*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #0f1117;--color-surface: #1a1d27;--color-border: #2a2d3a;--color-text: #e2e8f0;--color-text-muted: #94a3b8;--color-accent: #6366f1;--color-accent-hover: #4f46e5;--color-error: #ef4444;--color-success: #22c55e;--radius: 8px;--font: "Inter", system-ui, sans-serif}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font);line-height:1.6;min-height:100vh}main{max-width:1100px;margin:0 auto;padding:2rem 1.5rem}h1{font-size:2rem;font-weight:700;margin-bottom:1rem}h2{font-size:1.5rem;font-weight:600;margin-bottom:.75rem}h3{font-size:1.125rem;font-weight:600;margin-bottom:.5rem}a{color:var(--color-accent);text-decoration:none}a:hover{color:var(--color-accent-hover)}button{cursor:pointer;padding:.5rem 1.25rem;border-radius:var(--radius);border:none;font-size:.9rem;font-weight:500;transition:background .15s}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:var(--color-accent-hover)}.btn-danger{background:var(--color-error);color:#fff}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}input,textarea,select{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);font-size:.9rem;padding:.5rem .75rem;width:100%}input:focus,textarea:focus{outline:2px solid var(--color-accent)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem;margin-bottom:1rem}.error{color:var(--color-error);font-size:.875rem;margin-top:.5rem}.muted{color:var(--color-text-muted);font-size:.875rem}table{width:100%;border-collapse:collapse}th,td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}th{color:var(--color-text-muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.grid-2{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}.grid-3{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}