/* ══════════════════════════════════════════════════════════════════
   uSwap Zero — Glassmorphism Stylesheet
   Zero dependencies. System fonts. Dark theme.
   ══════════════════════════════════════════════════════════════════ */

/* ── Tokens ── */
:root {
  --bg: #000000;
  --bg-card: rgba(255,255,255,0.04);
  --accent: #ffffff;
  --accent-a: 255, 255, 255;
  --amber: #ffffff;
  --amber-a: 255, 255, 255;
  --success: #34ed7a;
  --error: #ff6b6b;
  --warning: #ffb400;
  --border: rgba(255,255,255,0.08);
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; }
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  font-size: 15px;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
img { max-width: 100%; display: block; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.20); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.35); }
* { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.20) transparent; }

/* ── Mono ── */
code, pre, .mono {
  font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

/* ══════════════════════════════════════════════════════════════════
   Layout
   ══════════════════════════════════════════════════════════════════ */

.page-wrapper {
  display: flex;
  flex-direction: column;
  width: 100%;
}
.page-content {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 16px 24px;
}
.page-content--wide { max-width: 680px; }
.page-content--full { max-width: 860px; }

/* ── Footer ── */
.site-footer {
  text-align: center;
  padding: 32px 16px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}
.footer-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.footer-nav a {
  font-size: 0.78rem;
  opacity: 0.50;
  transition: opacity 140ms;
}
.footer-nav a:hover { opacity: 0.85; }
.footer-dot { opacity: 0.25; font-size: 0.7rem; }
.footer-powered { font-size: 0.72rem; opacity: 0.35; margin-bottom: 4px; }
.footer-powered a { opacity: 0.80; transition: opacity 140ms; }
.footer-powered a:hover { opacity: 1; }
.footer-license { font-size: 0.68rem; opacity: 0.25; margin-bottom: 4px; }
.footer-build {
  font-size: 0.65rem;
  opacity: 0.20;
  font-family: 'SF Mono', ui-monospace, monospace;
}
.footer-build a { opacity: 0.70; transition: opacity 140ms; }
.footer-build a:hover { opacity: 1; }

/* ══════════════════════════════════════════════════════════════════
   Glass Surfaces
   ══════════════════════════════════════════════════════════════════ */

.glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.25),
    inset 0 1px 0 rgba(255,255,255,0.10),
    inset 0 -1px 0 rgba(255,255,255,0.04);
  border-radius: 14px;
}

.glass-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.07), rgba(0,0,0,0.50));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.30);
}

/* ══════════════════════════════════════════════════════════════════
   Buttons
   ══════════════════════════════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.05));
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 140ms ease;
  white-space: nowrap;
  text-decoration: none;
  color: #fff;
}
.btn:hover {
  border-color: rgba(255,255,255,0.36);
  box-shadow: 0 10px 24px rgba(0,0,0,0.24);
  transform: translateY(-1px);
}
.btn:active { transform: translateY(0) scale(0.97); }

.btn--primary {
  background: linear-gradient(180deg, rgba(var(--accent-a),0.25), rgba(var(--accent-a),0.08));
  border-color: rgba(var(--accent-a),0.40);
}
.btn--primary:hover {
  border-color: rgba(var(--accent-a),0.65);
  box-shadow: 0 10px 24px rgba(var(--accent-a),0.20);
}
.btn--outline {
  background: transparent;
  border-color: rgba(255,255,255,0.20);
}
.btn--outline:hover {
  border-color: rgba(255,255,255,0.40);
  background: rgba(255,255,255,0.06);
}
.btn--ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.14);
}
.btn--ghost:hover { border-color: rgba(255,255,255,0.28); }
.btn--block { width: 100%; }
.btn--sm { padding: 8px 16px; font-size: 0.78rem; }

/* ══════════════════════════════════════════════════════════════════
   Hero Text
   ══════════════════════════════════════════════════════════════════ */

.hero {
  text-align: center;
  margin-bottom: 32px;
}
.hero-logo {
  height: auto;
  margin: 0 auto 8px;
  opacity: 0.95;
}
.hero-title {
  font-size: 1.8rem;
  font-weight: 700;
  opacity: 0.95;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

/* ── Tooltip ── */
.tooltip-trigger {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: help;
  position: relative;
}
.tooltip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.20);
  font-size: 0.60rem;
  font-weight: 700;
  opacity: 0.50;
  text-decoration: none;
  border-bottom: 1px dotted rgba(255,255,255,0.35);
  transition: opacity 140ms;
}
.tooltip-trigger:hover .tooltip-icon { opacity: 0.85; }
.tooltip-content {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(20,20,20,0.96);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.72rem;
  font-weight: 400;
  line-height: 1.5;
  white-space: normal;
  width: max-content;
  max-width: 220px;
  text-transform: none;
  letter-spacing: 0;
  opacity: 0;
  z-index: 100;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(0,0,0,0.40);
}
.tooltip-trigger:hover .tooltip-content {
  display: block;
  opacity: 1;
}

/* ══════════════════════════════════════════════════════════════════
   Swap Page
   ══════════════════════════════════════════════════════════════════ */

.swap-section {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 20px;
}

.swap-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  transition: border-color 200ms ease;
}
.swap-card--from { border-color: rgba(var(--amber-a), 0.30); }
.swap-card--to { border-color: rgba(var(--accent-a), 0.30); }

.swap-card__label {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.45;
  margin-bottom: 10px;
  font-weight: 600;
}
.swap-card__row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.swap-card__amount {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.amount-input {
  background: transparent;
  border: none;
  outline: none;
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.95);
  width: 100%;
  font-variant-numeric: tabular-nums;
}
.amount-input::placeholder { color: rgba(255,255,255,0.22); }

.usd-hint {
  font-size: 0.72rem;
  opacity: 0.45;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

/* ── Currency Pill ── */
.currency-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  background: linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.05));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  transition: all 140ms ease;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.currency-pill:hover {
  border-color: rgba(255,255,255,0.36);
  box-shadow: 0 8px 20px rgba(0,0,0,0.20);
}
.currency-pill__icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
}
.currency-pill__ticker { font-weight: 600; font-size: 0.85rem; }
.currency-pill__arrow { opacity: 0.5; font-size: 0.7rem; }

/* ── Swap Arrow ── */
.swap-arrow {
  display: flex;
  justify-content: center;
  padding: 6px 0;
}
.swap-arrow__icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.14);
  background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  opacity: 0.7;
}

/* ══════════════════════════════════════════════════════════════════
   Form Elements
   ══════════════════════════════════════════════════════════════════ */

.form-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.50;
  font-weight: 600;
}
.form-label__hint { opacity: 0.6; text-transform: none; letter-spacing: 0; }

.form-input {
  height: 42px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.28);
  font-size: 0.85rem;
  width: 100%;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}
.form-input:focus {
  outline: none;
  border-color: rgba(var(--accent-a),0.45);
  box-shadow: 0 0 0 3px rgba(var(--accent-a),0.15);
}
.form-input::placeholder { color: rgba(255,255,255,0.22); }
.form-input--mono {
  font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace;
  font-size: 0.80rem;
}

/* ── Slippage Pills ── */
.option-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.option-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pill-group {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.pill-radio { display: none; }
.pill-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.04);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 140ms ease;
  opacity: 0.65;
}
.pill-label:hover { opacity: 0.85; border-color: rgba(255,255,255,0.24); }
.pill-radio:checked + .pill-label {
  background: rgba(var(--accent-a),0.14);
  border-color: rgba(var(--accent-a),0.38);
  opacity: 1;
  color: #fff;
  box-shadow: 0 6px 16px rgba(var(--accent-a),0.12);
}

.form-select {
  height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.28);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  padding-right: 28px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='rgba(255,255,255,0.5)'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color 140ms ease;
}
.form-select:focus {
  outline: none;
  border-color: rgba(var(--accent-a),0.45);
}

/* ══════════════════════════════════════════════════════════════════
   Currency Modal
   ══════════════════════════════════════════════════════════════════ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}
.modal-panel {
  width: 100%;
  max-width: 520px;
  max-height: 80vh;
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(12,12,12,0.95), rgba(4,4,4,0.98));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.40);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.modal-title { font-size: 0.92rem; font-weight: 600; opacity: 0.90; }
.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  opacity: 0.6;
  transition: all 140ms ease;
  text-decoration: none;
  color: #fff;
}
.modal-close:hover { opacity: 1; border-color: rgba(255,255,255,0.30); }

.modal-search {
  padding: 12px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.modal-search-form { display: flex; gap: 8px; }
.modal-search-input {
  flex: 1;
  height: 38px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.30);
  font-size: 0.82rem;
}
.modal-search-input:focus {
  outline: none;
  border-color: rgba(var(--accent-a),0.40);
}
.modal-search-input::placeholder { color: rgba(255,255,255,0.25); }
.modal-search-btn {
  padding: 0 16px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.08);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 140ms ease;
}
.modal-search-btn:hover { border-color: rgba(255,255,255,0.28); }

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 20px 20px;
}

/* ── Network Sections ── */
.network-section { margin-bottom: 8px; }
.network-section summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.55;
  list-style: none;
}
.network-section summary::-webkit-details-marker { display: none; }
.network-section summary::before {
  content: '▸';
  font-size: 0.7rem;
  transition: transform 140ms ease;
}
.network-section[open] summary::before { transform: rotate(90deg); }
.network-count { opacity: 0.50; font-weight: 400; font-size: 0.70rem; }

/* ── Token Grid ── */
.token-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(95px, 1fr));
  gap: 8px;
  padding-top: 8px;
}
.token-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 6px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  cursor: pointer;
  transition: all 140ms ease;
  text-decoration: none;
  color: #fff;
  text-align: center;
}
.token-card:hover {
  border-color: rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.08);
  transform: translateY(-1px);
}
.token-card__icon { width: 32px; height: 32px; border-radius: 50%; }
.token-card__ticker { font-size: 0.78rem; font-weight: 600; opacity: 0.90; }
.token-card__price { font-size: 0.65rem; opacity: 0.45; font-variant-numeric: tabular-nums; }

/* ══════════════════════════════════════════════════════════════════
   Quote Page
   ══════════════════════════════════════════════════════════════════ */

.quote-flow {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 20px;
}
.quote-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.quote-card--send { border-color: rgba(var(--amber-a), 0.30); }
.quote-card--receive { border-color: rgba(var(--accent-a), 0.30); }

.quote-card__label {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.45;
  font-weight: 600;
  margin-bottom: 10px;
}
.quote-card__row { display: flex; align-items: center; gap: 12px; }
.quote-card__info { flex: 1; }
.quote-card__amount {
  font-size: 1.4rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.quote-card__usd {
  font-size: 0.75rem;
  opacity: 0.45;
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.quote-arrow {
  display: flex;
  justify-content: center;
  padding: 4px 0;
  opacity: 0.5;
  font-size: 1.1rem;
}
.quote-rate {
  text-align: center;
  font-size: 0.78rem;
  opacity: 0.55;
  margin-bottom: 20px;
  font-variant-numeric: tabular-nums;
}

/* ── Fee Breakdown ── */
.fee-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
}
.fee-card__title {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.45;
  font-weight: 600;
  margin-bottom: 12px;
}
.fee-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 0;
  font-size: 0.80rem;
}
.fee-row__label { opacity: 0.70; }
.fee-row__value { font-weight: 600; font-variant-numeric: tabular-nums; }
.fee-row__value--free { color: var(--success); }
.fee-zero { font-size: 1.05em; font-weight: 700; }
.fee-row--total {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 6px;
  padding-top: 10px;
}
.fee-note {
  font-size: 0.72rem;
  opacity: 0.40;
  margin-top: 10px;
  line-height: 1.6;
}

/* ── Tech Details ── */
details.tech-details { margin-bottom: 20px; }
details.tech-details summary {
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0.50;
  cursor: pointer;
  padding: 8px 0;
  list-style: none;
}
details.tech-details summary::-webkit-details-marker { display: none; }
details.tech-details summary::before { content: '▸ '; font-size: 0.7rem; }
details.tech-details[open] summary::before { content: '▾ '; }

.tech-content {
  background: rgba(0,0,0,0.30);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 14px;
  font-family: 'SF Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  line-height: 1.6;
  opacity: 0.70;
  word-break: break-all;
}
.tech-row { display: flex; gap: 8px; padding: 2px 0; }
.tech-key { opacity: 0.55; white-space: nowrap; }

/* ── Button Row ── */
.btn-row { display: flex; gap: 12px; }
.btn-row .btn { flex: 1; }

/* ══════════════════════════════════════════════════════════════════
   Order Page
   ══════════════════════════════════════════════════════════════════ */

.order-section { margin-bottom: 24px; }

.deposit-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(var(--amber-a), 0.30);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 20px;
}
.deposit-card__title {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.deposit-amount {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
  font-variant-numeric: tabular-nums;
}
.deposit-address-wrap {
  margin-bottom: 14px;
}
.deposit-address {
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 10px;
  padding: 12px 14px;
  font-family: 'SF Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  word-break: break-all;
  line-height: 1.5;
  margin-bottom: 8px;
}
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.08);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 140ms ease;
}
.copy-btn:hover {
  border-color: rgba(255,255,255,0.32);
  background: rgba(255,255,255,0.14);
}

.memo-warning {
  background: rgba(255,180,0,0.12);
  border: 1px solid rgba(255,180,0,0.28);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.78rem;
  color: rgba(255,230,179,0.9);
  margin-bottom: 14px;
}

.deposit-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.75rem;
  opacity: 0.55;
}
.deposit-meta span { display: flex; justify-content: space-between; }

.qr-container {
  display: flex;
  justify-content: center;
  padding: 16px;
  background: #fff;
  border-radius: 10px;
  margin-bottom: 14px;
  max-width: 220px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Stepper ── */
.stepper {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: 24px;
  padding: 0 8px;
}
.stepper::before {
  content: '';
  position: absolute;
  top: 14px;
  left: 32px;
  right: 32px;
  height: 2px;
  background: rgba(255,255,255,0.10);
}
.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 1;
}
.step__dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.20);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  transition: all 200ms ease;
}
.step--active .step__dot {
  border-color: var(--accent);
  background: rgba(var(--accent-a),0.15);
  box-shadow: 0 0 12px rgba(var(--accent-a),0.25);
}
.step--complete .step__dot {
  border-color: var(--success);
  background: rgba(52,237,122,0.15);
  color: var(--success);
}
.step__label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.40;
}
.step--active .step__label { opacity: 0.90; color: var(--accent); }
.step--complete .step__label { opacity: 0.70; color: var(--success); }

/* ── Completion Card ── */
.completion-card {
  background: linear-gradient(180deg, rgba(52,237,122,0.08), rgba(52,237,122,0.02));
  border: 1px solid rgba(52,237,122,0.30);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  margin-bottom: 20px;
}
.completion-card__icon { font-size: 2rem; margin-bottom: 8px; }
.completion-card__title { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.completion-card__sub { font-size: 0.80rem; opacity: 0.60; margin-bottom: 14px; }
.completion-card__link {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(var(--accent-a),0.30);
  font-size: 0.78rem;
  font-weight: 600;
  transition: all 140ms ease;
}
.completion-card__link:hover { border-color: rgba(var(--accent-a),0.55); }

/* ── Refund/Error Card ── */
.refund-card {
  background: linear-gradient(180deg, rgba(255,107,107,0.08), rgba(255,107,107,0.02));
  border: 1px solid rgba(255,107,107,0.30);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 20px;
}
.refund-card__title { font-size: 0.92rem; font-weight: 600; margin-bottom: 8px; }
.refund-card__message { font-size: 0.82rem; opacity: 0.70; }

/* ── Transparency Card ── */
.transparency-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 16px;
}
.transparency-card__title {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.40;
  font-weight: 600;
  margin-bottom: 10px;
}
.transparency-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
  font-size: 0.75rem;
}
.transparency-row__label { opacity: 0.50; }
.transparency-row__value {
  font-family: 'SF Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  opacity: 0.70;
  word-break: break-all;
  text-align: right;
  max-width: 60%;
}

/* ══════════════════════════════════════════════════════════════════
   Currencies Page
   ══════════════════════════════════════════════════════════════════ */

.currencies-header {
  margin-bottom: 24px;
}
.currencies-header h1 {
  font-size: 1.2rem;
  font-weight: 700;
  opacity: 0.95;
  margin-bottom: 4px;
}
.currencies-header p {
  font-size: 0.82rem;
  opacity: 0.50;
}
.currencies-search {
  margin-bottom: 20px;
}
.currencies-search form {
  display: flex;
  gap: 8px;
}

/* ══════════════════════════════════════════════════════════════════
   Article Pages (How It Works, Case Study)
   ══════════════════════════════════════════════════════════════════ */

.article-header {
  margin-bottom: 32px;
}
.article-header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  opacity: 0.95;
  margin-bottom: 8px;
}
.article-header p {
  font-size: 0.85rem;
  opacity: 0.50;
  line-height: 1.6;
}

.step-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.08), rgba(0,0,0,0.50));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 12px;
  transition: border-color 200ms ease;
}
.step-card:hover { border-color: rgba(var(--accent-a),0.25); }
.step-card__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(var(--accent-a),0.14);
  border: 1px solid rgba(var(--accent-a),0.30);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}
.step-card__title {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.step-card__desc {
  font-size: 0.82rem;
  opacity: 0.60;
  line-height: 1.6;
}

.step-connector {
  display: flex;
  justify-content: center;
  padding: 2px 0;
  opacity: 0.25;
}

.info-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(0,0,0,0.40));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 12px;
}
.info-card__title {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  opacity: 0.90;
}
.info-card__text {
  font-size: 0.82rem;
  opacity: 0.55;
  line-height: 1.7;
}
.info-card__text p { margin-bottom: 8px; }

/* ── Stats Strip ── */
.stats-grid {
  display: flex;
  gap: 0;
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(0,0,0,0.30));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  margin-bottom: 20px;
  overflow: hidden;
}

.stat-card {
  flex: 1;
  padding: 16px 14px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.06);
  min-width: 0;
}
.stat-card:last-child { border-right: none; }

.stat-card--accent {
  background: rgba(255,107,107,0.06);
}

.stat-card__value {
  font-size: 1.15rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.stat-card--accent .stat-card__value {
  color: var(--error);
}

.stat-card__label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.40;
  font-weight: 600;
  line-height: 1.3;
  margin-top: 4px;
}

/* ── Combined Impact (wider stats) ── */
.stats-grid--wide {
  flex-wrap: wrap;
}
.stats-grid--wide .stat-card {
  flex: 1 1 45%;
  padding: 20px 16px;
}
.stats-grid--wide .stat-card__value {
  font-size: 1.3rem;
}
.stats-grid--wide .stat-card:nth-child(2) {
  border-right: none;
}
.stats-grid--wide .stat-card:nth-child(3),
.stats-grid--wide .stat-card:nth-child(4) {
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* ── Case Study Specifics ── */
.article-section { margin-bottom: 28px; }
.article-section h2 {
  font-size: 1.05rem;
  font-weight: 700;
  opacity: 0.90;
  margin-bottom: 12px;
}
.article-section h3 {
  font-size: 0.90rem;
  font-weight: 600;
  opacity: 0.80;
  margin-bottom: 8px;
}
.article-section p {
  font-size: 0.85rem;
  opacity: 0.65;
  line-height: 1.7;
  margin-bottom: 12px;
}
.article-section ul, .article-section ol {
  padding-left: 20px;
  margin-bottom: 12px;
}
.article-section li {
  font-size: 0.85rem;
  opacity: 0.65;
  line-height: 1.7;
  margin-bottom: 4px;
}

.evidence-block {
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 16px;
  overflow-x: auto;
}
.evidence-block__title {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.50;
  font-weight: 600;
  margin-bottom: 10px;
}
.evidence-block pre {
  font-size: 0.72rem;
  line-height: 1.6;
  opacity: 0.75;
  white-space: pre-wrap;
  word-break: break-all;
}
.evidence-block__caption {
  font-size: 0.68rem;
  opacity: 0.40;
  margin-top: 8px;
  font-style: italic;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: 0.80rem;
}
.comparison-table th,
.comparison-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.comparison-table th {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.45;
  font-weight: 600;
}
.comparison-table td { opacity: 0.70; }
.comparison-table td.highlight { color: var(--success); font-weight: 600; opacity: 1; }

/* ══════════════════════════════════════════════════════════════════
   Verify Page
   ══════════════════════════════════════════════════════════════════ */

.verify-hero {
  text-align: center;
  margin-bottom: 32px;
}
.verify-hero h1 {
  font-size: 1.5rem;
  font-weight: 700;
  opacity: 0.95;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.verify-hero p {
  font-size: 0.82rem;
  opacity: 0.45;
}

.metadata-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 24px;
}
.metadata-card__title {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.45;
  font-weight: 600;
  margin-bottom: 14px;
}
.metadata-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.80rem;
}
.metadata-row:last-child { border-bottom: none; }
.metadata-row__label { opacity: 0.50; }
.metadata-row__value {
  font-family: 'SF Mono', ui-monospace, monospace;
  font-size: 0.75rem;
  opacity: 0.80;
  word-break: break-all;
  text-align: right;
  max-width: 65%;
}
.metadata-row__value a {
  color: var(--accent);
  transition: opacity 140ms;
}
.metadata-row__value a:hover { opacity: 0.75; }

.terminal-block {
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 20px;
  overflow-x: auto;
}
.terminal-block pre {
  font-size: 0.73rem;
  line-height: 1.7;
  opacity: 0.80;
  white-space: pre-wrap;
  word-break: break-all;
}
.terminal-block .comment { opacity: 0.35; }

.audit-section { margin-bottom: 24px; }
.audit-section h2 {
  font-size: 0.95rem;
  font-weight: 600;
  opacity: 0.85;
  margin-bottom: 14px;
}
.audit-item {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.82rem;
}
.audit-item__file {
  font-family: 'SF Mono', ui-monospace, monospace;
  font-size: 0.75rem;
  color: var(--accent);
  white-space: nowrap;
  flex-shrink: 0;
}
.audit-item__desc { opacity: 0.55; }

/* ══════════════════════════════════════════════════════════════════
   Error Page
   ══════════════════════════════════════════════════════════════════ */

.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 50vh;
}
.error-card {
  text-align: center;
  max-width: 400px;
  margin: 0 auto;
}
.error-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.6;
}
.error-title {
  font-size: 1.1rem;
  font-weight: 700;
  opacity: 0.90;
  margin-bottom: 8px;
}
.error-message {
  font-size: 0.85rem;
  opacity: 0.55;
  line-height: 1.6;
  margin-bottom: 20px;
  white-space: pre-line;
}

/* ══════════════════════════════════════════════════════════════════
   Utility
   ══════════════════════════════════════════════════════════════════ */

.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-muted { opacity: 0.55; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.section-label {
  font-size: 0.70rem;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.40;
  font-weight: 600;
  margin-bottom: 12px;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--accent);
  opacity: 0.80;
  transition: opacity 140ms;
  margin-bottom: 20px;
}
.back-link:hover { opacity: 1; }

/* ── Pulse animation for awaiting status ── */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.pulse { animation: pulse 2s ease-in-out infinite; }

/* ══════════════════════════════════════════════════════════════════
   Responsive
   ══════════════════════════════════════════════════════════════════ */

/* ── Desktop centering ── */
@media (min-width: 521px) {
  .page-wrapper {
    margin: auto 0;
  }
}

@media (max-width: 520px) {
  .page-content { padding: 24px 14px 20px; }
  .hero-title { font-size: 1.5rem; }
  .amount-input { font-size: 1.3rem; }
  .option-row { flex-direction: column; gap: 12px; }
  .token-grid { grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); }
  .stats-grid { flex-wrap: wrap; }
  .stats-grid .stat-card { flex: 1 1 45%; padding: 12px 10px; }
  .stats-grid .stat-card:nth-child(2) { border-right: none; }
  .stats-grid .stat-card:nth-child(3),
  .stats-grid .stat-card:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.06); }
  .stat-card__value { font-size: 0.95rem; }
  .stats-grid--wide .stat-card__value { font-size: 1.05rem; }
  .comparison-table { font-size: 0.72rem; }
  .comparison-table th, .comparison-table td { padding: 8px 8px; }
  .metadata-row { flex-direction: column; gap: 4px; }
  .metadata-row__value { text-align: left; max-width: 100%; }
}