@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@400;500;600;700;800&display=swap");:root{--bg:#ffffff;--bg-elev:#fafafa;--bg-elev-2:#f4f4f6;--bg-elev-3:#ececef;--border:#e6e6ea;--border-bright:#d1d1d6;--text:#0a0a0c;--text-dim:#4a4a55;--text-faint:#8a8a98;--accent:#5e6ad2;--accent-dim:#4f59bd;--accent-bg:rgba(94,106,210,0.08);--green:#16a34a;--green-bright:#22c55e;--green-bg:rgba(22,163,74,0.08);--red:#dc2626;--red-bright:#ef4444;--red-bg:rgba(220,38,38,0.08);--amber:#d97706;--blue:#2563eb;--violet:#7c3aed;--grade-a-plus:#5e6ad2;--grade-a:#16a34a;--grade-b:#d97706;--grade-c:#ea580c;--grade-d:#dc2626;--mono:"JetBrains Mono",monospace;--sans:"Inter",system-ui,sans-serif;--shadow-sm:0 1px 2px rgba(0,0,0,0.04);--shadow-md:0 2px 8px rgba(0,0,0,0.06);--shadow-lg:0 8px 24px rgba(0,0,0,0.08)}[data-theme=dark]{--bg:#0a0a0c;--bg-elev:#161618;--bg-elev-2:#1f1f23;--bg-elev-3:#2a2a30;--border:#2a2a30;--border-bright:#3a3a44;--text:#fafafa;--text-dim:#c0c0c8;--text-faint:#80808a;--accent:#7c87e0;--accent-dim:#6b76d0;--accent-bg:rgba(124,135,224,0.12);--green:#22c55e;--green-bright:#4ade80;--green-bg:rgba(34,197,94,0.12);--red:#ef4444;--red-bright:#f87171;--red-bg:rgba(239,68,68,0.12);--amber:#f59e0b;--blue:#60a5fa;--violet:#a78bfa;--grade-a-plus:#7c87e0;--grade-a:#22c55e;--grade-b:#f59e0b;--grade-c:#fb923c;--grade-d:#ef4444;--shadow-sm:0 1px 2px rgba(0,0,0,0.4);--shadow-md:0 2px 8px rgba(0,0,0,0.5);--shadow-lg:0 8px 24px rgba(0,0,0,0.6)}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;letter-spacing:-.005em;min-height:100vh;transition:background .15s ease,color .15s ease}body:before{display:none}[data-theme=dark] body:before{content:"";position:fixed;inset:0;background-image:radial-gradient(rgba(255,255,255,.025) 1px,transparent 0);background-size:24px 24px;pointer-events:none;z-index:0}::selection{background:var(--accent);color:#ffffff}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--text-faint)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translateX(-4px)}to{opacity:1;transform:translateX(0)}}@keyframes modalIn{0%{opacity:0;transform:translateY(12px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}input,select,textarea{font-family:inherit;font-size:inherit;color:var(--text)}