/* ===== Fonts: Display = Anton (latin) + Oswald 700 (cyrillic); body = Inter ===== */
@font-face{font-family:Display;src:url(/fonts/Anton-Regular.woff2) format('woff2');font-weight:400 900;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+2000-206F,U+2122,U+2212}
@font-face{font-family:Display;src:url(/fonts/Oswald-Bold-cyrillic.woff2) format('woff2');font-weight:400 900;font-display:swap;
  unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Inter;src:url(/fonts/Inter-Regular.woff2) format('woff2');font-weight:400;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+2000-206F,U+2074,U+20A0-20AB,U+2113,U+2122,U+2212}
@font-face{font-family:Inter;src:url(/fonts/Inter-Regular-cyrillic.woff2) format('woff2');font-weight:400;font-display:swap;
  unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Inter;src:url(/fonts/Inter-SemiBold.woff2) format('woff2');font-weight:600;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+2000-206F,U+2074,U+20A0-20AB,U+2113,U+2122,U+2212}
@font-face{font-family:Inter;src:url(/fonts/Inter-SemiBold-cyrillic.woff2) format('woff2');font-weight:600;font-display:swap;
  unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}

:root{--bg:#ECECEC;--surface:#FFFFFF;--ink:#0A0A0A;--blue:#1202E7;--slate:#385558;--line:#0A0A0A}
*{box-sizing:border-box}
html,body{margin:0;max-width:100%}
body{background:var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif;min-height:100vh;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%}
a{color:inherit}

#bg{position:fixed;inset:0;z-index:-1;pointer-events:none}

/* ===== Header ===== */
.hdr{display:flex;align-items:center;gap:18px;padding:18px clamp(16px,4vw,28px);
  border-bottom:2px solid var(--line);flex-wrap:wrap}
.logo{display:block;line-height:0}
.logo img{height:clamp(52px,6.5vw,68px);width:auto;display:block}
.live{display:flex;align-items:center;gap:8px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;margin-left:auto}
.dot{width:9px;height:9px;border-radius:50%;background:var(--blue);animation:ping 1.8s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(18,2,231,.5)}70%{box-shadow:0 0 0 9px rgba(18,2,231,0)}100%{box-shadow:0 0 0 0 rgba(18,2,231,0)}}
.lang,.onion{font-size:12px;text-transform:uppercase;letter-spacing:.05em;text-decoration:none;
  color:var(--blue);border-bottom:2px solid var(--blue);padding-bottom:1px;white-space:nowrap}

main{max-width:1200px;margin:0 auto;padding:0 clamp(16px,4vw,28px);width:100%}

/* ===== Hero: giant type + glyph + widget centerpiece ===== */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,48px);align-items:center;
  padding:clamp(28px,5vw,56px) 0 clamp(24px,4vw,40px)}
.hero-copy{min-width:0}
.hero-title{font-family:Display,sans-serif;text-transform:uppercase;line-height:.9;letter-spacing:-.02em;
  font-size:clamp(40px,9vw,132px);margin:0 0 14px;word-break:break-word}
.hero-title .b{color:var(--blue)}
.hero-title .l3{display:block;font-size:.42em;letter-spacing:0;margin-top:.15em}
.hero-sub{font-size:clamp(14px,1.5vw,19px);max-width:560px;opacity:.85;margin:0}
.accent-glyph{width:min(260px,70%);height:auto;margin-top:22px;display:block}

/* ===== Widget card — bold white, sharp, hard shadow ===== */
.widget{background:var(--surface);border:3px solid var(--line);box-shadow:10px 10px 0 var(--ink);
  border-radius:6px;padding:clamp(18px,3vw,26px);width:100%;max-width:560px;justify-self:end}
.widget label{display:block;text-transform:uppercase;font-size:12px;letter-spacing:.05em;font-weight:600;margin:16px 0 6px}
.widget label:first-of-type{margin-top:0}
.row{display:flex;gap:10px;align-items:center}
.widget input,.widget select,.widget output{width:100%;min-width:0;background:var(--surface);border:2px solid var(--line);
  color:var(--ink);border-radius:4px;padding:14px;font-size:clamp(15px,2vw,18px);font-family:Inter,sans-serif;
  font-variant-numeric:tabular-nums}
.widget select{cursor:pointer}
.widget output{display:block}
.widget .asset{font-weight:700;padding:0 6px;white-space:nowrap}
.widget .unit{flex:0 0 auto;width:auto;padding-left:12px;padding-right:8px;font-weight:700}
.hint.approx{opacity:.85;color:var(--ink)}
.hint{font-size:12px;opacity:.6;margin:8px 0 0}
#cta{margin-top:20px;width:100%;padding:18px;border:3px solid var(--line);border-radius:6px;
  background:var(--blue);color:#fff;font-family:Display,sans-serif;text-transform:uppercase;letter-spacing:.02em;
  font-size:clamp(17px,2.5vw,21px);cursor:pointer;box-shadow:6px 6px 0 var(--ink);
  transition:transform .08s,box-shadow .08s;position:relative;overflow:hidden}
#cta:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--ink)}
#cta:active{transform:translate(4px,4px);box-shadow:2px 2px 0 var(--ink)}
#cta.loading::after{content:"";position:absolute;left:-40%;bottom:0;height:4px;width:40%;background:#fff;animation:load 1.1s linear infinite}
@keyframes load{to{left:100%}}
.cta-note{font-size:11px;opacity:.6;text-align:center;margin-top:12px}

/* ===== Section titles ===== */
.section-title{font-family:Display,sans-serif;text-transform:uppercase;font-size:clamp(26px,6vw,68px);
  letter-spacing:-.01em;line-height:.9;margin:clamp(40px,7vw,64px) 0 clamp(16px,3vw,24px)}

/* ===== Benefits — bold bordered grid ===== */
.benefits{display:grid;grid-template-columns:repeat(4,1fr);border:2px solid var(--line)}
.benefits .tile{padding:clamp(18px,2.5vw,28px) 20px;border-right:2px solid var(--line)}
.benefits .tile:last-child{border-right:0}
.benefits .tile h3{font-family:Display,sans-serif;text-transform:uppercase;color:var(--blue);
  font-size:clamp(18px,2.4vw,24px);margin:0 0 6px;line-height:1}
.benefits .tile p{font-size:13px;opacity:.75;margin:0}

/* ===== How it works — numbered ===== */
.howto{display:grid;grid-template-columns:repeat(3,1fr);border:2px solid var(--line);border-top:0}
.howto-item{padding:clamp(20px,3vw,32px) 22px;border-right:2px solid var(--line)}
.howto-item:last-child{border-right:0}
.step-num{font-family:Display,sans-serif;color:var(--blue);font-size:clamp(34px,5vw,48px);line-height:1}
.howto-item p{font-family:Display,sans-serif;text-transform:uppercase;font-size:clamp(17px,2.2vw,22px);margin:8px 0 0;line-height:1}

/* ===== Invoice — same palette, calm/legible ===== */
.invoice{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;padding:clamp(24px,4vw,40px) 0}
.invoice .tile{background:var(--surface);border:3px solid var(--line);box-shadow:8px 8px 0 var(--ink);
  border-radius:6px;padding:clamp(18px,3vw,24px);min-width:0}
.invoice h2{font-family:Display,sans-serif;text-transform:uppercase;font-size:clamp(20px,3vw,32px);
  margin:0 0 16px;line-height:1}
.addr{display:flex;gap:10px;align-items:stretch;margin-top:8px;flex-wrap:wrap}
.fieldbox{background:var(--bg);border:2px solid var(--line);padding:10px;border-radius:4px;
  word-break:break-all;flex:1;min-width:180px;font-family:ui-monospace,Menlo,monospace;font-size:13px}
.copybtn{background:var(--blue);color:#fff;border:2px solid var(--line);border-radius:4px;padding:10px 14px;
  font-weight:600;cursor:pointer;text-transform:uppercase;font-size:12px;letter-spacing:.04em;white-space:nowrap}
.fieldlabel{opacity:.6;margin:0 0 4px}
.qr{background:#fff;display:inline-block;padding:10px;border:2px solid var(--line);border-radius:4px;margin-top:14px}
.qr svg{display:block;width:clamp(140px,40vw,220px);height:auto}
.timer{margin-top:12px;font-variant-numeric:tabular-nums;color:var(--blue);font-weight:600}
.timer.expired{color:var(--slate);font-weight:400}
.timer.paid{color:var(--blue)}
.timeline ol{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.timeline li{padding-left:28px;position:relative;font-size:15px;opacity:.55}
.timeline li::before{content:"";position:absolute;left:0;top:3px;width:14px;height:14px;
  border:2px solid var(--line);border-radius:50%;background:var(--bg)}
.timeline li.done{opacity:1}.timeline li.done::before{background:var(--blue);border-color:var(--blue)}
.timeline li.active,.timeline li.wait{opacity:1}
.timeline li.active::before,.timeline li.wait::before{background:var(--blue);border-color:var(--blue)}
.timeline li.refunded{opacity:1}.timeline li.refunded::before{background:var(--slate);border-color:var(--slate)}
.support p{margin:0}
.support .chat{display:inline-block;margin-top:10px;color:var(--blue);border-bottom:2px solid var(--blue);
  text-decoration:none;font-weight:600}
.safety h3{font-family:Display,sans-serif;text-transform:uppercase;margin:0 0 8px}
.safety p{margin:0;opacity:.85}

/* Completed state (shown when a swap is done) */
.done-box[hidden]{display:none}
.done-box{margin-top:16px;border-top:2px solid var(--line);padding-top:14px}
.done-box h3{font-family:Display,sans-serif;text-transform:uppercase;color:var(--blue);margin:0 0 12px;font-size:clamp(18px,2.4vw,24px)}
.homebtn{display:inline-block;background:var(--blue);color:#fff;border:2px solid var(--line);border-radius:4px;
  padding:12px 18px;font-weight:600;text-transform:uppercase;font-size:13px;letter-spacing:.04em;text-decoration:none;
  box-shadow:4px 4px 0 var(--ink)}
.homebtn:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--ink)}

/* Refund / retry (shown only when a swap is refunded) */
.refund[hidden]{display:none}
.refund{margin-top:16px;border-top:2px solid var(--line);padding-top:14px}
.refund h3{font-family:Display,sans-serif;text-transform:uppercase;margin:0 0 6px;font-size:clamp(16px,2.2vw,20px)}
.refund p{margin:0 0 12px;font-size:14px;opacity:.85}
#retryBtn{background:var(--blue);color:#fff;border:2px solid var(--line);border-radius:4px;padding:12px 16px;
  font-weight:600;cursor:pointer;text-transform:uppercase;font-size:13px;letter-spacing:.04em}
#retryBtn:disabled{opacity:.6;cursor:default}

/* ===== Footer ===== */
/* Header track-by-ID field */
.track{display:flex;align-items:stretch}
.track input{border:2px solid var(--line);border-right:0;border-radius:4px 0 0 4px;padding:7px 10px;
  font-size:13px;width:clamp(96px,13vw,150px);min-width:0;background:var(--surface);color:var(--ink);
  font-variant-numeric:tabular-nums}
.track button{border:2px solid var(--line);border-radius:0 4px 4px 0;background:var(--blue);color:#fff;
  padding:0 12px;cursor:pointer;font-weight:700;line-height:1;font-size:14px}

.ftr{border-top:2px solid var(--line);margin-top:clamp(40px,7vw,64px);
  /* extra bottom space reserves a safe zone for the fixed chat FAB so it never overlaps footer content */
  padding:28px clamp(16px,4vw,28px) clamp(88px,13vw,100px);
  font-size:12px;display:flex;gap:24px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap}
.ftr-links{display:flex;gap:18px;text-transform:uppercase;letter-spacing:.05em}
.ftr a{color:var(--blue);text-decoration:none;border-bottom:2px solid var(--blue);white-space:nowrap}
.ftr-manifest{max-width:520px;display:flex;flex-direction:column;gap:5px}
.ftr-manifest strong{font-family:Display,sans-serif;text-transform:uppercase;font-size:13px;letter-spacing:.04em;color:var(--ink)}
.ftr-manifest span{opacity:.72;font-size:12px;line-height:1.5}
.ftr-brand{text-transform:uppercase;letter-spacing:.06em;opacity:.6;font-weight:600}

/* Article / content pages */
.article{max-width:760px;margin:0 auto;padding:clamp(24px,4vw,48px) 0}
.article-title{font-family:Display,sans-serif;text-transform:uppercase;font-size:clamp(28px,6vw,56px);
  line-height:.95;letter-spacing:-.01em;margin:0 0 24px}
.article-body{font-size:16px;line-height:1.7}
.article-body h2{font-family:Display,sans-serif;text-transform:uppercase;color:var(--blue);
  font-size:clamp(20px,3vw,28px);line-height:1.05;margin:36px 0 12px}
.article-body h3{font-weight:600;font-size:clamp(16px,2vw,19px);margin:24px 0 8px}
.article-body p{margin:0 0 14px}
.article-body ul{margin:0 0 14px;padding-left:22px}
.article-body li{margin:0 0 10px}
.article-body strong{font-weight:600}
.article > .homebtn{margin-top:28px}

/* ===== Responsive ===== */
/* Tablet: hero stacks, widget full width and first-priority */
@media(max-width:880px){
  .hero{grid-template-columns:1fr;gap:20px;padding:24px 0}
  .widget{justify-self:stretch;max-width:none}
  .accent-glyph{width:min(200px,55%);margin-top:16px}
  .benefits{grid-template-columns:repeat(2,1fr)}
  .benefits .tile:nth-child(2){border-right:0}
  .benefits .tile:nth-child(1),.benefits .tile:nth-child(2){border-bottom:2px solid var(--line)}
  .howto{grid-template-columns:1fr}
  .howto-item{border-right:0;border-bottom:2px solid var(--line)}
  .howto-item:last-child{border-bottom:0}
  .invoice{grid-template-columns:1fr}
}
/* Phones: keep widget near top of first screen — trim hero, hide glyph */
@media(max-width:560px){
  .hdr{gap:10px;padding:14px 16px}
  .live{order:3;flex-basis:100%;margin-left:0}
  .hero{padding:16px 0}
  .hero-title{margin-bottom:10px}
  .accent-glyph{display:none}
  .widget{box-shadow:6px 6px 0 var(--ink)}
  #cta{box-shadow:5px 5px 0 var(--ink)}
}
/* Small phones */
@media(max-width:380px){
  .benefits{grid-template-columns:1fr}
  .benefits .tile{border-right:0;border-bottom:2px solid var(--line)}
  .benefits .tile:last-child{border-bottom:0}
  .widget input,.widget select,.widget output{padding:12px}
}
/* Ultrawide */
@media(min-width:1440px){
  .hero{gap:64px}
}
@media(prefers-reduced-motion:reduce){
  .dot{animation:none}
  #cta{transition:none}
}
.chat-fab{position:fixed;right:20px;bottom:20px;z-index:50;width:56px;height:56px;border-radius:50%;
  background:var(--blue);color:#fff;border:3px solid var(--line);box-shadow:5px 5px 0 var(--ink);
  font-size:26px;font-weight:700;cursor:pointer}
.chat-fab[hidden]{display:none}
.chat-backdrop{position:fixed;inset:0;z-index:51;background:rgba(18,2,231,.14);backdrop-filter:blur(2px);
  animation:chatFade .18s ease}
.chat-backdrop[hidden]{display:none}
@keyframes chatFade{from{opacity:0}to{opacity:1}}
.chat-panel[hidden]{display:none}
.chat-panel{position:fixed;right:20px;bottom:20px;z-index:52;width:min(360px,calc(100vw - 40px));height:min(520px,70vh);
  display:flex;flex-direction:column;background:var(--surface);border:3px solid var(--line);border-radius:8px;box-shadow:10px 10px 0 var(--ink)}
.chat-head{display:flex;justify-content:space-between;align-items:center;font-family:Display,sans-serif;text-transform:uppercase;
  padding:12px 14px;border-bottom:2px solid var(--line)}
.chat-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat-actions{display:flex;align-items:center;gap:2px;flex:none}
.chat-head button{background:none;border:0;cursor:pointer;color:var(--ink)}
.chat-icon{position:relative;width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1;
  border-radius:6px}
.chat-icon:hover{background:var(--bg)}
.chat-icon-close:hover{background:#ffe3e3;color:#c0182b}
/* hover/focus hint bubble (instant, styled) — anchored under the button, grows leftward */
.chat-icon[data-tip]:hover::after,.chat-icon[data-tip]:focus-visible::after{
  content:attr(data-tip);position:absolute;top:calc(100% + 7px);right:0;z-index:1;
  width:max-content;max-width:190px;white-space:normal;text-align:left;
  font-family:sans-serif;text-transform:none;font-weight:500;font-size:12px;line-height:1.3;
  padding:7px 9px;background:var(--ink);color:var(--surface);border:2px solid var(--line);border-radius:6px;
  box-shadow:4px 4px 0 rgba(0,0,0,.18);pointer-events:none}
#chatMin{font-size:24px;font-weight:700}
.chat-log{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.chat-msg{max-width:80%;padding:8px 11px;border:2px solid var(--line);border-radius:6px;font-size:14px;line-height:1.4;word-break:break-word}
.chat-me{align-self:flex-end;background:var(--blue);color:#fff}
.chat-support{align-self:flex-start;background:var(--bg)}
.chat-input{display:flex;gap:0;border-top:2px solid var(--line)}
.chat-input input{flex:1;border:0;padding:12px;font-size:14px;background:var(--surface);color:var(--ink)}
.chat-input button{border:0;border-left:2px solid var(--line);background:var(--blue);color:#fff;padding:0 16px;
  cursor:pointer;text-transform:uppercase;font-weight:600;font-size:13px}
@media(max-width:560px){.chat-panel{right:0;bottom:0;width:100vw;height:100vh;border-radius:0}}

/* Invoice verification block */
.tile.check h3{font-family:Display,sans-serif;text-transform:uppercase;font-size:clamp(16px,2.2vw,20px);margin:0 0 14px}
.tile.check .checklist{display:grid;gap:10px;margin:0}
.tile.check .row{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:baseline}
.tile.check dt{opacity:.7;min-width:150px;font-size:13px}
.tile.check dd{margin:0;word-break:break-all;font-size:14px}
.tile.check dd code{background:var(--bg);border:2px solid var(--line);padding:6px 8px;border-radius:4px;
  font-family:ui-monospace,Menlo,monospace;font-size:13px}
.timeline .txlink{display:inline-block;margin:12px 16px 0 0;color:var(--blue);border-bottom:2px solid var(--blue);text-decoration:none;font-weight:600}
.timeline .txlink[hidden]{display:none}

/* Terms modal */
.terms-modal[hidden]{display:none}
.terms-modal{position:fixed;inset:50% auto auto 50%;transform:translate(-50%,-50%);z-index:53;
  width:min(560px,calc(100vw - 32px));max-height:80vh;background:var(--surface);border:2px solid var(--line);
  border-radius:6px;padding:20px 22px;overflow:hidden;display:flex;flex-direction:column}
.terms-close{position:absolute;top:10px;right:12px;background:none;border:0;font-size:20px;cursor:pointer;color:var(--ink)}
.terms-scroll{overflow-y:auto;margin-top:6px}
.terms-body h2{font-family:Display,sans-serif;text-transform:uppercase;color:var(--blue);margin:0 0 12px}
.terms-body h3{margin:14px 0 4px;font-size:1rem}
.terms-body p{margin:0 0 8px;line-height:1.5}
.terms-updated{opacity:.6;font-size:.85rem}
.gone{max-width:640px;margin:8vh auto;text-align:center}
.gone-actions{display:flex;gap:12px;justify-content:center;margin-top:18px}

/* Self-custody gate modal */
.tile.gated{filter:blur(8px);pointer-events:none;user-select:none}
.gate-modal[hidden]{display:none}
.gate-modal{position:fixed;inset:50% auto auto 50%;transform:translate(-50%,-50%);z-index:54;
  width:min(460px,calc(100vw - 32px));background:var(--surface);border:2px solid var(--line);
  border-radius:6px;padding:20px 22px}
.gate-modal h3{font-family:Display,sans-serif;text-transform:uppercase;color:var(--blue);margin:0 0 12px}
.gate-check{display:flex;gap:10px;align-items:flex-start;line-height:1.45;cursor:pointer}
.gate-check input{margin-top:3px;flex:none}
.gate-modal button{margin-top:16px;background:var(--blue);color:#fff;border:2px solid var(--line);border-radius:4px;
  padding:10px 14px;font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:.04em;cursor:pointer}
.gate-modal button[disabled]{opacity:.45;cursor:not-allowed}