:root{--bg:#f8fafc;--card:#fff;--ink:#0f172a;--muted:#64748b;--line:#e2e8f0;--brand:#2563eb;--brand-dark:#1d4ed8;--soft:#eff6ff;--shadow:0 24px 70px rgba(15,23,42,.10);--radius:24px}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:radial-gradient(circle at top left,rgba(37,99,235,.13),transparent 32rem),linear-gradient(180deg,#fff 0%,var(--bg) 52%,#fff 100%)}a{color:inherit;text-decoration:none}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.header{padding:22px 0}.nav{display:flex;align-items:center;justify-content:space-between;gap:18px}.logo{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.03em}.logo-mark{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand),#0f172a);box-shadow:0 14px 30px rgba(37,99,235,.25)}.nav-actions{display:flex;align-items:center;gap:10px}.btn{border:0;border-radius:999px;padding:12px 18px;font-weight:750;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 18px 34px rgba(37,99,235,.28)}.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}.form-card,.panel-card,.event-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}label{color:#334155;font-weight:750;font-size:14px}input,textarea,select{width:100%;border:1px solid var(--line);background:#fff;border-radius:16px;padding:14px;font:inherit;color:var(--ink);outline:none}input:focus,textarea:focus{border-color:rgba(37,99,235,.65);box-shadow:0 0 0 4px rgba(37,99,235,.10)}textarea{min-height:110px;resize:vertical}.message{margin-top:14px;padding:12px 14px;border-radius:14px;display:none}.message.ok{display:block;color:#166534;background:#dcfce7}.message.error{display:block;color:#991b1b;background:#fee2e2}.muted{color:var(--muted)}.footer{padding:36px 0;color:var(--muted);text-align:center}@media(max-width:820px){.container{width:min(100% - 24px,1120px)}.nav{align-items:flex-start}.nav-actions{flex-wrap:wrap;justify-content:flex-end}.form-grid{grid-template-columns:1fr}}