/* ---------------------------------- */
/* 1. Core Setup & Variables     */
/* ---------------------------------- */

:root {
    --color-background: #f8f9fa;
    --color-card: #ffffff;
    --color-primary: #4a6cf7;
    --color-primary-light: #eef2ff;
    --color-primary-glow: rgba(74, 108, 247, 0.1);
    --color-text-primary: #1e293b;
    --color-text-secondary: #64748b;
    --color-text-light: #94a3b8;
    --color-border: #e2e8f0;
    --color-error: #ef4444;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --border-radius: 12px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    --box-shadow-hover: 0 6px 24px rgba(0, 0, 0, 0.08);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.7; }
}

body {
    background-color: var(--color-background);
    font-family: var(--font-family-sans);
    color: var(--color-text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* ---------------------------------- */
/* 2. Main Layout Container      */
/* ---------------------------------- */

.wexnerd-payment-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

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

@media (min-width: 992px) {
    .payment-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ---------------------------------- */
/* 3. Order Summary (Left Col)   */
/* ---------------------------------- */

.order-summary {
    padding: 2rem;
    background: var(--color-card);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
    animation: fadeInUp 0.6s ease-out forwards;
}

.order-summary:hover {
    box-shadow: var(--box-shadow-hover);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-primary-light);
    display: flex;
    align-items: center;
}

.section-title::before {
    content: '';
    width: 8px;
    height: 20px;
    background: var(--color-primary);
    border-radius: 4px;
    margin-right: 12px;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    border-radius: 8px;
    background: var(--color-primary-light);
}

.product-image {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    background-color: var(--color-border);
    background-size: cover;
    background-position: center;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.cart-item-details {
    flex-grow: 1;
}

.product-name {
    font-weight: 600;
    margin: 0;
    color: var(--color-text-primary);
    font-size: 1.1rem;
}

.product-quantity {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin: 0.25rem 0 0;
    display: flex;
    align-items: center;
}

.product-quantity::before {
    content: '•';
    margin-right: 6px;
    color: var(--color-text-light);
}

.product-price {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--color-text-primary);
}

.price-breakdown {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    margin-top: 1rem;
}

.price-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.price-row.total {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--color-text-primary);
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

/* ---------------------------------- */
/* 4. Payment Details (Right Col)  */
/* ---------------------------------- */

.payment-details {
    padding: 2rem;
    background: var(--color-card);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out forwards;
}

.payment-details:hover {
    box-shadow: var(--box-shadow-hover);
}

.main-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    position: relative;
    padding-bottom: 0.75rem;
}

.main-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 2px;
}

.billing-form {
    display: grid;
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.input-wrapper {
    position: relative;
}

.name-fields-wrapper {
    display: flex;
    gap: 1.25rem;
}

.name-field {
    flex: 1;
}

/* Styling WooCommerce generated fields */
.input-wrapper input,
.input-wrapper select,
.input-wrapper .select2-container .select2-selection--single {
    width: 100%;
    padding: 14px 16px;
    background-color: var(--color-card);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
}

.input-wrapper .select2-container .select2-selection--single {
    height: 55px !important;
    padding: 14px 16px !important;
}

.input-wrapper .select2-selection__arrow {
    height: 53px !important;
}

.input-wrapper input:focus,
.input-wrapper select:focus,
.input-wrapper .select2-container--open .select2-selection--single {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-glow);
}

.input-wrapper label {
    position: absolute;
    top: -10px;
    left: 12px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    background-color: var(--color-card);
    padding: 0 6px;
    z-index: 1;
    font-weight: 500;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--color-text-primary);
    line-height: 25px !important;
}
.select2-container--default.select2-container--open .select2-selection--single .select2-selection__rendered {
    color: var(--color-text-secondary);
}

.payment-selection {
    margin-top: 2.5rem;
    border-top: 1px solid var(--color-border);
    padding-top: 2rem;
}

.payment-subtext {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

#paypal-button-container {
    transition: all 0.3s ease;
    border-radius: 8px;
    overflow: hidden;
}
#paypal-button-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(74, 108, 247, 0.15);
}

/* ---------------------------------- */
/* 5. UX Elements (Loader, Errors) */
/* ---------------------------------- */

#wexnerd-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
    flex-direction: column;
}

.wexnerd-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
}

.processing-text {
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 1.1rem;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.wexnerd-error-message {
    padding: 1rem;
    background-color: rgba(239, 68, 68, 0.08);
    border: 2px solid var(--color-error);
    border-radius: 8px;
    color: var(--color-error);
    text-align: center;
    margin: 1.5rem 0;
    display: block;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    font-weight: 500;
}
.wexnerd-error-message[style*="block"] {
    opacity: 1;
    transform: translateY(0);
}

.wexnerd-error-message.static {
    opacity: 1;
    transform: translateY(0);
}

/* ---------------------------------- */
/* 6. Payment Footer            */
/* ---------------------------------- */

.payment-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--color-card);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    animation: fadeInUp 1s ease-out forwards;
}

.security-assurance {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-success);
    font-weight: 500;
    font-size: 0.95rem;
}

.security-assurance i {
    font-size: 1.2rem;
}

.payment-icons {
    display: flex;
    gap: 1rem;
}

.payment-icons i {
    font-size: 1.8rem;
    color: var(--color-text-secondary);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .payment-footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .name-fields-wrapper {
        flex-direction: column;
        gap: 1.25rem;
    }
}

/* ---------------------------------- */
/* 7. Responsive Design          */
/* ---------------------------------- */

@media (max-width: 768px) {
    .wexnerd-payment-container {
        padding: 0 1rem;
    }
    
    .order-summary,
    .payment-details {
        padding: 1.5rem;
    }
    
    .main-title {
        font-size: 1.8rem;
    }
    
    .billing-form {
        grid-template-columns: 1fr;
    }
}