/* ── CHECKOUT PAGE ─────────────────────────────────────────────────── */
.checkout-page {
  background: #0d0d14;
  min-height: calc(100vh - 70px);
  padding: 3rem 0 5rem;
}

/* Two-column grid: cart left, form right */
.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

/* ── PANELS ──────────────────────────────────────────────────────────── */
.checkout-panel {
  background: #13131c;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 2rem;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.panel-icon { font-size: 1.4rem; }

.panel-header h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.panel-sub {
  color: rgba(255,255,255,0.45);
  font-size: 0.9rem;
  margin-bottom: 1.75rem;
  margin-top: -0.75rem;
  line-height: 1.5;
}

/* ── CART ITEMS ──────────────────────────────────────────────────────── */
.cart-empty {
  text-align: center;
  padding: 2.5rem 1rem;
  color: rgba(255,255,255,0.4);
  display: none;
}
.cart-empty.visible { display: block; }
.cart-empty-icon { font-size: 2.5rem; display: block; margin-bottom: 0.75rem; }
.cart-empty p { font-size: 1rem; margin-bottom: 1rem; }

.btn-outline-sm {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(74,222,128,0.4);
  color: #4ade80;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s;
}
.btn-outline-sm:hover { background: rgba(74,222,128,0.1); }

.cart-items { display: flex; flex-direction: column; gap: 1rem; }

.cart-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 1rem;
  align-items: center;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 14px;
  padding: 1rem;
}

.cart-item-image img {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  object-fit: cover;
  background: #1e1e2d;
}

.cart-item-details h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin: 0 0 0.3rem;
  line-height: 1.35;
}

.cart-item-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.cart-price {
  color: #4ade80;
  font-weight: 600;
  font-size: 0.95rem;
}

.cart-subtotal {
  color: rgba(255,255,255,0.4);
  font-size: 0.82rem;
}

.cart-addons-info {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 0.5rem;
  font-style: italic;
}

.cart-size-badge {
  display: inline-block;
  background: rgba(74,222,128,0.15);
  color: #4ade80;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 5px;
  margin-left: 0.35rem;
  vertical-align: middle;
  border: 1px solid rgba(74,222,128,0.25);
  letter-spacing: 0.04em;
}

.cart-item-actions {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  flex-wrap: wrap;
}

.qty-btn, .remove-btn {
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.7);
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'Poppins', sans-serif;
}
.qty-btn:hover { border-color: #4ade80; color: #4ade80; background: rgba(74,222,128,0.08); }
.qty-value { color: #fff; font-weight: 600; min-width: 20px; text-align: center; font-size: 0.9rem; }
.remove-btn:hover { border-color: #f87171; color: #f87171; background: rgba(248,113,113,0.08); }

.cart-total-row {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
}
.cart-total-row strong {
  color: #4ade80;
  font-size: 1.3rem;
  font-weight: 700;
}

/* ── CHECKOUT FORM ───────────────────────────────────────────────────── */
.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.checkout-form label {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.02em;
}

.checkout-form input,
.checkout-form select,
.checkout-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: #fff;
  border-radius: 12px;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  font-family: 'Poppins', sans-serif;
  transition: all 0.2s;
  appearance: none;
}

.checkout-form input::placeholder,
.checkout-form textarea::placeholder {
  color: rgba(255,255,255,0.2);
}

.checkout-form input:focus,
.checkout-form select:focus,
.checkout-form textarea:focus {
  outline: none;
  border-color: #4ade80;
  box-shadow: 0 0 0 3px rgba(74,222,128,0.15);
  background: rgba(255,255,255,0.07);
}

.checkout-form select option {
  background: #1e1e2d;
  color: #fff;
}

.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, #4ade80, #22c55e);
  color: #0a1a0a;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.25s;
  margin-top: 0.5rem;
  letter-spacing: 0.02em;
}
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74,222,128,0.35);
}
.btn-submit:active { transform: translateY(0); }

.success-alert, .error-alert {
  border-radius: 12px;
  padding: 1rem 1.25rem;
  font-size: 0.92rem;
  border: 1px solid transparent;
  line-height: 1.5;
}
.success-alert { color: #bbf7d0; background: rgba(74,222,128,0.1); border-color: rgba(74,222,128,0.25); }
.error-alert   { color: #fecaca; background: rgba(248,113,113,0.1); border-color: rgba(248,113,113,0.25); }

/* ── FOOTER ──────────────────────────────────────────────────────────── */
.footer {
  background: #0a0a0f;
  border-top: 1px solid rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.35);
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .checkout-page { padding: 2rem 0 3rem; }
  .checkout-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .row-2 { grid-template-columns: 1fr; }
  .checkout-panel { padding: 1.5rem; }
  .panel-header h2 { font-size: 1.25rem; }
}

@media (max-width: 480px) {
  .checkout-page { padding: 1.25rem 0 2.5rem; }
  .checkout-panel { padding: 1.1rem; border-radius: 14px; }
  .panel-header { margin-bottom: 1rem; padding-bottom: 1rem; }
  .panel-header h2 { font-size: 1.1rem; }
  .panel-sub { font-size: 0.82rem; }
  .checkout-form { gap: 1rem; }
  .checkout-form input,
  .checkout-form textarea { padding: 0.75rem 0.9rem; font-size: 0.9rem; border-radius: 10px; }
  .cart-item { grid-template-columns: 60px 1fr; gap: 0.75rem; padding: 0.75rem; }
  .cart-item-image img { width: 60px; height: 60px; }
  .cart-item-details h3 { font-size: 0.85rem; }
  .cart-price { font-size: 0.85rem; }
  .btn-submit { font-size: 0.95rem; padding: 0.9rem; }
  .cart-total-row { font-size: 0.9rem; }
  .cart-total-row strong { font-size: 1.15rem; }
}