:root{
  color-scheme:dark;
  --bg:#07080a;
  --panel:#111318;
  --panel-hi:#171a20;
  --panel-soft:#0d0f13;
  --line:#272c35;
  --line-hi:#3a414d;
  --text:#f7f9fb;
  --muted:#9aa2ad;
  --dim:#606975;
  --accent:#f3f6f8;
  --ink:#090b0d;
  --good:#68e6a1;
  --warn:#ffd467;
  --bad:#ff747d;
  --blue:#88b8ff;
  --radius:26px;
  --safe-top:env(safe-area-inset-top,0px);
  --safe-bottom:env(safe-area-inset-bottom,0px)
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif}
body{background:radial-gradient(circle at 18% -8%,rgba(255,255,255,.075),transparent 30rem),radial-gradient(circle at 90% 12%,rgba(136,184,255,.045),transparent 27rem),var(--bg);overflow-x:hidden}
button,input,select{font:inherit}.hidden{display:none!important}.shell{width:min(920px,100%);margin:auto;padding:calc(24px + var(--safe-top)) 18px calc(44px + var(--safe-bottom))}.topbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:52px}.brand{display:flex;align-items:center;gap:11px}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:#f3f6f8;color:#090b0d;font-weight:950;font-size:20px}.brand strong{display:block;letter-spacing:-.025em}.brand span{display:block;margin-top:2px;color:var(--dim);font-size:9px;letter-spacing:.15em;font-weight:850}.privacy{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:999px;padding:8px 11px;color:#cbd0d7;font-size:10px;background:rgba(255,255,255,.025)}.privacy i{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px rgba(104,230,161,.08)}
.hero{margin-bottom:30px}.kicker,.section-label{color:var(--dim);font-size:10px;letter-spacing:.17em;font-weight:900}.hero h1{margin:8px 0 0;font-size:clamp(46px,8vw,80px);line-height:.95;letter-spacing:-.067em}.hero p{max-width:670px;margin:20px 0 0;color:var(--muted);font-size:15px;line-height:1.72}
.role-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.role-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;min-height:112px;padding:18px;border:1px solid var(--line);border-radius:23px;background:linear-gradient(180deg,rgba(25,28,34,.92),rgba(13,15,19,.97));color:var(--text);text-align:left;cursor:pointer;transition:.18s ease}.role-card:hover{transform:translateY(-2px);border-color:var(--line-hi);box-shadow:0 18px 48px rgba(0,0,0,.24)}.role-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:17px;background:var(--accent);color:var(--ink);font-size:25px;font-weight:950}.role-copy strong{display:block;font-size:18px;letter-spacing:-.028em}.role-copy small{display:block;margin-top:4px;color:var(--muted);font-size:11px}.arrow{color:var(--dim);font-size:21px}
.workspace{margin-top:16px}.workspace-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.back-btn{border:0;background:transparent;color:var(--muted);cursor:pointer;padding:8px 0}.role-badge,.live-pill,.speed-badge,.show-badge{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:10px;letter-spacing:.08em;font-weight:900}.role-badge,.live-pill{color:#d9ffe8;border-color:rgba(104,230,161,.24);background:rgba(104,230,161,.07)}.live-pill{gap:6px}.live-pill i{width:6px;height:6px;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px rgba(104,230,161,.09)}.show-badge{color:#eef2f6;background:rgba(255,255,255,.05)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:14px}.step{display:flex;align-items:center;gap:8px;padding:10px 11px;border:1px solid var(--line);border-radius:13px;color:var(--dim);font-size:11px}.step b{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#20242b;font-size:10px}.step.active{color:#f1f4f6;border-color:#3b424e;background:rgba(255,255,255,.038)}.step.active b{background:#f2f5f7;color:#090b0d}.step.done{color:#bcecd0}.step.done b{background:rgba(104,230,161,.13);color:var(--good)}
.card{margin-bottom:14px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,rgba(24,27,33,.97),rgba(13,15,19,.98));box-shadow:0 22px 65px rgba(0,0,0,.23)}.card h2{margin:4px 0 16px;font-size:25px;letter-spacing:-.042em}.muted{color:var(--muted);font-size:13px;line-height:1.65}.center{text-align:center}.card-head,.signal-top{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.signal-badges{display:flex;gap:7px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.drop-zone{display:grid;place-items:center;align-content:center;min-height:192px;border:1px dashed #3d444f;border-radius:20px;background:rgba(255,255,255,.02);cursor:pointer;transition:.18s}.drop-zone:hover,.drop-zone.drag{border-color:#747d8b;background:rgba(255,255,255,.045)}.drop-zone input{display:none}.drop-plus{display:grid;place-items:center;width:48px;height:48px;margin-bottom:9px;border-radius:15px;background:#f1f4f6;color:#090b0d;font-size:27px}.drop-zone strong{font-size:16px}.drop-zone small{margin-top:5px;color:var(--muted);font-size:11px}.file-info,.transfer-file{display:flex;justify-content:space-between;gap:12px;margin:12px 0;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025);font-size:12px}.file-info strong,.transfer-file strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-info span,.transfer-file span{color:var(--muted);white-space:nowrap}
.primary,.secondary,.tool-btn{min-height:48px;padding:0 17px;border:0;border-radius:15px;font-weight:850;cursor:pointer;transition:.15s}.primary{background:#f2f5f7;color:#090b0d}.secondary,.tool-btn{border:1px solid var(--line);background:rgba(255,255,255,.055);color:#e8ecf0}.primary:hover,.secondary:hover,.tool-btn:hover{transform:translateY(-1px)}.primary:disabled,.secondary:disabled,.tool-btn:disabled{opacity:.35;cursor:not-allowed;transform:none}.big{width:100%;min-height:58px;margin-top:8px}.wide{width:100%;margin-top:12px}
/* New QR presentation */
.signal-card{overflow:hidden}.qr-focus-stage{margin-top:18px;padding:14px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(180deg,#0c0e12,#090a0d)}.qr-stage{position:relative;display:grid;place-items:center;width:min(100%,620px);aspect-ratio:1;margin:0 auto;padding:18px;border-radius:24px;background:#fff;box-shadow:0 24px 74px rgba(0,0,0,.42)}#signalQr{display:grid;place-items:center;width:100%;height:100%;background:#fff}#signalQr img,#signalQr canvas{display:block;width:100%!important;height:100%!important;object-fit:contain;image-rendering:pixelated}.qr-now{display:flex;justify-content:space-between;align-items:center;gap:12px;width:min(100%,620px);margin:12px auto 0;padding:0 2px}.qr-now span{color:var(--muted);font-size:10px;font-weight:900;letter-spacing:.14em}.qr-now strong{font-size:15px;font-variant-numeric:tabular-nums}.frame-dots{display:flex;flex-wrap:wrap;justify-content:center;gap:5px;min-height:8px;margin:10px auto 0}.frame-dots i{display:block;width:7px;height:7px;border-radius:99px;background:#303640;transition:.14s}.frame-dots i.active{width:20px;background:#f2f5f7}.frame-dots i.done{background:var(--good)}.frame-dots i.partial{background:var(--warn)}.signal-progress{margin-top:11px}.bar{height:7px;overflow:hidden;border-radius:999px;background:#282d35}.bar i{display:block;width:0;height:100%;border-radius:inherit;background:#f0f3f5;transition:width .14s linear}.bar.large{margin-top:10px;height:9px}.bar.huge{height:11px}.qr-toolbar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:13px}.tool-btn{min-height:43px;padding:0 10px;font-size:11px}.speed-select{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:43px;padding:0 10px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.04);color:var(--muted);font-size:10px}.speed-select select{max-width:74px;border:0;background:transparent;color:#fff;outline:0}.actions{display:flex;gap:9px;margin-top:12px}.actions button{flex:1}
/* Scanner */
.camera-box{position:relative;overflow:hidden;aspect-ratio:4/3;border:1px solid var(--line);border-radius:22px;background:#020304}.camera-box video{width:100%;height:100%;object-fit:cover}.camera-mask{position:absolute;inset:0;background:radial-gradient(circle at center,transparent 0 31%,rgba(0,0,0,.13) 48%,rgba(0,0,0,.39) 100%)}.finder{position:absolute;left:50%;top:50%;width:min(70%,400px);aspect-ratio:1;transform:translate(-50%,-54%)}.finder i{position:absolute;width:38px;height:38px;border-color:white;border-style:solid}.finder i:nth-child(1){left:0;top:0;border-width:4px 0 0 4px;border-radius:13px 0 0}.finder i:nth-child(2){right:0;top:0;border-width:4px 4px 0 0;border-radius:0 13px 0 0}.finder i:nth-child(3){left:0;bottom:0;border-width:0 0 4px 4px;border-radius:0 0 0 13px}.finder i:nth-child(4){right:0;bottom:0;border-width:0 4px 4px 0;border-radius:0 0 13px}.finder span{position:absolute;left:8%;right:8%;top:15%;height:2px;background:linear-gradient(90deg,transparent,#fff,transparent);box-shadow:0 0 14px rgba(255,255,255,.7);animation:scanline 1.65s ease-in-out infinite}@keyframes scanline{0%,100%{top:14%;opacity:.35}50%{top:85%;opacity:1}}.scan-message{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);max-width:calc(100% - 26px);padding:9px 12px;border:1px solid rgba(255,255,255,.14);border-radius:999px;background:rgba(3,4,5,.74);backdrop-filter:blur(11px);font-size:11px;white-space:nowrap}.scan-status-strip{margin-top:10px;padding:10px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.02)}.scan-progress-row,.conn-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.scan-progress-row>div,.conn-stats>div{padding:10px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.025);text-align:center}.scan-progress-row strong,.conn-stats strong{display:block;font-size:13px}.scan-progress-row span,.conn-stats span{display:block;margin-top:2px;color:var(--dim);font-size:9px;text-transform:uppercase}.scan-dots{margin-top:9px}.scanner-tools{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.scanner-tools button{min-height:45px}
/* Connection */
.connection-card{display:grid;grid-template-columns:auto 1fr;gap:17px;align-items:center}.connection-card h2{margin-bottom:4px}.connection-orb{display:grid;place-items:center;width:58px;height:58px;border:1px solid var(--line);border-radius:50%;background:#0a0c0f}.connection-orb span{width:13px;height:13px;border-radius:50%;background:var(--warn);box-shadow:0 0 0 8px rgba(255,212,103,.08);animation:orbPulse 1.8s ease-in-out infinite}.connection-orb.connected span{background:var(--good);box-shadow:0 0 0 8px rgba(104,230,161,.09);animation:none}@keyframes orbPulse{50%{box-shadow:0 0 0 13px rgba(255,212,103,.02)}}.conn-stats{grid-column:1/-1;grid-template-columns:repeat(4,1fr);margin-top:2px}.recovery-actions{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:2px}.recovery-actions button{min-height:49px}.speed-badge{color:#eef1f4}
.crypto-panel{grid-column:1/-1;margin-top:4px;padding:14px 15px;border:1px solid rgba(104,230,161,.18);border-radius:16px;background:linear-gradient(180deg,rgba(104,230,161,.055),rgba(255,255,255,.018));box-shadow:inset 0 1px rgba(255,255,255,.025)}.crypto-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.crypto-head>div{display:grid;gap:2px}.crypto-kicker{color:var(--dim);font-size:9px;font-weight:900;letter-spacing:.14em}.crypto-head strong{font-size:14px;color:#eef3f7}.crypto-lock{display:grid;place-items:center;width:29px;height:29px;border:1px solid rgba(104,230,161,.2);border-radius:50%;color:var(--good);background:rgba(104,230,161,.07);font-size:10px}.crypto-panel.verified{border-color:rgba(104,230,161,.34);background:linear-gradient(180deg,rgba(104,230,161,.095),rgba(104,230,161,.025))}.crypto-panel.verified .crypto-head strong{color:#d9ffe8}.crypto-suite{margin-top:9px;color:#aab2bd;font-size:10px;letter-spacing:.02em}.crypto-fingerprint-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:11px;padding-top:10px;border-top:1px solid rgba(255,255,255,.07)}.crypto-fingerprint-row>span{color:var(--dim);font-size:8px;font-weight:900;letter-spacing:.13em}.crypto-fingerprint-row code{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;color:#f1f5f7;font-size:11px;font-weight:800;letter-spacing:.06em;overflow-wrap:anywhere;text-align:right}.crypto-panel small{display:block;margin-top:8px;color:#737d88;font-size:9px;line-height:1.55}.transfer-meter{margin:19px 0}.transfer-numbers{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;color:var(--muted);font-size:11px}.transfer-numbers strong{color:#f0f3f5}.notice{margin:12px 0;padding:14px 15px;border:1px solid rgba(255,116,125,.18);border-radius:15px;background:rgba(255,116,125,.05)}.notice strong{display:block;color:#ffd7da;font-size:13px}.notice span{display:block;margin-top:4px;color:var(--muted);font-size:11px;line-height:1.58}.how{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:36px}.how div{padding:13px;border-top:1px solid var(--line)}.how b{display:block;color:var(--dim);font-size:10px}.how span{display:block;margin-top:4px;font-size:11px}.toast{position:fixed;z-index:100;left:50%;bottom:calc(22px + var(--safe-bottom));width:min(520px,calc(100% - 28px));padding:11px 14px;border:1px solid #363d47;border-radius:13px;background:rgba(22,25,30,.95);backdrop-filter:blur(14px);text-align:center;font-size:12px;opacity:0;transform:translate(-50%,14px);pointer-events:none;transition:.18s}.toast.show{opacity:1;transform:translate(-50%,0)}footer{display:flex;justify-content:space-between;gap:14px;margin-top:30px;color:#505863;font-size:9px;letter-spacing:.1em;text-transform:uppercase}
/* iPhone-safe visual focus mode: no Fullscreen API required */
body.qr-focus-mode{overflow:hidden;background:#000}body.qr-focus-mode .shell>*{display:none!important}body.qr-focus-mode .shell{width:100%;max-width:none;height:100dvh;padding:0}body.qr-focus-mode #workspace{display:block!important;margin:0;width:100%;height:100dvh}body.qr-focus-mode #workspace>*{display:none!important}body.qr-focus-mode #signalCard{display:flex!important;flex-direction:column;width:100%;height:100dvh;margin:0;padding:calc(10px + var(--safe-top)) 10px calc(10px + var(--safe-bottom));border:0;border-radius:0;background:#050607;box-shadow:none}body.qr-focus-mode .signal-top{flex:0 0 auto;padding:0 4px}body.qr-focus-mode .signal-top h2{font-size:18px;margin-bottom:5px}body.qr-focus-mode .qr-focus-stage{flex:1;display:flex;flex-direction:column;justify-content:center;min-height:0;margin:8px 0;padding:7px;border:0;background:transparent}body.qr-focus-mode .qr-stage{width:min(94vw,76dvh);max-width:none;margin:auto;padding:8px;border-radius:16px}body.qr-focus-mode .qr-now{width:min(94vw,76dvh)}body.qr-focus-mode .signal-progress,body.qr-focus-mode #signalHint,body.qr-focus-mode .actions{display:none!important}body.qr-focus-mode .qr-toolbar{grid-template-columns:1fr 1fr 1fr 1fr;flex:0 0 auto}body.qr-focus-mode .tool-btn,body.qr-focus-mode .speed-select{min-height:40px}
@media(max-width:680px){.crypto-fingerprint-row{display:grid;gap:5px}.crypto-fingerprint-row code{text-align:left;font-size:10px}.shell{padding:calc(15px + var(--safe-top)) 11px calc(28px + var(--safe-bottom))}.topbar{margin-bottom:38px}.privacy{font-size:9px}.hero h1{font-size:13vw}.hero p{font-size:13px}.role-grid{grid-template-columns:1fr}.role-card{min-height:96px}.steps{gap:4px;position:sticky;top:7px;z-index:30;padding:4px;background:rgba(8,9,11,.82);backdrop-filter:blur(15px);border-radius:15px}.step{justify-content:center;padding:8px 4px}.step span{display:none}.card{padding:15px;border-radius:21px}.signal-top{align-items:flex-start}.signal-badges{max-width:45%}.qr-focus-stage{padding:8px;border-radius:20px}.qr-stage{width:100%;padding:9px;border-radius:16px}.qr-toolbar{grid-template-columns:1fr 1fr}.speed-select{min-height:45px}.camera-box{aspect-ratio:3/4;max-height:68dvh}.finder{width:78%}.scan-message{font-size:10px}.actions{flex-direction:column}.connection-card{grid-template-columns:auto 1fr}.conn-stats{grid-template-columns:repeat(2,1fr)}.recovery-actions{grid-template-columns:1fr}.how{grid-template-columns:1fr 1fr}.scanner-tools{position:sticky;bottom:calc(8px + var(--safe-bottom));z-index:25;padding:7px;background:rgba(8,9,11,.82);backdrop-filter:blur(13px);border:1px solid var(--line);border-radius:16px}.transfer-card .primary.big{position:sticky;bottom:calc(8px + var(--safe-bottom));z-index:25;box-shadow:0 14px 40px rgba(0,0,0,.45)}}
@media(max-width:410px){.brand strong{font-size:13px}.privacy{display:none}.hero h1{font-size:14vw}.signal-badges{max-width:50%}.show-badge{display:none}.card-head h2,.signal-top h2{font-size:21px}.scanner-tools{grid-template-columns:1fr 1fr 1fr}.scanner-tools button{padding:0 8px;font-size:11px}.transfer-file{flex-direction:column}.transfer-file span{white-space:normal}body.qr-focus-mode .qr-toolbar{grid-template-columns:1fr 1fr}body.qr-focus-mode .speed-select{display:none}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}

/* v2 additions */
.topbar-right{display:flex;align-items:center;gap:8px}
.lang-btn{min-width:44px;min-height:36px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.05);color:#e8ecf0;font-size:11px;font-weight:900;cursor:pointer}
.field{display:grid;gap:6px;margin-top:10px;color:var(--muted);font-size:11px}
.field input[type=text],.field input[type=password]{min-height:46px;padding:0 12px;border:1px solid var(--line);border-radius:13px;background:#0b0d11;color:#f1f4f6;outline:0}
.field input:focus{border-color:#4a545f}
.check{display:flex;align-items:center;gap:9px;margin-top:12px;color:#d6dbe0;font-size:12px;cursor:pointer}
.check input{width:17px;height:17px;accent-color:#f2f5f7}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:9px}
@media(max-width:680px){.grid2{grid-template-columns:1fr}}
.folder-row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:9px;padding:11px 13px;border:1px dashed var(--line);border-radius:13px;color:var(--muted);font-size:11px;cursor:pointer}
.folder-row input{max-width:200px;color:#c9cfd5;font-size:11px}
.queue{display:grid;gap:7px;margin:11px 0}
.queue-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.022);font-size:11px}
.queue-row strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.queue-row span{color:var(--muted);white-space:nowrap}
.queue-row em{font-style:normal;color:var(--dim);font-size:10px}
.queue-row em.doing{color:var(--warn)}.queue-row em.ok{color:var(--good)}
.mini-btn{min-height:30px;padding:0 11px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.06);color:#fff;font-size:11px;cursor:pointer}
.speed-row{display:flex;gap:7px;align-items:center}
.eta-badge{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:10px;color:var(--muted);font-weight:800}
.send-tools .grid2{margin-top:8px}
.diag-tools{display:flex;gap:7px}
.diag-log{max-height:220px;overflow:auto;margin:12px 0 0;padding:12px;border:1px solid var(--line);border-radius:13px;background:#080a0d;color:#9fb3a9;font-size:10.5px;line-height:1.6;white-space:pre-wrap;word-break:break-word;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.toast{position:fixed;left:50%;bottom:calc(18px + env(safe-area-inset-bottom,0px));transform:translateX(-50%) translateY(20px);padding:11px 16px;border:1px solid var(--line-hi);border-radius:999px;background:rgba(10,12,15,.92);color:#f1f4f6;font-size:12px;opacity:0;pointer-events:none;transition:.2s;z-index:99}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}