:root{
  --bg:#0b1017; --bg-2:#0e151f; --card:#111924; --card-2:#0d141d;
  --line:rgba(148,163,184,.16); --line-soft:rgba(148,163,184,.10);
  --text:#e6edf3; --dim:#96a3b4; --faint:#6b7889;
  --accent:#22d3ee; --accent-soft:rgba(34,211,238,.12); --accent-line:rgba(34,211,238,.35);
  --ok:#34d399; --warn:#fbbf24;
  --r-lg:22px; --r-md:16px; --r-sm:10px;
  --shadow:0 10px 40px rgba(0,0,0,.35); --shadow-lg:0 24px 70px rgba(0,0,0,.5);
  --nav-h:60px;
  --ease:cubic-bezier(.22,.61,.24,1);
}
[data-theme="light"]{
  --bg:#f6f8fb; --bg-2:#eef2f7; --card:#ffffff; --card-2:#f2f5fa;
  --line:rgba(15,23,42,.12); --line-soft:rgba(15,23,42,.07);
  --text:#0f172a; --dim:#57657a; --faint:#8494a8;
  --accent:#0e7490; --accent-soft:rgba(14,116,144,.10); --accent-line:rgba(14,116,144,.35);
  --ok:#15803d; --warn:#a16207;
  --shadow:0 10px 34px rgba(15,23,42,.09); --shadow-lg:0 24px 60px rgba(15,23,42,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 14px)}
body{
  background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  transition:background .4s var(--ease),color .4s var(--ease);
  overflow-x:hidden;
}
::selection{background:var(--accent);color:#04121a}
a{color:var(--accent);text-decoration:none}
code{font-family:ui-monospace,"SF Mono","JetBrains Mono","Cascadia Code",Consolas,monospace}

/* ==== 顶部进度条 ==== */
#progress{position:fixed;top:0;left:0;height:2px;width:100%;background:transparent;z-index:100;pointer-events:none}
#progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),#34d399);box-shadow:0 0 12px var(--accent-line)}

/* ==== 导航 ==== */
.nav{
  position:sticky;top:0;z-index:90;height:var(--nav-h);
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid var(--line-soft);
}
[data-theme="light"] .nav{background:color-mix(in srgb,var(--bg) 66%,transparent)}
.nav-inner{max-width:1120px;margin:0 auto;height:100%;padding:0 22px;display:flex;align-items:center;gap:4px}
.brand{display:flex;align-items:center;gap:9px;color:var(--text);font-weight:800;font-size:.98rem;margin-right:auto;text-decoration:none}
.brand-mark{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),#34d399 60%,#0e7490);color:#04121a;font-family:ui-monospace,monospace;font-size:.95rem;font-weight:800;font-style:italic;letter-spacing:-.02em;box-shadow:0 0 18px var(--accent-line),inset 0 1px 0 rgba(255,255,255,.25)}
.brand-mark.brand-avatar{background:var(--card);overflow:hidden;padding:1.5px;border:2px solid var(--accent-line);box-shadow:0 0 14px var(--accent-line)}
.brand-mark.brand-avatar img{width:100%;height:100%;object-fit:cover;border-radius:7px;display:block}
.nav a:not(.brand){color:var(--dim);font-size:.86rem;font-weight:600;padding:6px 12px;border-radius:999px;transition:color .2s,background .2s}
.nav a:not(.brand):hover{color:var(--accent);background:var(--accent-soft)}
.nav a.active{color:var(--accent);background:var(--accent-soft)}
.nav-actions{display:flex;align-items:center;gap:4px;margin-left:8px}
.icon-btn{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  background:var(--card);color:var(--dim);display:grid;place-items:center;cursor:pointer;
  transition:border-color .2s,color .2s,transform .2s var(--ease);
}
.icon-btn:hover{border-color:var(--accent-line);color:var(--accent);transform:translateY(-1px)}
.icon-btn:active{transform:scale(.95)}
.icon-btn svg{width:16px;height:16px}
#menuBtn{display:none}

/* ==== 布局 ==== */
.container{max-width:1120px;margin:0 auto;padding:0 22px 80px}

/* ==== Hero ==== */
.hero{
  position:relative;min-height:min(92vh,780px);
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:44px;align-items:center;padding:46px 0 20px;
}
#net{position:absolute;inset:0;z-index:0;opacity:.85;pointer-events:none}
.hero-copy,.hero-aside{position:relative;z-index:1}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);
  border:1px solid var(--accent-line);background:var(--accent-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
h1{font-size:clamp(2.7rem,6.6vw,4.3rem);line-height:1.04;letter-spacing:-.02em;font-weight:800;margin-bottom:10px}
h1 .grad{background:linear-gradient(100deg,var(--accent) 10%,#67e8f9 55%,#34d399 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
[data-theme="light"] h1 .grad{background:linear-gradient(100deg,var(--accent) 10%,#0e7490 55%,#15803d 100%);-webkit-background-clip:text;background-clip:text}
.typed-line{font-size:clamp(1.02rem,2.2vw,1.3rem);color:var(--dim);font-weight:600;min-height:1.6em;margin-bottom:14px}
.typed-line em{font-style:normal;color:var(--text)}
.cursor{display:inline-block;width:2px;height:1.05em;background:var(--accent);vertical-align:-.12em;margin-left:3px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.hero .tagline{color:var(--dim);font-size:1rem;max-width:44ch;line-height:1.75}
.hero .tagline .hl{color:var(--accent);font-weight:700}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:12px 22px;border-radius:999px;
  font-size:.92rem;font-weight:700;border:1px solid var(--line);
  background:var(--card);color:var(--text);cursor:pointer;text-decoration:none;
  transition:transform .22s var(--ease),border-color .22s,box-shadow .22s,background .22s;
}
.btn svg{width:15px;height:15px}
.btn:hover{transform:translateY(-2px);border-color:var(--accent-line);box-shadow:0 8px 26px rgba(0,0,0,.25)}
.btn:active{transform:translateY(0) scale(.98)}
.btn-primary{background:linear-gradient(135deg,var(--accent),#0e7490);color:#04121a;border-color:transparent;box-shadow:0 8px 30px var(--accent-line)}
.btn-primary:hover{box-shadow:0 12px 40px var(--accent-line);filter:brightness(1.06)}
[data-theme="light"] .btn-primary{color:#fff}
.btn-ghost{background:transparent;color:var(--dim)}
.btn-ghost:hover{color:var(--accent);background:var(--accent-soft);border-color:var(--accent-line)}
.btn-ghost svg{color:var(--accent)}

/* Hero 右侧头像卡 */
.hero-aside{display:flex;justify-content:center}
.id-card{
  position:relative;width:100%;max-width:360px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,var(--card),var(--card-2));
  border:1px solid var(--line);padding:26px;box-shadow:var(--shadow-lg);
  transition:transform .4s var(--ease);
}
.id-card::before{content:"";position:absolute;inset:-1px;border-radius:var(--r-lg);padding:1px;background:radial-gradient(120px 120px at var(--mx,70%) var(--my,20%),var(--accent-line),transparent 70%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;opacity:0;transition:opacity .3s}
.id-card:hover::before{opacity:1}
.avatar-wrap{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.avatar{width:76px;height:76px;border-radius:20px;overflow:hidden;border:2px solid var(--accent-line);box-shadow:0 0 24px var(--accent-line)}
.avatar img{width:100%;height:100%;object-fit:cover;display:block}
.id-name{font-size:1.2rem;font-weight:800}
.id-handle{font-family:ui-monospace,monospace;font-size:.8rem;color:var(--accent)}
.id-bio{color:var(--dim);font-size:.88rem;line-height:1.7;margin-bottom:16px}
.id-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.id-meta span{font-size:.76rem;color:var(--dim);border:1px solid var(--line);background:var(--card-2);padding:5px 11px;border-radius:999px}
.id-meta span b{color:var(--text);font-weight:700}
.id-foot{display:flex;align-items:center;justify-content:space-between;padding-top:16px;border-top:1px solid var(--line-soft)}
.status{display:inline-flex;align-items:center;gap:7px;font-size:.8rem;color:var(--ok);font-weight:600}
.status .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);animation:pulse 2.2s infinite}
.id-foot .mini-social{display:flex;gap:7px}
.mini-social a{width:30px;height:30px;border-radius:9px;border:1px solid var(--line);display:grid;place-items:center;color:var(--dim);transition:all .2s}
.mini-social a:hover{color:var(--accent);border-color:var(--accent-line);transform:translateY(-2px)}
.mini-social svg,.mini-social img{width:14px;height:14px}

/* ==== 数据条 ==== */
.stats{
  position:relative;z-index:1;margin:10px 0 8px;
  display:grid;grid-template-columns:repeat(6,1fr);gap:12px;
}
.stat{
  background:linear-gradient(165deg,var(--card),var(--card-2));
  border:1px solid var(--line);border-radius:var(--r-md);padding:16px 14px;text-align:center;
  transition:transform .25s var(--ease),border-color .25s,box-shadow .25s;
  position:relative;overflow:hidden;
}
.stat::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:0;transition:opacity .3s}
.stat:hover{transform:translateY(-3px);border-color:var(--accent-line);box-shadow:var(--shadow)}
.stat:hover::after{opacity:1}
.stat .num{font-size:1.28rem;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.2}
.stat .lbl{font-size:.72rem;color:var(--faint);margin-top:3px;letter-spacing:.04em}
.stat.live .num::before{content:"●";font-size:.5rem;vertical-align:2px;margin-right:5px;color:var(--ok);animation:pulse 2.2s infinite}

/* ==== Section 通用 ==== */
section{padding:64px 0;position:relative}
section + section{border-top:1px solid var(--line-soft)}
h2{font-size:clamp(1.45rem,3vw,1.9rem);font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
h2 .bar{display:inline-block;width:9px;height:24px;border-radius:3px;background:linear-gradient(180deg,var(--accent),#34d399);margin-right:12px;vertical-align:-4px}
.sec-sub{color:var(--dim);font-size:.95rem;max-width:60ch;margin-bottom:30px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-link{font-size:.86rem;font-weight:600;color:var(--dim);white-space:nowrap;padding-bottom:2px;border-bottom:1px solid var(--line);transition:color .2s,border-color .2s}
.sec-link:hover{color:var(--accent);border-color:var(--accent-line)}

/* Reveal 动画 */
html.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
html.js .reveal.d1{transition-delay:.08s}
html.js .reveal.d2{transition-delay:.16s}
html.js .reveal.d3{transition-delay:.24s}
html.js .reveal.d4{transition-delay:.32s}

/* ==== 简介 ==== */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.about p{color:var(--dim);font-size:.98rem;line-height:1.85}
.about p b{color:var(--text)}
.about p + p{margin-top:14px}
.focus-box{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.focus-box::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent)}
.focus-box h3{font-size:1rem;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:9px}
.focus-box h3 .tag{font-size:.66rem;font-weight:700;color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-line);padding:2px 9px;border-radius:999px}
.focus-box p{color:var(--dim);font-size:.88rem;line-height:1.75}
.focus-box .chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.focus-box .chips span{font-size:.72rem;color:var(--dim);border:1px solid var(--line-soft);background:var(--card-2);padding:3px 10px;border-radius:999px}

/* ==== 项目 ==== */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.filter{
  padding:8px 18px;border-radius:999px;border:1px solid var(--line);
  background:var(--card);color:var(--dim);font-size:.85rem;font-weight:600;cursor:pointer;
  transition:all .22s var(--ease);
}
.filter:hover{border-color:var(--accent-line);color:var(--accent);transform:translateY(-1px)}
.filter.active{background:var(--accent);border-color:var(--accent);color:#04121a}
[data-theme="light"] .filter.active{color:#fff}
.filter .n{font-size:.7rem;opacity:.75;margin-left:5px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(322px,1fr));gap:16px}
.card{
  background:linear-gradient(165deg,var(--card),var(--card-2));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;
  display:flex;flex-direction:column;position:relative;overflow:hidden;
  transition:transform .28s var(--ease),border-color .28s,box-shadow .28s;
}
.card::before{content:"";position:absolute;inset:0;border-radius:var(--r-lg);background:radial-gradient(240px 160px at var(--mx,70%) var(--my,0%),var(--accent-soft),transparent 65%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover{transform:translateY(-4px);border-color:var(--accent-line);box-shadow:var(--shadow-lg)}
.card:hover::before{opacity:1}
.card .top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:8px}
.card h3{font-size:1.08rem;font-weight:800;line-height:1.3}
.card h3 a{color:var(--text);text-decoration:none}
.card h3 a:hover{color:var(--accent)}
.card .lang-chip{font-size:.7rem;color:var(--accent);border:1px solid var(--accent-line);background:var(--accent-soft);padding:2px 10px;border-radius:999px;white-space:nowrap;flex-shrink:0}
.card p{color:var(--dim);font-size:.87rem;line-height:1.7;flex:1}
.card .hl{color:var(--accent);font-weight:600}
.card .stats{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.card .stats span{font-size:.72rem;color:var(--dim);border:1px solid var(--line-soft);background:var(--card-2);padding:3px 9px;border-radius:7px}
.card .card-links{display:flex;gap:14px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line-soft)}
.card .card-links a{font-size:.8rem;font-weight:600;color:var(--dim);display:inline-flex;align-items:center;gap:5px;transition:color .2s}
.card .card-links a:hover{color:var(--accent)}
.card .card-links svg{width:12px;height:12px}
.card.hide{display:none}
#projEmpty{display:none;text-align:center;color:var(--faint);padding:50px 0;font-size:.92rem;border:1px dashed var(--line);border-radius:var(--r-lg)}
#projEmpty.show{display:block}

/* ==== 博客 ==== */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(322px,1fr));gap:16px}
.post{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;display:flex;flex-direction:column;position:relative;overflow:hidden;
  transition:transform .28s var(--ease),border-color .28s,box-shadow .28s;
}
.post:hover{transform:translateY(-4px);border-color:var(--accent-line);box-shadow:var(--shadow-lg)}
.post .meta{display:flex;align-items:center;gap:8px;font-size:.72rem;color:var(--faint);margin-bottom:10px}
.post .meta .cat{color:var(--accent);font-weight:700}
.post .meta i{font-style:normal;width:3px;height:3px;border-radius:50%;background:var(--faint)}
.post h3{font-size:1.02rem;font-weight:750;line-height:1.5;margin-bottom:12px}
.post h3 a{color:var(--text);text-decoration:none;transition:color .2s}
.post h3 a:hover{color:var(--accent)}
.post .foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:12px;border-top:1px solid var(--line-soft)}
.post .views{font-size:.76rem;color:var(--faint);display:inline-flex;align-items:center;gap:6px}
.post .views svg{width:13px;height:13px}
.post .go{color:var(--dim);font-size:.8rem;font-weight:700;display:inline-flex;align-items:center;gap:6px;transition:all .2s}
.post .go:hover{color:var(--accent);gap:10px}
.post .go svg{width:13px;height:13px}

/* ==== 平台 ==== */
.channels{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.ch-card{
  background:linear-gradient(165deg,var(--card),var(--card-2));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;
  display:flex;flex-direction:column;transition:transform .28s var(--ease),border-color .28s,box-shadow .28s;
}
.ch-card:hover{transform:translateY(-4px);border-color:var(--accent-line);box-shadow:var(--shadow-lg)}
.ch-head{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.ch-head .logo{width:38px;height:38px;border-radius:11px;background:var(--card);border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0}
.ch-head .logo img{width:22px;height:22px}
.ch-head .logo svg{width:22px;height:22px;color:var(--text)}
.ch-name{font-size:1.12rem;font-weight:800}
.ch-link{font-size:.78rem;color:var(--accent);font-weight:600;margin-left:auto;display:inline-flex;align-items:center;gap:4px}
.ch-link svg{width:12px;height:12px}
.ch-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(76px,1fr));gap:8px;margin-bottom:14px}
.ch-metric{background:var(--card-2);border:1px solid var(--line-soft);border-radius:var(--r-sm);padding:10px 6px;text-align:center}
.ch-metric .num{font-size:1.02rem;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums}
.ch-metric .lbl{font-size:.66rem;color:var(--faint)}
.ch-items{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.ch-item{font-size:.84rem;padding:10px 13px;background:var(--card-2);border:1px solid var(--line-soft);border-radius:var(--r-sm);transition:border-color .2s,background .2s}
.ch-item:hover{border-color:var(--accent-line);background:var(--accent-soft)}
.ch-item a{color:var(--text);font-weight:600;text-decoration:none}
.ch-item a:hover{color:var(--accent)}
.ch-item p{color:var(--faint);font-size:.76rem;margin-top:2px}
.ch-item code{font-size:.76rem;color:var(--accent)}
.copy-cmd{display:inline-flex;align-items:center;gap:7px;cursor:pointer}
.copy-cmd svg{width:13px;height:13px;color:var(--accent)}
.ch-badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.ch-badges img{height:20px;border-radius:4px}

/* ==== 动态/时间线 ==== */
.timeline{position:relative;padding-left:26px;display:flex;flex-direction:column;gap:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent),transparent 85%)}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-25px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2.5px solid var(--accent);box-shadow:0 0 10px var(--accent-line)}
.tl-time{font-size:.76rem;color:var(--accent);font-weight:700;letter-spacing:.05em;margin-bottom:3px}
.tl-item h3{font-size:.95rem;font-weight:750;margin-bottom:3px}
.tl-item p{color:var(--dim);font-size:.85rem;line-height:1.7}

/* ==== 技能 ==== */
.stack-groups{display:flex;flex-direction:column;gap:22px}
.stack-group h4{font-size:.8rem;font-weight:700;color:var(--faint);letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.tech-list{display:flex;flex-wrap:wrap;gap:9px}
.tech-list span{
  background:var(--card);border:1px solid var(--line);padding:7px 15px;border-radius:999px;
  font-size:.84rem;color:var(--text);cursor:default;
  transition:transform .2s var(--ease),border-color .2s,box-shadow .2s,color .2s;
}
.tech-list span:hover{transform:translateY(-2px) scale(1.03);border-color:var(--accent-line);color:var(--accent);box-shadow:0 6px 18px rgba(0,0,0,.2)}

/* ==== 联系 ==== */
.contact{display:grid;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));gap:14px}
.contact a,.contact .c-item{
  display:flex;align-items:center;gap:12px;padding:15px 18px;border:1px solid var(--line);
  border-radius:var(--r-md);background:var(--card);color:var(--text);text-decoration:none;
  transition:transform .22s var(--ease),border-color .22s,box-shadow .22s;
}
.contact a:hover{transform:translateY(-3px);border-color:var(--accent-line);box-shadow:var(--shadow)}
.contact .ci-ico{width:34px;height:34px;border-radius:10px;background:var(--card-2);border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0}
.contact .ci-ico img{width:18px;height:18px}
.contact .ci-ico svg{width:17px;height:17px;color:var(--accent)}
.contact .ci-ico svg.gh-icon{color:var(--text)}
.contact .ci-name{font-size:.9rem;font-weight:700;line-height:1.2}
.contact .ci-sub{font-size:.72rem;color:var(--faint)}
.contact .ci-link{font-size:.74rem;color:var(--accent);margin-left:auto;font-weight:600}
.contact .c-item{cursor:pointer;position:relative}
.contact .c-item .ci-link{color:var(--faint)}

/* ==== 页脚 ==== */
footer{
  margin-top:30px;padding:34px 0 30px;border-top:1px solid var(--line-soft);
  color:var(--faint);font-size:.8rem;text-align:center;
}
footer .f-links{display:flex;justify-content:center;flex-wrap:wrap;gap:18px;margin-bottom:14px}
footer .f-links a{color:var(--dim);font-weight:600;transition:color .2s}
footer .f-links a:hover{color:var(--accent)}
footer p{margin-top:8px}
footer .host{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-soft);background:var(--card);padding:6px 14px;border-radius:999px;font-size:.74rem;color:var(--dim)}
footer .host svg{width:12px;height:12px;color:var(--ok)}

/* ==== 返回顶部 ==== */
#toTop{
  position:fixed;right:22px;bottom:24px;width:48px;height:48px;border-radius:50%;
  background:var(--card);border:1px solid var(--line);cursor:pointer;display:grid;place-items:center;
  opacity:0;transform:translateY(14px);pointer-events:none;transition:all .35s var(--ease);z-index:80;
}
#toTop.show{opacity:1;transform:none;pointer-events:auto}
#toTop:hover{border-color:var(--accent-line);transform:translateY(-2px)}
#toTop svg{width:16px;height:16px;color:var(--accent)}
#toTop .ring{position:absolute;inset:-2px;transform:rotate(-90deg)}
#toTop .ring circle{fill:none;stroke:var(--accent);stroke-width:2;stroke-dasharray:151;stroke-dashoffset:151;stroke-linecap:round;transition:stroke-dashoffset .1s linear}

/* ==== 移动菜单 ==== */
.mobile-menu{
  position:fixed;inset:0;z-index:95;background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);
}
.mobile-menu.open{opacity:1;pointer-events:auto}
.mobile-menu a{font-size:1.5rem;font-weight:800;color:var(--text);padding:10px 0;text-decoration:none;opacity:0;transform:translateY(16px);transition:all .35s var(--ease)}
.mobile-menu.open a{opacity:1;transform:none}
.mobile-menu a:hover{color:var(--accent)}
.mobile-menu .mm-close{
  position:absolute;top:16px;right:20px;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);color:var(--dim);font-size:1.2rem;cursor:pointer;
}

/* ==== Toast ==== */
#toast{
  position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(80px);
  background:var(--card);border:1px solid var(--accent-line);color:var(--text);
  padding:11px 22px;border-radius:999px;font-size:.86rem;font-weight:600;
  box-shadow:var(--shadow-lg);z-index:120;transition:transform .4s var(--ease);pointer-events:none;
  display:flex;align-items:center;gap:8px;
}
#toast.show{transform:translateX(-50%) translateY(0)}
#toast svg{width:15px;height:15px;color:var(--ok)}

/* ==== 响应式 ==== */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:34px;padding-top:34px}
  .hero-aside{justify-content:flex-start}
  .id-card{max-width:400px}
  .stats{grid-template-columns:repeat(3,1fr)}
  .about-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:680px){
  .nav a:not(.brand){display:none}
  #menuBtn{display:grid}
  .nav-inner{padding:0 16px}
  .stats{grid-template-columns:repeat(2,1fr)}
  section{padding:48px 0}
  .container{padding:0 16px 60px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none}
  .cursor{display:none}
}
html.no-js .reveal{opacity:1;transform:none}
html.js .no-js-hide{display:none}

/* ============================================================
   PROJECT PAGES (projects/<slug>/index.html)
   ============================================================ */
.crumbs{display:flex;align-items:center;gap:8px;font-size:.78rem;color:var(--faint);margin-bottom:26px;flex-wrap:wrap}
.crumbs a{color:var(--dim);font-weight:600;transition:color .2s}
.crumbs a:hover{color:var(--accent)}
.crumbs svg{width:11px;height:11px;color:var(--faint)}
.crumbs .now{color:var(--accent);font-weight:700}

.proj-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:center;padding:0 0 46px}
.pj-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent-line);background:var(--accent-soft);padding:5px 13px;border-radius:999px;margin-bottom:16px}
.pj-eyebrow svg{width:12px;height:12px}
.pj-title{font-size:clamp(2rem,4.6vw,3rem);line-height:1.08;letter-spacing:-.02em;font-weight:800;margin-bottom:12px}
.pj-title .grad{background:linear-gradient(100deg,var(--accent) 10%,#67e8f9 55%,#34d399 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
[data-theme="light"] .pj-title .grad{background:linear-gradient(100deg,var(--accent),#0e7490 55%,#15803d 100%);-webkit-background-clip:text;background-clip:text}
.pj-desc{color:var(--dim);font-size:1rem;line-height:1.8;max-width:52ch}
.pj-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.pj-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.pj-meta span{font-size:.78rem;color:var(--dim);border:1px solid var(--line);background:var(--card);padding:5px 12px;border-radius:999px}
.pj-meta span b{color:var(--accent);font-weight:800}
.pj-meta .pill-star b{color:var(--warn)}

.pj-visual{position:relative;display:flex;justify-content:center}
.pj-frame{width:100%;max-width:430px;border-radius:var(--r-lg);background:linear-gradient(160deg,var(--card),var(--card-2));border:1px solid var(--line);padding:20px;box-shadow:var(--shadow-lg)}
.pj-frame .fw-bar{display:flex;align-items:center;gap:6px;padding-bottom:12px;border-bottom:1px solid var(--line-soft);margin-bottom:12px}
.pj-frame .fw-bar i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.pj-frame .fw-bar i:first-child{background:#f87171}
.pj-frame .fw-bar i:nth-child(2){background:#fbbf24}
.pj-frame .fw-bar i:nth-child(3){background:#34d399}
.pj-frame .fw-bar span{font-family:ui-monospace,monospace;font-size:.72rem;color:var(--faint);margin-left:8px}
.pj-frame .fw-body{font-family:ui-monospace,monospace;font-size:.8rem;line-height:1.85;color:var(--dim);white-space:pre-wrap;word-break:break-all}
.pj-frame .fw-body .ok{color:var(--ok)}
.pj-frame .fw-body .ac{color:var(--accent)}
.pj-frame .fw-body .dim{color:var(--faint)}
.pj-frame .fw-body .warn{color:var(--warn)}

.prose{color:var(--dim);font-size:.96rem;line-height:1.9}
.prose p{margin-bottom:16px}
.prose b,.prose strong{color:var(--text)}
.prose h3{color:var(--text);font-size:1.06rem;font-weight:800;margin:30px 0 12px}
.prose ul{margin:0 0 16px;padding-left:20px}
.prose li{margin-bottom:7px}
.prose li::marker{color:var(--accent)}
.prose code{font-size:.86em;color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-line);padding:1px 7px;border-radius:6px}

.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.feat{background:linear-gradient(165deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:var(--r-md);padding:18px;transition:transform .25s var(--ease),border-color .25s,box-shadow .25s;position:relative;overflow:hidden}
.feat::before{content:"";position:absolute;inset:0;border-radius:var(--r-md);background:radial-gradient(200px 120px at var(--mx,70%) var(--my,0%),var(--accent-soft),transparent 65%);opacity:0;transition:opacity .3s;pointer-events:none}
.feat:hover{transform:translateY(-3px);border-color:var(--accent-line);box-shadow:var(--shadow)}
.feat:hover::before{opacity:1}
.feat .fi{width:34px;height:34px;border-radius:10px;background:var(--accent-soft);border:1px solid var(--accent-line);display:grid;place-items:center;margin-bottom:11px}
.feat .fi svg{width:16px;height:16px;color:var(--accent)}
.feat h4{font-size:.93rem;font-weight:800;margin-bottom:6px;color:var(--text)}
.feat p{font-size:.82rem;color:var(--dim);line-height:1.7}

.demo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.demo-window{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--card);transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.demo-window:hover{transform:translateY(-3px);border-color:var(--accent-line);box-shadow:var(--shadow)}
.demo-window .dw-bar{display:flex;align-items:center;gap:6px;padding:8px 12px;background:var(--card-2);border-bottom:1px solid var(--line-soft)}
.demo-window .dw-bar i{width:8px;height:8px;border-radius:50%;background:var(--line)}
.demo-window .dw-bar i:first-child{background:#f87171}
.demo-window .dw-bar i:nth-child(2){background:#fbbf24}
.demo-window .dw-bar i:nth-child(3){background:#34d399}
.demo-window .dw-bar span{font-size:.68rem;color:var(--faint);margin-left:6px;font-family:ui-monospace,monospace}
.demo-window .dw-body{padding:14px}
.demo-window.chat .msg{display:flex;gap:8px;margin-bottom:9px;align-items:flex-start}
.demo-window.chat .msg .av{width:22px;height:22px;border-radius:7px;background:var(--accent-soft);border:1px solid var(--accent-line);display:grid;place-items:center;flex-shrink:0;font-size:.6rem;color:var(--accent);font-weight:800}
.demo-window.chat .msg .bubble{background:var(--card-2);border:1px solid var(--line-soft);border-radius:10px 10px 10px 3px;padding:7px 10px;font-size:.72rem;color:var(--dim);line-height:1.6}
.demo-window.chat .msg.user{flex-direction:row-reverse}
.demo-window.chat .msg.user .bubble{border-radius:10px 10px 3px 10px;background:var(--accent-soft);border-color:var(--accent-line);color:var(--text)}
.demo-window.chat .msg .bubble .tag{color:var(--accent);font-weight:700}
.demo-window.console .cmd{font-family:ui-monospace,monospace;font-size:.72rem;color:var(--dim);line-height:1.9;white-space:pre-wrap}
.demo-window.console .cmd .p{color:var(--ok)}
.demo-window.console .cmd .c{color:var(--accent)}
.demo-window.console .cmd .err{color:#f87171}
.demo-window.card .dw-body{display:grid;gap:9px}
.demo-window.card .tile{background:var(--card-2);border:1px solid var(--line-soft);border-radius:9px;padding:9px 12px;display:flex;justify-content:space-between;align-items:center}
.demo-window.card .tile .t-name{font-size:.72rem;color:var(--dim)}
.demo-window.card .tile .t-val{font-size:.72rem;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums}
.demo-window.card .tile .t-st{font-size:.64rem;color:var(--ok)}

.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.rel-card{background:linear-gradient(165deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:var(--r-md);padding:17px;text-decoration:none;color:var(--text);display:flex;flex-direction:column;transition:transform .25s var(--ease),border-color .25s,box-shadow .25s;position:relative;overflow:hidden}
.rel-card::before{content:"";position:absolute;inset:0;border-radius:var(--r-md);background:radial-gradient(220px 130px at var(--mx,70%) var(--my,0%),var(--accent-soft),transparent 65%);opacity:0;transition:opacity .3s;pointer-events:none}
.rel-card:hover{transform:translateY(-3px);border-color:var(--accent-line);box-shadow:var(--shadow)}
.rel-card:hover::before{opacity:1}
.rel-card .rc-top{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.rel-card .rc-top h4{font-size:.95rem;font-weight:800}
.rel-card .rc-cat{font-size:.62rem;color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-line);padding:2px 8px;border-radius:999px;margin-left:auto;white-space:nowrap}
.rel-card p{font-size:.8rem;color:var(--dim);line-height:1.65;flex:1}
.rel-card .rc-go{font-size:.75rem;color:var(--accent);font-weight:700;display:inline-flex;align-items:center;gap:5px;margin-top:10px}
.rel-card .rc-go svg{width:11px;height:11px}

.pj-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:8px 0 6px}
@media (max-width:900px){
  .proj-hero{grid-template-columns:1fr;gap:28px}
  .pj-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:680px){
  .pj-stats{grid-template-columns:repeat(2,1fr)}
}

/* ============================================================
   HOME LAYOUT: sidebar + breadcrumb
   ============================================================ */
.home-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:34px;align-items:start;padding-top:10px}
.home-content{min-width:0}

/* ---- 面包屑 ---- */
.crumb-nav{
  display:flex;align-items:center;gap:9px;font-size:.78rem;color:var(--faint);
  padding:10px 0 4px;margin-bottom:14px;flex-wrap:wrap;
}
.crumb-nav a{color:var(--dim);font-weight:600;transition:color .2s}
.crumb-nav a:hover{color:var(--accent)}
.crumb-nav svg{width:11px;height:11px;color:var(--faint);flex-shrink:0}
.crumb-nav .now{color:var(--accent);font-weight:700}
.crumb-nav .live-dot{width:5px;height:5px;border-radius:50%;background:var(--ok);box-shadow:0 0 6px var(--ok);animation:pulse 2.2s infinite;margin-left:2px}

/* ---- 侧边栏 ---- */
.sidebar{position:sticky;top:calc(var(--nav-h) + 18px);display:flex;flex-direction:column;gap:14px}

.sb-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px}
.sb-panel h4{font-size:.68rem;font-weight:700;color:var(--faint);letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px}
.sb-nav{display:flex;flex-direction:column;gap:2px}
.sb-nav a{
  display:flex;align-items:center;gap:9px;color:var(--dim);font-size:.86rem;font-weight:600;
  padding:7px 10px;border-radius:9px;text-decoration:none;transition:color .2s,background .2s;
  border-left:2px solid transparent;
}
.sb-nav a svg{width:14px;height:14px;color:var(--faint);transition:color .2s}
.sb-nav a:hover{color:var(--accent);background:var(--accent-soft)}
.sb-nav a:hover svg{color:var(--accent)}
.sb-nav a.active{color:var(--accent);background:var(--accent-soft);border-left-color:var(--accent)}
.sb-nav a.active svg{color:var(--accent)}
.sb-nav .sb-num{font-size:.68rem;color:var(--faint);margin-left:auto;font-variant-numeric:tabular-nums}




/* ---- 响应式 ---- */
@media (max-width:1080px){
  .home-layout{grid-template-columns:215px minmax(0,1fr);gap:24px}
}
@media (max-width:900px){
  .home-layout{grid-template-columns:1fr}
  .sidebar{display:none}
  .crumb-nav{margin-top:8px}
}