/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors */
    --avis-red: #D32F2F;
    --avis-red-light: #EF5350;
    --avis-red-dark: #B71C1C;
    --budget-orange: #FF9800;
    --budget-orange-light: #FFB74D;
    --budget-orange-dark: #F57C00;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
    /* Semantic Colors */
    --success: #4CAF50;
    --warning: #FF9800;
    --error: #F44336;
    --info: #2196F3;
    
    /* Gradients */
    --avis-gradient: linear-gradient(135deg, var(--avis-red) 0%, var(--avis-red-light) 100%);
    --budget-gradient: linear-gradient(135deg, var(--budget-orange) 0%, var(--budget-orange-light) 100%);
    --glass-gradient: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    
    /* Border Radius */
    --radius-sm: 0.125rem;
    --radius: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    
    /* Dynamic Brand Variables */
    --primary-color: var(--avis-red);
    --primary-light: var(--avis-red-light);
    --primary-dark: var(--avis-red-dark);
    --primary-gradient: var(--avis-gradient);
}

[data-brand="budget"] {
    --primary-color: var(--budget-orange);
    --primary-light: var(--budget-orange-light);
    --primary-dark: var(--budget-orange-dark);
    --primary-gradient: var(--budget-gradient);
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--gray-50);
    overflow-x: hidden;
    transition: margin-right var(--transition-normal);
}

body.chat-open {
    margin-right: 500px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* Header */
.main-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    padding: var(--space-4) 0;
}

.main-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-selector {
    flex: 1;
}

.brand-toggle {
    display: inline-flex;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    padding: var(--space-1);
    gap: var(--space-1);
}

.brand-btn {
    background: transparent;
    border: none;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    letter-spacing: 0.05em;
}

.brand-btn.active {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.brand-btn:not(.active) {
    color: var(--gray-600);
}

.brand-btn:not(.active):hover {
    color: var(--gray-900);
    background: var(--gray-200);
}

.main-nav {
    display: flex;
    gap: var(--space-8);
}

.main-nav a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.main-nav a:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: var(--space-20) 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--gray-900);
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    line-height: 1.6;
}

.hero-features {
    display: flex;
    gap: var(--space-6);
    margin-bottom: var(--space-10);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--gray-700);
    font-weight: var(--font-weight-medium);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.cta-button {
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-xl);
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    box-shadow: var(--shadow-lg);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.hero-image {
    position: relative;
}

.car-showcase {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.showcase-car {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.floating-card {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: var(--white);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
}

.ai-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: var(--radius-full);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Features Section */
.features {
    padding: var(--space-20) 0;
    background: var(--white);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-16);
    color: var(--gray-900);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.feature-card {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    color: var(--white);
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-4);
    color: var(--gray-900);
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Chat Launcher */
.chat-launcher {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-modal);
}

.launcher-button {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    position: relative;
    color: var(--white);
    font-size: 1.5rem;
}

.launcher-button:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.notification-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--error);
    color: var(--white);
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    border: 2px solid var(--white);
}

.launcher-tooltip {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    white-space: nowrap;
    margin-bottom: var(--space-2);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-fast);
}

.chat-launcher:hover .launcher-tooltip {
    opacity: 1;
}

/* Chat Widget - Side Drawer */
.chat-widget {
    position: fixed;
    top: 0;
    right: 0;
    width: 500px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
    border-left: 1px solid var(--gray-200);
}

.chat-widget.show {
    transform: translateX(0);
    opacity: 1;
    pointer-events: all;
}

.chat-widget.minimized {
    transform: translateX(100%);
}

.chat-header {
    background: var(--primary-gradient);
    color: var(--white);
    padding: var(--space-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-header-content {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex: 1;
}

.assistant-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.assistant-avatar i {
    font-size: 1.25rem;
}

.assistant-info h4 {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

.status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.75rem;
    opacity: 0.9;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: var(--radius-full);
    animation: pulse 2s infinite;
}

.brand-indicator {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.5px;
}

.chat-controls {
    display: flex;
    gap: var(--space-2);
}

.control-btn {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: var(--radius-lg);
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-body {
    flex: 1;
    padding: var(--space-4);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

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

.chat-body::-webkit-scrollbar-track {
    background: var(--gray-100);
}

.chat-body::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
}

.message-bubble {
    max-width: 85%;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-xl);
    animation: messageSlide 0.3s ease-out;
}

.message-bubble.user {
    background: var(--primary-gradient);
    color: white;
    align-self: flex-end;
    margin-left: auto;
}

.message-bubble.assistant {
    background: var(--gray-100);
    color: var(--gray-900);
    align-self: flex-start;
}

.message-content {
    line-height: 1.5;
}

.message-content ul {
    margin: var(--space-2) 0;
    padding-left: var(--space-4);
}

.message-content li {
    margin-bottom: var(--space-1);
}

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

.suggestion-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.suggestion-btn {
    background: var(--white);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.suggestion-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.chat-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--gray-200);
    background: var(--white);
}

.typing-indicator {
    display: none;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    color: var(--gray-500);
    font-size: 0.875rem;
}

.typing-indicator.show {
    display: flex;
}

.typing-dots {
    display: flex;
    gap: var(--space-1);
}

.typing-dots span {
    width: 4px;
    height: 4px;
    background: var(--gray-400);
    border-radius: var(--radius-full);
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) { animation-delay: -0.32s; }
.typing-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}

.chat-input-container {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

#chatInput {
    flex: 1;
    background: var(--gray-100);
    border: none;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-xl);
    font-family: inherit;
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-fast);
}

#chatInput:focus {
    background: var(--gray-200);
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.1);
}

.send-button {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--radius-full);
    color: var(--white);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.send-button:hover:not(:disabled) {
    transform: scale(1.05);
}

.send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* In-Chat Components - Enhanced for wider drawer */
.in-chat-car-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin: var(--space-4) 0;
}

.in-chat-car-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-fast);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
}

.in-chat-car-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.in-chat-car-image {
    width: 120px;
    height: 80px;
    object-fit: cover;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.in-chat-car-content {
    flex: 1;
    min-width: 0;
}

.in-chat-car-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-2);
}

.in-chat-car-title {
    font-size: 0.95rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-900);
    margin: 0;
    line-height: 1.2;
}

.in-chat-car-category {
    font-size: 0.75rem;
    color: var(--gray-500);
    background: var(--gray-100);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.in-chat-car-specs {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
    font-size: 0.7rem;
    color: var(--gray-600);
    flex-wrap: wrap;
}

.in-chat-car-spec {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.in-chat-car-spec i {
    color: var(--primary-color);
    font-size: 0.65rem;
}

.in-chat-car-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.in-chat-car-pricing {
    display: flex;
    flex-direction: column;
}

.in-chat-car-price {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    line-height: 1;
}

.in-chat-price-period {
    font-size: 0.7rem;
    color: var(--gray-500);
    font-weight: var(--font-weight-normal);
}

.in-chat-select-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.8rem;
    white-space: nowrap;
}

.in-chat-select-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.in-chat-features {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
}

.in-chat-feature-tag {
    background: var(--gray-100);
    color: var(--gray-600);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
    font-size: 0.65rem;
    font-weight: var(--font-weight-medium);
}

.in-chat-compare-section {
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid var(--gray-200);
}

.in-chat-compare-btn {
    background: var(--white);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0 auto;
}

.in-chat-compare-btn:hover {
    background: var(--primary-color);
    color: white;
}

/* Car Comparison Table */
.in-chat-comparison {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    margin: var(--space-4) 0;
    overflow: hidden;
}

.comparison-header {
    background: var(--primary-gradient);
    color: white;
    padding: var(--space-3);
    text-align: center;
    font-weight: var(--font-weight-semibold);
    font-size: 0.9rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: var(--space-3) var(--space-2);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.8rem;
    vertical-align: top;
}

.comparison-table th {
    background: var(--gray-50);
    font-weight: var(--font-weight-semibold);
    color: var(--gray-700);
    width: 30%;
}

.comparison-table td {
    color: var(--gray-900);
}

.comparison-table tr:last-child th,
.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-car-header {
    text-align: center;
    padding: var(--space-3);
    background: var(--gray-50);
    border-bottom: 2px solid var(--primary-color);
}

.comparison-car-name {
    font-weight: var(--font-weight-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
    font-size: 0.9rem;
}

.comparison-car-price {
    color: var(--primary-color);
    font-weight: var(--font-weight-bold);
    font-size: 1rem;
}

.comparison-car-price-period {
    font-size: 0.7rem;
    color: var(--gray-500);
}

.comparison-feature-yes {
    color: var(--success);
    font-weight: var(--font-weight-semibold);
}

.comparison-feature-no {
    color: var(--gray-400);
}

.comparison-actions {
    padding: var(--space-3);
    background: var(--gray-50);
    display: flex;
    gap: var(--space-2);
}

.comparison-select-btn {
    flex: 1;
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.8rem;
}

.comparison-select-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.comparison-select-btn.secondary {
    background: white;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.comparison-select-btn.secondary:hover {
    background: var(--primary-color);
    color: white;
}

.in-chat-checkout {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: 0;
    margin: var(--space-4) 0;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: slideInFromBottom 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.checkout-header {
    background: var(--primary-gradient);
    color: white;
    padding: var(--space-4);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.checkout-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    pointer-events: none;
}

.checkout-header h3 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.checkout-content {
    padding: var(--space-4);
}

.in-chat-section {
    margin-bottom: var(--space-4);
    animation: fadeInUp 0.3s ease-out;
    animation-fill-mode: both;
}

.in-chat-section:nth-child(1) { animation-delay: 0.1s; }
.in-chat-section:nth-child(2) { animation-delay: 0.2s; }
.in-chat-section:nth-child(3) { animation-delay: 0.3s; }

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

.in-chat-section h3 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.section-icon {
    width: 24px;
    height: 24px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
}

.in-chat-summary {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-100);
    position: relative;
    overflow: hidden;
}

.in-chat-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
}

.selected-car-preview {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    padding: var(--space-3);
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.car-preview-image {
    width: 60px;
    height: 45px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    background: var(--gray-100);
}

.car-preview-info h4 {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.car-preview-category {
    font-size: 0.75rem;
    color: var(--gray-500);
    background: var(--gray-100);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
    display: inline-block;
}

.in-chat-summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.in-chat-summary-item:hover {
    background: rgba(var(--primary-color), 0.02);
    margin: 0 calc(-1 * var(--space-2));
    padding-left: var(--space-2);
    padding-right: var(--space-2);
    border-radius: var(--radius-md);
}

.in-chat-summary-item:last-child {
    border-bottom: none;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    font-size: 1rem;
    padding-top: var(--space-3);
    margin-top: var(--space-2);
    border-top: 2px solid var(--gray-200);
}

.price-breakdown {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.price-highlight {
    background: var(--primary-gradient);
    color: white;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
}

.addons-section {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    border: 1px solid var(--gray-200);
}

.addon-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3);
    margin-bottom: var(--space-2);
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.addon-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s;
}

.addon-item:hover::before {
    left: 100%;
}

.addon-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.addon-item.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(var(--primary-color), 0.05) 0%, white 100%);
    box-shadow: 0 0 0 2px rgba(var(--primary-color), 0.1);
}

.addon-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    position: relative;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: white;
}

.addon-checkbox.checked {
    background: var(--primary-gradient);
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.addon-checkbox.checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1.2);
    color: white;
    font-size: 0.75rem;
    font-weight: bold;
    animation: checkmark 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes checkmark {
    0% {
        transform: translate(-50%, -50%) scale(0);
    }
    100% {
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.form-section {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    border: 1px solid var(--gray-200);
}

.in-chat-form-group {
    margin-bottom: var(--space-3);
    position: relative;
}

.in-chat-form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-semibold);
    color: var(--gray-700);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.in-chat-form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    outline: none;
    background: var(--gray-50);
    font-family: inherit;
}

.in-chat-form-input:focus {
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(var(--primary-color), 0.1);
    transform: translateY(-1px);
}

.in-chat-form-input:focus + .in-chat-form-label,
.in-chat-form-input:not(:placeholder-shown) + .in-chat-form-label {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.in-chat-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
}

.in-chat-complete-btn {
    width: 100%;
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: var(--space-6);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.in-chat-complete-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    transition: all 0.6s ease-out;
    transform: translate(-50%, -50%);
}

.in-chat-complete-btn:hover::before {
    width: 300px;
    height: 300px;
}

.in-chat-complete-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.in-chat-complete-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

.in-chat-success {
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-50) 100%);
    border: 1px solid var(--success);
    border-radius: var(--radius-2xl);
    padding: 0;
    margin: var(--space-4) 0;
    text-align: center;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: successEntrance 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes successEntrance {
    0% {
        transform: scale(0.8) translateY(20px);
        opacity: 0;
    }
    60% {
        transform: scale(1.05) translateY(-5px);
        opacity: 0.9;
    }
    100% {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.in-chat-success::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--success) 0%, #66BB6A 50%, var(--success) 100%);
    animation: shimmer 2s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.success-content {
    padding: var(--space-6) var(--space-4) var(--space-4);
}

.in-chat-success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--success) 0%, #66BB6A 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    color: white;
    font-size: 2rem;
    position: relative;
    animation: iconBounce 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.3s both;
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.3);
}

.in-chat-success-icon::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.3) 0%, rgba(102, 187, 106, 0.3) 100%);
    border-radius: var(--radius-full);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes iconBounce {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.2) rotate(-90deg);
        opacity: 0.8;
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

.in-chat-success h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-3);
    color: var(--gray-900);
    animation: fadeInUp 0.5s ease-out 0.5s both;
}

.in-chat-success p {
    color: var(--gray-600);
    margin-bottom: var(--space-4);
    font-size: 1rem;
    line-height: 1.6;
    animation: fadeInUp 0.5s ease-out 0.6s both;
}

.success-confetti {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.confetti-piece {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    animation: confettiFall 3s ease-out infinite;
}

.confetti-piece:nth-child(2n) {
    background: var(--success);
    animation-delay: 0.5s;
}

.confetti-piece:nth-child(3n) {
    background: #FFD54F;
    animation-delay: 1s;
}

@keyframes confettiFall {
    0% {
        transform: translateY(-100px) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(400px) rotate(720deg);
        opacity: 0;
    }
}

.in-chat-booking-details {
    background: white;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    margin: var(--space-4);
    text-align: left;
    font-size: 0.9rem;
    border: 1px solid var(--gray-200);
    position: relative;
    animation: slideInFromLeft 0.5s ease-out 0.7s both;
    box-shadow: var(--shadow-md);
}

@keyframes slideInFromLeft {
    from {
        transform: translateX(-20px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.booking-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--gray-100);
    transition: all var(--transition-fast);
}

.booking-detail-row:hover {
    background: var(--gray-50);
    margin: 0 calc(-1 * var(--space-2));
    padding-left: var(--space-2);
    padding-right: var(--space-2);
    border-radius: var(--radius-md);
}

.booking-detail-row:last-child {
    border-bottom: none;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
}

.booking-detail-label {
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
}

/* In-Chat Addon Selector */
.in-chat-addon-selector {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: 0;
    margin: var(--space-4) 0;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: slideInFromBottom 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.addon-header {
    background: var(--primary-gradient);
    color: white;
    padding: var(--space-4);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.addon-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    pointer-events: none;
}

.addon-header h3 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--space-2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.addon-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 0.9rem;
}

.addon-grid {
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.addon-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.addon-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s;
}

.addon-card:hover::before {
    left: 100%;
}

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

.addon-card.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(var(--primary-color), 0.05) 0%, white 100%);
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.1);
}

.addon-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.addon-details {
    flex: 1;
    min-width: 0;
}

.addon-details h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-900);
    margin: 0 0 var(--space-1);
    line-height: 1.3;
}

.addon-details p {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin: 0 0 var(--space-2);
    line-height: 1.4;
}

.addon-price {
    font-size: 0.9rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    background: rgba(var(--primary-color), 0.1);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-md);
    display: inline-block;
}

.addon-toggle {
    width: 30px;
    height: 30px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-full);
    position: relative;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.addon-toggle.selected {
    background: var(--primary-gradient);
    border-color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 0 0 4px rgba(var(--primary-color), 0.2);
}

.addon-toggle.selected i {
    color: white;
    font-size: 0.9rem;
    animation: checkmark 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.addon-actions {
    padding: var(--space-4);
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}

.addon-continue-btn {
    width: 100%;
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.addon-continue-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    transition: all 0.6s ease-out;
    transform: translate(-50%, -50%);
}

.addon-continue-btn:hover::before {
    width: 300px;
    height: 300px;
}

.addon-continue-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.addon-continue-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

/* Stripe-Style Checkout */
.stripe-checkout {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: 0;
    margin: var(--space-4) 0;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: slideInFromBottom 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    max-width: 100%;
}

.stripe-header {
    background: linear-gradient(135deg, #635bff 0%, #4f46e5 100%);
    color: white;
    padding: var(--space-6) var(--space-4);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.stripe-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    pointer-events: none;
}

.stripe-lock-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-3);
    font-size: 1.5rem;
    animation: lockPulse 2s ease-in-out infinite;
}

@keyframes lockPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.3); }
    50% { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(255, 255, 255, 0); }
}

.stripe-header h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--space-2);
}

.stripe-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 0.9rem;
}

.stripe-content {
    padding: var(--space-4);
}

.booking-summary-stripe {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    position: relative;
}

.booking-summary-stripe::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #635bff 0%, #4f46e5 100%);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.booking-summary-stripe h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--space-3);
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.summary-item:hover {
    background: rgba(99, 91, 255, 0.02);
    margin: 0 calc(-1 * var(--space-2));
    padding-left: var(--space-2);
    padding-right: var(--space-2);
    border-radius: var(--radius-md);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item.addon-item {
    color: var(--gray-600);
    font-size: 0.85rem;
}

.summary-item.taxes {
    color: var(--gray-600);
    font-size: 0.85rem;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) 0 0;
    margin-top: var(--space-2);
    border-top: 2px solid var(--gray-300);
    font-weight: var(--font-weight-bold);
    font-size: 1.1rem;
    color: #635bff;
}

.stripe-form {
    margin-bottom: var(--space-4);
}

.form-group {
    margin-bottom: var(--space-4);
}

.stripe-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-semibold);
    color: var(--gray-700);
    font-size: 0.9rem;
}

.stripe-input-container {
    position: relative;
}

.stripe-input {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    font-size: 1rem;
    font-family: 'SF Mono', 'Monaco', 'Menlo', monospace;
    transition: all var(--transition-normal);
    outline: none;
    background: var(--white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.stripe-input:focus {
    border-color: #635bff;
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(99, 91, 255, 0.1), 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.card-icons {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    gap: var(--space-2);
}

.card-icons i {
    font-size: 1.2rem;
    color: var(--gray-300);
    transition: all var(--transition-fast);
}

.card-icons i.active {
    color: #635bff;
    transform: scale(1.1);
}

.stripe-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
}

.stripe-security {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
}

.security-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.8rem;
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
}

.security-badge i {
    color: var(--success);
    font-size: 0.9rem;
}

.stripe-pay-btn {
    width: 100%;
    background: linear-gradient(135deg, #635bff 0%, #4f46e5 100%);
    color: white;
    border: none;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(99, 91, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.stripe-pay-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    transition: all 0.6s ease-out;
    transform: translate(-50%, -50%);
}

.stripe-pay-btn:hover::before {
    width: 300px;
    height: 300px;
}

.stripe-pay-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(99, 91, 255, 0.4);
}

.stripe-pay-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(99, 91, 255, 0.3);
}

.stripe-pay-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.stripe-pay-btn.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.booking-detail-value {
    color: var(--gray-900);
    font-weight: var(--font-weight-semibold);
}

.confirmation-number {
    background: var(--primary-gradient);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-lg);
    font-family: 'Courier New', monospace;
    font-weight: var(--font-weight-bold);
    letter-spacing: 1px;
}

.success-actions {
    padding: var(--space-4);
    background: var(--gray-50);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.download-options {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    margin-bottom: var(--space-3);
}

.download-btn {
    background: white;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-xl);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.85rem;
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    transition: left 0.3s ease-out;
    z-index: 0;
}

.download-btn:hover::before {
    left: 0;
}

.download-btn:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.download-btn span {
    position: relative;
    z-index: 1;
}

.in-chat-continue-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: slideInFromBottom 0.5s ease-out 0.8s both;
}

.in-chat-continue-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    transition: all 0.6s ease-out;
    transform: translate(-50%, -50%);
}

.in-chat-continue-btn:hover::before {
    width: 300px;
    height: 300px;
}

.in-chat-continue-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.in-chat-continue-btn:active {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
}

.loading-overlay.show {
    opacity: 1;
    pointer-events: all;
}

.loading-spinner {
    text-align: center;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
    margin: 0 auto var(--space-4);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-spinner p {
    color: var(--white);
    font-weight: var(--font-weight-medium);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .main-nav {
        display: none;
    }
    
    .chat-widget {
        width: 100%;
        height: 100vh;
        right: 0;
        bottom: 0;
        transform: translateX(100%);
    }
    
    body.chat-open {
        margin-right: 0;
    }
    
    .chat-launcher,
    .chat-widget,
    .loading-overlay {
        display: block !important;
    }
}

@media (min-width: 769px) {
    /* Desktop side drawer behavior */
    body.chat-open {
        margin-right: 500px;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --white: #1a1a1a;
        --gray-50: #0f0f0f;
        --gray-100: #1a1a1a;
        --gray-200: #262626;
        --gray-300: #404040;
        --gray-400: #525252;
        --gray-500: #737373;
        --gray-600: #a3a3a3;
        --gray-700: #d4d4d4;
        --gray-800: #e5e5e5;
        --gray-900: #f5f5f5;
    }
}