:root{color-scheme:light;--bg: #f6f7f4;--panel: #ffffff;--panel-soft: #f0f2ee;--panel-raised: #fbfcfa;--input-bg: #ffffff;--topbar: rgba(255, 255, 255, .9);--text: #1c211f;--muted: #68716c;--line: #dfe4dd;--accent: #176b5b;--accent-strong: #0d4e42;--accent-text: #ffffff;--accent-soft: #e8f2ef;--accent-line: #c8ddd7;--amber: #a86418;--red: #b63d3d;--red-soft: #fff1f1;--error-bg: #fff7f7;--error-line: #ecc9c9;--tag-bg: #eef1ed;--segment-bg: #eef1ed;--button-hover-line: #cbd2cc;--brand-mark-bg: #1f2a27;--brand-mark-line: #f4f2e9;--mail-text: #2e3431;--toast-bg: #1f2a27;--toast-text: #ffffff;--focus-ring: rgba(23, 107, 91, .12);--active-shadow: 0 1px 2px rgba(25, 33, 30, .08);--overlay-shadow: -20px 0 50px rgba(25, 33, 30, .12);--shadow: 0 16px 42px rgba(31, 45, 38, .08);--radius: 8px;font-family:Inter,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif}:root[data-theme=dark]{color-scheme:dark;--bg: #101412;--panel: #171c1a;--panel-soft: #202823;--panel-raised: #1c231f;--input-bg: 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