/* Inter Images — 前台樣式（預設淺色，可切深色） */
:root{
  --bg:#f6f7fb; --bg-2:#eef0f8; --panel:#ffffff; --panel-2:#f3f5fb;
  --line:#0f172a14; --line-2:#0f172a26;
  --txt:#0f172a; --mut:#5b6478; --faint:#8a93a8;
  --acc:#6d28d9; --acc-2:#0284c7; --acc-soft:#ede9fe;
  --brand:linear-gradient(100deg,#7c3aed,#0ea5e9);
  --ok:#059669; --ok-bg:#05966914; --warn:#b45309; --warn-bg:#f59e0b1a; --err:#dc2626; --err-bg:#dc262612; --pink:#db2777; --pink-bg:#db277714; --info:#2563eb; --info-bg:#2563eb12;
  --shadow:0 1px 2px #0f172a0d, 0 12px 32px -12px #0f172a26;
  --r:14px; --ease:cubic-bezier(.23,1,.32,1);
  --font:"Noto Sans TC","Microsoft JhengHei","PingFang TC",system-ui,-apple-system,sans-serif;
  --mono:"Cascadia Code","JetBrains Mono",Consolas,monospace;
  --code-bg:#0b1020; --code-txt:#e2e8f0;
}
:root[data-theme="dark"]{
  --bg:#0a0e1a; --bg-2:#0f1527; --panel:#121a30; --panel-2:#18213c;
  --line:#ffffff14; --line-2:#ffffff26;
  --txt:#e8ecf8; --mut:#9aa5c3; --faint:#6f7a98;
  --acc:#a78bfa; --acc-2:#38bdf8; --acc-soft:#2a2350;
  --ok:#34d399; --ok-bg:#34d39920; --warn:#fbbf24; --warn-bg:#fbbf2420; --err:#f87171; --err-bg:#f8717120; --pink:#f472b6; --pink-bg:#f472b620; --info:#60a5fa; --info-bg:#60a5fa20;
  --shadow:0 1px 2px #0006, 0 18px 40px -18px #000c;
  --code-bg:#060912;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--txt);background:var(--bg);line-height:1.65;font-size:15px;-webkit-font-smoothing:antialiased}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
code{font-family:var(--mono);font-size:.88em;background:var(--panel-2);padding:.1em .4em;border-radius:6px;border:1px solid var(--line)}
pre{margin:0}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 導覽列 ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:18px;color:var(--txt)}
.logo:hover{text-decoration:none}
.logo .mark{width:34px;height:34px;border-radius:10px;background:var(--brand);display:grid;place-items:center;color:#fff;font-size:17px}
.nav-links{display:flex;gap:4px;margin-left:12px}
.nav-links a{color:var(--mut);font-weight:600;font-size:14px;padding:7px 12px;border-radius:9px}
.nav-links a:hover,.nav-links a.on{color:var(--txt);background:var(--panel-2);text-decoration:none}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.icon-btn{width:38px;height:38px;border-radius:10px;border:1px solid var(--line-2);background:var(--panel);color:var(--txt);display:grid;place-items:center;cursor:pointer;font-size:16px}
.icon-btn:hover{border-color:var(--acc)}
@media(max-width:760px){.nav-links{display:none}}

/* ---------- 按鈕 / 表單 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 16px;border-radius:10px;border:1px solid var(--line-2);background:var(--panel);color:var(--txt);font:inherit;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;transition:filter .15s,transform .1s,border-color .15s,background .15s}
.btn:hover:not(:disabled){border-color:var(--acc);text-decoration:none}
.btn:active:not(:disabled){transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--brand);border-color:transparent;color:#fff}
.btn-primary:hover:not(:disabled){filter:brightness(1.08);border-color:transparent}
.btn-ghost{background:transparent}
.btn-danger{color:var(--err);border-color:color-mix(in srgb,var(--err) 40%,transparent);background:var(--err-bg)}
.btn-sm{padding:5px 11px;font-size:13px;border-radius:8px}
.btn-lg{padding:13px 24px;font-size:16px;border-radius:12px}
.btn-block{width:100%}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13px;font-weight:700;color:var(--mut)}
.inp{width:100%;border:1px solid var(--line-2);background:var(--panel);color:var(--txt);border-radius:10px;padding:10px 12px;font:inherit;font-size:14.5px;transition:border-color .15s,box-shadow .15s}
.inp:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px color-mix(in srgb,var(--acc) 22%,transparent)}
textarea.inp{min-height:110px;resize:vertical}
.hint{font-size:12.5px;color:var(--faint)}

/* ---------- 卡片 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:20px 22px}
.card + .card{margin-top:16px}
.card h3{margin:0 0 14px;font-size:16px;display:flex;align-items:center;gap:8px}
.card h3 .right{margin-left:auto}
.badge{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;padding:2px 9px;border-radius:99px;background:var(--panel-2);color:var(--mut);border:1px solid var(--line);white-space:nowrap}
.badge.ok{background:var(--ok-bg);color:var(--ok);border-color:transparent}
.badge.err{background:var(--err-bg);color:var(--err);border-color:transparent}
.badge.warn{background:var(--warn-bg);color:var(--warn);border-color:transparent}
.badge.info{background:var(--info-bg);color:var(--info);border-color:transparent}
.badge.pink{background:var(--pink-bg);color:var(--pink);border-color:transparent}
.note{padding:12px 14px;border-radius:12px;background:var(--info-bg);font-size:14px;border:1px solid var(--line)}
.note.warn{background:var(--warn-bg)}
.note.err{background:var(--err-bg);color:var(--err)}
.note.ok{background:var(--ok-bg)}
.muted{color:var(--mut)}
.faint{color:var(--faint)}
.mono{font-family:var(--mono);font-size:13px}
.pos{color:var(--ok);font-weight:800}
.neg{color:var(--err);font-weight:800}

/* ---------- 首頁 ---------- */
.hero{position:relative;overflow:hidden;padding:84px 0 70px}
.hero::before{content:'';position:absolute;inset:-40% -10% auto auto;width:780px;height:780px;border-radius:50%;background:radial-gradient(closest-side,#8b5cf633,transparent);pointer-events:none}
.hero::after{content:'';position:absolute;inset:auto auto -50% -15%;width:720px;height:720px;border-radius:50%;background:radial-gradient(closest-side,#0ea5e926,transparent);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;color:var(--acc);background:var(--acc-soft);padding:5px 12px;border-radius:99px}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.12;margin:18px 0 16px;letter-spacing:-.02em}
.hero h1 .grad{background:var(--brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:18px;color:var(--mut);margin:0 0 28px;max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hero-stats b{display:block;font-size:24px}
.hero-stats span{font-size:13px;color:var(--mut)}
.codewin{background:var(--code-bg);border-radius:16px;box-shadow:0 30px 70px -30px #0f172a99;overflow:hidden;border:1px solid #ffffff14}
.codewin .bar{display:flex;align-items:center;gap:6px;padding:11px 14px;border-bottom:1px solid #ffffff12}
.codewin .bar i{width:11px;height:11px;border-radius:50%;background:#ef4444}
.codewin .bar i:nth-child(2){background:#f59e0b}
.codewin .bar i:nth-child(3){background:#22c55e}
.codewin .bar span{margin-left:10px;color:#94a3b8;font-size:12px;font-family:var(--mono)}
.codewin pre{padding:16px 18px;color:var(--code-txt);font-family:var(--mono);font-size:12.8px;line-height:1.7;overflow-x:auto;white-space:pre}
.tk-k{color:#c4b5fd}.tk-s{color:#86efac}.tk-c{color:#64748b}.tk-n{color:#fda4af}.tk-f{color:#7dd3fc}
.section{padding:70px 0}
.section h2{font-size:clamp(26px,3.4vw,36px);margin:0 0 10px;text-align:center;letter-spacing:-.01em}
.section .sub{color:var(--mut);text-align:center;margin:0 auto 40px;max-width:640px}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{padding:24px}
.feature .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:22px;background:var(--acc-soft);margin-bottom:14px}
.feature h4{margin:0 0 6px;font-size:17px}
.feature p{margin:0;color:var(--mut);font-size:14px}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:step}
.flow .step{position:relative;padding:22px 20px}
.flow .step::before{counter-increment:step;content:counter(step);position:absolute;top:-14px;left:18px;width:30px;height:30px;border-radius:9px;background:var(--brand);color:#fff;font-weight:900;display:grid;place-items:center}
.flow .step h4{margin:6px 0 6px}
.flow .step p{margin:0;font-size:14px;color:var(--mut)}
.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.price{padding:24px}
.price h4{margin:0;font-size:18px}
.price .mid{font-family:var(--mono);font-size:12.5px;color:var(--mut);margin-bottom:14px;word-break:break-all}
.price table{width:100%;border-collapse:collapse;font-size:14px}
.price td,.price th{padding:7px 4px;border-bottom:1px solid var(--line);text-align:left}
.price th{color:var(--mut);font-size:12.5px}
.price td.n{text-align:right;font-weight:800}
.cta-band{background:var(--brand);color:#fff;border-radius:22px;padding:44px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cta-band h3{margin:0;font-size:26px}
.cta-band p{margin:6px 0 0;opacity:.9}
.cta-band .btn{background:#fff;color:#4c1d95;border:none}
.footer{border-top:1px solid var(--line);padding:30px 0;color:var(--mut);font-size:13.5px}
.footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-notice{background:var(--brand);color:#fff;text-align:center;font-size:13.5px;padding:7px 16px;font-weight:600}
@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr}
  .features{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr;row-gap:30px}
}
@media(max-width:560px){.features,.flow{grid-template-columns:1fr}.cta-band{padding:28px}}

/* ---------- 登入 ---------- */
.auth-wrap{min-height:calc(100vh - 64px);display:grid;place-items:center;padding:40px 16px}
.auth-card{width:100%;max-width:420px;padding:32px}
.auth-card h1{margin:0 0 4px;font-size:24px;text-align:center}
.auth-card .sub{color:var(--mut);text-align:center;margin:0 0 22px;font-size:14px}
.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--panel-2);border-radius:11px;padding:4px;margin-bottom:20px}
.seg button{border:none;background:none;padding:9px;border-radius:8px;font:inherit;font-weight:800;color:var(--mut);cursor:pointer}
.seg button.on{background:var(--panel);color:var(--txt);box-shadow:var(--shadow)}
.divider{display:flex;align-items:center;gap:12px;color:var(--faint);font-size:12.5px;margin:18px 0}
.divider::before,.divider::after{content:'';flex:1;height:1px;background:var(--line-2)}
#g-btn{display:flex;justify-content:center;min-height:44px}

/* ---------- 會員中心 ---------- */
.console{display:grid;grid-template-columns:230px minmax(0,1fr);gap:24px;padding:28px 20px 60px;max-width:1280px;margin:0 auto}
.console>main,.docs>article{min-width:0}
.side{position:sticky;top:88px;align-self:start;display:flex;flex-direction:column;gap:4px}
.side a{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:11px;color:var(--mut);font-weight:700;font-size:14.5px}
.side a:hover{background:var(--panel);color:var(--txt);text-decoration:none}
.side a.on{background:var(--panel);color:var(--txt);box-shadow:var(--shadow)}
.side .bal{margin-top:12px;padding:16px;border-radius:14px;background:var(--brand);color:#fff}
.side .bal small{opacity:.85;font-size:12.5px}
.side .bal b{display:block;font-size:28px;line-height:1.2}
.side .bal a{color:#fff;background:#ffffff26;padding:6px 10px;margin-top:10px;font-size:13px;justify-content:center;border-radius:9px}
@media(max-width:860px){.console{grid-template-columns:1fr}.side{position:static;flex-direction:row;overflow-x:auto}.side .bal{display:none}.side a{flex:none}}
.page-title{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.page-title h2{margin:0;font-size:24px}
.page-title p{margin:2px 0 0;color:var(--mut);font-size:14px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}
.stat{padding:16px 18px}
.stat .l{font-size:13px;color:var(--mut)}
.stat .v{font-size:26px;font-weight:900;line-height:1.25}
.stat .s{font-size:12.5px;color:var(--faint)}
@media(max-width:900px){.stats{grid-template-columns:1fr 1fr}}
.tbl-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:640px}
.tbl th{text-align:left;font-size:12.5px;color:var(--mut);font-weight:700;padding:9px 10px;border-bottom:1px solid var(--line-2);white-space:nowrap}
.tbl td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl .clip{max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tbl .acts{text-align:right;white-space:nowrap}
.thumb{width:48px;height:48px;border-radius:9px;object-fit:cover;border:1px solid var(--line);background:var(--panel-2);display:block;cursor:zoom-in}
.thumb.ph{display:grid;place-items:center;color:var(--faint);cursor:default}
.keybox{font-family:var(--mono);font-size:14px;background:var(--panel-2);border:1px dashed var(--acc);border-radius:12px;padding:14px;word-break:break-all;user-select:all}
.empty{padding:44px 0;text-align:center;color:var(--faint)}
.empty .ic{font-size:32px;margin-bottom:6px}
.loading{padding:40px 0;text-align:center;color:var(--mut)}
.spin{display:inline-block;width:16px;height:16px;border:2px solid var(--line-2);border-top-color:var(--acc);border-radius:50%;animation:spin .8s linear infinite;vertical-align:-3px;margin-right:6px}
@keyframes spin{to{transform:rotate(360deg)}}
.pager{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:14px;font-size:13.5px;color:var(--mut)}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.chip{border:1px solid var(--line-2);background:var(--panel);color:var(--mut);border-radius:99px;padding:5px 12px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}
.chip.on{background:var(--acc-soft);color:var(--acc);border-color:var(--acc)}
.bars{display:flex;align-items:flex-end;gap:6px;height:120px;padding-top:10px}
.bars .b{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:11px;color:var(--faint)}
.bars .b i{display:block;width:100%;max-width:34px;border-radius:7px 7px 3px 3px;background:var(--brand);min-height:3px}
.ann{padding:12px 14px;border-radius:12px;margin-bottom:10px;border:1px solid var(--line)}
.ann.info{background:var(--info-bg)}.ann.warn{background:var(--warn-bg)}.ann.success{background:var(--ok-bg)}
.ann b{display:block}
.ann div{font-size:13.5px;color:var(--mut);white-space:pre-wrap}

/* ---------- 文件 ---------- */
.docs{display:grid;grid-template-columns:240px minmax(0,1fr);gap:34px;max-width:1240px;margin:0 auto;padding:30px 20px 80px}
.toc{position:sticky;top:88px;align-self:start;font-size:14px;max-height:calc(100vh - 110px);overflow:auto}
.toc a{display:block;color:var(--mut);padding:5px 10px;border-left:2px solid var(--line)}
.toc a:hover{color:var(--txt);border-left-color:var(--acc);text-decoration:none}
.toc .h{font-weight:900;color:var(--txt);margin:14px 0 4px;font-size:13px}
.doc h1{font-size:34px;margin:0 0 8px}
.doc h2{font-size:24px;margin:46px 0 12px;padding-top:12px;border-top:1px solid var(--line)}
.doc h3{font-size:18px;margin:28px 0 10px}
.doc p,.doc li{color:var(--mut)}
.doc p b,.doc li b{color:var(--txt)}
.doc table{width:100%;border-collapse:collapse;font-size:14px;margin:12px 0}
.doc th,.doc td{border:1px solid var(--line-2);padding:8px 10px;text-align:left;vertical-align:top}
.doc th{background:var(--panel-2)}
.code{position:relative;background:var(--code-bg);border-radius:12px;margin:12px 0;border:1px solid #ffffff12}
.code pre{padding:16px;color:var(--code-txt);font-family:var(--mono);font-size:13px;line-height:1.65;overflow-x:auto;white-space:pre}
.code .cp{position:absolute;top:8px;right:8px;background:#ffffff14;color:#cbd5e1;border:none;border-radius:7px;padding:4px 10px;font-size:12px;cursor:pointer}
.code .lang{position:absolute;top:10px;right:64px;color:#64748b;font-size:11.5px;font-family:var(--mono)}
.tabs-code .tbar{display:flex;gap:4px;margin-top:12px}
.tabs-code .tbar button{border:1px solid var(--line-2);background:var(--panel);color:var(--mut);border-radius:8px 8px 0 0;padding:6px 14px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}
.tabs-code .tbar button.on{background:var(--code-bg);color:#e2e8f0;border-color:var(--code-bg)}
.tabs-code .code{margin-top:0;border-top-left-radius:0}
.method{display:inline-block;font-family:var(--mono);font-weight:800;font-size:12px;padding:2px 8px;border-radius:6px;color:#fff;background:#16a34a;margin-right:6px}
.method.get{background:#2563eb}
.endpoint{font-family:var(--mono);font-size:14px;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin:10px 0;word-break:break-all}
@media(max-width:900px){.docs{grid-template-columns:1fr}.toc{display:none}}

/* ---------- Modal / Toast / Lightbox ---------- */
.modal-ov{position:fixed;inset:0;background:#0009;backdrop-filter:blur(3px);z-index:90;display:none;align-items:flex-start;justify-content:center;padding:7vh 16px;overflow-y:auto}
.modal-ov.open{display:flex}
.modal{background:var(--panel);border:1px solid var(--line-2);border-radius:18px;box-shadow:var(--shadow);width:100%;max-width:560px;animation:pop .2s var(--ease)}
.modal.lg{max-width:900px}
@keyframes pop{from{transform:translateY(8px) scale(.98);opacity:0}}
.modal .mh{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal .mh h3{margin:0;font-size:17px}
.modal .mx{background:none;border:none;font-size:22px;color:var(--mut);cursor:pointer;line-height:1}
.modal .mb{padding:18px 20px;max-height:72vh;overflow-y:auto}
.modal .mf{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}
#toasts{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:120;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:var(--panel);border:1px solid var(--line-2);border-left:4px solid var(--acc);border-radius:11px;padding:10px 16px;box-shadow:var(--shadow);font-size:14px;font-weight:600;animation:pop .2s var(--ease);max-width:90vw}
.toast.ok{border-left-color:var(--ok)}.toast.err{border-left-color:var(--err)}.toast.warn{border-left-color:var(--warn)}
#lb{position:fixed;inset:0;background:#000d;z-index:130;display:none;align-items:center;justify-content:center;cursor:zoom-out;padding:20px}
#lb.open{display:flex}
#lb img{max-width:96vw;max-height:92vh;border-radius:10px}
.imgs{display:flex;gap:10px;flex-wrap:wrap}
.imgs img{max-width:240px;max-height:240px;border-radius:12px;border:1px solid var(--line);cursor:zoom-in}
pre.json{background:var(--code-bg);color:#a5f3fc;border-radius:12px;padding:14px;font-family:var(--mono);font-size:12.5px;max-height:320px;overflow:auto;white-space:pre-wrap;word-break:break-all}
.kv{display:grid;grid-template-columns:110px 1fr;gap:6px 14px;font-size:14px}
.kv dt{color:var(--mut)}.kv dd{margin:0;word-break:break-all}