*{box-sizing:border-box}
body{margin:0;font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial;background:#f1f5f9;color:#0f172a}
.wrap{max-width:1000px;margin:0 auto;padding:14px}
.topbar{background:#0f172a;color:#fff}
.topbar a{color:#fff;text-decoration:none;margin-right:12px}
.brand a{font-weight:800}
.menu{float:right}
.menu .btn{background:#22c55e;padding:6px 12px;border-radius:10px}
.admin{opacity:.8}
.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:16px;margin:16px 0}
.table{width:100%;border-collapse:collapse;background:#fff}
.table th,.table td{border:1px solid #e2e8f0;padding:8px;text-align:left}
input,select,textarea{width:100%;padding:10px;border:1px solid #cbd5e1;border-radius:10px;margin:6px 0;background:#fff}
button{padding:10px 14px;border:0;border-radius:10px;background:#2563eb;color:#fff;cursor:pointer}
.footer{background:#e2e8f0;margin-top:24px;padding:14px 0;color:#334155}
.small{font-size:14px}
.notice{background:#fef9c3;border:1px solid #f59e0b;padding:10px;border-radius:10px;margin:12px 0}
.success{color:#166534}
.error{color:#b91c1c}
.install{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.35);z-index:999}
.install.hidden{display:none}
.install-box{background:#fff;border-radius:14px;max-width:360px;padding:16px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.install .actions{display:flex;gap:8px;justify-content:flex-end}