:root{
  --bg: #0A0D12;
  --surface: #151A22;
  --surface-alt: #1E2530;
  --line: #262E3A;
  --blue: #5EC2E8;
  --ember: #FF6A39;
  --ember-dark: #E0501F;
  --gold: #FFC94D;
  --text: #F2F4F7;
  --text-muted: #8A93A3;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

*{ box-sizing: border-box; margin:0; padding:0; }

body{
  background:
    radial-gradient(1100px 480px at 12% -10%, rgba(94,194,232,0.10), transparent 60%),
    radial-gradient(900px 420px at 100% 0%, rgba(255,106,57,0.08), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display:flex;
  justify-content:center;
}

.mono{ font-family: 'JetBrains Mono', monospace; font-weight: 600; }

.page{ width:100%; max-width: 1160px; padding: 28px 20px 0; }

/* === TOPBAR === */
.topbar{
  display:flex;
  align-items:center;
  gap: 20px;
  padding: 6px 4px 0;
  margin-bottom: 40px;
}
.brand{
  display:flex; align-items:center; gap:6px;
  text-decoration:none; color: var(--text);
}
.brand-mark{
  font-family:'Golos Text', sans-serif;
  font-weight:900;
  font-size: 20px;
  color: var(--bg);
  background: var(--blue);
  width: 30px; height:30px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 8px;
}
.brand-name{ font-family:'Golos Text', sans-serif; font-weight:700; font-size:18px; }

.crumbs{
  display:flex; align-items:center; gap:8px;
  font-size: 14px; color: var(--text-muted);
  padding-left: 12px;
  border-left: 1px solid var(--line);
}
.crumb-sep{ opacity:0.6; }
.crumb-current{ color: var(--text); }

/* === HERO === */
.hero{ margin-bottom: 44px; }
.hero-eyebrow{
  display:inline-block;
  font-family:'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(94,194,232,0.10);
  border: 1px solid rgba(94,194,232,0.30);
  padding: 5px 10px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.hero h1{
  font-family:'Golos Text', sans-serif;
  font-weight: 800;
  font-size: 42px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.hero-accent{ color: var(--ember); }
.hero-sub{
  margin-top: 12px;
  font-size: 16px;
  color: var(--text-muted);
}

/* === LAYOUT === */
.layout{
  display:grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 20px;
  align-items:start;
  padding-bottom: 60px;
}
@media (max-width: 880px){
  .layout{ grid-template-columns: 1fr; }
}

.panel{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.faq{ margin-top: 18px; }

/* === FIELDS === */
.field-block{ margin-bottom: 22px; }
.field-block:last-child{ margin-bottom: 0; }

.field-label{
  display:block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.region-row{ display:flex; gap:10px; }
.region-key{
  flex:1;
  background: var(--surface-alt);
  border: 1px solid var(--line);
  color: var(--text-muted);
  padding: 14px 10px;
  border-radius: var(--radius-md);
  font-family:'Inter', sans-serif;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: 0.15s ease;
}
.region-key:hover{ border-color: var(--blue); color: var(--text); }
.region-key.active{
  background: var(--blue);
  border-color: var(--blue);
  color: #06222E;
}

.cis-wrap{ position:relative; flex:1; }
.cis-wrap .region-key{ width:100%; }
.cis-menu{
  position:absolute;
  top: calc(100% + 8px);
  left:0; right:0;
  background: var(--surface-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  list-style:none;
  padding: 6px;
  z-index: 20;
  display:none;
  max-height: 260px;
  overflow-y:auto;
  box-shadow: 0 20px 40px rgba(0,0,0,0.45);
}
.cis-menu.show{ display:block; }
.cis-menu li{
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor:pointer;
  color: var(--text);
}
.cis-menu li:hover{ background: rgba(94,194,232,0.12); color: var(--blue); }

.notice-strip{
  display:flex;
  gap: 12px;
  align-items:flex-start;
  background: rgba(94,194,232,0.08);
  border: 1px solid rgba(94,194,232,0.25);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 26px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-muted);
}
.notice-dot{
  flex-shrink:0;
  width: 18px; height:18px;
  border-radius: 50%;
  background: var(--blue);
  color: #06222E;
  font-weight: 800;
  font-size: 12px;
  display:flex; align-items:center; justify-content:center;
  margin-top: 1px;
}
.notice-link{
  color: var(--blue);
  text-decoration: underline;
  text-decoration-color: rgba(94,194,232,0.4);
  cursor: pointer;
}

.field-slot{
  position:relative;
  display:flex;
  align-items:center;
}
.field-slot input{
  width:100%;
  background: var(--surface-alt);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 16px 40px 16px 16px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-family:'JetBrains Mono', monospace;
  font-weight: 500;
  outline: none;
  transition: 0.15s ease;
}
.field-slot input::placeholder{ color: #58627A; font-family:'Inter', sans-serif; }
.field-slot input:focus{ border-color: var(--blue); background: #10151D; }

.field-clear{
  position:absolute;
  right: 12px;
  display:none;
  align-items:center; justify-content:center;
  width: 22px; height:22px;
  border-radius:50%;
  border:none;
  background: var(--line);
  color: var(--text-muted);
  cursor:pointer;
  font-size: 11px;
}
.field-clear:hover{ background: var(--ember); color:#fff; }

/* === PAYMENT METHOD === */
.pay-method{
  display:flex; align-items:center; gap:10px;
  background: var(--surface-alt);
  border: 1px solid var(--blue);
  color: var(--text);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 26px;
}
.pay-icon{ color: var(--gold); font-size:16px; }

/* === METER / TICKET === */
.meter{
  background: var(--surface-alt);
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  padding: 22px 22px 6px;
  margin-bottom: 24px;
}
.meter-row{
  display:flex; justify-content:space-between; align-items:center;
  font-size: 14px;
  color: var(--text-muted);
  padding-bottom: 16px;
}
.meter-row .mono{ color: var(--text); font-size: 14.5px; }

.ticket-tear{
  position:relative;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 14px);
  margin-bottom: 16px;
}
.tear-notch{
  position:absolute; top:-9px;
  width:18px; height:18px;
  border-radius:50%;
  background: var(--surface);
  border: 1px solid var(--line);
}
.tear-notch.left{ left:-32px; }
.tear-notch.right{ right:-32px; }

.meter-total{
  padding-top: 2px;
  padding-bottom: 20px;
}
.meter-total span:first-child{
  font-family:'Golos Text', sans-serif;
  font-weight: 700;
  color: var(--text);
  font-size: 15px;
}
.meter-total .mono{
  font-size: 22px;
  font-weight: 700;
  color: var(--ember);
}

.pay-cta{
  width:100%;
  padding: 18px;
  border-radius: 100px;
  border:none;
  font-family:'Golos Text', sans-serif;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor:pointer;
  transition: 0.15s ease;
}
.pay-cta:disabled{
  background: var(--surface-alt);
  color: #4C5567;
  cursor:not-allowed;
}
.pay-cta:not(:disabled){
  background: linear-gradient(180deg, var(--ember) 0%, var(--ember-dark) 100%);
  color: #fff;
  box-shadow: 0 10px 30px rgba(255,106,57,0.25);
}
.pay-cta:not(:disabled):hover{ filter: brightness(1.08); }

.terms{
  text-align:center;
  font-size: 12px;
  color: #566079;
  margin-top: 14px;
  line-height: 1.5;
}
.terms a{ color: var(--text-muted); }

/* === FAQ === */
.faq-title{
  font-family:'Golos Text', sans-serif;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}
.faq-item{ border-bottom: 1px solid var(--line); }
.faq-item:last-child{ border-bottom:none; }
.faq-q{
  width:100%;
  display:flex; justify-content:space-between; align-items:center;
  background:none; border:none;
  color: var(--text);
  font-size: 14.5px; font-weight: 600;
  padding: 18px 0;
  cursor:pointer; text-align:left;
  font-family:'Inter', sans-serif;
}
.faq-caret{ color: var(--text-muted); transition: 0.2s ease; }
.faq-item.active .faq-caret{ transform: rotate(180deg); color: var(--blue); }
.faq-a-wrap{ max-height:0; overflow:hidden; transition: 0.25s ease; }
.faq-item.active .faq-a-wrap{ max-height: 220px; }
.faq-a p{
  padding-bottom: 18px;
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.6;
}

/* === FOOTER === */
.footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap: 20px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding: 26px 4px 40px;
  font-size: 13px;
}
.footer-docs{ display:flex; gap:24px; }
.footer-docs a{ color: var(--text-muted); text-decoration:none; }
.footer-docs a:hover{ color: var(--text); }
.footer-support{ display:flex; align-items:center; gap:14px; color: var(--text-muted); }
.footer-btn{
  background: var(--surface-alt);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  cursor:pointer;
}
.footer-btn:hover{ border-color: var(--blue); color: var(--blue); }

/* === BOTTOM SHEET === */
.sheet-overlay{
  position:fixed; inset:0;
  background: rgba(6,8,12,0.7);
  backdrop-filter: blur(2px);
  opacity:0; visibility:hidden;
  transition: 0.2s ease;
  z-index: 40;
}
.sheet-overlay.show{ opacity:1; visibility:visible; }

.sheet{
  position:fixed;
  left:50%; bottom:0;
  transform: translate(-50%, 100%);
  width: 100%; max-width: 560px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-bottom:none;
  border-radius: 24px 24px 0 0;
  padding: 26px 26px 34px;
  transition: 0.25s ease;
  z-index: 41;
}
.sheet.show{ transform: translate(-50%, 0); }

.sheet-head{
  display:flex; justify-content:space-between; align-items:flex-start;
  gap: 16px;
  margin-bottom: 18px;
}
.sheet-head h3{
  font-family:'Golos Text', sans-serif;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
}
.sheet-close{
  flex-shrink:0;
  width: 30px; height:30px;
  border-radius:50%;
  border:none;
  background: var(--surface-alt);
  color: var(--text-muted);
  cursor:pointer;
}

.sheet-steps{ list-style:none; }
.sheet-steps li{
  display:flex; gap:14px; align-items:flex-start;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
  padding: 10px 0;
}
.step-tag{
  flex-shrink:0;
  font-family:'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  background: rgba(94,194,232,0.10);
  border: 1px solid rgba(94,194,232,0.25);
  padding: 3px 7px;
  border-radius: 6px;
  margin-top: 1px;
}