/* 友开视觉 VISION · 全站样式 2026 */
:root {
  --bg: #0b0c10;
  --panel: #14161c;
  --panel-2: #1b1e26;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e8eaf0;
  --dim: #9aa3b2;
  --amber: #f0a13f;
  --coral: #e25b4e;
  --peri: #8b87f0;
  --grad: linear-gradient(120deg, var(--peri), var(--coral) 55%, var(--amber));
  --radius: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ===== 顶部导航 ===== */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: rgba(11, 12, 16, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 11px; flex: none; }
.brand img { height: 40px; width: 40px; border-radius: 11px; flex: none; }
.brand span { font-size: 17px; font-weight: 700; letter-spacing: 2px; color: #fff; white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  display: block; padding: 8px 11px; border-radius: 8px;
  color: var(--dim); font-size: 15px; letter-spacing: 1px; white-space: nowrap;
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: #fff; background: rgba(255, 255, 255, 0.07); }
.nav-links a.active {
  color: #fff;
  background: linear-gradient(120deg, rgba(139, 135, 240, 0.18), rgba(240, 161, 63, 0.18));
}
.burger { display: none; cursor: pointer; padding: 8px; }
.burger span, .burger span::before, .burger span::after {
  content: ""; display: block; width: 22px; height: 2px; border-radius: 2px;
  background: var(--text); transition: transform 0.25s, opacity 0.25s; position: relative;
}
.burger span::before { position: absolute; top: -7px; }
.burger span::after { position: absolute; top: 7px; }
#nav-toggle:checked ~ .topbar .burger span { transform: rotate(45deg); }
#nav-toggle:checked ~ .topbar .burger span::before { top: 0; transform: rotate(-90deg); }
#nav-toggle:checked ~ .topbar .burger span::after { opacity: 0; }

/* ===== 首页 Hero ===== */
.hero {
  min-height: 94vh; display: flex; align-items: center; position: relative;
  background: url(../img/home_pic.jpg) center 30% / cover no-repeat fixed;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11, 12, 16, 0.72) 0%, rgba(11, 12, 16, 0.45) 45%, rgba(11, 12, 16, 0.92) 100%);
}
.hero .wrap { position: relative; padding-top: 64px; }
.hero-badge {
  display: inline-block; padding: 6px 16px; border: 1px solid var(--line); border-radius: 99px;
  color: var(--dim); font-size: 13px; letter-spacing: 4px; margin-bottom: 22px;
  background: rgba(255, 255, 255, 0.05); backdrop-filter: blur(6px);
}
.hero h1 { font-size: clamp(34px, 5.6vw, 62px); line-height: 1.25; font-weight: 800; letter-spacing: 2px; }
.hero h1 em {
  font-style: normal;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { margin-top: 20px; max-width: 640px; color: var(--dim); font-size: clamp(15px, 1.6vw, 18px); }
.hero-cta { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }

/* ===== 按钮 ===== */
.btn {
  display: inline-block; padding: 13px 32px; border-radius: 10px;
  font-size: 16px; letter-spacing: 2px; transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--grad); color: #14100c; font-weight: 700;
  box-shadow: 0 10px 28px rgba(226, 91, 78, 0.35);
}
.btn-ghost { border: 1px solid var(--line); color: var(--text); background: rgba(255, 255, 255, 0.04); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.1); }

/* ===== 通用区块 ===== */
.section { padding: 90px 0; }
.section.alt { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 36px; flex-wrap: wrap; }
.sec-title { font-size: clamp(24px, 3vw, 34px); font-weight: 800; letter-spacing: 2px; }
.sec-title::after {
  content: ""; display: block; width: 56px; height: 4px; border-radius: 2px; margin-top: 12px; background: var(--grad);
}
.sec-sub { color: var(--dim); font-size: 15px; }
.more { color: var(--amber); letter-spacing: 1px; }
.more:hover { text-decoration: underline; }

/* ===== 卡片 ===== */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s; display: block;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(240, 161, 63, 0.45);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}
.card:not(a):hover { transform: none; border-color: var(--line); }
.me-card .card-body p { line-height: 1.9; }
.thumb { position: relative; aspect-ratio: 16 / 9; display: flex; align-items: center; justify-content: center; }
.portrait { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; }
.thumb .play {
  width: 58px; height: 58px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: rgba(11, 12, 16, 0.5); border: 1px solid rgba(255, 255, 255, 0.5);
  color: #fff; font-size: 20px; padding-left: 4px; backdrop-filter: blur(3px);
  transition: transform 0.25s, background 0.25s;
}
.card:hover .play { transform: scale(1.12); background: rgba(226, 91, 78, 0.65); }
.g1 { background: linear-gradient(135deg, #e25b4e, #f0a13f); }
.g2 { background: linear-gradient(135deg, #8b87f0, #e25b4e); }
.g3 { background: linear-gradient(135deg, #3e6cf0, #8b87f0); }
.g4 { background: linear-gradient(135deg, #f0a13f, #d97b2f); }
.g5 { background: linear-gradient(135deg, #505560, #2b2e36); }
.g6 { background: linear-gradient(135deg, #2f9d8f, #3e6cf0); }
.tag {
  position: absolute; top: 12px; left: 12px; padding: 3px 12px; border-radius: 99px;
  background: rgba(11, 12, 16, 0.6); color: #fff; font-size: 12px; letter-spacing: 1px;
  border: 1px solid rgba(255, 255, 255, 0.25); backdrop-filter: blur(3px);
}
.card-body { padding: 16px 18px; }
.card-body h3 { font-size: 17px; letter-spacing: 1px; margin-bottom: 4px; }
.card-body p { color: var(--dim); font-size: 14px; }

/* ===== 服务入口卡 ===== */
.svc { text-align: left; padding: 26px; }
.svc .ico {
  width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 26px; background: linear-gradient(135deg, rgba(139, 135, 240, 0.2), rgba(240, 161, 63, 0.2));
  border: 1px solid var(--line); margin-bottom: 16px;
}
.svc h3 { font-size: 19px; letter-spacing: 2px; margin-bottom: 8px; }
.svc p { color: var(--dim); font-size: 14px; min-height: 3em; }
.svc .go { display: inline-block; margin-top: 12px; color: var(--amber); font-size: 14px; }

/* ===== 内页页头 ===== */
.page-hero { padding: 150px 0 60px; background: radial-gradient(900px 420px at 20% -10%, rgba(139, 135, 240, 0.22), transparent 65%), radial-gradient(700px 380px at 85% 0%, rgba(240, 161, 63, 0.16), transparent 60%); }
.page-hero h1 { font-size: clamp(30px, 4.4vw, 46px); font-weight: 800; letter-spacing: 4px; }
.page-hero h1::after { content: ""; display: block; width: 64px; height: 4px; border-radius: 2px; margin-top: 16px; background: var(--grad); }
.page-hero p { margin-top: 18px; color: var(--dim); max-width: 680px; font-size: 16px; }

/* ===== 数据条 ===== */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; margin-top: 40px; }
.stat { text-align: center; padding: 26px 12px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 255, 255, 0.03); }
.stat b {
  display: block; font-size: 40px; font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat span { color: var(--dim); font-size: 14px; letter-spacing: 2px; }

/* ===== 流程步骤 ===== */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; counter-reset: step; }
.step { position: relative; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-2); }
.step::before {
  counter-increment: step; content: "0" counter(step);
  font-size: 30px; font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.step h3 { font-size: 17px; margin: 6px 0 6px; letter-spacing: 1px; }
.step p { color: var(--dim); font-size: 14px; }

/* ===== CTA 横幅 ===== */
.cta-panel {
  border: 1px solid rgba(240, 161, 63, 0.4); border-radius: 20px; padding: 56px 32px; text-align: center;
  background: radial-gradient(600px 260px at 50% 0%, rgba(226, 91, 78, 0.18), transparent 70%), var(--panel);
}
.cta-panel h2 { font-size: clamp(24px, 3vw, 34px); letter-spacing: 3px; margin-bottom: 12px; }
.cta-panel p { color: var(--dim); margin-bottom: 30px; }

/* ===== 关于 / 联系 ===== */
.two-col { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: start; }
.prose p { color: var(--dim); margin-bottom: 16px; }
.prose p strong { color: var(--text); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.chip { padding: 8px 18px; border-radius: 99px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04); color: var(--dim); font-size: 14px; letter-spacing: 1px; }
.contact-card {
  display: block; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-2);
  transition: transform 0.25s, border-color 0.25s;
}
.contact-card:hover { transform: translateY(-5px); border-color: rgba(240, 161, 63, 0.45); }
.contact-card .ico { font-size: 28px; margin-bottom: 10px; }
/* 线性小图标（按 LOGO 规格：圆头描边 + 降饱和品牌渐变） */
.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.ico svg, .play svg { width: 28px; height: 28px; }
.svc .ico svg { width: 28px; height: 28px; }
.contact-card .ico svg { width: 28px; height: 28px; }
.play svg { width: 22px; height: 22px; }
.thumb .play { padding-left: 0; }
.contact-card h3 { font-size: 16px; color: var(--dim); letter-spacing: 2px; margin-bottom: 6px; }
.contact-card .val { font-size: 19px; font-weight: 700; letter-spacing: 1px; }
.contact-card small { display: block; margin-top: 6px; color: var(--dim); }
.note {
  margin-top: 22px; padding: 12px 18px; border-radius: 10px; font-size: 13px; color: var(--amber);
  background: rgba(240, 161, 63, 0.1); border: 1px dashed rgba(240, 161, 63, 0.45);
}

/* ===== 页脚 ===== */
.site-foot { border-top: 1px solid var(--line); background: #08090c; margin-top: 90px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding: 56px 24px 36px; }
.foot-brand img { height: 44px; width: 44px; border-radius: 12px; }
.foot-brand .wm { display: block; margin-top: 14px; font-size: 18px; font-weight: 700; letter-spacing: 2px; color: #fff; }
.foot-brand p { margin-top: 16px; color: var(--dim); font-size: 14px; max-width: 300px; }
.site-foot h4 { font-size: 15px; letter-spacing: 3px; margin-bottom: 16px; color: var(--text); }
.site-foot .links a, .site-foot .contact li { display: block; padding: 5px 0; color: var(--dim); font-size: 14px; }
.site-foot .links a:hover { color: #fff; }
.copy { border-top: 1px solid var(--line); padding: 20px 24px; text-align: center; color: #5b6473; font-size: 13px; letter-spacing: 1px; }

/* ===== 语言切换器（下拉） ===== */
.nav { justify-content: flex-start; }
.nav-links { margin-left: auto; }
.lang { position: relative; flex: none; margin-left: 14px; }
.lang-btn {
  display: flex; align-items: center; gap: 7px; cursor: pointer;
  font-family: inherit; font-size: 13px; letter-spacing: 1px; color: var(--dim);
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line);
  padding: 7px 13px; border-radius: 999px;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.lang-btn:hover { color: #fff; border-color: rgba(255, 255, 255, 0.28); background: rgba(255, 255, 255, 0.09); }
.lang-btn .ic { width: 15px; height: 15px; opacity: 0.85; }
.lang-btn .chev { width: 11px; height: 11px; opacity: 0.55; transition: transform 0.25s; }
.lang.open .lang-btn { color: #fff; border-color: rgba(255, 255, 255, 0.3); background: rgba(255, 255, 255, 0.09); }
.lang.open .chev { transform: rotate(180deg); }
.lang-menu {
  position: absolute; top: calc(100% + 10px); right: 0; min-width: 150px;
  display: flex; flex-direction: column; padding: 6px;
  background: rgba(15, 16, 22, 0.92); backdrop-filter: blur(16px);
  border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
  opacity: 0; visibility: hidden; transform: translateY(-6px) scale(0.98);
  transform-origin: top right; transition: opacity 0.22s, transform 0.22s, visibility 0.22s;
}
.lang.open .lang-menu { opacity: 1; visibility: visible; transform: none; }
.lang-menu button {
  position: relative; border: 0; cursor: pointer; font-family: inherit; text-align: left;
  background: transparent; color: var(--dim);
  font-size: 13.5px; letter-spacing: 0.5px; padding: 9px 12px; border-radius: 9px;
  transition: background 0.15s, color 0.15s;
}
.lang-menu button:hover { color: #fff; background: rgba(255, 255, 255, 0.07); }
.lang-menu button.on { color: #fff; font-weight: 700; }
.lang-menu button.on::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 16px; border-radius: 2px; background: var(--grad);
}

/* ===== 响应式 ===== */
/* 四张卡的服务网格（非视频）在宽屏下自动排四列，避免孤卡；作品网格全站固定一行 3 个 */
@media (min-width: 1024px) {
  .grid:has(> .card:nth-child(4):last-child):not(:has(.video-card)) { grid-template-columns: repeat(4, 1fr); gap: 18px;
  }
}
@media (max-width: 1023px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
}

@media (max-width: 1160px) {
  .nav { gap: 10px; }
  .brand span { font-size: 16px; letter-spacing: 1px; }
  .nav-links a { padding: 8px 7px; font-size: 14px; letter-spacing: 0.5px; }
  .lang { margin-left: 8px; }
}

@media (max-width: 880px) {
  .lang { margin-left: auto; order: 1; }
  .lang-btn { padding: 6px 10px; font-size: 12px; }
  .burger { order: 2; }
  .brand img { height: 36px; width: 36px; }
  .brand span { display: none; }
  .burger { display: block; }
  .nav-links {
    display: none; position: fixed; left: 0; right: 0; top: 64px;
    flex-direction: column; align-items: stretch; gap: 2px; padding: 16px 20px 22px;
    background: rgba(11, 12, 16, 0.97); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line);
  }
  #nav-toggle:checked ~ .topbar .nav-links { display: flex; }
  .nav-links a { padding: 13px 16px; font-size: 16px; }
  .hero { background-attachment: scroll; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .foot-grid { grid-template-columns: 1fr; gap: 30px; padding-top: 40px; }
  .section { padding: 64px 0; }
}

/* ===== 作品封面缩略图 ===== */
.thumb.has-poster { background-size: cover; background-position: center; background-repeat: no-repeat; filter: saturate(.82) brightness(.9); transition: filter .35s ease; }
.card:hover .thumb.has-poster { filter: none; }
/* 视频封面统一半透明纱罩：静置时压住画面杂色，悬停揭开 */
.thumb:has(.play)::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(150deg, rgba(139,135,240,.10), rgba(226,91,78,.10) 55%, rgba(240,161,63,.10)),
    rgba(11,12,16,.62);
  transition: opacity 0.35s ease;
}
.card:hover .thumb:has(.play)::before { opacity: 0.12; }
/* ---- 软件展示卡片 ---- */
.sw-card { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 30px; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.sw-card img { width: 100%; border-radius: 10px; border: 1px solid var(--line); }
.sw-info h3 { font-size: 22px; margin-bottom: 10px; }
.sw-tag { display: inline-block; vertical-align: middle; margin-left: 10px; font-size: 12px; font-weight: normal; padding: 3px 12px; border-radius: 99px; background: rgba(240, 161, 63, 0.14); color: var(--amber); border: 1px solid rgba(240, 161, 63, 0.35); }
.sw-desc { color: var(--dim); margin-bottom: 14px; }
.sw-feats { display: grid; gap: 9px; margin-bottom: 18px; }
.sw-feats li { position: relative; padding-left: 22px; font-size: 14px; }
.sw-feats li::before { content: ""; position: absolute; left: 4px; top: 11px; width: 8px; height: 8px; border-radius: 50%; background: var(--grad); }
.sw-note { font-size: 13px; color: var(--dim); border-top: 1px dashed var(--line); padding-top: 12px; }
@media (max-width: 820px) { .sw-card { grid-template-columns: 1fr; } }

/* 作品卡片网格:与全站卡片同大小 */
.t-live { background-image: url(../video/poster-l100-live.jpg?v=2); }
.t-style { background-image: url(../video/poster-l100-style.jpg?v=2); }
.t-rice { background-image: url(../video/poster-jly-rice.jpg); }
.t-open { background-image: url(../video/poster-bk-opening.jpg?v=2); }
.t-trailer { background-image: url(../video/poster-lbaumer-trailer.jpg); }
.t-sample { background-image: url(../video/poster-lbaumer-sample.jpg?v=2); }
.t-chaumet { background-image: url(../video/poster-chaumet-giraud.jpg); }
.t-yuecheng { background-image: url(../video/poster-yuecheng-2010.jpg); }
.t-skate { background-image: url(../video/poster-odbo-skate.jpg); }
.t-football { background-image: url(../video/poster-odbo-football.jpg); }
.t-ozzo { background-image: url(../video/poster-ozzo.jpg); }
.t-tea { background-image: url(../video/poster-tea-picking.jpg); }
.t-watch1 { background-image: url(../video/poster-watch1.jpg); }
.t-watch2 { background-image: url(../video/poster-watch2.jpg); }
.t-watch3 { background-image: url(../video/poster-watch3.jpg); }
.t-watch4 { background-image: url(../video/poster-watch4.jpg); }
.t-watch5 { background-image: url(../video/poster-watch5.jpg); }
.t-watch6 { background-image: url(../video/poster-watch6.jpg); }
.t-watch7 { background-image: url(../video/poster-watch7.jpg); }
.t-watch9 { background-image: url(../video/poster-watch9.jpg); }
.t-onetake { background-image: url(../video/poster-one-take.jpg); }
.t-youth { background-image: url(../video/poster-youth-charm.jpg); }
.t-lightsaber { background-image: url(../video/poster-lightsaber.jpg); }
.t-apple { background-image: url(../video/poster-apple-toss.jpg); }
.t-gunfight { background-image: url(../video/poster-gunfight-dj.jpg); }
.t-joe-chilisauce { background-image: url(../video/poster-joe-chilisauce.jpg); }
.t-joe-blueberry { background-image: url(../video/poster-joe-blueberry.jpg); }
.t-joe-burger { background-image: url(../video/poster-joe-burger.jpg); }
.t-jly-box { background-image: url(../video/poster-jly-box.jpg); }
.t-founist-box { background-image: url(../video/poster-founist-box.jpg); }
.t-vmar-box { background-image: url(../video/poster-vmar-box.jpg); }
.yk-lb-pl { display: none; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 14px; }
.yk-lb-pl button { padding: 5px 13px; border: 1px solid rgba(255,255,255,0.18); background: rgba(255,255,255,0.06); color: #cfd3da; border-radius: 999px; cursor: pointer; font-size: 13px; line-height: 1.5; }
.yk-lb-pl button:hover { background: rgba(255,255,255,0.14); color: #fff; }
.yk-lb-pl button.on { background: rgba(255,255,255,0.92); color: #111318; border-color: transparent; font-weight: 600; }
.t-citic-achievement { background-image: url(../video/poster-citic-achievement.jpg); }
.t-aixinhui-1min { background-image: url(../video/poster-aixinhui-1min.jpg); }
.t-aixinhui-3min { background-image: url(../video/poster-aixinhui-3min.jpg); }
.t-aixinhui-milestones { background-image: url(../video/poster-aixinhui-milestones.jpg); }
.t-telecom-5gmimo { background-image: url(../video/poster-telecom-5gmimo.jpg); }
.t-telecom-haizhoubao { background-image: url(../video/poster-telecom-haizhoubao.jpg); }
.t-telecom-beidou { background-image: url(../video/poster-telecom-beidou.jpg); }
.t-cmsf-blessing { background-image: url(../video/poster-cmsf-blessing.jpg); }
.t-cmsf-family { background-image: url(../video/poster-cmsf-family.jpg); }
.t-cms-zhujii { background-image: url(../video/poster-cms-zhujii.jpg); }
.t-cpasc-mv { background-image: url(../video/poster-cpasc-mv.jpg); }
.t-cpasc-kv { background-image: url(../video/poster-cpasc-kv.jpg); }
.t-cpasc-lingjun { background-image: url(../video/poster-cpasc-lingjun.jpg); }
.t-ecom-ruyumiri { background-image: url(../video/poster-ecom-ruyumiri.jpg); }
.t-ecom-amazon-kids { background-image: url(../video/poster-ecom-amazon-kids.jpg); }
.t-ecom-cutter { background-image: url(../video/poster-ecom-cutter.jpg); }
.t-ecom-projector { background-image: url(../video/poster-ecom-projector.jpg); }
.t-ecom-jiaden-cup { background-image: url(../video/poster-ecom-jiaden-cup.jpg); }
.t-ecom-womenswear { background-image: url(../video/poster-ecom-womenswear.jpg); }
.t-ecom-vape1 { background-image: url(../video/poster-ecom-vape1.jpg); }
.t-ecom-vape2 { background-image: url(../video/poster-ecom-vape2.jpg); }
.t-ecom-vape3 { background-image: url(../video/poster-ecom-vape3.jpg); }
.t-ecom-vape4 { background-image: url(../video/poster-ecom-vape4.jpg); }
.t-ecom-vape5 { background-image: url(../video/poster-ecom-vape5.jpg); }
.t-ecom-vape6 { background-image: url(../video/poster-ecom-vape6.jpg); }
.t-ecom-vakbox1 { background-image: url(../video/poster-ecom-vakbox1.jpg); }
.t-ecom-vakbox2 { background-image: url(../video/poster-ecom-vakbox2.jpg); }
.t-ecom-sealer { background-image: url(../video/poster-ecom-sealer.jpg); }
.t-ecom-aroma { background-image: url(../video/poster-ecom-aroma.jpg); }
.t-ecom-btearbud { background-image: url(../video/poster-ecom-btearbud.jpg); }
.t-ecom-mask1 { background-image: url(../video/poster-ecom-mask1.jpg); }
.t-ecom-mask2 { background-image: url(../video/poster-ecom-mask2.jpg); }
.t-ecom-mask3 { background-image: url(../video/poster-ecom-mask3.jpg); }
.t-ecom-fan1 { background-image: url(../video/poster-ecom-fan1.jpg); }
.t-ecom-fan2 { background-image: url(../video/poster-ecom-fan2.jpg); }
.t-ecom-fan3 { background-image: url(../video/poster-ecom-fan3.jpg); }
.t-dmt-wanwusheng { background-image: url(../video/poster-dmt-wanwusheng.jpg); }
.t-dmt-tenyears { background-image: url(../video/poster-dmt-tenyears.jpg); }
.t-dmt-starid { background-image: url(../video/poster-dmt-starid.jpg); }
.t-guaxia { background-image: url(../video/poster-guaxia.jpg?v=3); }
.t-thisisme { background-image: url(../video/poster-this-is-me.jpg); }

/* ===== 视频弹窗播放器 ===== */
.yk-lb { position: fixed; inset: 0; z-index: 120; display: none; align-items: center; justify-content: center; padding: 26px; }
.yk-lb.open { display: flex; }
.yk-lb-mask {
  position: absolute; inset: 0; background: rgba(5, 6, 9, 0.84);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.yk-lb-box { position: relative; display: flex; flex-direction: column; gap: 12px; align-items: center; }
.yk-lb-box video {
  display: block; width: auto; height: auto; max-width: 92vw; max-height: 72vh;
  background: #000; border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.yk-lb-title { color: #fff; font-size: 17px; letter-spacing: 2px; text-align: center; }
.yk-lb-hint { color: var(--dim); font-size: 12px; letter-spacing: 1px; text-align: center; }
.yk-lb-close {
  position: absolute; top: -16px; right: -16px; z-index: 2;
  width: 40px; height: 40px; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  background: rgba(15, 16, 22, 0.92); border: 1px solid var(--line); color: #fff;
  font-size: 20px; line-height: 1; font-family: inherit;
  transition: background 0.2s, border-color 0.2s;
}
.yk-lb-close:hover { background: rgba(226, 91, 78, 0.65); border-color: rgba(226, 91, 78, 0.65); }
body.yk-lb-noscroll { overflow: hidden; }
@media (max-width: 640px) {
  .yk-lb-close { top: -4px; right: -4px; }
  .yk-lb-box video { max-height: 64vh; }
}