@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=Syne:wght@700;800&display=swap');

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

:root {
  --bg: #f2f1ed;
  --surface: #ffffff;
  --surface-2: #f8f7f4;
  --border: rgba(0,0,0,0.1);
  --border-strong: rgba(0,0,0,0.18);
  --text-primary: #18181b;
  --text-secondary: #71717a;
  --text-muted: #a1a1aa;
  --accent: #18181b;
  --accent-fg: #ffffff;
  --info-bg: #eff6ff;
  --info-text: #1d4ed8;
  --info-border: #bfdbfe;
  --success-bg: #f0fdf4;
  --success-text: #15803d;
  --success-border: #bbf7d0;
  --warning-bg: #fffbeb;
  --warning-text: #b45309;
  --warning-border: #fde68a;
  --popular-bg: #eff6ff;
  --popular-text: #1d4ed8;
  --popular-border: #3b82f6;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 2px 8px rgba(0,0,0,0.05), 0 12px 40px rgba(0,0,0,0.08);
}

.container{
    display: flex;
    justify-content: center;
    padding: 160px 0 0;
}

/* ── Wrapper ── */
.payment-section {
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  margin-bottom: 30px;
}

/* ── Header ── */
.section-header {
  text-align: center;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 5px 13px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.status-badge svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(26px, 5vw, 32px);
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 10px;
}

.section-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 360px;
  margin: 0 auto;
}

/* ── Payment Card ── */
.payment-card {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.card-qr {
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.qr-box {
  width: 124px;
  height: 124px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.qr-box svg, .qr-box img {
  opacity: 0.65;
  width: 100%;
  height: 100%;
}

.qr-label {
  font-size: 13px;
  color: var(--text-muted);
}

.card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-muted);
}

.field-value {
  font-size: 15px;
  color: var(--text-primary);
  font-weight: 500;
}

.divider {
  height: 1px;
  background: var(--border);
}

/* Copyable account number */
.copy-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}

.copy-value {
  font-size: 15px;
  font-family: 'DM Mono', 'Courier New', monospace;
  color: var(--text-primary);
  font-weight: 500;
  letter-spacing: 0.5px;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 500;
  font-family: 'DM Sans', sans-serif;
  padding: 5px 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.15s;
  white-space: nowrap;
}

.copy-btn:hover {
  background: var(--bg);
  color: var(--text-primary);
}

.copy-btn.copied {
  color: var(--success-text);
  border-color: var(--success-border);
  background: var(--success-bg);
}

.copy-btn svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

/* Meta row (bank + method) */
.meta-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.badge-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 100px;
}

.badge-info {
  background: var(--info-bg);
  color: var(--info-text);
  border: 1px solid var(--info-border);
}

.badge-success {
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

/* ── Action Buttons ── */
.action-buttons {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn {
  width: 100%;
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 500;
  font-family: 'DM Sans', sans-serif;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  transition: opacity 0.15s, background 0.15s, transform 0.1s;
  letter-spacing: -0.1px;
}

.btn:active {
  transform: scale(0.98);
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-fg);
  border: 1px solid var(--accent);
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-outline:hover {
  background: var(--surface);
}

/* ── Plans Section ── */
.plans-section {
  width: 100%;
}

.plans-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.plans-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.plan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  position: relative;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-shadow: var(--shadow-card);
}

.plan-card:hover {
  border-color: var(--border-strong);
}

.plan-card.selected {
  border: 2px solid var(--popular-border);
  box-shadow: 0 0 0 4px rgba(59,130,246,0.08);
}

.plan-badge {
  position: absolute;
  top: -10px;
  left: 14px;
  font-size: 10.5px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 100px;
  background: var(--popular-bg);
  color: var(--popular-text);
  border: 1px solid var(--info-border);
  letter-spacing: 0.2px;
}

.plan-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.plan-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.plan-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.plan-price {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
  flex-shrink: 0;
}

.plan-amount {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  font-family: 'Syne', sans-serif;
}

.plan-period {
  font-size: 11px;
  color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .meta-row {
    grid-template-columns: 1fr;
  }

  .plan-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .plan-price {
    align-items: flex-start;
  }
}