/*
========================================
STYLE.CSS FOR EDVINITY.AI LANDING PAGE
========================================
Modern, Sophisticated AI Company Design
- Cutting-edge visual language
- Advanced typography system
- Elegant animations and interactions
- Premium user experience
- Optimized for conversions
========================================
*/

/* CSS Variables & Advanced Design System */
:root {
    /* Soliv AI Brand Color Palette */
    --color-primary: #445526;
    --color-primary-light: #6e8b3c;
    --color-primary-dark: #45382b;
    --color-secondary: #6e8b3c;
    --color-accent: #76193b;
    --color-accent-light: #75aee1;
    --color-success: #6e8b3c;
    --color-warning: #f59e0b;
    --color-error: #76193b;

    /* Gradient System */
    --gradient-primary: linear-gradient(135deg, #445526 0%, #6e8b3c 50%, #75aee1 100%);
    --gradient-secondary: linear-gradient(135deg, #6e8b3c 0%, #75aee1 100%);
    --gradient-accent: linear-gradient(135deg, #76193b 0%, #45382b 100%);
    --gradient-surface: linear-gradient(135deg, rgba(249,247,243,0.8) 0%, rgba(249,247,243,0.4) 100%);
    --gradient-text: linear-gradient(135deg, #18171b 0%, #45382b 100%);

    /* Brand Inspired Gradients */
    --gradient-neural: conic-gradient(from 180deg at 50% 50%, #445526 0deg, #6e8b3c 72deg, #75aee1 144deg, #76193b 216deg, #45382b 288deg, #445526 360deg);
    --gradient-mesh: radial-gradient(circle at 20% 50%, rgba(68, 85, 38, 0.08) 0%, transparent 50%), 
                     radial-gradient(circle at 80% 20%, rgba(110, 139, 60, 0.08) 0%, transparent 50%),
                     radial-gradient(circle at 40% 80%, rgba(117, 174, 225, 0.08) 0%, transparent 50%);

    /* Advanced Background System */
    --color-bg-primary: #f9f7f3;
    --color-bg-secondary: #ffffff;
    --color-bg-tertiary: #f5f3ef;
    --color-surface: rgba(249, 247, 243, 0.95);
    --color-surface-elevated: rgba(255, 255, 255, 0.98);
    --color-surface-glass: rgba(249, 247, 243, 0.85);

    /* Typography System */
    --color-text-primary: #18171b;
    --color-text-secondary: #45382b;
    --color-text-tertiary: #64748b;
    --color-text-muted: #94a3b8;
    --color-text-accent: var(--color-primary);

    /* Border & Effects */
    --color-border: #e8e6e2;
    --color-border-light: #f5f3ef;
    --color-border-accent: rgba(68, 85, 38, 0.2);

    /* Advanced Shadow System */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 20px rgba(68, 85, 38, 0.3);
    --shadow-neural: 0 8px 32px rgba(68, 85, 38, 0.12);

    /* Typography Scale */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-family-display: 'Poppins', 'Inter', sans-serif;
    --font-family-mono: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;

    /* Fluid Typography - Further reduced scale for optimal readability */
    --text-xs: clamp(0.65rem, 0.6rem + 0.2vw, 0.75rem);
    --text-sm: clamp(0.75rem, 0.7rem + 0.25vw, 0.85rem);
    --text-base: clamp(0.85rem, 0.8rem + 0.25vw, 0.95rem);
    --text-lg: clamp(0.95rem, 0.85rem + 0.4vw, 1.05rem);
    --text-xl: clamp(1.05rem, 0.95rem + 0.5vw, 1.2rem);
    --text-2xl: clamp(1.2rem, 1.05rem + 0.7vw, 1.45rem);
    --text-3xl: clamp(1.45rem, 1.25rem + 1vw, 1.8rem);
    --text-4xl: clamp(1.8rem, 1.5rem + 1.2vw, 2.2rem);
    --text-5xl: clamp(2.2rem, 1.8rem + 1.8vw, 2.8rem);
    --text-6xl: clamp(2.8rem, 2.2rem + 2.5vw, 4rem);

    /* Advanced Spacing System - Reduced scale */
    --space-px: 1px;
    --space-0: 0;
    --space-1: 0.2rem;
    --space-2: 0.4rem;
    --space-3: 0.6rem;
    --space-4: 0.8rem;
    --space-5: 1rem;
    --space-6: 1.2rem;
    --space-8: 1.6rem;
    --space-10: 2rem;
    --space-12: 2.4rem;
    --space-16: 3.2rem;
    --space-20: 4rem;
    --space-24: 4.8rem;
    --space-32: 6.4rem;
    --space-40: 8rem;
    --space-48: 9.6rem;
    --space-56: 11.2rem;
    --space-64: 12.8rem;

    /* Border Radius System */
    --radius-none: 0;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* Animation System */
    --duration-fast: 150ms;
    --duration-normal: 300ms;
    --duration-slow: 500ms;
    --duration-slower: 700ms;
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-neural: cubic-bezier(0.25, 0.46, 0.45, 0.94);

    /* Layout System */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

/* Enhanced Global Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-primary);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Advanced Container System */
.container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-8);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-10);
    }
}

/* Sophisticated Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--space-20);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-family: var(--font-family-display);
    font-size: var(--text-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.section-header p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Advanced Button System */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-xl);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--text-base);
    transition: all var(--duration-normal) var(--ease-neural);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    backdrop-filter: blur(10px);
    transform: translateZ(0);
    will-change: transform;
}

.btn::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 var(--duration-slow) var(--ease-out);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.1) inset;
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-primary:hover {
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

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

.btn-secondary:hover {
    box-shadow: var(--shadow-2xl);
}

.btn-outline {
    background: var(--color-surface-glass);
    color: var(--color-text-primary);
    border: 2px solid var(--color-border-accent);
    backdrop-filter: blur(20px);
}

.btn-outline:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.btn-large {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
    border-radius: var(--radius-2xl);
}

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

/* Revolutionary Header Design */
.navbar {
    background: var(--color-surface-glass);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--space-2) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--duration-normal) var(--ease-out);
}

.navbar.scrolled {
    background: var(--color-surface-elevated);
    box-shadow: var(--shadow-lg);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 96px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    transition: all var(--duration-normal) var(--ease-neural);
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    z-index: -1;
}

.logo:hover::after {
    opacity: 0.1;
}

.logo-img {
    height: 80px;
    width: auto;
    transition: transform var(--duration-normal) var(--ease-neural);
}

.logo:hover .logo-img {
}

.logo-text {
    font-family: var(--font-family-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
}

.nav-links ul {
    display: flex;
    list-style: none;
    gap: var(--space-6);
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: var(--text-base);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
}

.nav-links a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    z-index: -1;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--duration-normal) var(--ease-out);
}

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

.nav-links a:hover::before {
    opacity: 0.1;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-buttons {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    height: 100%;
}

#menu-button {
    display: none;
    font-size: var(--text-xl);
    cursor: pointer;
    color: var(--color-text-primary);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all var(--duration-normal) var(--ease-out);
}

#menu-button:hover {
    background: var(--color-bg-tertiary);
}

/* Cutting-Edge Hero Section */
.hero {
    padding: var(--space-1) 0 var(--space-20);
    background: var(--color-bg-primary);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    pointer-events: none;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 20%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: var(--gradient-neural);
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    z-index: 1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-20);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-surface-glass);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-full);
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-normal) var(--ease-out);
}

.hero-badge:hover {
    box-shadow: var(--shadow-lg);
}

.hero-badge i {
    color: var(--color-accent);
    font-size: var(--text-base);
}

.hero h1 {
    font-family: var(--font-family-display);
    font-size: var(--text-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-8);
    letter-spacing: -0.02em;
}

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

.gradient-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    background: var(--gradient-neural);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    opacity: 0;
    transition: opacity var(--duration-slow) var(--ease-out);
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-10);
    line-height: 1.7;
    max-width: 600px;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-4);
    background: var(--color-surface-glass);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    transition: all var(--duration-normal) var(--ease-out);
}

.feature-badge:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-border-accent);
}

.feature-badge i {
    color: var(--color-success);
    font-size: var(--text-lg);
}

.hero-cta {
    display: flex;
    gap: var(--space-6);
    margin-bottom: var(--space-16);
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-top: var(--space-12);
}

.stat {
    text-align: center;
    padding: var(--space-4);
    background: var(--color-surface-glass);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    transition: all var(--duration-normal) var(--ease-out);
}

.stat:hover {
    box-shadow: var(--shadow-lg);
}

.stat-number {
    display: block;
    font-family: var(--font-family-display);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
    margin-top: var(--space-1);
}

/* Revolutionary Hero Visual */
.hero-visual {
    position: relative;
}

.mockup-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    position: relative;
    transition: transform var(--duration-slow) var(--ease-neural);
}

.mockup-container:hover {
}

.chat-mockup,
.canvas-mockup {
    background: var(--color-surface-glass);
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-neural);
    overflow: hidden;
    border: 1px solid var(--color-border-accent);
    backdrop-filter: blur(20px);
    position: relative;
}

.chat-mockup::before,
.canvas-mockup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.chat-header,
.canvas-header {
    padding: var(--space-5);
    background: var(--color-surface-elevated);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 600;
    font-size: var(--text-base);
}

.chat-avatar {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-md);
}

.chat-status {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    margin-left: auto;
}

.canvas-tools {
    margin-left: auto;
    display: flex;
    gap: var(--space-3);
}

.canvas-tools i {
    color: var(--color-text-secondary);
    font-size: var(--text-base);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all var(--duration-fast) var(--ease-out);
}

.canvas-tools i:hover {
    color: var(--color-primary);
    background: var(--color-bg-tertiary);
}

.chat-messages {
    padding: var(--space-6);
    min-height: 200px;
}

.message {
    margin-bottom: var(--space-4);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-xl);
    font-size: var(--text-base);
    max-width: 85%;
    position: relative;
}

.message.ai {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.message.user {
    background: var(--gradient-primary);
    color: white;
    margin-left: auto;
    box-shadow: var(--shadow-md);
}

.canvas-content {
    padding: var(--space-3);
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
}

.canvas-demo {
    width: 100%;
    height: 100%;
    filter: drop-shadow(var(--shadow-sm));
}

.canvas-demo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

/* Elegant Problem/Solution Section */
.problem-solution {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
    position: relative;
}

.problem-solution::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(67, 56, 202, 0.03) 50%, transparent 100%);
    pointer-events: none;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-20);
}

.problem-item {
    text-align: center;
    padding: var(--space-8);
    background: var(--color-surface-glass);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    transition: all var(--duration-normal) var(--ease-neural);
    position: relative;
    overflow: hidden;
}

.problem-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #ef4444, #f97316);
    transform: translateX(-100%);
    transition: transform var(--duration-normal) var(--ease-out);
}

.problem-item:hover::before {
    transform: translateX(0);
}

.problem-item:hover {
    box-shadow: var(--shadow-xl);
}

.problem-icon {
    font-size: var(--text-4xl);
    color: #ef4444;
    margin-bottom: var(--space-6);
    opacity: 0.8;
    display: block;
}

.problem-item h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.problem-item p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.solution-bridge {
    text-align: center;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.bridge-content {
    background: var(--color-surface);
    border-radius: var(--radius-3xl);
    padding: var(--space-12);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--color-border-accent);
    position: relative;
    overflow: hidden;
}

.bridge-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    opacity: 0.3;
    pointer-events: none;
}

.solution-arrow {
    font-size: var(--text-3xl);
    color: var(--color-success);
    margin-bottom: var(--space-6);
}

.bridge-content h3 {
    font-size: var(--text-2xl);
    line-height: 1.4;
    position: relative;
    z-index: 1;
}

.highlight {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
    position: relative;
}

/* Revolutionary Features Section */
.features {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-10);
}

.feature-card {
    background: var(--color-surface-glass);
    border-radius: var(--radius-3xl);
    padding: var(--space-10);
    border: 1px solid var(--color-border);
    transition: all var(--duration-slow) var(--ease-neural);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    transform: translateZ(0);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: translateX(-100%);
    transition: transform var(--duration-normal) var(--ease-out);
}

.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    filter: blur(40px);
    transition: opacity var(--duration-slow) var(--ease-out);
    z-index: -1;
}

.feature-card:hover {
    box-shadow: var(--shadow-2xl);
}

.feature-card:hover::before {
    transform: translateX(0);
}

.feature-card:hover::after {
    opacity: 0.05;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-8);
    box-shadow: var(--shadow-lg);
    position: relative;
    transition: all var(--duration-normal) var(--ease-neural);
}

.feature-card:hover .feature-icon {
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.feature-icon i {
    font-size: var(--text-3xl);
    color: white;
}

.feature-card h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.feature-card p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
}

.feature-demo {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    border: 1px solid var(--color-border);
}

.demo-chat {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.demo-message,
.demo-response {
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
}

.demo-message {
    background: var(--color-primary);
    color: white;
    align-self: flex-end;
}

.demo-response {
    background: var(--color-surface);
    color: var(--color-text-primary);
}

.demo-canvas {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.canvas-element {
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

.demo-upload {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

.demo-upload i {
    font-size: var(--text-lg);
    color: var(--color-primary);
}

.demo-agents {
    display: flex;
    gap: var(--space-3);
}

.agent {
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

/* Revolutionary How It Works Section */
.how-it-works {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
    position: relative;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 0%, rgba(67, 56, 202, 0.02) 50%, transparent 100%);
    pointer-events: none;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-12);
    position: relative;
}

.steps-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 15%;
    right: 15%;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.3;
    z-index: 0;
}

.step {
    position: relative;
    background: var(--color-surface);
    border-radius: var(--radius-3xl);
    padding: var(--space-12);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--duration-slow) var(--ease-neural);
    z-index: 1;
    backdrop-filter: blur(10px);
}

.step:hover {
    box-shadow: var(--shadow-2xl);
}

.step-number {
    position: absolute;
    top: -24px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: var(--text-xl);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--color-surface);
}

.step-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--space-8) auto var(--space-6);
    box-shadow: var(--shadow-lg);
    transition: all var(--duration-normal) var(--ease-neural);
}

.step:hover .step-icon {
    box-shadow: var(--shadow-xl);
}

.step-icon i {
    font-size: var(--text-4xl);
    color: white;
}

.step h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.step p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
    font-size: var(--text-base);
}

.step-visual {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-border);
}

.input-demo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.processing-demo {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.process-step {
    padding: var(--space-3) var(--space-4);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.learning-demo {
    display: flex;
    gap: var(--space-3);
}

.demo-chat-bubble,
.demo-canvas-element {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

/* Sophisticated Benefits Section */
.benefits {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-10);
    margin-bottom: var(--space-24);
}

.benefit-card {
    background: var(--color-surface-glass);
    border-radius: var(--radius-3xl);
    padding: var(--space-10);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--duration-slow) var(--ease-neural);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    z-index: -1;
}

.benefit-card:hover {
    box-shadow: var(--shadow-2xl);
}

.benefit-card:hover::before {
    opacity: 0.05;
}

.benefit-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-8);
    box-shadow: var(--shadow-lg);
    transition: all var(--duration-normal) var(--ease-neural);
}

.benefit-card:hover .benefit-icon {
    box-shadow: var(--shadow-xl);
}

.benefit-icon i {
    font-size: var(--text-4xl);
    color: white;
}

.benefit-card h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.benefit-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: var(--text-base);
}

/* Enhanced Benefit Visual Elements */
.benefit-visual {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

/* Learn at Your Own Pace - Progress Indicator */
.pace-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    width: 100%;
}

.progress-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    width: 100%;
}

.step-dot {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-tertiary);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    transition: all var(--duration-normal) var(--ease-neural);
    position: relative;
}

.step-dot.completed {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.step-dot.active {
    background: var(--color-surface);
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(67, 56, 202, 0.1);
    animation: pulseStep 2s infinite ease-in-out;
}

.step-line {
    width: 60px;
    height: 3px;
    background: var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--duration-normal) var(--ease-out);
}

.step-line.completed {
    background: var(--gradient-primary);
}

.pace-labels {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 260px;
    margin: 0 auto;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
    text-align: center;
}

/* Multiple Learning Styles - Style Icons */
.learning-styles {
    display: flex;
    justify-content: space-around;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.style-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    min-width: 80px;
    transition: all var(--duration-normal) var(--ease-neural);
    cursor: pointer;
}

.style-item:hover {
    transform: translateY(-4px);
}

.style-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    transition: all var(--duration-normal) var(--ease-neural);
    position: relative;
    overflow: hidden;
}

.style-item.visual .style-icon {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: var(--shadow-lg);
}

.style-item.auditory .style-icon {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    box-shadow: var(--shadow-lg);
}

.style-item.kinesthetic .style-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    box-shadow: var(--shadow-lg);
}

.style-item:hover .style-icon {
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.style-item span {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-align: center;
}

/* Always Available & Affordable - Availability Chart */
.availability-chart {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cost-comparison {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: wrap;
    justify-content: center;
}

.cost-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    min-width: 80px;
    transition: all var(--duration-normal) var(--ease-neural);
}

.cost-item.traditional {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
}

.cost-item.edvinity {
    background: linear-gradient(135deg, rgba(67, 56, 202, 0.1), rgba(99, 102, 241, 0.1));
    border: 1px solid var(--color-border-accent);
}

.cost-item i {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
}

.cost-item.edvinity i {
    color: var(--color-primary);
}

.cost-item span {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--color-text-primary);
}

.cost-item small {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.vs-indicator {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

/* Animations for visual elements */
@keyframes pulseStep {
    0%, 100% {
        box-shadow: var(--shadow-lg), 0 0 0 4px rgba(67, 56, 202, 0.1);
    }
    50% {
        box-shadow: var(--shadow-xl), 0 0 0 8px rgba(67, 56, 202, 0.2);
    }
}



/* Responsive adjustments for benefit visuals */
@media (max-width: 768px) {
    .benefit-visual {
        margin-top: var(--space-6);
        padding-top: var(--space-4);
    }
    
    .progress-steps {
        gap: var(--space-1);
    }
    
    .step-line {
        width: 40px;
    }
    
    .pace-labels {
        max-width: 200px;
        font-size: var(--text-xs);
    }
    
    .learning-styles {
        gap: var(--space-3);
    }
    
    .style-item {
        min-width: 70px;
    }
    
    .style-icon {
        width: 48px;
        height: 48px;
        font-size: var(--text-xl);
    }
    
    .cost-comparison {
        gap: var(--space-3);
    }
    
    .cost-item {
        min-width: 70px;
        padding: var(--space-3);
    }
}

/* Elegant Testimonials */
.testimonials {
    text-align: center;
}

.testimonials h3 {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: var(--space-12);
    color: var(--color-text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-10);
}

.testimonial {
    background: var(--color-surface);
    border-radius: var(--radius-3xl);
    padding: var(--space-10);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transition: all var(--duration-normal) var(--ease-neural);
    position: relative;
    overflow: hidden;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: var(--space-6);
    left: var(--space-6);
    font-size: var(--text-6xl);
    color: var(--color-primary);
    opacity: 0.1;
    font-family: serif;
    line-height: 1;
}

.testimonial:hover {
    box-shadow: var(--shadow-xl);
}

.testimonial-content {
    margin-bottom: var(--space-8);
    position: relative;
    z-index: 1;
}

.testimonial-content p {
    font-style: italic;
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: var(--text-lg);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.author-avatar {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--text-xl);
    box-shadow: var(--shadow-md);
}

.author-info strong {
    display: block;
    color: var(--color-text-primary);
    font-weight: 700;
    font-size: var(--text-base);
}

.author-info span {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

/* Advanced Technology Section */
.technology-trust {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
    position: relative;
}

.technology-trust::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    opacity: 0.5;
    pointer-events: none;
}

.tech-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-10);
    margin-bottom: var(--space-20);
    position: relative;
    z-index: 1;
}

.tech-feature {
    text-align: center;
    padding: var(--space-8);
    background: var(--color-surface-glass);
    border-radius: var(--radius-3xl);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(20px);
    transition: all var(--duration-normal) var(--ease-neural);
}

.tech-feature:hover {
    box-shadow: var(--shadow-xl);
}

.tech-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-secondary);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-8);
    box-shadow: var(--shadow-lg);
    transition: all var(--duration-normal) var(--ease-neural);
}

.tech-feature:hover .tech-icon {
    box-shadow: var(--shadow-xl);
}

.tech-icon i {
    font-size: var(--text-4xl);
    color: white;
}

.tech-feature h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.tech-feature p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: var(--text-base);
}

.tech-stack {
    text-align: center;
    position: relative;
    z-index: 1;
}

.tech-stack h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-8);
    color: var(--color-text-primary);
}

.tech-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.tech-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-3) var(--space-5);
    font-weight: 600;
    font-size: var(--text-base);
    color: var(--color-text-primary);
    transition: all var(--duration-normal) var(--ease-out);
    backdrop-filter: blur(10px);
}

.tech-badge:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.tech-badge i {
    color: var(--color-primary);
    font-size: var(--text-lg);
}

/* Premium Pricing Section */
.pricing {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-20);
}

.toggle-label {
    font-weight: 600;
    color: var(--color-text-secondary);
    font-size: var(--text-base);
}

.toggle-switch {
    position: relative;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-switch label {
    display: block;
    width: 56px;
    height: 28px;
    background: var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    position: relative;
    transition: background var(--duration-normal) var(--ease-out);
}

.toggle-switch label::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    background: white;
    border-radius: 50%;
    transition: transform var(--duration-normal) var(--ease-out);
    box-shadow: var(--shadow-sm);
}

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

.toggle-switch input:checked + label::after {
    transform: translateX(28px);
}

.discount-badge {
    background: var(--gradient-secondary);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-lg);
    font-size: var(--text-xs);
    font-weight: 700;
    margin-left: var(--space-2);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--space-10);
    align-items: stretch;
}

.pricing-card {
    background: var(--color-surface);
    border-radius: var(--radius-3xl);
    padding: var(--space-12);
    border: 1px solid var(--color-border);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: all var(--duration-slow) var(--ease-neural);
    backdrop-filter: blur(20px);
}

.pricing-card:hover {
    box-shadow: var(--shadow-2xl);
}

.pricing-card.featured {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-neural);
    background: var(--color-surface-glass);
}

.pricing-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.03;
    border-radius: var(--radius-3xl);
    pointer-events: none;
}

.pricing-card.featured:hover {
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

.popular-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-2) var(--space-6);
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    font-weight: 700;
    box-shadow: var(--shadow-lg);
}

.pricing-card h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--color-text-primary);
}

.price {
    margin-bottom: var(--space-4);
    display: flex;
    align-items: baseline;
    gap: var(--space-1);
}

.currency {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.amount {
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--color-text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.period {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

.contact-price {
    font-size: var(--text-3xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.plan-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    font-size: var(--text-base);
    line-height: 1.6;
}

.features-list {
    list-style: none;
    margin-bottom: var(--space-10);
    flex-grow: 1;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    color: var(--color-text-secondary);
    font-size: var(--text-base);
}

.features-list i {
    color: var(--color-success);
    font-size: var(--text-lg);
    min-width: 20px;
}

/* Modern FAQ Section */
.faq {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(67, 56, 202, 0.02) 0%, transparent 50%, rgba(99, 102, 241, 0.02) 100%);
    pointer-events: none;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.faq-item {
    background: var(--color-surface-glass);
    border-radius: var(--radius-3xl);
    margin-bottom: var(--space-6);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all var(--duration-slow) var(--ease-neural);
    backdrop-filter: blur(20px);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: translateX(-100%);
    transition: transform var(--duration-slow) var(--ease-out);
}

.faq-item:hover {
    box-shadow: var(--shadow-xl);
    border-color: var(--color-border-accent);
    transform: translateY(-2px);
}

.faq-item:hover::before {
    transform: translateX(0);
}

.faq-item.active {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(67, 56, 202, 0.1);
}

.faq-item.active::before {
    transform: translateX(0);
}

.faq-question {
    padding: var(--space-10);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-6);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
}

.faq-question::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    border-radius: var(--radius-3xl) var(--radius-3xl) 0 0;
    z-index: -1;
}

.faq-question:hover::after {
    opacity: 0.03;
}

.faq-item.active .faq-question::after {
    opacity: 0.05;
}

.faq-question h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
    line-height: 1.4;
    flex: 1;
    font-family: var(--font-family-display);
}

.faq-icon {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    transition: all var(--duration-normal) var(--ease-neural);
    background: var(--color-bg-tertiary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.faq-item:hover .faq-icon {
    background: var(--color-surface-elevated);
    box-shadow: var(--shadow-md);
}

.faq-item.active .faq-icon {
    background: var(--gradient-primary);
    color: white;
    transform: rotate(135deg);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.faq-answer {
    padding: 0 var(--space-10);
    max-height: 0;
    overflow: hidden;
    transition: all var(--duration-slow) var(--ease-neural);
    opacity: 0;
    transform: translateY(-10px);
    display: flex;
    align-items: center;
}

.faq-item.active .faq-answer {
    max-height: 400px;
    padding: var(--space-6) var(--space-10);
    opacity: 1;
    transform: translateY(0);
}

.faq-answer p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin: 0;
    font-size: var(--text-lg);
    background: var(--color-bg-tertiary);
    padding: var(--space-6) var(--space-8);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border);
    position: relative;
    width: 100%;
    flex-shrink: 0;
}

.faq-answer p::before {
    content: '';
    position: absolute;
    top: -6px;
    left: var(--space-8);
    width: 12px;
    height: 12px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-bottom: none;
    border-right: none;
    transform: rotate(45deg);
}

/* Premium Final CTA Section */
.final-cta {
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    padding: var(--space-24) 0;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-neural);
    opacity: 0.1;
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin-bottom: var(--space-6);
    color: white;
    line-height: 1.2;
}

.cta-content p {
    font-size: var(--text-xl);
    margin-bottom: var(--space-12);
    opacity: 0.9;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.final-cta .btn-outline {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.final-cta .btn-outline:hover {
    background: white;
    color: var(--color-primary);
}

.cta-note {
    font-size: var(--text-sm);
    opacity: 0.8;
    margin: 0;
}

/* Sophisticated Footer */
.footer {
    background: var(--color-text-primary);
    color: white;
    padding: var(--space-24) 0 var(--space-8);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(67, 56, 202, 0.1) 0%, transparent 50%, rgba(99, 102, 241, 0.1) 100%);
    pointer-events: none;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-12);
    margin-bottom: var(--space-12);
    position: relative;
    z-index: 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    margin-bottom: var(--space-6);
    transition: all var(--duration-normal) var(--ease-neural);
}

.footer-logo:hover {
}

.footer-logo-img {
    height: 32px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-logo span {
    font-family: var(--font-family-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-8);
    line-height: 1.7;
    font-size: var(--text-base);
}

.footer-section h4 {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--space-2);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all var(--duration-fast) var(--ease-out);
    font-size: var(--text-base);
    position: relative;
}

.footer-section a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: white;
    transition: width var(--duration-normal) var(--ease-out);
}

.footer-section a:hover {
    color: white;
}

.footer-section a:hover::after {
    width: 100%;
}

.social-links {
    display: flex;
    gap: var(--space-4);
}

.social-links a {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    transition: all var(--duration-normal) var(--ease-neural);
    backdrop-filter: blur(10px);
}

.social-links a::after {
    display: none;
}

.social-links a:hover {
    background: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-base);
    position: relative;
    z-index: 1;
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-8);
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-out);
}

.footer-bottom-links a:hover {
    color: white;
}

/* Advanced Animations */
/* Section Animations */
section {
    padding: var(--space-20) 0;
}

section.visible {
    opacity: 1;
}

/* Advanced Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-16);
        text-align: center;
    }

    .hero-visual {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }

    .mockup-container {
        transform: none;
    }

.mockup-container:hover {
}

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-10);
    }

.pricing-card.featured {
}

.pricing-card.featured:hover {
}

    .steps-container::before {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --space-24: var(--space-16);
        --space-20: var(--space-12);
        --space-16: var(--space-10);
    }

    .container {
        padding: 0 var(--space-4);
    }

    .hero {
        padding: var(--space-1) 0 var(--space-12);
        min-height: auto;
    }

    section {
        padding: var(--space-12) 0;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-surface);
        border-top: 1px solid var(--color-border);
        box-shadow: var(--shadow-xl);
        backdrop-filter: blur(20px);
        border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
    }

    .nav-links.active {
        display: block;
    }

    .nav-links ul {
        flex-direction: column;
        padding: var(--space-6);
        gap: var(--space-4);
    }

    .nav-links a {
        padding: var(--space-4);
        border-radius: var(--radius-lg);
        text-align: center;
    }

    #menu-button {
        display: block;
    }

    .nav-buttons {
        flex-direction: row;
        gap: var(--space-3);
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 320px;
    }

    .problems-grid,
    .features-grid,
    .steps-container,
    .benefits-grid,
    .testimonials-grid,
    .tech-features,
    .pricing-cards {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons .btn {
        width: 100%;
        max-width: 320px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-8);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .tech-badges {
        flex-direction: column;
        align-items: center;
        max-width: 300px;
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: var(--space-3);
    }

    .feature-badge {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .footer-bottom-links {
        flex-direction: column;
        gap: var(--space-2);
    }

    .pricing-card {
        padding: var(--space-8);
    }

    .step {
        padding: var(--space-8);
    }
}