:root{--red: #a8322d;--red-dark: #7f2420;--green: #2f7d54;--ink: #1f2937;--muted: #6b7280;--line: #e5e7eb;--bg: #f7f6f4;--ok: #2f7d54;--bad: #b4413b;--radius: 12px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 12px rgba(0,0,0,.05)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{max-width:820px;margin:0 auto;padding:0 16px 48px}.app-header{display:flex;align-items:center;gap:16px;padding:20px 0;border-bottom:3px solid var(--red)}.app-logo{width:64px;height:64px;object-fit:contain}.app-header h1{margin:0;font-size:1.25rem;color:var(--red-dark)}.app-subtitle{margin:2px 0 0;color:var(--muted);font-size:.9rem}.app-main{padding:24px 0}.app-footer{text-align:center;color:var(--muted);font-size:.8rem;padding-top:24px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}.btn{background:var(--red);color:#fff;border:0;border-radius:8px;padding:10px 18px;font-size:1rem;cursor:pointer}.btn:hover{background:var(--red-dark)}.btn:disabled{background:#cbb6b5;cursor:not-allowed}.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.input{width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;font-size:1rem}.row{display:flex;gap:12px;align-items:center}.between{display:flex;justify-content:space-between;align-items:center}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;font-weight:600}.badge-ok{background:#e7f4ec;color:var(--ok)}.badge-bad{background:#fbeae9;color:var(--bad)}.seats{font-weight:700;color:var(--green)}.seats-none{color:var(--bad)}.error{background:#fbeae9;color:var(--bad);border:1px solid #f0c9c6;padding:12px;border-radius:8px;margin:12px 0}.notice{background:#fff8e6;border:1px solid #f2e2b3;padding:12px;border-radius:8px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;padding:16px}.modal{background:#fff;border-radius:var(--radius);max-width:640px;width:100%;max-height:85vh;overflow:auto;padding:24px}.terms-body{border:1px solid var(--line);border-radius:8px;padding:16px;max-height:40vh;overflow:auto;margin:12px 0}.spinner{color:var(--muted);padding:16px 0}.btn.active{background:var(--red);color:#fff}.ProseMirror{outline:none;min-height:180px}.ProseMirror:focus{outline:none}