:root{
  --bg:#0b0f1a; --panel:#121a2e; --panel2:#0e1526; --line:#22304e;
  --cyan:#22d3ee; --gold:#fbbf24; --red:#f87171; --green:#34d399;
  --fg:#e6edf7; --dim:#9aa7c0; --font:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--font);min-height:100vh;padding-bottom:70px}
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:14px 18px;background:rgba(11,15,26,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{display:flex;gap:12px;align-items:center}
.logo{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),#0ea5e9);color:#04121a;font-weight:800;letter-spacing:.5px}
.brand h1{font-size:19px;letter-spacing:.5px}
.tag{font-size:11.5px;color:var(--dim)}
.iconbtn{background:var(--panel);border:1px solid var(--line);color:var(--fg);font-size:20px;width:44px;height:44px;border-radius:12px;cursor:pointer}
main{max-width:560px;margin:0 auto;padding:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:14px}
h2{font-size:20px;margin-bottom:8px}
h3{font-size:15.5px;color:var(--cyan);margin:0 0 6px}
p{font-size:14.5px;line-height:1.55;color:var(--fg)}
.dim{color:var(--dim);font-size:12.5px}
ul{list-style:none}
li{font-size:14px;line-height:1.5;color:var(--fg);padding:7px 0 7px 22px;position:relative;border-bottom:1px solid rgba(34,48,78,.5)}
li:last-child{border-bottom:none}
li::before{content:"·";position:absolute;left:8px;color:var(--cyan);font-weight:800}
.badge{display:inline-block;font-size:10.5px;padding:3px 9px;border-radius:999px;border:1px solid var(--line);color:var(--dim);margin:2px 4px 0 0;background:var(--panel2)}
.btn{display:block;width:100%;padding:14px;min-height:50px;border:none;border-radius:14px;font-size:15px;font-weight:700;cursor:pointer;background:linear-gradient(135deg,var(--cyan),#0ea5e9);color:#04121a;margin-top:10px}
.btn.ghost{background:var(--panel2);color:var(--fg);border:1px solid var(--line);font-weight:600}
.chip{display:block;width:100%;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;min-height:56px;margin-bottom:10px;color:var(--fg);font-size:15px;font-weight:600;cursor:pointer}
.chip small{display:block;font-weight:400;color:var(--dim);font-size:12.5px;margin-top:3px}
.step{border-left:3px solid var(--cyan);margin-bottom:14px}
.stephead{display:flex;justify-content:space-between;align-items:center;gap:8px;cursor:pointer;padding:14px;width:100%;background:none;border:none;font:inherit;color:inherit;text-align:left;min-height:52px}
.stephead:focus-visible{outline:2px solid var(--cyan);border-radius:12px}
.stephead .num{color:var(--cyan);font-weight:800;margin-right:6px}
.steptitle{flex:1;font-size:14.5px;font-weight:600;line-height:1.35}
.stephead .chev{color:var(--dim);transition:transform .2s}
.step.open .chev{transform:rotate(180deg)}
.stepbody{display:none;padding:0 14px 14px;font-size:13.5px;line-height:1.55}
.step.open .stepbody{display:block}
.stepbody .lbl{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--dim);margin:12px 0 4px;font-weight:700}
.stepbody .lbl.o{color:var(--red)}
.stepbody .lbl.r{color:var(--green)}
.stepbody .lbl.t{color:var(--gold)}
.stepbody details{margin-top:12px}
.stepbody details summary{cursor:pointer;color:var(--gold);font-size:11px;text-transform:uppercase;letter-spacing:1px;font-weight:700}
.stepbody details p{margin-top:6px}
.cite{font-size:11.5px;color:var(--dim);font-style:italic;margin-top:10px}
.warn{background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.3);border-radius:14px;padding:14px;font-size:13.5px;color:var(--fg);line-height:1.55;margin-bottom:14px}
.warn b{color:var(--red)}
.bottom{background:linear-gradient(135deg,#0a2230,#0b0f1a);border:1px solid var(--cyan)}
.progress{display:flex;gap:5px;margin-bottom:16px}
.progress span{flex:1;height:4px;border-radius:4px;background:var(--line)}
.progress span.on,.progress span.done{background:var(--cyan)}
.menu{position:fixed;top:70px;right:14px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:8px;z-index:30;min-width:180px}
.menu a{display:block;padding:12px 14px;min-height:44px;display:flex;align-items:center;border-radius:10px;color:var(--fg);text-decoration:none;font-size:14px;cursor:pointer}
.menu a:hover{background:var(--panel2)}
.menu.hidden{display:none}
.foot{position:fixed;bottom:0;left:0;right:0;background:rgba(11,15,26,.95);border-top:1px solid var(--line);padding:12px 18px;text-align:center;font-size:11.5px;color:var(--dim);z-index:15}
.foot .dim{font-size:10.5px;margin-top:2px}
kbd{background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:12px}
.fab{position:fixed;right:18px;bottom:84px;z-index:25;width:58px;height:58px;border-radius:50%;border:2px solid var(--red);background:linear-gradient(135deg,#7f1d1d,#450a0a);color:#fecaca;font-size:26px;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.5);display:grid;place-items:center}
.fab.recording{border-color:#fff;animation:pulse 1.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(248,113,113,.5)}70%{box-shadow:0 0 0 14px rgba(248,113,113,0)}100%{box-shadow:0 0 0 0 rgba(248,113,113,0)}}
.modal{position:fixed;inset:0;background:rgba(5,8,16,.94);z-index:40;display:flex;align-items:center;justify-content:center;padding:16px}
.modal.hidden{display:none}
.modalbox{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.recbar{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--line)}
.recdot{width:12px;height:12px;border-radius:50%;background:#555}
.recbar.rec .recdot{background:var(--red);animation:pulse 1.2s infinite}
#recTimer{flex:1;font-variant-numeric:tabular-nums;font-weight:700}
#recVideo{width:100%;aspect-ratio:3/4;object-fit:cover;background:#000}
.recinfo{padding:10px 14px;font-size:12.5px;color:var(--dim)}
.recwarn{background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.35);border-radius:12px;padding:12px 14px;font-size:12.5px;color:var(--fg);line-height:1.5;margin:10px 14px 0}
.recwarn.hidden{display:none}
.recmeta{padding:10px 14px;display:grid;gap:8px}
.recmeta .lbl{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--dim);font-weight:700}
.recmeta input{width:100%;padding:12px;border-radius:12px;background:var(--panel2);border:1px solid var(--line);color:var(--fg);font-size:16px;min-height:48px}
.recbtns{padding:0 14px 14px;display:grid;gap:8px}
.stealth{position:fixed;inset:0;background:#000;z-index:60;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px}
.stealth.hidden{display:none}
.stealthdot{width:20px;height:20px;border-radius:50%;background:var(--red);animation:pulse 1.2s infinite}
#stealthTimer{font-size:44px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--fg)}
.stealth p{color:var(--dim);font-size:12px}