:root{
    --navy:#0a1628;
    --navy-2:#0e1e38;
    --navy-3:#12264a;
    --bg-0:#04070d;
    --bg-1:#070f1c;
    --panel:#0d1d36;
    --ink:#edeade;
    --mut:#a7b0bf;
    --mut-2:#7c879c;
    --gold:#c19a4b;
    --gold-2:#d8b878;
    --gold-soft:rgba(216,184,120,.13);
    --line:rgba(255,255,255,.10);
    --radius:16px;
    --shadow:0 24px 50px rgba(0,0,0,.45);
    --shadow-lg:0 40px 80px rgba(0,0,0,.55);
    --serif:"Noto Serif SC","Songti SC","STSong",serif;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--bg-0);color:var(--ink);
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  ::selection{background:rgba(193,154,75,.38);color:#fff}
  :focus-visible{outline:2px solid var(--gold);outline-offset:2px}
  .wrap{max-width:1240px;margin:0 auto;padding:0 28px}
  .en{font-family:"Manrope","Noto Sans SC",sans-serif}
  .serif{font-family:var(--serif)}
  section[id],div[id="top"]{scroll-margin-top:80px}

  /* 极淡胶片颗粒，覆盖全站但不抢画面 */
  .grain{
    position:fixed;inset:0;z-index:300;pointer-events:none;opacity:.05;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  }

  /* ---------- header ---------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:80;overflow:visible;
    transition:background .35s ease, box-shadow .35s ease, border-color .35s ease;
    border-bottom:1px solid transparent;
  }
  header .nav{height:76px;transition:height .35s ease}
  header.scrolled{
    background:rgba(5,9,16,.92);backdrop-filter:saturate(1.4) blur(12px);
    border-bottom:1px solid rgba(216,184,120,.18);box-shadow:0 12px 32px rgba(0,0,0,.4);
  }
  header.scrolled .nav{height:66px}
  .nav{display:flex;align-items:center;gap:28px}
  .brand{display:flex;align-items:center;gap:13px;flex:none;color:#fff}
  .brand-mark{
    width:44px;height:44px;border-radius:12px;flex:none;display:grid;place-items:center;
    background:linear-gradient(140deg,var(--gold-2),var(--gold));
    box-shadow:0 8px 20px rgba(193,154,75,.35);
  }
  .brand-mark svg{width:20px;height:20px}
  .brand-name{font-family:var(--serif);font-size:20px;font-weight:900;letter-spacing:.08em;line-height:1.15}
  .brand-en{font-size:9px;color:rgba(255,255,255,.5);letter-spacing:.22em;text-transform:uppercase;line-height:1.3}
  /* 公司 logo（白色图形·透明底）：垫深色圆角底，保证任何导航状态下都清晰可见 */
  .brand-logo{
    height:44px;width:auto;flex:none;background:#0a1628;
    border:1px solid rgba(216,184,120,.42);border-radius:11px;
    padding:5px 10px;box-shadow:0 8px 20px rgba(0,0,0,.35);
  }
  .credits-logo{display:block;width:244px;max-width:72vw;height:auto;margin:0 auto 30px}
  .about-logo{display:block;width:208px;max-width:60vw;height:auto;margin-top:36px;opacity:.96}
  .nav-links{display:flex;gap:34px;margin-left:auto}
  .nav-links a{font-size:15px;font-weight:500;color:rgba(255,255,255,.8);padding:6px 0;position:relative;transition:color .3s}
  .nav-links a:hover{color:var(--gold-2)}
  .nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--gold);transition:width .3s ease}
  .nav-links a:hover::after{width:100%}
  .nav-cta{
    margin-left:6px;display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
    background:var(--gold);color:#180f02;font-weight:700;font-size:15px;
    padding:11px 20px;border-radius:999px;transition:background .2s, transform .2s;
    box-shadow:0 10px 24px rgba(193,154,75,.32);
  }
  .nav-cta:hover{background:var(--gold-2)}
  .nav-cta svg{width:16px;height:16px}
  .nav-call{
    display:none;width:44px;height:44px;border-radius:50%;flex:none;
    background:var(--gold);place-items:center;box-shadow:0 8px 20px rgba(193,154,75,.35);
  }
  .nav-call svg{width:19px;height:19px}
  .burger{
    display:none;margin-left:auto;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.32);
    border-radius:10px;width:44px;height:44px;cursor:pointer;place-items:center;color:#fff;
  }
  .burger svg{width:20px;height:20px}
  .mobile-menu{display:none;background:#081120;border-bottom:1px solid rgba(216,184,120,.2);padding:8px 28px 18px;box-shadow:var(--shadow);max-height:calc(100dvh - 76px);overflow-y:auto;-webkit-overflow-scrolling:touch}
  .mobile-menu.open{display:block}
  .mobile-menu a{display:block;padding:12px 0;font-weight:500;color:#cfd6e0;border-bottom:1px solid rgba(255,255,255,.07)}
  .mobile-menu a:last-child{border-bottom:none;color:var(--gold-2);font-weight:700}

  /* ---------- hero / 第一幕 · 取景器 ---------- */
  .hero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
  .hero-bg{position:absolute;inset:0}
  .hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center}
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(100deg,rgba(6,13,26,.93) 0%,rgba(6,13,26,.78) 46%,rgba(6,13,26,.38) 78%,rgba(6,13,26,.30) 100%),
               linear-gradient(0deg,rgba(6,13,26,.88) 0%,rgba(6,13,26,0) 34%);
  }
  .hero::after{
    content:"";position:absolute;left:0;right:0;bottom:0;height:130px;z-index:0;pointer-events:none;
    background:linear-gradient(180deg,rgba(7,15,28,0) 0%,var(--bg-1) 100%);
  }
  /* 取景框：四角框线 + REC + 时间码，只作克制点缀 */
  .vf{position:absolute;inset:96px 26px 64px;z-index:2;pointer-events:none}
  .vf-c{position:absolute;width:36px;height:36px;border:0 solid rgba(255,255,255,.55)}
  .vf-c.tl{top:0;left:0;border-top-width:2px;border-left-width:2px}
  .vf-c.tr{top:0;right:0;border-top-width:2px;border-right-width:2px}
  .vf-c.bl{bottom:0;left:0;border-bottom-width:2px;border-left-width:2px}
  .vf-c.br{bottom:0;right:0;border-bottom-width:2px;border-right-width:2px}
  .vf-rec{
    position:absolute;top:13px;left:52px;display:flex;align-items:center;
    font-family:"Manrope",sans-serif;font-size:11px;font-weight:700;letter-spacing:.3em;color:rgba(255,255,255,.82);
  }
  .vf-rec i{
    width:8px;height:8px;border-radius:50%;background:#e5484d;display:block;margin-right:8px;
    box-shadow:0 0 10px rgba(229,72,77,.8);animation:blink 1.7s ease-in-out infinite;
  }
  @keyframes blink{0%,100%{opacity:1}50%{opacity:.2}}
  .vf-tc{
    position:absolute;top:13px;right:52px;font-family:"Manrope",monospace;font-size:11.5px;
    letter-spacing:.22em;color:rgba(255,255,255,.62);
  }
  .vf-tc b{color:rgba(255,255,255,.9);font-weight:600}
  .vf-cam,.vf-spec{
    position:absolute;bottom:13px;font-family:"Manrope",sans-serif;font-size:10.5px;
    letter-spacing:.26em;color:rgba(255,255,255,.5);
  }
  .vf-cam{left:52px}
  .vf-spec{right:52px}
  .hero-inner{position:relative;z-index:1;padding:178px 0 0}
  .hero-kicker{display:flex;align-items:center;gap:16px;margin:0 0 30px}
  .hero-kicker::before{content:"";width:52px;height:1px;background:var(--gold);flex:none}
  .hero-kicker .cn{font-family:var(--serif);font-weight:900;font-size:16px;letter-spacing:.32em;color:var(--gold-2)}
  .hero-kicker .en2{font-family:"Manrope",sans-serif;font-size:11px;font-weight:600;letter-spacing:.3em;color:rgba(255,255,255,.45)}
  .hero h1{
    font-family:var(--serif);font-weight:900;font-size:76px;line-height:1.14;
    letter-spacing:.02em;margin:0 0 22px;max-width:10em;
  }
  .hero h1 .gold{color:var(--gold-2)}
  .hero-sub{font-size:15px;letter-spacing:.14em;color:rgba(255,255,255,.78);margin:0 0 12px;font-weight:500}
  .hero .slogan-en{
    font-size:13.5px;letter-spacing:.30em;text-transform:uppercase;color:rgba(255,255,255,.5);
    font-weight:600;margin:0 0 26px;
  }
  .hero p.lead{font-size:18px;line-height:1.9;color:rgba(255,255,255,.82);margin:0 0 40px;max-width:36em;font-weight:400}
  .hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
  .btn{
    display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:16px;
    padding:16px 32px;border-radius:999px;transition:transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  }
  .btn svg{width:18px;height:18px}
  .btn:active{transform:scale(.98)}
  .btn-gold{background:var(--gold);color:#180f02;box-shadow:0 16px 34px rgba(193,154,75,.35)}
  .btn-gold:hover{background:var(--gold-2)}
  .btn-outline{border:1.5px solid rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.04)}
  .btn-outline:hover{border-color:var(--gold-2);color:var(--gold-2)}
  .btn-line{border:1.5px solid rgba(255,255,255,.45);color:#fff;background:transparent}
  .btn-line:hover{border-color:var(--gold-2);color:var(--gold-2)}
  /* 案例详情页操作按钮行（返回案例 / 咨询同类服务） */
  .detail-acts{display:flex;gap:16px;flex-wrap:wrap;margin:22px 0 8px}
  /* ---------- 案例播放界面（view_article_image.htm，与预览详情层同款） ---------- */
  .case-topbar{background:linear-gradient(180deg,#0a1729,#060d18);border-bottom:1px solid var(--line);padding:18px 0}
  .case-topbar-in{display:flex;align-items:center;justify-content:space-between;gap:16px}
  .case-back{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;letter-spacing:.12em;color:var(--gold-2)}
  .case-back i{font-style:normal;font-size:17px}
  .case-back:hover{color:var(--gold)}
  .case-back-home{font-size:13px;color:var(--mut-2);letter-spacing:.08em}
  .case-back-home a{color:var(--mut-2)}
  .case-back-home a:hover{color:var(--gold-2)}
  /* 返回案例贴播放器大图左上角 */
  .case-media-wrap{position:relative;padding-top:42px}
  .case-media-wrap .case-back{position:absolute;top:0;left:2px}
  .case-scene{font-family:"Manrope",sans-serif;font-size:11px;font-weight:600;letter-spacing:.42em;color:rgba(235,238,244,.45)}
  .case-stage{padding-top:26px}
  .case-info{max-width:960px;margin:34px auto 10px}
  .case-info .cat{font-size:13px;font-weight:700;letter-spacing:.22em;color:var(--gold-2)}
  .case-info h1{font-family:var(--serif);font-size:32px;font-weight:900;line-height:1.4;color:#f4efe3;margin:10px 0 6px}
  .case-info .case-video-note{margin:8px 0 0;color:var(--mut-2);font-size:14.5px;line-height:1.8}
  @media (max-width:760px){.case-info h1{font-size:24px}}
  /* 案例详情页正文内嵌视频隐藏：后台正文里带的重复视频（与顶部播放器重复），只保留播放器一个 */
  .case-view .detail-content video,.case-view .detail-content iframe,.case-view .detail-content embed,.case-view .detail-content object{display:none!important}
  /* 单页正文（关于我们等）：去掉后台正文里的高亮底色，恢复为普通正文样式 */
  .single-content span,.single-content font,.single-content mark{background:transparent!important;background-color:transparent!important;color:#c6cedb!important;padding:0!important;box-shadow:none!important;border-radius:0!important}
  /* 品牌 logo 防跑偏：横版 logo 等比缩放，禁止 HTML 尺寸属性回退导致的爆版重叠 */
  .brand-logo{height:44px;width:auto;object-fit:contain;max-width:120px}
  .scroll-hint{
    position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:10px;
    padding:64px 0 30px;color:rgba(255,255,255,.5);font-size:11px;letter-spacing:.42em;
  }
  .scroll-hint span{padding-left:.42em}
  .scroll-hint i{
    width:1px;height:46px;display:block;transform-origin:top;
    background:linear-gradient(180deg,rgba(216,184,120,.9),rgba(216,184,120,0));
    animation:drift 2.6s ease-in-out infinite;
  }
  @keyframes drift{0%,100%{transform:scaleY(.6);opacity:.45}50%{transform:scaleY(1);opacity:1}}
  /* 首屏底部胶片齿孔带 */
  .filmstrip{
    position:relative;z-index:2;height:36px;
    background:linear-gradient(180deg,#05080f,#020409);
    border-top:1px solid rgba(216,184,120,.22);
  }
  .filmstrip::before{
    content:"";position:absolute;left:14px;right:14px;top:50%;transform:translateY(-50%);height:13px;
    background-image:repeating-linear-gradient(90deg,rgba(238,233,218,.16) 0 18px,transparent 18px 46px);
    background-size:46px 13px;background-repeat:repeat-x;
  }

  /* ---------- sections ---------- */
  section{padding:118px 0}
  .sec-head{max-width:760px;margin-bottom:54px}
  .act-mark{display:flex;align-items:center;gap:16px;margin:0 0 20px}
  .act-mark .cn{font-family:var(--serif);font-size:17px;font-weight:900;color:var(--gold-2);letter-spacing:.3em;flex:none}
  .act-mark .en2{font-family:"Manrope",sans-serif;font-size:11.5px;font-weight:600;letter-spacing:.32em;color:rgba(235,238,244,.42);flex:none}
  .act-mark::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(216,184,120,.45),rgba(216,184,120,0))}
  .sec-kicker{
    display:flex;align-items:center;gap:14px;font-size:12.5px;font-weight:700;
    letter-spacing:.34em;color:var(--gold-2);text-transform:uppercase;margin:0 0 18px;
    font-family:"Manrope","Noto Sans SC",sans-serif;
  }
  .sec-kicker::before{content:"";width:44px;height:1px;background:var(--gold)}
  .sec-head h2{font-family:var(--serif);font-size:42px;font-weight:900;line-height:1.32;margin:0 0 14px;letter-spacing:.01em;color:#f4efe3}
  .hook{font-family:var(--serif);font-size:18.5px;color:var(--gold-2);margin:0 0 12px;letter-spacing:.04em}
  .sec-head p{color:var(--mut);margin:0;font-size:16.5px}
  .sec-head p.hook{color:var(--gold-2)}

  /* ---------- 第二幕 · services ---------- */
  .services{background:linear-gradient(180deg,var(--bg-1) 0,#0a1729 190px,#0a1729 calc(100% - 190px),#060d18 100%)}
  .svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .svc{
    background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
    border:1px solid var(--line);border-radius:var(--radius);
    padding:34px 26px 30px;position:relative;overflow:hidden;
    transition:border-color .3s, box-shadow .3s, transform .3s;
  }
  .svc::before{
    content:"";position:absolute;top:0;left:0;height:3px;width:0;
    background:linear-gradient(90deg,var(--gold),var(--gold-2));transition:width .45s ease;
  }
  .svc:hover{border-color:rgba(216,184,120,.55);box-shadow:var(--shadow);transform:translateY(-5px)}
  .svc:hover::before{width:100%}
  .svc .no{
    font-family:"Manrope",sans-serif;font-size:13px;font-weight:800;letter-spacing:.18em;
    color:rgba(216,184,120,.8);display:block;margin-bottom:20px;
  }
  .svc .ic{
    width:54px;height:54px;border-radius:14px;background:var(--gold-soft);
    display:grid;place-items:center;margin-bottom:20px;
  }
  .svc .ic svg{width:26px;height:26px}
  .svc h3{font-family:var(--serif);font-size:20px;font-weight:900;margin:0 0 10px;letter-spacing:.02em;color:#f2ecdc}
  .svc p{font-size:14.5px;color:#9aa7ba;margin:0;line-height:1.75}
  .svc-more{
    margin-top:26px;border:1px solid var(--line);border-radius:var(--radius);
    background:rgba(255,255,255,.03);
    padding:22px 28px;display:flex;gap:16px;align-items:center;flex-wrap:wrap;
  }
  .svc-more .lbl{font-weight:900;font-size:15px;flex:none;font-family:var(--serif);letter-spacing:.04em;color:#f2ecdc}
  .svc-more ul{list-style:none;display:flex;gap:10px;flex-wrap:wrap;margin:0;padding:0}
  .svc-more li{border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:5px 15px;font-size:14px;color:var(--mut);font-weight:500}

  /* section CTA band */
  .cta-band{
    background:
      radial-gradient(560px 240px at 88% -12%,rgba(216,184,120,.18),rgba(216,184,120,0) 62%),
      linear-gradient(120deg,var(--navy-2) 0%,var(--navy-3) 100%);
    color:#fff;border:1px solid rgba(216,184,120,.24);
    border-radius:20px;padding:52px 56px;display:flex;align-items:center;gap:36px;flex-wrap:wrap;
    position:relative;overflow:hidden;margin-top:64px;
    box-shadow:0 34px 64px -22px rgba(0,0,0,.6),0 14px 30px -14px rgba(0,0,0,.5);
  }
  .cta-band::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,rgba(216,184,120,0),var(--gold-2) 22%,var(--gold) 78%,rgba(193,154,75,0))}
  .cta-band::after{content:"";position:absolute;top:0;left:9%;right:9%;height:1px;background:linear-gradient(90deg,rgba(216,184,120,0),rgba(216,184,120,.85),rgba(216,184,120,0))}
  .cta-band .txt{flex:1;min-width:260px}
  .cta-band h3{font-family:var(--serif);font-size:29px;font-weight:900;margin:0 0 8px;line-height:1.4}
  .cta-band p{margin:0;color:rgba(255,255,255,.68);font-size:15.5px}
  .cta-band .acts{display:flex;gap:14px;flex-wrap:wrap}
  .cta-band .btn-outline{border-color:rgba(255,255,255,.4)}

  /* ---------- 第三幕 · cases ---------- */
  section#cases{background:linear-gradient(180deg,#060d18 0,#050a13 190px,#050a13 calc(100% - 190px),#081020 100%)}
  .filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}
  .filters button,.filters .filter-btn{
    font-family:inherit;font-size:15px;font-weight:700;color:rgba(235,238,244,.72);background:transparent;
    border:1.5px solid rgba(255,255,255,.18);border-radius:999px;padding:10px 26px;cursor:pointer;transition:all .2s;text-decoration:none;display:inline-flex;align-items:center;
  }
  .filters button:hover,.filters .filter-btn:hover{border-color:var(--gold);color:var(--gold-2)}
  .filters button.active,.filters .filter-btn.active{background:var(--gold);border-color:var(--gold);color:#180f02}
  /* 首页分类入口行（链接版）：顺序 宣传片 → 三维动画 → MG动画 → 微课视频 → 平面设计 → 全部案例；
     五类入口跳各自子栏目列表页，「全部案例」在最后、带金色描边与箭头，跳案例列表页（全量分页） */
  .filters a.case-entry{
    font-size:15px;font-weight:700;color:rgba(235,238,244,.72);
    border:1.5px solid rgba(255,255,255,.18);border-radius:999px;padding:10px 26px;transition:all .2s;
  }
  .filters a.case-entry:hover{border-color:var(--gold);color:var(--gold-2)}
  .filters a.case-entry-all{border-color:rgba(216,184,120,.65);color:var(--gold-2)}
  .filters a.case-entry-all:hover{background:var(--gold);border-color:var(--gold);color:#180f02}
  .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .case{
    border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#0b1830;
    transition:box-shadow .35s, transform .35s, border-color .35s;display:flex;flex-direction:column;
  }
  .case:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px);border-color:rgba(216,184,120,.55)}
  .case .thumb{
    height:138px;display:flex;align-items:flex-end;padding:18px 20px;position:relative;overflow:hidden;
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);
  }
  /* 胶片齿孔：画面上下两条齿孔带 */
  .case .thumb::before,.case .thumb::after{
    content:"";position:absolute;left:0;right:0;height:16px;background-color:rgba(2,4,8,.92);
    background-image:repeating-linear-gradient(90deg,rgba(240,236,224,.8) 0 11px,transparent 11px 24px);
    background-size:24px 7px;background-position:center;background-repeat:repeat-x;z-index:1;
  }
  .case .thumb::before{top:0}
  .case .thumb::after{bottom:0}
  .case .scene{
    position:absolute;top:27px;left:16px;z-index:2;font-size:10.5px;font-weight:700;
    letter-spacing:.26em;color:rgba(255,255,255,.8);text-shadow:0 1px 8px rgba(0,0,0,.55);
  }
  .case .thumb .big{
    position:absolute;right:12px;top:50%;transform:translateY(-50%);
    font-size:72px;font-weight:800;color:rgba(255,255,255,.15);line-height:1;letter-spacing:.02em;user-select:none;
    transition:transform .5s ease, color .5s ease;font-family:"Manrope","Noto Sans SC",sans-serif;
  }
  .case:hover .thumb .big{transform:translateY(-50%) scale(1.08);color:rgba(255,255,255,.26)}
  .case .thumb .play{
    width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.94);display:grid;place-items:center;
    position:relative;z-index:2;transition:background .3s, transform .3s;
  }
  .case:hover .thumb .play{background:var(--gold);transform:scale(1.1)}
  .case .thumb .play svg{width:17px;height:17px;margin-left:2px}
  .thumb-promo{background:linear-gradient(125deg,#0a1a33,#1d3f74)}
  .thumb-3d{background:linear-gradient(125deg,#0d2a4a,#256a8f)}
  .thumb-mg{background:linear-gradient(125deg,#123a35,#1f7a68)}
  .thumb-film{background:linear-gradient(125deg,#1c2440,#4a3f66)}
  .case .body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:9px;flex:1}
  .case .cat{font-size:12px;font-weight:800;letter-spacing:.22em;color:var(--gold-2)}
  .case h3{font-size:17px;font-weight:700;line-height:1.55;margin:0;color:#f0ebdd}
  .case.hidden{display:none}
  .case-count{color:var(--mut-2);font-size:14px;margin-top:22px}

  /* 案例名横滚分隔带，像片尾字幕名单 */
  .marquee{
    overflow:hidden;padding:26px 0;
    border-top:1px solid rgba(216,184,120,.16);border-bottom:1px solid rgba(216,184,120,.16);
    background:linear-gradient(180deg,#081020,#0a1729);
    -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
    mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  }
  .mq-track{display:flex;width:max-content;animation:mq 85s linear infinite}
  .mq-seq{
    white-space:nowrap;font-family:var(--serif);font-size:16.5px;letter-spacing:.05em;
    color:rgba(238,233,218,.5);padding-right:14px;
  }
  .mq-seq i{font-style:normal;color:var(--gold);font-size:10px;margin:0 16px;vertical-align:3px}
  @keyframes mq{to{transform:translateX(-50%)}}

  /* ---------- 第四幕 · about ---------- */
  .about{background:linear-gradient(180deg,#0a1729 0,#0a1729 calc(100% - 190px),#060d18 100%);color:#fff;position:relative;overflow:hidden}
  .about::before{
    content:"妙影";position:absolute;right:-30px;top:26px;font-family:var(--serif);font-weight:900;
    font-size:250px;line-height:1;color:rgba(255,255,255,.028);letter-spacing:.05em;pointer-events:none;user-select:none;
  }
  .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;position:relative}
  .about-photos{position:relative}
  .about-photos .main{border-radius:20px;box-shadow:var(--shadow-lg);width:100%;aspect-ratio:768/419;object-fit:cover}
  .about-photos .sub{
    position:absolute;right:-16px;bottom:-38px;width:47%;border-radius:16px;border:6px solid var(--navy-2);
    box-shadow:var(--shadow-lg);aspect-ratio:1000/570;object-fit:cover;
  }
  .about-photos .since{
    position:absolute;left:-14px;top:-22px;background:var(--gold);color:#180f02;border-radius:14px;
    padding:14px 20px;box-shadow:0 18px 36px rgba(193,154,75,.35);
  }
  .about-photos .since b{font-size:24px;font-weight:800;line-height:1.1;display:block;font-family:"Manrope",sans-serif}
  .about-photos .since span{font-size:12.5px;font-weight:700;opacity:.75}
  .about-copy .act-mark{margin-bottom:22px}
  .about-copy .act-mark::after{display:none}
  .about-copy h2{font-family:var(--serif);font-size:38px;font-weight:900;line-height:1.4;margin:0 0 14px}
  .about-copy .hook{margin:0 0 20px}
  .about-copy p{color:rgba(255,255,255,.72);margin:0 0 16px;font-size:16px}
  .about-copy .creed{
    border:1px solid rgba(216,184,120,.4);border-left:3px solid var(--gold);background:rgba(255,255,255,.04);
    border-radius:0 14px 14px 0;padding:18px 24px;margin:26px 0;font-weight:700;color:#fff;font-size:17px;
  }
  .about-copy .creed small{display:block;font-weight:400;color:rgba(255,255,255,.6);margin-top:4px;font-size:14px}
  .std{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
  .std span{
    font-size:14px;font-weight:700;color:var(--gold-2);border:1px solid rgba(216,184,120,.45);
    border-radius:999px;padding:6px 18px;
  }
  .std-lbl{font-size:13px;color:rgba(255,255,255,.5);font-weight:700;letter-spacing:.24em;margin-top:26px}

  /* clients / advantages（第四幕下半） */
  .clients-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:64px;align-items:start;margin-top:110px}
  .clients-grid h2{font-family:var(--serif);font-size:36px;font-weight:900;line-height:1.4;margin:0 0 14px;color:#f4efe3}
  .clients-grid .intro{color:var(--mut);margin:0 0 28px}
  .client-types{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .client-types .ct{
    background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
    border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
    transition:border-color .25s, box-shadow .25s;
  }
  .client-types .ct:hover{border-color:rgba(216,184,120,.55);box-shadow:var(--shadow)}
  .client-types .ct b{font-family:var(--serif);font-size:19px;font-weight:900;display:block;margin-bottom:5px;color:#f2ecdc}
  .client-types .ct span{font-size:14px;color:var(--mut-2)}
  .adv{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
  .adv li{display:flex;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}
  .adv li:first-child{padding-top:4px}
  .adv li:last-child{border-bottom:none}
  .adv .num{
    font-family:"Manrope",sans-serif;font-weight:800;font-size:15px;color:var(--gold-2);
    border:1.5px solid var(--gold);width:42px;height:42px;border-radius:50%;
    display:grid;place-items:center;flex:none;margin-top:2px;
  }
  .adv h3{margin:0 0 5px;font-size:18px;font-weight:900;font-family:var(--serif);color:#f2ecdc}
  .adv p{margin:0;color:#9aa7ba;font-size:15px}
  .process-head{margin-top:84px}
  .process-head h2{font-family:var(--serif);font-size:30px;font-weight:900;margin:0 0 36px;color:#f4efe3}
  .process{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 0}
  .step{padding:0 20px;position:relative}
  .step::before{content:"";position:absolute;top:24px;left:-50%;width:100%;height:1px;background:rgba(216,184,120,.28);z-index:0}
  .step:first-child::before,.step:nth-child(3n+1)::before{display:none}
  .step .n{
    width:48px;height:48px;border-radius:50%;background:var(--navy-3);color:var(--gold-2);
    font-family:"Manrope",sans-serif;font-weight:800;font-size:17px;display:grid;place-items:center;
    position:relative;z-index:1;margin-bottom:16px;border:1px solid rgba(216,184,120,.35);
  }
  .step h3{font-size:16.5px;font-weight:900;margin:0 0 7px;font-family:var(--serif);color:#f2ecdc}
  .step p{font-size:14px;color:#9aa7ba;margin:0;line-height:1.7}

  /* ---------- 终幕 · contact ---------- */
  .contact{background:linear-gradient(180deg,#060d18 0,#081120 190px,#081120 calc(100% - 190px),#030509 100%)}
  .contact-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:start}
  .contact h2{font-family:var(--serif);font-size:40px;font-weight:900;line-height:1.35;margin:0 0 14px;color:#f4efe3}
  .contact .hook{margin:0 0 14px}
  .contact .welcome{color:var(--mut);font-size:16.5px;margin:0 0 32px;max-width:32em}
  .phones{display:flex;flex-direction:column;gap:16px}
  .phone-card{
    display:flex;align-items:center;gap:18px;
    background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
    border:1px solid var(--line);
    border-radius:var(--radius);padding:22px 26px;transition:border-color .25s, box-shadow .25s, transform .25s;
  }
  .phone-card:hover{border-color:rgba(216,184,120,.55);box-shadow:var(--shadow);transform:translateY(-2px)}
  .phone-card .ic{width:50px;height:50px;border-radius:14px;background:var(--gold-soft);display:grid;place-items:center;flex:none}
  .phone-card .ic svg{width:23px;height:23px}
  .phone-card small{display:block;color:var(--mut-2);font-size:13px;line-height:1.4;letter-spacing:.08em}
  .phone-card b{font-size:24px;font-weight:800;letter-spacing:.03em;line-height:1.3;font-family:"Manrope","Noto Sans SC",sans-serif;color:#fff}
  .phone-card .go{margin-left:auto;color:var(--gold-2);font-weight:700;font-size:14px;flex:none}
  .info-list{list-style:none;margin:30px 0 0;padding:0;display:flex;flex-direction:column;gap:14px}
  .info-list li{display:flex;gap:12px;font-size:15.5px;color:var(--mut);align-items:flex-start}
  .info-list svg{width:19px;height:19px;flex:none;margin-top:5px}
  .info-list b{color:var(--ink);font-weight:700}

  /* 场记板表单 */
  .form-card{
    background:linear-gradient(180deg,#0e2038,#0a1729);
    border:1px solid rgba(216,184,120,.3);border-radius:20px;
    box-shadow:var(--shadow-lg);overflow:hidden;
  }
  .clapper{position:relative;height:48px;overflow:hidden;background:#0c0c0f;border-bottom:1px solid rgba(216,184,120,.3)}
  .clapper .stick{
    position:absolute;left:-10px;right:-10px;top:1px;height:17px;transform:rotate(-2.6deg);
    background:repeating-linear-gradient(45deg,#101014 0 20px,#efe9db 20px 40px);
    border-radius:3px;box-shadow:0 3px 8px rgba(0,0,0,.45);
  }
  .clapper .board{
    position:absolute;left:0;right:0;bottom:0;height:20px;
    background:repeating-linear-gradient(45deg,#efe9db 0 20px,#101014 20px 40px);
  }
  .form-body{padding:32px 36px 30px}
  .slate-meta{
    display:grid;grid-template-columns:1fr auto auto;gap:8px 18px;
    border:1px solid rgba(255,255,255,.13);border-radius:10px;padding:11px 16px;margin-bottom:24px;
    font-size:12px;color:rgba(235,238,244,.55);letter-spacing:.1em;
  }
  .form-card h3{font-family:var(--serif);font-size:24px;font-weight:900;margin:0 0 8px;color:#fff}
  .form-card .form-sub{font-size:14px;color:var(--mut-2);margin:0 0 6px}
  .form-card label{display:block;font-size:14px;font-weight:700;margin:18px 0 8px;color:#d8dce4}
  .form-card label:first-of-type{margin-top:14px}
  .form-card input,.form-card select,.form-card textarea{
    width:100%;font-family:inherit;font-size:15px;color:#f2f0e8;background:rgba(255,255,255,.05);
    border:1.5px solid rgba(255,255,255,.15);border-radius:12px;padding:13px 16px;outline:none;transition:border-color .2s, background .2s;
  }
  .form-card input::placeholder,.form-card textarea::placeholder{color:rgba(255,255,255,.32)}
  .form-card option{background:#0d1d36;color:#eee}
  .form-card input:focus,.form-card select:focus,.form-card textarea:focus{border-color:var(--gold);background:rgba(255,255,255,.08)}
  .form-card textarea{resize:vertical;min-height:92px}
  .form-card .btn{width:100%;justify-content:center;margin-top:26px;border:none;cursor:pointer;font-family:inherit;font-size:16.5px}
  .form-note{font-size:12.5px;color:var(--mut-2);text-align:center;margin:14px 0 0}

  /* floating consult */
  .float-consult{
    position:fixed;right:22px;bottom:26px;z-index:90;display:flex;flex-direction:column;gap:10px;align-items:flex-end;
  }
  .float-pill{
    display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:15px;
    padding:14px 24px;border-radius:999px;transition:background .2s, transform .2s;
  }
  .float-pill svg{width:18px;height:18px}
  .float-pill:active{transform:scale(.97)}
  .float-pill.tel{background:var(--gold);color:#180f02;box-shadow:0 16px 34px rgba(193,154,75,.42)}
  .float-pill.tel:hover{background:var(--gold-2)}
  .float-pill.msg{background:var(--navy-2);color:#fff;box-shadow:0 16px 34px rgba(0,0,0,.5);border:1px solid rgba(216,184,120,.4)}
  .float-pill.msg:hover{background:var(--navy-3)}

  /* ---------- 片尾字幕 · footer ---------- */
  footer{background:linear-gradient(180deg,#030509 0,#020409 140px);color:#8b98ad;padding:96px 0 0;text-align:center}
  .credits{max-width:780px;margin:0 auto}
  .credits .brand-mark{margin:0 auto 26px}
  .cr-label{font-family:"Manrope",sans-serif;font-size:11.5px;font-weight:700;letter-spacing:.42em;color:rgba(216,184,120,.85);margin:0}
  .cr-company{font-family:var(--serif);font-size:32px;font-weight:900;color:#f4efe3;margin:16px 0 8px;letter-spacing:.05em;line-height:1.4}
  .cr-slogan{font-family:var(--serif);font-size:16.5px;color:var(--gold-2);margin:0;letter-spacing:.14em}
  .cr-rule{display:flex;align-items:center;gap:16px;max-width:420px;margin:42px auto}
  .cr-rule::before,.cr-rule::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(216,184,120,0),rgba(216,184,120,.5),rgba(216,184,120,0))}
  .cr-rule i{width:7px;height:7px;background:var(--gold);transform:rotate(45deg);flex:none}
  .cr-list{font-size:15.5px;color:#a7b0bf;line-height:2.3;margin:14px 0 0}
  .cr-list .sep{color:rgba(216,184,120,.6);margin:0 10px}
  .cr-ext{font-size:13.5px;color:#66788f;margin:6px 0 0}
  .cr-contact p{margin:7px 0;font-size:15px;color:#a7b0bf}
  .cr-contact a{color:var(--gold-2);font-family:"Manrope","Noto Sans SC",sans-serif;letter-spacing:.04em}
  .cr-contact a:hover{color:var(--gold)}
  .cr-nav{display:flex;gap:30px;justify-content:center;flex-wrap:wrap;margin-top:40px;font-size:14px}
  .cr-nav a{color:#8b98ad;transition:color .2s}
  .cr-nav a:hover{color:var(--gold-2)}
  .cr-end{font-family:var(--serif);font-size:15px;letter-spacing:.5em;color:rgba(216,184,120,.8);margin:48px 0 0;padding-left:.5em}
  .cr-end .en{font-size:11px;letter-spacing:.42em;display:block;margin-top:8px;color:rgba(216,184,120,.55)}
  .foot-bar{
    border-top:1px solid rgba(255,255,255,.08);margin-top:40px;padding:20px 0 24px;font-size:12.5px;color:#5d6b80;
    display:flex;gap:14px;flex-wrap:wrap;justify-content:space-between;text-align:left;
  }
  .foot-bar a:hover{color:#fff}

  /* reveal */
  .rv{opacity:0;transform:translateY(14px);transition:opacity 1.15s cubic-bezier(.22,.61,.36,1),transform 1.15s cubic-bezier(.22,.61,.36,1)}
  .rv.in{opacity:1;transform:none}
  /* reveal 保险：主脚本正常运行时会给 <html> 打 js-live 标记并接管渐入；脚本未运行（如资源被堵）时，内容 2.2 秒后自动显现，杜绝整页黑屏 */
  @keyframes rvSafe{to{opacity:1;transform:none}}
  html:not(.js-live) .rv{animation:rvSafe .9s cubic-bezier(.22,.61,.36,1) 2.2s forwards}

  /* ---------- news（首页新闻中心 + 新闻列表页共用） ---------- */
  .news-sec{padding:110px 0 90px;background:linear-gradient(180deg,#081120,#060d18)}
  .news-list{border-top:1px solid rgba(255,255,255,.09);margin-top:44px}
  .news-row{display:grid;grid-template-columns:96px 1fr 40px;gap:26px;align-items:center;padding:26px 6px;border-bottom:1px solid rgba(255,255,255,.09);transition:background .25s,padding-left .25s}
  .news-row:hover{background:rgba(255,255,255,.03);padding-left:14px}
  .news-date{text-align:center;color:#8b98ad}
  .news-date b{display:block;font-family:var(--serif);font-size:30px;font-weight:700;color:var(--gold-2);line-height:1.1}
  .news-date i{font-style:normal;font-size:12px;letter-spacing:.14em}
  .news-main h3{font-size:19px;color:var(--ink);margin:0 0 6px;transition:color .2s}
  .news-row:hover .news-main h3{color:var(--gold-2)}
  .news-main p{margin:0;color:#8b98ad;font-size:14px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .news-arrow{font-size:20px;color:var(--gold);text-align:right}
  .news-more{margin-top:26px;text-align:right}
  .news-more a{color:var(--gold-2);font-size:14.5px;letter-spacing:.06em}
  .news-more a:hover{color:#fff}
  @media (max-width:760px){
    .news-sec{padding:72px 0 60px}
    .news-row{grid-template-columns:62px 1fr 22px;gap:16px;padding:20px 2px}
    .news-date b{font-size:22px}
    .news-main h3{font-size:16.5px}
  }

  /* ---------- service list（服务范围栏目页 lists_service.htm） ---------- */
  .svc-rows{counter-reset:svcNo}
  .svc-row{display:grid;grid-template-columns:42% 1fr;gap:44px;align-items:center;padding:38px 0;border-bottom:1px solid rgba(255,255,255,.09)}
  .svc-row:first-child{padding-top:6px}
  .svc-row:nth-child(even) .svc-row-img{order:2}
  .svc-row-img{border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.1)}
  .svc-row-img img{display:block;width:100%;height:100%;max-height:300px;object-fit:cover}
  .svc-row-no{display:block;font-family:var(--serif);font-size:15px;letter-spacing:.3em;color:var(--gold);margin-bottom:12px}
  .svc-row-no::before{counter-increment:svcNo;content:"SERVICE " counter(svcNo,decimal-leading-zero)}
  .svc-row-txt h3{font-family:var(--serif);font-size:26px;font-weight:900;color:var(--ink);margin:0 0 12px}
  .svc-row-txt p{margin:0 0 16px;color:#aeb9c9;font-size:15.5px;line-height:1.85}
  .svc-row-link{color:var(--gold-2);font-size:14.5px;letter-spacing:.05em}
  .svc-row-link:hover{color:#fff}
  @media (max-width:760px){
    .svc-row{grid-template-columns:1fr;gap:20px;padding:28px 0}
    .svc-row:nth-child(even) .svc-row-img{order:0}
    .svc-row-txt h3{font-size:22px}
  }
  @media (prefers-reduced-motion: reduce){
    .rv{opacity:1;transform:none;transition:none}
    html{scroll-behavior:auto}
    .mq-track{animation:none}
    .vf-rec i{animation:none}
    .scroll-hint i{animation:none}
  }

  /* ---------- responsive ---------- */
  @media (max-width:1020px){
    .svc-grid{grid-template-columns:repeat(2,1fr)}
    .case-grid{grid-template-columns:repeat(2,1fr)}
    .process{grid-template-columns:repeat(2,1fr);gap:30px 0}
    .step::before{display:none}
    .hero-inner{padding:150px 0 0}
    .hero h1{font-size:54px}
    .about-grid,.clients-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
    .clients-grid{margin-top:84px}
    .about-photos{margin-bottom:30px}
    .cta-band{padding:40px 34px}
    .vf{inset:88px 18px 58px}
  }
  @media (max-width:760px){
    .nav-links,.nav-cta{display:none}
    .nav{gap:12px}
    .brand{gap:10px;min-width:0}
    .brand-mark{width:38px;height:38px;border-radius:10px}
    .brand-logo{height:38px;padding:4px 8px;border-radius:9px}
    .brand-name{font-size:17px}
    .brand-en{font-size:8px;letter-spacing:.1em;white-space:nowrap}
    .nav-call{display:grid;margin-left:auto;flex:none}
    .burger{display:grid;margin-left:0;flex:none}
    section{padding:76px 0}
    .sec-head{margin-bottom:38px}
    .sec-head h2{font-size:31px}
    .hook{font-size:16.5px}
    .act-mark .cn{font-size:15px}
    .act-mark .en2{font-size:10px;letter-spacing:.22em}
    .about-copy h2{font-size:29px}
    .clients-grid h2{font-size:29px}
    .contact h2{font-size:30px}
    .hero-inner{padding:132px 0 0}
    .hero h1{font-size:40px;line-height:1.22}
    .hero p.lead{font-size:16px}
    .hero-kicker{gap:12px}
    .hero-kicker::before{width:34px}
    .hero-kicker .cn{font-size:13.5px;letter-spacing:.24em}
    .hero-kicker .en2{font-size:9.5px;letter-spacing:.2em}
    .vf{inset:86px 14px 56px}
    .vf-c{width:22px;height:22px}
    .vf-rec{top:8px;left:34px;font-size:9.5px;letter-spacing:.22em}
    .vf-tc{top:8px;right:34px;font-size:9.5px;letter-spacing:.14em}
    .vf-cam,.vf-spec{display:none}
    .filmstrip{height:30px}
    .scroll-hint{padding:48px 0 24px}
    .svc-grid{grid-template-columns:1fr}
    .case-grid{grid-template-columns:1fr}
    .client-types{grid-template-columns:1fr 1fr}
    .process{grid-template-columns:1fr;gap:24px}
    .about-photos .sub{right:0}
    .about-photos .since{left:0}
    .about::before{font-size:150px}
    .phone-card{padding:18px 20px}
    .phone-card b{font-size:20px}
    .phone-card .go{display:none}
    .form-body{padding:26px 22px 24px}
    .slate-meta{grid-template-columns:1fr;gap:4px}
    .cta-band{padding:34px 26px;margin-top:44px}
    .cta-band h3{font-size:24px}
    .cr-company{font-size:25px}
    .foot-bar{justify-content:center;text-align:center}
    .float-consult{right:16px;bottom:18px}
    .float-pill{padding:13px 20px;font-size:14.5px}
    .btn{padding:15px 26px}
  }

/* ---------- 内页（列表 / 详情 / 单页 / 留言）补充样式 ---------- */
.page-hero{position:relative;padding:170px 0 84px;background:linear-gradient(180deg,#0a1729,#060d18);overflow:hidden}
.page-hero h1{font-family:var(--serif);font-size:46px;font-weight:900;margin:0 0 12px;color:#f4efe3;line-height:1.3}
.page-hero .hook{margin:0}
.page-hero .crumb{font-size:13.5px;color:var(--mut-2);margin:0 0 22px;letter-spacing:.06em}
.page-hero .crumb a:hover{color:var(--gold-2)}
section.page-body{padding:84px 0 110px;background:linear-gradient(180deg,#060d18,#081120)}
.case .thumb img.case-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.case .thumb .litpic-none{position:absolute;inset:0;z-index:0}
.case a.case-link{color:inherit}
.case a.case-link:hover{color:var(--gold-2)}
.case .meta{font-size:13px;color:var(--mut-2)}
.pagelist{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:44px;list-style:none;padding:0}
.pagelist li{list-style:none}
.pagelist a,.pagelist span{display:inline-block;padding:9px 17px;border:1.5px solid rgba(255,255,255,.18);border-radius:999px;color:rgba(235,238,244,.78);font-size:14.5px;font-weight:700}
.pagelist li.active a,.pagelist li.active span{background:var(--gold);border-color:var(--gold);color:#180f02}
.detail-head{max-width:860px;margin:0 auto 40px;text-align:center}
.detail-head h1{font-family:var(--serif);font-size:38px;font-weight:900;line-height:1.45;color:#f4efe3;margin:0 0 16px}
.detail-head .meta{color:var(--mut-2);font-size:14px;display:flex;gap:22px;justify-content:center;flex-wrap:wrap}
.detail-cover{max-width:960px;margin:0 auto 44px;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg)}
.detail-content{max-width:860px;margin:0 auto;color:#c6cedb;font-size:16.5px;line-height:2}
.detail-content img{margin:22px auto;border-radius:12px}
.detail-content p{margin:0 0 18px}
.prenext{max-width:860px;margin:56px auto 0;border-top:1px solid var(--line);padding-top:28px;display:flex;flex-direction:column;gap:10px;font-size:15px;color:var(--mut)}
.prenext a:hover{color:var(--gold-2)}
.rel-grid{margin-top:26px}
.single-content{max-width:920px;color:#c6cedb;font-size:16.5px;line-height:2}
.single-content img{margin:22px auto;border-radius:12px}
.empty-tip{text-align:center;color:var(--mut-2);padding:60px 0;font-size:16px}
@media (max-width:760px){.page-hero{padding:128px 0 60px}.page-hero h1{font-size:32px}.detail-head h1{font-size:27px}section.page-body{padding:56px 0 76px}}

/* ---------- 幕后答疑 FAQ（GEO 内容区，延续五幕设计系统） ---------- */
.faq-sec{position:relative;padding:96px 0 90px;background:linear-gradient(180deg,#081120,#060d18)}
.faq-sec .sec-head{max-width:760px;margin-bottom:44px}
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:4px 26px;transition:border-color .25s ease}
.faq-item[open ]{border-color:rgba(216,184,120,.45)}
.faq-item summary{cursor:pointer;list-style:none;font-family:var(--serif);font-size:19px;font-weight:700;color:#f4efe3;padding:18px 30px 18px 0;position:relative;line-height:1.6}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:2px;top:50%;transform:translateY(-50%);color:var(--gold-2);font-family:"Manrope",sans-serif;font-size:24px;font-weight:600}
.faq-item[open ] summary::after{content:"–"}
.faq-item .faq-a{color:var(--mut);font-size:15.5px;line-height:1.95;padding:0 0 20px}
.faq-item .faq-a p{margin:0}
.faq-note{margin:30px 0 0;color:var(--mut-2);font-size:14.5px}
.faq-note a{color:var(--gold-2);font-weight:700}
@media (max-width:760px){.faq-sec{padding:64px 0 60px}.faq-item{padding:2px 18px}.faq-item summary{font-size:17px}}

/* ---------- 案例按分类成组排列（首页精选 9 个：宣传片 → 三维动画 → MG动画，各 3 个；列表页全量同序：五大类） ---------- */
/* SCENE 镜号跨组连续：容器 .case-grid 统一 counter-reset，每张 .case 递增，.scene::after 输出
   「SCENE + 两位编号」。模板里 .scene 已改为空标签、编号全由此生成，不再用 arclist/list 的 {$i}
   （{$i} 在每段标签内都会从 1 重新计数，无法跨段连续）。首页三段各调 3 个，编号为连续 SCENE 01–09；
   列表页筛选隐藏的卡片为 display:none、不占号，可见卡片会自动重新连续编号，列表页在本页内连续。
   预览图：卡片封面图 .case-img 由模板统一输出文档缩略图 litpic（object-fit:cover 铺满缩略区），
   无缩略图/失效时由模板 onerror 换成 skin/images/case-default.jpg 占位图，样式无需额外处理。 */
.case-grid{counter-reset:scene}
.case-grid .case{counter-increment:scene}
.case-grid .case .scene::after{content:"SCENE " counter(scene,decimal-leading-zero)}
.detail-cover img{width:100%;height:auto;display:block}
/* 分类组头：占满网格一整行，分隔案例组（首页三组：宣传片 / 三维动画 / MG动画） */
.case-group-head{grid-column:1/-1;display:flex;align-items:center;gap:18px;margin:16px 0 0}
.case-group-head:first-child{margin-top:0}
.case-group-head span{font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:.14em;color:var(--gold-2);white-space:nowrap}
.case-group-head i{flex:1;height:1px;background:linear-gradient(90deg,rgba(216,184,120,.45),rgba(216,184,120,0))}
.case-group-head.is-hidden{display:none}
/* ---------- 微信二维码（终幕联系区卡片 + 页脚小码） ---------- */
/* 二维码原图：skin/images/wechat-qr.png（723x686，黑白微信码，含完整白色静区，不裁边）。
   深色站上必须用白底衬板承托，保证扫码对比度；换码只替换该图文件，尺寸由本节样式控制。 */
.qr-card{display:flex;align-items:center;gap:22px;margin-top:28px;background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px}
.qr-board{background:#fff;padding:10px;border-radius:14px;line-height:0;flex:none;box-shadow:0 10px 28px rgba(0,0,0,.35)}
.qr-board img{width:160px;height:auto;display:block}
.qr-text h3{font-family:var(--serif);font-size:21px;font-weight:900;margin:0 0 8px;color:#f4efe3;letter-spacing:.06em}
.qr-text p{margin:0;font-size:15px;line-height:1.7;color:var(--mut)}
.cr-qr{margin:28px auto 0;text-align:center}
.cr-qr-board{display:inline-block;background:#fff;padding:8px;border-radius:12px;line-height:0;box-shadow:0 10px 28px rgba(0,0,0,.35)}
.cr-qr-board img{width:112px;height:auto;display:block}
.cr-qr-title{font-family:var(--serif);font-size:15px;font-weight:700;letter-spacing:.14em;color:#f4efe3;margin:14px 0 4px}
.cr-qr-sub{font-size:13px;color:#8b98ad;margin:0}
@media (max-width:760px){.qr-card{flex-direction:column;text-align:center;padding:24px 20px}.qr-board img{width:148px}.qr-text p{font-size:14.5px}}

/* ---------- 案例详情页站内播放（view_case.htm，与官网预览 space 的详情层 .cl-media/.cl-play 同款，2026-10-25 同步） ---------- */
/* 封面区：16:9，上下各一条 16px 胶片齿孔带（与预览一致）；播放键 bottom:27px 正好避开底部齿孔带 */
.case-media{position:relative;aspect-ratio:16/9;background:#060d1d}
.case-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.case-media::before,.case-media::after{content:"";position:absolute;left:0;right:0;height:16px;background-color:rgba(2,4,8,.92);z-index:1;background-image:repeating-linear-gradient(90deg,rgba(240,236,224,.8) 0 11px,transparent 11px 24px);background-size:24px 7px;background-position:center;background-repeat:repeat-x}
.case-media::before{top:0}
.case-media::after{bottom:0}
.case-media.playing img,.case-media.playing .case-play{display:none}
.case-video{position:absolute;inset:0;width:100%;height:100%;background:#000;z-index:2}
/* 播放键：左下角小胶囊——25px 金色圆三角 + 细字 + 半透明深色底（与预览 .cl-play 完全一致） */
.case-play{position:absolute;left:18px;bottom:27px;z-index:2;display:inline-flex;align-items:center;gap:8px;cursor:pointer;background:rgba(5,10,20,.58);border:1px solid rgba(216,184,120,.45);border-radius:999px;padding:4px 13px 4px 4px;color:#f4efe3;font-family:inherit;font-size:12.5px;font-weight:600;letter-spacing:.14em;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:background .25s,border-color .25s}
.case-play .disc{width:25px;height:25px;border-radius:50%;flex:none;display:grid;place-items:center;background:linear-gradient(140deg,var(--gold-2),var(--gold));box-shadow:0 3px 10px rgba(193,154,75,.4);transition:transform .25s}
.case-play .disc svg{width:10px;height:10px;margin-left:2px}
.case-play:hover{background:rgba(5,10,20,.85);border-color:var(--gold)}
.case-play:hover .disc{transform:scale(1.1)}
.case-play:active{transform:scale(.96)}
/* 无可用地址的案例：置灰「视频待提供」，点击不假播放 */
.case-play.pending{cursor:default;border-color:rgba(255,255,255,.2);color:rgba(255,255,255,.55)}
.case-play.pending .disc{background:rgba(255,255,255,.14);box-shadow:none}
.case-play.pending .disc svg path{fill:rgba(255,255,255,.5)}
.case-play.pending:hover{background:rgba(5,10,20,.58);border-color:rgba(255,255,255,.2)}
.case-play.pending:hover .disc{transform:none}
.case-video-note{max-width:960px;margin:-26px auto 40px;color:var(--mut-2);font-size:14px;line-height:1.8}
@media (max-width:760px){.case-play{left:12px;bottom:24px}}

/* ---------- 二级子菜单：桌面下拉 + 移动端折叠（2026-10-27 与官网预览 space 同步） ---------- */
#clients,#process,#wechat{scroll-margin-top:96px}
.nav-item{position:relative;align-self:stretch;display:flex;align-items:center}
.caret{display:inline-block;width:0;height:0;margin-left:7px;vertical-align:3px;border-left:4.5px solid transparent;border-right:4.5px solid transparent;border-top:5.5px solid currentColor;opacity:.6;transition:transform .25s ease}
.nav-item:hover .caret,.nav-item.open .caret,.nav-item:focus-within .caret{transform:rotate(180deg)}
.submenu{position:absolute;left:50%;top:100%;transform:translate(-50%,10px);z-index:95;min-width:218px;padding:8px;border-radius:14px;background:linear-gradient(180deg,#0e2038,#0a1729);border:1px solid rgba(216,184,120,.38);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s ease,transform .22s ease,visibility .22s}
/* 顶部透明桥：鼠标从顶级项下移进子菜单时不丢 hover */
.submenu::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
.submenu.wide{min-width:292px}
.nav-item:hover .submenu,.nav-item:focus-within .submenu,.nav-item.open .submenu{opacity:1;visibility:visible;transform:translate(-50%,0);pointer-events:auto}
.submenu a{display:block;padding:9px 14px;border-radius:9px;font-size:14.5px;font-weight:500;color:#c6d0de;white-space:nowrap;transition:background .2s,color .2s}
.submenu a::after{display:none}
.submenu a:hover{background:var(--gold-soft);color:var(--gold-2)}
.submenu a.wrap-link{white-space:normal;line-height:1.55}
.submenu .sub-sep{display:block;height:1px;background:rgba(255,255,255,.09);margin:6px 10px}
.submenu a.gold{color:var(--gold-2);font-weight:700}
/* 移动端折叠组（手风琴） */
.mm-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;border-bottom:1px solid rgba(255,255,255,.07);padding:12px 0;font-family:inherit;font-size:16px;font-weight:500;color:#cfd6e0;cursor:pointer;text-align:left}
.mm-toggle.active{color:var(--gold-2);font-weight:700}
.mm-group.open .mm-toggle .caret{transform:rotate(180deg)}
.mm-sub{display:none;padding:2px 0 8px}
.mm-group.open .mm-sub{display:block}
.mobile-menu .mm-sub a{padding:9px 0 9px 18px;font-size:14.5px;color:#a7b4c6;border-bottom:1px dashed rgba(255,255,255,.05)}
.mobile-menu .mm-sub a:last-child{color:#a7b4c6;font-weight:500;border-bottom:1px dashed rgba(255,255,255,.05)}
/* 子菜单跳转高亮：业务卡片 / 留言表单（与预览 .flash 同款） */
.svc.flash{border-color:var(--gold);box-shadow:0 0 0 2px rgba(193,154,75,.55),var(--shadow)}
.form-card.flash{animation:formFlash 1.8s ease}
@keyframes formFlash{0%,100%{box-shadow:var(--shadow-lg)}30%{box-shadow:0 0 0 3px rgba(193,154,75,.65),var(--shadow-lg)}}
@media (prefers-reduced-motion: reduce){.form-card.flash{animation:none}}
/* 服务范围双图行（lists_service.htm）：上下两格，先前照片在上、新实拍在下 */
.svc-row-img.two{display:grid;grid-template-rows:1fr 1fr}
.svc-row-img.two img{width:100%;height:100%;object-fit:cover;min-height:0}

/* 首页分类按钮选中态 */
.case-entry.active{background:var(--gold-2,#c9a35c);border-color:var(--gold-2,#c9a35c);color:#0a1628}

/* 子菜单当前页高亮 */
.submenu a.current,.mm-sub a.current{color:var(--gold-2,#c9a35c);font-weight:700}
.nav-item .top-link.current{color:var(--gold-2,#c9a35c)}