:root{--page: #f4f4f7;--surface: #ffffff;--surface-2: #f0f1f4;--divider: rgba(0, 0, 0, .07);--text: #111418;--text-dim: #707579;--accent: #3390ec;--accent-press: #2b7fd2;--ok: #4fae4e;--danger: #e53935;--warn: #c77d00;--shadow: 0 1px 3px rgba(16, 22, 33, .08);--ring-rgb: 51, 144, 236}[data-theme=dark]{--page: #0e1621;--surface: #17212b;--surface-2: #232e3c;--divider: rgba(255, 255, 255, .08);--text: #f5f5f5;--text-dim: #708499;--accent: #5eb5f7;--accent-press: #4aa5ea;--ok: #4fae4e;--danger: #ef5b5b;--warn: #e0a72f;--shadow: 0 1px 3px rgba(0, 0, 0, .35);--ring-rgb: 94, 181, 247}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--page);color:var(--text);transition:background-color .25s,color 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button{flex:1;min-height:40px;border:none;border-radius:9px;cursor:pointer;font-size:15px;font-weight:600;color:var(--text-dim);background:transparent;transition:background .15s,color .15s}.tabs button.active{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.error{color:var(--danger);font-size:14px;margin:8px 0;min-height:1em}.notice{max-width:460px;margin:0 auto 10px;padding:10px 16px;border-radius:12px;background:var(--surface);color:var(--warn);box-shadow:var(--shadow);font-size:14px;cursor:pointer}.profile-row{display:flex;align-items:center;gap:14px;margin-bottom:18px}.profile-row .info{flex:1;min-width:0}.profile-row .name{font-size:18px;font-weight:600}.profile-row .status{font-size:13px;color:var(--text-dim)}.edit-avatar{border:none;background:var(--surface-2);color:var(--accent);border-radius:10px;padding:8px 12px;font-size:13px;cursor:pointer;white-space:nowrap}.linkbox{display:flex;align-items:center;gap:10px;padding:13px 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spin{to{transform:rotate(360deg)}}.sheet-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;background:#00000073;display:flex;align-items:flex-end;justify-content:center}.sheet{width:100%;max-width:460px;max-height:72dvh;overflow-y:auto;background:var(--surface);color:var(--text);border-radius:18px 18px 0 0;padding:16px 18px calc(env(safe-area-inset-bottom) + 18px);animation:sheet-up .22s ease-out}@media(min-width:720px){.sheet-mask{align-items:center}.sheet{border-radius:18px}}@keyframes sheet-up{0%{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}.sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;font-weight:600;font-size:16px}.sheet-close{border:none;background:none;color:var(--accent);font-size:15px;font-weight:600;cursor:pointer;padding:6px}.sheet-group{font-size:13px;color:var(--text-dim);margin:14px 0 6px}.device-row{display:flex;align-items:center;gap:10px;width:100%;padding:13px 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