/* ===============================================
   SOCIA 2026 - AI-Centric Homepage
   Dark Mode Base Theme
   =============================================== */

/* ===============================================
   CSS VARIABLES - DARK MODE FOUNDATION
   =============================================== */
:root {
    /* Primary Colors */
    --primary: #9d3ef5;
    --primary-light: #b366ff;
    --primary-dark: #7b2bc4;
    --primary-glow: rgba(157, 62, 245, 0.3);

    /* Background Colors - Dark Mode */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: #16161f;
    --bg-card-hover: #1e1e2a;
    --bg-elevated: #1f1f2a;

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);
    --text-muted: rgba(255, 255, 255, 0.4);

    /* Accent Colors */
    --accent-success: #10b981;
    --accent-success-glow: rgba(16, 185, 129, 0.2);
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;
    --accent-info: #3b82f6;

    /* AI Theme Colors */
    --ai-purple: #9d3ef5;
    --ai-blue: #6366f1;
    --ai-cyan: #06b6d4;
    --ai-gradient: linear-gradient(135deg, #9d3ef5 0%, #6366f1 50%, #06b6d4 100%);
    --ai-gradient-subtle: linear-gradient(135deg, rgba(157, 62, 245, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);

    /* Borders */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-light: rgba(255, 255, 255, 0.12);
    --border-color-focus: rgba(157, 62, 245, 0.5);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(157, 62, 245, 0.3);

    /* Spacing */
    --section-padding: 100px 0;
    --section-padding-mobile: 60px 0;
    --container-max: 1200px;
    --container-padding: 24px;

    /* Typography */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* ===============================================
   BASE STYLES
   =============================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* ===============================================
   NAVIGATION
   =============================================== */
.nav-2026 {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.nav-2026.scrolled {
    padding: 12px 0;
    background: rgba(10, 10, 15, 0.95);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-logo img {
    width: 40px;
    height: 40px;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--ai-gradient);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-glow);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(157, 62, 245, 0.5);
}

/* ===============================================
   HERO SECTION
   =============================================== */
.hero-2026 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

/* Hero Background Effects */
.hero-bg-effects {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-glow-1 {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(157, 62, 245, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.hero-glow-2 {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Hero Text */
.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--ai-gradient-subtle);
    border: 1px solid var(--border-color-light);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-light);
    margin-bottom: 24px;
}

.hero-badge i {
    font-size: 0.75rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title .highlight {
    background: var(--ai-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 40px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 1rem;
}

.hero-feature i {
    color: var(--accent-success);
    font-size: 1.1rem;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--ai-gradient);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 50px rgba(157, 62, 245, 0.5);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: transparent;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--primary);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.hero-stat {
    text-align: left;
}

.hero-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-stat-value i {
    color: var(--accent-success);
    font-size: 1rem;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-top: 4px;
}

/* ===============================================
   AI ACTIVITY FEED (Hero Visual)
   =============================================== */
.ai-activity-feed {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.ai-feed-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.ai-feed-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.95rem;
}

.ai-feed-title i {
    color: var(--primary);
}

.ai-feed-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--accent-success);
}

.ai-feed-status .pulse {
    width: 8px;
    height: 8px;
    background: var(--accent-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.ai-feed-content {
    padding: 20px;
    min-height: 400px;
    max-height: 500px;
    overflow-y: auto;
}

.ai-feed-content::-webkit-scrollbar {
    width: 6px;
}

.ai-feed-content::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

.ai-feed-content::-webkit-scrollbar-thumb {
    background: var(--border-color-light);
    border-radius: 3px;
}

/* Activity Items */
.ai-activity-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    border: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(20px);
    animation: slideIn 0.5s ease forwards;
}

.ai-activity-item:last-child {
    margin-bottom: 0;
}

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

.ai-activity-icon {
    width: 40px;
    height: 40px;
    background: var(--ai-gradient-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ai-activity-icon i {
    color: var(--primary);
    font-size: 1rem;
}

.ai-activity-icon.success {
    background: var(--accent-success-glow);
}

.ai-activity-icon.success i {
    color: var(--accent-success);
}

.ai-activity-details {
    flex: 1;
    min-width: 0;
}

.ai-activity-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.ai-activity-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.ai-activity-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
}

/* AI Typing Indicator */
.ai-typing {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    width: fit-content;
}

.ai-typing span {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 100% { opacity: 0.3; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1); }
}

/* ===============================================
   SECTION: AI TIMELINE
   =============================================== */
.section-timeline {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--ai-gradient-subtle);
    border: 1px solid var(--border-color-light);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Timeline */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--border-color);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-time {
    width: 45%;
    text-align: right;
    padding-right: 5%;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-light);
}

.timeline-item:nth-child(even) .timeline-time {
    text-align: left;
    padding-right: 0;
    padding-left: 5%;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px var(--primary-glow);
    z-index: 2;
}

.timeline-content {
    width: 45%;
    margin-left: 5%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 0;
    margin-right: 5%;
}

.timeline-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

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

.timeline-summary {
    text-align: center;
    margin-top: 60px;
    padding: 32px;
    background: var(--ai-gradient-subtle);
    border: 1px solid var(--border-color-light);
    border-radius: var(--radius-lg);
}

.timeline-summary p {
    font-size: 1.2rem;
    color: var(--text-primary);
}

.timeline-summary strong {
    color: var(--primary-light);
}

/* ===============================================
   SECTION: AI BRAIN
   =============================================== */
.section-brain {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.brain-comparison {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.brain-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
}

.brain-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.brain-card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.brain-card.featured .brain-card-icon {
    background: var(--ai-gradient);
}

.brain-card-icon i {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.brain-card.featured .brain-card-icon i {
    color: white;
}

.brain-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.brain-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.brain-card.featured p {
    color: var(--text-primary);
}

.brain-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.brain-feature {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.brain-feature-icon {
    width: 48px;
    height: 48px;
    background: var(--ai-gradient-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.brain-feature-icon i {
    color: var(--primary);
    font-size: 1.2rem;
}

.brain-feature h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.brain-feature p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ===============================================
   SECTION: AI vs HUMAN
   =============================================== */
.section-split {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.split-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.split-card.ai {
    border-color: var(--primary);
}

.split-card.human {
    border-color: var(--accent-success);
}

.split-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

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

.split-card.ai .split-card-icon {
    background: var(--ai-gradient);
}

.split-card.human .split-card-icon {
    background: var(--accent-success);
}

.split-card-icon i {
    font-size: 1.5rem;
    color: white;
}

.split-card-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.split-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 1rem;
    color: var(--text-secondary);
}

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

.split-list li i {
    font-size: 1rem;
}

.split-card.ai .split-list li i {
    color: var(--primary);
}

.split-card.human .split-list li i {
    color: var(--accent-success);
}

.split-message {
    text-align: center;
    margin-top: 40px;
    padding: 24px;
    background: var(--ai-gradient-subtle);
    border-radius: var(--radius-md);
}

.split-message p {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===============================================
   SECTION: AUTOMATION WORKFLOW
   =============================================== */
.section-workflow {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

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

.workflow-step {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 32px;
    position: relative;
}

.workflow-step:last-child {
    margin-bottom: 0;
}

.workflow-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 28px;
    top: 60px;
    width: 2px;
    height: calc(100% - 20px);
    background: var(--border-color);
}

.workflow-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.workflow-step.active .workflow-icon {
    background: var(--ai-gradient);
    border-color: var(--primary);
}

.workflow-icon i {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.workflow-step.active .workflow-icon i {
    color: white;
}

.workflow-content {
    flex: 1;
    padding-top: 8px;
}

.workflow-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.workflow-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.workflow-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: var(--ai-gradient-subtle);
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--primary-light);
    margin-top: 12px;
}

.workflow-result {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glow);
}

.workflow-result h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.workflow-result p {
    color: var(--text-secondary);
}

/* ===============================================
   SECTION: COMMAND CENTER
   =============================================== */
.section-command {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.command-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.command-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition-normal);
}

.command-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.command-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--ai-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.command-card-icon i {
    font-size: 1.5rem;
    color: white;
}

.command-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.command-card-list {
    list-style: none;
    text-align: left;
}

.command-card-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.command-card-list li i {
    color: var(--accent-success);
    font-size: 0.8rem;
}

.command-summary {
    text-align: center;
    margin-top: 60px;
}

.command-summary p {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===============================================
   SECTION: VALUE PROPOSITION
   =============================================== */
.section-value {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.value-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 60px;
    text-align: center;
}

.value-card h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin: 40px 0;
}

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

.value-item i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.value-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.value-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.value-highlight {
    margin-top: 40px;
    padding: 24px;
    background: var(--ai-gradient-subtle);
    border-radius: var(--radius-md);
}

.value-highlight p {
    font-size: 1.1rem;
    color: var(--text-primary);
}

/* ===============================================
   SECTION: CTA
   =============================================== */
.section-cta {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--ai-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cta-note {
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ===============================================
   FOOTER
   =============================================== */
.footer-2026 {
    padding: 60px 0 40px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo img {
    width: 40px;
    height: 40px;
}

.footer-logo span {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.footer-location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.footer-column h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-social {
    display: flex;
    gap: 16px;
}

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

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

/* ===============================================
   MOBILE RESPONSIVE
   =============================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-text {
        text-align: center;
        max-width: 100%;
    }

    .hero-features {
        align-items: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .brain-comparison {
        grid-template-columns: 1fr;
    }

    .brain-card.featured {
        transform: none;
        order: -1;
    }

    .brain-features {
        grid-template-columns: 1fr;
    }

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

    .command-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
        --container-padding: 20px;
    }

    .nav-2026 {
        padding: 12px 0;
    }

    .nav-logo span {
        display: none;
    }

    .nav-cta {
        padding: 10px 20px;
        font-size: 0.85rem;
    }

    .hero-2026 {
        padding: 100px 0 60px;
        min-height: auto;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }

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

    .ai-feed-content {
        min-height: 300px;
        max-height: 350px;
    }

    /* Timeline mobile */
    .timeline::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 50px;
    }

    .timeline-time,
    .timeline-item:nth-child(even) .timeline-time {
        width: 100%;
        text-align: left;
        padding: 0;
        margin-bottom: 12px;
    }

    .timeline-dot {
        left: 20px;
        transform: translateX(-50%);
    }

    .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        width: 100%;
        padding: 20px;
    }

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

    .value-card {
        padding: 40px 24px;
    }

    .value-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-brand {
        max-width: 100%;
        text-align: center;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .ai-activity-item {
        flex-direction: column;
        gap: 12px;
    }

    .ai-activity-icon {
        width: 36px;
        height: 36px;
    }

    .split-card {
        padding: 24px;
    }

    .workflow-step {
        gap: 16px;
    }

    .workflow-icon {
        width: 44px;
        height: 44px;
    }

    .workflow-step:not(:last-child)::after {
        left: 22px;
    }

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

/* ===============================================
   UTILITY CLASSES
   =============================================== */
.text-gradient {
    background: var(--ai-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}