/* ============================================================
   EmberSwapp — theme
   ============================================================ */
:root{
  /* surfaces */
  --bg:#0F0C0A;
  --bg-2:#0B0908;
  --card:#171311;
  --field:#1E1917;
  --field-2:#251F1C;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);

  /* text */
  --fg:#FFFFFF;
  --fg-70:rgba(255,255,255,.68);
  --fg-50:rgba(255,255,255,.48);
  --fg-35:rgba(255,255,255,.34);

  /* ember accent */
  --accent:#FF7A18;
  --accent-hi:#FF9A3D;
  --accent-lo:#E2620A;
  --accent-deep:#C24B00;
  --accent-soft:rgba(255,122,24,.14);
  --accent-line:rgba(255,122,24,.32);
  --grad:linear-gradient(135deg,#FF9A3D 0%,#FF7A18 45%,#E85D04 100%);

  --radius:24px;
  --radius-sm:16px;
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:"DM Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.08}
p{margin:0}
button,input{font:inherit;color:inherit}
::selection{background:var(--accent);color:#180a00}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.wrap-narrow{max-width:820px}
.center{display:flex;justify-content:center;margin-top:32px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:999px;cursor:pointer;
  font-weight:600;letter-spacing:-.01em;
  padding:12px 22px;
  transition:transform .16s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:var(--grad);
  color:#1A0A00;
  box-shadow:0 8px 26px -10px rgba(255,122,24,.75);
}
.btn-primary:hover{box-shadow:0 12px 34px -10px rgba(255,122,24,.95)}
.btn-ghost{
  background:transparent;color:var(--fg);
  border:1px solid var(--line-2);
}
.btn-ghost:hover{border-color:var(--accent-line);background:var(--accent-soft);color:var(--accent-hi)}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(14,16,19,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease,background .3s ease;
}
.site-header.scrolled{border-bottom-color:var(--line);background:rgba(11,13,15,.9)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}

.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{display:grid;place-items:center;filter:drop-shadow(0 2px 10px rgba(255,122,24,.5))}
.brand-name{font-weight:700;font-size:19px;letter-spacing:-.03em}
.brand-name span{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}

.main-nav{display:flex;align-items:center;gap:26px;margin-inline:auto}
.main-nav a{
  font-size:15px;color:var(--fg-70);position:relative;padding:6px 0;
  white-space:nowrap;
  transition:color .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:1.5px;
  background:var(--grad);transition:right .25s ease;border-radius:2px;
}
.main-nav a:hover{color:var(--fg)}
.main-nav a:hover::after{right:0}

.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.btn-tg{padding:10px 18px;font-size:14.5px}

/* language */
.lang{position:relative}
.lang-btn{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--field);border:1px solid var(--line);border-radius:999px;
  padding:8px 12px;font-size:14px;cursor:pointer;color:var(--fg-70);
  transition:border-color .2s ease,color .2s ease;
}
.lang-btn:hover{border-color:var(--accent-line);color:var(--fg)}
.lang .chev{transition:transform .2s ease}
.lang.open .chev{transform:rotate(180deg)}
.lang-menu{
  position:absolute;right:0;top:calc(100% + 10px);
  margin:0;padding:6px;list-style:none;
  min-width:180px;max-height:300px;overflow:auto;
  background:#17181B;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 24px 60px -20px rgba(0,0,0,.9);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
  z-index:70;
}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu li{
  display:flex;align-items:center;gap:9px;
  padding:9px 12px;border-radius:10px;font-size:14px;color:var(--fg-70);cursor:pointer;
}
.lang-menu li:hover{background:var(--accent-soft);color:var(--accent-hi)}
.lang-menu li.active{background:var(--accent-soft);color:var(--accent-hi);font-weight:600}
.lang-menu li.active::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);margin-left:auto}
.globe{color:var(--fg-35);flex-shrink:0}
.lang-btn:hover .globe{color:var(--accent-hi)}

.burger{display:none;flex-direction:column;gap:4.5px;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:20px;height:2px;background:var(--fg);border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;overflow:hidden;padding:74px 0 96px}
.hero-inner{
  position:relative;z-index:3;
  display:grid;grid-template-columns:minmax(0,1fr) 444px;gap:56px;align-items:center;
}
.hero-copy h1{
  font-size:clamp(44px,6.4vw,88px);
  font-weight:600;line-height:.98;letter-spacing:-.045em;
  overflow-wrap:break-word;
}
/* CJK glyphs are much wider per character — shrink and let lines break on phrases */
html[lang="ja"] .hero-copy h1,
html[lang="zh"] .hero-copy h1,
html[lang="ko"] .hero-copy h1{
  font-size:clamp(32px,4.4vw,62px);line-height:1.14;letter-spacing:-.01em;word-break:keep-all;
}
html[lang="ja"] .section-head h2,
html[lang="zh"] .section-head h2,
html[lang="ko"] .section-head h2,
html[lang="ja"] .cta h2,
html[lang="zh"] .cta h2,
html[lang="ko"] .cta h2{line-height:1.28;letter-spacing:-.01em}
/* long compound words (de/nl/ru/uk) should never push the layout out */
html[lang="de"] .section-head h2,
html[lang="nl"] .section-head h2,
html[lang="ru"] .section-head h2,
html[lang="uk"] .section-head h2{overflow-wrap:break-word}
.hero-sub{margin-top:22px;color:var(--fg-70);font-size:clamp(15px,1.4vw,18px)}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  font-size:13.5px;color:var(--fg-70);
}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}

/* decorative */
.wordmark{
  position:absolute;left:-2%;bottom:6%;z-index:1;
  font-size:clamp(140px,22vw,300px);font-weight:900;letter-spacing:-.06em;
  color:rgba(255,255,255,.028);
  user-select:none;pointer-events:none;white-space:nowrap;
}
.hero-glow{position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;z-index:0}
.hero-glow.g1{width:620px;height:620px;left:-220px;top:-260px;background:rgba(255,122,24,.22)}
.hero-glow.g2{width:560px;height:560px;right:-160px;bottom:-280px;background:rgba(226,98,10,.18)}


/* ============================================================
   SWAP WIDGET
   ============================================================ */
.swap-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 18px 18px;
  box-shadow:0 40px 90px -40px rgba(0,0,0,.95), 0 0 0 1px rgba(255,122,24,.05);
}
.swap-card::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;
  background:linear-gradient(160deg,rgba(255,122,24,.4),transparent 42%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.swap-head{text-align:center;margin-bottom:16px}
.swap-title{font-size:18px;font-weight:900;letter-spacing:-.02em}
.swap-meta{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:8px}
.fee{font-size:12.5px;font-weight:600;color:var(--accent)}
.chip{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 9px;border-radius:999px;border:1px solid var(--line);
  font-size:11.5px;color:var(--fg-50);cursor:help;
}

.field{
  position:relative;
  background:var(--field);border:1px solid transparent;border-radius:var(--radius-sm);
  padding:11px 14px 12px;
  transition:border-color .2s ease,background .2s ease;
}
.field + .field{margin-top:8px}
.field:focus-within{border-color:var(--accent-line);background:var(--field-2)}
.field-label{font-size:11px;font-weight:600;letter-spacing:.02em;color:var(--fg-35);text-transform:none}
.field-row{display:flex;align-items:center;gap:10px;margin-top:4px}

.coin-select{
  display:inline-flex;align-items:center;gap:7px;flex-shrink:0;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  border-radius:12px;padding:7px 10px;cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.coin-select:hover{border-color:var(--accent-line);background:var(--accent-soft)}
.coin-code{font-weight:700;font-size:15px;letter-spacing:-.02em}
/* coin logos — real brand marks, cropped to a circle.
   .coin-icon-fb is the lettered fallback for a coin with no logo file. */
.coin-icon{
  border-radius:50%;flex-shrink:0;display:block;
  object-fit:cover;background:#1E1F23;
}
.coin-icon-fb{
  display:grid;place-items:center;color:#fff;font-weight:700;
  background:linear-gradient(140deg,#3A3B40,#232428);letter-spacing:-.03em;
}
.coin-slot{display:inline-flex;align-items:center;flex-shrink:0}
.coin-select .chev{color:var(--fg-50)}

.amount-wrap{display:flex;align-items:center;gap:6px;margin-left:auto;min-width:0;flex:1}
.amount{
  flex:1;min-width:0;background:none;border:0;outline:none;
  text-align:right;font-size:22px;font-weight:600;letter-spacing:-.03em;
}
.amount::-webkit-outer-spin-button,.amount::-webkit-inner-spin-button{-webkit-appearance:none}
.amount-unit{font-size:19px;font-weight:600;color:var(--fg-50);letter-spacing:-.02em;flex-shrink:0}
.field-bottom{display:flex;justify-content:space-between;gap:10px;margin-top:5px}
.coin-name{font-size:12px;color:var(--fg-35)}
.usd{font-size:12px;color:var(--fg-35)}

.switch{
  position:absolute;left:50%;transform:translate(-50%,-50%);
  width:42px;height:42px;border-radius:50%;
  background:#2A2B2F;border:4px solid var(--card);
  display:grid;place-items:center;color:var(--fg-70);cursor:pointer;z-index:4;
  transition:transform .3s cubic-bezier(.34,1.56,.64,1), background .2s ease, color .2s ease;
}
.switch:hover{background:var(--accent);color:#1A0A00}
.switch.spin{transform:translate(-50%,-50%) rotate(180deg)}

.field-address{margin-top:8px}
.address{
  display:block;width:100%;margin-top:5px;
  background:none;border:0;outline:none;font-size:15px;
}
.address::placeholder{color:var(--fg-35)}

.btn-exchange{
  width:100%;margin-top:14px;padding:16px 22px;font-size:19px;border-radius:20px;
}
.terms{margin-top:14px;text-align:center;font-size:11.5px;color:var(--fg-35)}
.terms a{color:var(--fg-50);text-decoration:underline;text-underline-offset:2px}
.terms a:hover{color:var(--accent-hi)}

/* ============================================================
   SECTIONS
   ============================================================ */
.section{padding:96px 0;position:relative}
.section-tight{padding:0 0 40px}
.section-head{max-width:720px;margin-bottom:44px}
.eyebrow{
  display:inline-block;margin-bottom:14px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);
}
.section-head h2{font-size:clamp(26px,3.4vw,42px);letter-spacing:-.035em}

/* supported coins */
.coin-grid{display:flex;flex-wrap:wrap;gap:10px}
.coin-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px 10px 10px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);
  font-size:14.5px;font-weight:600;letter-spacing:-.01em;
  transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.coin-tag:hover{border-color:var(--accent-line);transform:translateY(-2px);background:#191919}

/* status */
.status-card{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:20px 24px;
}
.status-left{display:flex;align-items:center;gap:14px}
.status-dot{
  width:11px;height:11px;border-radius:50%;background:#2FD07F;flex-shrink:0;
  box-shadow:0 0 0 0 rgba(47,208,127,.55);animation:pulse 2.4s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(47,208,127,.5)}
  70%{box-shadow:0 0 0 12px rgba(47,208,127,0)}
  100%{box-shadow:0 0 0 0 rgba(47,208,127,0)}
}
.status-title{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-35);font-weight:700}
.status-sub{font-size:15px;color:var(--fg-70)}
.status-sub strong{color:var(--fg);font-weight:600}
.status-time{font-size:13px;color:var(--fg-35)}

/* features */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:26px 24px 28px;position:relative;overflow:hidden;
  transition:border-color .25s ease,transform .25s ease;
}
.feature::after{
  content:"";position:absolute;inset:0;opacity:0;pointer-events:none;
  background:radial-gradient(420px circle at 0% 0%, rgba(255,122,24,.10), transparent 60%);
  transition:opacity .3s ease;
}
.feature:hover{border-color:var(--accent-line);transform:translateY(-3px)}
.feature:hover::after{opacity:1}
.feature-ico{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--accent-soft);border:1px solid var(--accent-line);color:var(--accent-hi);
  margin-bottom:18px;
}
.feature h3{font-size:19px;margin-bottom:8px;letter-spacing:-.025em}
.feature p{font-size:14.5px;color:var(--fg-50);line-height:1.6}

/* recent exchanges */
.recent{
  display:grid;grid-template-columns:repeat(2,1fr);gap:10px;
}
.recent-row{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:14px 18px;
  transition:border-color .2s ease;
}
.recent-row:hover{border-color:var(--accent-line)}
.recent-time{font-size:13px;color:var(--fg-35);min-width:66px;flex-shrink:0;white-space:nowrap}
.recent-pair{display:flex;align-items:center;gap:8px;font-weight:600;font-size:15px}
.recent-pair .arrow{color:var(--accent);font-size:14px}
.recent-amt{margin-left:auto;font-size:13.5px;color:var(--fg-50);font-variant-numeric:tabular-nums;white-space:nowrap}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:10px}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  padding:0 22px;transition:border-color .2s ease,background .2s ease;
}
.faq details[open]{border-color:var(--accent-line);background:#161616}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  list-style:none;cursor:pointer;padding:20px 0;
  font-size:17px;font-weight:600;letter-spacing:-.02em;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{
  position:relative;width:18px;height:18px;flex-shrink:0;
}
.faq summary i::before,.faq summary i::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--accent);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .25s ease,opacity .25s ease;
}
.faq summary i::before{width:14px;height:2px}
.faq summary i::after{width:2px;height:14px}
.faq details[open] summary i::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq details p{padding:0 0 22px;color:var(--fg-50);font-size:15px;line-height:1.65;max-width:66ch}

/* CTA */
.cta{
  position:relative;overflow:hidden;text-align:center;
  border-radius:28px;padding:64px 32px;
  background:linear-gradient(150deg,#1B1108 0%,#141414 55%,#140D06 100%);
  border:1px solid var(--accent-line);
}
.cta::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:rgba(255,122,24,.16);filter:blur(110px);
  left:50%;top:-60%;transform:translateX(-50%);pointer-events:none;
}
.cta h2{position:relative;font-size:clamp(28px,3.6vw,44px);letter-spacing:-.035em}
.cta p{position:relative;margin:14px auto 28px;color:var(--fg-50);max-width:46ch}
.cta .btn{position:relative;padding:15px 34px;font-size:17px}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding-top:60px}
.footer-inner{
  display:grid;grid-template-columns:1.6fr 1fr 1.4fr .8fr;gap:40px;padding-bottom:48px;
}
.footer-brand p{margin-top:14px;color:var(--fg-35);font-size:14px;max-width:30ch}
.footer-col h4{
  font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--fg-35);font-weight:700;margin-bottom:16px;
}
.footer-col a{
  display:block;font-size:14.5px;color:var(--fg-70);padding:5px 0;
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--accent-hi)}
.footer-col .social{display:inline-flex;align-items:center;gap:8px}

.pairs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 14px}
.pair{
  display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--fg-50);
  padding:4px 0;transition:color .2s ease;
}
.pair:hover{color:var(--accent-hi)}
.pair .arrow{color:var(--fg-35);font-size:11px}

.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding-block:22px;
  font-size:13px;color:var(--fg-35);
}
.footer-bottom nav{display:flex;gap:22px}
.footer-bottom a:hover{color:var(--accent-hi)}

/* ============================================================
   MODALS
   ============================================================ */
.modal{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(4,5,6,.72);backdrop-filter:blur(6px)}
.modal-box{
  position:relative;width:100%;max-width:420px;
  max-height:calc(100vh - 40px);overflow-y:auto;overscroll-behavior:contain;
  background:#141414;border:1px solid var(--line);border-radius:24px;
  padding:20px;box-shadow:0 50px 110px -30px rgba(0,0,0,.95);
  animation:pop .22s cubic-bezier(.34,1.4,.64,1);
}
@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.modal-head h3{font-size:18px;letter-spacing:-.02em}
.icon-btn{
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:10px;
  width:32px;height:32px;display:grid;place-items:center;cursor:pointer;color:var(--fg-50);
  font-size:13px;transition:border-color .2s ease,color .2s ease;
}
.icon-btn:hover{border-color:var(--accent-line);color:var(--accent-hi)}
.search{
  width:100%;background:var(--field);border:1px solid var(--line);border-radius:14px;
  padding:12px 14px;outline:none;font-size:15px;
}
.search:focus{border-color:var(--accent-line)}
.search::placeholder{color:var(--fg-35)}
.coin-list{margin-top:12px;max-height:340px;overflow:auto;display:flex;flex-direction:column;gap:2px}
.coin-list::-webkit-scrollbar{width:8px}
.coin-list::-webkit-scrollbar-thumb{background:#2A2B2F;border-radius:8px}
.coin-opt{
  display:flex;align-items:center;gap:11px;
  padding:10px 12px;border-radius:12px;cursor:pointer;background:none;border:0;width:100%;text-align:left;
  transition:background .16s ease;
}
.coin-opt:hover,.coin-opt.active{background:var(--accent-soft)}
.coin-opt .meta{display:flex;flex-direction:column;line-height:1.25}
.coin-opt .t{font-weight:700;font-size:14.5px}
.coin-opt .n{font-size:12px;color:var(--fg-35)}
.coin-opt .px{margin-left:auto;font-size:12.5px;color:var(--fg-35);font-variant-numeric:tabular-nums}
.empty{padding:24px 8px;text-align:center;color:var(--fg-35);font-size:14px}

/* ============================================================
   PAYMENT SCREEN
   ============================================================ */
.order-body{display:flex;flex-direction:column;gap:8px}

/* QR */
.qr-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:6px}
.qr{
  background:#fff;padding:10px;border-radius:16px;line-height:0;
  box-shadow:0 10px 30px -14px rgba(0,0,0,.9);
}
.qr svg{display:block;width:180px;height:180px}
.qr-cap{font-size:12px;color:var(--fg-35)}

/* the amount is the single most important thing on this screen */
.pay-amount{
  display:flex;flex-direction:column;gap:4px;
  background:var(--accent-soft);border:1px solid var(--accent-line);
  border-radius:16px;padding:13px 15px;
}
.pay-amount strong{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:19px;font-weight:700;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;word-break:break-all;
}

.pay-row{
  display:flex;align-items:baseline;justify-content:space-between;gap:14px;
  background:var(--field);border-radius:14px;padding:11px 14px;font-size:14px;
}
.pay-row-warn{border:1px solid var(--accent-line)}
.pay-label{color:var(--fg-35);font-size:12px;flex-shrink:0}
.pay-value{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;justify-content:flex-end;
  font-weight:600;text-align:right;word-break:break-all;min-width:0;
}
.pay-value.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;letter-spacing:-.01em}

.copy-btn{
  flex-shrink:0;background:rgba(255,255,255,.06);border:1px solid var(--line);
  border-radius:8px;padding:3px 9px;font-size:11.5px;font-weight:600;
  color:var(--fg-50);cursor:pointer;transition:border-color .2s ease,color .2s ease;
}
.copy-btn:hover{border-color:var(--accent-line);color:var(--accent-hi)}
.copy-btn.ok{border-color:#2FD07F;color:#2FD07F}

.pay-sep{height:1px;background:var(--line);margin:6px 0}
.pay-note{font-size:12px;color:var(--fg-35);line-height:1.6}
.pay-warn{
  font-size:12px;line-height:1.55;color:#FFC28A;
  background:rgba(255,122,24,.08);border-left:2px solid var(--accent);
  border-radius:0 8px 8px 0;padding:8px 11px;
}
.pay-demo{
  font-size:12.5px;line-height:1.6;color:var(--fg-50);
  background:rgba(255,255,255,.04);border:1px dashed var(--line-2);
  border-radius:12px;padding:12px 14px;
}

.pay-status{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:13.5px;color:var(--fg-70);padding:2px 2px 0;
}
.pay-status.expired{color:#FF8A6B}
.pay-pulse{
  width:8px;height:8px;border-radius:50%;background:var(--accent);flex-shrink:0;
  box-shadow:0 0 0 0 rgba(255,122,24,.6);animation:pulse-a 2s infinite;
}
@keyframes pulse-a{
  0%{box-shadow:0 0 0 0 rgba(255,122,24,.55)}
  70%{box-shadow:0 0 0 10px rgba(255,122,24,0)}
  100%{box-shadow:0 0 0 0 rgba(255,122,24,0)}
}
.pay-timer{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--fg-35);font-size:12.5px}

.pay-support{
  display:block;text-align:center;margin-top:4px;padding:11px;
  border:1px solid var(--line-2);border-radius:12px;
  font-size:13.5px;font-weight:600;color:var(--fg-70);
  transition:border-color .2s ease,color .2s ease;
}
.pay-support:hover{border-color:var(--accent-line);color:var(--accent-hi)}

.order-id{color:var(--accent-hi);font-variant-numeric:tabular-nums}

/* ============================================================
   REVEAL
   ============================================================ */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,.8,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1140px){
  .main-nav{gap:18px}
  .main-nav a{font-size:14px}
}
@media (max-width:1080px){
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:44px;justify-items:center;text-align:center}
  .hero-copy{max-width:640px}
  .hero-badges{justify-content:center}
  .swap-card{width:100%;max-width:444px;min-width:0;text-align:left}
    .feature-grid{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:1000px){
  .main-nav{
    position:fixed;inset:72px 0 auto;flex-direction:column;align-items:stretch;gap:0;
    background:#111214;border-bottom:1px solid var(--line);
    padding:10px 20px 22px;margin:0;
    transform:translateY(-120%);transition:transform .3s cubic-bezier(.4,0,.2,1);
    z-index:55;
  }
  .main-nav.open{transform:none}
  .main-nav a{padding:14px 0;font-size:16px;border-bottom:1px solid var(--line)}
  .main-nav a::after{display:none}
  .burger{display:flex}
  .btn-tg span{display:none}
  .btn-tg{padding:10px 12px}
  .header-inner{gap:12px}
  .recent{grid-template-columns:1fr}
  .section{padding:72px 0}
}
@media (max-width:620px){
  .feature-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .pairs{grid-template-columns:repeat(2,1fr)}
  .status-card{flex-direction:column;align-items:flex-start}
  .hero{padding:48px 0 72px}
  .swap-card{padding:18px 14px 16px}
  .amount{font-size:20px}
  .cta{padding:48px 22px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .header-inner{gap:8px}
  .header-actions{gap:8px}
  /* narrow screens: let CJK wrap anywhere again, keep-all overflows here */
  html[lang="ja"] .hero-copy h1,
  html[lang="zh"] .hero-copy h1,
  html[lang="ko"] .hero-copy h1{word-break:normal}
  .recent-row{padding:13px 15px;gap:10px}
  .brand-name{font-size:17px}
  .lang-btn{padding:8px 10px;gap:5px}
  .lang-btn .chev{display:none}
  .burger{padding:8px 4px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}


/* ============================================================
   LEGAL PAGE (terms.html)
   ============================================================ */
.legal{position:relative;overflow:hidden;padding:56px 0 96px}
.legal-glow{
  position:absolute;left:50%;top:-260px;transform:translateX(-50%);
  width:760px;height:520px;border-radius:50%;pointer-events:none;
  background:rgba(255,122,24,.15);filter:blur(130px);
}
.legal .wrap{position:relative;z-index:2}

.legal-back{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:var(--fg-50);margin-bottom:26px;
  transition:color .2s ease;
}
.legal-back:hover{color:var(--accent-hi)}

.legal-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;
  background:var(--accent-soft);border:1px solid var(--accent-line);
  color:var(--accent-hi);
  font-size:11.5px;font-weight:700;letter-spacing:.12em;
}
.legal h1{
  margin-top:18px;
  font-size:clamp(34px,5vw,56px);letter-spacing:-.04em;line-height:1.04;
}
.legal-intro{
  margin-top:18px;max-width:62ch;
  font-size:clamp(15px,1.5vw,17.5px);color:var(--fg-70);line-height:1.6;
}
.legal-updated{margin-top:16px;font-size:13px;color:var(--fg-35)}
.legal-updated strong{color:var(--fg-70);font-weight:600}

/* indice */
.legal-toc{
  margin-top:40px;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:22px 24px;
}
.legal-toc-title{
  font-size:11px;font-weight:700;letter-spacing:.14em;
  color:var(--fg-35);margin-bottom:6px;
}
.legal-toc ol{list-style:none;margin:0;padding:0}
.legal-toc li{border-top:1px solid var(--line)}
.legal-toc li:first-child{border-top:0}
.legal-toc a{
  display:flex;align-items:baseline;gap:14px;padding:11px 0;
  font-size:15px;color:var(--fg-70);transition:color .2s ease;
}
.legal-toc a:hover{color:var(--accent-hi)}
.toc-num{
  flex-shrink:0;font-size:12px;font-weight:700;color:var(--fg-35);
  font-variant-numeric:tabular-nums;
}
.legal-toc a:hover .toc-num{color:var(--accent)}

/* secoes */
.legal-section{
  margin-top:16px;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:26px 26px 28px;
  scroll-margin-top:90px;
}
.legal-section:first-of-type{margin-top:28px}
.legal-section h2{
  display:flex;align-items:baseline;gap:14px;
  font-size:clamp(19px,2.2vw,23px);letter-spacing:-.025em;
}
.legal-num{
  flex-shrink:0;font-size:13px;font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.legal-section p{
  margin-top:12px;padding-left:27px;
  font-size:15px;line-height:1.7;color:var(--fg-50);max-width:70ch;
}

/* contato */
.legal-contact{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  margin-top:28px;padding:20px 24px;
  background:linear-gradient(150deg,#1B1108 0%,#141414 60%);
  border:1px solid var(--accent-line);border-radius:20px;
  font-size:15px;color:var(--fg-50);
}
.legal-contact strong{color:var(--fg);font-weight:600}
.legal-contact a{
  display:inline-flex;align-items:center;gap:7px;
  color:var(--accent-hi);font-weight:600;
  transition:color .2s ease;
}
.legal-contact a:hover{color:#FFB877;text-decoration:underline;text-underline-offset:3px}

/* o cabecalho da pagina legal nao tem menu, entao centraliza melhor */
.legal-page .header-inner{gap:16px}
.legal-page .header-actions{margin-left:auto}

@media (max-width:620px){
  .legal{padding:36px 0 64px}
  .legal-section{padding:20px 18px 22px}
  .legal-section p{padding-left:0}
  .legal-toc{padding:18px 18px}
  .legal-contact{padding:16px 18px;font-size:14px}
}


/* ============================================================
   TEMA DE FOGO
   ============================================================ */

/* degrades ficam num svg escondido no topo do body */
.svg-defs{position:absolute;width:0;height:0;overflow:hidden}

/* --- calor no topo da pagina, esfriando para baixo --- */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1200px 620px at 50% -12%, rgba(255, 92, 0, .16), transparent 68%),
    radial-gradient(900px 500px at 12% 8%, rgba(255, 122, 24, .08), transparent 65%);
}
/* O conteudo precisa ficar acima do calor (body::before esta em z-index 0).
   NAO declare 'position' aqui. O cabecalho e position:sticky e os modais sao
   position:fixed — sobrescrever isso joga o modal para o fim da pagina e o
   usuario clica em Exchange sem ver nada acontecer. Ja quebrou uma vez. */
.hero, .section{z-index:1}            /* ja sao position:relative */
.site-footer{position:relative;z-index:1}
/* .site-header (z-index 60) e .modal (z-index 200) ja se resolvem sozinhos */

/* --- chamas do hero --- */
.flame{
  position:absolute;z-index:2;pointer-events:none;
  transform-origin:50% 100%;
}
/* O brilho e um pseudo-elemento estatico, nao um drop-shadow no elemento
   animado: filtro em cima de animacao re-renderiza a cada quadro. */
.flame::before{
  content:"";position:absolute;inset:-25% -70% -15%;
  background:radial-gradient(52% 48% at 50% 68%, rgba(255,106,0,.5), rgba(255,60,0,.16) 45%, transparent 72%);
  filter:blur(26px);
  pointer-events:none;
}
.flame svg{display:block;width:100%;height:auto;overflow:visible}
.f-outer{fill:url(#fireOuter);animation:flicker 2.6s ease-in-out infinite}
.f-mid  {fill:url(#fireMid);  animation:flicker 1.9s ease-in-out infinite reverse}
.f-core {fill:url(#fireCore); animation:flicker 1.3s ease-in-out infinite;
         mix-blend-mode:screen}
.f-outer,.f-mid,.f-core{transform-origin:50% 100%;will-change:transform}

@keyframes flicker{
  0%,100%{transform:scaleY(1)    scaleX(1)    skewX(0deg)}
  20%    {transform:scaleY(1.07) scaleX(.955) skewX(1.4deg)}
  40%    {transform:scaleY(.955) scaleX(1.04) skewX(-1deg)}
  60%    {transform:scaleY(1.05) scaleX(.975) skewX(.8deg)}
  80%    {transform:scaleY(.98)  scaleX(1.02) skewX(-1.3deg)}
}

/* as chamas sobem da base do hero: fogo sobe, nao flutua.
   Nenhuma fica atras do card de troca, senao so aparece a ponta. */
.flame-1{width:165px;left:3%;  bottom:-9%;opacity:.34;animation:sway 8s ease-in-out infinite}
.flame-2{width:110px;right:.5%;top:44%;   opacity:.7; animation:sway 7s ease-in-out infinite}
.flame-3{width:235px;left:33%; bottom:-7%;opacity:.42;animation:sway 9s ease-in-out infinite reverse}
@keyframes sway{
  0%,100%{transform:translateX(0) rotate(0deg)}
  50%    {transform:translateX(-10px) rotate(-2deg)}
}

/* --- brasas subindo --- */
.embers{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.embers span{
  position:absolute;bottom:-12px;
  width:3px;height:3px;border-radius:50%;
  background:#FFA83D;
  box-shadow:0 0 7px 1px rgba(255,122,24,.85);
  opacity:0;
  animation:rise linear infinite;
  will-change:transform,opacity;
}
@keyframes rise{
  0%  {opacity:0;   transform:translate3d(0,0,0) scale(.5)}
  8%  {opacity:.85}
  70% {opacity:.55}
  100%{opacity:0;   transform:translate3d(var(--dx,24px), calc(var(--h,-100vh)), 0) scale(1.1)}
}
/* cada brasa com posicao, ritmo e desvio proprios */
.embers span:nth-child(1) {left:6%; --dx:26px;  animation-duration:13s; animation-delay:-1s}
.embers span:nth-child(2) {left:13%;--dx:-18px; animation-duration:17s; animation-delay:-6s;width:2px;height:2px}
.embers span:nth-child(3) {left:21%;--dx:34px;  animation-duration:11s; animation-delay:-3s}
.embers span:nth-child(4) {left:28%;--dx:-28px; animation-duration:19s; animation-delay:-9s;width:4px;height:4px}
.embers span:nth-child(5) {left:35%;--dx:16px;  animation-duration:14s; animation-delay:-12s}
.embers span:nth-child(6) {left:42%;--dx:-34px; animation-duration:16s; animation-delay:-4s;width:2px;height:2px}
.embers span:nth-child(7) {left:49%;--dx:22px;  animation-duration:12s; animation-delay:-8s}
.embers span:nth-child(8) {left:56%;--dx:-20px; animation-duration:18s; animation-delay:-2s}
.embers span:nth-child(9) {left:63%;--dx:30px;  animation-duration:15s; animation-delay:-11s;width:4px;height:4px}
.embers span:nth-child(10){left:70%;--dx:-26px; animation-duration:13s; animation-delay:-5s;width:2px;height:2px}
.embers span:nth-child(11){left:77%;--dx:18px;  animation-duration:20s; animation-delay:-14s}
.embers span:nth-child(12){left:84%;--dx:-30px; animation-duration:12s; animation-delay:-7s}
.embers span:nth-child(13){left:91%;--dx:24px;  animation-duration:16s; animation-delay:-10s;width:2px;height:2px}
.embers span:nth-child(14){left:96%;--dx:-16px; animation-duration:14s; animation-delay:-13s}
.embers span:nth-child(15){left:3%; --dx:20px;  animation-duration:18s; animation-delay:-16s;width:2px;height:2px}
.embers span:nth-child(16){left:46%;--dx:-24px; animation-duration:21s; animation-delay:-18s}
.embers span:nth-child(17){left:67%;--dx:28px;  animation-duration:17s; animation-delay:-15s;width:2px;height:2px}
.embers span:nth-child(18){left:88%;--dx:-22px; animation-duration:15s; animation-delay:-19s}

/* --- brilho de brasa nos cards --- */
.feature:hover{
  border-color:var(--accent-line);
  box-shadow:0 0 0 1px rgba(255,122,24,.08), 0 22px 46px -30px rgba(255,86,0,.55);
}
.swap-card{
  box-shadow:0 40px 90px -40px rgba(0,0,0,.95),
             0 0 70px -30px rgba(255,86,0,.28),
             0 0 0 1px rgba(255,122,24,.06);
}
.coin-tag:hover{
  border-color:var(--accent-line);
  box-shadow:0 8px 22px -14px rgba(255,86,0,.7);
}
.faq details[open]{
  background:#1A1512;
  box-shadow:0 0 40px -26px rgba(255,86,0,.6);
}

/* --- marca-d'agua do hero: brasa em vez de cinza --- */
.wordmark{color:rgba(255,122,24,.045)}

/* --- os brilhos do hero ficam mais quentes --- */
.hero-glow.g1{background:rgba(255,92,0,.24)}
.hero-glow.g2{background:rgba(196,60,0,.2)}

/* --- pagina legal herda o mesmo calor --- */
.legal-glow{background:rgba(255,92,0,.17)}

@media (max-width:1080px){
  .flame-3{display:none}
}
@media (max-width:620px){
  .flame-1{width:120px;right:4%}
  .flame-2{width:74px}
  /* menos brasas no celular, para nao pesar */
  .embers span:nth-child(n+10){display:none}
}

/* quem pediu menos movimento nao ve fogo se mexendo */
@media (prefers-reduced-motion:reduce){
  .f-outer,.f-mid,.f-core,.flame{animation:none !important}
  .embers{display:none}
}