/* 2026-07-27：统一样片库、内容卡与详情页为同一套“现场高光”视觉语言。 */
.video-grid .video-tile {
  overflow: hidden;
  border: 1px solid #214b80;
  border-radius: 12px;
  background: linear-gradient(145deg, #0a1e3d, #040e20);
  box-shadow: 0 12px 28px rgba(0, 7, 23, .26);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.video-grid .video-tile:hover {
  transform: translateY(-6px);
  border-color: #5f9fff;
  box-shadow: 0 18px 38px rgba(21, 97, 226, .27);
}

.video-grid .video-tile-playable { position: relative; cursor: pointer; }
.video-grid .video-tile-playable:focus-visible { outline: 3px solid #7fb6ff; outline-offset: 3px; }
.video-grid .tile-play { position: absolute; z-index: 2; top: 102px; left: 50%; display: grid; width: 48px; height: 48px; place-items: center; border: 1px solid #b9d7ff; border-radius: 50%; background: rgba(9, 41, 90, .68); color: #fff; font-size: 22px; box-shadow: 0 0 22px rgba(65, 141, 255, .75); opacity: 0; transform: translate(-50%, -50%) scale(.9); transition: opacity .2s ease, transform .2s ease; }
.video-grid .video-tile-playable:hover .tile-play, .video-grid .video-tile-playable:focus-visible .tile-play { opacity: 1; transform: translate(-50%, -50%) scale(1); }

.video-grid .visual {
  position: relative;
  height: 205px;
  background-position: center;
  background-size: cover;
  isolation: isolate;
}

.video-grid .visual::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, transparent 35%, rgba(2, 10, 26, .68));
}

.video-grid .visual-blue,
.video-grid .visual-city,
.video-grid .visual-wave { background-image: url('./assets/home-video-stage.png'); }
.video-grid .visual-ray,
.video-grid .visual-star { background-image: url('./assets/video-cover-blue-stage.png'); }
.video-grid .visual-gold,
.video-grid .visual-ring { background-image: url('./assets/home-interactive-stage.png'); }
.video-grid .visual-ray { background-position: 38% center; }
.video-grid .visual-gold { background-position: 72% center; }
.video-grid .visual-ring { background-position: 28% center; }

.video-grid .tile-info {
  min-height: 62px;
  padding: 18px 16px 17px;
  background: linear-gradient(180deg, #07162e, #050f20);
}

.video-grid .tile-info h3 {
  min-height: 0;
  margin: 0;
  color: #f2f6ff;
  font-size: 17px;
  line-height: 1.35;
  text-align: center;
  letter-spacing: .08em;
}

.video-grid .tile-open,
.text-link {
  margin-top: 10px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #71aaff;
  font-size: 14px;
  font-weight: 700;
}

.video-grid .tile-open:hover,
.text-link:hover { color: #c2dcff; }

.detail-page {
  min-height: calc(100vh - 76px);
  max-width: 1180px;
  margin: 0 auto;
  padding: 54px 32px 86px;
}

.detail-back {
  margin-bottom: 30px;
  border: 0;
  background: transparent;
  color: #78afff;
  font-size: 16px;
}

.detail-layout {
  display: grid;
  grid-template-columns: 1.16fr .84fr;
  gap: 44px;
  align-items: center;
}

.detail-layout > div > .visual {
  min-height: 380px;
  border: 1px solid #377ee6;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 18px 55px rgba(31, 111, 255, .24);
}

.detail-layout article,
.article-detail {
  color: #c7d7ef;
  font-size: 17px;
  line-height: 1.8;
}

.detail-layout h1,
.article-detail h1 {
  margin: 10px 0 20px;
  color: #fff;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.15;
}

.detail-layout small,
.article-detail > small { color: #76adff; font-weight: 700; }
.detail-layout dl { margin: 26px 0; border-top: 1px solid #244a79; }
.detail-layout dl > div { display: grid; grid-template-columns: 92px 1fr; padding: 13px 0; border-bottom: 1px solid #244a79; }
.detail-layout dt { color: #7896be; }
.detail-layout dd { margin: 0; color: #f1f6ff; }
.article-detail { max-width: 820px; }
.article-detail .lead { color: #bbcff0; font-size: 21px; }
.article-detail h2 { margin-top: 36px; color: #f2f6ff; font-size: 24px; }
.article-detail .big-blue { margin-top: 20px; }

.content-page .article-grid article {
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(145deg, #081b37, #041125);
  box-shadow: 0 14px 28px rgba(0, 4, 14, .24);
}

.content-page .article-grid article:hover { border-color: #548ef0; transform: translateY(-4px); }
.content-page .article-grid article > div:last-child { padding-bottom: 20px; }
.content-page .article-grid .text-link { display: inline-block; }

/* 深色内容页延续舞台感，不让浅色导航打断沉浸式浏览。首页仍保留确认稿的白色首屏导航。 */
body:has(.dark-public) .site-nav,
body:has(.contact-page) .site-nav {
  background: rgba(2, 9, 23, .94);
  border-bottom-color: #163456;
  box-shadow: 0 1px 16px rgba(0, 0, 0, .28);
}

body:has(.dark-public) .site-brand,
body:has(.contact-page) .site-brand,
body:has(.dark-public) .site-nav nav button,
body:has(.contact-page) .site-nav nav button { color: #f1f6ff; }

body:has(.dark-public) .site-nav nav button.active,
body:has(.contact-page) .site-nav nav button.active {
  color: #69a8ff;
  border-bottom-color: #4c8dff;
  text-shadow: none;
}

/* 当前页与当前内容分类都用向上扩散的底线光，保持导航层级一致。 */
.site-nav nav button.active,
.video-library .product-tabs button.active {
  position: relative;
}

.site-nav nav button.active::after,
.video-library .product-tabs button.active::after {
  content: '';
  position: absolute;
  right: 8%;
  bottom: -3px;
  left: 8%;
  height: 2px;
  background: #78b7ff;
  box-shadow: 0 -2px 7px rgba(83, 158, 255, .58);
}

/* 互动体验是当前唯一可实时参与的入口：用克制的动态 HOT 标记引导，而不干扰导航阅读。 */
.site-nav nav .nav-interactive-hot {
  position: relative;
  overflow: visible;
}
.site-nav nav .nav-hot-badge {
  position: absolute;
  top: 9px;
  right: -15px;
  z-index: 2;
  min-width: 27px;
  padding: 3px 6px 2px;
  border: 1px solid rgba(255, 216, 126, .92);
  border-radius: 999px;
  background: linear-gradient(135deg, #ff8d32, #f2383d 62%, #d81d6f);
  color: #fffaf2;
  font-size: 9px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: .05em;
  text-shadow: 0 1px 1px rgba(86, 11, 7, .45);
  box-shadow: 0 0 0 2px rgba(2, 9, 23, .9), 0 0 13px rgba(255, 76, 56, .72);
  transform-origin: center bottom;
  animation: nav-hot-pulse 1.85s ease-in-out infinite;
  pointer-events: none;
}
.site-nav nav .nav-hot-badge::after {
  content: '';
  position: absolute;
  right: 6px;
  bottom: -4px;
  width: 7px;
  height: 7px;
  background: #ef3449;
  border-right: 1px solid rgba(255, 216, 126, .92);
  border-bottom: 1px solid rgba(255, 216, 126, .92);
  transform: rotate(45deg);
}
@keyframes nav-hot-pulse {
  0%, 100% { transform: translateY(0) scale(1); filter: brightness(1); }
  45% { transform: translateY(-3px) scale(1.08); filter: brightness(1.16); }
  60% { transform: translateY(-1px) scale(.98); }
}
@media (prefers-reduced-motion: reduce) {
  .site-nav nav .nav-hot-badge { animation: none; }
}
@media (max-width: 780px) {
  .site-nav nav .nav-hot-badge { top: 4px; right: -19px; transform: scale(.82); }
}

.video-library .product-tabs button.active::after {
  right: 10%;
  bottom: 0;
  left: 10%;
  background: #93c5ff;
  box-shadow: 0 -2px 6px rgba(109, 174, 255, .52);
}

.video-library .product-tabs button.active {
  box-shadow: none;
}

.video-library .library-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 38% 68% at 50% 112%, #286fc5 0, #104584 20%, rgba(5, 27, 63, .6) 48%, transparent 75%),
    linear-gradient(180deg, #020713 0%, #031126 58%, #071d45 100%);
}

.video-library .library-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 30%, rgba(60, 128, 225, .06) 30.15% 30.28%, transparent 30.45% 38%, rgba(61, 134, 239, .12) 38.15% 38.33%, transparent 38.5% 43%, rgba(72, 148, 249, .2) 43.15% 43.4%, transparent 43.65% 46%, rgba(97, 173, 255, .3) 46.15% 46.48%, transparent 46.82% 49%, rgba(134, 199, 255, .5) 49.25% 49.55%, rgba(222, 240, 255, .78) 50% 50.12%, rgba(134, 199, 255, .5) 50.52% 50.75%, transparent 51.12% 53.2%, rgba(97, 173, 255, .3) 53.55% 53.85%, transparent 54.2% 57%, rgba(72, 148, 249, .2) 57.25% 57.48%, transparent 57.82% 62%, rgba(61, 134, 239, .12) 62.15% 62.32%, transparent 62.52% 69%, rgba(60, 128, 225, .06) 69.15% 69.28%, transparent 69.45%),
    radial-gradient(ellipse 32% 12% at 50% 84%, rgba(86, 159, 255, .42), transparent 68%),
    linear-gradient(180deg, transparent 0 72%, rgba(24, 86, 180, .34) 73%, rgba(112, 177, 255, .74) 74.1%, rgba(29, 95, 194, .35) 75.2%, transparent 78%);
  opacity: .88;
}

.video-library .library-hero > * { position: relative; z-index: 1; }

/* 体验入口上移至首屏分界线之上，避免与筛选器争夺同一行。 */
.video-library .library-hero { min-height: 226px; }
.library-hero .library-hero-cta {
  position: absolute;
  z-index: 2;
  right: max(38px, calc((100% - 1220px) / 2));
  bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 242px;
  padding: 12px 17px;
  animation: sample-cta-pulse 1.8s ease-in-out infinite;
}

.library-interactive-cta .cta-arrow {
  float: none;
  margin-left: auto;
  font-size: 20px;
  line-height: 1;
  transition: transform .18s ease;
}

.library-interactive-cta:hover .cta-arrow { transform: translateX(3px); }

.video-library .library-toolbar { min-height: 62px; margin-top: 0; }
.library-title-row { position: relative; display: flex; align-items: center; justify-content: flex-end; min-height: 64px; gap: 18px; }
.library-title-row h1 { position: absolute; left: 50%; margin-right: 0; transform: translateX(-50%); }
.library-search { display: inline-flex; align-items: center; gap: 8px; width: min(260px, 36vw); padding: 8px 11px; border: 1px solid rgba(110, 174, 255, .58); border-radius: 999px; background: rgba(2, 20, 49, .72); box-shadow: inset 0 1px rgba(202, 234, 255, .08); }
.library-search button { display: inline-grid; place-items: center; flex: 0 0 auto; width: 21px; height: 21px; padding: 0; border: 0; background: transparent; cursor: pointer; }
.library-search span { color: #9ccfff; font-size: 20px; line-height: 1; }
.library-search input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: #eef7ff; font: inherit; }
.library-search input::placeholder { color: #83a3c8; }

/* 首页视频入口使用轻量图片，避免现场背景比卡片内容晚出现。 */
.home-page .door-video .visual-countdown {
  background: #020d21 url('./assets/home-video-stage.jpg') center / cover no-repeat;
}
.home-page .door-video .visual-countdown::after { display: none; }

.back-top {
  position: fixed;
  z-index: 12;
  top: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #a8ccff;
  transform: translateY(-50%);
  transition: transform .18s ease, color .18s ease;
}

.back-top span { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid #438cff; border-radius: 50%; background: rgba(4, 21, 47, .9); box-shadow: 0 0 18px rgba(39, 119, 255, .35); font-size: 23px; font-weight: 700; line-height: 1; }
.back-top small { color: #7894bc; font-size: 11px; font-weight: 400; line-height: 1; white-space: nowrap; }
.back-top:hover { transform: translateY(calc(-50% - 3px)); color: #fff; }
.back-top:hover span { background: #1667e8; }
.back-top:hover small { color: #c4dbff; }

.back-top-left { left: 22px; }
.back-top-right { right: 22px; }

.sample-player-modal { position: fixed; z-index: 80; inset: 0; display: grid; place-items: center; padding: 32px; background: rgba(0, 7, 20, .78); backdrop-filter: blur(9px); }
.sample-player-shell { position: relative; width: min(1010px, 92vw); overflow: hidden; border: 1px solid #3b85ec; border-radius: 16px; background: #030b19; box-shadow: 0 24px 80px rgba(0, 0, 0, .65), 0 0 44px rgba(39, 117, 255, .35); }
.sample-player-close { position: absolute; z-index: 3; top: 13px; right: 13px; display: grid; width: 38px; height: 38px; padding: 0; place-items: center; border: 1px solid #8dbaff; border-radius: 50%; background: rgba(3, 16, 37, .86); color: #fff; font-size: 0; line-height: 0; }
.sample-player-close::before { content: '×'; display: block; font-size: 27px; line-height: 1; transform: translateY(-1px); }
.sample-player-title { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 64px; padding: 12px 164px 12px 22px; background: linear-gradient(90deg, #071b3c, #071126); color: #fff; }
.sample-player-title > div { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.sample-player-title span { color: #75adff; font-size: 14px; font-weight: 700; white-space: nowrap; }
.sample-player-title b { font-size: 19px; white-space: nowrap; }
.sample-player { display: block; width: 100%; max-height: min(65vh, 630px); background: #000; }
.sample-player-cta { position: absolute; top: 13px; right: 86px; border: 1px solid #81b4ff; border-radius: 7px; background: linear-gradient(90deg, #176bff, #5b43e6); color: #fff; padding: 10px 16px; font-weight: 800; white-space: nowrap; animation: sample-cta-pulse 1.8s ease-in-out infinite; }

@keyframes sample-cta-pulse {
  0%, 100% { box-shadow: 0 0 0 rgba(91, 125, 255, 0), 0 0 10px rgba(52, 116, 255, .45); transform: translateZ(0); }
  50% { box-shadow: 0 0 0 4px rgba(105, 157, 255, .16), 0 0 22px rgba(91, 98, 255, .9); transform: translateZ(0) scale(1.025); }
}

@media (prefers-reduced-motion: reduce) {
  .sample-player-cta,
  .library-hero .library-hero-cta { animation: none; }
  .mobile-controller-entry,
  .mobile-controller-phone,
  .mobile-controller-scan-line { animation: none; }
}

/* 使用参考稿衍生的纯舞台背景资产，保留标题区的干净留白。 */
.video-library .library-hero {
  background: #020713 url('./assets/video-library-hero-stage.png') center 57% / cover no-repeat;
}

.video-library .library-hero::after { display: none; }

/* 已选“蓝金星环”现场舞台素材：真实观众与灯光成为互动演示的主场景。 */
.interactive-page .interactive-stage {
  /* LED 叠加区按舞台内沿定位，保留清晰、硬朗的真实屏幕边界。 */
  --led-left: 0%;
  --led-top: 11%;
  --led-width: 100%;
  --led-height: 62%;
  height: auto;
  min-height: 0;
  aspect-ratio: 16 / 9;
  max-width: 1360px;
  border: 1px solid #2e77d6;
  background: #020816 url('./assets/interactive-stage-blue-gold-audience.png') center / cover no-repeat;
  box-shadow: 0 20px 55px rgba(0, 0, 0, .46), 0 0 32px rgba(43, 127, 255, .22);
  overflow: visible;
}

.interactive-page > .participation-rail {
  margin: 8px auto 18px;
}

.interactive-page .interactive-stage .stage-control-dock {
  position: absolute;
  z-index: 6;
  left: 50%;
  bottom: -14%;
  width: min(1040px, 88%);
  transform: translateX(-50%);
  margin: 0;
  padding: 18px 24px 21px;
  border: 1px solid rgba(92, 168, 255, .82);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(16, 74, 145, .5), rgba(6, 37, 84, .5));
  box-shadow: 0 14px 34px rgba(0, 0, 0, .52), 0 0 25px rgba(57, 149, 255, .36);
  backdrop-filter: blur(9px);
}

.interactive-page .interactive-heading { padding: 38px 20px 24px; }
.interactive-page .interactive-heading h1 { line-height: 1.28; }
.interactive-page .interactive-heading p { margin: 19px 0 0; line-height: 1.8; }
.interactive-page .stage-control-dock .stage-switcher { margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.interactive-page .stage-control-dock .stage-control-head { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 46px; }
.mobile-controller-entry { grid-column: 1; grid-row: 1; justify-self: start; display: inline-flex; align-items: center; gap: 10px; padding: 7px 12px 7px 8px; border: 1px solid rgba(92, 168, 255, .7); border-radius: 999px; color: #eef8ff; background: linear-gradient(135deg, rgba(10, 70, 145, .9), rgba(22, 44, 105, .9)); box-shadow: 0 0 18px rgba(46, 142, 255, .38); text-align: left; animation: mobile-controller-nudge 1.9s ease-in-out infinite; }
.mobile-controller-entry:hover { border-color: #9ad4ff; box-shadow: 0 0 24px rgba(62, 163, 255, .62); }
.mobile-controller-entry > span:last-child { display: grid; gap: 1px; }
.mobile-controller-entry b { font-size: 13px; }
.mobile-controller-entry small { color: #9fc9f3; font-size: 10px; }
.mobile-controller-entry.is-ready::after { content: ''; width: 7px; height: 7px; border-radius: 50%; background: #65f0b1; box-shadow: 0 0 9px #65f0b1; }
.mobile-controller-entry.is-pending::after { content: ''; width: 7px; height: 7px; border-radius: 50%; background: #f4ba58; box-shadow: 0 0 9px #f4ba58; }
.mobile-controller-phone { position: relative; display: inline-block; width: 25px; height: 34px; border: 2px solid #b9e4ff; border-radius: 6px; background: linear-gradient(180deg, #113d79, #061b3c); box-shadow: 0 0 13px rgba(97, 187, 255, .72); animation: mobile-controller-phone-float 1.25s ease-in-out infinite; }
.mobile-controller-phone::before { content: ''; position: absolute; top: 3px; left: 8px; width: 6px; height: 2px; border-radius: 2px; background: #8bcfff; }
.mobile-controller-phone::after { content: ''; position: absolute; bottom: 3px; left: 9px; width: 4px; height: 4px; border-radius: 50%; background: #8bcfff; }
.mobile-controller-phone i { position: absolute; inset: 8px 4px; border-radius: 2px; background: radial-gradient(circle, #fff 0 1px, #4aa8ff 2px 3px, transparent 4px), #0a2a58; box-shadow: inset 0 0 8px rgba(63, 165, 255, .5); }
@keyframes mobile-controller-nudge { 0%, 100% { transform: translateX(0); } 45% { transform: translateX(5px); } 60% { transform: translateX(2px); } }
@keyframes mobile-controller-phone-float { 0%, 100% { transform: translateY(0) rotate(-3deg); } 50% { transform: translateY(-3px) rotate(3deg); } }
.interactive-page .stage-control-dock .stage-guide { grid-column: 2; grid-row: 1; align-self: center; justify-self: center; display: inline-flex; align-items: center; gap: 13px; color: #e9f6ff; font-size: 21px; font-weight: 700; letter-spacing: .04em; text-shadow: 0 0 12px rgba(79, 168, 255, .72); white-space: nowrap; animation: stage-guide-sync 1.35s ease-in-out infinite; }
.interactive-page .stage-control-dock .stage-guide strong { animation: stage-guide-glow 2.8s ease-in-out infinite; }
.interactive-page .stage-control-dock .stage-guide i { display: inline-block; color: #8ed1ff; font-size: 22px; font-style: normal; line-height: 1; text-shadow: 0 0 12px rgba(76, 173, 255, .95); }
.interactive-page .stage-control-dock .template-picker { grid-column: 3; grid-row: 1; justify-self: end; display: flex; align-items: center; gap: 10px; color: #d9edff; font-size: 13px; white-space: nowrap; }
.interactive-page .stage-control-dock .template-picker select {
  min-width: 148px;
  padding: 9px 38px 9px 12px;
  appearance: none;
  -webkit-appearance: none;
  color: #f4f9ff;
  background-color: rgba(2, 20, 49, .72);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%238fd0ff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px 16px;
  border: 1px solid rgba(119, 184, 255, .72);
  border-radius: 7px;
}
.mobile-experience-notice { display: none; }
.interactive-page .stage-control-dock .stage-nav {
  width: min(100%, 800px);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 15px auto 0;
}
.interactive-page .stage-control-dock .stage-nav button { background: rgba(4, 22, 49, .94); border-color: rgba(72, 139, 222, .72); text-shadow: 0 1px 2px #000; }
.interactive-page .stage-control-dock .stage-nav button.active { background: linear-gradient(135deg, #0b63ee, #1945a9); border-color: #8ac3ff; box-shadow: 0 0 15px rgba(48, 142, 255, .75); }
.interactive-page .interactive-stage + .scenario-row { padding-top: 146px; }
.interactive-page .scenario-row > div { gap: 13px; }
.interactive-page .scenario-row span { display: inline-flex; align-items: center; gap: 9px; min-height: 48px; padding: 8px 15px 8px 9px; color: #dbeeff; background: transparent; border: 0; border-radius: 0; box-shadow: none; transition: transform .22s ease, color .22s ease; }
.interactive-page .scenario-row span:hover { transform: translateY(-3px); color: #fff; }
.interactive-page .scenario-row .scenario-icon { width: 28px; height: 28px; display: inline-grid; place-items: center; color: #bde5ff; font-size: 16px; font-style: normal; line-height: 1; border: 1px solid rgba(95, 172, 255, .8); border-radius: 50%; background: radial-gradient(circle at 35% 28%, rgba(174, 226, 255, .38), rgba(35, 117, 218, .3) 48%, rgba(5, 31, 76, .8)); box-shadow: 0 0 12px rgba(55, 154, 255, .28), inset 0 0 9px rgba(82, 175, 255, .2); }
.interactive-page .scenario-row span b { font-weight: 600; }

/* 内容页 CTA 以真实现场效果图替换抽象光环。 */
.content-cta .content-cta-stage { position: relative; width: min(44%, 560px); min-height: 0; aspect-ratio: 1672 / 941; overflow: hidden; border: 1px solid rgba(77, 155, 255, .82); border-radius: 12px; background: #020b1c url('./assets/home-interactive-stage.png') center / 100% 100% no-repeat; box-shadow: 0 16px 34px rgba(0, 0, 0, .3), 0 0 25px rgba(40, 130, 255, .32); }
@media (max-width: 780px) { .content-cta .content-cta-stage { width: 100%; min-height: 0; margin-top: 22px; } }

/* 管理员数据中心：品牌识别、折线趋势和可展开地区数据。 */
.admin-logo { gap: 2px; }
.admin-logo img { width: 92px; height: 92px; object-fit: contain; object-position: left center; margin: -15px 0 -8px -8px; }
.admin-logo span { font-family: "Arial Black", "PingFang SC", "Microsoft YaHei", sans-serif; font-weight: 900; color: #f5f8ff; letter-spacing: .03em; }
.admin-logo small { font-size: 12px; color: #8da8d1; }
.site-brand { display: inline-flex; align-items: center; gap: 9px; }
.site-brand-logo { width: 33px; height: 33px; object-fit: contain; }
.site-logo-upload { display: grid; gap: 8px; margin: 3px 0 16px; color: #b7ceec; font-size: 12px; }
.site-logo-upload > div { display: flex; align-items: center; gap: 13px; padding: 11px; border: 1px solid #315a89; border-radius: 8px; background: #071a35; }
.site-logo-upload img { width: 66px; height: 66px; flex: 0 0 66px; border: 1px solid #4272a5; border-radius: 8px; background: #041124; object-fit: contain; }
.site-logo-upload section { display: grid; gap: 6px; }
.site-logo-upload strong { color: #e6f1ff; font-size: 13px; }
.site-logo-upload small { color: #8eaed4; line-height: 1.5; }
.site-logo-upload button { width: fit-content; padding: 5px 9px; border: 1px solid #38679b; border-radius: 5px; background: #0c2851; color: #d9eaff; font-size: 12px; }
.site-logo-upload button:hover { border-color: #65a5ff; background: #144b91; }
.contact-qr { display: grid; place-items: center; width: 164px; height: 164px; flex: 0 0 164px; padding: 9px; border: 1px solid #5ba2ff; border-radius: 12px; background: #fff; box-shadow: 0 0 22px rgba(37, 132, 255, .32); }
.contact-qr img { display: block; width: 100%; height: 100%; object-fit: contain; }
.contact-qr-empty { background: #071a35; color: #8daed3; text-align: center; line-height: 1.55; }
.contact-qr-upload img, .contact-qr-admin-empty { width: 112px; height: 112px; flex: 0 0 112px; }
.contact-qr-upload img { background: #fff; object-fit: contain; }
.contact-qr-admin-empty { display: grid; place-items: center; border: 1px dashed #4272a5; border-radius: 8px; background: #041124; color: #86a9cf; text-align: center; }
.admin-side nav button { position: relative; gap: 14px; transition: color .18s ease, background .18s ease, transform .18s ease; }
.admin-side nav button:hover { color: #fff; background: linear-gradient(90deg, rgba(20, 83, 177, .5), rgba(12, 45, 94, .12)); transform: translateX(2px); }
.admin-nav-icon { width: 29px; height: 29px; flex: 0 0 29px; display: grid; place-items: center; border: 1px solid rgba(70, 143, 245, .56); border-radius: 9px; color: #77b6ff; background: linear-gradient(145deg, rgba(28, 101, 203, .32), rgba(4, 22, 53, .5)); box-shadow: inset 0 1px 0 rgba(184, 225, 255, .14), 0 4px 10px rgba(0, 32, 83, .18); transition: transform .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease; }
.admin-nav-icon svg { width: 17px; height: 17px; }
.admin-side nav button:hover .admin-nav-icon { transform: translateY(-1px); border-color: #79baff; color: #b7ddff; box-shadow: 0 0 14px rgba(43, 139, 255, .4), inset 0 1px 0 rgba(214, 240, 255, .28); }
.admin-side nav button.active .admin-nav-icon { color: #e0f1ff; border-color: #8bc8ff; background: linear-gradient(145deg, #287eef, #0b4da8); box-shadow: 0 0 16px rgba(49, 139, 255, .62), inset 0 1px 0 rgba(220, 243, 255, .34); }
.admin-side nav button.active .admin-nav-icon-interactive { color: #d4ecff; }
.admin-header h1 { font-family: "Arial Black", "PingFang SC", "Microsoft YaHei", sans-serif; font-weight: 900; letter-spacing: .04em; }
.metric-row article { position: relative; overflow: hidden; border-color: rgba(66, 134, 229, .62); box-shadow: inset 0 1px 0 rgba(129, 189, 255, .12), 0 12px 25px rgba(0, 0, 0, .12); }
.metric-row article::after { content: ''; position: absolute; width: 125px; height: 125px; right: -68px; bottom: -82px; border-radius: 50%; background: radial-gradient(circle, rgba(36, 133, 255, .25), transparent 67%); pointer-events: none; }
.metric-icon { width: 62px; height: 62px; flex: 0 0 62px; display: grid; place-items: center; border: 1px solid #4c9aff; border-radius: 19px; color: #85c4ff; background: linear-gradient(145deg, rgba(32, 121, 255, .33), rgba(4, 24, 58, .7)); box-shadow: 0 0 18px rgba(38, 127, 255, .38), inset 0 1px 0 rgba(211, 237, 255, .24); transform: rotate(-5deg); }
.metric-icon svg { width: 31px; height: 31px; transform: rotate(5deg); }
.trend-panel { padding: 20px 22px 16px; }
.trend-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.trend-head > div { margin-right: auto; }
.trend-head h2 { margin: 0; }
.trend-head small { display: block; margin-top: 4px; color: #94acd0; }
.trend-head label { display: flex; align-items: center; gap: 7px; color: #b8c9e4; font-size: 13px; }
.trend-head input { min-height: 34px; border: 1px solid #315981; border-radius: 6px; padding: 5px 8px; background: #06152d; color: #ddecff; color-scheme: dark; }
.trend-preset, .table-title button { border: 1px solid #397fdd; border-radius: 6px; padding: 8px 12px; color: #bfe0ff; background: rgba(24, 83, 170, .35); font-size: 13px; }
.trend-preset:hover, .table-title button:hover { background: #1555ad; }
.trend-chart { height: 230px; margin-top: 15px; padding: 14px 18px 0; border-radius: 8px; background: repeating-linear-gradient(to bottom, transparent 0 43px, rgba(74, 126, 189, .22) 44px 45px), linear-gradient(180deg, rgba(17, 65, 133, .26), rgba(3, 16, 37, .08)); }
.trend-chart svg { display: block; width: 100%; height: 182px; overflow: visible; }
.trend-axis-labels { display: flex; justify-content: space-between; gap: 4px; padding: 4px 0 0; color: #a5b9d7; font-size: 12px; }
.table-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.stat-tables .table-title h2 { margin: 0; }
.regions-modal section { width: min(540px, 92vw); }
.regions-modal p { color: #9fb3d2; }
.region-list > div { display: grid; grid-template-columns: 1fr 100px 78px; padding: 11px 0; border-bottom: 1px solid #23425f; }
.region-list > div:first-child { color: #a9bdd9; font-size: 13px; }
.site-copy-form { margin-top: 22px; max-width: 860px; }
.site-copy-form textarea { min-height: 112px; padding: 12px; border: 1px solid #365473; border-radius: 6px; background: #07152b; color: #fff; resize: vertical; font: inherit; }
.content-editor label { display: grid; gap: 7px; margin: 14px 0; color: #cad8ee; }
.content-editor input, .content-editor select { width: 100%; padding: 11px; border: 1px solid #345275; border-radius: 6px; background: #061327; color: #fff; font: inherit; }
.content-preview h2 { line-height: 1.45; }
.content-preview p { color: #b8cbe7; line-height: 1.7; }

/* 客户开通链接与正式公开站分层：只保留两项产品演示，不继承公司转化入口。 */
.customer-site-nav nav { gap: clamp(24px, 4vw, 54px); }
.customer-site-nav .site-brand { max-width: 48vw; }
.customer-site-nav .site-brand span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.customer-site-logo { border-radius: 6px; }
.customer-interactive-page .scenario-row > [data-demo-action-host],
.customer-interactive-page .scenario-row > .big-blue { display: none !important; }
.channel-loading { min-height: 100vh; background: #020917; }
.customer-link-rule { margin: 12px 0 18px; color: #8eadd3; font-size: 13px; line-height: 1.65; }
.customer-logo-upload { margin-top: 18px; }
.customer-logo-upload .customer-logo-empty { display: grid; width: 66px; height: 66px; flex: 0 0 66px; place-items: center; border: 1px dashed #4272a5; border-radius: 8px; background: #041124; color: #86a9cf; text-align: center; line-height: 1.3; }
.customer-logo-upload .customer-logo-empty small { color: #6687ae; font-size: 10px; }
.customer-link-editor section[data-customer-link-form] { display: grid; gap: 4px; }
.customer-link-editor section[data-customer-link-form] h2 { margin-top: 0; }
.customer-link-editor section[data-customer-link-form] label { display: grid; gap: 7px; margin: 11px 0; color: #cad8ee; }
.customer-link-editor section[data-customer-link-form] label input { width: 100%; padding: 11px; border: 1px solid #345275; border-radius: 6px; background: #061327; color: #fff; }
.customer-link-editor .customer-logo-upload { margin-top: 12px; }
@media (max-width: 780px) { .admin-logo img { width: 58px; height: 58px; margin: -6px 0 -4px -8px; } .admin-logo small { display: none; } .site-brand-logo { width: 26px; height: 26px; } .site-logo-upload > div { align-items: flex-start; } .admin-side nav button { gap: 7px; } .admin-nav-icon { width: 25px; height: 25px; flex-basis: 25px; border-radius: 7px; } .admin-nav-icon svg { width: 15px; height: 15px; } .trend-head { align-items: flex-start; } .trend-head > div { flex-basis: 100%; } .trend-head label { flex: 1; justify-content: space-between; } .trend-head input { width: 132px; } .trend-chart { height: 190px; padding: 10px 6px 0; } .trend-chart svg { height: 145px; } .trend-axis-labels { font-size: 10px; } }

/* 联系页：独立生成的微信/电话咨询图标，深蓝底消除透明棋盘格。 */
.contact-title h1,
.contact-modal h2 { font-family: "Arial Black", "PingFang SC", "Microsoft YaHei", sans-serif; font-weight: 900; letter-spacing: .04em; }
.contact-modal-close { position: absolute; top: 16px; right: 16px; z-index: 2; min-height: 34px; padding: 0 11px; border: 1px solid rgba(143, 196, 255, .85); border-radius: 999px; background: rgba(4, 23, 54, .88); color: #eef7ff; font-size: 13px; font-weight: 800; line-height: 32px; }
.contact-modal-close:hover { border-color: #fff; background: #165bc6; }
.contact-consult-icon { width: 44px; height: 44px; flex: 0 0 44px; display: inline-block; border: 1px solid rgba(79, 168, 255, .7); border-radius: 10px; background-color: #071d43; background-repeat: no-repeat; background-position: center; background-size: cover; box-shadow: 0 0 12px rgba(53, 162, 255, .34); }
.contact-consult-icon.wechat { background-image: url('./assets/contact-wechat-icon.png'); }
.contact-consult-icon.phone { background-image: url('./assets/contact-phone-icon.png'); }

.interactive-page .interactive-stage::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(1, 10, 31, .06), rgba(1, 7, 22, .18));
}

.interactive-page .stage-truss,
.interactive-page .stage-light-beams,
.interactive-page .stage-platform,
.interactive-page .stage-audience { display: none; }

.interactive-page .stage-content {
  z-index: 1;
  inset: 0;
  padding: 0;
  display: block;
}

/* 用实体侧翼灯架替换舞台两侧原有的星空和金环背景。 */
.interactive-page .stage-side-wings {
  position: absolute;
  z-index: 0;
  top: var(--led-top);
  left: 0;
  right: 0;
  height: var(--led-height);
  pointer-events: none;
}
.interactive-page .stage-side-wings i {
  position: absolute;
  top: 0;
  width: var(--led-left);
  height: 100%;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(1, 8, 20, .96), rgba(5, 24, 49, .98)),
    #04142d;
  box-shadow: inset -1px 0 rgba(104, 185, 255, .48), inset 0 0 34px rgba(2, 8, 22, .86);
}
.interactive-page .stage-side-wings i:first-child { left: 0; }
.interactive-page .stage-side-wings i:last-child { right: 0; transform: scaleX(-1); }
.interactive-page .stage-side-wings i::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 13%, rgba(138, 201, 255, .34) 13.5% 15.5%, transparent 16% 84%, rgba(138, 201, 255, .34) 84.5% 86.5%, transparent 87%),
    repeating-linear-gradient(55deg, transparent 0 36px, rgba(103, 170, 233, .25) 37px 40px, transparent 41px 76px),
    repeating-linear-gradient(125deg, transparent 0 36px, rgba(103, 170, 233, .2) 37px 40px, transparent 41px 76px);
}
.interactive-page .stage-side-wings i::after {
  display: none;
}

.interactive-page .stage-screen {
  position: absolute;
  left: var(--led-left);
  top: var(--led-top);
  width: var(--led-width);
  height: var(--led-height);
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: #020d25;
  box-shadow: 0 0 0 1px rgba(99, 174, 255, .5), 0 0 20px rgba(32, 117, 237, .16);
  overflow: hidden;
}

.interactive-page .screen-inner {
  width: 100%;
  height: 100%;
  gap: 12px;
  position: relative;
  isolation: isolate;
  background:
    linear-gradient(90deg, transparent 0 7%, rgba(77, 148, 223, .26) 7.15% 7.45%, transparent 7.6% 92.4%, rgba(77, 148, 223, .26) 92.55% 92.85%, transparent 93%),
    repeating-linear-gradient(90deg, rgba(80, 140, 206, .12) 0 2px, transparent 2px 13%),
    linear-gradient(180deg, #03142c 0%, #061b3b 57%, #020b1c 100%);
}
.interactive-page .screen-inner::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: .72;
  background:
    repeating-linear-gradient(56deg, transparent 0 46px, rgba(100, 173, 244, .16) 47px 49px, transparent 50px 96px),
    repeating-linear-gradient(124deg, transparent 0 46px, rgba(100, 173, 244, .13) 47px 49px, transparent 50px 96px),
    linear-gradient(180deg, rgba(105, 178, 255, .08), transparent 42%);
}
.interactive-page .screen-inner > small,
.interactive-page .screen-inner > h2 { position: relative; z-index: 1; }
.interactive-page .screen-inner small { color: #c4dcff; }
.interactive-page .stage-content h2 { font-size: clamp(20px, 2vw, 30px); text-shadow: 0 0 12px rgba(89, 163, 255, .88); }

/* 顶部固定为真实舞美常用的冷白灯，只有摇头方向和强弱持续运动。 */
.interactive-page .interactive-stage {
  --phase-light: #d7f2ff;
  --phase-beam: rgba(173, 224, 255, .38);
  --phase-glow: rgba(115, 192, 255, .68);
}

.interactive-page .stage-phase-lights {
  position: absolute;
  z-index: 4;
  top: 3%;
  left: 7.5%;
  width: 85%;
  height: 29%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  pointer-events: none;
}
.interactive-page .stage-phase-lights::before {
  content: '';
  position: absolute;
  inset: 0 -3% auto;
  height: 78%;
  background: radial-gradient(ellipse at 50% 0, rgba(153, 218, 255, .16), transparent 61%);
  filter: blur(11px);
  opacity: .7;
  animation: stage-atmosphere 6.5s ease-in-out infinite alternate;
}
.interactive-page .stage-phase-lights i {
  position: relative;
  width: clamp(6px, .6vw, 9px);
  height: clamp(6px, .6vw, 9px);
  border-radius: 50%;
  border: 1px solid rgba(214, 244, 255, .82);
  background: radial-gradient(circle at 42% 38%, #fff 0 13%, var(--phase-light) 20%, #4f9ecb 42%, #0b2a45 70%);
  box-shadow: 0 0 5px 1px rgba(218, 246, 255, .95), 0 0 16px 4px var(--phase-glow);
  animation: stage-moving-head 5.8s cubic-bezier(.45, 0, .55, 1) infinite;
}
.interactive-page .stage-phase-lights i::after {
  content: '';
  position: absolute;
  top: 58%;
  left: 50%;
  width: clamp(28px, 4.4vw, 64px);
  height: clamp(92px, 15.5vw, 208px);
  --beam-angle: 0deg;
  transform: translateX(-50%) rotate(var(--beam-angle));
  transform-origin: top;
  clip-path: polygon(48.5% 0, 51.5% 0, 100% 100%, 0 100%);
  background: linear-gradient(180deg, rgba(221, 246, 255, .58), var(--phase-beam) 24%, rgba(128, 204, 255, .12) 67%, transparent 100%);
  filter: blur(.65px);
  opacity: .72;
  mix-blend-mode: screen;
  animation: stage-beam-sweep 5.8s cubic-bezier(.45, 0, .55, 1) infinite;
}
.interactive-page .stage-phase-lights i:nth-child(1) { --beam-angle: -22deg; animation-delay: -4.1s; }
.interactive-page .stage-phase-lights i:nth-child(2) { --beam-angle: 15deg; animation-delay: -1.4s; }
.interactive-page .stage-phase-lights i:nth-child(3) { --beam-angle: -12deg; animation-delay: -5.3s; }
.interactive-page .stage-phase-lights i:nth-child(4) { --beam-angle: 7deg; animation-delay: -2.5s; }
.interactive-page .stage-phase-lights i:nth-child(5) { --beam-angle: -4deg; animation-delay: -4.7s; }
.interactive-page .stage-phase-lights i:nth-child(6) { --beam-angle: 0deg; animation-delay: -.7s; }
.interactive-page .stage-phase-lights i:nth-child(7) { --beam-angle: 4deg; animation-delay: -3.6s; }
.interactive-page .stage-phase-lights i:nth-child(8) { --beam-angle: -7deg; animation-delay: -1.9s; }
.interactive-page .stage-phase-lights i:nth-child(9) { --beam-angle: 12deg; animation-delay: -5.6s; }
.interactive-page .stage-phase-lights i:nth-child(10) { --beam-angle: -15deg; animation-delay: -2.9s; }
.interactive-page .stage-phase-lights i:nth-child(11) { --beam-angle: 22deg; animation-delay: -4.4s; }
.interactive-page .stage-phase-lights i:nth-child(2n)::after { animation-delay: -1.4s; }
.interactive-page .stage-phase-lights i:nth-child(3n)::after { animation-delay: -3.2s; }

@keyframes stage-moving-head {
  0%, 100% { transform: translateY(0) rotate(-1.5deg); filter: brightness(.76); opacity: .7; }
  42% { transform: translateY(2px) rotate(1deg); filter: brightness(1.18); opacity: 1; }
  70% { transform: translateY(1px) rotate(-.4deg); filter: brightness(.9); opacity: .84; }
}
@keyframes stage-beam-sweep {
  0%, 100% { transform: translateX(-50%) rotate(calc(var(--beam-angle) - 10deg)); opacity: .34; }
  44% { transform: translateX(-50%) rotate(calc(var(--beam-angle) + 11deg)); opacity: .88; }
  70% { transform: translateX(-50%) rotate(calc(var(--beam-angle) + 3deg)); opacity: .55; }
}
@keyframes stage-atmosphere {
  from { transform: translateX(-4%) scaleX(.92); opacity: .38; }
  to { transform: translateX(4%) scaleX(1.08); opacity: .8; }
}
@keyframes stage-guide-glow {
  0%, 100% { color: #d5efff; text-shadow: 0 0 8px rgba(79, 168, 255, .42); }
  50% { color: #fff; text-shadow: 0 0 18px rgba(101, 191, 255, .98), 0 0 32px rgba(51, 140, 255, .45); }
}
@keyframes stage-guide-sync {
  0%, 100% { transform: translateY(-2px); opacity: .72; }
  50% { transform: translateY(5px); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .interactive-page .stage-control-dock .stage-guide strong,
  .interactive-page .stage-control-dock .stage-guide { animation: none; }
}

/* 灯具跨在 LED 下沿，独立于屏幕内容，始终作为现场前景保留。 */
.interactive-page .stage-foreground-lights {
  position: absolute;
  z-index: 3;
  left: calc(var(--led-left) + 4%);
  top: calc(var(--led-top) + var(--led-height) - 1.2%);
  width: calc(var(--led-width) - 8%);
  height: 9%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  pointer-events: none;
}

.interactive-page .stage-foreground-lights i {
  position: relative;
  width: clamp(7px, .8vw, 12px);
  height: clamp(7px, .8vw, 12px);
  border-radius: 50%;
  background: #d8efff;
  border: 1px solid #58b7ff;
  box-shadow: 0 0 7px 2px #49a8ff, 0 0 18px 6px rgba(38, 129, 255, .65);
}

.interactive-page .stage-foreground-lights i::after {
  content: '';
  position: absolute;
  z-index: -1;
  left: 50%;
  top: 62%;
  width: 3px;
  height: clamp(16px, 2.2vw, 30px);
  transform: translateX(-50%);
  background: linear-gradient(#5fc3ff, rgba(44, 132, 255, 0));
  filter: blur(.5px);
}

@media (max-width: 780px) {
  .interactive-page .interactive-stage { aspect-ratio: 16 / 9; background-position: center; }
  .interactive-page .stage-screen { padding: 0; }
  .interactive-page .stage-control-dock .stage-control-head { grid-template-columns: 1fr; gap: 6px; }
  .interactive-page .stage-control-dock .stage-guide,
  .interactive-page .stage-control-dock .template-picker,
  .interactive-page .stage-control-dock .mobile-controller-entry { grid-column: 1; grid-row: auto; justify-self: center; }
  .interactive-page .stage-control-dock .stage-guide { font-size: 13px; }
}

/* 互动体验后台：以方案挑选为核心，产品深层参数继续由启动仪式后台维护。 */
.showcase-admin-overview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
  padding: 15px 18px;
  border: 1px solid rgba(58, 126, 216, .52);
  border-radius: 10px;
  background: linear-gradient(90deg, rgba(12, 43, 82, .92), rgba(6, 24, 48, .68));
}
.showcase-admin-overview > div { display: flex; align-items: center; gap: 12px; }
.showcase-admin-overview i { width: 9px; height: 9px; border-radius: 50%; background: #50d69a; box-shadow: 0 0 14px rgba(80, 214, 154, .75); }
.showcase-admin-overview.is-offline i { background: #e8aa4f; box-shadow: 0 0 14px rgba(232, 170, 79, .62); }
.showcase-admin-overview span { display: grid; gap: 4px; }
.showcase-admin-overview b { color: #f3f8ff; font-size: 15px; }
.showcase-admin-overview small, .showcase-admin-overview p { margin: 0; color: #819aba; font-size: 12px; }
.showcase-library, .showcase-stage-flow {
  padding: 24px;
  border: 1px solid rgba(48, 91, 142, .62);
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(8, 28, 55, .94), rgba(5, 20, 41, .92));
  box-shadow: 0 18px 45px rgba(0, 7, 20, .18);
}
.showcase-library > header, .showcase-stage-flow > header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.showcase-library header small, .showcase-stage-flow header small { color: #5d91d6; font-size: 10px; font-weight: 800; letter-spacing: .18em; }
.showcase-library h2, .showcase-stage-flow h2 { margin: 5px 0 0; color: #f5f8ff; font-size: 22px; }
.showcase-library header p, .showcase-stage-flow header p { margin: 7px 0 0; color: #839aba; font-size: 13px; }
.showcase-library > header > span { padding: 7px 12px; border: 1px solid #315e91; border-radius: 999px; color: #9bbce6; background: #071a34; font-size: 12px; }
.showcase-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.showcase-card,
.showcase-card:nth-child(4):nth-last-child(2),
.showcase-card:nth-child(5):last-child { grid-column: auto; }
.showcase-card { overflow: hidden; border: 1px solid #274e7d; border-radius: 10px; background: #071a34; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.showcase-card:hover { transform: translateY(-2px); border-color: #4386d8; box-shadow: 0 14px 26px rgba(0, 10, 28, .32); }
.showcase-card.is-default { border-color: #4c96f4; box-shadow: 0 0 0 1px rgba(53, 130, 231, .3), 0 13px 28px rgba(11, 76, 162, .16); }
.showcase-card.is-dragging { opacity: .45; transform: scale(.985); }
.showcase-card.is-drop-target { border-color: #e5b754; box-shadow: 0 0 0 2px rgba(229, 183, 84, .34), 0 16px 32px rgba(0, 10, 28, .38); }
.showcase-cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #020a17; }
.showcase-cover::after { content: ""; position: absolute; inset: auto 0 0; height: 45%; background: linear-gradient(transparent, rgba(2, 10, 24, .72)); pointer-events: none; }
.showcase-cover img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.showcase-card:hover .showcase-cover img { transform: scale(1.025); }
.showcase-state { position: absolute; z-index: 1; top: 7px; left: 7px; padding: 3px 6px; border: 1px solid rgba(142, 180, 226, .45); border-radius: 999px; color: #dceaff; background: rgba(3, 18, 39, .78); backdrop-filter: blur(8px); font-size: 9px; }
.showcase-order-badge { position: absolute; z-index: 1; top: 7px; right: 7px; display: grid; place-items: center; width: 24px; height: 24px; border: 1px solid rgba(229, 183, 84, .66); border-radius: 50%; color: #ffe09a; background: rgba(52, 35, 10, .84); font-size: 9px; font-weight: 800; }
.showcase-card.is-default .showcase-state { border-color: rgba(111, 179, 255, .72); color: #fff; background: rgba(26, 101, 197, .88); }
.showcase-card-body { padding: 9px; }
.showcase-card-title { display: block; }
.showcase-card-title h3 { margin: 0; color: #f5f8ff; font-size: 13px; line-height: 1.35; }
.showcase-card-title small { display: block; margin-top: 2px; color: #6686ad; font-size: 9px; }
.showcase-drag-handle { display: flex; align-items: center; justify-content: center; gap: 4px; width: 100%; margin-top: 7px; padding: 5px 6px; border: 1px dashed rgba(83, 131, 189, .62); border-radius: 6px; color: #91b7e7; background: rgba(7, 35, 70, .72); cursor: grab; touch-action: none; user-select: none; font-size: 9px; }
.showcase-drag-handle:hover { border-color: #6ca9ef; color: #d5e9ff; background: #0a315f; }
.showcase-drag-handle:active { cursor: grabbing; }
.showcase-drag-handle span { font-size: 13px; line-height: .8; }
.showcase-card-body > p { min-height: 28px; margin: 6px 0 8px; color: #8fa7c6; font-size: 9px; line-height: 1.45; }
.showcase-card footer { display: grid; gap: 6px; padding-top: 8px; border-top: 1px solid rgba(51, 83, 122, .48); }
.showcase-card footer > span { color: #6f88aa; font-size: 9px; }
.showcase-card-actions { display: flex; gap: 5px; }
.showcase-card-actions > button { flex: 1; }
.showcase-card button:not(.showcase-drag-handle) { min-width: 0; padding: 5px 4px; border: 1px solid #397ac9; border-radius: 5px; color: #bcd9ff; background: #092854; font-size: 9px; }
.showcase-card button:not(.showcase-drag-handle):hover:not(:disabled) { border-color: #69aaff; color: #fff; background: #1256a8; }
.showcase-card button:not(.showcase-drag-handle):disabled { cursor: default; border-color: rgba(91, 151, 224, .42); color: #7db4f4; background: rgba(17, 76, 145, .32); }
.showcase-card .showcase-remove-button { min-width: 0; border-color: rgba(186, 79, 93, .58); color: #e5aab3; background: rgba(87, 24, 38, .32); }
.showcase-card .showcase-remove-button:hover:not(:disabled) { border-color: #e06a7d; color: #fff; background: #7d2637; }
.showcase-card .showcase-remove-button:disabled { border-color: rgba(116, 88, 100, .35); color: #705f6c; background: rgba(52, 29, 40, .2); }
.showcase-removed { margin: 16px 0; padding: 18px; border: 1px solid rgba(107, 75, 92, .48); border-radius: 12px; background: rgba(25, 14, 28, .46); }
.showcase-removed > header { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 13px; }
.showcase-removed header small { color: #9a7088; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.showcase-removed h2 { margin: 5px 0 0; color: #e8dce4; font-size: 18px; }
.showcase-removed header p { margin: 6px 0 0; color: #947f8d; font-size: 12px; }
.showcase-removed > header > span { padding: 6px 11px; border: 1px solid rgba(137, 88, 112, .55); border-radius: 999px; color: #c6a0b5; font-size: 11px; }
.showcase-removed > div { display: grid; gap: 8px; }
.showcase-removed article { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 11px 12px; border: 1px solid rgba(111, 79, 96, .34); border-radius: 8px; background: rgba(32, 19, 34, .62); }
.showcase-removed article span { display: grid; gap: 4px; }
.showcase-removed article b { color: #dfd0d9; font-size: 13px; }
.showcase-removed article small { color: #8d7482; font-size: 11px; }
.showcase-removed article button { padding: 7px 12px; border: 1px solid #397ac9; border-radius: 6px; color: #bcd9ff; background: #092854; font-size: 12px; }
.showcase-removed article button:hover { border-color: #69aaff; color: #fff; background: #1256a8; }
.showcase-removal-modal > section { width: min(500px, calc(100vw - 32px)); border-color: rgba(150, 78, 96, .58); background: linear-gradient(145deg, #0b1d36, #160f20); }
.showcase-removal-kicker { color: #d37c91; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.showcase-removal-modal h2 { margin: 10px 42px 8px 0; color: #fff; font-size: 22px; }
.showcase-removal-modal > section > p { margin: 0; color: #aab9cd; font-size: 13px; line-height: 1.7; }
.showcase-removal-boundary { display: grid; gap: 5px; margin: 18px 0; padding: 13px 14px; border: 1px solid rgba(65, 111, 163, .5); border-radius: 8px; background: rgba(7, 28, 54, .72); }
.showcase-removal-boundary b { color: #c9dfff; font-size: 12px; }
.showcase-removal-boundary span { color: #8299b8; font-size: 12px; line-height: 1.6; }
.showcase-removal-modal footer { display: flex; justify-content: flex-end; gap: 9px; }
.showcase-removal-modal footer button { padding: 9px 15px; border: 1px solid #365f91; border-radius: 7px; color: #b9cbe3; background: #0b2649; }
.showcase-removal-modal footer .showcase-confirm-remove { border-color: #c6536d; color: #fff; background: #8b2f43; }
.showcase-removal-modal footer .showcase-confirm-remove:hover { background: #aa3a54; }
.mobile-controller-modal { text-align: center; }
.mobile-controller-modal > section { width: min(470px, calc(100vw - 32px)); border-color: rgba(78, 158, 255, .72); background: radial-gradient(circle at 50% 18%, rgba(31, 105, 205, .28), transparent 34%), linear-gradient(145deg, #071d3d, #030b1c); }
.mobile-controller-kicker { color: #6caeff; font-size: 10px; font-weight: 800; letter-spacing: .2em; }
.mobile-controller-modal h2 { margin: 14px 0 7px; color: #f7fbff; font-size: 23px; }
.mobile-controller-modal p { margin: 0 auto; max-width: 370px; color: #9eb5d3; font-size: 13px; line-height: 1.7; }
.mobile-controller-qr-link { display: block; width: max-content; margin: 0 auto; color: #8ebdf1; text-decoration: none; }
.mobile-controller-qr-link > small { display: block; margin-top: 8px; color: #8ebdf1; font-size: 11px; }
.mobile-controller-qr-link:hover > small { color: #cfe7ff; }
.mobile-controller-direct-link { display: none; margin: 15px auto 0; padding: 10px 16px; border: 1px solid rgba(109, 183, 255, .84); border-radius: 9px; color: #eef8ff; background: #0b4fae; font-size: 14px; font-weight: 700; text-decoration: none; }
.mobile-controller-qr { position: relative; width: 228px; height: 228px; margin: 17px auto 0; padding: 13px; overflow: hidden; border: 1px solid #68aeff; border-radius: 16px; background: #fff; box-shadow: 0 0 28px rgba(40, 138, 255, .4); }
.mobile-controller-qr img { display: block; width: 100%; height: 100%; object-fit: contain; }
.mobile-controller-scan-line { position: absolute; left: 14px; right: 14px; top: 14px; height: 2px; background: #2786ff; box-shadow: 0 0 10px #2786ff; animation: mobile-controller-scan 2.2s ease-in-out infinite; }
@keyframes mobile-controller-scan { 0%, 100% { transform: translateY(0); opacity: .5; } 50% { transform: translateY(196px); opacity: 1; } }
.mobile-controller-security { display: grid; gap: 4px; margin-top: 17px; padding: 12px 14px; border: 1px solid rgba(66, 125, 192, .48); border-radius: 8px; background: rgba(7, 31, 63, .75); }
.mobile-controller-security b { color: #beddff; font-size: 12px; }
.mobile-controller-security span { color: #7f9bbc; font-size: 11px; }
.mobile-controller-pending-icon { display: grid; place-items: center; width: 84px; height: 84px; margin: 20px auto 0; border: 1px solid rgba(73, 150, 242, .42); border-radius: 50%; background: rgba(10, 50, 102, .52); box-shadow: 0 0 26px rgba(41, 130, 239, .24); }
.mobile-controller-pending-icon .mobile-controller-phone { transform: scale(1.35); }
.mobile-controller-retry { margin-top: 18px; padding: 9px 20px; border: 1px solid #4d98f4; border-radius: 7px; color: #e7f3ff; background: #0c438c; }
.showcase-config-note { display: grid; grid-template-columns: 96px 1fr; gap: 16px; align-items: center; margin: 16px 0; padding: 14px 18px; border: 1px solid rgba(52, 89, 131, .48); border-radius: 10px; background: rgba(6, 22, 44, .68); }
.showcase-config-note > span { padding: 6px 10px; border-radius: 5px; color: #88b9f4; background: #0c315f; text-align: center; font-size: 12px; }
.showcase-config-note b { color: #dbe8f8; font-size: 13px; }
.showcase-config-note p { margin: 4px 0 0; color: #788fac; font-size: 12px; line-height: 1.55; }
.showcase-stage-flow > div { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.showcase-stage-flow > div::before { content: ""; position: absolute; top: 19px; left: 8%; right: 8%; height: 1px; background: linear-gradient(90deg, #2c71c2, #476b9c); }
.showcase-stage-flow article { position: relative; display: grid; grid-template-columns: 40px 1fr; gap: 11px; align-items: start; padding: 0 10px; }
.showcase-stage-flow article > span { position: relative; z-index: 1; display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid #397bcf; border-radius: 50%; color: #87bcff; background: #071a34; font-size: 12px; font-weight: 800; }
.showcase-stage-flow article b { display: block; margin: 2px 0 4px; color: #eaf2ff; font-size: 14px; }
.showcase-stage-flow article p { margin: 0; color: #7189a9; font-size: 11px; line-height: 1.5; }
@media (max-width: 1120px) { .showcase-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .showcase-card, .showcase-card:nth-child(4):nth-last-child(2), .showcase-card:nth-child(5):last-child { grid-column: auto; } }
@media (max-width: 760px) {
  .showcase-admin-overview, .showcase-library > header, .showcase-stage-flow > header, .showcase-removed > header { align-items: flex-start; flex-direction: column; }
  .showcase-grid, .showcase-stage-flow > div { grid-template-columns: 1fr; }
  .showcase-stage-flow > div::before { display: none; }
  .showcase-config-note { grid-template-columns: 1fr; }
  .showcase-card footer, .showcase-removed article { align-items: stretch; flex-direction: column; }
  .showcase-card-actions { display: grid; grid-template-columns: 1fr 1fr; }
}

@media (max-width: 780px) {
  .video-grid .visual { height: 150px; }
  .video-grid .tile-play { top: 75px; }
  .detail-page { padding: 32px 18px 60px; }
  .detail-layout { grid-template-columns: 1fr; gap: 24px; }
  .detail-layout > div > .visual { min-height: 230px; }
  .detail-layout h1, .article-detail h1 { font-size: 36px; }
  .library-hero .library-hero-cta { right: 16px; bottom: 12px; min-width: 0; }
  .back-top { display: none; }
  .sample-player-modal { padding: 14px; }
  .sample-player-title { min-height: 58px; padding-right: 150px; }
  .sample-player-cta { right: 78px; padding: 9px 10px; font-size: 12px; }
}

/* 公开样片外链卡片 */
.video-tile-external { overflow: hidden; background: #07162d; }
.video-external-cover { position: relative; height: 190px; overflow: hidden; background: #06162c; }
.video-external-cover img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.video-tile-external:hover .video-external-cover img { transform: scale(1.035); }
.video-external-cover .tile-play { position: absolute; inset: 0; display: grid; place-items: center; background: #02081555; color: #fff; font-size: 43px; text-shadow: 0 0 18px #2784ff; opacity: .92; }
.video-grid .video-tile-external .video-external-cover .tile-play { top: 0; left: 0; width: auto; height: auto; border: 0; border-radius: 0; transform: none; opacity: 0; }
.video-grid .video-tile-external.video-tile-playable:hover .video-external-cover .tile-play,
.video-grid .video-tile-external.video-tile-playable:focus-visible .video-external-cover .tile-play { transform: none; opacity: 1; }
.video-tile-external .tile-info { position: relative; min-height: 88px; padding: 14px 16px; }
.video-tile-external .tile-info h3 { margin: 0; font-size: 17px; }
.video-tile-external .tile-info small { display: inline-block; margin-top: 8px; color: #67abff; border: 1px solid #286ac0; border-radius: 4px; padding: 3px 7px; }
.video-library .video-tile-external .tile-info { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.video-library .video-tile-external .tile-info h3 { min-width: 0; flex: 0 1 auto; }
.video-library .video-tile-external .tile-info small { flex: 0 0 auto; margin-top: 0; white-space: nowrap; }
.tile-external-link { position: absolute; right: 14px; bottom: 15px; color: #86bdff; font-size: 13px; text-decoration: none; }
.tile-external-link:hover { text-decoration: underline; }
.catalog-source-note { margin-left: auto; color: #92a9ca; white-space: nowrap; }
.sample-player-source { border: 1px solid #5d9eff; border-radius: 6px; padding: 8px 12px; color: #fff; text-decoration: none; font-size: 13px; white-space: nowrap; }
.sample-player-source:hover { background: #1a5ec0; }
@media (max-width: 780px) { .video-external-cover { height: 126px; } .catalog-source-note { margin-left: 0; } .sample-player-title { gap: 10px; } .sample-player-source { padding: 7px 9px; font-size: 12px; } }

/* 互动体验后台：本地配置与官网预览共用一份状态。 */
.experience-header-actions { display: flex; gap: 10px; align-items: center; }
.experience-boundary { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin: 0 0 20px; padding: 15px 18px; border: 1px solid #2c669f; border-radius: 9px; background: linear-gradient(90deg, #0a2f63, #071b38); color: #bad4fa; }
.experience-boundary > div { display: grid; gap: 5px; }
.experience-boundary b { color: #fff; font-size: 17px; }
.experience-boundary small { max-width: 500px; color: #8eafd9; line-height: 1.6; }
.template-card.is-current { border-color: #62a5ff; box-shadow: 0 0 0 1px #1b68cb, 0 0 24px rgba(28, 112, 241, .18); }
.template-card-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 13px; }
.experience-stage-config { margin-top: 24px; padding: 22px; border: 1px solid #284b75; border-radius: 10px; background: #071a33; }
.experience-stage-config .section-heading { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding-bottom: 18px; border-bottom: 1px solid #1d3c63; }
.experience-stage-config h2 { margin: 0; color: #f1f6ff; font-size: 22px; }
.experience-stage-config p { margin: 8px 0 0; color: #91a9ca; }
.experience-stage-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 18px; }
.experience-stage-list article { display: grid; grid-template-columns: auto 1fr; gap: 10px 12px; align-items: center; min-height: 120px; padding: 15px; border: 1px solid #284b75; border-radius: 8px; background: #06162c; transition: .2s ease; }
.experience-stage-list article.is-current { border-color: #55a0ff; background: linear-gradient(145deg, #0b3470, #071a34); box-shadow: 0 0 18px rgba(27, 116, 243, .2); }
.experience-stage-list article > span { display: grid; place-items: center; width: 33px; height: 33px; border: 1px solid #3b79c9; border-radius: 50%; color: #7cb8ff; font-weight: 800; }
.experience-stage-list b { color: #f4f8ff; }
.experience-stage-list p { margin: 4px 0 0; font-size: 13px; line-height: 1.5; color: #9eb4d4; }
.experience-stage-list button { grid-column: 1 / -1; width: 100%; padding: 8px 10px; border: 1px solid #3979ce; border-radius: 5px; background: #0a2b59; color: #beddff; }
.experience-stage-list .is-current button { border-color: #6dadff; background: #1260bd; color: #fff; }
.modal-help { margin: -3px 0 16px; color: #8ea9ce; line-height: 1.6; }
@media (max-width: 900px) { .experience-boundary, .experience-stage-config .section-heading { align-items: flex-start; flex-direction: column; } .experience-stage-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .experience-header-actions, .template-card-actions { width: 100%; } .experience-header-actions button, .template-card-actions button { flex: 1; } .experience-stage-list { grid-template-columns: 1fr; } }

/* 内容与搜索：后台字段、前端检索和单一 CTA 使用同一篇内容数据。 */
.content-search { display: flex; align-items: stretch; min-width: min(100%, 430px); }
.content-search label { flex: 1; }
.content-search button { border: 1px solid #478df3; border-left: 0; border-radius: 0 7px 7px 0; padding: 0 17px; background: #155fc6; color: #fff; font-weight: 700; }
.content-result-note { max-width: 1180px; margin: 0 auto 14px; color: #91add2; font-size: 14px; }
.content-keywords { display: block; margin-top: 7px; color: #79aefa; font-size: 12px; line-height: 1.45; }
.content-editor > .content-editor-workspace { width: min(1220px, 96vw); max-height: 94vh; padding: 0; overflow: hidden; }
.content-editor textarea { min-height: 78px; resize: vertical; line-height: 1.55; }
.content-editor #editor-body { min-height: 170px; }
.content-editor-workspace > header { position: sticky; top: 0; z-index: 3; display: flex; align-items: center; justify-content: space-between; padding: 17px 22px; border-bottom: 1px solid #29496f; background: #091b36; }
.content-editor-workspace > header small { color: #79aeff; font-size: 12px; }
.content-editor-workspace > header h2 { margin: 3px 0 0; color: #f3f7ff; font-size: 23px; }
.content-editor-workspace > header .close { position: static; flex: 0 0 auto; }
.content-editor-layout { display: grid; grid-template-columns: 244px minmax(0, 1fr) 250px; max-height: calc(94vh - 79px); overflow: auto; background: #06152d; }
.content-editor-meta, .content-editor-preview { padding: 20px 17px; background: #081a34; }
.content-editor-meta { border-right: 1px solid #29496f; }
.content-editor-preview { border-left: 1px solid #29496f; }
.content-editor-meta h3, .content-editor-preview h3 { margin: 0 0 4px; color: #eff6ff; font-size: 16px; }
.content-editor-meta label { display: grid; gap: 6px; margin: 0 0 13px; color: #b7ceec; font-size: 12px; }
.content-editor-meta input, .content-editor-meta select, .content-editor-meta textarea { width: 100%; box-sizing: border-box; }
.content-editor-meta textarea { min-height: 96px; }
.content-editor-meta .admin-primary { width: 100%; margin-top: 3px; }
.content-editor-main { min-width: 0; padding: 21px 24px 30px; background: #07172e; }
.content-editor-main .rich-editor-field { margin: 0; }
.content-editor-main .rich-editor-body { min-height: min(58vh, 620px); padding: 24px; font-size: 16px; }
.content-editor-preview > small { color: #86a4cb; font-size: 12px; }
.content-editor-preview article { display: grid; gap: 10px; margin: 16px 0; padding: 16px; border: 1px solid #2e5888; border-radius: 8px; background: #0b2344; }
.content-editor-preview article span { color: #73afff; font-size: 12px; }
.content-editor-preview article h2 { margin: 0; color: #f4f8ff; font-size: 19px; line-height: 1.35; }
.content-editor-preview article p { margin: 0; color: #bdd2ef; font-size: 13px; line-height: 1.65; }
.content-editor-preview article div { color: #90afd5; font-size: 12px; line-height: 1.55; }
.content-editor-preview article b { color: #d5e5fb; font-weight: 500; }
.editor-checklist { padding-top: 14px; border-top: 1px solid #29496f; }
.editor-checklist strong { color: #dcecff; font-size: 13px; }
.editor-checklist p { margin: 9px 0 0; color: #91afd4; font-size: 12px; line-height: 1.5; }
.article-keywords { margin: 18px 0; padding: 11px 14px; border-left: 3px solid #4f93ff; background: #091d3a; color: #a8c9f7; font-size: 14px; }
.content-table .danger-link { color: #ff9aab; }
.opened-links-head { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin: 26px 0 13px; }
.opened-links-head > div { display: grid; gap: 3px; }
.opened-links-head .opened-links { margin: 0; }
.opened-links-head small { color: #8eabd0; font-size: 12px; }
.settings-link-search { display: flex; gap: 7px; align-items: center; }
.settings-link-search input { width: min(300px, 34vw); min-width: 180px; }
.settings-link-search button { white-space: nowrap; }
.content-delete-modal section { width: min(430px, 92vw); }
.content-delete-modal small { color: #ff9aab; }
.content-delete-modal p { color: #b9cae3; line-height: 1.65; }
.content-delete-modal section > div { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }
.content-delete-modal .danger-button { border-color: #d95067; background: #b72f48; }
.content-delete-modal .danger-button:hover { background: #d13c56; }
@media (max-width: 780px) { .content-search { min-width: 0; width: 100%; } .content-search button { padding: 0 13px; } .opened-links-head { display: grid; align-items: stretch; } .settings-link-search input { width: 100%; min-width: 0; } }

/* 订阅号式图文编辑区：仅保存文章结构与已选择的本地预览素材。 */
.rich-editor-field { display: grid; gap: 7px; margin: 16px 0; color: #cad8ee; }
.rich-editor-field > small { color: #91a9c9; line-height: 1.55; }
.rich-editor-shell { overflow: hidden; border: 1px solid #345275; border-radius: 7px; background: #061327; }
.rich-editor-toolbar, .rich-media-tools { display: flex; flex-wrap: wrap; gap: 7px; padding: 9px; border-bottom: 1px solid #29496f; background: #081b36; }
.rich-editor-toolbar button, .rich-media-tools button { border: 1px solid #38679b; border-radius: 5px; padding: 6px 10px; background: #0c2851; color: #d9eaff; font-size: 13px; }
.rich-editor-toolbar button:hover, .rich-media-tools button:hover { border-color: #65a5ff; background: #144b91; }
.rich-media-tools { align-items: center; background: #071831; }
.rich-link-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 9px; border-bottom: 1px solid #29496f; background: #0a1d39; }
.rich-link-tools[hidden] { display: none; }
.rich-link-tools label { display: inline-flex; align-items: center; gap: 6px; margin: 0; color: #bcd8fb; font-size: 12px; }
.rich-link-tools label:first-child { flex: 1 1 330px; }
.rich-link-tools input[type="url"] { width: 100%; min-width: 210px; padding: 7px 9px; border: 1px solid #315a89; border-radius: 5px; background: #041124; color: #eaf3ff; font: inherit; }
.rich-link-tools button { border: 1px solid #38679b; border-radius: 5px; padding: 6px 10px; background: #0c2851; color: #d9eaff; font-size: 13px; }
.rich-link-tools button:hover { border-color: #65a5ff; background: #144b91; }
.rich-link-tools small { flex: 1 0 100%; color: #8ca9ce; line-height: 1.45; }
.rich-style-select, .rich-color-picker { display: inline-flex; align-items: center; gap: 5px; padding: 4px 7px; border: 1px solid #38679b; border-radius: 5px; color: #bcd8fb; font-size: 12px; }
.rich-style-select select { border: 0; outline: 0; background: transparent; color: #e9f3ff; font: inherit; }
.rich-style-select option { color: #07172e; }
.rich-color-picker input { width: 25px; height: 24px; padding: 0; border: 0; background: transparent; cursor: pointer; }
.rich-media-tools textarea[data-rich-media-urls] { flex: 1 1 360px; min-width: 0; min-height: 48px; padding: 7px 9px; border: 1px solid #315a89; border-radius: 5px; background: #041124; color: #eaf3ff; font: inherit; line-height: 1.45; resize: vertical; }
.rich-editor-body { min-height: 270px; padding: 18px; outline: 0; color: #e8f0ff; line-height: 1.85; background: #07172e; }
.rich-editor-body:empty::before { content: attr(data-placeholder); color: #7088aa; pointer-events: none; }
.rich-editor-body h2 { margin: 22px 0 10px; color: #fff; font-size: 22px; }
.rich-editor-body h3 { margin: 18px 0 8px; color: #dceaff; font-size: 18px; }
.rich-editor-body p { margin: 0 0 14px; }
.rich-editor-body blockquote { margin: 16px 0; padding: 10px 15px; border-left: 3px solid #5ca0ff; background: #0b2345; color: #b8cff2; }
.rich-editor-body figure { margin: 20px 0; }
.rich-editor-body img, .rich-editor-body video { display: block; width: min(100%, 680px); max-height: 420px; margin: 0 auto; border: 1px solid #315d91; border-radius: 7px; background: #020915; object-fit: contain; }
.rich-editor-body figcaption { margin-top: 8px; text-align: center; color: #91a8c9; font-size: 13px; }
.article-rich-body { margin-top: 28px; color: #dce7fa; font-size: 17px; line-height: 1.9; }
.article-rich-body h2 { margin: 36px 0 12px; color: #f2f6ff; font-size: 25px; }
.article-rich-body h3 { margin: 26px 0 8px; color: #e5efff; font-size: 20px; }
.article-rich-body p { margin: 0 0 18px; }
.article-rich-body blockquote { margin: 20px 0; padding: 12px 18px; border-left: 3px solid #5ca0ff; background: #091d3b; color: #bdd5f9; }
.article-rich-body figure { margin: 26px 0; }
.article-rich-body img, .article-rich-body video { display: block; width: 100%; max-height: 560px; border-radius: 9px; border: 1px solid #315d91; background: #020915; object-fit: contain; }
.article-rich-body figcaption { margin-top: 9px; text-align: center; color: #91a8c9; font-size: 14px; }
.article-rich-body a { color: #75b5ff; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.rich-editor-body a { color: #82bcff; text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 980px) { .content-editor-layout { grid-template-columns: 220px minmax(0, 1fr); } .content-editor-preview { grid-column: 1 / -1; border-top: 1px solid #29496f; border-left: 0; } }
@media (max-width: 780px) { .content-editor > .content-editor-workspace { width: 98vw; max-height: 96vh; } .content-editor-workspace > header { padding: 14px 16px; } .content-editor-layout { display: block; max-height: calc(96vh - 70px); } .content-editor-meta, .content-editor-preview { border: 0; border-bottom: 1px solid #29496f; } .content-editor-main { padding: 16px 12px 24px; } .content-editor-main .rich-editor-body, .rich-editor-body { min-height: 220px; padding: 14px; } .rich-editor-toolbar, .rich-media-tools, .rich-link-tools { gap: 5px; padding: 7px; } .rich-editor-toolbar button, .rich-media-tools button, .rich-link-tools button { padding: 6px 8px; font-size: 12px; } .rich-media-tools textarea[data-rich-media-urls], .rich-link-tools label:first-child { flex-basis: 100%; } }

/* 互动启动仪式产品 Demo 接入 Phase 1：只提供容器和状态，不渲染假效果。 */
.interactive-page .launch-demo-screen-host {
  position: relative;
  display: block;
  padding: 0;
  background: #020814;
  overflow: hidden;
}
.interactive-page .launch-demo-screen-host::before { display: none; }
.launch-demo-frame {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  /* 产品舞台自身是 16:9 完整构图；外层舞美框较宽，只能 contain，
     不能按宽度 cover 后裁掉上下内容和双 QR。 */
  width: auto;
  height: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  transform: translate(-50%, -50%);
  border: 0;
  background: #020814;
}
/* 产品发布快照声明 stageFrame=viewport 时，父站画布就是产品的完整舞台。
   不能再把 iframe 当成 16:9 媒体做 contain，否则 1920:670 舞台会出现两侧黑边。 */
.interactive-page .launch-demo-screen-host[data-stage-frame="viewport"] .launch-demo-frame {
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  aspect-ratio: auto;
  transform: none;
}
@media (min-width: 781px) {
  .interactive-page .stage-screen[data-stage-frame="viewport"] {
    height: auto;
    aspect-ratio: var(--launch-demo-canvas-ratio);
  }
}
.launch-demo-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 9px;
  padding: 28px;
  text-align: center;
  background:
    radial-gradient(circle at 50% 42%, rgba(38, 107, 225, .28), transparent 34%),
    linear-gradient(145deg, #061a38, #020814 72%);
}
.launch-demo-placeholder::before {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(74, 139, 232, .18);
  border-radius: 50%;
  box-shadow: 0 0 48px rgba(38, 116, 255, .12);
  pointer-events: none;
}
.launch-demo-placeholder > * { position: relative; z-index: 1; }
.launch-demo-placeholder small { color: #8fb4e7; letter-spacing: .12em; }
.launch-demo-placeholder h2 { margin: 2px 0 0; color: #fff; font-size: clamp(22px, 2.2vw, 34px); }
.launch-demo-placeholder p { max-width: 560px; margin: 0; color: #a9bedb; line-height: 1.65; font-size: 14px; }
.launch-demo-status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #f4ba58;
  box-shadow: 0 0 14px #f4ba58;
}
.launch-demo-default {
  display: grid;
  gap: 4px;
  min-width: min(460px, 90%);
  margin-top: 9px;
  padding: 12px 18px;
  border: 1px solid rgba(90, 151, 244, .42);
  border-radius: 9px;
  background: rgba(5, 25, 55, .78);
}
.launch-demo-default b { color: #78acff; font-size: 12px; }
.launch-demo-default strong { color: #f3f7ff; font-size: 16px; }
.launch-demo-default span { color: #8ea8ce; font-size: 12px; }
.launch-demo-placeholder button {
  margin-top: 7px;
  padding: 8px 20px;
  border: 1px solid #4a91f4;
  border-radius: 7px;
  color: #ddebff;
  background: #0b3977;
}
.interactive-page .stage-nav button:disabled {
  cursor: not-allowed;
  opacity: .62;
}
.interactive-page .stage-nav button.is-awaiting-session {
  border-color: rgba(105, 162, 244, .72);
  box-shadow: inset 0 0 0 1px rgba(91, 152, 241, .1);
}
.interactive-page .stage-nav button[aria-busy="true"] {
  cursor: progress;
  opacity: .78;
}
.interactive-page .template-picker select:disabled {
  cursor: not-allowed;
  color: #9cb3d5;
  border-color: #35567e;
}

.product-demo-boundary { border-color: #8a6c37; background: linear-gradient(90deg, #3b2b10, #071b38 65%); }
.demo-orchestration-grid { display: grid; gap: 18px; }
.demo-orchestration-grid > article {
  padding: 22px;
  border: 1px solid #284b75;
  border-radius: 10px;
  background: #071a33;
}
.demo-orchestration-grid > article > header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.demo-orchestration-grid > article > header > span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid #c99b4e;
  border-radius: 50%;
  color: #f2c66f;
  font-weight: 800;
}
.demo-orchestration-grid h2 { margin: 0; color: #f4f7ff; font-size: 22px; }
.demo-orchestration-grid header p { margin: 6px 0 0; color: #91a9ca; }
.product-template-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product-template-grid .template-card {
  grid-template-columns: 150px 1fr;
  align-items: stretch;
}
.product-template-grid .template-card > img {
  width: 100%;
  height: 100%;
  min-height: 130px;
  border-radius: 6px;
  object-fit: cover;
}
.template-catalog-pending {
  grid-column: 1 / -1;
  padding: 26px;
  border: 1px dashed #4976a8;
  border-radius: 9px;
  text-align: center;
  background: #06152b;
}
.template-catalog-pending span { color: #75a9ed; font-size: 13px; }
.template-catalog-pending h2 { margin: 8px 0; }
.template-catalog-pending p { max-width: 650px; margin: 0 auto 17px; color: #93a9c8; line-height: 1.65; }
.template-catalog-pending button {
  padding: 9px 20px;
  border: 1px solid #4b91ea;
  border-radius: 6px;
  color: #ddebff;
  background: #0d3b78;
}
.atmosphere-config {
  display: grid;
  grid-template-columns: 1.7fr .8fr .8fr 1.15fr;
  gap: 13px;
  align-items: end;
}
.atmosphere-config label {
  display: grid;
  gap: 7px;
  color: #cfe0f8;
  font-size: 14px;
}
.atmosphere-config select,
.atmosphere-config input[type="number"] {
  min-height: 43px;
  padding: 9px 11px;
  border: 1px solid #34597f;
  border-radius: 6px;
  color: #d8e5f7;
  background: #05142a;
}
.atmosphere-config select:disabled,
.atmosphere-config input:disabled { cursor: not-allowed; opacity: .66; }
.atmosphere-config label > small { color: #8099ba; }
.atmosphere-config .atmosphere-toggle {
  display: flex;
  align-items: center;
  min-height: 43px;
  padding: 9px 12px;
  border: 1px solid #34597f;
  border-radius: 6px;
  background: #05142a;
}
.atmosphere-safety-note {
  margin-top: 16px;
  padding: 14px 16px;
  border-left: 3px solid #5f9ef4;
  background: #0a2448;
}
.template-public-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 0 10px 10px 0;
  color: #bcd3f7;
  font-size: 13px;
}
.template-public-toggle input { accent-color: #2f82ff; }
.demo-profile-save { margin-top: 16px; }
.atmosphere-safety-note b { color: #dcecff; }
.atmosphere-safety-note p { margin: 5px 0 0; color: #9eb5d4; line-height: 1.6; }
.product-stage-contract .experience-stage-list article { grid-template-columns: 42px 1fr; }
.product-stage-contract .experience-stage-list em {
  grid-column: 2;
  color: #7892b5;
  font-size: 12px;
  font-style: normal;
}

@media (max-width: 1050px) {
  .product-template-grid { grid-template-columns: 1fr; }
  .atmosphere-config { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 780px) {
  .launch-demo-placeholder { padding: 16px; }
  .launch-demo-default { min-width: 100%; }
  .atmosphere-config { grid-template-columns: 1fr; }
  .product-template-grid .template-card { grid-template-columns: 1fr; }
}
/* 公网备案信息：只在首页、案例与方案、联系我们渲染。 */
.home-stats {
  flex-direction: column;
  gap: 10px;
  padding: 34px 24px 18px;
  text-align: center;
}
.home-stats .home-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(100%, 920px);
  margin: 0 auto 8px;
}
.home-stats > p { margin: 0; color: #c2d1ee; text-align: center; }
.home-stats .site-filing { padding: 0 0 2px; }
.site-filing {
  padding: 16px 20px 20px;
  text-align: center;
  color: #667b9c;
  font-size: 12px;
  line-height: 1.5;
}
.site-filing a { color: inherit; text-decoration: none; }
.site-filing a:hover { color: #9ec8ff; text-decoration: underline; }
@media (max-width: 780px) {
  .home-stats .home-stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* 正式运营后台：登录与视频管理 */
.admin-auth-page { min-height: 100vh; display: grid; place-items: center; padding: 32px; color: #eef6ff; background: radial-gradient(circle at 50% 12%, #123f86 0, #061b3b 34%, #020816 78%); }
.admin-auth-card { width: min(440px, 100%); padding: 38px; border: 1px solid #2d6eba; border-radius: 20px; background: linear-gradient(145deg, rgba(12,42,82,.97), rgba(3,15,35,.98)); box-shadow: 0 28px 90px #0009, inset 0 1px #72b7ff42; }
.admin-auth-card > img { width: 52px; height: 52px; object-fit: contain; margin-bottom: 18px; }
.admin-auth-card > small { display: block; color: #65adff; letter-spacing: .18em; }
.admin-auth-card h1 { margin: 8px 0 10px; font-size: 30px; }
.admin-auth-card p { margin: 0 0 24px; color: #a9bdd7; line-height: 1.7; }
.admin-auth-card label { display: grid; gap: 8px; margin: 15px 0; color: #d8e9ff; }
.admin-auth-card input { width: 100%; height: 48px; padding: 0 14px; border: 1px solid #315f91; border-radius: 10px; color: #fff; background: #06172d; outline: none; }
.admin-auth-card input:focus { border-color: #54a5ff; box-shadow: 0 0 0 3px #2a83ff22; }
.admin-auth-card button { width: 100%; height: 50px; margin-top: 12px; border: 0; border-radius: 10px; color: #fff; font-weight: 700; background: linear-gradient(100deg, #1778f2, #6b4dff); cursor: pointer; }
.admin-auth-card button:disabled { opacity: .55; cursor: wait; }
.admin-auth-card output { display: block; min-height: 22px; margin-top: 12px; color: #ff9a9a; }
.admin-auth-card > a { display: block; margin-top: 18px; text-align: center; color: #7db5ef; }
.admin-logout { margin: auto 18px 22px; padding: 11px; border: 1px solid #28557f; border-radius: 9px; color: #9fc5ec; background: #07192d; cursor: pointer; }
.admin-video-records { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.admin-video-record { display: grid; grid-template-columns: 150px 1fr; min-height: 118px; overflow: hidden; border: 1px solid #245481; border-radius: 12px; background: #071c35; }
.admin-video-record.is-hidden { opacity: .58; }
.admin-video-record > img { width: 150px; height: 100%; min-height: 118px; object-fit: cover; background: #020916; }
.admin-video-record > div { padding: 14px; min-width: 0; }
.admin-video-record h3 { margin: 5px 0 10px; font-size: 18px; }
.admin-video-record small, .admin-video-record span { color: #86a9cc; }
.admin-video-record footer { grid-column: 1 / -1; display: flex; gap: 8px; justify-content: flex-end; padding: 9px 12px; border-top: 1px solid #1e4369; }
.admin-video-record footer button { padding: 6px 11px; border: 1px solid #2d6ba5; border-radius: 7px; color: #bcdcff; background: #092440; cursor: pointer; }
.admin-video-editor section { width: min(620px, calc(100vw - 32px)); }
.admin-video-editor label { display: grid; gap: 7px; margin: 13px 0; color: #cfe4ff; }
.admin-video-editor input, .admin-video-editor select { min-height: 42px; padding: 0 12px; border: 1px solid #2c5e8f; border-radius: 8px; color: #fff; background: #071c35; }
.admin-video-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.admin-video-enabled { grid-template-columns: auto 1fr; align-items: center; justify-content: start; }
.admin-video-enabled input { min-height: auto; }
@media (max-width: 900px) { .admin-video-records { grid-template-columns: 1fr; } }

/* 2026-08-01 手机端结构重排：公共页面统一导航、筛选、舞台与内容流。 */
.mobile-nav-toggle { display: none; }
.mobile-contact-cta,
.mobile-interactive-category,
.mobile-category-header-shell,
.desktop-category-header-shell { display: none; }

/* 控制区从舞台内部移到舞台之后，桌面端继续轻微压住舞台下沿，手机端完全分离。 */
.interactive-page > .stage-control-dock {
  position: relative;
  z-index: 8;
  width: min(1040px, 88%);
  margin: -78px auto 0;
  padding: 18px 24px 21px;
  border: 1px solid rgba(92, 168, 255, .82);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(16, 74, 145, .82), rgba(6, 37, 84, .92));
  box-shadow: 0 14px 34px rgba(0, 0, 0, .52), 0 0 25px rgba(57, 149, 255, .36);
  backdrop-filter: blur(9px);
}
.interactive-page > .stage-control-dock + .scenario-row { padding-top: 42px; }

@media (max-width: 780px) {
  :root { --mobile-page-gutter: 16px; }

  .site-nav {
    position: sticky;
    top: 0;
    z-index: 60;
    height: 62px;
    padding: 0 var(--mobile-page-gutter);
  }
  .site-brand {
    min-width: 0;
    max-width: calc(100% - 58px);
    font-size: 17px;
  }
  .site-brand span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .site-brand-logo { width: 29px; height: 29px; flex: 0 0 29px; }
  .mobile-nav-toggle {
    display: grid;
    width: 44px;
    height: 44px;
    margin-left: auto;
    padding: 11px 9px;
    place-content: center;
    gap: 5px;
    border: 1px solid #cbd7ea;
    border-radius: 10px;
    color: #172644;
    background: rgba(255, 255, 255, .88);
  }
  .mobile-nav-toggle span { display: block; width: 22px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
  .site-nav.mobile-nav-open .mobile-nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-nav.mobile-nav-open .mobile-nav-toggle span:nth-child(2) { opacity: 0; }
  .site-nav.mobile-nav-open .mobile-nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  body:has(.dark-public) .mobile-nav-toggle,
  body:has(.contact-page) .mobile-nav-toggle { border-color: #315780; color: #eaf4ff; background: #071a33; }
  header.site-nav nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: grid;
    height: auto;
    max-height: 0;
    gap: 0;
    overflow: hidden;
    padding: 0 var(--mobile-page-gutter);
    border-bottom: 0;
    background: rgba(255, 255, 255, .98);
    box-shadow: 0 18px 30px rgba(15, 39, 79, .16);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: max-height .24s ease, opacity .2s ease, transform .2s ease, padding .2s ease;
  }
  body:has(.dark-public) .site-nav nav,
  body:has(.contact-page) .site-nav nav { background: rgba(3, 14, 32, .98); box-shadow: 0 18px 30px rgba(0, 0, 0, .42); }
  header.site-nav.mobile-nav-open nav {
    max-height: 360px;
    padding-top: 8px;
    padding-bottom: 12px;
    border-bottom: 1px solid #dce5f3;
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  body:has(.dark-public) .site-nav.mobile-nav-open nav,
  body:has(.contact-page) .site-nav.mobile-nav-open nav { border-bottom-color: #1d4168; }
  header.site-nav nav button {
    position: relative;
    width: 100%;
    height: 52px;
    padding: 0 12px;
    border-bottom: 1px solid #e5ebf4;
    text-align: left;
    font-size: 16px;
  }
  body:has(.dark-public) .site-nav nav button,
  body:has(.contact-page) .site-nav nav button { border-bottom-color: #173451; }
  header.site-nav nav button:last-child { border-bottom: 0; }
  header.site-nav nav button.active { border-left: 3px solid #3e82ff; border-bottom-color: #e5ebf4; padding-left: 14px; background: rgba(49, 119, 255, .08); }
  body:has(.dark-public) .site-nav nav button.active,
  body:has(.contact-page) .site-nav nav button.active { border-bottom-color: #173451; background: rgba(49, 119, 255, .16); }
  .site-nav nav button.active::after { display: none; }
  .site-nav nav .nav-hot-badge { top: 11px; right: 12px; transform: none; }

  /* 首页 */
  .home-page .home-hero { min-height: 330px; padding: 48px 20px 52px; background-position: center bottom; }
  .home-page .home-hero h1 { max-width: 350px; font-size: clamp(36px, 10.4vw, 41px); line-height: 1.23; letter-spacing: -.045em; }
  .home-page .home-hero p { max-width: 330px; margin: 18px auto 0; font-size: 14px; line-height: 1.7; letter-spacing: .04em; }
  .product-doors { grid-template-columns: 1fr; gap: 16px; margin: -18px auto 54px; padding: 0 var(--mobile-page-gutter); }
  .door { min-height: 0; padding: 24px 20px 22px; border-radius: 14px; }
  .door-title .icon { width: 44px; height: 44px; }
  .door h2 { font-size: 25px; }
  .door .door-kicker { margin: 14px 0 8px; font-size: 15px; }
  .door .door-copy { height: auto; min-height: 0; font-size: 14px; line-height: 1.75; }
  .door .visual { height: auto; aspect-ratio: 16 / 9; margin-top: 18px; }
  .product-doors .door .visual { aspect-ratio: 1672 / 941; background-position: center; background-size: contain; background-repeat: no-repeat; }
  .product-doors .door .visual-countdown { background-size: contain; }
  .product-doors .door .visual-countdown::before { display: none; }
  .product-doors .door .visual-countdown::after { display: grid; }
  .door button { min-height: 48px; margin-top: 18px; font-size: 16px; }
  .new-corner { top: 15px; padding: 7px 15px; font-size: 12px; }
  .scene-strip { padding: 0 var(--mobile-page-gutter) 42px; }
  .scene-strip h2 { font-size: 26px; line-height: 1.35; }
  .scene-strip > p { margin: 13px auto 22px; font-size: 14px; }
  .scene-strip > div { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; padding: 12px; }
  .scene-strip article { min-width: 0; padding: 16px 8px; border-right: 0; border-bottom: 1px solid #e4e9f2; }
  .scene-strip article:nth-last-child(-n + 2) { border-bottom: 0; }
  .scene-strip article img { width: 58px; height: 58px; }
  .scene-strip h3 { font-size: 16px; }
  .scene-strip small { font-size: 12px; }
  .home-stats { padding: 28px 18px 20px; }
  .home-stats .home-stats-grid { gap: 18px 8px; }
  .home-stats .home-stats-grid > div { width: auto; }
  .home-stats > p { max-width: 330px; font-size: 13px; line-height: 1.65; }

  /* 视频样片库 */
  .video-library .library-hero { min-height: 0; padding: 28px var(--mobile-page-gutter) 0; background-position: center; }
  .video-library .library-hero h1 { margin: 0; font-size: clamp(25px, 8.4vw, 36px); }
  .library-title-row { min-height: 0; justify-content: space-between; gap: 10px; margin-bottom: 20px; }
  .library-title-row h1 { position: static; transform: none; }
  .library-search { width: min(154px, 42vw); padding: 7px 9px; }
  .library-search span { font-size: 18px; }
  .library-search input { font-size: 13px; }
  .video-library .product-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); width: 100%; }
  .video-library .product-tabs button { min-width: 0; min-height: 48px; padding: 10px 6px; font-size: 14px; }
  .library-hero .library-hero-cta {
    position: static;
    width: 100%;
    min-height: 48px;
    margin-top: 14px;
    justify-content: center;
    border-radius: 10px;
    font-size: 15px;
  }
  .library-hero .library-hero-cta .cta-arrow { margin-left: 6px; }
  .video-library .library-content { padding: 14px var(--mobile-page-gutter) 24px; }
  .video-library .library-toolbar { display: block; min-height: 0; margin: 0 0 16px; }
  .video-library .library-toolbar .filter-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
    width: 100%;
    overflow: visible;
  }
  .video-library .filter-tabs button { min-height: 44px; padding: 8px 10px; white-space: normal; font-size: 14px; }
  .video-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px; }
  .video-tile-external .video-external-cover { height: auto; aspect-ratio: 16 / 9; }
  .video-tile-external .tile-info { min-height: 76px; padding: 11px 12px; }
  .video-tile-external .tile-info h3 { overflow: hidden; font-size: 14px; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
  .video-tile-external .tile-info small { margin-top: 7px; font-size: 11px; }
  .library-footer { padding: 20px var(--mobile-page-gutter) calc(24px + env(safe-area-inset-bottom)); }
  .library-footer button { width: 100%; min-height: 48px; padding: 10px 16px; font-size: 16px; }
  .sample-player-modal { padding: 10px; }
  .sample-player-shell { width: 100%; overflow: visible; border-radius: 12px; }
  .sample-player-title { display: flex; min-height: 66px; gap: 10px; padding: 13px 62px 13px 14px; border-radius: 12px 12px 0 0; overflow: hidden; }
  .sample-player-title > div { display: flex; gap: 8px; align-items: baseline; }
  .sample-player-title span,
  .sample-player-title b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .sample-player-title b { overflow: hidden; font-size: 16px; text-overflow: ellipsis; white-space: nowrap; }
  /* 手机上的 CTA 置于播放器右上方留白，完整保留标题与样片名称。 */
  .sample-player-cta { position: absolute; top: auto; right: 12px; bottom: calc(100% + 20px); width: auto; min-height: 40px; padding: 8px 11px; font-size: 12px; }
  .sample-player-close { top: 12px; right: 12px; }
  .sample-player { border-radius: 0 0 12px 12px; }

  /* 互动启动仪式 */
  .interactive-page { padding-bottom: 24px; }
  .interactive-page .interactive-heading { padding: 28px 18px 16px; }
  .interactive-page .interactive-heading h1 { max-width: 360px; margin: 0 auto; font-size: 34px; line-height: 1.25; }
  .interactive-page .interactive-heading p { margin-top: 12px; font-size: 15px; line-height: 1.65; }
  .interactive-page > .participation-rail {
    display: grid;
    grid-template-columns: 1fr;
    gap: 7px;
    margin: 0 var(--mobile-page-gutter) 16px;
    padding: 12px;
    border-radius: 12px;
  }
  .interactive-page > .participation-rail article { width: 100%; gap: 10px; }
  .interactive-page > .participation-rail .icon { width: 34px; height: 34px; flex: 0 0 34px; }
  .interactive-page > .participation-rail b { font-size: 14px; }
  .interactive-page > .participation-rail small { font-size: 11px; }
  .interactive-page .mobile-experience-notice {
    display: flex;
    width: fit-content;
    max-width: calc(100% - (var(--mobile-page-gutter) * 2));
    margin: 0 auto 12px;
    padding: 7px 12px;
    align-items: center;
    gap: 7px;
    border: 1px solid rgba(94, 157, 231, .54);
    border-radius: 999px;
    color: #b9d9ff;
    background: rgba(7, 35, 72, .76);
    font-size: 11px;
    line-height: 1.35;
    text-align: center;
  }
  .interactive-page .mobile-experience-notice .mobile-experience-icon { display: inline-grid; width: 18px; height: 18px; flex: 0 0 18px; color: #8acbff; font-size: 0; }
  .interactive-page .mobile-experience-notice .mobile-experience-icon svg { display: block; width: 100%; height: 100%; filter: drop-shadow(0 0 5px rgba(91, 180, 255, .55)); }
  .interactive-page .interactive-stage {
    width: 100%;
    margin: 0;
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-left: 0;
    overflow: hidden;
    background-position: center;
  }
  .interactive-page .stage-content { inset: 18.7% 0 auto; height: 43.7%; }
  .interactive-page .stage-screen { width: 65%; height: 100%; padding: 0; border-width: 1px; box-shadow: none; }
  .interactive-page .stage-screen::before,
  .interactive-page .stage-screen::after { display: none; }
  .interactive-page .stage-platform { top: 62%; height: 14%; }
  .interactive-page > .stage-control-dock {
    width: auto;
    margin: 12px var(--mobile-page-gutter) 0;
    padding: 14px;
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(9, 45, 94, .98), rgba(4, 24, 55, .98));
    backdrop-filter: none;
  }
  .interactive-page .stage-control-dock .stage-control-head { display: grid; grid-template-columns: 1fr; gap: 10px; }
  .interactive-page .stage-control-dock .mobile-controller-entry {
    grid-column: 1;
    justify-self: stretch;
    justify-content: center;
    min-height: 48px;
    border-radius: 10px;
  }
  .interactive-page .stage-control-dock .stage-guide { grid-column: 1; grid-row: auto; justify-self: center; font-size: 13px; white-space: normal; text-align: center; }
  .interactive-page .stage-control-dock .stage-guide i { display: none; }
  .interactive-page .stage-control-dock .template-picker { grid-column: 1; display: grid; grid-template-columns: auto minmax(0, 1fr); width: 100%; justify-self: stretch; }
  .interactive-page .stage-control-dock .template-picker select { width: 100%; min-width: 0; min-height: 44px; }
  .interactive-page .stage-control-dock .stage-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; margin: 12px 0 0; }
  .interactive-page .stage-control-dock .stage-nav button { min-height: 50px; margin: 0; padding: 10px 12px; font-size: 15px; }
  .interactive-page > .stage-control-dock + .scenario-row { padding: 22px var(--mobile-page-gutter) 0; }
  .interactive-page .scenario-row h2 { margin: 0 0 16px; font-size: 25px; }
  .interactive-page .scenario-row > div:first-of-type { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .interactive-page .scenario-row span { min-height: 44px; padding: 7px 9px; font-size: 12px; }
  .interactive-page .scenario-row .big-blue { width: 100%; min-height: 48px; margin-top: 20px; padding: 11px 14px; font-size: 16px; }

  /* 案例与方案 */
  .content-page { padding: 28px var(--mobile-page-gutter) 0; }
  .content-head { display: grid; gap: 18px; }
  .content-head h1 { margin: 0 0 10px; font-size: 34px; line-height: 1.2; }
  .content-head p { margin: 0; font-size: 15px; line-height: 1.7; }
  .content-search { display: grid; grid-template-columns: 1fr; gap: 9px; width: 100%; min-width: 0; }
  .content-search label { min-width: 0; width: 100%; margin: 0; }
  .content-search button { min-height: 44px; border-radius: 8px; }
  .content-filters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; margin: 20px 0 14px; overflow: visible; }
  .content-filters button { min-height: 44px; padding: 8px 10px; white-space: normal; }
  .content-result-note { font-size: 13px; }
  .content-page .article-grid { grid-template-columns: 1fr; gap: 13px; }
  .content-page .article-grid article { display: block; padding: 0; }
  .content-page .article-grid .article-thumb { width: 100%; height: auto; aspect-ratio: 16 / 9; border-radius: 0; }
  .content-page .article-grid article > div:last-child { padding: 16px; }
  .content-page .article-grid h2 { font-size: 19px; }
  .content-page .article-grid p { font-size: 14px; }
  .content-cta { display: grid; gap: 18px; margin: 24px calc(var(--mobile-page-gutter) * -1) 0; padding: 28px var(--mobile-page-gutter); }
  .content-cta h2 { font-size: 25px; line-height: 1.35; }
  .content-cta p { font-size: 14px; }
  .content-cta button { width: 100%; min-height: 46px; }
  .content-cta .content-cta-stage { width: 100%; margin: 0; }

  /* 联系我们 */
  .contact-backdrop { min-height: calc(100svh - 62px); padding: 42px 18px 32px; }
  .contact-title h1 { font-size: 38px; }
  .contact-title p { font-size: 15px; line-height: 1.7; }
  .contact-modal { position: absolute; inset: 62px 0 auto; min-height: calc(100svh - 62px); padding: 22px var(--mobile-page-gutter) calc(28px + env(safe-area-inset-bottom)); place-items: start center; overflow: auto; }
  .contact-modal section { width: 100%; max-width: 430px; padding: 28px 18px 22px; }
  .contact-modal-close { top: 12px; right: 12px; min-height: 32px; padding: 0 10px; font-size: 12px; line-height: 30px; }
  .contact-modal h2 { font-size: 25px; line-height: 1.35; }
  .contact-modal > section > p { font-size: 14px; }
  .contact-lines { gap: 20px; margin-top: 22px; }
  .contact-lines > .contact-qr { width: 220px; min-width: 220px; max-width: 220px; height: 220px; flex: 0 0 220px; align-self: center; }
  .contact-lines > div { width: 100%; }
  .contact-lines > div > div { min-width: 0; width: 100%; gap: 9px; }
  .contact-lines span { min-width: 0; font-size: 15px; overflow-wrap: anywhere; }
  .contact-lines button { min-height: 44px; padding: 8px 11px; white-space: nowrap; }
}

/* 用户逐项确认后的手机端二次优化。 */
@media (max-width: 780px) {
  header.site-nav {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: 62px 44px;
    height: 106px;
    padding: 0 var(--mobile-page-gutter);
    gap: 0 12px;
    align-items: center;
  }
  header.site-nav .site-brand { grid-column: 1; grid-row: 1; justify-self: start; }
  header.site-nav .mobile-contact-cta {
    position: relative;
    top: 22px;
    display: inline-flex;
    grid-column: 2;
    grid-row: 1;
    min-height: 38px;
    padding: 8px 14px;
    align-items: center;
    justify-content: center;
    border: 1px solid #69a9ff;
    border-radius: 999px;
    color: #fff;
    background: linear-gradient(100deg, #1876f4, #654cff);
    font-size: 14px;
    font-weight: 800;
    white-space: nowrap;
    margin-right: 16px;
    animation: mobile-contact-breathe 1.9s ease-in-out infinite;
  }
  header.site-nav .mobile-nav-toggle {
    display: inline-flex;
    grid-column: 1;
    grid-row: 2;
    width: auto;
    height: 36px;
    margin: 0;
    padding: 6px 11px;
    justify-self: start;
    align-items: center;
    gap: 8px;
    border-radius: 999px;
  }
  header.site-nav .mobile-nav-toggle i { display: grid; gap: 4px; width: 19px; font-style: normal; }
  header.site-nav .mobile-nav-toggle i span { width: 19px; }
  header.site-nav .mobile-nav-toggle b { font-size: 13px; line-height: 1; }
  .site-nav.mobile-nav-open .mobile-nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .site-nav.mobile-nav-open .mobile-nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .site-nav nav .nav-hot-badge {
    position: static;
    display: inline-grid;
    margin-left: 8px;
    vertical-align: middle;
    transform: none;
  }
  .site-nav nav .nav-hot-badge::after { display: none; }

  header.site-nav nav#public-site-menu {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 7px;
    padding-right: var(--mobile-page-gutter);
    padding-left: var(--mobile-page-gutter);
  }
  header.site-nav.mobile-nav-open nav#public-site-menu {
    max-height: 82px;
    padding-top: 10px;
    padding-bottom: 10px;
  }
  header.site-nav nav#public-site-menu button {
    display: flex;
    width: auto;
    height: 52px;
    min-width: 0;
    padding: 6px 4px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(64, 126, 199, .38);
    border-radius: 11px;
    font-size: 12px;
    line-height: 1.2;
    text-align: center;
    white-space: normal;
  }
  header.site-nav nav#public-site-menu button.active {
    border-color: #388cff;
    background: linear-gradient(180deg, rgba(30, 104, 211, .5), rgba(16, 58, 119, .46));
    box-shadow: inset 0 0 0 1px rgba(86, 163, 255, .22);
  }

  .mobile-category-header-shell { display: block; min-height: 0; }

  .video-library .product-tabs { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .customer-videos-page .customer-product-tabs,
  .customer-mobile-category-header-shell .customer-product-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .video-library .product-tabs button {
    min-height: 54px;
    padding: 8px 4px;
    font-size: 12px;
    line-height: 1.28;
    white-space: normal;
  }
  .video-library .product-tabs .mobile-interactive-category { display: block; }
  .mobile-interactive-category,
  .mobile-category-header-shell button:has(.mobile-new-badge) { position: relative; }
  .video-library .product-tabs .mobile-interactive-category,
  .mobile-category-header-shell button:has(.mobile-new-badge) { padding-top: 14px; }
  .mobile-new-badge {
    position: absolute;
    top: 3px;
    right: 4px;
    display: inline-grid;
    min-width: 28px;
    height: 15px;
    padding: 0 4px;
    place-items: center;
    border: 1px solid rgba(255, 236, 171, .9);
    border-radius: 999px;
    color: #fff;
    background: linear-gradient(180deg, #ff6a3c, #e92e53);
    font-size: 8px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: .04em;
    box-shadow: 0 0 10px rgba(255, 73, 75, .75);
    animation: mobile-new-pulse 1.25s ease-in-out infinite;
  }
  .video-library .library-hero-cta { display: none; }
  .video-library .library-footer { display: none; }
  .video-library .library-toolbar .filter-tabs {
    display: grid;
    width: min(100%, 460px);
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
    margin-right: auto;
    margin-left: auto;
  }
  .video-library .filter-tabs button {
    width: 100%;
    min-height: 36px;
    padding: 6px 5px;
    border-radius: 999px;
    font-size: 12px;
    line-height: 1.2;
  }
  .video-library .video-tile-external .tile-info {
    display: flex;
    min-height: 50px;
    padding: 9px 11px;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }
  .video-library .video-tile-external .tile-info h3 { flex: 0 1 auto; margin: 0; }
  .video-library .video-tile-external .tile-info small {
    flex: 0 0 auto;
    margin: 0;
    white-space: nowrap;
  }

  .interactive-page > .participation-rail {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 12px minmax(0, 1fr) 12px minmax(0, 1fr);
    gap: 5px;
    align-items: center;
    padding: 12px 9px;
  }
  .interactive-page > .participation-rail article {
    display: grid;
    width: auto;
    min-width: 0;
    gap: 6px;
    justify-items: center;
    text-align: center;
  }
  .interactive-page > .participation-rail .icon { width: 32px; height: 32px; }
  .interactive-page > .participation-rail b { font-size: 12px; line-height: 1.35; }
  .interactive-page > .participation-rail small { margin-top: 1px; font-size: 9px; line-height: 1.35; }
  .interactive-page > .participation-rail > i {
    display: block;
    width: 12px;
    height: 2px;
    align-self: center;
    background: #315b94;
  }

  .interactive-page .stage-control-dock .mobile-controller-entry { display: inline-flex; width: 100%; justify-content: center; }
  .mobile-controller-modal .mobile-controller-direct-link { display: inline-flex; }
  .interactive-page .stage-control-dock .template-picker {
    display: flex;
    grid-column: 1;
    width: auto;
    max-width: 100%;
    justify-self: center;
    align-items: center;
  }
  .interactive-page .stage-control-dock .template-picker select {
    width: min(250px, 64vw);
    min-width: 0;
    flex: 0 1 auto;
  }
  .interactive-page .stage-control-dock .stage-guide { order: 2; }
  .interactive-page .stage-control-dock .template-picker { order: 1; }
  .interactive-page .stage-control-dock .stage-guide i {
    display: inline-block;
    margin: 0 3px;
    font-size: 16px;
  }

  .interactive-page .stage-content {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
  }
  .interactive-page .stage-screen {
    position: absolute;
    left: var(--led-left);
    top: var(--led-top);
    width: var(--led-width);
    height: var(--led-height);
    padding: 0;
  }
  .interactive-page .stage-platform { top: 62%; }
  .contact-backdrop { min-height: calc(100svh - 106px); }
  .contact-modal { inset: 106px 0 auto; min-height: calc(100svh - 106px); }
}

/* 案例与方案手机端专项优化：同一份内容数据，按手机阅读节奏重排。 */
.article-rich-body iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: 9px;
  background: #020915;
}
.article-rich-body table {
  width: 100%;
  border-collapse: collapse;
  color: #dce7fa;
}
.article-rich-body th,
.article-rich-body td { padding: 10px 12px; border: 1px solid #294d78; text-align: left; }
.article-rich-body pre {
  max-width: 100%;
  overflow: auto;
  padding: 14px;
  border: 1px solid #294d78;
  border-radius: 8px;
  background: #031126;
  white-space: pre;
}
.article-rich-body a { overflow-wrap: anywhere; }

@media (max-width: 780px) {
  .content-page { padding-top: 22px; }
  .content-head { gap: 14px; }
  .content-head h1 { margin-bottom: 8px; font-size: 30px; line-height: 1.22; }
  .content-head p { font-size: 14px; line-height: 1.65; }
  .content-search {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 72px;
    gap: 0;
  }
  .content-search label {
    min-height: 44px;
    border-radius: 9px 0 0 9px;
  }
  .content-search input { min-width: 0; font-size: 13px; }
  .content-search button {
    min-height: 44px;
    padding: 0 10px;
    border-left: 0;
    border-radius: 0 9px 9px 0;
    font-size: 13px;
  }
  .content-filters {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
    margin: 16px 0 10px;
  }
  .content-filters button {
    min-height: 36px;
    padding: 6px 5px;
    border-radius: 999px;
    font-size: 12px;
    line-height: 1.2;
  }
  .content-result-note { margin: 0 0 12px; font-size: 12px; }
  .content-page .article-grid { gap: 10px; }
  .content-page .article-grid article {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    min-height: 174px;
    border-radius: 12px;
  }
  .content-page .article-grid .article-thumb {
    width: 112px;
    height: 100%;
    min-height: 174px;
    aspect-ratio: auto;
    border-right: 1px solid #244a79;
    border-radius: 0;
  }
  .content-page .article-grid .article-thumb b { padding: 5px 7px; font-size: 12px; }
  .content-page .article-grid article > div:last-child {
    min-width: 0;
    padding: 12px;
  }
  .content-page .article-grid article small { font-size: 10px; line-height: 1.3; }
  .content-page .article-grid h2 {
    display: -webkit-box;
    overflow: hidden;
    margin: 6px 0;
    font-size: 16px;
    line-height: 1.38;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
  .content-page .article-grid p {
    display: -webkit-box;
    overflow: hidden;
    margin: 0 0 6px;
    font-size: 12px;
    line-height: 1.5;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }
  .content-page .article-grid time { display: block; font-size: 10px; line-height: 1.35; }
  .content-page .article-grid .text-link { margin-top: 7px; font-size: 12px; }
  .content-cta { gap: 14px; margin-top: 20px; padding-top: 24px; padding-bottom: 24px; }
  .content-cta > div:first-child { width: 100%; text-align: center; }
  .content-cta h2 { font-size: 23px; }
  .content-cta p { margin-right: auto; margin-bottom: 14px; margin-left: auto; font-size: 13px; line-height: 1.65; }
  .content-cta button { min-height: 44px; margin-top: 0; border-radius: 9px; }
  .content-cta .content-cta-stage { margin-top: 0; border-radius: 10px; }

  .article-detail.detail-page { padding: 24px 18px 46px; }
  .article-detail .detail-back { margin-bottom: 20px; font-size: 14px; }
  .article-detail > small { display: block; font-size: 12px; line-height: 1.5; }
  .article-detail h1 { margin: 8px 0 14px; font-size: 30px; line-height: 1.28; }
  .article-detail .lead { margin: 0 0 18px; font-size: 16px; line-height: 1.75; }
  .article-keywords { overflow-wrap: anywhere; font-size: 12px; line-height: 1.6; }
  .article-rich-body { margin-top: 22px; font-size: 16px; line-height: 1.82; }
  .article-rich-body h2 { margin: 28px 0 10px; font-size: 22px; line-height: 1.38; }
  .article-rich-body h3 { margin: 22px 0 8px; font-size: 18px; line-height: 1.4; }
  .article-rich-body p { margin-bottom: 15px; }
  .article-rich-body blockquote { margin: 16px 0; padding: 11px 13px; font-size: 14px; line-height: 1.7; }
  .article-rich-body figure { margin: 20px 0; }
  .article-rich-body img,
  .article-rich-body video { width: 100%; height: auto; max-height: none; border-radius: 8px; }
  .article-rich-body figcaption { margin-top: 7px; font-size: 12px; line-height: 1.5; }
  .article-rich-body table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    font-size: 13px;
    -webkit-overflow-scrolling: touch;
  }
  .article-rich-body th,
  .article-rich-body td { min-width: 116px; padding: 8px 9px; }
  .article-rich-body pre { font-size: 12px; line-height: 1.6; }
  .article-detail .big-blue {
    width: 100%;
    min-height: 48px;
    margin-top: 22px;
    padding: 11px 14px;
    border-radius: 10px;
    font-size: 15px;
  }

  /* 客户交付链接的手机页只保留客户标识，不显示公司导航或联系方式。 */
  header.customer-site-nav {
    display: flex;
    height: 62px;
    min-height: 62px;
    padding: 0 var(--mobile-page-gutter);
  }
  header.customer-site-nav .mobile-nav-toggle,
  header.customer-site-nav nav {
    display: none !important;
  }
  header.customer-site-nav .site-brand {
    max-width: 100%;
  }
}

@media (max-width: 430px) {
  header.site-nav nav#public-site-menu { gap: 4px; padding-right: 8px; padding-left: 8px; }
  header.site-nav nav#public-site-menu button { position: relative; padding: 12px 2px 4px; font-size: 10px; }
  header.site-nav nav#public-site-menu .nav-hot-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 20px;
    height: 13px;
    margin: 0;
    padding: 0 3px;
    font-size: 7px;
    line-height: 13px;
  }
  .video-library .filter-tabs button { padding-right: 2px; padding-left: 2px; font-size: 10px; }
  .interactive-page > .participation-rail small { display: none; }
  .interactive-page > .participation-rail b { font-size: 11px; }
  .interactive-page .stage-control-dock .template-picker select { width: min(220px, 60vw); }
}

@keyframes mobile-contact-breathe {
  0%, 100% { box-shadow: 0 0 0 0 rgba(57, 137, 255, 0), 0 0 12px rgba(65, 125, 255, .44); transform: scale(1); }
  50% { box-shadow: 0 0 0 5px rgba(73, 151, 255, .15), 0 0 24px rgba(90, 91, 255, .82); transform: scale(1.035); }
}

@keyframes mobile-new-pulse {
  0%, 100% { opacity: .78; transform: scale(.92); box-shadow: 0 0 6px rgba(255, 73, 75, .48); }
  50% { opacity: 1; transform: scale(1.08); box-shadow: 0 0 15px rgba(255, 83, 73, .95); }
}

@media (prefers-reduced-motion: reduce) {
  header.site-nav .mobile-contact-cta { animation: none; }
  .mobile-new-badge { animation: none; }
}

@media (max-width: 370px) {
  header.site-nav .site-brand span { max-width: none; font-size: 15px; letter-spacing: 0; }
  header.site-nav .site-brand-logo { width: 24px; height: 24px; flex-basis: 24px; }
  .video-grid { grid-template-columns: 1fr; }
  .video-tile-external .tile-info { min-height: 70px; }
  .interactive-page .interactive-heading h1 { font-size: 31px; }
  .content-page .article-grid article { grid-template-columns: 100px minmax(0, 1fr); }
  .content-page .article-grid .article-thumb { width: 100px; }
}

@media (max-width: 420px) {
  .sample-player-title { padding-right: 48px; }
  .sample-player-cta {
    right: 8px;
    bottom: calc(100% + 16px);
    min-height: 36px;
    padding: 7px 6px;
    font-size: 10px;
  }
  .sample-player-close { right: 8px; width: 34px; height: 34px; }
}

@media (max-width: 780px) and (orientation: landscape) {
  .home-hero { min-height: 250px; padding-top: 38px; padding-bottom: 42px; }
  .contact-modal { position: absolute; }
  .interactive-page .interactive-stage { width: min(100%, 760px); margin-right: auto; margin-left: auto; border-right: 1px solid #2e77d6; border-left: 1px solid #2e77d6; }
}

@media (max-width: 950px) and (max-height: 500px) and (orientation: landscape) {
  .interactive-page .interactive-stage { width: min(100%, 760px); margin-right: auto; margin-left: auto; }
  .interactive-page > .stage-control-dock { width: min(760px, calc(100% - 32px)); margin: 12px auto 0; }
  .interactive-page .stage-control-dock .stage-control-head { grid-template-columns: 1fr; }
  .interactive-page .stage-control-dock .mobile-controller-entry { display: none; }
  .interactive-page .stage-control-dock .stage-guide,
  .interactive-page .stage-control-dock .template-picker { grid-column: 1; justify-self: center; }
  .interactive-page > .stage-control-dock + .scenario-row { padding-top: 24px; }
}

/* 客户交付链接无论在电脑还是手机打开，都使用同一套手机画布；正式公开站不受影响。 */
@media (min-width: 781px) {
  .desktop-category-header-shell {
    display: block;
    min-height: 0;
  }

  body:has(.customer-videos-page),
  body:has(.customer-interactive-page) {
    background: #020917;
  }

  header.customer-site-nav,
  main.customer-videos-page,
  main.customer-interactive-page {
    width: min(100%, 430px);
    margin-right: auto;
    margin-left: auto;
  }

  header.customer-site-nav {
    position: sticky;
    top: 0;
    z-index: 60;
    display: flex;
    height: 62px;
    min-height: 62px;
    padding: 0 16px;
    border-bottom-color: #173451;
    background: #020712ee;
  }
  header.customer-site-nav .site-brand { max-width: 100%; font-size: 17px; }
  header.customer-site-nav .site-brand-logo { width: 29px; height: 29px; flex: 0 0 29px; }

  main.customer-videos-page,
  main.customer-interactive-page {
    min-height: calc(100vh - 62px);
    overflow: hidden;
  }

  /* 视频样片库：复用 390px 手机版的标题、分类、筛选和两列卡片比例。 */
  .customer-videos-page .library-hero {
    min-height: 0;
    padding: 28px 16px 0;
    background-position: center;
  }
  .customer-videos-page .library-hero h1 {
    margin: 0;
    font-size: clamp(25px, 8.4vw, 36px);
  }
  .customer-videos-page .library-title-row {
    min-height: 0;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 20px;
  }
  .customer-videos-page .library-title-row h1 { position: static; transform: none; }
  .customer-videos-page .library-search { width: min(154px, 42vw); padding: 7px 9px; }
  .customer-videos-page .library-search span { font-size: 18px; }
  .customer-videos-page .library-search input { font-size: 13px; }
  .customer-videos-page .product-tabs {
    display: grid;
    width: 100%;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .customer-videos-page .product-tabs button {
    min-width: 0;
    min-height: 54px;
    padding: 8px 4px;
    font-size: 12px;
    line-height: 1.28;
    white-space: normal;
  }
  .customer-videos-page .product-tabs .mobile-interactive-category { display: block; padding-top: 14px; }
  .customer-videos-page .library-content { padding: 14px 16px 24px; }
  .customer-videos-page .library-toolbar { display: block; min-height: 0; margin: 0 0 16px; }
  .customer-videos-page .library-toolbar .filter-tabs {
    display: grid;
    width: min(100%, 460px);
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
    margin-right: auto;
    margin-left: auto;
  }
  .customer-videos-page .filter-tabs button {
    width: 100%;
    min-height: 36px;
    padding: 6px 5px;
    border-radius: 999px;
    font-size: 12px;
    line-height: 1.2;
  }
  .customer-videos-page .video-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px; }
  .customer-videos-page .video-tile-external .video-external-cover { height: auto; aspect-ratio: 16 / 9; }
  .customer-videos-page .video-tile-external .tile-info {
    display: flex;
    min-height: 50px;
    padding: 9px 11px;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }
  .customer-videos-page .video-tile-external .tile-info h3 { flex: 0 1 auto; margin: 0; font-size: 14px; }
  .customer-videos-page .video-tile-external .tile-info small { flex: 0 0 auto; margin: 0; font-size: 11px; white-space: nowrap; }

  /* 互动页也固定在同一手机画布，避免客户从样片页跳转后又回到桌面版。 */
  .customer-interactive-page { padding-bottom: 24px; }
  .customer-interactive-page .interactive-heading { padding: 28px 18px 16px; }
  .customer-interactive-page .interactive-heading h1 { max-width: 360px; margin: 0 auto; font-size: 34px; line-height: 1.25; }
  .customer-interactive-page .interactive-heading p { margin-top: 12px; font-size: 15px; line-height: 1.65; }
  .customer-interactive-page > .participation-rail {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 12px minmax(0, 1fr) 12px minmax(0, 1fr);
    gap: 5px;
    align-items: center;
    margin: 0 16px 16px;
    padding: 12px 9px;
    border-radius: 12px;
  }
  .customer-interactive-page > .participation-rail article {
    display: grid;
    width: auto;
    min-width: 0;
    gap: 6px;
    justify-items: center;
    text-align: center;
  }
  .customer-interactive-page > .participation-rail .icon { width: 34px; height: 34px; flex: 0 0 34px; }
  .customer-interactive-page > .participation-rail b { font-size: 11px; }
  .customer-interactive-page > .participation-rail small { display: none; }
  .customer-interactive-page .mobile-experience-notice {
    display: flex;
    width: fit-content;
    max-width: calc(100% - 32px);
    margin: 0 auto 12px;
    padding: 7px 12px;
    align-items: center;
    gap: 7px;
    border: 1px solid rgba(94, 157, 231, .54);
    border-radius: 999px;
    color: #b9d9ff;
    background: rgba(7, 35, 72, .76);
    font-size: 11px;
    line-height: 1.35;
    text-align: center;
  }
  .customer-interactive-page .interactive-stage {
    width: 100%;
    height: auto;
    margin: 0;
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-left: 0;
    overflow: hidden;
    background-position: center;
  }
  .customer-interactive-page .stage-content { inset: 18.7% 0 auto; height: 43.7%; }
  .customer-interactive-page .stage-screen { width: 65%; height: 100%; padding: 0; border-width: 1px; box-shadow: none; }
  .customer-interactive-page .stage-screen::before,
  .customer-interactive-page .stage-screen::after { display: none; }
  .customer-interactive-page .stage-platform { top: 62%; height: 14%; }
  .customer-interactive-page > .stage-control-dock {
    width: auto;
    margin: 12px 16px 0;
    padding: 14px;
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(9, 45, 94, .98), rgba(4, 24, 55, .98));
    backdrop-filter: none;
  }
  .customer-interactive-page .stage-control-dock .stage-control-head { display: grid; grid-template-columns: 1fr; gap: 10px; }
  .customer-interactive-page .stage-control-dock .mobile-controller-entry {
    grid-column: 1;
    justify-self: stretch;
    justify-content: center;
    min-height: 48px;
    border-radius: 10px;
  }
  .customer-interactive-page .stage-control-dock .stage-guide {
    grid-column: 1;
    grid-row: auto;
    justify-self: center;
    font-size: 13px;
    white-space: normal;
    text-align: center;
  }
  .customer-interactive-page .stage-control-dock .stage-guide i { display: none; }
  .customer-interactive-page .stage-control-dock .template-picker {
    display: grid;
    width: 100%;
    grid-column: 1;
    grid-template-columns: auto minmax(0, 1fr);
    justify-self: stretch;
  }
  .customer-interactive-page .stage-control-dock .template-picker select { width: 100%; min-width: 0; min-height: 44px; }
  .customer-interactive-page .stage-control-dock .stage-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; margin: 12px 0 0; }
  .customer-interactive-page .stage-control-dock .stage-nav button { min-height: 50px; margin: 0; padding: 10px 12px; font-size: 15px; }
  .customer-interactive-page > .stage-control-dock + .scenario-row { padding: 22px 16px 0; }
  .customer-interactive-page .scenario-row h2 { margin: 0 0 16px; font-size: 25px; }
  .customer-interactive-page .scenario-row > div:first-of-type { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .customer-interactive-page .scenario-row span { min-height: 44px; padding: 7px 9px; font-size: 12px; }
}

/* 正式样片库在桌面端同样展示互动入口，并用动态 NEW 标签提高可见度。 */
@media (min-width: 781px) {
  .video-library .product-tabs .mobile-interactive-category {
    position: relative;
    display: block;
    padding-top: 18px;
  }
  .video-library .product-tabs .mobile-new-badge {
    position: absolute;
    top: 4px;
    right: 12px;
    display: inline-grid;
    min-width: 34px;
    height: 17px;
    padding: 0 5px;
    place-items: center;
    border: 1px solid rgba(255, 236, 171, .9);
    border-radius: 999px;
    color: #fff;
    background: linear-gradient(180deg, #ff7040, #e92e53);
    font-size: 9px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: .04em;
    box-shadow: 0 0 12px rgba(255, 73, 75, .82);
    animation: mobile-new-pulse 1.25s ease-in-out infinite;
  }

  /* 标题、四项分类与 CTA 整体下移，恢复舒展的首屏层次。 */
  main.video-library:not(.customer-videos-page) .library-hero {
    min-height: 252px;
    padding-top: 54px;
    padding-bottom: 22px;
  }
  main.video-library:not(.customer-videos-page) .library-title-row { min-height: 72px; }

  /* 开场和颁奖没有版本筛选栏时，保留与传统分类相同的首行呼吸感。 */
  .video-library.is-media-category .library-content { padding-top: 28px; }
}

@media (max-width: 780px) {
  .video-library.is-media-category .library-content { padding-top: 20px; }
}

/* 移动端互动控制：两个入口并列，视频兼容说明直接落在观众区而非弹窗。 */
.stage-playback-tip { display: none; }

/* 客户分享链接在电脑端也使用手机画布，因此同样保持这句标题单行。 */
.customer-interactive-page .interactive-heading h1 {
  max-width: none;
  font-size: clamp(23px, 7.2vw, 28px);
  letter-spacing: -.045em;
  white-space: nowrap;
}

@media (max-width: 780px) {
  .interactive-page .interactive-heading h1 {
    max-width: none;
    font-size: clamp(23px, 7.2vw, 28px);
    letter-spacing: -.045em;
    white-space: nowrap;
  }
  .interactive-page .stage-control-dock .stage-control-head {
    grid-template-columns: minmax(0, 1.2fr) minmax(118px, .8fr);
    align-items: stretch;
    gap: 9px;
  }
  .interactive-page .stage-control-dock .template-picker {
    display: grid;
    grid-column: 1;
    grid-row: 1;
    width: 100%;
    gap: 4px;
    justify-self: stretch;
    align-content: center;
    color: #d9edff;
    font-size: 12px;
  }
  .interactive-page .stage-control-dock .template-picker select {
    width: 100%;
    min-height: 36px;
    padding: 7px 28px 7px 9px;
    font-size: 13px;
  }
  .interactive-page .stage-control-dock .mobile-controller-entry {
    grid-column: 2;
    grid-row: 1;
    min-height: 0;
    padding: 7px 8px;
    gap: 7px;
    justify-content: center;
  }
  .interactive-page .stage-control-dock .mobile-controller-phone {
    width: 21px;
    height: 29px;
  }
  .interactive-page .stage-control-dock .mobile-controller-entry b { font-size: 12px; }
  .interactive-page .stage-control-dock .mobile-controller-entry small { font-size: 9px; }
  .interactive-page .stage-control-dock .stage-guide {
    grid-column: 1 / -1;
    grid-row: 2;
    margin-top: 1px;
  }

  .interactive-page .scenario-row > div:first-of-type {
    width: min(100%, 340px);
    margin-right: auto;
    margin-left: auto;
    justify-items: center;
  }
  .interactive-page .scenario-row span {
    width: min(142px, 100%);
    justify-self: center;
    justify-content: flex-start;
  }

  .interactive-page .stage-playback-tip {
    position: absolute;
    z-index: 7;
    right: 14px;
    bottom: 7px;
    left: 14px;
    display: block;
    margin: 0;
    padding: 6px 9px;
    border: 1px solid rgba(144, 207, 255, .74);
    border-radius: 7px;
    color: #eaf7ff;
    background: rgba(2, 14, 34, .82);
    box-shadow: 0 0 14px rgba(47, 146, 255, .35);
    font-size: 10px;
    line-height: 1.45;
    text-align: center;
    opacity: 0;
    transform: translateY(5px);
    transition: opacity .2s ease, transform .2s ease;
    pointer-events: none;
  }
  .interactive-page .stage-playback-tip.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 本轮人工验收：桌面样片库的标题、搜索、分类和互动入口重新分层。 */
@media (min-width: 781px) {
  /* 互动页顶部的产品分类与视频页共用同一条基线，切换栏目时不会上下跳动。 */
  .desktop-category-header-shell .library-hero {
    min-height: 230px;
    padding: 47px 20px 0;
  }
  .desktop-category-header-shell .library-title-row {
    min-height: 78px;
    justify-content: center;
    margin: 0 auto;
  }
  .desktop-category-header-shell .library-title-row h1 {
    position: static;
    left: auto;
    margin: 0;
    transform: none;
  }
  .desktop-category-header-shell .product-tabs {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
  }

  main.video-library:not(.customer-videos-page) .library-hero {
    min-height: 230px;
    /* 标题与搜索放在导航下沿和分类栏之间的视觉中线，避免贴近顶部导航。 */
    padding: 47px 20px 0;
  }
  main.video-library:not(.customer-videos-page) .library-title-row {
    min-height: 78px;
    justify-content: center;
    gap: 18px;
    margin: 0 auto;
  }
  main.video-library:not(.customer-videos-page) .library-title-row h1 {
    position: static;
    left: auto;
    margin: 0;
    transform: none;
  }
  main.video-library:not(.customer-videos-page) .library-search { width: min(260px, 28vw); }
  main.video-library:not(.customer-videos-page) .product-tabs {
    position: absolute;
    z-index: 3;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
  }
  main.video-library:not(.customer-videos-page) .library-hero-cta {
    top: 50%;
    right: max(38px, calc((100% - 1220px) / 2));
    bottom: auto;
    transform: translateY(-50%);
  }

  /* 版本筛选独立居中，四个按钮改成互不相连的胶囊形状。 */
  main.video-library:not(.customer-videos-page) .library-toolbar {
    display: flex;
    min-height: 72px;
    margin: 0 auto 22px;
    justify-content: center;
  }
  main.video-library:not(.customer-videos-page) .library-toolbar .filter-tabs {
    justify-content: center;
    margin: 0;
    /* 与上方分隔线和首排样片保持等距，处于内容区视觉中点。 */
    transform: translateY(9px);
  }
  main.video-library:not(.customer-videos-page) .filter-tabs button {
    min-width: 152px;
    border-radius: 999px;
  }
}

/* iPhone/微信 WebView: 明确触摸命中层级，避免舞台渲染层吞掉页面按钮。 */
@supports (-webkit-touch-callout: none) {
  .interactive-page,
  .interactive-page button,
  .interactive-page select,
  .interactive-page a,
  .interactive-page [data-go] {
    touch-action: manipulation;
  }
  .interactive-page .interactive-heading,
  .interactive-page > .participation-rail,
  .interactive-page .stage-control-dock,
  .interactive-page > .scenario-row {
    position: relative;
    z-index: 10;
    pointer-events: auto;
  }
  .interactive-page .stage-side-wings,
  .interactive-page .stage-phase-lights,
  .interactive-page .stage-foreground-lights,
  .interactive-page .stage-audience,
  .interactive-page .stage-truss,
  .interactive-page .stage-light-beams,
  .interactive-page .stage-platform {
    pointer-events: none;
  }
}

/* 手机适用场景：三列三行，图标在每一列保持同一条垂直基线。 */
@media (max-width: 780px) {
  .interactive-page .scenario-row > div:first-of-type {
    width: 100%;
    max-width: 430px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 4px;
    row-gap: 8px;
  }
  .interactive-page .scenario-row span {
    display: grid;
    width: 100%;
    min-width: 0;
    grid-template-columns: 28px minmax(0, 1fr);
    align-items: center;
    justify-content: start;
    gap: 5px;
    padding: 7px 3px;
    white-space: nowrap;
  }
  .interactive-page .scenario-row span b {
    min-width: 0;
    overflow: hidden;
    font-size: 11px;
    text-overflow: ellipsis;
  }
  .interactive-page .scenario-row .scenario-icon { margin: 0; }
}

/* 样片沉浸式影院：完整呈现原始画幅，空白只使用站点舞台氛围与纯黑，不放大封面。 */
.sample-player-modal {
  padding: clamp(12px, 2vw, 32px);
  background:
    radial-gradient(ellipse at 50% 48%, rgba(24, 91, 181, .26), transparent 48%),
    linear-gradient(180deg, rgba(1, 8, 22, .9), rgba(0, 0, 0, .96));
  backdrop-filter: blur(12px);
}
.sample-player-shell {
  width: min(1480px, 100%);
  height: min(920px, calc(100dvh - clamp(24px, 4vw, 64px)));
  max-height: none;
  display: block;
  border-radius: 18px;
  background: #000;
}
.sample-player {
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: contain;
  background: #000;
}
.sample-player-title {
  position: absolute;
  z-index: 4;
  top: 14px;
  left: 14px;
  right: 276px;
  min-height: 48px;
  padding: 10px 14px;
  border: 1px solid rgba(106, 172, 255, .58);
  border-radius: 11px;
  background: linear-gradient(90deg, rgba(4, 23, 53, .91), rgba(4, 17, 39, .74));
  box-shadow: 0 8px 24px rgba(0, 0, 0, .34);
  backdrop-filter: blur(8px);
}
.sample-player-title b { overflow: hidden; text-overflow: ellipsis; }
.sample-player-close { z-index: 5; top: 19px; right: 18px; background: rgba(3, 16, 37, .9); }
.sample-player-cta {
  z-index: 5;
  top: 17px;
  right: 70px;
  padding: 9px 14px;
  border-radius: 999px;
  box-shadow: 0 0 18px rgba(55, 124, 255, .48);
}
.sample-player-fullscreen {
  position: absolute;
  z-index: 5;
  top: 17px;
  right: 219px;
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid rgba(140, 190, 255, .76);
  border-radius: 999px;
  color: #e9f6ff;
  background: rgba(3, 18, 43, .88);
  font-size: 13px;
  font-weight: 700;
}
.sample-player-fullscreen:hover { border-color: #8ec5ff; background: rgba(23, 87, 183, .9); }

@media (max-width: 780px) {
  .sample-player-modal { padding: 0; }
  .sample-player-shell { width: 100vw; height: 100dvh; border: 0; border-radius: 0; }
  .sample-player-title { top: calc(10px + env(safe-area-inset-top)); left: 10px; right: 56px; min-height: 42px; padding: 8px 10px; border-radius: 9px; }
  .sample-player-title span { font-size: 11px; }
  .sample-player-title b { font-size: 14px; }
  .sample-player-close { top: calc(14px + env(safe-area-inset-top)); right: 10px; width: 34px; height: 34px; }
  .sample-player-fullscreen { top: auto; right: 174px; bottom: calc(14px + env(safe-area-inset-bottom)); min-height: 38px; }
  .sample-player-cta { top: auto; right: 12px; bottom: calc(14px + env(safe-area-inset-bottom)); min-height: 38px; padding: 8px 12px; font-size: 12px; }
}

/* 预览不再像居中的弹窗卡片：视频直接占满视口，控件只作为无边框的轻浮层存在。 */
.sample-player-modal {
  display: block;
  padding: 0;
  background: #000;
  backdrop-filter: none;
}
.sample-player-shell {
  width: 100vw;
  height: 100dvh;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
.sample-player {
  width: 100vw;
  height: 100dvh;
  border-radius: 0;
  background: #000;
}
.sample-player-title {
  top: max(calc(12px + env(safe-area-inset-top)), calc(var(--sample-video-top, 0px) - 40px));
  left: 50%;
  right: auto;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  transform: translateX(-50%);
  white-space: nowrap;
  text-align: center;
  text-shadow: 0 2px 8px #000, 0 0 14px rgba(39, 125, 255, .55);
}
.sample-player-title span { color: #9dcbff; }
.sample-player-title b { color: #fff; }
.sample-player-close {
  top: max(calc(12px + env(safe-area-inset-top)), calc(var(--sample-video-top, 0px) + 12px));
  right: calc(var(--sample-video-left, 0px) + 18px);
  border: 0;
  background: rgba(0, 0, 0, .35);
  box-shadow: none;
}
.sample-player-fullscreen,
.sample-player-cta {
  top: max(calc(14px + env(safe-area-inset-top)), calc(var(--sample-video-top, 0px) + 14px));
  bottom: auto;
  border: 0;
  background: rgba(0, 0, 0, .42);
  box-shadow: none;
  backdrop-filter: blur(5px);
}
.sample-player-fullscreen { right: calc(var(--sample-video-left, 0px) + 194px); }
.sample-player-cta { right: calc(var(--sample-video-left, 0px) + 66px); padding: 8px 12px; font-size: 12px; }
@media (max-width: 780px) {
  .sample-player-title { top: calc(12px + env(safe-area-inset-top)); max-width: calc(100% - 74px); }
  .sample-player-close { top: calc(10px + env(safe-area-inset-top)); right: calc(var(--sample-video-left, 0px) + 10px); }
  .sample-player-fullscreen { right: calc(var(--sample-video-left, 0px) + 132px); }
  .sample-player-cta { right: calc(var(--sample-video-left, 0px) + 10px); }
}

/* 控件与视频彻底分层：顶部为干净操作栏，视频画面内不再覆盖任何按钮。 */
.sample-player-shell {
  display: grid;
  grid-template-rows: 62px minmax(0, 1fr);
}
.sample-player-topbar {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  min-width: 0;
  align-items: center;
  padding: 0 18px;
  background: #020713;
}
.sample-player-title {
  position: static;
  grid-column: 2;
  display: inline-flex;
  min-width: 0;
  max-width: min(52vw, 620px);
  align-items: baseline;
  gap: 10px;
  transform: none;
  white-space: nowrap;
  text-align: center;
}
.sample-player-actions {
  grid-column: 3;
  display: inline-flex;
  justify-self: end;
  align-items: center;
  gap: 8px;
}
.sample-player-close,
.sample-player-fullscreen,
.sample-player-cta {
  position: static;
  min-height: 34px;
  border: 0;
  box-shadow: none;
  transform: none;
}
.sample-player-close {
  width: 34px;
  height: 34px;
  background: transparent;
  color: #dceaff;
}
.sample-player-close:hover { color: #fff; background: rgba(100, 161, 255, .16); }
.sample-player-fullscreen {
  padding: 7px 9px;
  color: #9cc6ff;
  background: transparent;
  font-size: 12px;
}
.sample-player-fullscreen:hover { color: #fff; background: rgba(82, 143, 240, .14); }
.sample-player-cta {
  padding: 7px 12px;
  border: 1px solid rgba(70, 138, 228, .78);
  border-radius: 999px;
  color: #dcebff;
  background: linear-gradient(135deg, rgba(19, 72, 143, .82), rgba(10, 36, 77, .86));
  font-size: 13px;
  font-weight: 700;
  animation: none;
}
.sample-player-cta:hover { border-color: #85bdff; background: linear-gradient(135deg, #185fbd, #123d7f); }
.sample-player { min-width: 0; min-height: 0; }
@media (max-width: 780px) {
  .sample-player-shell { grid-template-rows: calc(56px + env(safe-area-inset-top)) minmax(0, 1fr); }
  .sample-player-topbar { display: flex; padding: env(safe-area-inset-top) 10px 0 14px; }
  .sample-player-title { display: flex; max-width: calc(100vw - 190px); margin-right: auto; font-size: 0; }
  .sample-player-title span { font-size: 11px; }
  .sample-player-title b { max-width: 118px; font-size: 13px; }
  .sample-player-actions { gap: 3px; }
  .sample-player-fullscreen { padding: 6px 7px; font-size: 11px; }
  .sample-player-cta { padding: 6px 9px; font-size: 11px; }
  .sample-player-close { width: 31px; height: 31px; }
}

/* 视频下方提供独立播放控制，顶部文字与操作始终位于视频画面外。 */
.sample-player-shell {
  grid-template-rows: 42px minmax(0, 1fr) 54px;
}
.sample-player-topbar {
  display: block;
  padding: 0;
  background: #020713;
}
.sample-player-title {
  position: absolute;
  top: auto;
  bottom: 7px;
  left: 50%;
  display: inline-flex;
  width: auto;
  max-width: calc(100% - 300px);
  margin: 0;
  color: #77b7f4;
  font-size: 14px;
  font-weight: 400;
  line-height: 1;
  transform: translate(-50%, -50%);
}
.sample-player-title span,
.sample-player-title b {
  overflow: hidden;
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
  text-overflow: ellipsis;
}
.sample-player-actions {
  position: absolute;
  top: auto;
  bottom: 4px;
  right: calc(var(--sample-video-left, 0px) + 8px);
  display: inline-flex;
  grid-column: auto;
  gap: 8px;
  transform: none;
}
.sample-player-close,
.sample-player-cta {
  position: static;
  min-height: 34px;
}
.sample-player-close { border: 0; background: transparent; }
.sample-player-cta {
  border: 1px solid rgba(105, 169, 255, .9);
  color: #fff;
  background: linear-gradient(90deg, #176bff, #5b43e6);
  box-shadow: 0 0 18px rgba(39, 117, 255, .5);
  animation: sample-cta-pulse 1.8s ease-in-out infinite;
}
.sample-player {
  width: 100%;
  height: 100%;
  min-height: 0;
  background: #000;
}
.sample-player-controls {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto minmax(138px, .34fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
  padding: 0 18px;
  color: #a9c8ee;
  background: #020713;
}
.sample-player-controls button {
  min-height: 32px;
  border: 0;
  border-radius: 7px;
  color: #dcecff;
  background: transparent;
  font-size: 13px;
}
.sample-player-controls button:hover { background: rgba(77, 141, 235, .16); }
.sample-player-controls input[type="range"] { width: 100%; accent-color: #4a95ff; cursor: pointer; }
.sample-player-controls output { color: #9dbde4; font-size: 12px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.sample-player-volume {
  display: grid;
  grid-template-columns: auto minmax(74px, 1fr);
  gap: 5px;
  align-items: center;
  min-width: 0;
}
.sample-player-volume button {
  min-width: 42px;
  white-space: nowrap;
}
@media (max-width: 780px) {
  .sample-player-shell { grid-template-rows: calc(42px + env(safe-area-inset-top)) minmax(0, 1fr) calc(50px + env(safe-area-inset-bottom)); }
  .sample-player-title { max-width: calc(100% - 184px); font-size: 12px; }
  .sample-player-actions { right: calc(var(--sample-video-left, 0px) + 8px); gap: 3px; }
  .sample-player-cta { padding: 6px 9px; font-size: 11px; }
  .sample-player-controls { grid-template-columns: 30px minmax(0, 1fr) auto minmax(92px, .48fr); gap: 6px; padding: 0 10px env(safe-area-inset-bottom); }
  .sample-player-controls output { font-size: 10px; }
  .sample-player-controls button { font-size: 11px; }
  .sample-player-volume { grid-template-columns: auto minmax(48px, 1fr); gap: 2px; }
  .sample-player-volume button { min-width: 36px; }
}

/* 所有辅助元素跟随真实画幅：紧挨视频上、下边缘，而非固定贴浏览器边缘。 */
.sample-player-shell {
  position: relative;
  display: block;
  --sample-video-top: 48px;
  --sample-video-left: 0px;
  --sample-video-bottom: calc(100% - 58px);
}
.sample-player {
  position: absolute;
  top: 48px;
  right: 0;
  bottom: 58px;
  left: 0;
  width: 100%;
  /* 不能交给视频的原始比例决定盒子高度；否则超宽样片会缩到顶部，
     而辅助元素仍按完整播放区域定位。由 object-fit: contain 在此区域内保留完整画面。 */
  height: calc(100% - 106px);
}
.sample-player-topbar {
  position: absolute;
  z-index: 4;
  top: max(0px, calc(var(--sample-video-top, 48px) - 44px));
  right: 0;
  left: 0;
  height: 40px;
  background: transparent;
}
.sample-player-title {
  top: 50%;
  bottom: auto;
  color: #6faee9;
  transform: translate(-50%, -50%);
}
.sample-player-actions {
  top: 50%;
  right: calc(var(--sample-video-left, 0px) + 8px);
  bottom: auto;
  transform: translateY(-50%);
}
.sample-player-controls {
  position: absolute;
  z-index: 4;
  top: calc(var(--sample-video-bottom, calc(100dvh - 58px)) + 8px);
  right: auto;
  left: 50%;
  width: min(760px, calc(100% - 64px));
  height: 42px;
  padding: 0 8px;
  background: transparent;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(6px);
  transition: opacity .22s ease, transform .22s ease;
}
.sample-player-shell.is-controls-visible .sample-player-controls {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.sample-player-controls button { min-height: 30px; }
@media (max-width: 780px) {
  .sample-player {
    top: calc(44px + env(safe-area-inset-top));
    bottom: calc(54px + env(safe-area-inset-bottom));
    height: calc(100% - 98px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  }
  .sample-player-topbar { top: max(env(safe-area-inset-top), calc(var(--sample-video-top, 44px) - 40px)); height: 36px; }
  .sample-player-actions { right: calc(var(--sample-video-left, 0px) + 4px); }
  .sample-player-controls {
    top: calc(var(--sample-video-bottom, calc(100dvh - 54px)) + 5px);
    width: calc(100% - 32px);
    height: 38px;
  }
}

/* 客户分享链接：宽屏使用正式站同级的桌面画布；手机端仍保留原有紧凑两列布局。 */
.customer-product-switcher-desktop { display: none; }

@media (min-width: 781px) {
  .customer-product-switcher-mobile { display: none; }
  .customer-product-switcher-desktop { display: block; }

  header.customer-site-nav,
  main.customer-videos-page,
  main.customer-interactive-page {
    width: 100%;
    max-width: none;
    margin-right: 0;
    margin-left: 0;
  }

  header.customer-site-nav {
    height: 76px;
    min-height: 76px;
    padding-right: clamp(28px, 5vw, 76px);
    padding-left: clamp(28px, 5vw, 76px);
  }

  /* 客户视频页复用正式桌面样片库的层级、四列网格及居中筛选。 */
  main.customer-videos-page .library-hero {
    min-height: 230px;
    padding: 47px 20px 0;
  }
  main.customer-videos-page .library-title-row {
    min-height: 78px;
    justify-content: center;
    gap: 18px;
    margin: 0 auto;
  }
  main.customer-videos-page .library-title-row h1 {
    position: static;
    left: auto;
    margin: 0;
    transform: none;
  }
  main.customer-videos-page .library-search { width: min(260px, 28vw); }
  main.customer-videos-page .product-tabs {
    position: absolute;
    z-index: 3;
    bottom: 0;
    left: 50%;
    width: auto;
    min-width: 536px;
    transform: translateX(-50%);
  }
  main.customer-videos-page .product-tabs button {
    min-height: 52px;
    padding: 9px 26px;
    font-size: 15px;
    white-space: nowrap;
  }
  main.customer-videos-page .library-content { padding: 0 clamp(34px, 5vw, 76px) 56px; }
  main.customer-videos-page .library-toolbar {
    display: flex;
    min-height: 72px;
    margin: 0 auto 22px;
    justify-content: center;
  }
  main.customer-videos-page .library-toolbar .filter-tabs {
    display: flex;
    width: auto;
    grid-template-columns: none;
    justify-content: center;
    gap: 12px;
    margin: 0;
    transform: translateY(9px);
  }
  main.customer-videos-page .filter-tabs button {
    width: auto;
    min-width: 152px;
    min-height: 42px;
    padding: 8px 20px;
    border-radius: 999px;
    font-size: 15px;
  }
  main.customer-videos-page .video-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }
  main.customer-videos-page .video-tile-external .video-external-cover { aspect-ratio: auto; height: 190px; }
  main.customer-videos-page .video-tile-external .tile-info { min-height: 74px; padding: 14px 16px; }
  main.customer-videos-page .video-tile-external .tile-info h3 { font-size: 17px; }
  main.customer-videos-page .video-tile-external .tile-info small { font-size: 13px; }

  /* 客户互动页同样解除手机画布上限，只保留“无公司导航/联系方式”的边界。 */
  main.customer-interactive-page { padding-bottom: 52px; }
  main.customer-interactive-page .interactive-heading { padding: 52px 28px 22px; }
  main.customer-interactive-page .interactive-heading h1 {
    max-width: none;
    font-size: clamp(38px, 4.2vw, 58px);
    line-height: 1.16;
    letter-spacing: -.035em;
    white-space: normal;
  }
  main.customer-interactive-page .interactive-heading p { margin-top: 15px; font-size: 17px; }
  main.customer-interactive-page > .participation-rail {
    width: min(860px, calc(100% - 64px));
    grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr) 36px minmax(0, 1fr);
    gap: 12px;
    margin: 8px auto 22px;
    padding: 17px 28px;
    border-radius: 14px;
  }
  main.customer-interactive-page > .participation-rail article { display: flex; width: auto; gap: 12px; justify-items: initial; text-align: left; }
  main.customer-interactive-page > .participation-rail .icon { width: 42px; height: 42px; flex-basis: 42px; }
  main.customer-interactive-page > .participation-rail b { font-size: 14px; }
  main.customer-interactive-page > .participation-rail small { display: block; }
  main.customer-interactive-page .mobile-experience-notice { display: none; }
  main.customer-interactive-page .interactive-stage {
    width: min(100%, 1360px);
    height: auto;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    border-right: 1px solid #2e77d6;
    border-left: 1px solid #2e77d6;
  }
  main.customer-interactive-page > .stage-control-dock {
    width: min(1080px, calc(100% - 64px));
    margin: 22px auto 0;
    padding: 18px;
    border-radius: 14px;
  }
  main.customer-interactive-page .stage-control-dock .stage-control-head { grid-template-columns: minmax(0, 1.2fr) minmax(220px, .8fr); }
  main.customer-interactive-page .stage-control-dock .template-picker { width: 100%; }
  main.customer-interactive-page .stage-control-dock .stage-nav { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  main.customer-interactive-page .stage-control-dock .stage-nav button { min-height: 56px; font-size: 16px; }
  main.customer-interactive-page > .stage-control-dock + .scenario-row { padding: 40px 32px 0; }
  main.customer-interactive-page .scenario-row > div:first-of-type { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
}

/* 本轮验收修复：播放器头部在画面外固定左侧信息、右侧操作，窄屏同样保持不重叠。 */
.sample-player-topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-right: calc(var(--sample-video-left, 0px) + 8px);
  padding-left: calc(var(--sample-video-left, 0px) + 12px);
}
.sample-player-title {
  position: static;
  top: auto;
  right: auto;
  bottom: auto;
  left: auto;
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
  max-width: none;
  align-items: baseline;
  justify-content: flex-start;
  gap: 9px;
  margin: 0;
  padding: 0;
  color: #6faee9;
  font-size: 14px;
  text-align: left;
  transform: none;
}
.sample-player-title span,
.sample-player-title b { min-width: 0; }
.sample-player-actions {
  position: static;
  top: auto;
  right: auto;
  bottom: auto;
  left: auto;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  transform: none;
}
@media (max-width: 780px) {
  .sample-player-topbar {
    gap: 5px;
    padding-right: calc(var(--sample-video-left, 0px) + 5px);
    padding-left: calc(var(--sample-video-left, 0px) + 8px);
  }
  .sample-player-title { gap: 6px; font-size: 12px; }
  .sample-player-title span { flex: 0 0 auto; font-size: 11px; }
  .sample-player-title b { font-size: 13px; }
  .sample-player-actions { gap: 2px; }
  .sample-player-cta { min-height: 30px; padding: 5px 7px; font-size: 10px; }
  .sample-player-close { width: 29px; height: 29px; }
}

/* 客户分享链接桌面控制区：显式覆盖手机端定位，避免款式选择与手机控制相互覆盖。 */
@media (min-width: 781px) {
  main.customer-interactive-page .stage-control-dock .stage-control-head {
    display: flex !important;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 18px;
  }
  main.customer-interactive-page .stage-control-dock .template-picker {
    flex: 1 1 58%;
    order: 1 !important;
    justify-self: stretch;
  }
  main.customer-interactive-page .stage-control-dock .mobile-controller-entry {
    flex: 1 1 32%;
    order: 2 !important;
    justify-self: stretch;
    justify-content: center;
  }
  main.customer-interactive-page .stage-control-dock .stage-guide {
    flex: 0 0 100%;
    order: 3 !important;
    justify-self: center;
  }
}

/* 客户分享链接的桌面大屏需与正式页一致，横向铺满浏览器画布。 */
@media (min-width: 781px) {
  main.customer-interactive-page .interactive-stage {
    width: 100vw !important;
    max-width: none;
    margin-right: calc(50% - 50vw);
    margin-left: calc(50% - 50vw);
    border-right: 0;
    border-left: 0;
  }
}

/* 客户链接仅更新品牌标识区；没有上传 logo 时自然只显示公司名，不留占位或竖线。 */
header.customer-site-nav {
  border-bottom: 1px solid rgba(112, 159, 240, .35);
  background:
    radial-gradient(76% 180% at 100% 0%, rgba(122, 88, 191, .42), transparent 58%),
    linear-gradient(108deg, #061126 0%, #123467 51%, #40265f 100%) !important;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .2);
}
header.customer-site-nav .customer-brand-lockup {
  display: inline-flex;
  max-width: min(680px, 100%);
  align-items: center;
  gap: 11px;
  padding: 0;
  color: #f4f7ff;
}
header.customer-site-nav .customer-brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(180, 208, 255, .38);
  border-radius: 11px;
  background: linear-gradient(145deg, rgba(211, 229, 255, .16), rgba(83, 108, 177, .18));
  box-shadow: 0 7px 18px rgba(0, 0, 0, .22), inset 0 1px rgba(255, 255, 255, .12);
}
header.customer-site-nav .customer-brand-mark-logo .customer-site-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}
header.customer-site-nav .customer-brand-name {
  min-width: 0;
  overflow: hidden;
  color: #f7f9ff;
  font-size: clamp(16px, 1.45vw, 19px);
  font-weight: 700;
  letter-spacing: .015em;
  line-height: 1.2;
  text-overflow: ellipsis;
  text-shadow: 0 2px 12px rgba(33, 87, 177, .28);
  white-space: nowrap;
}
header.customer-site-nav .customer-brand-lockup:not(:has(.customer-brand-mark)) { gap: 0; }
@media (max-width: 780px) {
  header.customer-site-nav .customer-brand-lockup { max-width: 100%; gap: 9px; }
  header.customer-site-nav .customer-brand-mark { width: 32px; height: 32px; flex-basis: 32px; border-radius: 9px; }
  header.customer-site-nav .customer-brand-name { font-size: 16px; }
}

/* 互动 iframe 握手前明确显示连接态，避免 iOS 把第一次有效触控耗在未就绪的控件上。 */
.interactive-page .stage-nav button.is-awaiting-session:disabled {
  cursor: wait;
  opacity: .62;
}