/* Checkout Page Styles */
.checkout-page {
    background: var(--gradient-dark);
    min-height: 100vh;
    padding: 40px 0;
}

.checkout-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    color: var(--gray);
    text-decoration: none;
    font-size: 16px;
    margin-bottom: 40px;
    transition: color 0.3s ease;
}

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

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

/* Order Summary */
.order-summary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 24px;
    padding: 40px;
    position: sticky;
    top: 40px;
}

.order-summary h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 32px;
}

.summary-item {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.summary-item:last-of-type {
    border-bottom: 2px solid rgba(16, 185, 129, 0.3);
}

.summary-item span:first-child {
    display: block;
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 8px;
}

.summary-item span:last-child {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
}

.includes-list {
    list-style: none;
    padding: 0;
    margin: 8px 0 0 0;
}

.includes-list li {
    font-size: 16px;
    color: var(--white);
    margin-bottom: 8px;
    font-weight: 400;
}

.summary-total {
    padding: 24px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.summary-total span:first-child {
    font-size: 18px;
    color: var(--gray);
}

.total-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
}

/* Checkout Form */
.checkout-form-container {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 24px;
    padding: 40px;
}

.checkout-form-container h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 16px;
    color: var(--gray);
    margin-bottom: 32px;
}

.checkout-form {
    margin-bottom: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 16px;
    font-size: 16px;
    color: var(--white);
    font-family: var(--font-primary);
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.4);
}

.form-group input::placeholder {
    color: var(--gray);
}

.form-group small {
    display: block;
    font-size: 14px;
    color: var(--gray);
    margin-top: 8px;
}

.submit-button {
    width: 100%;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 20px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    transition: all 0.3s ease;
}

.submit-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.4);
}

.submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-terms {
    text-align: center;
    font-size: 14px;
    color: var(--gray);
    margin-top: 16px;
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 16px;
    border-radius: 12px;
    margin-top: 16px;
    font-size: 14px;
}

/* Checkout Guarantees */
.checkout-guarantees {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.guarantee-item {
    display: flex;
    gap: 16px;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    padding: 20px;
    border-radius: 16px;
}

.guarantee-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.guarantee-item strong {
    display: block;
    font-size: 14px;
    color: var(--white);
    margin-bottom: 4px;
}

.guarantee-item p {
    font-size: 12px;
    color: var(--gray);
    margin: 0;
}

/* Responsive */
@media (max-width: 968px) {
    .checkout-content {
        grid-template-columns: 1fr;
    }
    
    .order-summary {
        position: static;
    }
    
    .checkout-guarantees {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .checkout-container {
        padding: 0 16px;
    }
    
    .checkout-form-container,
    .order-summary {
        padding: 24px;
    }
    
    .total-value {
        font-size: 28px;
    }
}