:root{--bg:#F8F8FD;--ink:#111;--dark:#1E1A24;--dark2:#2D2934;--muted:#B7AEC3;--warm:#FFF7EC;--line:#e6e3ee;--ok:#248663;--accent:#0B3CE8;--accent-deep:#001C8C;--accent-soft:#8FB4FF;--bad:#b64949;--r:18px;--font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.45;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
a{color:inherit}
.hidden{display:none !important}
.sky{position:fixed;inset:0;z-index:0;background:linear-gradient(180deg,#dcecfb 0%,#eaf4fd 38%,#f7fbff 70%,#fff 100%)}
.phone{position:relative;z-index:1;min-height:100dvh;display:flex;flex-direction:column;background:var(--bg)}
@media (min-width:520px){body{display:flex;align-items:center;justify-content:center;padding:24px 0}.phone{width:430px;min-height:860px;max-height:calc(100dvh - 48px);border-radius:44px;border:10px solid #111;box-shadow:0 30px 80px rgba(20,16,30,.25);overflow:hidden}}
.top{display:flex;align-items:center;justify-content:space-between;padding:calc(12px + env(safe-area-inset-top)) 18px 10px}
.top-right{display:flex;gap:8px;align-items:center}
.brand img{display:block;height:26px}
.pill{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:12.5px;font-weight:600;color:var(--dark);cursor:pointer;text-transform:capitalize}
.pill.mainnet{background:var(--dark);color:#fff;border-color:var(--dark)}
.icon-btn{display:inline-flex;width:36px;height:36px;align-items:center;justify-content:center;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--dark)}
.banner{margin:0 16px 8px;padding:10px 14px;border-radius:12px;background:var(--warm);border:1px solid #f1e3c8;font-size:13px;color:#6b4e12}
.view{flex:1;overflow-y:auto;padding:6px 18px 24px;scrollbar-width:none}
.view::-webkit-scrollbar{display:none}
.tabs{display:flex;justify-content:space-around;align-items:center;padding:10px 12px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:rgba(255,255,255,.85);backdrop-filter:blur(10px)}
.tabs a{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11.5px;font-weight:600;color:#8c859a;text-decoration:none;min-width:72px}
.tabs a svg{width:22px;height:22px}
.tabs a.active{color:var(--accent)}
.tabs a.cta{background:var(--dark);color:#fff;border-radius:999px;padding:8px 22px}
.tabs a.cta svg{width:20px;height:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;margin-bottom:14px;box-shadow:0 6px 24px rgba(30,26,36,.04)}
.card.dark{background:var(--dark);color:#fff;border-color:var(--dark)}
.card.dark .sub{color:var(--muted)}
.card.warm{background:var(--warm);border-color:#f1e3c8}
h1{font-size:28px;font-weight:600;letter-spacing:-.02em;margin:10px 0 6px}
h2{font-size:20px;font-weight:600;margin:0 0 8px}
.sub{color:#6f6880;font-size:14px;margin:0 0 8px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#8c859a;margin:0 0 6px}
.balance{font-size:40px;font-weight:600;letter-spacing:-.03em;line-height:1.1;margin:4px 0}
.balance small{font-size:18px;font-weight:500;color:var(--muted);margin-left:6px}
.addr{font-family:ui-monospace,Menlo,monospace;font-size:13px;color:var(--muted)}
.row{display:flex;gap:10px;align-items:center}
.row.between{justify-content:space-between}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:15px 18px;border-radius:999px;border:0;background:var(--dark);color:#fff;font-weight:600;font-size:16px;cursor:pointer;text-decoration:none;transition:transform .12s,opacity .12s}
.btn:active{transform:scale(.98)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--dark);border:1.5px solid var(--dark)}
.btn.soft{background:#efedf5;color:var(--dark)}
.btn.small{padding:9px 14px;font-size:13.5px;width:auto}
.btn.danger{background:#fff;color:var(--bad);border:1.5px solid var(--bad)}
.list{display:flex;flex-direction:column;gap:8px}
.item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;border-radius:14px;background:#fff;border:1px solid var(--line)}
.item.sel{border-color:var(--dark);box-shadow:0 0 0 2px var(--dark) inset}
.item .name{font-weight:600}
.item .meta{font-size:12.5px;color:#8c859a}
.item .amt{font-weight:600;font-variant-numeric:tabular-nums}
.coin{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#0B3CE8,#001C8C);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;flex:none}
.coin.spl{background:linear-gradient(135deg,#2D2934,#B7AEC3)}
.field{margin:12px 0}
.field label{display:block;font-size:13px;font-weight:600;color:#6f6880;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:14px;border-radius:14px;border:1.5px solid var(--line);background:#fff;font-size:16px;outline:none}
.field input:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(11,60,232,.14)}
.field textarea{font-family:ui-monospace,Menlo,monospace;font-size:13px;min-height:80px}
.amount-in{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:18px;background:#fff;padding:8px 8px 8px 16px}
.amount-in input{flex:1;border:0;outline:none;font-size:34px;font-weight:600;letter-spacing:-.02em;min-width:0;background:transparent}
.amount-in .unit{font-weight:600;color:#8c859a}
.hint{font-size:12.5px;color:#8c859a;margin-top:6px}
.err{color:var(--bad);font-size:13.5px;margin-top:8px}
.ok{color:var(--ok)}
.step-dots{display:flex;gap:6px;margin:6px 0 14px}
.step-dots i{height:4px;flex:1;border-radius:2px;background:var(--line)}
.step-dots i.on{background:var(--dark)}
/* tap screen */
.tapzone{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:26px 10px 10px}
.ring{position:relative;width:180px;height:180px;margin:14px auto 22px}
.ring:before,.ring:after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--dark);opacity:.35;animation:pulse 2.2s ease-out infinite}
.ring:after{animation-delay:1.1s}
.ring .core{position:absolute;inset:38px;border-radius:50%;background:var(--dark);color:#fff;display:flex;align-items:center;justify-content:center;font-size:44px}
.ring.hit .core{background:var(--ok);transform:scale(1.08)}
.ring.matched:before,.ring.matched:after{animation:none;opacity:0}
.ring.matched .core{background:var(--ok)}
@keyframes pulse{0%{transform:scale(.55);opacity:.6}100%{transform:scale(1.15);opacity:0}}
.state{font-size:15px;color:#6f6880;min-height:44px}
.gmeter{height:6px;border-radius:3px;background:var(--line);overflow:hidden;width:180px;margin:0 auto 10px}
.gmeter i{display:block;height:100%;width:0;background:var(--dark);transition:width .08s}
/* code */
.code{font-family:ui-monospace,Menlo,monospace;font-size:54px;font-weight:700;letter-spacing:.22em;text-align:center;margin:8px 0 4px;color:var(--dark)}
.code-hint{text-align:center;font-size:13.5px;color:#6f6880;margin:0 0 14px}
.peer{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:#fff;border:1px solid var(--line)}
.avatar{width:40px;height:40px;border-radius:50%;flex:none}
/* hold button */
.hold{position:relative;overflow:hidden;user-select:none;-webkit-user-select:none;touch-action:none}
.hold .fill{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--ok);transition:width .05s linear}
.hold span{position:relative;z-index:1}
.done-check{width:84px;height:84px;border-radius:50%;background:var(--ok);color:#fff;display:flex;align-items:center;justify-content:center;margin:14px auto;font-size:40px;animation:pop .4s cubic-bezier(.22,1,.36,1)}
@keyframes pop{from{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}
.sig{font-family:ui-monospace,Menlo,monospace;font-size:12px;word-break:break-all;color:#6f6880;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:50;background:var(--dark);color:#fff;padding:11px 18px;border-radius:999px;font-size:14px;font-weight:500;box-shadow:0 10px 30px rgba(0,0,0,.25);max-width:90vw;text-align:center}
.tx{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.tx:last-child{border-bottom:0}
.tx a{color:var(--dark);font-family:ui-monospace,Menlo,monospace;text-decoration:none}
.tx .t{color:#8c859a;font-size:12px}
.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:inline-block}
.spinner.dark{border-color:rgba(0,0,0,.15);border-top-color:var(--dark)}
@keyframes spin{to{transform:rotate(360deg)}}
.center{text-align:center}
.mt{margin-top:14px}
.mono{font-family:ui-monospace,Menlo,monospace;font-size:13px;word-break:break-all}
.onboard-hero{padding:40px 6px 10px;text-align:center}
.onboard-hero .tapicon{width:120px;height:120px;border-radius:36px;background:var(--dark);margin:0 auto 22px;display:flex;align-items:center;justify-content:center}


/* ---- demo-matching screens: dollar home, keypad, tap to pay, receipt ---- */
:root{--purple:#6D4AFF;--purple2:#5b3bea;--green:#22B573}
.home-top{text-align:center;padding:18px 0 6px}
.balance.big{font-size:44px;font-weight:700;letter-spacing:-.02em;line-height:1.1;margin:4px 0 2px}
.change{font-size:13px;color:#8c859a;min-height:18px}
.actions{display:flex;justify-content:center;gap:34px;margin:22px 0 10px}
.act{display:flex;flex-direction:column;align-items:center;gap:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:14px}
.act .circle{width:62px;height:62px;border-radius:50%;background:#efedf5;display:flex;align-items:center;justify-content:center;color:var(--dark)}
.act .circle svg{width:26px;height:26px}
.act.primary .circle{background:var(--purple);color:#fff;box-shadow:0 10px 24px rgba(109,74,255,.28)}
.link{background:none;border:0;color:var(--purple);font-weight:600;font-size:14px;cursor:pointer}
.coin.eth{background:#3c3c8a;color:#fff}.coin.usd{background:#0B8A5B;color:#fff}.coin.tok{background:#efedf5;color:var(--dark)}
.rm{color:#b0a9bd;font-size:12px;margin-left:6px}
details summary{cursor:pointer;list-style:none;color:#8c859a}
.listen{margin-top:18px;min-height:20px}
.modal-head{display:grid;grid-template-columns:36px 1fr 36px;align-items:center;margin:2px 0 10px}
.modal-head h2{margin:0;text-align:center;font-size:17px}
.modal-head .x{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--dark);text-decoration:none;font-size:22px;line-height:1;cursor:pointer}
.amount-big{text-align:center;font-size:56px;font-weight:700;letter-spacing:-.03em;margin:18px 0 2px;word-break:break-all}
.peer-row{display:flex;align-items:center;gap:12px;width:100%;text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin:14px 0 8px;cursor:pointer;font:inherit;color:inherit}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 14px;margin:8px 0 14px}
.keypad button{background:none;border:0;font:inherit;font-size:26px;font-weight:500;padding:12px 0;border-radius:14px;color:var(--ink);cursor:pointer}
.keypad button:active{background:#e8eeff;color:var(--accent)}
.btn:disabled{opacity:.35;cursor:default}
.item.pickable{width:100%;text-align:left;background:#fff;border:1px solid var(--line);font:inherit;color:inherit;cursor:pointer}
.tall{padding:40px 0 20px}
.bigcircle{width:132px;height:132px;border-radius:50%;background:var(--purple);display:flex;align-items:center;justify-content:center;margin:26px auto 18px;box-shadow:0 18px 40px rgba(11,60,232,.32);color:#fff;font-size:56px;font-weight:700}
.bigcircle svg{width:64px;height:64px}
.bigcircle.pulse{animation:pulse 1.6s ease-in-out infinite}
.bigcircle.hit{transform:scale(.92)}
.bigcircle.matched{background:var(--green);animation:none;box-shadow:0 18px 40px rgba(34,181,115,.3)}
.bigcircle.busy{animation:pulse 1s ease-in-out infinite}
.bigcircle.fail{background:var(--bad);animation:none;box-shadow:none}
@keyframes pulse{0%,100%{transform:scale(1);box-shadow:0 18px 40px rgba(11,60,232,.32)}50%{transform:scale(1.06);box-shadow:0 22px 56px rgba(11,60,232,.48)}}
.taplabel{text-align:center;margin:0 0 8px;font-size:20px}
.done-check{width:88px;height:88px;border-radius:50%;background:var(--green);color:#fff;font-size:44px;display:flex;align-items:center;justify-content:center;margin:26px auto 14px;animation:pop .4s cubic-bezier(.2,1.4,.4,1)}
@keyframes pop{from{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}
.status{color:var(--green);font-weight:600;margin:6px 0 18px}
.status.pending{color:#8c859a}
.kv{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.kv:last-child{border-bottom:0}
.kv span{color:#8c859a}
.kv a{color:var(--purple);text-decoration:none}
@media (prefers-reduced-motion:reduce){.bigcircle.pulse,.bigcircle.busy,.done-check{animation:none}}