:root {
  --bg: #0a0a1a;
  --bg-2: #11102a;
  --bg-3: #1a1740;
  --card: rgba(26, 23, 64, 0.7);
  --card-hover: rgba(40, 34, 95, 0.85);
  --card-border: rgba(168, 85, 247, 0.18);
  --glass: rgba(10, 10, 26, 0.85);

  --accent: #a855f7;
  --accent-2: #ec4899;
  --accent-3: #6366f1;
  --accent-glow: rgba(168, 85, 247, 0.18);
  --accent-glow-strong: rgba(168, 85, 247, 0.45);
  --pink-glow: rgba(236, 72, 153, 0.30);

  --red: #f43f5e;
  --orange: #fb923c;
  --green: #22d3ee;
  --blue: #6366f1;

  --text: #f3f0ff;
  --text-2: #c4b5fd;
  --text-3: #9ca3c7;
  --border: rgba(168, 85, 247, 0.20);
  --border-light: rgba(168, 85, 247, 0.10);
  --shadow: 0 8px 40px rgba(168, 85, 247, 0.25);
  --shadow-sm: 0 4px 14px rgba(168, 85, 247, 0.15);
  --shadow-pink: 0 8px 40px rgba(236, 72, 153, 0.30);

  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Fira Code', monospace;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --max-w: 1280px;

  --gradient-primary: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
  --gradient-soft: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(236, 72, 153, 0.15) 100%);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(168, 85, 247, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 85, 247, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 35%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 35%, transparent 75%);
}
.bg-glow {
  position: fixed; pointer-events: none; z-index: 0;
  border-radius: 50%; filter: blur(120px); opacity: 0.4;
}
.bg-glow-1 {
  top: -180px; left: -120px; width: 480px; height: 480px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 60%);
}
.bg-glow-2 {
  top: 20vh; right: -180px; width: 520px; height: 520px;
  background: radial-gradient(circle, var(--accent-2) 0%, transparent 60%);
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-2); }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.sr-only:focus, a.sr-only:focus-visible {
  position: fixed; top: 12px; left: 12px; width: auto; height: auto;
  padding: 10px 18px; margin: 0; clip: auto; overflow: visible; white-space: normal;
  background: var(--gradient-primary); color: #fff; font-weight: 700; border-radius: var(--radius-xs);
  z-index: 2000; text-decoration: none; box-shadow: var(--shadow);
}

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

.header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--glass);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; height: 76px;
  position: relative; z-index: 1;
}
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: var(--text); }
.logo-img { display: block; height: 44px; width: auto; max-width: 220px; border-radius: var(--radius-xs); object-fit: contain; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  color: var(--text-2); font-size: 14px; font-weight: 500;
  transition: all var(--transition);
}
.nav a:hover, .nav a.active {
  color: var(--text);
  background: var(--accent-glow);
}
.nav a.nav-cta {
  color: #fff;
  background: var(--gradient-primary);
  font-weight: 700;
  margin-left: 4px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 18px var(--accent-glow-strong);
}
.nav a.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 28px var(--accent-glow-strong), 0 0 0 1px var(--accent-2);
  color: #fff;
}
.nav a.nav-cta.active { color: #fff; }

.header-right { display: flex; align-items: center; gap: 12px; }
.lang-switch {
  display: flex; background: var(--bg-3); border-radius: var(--radius-xs);
  overflow: hidden; border: 1px solid var(--border);
}
.lang-btn {
  padding: 6px 12px; font-size: 12px; font-weight: 700;
  color: var(--text-3); background: none; border: none; cursor: pointer;
  transition: all var(--transition);
}
.lang-btn.active { color: #fff; background: var(--accent); }

.hero {
  padding: 100px 0 70px; text-align: center;
  position: relative; z-index: 1;
}
.hero h1 {
  font-size: 56px; font-weight: 900; letter-spacing: -2px; line-height: 1.05;
  margin-bottom: 20px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 8px 32px rgba(168, 85, 247, 0.35));
}
.hero p {
  font-size: 19px; color: var(--text-2); max-width: 640px; margin: 0 auto 44px;
  line-height: 1.55;
}

.exchange-selector {
  max-width: 760px; margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex; gap: 14px; align-items: end;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
}
.exchange-selector::before {
  content: ''; position: absolute; inset: 0;
  border-radius: var(--radius);
  padding: 1px;
  background: var(--gradient-primary);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0.4; pointer-events: none;
}
.selector-group { flex: 1; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.selector-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--text-3);
}
.selector-select {
  width: 100%; padding: 14px 40px 14px 16px;
  background-color: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-family: var(--font); font-size: 15px; font-weight: 500;
  cursor: pointer; transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none; -webkit-appearance: none; -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23a855f7'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.selector-select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.selector-swap {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg-3); border: 1px solid var(--border); color: var(--accent);
  font-size: 18px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition); flex-shrink: 0;
}
.selector-swap:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
  transform: rotate(180deg);
  box-shadow: 0 0 16px var(--accent-glow-strong);
}

.btn-primary {
  padding: 13px 30px;
  background: var(--gradient-primary);
  border: none; border-radius: var(--radius-sm); color: #fff;
  font-family: var(--font); font-size: 14px; font-weight: 800; cursor: pointer;
  letter-spacing: 0.3px;
  transition: all var(--transition); white-space: nowrap;
  box-shadow: 0 4px 18px var(--accent-glow-strong);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px var(--accent-glow-strong), 0 0 24px var(--pink-glow);
}

.stats-strip {
  display: flex; justify-content: center; gap: 56px; padding: 36px 0;
  border-bottom: 1px solid var(--border-light);
  position: relative; z-index: 1;
}
.stat-item { text-align: center; }
.stat-value {
  font-size: 30px; font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 11px; color: var(--text-3);
  text-transform: uppercase; letter-spacing: 1.5px; margin-top: 6px;
}

.section { padding: 70px 0; position: relative; z-index: 1; }
.section-title {
  font-size: 32px; font-weight: 800; margin-bottom: 36px;
  text-align: center; color: var(--text);
  letter-spacing: -0.5px;
}

.pairs-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.pair-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius-sm); padding: 18px;
  display: flex; align-items: center; gap: 12px;
  cursor: pointer; transition: all var(--transition);
  position: relative; overflow: hidden;
}
.pair-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient-soft);
  opacity: 0; transition: opacity var(--transition);
}
.pair-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}
.pair-card:hover::before { opacity: 1; }
.pair-card > * { position: relative; z-index: 1; }
.pair-arrow { color: var(--accent); font-size: 14px; flex-shrink: 0; }
.pair-codes { font-weight: 700; font-size: 14px; color: var(--text); }
.pair-count { font-size: 11px; color: var(--text-3); margin-left: auto; }

.rate-table-wrap {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.rate-table { width: 100%; border-collapse: collapse; }
.rate-table th {
  padding: 16px 18px; text-align: left; font-size: 11px; font-weight: 800;
  text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-3);
  background: var(--bg-2); border-bottom: 1px solid var(--border);
}
.rate-table td {
  padding: 16px 18px; font-size: 14px;
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition); color: var(--text);
}
.rate-table tr:hover td { background: var(--accent-glow); }
.rate-table tr:last-child td { border-bottom: none; }
.rate-table .exchanger-name { font-weight: 700; display: flex; align-items: center; gap: 8px; }

.trusted-badge {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--accent-glow); color: var(--accent);
  font-size: 10px; font-weight: 800; padding: 3px 9px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: 0.5px;
  border: 1px solid var(--accent-glow-strong);
}
.licensed-badge {
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(244, 63, 94, 0.12); color: var(--red);
  font-size: 10px; font-weight: 800; padding: 3px 9px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: 0.5px;
  border: 1px solid rgba(244, 63, 94, 0.35); cursor: help;
}
.licensed-badge::before { content: '🛡'; font-size: 9px; filter: saturate(0); }

.rate-value {
  font-weight: 700; font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  font-family: var(--font-mono);
}
.rate-best {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.btn-go {
  padding: 7px 18px;
  background: transparent; border: 1px solid var(--accent);
  border-radius: var(--radius-xs); color: var(--accent);
  font-size: 12px; font-weight: 700; cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.3px;
}
.btn-go:hover {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px var(--accent-glow-strong);
}

.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.how-card {
  text-align: center; padding: 36px 28px;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); transition: all var(--transition);
  position: relative; overflow: hidden;
}
.how-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient-soft);
  opacity: 0; transition: opacity var(--transition);
}
.how-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.how-card:hover::before { opacity: 1; }
.how-card > * { position: relative; z-index: 1; }
.how-icon {
  width: 60px; height: 60px; margin: 0 auto 18px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; color: #fff;
  box-shadow: 0 8px 24px var(--accent-glow-strong);
}
.how-card h3 {
  font-size: 17px; font-weight: 700; margin-bottom: 10px;
  color: var(--text);
}
.how-card p { font-size: 13px; color: var(--text-2); line-height: 1.6; }

.footer {
  border-top: 1px solid var(--border); padding: 50px 0; margin-top: 70px;
  background: var(--bg-2);
  position: relative; z-index: 1;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 2fr 1fr 1fr; align-items: start; gap: 48px;
}
.footer-col { min-width: 0; }
.footer-title {
  font-size: 14px; font-weight: 800; margin-bottom: 14px;
  color: var(--text); text-transform: uppercase; letter-spacing: 1px;
}
.footer-text { font-size: 13px; color: var(--text-3); line-height: 1.7; }
.footer-links a {
  display: block; font-size: 13px; color: var(--text-2);
  padding: 5px 0; transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent-2); }

.loading { display: flex; align-items: center; justify-content: center; padding: 60px 0; color: var(--text-3); }
.spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--border); border-top-color: var(--accent);
  border-right-color: var(--accent-2);
  border-radius: 50%; animation: spin 0.7s linear infinite; margin-right: 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-3); }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.4s ease forwards; }

@keyframes glow-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.6; }
}
.bg-glow { animation: glow-pulse 6s ease-in-out infinite; }
.bg-glow-2 { animation-delay: 3s; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  padding: 0; margin: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 4px;
  flex-shrink: 0;
  transition: border-color var(--transition), background var(--transition);
}
.nav-toggle:hover { border-color: var(--accent); background: var(--accent-glow); }
.nav-toggle-bar {
  display: block;
  width: 18px; height: 2px;
  background: var(--text-2);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
  background: var(--accent);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
  background: var(--accent-2);
}

@media (max-width: 768px) {
  .hero h1 { font-size: 36px; }
  .hero { padding: 60px 0 44px; }
  .exchange-selector { flex-direction: column; padding: 22px; }
  .exchange-selector .btn-primary { width: 100%; text-align: center; }
  .selector-group { width: 100%; }
  .selector-swap { align-self: center; transform: rotate(90deg); }
  .selector-swap:hover { transform: rotate(270deg); }
  .stats-strip { gap: 28px; flex-wrap: wrap; }
  .how-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .header-inner { padding: 0 16px; height: 68px; gap: 8px; }
  .container { padding: 0 16px; }
  .pairs-grid { grid-template-columns: repeat(2, 1fr); }
  .rate-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .rate-table { min-width: 540px; }
  .bg-glow { filter: blur(80px); }

  .nav-toggle { display: flex; order: 3; }
  .header-right { order: 2; }
  .nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease, padding 0.25s ease;
    padding-top: 0; padding-bottom: 0;
    z-index: 999;
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
  }
  .nav.open {
    max-height: 480px;
    padding-top: 8px; padding-bottom: 12px;
  }
  .nav a { padding: 12px 14px; font-size: 15px; border-radius: var(--radius-sm); }
  .nav a.nav-cta { margin: 8px 0 0; text-align: center; padding: 12px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 15px; }
  .stat-value { font-size: 24px; }
  .pairs-grid { grid-template-columns: 1fr; }
  .rate-table { min-width: 480px; }
  .logo-img { height: 36px; max-width: 160px; }
  .section { padding: 50px 0; }
  .section-title { font-size: 24px; }
}

#app { min-height: calc(100vh - 76px - 160px); position: relative; z-index: 1; }

.exchanger-profile {
  display: flex; align-items: center; gap: 22px; padding: 28px;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}
.exchanger-profile h2 { font-size: 26px; font-weight: 800; color: var(--text); }
.exchanger-profile .trusted-badge { font-size: 12px; padding: 4px 12px; }

.pair-header { display: flex; align-items: center; gap: 18px; margin-bottom: 28px; }
.pair-header h1 {
  font-size: 32px; font-weight: 800; color: var(--text);
  letter-spacing: -0.5px;
}
.back-link {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--text-2); margin-top: 8px; margin-bottom: 16px;
}
.back-link:hover { color: var(--accent); }

.article-content {
  font-size: 17px; line-height: 1.8; color: var(--text);
}
.article-content h1, .article-content h2, .article-content h3, .article-content h4 {
  font-weight: 800; line-height: 1.3; margin: 1.6em 0 0.5em; color: var(--text);
  letter-spacing: -0.3px;
}
.article-content h1 { font-size: 30px; }
.article-content h2 {
  font-size: 26px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.article-content h3 { font-size: 21px; color: var(--accent-2); }
.article-content p { margin: 0 0 1em; color: var(--text); }
.article-content a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(236, 72, 153, 0.5); }
.article-content a:hover { color: var(--accent); text-decoration-color: var(--accent); }
.article-content ul, .article-content ol { margin: 0 0 1em 1.5em; padding-left: 0; }
.article-content ul li, .article-content ol li { list-style: revert; margin-bottom: 0.5em; }
.article-content ul { list-style: disc; }
.article-content blockquote {
  border-left: 3px solid var(--accent); padding: 12px 18px; margin: 1.2em 0;
  color: var(--text-2); background: var(--accent-glow);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.article-content code {
  background: var(--bg-3); padding: 3px 7px; border-radius: 5px;
  font-size: 0.9em; font-family: var(--font-mono); color: var(--accent-2);
}
.article-content pre {
  background: var(--bg-3); padding: 18px; border-radius: var(--radius-sm);
  overflow-x: auto; margin: 1.2em 0; border: 1px solid var(--border);
}
.article-content pre code { background: none; padding: 0; color: var(--text); font-size: 13px; line-height: 1.6; }
.article-content hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }

.article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 22px; }
.article-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); overflow: hidden;
  transition: all var(--transition);
  position: relative;
}
.article-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient-soft);
  opacity: 0; transition: opacity var(--transition); pointer-events: none;
}
.article-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.article-card:hover::before { opacity: 1; }
.article-card-link { display: block; padding: 26px; color: var(--text); text-decoration: none; position: relative; z-index: 1; }
.article-card-title {
  font-size: 19px; font-weight: 800; line-height: 1.35; margin-bottom: 12px;
  color: var(--text); letter-spacing: -0.3px;
}
.article-card-excerpt {
  font-size: 13px; color: var(--text-2); line-height: 1.6; margin-bottom: 18px;
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
}
.article-card-meta { font-size: 12px; color: var(--text-3); display: flex; align-items: center; gap: 12px; }

.faq-list { max-width: 840px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); transition: all var(--transition);
}
.faq-item:hover, .faq-item[open] {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  padding: 20px 26px; font-size: 16px; font-weight: 700; color: var(--text);
  cursor: pointer; list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 24px; color: var(--accent);
  transition: transform var(--transition);
}
.faq-item[open] summary::after { content: '−'; }
.faq-answer { padding: 0 26px 22px; font-size: 14px; line-height: 1.75; color: var(--text-2); }

.page-payment .header,
.page-payment .footer,
.page-payment .sr-only[href="#main"] { display: none !important; }
.page-payment #app { min-height: 100vh; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb {
  background: var(--accent-glow-strong);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

::selection { background: var(--accent); color: #fff; }
::-moz-selection { background: var(--accent); color: #fff; }

.add-exchanger-page {
  max-width: 680px;
  margin: 0 auto;
}

.exchanger-form {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
}

.exchanger-form .field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.exchanger-form .field-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.2px;
}

.exchanger-form .field-label .req { color: var(--accent-2); margin-left: 2px; }

.exchanger-form .field-hint {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 2px;
  line-height: 1.55;
}

.exchanger-form input[type="text"],
.exchanger-form input[type="url"],
.exchanger-form input[type="email"] {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.exchanger-form input[type="text"]::placeholder,
.exchanger-form input[type="url"]::placeholder,
.exchanger-form input[type="email"]::placeholder {
  color: var(--text-3);
  opacity: 0.7;
}

.exchanger-form input[type="text"]:focus,
.exchanger-form input[type="url"]:focus,
.exchanger-form input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.exchanger-form .field-check { flex-direction: row; }

.exchanger-form .form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}

.exchanger-form .form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.exchanger-form .honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  pointer-events: none;
}

.exchanger-form .form-error {
  padding: 10px 14px;
  background: rgba(244, 63, 94, 0.10);
  border: 1px solid rgba(244, 63, 94, 0.35);
  border-radius: var(--radius-xs);
  color: var(--red);
  font-size: 13px;
}

.exchanger-form .form-success {
  padding: 12px 16px;
  background: var(--accent-glow);
  border: 1px solid var(--accent-glow-strong);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

.exchanger-form .form-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  justify-content: flex-end;
}

.exchanger-form .btn-secondary {
  padding: 12px 24px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.exchanger-form .btn-secondary:hover {
  border-color: var(--accent);
  color: var(--text);
  background: var(--accent-glow);
}

.exchanger-form .btn-primary {
  padding: 12px 24px;
  font-size: 14px;
}

.exchanger-form .btn-primary:disabled {
  opacity: 0.6;
  cursor: progress;
}

@media (max-width: 520px) {
  .exchanger-form { padding: 22px; }
  .exchanger-form .form-actions { flex-direction: column-reverse; }
  .exchanger-form .form-actions > * { width: 100%; }
}

.exchanger-form .recaptcha-block {
  display: flex; flex-direction: column; gap: 10px;
  animation: captchaIn 0.25s ease;
}
@keyframes captchaIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.exchanger-form .recaptcha-hint {
  font-size: 13px; color: var(--text-2); font-weight: 600;
}
.exchanger-form #exRecaptchaWidget {
  display: flex; justify-content: flex-start;
}