/* Ramp-gate demo v1 — tokens copied from wireframe v14 (no external fonts or imports). */
:root{
  --navy:#1e1b3a; --indigo:#3730a3; --lavender:#efedfc; --lavender-mid:#d9d8e6; --lavender-line:#e3e2ee;
  --page:#f7f7fb; --card:#ffffff; --ink:#1e1b3a; --muted:#686884;
  --pill-fill:#fff1d1; --pill-edge:#f0d79c; --pill-text:#6a4600; --warn-chip:#f0d79c; --warn-bg:#fff8e8;
  --cta-off-text:#7b7994; --red:#b42318; --shadow:0 10px 28px rgba(30,27,58,.08);
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--page);color:var(--ink);font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Yu Gothic UI",Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
.app{max-width:440px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;background:var(--card)}
@media (min-width:768px){
  body{padding:28px 0}
  .app{max-width:560px;min-height:calc(100vh - 56px);border:1.5px solid var(--lavender-line);border-radius:28px;box-shadow:var(--shadow);overflow:clip}
}
.top{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--lavender-line)}
.brand{font-weight:760;letter-spacing:-.02em;font-size:15px}
.brand i{font-style:normal;color:var(--indigo)}
.lang{display:flex;border:1.5px solid var(--lavender-line);border-radius:999px;overflow:hidden}
.lang button{border:0;background:#fff;padding:4px 10px;font-size:12px;font-weight:650}
.lang button[aria-pressed="true"]{background:var(--navy);color:#fff}
main{flex:1;display:flex;flex-direction:column}
.screen{padding:16px 16px 20px;flex:1}
.screen[hidden]{display:none}
.cap{font-weight:700;font-size:11px;color:var(--muted);margin:0 0 12px;text-transform:uppercase;letter-spacing:.06em;display:flex;justify-content:space-between;align-items:center}
.cap .backlink{text-transform:none;letter-spacing:0;font-size:12.5px;color:var(--indigo);background:none;border:0;padding:0;font-weight:700}
.handoff{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;gap:8px}
.handoff b{font-size:20px;letter-spacing:-.02em}
.chip{border:1.5px solid var(--lavender-line);border-radius:999px;padding:4px 9px;font-size:11.5px;color:var(--muted);background:var(--page);white-space:nowrap}
.kv{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--lavender-line);padding:10px 0;gap:10px;min-height:48px}
.kv > span:first-child{color:var(--ink);white-space:nowrap}
.kv .val{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.kv select{border:1.5px solid var(--lavender-line);border-radius:999px;padding:5px 9px;background:#fff;font-weight:650;font-size:13px}
.seg{display:flex;border:1.5px solid var(--navy);border-radius:10px;overflow:hidden}
.seg button{border:0;background:#fff;padding:6px 14px;font-weight:650;min-height:34px}
.seg button[aria-pressed="true"]{background:var(--navy);color:#fff}
.ctx{background:var(--lavender);border:1.5px dashed var(--indigo);border-radius:12px;padding:10px 11px;font-size:12.5px;margin-top:10px}
.ctx.warn,.warnbox{background:var(--warn-bg);border:1.5px solid var(--pill-edge);color:var(--pill-text);border-radius:12px;padding:9px 11px;font-size:12.5px;margin-top:8px}
.lbl{font-size:12px;color:var(--muted);font-weight:550}
.hint{font-size:12px;color:var(--muted);margin:10px 0 0}
.err{font-size:12px;color:var(--red);margin-top:6px;font-weight:600}
.btn{display:block;width:100%;background:var(--navy);color:#fff;text-align:center;border:0;border-radius:14px;padding:13px;font-weight:700;margin-top:14px;font-size:15px;text-decoration:none}
.btn[disabled],.btn.off{background:var(--lavender-mid);color:var(--cta-off-text);cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--indigo);border:1.5px solid var(--indigo)}
.btn.sm{display:inline-block;width:auto;padding:7px 11px;margin:0;font-size:12px;border-radius:10px;white-space:nowrap}
.addr-copy{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.addr-copy b{font-variant-numeric:tabular-nums;font-weight:650}
.chain{display:inline-flex;align-items:center;background:var(--lavender);color:var(--indigo);border-radius:6px;padding:1px 6px;font-size:10.5px;font-weight:700;white-space:nowrap}
.copy{display:inline-flex;align-items:center;border:1.5px solid var(--indigo);color:var(--indigo);background:#fff;border-radius:999px;padding:3px 9px;font-size:11px;font-weight:700;white-space:nowrap;min-height:26px}
.copy.ok{background:var(--lavender)}
.linkbtn{background:none;border:0;color:var(--indigo);font-weight:700;font-size:12px;padding:2px 4px}
.addr-edit{display:flex;gap:6px;margin-top:8px}
.addr-edit input{flex:1;min-width:0;border:1.5px solid var(--lavender-line);border-radius:10px;padding:8px 10px;font-size:13px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
/* Screen 1 */
.bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:8px}
.presets{display:flex;gap:6px;flex-wrap:wrap}
.presets select{border:2px solid var(--indigo);background:var(--lavender);border-radius:999px;padding:6px 10px;font-weight:650;font-size:12.5px;max-width:100%}
.box{border:1.5px solid var(--lavender-line);border-radius:16px;padding:12px;margin-top:10px;background:#fff}
.pair{padding:0;overflow:hidden}
.pair .slot{padding:12px}
.pair .div{height:1px;background:var(--lavender-line);margin:0 12px}
.flex{display:flex;justify-content:space-between;align-items:center;gap:8px}
.big{font-size:26px;font-weight:720;letter-spacing:-.03em;line-height:1.15;font-variant-numeric:tabular-nums;border:0;background:transparent;width:100%;min-width:0;padding:0}
.big:focus{outline:2px solid var(--indigo);outline-offset:3px;border-radius:6px}
.unit{border:1.5px solid var(--lavender-line);border-radius:999px;padding:3px 10px;font-size:12px;background:#fff;white-space:nowrap}
.mc{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.mc button{border:1.5px solid var(--lavender-line);border-radius:999px;padding:7px 11px;font-size:13px;white-space:nowrap;background:#fff;min-height:36px}
.mc button[aria-pressed="true"]{border:2px solid var(--indigo);background:var(--lavender);font-weight:650;color:var(--indigo)}
/* Screen 2 */
#s2{padding-bottom:0}
#s2:not([hidden]){display:flex;flex-direction:column}
.s2-body{flex:1;padding-bottom:12px}
.head-row{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px}
.head-row .title{font-weight:720;font-size:16px;letter-spacing:-.02em}
.head-row .title span{font-weight:550;color:var(--muted);font-size:13px}
.amtbar{display:flex;gap:8px;align-items:center;border:1.5px solid var(--lavender-line);border-radius:14px;padding:6px 6px 6px 12px;background:var(--page)}
.amtbar input{flex:1;min-width:0;font-size:17px;font-weight:720;border:0;background:transparent;font-variant-numeric:tabular-nums}
.amtbar .u{font-size:12px;color:var(--muted);font-weight:650}
.methods{display:flex;flex-wrap:nowrap;gap:5px;overflow-x:auto;margin:10px 0 2px;padding:1px 1px 6px;scrollbar-width:thin}
.mtile{flex:0 0 auto;display:flex;align-items:center;gap:5px;background:#fff;border:1.5px solid var(--lavender-line);border-radius:999px;color:#5c5878;padding:5px 10px;white-space:nowrap;font-size:12px;font-weight:650;min-height:32px}
.mtile svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round;stroke-linecap:round}
.mtile[aria-pressed="true"]{background:var(--lavender);border:2px solid var(--indigo);color:var(--indigo);padding:4.5px 9.5px}
.sort{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 10px}
.sort button{border:1.5px solid var(--lavender-line);border-radius:999px;padding:6px 12px;font-size:12px;font-weight:650;background:#fff;min-height:32px}
.sort button[aria-pressed="true"]{background:var(--indigo);color:#fff;border-color:var(--indigo)}
.listbar{display:flex;justify-content:space-between;align-items:center;margin:0 0 8px}
.listbar .tg{font-size:12px;font-weight:700;color:var(--indigo);background:none;border:0;padding:4px 0}
.cols{display:flex;align-items:center;gap:6px;padding:0 12px 4px;color:var(--muted)}
.cols span{font-size:9.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.c-name{flex:1}.c-rate{flex:0 0 70px;text-align:right}.c-amt{flex:0 0 96px;text-align:right}.c-chev{flex:0 0 12px}
.prov{border:1.5px solid var(--lavender-line);border-radius:16px;margin-bottom:6px;background:#fff}
.prov.open{border-color:#c8c7d8}
.prov.on{border-color:var(--indigo);box-shadow:0 0 0 2px var(--indigo);background:var(--lavender)}
.prov.na{background:var(--page);color:var(--muted)}
.ph{display:flex;align-items:center;gap:6px;padding:9px 12px;min-height:48px;width:100%;border:0;background:transparent;text-align:left}
.prov.na .ph{cursor:default}
.ph .name{flex:1;min-width:0;font-weight:720;font-size:13.5px;line-height:1.25}
.ph .rate{flex:0 0 70px;text-align:right;font-size:12.5px;font-weight:650;font-variant-numeric:tabular-nums;white-space:nowrap}
.ph .rcv{flex:0 0 96px;text-align:right;font-size:14px;font-weight:720;letter-spacing:-.02em;font-variant-numeric:tabular-nums;white-space:nowrap}
.ph .na-why{flex:0 0 166px;text-align:right;font-size:11px;font-weight:600}
.chev{font-size:11px;color:var(--muted);flex:0 0 12px;text-align:center}
.prov.on .chev{color:var(--indigo)}
.selmark{display:block;width:fit-content;margin:3px 0 0;font-size:9.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--indigo);border:1px solid var(--indigo);border-radius:4px;padding:0 5px;background:#fff}
.wi{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:6px;background:var(--warn-chip);color:var(--pill-text);font-size:11px;font-weight:700;vertical-align:middle;margin-left:4px}
.pd{padding:0 12px 10px;border-top:1px solid #eeedf5}
.fee-full{font-size:12px;color:var(--muted);margin:7px 0 2px}
.g{border-top:1px solid #eeedf5;padding-top:6px;margin-top:6px;font-size:12.5px}
.g .gl{font-size:9.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-right:6px}
.g .gn{display:block;font-size:11.5px;color:var(--muted)}
.g .warn{display:block;border:1px solid var(--pill-edge);color:var(--pill-text);background:var(--warn-bg);border-radius:8px;padding:5px 7px;font-size:11.5px;margin-top:4px}
.more{display:block;width:100%;background:none;border:0;text-align:left;font-size:12.5px;color:var(--muted);font-weight:650;padding:6px 2px}
.empty{padding:16px;text-align:center;color:var(--muted);border:1.5px dashed var(--lavender-line);border-radius:14px;font-size:13px}
.checkout{position:sticky;bottom:0;z-index:5;background:#fff;display:flex;align-items:center;gap:8px;height:60px;padding:0 12px;margin:0 -16px;border-top:1px solid var(--lavender-line);box-shadow:0 -6px 16px rgba(30,27,58,.12)}
.checkout .pf{flex:1 1 auto;min-width:0;display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden}
.checkout .pf b{color:var(--ink)}
.checkout .btn{flex:0 0 auto;width:auto;margin:0;padding:10px 16px;font-size:14px;border-radius:10px}
@media (min-width:768px){.checkout{height:56px}}
/* Leave interstitial */
.leave h2{font-size:21px;letter-spacing:-.02em;margin:4px 0 4px}
.leave .sub{color:var(--muted);margin:0 0 12px}
.sum .kv{min-height:40px;padding:8px 0}
.note-sm{font-size:11.5px;color:var(--muted);margin-top:8px}
/* Footer + about */
.foot{padding:10px 16px 14px;text-align:center;font-size:12px;color:var(--muted);border-top:1px solid var(--lavender-line)}
.foot button{background:none;border:0;color:var(--indigo);font-weight:700;font-size:12px}
dialog{border:0;border-radius:18px;max-width:420px;width:calc(100% - 32px);box-shadow:var(--shadow);padding:18px}
dialog::backdrop{background:rgba(30,27,58,.35)}
dialog h3{margin:0 0 8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media (prefers-reduced-motion:no-preference){.prov{transition:box-shadow .12s,border-color .12s}}
:focus-visible{outline:2px solid var(--indigo);outline-offset:2px}
.chain.bad{background:var(--warn-bg);color:var(--pill-text);border:1px solid var(--pill-edge)}