/* Modern Landing Page Styles - Dark Theme */

/* CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS Variables */
:root {
    --primary-color: #00d4aa;
    --primary-dark: #00b894;
    --secondary-color: #667eea;
    --accent-color: #764ba2;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    --text-primary: #ffffff;
    --text-secondary: #e2e8f0;
    --text-light: #94a3b8;
    --text-muted: #64748b;
    
    --background: #0a0a0a;
    --surface: #1a1a1a;
    --surface-light: #262626;
    --border: #333333;
    --border-light: #404040;
    
    --gradient-primary: linear-gradient(135deg, #00d4aa 0%, #667eea 100%);
    --gradient-secondary: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-bg: radial-gradient(ellipse at center, rgba(0, 212, 170, 0.15) 0%, transparent 70%);
    
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    
    --border-radius: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animated Background */
.animated-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 170, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 170, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(0, 212, 170, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 170, 0.05) 1px, transparent 1px);
    background-size: 
        100px 100px,
        100px 100px,
        20px 20px,
        20px 20px;
    background-position: 
        0 0,
        0 0,
        0 0,
        0 0;
    animation: gridMove 20s linear infinite;
    opacity: 0.6;
}

@keyframes gridMove {
    0% {
        background-position: 
            0 0,
            0 0,
            0 0,
            0 0;
    }
    100% {
        background-position: 
            100px 100px,
            100px 100px,
            20px 20px,
            20px 20px;
    }
}

/* Animated Squares */
.animated-squares {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.square {
    position: absolute;
    border: 1px solid rgba(0, 212, 170, 0.2);
    background: rgba(0, 212, 170, 0.02);
    backdrop-filter: blur(1px);
}

.square-1 {
    width: 120px;
    height: 120px;
    top: 10%;
    left: 5%;
    animation: squareFloat1 15s ease-in-out infinite;
    border-color: rgba(0, 212, 170, 0.3);
}

.square-2 {
    width: 80px;
    height: 80px;
    top: 20%;
    right: 10%;
    animation: squareFloat2 12s ease-in-out infinite;
    border-color: rgba(102, 126, 234, 0.3);
    background: rgba(102, 126, 234, 0.02);
}

.square-3 {
    width: 150px;
    height: 150px;
    bottom: 15%;
    left: 8%;
    animation: squareFloat3 18s ease-in-out infinite;
    border-color: rgba(118, 75, 162, 0.2);
    background: rgba(118, 75, 162, 0.02);
}

.square-4 {
    width: 100px;
    height: 100px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: squareRotate 20s linear infinite;
    border-color: rgba(0, 212, 170, 0.25);
}

.square-5 {
    width: 60px;
    height: 60px;
    top: 30%;
    left: 30%;
    animation: squareFloat1 10s ease-in-out infinite reverse;
    border-color: rgba(102, 126, 234, 0.4);
    background: rgba(102, 126, 234, 0.03);
}

.square-6 {
    width: 90px;
    height: 90px;
    bottom: 25%;
    right: 20%;
    animation: squareFloat2 14s ease-in-out infinite;
    border-color: rgba(0, 212, 170, 0.2);
}

.square-7 {
    width: 40px;
    height: 40px;
    top: 60%;
    right: 15%;
    animation: squareFloat3 8s ease-in-out infinite;
    border-color: rgba(118, 75, 162, 0.4);
    background: rgba(118, 75, 162, 0.03);
}

.square-8 {
    width: 110px;
    height: 110px;
    bottom: 10%;
    left: 60%;
    animation: squareRotate 25s linear infinite reverse;
    border-color: rgba(102, 126, 234, 0.2);
    background: rgba(102, 126, 234, 0.01);
}

@keyframes squareFloat1 {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
        opacity: 0.3;
    }
    50% { 
        transform: translateY(-20px) rotate(5deg); 
        opacity: 0.6;
    }
}

@keyframes squareFloat2 {
    0%, 100% { 
        transform: translateX(0px) translateY(0px) rotate(0deg); 
        opacity: 0.4;
    }
    33% { 
        transform: translateX(10px) translateY(-15px) rotate(3deg); 
        opacity: 0.7;
    }
    66% { 
        transform: translateX(-10px) translateY(-10px) rotate(-3deg); 
        opacity: 0.5;
    }
}

@keyframes squareFloat3 {
    0%, 100% { 
        transform: translateY(0px) scale(1) rotate(0deg); 
        opacity: 0.2;
    }
    50% { 
        transform: translateY(-25px) scale(1.1) rotate(10deg); 
        opacity: 0.5;
    }
}

@keyframes squareRotate {
    0% { 
        transform: translate(-50%, -50%) rotate(0deg); 
        opacity: 0.3;
    }
    50% { 
        opacity: 0.6;
    }
    100% { 
        transform: translate(-50%, -50%) rotate(360deg); 
        opacity: 0.3;
    }
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
}

.orb-1 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.4) 0%, transparent 70%);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.3) 0%, transparent 70%);
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(118, 75, 162, 0.2) 0%, transparent 70%);
    bottom: 20%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.nav-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.nav-title {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
}

.nav-title:hover {
    color: #e2e8f0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
}

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

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

.btn-outline {
    background: transparent;
    color: var(--text-light);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--surface);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-block;
    margin-bottom: 2rem;
}

.badge-text {
    background: rgba(0, 212, 170, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid rgba(0, 212, 170, 0.2);
}

.hero-title {
    font-family: 'Poppins', 'Inter', sans-serif;
    font-size: clamp(2.8rem, 5.5vw, 4.8rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #00d4aa 0%, #667eea 50%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-buttons {
    margin-bottom: 2rem;
}

.hero-subtext {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Chat Preview */
.hero-visual {
    position: relative;
}

.chat-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    perspective: 1000px;
}

.chat-window {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    transform: rotateY(-5deg);
    animation: slideIn 1s ease-out forwards;
    opacity: 0;
}

.chat-window:nth-child(even) {
    transform: rotateY(5deg);
}

.chat-window:nth-child(1) { animation-delay: 0.2s; }
.chat-window:nth-child(2) { animation-delay: 0.4s; }
.chat-window:nth-child(3) { animation-delay: 0.6s; }
.chat-window:nth-child(4) { animation-delay: 0.8s; }

@keyframes slideIn {
    to {
        opacity: 1;
        transform: rotateY(0deg);
    }
}

.window-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.window-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}

.window-title {
    font-weight: 600;
    font-size: 0.9rem;
}

.window-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-left: auto;
}

.window-status.online {
    background: var(--success-color);
}

.message-preview p {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.ai-response {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.typing-indicator {
    display: flex;
    gap: 4px;
}

.typing-indicator .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-color);
    animation: typing 1.4s infinite ease-in-out;
}

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

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

/* Sections */
.features-section,
.pricing-section,
.cta-section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

@media (min-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.9) 0%, rgba(38, 38, 38, 0.7) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.feature-card:hover {
    border-color: rgba(0, 212, 170, 0.4);
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 212, 170, 0.15), 
                0 10px 30px rgba(0, 0, 0, 0.4);
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.95) 0%, rgba(38, 38, 38, 0.8) 100%);
}

.feature-icon-wrapper {
    margin-bottom: 1.5rem;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
}

.feature-icon-inner {
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-inner {
    transform: scale(1.1) rotate(5deg);
}

/* AI Models Display */
.feature-ai-models {
    display: flex;
    gap: -4px;
    align-items: center;
    flex-wrap: wrap;
}

.model-mini-logo {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid rgba(26, 26, 26, 0.8);
    transition: transform 0.3s ease;
    opacity: 1;
    margin-left: -4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.model-mini-logo:first-child {
    margin-left: 0;
}

.feature-card:hover .model-mini-logo {
    transform: scale(1.2);
}

.model-mini-logo:nth-child(1) { animation: float 3s ease-in-out infinite; }
.model-mini-logo:nth-child(2) { animation: float 3s ease-in-out infinite 0.5s; }
.model-mini-logo:nth-child(3) { animation: float 3s ease-in-out infinite 1s; }
.model-mini-logo:nth-child(4) { animation: float 3s ease-in-out infinite 1.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* Speed Animation */
.feature-animation {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.9;
}

.speed-indicator {
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: rgba(0, 212, 170, 0.1);
    padding: 4px 6px;
    border-radius: 6px;
    border: 1px solid rgba(0, 212, 170, 0.2);
}

.speed-line {
    height: 2px;
    background: linear-gradient(90deg, transparent, #00d4aa, transparent);
    border-radius: 1px;
    animation: speedMove 1.5s ease-in-out infinite;
}

.speed-line:nth-child(1) { width: 18px; animation-delay: 0s; }
.speed-line:nth-child(2) { width: 28px; animation-delay: 0.2s; }
.speed-line:nth-child(3) { width: 22px; animation-delay: 0.4s; }

@keyframes speedMove {
    0%, 100% { opacity: 0.3; transform: translateX(-10px); }
    50% { opacity: 1; transform: translateX(10px); }
}

/* UI Preview */
.feature-ui-preview {
    display: flex;
    flex-direction: column;
    gap: 3px;
    opacity: 0.9;
    background: rgba(79, 172, 254, 0.1);
    padding: 6px;
    border-radius: 6px;
    border: 1px solid rgba(79, 172, 254, 0.2);
}

.ui-element {
    height: 3px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    border-radius: 2px;
    animation: uiPulse 2s ease-in-out infinite;
}

.ui-element:nth-child(1) { width: 28px; animation-delay: 0s; }
.ui-element:nth-child(2) { width: 20px; animation-delay: 0.3s; }
.ui-element:nth-child(3) { width: 24px; animation-delay: 0.6s; }

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

/* Security Badges */
.feature-security {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    opacity: 0.95;
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 8px;
    border-radius: 8px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.security-badge {
    font-size: 1.1rem;
    animation: securityFloat 2s ease-in-out infinite;
}

.security-badge:nth-child(1) { animation-delay: 0s; }
.security-badge:nth-child(2) { animation-delay: 0.5s; }
.security-badge:nth-child(3) { animation-delay: 1s; }

@keyframes securityFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-3px) rotate(5deg); }
}

/* Enhancement Indicator */
.feature-enhancement {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.95;
    background: rgba(250, 112, 154, 0.1);
    padding: 4px 8px;
    border-radius: 8px;
    border: 1px solid rgba(250, 112, 154, 0.2);
}

.enhancement-icon {
    font-size: 1.1rem;
    animation: enhancementPulse 2s ease-in-out infinite;
}

.enhancement-arrow {
    color: #fa709a;
    font-weight: bold;
    font-size: 1rem;
    animation: arrowMove 2s ease-in-out infinite;
}

@keyframes enhancementPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

@keyframes arrowMove {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(3px); }
}

/* Savings Display */
.feature-savings {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    opacity: 0.95;
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 8px;
    border-radius: 8px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.savings-before {
    color: #ef4444;
    text-decoration: line-through;
    opacity: 0.7;
}

.savings-arrow {
    color: #10b981;
    font-weight: bold;
    font-size: 0.8rem;
}

.savings-after {
    color: #10b981;
    animation: savingsPulse 2s ease-in-out infinite;
}

@keyframes savingsPulse {
    0%, 100% { color: #10b981; }
    50% { color: #34d399; }
}

.gradient-bg-1 { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.gradient-bg-2 { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.gradient-bg-3 { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.gradient-bg-4 { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }
.gradient-bg-5 { background: linear-gradient(135deg, #fa709a 0%, #fee140 100%); }
.gradient-bg-6 { background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%); }

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #ffffff;
    letter-spacing: -0.01em;
}

.feature-description {
    color: #a1a1aa;
    line-height: 1.6;
    margin-bottom: 0;
    font-size: 0.875rem;
    flex: 1;
    opacity: 0.9;
}

/* Feature Stats - Hidden */
.feature-stats {
    display: none;
}

/* Pricing Toggle */
.pricing-toggle {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
}

.toggle-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    padding: 0.5rem;
    border-radius: 2rem;
    border: 1px solid var(--border);
}

.toggle-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    transition: var(--transition);
}

.toggle-switch {
    position: relative;
}

.toggle-input {
    display: none;
}

.toggle-slider {
    display: block;
    width: 50px;
    height: 24px;
    background: var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: var(--text-primary);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle-input:checked + .toggle-slider {
    background: var(--primary-color);
}

.toggle-input:checked + .toggle-slider::after {
    transform: translateX(26px);
}

.discount-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 0.5rem;
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.pricing-card {
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.05) 0%, rgba(102, 126, 234, 0.05) 100%);
    transform: scale(1.05);
    z-index: 1;
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow);
}

.card-header {
    text-align: center;
    margin-bottom: 2rem;
}

.plan-icons {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.plan-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 2px solid var(--border);
    transition: var(--transition);
}

.featured .plan-icon {
    border-color: var(--primary-color);
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.plan-description {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.price-period {
    font-size: 1rem;
    color: var(--text-light);
}

.yearly-savings {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.original-yearly {
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.discounted-yearly {
    color: var(--success-color);
    font-weight: 600;
}

.hidden {
    display: none;
}

.card-features {
    flex: 1;
    margin-bottom: 2rem;
}

.features-list {
    list-style: none;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.feature-icon {
    width: 16px;
    height: 16px;
    color: var(--success-color);
    flex-shrink: 0;
}

.card-footer {
    text-align: center;
}

.trial-info {
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Value Proposition */
.value-proposition {
    margin-top: 4rem;
}

.comparison-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
}

.comparison-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.comparison-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.comparison-point {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    text-align: left;
}

.comparison-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.comparison-text strong {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.comparison-text p {
    color: var(--text-light);
    line-height: 1.5;
}

/* CTA Section */
.cta-section {
    position: relative;
    background: linear-gradient(135deg, var(--surface) 0%, rgba(0, 212, 170, 0.05) 50%, rgba(102, 126, 234, 0.05) 100%);
    border-top: 1px solid var(--border);
    overflow: hidden;
    padding: 6rem 0;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.cta-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    animation: ctaFloat 8s ease-in-out infinite;
}

.cta-orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.4) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.cta-orb-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.3) 0%, transparent 70%);
    top: 50%;
    right: -150px;
    animation-delay: 3s;
}

.cta-orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(118, 75, 162, 0.2) 0%, transparent 70%);
    bottom: -175px;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 6s;
}

@keyframes ctaFloat {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-30px) scale(1.1); }
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    backdrop-filter: blur(20px);
}

.cta-badge-icon {
    font-size: 1.1rem;
}

.cta-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

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

.cta-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.cta-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.cta-stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.btn-cta-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 1.25rem 2.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(0, 212, 170, 0.3);
    border: none;
    cursor: pointer;
}

.btn-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 170, 0.4);
}

.btn-cta-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-light);
    padding: 1.25rem 2rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: var(--transition);
    backdrop-filter: blur(20px);
}

.btn-cta-secondary:hover {
    border-color: var(--primary-color);
    background: rgba(0, 212, 170, 0.1);
    transform: translateY(-2px);
}

.cta-trust {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.trust-icon {
    width: 16px;
    height: 16px;
    color: var(--success-color);
}

/* Footer */
.footer {
    position: relative;
    background: var(--background);
    border-top: 1px solid var(--border);
    padding: 6rem 0 2rem;
    overflow: hidden;
}

.footer-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.footer-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 212, 170, 0.03) 0%, 
        rgba(102, 126, 234, 0.03) 25%,
        rgba(118, 75, 162, 0.02) 50%,
        rgba(0, 212, 170, 0.03) 75%,
        transparent 100%
    );
}

.footer-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(0, 212, 170, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(102, 126, 234, 0.08) 0%, transparent 50%);
    opacity: 0.3;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 3rem;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.footer-brand {
    max-width: 450px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-logo-wrapper {
    position: relative;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.footer-logo-img:hover {
    transform: scale(1.05);
}

.footer-logo-glow {
    display: none;
}

.footer-logo-text {
    font-family: 'Poppins', 'Inter', sans-serif;
    font-size: 1.85rem;
    font-weight: 600;
    background: linear-gradient(135deg, #00d4aa 0%, #667eea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
}

.footer-logo-text:hover {
    filter: brightness(1.1);
}

.footer-description {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.footer-ai-models {
    margin-bottom: 2rem;
}

.footer-models-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-models-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.footer-model-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.footer-model-item:hover {
    border-color: var(--primary-color);
    background: rgba(0, 212, 170, 0.05);
}

.footer-model-logo {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}

.footer-model-item span {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

.footer-social {
    margin-top: 2rem;
}

.footer-social-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-social-links {
    display: flex;
    gap: 1rem;
}

.footer-social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-social-link:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.footer-social-link svg {
    width: 18px;
    height: 18px;
}

.footer-column-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.column-icon {
    font-size: 1rem;
}

.footer-column-links {
    list-style: none;
}

.footer-column-links li {
    margin-bottom: 0.75rem;
}

.footer-column-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 0.95rem;
    display: inline-block;
}

.footer-column-links a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    position: relative;
    z-index: 1;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-copyright {
    text-align: left;
}

.footer-copyright p {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.footer-built-by {
    font-size: 0.9rem;
}

.heart {
    color: #ff4757;
    animation: heartbeat 2s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.developer-name {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.footer-badges {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-lg);
    font-size: 0.85rem;
    color: var(--text-light);
}

.badge-icon {
    font-size: 0.9rem;
}

/* Responsive Design */
/* Tablet Styles */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .chat-preview {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .features-section,
    .pricing-section,
    .cta-section {
        padding: 5rem 0;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        max-width: 500px;
        margin: 0 auto;
    }
}

/* Medium Tablet Styles */
@media (max-width: 768px) and (min-width: 481px) {
    .container {
        padding: 0 1.25rem;
    }
    
    .hero-title {
        font-size: clamp(2.2rem, 6vw, 3.8rem);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.25rem;
    }
    
    .cta-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        width: auto;
        min-width: 200px;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .navbar .container {
        height: 70px;
    }
    
    .nav-logo {
        width: 40px;
        height: 40px;
    }
    
    .nav-title {
        font-size: 1.3rem;
    }
    
    /* Hide some squares on mobile to reduce visual clutter */
    .square-2, .square-5, .square-7 {
        display: none;
    }
    
    /* Make remaining squares smaller on mobile */
    .square-1 {
        width: 80px;
        height: 80px;
    }
    
    .square-3 {
        width: 100px;
        height: 100px;
    }
    
    .square-4 {
        width: 70px;
        height: 70px;
    }
    
    .square-6 {
        width: 60px;
        height: 60px;
    }
    
    .square-8 {
        width: 80px;
        height: 80px;
    }
    
    /* Reduce grid pattern intensity on mobile */
    .grid-pattern {
        opacity: 0.3;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        z-index: 1000;
        transform: translateY(-100%);
        opacity: 0;
        transition: all 0.3s ease;
    }
    
    .nav-links.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-link {
        font-size: 1.1rem;
        text-align: center;
        padding: 0.75rem;
        border-bottom: 1px solid var(--border);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-menu-btn span {
        background: var(--text-primary);
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-section {
        padding-top: 70px;
        text-align: center;
        min-height: 90vh;
        padding-bottom: 3rem;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-title {
        font-size: clamp(2rem, 6vw, 3.5rem);
        line-height: 1.2;
        margin-bottom: 1.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
    
    .hero-buttons {
        margin-bottom: 1.5rem;
    }
    
    .btn-large {
        padding: 1rem 1.5rem;
        font-size: 1rem;
        width: 100%;
        max-width: 280px;
    }
    
    .chat-preview {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .chat-window {
        transform: none;
        padding: 0.75rem;
    }
    
    .window-header {
        margin-bottom: 0.5rem;
    }
    
    .window-icon {
        width: 18px;
        height: 18px;
    }
    
    .window-title {
        font-size: 0.8rem;
    }
    
    .message-preview p {
        font-size: 0.8rem;
    }
    
    .ai-response {
        font-size: 0.75rem;
    }
    
    .features-section,
    .pricing-section,
    .cta-section {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: clamp(1.8rem, 5vw, 2.5rem);
        margin-bottom: 1rem;
    }
    
    .section-description {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
        text-align: center;
    }
    
    .feature-title {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }
    
    .feature-description {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .feature-icon {
        width: 40px;
        height: 40px;
    }
    
    .model-mini-logo {
        width: 20px;
        height: 20px;
    }
    
    /* Responsive Pricing */
    .pricing-toggle {
        margin-bottom: 2rem;
    }
    
    .toggle-wrapper {
        gap: 0.75rem;
        padding: 0.4rem;
    }
    
    .toggle-label {
        font-size: 0.85rem;
    }
    
    .discount-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card {
        padding: 1.5rem;
        margin: 0;
    }
    
    .pricing-card.featured {
        transform: none;
        order: -1;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    .plan-name {
        font-size: 1.3rem;
    }
    
    .plan-description {
        font-size: 0.9rem;
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
    
    .feature-item {
        font-size: 0.9rem;
        padding: 0.5rem 0;
    }
    
    .comparison-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .comparison-card {
        padding: 1.5rem;
    }
    
    .comparison-header h3 {
        font-size: 1.3rem;
        margin-bottom: 1.5rem;
    }
    
    /* Responsive CTA */
    .cta-title {
        font-size: clamp(2rem, 6vw, 3.5rem);
        margin-bottom: 1.5rem;
    }
    
    .cta-description {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
    
    .cta-stats {
        gap: 1.5rem;
        margin-bottom: 2.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .cta-stat {
        min-width: 120px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        padding: 1rem 2rem;
        font-size: 1rem;
    }
    
    .cta-trust {
        gap: 1rem;
        flex-direction: column;
        align-items: center;
    }
    
    .trust-item {
        font-size: 0.85rem;
    }
    
    /* Responsive Footer */
    .footer {
        padding: 4rem 0 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }
    
    .footer-brand {
        max-width: none;
    }
    
    .footer-logo {
        justify-content: center;
        margin-bottom: 1.5rem;
    }
    
    .footer-logo-img {
        width: 36px;
        height: 36px;
    }
    
    .footer-logo-text {
        font-size: 1.6rem;
    }
    
    .footer-description {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
    }
    
    .footer-models-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
        max-width: 250px;
        margin: 0 auto 1.5rem;
    }
    
    .footer-model-item {
        padding: 0.4rem;
        font-size: 0.8rem;
    }
    
    .footer-model-logo {
        width: 18px;
        height: 18px;
    }
    
    .footer-social-links {
        justify-content: center;
        gap: 0.75rem;
    }
    
    .footer-social-link {
        width: 36px;
        height: 36px;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .footer-column-title {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .footer-column-links a {
        font-size: 0.9rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .footer-copyright p {
        font-size: 0.85rem;
    }
    
    .footer-badges {
        justify-content: center;
        gap: 0.75rem;
    }
    
    .footer-badge {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
    
    .toggle-wrapper {
        gap: 0.75rem;
        padding: 0.4rem;
    }
    
    .toggle-label {
        font-size: 0.85rem;
    }
    
    .comparison-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .comparison-card {
        padding: 1.5rem;
    }
    
    /* Responsive CTA */
    .cta-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .cta-trust {
        gap: 1rem;
        flex-direction: column;
        align-items: center;
    }
    
    /* Responsive Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .footer-models-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .footer-social-links {
        justify-content: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .footer-badges {
        justify-content: center;
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    .container {
        padding: 0 0.875rem;
    }
    
    .navbar .container {
        height: 65px;
    }
    
    .nav-logo {
        width: 36px;
        height: 36px;
    }
    
    .nav-title {
        font-size: 1.2rem;
    }
    
    .nav-brand {
        gap: 0.5rem;
    }
    
    .hero-section {
        padding-top: 65px;
        min-height: 85vh;
        padding-bottom: 2rem;
    }
    
    .hero-title {
        font-size: clamp(1.8rem, 8vw, 3rem);
        margin-bottom: 1.25rem;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 1.75rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }
    
    .chat-window {
        padding: 0.625rem;
    }
    
    .features-section,
    .pricing-section,
    .cta-section {
        padding: 3.5rem 0;
    }
    
    .section-title {
        font-size: clamp(1.6rem, 7vw, 2.2rem);
        margin-bottom: 0.875rem;
    }
    
    .section-description {
        font-size: 0.95rem;
        margin-bottom: 1.75rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .feature-card {
        padding: 1.25rem;
        border-radius: 10px;
    }
    
    .feature-description {
        font-size: 0.85rem;
        margin-bottom: 1.25rem;
    }
    
    .feature-title {
        font-size: 1rem;
        margin-bottom: 0.625rem;
    }
    
    .model-mini-logo {
        width: 18px;
        height: 18px;
        margin-left: -2px;
    }
    
    .feature-icon {
        width: 36px;
        height: 36px;
    }
    
    .feature-icon-wrapper {
        flex-direction: column;
        align-items: center;
        gap: 0.625rem;
        text-align: center;
    }
    
    .pricing-card {
        padding: 1.25rem;
    }
    
    .plan-name {
        font-size: 1.2rem;
    }
    
    .price-amount {
        font-size: 2.2rem;
    }
    
    .cta-title {
        font-size: clamp(1.8rem, 8vw, 3rem);
        margin-bottom: 1.25rem;
    }
    
    .cta-description {
        font-size: 1rem;
        margin-bottom: 1.75rem;
    }
    
    .cta-stats {
        gap: 1.25rem;
        margin-bottom: 2rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
        max-width: 280px;
    }
    
    .footer {
        padding: 3.5rem 0 1.5rem;
    }
    
    .footer-logo-text {
        font-size: 1.4rem;
    }
    
    .footer-description {
        font-size: 0.9rem;
        margin-bottom: 1.25rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-models-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 200px;
    }
    
    .footer-column-title {
        font-size: 0.95rem;
        margin-bottom: 0.875rem;
    }
    
    .footer-column-links a {
        font-size: 0.85rem;
    }
    
    .footer-social-links {
        gap: 0.625rem;
    }
    
    .footer-social-link {
        width: 32px;
        height: 32px;
    }
    
    .footer-badges {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }
    
    .footer-badge {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }
    
    .pricing-card {
        padding: 1.5rem;
    }
    
    /* Ultra-small screens - stack footer columns vertically */
    .footer-links {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-models-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}