/* ============================================
   NexusFlow - SaaS Landing Page
   Dark Tech UI Theme
   ============================================ */

/* CSS Variables */
:root {
    /* Core Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: rgba(26, 26, 37, 0.6);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    /* Accent Colors */
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #a855f7;
    --accent-glow: rgba(99, 102, 241, 0.4);
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    
    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-accent: rgba(99, 102, 241, 0.3);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    
    /* Spacing */
    --section-padding: clamp(4rem, 10vw, 8rem);
    --container-max: 1200px;
    
    /* Typography */
    --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

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

/* Animated Background */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: -3;
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 50% 30% at 20% 80%, rgba(168, 85, 247, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: -2;
}

.bg-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.4;
    animation: float 20s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0.4; }
    25% { transform: translateY(-30px) translateX(10px); opacity: 0.6; }
    50% { transform: translateY(-20px) translateX(-10px); opacity: 0.3; }
    75% { transform: translateY(-40px) translateX(5px); opacity: 0.5; }
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

/* Section Styling */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-accent);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
}

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

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-accent);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--text-primary);
}

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

.btn-block {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 0.75rem 0;
    background: rgba(10, 10, 15, 0.95);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--accent-primary);
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    padding: 2rem;
    flex-direction: column;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
    z-index: 999;
}

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

.mobile-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color var(--transition-fast);
}

.mobile-menu a:hover {
    color: var(--text-primary);
}

@media (max-width: 900px) {
    .nav-links, .nav-actions {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
}

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

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem 0.5rem 0.5rem;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-accent);
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.stat {
    text-align: left;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-subtle);
}

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

.product-mockup {
    position: relative;
    perspective: 1000px;
}

.mockup-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    transform: translate(-50%, -50%);
    background: var(--gradient-glow);
    filter: blur(60px);
    z-index: -1;
}

.mockup-frame {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-slow);
}

.mockup-frame:hover {
    transform: rotateY(0) rotateX(0);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-subtle);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
}

.mockup-dots span:nth-child(1) { background: #ff5f57; }
.mockup-dots span:nth-child(2) { background: #febc2e; }
.mockup-dots span:nth-child(3) { background: #28c840; }

.mockup-title {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.mockup-content {
    padding: 1.5rem;
    min-height: 350px;
}

.dashboard-preview {
    display: flex;
    gap: 1rem;
    height: 100%;
}

.sidebar {
    width: 50px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sidebar-item {
    width: 100%;
    height: 40px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.sidebar-item.active {
    background: var(--gradient-primary);
    box-shadow: var(--shadow-glow);
}

.main-area {
    flex: 1;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.flow-canvas {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    height: 100%;
}

.flow-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.flow-node:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.node-icon {
    font-size: 1.5rem;
}

.node-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.flow-line {
    width: 30px;
    height: 2px;
    background: var(--gradient-primary);
    position: relative;
}

.flow-line::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    border: 4px solid transparent;
    border-left-color: var(--accent-primary);
}

@media (max-width: 900px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .mockup-frame {
        transform: none;
    }
}

/* Social Proof */
.social-proof {
    padding: 3rem 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
}

.trust-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.logo-carousel {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

.logo-track {
    display: flex;
    gap: 4rem;
    animation: scroll 30s linear infinite;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.company-logo {
    flex-shrink: 0;
    height: 30px;
    color: var(--text-muted);
    opacity: 0.6;
    transition: opacity var(--transition-base);
}

.company-logo:hover {
    opacity: 1;
}

.company-logo svg {
    height: 100%;
    width: auto;
}

/* Features Section */
.features {
    padding: var(--section-padding) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    position: relative;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, transparent 40%, var(--accent-primary) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.1);
}

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

.feature-card.featured {
    background: var(--gradient-subtle);
    border-color: var(--border-accent);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.25rem 0.75rem;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

@media (max-width: 900px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* Demo / Carousel Section */
.demo {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.demo-carousel {
    max-width: 900px;
    margin: 0 auto;
}

.carousel-container {
    overflow: hidden;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
    flex: 0 0 100%;
    padding: 0 1rem;
}

.screen-mockup {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.screen-header {
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-subtle);
}

.screen-dots {
    display: flex;
    gap: 6px;
}

.screen-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.screen-dots span:nth-child(1) { background: #ff5f57; }
.screen-dots span:nth-child(2) { background: #febc2e; }
.screen-dots span:nth-child(3) { background: #28c840; }

.screen-content {
    padding: 2rem;
    min-height: 350px;
}

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

.screen-visual h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.screen-visual p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.mini-cards {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.mini-card {
    width: 150px;
    height: 100px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}

.flow-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.flow-block {
    width: 60px;
    height: 60px;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
}

.flow-arrow {
    color: var(--accent-primary);
    font-size: 1.5rem;
}

.chart-preview {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 1rem;
    height: 150px;
}

.bar {
    width: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: all var(--transition-base);
}

.bar:hover {
    filter: brightness(1.2);
}

.integration-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    max-width: 300px;
    margin: 0 auto;
}

.integration-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
}

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.carousel-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.carousel-btn:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.carousel-dots {
    display: flex;
    gap: 0.75rem;
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--text-muted);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
}

.dot.active {
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Use Cases Section */
.use-cases {
    padding: var(--section-padding) 0;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.use-case-card {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.use-case-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.use-case-visual {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
}

.visual-icon {
    font-size: 2rem;
}

.use-case-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.use-case-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.use-case-list {
    list-style: none;
}

.use-case-list li {
    position: relative;
    padding-left: 1.25rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.use-case-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

@media (max-width: 900px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .use-case-card {
        flex-direction: column;
        text-align: center;
    }
    
    .use-case-visual {
        margin: 0 auto;
    }
    
    .use-case-list li {
        padding-left: 0;
    }
    
    .use-case-list li::before {
        display: none;
    }
}

/* Comparison Section */
.comparison {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.comparison-card {
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
}

.comparison-card.others {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-card.nexusflow {
    background: var(--gradient-subtle);
    border-color: var(--border-accent);
    position: relative;
}

.comparison-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.comparison-label {
    font-size: 1.25rem;
    font-weight: 600;
}

.comparison-badge {
    padding: 0.25rem 0.75rem;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
}

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

.comparison-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-subtle);
}

.comparison-list li:last-child {
    border-bottom: none;
}

.comparison-list svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.comparison-list .negative svg {
    color: #ef4444;
}

.comparison-list .positive svg {
    color: #22c55e;
}

@media (max-width: 600px) {
    .comparison-grid {
        grid-template-columns: 1fr;
    }
}

/* Pricing Section */
.pricing {
    padding: var(--section-padding) 0;
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.toggle-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.save-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

.toggle {
    position: relative;
    width: 52px;
    height: 28px;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 50px;
    transition: all var(--transition-base);
}

.slider::before {
    position: absolute;
    content: '';
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--text-primary);
    border-radius: 50%;
    transition: all var(--transition-base);
}

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

.toggle input:checked + .slider::before {
    transform: translateX(24px);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: stretch;
}

.pricing-card {
    position: relative;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.pricing-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.pricing-card.featured {
    background: var(--gradient-subtle);
    border-color: var(--accent-primary);
    transform: scale(1.05);
}

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

.featured-ribbon {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.4rem 1.25rem;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

.pricing-header {
    margin-bottom: 1.5rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.pricing-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-bottom: 2rem;
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.price-amount {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
}

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

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.pricing-features svg {
    width: 18px;
    height: 18px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

@media (max-width: 900px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
}

/* FAQ Section */
.faq {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-subtle);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1.5rem 0;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: color var(--transition-base);
}

.faq-question:hover {
    color: var(--accent-primary);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--accent-primary);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question svg {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 1.5rem;
}

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

/* CTA Section */
.cta {
    padding: var(--section-padding) 0;
}

.cta-card {
    position: relative;
    padding: 4rem;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-xl);
    text-align: center;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.2) 0%, transparent 60%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.signup-form {
    max-width: 500px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.input-group input {
    flex: 1;
    padding: 1rem 1.25rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    outline: none;
    transition: all var(--transition-base);
}

.input-group input::placeholder {
    color: var(--text-muted);
}

.input-group input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-note {
    color: var(--text-muted);
    font-size: 0.85rem;
}

@media (max-width: 600px) {
    .cta-card {
        padding: 2.5rem 1.5rem;
    }
    
    .input-group {
        flex-direction: column;
    }
}

/* Footer */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    max-width: 280px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-links a:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

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

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

.footer-column h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.4rem 0;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.badge {
    padding: 0.4rem 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animations */
.features-grid .reveal:nth-child(1) { transition-delay: 0s; }
.features-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.features-grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.features-grid .reveal:nth-child(4) { transition-delay: 0.3s; }
.features-grid .reveal:nth-child(5) { transition-delay: 0.4s; }

.pricing-grid .reveal:nth-child(1) { transition-delay: 0s; }
.pricing-grid .reveal:nth-child(2) { transition-delay: 0.15s; }
.pricing-grid .reveal:nth-child(3) { transition-delay: 0.3s; }

.use-cases-grid .reveal:nth-child(1) { transition-delay: 0s; }
.use-cases-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.use-cases-grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.use-cases-grid .reveal:nth-child(4) { transition-delay: 0.3s; }

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* Selection */
::selection {
    background: var(--accent-primary);
    color: white;
}

/* Focus States */
:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}