/* ============================================================
   Sorvika — Design System
   一个文件承载全部页面样式，改这里即可全局换肤。
   ============================================================ */

/* 思源宋体子集：只保留站内用到的字，139KB，本地托管无外部依赖 */
@font-face{
  font-family:"Sorvika Serif";
  src:url("../fonts/noto-serif-sc-500.woff2") format("woff2");
  font-weight:400 700;
  font-style:normal;
  font-display:swap;
}

/* ---------- 1. Tokens ---------- */
:root{
  /* 纯黑 + 中性灰：参考 TapNow 的影调，不用彩色发光 */
  --ink-0:#000000;
  --ink-1:#060606;
  --ink-2:#0d0d0d;
  --ink-3:#151515;
  --line:rgba(255,255,255,.07);
  --line-2:rgba(255,255,255,.15);

  --text:#f4f4f4;
  --text-2:#b0b0b0;
  --muted:#8a8a8a;
  --dim:#5d5d5d;

  /* 保留变量名，值全部改为中性色，避免逐处改写 */
  --violet:#c9c9c9;
  --blue:#dedede;
  --cyan:#a6a6a6;
  --grad:linear-gradient(100deg,#ffffff 0%,#d0d0d0 100%);
  --grad-soft:linear-gradient(100deg,rgba(255,255,255,.09),rgba(255,255,255,.045));

  --r-sm:8px;
  --r-md:12px;
  --r-lg:20px;
  --r-xl:26px;
  --r-pill:999px;

  --shadow-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 30px -12px rgba(0,0,0,.9);
  --shadow-glow:0 24px 70px -30px rgba(0,0,0,.95);

  --container:1480px;
  --nav-h:80px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --font:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Sorvika Serif","Noto Serif SC","Source Han Serif SC","Songti SC","STSong",SimSun,serif;
  --mono:"SF Mono",ui-monospace,"JetBrains Mono",Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--ink-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:rgba(255,255,255,.18);color:#fff}

/* 顶部极淡白光，只用来让首屏不显得死板 */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:radial-gradient(1100px 520px at 50% -22%,rgba(255,255,255,.055),transparent 68%);
}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.container.narrow{max-width:880px}

/* ---------- 2. Typography ---------- */
/* 标题走衬线，正文走无衬线 —— 参考站的核心气质就来自这一对搭配 */
.h1{
  font-family:var(--serif);
  font-size:clamp(2rem,4.3vw,3.55rem);line-height:1.26;
  font-weight:500;letter-spacing:.01em;
}
.h2{
  font-family:var(--serif);
  font-size:clamp(1.6rem,2.9vw,2.35rem);line-height:1.36;
  font-weight:500;letter-spacing:.012em;
}
.h3{
  font-family:var(--serif);
  font-size:clamp(1.08rem,1.5vw,1.3rem);line-height:1.45;
  font-weight:600;letter-spacing:.01em;
}
.lead{font-size:clamp(.96rem,1.15vw,1.06rem);color:var(--text-2);line-height:1.9;text-wrap:pretty}
.grad-text{color:#fff}

.kicker{
  font-family:var(--mono);
  font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--dim);margin-bottom:14px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-2);border-radius:999px;
  background:rgba(255,255,255,.03);
  padding:6px 15px 6px 11px;
  font-size:.78rem;color:var(--text-2);letter-spacing:.01em;
  backdrop-filter:blur(8px);
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 3px rgba(255,255,255,.12);
  animation:pulse 2.4s var(--ease) infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

/* ---------- 3. Nav ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  border-bottom:1px solid transparent;
  transition:background .35s var(--ease),border-color .35s var(--ease),backdrop-filter .35s;
}
.nav.stuck{
  background:rgba(0,0,0,.82);
  backdrop-filter:blur(20px) saturate(120%);
  border-bottom-color:var(--line);
}
/* 旧站深链兼容：/index.html#features、#showcase、#download 定位时留出导航高度 */
section[id]{scroll-margin-top:calc(var(--nav-h) + 24px)}

.nav-inner{display:flex;align-items:center;gap:12px;height:var(--nav-h);position:relative}
.brand{display:flex;align-items:center;gap:13px;flex:none}
.brand-mark{
  width:40px;height:40px;border-radius:11px;overflow:hidden;
  object-fit:cover;background:#000;
  box-shadow:0 0 0 1px rgba(255,255,255,.16),0 10px 22px -12px rgba(0,0,0,.95);
}
/* 横排：英文在前，中文译名跟在后面，中间用细竖线分隔 */
.brand-text{display:flex;align-items:center;gap:12px;line-height:1;white-space:nowrap}
.brand-text b{font-size:1.14rem;font-weight:600;letter-spacing:.14em}
.brand-cn{
  font-size:.82rem;letter-spacing:.1em;color:var(--muted);
  padding-left:12px;border-left:1px solid var(--line-2);
}

/* 导航菜单绝对居中：与左侧 logo 解耦，始终落在页面正中 */
.nav-links{
  display:flex;align-items:center;gap:6px;
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
}
.nav-links a{
  position:relative;padding:12px 22px;border-radius:9px;font-size:.95rem;color:var(--text-2);
  letter-spacing:.01em;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--text)}
.nav-links a.active::after{
  content:"";position:absolute;left:22px;right:22px;bottom:5px;height:1.5px;
  background:#fff;border-radius:2px;
}
.nav-cta{display:none;margin-left:10px;flex:none}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border-radius:11px;border:1px solid var(--line);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--text);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--text);transition:transform .25s}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}

@media (max-width:900px){
  :root{--nav-h:68px}
  .nav-links{
    display:none;
    position:absolute;top:100%;left:0;right:0;transform:none;
    flex-direction:column;align-items:stretch;gap:2px;
    padding:12px 20px 18px;
    background:rgba(0,0,0,.96);
    border-bottom:1px solid var(--line);
    backdrop-filter:blur(18px);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 14px;font-size:1rem}
  .nav-links a.active::after{display:none}
  .nav-toggle{display:flex;margin-left:auto;margin-right:4px}
}

/* ---------- 4. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 26px;border-radius:var(--r-pill);
  font-size:.88rem;font-weight:500;white-space:nowrap;letter-spacing:.01em;
  border:1px solid transparent;
  transition:background .2s var(--ease),border-color .2s,color .2s,transform .22s var(--ease);
}
.btn-primary{
  background:#fff;color:#000;
}
.btn-primary:hover{background:#e6e6e6;transform:translateY(-1px)}
.btn-ghost{
  background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.16);color:var(--text);
}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.26)}
.btn-lg{padding:12px 32px;font-size:.92rem}
.btn-sm{padding:8px 18px;font-size:.8rem}
.btn:active{transform:translateY(0) scale(.99)}
.btn.is-disabled{background:var(--ink-3);color:var(--dim);box-shadow:none;pointer-events:none}

/* ---------- 5. Hero ---------- */
.hero{padding:clamp(20px,2.6vw,34px) 0 0;text-align:center;position:relative}
.hero .eyebrow{margin-bottom:22px}
.hero-title{max-width:15em;margin:0 auto}
.hero-sub{max-width:780px;margin:14px auto 0;font-size:clamp(.94rem,1.15vw,1.04rem);color:var(--text-2);line-height:1.9;text-wrap:pretty}
.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.hero-meta{
  display:flex;gap:22px;justify-content:center;flex-wrap:wrap;
  margin-top:10px;font-size:.82rem;color:var(--dim);
}
.hero-meta i{
  display:inline-flex;align-items:center;gap:6px;font-style:normal;
}
.hero-meta i::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--dim);
}

/* ---------- 6. 画布示意 ---------- */
.canvas-stage{position:relative;margin-top:clamp(22px,3vw,36px)}
.canvas-stage::before{
  content:"";position:absolute;left:50%;top:6%;transform:translateX(-50%);
  width:72%;height:70%;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.05),transparent 70%);
  filter:blur(70px);z-index:0;
}
.canvas-frame{
  position:relative;z-index:1;
  border:1px solid rgba(255,255,255,.09);border-radius:var(--r-lg);
  background:#0a0a0a;
  box-shadow:0 40px 110px -50px rgba(0,0,0,1);
  overflow:hidden;
}
.canvas-bar{
  display:flex;align-items:center;gap:8px;
  padding:11px 14px;border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.018);
}
.canvas-bar .lights{display:flex;gap:6px}
.canvas-bar .lights i{width:9px;height:9px;border-radius:50%;background:#2c2c2c}
.canvas-bar .tab{
  margin-left:8px;font-size:.74rem;color:var(--muted);
  border:1px solid var(--line);border-radius:7px;padding:3px 11px;
  background:rgba(255,255,255,.02);
}
.canvas-bar .right{margin-left:auto;display:flex;gap:6px;align-items:center}
.canvas-bar .pill{font-size:.68rem;color:var(--dim);border:1px solid var(--line);border-radius:999px;padding:2px 9px}
.canvas-mock{display:block;width:100%;height:auto}

/* ---------- 7. 模型条 ---------- */
.models{
  border-block:1px solid var(--line);
  padding:14px 0;margin-top:clamp(32px,4vw,48px);
  background:transparent;
}
.models-inner{display:flex;align-items:center;gap:clamp(16px,3vw,40px);flex-wrap:wrap;justify-content:center}
.models-label{font-size:.74rem;letter-spacing:.16em;color:var(--dim);text-transform:uppercase;font-family:var(--mono)}
.models-list{display:flex;gap:clamp(14px,2.4vw,34px);flex-wrap:wrap;justify-content:center;align-items:center}
.models-list span{
  font-size:.9rem;font-weight:500;color:var(--text-2);opacity:.55;
  transition:opacity .25s,color .25s;
  letter-spacing:.01em;
}
.models-list span:hover{opacity:1;color:var(--text)}

/* ---------- 8. Section 通用 ---------- */
.section{padding:clamp(28px,3vw,42px) 0;position:relative}
.section.alt{background:transparent}
.section-head{max-width:880px;margin-bottom:clamp(20px,2.2vw,28px)}
.section-head.center{margin-inline:auto;text-align:center}
.section-head .lead{margin-top:10px}
.section-head .h2{margin-top:6px}

/* ---------- 9. 功能卡 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}

.card{
  position:relative;
  border:1px solid rgba(255,255,255,.07);border-radius:var(--r-lg);
  background:#0c0c0c;
  padding:32px 30px;
  transition:border-color .3s var(--ease),background .3s var(--ease);
  overflow:hidden;
}
.card:hover{border-color:rgba(255,255,255,.16);background:#101010}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:none;
}
.card:hover::before{opacity:0}
.card > *{position:relative}

.icon-box{
  width:44px;height:44px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.04);
  margin-bottom:20px;
  color:var(--text);
}
.icon-box svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-family:var(--serif);font-size:1.12rem;font-weight:600;letter-spacing:.01em}
.card .sub{font-size:.78rem;color:var(--dim);margin-top:6px;letter-spacing:.04em}
.card .desc{color:var(--muted);font-size:.88rem;line-height:1.85;margin-top:16px;text-wrap:pretty}
.card ul{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:10px}
.card ul li{
  position:relative;padding-left:18px;font-size:.86rem;color:var(--muted);line-height:1.6;
}
.card ul li::before{
  content:"";position:absolute;left:0;top:.55em;width:5px;height:5px;border-radius:50%;
  background:linear-gradient(135deg,var(--violet),var(--cyan));
}
.card ul li b{color:var(--text-2);font-weight:600}

.mini-card{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#0b0b0b;padding:24px;
  transition:border-color .3s,background .3s;
}
.mini-card:hover{border-color:rgba(255,255,255,.16);background:#101010}
.mini-card h4{font-size:.98rem;font-weight:650;margin-bottom:9px;display:flex;align-items:center;gap:8px}
.mini-card h4 svg{width:15px;height:15px;stroke:var(--cyan);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.mini-card p{font-size:.86rem;color:var(--muted);line-height:1.68;text-wrap:pretty}

/* ---------- 10. 流程步骤 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative}
.flow-step{
  position:relative;padding:26px 22px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#0b0b0b;
}
.flow-step .num{
  font-family:var(--mono);font-size:.72rem;color:var(--dim);letter-spacing:.1em;
  display:block;margin-bottom:14px;
}
.flow-step h4{font-size:1rem;font-weight:650;margin-bottom:8px}
.flow-step p{font-size:.85rem;color:var(--muted);line-height:1.65}
.flow-step::after{
  content:"";position:absolute;right:-8px;top:50%;width:8px;height:1px;background:var(--line-2);
}
.flow-step:last-child::after{display:none}

/* ---------- 11. 左右分栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split.rev .split-media{order:-1}
.split-copy .h2{margin-bottom:18px}
.split-copy .lead{margin-bottom:28px}
.spec-list{display:flex;flex-direction:column;gap:2px}
.spec-item{
  display:flex;gap:16px;padding:18px 0;border-top:1px solid var(--line);
}
.spec-item:last-child{border-bottom:1px solid var(--line)}
.spec-item .k{flex:none;width:28px;font-family:var(--mono);font-size:.75rem;color:var(--dim);padding-top:3px}
.spec-item h4{font-size:.98rem;font-weight:650;margin-bottom:5px}
.spec-item p{font-size:.88rem;color:var(--muted);line-height:1.68;text-wrap:pretty}

.panel-visual{
  border:1px solid var(--line-2);border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(24,28,44,.8),rgba(9,11,18,.95));
  padding:22px;box-shadow:var(--shadow-1);
}

/* ---------- 12. 作品网格 ---------- */
.work-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;align-items:start}
.work-card{
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  background:#0b0b0b;
  transition:border-color .3s,transform .3s var(--ease);
}
.work-card:hover{border-color:var(--line-2);transform:translateY(-3px)}
.work-frame{
  position:relative;aspect-ratio:9/16;
  background:
    radial-gradient(120% 90% at 30% 10%,rgba(255,255,255,.10),transparent 60%),
    radial-gradient(110% 80% at 80% 80%,rgba(255,255,255,.06),transparent 62%),
    linear-gradient(160deg,#1c1c1c,#0a0a0a);
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
}
.work-frame::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.34),transparent 30%,transparent 62%,rgba(0,0,0,.62));
  transition:opacity .4s;
}
.work-frame::after{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:26px 26px;opacity:.5;
}
.work-dur{
  position:absolute;top:10px;right:10px;z-index:3;
  font-family:var(--mono);font-size:.64rem;letter-spacing:.04em;
  color:rgba(255,255,255,.85);
  background:rgba(0,0,0,.42);border:1px solid rgba(255,255,255,.16);
  border-radius:5px;padding:2px 7px;backdrop-filter:blur(6px);
}
.work-kind{
  position:absolute;bottom:10px;right:10px;z-index:3;
  font-family:var(--mono);font-size:.62rem;letter-spacing:.04em;
  color:rgba(255,255,255,.78);
  background:rgba(0,0,0,.42);border:1px solid rgba(255,255,255,.14);
  border-radius:5px;padding:2px 6px;backdrop-filter:blur(6px);
}
.work-play{
  position:absolute;z-index:4;left:50%;top:50%;margin:-27px 0 0 -27px;
  width:54px;height:54px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.07);backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:.8rem;
  transition:transform .3s var(--ease),background .3s;
}
.work-card:hover .work-play{transform:scale(1.08);background:rgba(255,255,255,.14)}
/* 真实成片：视频封面 + 悬停播放 */
.work-frame > video{
  position:absolute;inset:0;z-index:1;
  width:100%;height:100%;object-fit:cover;
  background:#000;
  opacity:0;transition:opacity .4s var(--ease);
}
.work-poster{
  position:absolute;inset:0;z-index:0;
  width:100%;height:100%;object-fit:cover;display:block;
  transform:scale(1.001);transition:transform .7s var(--ease),filter .4s;
}
.work-card:hover .work-poster{transform:scale(1.035)}
.work-card.playing .work-frame > video{opacity:1}
/* 有真实封面时去掉占位用的网格纹理 */
.work-frame.has-media::after{display:none}
.work-frame.has-media{background:#080808}
.work-card.playing .work-play{opacity:0;transform:scale(.9);pointer-events:none}
.work-card.playing .work-frame::before{opacity:.55}
.work-play{transition:opacity .25s var(--ease),transform .3s var(--ease),background .3s}
.work-info{padding:14px 16px;border-top:1px solid var(--line)}
.work-info h4{font-size:.92rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.work-info .meta{display:flex;align-items:center;gap:8px;margin-top:7px}
.chip{
  font-size:.68rem;padding:2px 9px;border-radius:999px;
  border:1px solid var(--line-2);color:var(--cyan);flex:none;
}
.work-info .how{font-size:.74rem;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.works-empty{
  padding:60px 0;text-align:center;
  font-size:.9rem;color:var(--dim);
}

/* ---------- 12c. 作品瀑布流 ---------- */
.works-bar{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.works-bar .filters{margin-bottom:0;flex:1 1 auto}
.works-count{
  margin-left:auto;flex:none;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;
  color:var(--dim);
}
.works-count b{color:var(--text-2);font-weight:500}
/* 瀑布流：JS 按最短列分配，保证各列高度基本齐平 */
.work-masonry{display:flex;align-items:flex-start;gap:12px}
.wm-col{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:12px}
.work-masonry .work-card{display:block;width:100%;margin:0}
.work-frame.ratio-tall{aspect-ratio:9/16}
.work-frame.ratio-mid{aspect-ratio:4/5}
.work-frame.ratio-sq{aspect-ratio:1/1}
.work-frame.ratio-wide{aspect-ratio:16/9}
.work-frame.ratio-3-4{aspect-ratio:3/4}
.work-frame.ratio-4-3{aspect-ratio:4/3}
.work-frame.ratio-ultra{aspect-ratio:21/9}
.work-frame.ratio-3-2{aspect-ratio:3/2}

.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.filter-btn{
  padding:7px 18px;border-radius:999px;font-size:.82rem;
  border:1px solid var(--line);color:var(--muted);
  transition:all .22s var(--ease);
}
.filter-btn:hover{color:var(--text);border-color:var(--line-2)}
.filter-btn.on{background:rgba(255,255,255,.08);border-color:var(--line-2);color:var(--text)}

/* ---------- 13. 定价 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:start}
.price-card{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:#0c0c0c;
  padding:30px 26px;display:flex;flex-direction:column;gap:0;
  position:relative;
}
.price-card.featured{
  border-color:rgba(255,255,255,.24);
  background:#111111;
  box-shadow:none;
}
.price-card.featured::before{
  content:"最受欢迎";position:absolute;top:-1px;right:22px;
  transform:translateY(-50%);
  font-size:.68rem;letter-spacing:.06em;
  padding:3px 12px;border-radius:999px;
  background:#fff;color:#000;font-weight:600;
}
.price-name{font-size:.8rem;color:var(--dim);letter-spacing:.08em}
.price-val{display:flex;align-items:baseline;gap:6px;margin-top:14px}
.price-val b{font-family:var(--serif);font-size:2.5rem;font-weight:500;letter-spacing:0;line-height:1.1}
.price-val span{font-size:.84rem;color:var(--dim)}
.price-desc{font-size:.84rem;color:var(--muted);margin-top:14px;line-height:1.85;min-height:3em}
.price-card .btn{width:100%;margin-top:22px}
.price-list{list-style:none;margin-top:24px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:11px}
.price-list li{position:relative;padding-left:20px;font-size:.84rem;color:var(--muted);line-height:1.7}
.price-list li::before{
  content:"";position:absolute;left:0;top:.5em;width:9px;height:5px;
  border-left:1.5px solid var(--dim);border-bottom:1.5px solid var(--dim);
  transform:rotate(-45deg);
}

.cost-table{width:100%;border-collapse:collapse;font-size:.88rem;margin-top:8px}
.cost-table th,.cost-table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line)}
.cost-table th{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);font-weight:500}
.cost-table td{color:var(--text-2)}
.cost-table td:last-child,.cost-table th:last-child{text-align:right;color:var(--text);font-variant-numeric:tabular-nums}
.cost-table tr:last-child td{border-bottom:none}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:2px;margin-top:8px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;font-size:.95rem;font-weight:500;color:var(--text);
}
.faq-q .plus{
  flex:none;width:20px;height:20px;position:relative;
}
.faq-q .plus::before,.faq-q .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--muted);
  transition:transform .3s var(--ease),background .3s;
}
.faq-q .plus::before{width:11px;height:1.5px;transform:translate(-50%,-50%)}
.faq-q .plus::after{width:1.5px;height:11px;transform:translate(-50%,-50%)}
.faq-item.open .plus::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item.open .plus::before{background:var(--cyan)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s var(--ease)}
.faq-a p{padding:0 40px 22px 0;font-size:.9rem;color:var(--muted);line-height:1.75}

/* ---------- 14. 下载 ---------- */
.dl-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:820px;margin:0 auto}
.dl-card{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:#0c0c0c;
  padding:30px;text-align:center;
}
.dl-os{display:flex;align-items:center;justify-content:center;gap:10px;font-size:1.1rem;font-weight:700}
.dl-os svg{width:20px;height:20px;fill:currentColor}
.dl-req{font-size:.82rem;color:var(--dim);margin-top:7px}
.dl-card .btn{width:100%;margin-top:22px}
.dl-meta{font-size:.72rem;color:var(--dim);margin-top:14px;word-break:break-all;font-family:var(--mono);line-height:1.6}

.notice{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(255,255,255,.022);padding:16px 20px;
  font-size:.85rem;color:var(--muted);line-height:1.7;
}
.notice b{color:var(--text-2);font-weight:600}
.notice + .notice{margin-top:10px}

/* 联系页：测试阶段公告条 */
.stage-note{
  display:flex;align-items:flex-start;gap:16px;
  border:1px solid var(--line-2);border-radius:var(--r-lg);
  background:rgba(255,255,255,.035);
  padding:20px 24px;margin-bottom:18px;
}
.stage-tag{
  flex:none;display:inline-flex;align-items:center;gap:7px;
  padding:5px 13px;border-radius:var(--r-pill);
  border:1px solid var(--line-2);background:rgba(255,255,255,.06);
  font-size:.74rem;letter-spacing:.1em;color:var(--text-2);white-space:nowrap;
  margin-top:-2px;
}
.stage-tag i{
  width:5px;height:5px;border-radius:50%;background:#fff;
  animation:stagePulse 2.4s var(--ease) infinite;
}
@keyframes stagePulse{0%,100%{opacity:1}50%{opacity:.25}}
.stage-note p{margin:0;font-size:.9rem;color:var(--muted);line-height:1.85;max-width:62em;text-wrap:pretty}
.stage-note b{color:var(--text);font-weight:600}

.steps-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:30px 0 22px}
.steps-row span{
  border:1px solid var(--line);border-radius:999px;padding:7px 18px;
  font-size:.82rem;color:var(--text-2);background:rgba(255,255,255,.02);
}

/* 更新日志（由 version.json 注入） */
#releaseNotes h5{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:14px;font-weight:600}
#releaseNotes ul{list-style:none;display:flex;flex-direction:column;gap:9px;border-top:1px solid var(--line);padding-top:18px}
#releaseNotes li{position:relative;padding-left:20px;font-size:.87rem;color:var(--muted);line-height:1.65}
#releaseNotes li::before{
  content:"";position:absolute;left:0;top:.5em;width:9px;height:5px;
  border-left:1.5px solid var(--cyan);border-bottom:1.5px solid var(--cyan);
  transform:rotate(-45deg);
}

.req-table{width:100%;border-collapse:collapse;font-size:.86rem}
.req-table td{padding:12px 0;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top}
.req-table td:first-child{width:130px;color:var(--dim);font-size:.8rem}

/* ---------- 15. CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid var(--line-2);border-radius:var(--r-xl);
  padding:clamp(28px,3.5vw,44px) clamp(24px,4vw,52px);
  text-align:center;
  background:#0b0b0b;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(560px 220px at 50% 0%,rgba(255,255,255,.045),transparent 72%);
}
.cta-band > *{position:relative;z-index:1}
.cta-band .lead{margin:12px auto 0;max-width:560px}
.cta-band .hero-actions{margin-top:24px}

/* ---------- 16. 页头（内页） ---------- */
.page-hero{padding:clamp(28px,3vw,44px) 0 clamp(20px,2.4vw,30px)}
.page-hero .eyebrow{margin-bottom:16px}
.page-hero .h1{font-size:clamp(1.9rem,4vw,3.1rem);max-width:18em}
.page-hero .lead{margin-top:14px;max-width:680px}

/* ---------- 17. Footer ---------- */
.footer{border-top:1px solid var(--line);margin-top:clamp(32px,4vw,48px);padding:clamp(32px,3.5vw,44px) 0 28px}
.footer-top{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:clamp(24px,4vw,56px)}
/* 页脚品牌比导航略小一档，保持层级 */
.footer-brand .brand-mark{width:34px;height:34px;border-radius:9px}
.footer-brand .brand-text{gap:10px}
.footer-brand .brand-text b{font-size:1.02rem;letter-spacing:.15em}
.footer-brand .brand-cn{font-size:.76rem;padding-left:10px}
.footer-brand p{font-size:.86rem;color:var(--muted);margin-top:16px;max-width:280px;line-height:1.7}
.footer-col h5{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:16px;font-weight:600}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:.87rem;color:var(--muted);transition:color .2s}
.footer-col a:hover{color:var(--text)}
.footer-bot{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:clamp(24px,3vw,36px);padding-top:20px;border-top:1px solid var(--line);
  font-size:.78rem;color:var(--dim);
}
.footer-bot a:hover{color:var(--text-2)}

/* ---------- 18. 动效 ---------- */
/* 无 JS 时内容始终可见，只有脚本就绪后才启用进场动画 */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1!important;transform:none!important;transition:none!important}
  .eyebrow .dot{animation:none}
  .stage-tag i{animation:none}
  html{scroll-behavior:auto}
}

/* 画布连线流动 */
@keyframes dash{to{stroke-dashoffset:-140}}
.flowline{
  stroke-dasharray:6 7;
  animation:dash 4.5s linear infinite;
}
@keyframes floaty{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-5px)}
}

/* ---------- 19. 响应式 ---------- */
@media (max-width:1120px){
}
@media (max-width:1000px){
  .grid-3,.grid-4,.price-grid,.flow{grid-template-columns:repeat(2,1fr)}
  .work-grid{grid-template-columns:repeat(4,1fr)}
  .flow-step::after{display:none}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:760px){
  .container{padding:0 20px}
  .grid-3,.grid-4,.price-grid,.flow,.grid-2,.dl-grid,.split{grid-template-columns:1fr}
  .work-grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .works-count{margin-left:0;width:100%}
  .work-info{padding:11px 12px}
  .work-info h4{font-size:.86rem}
  .work-info .how{display:none}
  .split.rev .split-media{order:0}
  .section{padding:48px 0}
  .card{padding:22px}
  .hero-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr 1fr}
  .cost-table th,.cost-table td{padding:12px 8px}
  .cost-table{font-size:.82rem}
}
@media (max-width:520px){
  .brand-cn{display:none}
}
@media (max-width:420px){
  .footer-top{grid-template-columns:1fr}
}

/* ---------- 20. 法律条款 / 长文 ---------- */
.legal-wrap{max-width:800px;margin:0 auto}
.legal-nav{
  display:flex;gap:8px;flex-wrap:wrap;margin:0 0 44px;
  padding-bottom:24px;border-bottom:1px solid var(--line);
}
.legal-nav a{
  font-size:.84rem;color:var(--muted);padding:7px 15px;border-radius:999px;
  border:1px solid var(--line);transition:all .2s var(--ease);
}
.legal-nav a:hover{color:var(--text);border-color:var(--line-2);background:rgba(255,255,255,.04)}
.legal-body section{padding-top:8px;margin-bottom:56px}
.legal-body h2{
  font-size:1.42rem;font-weight:700;letter-spacing:-.02em;margin-bottom:8px;
  padding-top:8px;
}
.legal-body .updated{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;color:var(--dim);
  margin-bottom:28px;display:block;
}
.legal-body h3{
  font-size:1rem;font-weight:650;margin:30px 0 10px;color:var(--text);
}
.legal-body p{font-size:.92rem;color:var(--text-2);line-height:1.85;margin-bottom:14px;text-wrap:pretty}
.legal-body ul{list-style:none;margin:0 0 16px;display:flex;flex-direction:column;gap:9px}
.legal-body li{
  position:relative;padding-left:18px;font-size:.9rem;color:var(--muted);line-height:1.75;
}
.legal-body li::before{
  content:"";position:absolute;left:0;top:.68em;width:5px;height:5px;border-radius:50%;
  background:linear-gradient(135deg,var(--violet),var(--cyan));
}
.legal-body strong{color:var(--text);font-weight:600}
.legal-body a{color:#fff;border-bottom:1px solid rgba(255,255,255,.28)}
.legal-body a:hover{border-bottom-color:#fff}

.draft-note{
  border:1px solid rgba(251,191,36,.28);border-radius:var(--r-md);
  background:rgba(251,191,36,.06);
  padding:16px 20px;margin-bottom:40px;
  font-size:.85rem;color:#e8d9a8;line-height:1.7;
}
.draft-note b{color:#fbbf24}

/* ---------- 21. 404 ---------- */
.err-hero{
  min-height:64vh;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;
  padding:80px 0;
}
.err-code{
  font-size:clamp(5rem,14vw,11rem);font-weight:800;letter-spacing:-.06em;
  line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;
  color:transparent;opacity:.9;
}
.err-hero .h2{margin-top:8px}
.err-hero .lead{margin-top:16px;max-width:460px}

/* ---------- 22. 导航下拉菜单 ---------- */
.nav-item{position:relative}
.nav-parent{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 14px;border-radius:8px;font-size:.9rem;color:var(--text-2);
  transition:color .2s,background .2s;cursor:pointer;
}
.nav-parent:hover,.nav-item.open .nav-parent{color:var(--text);background:rgba(255,255,255,.045)}
.nav-parent.on{color:var(--text)}
.nav-parent svg{width:11px;height:11px;transition:transform .22s var(--ease);opacity:.7}
.nav-item.open .nav-parent svg{transform:rotate(180deg)}

.nav-menu{
  position:absolute;top:calc(100% + 10px);left:-6px;
  min-width:300px;padding:8px;
  border:1px solid var(--line-2);border-radius:14px;
  background:rgba(12,15,23,.98);
  backdrop-filter:blur(22px) saturate(160%);
  box-shadow:0 28px 70px -24px rgba(0,0,0,.95),0 1px 0 rgba(255,255,255,.05) inset;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;
}
.nav-item:hover .nav-menu,.nav-item.open .nav-menu{opacity:1;visibility:visible;transform:none}
.nav-menu a{display:block;padding:10px 12px;border-radius:10px;transition:background .18s}
.nav-menu a b{display:block;font-size:.89rem;font-weight:600;color:var(--text)}
.nav-menu a span{display:block;font-size:.755rem;color:var(--dim);margin-top:2px;letter-spacing:.01em}
.nav-menu a:hover{background:rgba(255,255,255,.055)}
.nav-menu a:hover span{color:var(--muted)}

/* 功能区常驻切换条 */
.subnav{
  position:sticky;top:var(--nav-h);z-index:90;
  border-bottom:1px solid var(--line);
  background:rgba(0,0,0,.86);
  backdrop-filter:blur(18px) saturate(160%);
}
/* 段式切换控件：居中、紧凑，参考站风格 */
.subnav-inner{
  display:flex;justify-content:center;gap:2px;
  width:max-content;max-width:100%;
  margin:8px auto;padding:3px;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(255,255,255,.028);
  overflow-x:auto;scrollbar-width:none;
}
.subnav-inner::-webkit-scrollbar{display:none}
.subnav a{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 20px;border-radius:999px;white-space:nowrap;
  font-size:.84rem;letter-spacing:.01em;color:var(--muted);
  border:1px solid transparent;
  transition:all .2s var(--ease);
}
.subnav a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.subnav a.active{
  color:#000;background:#fff;border-color:#fff;
  font-weight:500;
}
.subnav a.active::before{
  content:"";width:5px;height:5px;border-radius:50%;
  background:#000;
}
@media(max-width:900px){
  .nav-menu{
    position:static;display:none;opacity:1;visibility:visible;transform:none;
    min-width:0;padding:0 0 8px 10px;border:none;background:transparent;
    box-shadow:none;backdrop-filter:none;
  }
  .nav-item.open .nav-menu{display:block}
  .nav-parent{width:100%;justify-content:space-between;padding:12px 14px;font-size:.95rem}
  .nav-menu a{padding:9px 12px}
}

/* ---------- 23. 功能入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.entry{
  position:relative;display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:#0c0c0c;
  padding:0;overflow:hidden;
  transition:border-color .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease);
}
/* 入口卡改成「演示画面 + 文案」，鼠标移上去播视频 */
.entry-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#080808;flex:none}
.entry-poster{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
  filter:saturate(.32) contrast(1.05) brightness(1);
  transition:filter .5s var(--ease),transform .8s var(--ease),opacity .4s;
}
.entry-media video{
  position:absolute;inset:0;z-index:1;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .4s var(--ease);
  filter:saturate(.75) contrast(1.03);
}
.entry-media::after{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.55));
}
.entry-play{
  position:absolute;z-index:3;right:12px;bottom:12px;
  width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:.5rem;color:#fff;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
  backdrop-filter:blur(6px);
  transition:opacity .3s,transform .3s;
}
.entry:hover .entry-poster{transform:scale(1.04);filter:saturate(.55) contrast(1.06) brightness(1.04)}
.entry.playing .entry-poster{opacity:0}
.entry.playing .entry-media video{opacity:1}
.entry.playing .entry-play{opacity:0;transform:scale(.85)}
.entry-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.entry::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(380px 180px at 50% -20%,rgba(255,255,255,.06),transparent 72%);
  opacity:0;transition:opacity .35s var(--ease);
}
.entry:hover{border-color:var(--line-2);transform:translateY(-3px);box-shadow:0 24px 60px -30px rgba(0,0,0,.9)}
.entry:hover::before{opacity:1}
.entry > *{position:relative}
.entry h3{
  font-family:var(--serif);font-size:1.08rem;font-weight:500;letter-spacing:.015em;
  display:flex;align-items:center;gap:9px;
}
.entry h3 svg{
  width:13px;height:13px;flex:none;
  stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;
  opacity:.42;transition:transform .25s var(--ease),opacity .25s;
}
.entry:hover h3 svg{transform:translateX(3px);opacity:.9}
.entry p{font-size:.84rem;color:var(--muted);line-height:1.85;margin-top:10px;text-wrap:pretty}

/* ---------- 24. 功能页专用 ---------- */
.feat-hero{padding:clamp(28px,3.2vw,42px) 0 clamp(18px,2.2vw,28px)}
.feat-hero .icon-box{width:46px;height:46px;border-radius:12px;margin-bottom:16px}
.feat-hero .icon-box svg{width:22px;height:22px}
.feat-hero .h1{font-size:clamp(1.85rem,3.8vw,3rem);max-width:16em}
.feat-hero .lead{margin-top:14px;max-width:640px}
.feat-hero .hero-actions{justify-content:flex-start;margin-top:20px}

.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cap{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#0b0b0b;padding:26px;
}
.cap h4{font-size:.98rem;font-weight:650;margin-bottom:9px}
.cap p{font-size:.86rem;color:var(--muted);line-height:1.7;text-wrap:pretty}

.tariff{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  border:1px solid var(--line-2);border-radius:var(--r-md);
  background:#0c0c0c;
  padding:20px 24px;margin-top:26px;
}
.tariff p{font-size:.88rem;color:var(--text-2);line-height:1.65}
.tariff b{color:var(--text)}
.tariff .price{font-size:1.5rem;font-weight:750;letter-spacing:-.03em;white-space:nowrap}
.tariff .price small{font-size:.72rem;font-weight:400;color:var(--dim);letter-spacing:0;margin-left:4px}

.next-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.next-card{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#0b0b0b;padding:18px 20px;
  transition:border-color .25s,background .25s,transform .25s var(--ease);
}
.next-card:hover{border-color:rgba(255,255,255,.16);background:#121212;transform:translateY(-2px)}
.next-card b{display:block;font-size:.92rem;font-weight:600}
.next-card span{display:block;font-size:.76rem;color:var(--dim);margin-top:3px}
.next-card svg{width:15px;height:15px;stroke:var(--muted);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}

@media(max-width:1000px){
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .cap-grid,.next-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .entry-grid{grid-template-columns:1fr}
  .subnav-inner{margin:6px auto;padding:3px;gap:0}
  .subnav a{padding:7px 14px;font-size:.8rem}
}

/* 功能页示意图容器：加宽到 900px，减少两侧空白 */
.vis-wrap{
  max-width:900px;margin:0 auto;
}
.vis-wrap.wide{max-width:1120px}
.vis-wrap svg{
  width:100%;height:auto;display:block;
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:0 30px 80px -40px rgba(0,0,0,.9);
}
.vis-cap{
  text-align:center;font-size:.78rem;color:var(--dim);
  margin-top:16px;letter-spacing:.01em;
}

/* ---------- 25. 联系页 ---------- */
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch;
}
.contact-card{
  position:relative;display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:#0c0c0c;
  padding:34px 32px 30px;overflow:hidden;
}
.contact-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;
  background:none;
}
.contact-card > *{position:relative}
.cc-kicker{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--dim);
}
.cc-head h2{
  font-family:var(--serif);
  font-size:clamp(1.22rem,1.9vw,1.44rem);font-weight:500;letter-spacing:.015em;
  margin:14px 0 10px;
}
.cc-head p{font-size:.86rem;color:var(--muted);line-height:1.9;text-wrap:pretty;max-width:33em}

.qr-box{
  width:min(266px,100%);margin:26px auto 0;padding:13px;
  background:#fff;border-radius:16px;
  box-shadow:0 26px 60px -30px rgba(0,0,0,.95),0 0 0 1px rgba(255,255,255,.06);
}
.qr-box img{display:block;width:100%;height:auto;border-radius:8px}
.qr-hint{
  margin:16px auto 0;text-align:center;font-size:.76rem;color:var(--dim);
  line-height:1.7;max-width:22em;
}

.mail-row{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:26px;padding:18px 20px;
  border:1px solid var(--line-2);border-radius:var(--r-md);
  background:rgba(255,255,255,.03);
}
.mail-addr{
  font-size:clamp(1.02rem,1.7vw,1.24rem);font-weight:650;letter-spacing:-.01em;
  color:var(--text);border-bottom:1px solid rgba(255,255,255,.18);
  padding-bottom:2px;transition:border-color .2s,color .2s;
}
.mail-addr:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6)}
.copy-btn{
  margin-left:auto;flex:none;
  font-size:.78rem;color:var(--muted);
  padding:7px 15px;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(255,255,255,.04);
  cursor:pointer;transition:all .2s var(--ease);
}
.copy-btn:hover{color:var(--text);background:rgba(255,255,255,.08)}
.copy-btn.done{color:#fff;border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.1)}

.mail-meta{margin-top:26px;display:flex;flex-direction:column}
.mail-meta > div{
  display:flex;justify-content:space-between;gap:20px;
  padding:14px 2px;border-bottom:1px solid var(--line);
}
.mail-meta > div:first-child{border-top:1px solid var(--line)}
.mail-meta dt{font-size:.82rem;color:var(--dim);flex:none}
.mail-meta dd{font-size:.84rem;color:var(--text-2);text-align:right;line-height:1.7}

.mini-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.mini-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#0b0b0b;padding:18px 20px;
  transition:border-color .25s,background .25s,transform .25s var(--ease);
}
.mini-link:hover{border-color:rgba(255,255,255,.16);background:#121212;transform:translateY(-2px)}
.mini-link b{display:block;font-family:var(--serif);font-size:.96rem;font-weight:500;letter-spacing:.01em}
.mini-link span{display:block;font-size:.76rem;color:var(--dim);margin-top:3px}
.mini-link svg{width:15px;height:15px;stroke:var(--muted);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}

@media(max-width:900px){
  .contact-grid,.mini-links{grid-template-columns:1fr}
  .contact-card{padding:28px 22px 26px}
  .mail-meta > div{flex-direction:column;gap:4px}
  .mail-meta dd{text-align:left}
  .stage-note{flex-direction:column;gap:12px;padding:16px 18px}
}

/* ---------- 26. 收尾微调 ---------- */
.canvas-bar .tab{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:60%}
@media(max-width:760px){
  .canvas-bar .right{display:none}
  .canvas-bar .tab{max-width:calc(100% - 62px)}
  .hero-sub{line-height:1.85}
}