:root,[data-theme=light]{--primary: #6366f1;--bg: #f8fafc;--surface: #ffffff;--surface-2: #f1f5f9;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--danger: #dc2626;--shadow: 0 10px 30px rgba(15, 23, 42, .06);--radius: .65rem;color-scheme:light}[data-theme=dark]{--bg: #0b1220;--surface: #111827;--surface-2: #1f2937;--text: #e5e7eb;--muted: #9ca3af;--border: #274056;--danger: #f87171;--shadow: 0 10px 30px rgba(0, 0, 0, .35);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}h1,h2,h3,p{margin-top:0}a{color:var(--primary)}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1.25rem}.page-header h1{margin-bottom:.25rem;font-size:1.6rem}.page-header p{margin:0;color:var(--muted)}label{display:flex;flex-direction:column;gap:.35rem;font-size:.875rem;font-weight:550}input,select,textarea{width:100%;padding:.65rem .75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);font:inherit}input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--primary) 45%,transparent);border-color:var(--primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;padding:.55rem .9rem;border-radius:var(--radius);border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;background:transparent;color:var(--text)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.primary{background:var(--primary);color:#fff}.btn.ghost{border-color:var(--border);background:var(--surface)}.btn.danger{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger);border-color:color-mix(in srgb,var(--danger) 30%,transparent)}.icon-btn{width:2.25rem;height:2.25rem;border-radius:.55rem;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer}.alert{padding:.75rem .9rem;border-radius:var(--radius);background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger);margin-bottom:1rem}.muted{color:var(--muted)}@media(max-width:700px){.page-header{flex-direction:column}}