:root{--bg:#f5f6f8;--card:#fff;--text:#1c2430;--muted:#5d6878;--line:#dde2e9;--accent:#1f3a5f;--accent-2:#2f5d92;--ok:#1e7a4a;--err:#b42318;--soft:#eef2f7;--radius:12px}
@media (prefers-color-scheme:dark){:root{--bg:#12161c;--card:#1b2129;--text:#e6e9ee;--muted:#9aa4b2;--line:#2c3440;--accent:#7fa8d9;--accent-2:#9cc0ea;--ok:#5cc28a;--err:#f07b70;--soft:#232b35}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent-2)}
.wrap{max-width:780px;margin:0 auto;padding:24px 16px 64px}
.wide{max-width:1200px}
header.top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:20px}
header.top .brand{font-weight:700;color:var(--text);text-decoration:none;font-size:18px}
header.top nav{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px}
h1{font-size:26px;line-height:1.25;margin:0 0 8px}
h2{font-size:19px;margin:0 0 12px}
.muted{color:var(--muted)}
.small{font-size:14px}
label{display:block;font-weight:600;margin:0 0 6px}
input[type=text],input[type=password],input[type=email],input[type=number],textarea,select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--text);font:inherit}
textarea{min-height:110px;resize:vertical}
input:focus,textarea:focus,select:focus{outline:2px solid var(--accent-2);outline-offset:1px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:600px){.row{grid-template-columns:1fr}}
.field{margin-bottom:14px}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--accent);background:var(--accent);color:#fff;padding:9px 16px;border-radius:8px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
@media (prefers-color-scheme:dark){.btn{color:#0e141b}}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.danger{background:transparent;border-color:var(--err);color:var(--err)}
.btn.sm{padding:5px 10px;font-size:14px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.q{border-left:4px solid var(--accent)}
.q .num{font-size:13px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.q h3{margin:4px 0 4px;font-size:17px}
.req{color:var(--err)}
.opt{display:flex;gap:10px;align-items:flex-start;padding:8px 10px;border:1px solid var(--line);border-radius:8px;margin-bottom:6px;font-weight:400;cursor:pointer}
.opt input{margin-top:4px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400}
.check input{margin-top:5px}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.flash.ok{color:var(--ok);border-color:var(--ok)}
.flash.error{color:var(--err);border-color:var(--err)}
.recorder{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.recorder .timer{font-variant-numeric:tabular-nums;color:var(--muted)}
.recorder audio{width:100%;margin-top:8px}
.rec-dot{width:10px;height:10px;border-radius:50%;background:var(--err);display:inline-block;animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.3}}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:2px 8px;border-radius:99px;background:var(--soft);color:var(--muted)}
.badge.on{background:var(--ok);color:#fff}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--soft);font-weight:600}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.inline{display:inline}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
details summary{cursor:pointer;font-weight:600}
.bar{height:8px;background:var(--soft);border-radius:4px;overflow:hidden}
.bar span{display:block;height:100%;background:var(--accent-2)}
.err-box{display:none;color:var(--err);font-weight:600;margin-top:10px}
footer.foot{margin-top:28px;font-size:13px;color:var(--muted);text-align:center}
.prose h2{margin-top:24px}
.hidden{display:none}