/* =========================================================
   LINGFENG API — 全站样式 v2
   配色：极光渐变（靛蓝 → 紫 → 青），浅底 + 彩色点缀
   目录：① 变量 ② 基础+背景 ③ 外壳/导航 ④ 按钮 ⑤ 零件
        ⑥ 组件 ⑦ 页面 ⑧ 动效 ⑨ 响应式
   改配色只需要改 ① 里的变量
   ========================================================= */

/* ---------- ① 变量 ---------- */
:root{
  --paper:#f5f6fd;
  --ink:#0d1024;
  --muted:#5f6786;
  --muted-2:#8f97b4;
  --line:#e6e9f7;
  --line-strong:#cfd5ec;

  /* 五个彩色主角 */
  --c1:#4f46e5;   /* 靛蓝 */
  --c2:#a855f7;   /* 紫   */
  --c3:#06b6d4;   /* 青   */
  --c4:#f43f5e;   /* 玫红 */
  --c5:#f59e0b;   /* 琥珀 */

  --signal:var(--c1);
  --signal-dark:#3730c9;
  --signal-soft:rgba(79,70,229,.10);

  --grad-main:linear-gradient(120deg,var(--c1),var(--c2) 52%,var(--c3));
  --grad-warm:linear-gradient(120deg,var(--c5),var(--c4));
  --grad-mint:linear-gradient(120deg,#06b6d4,#22c55e);
  --grad-soft:linear-gradient(135deg,rgba(79,70,229,.14),rgba(168,85,247,.11) 50%,rgba(6,182,212,.14));

  --ok:#0ea86b;
  --ok-soft:rgba(14,168,107,.12);
  --warn:#d97706;
  --warn-soft:rgba(217,119,6,.14);
  --err:#e11d48;
  --err-soft:rgba(225,29,72,.11);

  --radius:16px;
  --ease:cubic-bezier(.22,1,.36,1);
  --spring:cubic-bezier(.34,1.56,.64,1);
  --shadow:0 22px 55px rgba(20,20,70,.10);
  --shadow-sm:0 6px 18px rgba(20,20,70,.07);
  --shadow-glow:0 18px 44px rgba(79,70,229,.20);
  --pad:clamp(16px,4vw,48px);
}

/* ---------- ② 基础 + 极光背景 ---------- */
*{box-sizing:border-box}
html{
  background:
    linear-gradient(rgba(13,16,36,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(13,16,36,.028) 1px,transparent 1px),
    var(--paper);
  background-size:120px 120px,120px 120px,auto;
  -webkit-text-size-adjust:100%;
}
body{
  margin:0;min-height:100vh;color:var(--ink);background:transparent;
  font-family:"SF Pro Display","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  line-height:1.6;overflow-wrap:break-word;
}
/* 两团固定的极光（fixed 不会产生横向滚动条） */
body::before,body::after{
  content:"";position:fixed;z-index:-1;pointer-events:none;border-radius:50%;
  filter:blur(70px);opacity:.6;
}
body::before{
  width:62vmax;height:62vmax;left:-20vmax;top:-24vmax;
  background:radial-gradient(circle at 32% 32%,rgba(79,70,229,.42),transparent 62%);
  animation:auroraA 24s var(--ease) infinite alternate;
}
body::after{
  width:54vmax;height:54vmax;right:-18vmax;top:4vmax;
  background:
    radial-gradient(circle at 62% 38%,rgba(6,182,212,.34),transparent 62%),
    radial-gradient(circle at 38% 62%,rgba(168,85,247,.32),transparent 66%);
  animation:auroraB 30s var(--ease) infinite alternate;
}
a{color:inherit;text-decoration:none}
button,a{-webkit-tap-highlight-color:transparent}
img,svg{display:block;max-width:100%}
.mono{font-family:ui-monospace,"SFMono-Regular","IBM Plex Mono",Consolas,monospace}
.container{max-width:1180px;margin:0 auto}
.muted{color:var(--muted)}
.hide{display:none !important}

/* ---------- ③ 外壳 / 导航 ---------- */
.page-shell{
  position:relative;min-height:100svh;
  /* 必须显式写 minmax(0,1fr)：grid 隐式列是 auto，会被超宽子元素撑爆（老版本把右侧内容裁掉且无法滑动的原因） */
  display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;
  isolation:isolate;overflow-x:clip;
}
.nav{
  position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:16px;
  min-height:72px;padding:0 var(--pad);
  background:rgba(245,246,253,.82);
  backdrop-filter:blur(16px) saturate(1.6);
  -webkit-backdrop-filter:blur(16px) saturate(1.6);
  border-bottom:1px solid rgba(230,233,247,.9);
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.02em;font-size:16px;white-space:nowrap}
.brand-mark{
  width:28px;height:28px;border-radius:9px;background:var(--grad-main);background-size:180% 100%;
  color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;letter-spacing:0;
  box-shadow:0 8px 20px rgba(79,70,229,.35);animation:gradShift 7s var(--ease) infinite alternate;
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;font-size:14px;color:var(--muted)}
.nav-links a{
  padding:8px 13px;border-radius:999px;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease),transform .25s var(--spring),box-shadow .25s var(--ease);
}
.nav-links a:hover{color:var(--ink);background:#fff;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.nav-links a.active{color:var(--c1);background:var(--grad-soft);font-weight:600}
.nav-spacer{flex:1}
.nav-actions{display:flex;align-items:center;gap:10px}

/* ---------- ④ 按钮 ---------- */
.button{
  position:relative;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 18px;border-radius:12px;border:1px solid transparent;
  font-size:14px;font-weight:560;cursor:pointer;white-space:nowrap;font-family:inherit;
  transition:transform .25s var(--spring),box-shadow .25s var(--ease),background .3s var(--ease),border-color .25s var(--ease),color .2s;
}
.button::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,transparent 22%,rgba(255,255,255,.42) 50%,transparent 78%);
  transform:translateX(-130%);transition:transform .8s var(--ease);
}
.button:hover::after{transform:translateX(130%)}
.button:active{transform:scale(.97)}
.button:focus-visible{outline:3px solid var(--signal-soft);outline-offset:3px}
.button-dark{color:#fff;background:#0d1024;box-shadow:0 10px 26px rgba(13,16,36,.16)}
.button-dark:hover{background:#1b1f3a;transform:translateY(-2px);box-shadow:0 16px 34px rgba(13,16,36,.2)}
.button-light{color:var(--ink);background:rgba(255,255,255,.75);border-color:var(--line-strong)}
.button-light:hover{background:#fff;border-color:var(--c1);color:var(--c1);transform:translateY(-2px)}
.button-signal{background:var(--grad-main);background-size:170% 100%;color:#fff;box-shadow:0 12px 28px rgba(79,70,229,.32)}
.button-signal:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 18px 38px rgba(124,58,237,.36)}
.button-text{height:auto;padding:6px 10px;color:var(--muted);border-radius:10px}
.button-text:hover{color:var(--ink);background:rgba(255,255,255,.8)}
.button-sm{height:34px;padding:0 14px;font-size:13px;border-radius:10px}
.button-lg{height:52px;padding:0 26px;font-size:15px;border-radius:14px}
.button-block{width:100%}
.button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}

/* ---------- ⑤ 零件 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;padding:7px 14px;
  border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.78);
  font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;
  box-shadow:var(--shadow-sm);
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--c1);flex:none;animation:pulseDot 2.2s var(--ease) infinite}
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600}
.badge-ok{background:var(--ok-soft);color:var(--ok)}
.badge-warn{background:var(--warn-soft);color:var(--warn)}
.badge-err{background:var(--err-soft);color:var(--err)}
.badge-plain{background:var(--grad-soft);color:var(--signal-dark)}

.panel{
  background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:20px;padding:24px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .35s var(--ease),transform .35s var(--ease),border-color .35s var(--ease);
}
.panel:hover{box-shadow:var(--shadow);border-color:var(--line-strong);transform:translateY(-2px)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.panel-head h3{margin:0;font-size:17px;font-weight:640;letter-spacing:-.01em}
.panel-sub{color:var(--muted-2);font-size:12px}

.alert{border-radius:14px;padding:14px 16px;font-size:13.5px;line-height:1.7;border:1px solid}
.alert-info{background:var(--grad-soft);border-color:rgba(79,70,229,.24);color:#1f2a6b}
.alert-warn{background:var(--warn-soft);border-color:rgba(217,119,6,.28);color:#6b4a12}
.alert-err{background:var(--err-soft);border-color:rgba(225,29,72,.24);color:#8a2420}

/* ---------- ⑥ 表单 / 标签页 / 表格 ---------- */
.field{display:block;margin-bottom:16px}
.field > span{display:block;font-size:13px;font-weight:560;margin-bottom:7px}
.input,.select,.textarea{
  width:100%;height:46px;padding:0 14px;border-radius:12px;
  border:1px solid var(--line-strong);background:#fff;color:var(--ink);
  font-size:15px;font-family:inherit;
  transition:border-color .2s var(--ease),box-shadow .25s var(--ease),transform .25s var(--ease);
}
.textarea{height:auto;padding:12px 14px;line-height:1.6;resize:vertical}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--c1);box-shadow:0 0 0 4px var(--signal-soft)}
.hint{font-size:12px;color:var(--muted-2);margin-top:6px}
.err-text{font-size:12.5px;color:var(--err);margin-top:6px;min-height:18px}

.tabs{display:flex;gap:6px;padding:5px;background:rgba(13,16,36,.045);border-radius:14px;margin-bottom:22px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{
  flex:1;min-width:96px;height:38px;border:none;border-radius:10px;background:transparent;
  font-size:14px;font-weight:560;color:var(--muted);cursor:pointer;font-family:inherit;white-space:nowrap;
  transition:all .3s var(--ease);
}
.tab:hover{color:var(--ink)}
.tab.active{background:#fff;color:var(--c1);box-shadow:var(--shadow-sm);transform:translateY(-1px)}

/* 横向可滑动的表格容器：手机上左右滑，不会被裁掉 */
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  overscroll-behavior-x:contain;touch-action:pan-x pan-y;
  margin:0 -6px;padding:0 6px 2px;
}
.table{width:100%;border-collapse:collapse;font-size:13.5px}
.table th{
  text-align:left;font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted-2);font-weight:600;padding:0 12px 10px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.table td{padding:12px;border-bottom:1px solid var(--line)}
.table tr:last-child td{border-bottom:none}
.table tbody tr{transition:background .2s var(--ease)}
.table tbody tr:hover{background:rgba(79,70,229,.045)}
.table .num{text-align:right;font-variant-numeric:tabular-nums}

.kv{display:grid;gap:0}
.kv-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.kv-row:last-child{border-bottom:none}
.kv-row span:first-child{color:var(--muted)}
.kv-row strong{font-weight:600;font-variant-numeric:tabular-nums;min-width:0;overflow-wrap:anywhere}

.codeblock{position:relative;margin:0}
pre.code{
  margin:0;padding:16px;border-radius:14px;color:#d7e2ff;
  font-size:12.5px;line-height:1.75;
  background:linear-gradient(150deg,#0f1226,#151a3a 55%,#0d1b2e);
  border:1px solid rgba(120,130,220,.22);
  overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;
  font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;
}
pre.code .k{color:#8fb0ff}
pre.code .s{color:#7ff0b8}
pre.code .c{color:#79839f}
.copy-btn{
  position:absolute;top:10px;right:10px;height:28px;padding:0 10px;border-radius:8px;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#d7e2ff;
  font-size:11px;cursor:pointer;font-family:inherit;
  transition:background .25s var(--ease),transform .25s var(--spring);
}
.copy-btn:hover{background:rgba(255,255,255,.2);transform:translateY(-1px)}

/* ---------- ⑦ 页面：首页 ---------- */
.hero{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(24px,4vw,56px);align-items:center;max-width:1180px;margin:0 auto;
}
.hero > *{animation:riseIn .8s var(--ease) both}
.hero > *:nth-child(2){animation-delay:.14s}
h1{margin:20px 0 0;font-size:clamp(32px,6.2vw,62px);line-height:1.08;letter-spacing:-.035em;font-weight:700}
h1 em{
  font-style:normal;
  background:var(--grad-main);background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:gradShift 6s var(--ease) infinite alternate;
}
.lede{margin:20px 0 0;max-width:46ch;font-size:clamp(15px,1.6vw,17px);line-height:1.72;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.checks{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:26px;color:var(--muted);font-size:13px}
.checks span{display:inline-flex;align-items:center;gap:8px}
.checks svg{flex:none;color:var(--c3)}
.hero-card{
  position:relative;border:1px solid var(--line);border-radius:22px;
  background:rgba(255,255,255,.85);box-shadow:var(--shadow);padding:22px;overflow:hidden;
  animation:floaty 6s var(--ease) infinite alternate,riseIn .8s var(--ease) both;
  animation-delay:0s,.14s;
}
.hero-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad-main);background-size:200% 100%;animation:gradShift 6s linear infinite alternate}
.card-label{display:flex;justify-content:space-between;color:var(--muted-2);font-size:10px;letter-spacing:.16em;text-transform:uppercase}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:16px}
.stat{
  border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff;
  transition:transform .3s var(--spring),box-shadow .3s var(--ease),border-color .3s;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:var(--c3)}
.stat strong{display:block;font-size:15px;font-weight:600;margin-top:4px}
.stat span{font-size:10px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase}

.marquee-wrap{max-width:1180px;margin:clamp(48px,8vw,96px) auto 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(26px,4vw,44px) 0}
.marquee-head{display:flex;justify-content:space-between;gap:16px;color:var(--muted-2);font-size:10px;letter-spacing:.18em;text-transform:uppercase}
.marquee{margin-top:18px;font-size:clamp(26px,7.4vw,78px);line-height:1.06;letter-spacing:-.04em;font-weight:700;overflow-wrap:anywhere}
.marquee .outline{color:transparent;-webkit-text-stroke:1.4px var(--line-strong)}
.marquee .signal{
  background:var(--grad-main);background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:gradShift 5s linear infinite alternate;
}

.cards{max-width:1180px;margin:0 auto;padding:clamp(40px,6vw,72px) 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.card{
  position:relative;border:1px solid var(--line);border-radius:20px;
  background:rgba(255,255,255,.86);padding:26px;overflow:hidden;
  transition:transform .35s var(--spring),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.card-num{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2)}
.card h3{margin:22px 0 10px;font-size:20px;letter-spacing:-.02em;font-weight:640}
.card p{margin:0;color:var(--muted);font-size:14px;line-height:1.72}
.card-bar{height:3px;width:38px;border-radius:2px;margin-top:22px;background:var(--grad-main);transition:width .45s var(--ease)}
.card:hover .card-bar{width:74px}
.cards .card:nth-child(3n+1){--accent:var(--c1)}
.cards .card:nth-child(3n+2){--accent:var(--c2)}
.cards .card:nth-child(3n+3){--accent:var(--c3)}
.cards .card:nth-child(3n+2) .card-bar{background:var(--grad-warm)}
.cards .card:nth-child(3n+3) .card-bar{background:var(--grad-mint)}
.cards .card::after{
  content:"";position:absolute;top:-40%;right:-30%;width:60%;height:80%;border-radius:50%;
  background:var(--accent,var(--c1));opacity:.07;filter:blur(26px);transition:opacity .4s var(--ease);
}
.cards .card:hover::after{opacity:.16}

.cta{
  max-width:1180px;margin:clamp(48px,7vw,88px) auto 0;border-radius:26px;
  background:linear-gradient(135deg,#101433,#181e46 55%,#0e2437);color:#fff;
  padding:clamp(32px,5vw,56px);position:relative;overflow:hidden;
  box-shadow:0 30px 70px rgba(16,20,51,.28);
}
.cta::after{
  content:"";position:absolute;right:-12%;bottom:-70%;width:52%;height:200%;
  background:radial-gradient(circle,rgba(124,58,237,.55),transparent 62%);
  pointer-events:none;animation:floaty 8s var(--ease) infinite alternate;
}
.cta::before{
  content:"";position:absolute;left:-20%;top:-60%;width:50%;height:180%;
  background:radial-gradient(circle,rgba(6,182,212,.4),transparent 64%);
  pointer-events:none;animation:floaty 10s var(--ease) infinite alternate-reverse;
}
.cta h2{margin:0;font-size:clamp(24px,4vw,40px);letter-spacing:-.03em;line-height:1.15;position:relative}
.cta p{margin:14px 0 0;color:#aab3cf;font-size:15px;max-width:52ch;line-height:1.7;position:relative}
.cta .hero-actions{position:relative}
.cta .button-light{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.24);color:#fff}
.cta .button-light:hover{background:rgba(255,255,255,.2);border-color:#fff;color:#fff}

footer{
  margin-top:clamp(40px,6vw,72px);padding:26px var(--pad);
  border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;color:var(--muted-2);font-size:12px;
}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer nav a{transition:color .2s var(--ease),transform .25s var(--spring)}
footer nav a:hover{color:var(--c1);transform:translateY(-1px)}

.page-head{max-width:1180px;margin:0 auto;padding:clamp(36px,6vw,64px) 0 0}
.page-head h1{font-size:clamp(30px,5vw,48px);margin:14px 0 0}
.page-head .lede{margin-top:16px;max-width:60ch}
.page-head > *{animation:riseIn .7s var(--ease) both}
.page-head > *:nth-child(2){animation-delay:.08s}
.page-head > *:nth-child(3){animation-delay:.16s}
main{padding:clamp(20px,4vw,44px) var(--pad) 0}
.section{max-width:1180px;margin:clamp(32px,5vw,56px) auto 0}

.auth-wrap{max-width:460px;margin:clamp(20px,5vw,48px) auto 0}
.auth-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;
  padding:clamp(22px,4vw,32px);box-shadow:var(--shadow);position:relative;overflow:hidden;
  animation:popIn .6s var(--spring) both;
}
.auth-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad-main);background-size:200% 100%;animation:gradShift 6s linear infinite alternate}
.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.auth-note{margin-top:18px;font-size:12px;color:var(--muted-2);text-align:center;line-height:1.7}

.dash-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.stat-card{
  position:relative;border:1px solid var(--line);border-radius:18px;background:#fff;padding:20px;overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .35s var(--spring),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.stat-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--accent,var(--grad-main));transition:width .35s var(--ease);
}
.stat-card:hover::before{width:5px}
.stat-grid .stat-card:nth-child(4n+1){--accent:var(--grad-main)}
.stat-grid .stat-card:nth-child(4n+2){--accent:var(--grad-mint)}
.stat-grid .stat-card:nth-child(4n+3){--accent:var(--grad-warm)}
.stat-grid .stat-card:nth-child(4n+4){--accent:linear-gradient(120deg,var(--c3),var(--c2))}
.stat-card .lbl{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.stat-card .val{font-size:26px;font-weight:700;letter-spacing:-.02em;margin-top:8px;font-variant-numeric:tabular-nums}
.stat-card .sub{font-size:12px;color:var(--muted);margin-top:4px}
.console-shell{display:grid;grid-template-columns:212px minmax(0,1fr);gap:22px;align-items:start}
.console-side{
  position:sticky;top:82px;display:flex;flex-direction:column;gap:10px;padding:12px 10px;
  border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.82);
  box-shadow:var(--shadow-sm);
}
.side-group{display:flex;flex-direction:column;gap:3px}
.side-title{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);padding:4px 10px 6px}
.side-item{
  display:flex;align-items:center;gap:9px;height:38px;padding:0 11px;border:none;border-radius:11px;
  background:transparent;color:var(--muted);font-family:inherit;font-size:13.5px;font-weight:560;
  cursor:pointer;text-align:left;white-space:nowrap;
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--spring),box-shadow .25s var(--ease);
}
.side-item .si{width:16px;height:16px;flex:none;opacity:.85}
.side-item:hover{background:rgba(13,16,36,.05);color:var(--ink);transform:translateX(1px)}
.side-item.active{background:#fff;color:var(--c1);box-shadow:var(--shadow-sm)}
.console-main{min-width:0;display:flex;flex-direction:column;gap:20px}
.console-main > *{min-width:0}
.console-shell .section{margin-top:0}
[data-pane]{display:flex;flex-direction:column;gap:20px}
[data-pane].hide{display:none}
[id^="sec-"]{scroll-margin-top:96px}
/* ---------- 窄屏防溢出：flex 列里的子项必须能收缩到容器宽 ---------- */
.console-main > *,[data-pane] > *{min-width:0;width:100%}
[data-pane],.console-main{max-width:100%}
.section{min-width:0}
.panel-head{min-width:0}
.kv-row{flex-wrap:wrap;row-gap:6px}
.kv-row > span{min-width:0}
.kv-row > span:last-child{flex-wrap:wrap;justify-content:flex-end}
.codeblock{max-width:100%}
pre.code{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
.kc-val,.kc-key{min-width:0}

/* ---------- API Key：竖排「标签—值」卡片 ---------- */
.key-card{
  border:1px solid var(--line);border-radius:18px;background:#fff;margin-bottom:12px;overflow:hidden;
  transition:transform .3s var(--spring),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.key-card:last-child{margin-bottom:0}
.key-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:var(--c1)}
.key-card.key-cur{border-color:rgba(79,70,229,.40)}
.kc-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 16px;
  border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(79,70,229,.055),transparent);
}
.kc-who{display:flex;align-items:center;gap:11px;min-width:0}
.kc-av{
  width:34px;height:34px;flex:none;border-radius:10px;display:grid;place-items:center;
  font-size:13px;font-weight:700;color:#fff;background:var(--grad-main);
}
.kc-tt{min-width:0}
.kc-name{font-size:14.5px;font-weight:620;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kc-sub{font-size:11.5px;color:var(--muted-2);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kc-rows{display:flex;flex-direction:column;padding:4px 16px}
.kc-row{display:flex;align-items:baseline;gap:14px;padding:9px 0;border-bottom:1px dashed var(--line)}
.kc-row:last-child{border-bottom:none}
.kc-lbl{flex:0 0 76px;font-size:12.5px;color:var(--muted-2)}
.kc-val{flex:1;min-width:0;font-size:13.5px;color:var(--ink);word-break:break-word}
.kc-row-key .kc-val{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.kc-key{word-break:break-all;font-size:12.5px;color:var(--c1)}
.kc-actions{display:flex;gap:8px;flex-wrap:wrap;padding:12px 16px;border-top:1px solid var(--line);background:rgba(13,16,36,.02)}
.doc{max-width:780px;margin:0 auto}
.doc h2{font-size:22px;letter-spacing:-.02em;margin:44px 0 14px;padding-left:12px;position:relative}
.doc h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;background:var(--grad-main)}
.doc h2:first-child{margin-top:0}
.doc h3{font-size:16.5px;margin:28px 0 10px}
.doc p{color:var(--muted);font-size:14.5px;line-height:1.8;margin:12px 0}
.doc ul,.doc ol{color:var(--muted);font-size:14.5px;line-height:1.85;padding-left:20px;margin:12px 0}
.doc li{margin:6px 0}
.doc strong{color:var(--ink)}
.doc .codeblock{margin:16px 0}
.toc{border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.78);padding:18px 20px;margin-bottom:8px;box-shadow:var(--shadow-sm)}
.toc ol{margin:0;padding-left:18px;font-size:13.5px;line-height:1.9}
.toc a:hover{color:var(--c1)}

.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(152px,1fr));gap:14px}
.price-grid .price-card{padding:18px}
.price-grid .price-name{font-size:15px}
.price-grid .price-val{font-size:26px;margin-top:10px}
.price-grid .price-list{font-size:12.5px;margin-top:12px}
.price-grid .price-card .button{margin-top:16px}
.price-card{
  position:relative;border:1px solid var(--line);border-radius:20px;background:#fff;padding:24px;
  display:flex;flex-direction:column;
  transition:transform .35s var(--spring),box-shadow .35s var(--ease),border-color .35s;
}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.price-card.featured{border-color:var(--c1);box-shadow:0 20px 50px rgba(79,70,229,.16)}
.price-card.featured::after{
  content:"推荐";position:absolute;top:14px;right:14px;
  background:var(--grad-main);color:#fff;font-size:10px;font-weight:700;letter-spacing:.1em;
  padding:4px 10px;border-radius:999px;box-shadow:0 8px 18px rgba(79,70,229,.3);
}
.price-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.price-name{font-size:16px;font-weight:640}
.price-val{font-size:30px;font-weight:700;letter-spacing:-.03em;margin-top:14px}
.price-val small{font-size:13px;font-weight:500;color:var(--muted-2);letter-spacing:0}
.price-list{list-style:none;padding:0;margin:18px 0 0;font-size:13.5px;color:var(--muted);flex:1}
.price-list li{padding:7px 0;display:flex;gap:8px;align-items:flex-start}
.price-list li::before{content:"✓";color:var(--c1);font-weight:700;flex:none}
.price-card .button{margin-top:20px}

.status-list{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden;box-shadow:var(--shadow-sm)}
.status-row{display:flex;align-items:center;gap:14px;padding:16px 20px;border-bottom:1px solid var(--line);font-size:14px;transition:background .25s var(--ease)}
.status-row:hover{background:rgba(79,70,229,.04)}
.status-row:last-child{border-bottom:none}
.status-row .name{flex:1;font-weight:560}
.status-row .note{color:var(--muted-2);font-size:12.5px}
.status-dot{width:9px;height:9px;border-radius:50%;flex:none;position:relative}
.status-dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid currentColor;opacity:.35;animation:pulseRing 2.4s var(--ease) infinite}
.status-dot.ok{background:var(--ok);color:var(--ok)}
.status-dot.warn{background:var(--warn);color:var(--warn)}
.status-dot.err{background:var(--err);color:var(--err)}

.toast{
  position:fixed;left:50%;bottom:calc(30px + env(safe-area-inset-bottom));transform:translate(-50%,24px) scale(.96);
  background:linear-gradient(135deg,#141834,#1c2350);color:#fff;padding:12px 20px;border-radius:12px;font-size:13.5px;
  opacity:0;pointer-events:none;z-index:100;
  transition:opacity .3s var(--ease),transform .35s var(--spring);
  box-shadow:0 20px 44px rgba(13,16,36,.34);max-width:calc(100vw - 40px);
  border:1px solid rgba(255,255,255,.12);
}
.toast.show{opacity:1;transform:translate(-50%,0) scale(1)}

/* 滚动进入视口的元素（由 app.js 加 .reveal / .in） */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- ⑧ 动效 ---------- */
@keyframes riseIn{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
@keyframes popIn{from{opacity:0;transform:scale(.94) translateY(12px)}to{opacity:1;transform:none}}
@keyframes floaty{from{transform:translateY(0)}to{transform:translateY(-12px)}}
@keyframes gradShift{from{background-position:0% 50%}to{background-position:100% 50%}}
@keyframes pulseDot{0%,100%{box-shadow:0 0 0 0 rgba(79,70,229,.45)}50%{box-shadow:0 0 0 6px rgba(79,70,229,0)}}
@keyframes pulseRing{0%{transform:scale(.7);opacity:.5}70%{transform:scale(1.5);opacity:0}100%{opacity:0}}
@keyframes auroraA{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(6vw,4vh,0) scale(1.12)}}
@keyframes auroraB{from{transform:translate3d(0,0,0) scale(1.05)}to{transform:translate3d(-7vw,5vh,0) scale(1)}}

/* 跨页面切换的淡入淡出（支持的浏览器才有，不支持不影响） */
@view-transition{navigation:auto}
::view-transition-old(root){animation:vtOut .22s var(--ease) both}
::view-transition-new(root){animation:vtIn .3s var(--ease) both}
@keyframes vtOut{to{opacity:0;transform:translateY(-6px)}}
@keyframes vtIn{from{opacity:0;transform:translateY(8px)}}

/* 控制台边栏：窄屏转横向滑条 */
@media(max-width:880px){
  .console-shell{grid-template-columns:1fr;gap:14px}
  .console-side{
    position:static;flex-direction:row;gap:6px;padding:6px;border-radius:14px;
    overflow-x:auto;scrollbar-width:none;
  }
  .console-side::-webkit-scrollbar{display:none}
  .side-group{flex-direction:row;gap:6px}
  .side-title{display:none}
  .side-item{height:34px;border-radius:9px;padding:0 11px}
  .kc-lbl{flex-basis:66px}
}
/* ---------- ⑨ 响应式 ---------- */
@media (max-width:900px){
  .hero{grid-template-columns:1fr}
  .hero-card{order:-1}
  .nav{flex-wrap:wrap;padding-top:10px;gap:8px;min-height:0}
  .nav .brand{order:1}
  .nav-actions{order:2;margin-left:auto}
  .nav-spacer{display:none}
  .nav-links{
    order:3;flex-basis:100%;margin:0;padding:2px 0 10px;gap:6px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;
    scrollbar-width:none;
    -webkit-mask-image:linear-gradient(90deg,#000 92%,transparent);
    mask-image:linear-gradient(90deg,#000 92%,transparent);
  }
  .nav-links::-webkit-scrollbar{display:none}
  .nav-links a{background:rgba(255,255,255,.75);border:1px solid var(--line);padding:7px 12px}
}
@media (max-width:560px){
  .brand span.full{display:none}
  .marquee{font-size:clamp(24px,10vw,40px);letter-spacing:-.03em}
  .marquee br{display:none}
  .hero-stats{grid-template-columns:1fr 1fr}
  .button-lg{height:48px;padding:0 20px;font-size:14.5px}
  .panel{padding:18px;border-radius:18px}
  .section{margin-top:24px}
  .stat-card .val{font-size:22px}
  .hero-actions .button{flex:1 1 auto}
}
@media (max-width:700px){
  .table{min-width:520px}
  .table td,.table th{padding:10px}
}

/* 尊重系统的「减少动态效果」 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
}

/* =========================================================
   主题覆盖 v3：黑灰 + 直角
   要再换肤，只改下面这组变量就行
   ========================================================= */
:root{
  --paper:#f4f4f5;
  --ink:#0a0a0b;
  --muted:#52525b;
  --muted-2:#8b8b93;
  --line:#e4e4e7;
  --line-strong:#c7c7cd;
  --c1:#18181b; --c2:#3f3f46; --c3:#71717a; --c4:#a1a1aa; --c5:#d4d4d8;
  --signal:#18181b; --signal-dark:#000;
  --signal-soft:rgba(24,24,27,.07);
  --grad-main:linear-gradient(120deg,#18181b,#3f3f46 55%,#71717a);
  --grad-warm:linear-gradient(120deg,#27272a,#71717a);
  --grad-mint:linear-gradient(120deg,#3f3f46,#a1a1aa);
  --grad-soft:linear-gradient(135deg,rgba(24,24,27,.06),rgba(63,63,70,.04));
  --ok:#3f3f46; --ok-soft:rgba(63,63,70,.10);
  --warn:#52525b; --warn-soft:rgba(82,82,91,.12);
  --err:#18181b; --err-soft:rgba(24,24,27,.10);
  --shadow:0 20px 50px rgba(9,9,11,.08);
  --shadow-sm:0 6px 18px rgba(9,9,11,.06);
}
html{
  background:
    linear-gradient(rgba(9,9,11,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(9,9,11,.03) 1px,transparent 1px),
    var(--paper);
  background-size:120px 120px,120px 120px,auto;
}
body::before{background:radial-gradient(circle at 32% 32%,rgba(24,24,27,.10),transparent 62%)}
body::after{background:radial-gradient(circle at 62% 38%,rgba(63,63,70,.08),transparent 62%),radial-gradient(circle at 38% 62%,rgba(113,113,122,.07),transparent 66%)}

/* 直角化：除圆形状态点外，圆角全部压到 2px */
.card,.panel,.hero-card,.stat-card,.auth-card,.price-card,.table-wrap,.toc,.status-list,
.badge,.button,.input,.select,.textarea,.tabs,.tab,.eyebrow,.toast,.stat,.key-row,
.codeblock,pre.code,.copy-btn,.brand-mark,.alert,.shop-frame,.shop-empty,.shop-box{border-radius:2px !important}
.dot,.status-dot{border-radius:999px}

.cta{background:linear-gradient(135deg,#0b0b0d,#18181b 60%,#27272a);box-shadow:0 24px 60px rgba(9,9,11,.26)}
.cta::after{background:radial-gradient(circle,rgba(255,255,255,.10),transparent 62%)}
.cta::before{background:radial-gradient(circle,rgba(255,255,255,.06),transparent 64%)}
pre.code{background:linear-gradient(150deg,#0b0b0d,#141417 55%,#1b1b1f);border-color:rgba(255,255,255,.10)}
.toast{background:linear-gradient(135deg,#0b0b0d,#27272a)}
.price-card.featured{border-color:var(--ink);box-shadow:0 16px 40px rgba(9,9,11,.10)}
.hero-card,.panel,.card,.stat-card{background:#fff}
.nav{background:rgba(244,244,245,.85)}
footer{border-color:var(--line)}

/* 商城内嵌小框 */
.shop-box{margin-top:4px}
.shop-frame{width:100%;height:min(72vh,640px);border:1px solid var(--line);background:#fff;display:block}
.shop-empty{padding:22px;border:1px dashed var(--line-strong);color:var(--muted);font-size:13.5px;text-align:center;background:rgba(255,255,255,.6)}

/* ===== 轻量模式（性能）=====
   卡顿的真凶只有两个，都跟「一直在动的重特效」有关：
   ① sticky 导航的 backdrop-filter：每滚动一帧都要重绘它背后的内容，手机上最贵；
   ② body::before/after 的 70px 模糊 + 无限动画：持续占 GPU 还耗电。
   小屏与「减少动态效果」偏好下走静态版本，观感基本一致。 */
@media (max-width: 900px), (prefers-reduced-motion: reduce) {
  .nav{background:rgba(245,246,253,.97);backdrop-filter:none;-webkit-backdrop-filter:none}
  body::before,body::after{animation:none;filter:blur(44px);opacity:.42}
  .brand-mark,.marquee .signal,.hero-card::before,.auth-card::before,
  .dot,.status-dot::after,.cta::before,.cta::after{animation:none}
  .cards .card::after{filter:blur(18px)}
  .reveal{opacity:1 !important;transform:none !important}
}
@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* ---------- 站内公告横幅（管理员在后台发布） ---------- */
.announce-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 9px 14px;
  font-size: 13px;
  line-height: 1.5;
  background: linear-gradient(90deg, #1b1b1f, #2a2a30);
  color: #f2f2f4;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.announce-bar span { flex: 1; text-align: center; word-break: break-word; }
.announce-bar button {
  flex: none;
  padding: 4px 10px;
  font-size: 12px;
  color: inherit;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .3);
  cursor: pointer;
}
.announce-bar button:hover { border-color: rgba(255, 255, 255, .6); }

/* ---------- 分组选择器：紧凑卡片浮层 + 缩放动画 ---------- */
.gp-bar{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap}
.gp-bar-label{font-size:12px;color:var(--muted);font-weight:600}
.gp-bar-hint{font-size:11.5px;color:var(--muted-2)}
.gp-btn{display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 10px;
  border:1px solid var(--line-strong);border-radius:10px;background:#fff;
  font:inherit;font-size:12.5px;font-weight:600;color:var(--ink);cursor:pointer;
  transition:border-color .15s var(--ease),box-shadow .15s var(--ease),transform .12s var(--ease)}
.gp-btn:hover{border-color:var(--signal);box-shadow:var(--shadow-sm)}
.gp-btn:active{transform:scale(.97)}
.gp-btn[aria-expanded="true"]{border-color:var(--signal)}
.gp-dot{width:7px;height:7px;border-radius:50%;background:var(--grad-main);flex:none}
.gp-caret{width:6px;height:6px;border-right:1.6px solid var(--muted);border-bottom:1.6px solid var(--muted);
  transform:rotate(45deg) translate(-1px,-1px);transition:transform .18s var(--ease);flex:none}
.gp-btn[aria-expanded="true"] .gp-caret{transform:rotate(-135deg) translate(-1px,-1px)}
.gp-pop{position:fixed;z-index:70;min-width:200px;max-width:min(84vw,260px);padding:5px;
  border-radius:12px;background:#fff;border:1px solid var(--line);
  box-shadow:0 14px 34px rgba(16,18,24,.16);max-height:min(46vh,320px);overflow:auto;
  transform-origin:top center}
.gp-pop.gp-up{transform-origin:bottom center}
.gp-pop.gp-in{animation:gpIn .17s cubic-bezier(.2,.9,.3,1.35) both}
@keyframes gpIn{from{opacity:0;transform:translateY(-5px) scale(.93)}to{opacity:1;transform:none}}
.gp-item{display:flex;align-items:center;gap:8px;width:100%;padding:7px 9px;margin:0;
  border:0;border-radius:8px;background:transparent;font:inherit;text-align:left;cursor:pointer;
  transition:background .12s var(--ease)}
.gp-item:hover{background:rgba(16,18,24,.05)}
.gp-item[aria-checked="true"]{background:var(--signal-soft)}
.gp-item-main{display:flex;flex-direction:column;gap:1px;flex:1;min-width:0}
.gp-item-title{display:flex;align-items:center;gap:6px;min-width:0}
.gp-rate{flex:none;font-size:10.5px;font-weight:700;color:var(--c1);background:var(--signal-soft);
  border-radius:6px;padding:1px 5px;letter-spacing:.02em}
.gp-item-name{font-size:12.5px;font-weight:600;color:var(--ink);white-space:nowrap}
.gp-item-desc{font-size:11px;color:var(--muted-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gp-item-desc:empty{display:none}
.gp-tag{font-size:11px;font-weight:600;color:var(--muted-2);letter-spacing:.02em}
.gp-check{width:14px;flex:none;font-size:12px;text-align:center;color:var(--ok);opacity:0;transition:opacity .12s}
.gp-item[aria-checked="true"] .gp-check{opacity:1}
/* Key 列表：当前使用 / 已吊销 */
.key-cur{box-shadow:inset 0 0 0 1px var(--ok-soft)}
.key-off{opacity:.55}

/* ---------- 模型图标（单色 mask，跟随文字颜色） ---------- */
.mi{display:inline-block;width:14px;height:14px;background:currentColor;vertical-align:-2px;flex:none;
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:center;mask-position:center;
  -webkit-mask-size:contain;mask-size:contain}
.mi-sm{width:12px;height:12px;vertical-align:-1px}
.mi-xs{width:11px;height:11px;vertical-align:-1px}
.mi-deepseek{-webkit-mask-image:url(/assets/icons/deepseek.svg);mask-image:url(/assets/icons/deepseek.svg)}
.mi-openai{-webkit-mask-image:url(/assets/icons/openai.svg);mask-image:url(/assets/icons/openai.svg)}
.mi-google{-webkit-mask-image:url(/assets/icons/google.svg);mask-image:url(/assets/icons/google.svg)}
.mi-anthropic{-webkit-mask-image:url(/assets/icons/anthropic.svg);mask-image:url(/assets/icons/anthropic.svg)}
.mi-free{-webkit-mask-image:url(/assets/icons/free.svg);mask-image:url(/assets/icons/free.svg)}
.gp-icons{display:inline-flex;align-items:center;gap:3px;margin-right:1px;color:var(--muted)}
.gp-item[aria-checked="true"] .gp-icons{color:var(--ok)}
.mi-cell{display:inline-flex;align-items:center;gap:6px}