/* SPDX-License-Identifier: GPL-3.0-or-later */
/* FinSwap — QuantumFin theme (quantumfin.io): near-black, cyan/blue/violet glow,
   Inter for text, JetBrains Mono for controls and numbers. */
:root{
  --bg:#02040a;--bg2:#050a16;--card:#081123e6;--card2:#0b1530;--field:#060d1d;--line:#14213d;--line2:#1d2f55;
  --text:#e5edf8;--soft:#aab8cd;--muted:#8a9bb8;--faint:#5b6b88;
  --cyan:#00f0ff;--cyan2:#67e8f9;--blue:#0066ff;--blue2:#60a5fa;--violet:#a855f7;
  --good:#34d399;--warn:#fbbf24;--bad:#fb7185;
  --grad:linear-gradient(90deg,#67e8f9,#60a5fa 50%,#a855f7);
  --glow:0 0 0 1px #00f0ff33,0 8px 40px -8px #00f0ff40;
  --r:18px;--r2:12px;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{background:radial-gradient(900px 600px at 80% -10%,#0066ff22,transparent 60%),radial-gradient(700px 500px at -10% 110%,#a855f71c,transparent 60%),var(--bg);
  color:var(--text);font:15px/1.45 var(--sans);font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
button:disabled{cursor:not-allowed;opacity:.5}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.mono{font-family:var(--mono)}
.muted{color:var(--muted)}.faint{color:var(--faint)}.good{color:var(--good)}.warn{color:var(--warn)}.bad{color:var(--bad)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
[hidden]{display:none!important}

/* Top bar */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:20px;padding:12px 24px;background:#02040acc;backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:19px;letter-spacing:-.02em;text-decoration:none;color:var(--text)}
.logo i{width:30px;height:30px;border-radius:10px;background:radial-gradient(circle at 35% 30%,#fff 0 12%,#00f0ff 35%,#06f 68%,#a855f7);box-shadow:0 0 18px #00f0ff66}
.nav{display:flex;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
.nav a{padding:8px 14px;border-radius:999px;color:var(--muted);text-decoration:none;font-weight:600;font-size:14px;white-space:nowrap}
.nav a:hover{color:var(--text);background:#ffffff08}
.nav a[aria-current=page]{color:var(--cyan);background:#00f0ff12}
.nav a sup{font:600 9px var(--mono);color:var(--violet);margin-left:3px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;border:1px solid var(--line2);font:600 12px var(--mono);color:var(--soft);white-space:nowrap}
.pill b{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 8px var(--good)}
.pill.off b{background:var(--bad);box-shadow:0 0 8px var(--bad)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:999px;font:700 14px var(--mono);
  background:linear-gradient(110deg,#0066ff33,#00f0ff29);color:var(--cyan);border:1px solid #00f0ff55;box-shadow:var(--glow);transition:transform .12s,box-shadow .2s}
.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 0 0 1px #00f0ff66,0 10px 44px -6px #00f0ff66}
.btn.solid{background:var(--grad);color:#02040a;border:0}
.btn.wide{width:100%;padding:16px;font-size:16px;border-radius:16px}
.btn.ghost{background:none;box-shadow:none;border-color:var(--line2);color:var(--soft)}
.btn.danger{color:var(--bad);border-color:#fb718555;background:#fb718512;box-shadow:none}
.icon{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;color:var(--muted);border:1px solid transparent}
.icon:hover{color:var(--text);background:#ffffff0a;border-color:var(--line)}
.icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* Layout */
main{max-width:1080px;margin:0 auto;padding:32px 20px 80px}
.center{max-width:480px;margin:0 auto}
.hero{text-align:center;margin:8px 0 22px}
.hero h1{margin:0;font-size:30px;font-weight:900;letter-spacing:-.03em}
.hero p{margin:6px 0 0;color:var(--muted);font-size:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:0 30px 80px -40px #000,inset 0 1px 0 #ffffff08}
.card.pad{padding:22px}
.row{display:flex;align-items:center;gap:10px}
.spread{display:flex;align-items:center;justify-content:space-between;gap:10px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}

/* Swap panels */
.toolbar{display:flex;align-items:center;justify-content:space-between;padding:2px 4px 10px}
.seg{display:inline-flex;padding:3px;border-radius:999px;background:var(--field);border:1px solid var(--line)}
.seg button{padding:6px 14px;border-radius:999px;font:600 13px var(--mono);color:var(--muted)}
.seg button[aria-pressed=true]{background:#00f0ff18;color:var(--cyan)}
.leg{background:var(--field);border:1px solid var(--line);border-radius:18px;padding:14px 16px;transition:border-color .2s}
.leg:focus-within{border-color:#00f0ff55}
.leg .label{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:8px}
.leg .label button{font:600 11px var(--mono);color:var(--muted);padding:2px 8px;border-radius:999px;border:1px solid var(--line2);margin-left:4px}
.leg .label button:hover{color:var(--cyan);border-color:#00f0ff55}
.leg .main{display:flex;align-items:center;gap:12px}
.amount{flex:1;min-width:0;background:none;border:0;outline:0;font:700 28px var(--sans);letter-spacing:-.02em;text-align:right}
.amount::placeholder{color:var(--faint)}
.amount[readonly]{color:var(--soft)}
.leg .sub{display:flex;justify-content:space-between;margin-top:6px;font-size:12px;color:var(--faint)}
.tokbtn{display:inline-flex;align-items:center;gap:8px;padding:7px 12px 7px 7px;border-radius:999px;background:var(--card2);border:1px solid var(--line2);font-weight:700;white-space:nowrap}
.tokbtn:hover{border-color:#00f0ff55}
.tokbtn.empty{padding:9px 14px;background:var(--grad);color:#02040a;border:0}
.flipwrap{display:flex;justify-content:center;height:10px;position:relative;z-index:2}
.flip{margin-top:-14px;width:38px;height:38px;border-radius:12px;background:var(--card2);border:4px solid var(--bg2);display:grid;place-items:center;color:var(--muted);transition:transform .25s,color .2s}
.flip:hover{color:var(--cyan);transform:rotate(180deg)}
.flip svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.4}
.ava{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;font:800 11px var(--mono);color:#02040a;flex:none}
.ava.lg{width:36px;height:36px;font-size:12px}
.badge{display:inline-grid;place-items:center;width:15px;height:15px;border-radius:50%;background:var(--cyan);color:#02040a;font-size:10px;font-weight:900}
.badge.unv{background:var(--warn)}

.quote{margin-top:12px;border:1px solid var(--line);border-radius:16px;padding:12px 14px;font-size:13px}
.quote .line{display:flex;justify-content:space-between;gap:10px;padding:4px 0}
.quote .line span:first-child{color:var(--muted)}
.ring{width:22px;height:22px;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:3}
.ring .bg{stroke:var(--line2)}.ring .fg{stroke:var(--cyan);stroke-linecap:round;transition:stroke-dashoffset 1s linear}
.routeviz{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.path{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font:600 12px var(--mono)}
.path .share{color:var(--cyan);min-width:42px}
.path .hop{display:inline-flex;align-items:center;gap:5px;padding:3px 8px 3px 3px;border-radius:999px;background:var(--card2);border:1px solid var(--line2)}
.path .arrow{color:var(--faint)}
.tag{display:inline-block;padding:2px 8px;border-radius:999px;font:700 11px var(--mono);background:#00f0ff14;color:var(--cyan)}
.tag.warn{background:#fbbf2414;color:var(--warn)}.tag.bad{background:#fb718514;color:var(--bad)}.tag.violet{background:#a855f714;color:var(--violet)}.tag.good{background:#34d39914;color:var(--good)}
.note{font-size:12px;color:var(--faint);text-align:center;margin:14px 0 0}
.empty{padding:36px 18px;text-align:center;color:var(--muted)}
.empty h3{margin:0 0 6px;color:var(--text);font-size:17px}
.skeleton{display:inline-block;height:1em;width:90px;border-radius:6px;background:linear-gradient(90deg,#0f1a33,#16264a,#0f1a33);background-size:200%;animation:sk 1.2s infinite}
@keyframes sk{to{background-position:-200% 0}}

/* Tables / lists */
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font:600 11px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.06em;padding:10px 12px;border-bottom:1px solid var(--line)}
td{padding:12px;border-bottom:1px solid var(--line)}
tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;font-family:var(--mono)}
.tokcell{display:flex;align-items:center;gap:10px}
.tokcell small{display:block;color:var(--faint);font-size:12px}
.stat{padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--field)}
.stat small{display:block;font:600 11px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.06em}
.stat b{display:block;font-size:24px;margin-top:4px;letter-spacing:-.02em}

/* Forms */
.field{display:block;margin-top:12px}
.field>span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line2);background:var(--field);outline:0}
.input:focus{border-color:#00f0ff66}

/* Modal + sheet */
.scrim{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:#02040ab3;backdrop-filter:blur(6px);padding:16px;animation:fade .15s}
.modal{width:100%;max-width:440px;max-height:min(680px,90vh);display:flex;flex-direction:column;background:var(--bg2);border:1px solid var(--line2);border-radius:22px;box-shadow:0 40px 120px -20px #000,0 0 0 1px #00f0ff14;animation:pop .18s}
.modal header{display:flex;justify-content:space-between;align-items:center;padding:16px 18px 8px}
.modal header h2{margin:0;font-size:17px}
.modal .body{padding:8px 18px 18px;overflow:auto}
.toklist{display:flex;flex-direction:column;margin:8px -8px 0}
.toklist button{display:flex;align-items:center;gap:12px;padding:10px 8px;border-radius:12px;text-align:left}
.toklist button:hover,.toklist button:focus-visible{background:#ffffff08}
.toklist .meta{flex:1;min-width:0}
.toklist .meta b{display:flex;align-items:center;gap:6px}
.toklist .meta small{color:var(--faint);font-size:12px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.chips button{display:inline-flex;align-items:center;gap:6px;padding:5px 10px 5px 5px;border-radius:999px;border:1px solid var(--line2);font-weight:600;font-size:13px}
.chips button:hover{border-color:#00f0ff55}
.steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.steps li{border:1px solid var(--line);border-radius:14px;padding:12px}
.steps li.active{border-color:#00f0ff66;box-shadow:var(--glow)}
.steps li.done{border-color:#34d39966}
.steps dl{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;margin:8px 0 0;font-size:13px}
.steps dt{color:var(--muted)}.steps dd{margin:0;text-align:right;word-break:break-all}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:60;padding:12px 18px;border-radius:14px;background:var(--card2);border:1px solid var(--line2);box-shadow:0 20px 60px -10px #000;font-size:14px;max-width:min(560px,92vw);animation:fade .2s}
.toast.bad{border-color:#fb718566}.toast.good{border-color:#34d39966}
@keyframes fade{from{opacity:0}}
@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98)}}
footer.foot{max-width:1080px;margin:0 auto;padding:0 20px 40px;color:var(--faint);font-size:12px;text-align:center}
@media (max-width:720px){
  .top{padding:10px 14px;gap:10px;flex-wrap:wrap}
  .nav{order:3;width:100%;flex-basis:100%}
  main{padding:18px 14px 70px}
  .amount{font-size:24px}
  .hide-sm{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.btn svg,.tokbtn svg,.flip svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.btn.solid:disabled{background:var(--card2);color:var(--muted);border:1px solid var(--line2);opacity:1}
select.input{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 52%,calc(100% - 13px) 52%;background-size:5px 5px;background-repeat:no-repeat}
@media (max-width:720px){.top .btn{padding:8px 12px;font-size:12px}}