:root{--bg: #F6F7FC;--surface: #FFFFFF;--surface-2: #EEF1F9;--ink: #141E38;--muted: #5B6784;--line: #DDE3F0;--accent: #E8930C;--accent-soft: #FFF3DC;--accent-ink: #7A4A00;--danger: #D64545;--shadow: 0 10px 28px rgba(20, 30, 56, .08)}[data-theme=dark]{--bg: #0D1220;--surface: #151D31;--surface-2: #1C2540;--ink: #EAEFFA;--muted: #94A1BF;--line: #27324F;--accent: #FFB331;--accent-soft: #3A2B0B;--accent-ink: #FFD68A;--danger: #FF6B6B;--shadow: 0 10px 28px rgba(0, 0, 0, .4)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Instrument Sans,system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;transition:background .3s ease,color .3s ease}h1,h2,h3{font-family:Bricolage Grotesque,sans-serif;line-height:1.15}a{color:var(--accent-ink)}:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 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h1{font-size:1.6rem;margin-bottom:6px;text-align:center}.auth-sub{color:var(--muted);text-align:center;margin-bottom:24px;font-size:.95rem}.divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--muted);font-size:.8rem}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--line)}.google-btn{display:flex;justify-content:center}.auth-switch{text-align:center;margin-top:20px;font-size:.9rem;color:var(--muted)}.shell{display:flex;min-height:100vh}.sidebar{width:250px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;gap:24px;position:sticky;top:0;height:100vh}.side-nav{display:flex;flex-direction:column;gap:4px;flex:1}.side-link{display:flex;align-items:center;gap:12px;padding:11px 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