/**
 * Unstoppable COD Order Forms - Frontend Styles
 *
 * @package Unstoppable_COD_Forms
 * @version 1.0.0
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
.ucof-form-wrapper {
    --ucof-primary: #2271b1;
    --ucof-primary-hover: #135e96;
    --ucof-success: #00a32a;
    --ucof-success-bg: #edfaef;
    --ucof-error: #d63638;
    --ucof-error-bg: #fcf0f1;
    --ucof-warning: #dba617;
    --ucof-text: #1d2327;
    --ucof-text-light: #646970;
    --ucof-border: #c3c4c7;
    --ucof-border-light: #e2e4e7;
    --ucof-bg: #ffffff;
    --ucof-bg-light: #f6f7f7;
    --ucof-radius: 8px;
    --ucof-radius-sm: 4px;
    --ucof-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --ucof-shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
    --ucof-transition: 0.2s ease;
}

/* ==========================================================================
   Base Form Wrapper
   ========================================================================== */
.ucof-form-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    font-size: 15px;
    line-height: 1.5;
    color: var(--ucof-text);
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.ucof-form-wrapper *,
.ucof-form-wrapper *::before,
.ucof-form-wrapper *::after {
    box-sizing: border-box;
}

/* ==========================================================================
   Sections
   ========================================================================== */
.ucof-section {
    background: var(--ucof-bg);
    border: 1px solid var(--ucof-border-light);
    border-radius: var(--ucof-radius);
    padding: 24px;
    margin-bottom: 20px;
}

.ucof-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--ucof-border-light);
}

.ucof-step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--ucof-primary);
    color: white;
    font-weight: 600;
    font-size: 14px;
    border-radius: 50%;
    flex-shrink: 0;
}

.ucof-section-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--ucof-text);
}

/* ==========================================================================
   Loading State
   ========================================================================== */
.ucof-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 40px 20px;
    color: var(--ucof-text-light);
}

.ucof-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--ucof-border);
    border-top-color: var(--ucof-primary);
    border-radius: 50%;
    animation: ucof-spin 0.8s linear infinite;
}

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

/* ==========================================================================
   Products Grid
   ========================================================================== */
.ucof-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.ucof-products-grid[data-show-images="false"] {
    grid-template-columns: 1fr;
}

.ucof-product-card {
    display: flex;
    flex-direction: column;
    background: var(--ucof-bg-light);
    border: 2px solid transparent;
    border-radius: var(--ucof-radius);
    padding: 16px;
    cursor: pointer;
    transition: all var(--ucof-transition);
}

.ucof-product-card:hover {
    border-color: var(--ucof-primary);
    box-shadow: var(--ucof-shadow);
}

.ucof-product-card.selected {
    border-color: var(--ucof-primary);
    background: rgba(34, 113, 177, 0.05);
}

.ucof-product-card.out-of-stock {
    opacity: 0.6;
    cursor: not-allowed;
}

.ucof-product-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--ucof-radius-sm);
    margin-bottom: 12px;
    background: var(--ucof-bg);
}

.ucof-product-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
    color: var(--ucof-text);
}

.ucof-product-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--ucof-primary);
    margin-bottom: 12px;
}

.ucof-product-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
}

.ucof-quantity-control {
    display: flex;
    align-items: center;
    border: 1px solid var(--ucof-border);
    border-radius: var(--ucof-radius-sm);
    overflow: hidden;
}

.ucof-qty-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--ucof-bg-light);
    cursor: pointer;
    font-size: 16px;
    color: var(--ucof-text);
    transition: background var(--ucof-transition);
}

.ucof-qty-btn:hover {
    background: var(--ucof-border-light);
}

.ucof-qty-input {
    width: 40px;
    height: 32px;
    border: none;
    border-left: 1px solid var(--ucof-border);
    border-right: 1px solid var(--ucof-border);
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    -moz-appearance: textfield;
}

.ucof-qty-input::-webkit-outer-spin-button,
.ucof-qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.ucof-add-btn {
    flex: 1;
    height: 36px;
    border: none;
    background: var(--ucof-primary);
    color: white;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--ucof-radius-sm);
    cursor: pointer;
    transition: background var(--ucof-transition);
}

.ucof-add-btn:hover {
    background: var(--ucof-primary-hover);
}

.ucof-product-card.selected .ucof-add-btn {
    background: var(--ucof-success);
}

.ucof-out-of-stock-badge {
    display: inline-block;
    padding: 4px 8px;
    background: var(--ucof-error-bg);
    color: var(--ucof-error);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--ucof-radius-sm);
}

/* List view (no images) */
.ucof-products-grid[data-show-images="false"] .ucof-product-card {
    flex-direction: row;
    align-items: center;
    padding: 12px 16px;
}

.ucof-products-grid[data-show-images="false"] .ucof-product-image {
    display: none;
}

.ucof-products-grid[data-show-images="false"] .ucof-product-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 16px;
}

.ucof-products-grid[data-show-images="false"] .ucof-product-name {
    margin-bottom: 0;
}

.ucof-products-grid[data-show-images="false"] .ucof-product-price {
    margin-bottom: 0;
}

.ucof-products-grid[data-show-images="false"] .ucof-product-actions {
    margin-top: 0;
    flex-shrink: 0;
}

/* ==========================================================================
   Cart Section
   ========================================================================== */
.ucof-cart-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ucof-cart-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ucof-cart-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--ucof-bg-light);
    border-radius: var(--ucof-radius-sm);
}

.ucof-cart-item-image {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--ucof-radius-sm);
    background: var(--ucof-bg);
}

.ucof-cart-item-info {
    flex: 1;
    min-width: 0;
}

.ucof-cart-item-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ucof-cart-item-meta {
    font-size: 13px;
    color: var(--ucof-text-light);
}

.ucof-cart-item-total {
    font-weight: 700;
    font-size: 15px;
    color: var(--ucof-primary);
}

.ucof-cart-item-remove {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--ucof-text-light);
    cursor: pointer;
    border-radius: 50%;
    transition: all var(--ucof-transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ucof-cart-item-remove:hover {
    background: var(--ucof-error-bg);
    color: var(--ucof-error);
}

/* Cart Summary */
.ucof-cart-summary {
    border-top: 1px solid var(--ucof-border-light);
    padding-top: 16px;
}

.ucof-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.ucof-summary-row .ucof-label {
    color: var(--ucof-text-light);
    font-size: 14px;
}

.ucof-summary-row .ucof-value {
    font-weight: 600;
    font-size: 15px;
}

.ucof-summary-row.ucof-total {
    border-top: 2px solid var(--ucof-border-light);
    margin-top: 8px;
    padding-top: 16px;
}

.ucof-summary-row.ucof-total .ucof-label {
    font-size: 16px;
    font-weight: 600;
    color: var(--ucof-text);
}

.ucof-summary-row.ucof-total .ucof-value {
    font-size: 20px;
    color: var(--ucof-primary);
}

.ucof-delivery-pending {
    font-size: 12px;
    font-weight: 400;
    color: var(--ucof-text-light);
    font-style: italic;
}

.ucof-free-delivery {
    color: var(--ucof-success) !important;
}

/* ==========================================================================
   Form Fields
   ========================================================================== */
.ucof-fields-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.ucof-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ucof-field-full {
    grid-column: 1 / -1;
}

.ucof-field-half {
    grid-column: span 1;
}

.ucof-field label {
    font-size: 14px;
    font-weight: 600;
    color: var(--ucof-text);
}

.ucof-required {
    color: var(--ucof-error);
}

.ucof-optional {
    font-weight: 400;
    color: var(--ucof-text-light);
    font-size: 12px;
}

.ucof-field input[type="text"],
.ucof-field input[type="tel"],
.ucof-field input[type="email"],
.ucof-field select,
.ucof-field textarea {
    width: 100%;
    padding: 10px 14px;
    font-size: 15px;
    border: 1px solid var(--ucof-border);
    border-radius: var(--ucof-radius-sm);
    background: var(--ucof-bg);
    color: var(--ucof-text);
    transition: border-color var(--ucof-transition), box-shadow var(--ucof-transition);
}

.ucof-field input:focus,
.ucof-field select:focus,
.ucof-field textarea:focus {
    outline: none;
    border-color: var(--ucof-primary);
    box-shadow: 0 0 0 2px rgba(34, 113, 177, 0.15);
}

.ucof-field input.error,
.ucof-field select.error,
.ucof-field textarea.error {
    border-color: var(--ucof-error);
}

.ucof-field textarea {
    resize: vertical;
    min-height: 80px;
}

.ucof-field 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 12 12'%3E%3Cpath fill='%23646970' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.ucof-field-error {
    font-size: 12px;
    color: var(--ucof-error);
    display: none;
}

.ucof-field.has-error .ucof-field-error {
    display: block;
}

/* ==========================================================================
   Submit Section
   ========================================================================== */
.ucof-submit-section {
    text-align: center;
}

.ucof-form-messages {
    margin-bottom: 16px;
    padding: 12px 16px;
    border-radius: var(--ucof-radius-sm);
    display: none;
}

.ucof-form-messages.error {
    display: block;
    background: var(--ucof-error-bg);
    color: var(--ucof-error);
    border: 1px solid var(--ucof-error);
}

.ucof-form-messages.success {
    display: block;
    background: var(--ucof-success-bg);
    color: var(--ucof-success);
    border: 1px solid var(--ucof-success);
}

.ucof-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 200px;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: var(--ucof-primary);
    border: none;
    border-radius: var(--ucof-radius);
    cursor: pointer;
    transition: all var(--ucof-transition);
}

.ucof-submit-btn:hover:not(:disabled) {
    background: var(--ucof-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--ucof-shadow-lg);
}

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

.ucof-submit-btn.loading .ucof-btn-text {
    display: none;
}

.ucof-submit-btn.loading .ucof-btn-loading {
    display: flex !important;
    align-items: center;
    gap: 8px;
}

.ucof-submit-btn .ucof-spinner {
    border-color: rgba(255, 255, 255, 0.3);
    border-top-color: white;
}

.ucof-payment-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
    font-size: 13px;
    color: var(--ucof-text-light);
}

.ucof-cod-icon {
    font-size: 18px;
}

/* ==========================================================================
   Success State
   ========================================================================== */
.ucof-success-state {
    text-align: center;
    padding: 48px 24px;
    background: var(--ucof-bg);
    border: 1px solid var(--ucof-border-light);
    border-radius: var(--ucof-radius);
}

.ucof-success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--ucof-success-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ucof-success-icon svg {
    width: 40px;
    height: 40px;
    color: var(--ucof-success);
}

.ucof-success-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 12px;
    color: var(--ucof-text);
}

.ucof-success-message {
    font-size: 15px;
    color: var(--ucof-text-light);
    margin: 0 0 24px;
}

.ucof-order-reference {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--ucof-bg-light);
    border-radius: var(--ucof-radius);
    margin-bottom: 16px;
}

.ucof-order-reference .ucof-label {
    font-size: 14px;
    color: var(--ucof-text-light);
}

.ucof-ref-number {
    font-size: 18px;
    font-weight: 700;
    color: var(--ucof-primary);
}

.ucof-success-note {
    font-size: 14px;
    color: var(--ucof-text-light);
    margin: 0;
}

/* ==========================================================================
   Error State
   ========================================================================== */
.ucof-error {
    padding: 20px;
    background: var(--ucof-error-bg);
    color: var(--ucof-error);
    border-radius: var(--ucof-radius);
    text-align: center;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 600px) {
    .ucof-form-wrapper {
        padding: 12px;
    }

    .ucof-section {
        padding: 16px;
    }

    .ucof-section-header h3 {
        font-size: 16px;
    }

    .ucof-products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .ucof-products-grid[data-show-images="false"] {
        grid-template-columns: 1fr;
    }

    .ucof-product-card {
        padding: 12px;
    }

    .ucof-fields-grid {
        grid-template-columns: 1fr;
    }

    .ucof-field-half {
        grid-column: 1;
    }

    .ucof-submit-btn {
        width: 100%;
    }

    .ucof-cart-item {
        flex-wrap: wrap;
    }

    .ucof-cart-item-info {
        flex-basis: calc(100% - 90px);
    }

    .ucof-cart-item-total {
        order: 3;
        flex-basis: 100%;
        text-align: right;
        padding-top: 8px;
    }
}

@media (max-width: 400px) {
    .ucof-products-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   RTL Support
   ========================================================================== */
[dir="rtl"] .ucof-form-wrapper {
    text-align: right;
}

[dir="rtl"] .ucof-field select {
    background-position: left 12px center;
    padding-left: 36px;
    padding-right: 14px;
}

[dir="rtl"] .ucof-section-header {
    flex-direction: row-reverse;
}

[dir="rtl"] .ucof-cart-item {
    flex-direction: row-reverse;
}

[dir="rtl"] .ucof-summary-row {
    flex-direction: row-reverse;
}