/* ========================================
   XAF AI Extensions Landing Page Styles
   Modern, animated, and battle-tested
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-secondary: #ec4899;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-warm: linear-gradient(135deg, #f59e0b 0%, #dc2626 100%);
    --gradient-cool: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);

    /* Neutrals */
    --color-bg: #0f172a;
    --color-bg-light: #1e293b;
    --color-bg-lighter: #334155;
    --color-text: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;

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

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', var(--font-primary);

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

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

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

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

/* Section Styles */
section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: var(--transition-base);
}

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

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

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--color-text-secondary);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-xlarge {
    padding: 1.25rem 2.5rem;
    font-size: 1.25rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 140px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: -1;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-primary);
    top: -250px;
    left: -250px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-warm);
    bottom: -200px;
    right: -200px;
    animation-delay: -7s;
}

.orb-3 {
    width: 600px;
    height: 600px;
    background: var(--gradient-cool);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content {
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    animation: slideDown 0.6s ease-out;
}

.badge-icon {
    font-size: 1.25rem;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    animation: slideUp 0.6s ease-out 0.2s both;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    animation: slideUp 0.6s ease-out 0.4s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    animation: slideUp 0.6s ease-out 0.6s both;
}

.stat {
    text-align: center;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    animation: slideUp 0.6s ease-out 0.8s both;
}

.hero-image {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    animation: slideUp 0.6s ease-out 1s both;
}

.dashboard-screenshot {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hero Screenshot - Real Product Image */
.hero-screenshot {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
                0 0 40px rgba(99, 102, 241, 0.3);
    border: 1px solid rgba(99, 102, 241, 0.3);
    transition: all var(--transition-slow);
    animation: heroImagePulse 4s ease-in-out infinite;
}

.hero-screenshot:hover {
    transform: scale(1.02);
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.6),
                0 0 60px rgba(99, 102, 241, 0.5);
}

.hero-image-caption {
    text-align: center;
    margin-top: var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.8;
}

.hero-image-caption i {
    color: var(--color-primary);
    margin-right: 0.5rem;
}

@keyframes heroImagePulse {
    0%, 100% {
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
                    0 0 40px rgba(99, 102, 241, 0.3);
    }
    50% {
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
                    0 0 50px rgba(99, 102, 241, 0.5);
    }
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    animation: floatCard 3s infinite;
}

.card-1 {
    top: 10%;
    right: -50px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    left: -50px;
    animation-delay: -1s;
}

.card-3 {
    top: 50%;
    right: -80px;
    animation-delay: -2s;
}

.card-4 {
    bottom: 10%;
    right: -60px;
    animation-delay: -3s;
}

.card-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
}

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

.card-text {
    font-weight: 600;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Animations */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Value Proposition */
.value-prop {
    background: var(--color-bg-light);
}

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

.value-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.value-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.value-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.value-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* Before/After Comparison */
.comparison-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.comparison-side {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.comparison-header {
    padding: var(--spacing-lg);
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
}

.comparison-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.comparison-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 1rem;
    font-size: 0.75rem;
    margin-top: var(--spacing-sm);
}

.comparison-badge.success {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.3);
}

.comparison-content {
    padding: var(--spacing-lg);
}

.comparison-image {
    width: 100%;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

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

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
}

.list-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.comparison-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 100px;
}

.divider-icon {
    font-size: 3rem;
    color: var(--color-primary);
    font-weight: 700;
}

/* Battle Story */
.battle-story {
    background: var(--color-bg-light);
}

.story-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.story-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(236, 72, 153, 0.2);
    border: 1px solid rgba(236, 72, 153, 0.3);
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.story-highlight {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin: var(--spacing-lg) 0;
}

.story-text code {
    background: rgba(99, 102, 241, 0.2);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.story-quote {
    background: rgba(99, 102, 241, 0.1);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    border-radius: var(--radius-md);
}

.story-quote i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.story-quote p {
    font-size: 1.25rem;
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.quote-author {
    text-align: right;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.story-cta-text {
    font-size: 1.125rem;
    text-align: center;
    margin-top: var(--spacing-xl);
}

.story-img {
    width: 100%;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

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

.timeline-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-danger);
}

.timeline-item.success {
    border-left-color: var(--color-success);
}

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

/* Features Section */
.features-tabs {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.tab-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: var(--transition-base);
}

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

.tab-btn.active {
    color: var(--color-text);
    border-bottom-color: var(--color-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-3px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.feature-card h4 {
    margin-bottom: var(--spacing-sm);
}

/* ROI Calculator */
.roi-calculator {
    background: var(--color-bg-light);
}

.calculator-container {
    max-width: 900px;
    margin: 0 auto;
}

.calculator-inputs {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.input-group {
    margin-bottom: var(--spacing-xl);
}

.input-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gradient-primary);
    cursor: pointer;
    box-shadow: var(--shadow-glow);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gradient-primary);
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    border: none;
}

.slider-value {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-weight: 700;
    margin-top: var(--spacing-sm);
}

.calculator-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.result-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-base);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.result-card.savings {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
}

.result-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.result-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.result-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.result-detail {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

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

.calculator-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

/* Use Cases */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-xl);
}

.case-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.case-header {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

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

.case-header h3 {
    flex: 1;
    margin: 0;
}

.case-badge {
    padding: 0.25rem 0.75rem;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 1rem;
    font-size: 0.75rem;
}

.case-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-content {
    padding: var(--spacing-lg);
}

.case-problem,
.case-solution {
    margin-bottom: var(--spacing-lg);
}

.case-content h4 {
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

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

.result-stat {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
}

.stat-icon {
    font-size: 1.5rem;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-success);
    display: block;
    margin-bottom: var(--spacing-xs);
}

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

/* Testimonials */
.testimonials {
    background: var(--color-bg-light);
}

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid var(--color-primary);
}

.author-name {
    font-weight: 600;
    color: var(--color-text);
}

.author-role {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Tech Stack */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.tech-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-base);
}

.tech-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.tech-logo {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
    object-fit: contain;
}

/* FAQ */
.faq {
    background: var(--color-bg-light);
}

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

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-base);
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.05);
}

.faq-question i {
    transition: var(--transition-base);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

/* Final CTA */
.final-cta {
    background: var(--gradient-primary);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.9);
}

.cta-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
}

.cta-feature i {
    color: var(--color-success);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

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

.final-cta .btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border-color: white;
}

.cta-note {
    color: rgba(255, 255, 255, 0.9);
}

/* Footer */
.footer {
    background: var(--color-bg);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-logo-img {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
}

.footer-logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-tagline {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.footer-section h4 {
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-quote {
    font-style: italic;
    color: var(--color-text-muted);
    margin-top: var(--spacing-sm);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-title { font-size: 3rem; }
    .section-title { font-size: 2.5rem; }
    .comparison-container { grid-template-columns: 1fr; }
    .comparison-divider { display: none; }
    .story-content { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    .hero-title { font-size: 2.5rem; }
    .hero-stats { flex-direction: column; }
    .hero-cta { flex-direction: column; }
    .calculator-results { grid-template-columns: 1fr; }
    .cases-grid { grid-template-columns: 1fr; }
    .cta-buttons { flex-direction: column; }
    .footer-content { grid-template-columns: 1fr; }
}

/* ========================================
   NEW SECTIONS STYLES (v2)
   ======================================== */

/* Logo Badge */
.logo-badge {
    font-size: 0.65rem;
    color: var(--color-text-muted);
    font-weight: 500;
    margin-left: var(--spacing-xs);
    opacity: 0.7;
}

/* Hero Ecosystem */
.hero-ecosystem {
    margin-top: var(--spacing-xl);
    text-align: center;
}

.ecosystem-label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.ecosystem-logos {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.ecosystem-link {
    display: block;
    transition: var(--transition-base);
    opacity: 0.8;
}

.ecosystem-link:hover {
    opacity: 1;
    transform: translateY(-3px);
}

.ecosystem-link img {
    height: 40px;
    width: auto;
}

/* Platform Overview */
.platform-overview {
    background: var(--color-bg);
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.platform-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.platform-card.featured {
    border-color: rgba(99, 102, 241, 0.3);
    background: rgba(99, 102, 241, 0.05);
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: var(--color-primary);
}

.platform-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.platform-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* Product Screenshots in Platform Cards */
.product-screenshot {
    margin: var(--spacing-md) 0;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.platform-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.platform-image:hover {
    transform: scale(1.02);
}

.screenshot-caption {
    text-align: center;
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-style: italic;
}

.screenshot-caption i {
    color: var(--color-primary);
    margin-right: 0.3rem;
}

.platform-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.platform-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.platform-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: 0.9rem;
}

.platform-features i {
    color: var(--color-success);
    margin-top: 2px;
    flex-shrink: 0;
}

.platform-stats {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.stat-pill {
    padding: 0.375rem 0.75rem;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-success);
}

/* Configuration Power */
.configuration-power {
    background: var(--color-bg-light);
}

.config-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.config-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.config-highlight {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin: var(--spacing-lg) 0;
}

.config-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.config-feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.config-feature:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateX(5px);
}

.config-feature-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.config-feature-content h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.config-feature-content p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.config-quote {
    font-size: 1.125rem;
    font-style: italic;
    text-align: center;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
}

.config-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.config-overlay {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.config-overlay-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
}

.overlay-icon {
    font-size: 1.25rem;
}

/* MCP Section */
.mcp-section {
    background: var(--color-bg);
}

.mcp-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.mcp-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.mcp-header {
    padding: var(--spacing-xl);
    background: rgba(99, 102, 241, 0.1);
    text-align: center;
}

.mcp-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.mcp-icon.outbound {
    background: var(--gradient-primary);
}

.mcp-icon.inbound {
    background: var(--gradient-success);
}

.mcp-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
    font-size: 0.75rem;
    margin-top: var(--spacing-sm);
}

.mcp-content {
    padding: var(--spacing-xl);
}

.mcp-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.mcp-content h4 {
    font-size: 1rem;
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.mcp-tools,
.mcp-sources {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.mcp-tools li,
.mcp-sources li {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

.mcp-tools code {
    color: var(--color-primary);
    font-weight: 600;
}

.source-icon {
    font-size: 1.25rem;
    margin-right: var(--spacing-xs);
}

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

.mcp-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: 0.9rem;
}

.mcp-features i {
    color: var(--color-success);
}

.mcp-features code {
    background: rgba(99, 102, 241, 0.2);
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    font-size: 0.85em;
}

.mcp-example {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
}

.mcp-example h5 {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

.code-block {
    display: block;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    white-space: pre-wrap;
}

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

.mcp-benefits h3 {
    margin-bottom: var(--spacing-xl);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
}

.deployment-option {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
}

.benefit-card {
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-5px);
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
}

.benefit-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.benefit-card h4 {
    margin-bottom: var(--spacing-sm);
}

.benefit-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin: 0;
}

/* Chat Showcase */
.chat-showcase {
    background: var(--color-bg-light);
}

.chat-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.chat-demo {
    position: relative;
}

.chat-demo-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.chat-messages {
    position: absolute;
    bottom: var(--spacing-lg);
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.chat-message {
    max-width: 80%;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    line-height: 1.5;
}

.chat-message.user {
    align-self: flex-end;
    background: var(--gradient-primary);
}

.chat-message.assistant {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.chat-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(236, 72, 153, 0.2);
    border: 1px solid rgba(236, 72, 153, 0.3);
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.chat-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.chat-capabilities {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.capability {
    display: flex;
    gap: var(--spacing-md);
}

.capability-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.capability-content h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.capability-content p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.chat-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Ecosystem Section */
.ecosystem-section {
    background: var(--color-bg);
}

.ecosystem-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
}

.ecosystem-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.ecosystem-card.main {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
}

.ecosystem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.ecosystem-logo {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.ecosystem-logo img {
    max-height: 64px;
    width: auto;
}

.ecosystem-card h3 {
    margin-bottom: var(--spacing-sm);
}

.ecosystem-tagline {
    font-size: 0.875rem;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.ecosystem-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.ecosystem-services {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.service-pill {
    padding: 0.25rem 0.625rem;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.ecosystem-features-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.eco-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

.eco-feature i {
    color: var(--color-success);
}

.ecosystem-cta {
    margin-top: var(--spacing-3xl);
    text-align: center;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.why-card {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
}

.why-card:hover {
    transform: translateY(-5px);
    background: rgba(99, 102, 241, 0.1);
}

.why-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.why-card h4 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
}

.why-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin: 0;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 0.25rem;
    margin-right: var(--spacing-md);
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0.875rem;
    background: transparent;
    border: none;
    border-radius: calc(var(--radius-md) - 0.25rem);
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition-base);
    font-family: var(--font-primary);
}

.lang-btn:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.05);
}

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

.lang-flag {
    font-size: 1.125rem;
    line-height: 1;
}

.lang-text {
    font-size: 0.8125rem;
    letter-spacing: 0.05em;
}

/* Language transition animation */
[data-i18n] {
    transition: opacity var(--transition-base);
}

/* ========================================
   Development Services Section
   ======================================== */
.dev-services {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
}

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

.service-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 1.75rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
}

.service-card p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.service-features li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
}

.service-features li::before {
    content: "✓";
    color: var(--color-success);
    font-weight: bold;
    margin-right: var(--spacing-sm);
}

.services-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* Code Example Styles */
.code-example {
    margin-top: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    overflow-x: auto;
}

.code-example pre {
    margin: 0;
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    color: #e0e0e0;
}

/* Responsive for new sections */
@media (max-width: 1024px) {
    .platform-grid { grid-template-columns: 1fr; }
    .config-content { grid-template-columns: 1fr; }
    .mcp-grid { grid-template-columns: 1fr; }
    .chat-content { grid-template-columns: 1fr; }
    .ecosystem-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: 1fr; }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .benefits-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .ecosystem-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .chat-stats { grid-template-columns: 1fr; }
    .language-switcher { margin-right: 0; margin-bottom: var(--spacing-sm); }
    .nav-content { flex-wrap: wrap; }
}