/**
 * Identity Bytes Labs - Cyberpunk Theme Stylesheet
 * 
 * Color Palette:
 * - Cyber Pink: #ff2a6d
 * - Cyber Cyan: #05d9e8
 * - Cyber Purple: #7b2cbf
 * - Dark BG: #0d0221
 * - Light Body: #f8f9fa
 */

/* =============================================================================
   CSS VARIABLES
   ============================================================================= */

:root {
    /* Cyberpunk Colors */
    --cyber-pink: #ff2a6d;
    --cyber-pink-glow: rgba(255, 42, 109, 0.4);
    --cyber-cyan: #05d9e8;
    --cyber-cyan-glow: rgba(5, 217, 232, 0.4);
    --cyber-purple: #7b2cbf;
    --cyber-purple-dark: #5a189a;
    --cyber-yellow: #f9dc5c;
    
    /* Dark Theme (Hero/Banner) */
    --dark-bg: #0d0221;
    --dark-bg-secondary: #1a0a2e;
    --dark-surface: #190a28;
    --dark-border: rgba(5, 217, 232, 0.2);
    
    /* Light Theme (Body) */
    --light-bg: #f8f9fa;
    --light-bg-alt: #ffffff;
    --light-surface: #ffffff;
    --light-border: #e0e0e0;
    --light-text: #1a1a2e;
    --light-text-secondary: #4a4a5a;
    --light-text-muted: #6c6c7c;
    
    /* Typography */
    --font-primary: 'Lato', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Share Tech Mono', 'Courier New', monospace;
    
    /* Spacing */
    --container-max: 1200px;
    --section-padding: 6rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

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

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.6;
    color: var(--light-text);
    background-color: var(--light-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* =============================================================================
   UTILITIES
   ============================================================================= */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

.text-highlight {
    color: var(--cyber-pink);
    font-weight: 700;
}

.text-gradient {
    background: linear-gradient(135deg, var(--cyber-cyan), var(--cyber-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* =============================================================================
   SCANLINES EFFECT
   ============================================================================= */

.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03),
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    opacity: 0.3;
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: rgba(13, 2, 33, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--cyber-cyan);
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    color: #fff;
}

.logo-accent {
    color: var(--cyber-cyan);
}

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

.nav-link {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--cyber-cyan);
}

.nav-cta {
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dark-bg);
    background: var(--cyber-cyan);
    border: 2px solid var(--cyber-cyan);
    transition: all var(--transition-base);
}

.nav-cta:hover {
    background: transparent;
    color: var(--cyber-cyan);
    box-shadow: 0 0 20px var(--cyber-cyan-glow);
}

.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.nav-mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--cyber-cyan);
    transition: all var(--transition-base);
}

/* =============================================================================
   HERO SECTION (DARK BANNER)
   ============================================================================= */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    background: var(--dark-bg);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(5, 217, 232, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(5, 217, 232, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    perspective: 1000px;
    transform: rotateX(60deg);
    transform-origin: center top;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.hero-glow-1 {
    top: 10%;
    right: 10%;
    width: 500px;
    height: 500px;
    background: var(--cyber-purple);
    opacity: 0.3;
    animation: pulse-glow 8s ease-in-out infinite;
}

.hero-glow-2 {
    bottom: 20%;
    left: 5%;
    width: 400px;
    height: 400px;
    background: var(--cyber-pink);
    opacity: 0.2;
    animation: pulse-glow 10s ease-in-out infinite reverse;
}

@keyframes pulse-glow {
    0%, 100% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.2); opacity: 0.35; }
}

.cyber-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.cyber-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyber-cyan), transparent);
    animation: scan-line 4s linear infinite;
    opacity: 0.3;
}

.cyber-line:nth-child(1) { top: 20%; animation-delay: 0s; }
.cyber-line:nth-child(2) { top: 50%; animation-delay: 1.5s; }
.cyber-line:nth-child(3) { top: 80%; animation-delay: 3s; }

@keyframes scan-line {
    0% { left: -100%; width: 100%; }
    100% { left: 100%; width: 100%; }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    margin-bottom: 2rem;
    background: rgba(255, 42, 109, 0.15);
    border: 1px solid rgba(255, 42, 109, 0.4);
    animation: fadeInUp 0.8s ease;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--cyber-pink-glow); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px transparent; }
}

.badge-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    color: var(--cyber-pink);
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease 0.1s backwards;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--cyber-cyan) 0%, var(--cyber-pink) 50%, var(--cyber-yellow) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 60px var(--cyber-cyan-glow);
}

.hero-subtitle {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    color: var(--cyber-cyan);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.hero-description strong {
    color: #fff;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Form */
.hero-form {
    max-width: 500px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.form-group {
    display: flex;
    gap: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--cyber-cyan);
    overflow: hidden;
}

.form-input {
    flex: 1;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    color: #fff;
    background: transparent;
    border: none;
    outline: none;
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.form-submit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dark-bg);
    background: var(--cyber-cyan);
    border: none;
    transition: all var(--transition-base);
}

.form-submit:hover {
    background: var(--cyber-pink);
    box-shadow: 0 0 30px var(--cyber-pink-glow);
}

.form-submit .btn-icon {
    transition: transform var(--transition-base);
}

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

.form-note {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* Hero Success */
.hero-success {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    background: rgba(5, 217, 232, 0.1);
    border: 2px solid var(--cyber-cyan);
    animation: fadeInUp 0.5s ease;
}

.hero-success.show {
    display: flex;
}

.hero-success .success-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cyber-cyan);
    border-radius: 50%;
}

.hero-success .success-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--dark-bg);
}

.hero-success h3 {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--cyber-cyan);
    letter-spacing: 0.1em;
}

.hero-success p {
    color: rgba(255, 255, 255, 0.8);
}

/* Hero Terminal */
.hero-terminal {
    max-width: 600px;
    margin: 3rem auto 0;
    text-align: left;
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.terminal-header {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--dark-border);
    border-bottom: none;
}

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

.terminal-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-title {
    flex: 1;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

.terminal-body {
    padding: 1.25rem;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--dark-border);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
}

.terminal-line {
    opacity: 0;
    animation: typeLine 0.5s ease forwards;
}

.terminal-line:nth-child(1) { animation-delay: 0.8s; }
.terminal-line:nth-child(2) { animation-delay: 1.3s; }
.terminal-line:nth-child(3) { animation-delay: 1.8s; }
.terminal-line:nth-child(4) { animation-delay: 2.3s; }
.terminal-line:nth-child(5) { animation-delay: 2.8s; }

@keyframes typeLine {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.terminal-line .prompt {
    color: var(--cyber-cyan);
    margin-right: 0.5rem;
}

.terminal-line .command {
    color: #fff;
}

.terminal-line .output {
    color: rgba(255, 255, 255, 0.6);
}

.terminal-line .success {
    color: #27c93f;
}

.cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: var(--cyber-cyan);
    animation: blink 1s infinite;
    vertical-align: middle;
}

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

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--cyber-cyan);
    border-radius: 2px;
    animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(10px); opacity: 0.3; }
}

/* =============================================================================
   STATS BAR
   ============================================================================= */

.stats-bar {
    background: linear-gradient(135deg, var(--cyber-purple-dark), var(--dark-bg));
    border-top: 2px solid var(--cyber-cyan);
    border-bottom: 2px solid var(--cyber-pink);
}

.stats-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

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

.stat-value {
    display: block;
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--cyber-cyan);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 0.5rem;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, transparent, var(--cyber-cyan), transparent);
}

/* =============================================================================
   MAIN CONTENT (LIGHT BODY)
   ============================================================================= */

.main-content {
    background: var(--light-bg);
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cyber-pink);
    margin-bottom: 1rem;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 42, 109, 0.1);
    border-left: 3px solid var(--cyber-pink);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 900;
    color: var(--light-text);
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

.section-text {
    font-size: 1.05rem;
    color: var(--light-text-secondary);
    line-height: 1.8;
}

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

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

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

.problem-content .section-label {
    margin-bottom: 1.5rem;
}

.problem-content .section-title {
    margin-bottom: 1.5rem;
}

.problem-list {
    list-style: none;
    margin-top: 2rem;
}

.problem-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1rem;
    color: var(--light-text-secondary);
}

.problem-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--cyber-pink);
    background: rgba(255, 42, 109, 0.1);
    border-radius: 4px;
}

.problem-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.glitch-box {
    padding: 3rem 4rem;
    background: var(--dark-bg);
    border: 2px solid var(--cyber-pink);
    position: relative;
}

.glitch-box::before,
.glitch-box::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    border: 2px solid var(--cyber-cyan);
    z-index: -1;
}

.glitch-box::before {
    transform: translate(-8px, -8px);
    opacity: 0.5;
}

.glitch-box::after {
    transform: translate(8px, 8px);
    border-color: var(--cyber-pink);
    opacity: 0.3;
}

.glitch-text {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--cyber-pink);
    position: relative;
    animation: glitch 3s infinite;
}

@keyframes glitch {
    0%, 90%, 100% { transform: none; }
    91% { transform: translate(-2px, 2px); }
    92% { transform: translate(2px, -2px); }
    93% { transform: translate(-2px, -2px); }
    94% { transform: translate(2px, 2px); }
}

/* =============================================================================
   LABS SECTION
   ============================================================================= */

.labs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.lab-card {
    background: var(--light-surface);
    border: 1px solid var(--light-border);
    padding: 2rem;
    position: relative;
    transition: all var(--transition-base);
}

.lab-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--cyber-cyan), var(--cyber-pink));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.lab-card:hover {
    border-color: var(--cyber-cyan);
    box-shadow: 0 10px 40px rgba(5, 217, 232, 0.1);
    transform: translateY(-5px);
}

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

.lab-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(5, 217, 232, 0.1);
    border: 1px solid rgba(5, 217, 232, 0.3);
    margin-bottom: 1.5rem;
}

.lab-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--cyber-cyan);
}

.lab-category {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--cyber-pink);
    margin-bottom: 0.5rem;
}

.lab-title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--light-text);
    margin-bottom: 0.75rem;
}

.lab-description {
    font-size: 0.95rem;
    color: var(--light-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.lab-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
    background: rgba(123, 44, 191, 0.1);
    border: 1px solid rgba(123, 44, 191, 0.2);
    color: var(--cyber-purple);
}

/* =============================================================================
   FEATURES SECTION
   ============================================================================= */

.section-features {
    background: var(--light-bg-alt);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-item {
    padding: 2rem;
    background: var(--light-surface);
    border: 1px solid var(--light-border);
    position: relative;
    transition: all var(--transition-base);
}

.feature-item:hover {
    border-color: var(--cyber-purple);
    box-shadow: 0 5px 30px rgba(123, 44, 191, 0.1);
}

.feature-number {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(123, 44, 191, 0.15);
    line-height: 1;
    margin-bottom: 1rem;
}

.feature-title {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--light-text);
    margin-bottom: 0.75rem;
}

.feature-text {
    font-size: 0.95rem;
    color: var(--light-text-secondary);
    line-height: 1.7;
}

/* =============================================================================
   TRACKS SECTION
   ============================================================================= */

.tracks-timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.tracks-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 40px;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--cyber-cyan), var(--cyber-purple), var(--cyber-pink));
}

.track-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

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

.track-marker {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-surface);
    border: 3px solid var(--cyber-cyan);
    position: relative;
    z-index: 1;
}

.track-item:nth-child(2) .track-marker {
    border-color: var(--cyber-purple);
}

.track-item:nth-child(3) .track-marker {
    border-color: var(--cyber-pink);
}

.track-number {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cyber-cyan);
}

.track-item:nth-child(2) .track-number {
    color: var(--cyber-purple);
}

.track-item:nth-child(3) .track-number {
    color: var(--cyber-pink);
}

.track-content {
    flex: 1;
    padding-top: 0.5rem;
}

.track-level {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--cyber-cyan);
    margin-bottom: 0.5rem;
}

.track-item:nth-child(2) .track-level {
    color: var(--cyber-purple);
}

.track-item:nth-child(3) .track-level {
    color: var(--cyber-pink);
}

.track-title {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--light-text);
    margin-bottom: 0.75rem;
}

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

.track-duration {
    display: flex;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--light-text-muted);
}

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

.section-cta {
    position: relative;
    background: var(--dark-bg);
    padding: 6rem 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.cta-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(5, 217, 232, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(5, 217, 232, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.cta-content {
    position: relative;
    z-index: 10;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-content .section-label {
    background: rgba(5, 217, 232, 0.15);
    border-color: var(--cyber-cyan);
    color: var(--cyber-cyan);
}

.cta-title {
    font-family: var(--font-primary);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 900;
    color: #fff;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2.5rem;
}

/* CTA Form */
.cta-form {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--dark-border);
    padding: 2rem;
}

.cta-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    text-align: left;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-field-full {
    grid-column: 1 / -1;
}

.form-field label {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.7);
}

.cta-form .form-input {
    padding: 0.875rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--dark-border);
    color: #fff;
    transition: all var(--transition-base);
}

.cta-form .form-input:focus {
    border-color: var(--cyber-cyan);
    box-shadow: 0 0 0 3px var(--cyber-cyan-glow);
    outline: none;
}

.cta-form select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2305d9e8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

.checkbox-label input {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--dark-border);
    background: rgba(0, 0, 0, 0.3);
    position: relative;
    transition: all var(--transition-base);
}

.checkbox-label input:checked + .checkbox-custom {
    border-color: var(--cyber-cyan);
    background: var(--cyber-cyan);
}

.checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    color: var(--dark-bg);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.checkbox-label input:checked + .checkbox-custom::after {
    opacity: 1;
}

.cta-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    margin-top: 1.5rem;
    padding: 1rem 2rem;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dark-bg);
    background: linear-gradient(135deg, var(--cyber-cyan), var(--cyber-pink));
    border: none;
    transition: all var(--transition-base);
}

.cta-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px var(--cyber-cyan-glow);
}

.cta-submit .btn-arrow {
    transition: transform var(--transition-base);
}

.cta-submit:hover .btn-arrow {
    transform: translateX(5px);
}

/* CTA Success */
.cta-success {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2.5rem;
    background: rgba(5, 217, 232, 0.1);
    border: 2px solid var(--cyber-cyan);
    animation: fadeInUp 0.5s ease;
}

.cta-success.show {
    display: flex;
}

.cta-success .success-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cyber-cyan);
    border-radius: 50%;
}

.cta-success .success-icon svg {
    width: 35px;
    height: 35px;
    stroke: var(--dark-bg);
}

.cta-success h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--cyber-cyan);
}

.cta-success p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
}

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

.footer {
    background: var(--dark-bg);
    border-top: 1px solid var(--dark-border);
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.footer-logo .logo-text {
    font-size: 1.1rem;
}

.footer-tagline {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.25rem;
}

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

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

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

.footer-copyright {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

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

@media (max-width: 968px) {
    .problem-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .problem-visual {
        order: -1;
    }

    .tracks-timeline::before {
        left: 30px;
    }

    .track-marker {
        width: 60px;
        height: 60px;
    }

    .track-number {
        font-size: 1.25rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 4rem;
    }

    .nav-links {
        display: none;
    }

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

    .hero {
        padding: 6rem 1.5rem 3rem;
    }

    .hero-title {
        font-size: clamp(1.5rem, 8vw, 2.5rem);
    }

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

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

    .hero-terminal {
        display: none;
    }

    .stats-container {
        gap: 2rem;
    }

    .stat-divider {
        display: none;
    }

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

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

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

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

    .track-item {
        flex-direction: column;
        gap: 1rem;
        padding-left: 4rem;
    }

    .tracks-timeline::before {
        left: 20px;
    }

    .track-marker {
        position: absolute;
        left: -20px;
        width: 50px;
        height: 50px;
    }

    .track-number {
        font-size: 1rem;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem 2rem;
    }
}