:root{--shiro-bg:#f7f4ee;--shiro-ink:#1f1f1f;--shiro-mist:#d8d6d0;--shiro-wood:#c8b89d;--shiro-sage:#8fa39a;--panel:#fff;--bg:var(--shiro-bg);--text:var(--shiro-ink);--muted:#6f716d;--line:#bfb8ad;--accent:var(--shiro-sage);--accent-strong:#657f74;--accent-soft:#e9eee9;--danger:#a13d3d;--input:#fffdf8;--topbar:#f7f4eef0;--code-bg:#fbfaf6;--card-bg:#fffdf8;--link:#556f66;--button-text:#fff;--shadow:0 16px 48px #1f1f1f14}:root[data-theme=yakan]{--bg:#151515;--panel:#22211e;--text:#e8e3d8;--muted:#a8a39a;--line:#e8e3d81f;--accent:#6f8c82;--accent-strong:#8fa99f;--accent-soft:#2b332f;--danger:#d48a84;--input:#1b1a18;--topbar:#151515eb;--code-bg:#1b1a18;--card-bg:#22211e;--link:#9fb8ae;--button-text:#151515;--shadow:0 18px 54px #00000047}*{box-sizing:border-box}html{min-height:100%}body{background:var(--bg);min-height:100%;color:var(--text);letter-spacing:0;margin:0;font-family:Arial,Noto Sans TC,Microsoft JhengHei,sans-serif;transition:background-color .18s,color .18s}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}h1,h2,h3,p{margin:0}h1{font-size:28px;line-height:1.25}h2{font-size:20px}h3{font-size:16px}.shell{justify-content:center;align-items:center;min-height:100vh;padding:32px;display:flex}.panel{border:1px solid var(--line);background:var(--panel);width:min(100%,460px);box-shadow:var(--shadow);border-radius:8px;padding:28px}.wide{width:min(100%,1040px)}.stack{gap:16px;display:grid}.row{justify-content:space-between;align-items:center;gap:12px;display:flex}.muted{color:var(--muted);line-height:1.7}.field{gap:8px;display:grid}.field span{color:var(--muted);font-size:14px}input,textarea{border:1px solid var(--line);background:var(--input);width:100%;color:var(--text);border-radius:6px;padding:12px 14px}input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);outline:none}textarea{resize:vertical;min-height:170px}button,.button{background:var(--accent);min-height:42px;color:var(--button-text);cursor:pointer;border:0;border-radius:6px;justify-content:center;align-items:center;padding:10px 16px;display:inline-flex}button:hover,.button:hover{background:var(--accent-strong)}button:disabled,.button:disabled{cursor:default;opacity:.6}button.secondary,.button.secondary{border:1px solid var(--line);background:var(--accent-soft);color:var(--text)}button.secondary:hover,.button.secondary:hover{border-color:var(--accent-strong);background:color-mix(in srgb, var(--accent-soft) 72%, var(--accent) 28%)}.error{min-height:22px;color:var(--danger)}.success{color:var(--accent-strong)}.code{overflow-wrap:anywhere;border:1px solid var(--line);background:var(--code-bg);border-radius:6px;padding:12px;font-family:Consolas,monospace;font-size:13px;line-height:1.6}.topbar{border-bottom:1px solid var(--line);background:var(--topbar);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.topbar-inner{justify-content:space-between;align-items:center;gap:16px;width:min(100%,1040px);margin:0 auto;padding:16px 24px;display:flex}.app-main{width:min(100%,1040px);margin:0 auto;padding:32px 24px}.theme-toggle{z-index:20;border:1px solid var(--line);background:var(--panel);width:42px;min-height:42px;color:var(--text);box-shadow:var(--shadow);border-radius:999px;padding:0;position:fixed;bottom:18px;right:18px}.theme-toggle:hover{border-color:var(--accent-strong);background:var(--accent-soft)}.dashboard-head{border-bottom:1px solid var(--line);gap:8px;margin-bottom:24px;padding-bottom:24px;display:grid}.dashboard-grid{grid-template-columns:minmax(0,1fr) minmax(260px,340px);align-items:start;gap:20px;display:grid}.dashboard-primary,.dashboard-side{min-width:0}.dashboard-card{border:1px solid var(--line);background:var(--card-bg);box-shadow:var(--shadow);border-radius:8px;padding:18px}.dashboard-list{gap:10px;display:grid}.dashboard-item,.dashboard-link{border:1px solid var(--line);background:color-mix(in srgb, var(--card-bg) 88%, var(--bg) 12%);border-radius:8px;gap:4px;padding:14px;display:grid}.dashboard-link:hover{border-color:var(--accent-strong)}.mfa-qr{border:1px solid var(--line);background:#fff;border-radius:8px;width:min(100%,220px);height:auto;padding:10px}@media (max-width:760px){.shell{padding:20px}.panel{padding:22px}.topbar-inner{flex-direction:column;align-items:flex-start}.dashboard-grid{grid-template-columns:1fr}}