*{box-sizing:border-box;margin:0;padding:0}:root{--page-bg: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);--card-bg: #ffffff;--card-elevated: #f5f7fa;--card-alt: #f9f9f9;--card-hover: #fafafa;--card-glass: rgba(255, 255, 255, .82);--input-bg: #ffffff;--text-primary: #333;--text-secondary: #555;--text-muted: #888;--text-faint: #aaa;--border-light: #eee;--border-medium: #ddd;--border-strong: #e0e0e0;--header-bg: #cccccc;--header-btn: rgba(0, 0, 0, .1);--header-btn-hov: rgba(0, 0, 0, .2)}html.dark{--page-bg: linear-gradient(135deg, #1c1c1e 0%, #28282a 100%);--card-bg: #2c2c2e;--card-elevated: #3a3a3c;--card-alt: #323234;--card-hover: #3a3a3c;--card-glass: rgba(44, 44, 46, .92);--input-bg: #3a3a3c;--text-primary: #f2f2f7;--text-secondary: #c7c7cc;--text-muted: #8e8e93;--text-faint: #6e6e73;--border-light: #38383a;--border-medium: #48484a;--border-strong: #545456;--header-bg: #1c1c1e;--header-btn: rgba(255, 255, 255, .1);--header-btn-hov: rgba(255, 255, 255, .2)}.logo-dark,html.dark .logo-light{display:none!important}html.dark .logo-dark{display:block!important}input,select,textarea{background-color:var(--input-bg);color:var(--text-primary)}