/* ===================================
   Enhanced Real Estate AI Assistant CSS
   Version: 8.2 - Mobile & Tablet Fix
   =================================== */

/* Font Awesome Icons */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700&display=swap');

/* ===================================
   Global Variables
   =================================== */
:root {
    --primary-color: #002c4b;
    --secondary-color: #f39c12;
    --success-color: #27ae60;
    --danger-color: #e74c3c;
    --warning-color: #f1c40f;
    --info-color: #3498db;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.18);
    
    --border-radius-sm: 6px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-full: 50%;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --font-family: 'Cairo', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* ===================================
   Floating Chat Button
   =================================== */
.reaia-floating-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a5f 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    transition: all var(--transition-normal);
    animation: pulse 2s infinite;
    font-family: var(--font-family);
    border: none;
    outline: none;
}

.reaia-floating-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #1e3a5f 0%, var(--primary-color) 100%);
}

.reaia-floating-button i {
    color: var(--white);
    font-size: 24px;
    transition: all var(--transition-fast);
}

.reaia-floating-button:hover i {
    transform: scale(1.1);
}

.reaia-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-800);
    color: var(--white);
    padding: 8px 12px;
    border-radius: var(--border-radius-md);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    pointer-events: none;
    font-family: var(--font-family);
}

.reaia-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--gray-800);
}

.reaia-floating-button:hover .reaia-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(-5px);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 44, 75, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 44, 75, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 44, 75, 0);
    }
}

/* ===================================
   Chat Widget - FIXED SIZES
   =================================== */
.reaia-chat-widget {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 350px; /* أصغر حجم للكمبيوتر */
    height: 500px; /* أصغر ارتفاع للكمبيوتر */
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    display: none;
    flex-direction: column;
    z-index: 9998;
    overflow: hidden;
    font-family: var(--font-family);
    animation: slideInUp 0.4s ease-out;
}

.reaia-chat-widget.active {
    display: flex;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Chat Header */
.reaia-chat-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a5f 100%);
    color: var(--white);
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}

.reaia-chat-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.reaia-chat-header h3 i {
    color: var(--secondary-color);
    font-size: 18px;
}

.reaia-close-btn {
    background: none;
    border: none;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-full);
    transition: all var(--transition-fast);
}

.reaia-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

/* Chat Messages */
.reaia-chat-messages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    background: var(--gray-100);
    display: flex;
    flex-direction: column;
    gap: 12px;
    -webkit-overflow-scrolling: touch;
}

.reaia-chat-messages::-webkit-scrollbar {
    width: 4px;
}

.reaia-chat-messages::-webkit-scrollbar-track {
    background: var(--gray-200);
    border-radius: 2px;
}

.reaia-chat-messages::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 2px;
}

.reaia-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Message Styles */
.reaia-message {
    display: flex;
    margin-bottom: 12px;
    animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reaia-message-content {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: var(--border-radius-lg);
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
    position: relative;
}

/* User Messages */
.reaia-user-message {
    justify-content: flex-end;
}

.reaia-user-message .reaia-message-content {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a5f 100%);
    color: var(--white);
    border-bottom-right-radius: 4px;
}

.reaia-user-message .reaia-message-content::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: -8px;
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-left-color: #1e3a5f;
    border-bottom: none;
}

/* AI Messages */
.reaia-ai-message {
    justify-content: flex-start;
}

.reaia-ai-message .reaia-message-content {
    background: var(--white);
    color: var(--gray-800);
    border: 1px solid var(--gray-300);
    border-bottom-left-radius: 4px;
    box-shadow: var(--shadow-sm);
    max-width: 95%;
}

.reaia-ai-message .reaia-message-content::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -9px;
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-right-color: var(--white);
    border-bottom: none;
}

.reaia-ai-message .reaia-message-content::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: -10px;
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-right-color: var(--gray-300);
    border-bottom: none;
}

/* ===================================
   Property Cards Styles
   =================================== */
.reaia-properties-container {
    margin: 12px 0;
    font-family: var(--font-family);
}

.reaia-search-summary {
    margin-bottom: 15px;
    padding: 12px;
    background: linear-gradient(135deg, #e8f5e8 0%, #f0f8f0 100%);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--success-color);
}

.reaia-search-summary p {
    margin: 0;
    font-weight: 500;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.reaia-search-summary i {
    color: var(--success-color);
    font-size: 14px;
}

.reaia-properties-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 15px;
}

.reaia-property-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
    cursor: pointer;
}

.reaia-property-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.reaia-property-image {
    position: relative;
    height: 140px;
    overflow: hidden;
    background: var(--gray-200);
}

.reaia-property-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.reaia-property-card:hover .reaia-property-image img {
    transform: scale(1.05);
}

.reaia-property-badges {
    position: absolute;
    top: 10px;
    left: 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 2;
}

.reaia-badge {
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.reaia-badge-sale {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.reaia-badge-rent {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a5f 100%);
}

.reaia-badge-economic {
    background: linear-gradient(135deg, var(--success-color) 0%, #229954 100%);
}

.reaia-badge-featured {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #e67e22 100%);
}

.reaia-views-counter {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 10px;
}

.reaia-property-details {
    padding: 12px;
}

.reaia-property-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 0 6px 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.reaia-property-location {
    font-size: 12px;
    color: var(--gray-600);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.reaia-property-location i {
    color: var(--danger-color);
    font-size: 11px;
}

.reaia-property-price {
    margin-bottom: 8px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.reaia-price-value {
    font-size: 16px;
    font-weight: 800;
    color: var(--success-color);
}

.reaia-price-type {
    font-size: 11px;
    color: var(--gray-500);
    font-weight: 500;
}

.reaia-property-specs {
    font-size: 11px;
    color: var(--gray-600);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.reaia-property-specs i {
    color: var(--info-color);
    font-size: 10px;
}

.reaia-property-type {
    font-size: 11px;
    color: var(--gray-600);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.reaia-property-type i {
    color: var(--secondary-color);
    font-size: 10px;
}

.reaia-property-actions {
    border-top: 1px solid var(--gray-200);
    padding-top: 10px;
}

.reaia-view-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a5f 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    font-size: 12px;
    font-weight: 600;
    transition: all var(--transition-fast);
    width: 100%;
    justify-content: center;
    border: none;
    cursor: pointer;
}

.reaia-view-btn:hover {
    background: linear-gradient(135deg, #1e3a5f 0%, var(--primary-color) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.reaia-view-btn i {
    font-size: 11px;
}

.reaia-view-more {
    margin-top: 15px;
    text-align: center;
    padding: 12px;
    background: var(--gray-100);
    border-radius: var(--border-radius-lg);
}

.reaia-view-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, #e67e22 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    font-size: 13px;
    font-weight: 600;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
}

.reaia-view-more-btn:hover {
    background: linear-gradient(135deg, #e67e22 0%, var(--secondary-color) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* ===================================
   Quick Options Styles
   =================================== */
.reaia-quick-options {
    background: var(--gray-100);
    border-radius: var(--border-radius-lg);
    padding: 12px;
    margin-top: 8px;
    border-left: 4px solid var(--info-color);
}

.reaia-quick-options p {
    margin: 0 0 8px 0;
    font-weight: 600;
    color: var(--gray-700);
    font-size: 13px;
}

.reaia-quick-options ul {
    margin: 0;
    padding-right: 15px;
    list-style: none;
}

.reaia-quick-options li {
    margin-bottom: 6px;
    font-size: 12px;
    color: var(--gray-600);
    line-height: 1.4;
}

.reaia-quick-options em {
    display: block;
    margin-top: 8px;
    font-size: 11px;
    color: var(--gray-500);
    font-style: italic;
}

.reaia-quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0;
}

.reaia-quick-action {
    padding: 6px 10px;
    background: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 12px;
    color: var(--gray-700);
    flex: 1;
    min-width: calc(50% - 3px);
    text-align: center;
}

.reaia-quick-action:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

/* ===================================
   Typing Indicator
   =================================== */
.reaia-typing-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 12px;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--gray-300);
    max-width: 70px;
    margin-bottom: 12px;
}

.reaia-typing-dots {
    display: flex;
    gap: 3px;
}

.reaia-typing-dot {
    width: 6px;
    height: 6px;
    background: var(--gray-500);
    border-radius: var(--border-radius-full);
    animation: typingDot 1.4s infinite ease-in-out;
}

.reaia-typing-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.reaia-typing-dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes typingDot {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ===================================
   Chat Input
   =================================== */
.reaia-chat-input {
    padding: 15px;
    background: var(--white);
    border-top: 1px solid var(--gray-300);
    display: flex;
    gap: 10px;
    align-items: center;
}

.reaia-chat-input input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-size: 13px;
    font-family: var(--font-family);
    outline: none;
    transition: all var(--transition-fast);
    background: var(--gray-100);
}

.reaia-chat-input input:focus {
    border-color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 0 0 2px rgba(0, 44, 75, 0.1);
}

.reaia-chat-input input::placeholder {
    color: var(--gray-500);
}

.reaia-send-btn {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a5f 100%);
    border: none;
    border-radius: var(--border-radius-md);
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 14px;
}

.reaia-send-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-sm);
}

.reaia-send-btn:active {
    transform: scale(0.95);
}

.reaia-send-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ===================================
   Chat Footer
   =================================== */
.reaia-chat-footer {
    padding: 10px 15px;
    background: var(--gray-100);
    text-align: center;
    border-top: 1px solid var(--gray-300);
    border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
}

.reaia-chat-footer small {
    color: var(--gray-600);
    font-size: 11px;
    font-weight: 400;
}

/* ===================================
   Responsive Design - FIXED
   =================================== */

/* Tablets */
@media (max-width: 768px) {
    .reaia-chat-widget {
        width: 90vw;
        max-width: 400px;
        height: 70vh;
        max-height: 600px;
        right: 5vw;
        bottom: 80px;
    }
    
    .reaia-floating-button {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .reaia-floating-button i {
        font-size: 20px;
    }
}

/* Mobile Phones */
@media (max-width: 480px) {
    .reaia-chat-widget {
        width: 95vw;
        height: 80vh;
        max-height: none;
        right: 2.5vw;
        bottom: 70px;
        border-radius: var(--border-radius-lg);
    }
    
    .reaia-chat-header {
        padding: 12px;
        border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    }
    
    .reaia-chat-messages {
        padding: 12px;
    }
    
    .reaia-property-image {
        height: 120px;
    }
    
    .reaia-property-details {
        padding: 10px;
    }
    
    .reaia-property-title {
        font-size: 13px;
    }
    
    .reaia-price-value {
        font-size: 15px;
    }
    
    .reaia-chat-input {
        padding: 12px;
        flex-direction: row; /* إبقاء التخطيط أفقي على الهاتف */
    }
    
    .reaia-chat-input input {
        width: 100%;
    }
    
    .reaia-send-btn {
        width: 40px;
        height: 40px;
        flex-shrink: 0;
    }
    
    .reaia-chat-footer {
        padding: 8px 12px;
        border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    }
    
    .reaia-message-content {
        max-width: 90%;
        font-size: 13px;
        padding: 8px 12px;
    }
    
    .reaia-quick-actions {
        flex-direction: column;
    }
    
    .reaia-quick-action {
        min-width: 100%;
        padding: 8px 10px;
    }
}

/* Small Mobile Phones */
@media (max-width: 360px) {
    .reaia-chat-widget {
        width: 98vw;
        right: 1vw;
        height: 85vh;
    }
    
    .reaia-property-image {
        height: 110px;
    }
    
    .reaia-property-title {
        font-size: 12px;
    }
    
    .reaia-chat-header h3 {
        font-size: 14px;
    }
    
    .reaia-chat-header h3 i {
        font-size: 16px;
    }
    
    .reaia-close-btn {
        width: 25px;
        height: 25px;
        font-size: 18px;
    }
    
    .reaia-chat-input {
        padding: 10px;
    }
    
    .reaia-chat-input input {
        padding: 8px 10px;
        font-size: 12px;
    }
    
    .reaia-send-btn {
        width: 35px;
        height: 35px;
        font-size: 12px;
    }
}

/* Landscape Mode for Mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .reaia-chat-widget {
        height: 90vh;
        max-height: 90vh;
    }
    
    .reaia-chat-messages {
        max-height: 60vh;
    }
    
    .reaia-property-image {
        height: 80px;
    }
}

/* تحسينات إضافية للواجهة العربية */
.reaia-chat-messages {
    direction: rtl;
}

.reaia-message-content {
    text-align: right;
}

.reaia-quick-options ul {
    padding-right: 15px;
    padding-left: 0;
}

.reaia-property-location i,
.reaia-property-specs i,
.reaia-property-type i {
    margin-left: 5px;
}

/* تحسينات للشاشات التي تعمل باللمس */
@media (hover: none) and (pointer: coarse) {
    .reaia-floating-button:hover {
        transform: none;
    }
    
    .reaia-property-card:hover {
        transform: none;
    }
    
    .reaia-view-btn:hover,
    .reaia-view-more-btn:hover,
    .reaia-send-btn:hover,
    .reaia-quick-action:hover {
        transform: none;
    }
    
    /* زيادة مساحة النقر للأجهزة التي تعمل باللمس */
    .reaia-quick-action,
    .reaia-view-btn,
    .reaia-view-more-btn {
        min-height: 44px;
    }
    
    .reaia-floating-button {
        min-height: 50px;
    }
}

/* إصلاح مشكلة التمرير على iOS */
.reaia-chat-messages {
    -webkit-overflow-scrolling: touch;
    overflow-y: auto;
}

/* تحسين الأداء على الأجهزة المحمولة */
.reaia-property-card {
    transform: translateZ(0);
}

.reaia-floating-button {
    transform: translateZ(0);
}