/**
 * Unstoppable Product Alerts - Frontend Styles
 *
 * @package Unstoppable_Stock_Alerts
 * @version 1.0.0
 */

/* ==========================================================================
   Product Alert Form Container
   ========================================================================== */

.ussa-stock-alert-form {
    margin: 20px 0;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #dee2e6;
    border-radius: 8px;
    clear: both;
}

.ussa-stock-alert-form.ussa-already-subscribed {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-color: #28a745;
}

/* ==========================================================================
   Form Title
   ========================================================================== */

.ussa-form-title {
    margin: 0 0 15px;
    padding: 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
}

/* ==========================================================================
   Already Subscribed State
   ========================================================================== */

.ussa-subscribed-message {
    text-align: center;
}

.ussa-icon-check {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    background: #28a745;
    color: #fff;
    font-size: 20px;
    border-radius: 50%;
    margin-bottom: 10px;
}

.ussa-subscribed-message p {
    margin: 0 0 15px;
    color: #155724;
    font-size: 14px;
}

.ussa-unsubscribe-btn {
    font-size: 12px !important;
    padding: 6px 12px !important;
    background: transparent !important;
    color: #666 !important;
    border: 1px solid #ccc !important;
}

.ussa-unsubscribe-btn:hover {
    background: #dc3545 !important;
    color: #fff !important;
    border-color: #dc3545 !important;
}

/* ==========================================================================
   Login Required State
   ========================================================================== */

.ussa-login-required {
    text-align: center;
}

.ussa-login-required p {
    margin: 0;
    color: #666;
}

.ussa-login-required a {
    color: #7f54b3;
    font-weight: 600;
}

/* ==========================================================================
   Subscribe Form
   ========================================================================== */

.ussa-subscribe-form {
    margin: 0;
}

.ussa-form-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.ussa-email-input {
    flex: 1;
    min-width: 200px;
    padding: 12px 15px !important;
    font-size: 14px !important;
    border: 1px solid #ced4da !important;
    border-radius: 4px !important;
    background: #fff !important;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.ussa-email-input:focus {
    border-color: #7f54b3 !important;
    box-shadow: 0 0 0 3px rgba(127, 84, 179, 0.15) !important;
    outline: none !important;
}

.ussa-email-input[readonly] {
    background: #f8f9fa !important;
    color: #6c757d;
}

.ussa-email-input.ussa-error {
    border-color: #dc3545 !important;
}

.ussa-submit-btn {
    padding: 12px 25px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    white-space: nowrap;
    min-width: 140px;
    text-align: center;
    transition: all 0.2s ease;
}

.ussa-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.ussa-submit-btn .ussa-btn-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================================================
   Loading Spinner
   ========================================================================== */

.ussa-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: ussa-spin 0.8s linear infinite;
}

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

/* ==========================================================================
   Form Messages
   ========================================================================== */

.ussa-form-messages {
    margin-top: 15px;
}

.ussa-message {
    padding: 12px 15px;
    border-radius: 4px;
    font-size: 14px;
    line-height: 1.5;
}

.ussa-message-success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.ussa-message-error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

/* ==========================================================================
   Subscriber Count
   ========================================================================== */

.ussa-subscriber-count {
    margin: 15px 0 0;
    padding: 8px 12px;
    background: rgba(127, 84, 179, 0.1);
    border-radius: 4px;
    font-size: 12px;
    color: #666;
    text-align: center;
}

/* ==========================================================================
   Variation Product Handling
   ========================================================================== */

.variations_form .ussa-stock-alert-form {
    display: none;
    margin-top: 15px;
}

.variations_form .ussa-stock-alert-form.ussa-visible {
    display: block;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media screen and (max-width: 600px) {
    .ussa-stock-alert-form {
        padding: 15px;
    }
    
    .ussa-form-row {
        flex-direction: column;
    }
    
    .ussa-email-input {
        width: 100%;
        min-width: auto;
    }
    
    .ussa-submit-btn {
        width: 100%;
    }
}

/* ==========================================================================
   Dark Mode Support
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .ussa-stock-alert-form {
        background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
        border-color: #4a5568;
    }
    
    .ussa-form-title {
        color: #e2e8f0;
    }
    
    .ussa-email-input {
        background: #2d3748 !important;
        border-color: #4a5568 !important;
        color: #e2e8f0 !important;
    }
    
    .ussa-email-input::placeholder {
        color: #718096;
    }
    
    .ussa-subscriber-count {
        background: rgba(127, 84, 179, 0.2);
        color: #a0aec0;
    }
}

/* ==========================================================================
   Animation for Form Appearance
   ========================================================================== */

.ussa-stock-alert-form {
    animation: ussa-fade-in 0.3s ease-out;
}

@keyframes ussa-fade-in {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Success state animation */
.ussa-message-success {
    animation: ussa-success-pulse 0.5s ease-out;
}

@keyframes ussa-success-pulse {
    0% {
        transform: scale(0.95);
        opacity: 0;
    }
    50% {
        transform: scale(1.02);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}