/* ============================================================
   TikoPet — Checkout
   ============================================================ */
.checkout-page {
    --ck-primary:      #1B7A4E;
    --ck-primary-dark: #15643f;
    --ck-primary-soft: rgba(27, 122, 78, 0.10);
    --ck-border:       #e5e7eb;
    --ck-bg:           #ffffff;
    --ck-bg-alt:       #f8fafb;
    --ck-text:         #1f2937;
    --ck-muted:        #6b7280;
    --ck-radius:       16px;
    --ck-radius-sm:    10px;
    padding: 100px 0 64px;
}

.checkout-title {
    font-size: 1.6rem; font-weight: 800; margin: 0 0 24px;
    display: flex; align-items: center; gap: 12px; color: var(--ck-text);
}
.checkout-title i { color: var(--ck-primary); }

.checkout-alert {
    background: #fef2f2; border: 1px solid #fecaca;
    color: #991b1b; border-radius: var(--ck-radius-sm);
    padding: 12px 16px; margin-bottom: 18px;
    display: flex; align-items: center; gap: 8px;
    font-size: .9rem;
}

.checkout-section {
    background: var(--ck-bg); border: 1px solid var(--ck-border);
    border-radius: var(--ck-radius); padding: 22px; margin-bottom: 18px;
}
.checkout-section-title {
    font-size: 1.05rem; font-weight: 800; margin: 0 0 18px;
    display: flex; align-items: center; gap: 10px; color: var(--ck-text);
    padding-bottom: 12px; border-bottom: 1px solid var(--ck-border);
}
.checkout-section-title i { color: var(--ck-primary); }

.checkout-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.checkout-fields .field { display: flex; flex-direction: column; gap: 6px; }
.checkout-fields .field.full { grid-column: 1 / -1; }
.checkout-fields label { font-size: .85rem; color: var(--ck-text); font-weight: 600; }
.checkout-fields label .req { color: #dc2626; }
.checkout-fields input,
.checkout-fields textarea,
.checkout-fields select {
    border: 1px solid var(--ck-border); border-radius: var(--ck-radius-sm);
    padding: 10px 12px; font-size: .92rem;
    background: var(--ck-bg); color: var(--ck-text);
    transition: border-color .2s, box-shadow .2s; width: 100%; font-family: inherit;
}
.checkout-fields select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16'%3E%3Cpath fill='%236b7280' d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 12px center;
    padding-left: 32px;
}
.checkout-fields input:focus,
.checkout-fields textarea:focus,
.checkout-fields select:focus {
    outline: none; border-color: var(--ck-primary);
    box-shadow: 0 0 0 3px var(--ck-primary-soft);
}
.checkout-fields select:disabled {
    opacity: .55; cursor: not-allowed; background-color: var(--ck-bg-alt);
}

/* Payment */
.payment-options { display: flex; flex-direction: column; gap: 10px; }
.payment-option {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 14px 16px; border: 1px solid var(--ck-border);
    border-radius: var(--ck-radius-sm); cursor: pointer;
    transition: all .2s;
}
.payment-option:hover { border-color: var(--ck-primary); background: var(--ck-primary-soft); }
.payment-option input[type="radio"] { margin-top: 4px; accent-color: var(--ck-primary); }
.payment-body { display: flex; gap: 12px; align-items: flex-start; flex: 1; }
.payment-body > i { font-size: 1.4rem; color: var(--ck-primary); }
.payment-title { font-weight: 700; color: var(--ck-text); font-size: .95rem; margin-bottom: 2px; }
.payment-desc { font-size: .82rem; color: var(--ck-muted); }

.checkout-submit {
    width: 100%; padding: 14px; border-radius: var(--ck-radius-sm);
    background: linear-gradient(180deg, var(--ck-primary) 0%, var(--ck-primary-dark) 100%);
    border: 0; color: #fff; font-weight: 700; font-size: 1rem;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    box-shadow: 0 8px 24px rgba(27,122,78,.25);
    transition: all .2s; margin-top: 8px;
}
.checkout-submit:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 12px 30px rgba(27,122,78,.35); }

/* Summary */
.order-summary {
    background: var(--ck-bg); border: 1px solid var(--ck-border);
    border-radius: var(--ck-radius); padding: 22px;
    position: sticky; top: 100px;
}
.summary-title {
    font-size: 1.05rem; font-weight: 800; margin: 0 0 16px; color: var(--ck-text);
    padding-bottom: 12px; border-bottom: 1px solid var(--ck-border);
}
.summary-product {
    display: flex; gap: 12px; align-items: center;
    padding-bottom: 14px; border-bottom: 1px dashed var(--ck-border); margin-bottom: 14px;
}
.summary-product img,
.summary-product-placeholder {
    width: 70px; height: 70px; border-radius: var(--ck-radius-sm);
    object-fit: cover; background: var(--ck-bg-alt);
    display: flex; align-items: center; justify-content: center;
    color: var(--ck-muted); flex-shrink: 0;
}
.summary-product-title { font-weight: 700; color: var(--ck-text); font-size: .9rem; line-height: 1.5; }
.summary-product-qty { font-size: .82rem; color: var(--ck-muted); margin-top: 4px; }

.summary-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 0; font-size: .9rem; color: var(--ck-text);
}
.summary-row.total {
    font-size: 1.1rem; font-weight: 800; color: var(--ck-primary-dark);
    padding-top: 12px;
}
.summary-divider { height: 1px; background: var(--ck-border); margin: 8px 0; }
.summary-note {
    background: #fffbeb; border: 1px solid #fde68a; border-radius: var(--ck-radius-sm);
    padding: 12px; font-size: .82rem; color: #92400e;
    line-height: 1.7; margin-top: 18px;
}
.summary-note i { margin-inline-end: 4px; }

/* Success */
.checkout-success { padding-top: 120px; }
.success-box {
    max-width: 560px; margin: 0 auto; background: var(--ck-bg);
    border: 1px solid var(--ck-border); border-radius: var(--ck-radius);
    padding: 48px 32px; text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,.06);
}
.success-icon {
    width: 88px; height: 88px; margin: 0 auto 22px;
    border-radius: 50%; background: var(--ck-primary-soft);
    color: var(--ck-primary); font-size: 3rem;
    display: inline-flex; align-items: center; justify-content: center;
}
.success-box h1 { font-size: 1.5rem; font-weight: 800; margin: 0 0 12px; color: var(--ck-text); }
.success-box > p { color: var(--ck-muted); line-height: 1.8; margin: 0 0 22px; }

.success-summary {
    background: var(--ck-bg-alt); border-radius: var(--ck-radius-sm);
    padding: 16px; margin-bottom: 22px; text-align: start;
}
.success-row {
    display: flex; justify-content: space-between; padding: 8px 0;
    font-size: .9rem; color: var(--ck-text);
}
.success-row + .success-row { border-top: 1px solid var(--ck-border); }
.success-row span:first-child { color: var(--ck-muted); }

.success-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.success-actions .btn { border-radius: var(--ck-radius-sm); font-weight: 700; padding: 10px 20px; }
.success-actions .btn-primary { background: var(--ck-primary); border-color: var(--ck-primary); }

/* Empty */
.checkout-empty {
    max-width: 460px; margin: 40px auto;
    background: var(--ck-bg); border: 1px dashed var(--ck-border);
    border-radius: var(--ck-radius); padding: 48px 24px; text-align: center;
}
.checkout-empty i { font-size: 3rem; color: var(--ck-border); margin-bottom: 14px; display: block; }
.checkout-empty h3 { font-size: 1.2rem; color: var(--ck-text); font-weight: 700; margin: 0 0 8px; }
.checkout-empty p { color: var(--ck-muted); margin: 0 0 20px; }

/* Dark */
[data-theme="dark"] .checkout-page {
    --ck-bg: #1a1d21; --ck-bg-alt: #23272d; --ck-border: #343a40;
    --ck-text: #e9ecef; --ck-muted: #adb5bd;
    --ck-primary-soft: rgba(27,122,78,.18);
}
[data-theme="dark"] .summary-note { background: #3a2e0f; border-color: #7c5b16; color: #fcd34d; }
[data-theme="dark"] .checkout-alert { background: #3f1515; border-color: #7f1d1d; color: #fca5a5; }
[data-theme="dark"] .checkout-fields select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16'%3E%3Cpath fill='%23adb5bd' d='M8 11L3 6h10z'/%3E%3C/svg%3E");
}

@media (max-width: 767.98px) {
    .checkout-fields { grid-template-columns: 1fr; }
    .order-summary { position: static; }
    .checkout-page { padding-top: 88px; }
    .checkout-success { padding-top: 100px; }
}