:root{--bg:#f4f5f7;--card:#ffffff;--ink:#1c2430;--muted:#64707f;--line:#dde2e8;--accent:#1f6feb;--accent-ink:#ffffff;--danger:#c62828;--success:#1b7f4d;--warn-bg:#fff7e0;--radius:10px;--shadow:0 1px 3px rgba(16,24,40,0.08)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1080px;margin:0 auto;padding:16px}.container-narrow{max-width:460px;margin:0 auto;padding:24px 16px}.topbar{background:var(--card);border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;z-index:10}.topbar-inner{max-width:1080px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.brand{font-weight:700;font-size:17px;color:var(--ink)}.brand:hover{text-decoration:none}.topbar-nav{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:14px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}.card h2{margin:0 0 10px;font-size:17px}.page-title{font-size:22px;margin:8px 0 4px}.page-sub{font-size:14px;margin:0 0 16px}.muted,.page-sub{color:var(--muted)}.small{font-size:13px}.grid-2{display:grid;grid-gap:12px;gap:12px;grid-template-columns:1fr 1fr}@media (max-width:720px){.grid-2{grid-template-columns:1fr}}.row,.spread{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.spread{justify-content:space-between}label{display:block;font-size:13px;font-weight:600;margin:12px 0 4px}input[type=date],input[type=email],input[type=file],input[type=number],input[type=password],input[type=search],input[type=text],select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}.checkline{display:flex;align-items:center;gap:8px;font-weight:400;font-size:14px;margin:6px 0}.checkline input{width:auto}.btn{display:inline-block;padding:9px 16px;border-radius:8px;border:1px solid var(--line);background:var(--card);color:var(--ink);font:inherit;font-weight:600;font-size:14px;cursor:pointer}.btn,.btn:hover{text-decoration:none}.btn-primary,.btn:hover{border-color:var(--accent)}.btn-primary{background:var(--accent);color:var(--accent-ink)}.btn-primary:hover{filter:brightness(1.08)}.btn-danger{color:var(--danger);border-color:#f0c4c4}.btn-danger:hover{border-color:var(--danger)}.btn-sm{padding:5px 10px;font-size:13px}.btn-block{display:block;width:100%;text-align:center;margin-top:16px}.alert{border-radius:8px;padding:10px 14px;font-size:14px;margin:12px 0}.alert-error{background:#fdecec;color:var(--danger);border:1px solid #f5c6c6}.alert-success{background:#e8f5ee;color:var(--success);border:1px solid #bfe3cf}.alert-info{background:#eaf1fd;color:#1a4a9e;border:1px solid #c8daf5}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:#eef1f5;color:var(--muted);white-space:nowrap}.badge-green{background:#e8f5ee;color:var(--success)}.badge-red{background:#fdecec;color:var(--danger)}.badge-blue{background:#eaf1fd;color:#1a4a9e}.table-wrap{overflow-x:auto}table.list{width:100%;border-collapse:collapse;font-size:14px}table.list th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:8px 10px;border-bottom:2px solid var(--line);white-space:nowrap}table.list td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top}table.list tr:hover td{background:#f8fafc}@media (max-width:720px){table.responsive thead{display:none}table.responsive,table.responsive tbody,table.responsive td,table.responsive tr{display:block;width:100%}table.responsive tr{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px;background:var(--card);padding:6px 0}table.responsive td{border:none;padding:4px 12px;display:flex;gap:10px}table.responsive td:before{content:attr(data-label);font-weight:600;min-width:110px;color:var(--muted);font-size:13px}table.responsive td[data-label=""]:before{display:none}}.footer{text-align:center;font-size:13px;padding:24px 16px}.footer,.footer a{color:var(--muted)}.footer a{margin:0 8px}code.codebox{display:block;background:#f1f3f6;border:1px solid var(--line);border-radius:8px;padding:10px;font-size:13px;word-break:break-all;-webkit-user-select:all;-moz-user-select:all;user-select:all}.recovery-codes{column-count:2;font-family:ui-monospace,monospace;font-size:15px;margin:10px 0;padding-left:20px}.qr{display:block;width:200px;height:200px;margin:10px 0;border:1px solid var(--line);border-radius:8px}