/* =============================================
   CHECKOUT PAGE STYLES
   ============================================= */

.checkout-steps {
    display: flex;
    align-items: center;
    gap: 12px;
}

.step {
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0.4;
    transition: var(--transition);
}

.step.active {
    opacity: 1;
}

.step.completed {
    opacity: 1;
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    transition: var(--transition);
}

.step.active .step-number {
    background: var(--gradient-primary);
    color: var(--white);
}

.step.completed .step-number {
    background: var(--success);
    color: var(--white);
}

.step-label {
    font-size: 0.85rem;
    font-weight: 500;
}

.step-line {
    width: 40px;
    height: 2px;
    background: var(--gray-200);
}

/* Checkout Main */
.checkout-main {
    padding: 40px 0 80px;
    min-height: calc(100vh - 80px);
    background: var(--gray-100);
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
    align-items: start;
}

/* Checkout Forms */
.checkout-forms {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

.checkout-step-content {
    display: none;
}

.checkout-step-content.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

.checkout-step-content h2 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark);
}

.checkout-step-content h2 i {
    color: var(--primary);
}

.checkout-forms label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
    display: block;
}

/* Shipping Options */
.shipping-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.shipping-option {
    cursor: pointer;
    display: block;
}

.shipping-option input {
    display: none;
}

.shipping-option-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.shipping-option.active .shipping-option-content,
.shipping-option input:checked + .shipping-option-content {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

.shipping-option-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.shipping-option-left i {
    font-size: 1.3rem;
    color: var(--primary);
}

.shipping-option-left strong {
    display: block;
    font-size: 0.95rem;
}

.shipping-option-left span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.shipping-cost {
    font-weight: 700;
    color: var(--primary);
}

/* Payment Options */
.payment-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.payment-option {
    cursor: pointer;
    display: block;
}

.payment-option input {
    display: none;
}

.payment-option-content {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.payment-option.active .payment-option-content,
.payment-option input:checked + .payment-option-content {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

.payment-option-content i {
    font-size: 1.5rem;
    color: var(--primary);
}

.payment-option-content strong {
    display: block;
    font-size: 0.95rem;
}

.payment-option-content span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* Bank Options */
.payment-details {
    margin-top: 20px;
    padding: 20px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
}

.payment-details h3 {
    font-size: 1rem;
    margin-bottom: 14px;
}

.bank-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.bank-option {
    cursor: pointer;
    display: block;
}

.bank-option input {
    display: none;
}

.bank-info {
    padding: 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: var(--white);
    transition: var(--transition);
    text-align: center;
}

.bank-option input:checked + .bank-info {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

.bank-info strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 4px;
    color: var(--primary);
}

.bank-info span {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-700);
}

/* Step Buttons */
.step-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    gap: 16px;
}

/* Order Summary */
.order-summary {
    position: sticky;
    top: 100px;
}

.summary-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.summary-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.summary-items {
    max-height: 300px;
    overflow-y: auto;
}

.summary-item {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

.summary-item-image {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.summary-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.summary-item-info {
    flex: 1;
}

.summary-item-name {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.summary-item-qty {
    font-size: 0.78rem;
    color: var(--gray-500);
}

.summary-item-price {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
}

.summary-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 16px 0;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.summary-row.total {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark);
    margin-top: 10px;
}

.summary-row.total span:last-child {
    color: var(--primary);
}

.promo-code {
    display: flex;
    gap: 8px;
    margin-top: 20px;
}

.promo-code input {
    flex: 1;
    padding: 10px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-family: var(--font-body);
}

.promo-code button {
    padding: 10px 18px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.promo-code button:hover {
    opacity: 0.9;
}

.secure-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    padding: 12px;
    background: rgba(25, 135, 84, 0.08);
    border-radius: var(--radius-sm);
    color: var(--success);
    font-size: 0.82rem;
    font-weight: 500;
}

/* Success Modal */
.success-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 5000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.success-modal.open {
    display: flex;
}

.success-modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    text-align: center;
    max-width: 450px;
    width: 100%;
    animation: fadeInUp 0.5s ease;
}

.success-icon {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 20px;
}

.success-modal-content h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.success-modal-content p {
    color: var(--gray-700);
    margin-bottom: 10px;
}

.order-number-display {
    background: var(--gray-100);
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin: 20px 0;
    display: flex;
    justify-content: center;
    gap: 10px;
    align-items: center;
}

.order-number-display strong {
    color: var(--primary);
    font-size: 1.1rem;
}

.success-note {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.success-actions {
    margin-top: 24px;
}

/* Responsive */
@media (max-width: 768px) {
    .checkout-grid { grid-template-columns: 1fr; }
    .checkout-steps { display: none; }
    .checkout-forms { padding: 24px; }
    .bank-options { grid-template-columns: 1fr; }
    .step-buttons { flex-direction: column; }
    .order-summary { position: static; }
}