/* ============================================
   CHECKOUT PAGE
============================================ */
.checkout-page {
  min-height: 100vh;
  padding: 100px 0 80px;
  background: var(--bg);
}

.checkout-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text3);
  text-decoration: none;
  transition: color var(--transition);
}

.back-link:hover { color: var(--cyan); }

.checkout-steps {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
}

.cs-step {
  color: var(--text4);
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--border);
}

.cs-step.active {
  color: var(--cyan);
  border-color: var(--cyan-border);
  background: var(--cyan-glow);
}

.cs-arrow { color: var(--text4); }

/* GRID */
.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
  align-items: start;
}

/* MAIN PANEL */
.checkout-main .card { padding: 2rem; }

.co-title {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.co-sub {
  font-size: 0.9rem;
  color: var(--text3);
  margin-bottom: 1.75rem;
  line-height: 1.7;
}

/* NETWORK BADGE */
.payment-network-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text3);
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 1.75rem;
}

/* QR + WALLET BOX */
.payment-wallet-box {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.qr-code {
  border-radius: 10px;
  border: 2px solid var(--cyan-border);
  background: var(--bg3);
}

.qr-caption {
  font-size: 0.7rem;
  color: var(--text4);
  font-family: var(--font-mono);
  letter-spacing: 0.3px;
}

.wallet-details { flex: 1; min-width: 0; }

.wallet-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text4);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

.wallet-address-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.wallet-address {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  word-break: break-all;
  flex: 1;
  min-width: 0;
  line-height: 1.5;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text3);
  background: var(--bg4);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
  font-family: var(--font-body);
}

.copy-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan-border);
  background: var(--cyan-glow);
}

.wallet-amount-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.wallet-amount {
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
}

.wallet-amount span {
  font-size: 1rem;
  color: var(--text3);
  font-weight: 400;
}

.wallet-warn {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--orange);
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  padding: 6px 12px;
  border-radius: 100px;
  white-space: nowrap;
}

/* HASH FORM */
.hash-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0;
  font-size: 0.78rem;
  color: var(--text4);
}

.hash-divider::before,
.hash-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.hash-submitted {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: rgba(0,232,122,0.07);
  border: 1px solid var(--green-border);
  border-radius: var(--radius);
}

.hash-submitted svg { flex-shrink: 0; margin-top: 2px; }

.hash-submitted strong {
  display: block;
  font-size: 0.9rem;
  color: var(--green);
  margin-bottom: 4px;
}

.hash-submitted p {
  font-size: 0.83rem;
  color: var(--text3);
  line-height: 1.6;
}

/* SIDEBAR */
.checkout-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.order-summary { }

.os-title {
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.os-plan {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.os-plan-name {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.os-networks { display: flex; gap: 6px; flex-wrap: wrap; }

.os-features {
  margin-bottom: 1.25rem;
}

.os-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text3);
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  line-height: 1.5;
}

.os-features li:last-child { border-bottom: none; }
.os-features li svg { flex-shrink: 0; margin-top: 2px; }

.os-pricing {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.os-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  padding: 5px 0;
  color: var(--text2);
}

.os-row.muted { color: var(--text4); font-size: 0.8rem; }

.os-total {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
  border-top: 1px solid var(--border);
  margin-top: 6px;
  padding-top: 10px;
}

/* INFO CARD */
.checkout-info h4 { margin-bottom: 1rem; }

.ci-list { display: flex; flex-direction: column; gap: 10px; }

.ci-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text3);
  line-height: 1.55;
}

.ci-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--cyan-glow);
  border: 1px solid var(--cyan-border);
  color: var(--cyan);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-head);
}

.checkout-support {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text4);
  text-align: center;
  justify-content: center;
  padding: 12px;
}

.checkout-support a { color: var(--cyan); text-decoration: underline; text-underline-offset: 2px; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .checkout-grid { grid-template-columns: 1fr; }
  .checkout-sidebar { order: -1; }
  .payment-wallet-box { flex-direction: column; align-items: center; }
  .wallet-details { width: 100%; }
}

@media (max-width: 600px) {
  .checkout-header { flex-direction: column; align-items: flex-start; }
  .checkout-steps { display: none; }
  .qr-wrap { display: none; }
}