:root{--color-primary:#2563eb;--color-primary-dark:#1d4ed8;--color-secondary:#059669;--color-accent:#d97706;--color-danger:#dc2626;--color-bg:#f8fafc;--color-surface:#fff;--color-text:#1e293b;--color-text-muted:#64748b;--color-border:#e2e8f0;--radius:8px;--shadow:0 1px 3px rgba(0,0,0,.1);--shadow-md:0 4px 6px rgba(0,0,0,.1);--chart-scale:1;--svg-plot-bg:#f8fafc;--svg-grid:#e2e8f0;--svg-legend-bg:#fff;--svg-text:#334155;--svg-text-light:#64748b}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.container{margin:0 auto;max-width:1200px;padding:0 clamp(.75rem,3vw,1.5rem)}.page-header{margin-bottom:clamp(1rem,3vw,2rem)}.page-header h1{font-size:clamp(1.25rem,4vw,1.75rem);font-weight:700}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(.75rem,3vw,1.5rem)}.btn{align-items:center;border:none;border-radius:var(--radius);cursor:pointer;display:inline-flex;font-size:clamp(.8rem,2vw,.875rem);font-weight:500;gap:.5rem;padding:.5rem 1rem;touch-action:manipulation;transition:all .15s}.btn:disabled{cursor:not-allowed;opacity:.6}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text)}.btn-secondary:hover{background:var(--color-bg)}.btn-danger{background:var(--color-danger);color:#fff}.form-group{margin-bottom:1rem}.form-group label{color:var(--color-text-muted);display:block;font-size:.875rem;font-weight:500;margin-bottom:.25rem}.form-input{border:1px solid var(--color-border);border-radius:var(--radius);font-size:.875rem;padding:.5rem .75rem;transition:border-color .15s;width:100%}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a;outline:none}.table{border-collapse:collapse;width:100%}.table td,.table th{border-bottom:1px solid var(--color-border);padding:.75rem;text-align:left}.table th{color:var(--color-text-muted);font-size:.75rem;font-weight:600;text-transform:uppercase}.grid{display:grid;gap:1.5rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.alert{border-radius:var(--radius);font-size:.875rem;margin-bottom:1rem;padding:.75rem 1rem}.alert-info{background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af}.alert-success{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534}.alert-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}.badge{border-radius:9999px;display:inline-block;font-size:.75rem;font-weight:500;padding:.125rem .5rem}.badge-green{background:#dcfce7;color:#166534}.badge-blue{background:#dbeafe;color:#1e40af}.badge-amber{background:#fef3c7;color:#92400e}.spinner{animation:spin .6s linear infinite;border:2px solid var(--color-border);border-radius:50%;border-top-color:var(--color-primary);height:1.5rem;width:1.5rem}@keyframes spin{to{transform:rotate(1turn)}}.palette-dark,.palette-dark body{color-scheme:dark}.palette-dark .btn-secondary,.palette-dark .card{background:var(--color-surface);border-color:var(--color-border)}.palette-dark .btn-secondary{color:var(--color-text)}.palette-dark .btn-secondary:hover{background:var(--color-bg)}.palette-dark .form-input{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.palette-dark .alert-info{background:#1e3a5f;border-color:#1e3a5f;color:#93c5fd}.palette-dark .alert-success{background:#14532d;border-color:#14532d;color:#86efac}.palette-dark .alert-error{background:#450a0a;border-color:#450a0a;color:#fca5a5}.palette-dark .badge-green{background:#14532d;color:#86efac}.palette-dark .badge-blue{background:#1e3a5f;color:#93c5fd}.palette-dark .badge-amber{background:#451a03;color:#fcd34d}.palette-dark .table td,.palette-dark .table th{border-bottom-color:var(--color-border)}.palette-dark .table th{color:var(--color-text-muted)}.dev-hint{background:#fef3c7;border:1px solid #f59e0b;border-radius:6px;font-size:.8rem;margin-top:1rem;padding:.75rem}.palette-dark .dev-hint{background:#451a03;border-color:#92400e;color:#fcd34d}@media(max-width:480px){.table td,.table th{font-size:.78rem;padding:.4rem .35rem}}@media(max-width:768px){.form-input{font-size:16px;padding:.6rem .75rem}}