/**
 * Back In Stock Notifications - Frontend Styles
 * 
 * Uses Swift Commerce-frontend.css design system tokens.
 * Requires: Swift Commerce-frontend.css to be loaded as a dependency.
 * 
 * @package Swift Commerce
 * @since 1.0.0
 */

/* ==========================================================================
   CSS Reset - Theme Isolation
   ========================================================================== */

.swift-commerce-stock-notify,
.swift-commerce-stock-notify *,
.swift-commerce-stock-notify *::before,
.swift-commerce-stock-notify *::after {
    box-sizing: border-box !important;
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
}

/* ==========================================================================
   1. Main Container
   ========================================================================== */

.swift-commerce-stock-notify {
    display: block;
    background-color: var(--bis-bg, var(--sc-gray-100));
    border-radius: var(--bis-radius, var(--sc-radius-lg));
    padding: var(--sc-space-5);
    margin: var(--sc-space-4) 0;
    border: 1px solid var(--sc-border);
    font-size: 14px !important;
    line-height: 1.5 !important;
}

/* ==========================================================================
   2. Inline Layout
   ========================================================================== */

.swift-commerce-stock-notify-inline {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: var(--sc-space-4);
}

.swift-commerce-stock-notify-inline .swift-commerce-stock-notify-content {
    flex: 1;
}

/* ==========================================================================
   3. Stacked Layout
   ========================================================================== */

.swift-commerce-stock-notify-stacked {
    text-align: center;
}

.swift-commerce-stock-notify-stacked .swift-commerce-stock-notify-icon {
    margin-bottom: var(--sc-space-3);
}

.swift-commerce-stock-notify-stacked .swift-commerce-stock-notify-field {
    flex-direction: column;
}

.swift-commerce-stock-notify-stacked .swift-commerce-stock-notify-field input,
.swift-commerce-stock-notify-stacked .swift-commerce-stock-notify-btn {
    width: 100%;
}

/* ==========================================================================
   4. Icon
   ========================================================================== */

.swift-commerce-stock-notify-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background-color: var(--bis-primary, var(--sc-primary));
    border-radius: var(--sc-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.swift-commerce-stock-notify-icon svg {
    width: 20px;
    height: 20px;
    color: var(--sc-white);
}

/* ==========================================================================
   5. Title
   ========================================================================== */

.swift-commerce-stock-notify-title {
    font-size: var(--sc-text-base);
    font-weight: var(--sc-font-semibold);
    color: var(--bis-text, var(--sc-foreground));
    margin: 0 0 var(--sc-space-3);
    padding: 0;
}

/* ==========================================================================
   6. Form
   ========================================================================== */

.swift-commerce-stock-notify-form {
    margin: 0;
    padding: 0;
}

.swift-commerce-stock-notify-field {
    display: flex;
    flex-direction: row;
    gap: var(--sc-space-2);
}

.swift-commerce-stock-notify-field input[type="email"] {
    flex: 1;
    min-width: 0;
    padding: var(--sc-space-2-5) var(--sc-space-3-5);
    font-size: var(--sc-text-sm);
    line-height: var(--sc-leading-normal);
    color: var(--sc-foreground);
    background-color: var(--sc-background);
    border: 1px solid var(--sc-gray-300);
    border-radius: var(--sc-radius-md);
    outline: none;
    transition: border-color var(--sc-transition-normal), box-shadow var(--sc-transition-normal);
}

.swift-commerce-stock-notify-field input[type="email"]:focus {
    border-color: var(--bis-primary, var(--sc-primary));
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--bis-primary, var(--sc-primary)) 20%, transparent);
}

.swift-commerce-stock-notify-field input[type="email"]::placeholder {
    color: var(--sc-muted-foreground);
}

/* ==========================================================================
   7. Button
   ========================================================================== */

.swift-commerce-stock-notify-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--sc-space-2-5) var(--sc-space-5);
    font-size: var(--sc-text-sm);
    font-weight: var(--sc-font-medium);
    line-height: var(--sc-leading-normal);
    white-space: nowrap;
    border-radius: var(--bis-radius, var(--sc-radius-md));
    cursor: pointer;
    transition: all var(--sc-transition-normal);
    border: 2px solid var(--bis-primary, var(--sc-primary));
}

.swift-commerce-stock-notify-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Filled Button */
.swift-commerce-stock-notify-btn-filled {
    background-color: var(--bis-primary, var(--sc-primary));
    color: var(--sc-white);
}

.swift-commerce-stock-notify-btn-filled:hover:not(:disabled) {
    background-color: color-mix(in srgb, var(--bis-primary, var(--sc-primary)) 85%, black);
    border-color: color-mix(in srgb, var(--bis-primary, var(--sc-primary)) 85%, black);
}

/* Outlined Button */
.swift-commerce-stock-notify-btn-outlined {
    background-color: transparent;
    color: var(--bis-primary, var(--sc-primary));
}

.swift-commerce-stock-notify-btn-outlined:hover:not(:disabled) {
    background-color: var(--bis-primary, var(--sc-primary));
    color: var(--sc-white);
}

/* Loading State */
.swift-commerce-stock-notify-btn.loading {
    pointer-events: none;
    position: relative;
}

.swift-commerce-stock-notify-btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: var(--sc-radius-full);
    animation: synk-spin 0.6s linear infinite;
}

/* ==========================================================================
   8. Message
   ========================================================================== */

.swift-commerce-stock-notify-message {
    margin-top: var(--sc-space-3);
    padding: var(--sc-space-2-5) var(--sc-space-3-5);
    font-size: var(--sc-text-sm);
    border-radius: var(--sc-radius-md);
}

.swift-commerce-stock-notify-message.success {
    background-color: var(--sc-success-100);
    color: var(--sc-success-700);
    border: 1px solid var(--sc-success-100);
}

.swift-commerce-stock-notify-message.error {
    background-color: var(--sc-error-100);
    color: var(--sc-error-700);
    border: 1px solid var(--sc-error-100);
}

.swift-commerce-stock-notify-message.info {
    background-color: var(--sc-info-100);
    color: var(--sc-info-700);
    border: 1px solid var(--sc-info-100);
}

/* ==========================================================================
   10. Mini Form (for shop loop)
   ========================================================================== */

.swift-commerce-stock-notify-mini {
    margin-top: var(--sc-space-2);
}

.swift-commerce-stock-notify-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--sc-space-1-5);
    padding: var(--sc-space-2) var(--sc-space-3-5);
    font-size: var(--sc-text-sm);
    font-weight: var(--sc-font-medium);
    color: var(--bis-primary, var(--sc-primary));
    background-color: transparent;
    border: 1px solid var(--bis-primary, var(--sc-primary));
    border-radius: var(--sc-radius);
    cursor: pointer;
    transition: all var(--sc-transition-normal);
}

.swift-commerce-stock-notify-trigger:hover {
    background-color: var(--bis-primary, var(--sc-primary));
    color: var(--sc-white);
}

.swift-commerce-stock-notify-trigger::before {
    content: '';
    width: 14px;
    height: 14px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 8a6 6 0 0 1 12 0c0 7 3 9 3 9H3s3-2 3-9'/%3E%3Cpath d='M10.3 21a1.94 1.94 0 0 0 3.4 0'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
}

/* ==========================================================================
   11. Modal for mini form
   ========================================================================== */

.swift-commerce-stock-notify-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--sc-z-modal);
    background-color: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
    padding: var(--sc-space-5);
}

.swift-commerce-stock-notify-modal.active {
    display: flex;
}

.swift-commerce-stock-notify-modal-content {
    background-color: var(--sc-background);
    border-radius: var(--sc-radius-xl);
    padding: var(--sc-space-6);
    max-width: 400px;
    width: 100%;
    box-shadow: var(--sc-shadow-xl);
}

.swift-commerce-stock-notify-modal-close {
    position: absolute;
    top: var(--sc-space-4);
    right: var(--sc-space-4);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--sc-muted);
    font-size: var(--sc-text-2xl);
    line-height: 1;
}

.swift-commerce-stock-notify-modal-close:hover {
    color: var(--sc-foreground);
}

/* ==========================================================================
   12. Variable Product Support
   ========================================================================== */

.swift-commerce-stock-notify[data-variation-id="0"].swift-commerce-stock-notify-variable {
    display: none;
}

.swift-commerce-stock-notify-variable.swift-commerce-stock-notify-show {
    display: block;
}

/* ==========================================================================
   13. Responsive
   ========================================================================== */

@media (max-width: 480px) {
    .swift-commerce-stock-notify-inline {
        flex-direction: column;
    }
    
    .swift-commerce-stock-notify-inline .swift-commerce-stock-notify-icon {
        margin-bottom: var(--sc-space-3);
    }
    
    .swift-commerce-stock-notify-field {
        flex-direction: column;
    }
    
    .swift-commerce-stock-notify-field input,
    .swift-commerce-stock-notify-btn {
        width: 100%;
    }
}