/* ============================================
   OPSONIQ - Futuristic Dark Theme Styles
   Next-Generation Cognitive Automation Platform
   ============================================ */

/* ============================================
   CSS Variables - Dark Theme Design System
   ============================================ */
:root {
    /* Dark Theme Colors */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #1a1a2e;
    --color-bg-tertiary: #16213e;

    /* Brand Colors - Vibrant Gradients */
    --color-primary: #6366f1;
    --color-secondary: #8b5cf6;
    --color-accent: #06b6d4;
    --color-success: #10b981;
    --color-error: #ef4444;

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b4b4b4;
    --color-text-tertiary: #808080;

    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-hover-bg: rgba(255, 255, 255, 0.05);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: rgba(99, 102, 241, 0.3);
    color: var(--color-text-primary);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ============================================
   Animated Gradient Background
   ============================================ */
.gradient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    will-change: transform;
}

.orb1 {
    width: 500px;
    height: 500px;
    background: #6366f1;
    top: -10%;
    left: -10%;
    animation: float 20s infinite ease-in-out;
}

.orb2 {
    width: 400px;
    height: 400px;
    background: #8b5cf6;
    bottom: -10%;
    right: -10%;
    animation: float 20s infinite ease-in-out;
    animation-delay: 7s;
}

.orb3 {
    width: 300px;
    height: 300px;
    background: #06b6d4;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 20s infinite ease-in-out;
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(50px, 50px) scale(1.1);
    }
    50% {
        transform: translate(-30px, 80px) scale(0.9);
    }
    75% {
        transform: translate(-80px, -30px) scale(1.05);
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-padding {
    padding: var(--spacing-3xl) 0;
}

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

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

/* Gradient Text Effect */
.section-title,
.hero-title,
.feature-title,
.use-case-title,
.step-title,
.comparison-title {
    background: linear-gradient(135deg, #ffffff, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Reveal on Scroll Animation */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s var(--transition-base), transform 0.6s var(--transition-base);
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-fade-in:nth-child(1) {
    animation-delay: 0s;
}

.animate-fade-in:nth-child(2) {
    animation-delay: 0.2s;
}

.animate-fade-in:nth-child(3) {
    animation-delay: 0.4s;
}

.animate-fade-in:nth-child(4) {
    animation-delay: 0.6s;
}

/* ============================================
   Navigation Bar
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.9);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
    transition: width var(--transition-fast);
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn svg {
    flex-shrink: 0;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: var(--color-text-primary);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--glass-hover-bg);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.btn-nav-cta {
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: var(--color-text-primary);
    border-radius: var(--radius-md);
    font-weight: 600;
}

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

.btn-form {
    width: 100%;
}

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

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-2xl) 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 2rem;
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    opacity: 0;
}

.hero-badge svg {
    animation: spin 3s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    opacity: 0;
}

.hero-subtitle {
    font-size: 1.375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

/* ============================================
   Trust Indicators
   ============================================ */
.trust-indicators {
    padding: var(--spacing-2xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, 0.5);
    box-shadow: 0 20px 60px rgba(139, 92, 246, 0.2);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon-box {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
}

.stat-icon-box svg {
    width: 32px;
    height: 32px;
}

.stat-number {
    display: inline-block;
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-suffix {
    display: inline-block;
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 0.25rem;
}

.stat-label {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.stat-description {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}

/* ============================================
   Platform Preview
   ============================================ */
.platform-preview {
    padding: var(--spacing-3xl) 0;
}

.preview-container {
    perspective: 1000px;
}

.preview-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transform: rotateX(5deg);
    transition: transform var(--transition-slow);
}

.preview-container:hover .preview-glass {
    transform: rotateX(0deg);
}

.preview-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--glass-border);
}

.preview-dots {
    display: flex;
    gap: 0.5rem;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--glass-border);
}

.preview-dots span:nth-child(1) {
    background: #ef4444;
}

.preview-dots span:nth-child(2) {
    background: #f59e0b;
}

.preview-dots span:nth-child(3) {
    background: #10b981;
}

.preview-title {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.preview-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.preview-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-4px);
}

.preview-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.preview-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* ============================================
   Problem/Solution Section
   ============================================ */
.problem-solution {
    background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.05), transparent);
}

.two-column-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.problem-box,
.solution-box {
    padding: var(--spacing-xl);
    position: relative;
}

.box-icon-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.box-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.box-icon.error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.box-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.box-icon svg {
    width: 28px;
    height: 28px;
}

.box-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.challenge-list,
.solution-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.challenge-list li,
.solution-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 1rem;
    line-height: 1.7;
}

.icon-x {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.875rem;
}

.icon-check {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.875rem;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: var(--spacing-3xl) 0;
}

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

.feature-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.feature-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(139, 92, 246, 0.5);
    box-shadow: 0 20px 60px rgba(139, 92, 246, 0.2);
}

.feature-card:hover .feature-glow {
    opacity: 1;
}

.feature-icon-box {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.feature-icon-box svg {
    width: 32px;
    height: 32px;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.feature-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ============================================
   Use Cases Section
   ============================================ */
.use-cases {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.05), transparent);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.use-case-card {
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.use-case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(139, 92, 246, 0.2);
}

.use-case-icon-box {
    width: 72px;
    height: 72px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.use-case-icon-box svg {
    width: 36px;
    height: 36px;
}

.use-case-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.use-case-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.use-case-list li {
    padding-left: var(--spacing-md);
    position: relative;
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.use-case-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* ============================================
   How It Works Section
   ============================================ */
.how-it-works {
    padding: var(--spacing-3xl) 0;
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 250px;
    max-width: 320px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    transition: all var(--transition-base);
}

.step-card:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, 0.5);
}

.step-number {
    position: absolute;
    top: -24px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: var(--color-text-primary);
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.step-icon-box {
    width: 72px;
    height: 72px;
    margin: var(--spacing-md) auto;
    color: var(--color-primary);
}

.step-icon-box svg {
    width: 100%;
    height: 100%;
}

.step-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.step-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    position: relative;
}

.step-connector::after {
    content: '→';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-primary);
    font-size: 1.5rem;
}

/* ============================================
   Why OPSONIQ Section
   ============================================ */
.why-opsoniq {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.05), transparent);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.comparison-card {
    padding: var(--spacing-xl);
    border: 2px solid var(--glass-border);
    transition: all var(--transition-base);
}

.comparison-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
}

.comparison-card.highlight {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-color: var(--color-primary);
}

.comparison-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.comparison-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    flex-shrink: 0;
}

.comparison-icon svg {
    width: 28px;
    height: 28px;
}

.comparison-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.comparison-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.comparison-list li {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.comparison-list strong {
    color: var(--color-primary);
    font-weight: 600;
}

/* ============================================
   Demo Section
   ============================================ */
.demo-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
}

.demo-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
    align-items: start;
}

.demo-text .section-title,
.demo-text .section-subtitle {
    text-align: left;
    margin: 0 0 var(--spacing-md) 0;
}

.demo-benefits {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.demo-benefits li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

.demo-benefits svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-success);
}

/* ============================================
   Form Styles
   ============================================ */
.demo-form-container {
    background: var(--color-text-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.demo-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-bg-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-bg-primary);
    background-color: var(--color-text-primary);
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
}

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

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--glass-border);
}

/* Footer 5 columns on desktop */
@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(5, 1fr);
    }
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: var(--color-text-primary);
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

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

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.footer-legal a {
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-primary);
}

/* ============================================
   Responsive Design - Tablet
   ============================================ */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .step-connector {
        display: none;
    }

    .preview-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Responsive Design - Mobile
   ============================================ */
@media (max-width: 768px) {
    :root {
        --spacing-3xl: 3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .stat-number {
        font-size: 3rem;
    }

    .stat-suffix {
        font-size: 2rem;
    }

    /* Mobile Navigation */
    .nav-menu {
        position: fixed;
        top: 65px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg-primary);
        backdrop-filter: blur(20px);
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--glass-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        gap: var(--spacing-sm);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(8px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-8px);
    }

    /* Hero */
    .hero {
        min-height: auto;
        padding: var(--spacing-3xl) 0;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    /* Grids */
    .stats-grid,
    .features-grid,
    .use-cases-grid,
    .comparison-grid,
    .two-column-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Steps */
    .steps-container {
        flex-direction: column;
    }

    .step-card {
        max-width: 100%;
    }

    /* Demo Section */
    .demo-content {
        grid-template-columns: 1fr;
    }

    .demo-text .section-title {
        text-align: center;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    /* Orbs - Smaller on mobile */
    .orb1,
    .orb2,
    .orb3 {
        width: 250px;
        height: 250px;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .navbar,
    .mobile-menu-toggle,
    .hero-cta,
    .demo-section,
    .gradient-bg {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}