/**
 * FB Message Now - Frontend Styles with Scroll Animation
 * Version: 3.0.1
 */

/* Base message button styles */
.fbmn-message-button {
    position: fixed;
    z-index: 9999;
    display: inline-block;
    padding: 12px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: normal;
    font-size: 20px;
    line-height: 1.2;
    text-align: center;
    cursor: pointer;
    /* Split transitions for better control */
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                border-radius 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: none;
    white-space: nowrap;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    overflow: hidden;
    /* Responsive min-width will be set in media queries */
    box-sizing: border-box;
}

/* Text and icon styles */
.fbmn-button-text {
    display: inline-block;
    transition: opacity 0.25s ease, transform 0.25s ease;
    opacity: 1;
    transform: translateX(0);
}

.fbmn-button-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
    transition: opacity 0.25s ease, transform 0.25s ease;
    font-size: 16px; /* Default desktop size */
    line-height: 1;
}

/* Scrolled state - transforms button into circle with icon */
.fbmn-message-button.scrolled {
    border-radius: 50%;
    /* Padding will be handled by responsive media queries */
}

/* Hide text and show icon when scrolled */
.fbmn-message-button.scrolled .fbmn-button-text {
    opacity: 0;
    transform: translateX(-20px);
    transition-delay: 0s;
}

.fbmn-message-button.scrolled .fbmn-button-icon {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    transition-delay: 0.25s;
}

/* Reverse delays when not scrolled for smooth reopening */
.fbmn-message-button:not(.scrolled) .fbmn-button-text {
    transition-delay: 0.25s;
}

.fbmn-message-button:not(.scrolled) .fbmn-button-icon {
    transition-delay: 0s;
}

/* Smooth transitions work both ways with single declaration */

/* Hover and focus states */
.fbmn-message-button:hover,
.fbmn-message-button:focus {
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    outline: none;
}

/* Hover state for non-scrolled button */
.fbmn-message-button:not(.scrolled):hover {
    transform: translateY(-2px);
}

/* Hover state for scrolled button */
.fbmn-message-button.scrolled:hover {
    transform: scale(1.1);
}

/* Active state */
.fbmn-message-button:active {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.fbmn-message-button:not(.scrolled):active {
    transform: translateY(0);
}

.fbmn-message-button.scrolled:active {
    transform: scale(1);
}

/* Focus state */
.fbmn-message-button:focus {
    outline: 2px solid #005a87;
    outline-offset: 2px;
}

/* Device visibility logic */
/* Hide button by default on all devices */
.fbmn-message-button {
    display: none;
}

/* Desktop visibility (≥992px) - Show if has desktop class */
@media (min-width: 992px) {
    .fbmn-message-button.fbmn-show-desktop {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        padding: 12px 20px;
        /* Set explicit width for smooth transition */
        width: auto;
        min-width: 48px;
        min-height: 48px;
    }
    
    .fbmn-message-button.fbmn-show-desktop.scrolled {
        padding: 12px !important;
        width: 48px !important;
        height: 48px !important;
    }
}

/* Tablet visibility (768px-991px) - Show if has tablet class */
@media (min-width: 768px) and (max-width: 991px) {
    .fbmn-message-button.fbmn-show-tablet {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        padding: 10px 18px;
        /* Set explicit width for smooth transition */
        width: auto;
        min-width: 42px;
        min-height: 42px;
    }
    
    .fbmn-message-button.fbmn-show-tablet.scrolled {
        /* Perfect circle: equal padding on all sides */
        padding: 11px !important;
        width: 42px !important;
        height: 42px !important;
    }
    
    /* Tablet icon size */
    .fbmn-message-button.fbmn-show-tablet .fbmn-button-icon {
        font-size: 14px;
    }
}

/* Mobile visibility (<768px) - Show if has mobile class */
@media (max-width: 767px) {
    .fbmn-message-button.fbmn-show-mobile {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 16px;
        padding: 8px 14px;
        /* Set explicit width for smooth transition */
        width: auto;
        min-width: 40px;
        min-height: 40px;
    }
    
    .fbmn-message-button.fbmn-show-mobile.scrolled {
        /* Perfect circle: equal padding on all sides */
        padding: 10px !important;
        width: 40px !important;
        height: 40px !important;
    }
    
    /* Mobile icon size */
    .fbmn-message-button.fbmn-show-mobile .fbmn-button-icon {
        font-size: 12px;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .fbmn-message-button {
        border: 2px solid currentColor;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .fbmn-message-button {
        transition: none;
    }
    
    .fbmn-button-text,
    .fbmn-button-icon {
        transition: none;
    }
    
    .fbmn-message-button:hover,
    .fbmn-message-button:focus {
        transform: none;
    }
}

/* Print styles - hide button when printing */
@media print {
    .fbmn-message-button {
        display: none !important;
    }
}

/* Modal Overlay */
.fbmn-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
    box-sizing: border-box;
}

.fbmn-modal-overlay.fbmn-modal-show {
    display: flex !important;
    opacity: 1;
}

/* Modal Content */
.fbmn-modal-content {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    position: relative;
}

.fbmn-modal-overlay.fbmn-modal-show .fbmn-modal-content {
    transform: scale(1);
}

/* Modal Header */
.fbmn-modal-header {
    padding: 20px 20px 10px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.fbmn-modal-title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

.fbmn-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    border-radius: 50%;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.fbmn-modal-close:hover {
    background-color: #f5f5f5;
    color: #333;
}

/* Form Styles */
.fbmn-message-form {
    padding: 20px;
}

.fbmn-form-group {
    margin-bottom: 20px;
}

.fbmn-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.fbmn-required {
    color: #e74c3c;
}

.fbmn-input,
.fbmn-textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e1e5e9;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

/* High specificity rules to override theme styles */
.fbmn-modal-overlay .fbmn-modal-content .fbmn-input,
.fbmn-modal-overlay .fbmn-modal-content .fbmn-textarea,
.fbmn-modal-overlay .fbmn-modal-content input.fbmn-input,
.fbmn-modal-overlay .fbmn-modal-content textarea.fbmn-textarea,
#fbmn-message-modal .fbmn-input,
#fbmn-message-modal .fbmn-textarea,
#fbmn-message-modal input[type="text"].fbmn-input,
#fbmn-message-modal input[type="email"].fbmn-input,
#fbmn-message-modal input[type="tel"].fbmn-input,
#fbmn-message-modal textarea.fbmn-textarea {
    padding: 12px !important;
    box-sizing: border-box !important;
    width: 100% !important;
    margin: 0 !important;
}

.fbmn-input:focus,
.fbmn-textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* High specificity for focus states */
.fbmn-modal-overlay .fbmn-modal-content .fbmn-input:focus,
.fbmn-modal-overlay .fbmn-modal-content .fbmn-textarea:focus,
#fbmn-message-modal .fbmn-input:focus,
#fbmn-message-modal .fbmn-textarea:focus {
    padding: 12px !important;
    outline: none !important;
    border-color: #3498db !important;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1) !important;
}

.fbmn-textarea {
    resize: vertical;
    min-height: 100px;
}

.fbmn-error-message {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

.fbmn-error-message.show {
    display: block;
}

.fbmn-form-actions {
    margin-top: 20px;
}

.fbmn-submit-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.fbmn-submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.fbmn-submit-btn:active {
    transform: translateY(0);
}

.fbmn-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.fbmn-success-message {
    padding: 15px;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    border-radius: 6px;
    margin-top: 15px;
}

.fbmn-form-credit {
    text-align: center;
    font-size: 12px;
    color: #666;
    margin-top: 15px;
}

.fbmn-form-credit a {
    color: #3498db;
    text-decoration: none;
}

.fbmn-form-credit a:hover {
    text-decoration: underline;
}

/* Mobile Optimizations */
@media (max-width: 767px) {
    .fbmn-modal-content {
        margin: 10px;
        max-width: none;
        border-radius: 8px;
    }
    
    .fbmn-modal-header {
        padding: 15px 15px 10px;
    }
    
    .fbmn-modal-title {
        font-size: 18px;
    }
    
    .fbmn-message-form {
        padding: 15px;
    }
    
    .fbmn-form-group {
        margin-bottom: 15px;
    }
}