:root {
    /* High-Tech Safety Color Palette */
    --primary: #0066FF;
    --primary-light: #3D8BFF;
    --primary-dark: #0052CC;
    --success: #00D4AA;
    --success-light: #00F5C4;
    --warning: #FF9500;
    --danger: #FF3B30;
    --purple: #6E3AFF;
    --purple-light: #9D6FFF;

    /* Neutral Palette */
    --bg-dark: #0A0E1A;
    --bg-darker: #060911;
    --bg-card: #1E2431;
    --bg-card-hover: #2A3141;
    --border-color: #2E3748;
    --border-bright: #3D4D6B;
    --text-primary: #FFFFFF;
    --text-secondary: #B4BACF;
    --text-muted: #6B7280;

    /* Accent Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--purple));
    --gradient-success: linear-gradient(135deg, var(--success), var(--primary));
    --gradient-tech: linear-gradient(135deg, var(--purple), var(--primary));

    /* Border & Shadow */
    --border-width: 2px;
    --border: var(--border-width) solid var(--border-color);
    --border-bright: var(--border-width) solid var(--border-bright);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(0, 102, 255, 0.3);

    /* Spacing System */
    --s1: 0.25rem;
    --s2: 0.5rem;
    --s3: 0.75rem;
    --s4: 1rem;
    --s6: 1.5rem;
    --s8: 2rem;
    --s12: 3rem;
    --s16: 4rem;
    --s24: 6rem;

    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Animation */
    --duration-fast: 150ms;
    --duration-base: 250ms;
    --duration-slow: 400ms;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ========================================
   RESET & BASE
   ======================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    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: 32px 32px;
    pointer-events: none;
    z-index: 0;
}

/* Hidden SEO content */
.seo-content {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--s6);
    position: relative;
    z-index: 1;
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(16px);
    border-bottom: var(--border);
    padding: var(--s4) 0;
    box-shadow: var(--shadow-md);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--s3);
    text-decoration: none;
    color: var(--text-primary);
    transition: all var(--duration-base) var(--ease);
}

.nav-logo:hover {
    color: var(--primary-light);
}

.nav-logo-icon {
    font-size: 1.75rem;
    filter: drop-shadow(0 0 8px rgba(0, 102, 255, 0.6));
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--s8);
    align-items: center;
}

.nav-link {
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    color: var(--text-secondary);
    position: relative;
    transition: all var(--duration-base) var(--ease);
    padding: var(--s2) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--duration-base) var(--ease);
}

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

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link-cta {
    padding: var(--s2) var(--s6);
    background: var(--gradient-primary);
    border-radius: 6px;
    color: var(--text-primary);
    box-shadow: var(--shadow-glow);
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 24px rgba(0, 102, 255, 0.5);
}

/* ========================================
   HERO
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--s24) 0 var(--s16);
    overflow: hidden;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--s3);
    padding: var(--s2) var(--s4);
    background: rgba(0, 102, 255, 0.1);
    border: var(--border-bright);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--s8);
    color: var(--primary-light);
    box-shadow: var(--shadow-glow);
}

.badge-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.9); }
}

.badge-divider {
    color: var(--border-bright);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--s6);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-line {
    display: block;
}

.hero-title-highlight {
    position: relative;
    display: inline-block;
}

.hero-title-highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-success);
    border-radius: 2px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-weight: 600;
    font-family: var(--font-mono);
    margin-bottom: var(--s6);
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-description {
    font-size: 1.125rem;
    max-width: 700px;
    margin-bottom: var(--s12);
    line-height: 1.8;
    color: var(--text-secondary);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--s4);
    margin-bottom: var(--s8);
}

.stat-card {
    padding: var(--s6);
    background: var(--bg-card);
    border: var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

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

.stat-card-highlight {
    background: rgba(0, 102, 255, 0.05);
    border-color: var(--primary);
}

.stat-card-highlight::before {
    background: var(--gradient-success);
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--s2);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    gap: var(--s4);
    flex-wrap: wrap;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--s3);
    padding: var(--s4) var(--s8);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: 2px solid transparent;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 32px rgba(0, 102, 255, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-bright);
}

.btn-secondary:hover {
    border-color: var(--primary);
    background: rgba(0, 102, 255, 0.1);
}

.btn-arrow {
    font-size: 1.25rem;
    transition: transform var(--duration-base) var(--ease);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ========================================
   HERO SHAPES
   ======================================== */

.hero-shapes {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    opacity: 0.4;
}

.shape {
    position: absolute;
    background: var(--gradient-primary);
    border-radius: 50%;
    filter: blur(60px);
    animation: float-glow 8s ease-in-out infinite;
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    bottom: 20%;
    left: 5%;
    background: var(--gradient-success);
    animation-delay: 2s;
}

.shape-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    right: 30%;
    background: linear-gradient(135deg, var(--purple), var(--success));
    animation-delay: 4s;
}

@keyframes float-glow {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
    50% { transform: translateY(-30px) scale(1.1); opacity: 0.6; }
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
    padding: var(--s24) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--s16);
}

.section-tag {
    display: inline-block;
    padding: var(--s2) var(--s4);
    background: rgba(110, 58, 255, 0.1);
    border: 1px solid var(--purple);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--s4);
    color: var(--purple-light);
    font-family: var(--font-mono);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.02em;
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   PROBLEM SECTION
   ======================================== */

.section-problem {
    background: var(--bg-darker);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--s6);
}

.problem-card {
    padding: var(--s8);
    background: var(--bg-card);
    border: var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--duration-base) var(--ease);
}

.problem-card:hover::before {
    transform: scaleX(1);
}

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

.problem-card-highlight {
    background: rgba(255, 59, 48, 0.05);
    border-color: var(--danger);
}

.problem-card-highlight::before {
    background: linear-gradient(135deg, var(--danger), var(--warning));
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: var(--s4);
    filter: drop-shadow(0 0 12px rgba(255, 149, 0, 0.4));
}

.problem-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: var(--s3);
}

.problem-metric {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 900;
    margin-bottom: var(--s4);
    color: var(--warning);
}

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

/* ========================================
   TECH SECTION
   ======================================== */

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--s6);
    margin-bottom: var(--s16);
}

.tech-card {
    padding: var(--s6);
    background: var(--bg-card);
    border: var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-success);
    opacity: 0;
    transition: opacity var(--duration-base) var(--ease);
}

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

.tech-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--success);
    background: var(--bg-card-hover);
}

.tech-card-highlight {
    background: rgba(0, 212, 170, 0.05);
    border-color: var(--success);
}

.tech-card-highlight::before {
    opacity: 1;
}

.tech-header {
    display: flex;
    align-items: center;
    gap: var(--s3);
    margin-bottom: var(--s4);
}

.tech-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 8px rgba(0, 212, 170, 0.4));
}

.tech-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 900;
}

.tech-label {
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--s3);
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-mono);
}

.tech-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--s4);
    color: var(--text-secondary);
}

.tech-badge {
    display: inline-block;
    padding: var(--s1) var(--s3);
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-light);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 4px;
    border: 1px solid var(--primary);
    font-family: var(--font-mono);
}

/* ========================================
   MODULES
   ======================================== */

.modules {
    padding: var(--s12);
    background: var(--bg-card);
    border: var(--border-bright);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.modules::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-tech);
}

.modules-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: var(--s8);
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--s6);
}

.module {
    padding: var(--s6);
    background: rgba(110, 58, 255, 0.05);
    border: 1px solid var(--purple);
    border-radius: 8px;
    text-align: center;
    transition: all var(--duration-base) var(--ease);
    cursor: pointer;
}

.module:hover {
    transform: translateY(-4px);
    background: rgba(110, 58, 255, 0.1);
    box-shadow: 0 0 20px rgba(110, 58, 255, 0.3);
}

.module-highlight {
    background: rgba(0, 102, 255, 0.1);
    border-color: var(--primary);
}

.module-highlight:hover {
    background: rgba(0, 102, 255, 0.15);
    box-shadow: 0 0 20px rgba(0, 102, 255, 0.4);
}

.module-number {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 900;
    margin-bottom: var(--s2);
    color: var(--purple-light);
}

.module-name {
    font-weight: 700;
    margin-bottom: var(--s2);
    font-size: 1.0625rem;
}

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

/* Continue in next message due to length... */

/* ========================================
   DEMO SECTION
   ======================================== */

.section-demo {
    background: var(--bg-card);
}

.demo-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--s8);
    margin-bottom: var(--s16);
}

.demo-screen {
    background: var(--bg-darker);
    border: var(--border-bright);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.demo-header {
    display: flex;
    align-items: center;
    gap: var(--s4);
    padding: var(--s4);
    background: rgba(0, 0, 0, 0.4);
    border-bottom: var(--border);
}

.demo-dots {
    display: flex;
    gap: var(--s2);
}

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

.demo-dots span:nth-child(1) { background: var(--danger); }
.demo-dots span:nth-child(2) { background: var(--warning); }
.demo-dots span:nth-child(3) { background: var(--success); }

.demo-title-bar {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.demo-content {
    padding: var(--s6);
}

.demo-workflow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--s3);
    margin-bottom: var(--s8);
    flex-wrap: wrap;
}

.workflow-step {
    padding: var(--s4);
    background: rgba(110, 58, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    flex: 1;
    min-width: 100px;
    transition: all var(--duration-base) var(--ease);
}

.workflow-step-active {
    background: rgba(0, 102, 255, 0.1);
    border-color: var(--primary);
    box-shadow: 0 0 16px rgba(0, 102, 255, 0.3);
    animation: pulse-border 2s ease-in-out infinite;
}

@keyframes pulse-border {
    0%, 100% { border-color: var(--primary); }
    50% { border-color: var(--primary-light); }
}

.workflow-icon {
    font-size: 1.75rem;
    margin-bottom: var(--s2);
}

.workflow-text {
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: var(--s2);
}

.workflow-status {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.workflow-arrow {
    font-size: 1.5rem;
    color: var(--text-muted);
}

.demo-phase-info {
    margin-bottom: var(--s5);
    padding: var(--s4);
    background: rgba(0, 102, 255, 0.05);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 8px;
    min-height: 80px;
}

.phase-info-title {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: var(--s2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.phase-info-desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.demo-metrics {
    margin-bottom: var(--s6);
}

.demo-metric {
    margin-bottom: var(--s4);
}

.demo-metric-label {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--s2);
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.demo-metric-bar {
    height: 32px;
    background: rgba(0, 0, 0, 0.4);
    border: var(--border);
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.demo-metric-fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width 2s var(--ease);
    position: relative;
}

.demo-metric-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

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

.demo-metric-fill-active {
    background: var(--gradient-success);
}

.demo-metric-value {
    position: absolute;
    right: var(--s3);
    top: 50%;
    transform: translateY(-50%);
    font-weight: 900;
    font-family: var(--font-mono);
    text-shadow: 0 0 8px rgba(0, 0, 0, 0.8);
}

.demo-log {
    padding: var(--s4);
    background: rgba(0, 0, 0, 0.6);
    border: var(--border);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
}

.log-line {
    margin-bottom: var(--s2);
    color: var(--text-secondary);
}

.log-line-active {
    color: var(--success);
    animation: blink-cursor 1s infinite;
}

.log-line-active::after {
    content: '_';
    animation: blink-cursor 1s infinite;
}

@keyframes blink-cursor {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.log-time {
    color: var(--text-muted);
    margin-right: var(--s2);
}

.log-msg {
    color: var(--text-secondary);
}

.demo-features {
    display: flex;
    flex-direction: column;
    gap: var(--s4);
}

.feature-item {
    padding: var(--s6);
    background: var(--bg-darker);
    border: var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-success);
    transform: scaleY(0);
    transition: transform var(--duration-base) var(--ease);
}

.feature-item:hover::before {
    transform: scaleY(1);
}

.feature-item:hover {
    transform: translateX(4px);
    border-color: var(--success);
}

.feature-icon {
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: var(--s3);
    display: block;
}

.feature-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--s2);
    color: var(--text-primary);
}

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

/* ========================================
   PRODUCTS
   ======================================== */

.products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--s8);
}

.product-card {
    padding: var(--s8);
    background: var(--bg-darker);
    border: var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 102, 255, 0.2);
    border-color: var(--primary);
}

.product-card-dark {
    background: rgba(0, 0, 0, 0.6);
}

.product-card-dark::before {
    background: var(--gradient-success);
}

.product-card-dark:hover {
    border-color: var(--success);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 212, 170, 0.2);
}

.product-tag {
    display: inline-block;
    padding: var(--s2) var(--s4);
    background: rgba(0, 102, 255, 0.2);
    border: 1px solid var(--primary);
    border-radius: 50px;
    font-weight: 900;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--s4);
    color: var(--primary-light);
    font-family: var(--font-mono);
}

.product-card-dark .product-tag {
    background: rgba(0, 212, 170, 0.2);
    border-color: var(--success);
    color: var(--success-light);
}

.product-name {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: var(--s4);
}

.product-desc {
    margin-bottom: var(--s6);
    line-height: 1.7;
    color: var(--text-secondary);
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s2);
}

.product-features span {
    padding: var(--s2) var(--s3);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: var(--font-mono);
}

/* ========================================
   CTA SECTION
   ======================================== */

.section-cta {
    background: var(--bg-darker);
    position: relative;
    overflow: hidden;
}

.section-cta::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.1), transparent);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

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

.cta-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--s6);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--s12);
    color: var(--text-secondary);
}

.cta-form {
    margin-bottom: var(--s12);
}

.form-group {
    display: flex;
    gap: var(--s4);
    max-width: 600px;
    margin: 0 auto var(--s4);
}

.form-input {
    flex: 1;
    padding: var(--s4);
    font-family: var(--font-body);
    font-size: 1rem;
    border: var(--border-bright);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    transition: all var(--duration-base) var(--ease);
}

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

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.form-submit {
    display: inline-flex;
    align-items: center;
    gap: var(--s2);
    padding: var(--s4) var(--s6);
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--duration-base) var(--ease);
    box-shadow: var(--shadow-glow);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 32px rgba(0, 102, 255, 0.6);
}

.form-arrow {
    font-size: 1.25rem;
    transition: transform var(--duration-base) var(--ease);
}

.form-submit:hover .form-arrow {
    transform: translateX(4px);
}

.form-message {
    min-height: 24px;
    font-size: 0.875rem;
    font-weight: 600;
    transition: opacity var(--duration-base) var(--ease);
}

.cta-info {
    display: flex;
    justify-content: center;
    gap: var(--s12);
    margin-bottom: var(--s16);
    flex-wrap: wrap;
}

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

.info-label {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--s2);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-mono);
}

.info-link {
    color: var(--primary-light);
    font-weight: 700;
    text-decoration: none;
    transition: all var(--duration-base) var(--ease);
    font-family: var(--font-mono);
}

.info-link:hover {
    color: var(--success-light);
    text-decoration: underline;
}

/* ========================================
   ROADMAP
   ======================================== */

.roadmap {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.roadmap-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: var(--s8);
    color: var(--text-primary);
}

.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--s6);
}

.roadmap-phase {
    padding: var(--s6);
    background: var(--bg-card);
    border: var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--duration-base) var(--ease);
    position: relative;
    overflow: hidden;
}

.roadmap-phase::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-base) var(--ease);
}

.roadmap-phase:hover::before {
    opacity: 1;
}

.roadmap-phase:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.roadmap-phase-active {
    border-color: var(--success);
    background: rgba(0, 212, 170, 0.05);
}

.roadmap-phase-active::before {
    background: var(--gradient-success);
    opacity: 1;
}

.phase-number {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--s2);
    color: var(--primary);
    opacity: 0.3;
}

.phase-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: var(--s2);
}

.phase-time {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--s3);
    color: var(--purple-light);
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.phase-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: rgba(0, 0, 0, 0.6);
    padding: var(--s16) 0 var(--s8);
    border-top: var(--border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--s8);
    margin-bottom: var(--s8);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--s3);
    margin-bottom: var(--s4);
}

.footer-logo-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 8px rgba(0, 102, 255, 0.6));
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    font-weight: 700;
    margin-bottom: var(--s2);
    color: var(--primary-light);
}

.footer-motto {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.footer-col-title {
    font-weight: 900;
    margin-bottom: var(--s4);
    color: var(--success);
    font-family: var(--font-heading);
}

.footer-col a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: var(--s2);
    transition: all var(--duration-base) var(--ease);
    font-size: 0.9375rem;
}

.footer-col a:hover {
    color: var(--primary-light);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: var(--s8);
    border-top: var(--border);
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-status {
    margin-top: var(--s2);
    font-family: var(--font-mono);
    color: var(--success);
}

/* ========================================
   ANIMATIONS
   ======================================== */

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--duration-slow) var(--ease);
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

[data-animate="slide-up"].animated {
    transform: translateY(0);
}

[data-animate="slide-right"].animated {
    transform: translateX(0);
}

[data-animate="slide-right"] {
    transform: translateX(-30px);
}

[data-animate="fade-up"] {
    transform: translateY(20px);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
    .demo-container {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav-links {
        gap: var(--s4);
    }

    .nav-link {
        font-size: 0.875rem;
    }

    .hero {
        padding: var(--s16) 0 var(--s12);
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

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

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

    .demo-workflow {
        flex-direction: column;
    }

    .workflow-arrow {
        transform: rotate(90deg);
    }

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

    .form-group {
        flex-direction: column;
    }

    .cta-info {
        flex-direction: column;
        gap: var(--s6);
    }

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

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }

    .nav-link:not(.nav-link-cta) {
        display: none;
    }

    .shape {
        display: none;
    }

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

/* ========================================
   PERFORMANCE OPTIMIZATIONS
   ======================================== */

.btn, .problem-card, .tech-card, .feature-item, .product-card, .roadmap-phase {
    will-change: transform;
}

img, video {
    max-width: 100%;
    height: auto;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* ========================================
   THEME COLOR
   ======================================== */

::selection {
    background: var(--primary);
    color: var(--text-primary);
}

::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-bright);
    border-radius: 6px;
}

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