:root {
  --bg: #0B1120;
  --surface: #131B2E;
  --surface-2: #1B2540;
  --accent: #00D9A3;
  --accent-2: #F4B740;
  --accent-3: #8B9EFF;
  --text: #E8ECF4;
  --muted: #8B96AC;
  --danger: #FF6B6B;
  --border: #223055;
  --radius: 14px;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--bg);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(0,217,163,0.10), transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(244,183,64,0.08), transparent 40%);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; }
.brand-logo {
  height: 60px;
  width: auto;
  display: block;
}
.tag {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
}

.hero { margin-bottom: 36px; }
.eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 600;
  margin: 0 0 10px;
}
h1 {
  font-family: var(--font-display);
  font-size: 34px;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  font-weight: 700;
}
.sub { color: var(--muted); font-size: 15px; max-width: 46ch; margin: 0; }

.bridge {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 30px;
  height: 60px;
}
.node-logo-wrap {
  z-index: 2;
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}
.node-logo {
  height: 26px;
  width: auto;
  display: block;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.node-logo.node-fade {
  opacity: 0;
  transform: translateY(4px);
}
.pulse-dot {
  position: absolute;
  top: 50%;
  left: 90px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px 2px var(--accent);
  animation: travel 3.5s ease-in-out infinite alternate;
}
@keyframes travel {
  0% { left: 90px; transform: translateY(-50%) scale(0.8); opacity: 0.4; }
  50% { transform: translateY(-50%) scale(1.2); opacity: 1; }
  100% { left: calc(100% - 96px); transform: translateY(-50%) scale(0.8); opacity: 0.4; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.field-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}
.field-row .field { flex: 1; }
.swap-icon {
  color: var(--accent);
  font-size: 18px;
  padding-bottom: 12px;
  flex-shrink: 0;
}

.field { margin-bottom: 18px; }
label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
}
select, input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 15px;
  font-family: var(--font-body);
}
select:focus, input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,217,163,0.15);
}
.phone-input-group {
  display: flex;
  align-items: stretch;
}
.phone-prefix {
  display: flex;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-right: none;
  border-radius: 10px 0 0 10px;
  padding: 0 12px;
  color: var(--muted);
  font-size: 15px;
  font-family: var(--font-body);
  white-space: nowrap;
}
.phone-input-group input {
  border-radius: 0 10px 10px 0;
  letter-spacing: 0.05em;
}
.field-note {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
}
.hint {
  font-size: 13px;
  color: var(--accent-2);
  background: rgba(244,183,64,0.08);
  border: 1px solid rgba(244,183,64,0.25);
  padding: 10px 12px;
  border-radius: 10px;
  margin: -6px 0 18px;
}

.btn-primary {
  width: 100%;
  background: var(--accent);
  color: #06231B;
  border: none;
  border-radius: 10px;
  padding: 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary:focus-visible, .btn-secondary:focus-visible, .btn-ghost:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-secondary {
  display: block;
  text-align: center;
  margin-top: 18px;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 10px;
  padding: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}
.btn-secondary[hidden] {
  display: none;
}
.btn-ghost {
  width: 100%;
  margin-top: 14px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 10px;
  padding: 12px;
  font-size: 14px;
  cursor: pointer;
}

.fee-preview {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 13px;
  color: var(--muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 18px;
}
.fee-preview[hidden] {
  display: none;
}
.fee-preview-amount { color: var(--text); font-size: 13px; }
.fee-preview-amount strong { color: var(--accent); font-family: var(--font-display); }
.fee-preview.fee-preview-warning {
  border-color: var(--danger);
  background: rgba(255,107,107,0.08);
}
.fee-preview.fee-preview-warning .fee-preview-amount strong { color: var(--danger); }

.error-msg {
  color: var(--danger);
  font-size: 13px;
  margin: 14px 0 0;
}

.track-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}
.track-ref {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
}
.track-badge {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(244,183,64,0.15);
  color: var(--accent-2);
}
.track-badge.success { background: rgba(0,217,163,0.15); color: var(--accent); }
.track-badge.failed { background: rgba(255,107,107,0.15); color: var(--danger); }

.steps { list-style: none; margin: 0; padding: 0; }
.step {
  display: flex;
  gap: 14px;
  padding: 4px 0 20px;
  position: relative;
}
.step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 18px;
  bottom: -4px;
  width: 1px;
  background: var(--border);
}
.step-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--surface);
  margin-top: 3px;
  flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s;
}
.step.done .step-dot { background: var(--accent); border-color: var(--accent); }
.step.failed .step-dot { background: var(--danger); border-color: var(--danger); }
.step-title { margin: 0; font-weight: 600; font-size: 14px; }
.step-sub { margin: 2px 0 0; font-size: 13px; color: var(--muted); }

.values {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.values-title {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-align: center;
  margin: 0 0 28px;
}
.values-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px 8px;
}
.value-item {
  flex: 1 1 0;
  min-width: 90px;
  max-width: 120px;
  text-align: center;
}
.value-icon {
  width: 26px;
  height: 26px;
  margin-bottom: 8px;
}
.value-item h3 {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--text);
}
.value-item p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.4;
  margin: 0;
}

.footnote {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  margin-top: 40px;
}
.legal-link {
  color: var(--muted);
  text-decoration: underline;
  font-size: 12px;
}
.legal-link:hover { color: var(--accent); }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5,8,16,0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 50;
}
.modal-overlay[hidden] {
  display: none;
}
.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  max-width: 380px;
  width: 100%;
}
.modal-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-2);
  font-weight: 600;
  margin: 0 0 8px;
}
.modal-box h2 {
  font-family: var(--font-display);
  font-size: 19px;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.modal-sub {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 18px;
}
.modal-masked {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 18px;
}
.modal-masked-label {
  font-size: 12px;
  color: var(--muted);
}
.modal-masked-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.05em;
}
.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}
.modal-actions .btn-ghost,
.modal-actions .btn-primary {
  margin-top: 0;
  flex: 1;
}
#confirm_phone.input-error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(255,107,107,0.15);
}

@media (max-width: 480px) {
  h1 { font-size: 26px; }
  .field-row { flex-direction: column; align-items: stretch; }
  .swap-icon { display: none; }
  .values-grid { gap: 14px 4px; }
  .value-item { min-width: 0; max-width: none; }
  .value-icon { width: 20px; height: 20px; margin-bottom: 5px; }
  .value-item h3 { font-size: 10px; margin: 0; }
  .value-item p { display: none; }
}

/* ---------- Page d'accueil (vitrine) ---------- */

.landing-body {
  min-height: 100vh;
}

.landing-wrap {
  min-height: 100vh;
  display: flex;
  flex-wrap: wrap;
}

.landing-left {
  flex: 1 1 480px;
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 15%, rgba(0,217,163,0.12), transparent 45%),
    radial-gradient(circle at 80% 75%, rgba(139,158,255,0.10), transparent 45%);
}

.landing-logo {
  display: block;
  height: 100px;
  width: auto;
  max-width: 380px;
  object-fit: contain;
  margin: -50px auto 24px;
}

.landing-title {
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 16px;
  max-width: 14ch;
}
.landing-title span { color: var(--accent); }

.landing-sub {
  font-size: 15px;
  color: var(--muted);
  max-width: 42ch;
  margin: 0 0 40px;
}

.landing-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.landing-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.landing-feature svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}
.landing-feature strong {
  display: block;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 2px;
}
.landing-feature span {
  font-size: 13px;
  color: var(--muted);
}

.landing-right {
  flex: 1 1 380px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 32px;
  background: var(--surface);
  border-left: 1px solid var(--border);
}

.landing-card {
  width: 100%;
  max-width: 360px;
  text-align: center;
}
.landing-card-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 600;
  margin: 0 0 14px;
}
.landing-card h2 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 10px;
}
.landing-card-sub {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 28px;
}
.landing-cta {
  display: block;
  text-decoration: none;
  text-align: center;
}

.landing-footnote {
  margin-top: 40px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  max-width: 320px;
}

@media (max-width: 900px) {
  .landing-left, .landing-right {
    flex: 1 1 100%;
    padding: 40px 24px;
    justify-content: flex-start;
  }
  .landing-right {
    border-left: none;
    border-top: 1px solid var(--border);
  }
  .landing-title { font-size: 30px; }
  .landing-logo {
    height: 90px;
    max-width: 300px;
    margin: 0 auto 20px;
  }
}