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

:root {
    --primary-bg: #0a0a0a;
    --secondary-bg: #151515;
    --accent-cyan: #00ffff;
    --accent-purple: #8a2be2;
    --accent-blue: #0080ff;
    --accent-pink: #ff00ff;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-tertiary: #888888;
    --gradient-primary: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    --gradient-purple: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    --gradient-pink: linear-gradient(135deg, var(--accent-pink), var(--accent-purple));
    --shadow-glow: 0 0 20px rgba(0, 255, 255, 0.3);
    --shadow-purple: 0 0 20px rgba(138, 43, 226, 0.3);
    --shadow-pink: 0 0 20px rgba(255, 0, 255, 0.3);
    --transition-speed: 0.3s;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    cursor: auto;
    line-height: 1.6;
    font-size: 1rem;
}

/* Custom Cursor */
body::after {
    content: '';
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transition: transform 0.1s ease;
}

/* Particle Background */
#particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

/* Navigation */
.floating-nav {
    position: fixed;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(10, 10, 10, 0.7);
    border-radius: 30px;
    padding: 20px 10px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.1);
}

.nav-dots {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.nav-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    background: rgba(255, 255, 255, 0.1);
}

.nav-dot:hover,
.nav-dot.active {
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow);
    transform: scale(1.3);
    background: var(--accent-cyan);
}

.nav-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(0, 255, 255, 0.1);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.nav-dot:hover::before {
    opacity: 1;
}

.nav-dot.active::after {
    content: '';
    position: absolute;
    inset: 2px;
    border-radius: 50%;
    background: var(--accent-cyan);
    animation: pulse 2s infinite;
}

/* Section Layouts */
.section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px;
    position: relative;
    scroll-margin-top: 80px;
}

.section:nth-child(even) {
    background: var(--secondary-bg);
}

.section:nth-child(odd) {
    background: var(--primary-bg);
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

/* Typography */
.section-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 60px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
    animation: titleGlow 3s ease-in-out infinite alternate;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.subsection-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--accent-cyan);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.subsection-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--accent-purple);
    border-radius: 1.5px;
}

/* Hero Section */
#hero {
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 255, 0.1), transparent 70%);
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(138, 43, 226, 0.1), transparent 30%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: 30px;
    position: relative;
}

.title-line {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: titleGlow 3s ease-in-out infinite alternate;
    position: relative;
}

.title-line:nth-child(2) {
    animation-delay: 0.5s;
}

.title-line::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 1.5px;
    opacity: 0.7;
}

.hero-subtitle {
    font-size: 1.8rem;
    color: var(--accent-cyan);
    margin-bottom: 20px;
    font-weight: 600;
    position: relative;
    display: inline-block;
}

.hero-subtitle::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--accent-purple);
    border-radius: 1px;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 90%;
}

.cta-button {
    background: var(--gradient-primary);
    border: none;
    padding: 20px 50px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-bg);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
    font-family: 'Orbitron', monospace;
    box-shadow: 0 5px 15px rgba(0, 255, 255, 0.4);
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 255, 255, 0.6);
    letter-spacing: 3px;
}

.cta-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.cta-button:hover::before {
    transform: translateX(100%);
}

.cta-button::after {
    content: '→';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.cta-button:hover::after {
    opacity: 1;
    transform: translateY(-50%) translateX(5px);
}

.hero-3d {
    height: 500px;
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid rgba(0, 255, 255, 0.3);
    box-shadow: var(--shadow-glow);
}

#replicator-canvas {
    width: 100%;
    height: 100%;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.scroll-text {
    font-family: 'Orbitron', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    animation: scrollPulse 2s infinite;
}

.scroll-arrow {
    width: 2px;
    height: 40px;
    background: var(--accent-cyan);
    position: relative;
    animation: scrollPulse 2s infinite;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 8px solid var(--accent-cyan);
}

/* Loading Animation */
.loading {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

.loading div {
    position: absolute;
    border: 4px solid var(--accent-cyan);
    opacity: 1;
    border-radius: 50%;
    animation: loading 1s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}

.loading div:nth-child(2) {
    animation-delay: -0.5s;
}

@keyframes loading {
    0% {
        top: 36px;
        left: 36px;
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        top: 0px;
        left: 0px;
        width: 72px;
        height: 72px;
        opacity: 0;
    }
}

/* Divider Elements */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    margin: 30px 0;
    position: relative;
}

.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 10px var(--accent-cyan);
}

/* Modern Card Styles */
.modern-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.modern-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow), 0 20px 30px rgba(0, 0, 0, 0.3);
}

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

/* Gradient Borders */
.gradient-border {
    position: relative;
    border-radius: 20px;
    background: var(--primary-bg);
    background-clip: padding-box;
    border: 2px solid transparent;
}

.gradient-border::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -1;
    margin: -2px;
    border-radius: inherit;
    background: var(--gradient-primary);
}

/* Glass Morphism Effect */
.glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
}

/* Modern Card Styles */
.modern-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.modern-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow), 0 20px 30px rgba(0, 0, 0, 0.3);
}

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

/* Gradient Borders */
.gradient-border {
    position: relative;
    border-radius: 20px;
    background: var(--primary-bg);
    background-clip: padding-box;
    border: 2px solid transparent;
}

.gradient-border::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -1;
    margin: -2px;
    border-radius: inherit;
    background: var(--gradient-primary);
}

/* Glass Morphism Effect */
.glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
}
.problem-solution-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
}

.problem-solution-grid::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 2px;
    height: 80%;
    background: linear-gradient(to bottom, transparent, var(--accent-cyan), transparent);
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    margin-bottom: 30px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.stat-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow), 0 20px 30px rgba(0, 0, 0, 0.3);
}

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

.stat-card:hover .stat-number {
    transform: scale(1.1);
}

.stat-number {
    font-family: 'Orbitron', monospace;
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.pain-point .stat-number {
    color: #ff4444;
    text-shadow: 0 0 10px rgba(255, 68, 68, 0.3);
}

.solution-point .stat-number {
    color: var(--accent-cyan);
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.5px;
}



/* Customer Journey Section */
.journey-steps {
    display: flex;
    flex-direction: column;
    gap: 60px;
    position: relative;
}

.journey-steps::before {
    content: '';
    position: absolute;
    top: 0;
    left: 90px;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-purple));
    z-index: 1;
}

.journey-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    align-items: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.journey-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.journey-step:hover {
    transform: translateX(15px);
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow), 0 20px 30px rgba(0, 0, 0, 0.3);
}

.journey-step:hover::before {
    opacity: 1;
}

.step-number {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-cyan);
    width: 80px;
    height: 80px;
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.1);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.step-number::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(0, 255, 255, 0.1);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.journey-step:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.journey-step:hover .step-number::after {
    opacity: 1;
}

.step-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    position: relative;
}

.step-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--accent-purple);
    border-radius: 1px;
}

/* Chat Interface */
.chat-interface {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 15px;
    padding: 20px;
    height: 200px;
    overflow-y: auto;
    position: relative;
    backdrop-filter: blur(5px);
}

.chat-interface::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
}

.chat-message {
    margin-bottom: 15px;
    padding: 15px 20px;
    border-radius: 20px;
    max-width: 80%;
    animation: messageSlide 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.user-message {
    background: var(--gradient-primary);
    color: var(--primary-bg);
    margin-left: auto;
    font-weight: 500;
}

.user-message::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0.3;
    pointer-events: none;
}

.ai-message {
    background: rgba(138, 43, 226, 0.2);
    border: 1px solid var(--accent-purple);
    color: var(--text-primary);
    font-weight: 500;
}

.ai-message::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(138, 43, 226, 0.2), transparent);
    opacity: 0.5;
    pointer-events: none;
}

.typing-indicator {
    opacity: 0.7;
    animation: typing 1.5s infinite;
}

/* Materials Interface */
.materials-interface {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 15px;
    padding: 25px;
    backdrop-filter: blur(5px);
    position: relative;
}

.materials-interface::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
    border-radius: 15px;
}

.user-question {
    margin-bottom: 20px;
}

.question-bubble {
    background: var(--gradient-primary);
    color: var(--primary-bg);
    padding: 15px 20px;
    border-radius: 20px;
    display: inline-block;
    font-weight: 500;
    position: relative;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.question-bubble::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0.3;
    pointer-events: none;
    border-radius: 20px;
}

.ai-suggestions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

.suggestion-card {
    background: rgba(138, 43, 226, 0.1);
    border: 1px solid rgba(138, 43, 226, 0.3);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
}

.suggestion-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-purple);
    box-shadow: 0 10px 20px rgba(138, 43, 226, 0.2);
}

.suggestion-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(138, 43, 226, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

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

.material-icon {
    font-size: 2rem;
    margin-bottom: 10px;
    display: block;
}

.material-info h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    font-family: 'Orbitron', monospace;
}

.material-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.rating {
    font-size: 0.9rem;
    color: #ffd700;
}

.ai-recommendation {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 12px;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.ai-recommendation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), transparent);
    opacity: 0.5;
    pointer-events: none;
    z-index: -1;
}

.ai-avatar {
    font-size: 1.5rem;
    flex-shrink: 0;
    background: rgba(0, 255, 255, 0.2);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 255, 255, 0.3);
}

.recommendation-text {
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.5;
    flex: 1;
}

/* CAD Viewer */
.cad-viewer {
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 20px;
    padding: 25px;
    position: relative;
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.cad-viewer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
}

#cad-canvas {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    margin-bottom: 20px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.cad-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.cad-btn {
    padding: 12px 25px;
    background: transparent;
    border: 2px solid var(--accent-cyan);
    color: var(--accent-cyan);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Orbitron', monospace;
    font-weight: 600;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.cad-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.cad-btn:hover {
    background: var(--accent-cyan);
    color: var(--primary-bg);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.cad-btn:hover::before {
    opacity: 1;
}

.cad-btn.active {
    background: var(--accent-cyan);
    color: var(--primary-bg);
    box-shadow: var(--shadow-glow);
}

/* AR Viewer */
.ar-viewer {
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(10px);
}

.ar-viewer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
}

.ar-video {
    width: 100%;
    height: auto;
    min-height: 400px;
    max-height: 600px;
    object-fit: contain;
    border-radius: 15px;
    background: #000;
    transition: all 0.3s ease;
}

.ar-video:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
}

.ar-controls {
    position: absolute;
    bottom: 15px;
    left: 15px;
    right: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 10px;
    padding: 10px 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.ar-viewer:hover .ar-controls {
    opacity: 1;
}

.ar-play-btn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    color: var(--primary-bg);
    box-shadow: 0 4px 10px rgba(0, 255, 255, 0.3);
}

.ar-play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(0, 255, 255, 0.4);
}

.ar-play-btn:active {
    transform: scale(0.95);
}

.ar-status {
    color: var(--accent-cyan);
    font-size: 0.9rem;
    font-weight: 500;
    font-family: 'Orbitron', monospace;
}

.video-fallback {
    height: 300px;
    background: linear-gradient(45deg, #1a1a1a, #2a2a2a);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.camera-feed {
    height: 300px;
    background: linear-gradient(45deg, #1a1a1a, #2a2a2a);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.camera-feed::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 255, 255, 0.05),
        rgba(0, 255, 255, 0.05) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
}

.ar-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.ar-object {
    font-size: 4rem;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 0 15px var(--accent-cyan));
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
}

.ar-measurement {
    background: rgba(0, 255, 255, 0.9);
    color: var(--primary-bg);
    padding: 8px 20px;
    border-radius: 30px;
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
    margin-top: 20px;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(0, 255, 255, 0.3);
}

/* Printer Visualization */
.printer-viz {
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 20px;
    padding: 25px;
    position: relative;
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.printer-viz::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
}

#printer-canvas {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    margin-bottom: 20px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.printer-progress {
    margin-bottom: 20px;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 15px;
    position: relative;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.3);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    animation: progressFill 5s ease-in-out infinite;
    border-radius: 6px;
    position: relative;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShine 2s infinite;
}

.material-indicators {
    display: flex;
    justify-content: space-around;
    gap: 15px;
    flex-wrap: wrap;
}

.material {
    padding: 10px 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    font-size: 0.9rem;
    font-family: 'Orbitron', monospace;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
}

.material::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.material:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.material:hover::before {
    opacity: 1;
}

.material.active {
    border-color: var(--accent-cyan);
    background: rgba(0, 255, 255, 0.1);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.material.active::before {
    opacity: 1;
}

.ceramic {
    color: #ff9966;
}

.insulation {
    color: #66ccff;
}

.handle {
    color: #ff66cc;
}

/* Assembly Viewer */
.assembly-viewer {
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 20px;
    padding: 25px;
    position: relative;
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.assembly-viewer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
}

#assembly-canvas {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    margin-bottom: 20px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.assembly-status {
    text-align: center;
    padding: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    border: 1px solid rgba(0, 255, 255, 0.2);
}

.status-indicator {
    color: var(--accent-cyan);
    font-family: 'Orbitron', monospace;
    animation: pulse 2s infinite;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.status-indicator::before {
    content: '🤖 ';
}

/* Assembly Video Styles */
.assembly-video {
    width: 100%;
    height: auto;
    min-height: 400px;
    max-height: 600px;
    object-fit: contain;
    border-radius: 15px;
    background: #000;
    transition: all 0.3s ease;
    margin-bottom: 15px;
}

.assembly-video:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
}

.assembly-controls {
    position: absolute;
    bottom: 15px;
    left: 15px;
    right: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 10px;
    padding: 10px 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.assembly-viewer:hover .assembly-controls {
    opacity: 1;
}

.assembly-play-btn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    color: var(--primary-bg);
    box-shadow: 0 4px 10px rgba(0, 255, 255, 0.3);
}

.assembly-play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(0, 255, 255, 0.4);
}

.assembly-play-btn:active {
    transform: scale(0.95);
}

.assembly-status-text {
    color: var(--accent-cyan);
    font-size: 0.9rem;
    font-weight: 500;
    font-family: 'Orbitron', monospace;
}



/* Call to Action Section */
#cta {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #1a0a1a 50%, var(--primary-bg) 100%);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.cta-text {
    max-width: 600px;
}

.cta-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.cta-title .title-line {
    display: block;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

.cta-subtitle {
    font-size: 1.5rem;
    color: var(--accent-purple);
    font-weight: 600;
    margin-bottom: 20px;
    font-family: 'Orbitron', monospace;
}

.cta-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
}

.cta-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
    border-color: var(--accent-cyan);
}

.stat-item .stat-number {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent-cyan);
    margin-bottom: 5px;
}

.stat-item .stat-label {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.cta-form {
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 25px;
    padding: 40px;
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
}

.cta-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), transparent);
    pointer-events: none;
    z-index: -1;
}

.form-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    text-align: center;
}

.form-subtitle {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 30px;
    font-size: 1rem;
}

.signup-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.input-group {
    position: relative;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 18px 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    background: rgba(0, 0, 0, 0.5);
}

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

.input-group select option {
    background: var(--primary-bg);
    color: var(--text-primary);
}

.input-label {
    position: absolute;
    top: -10px;
    left: 15px;
    background: var(--primary-bg);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--accent-cyan);
    font-weight: 500;
    font-family: 'Orbitron', monospace;
}

.cta-submit-btn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 15px;
    padding: 20px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-bg);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: 'Orbitron', monospace;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 255, 0.4);
}

.cta-submit-btn:active {
    transform: translateY(-1px);
}

.btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.cta-submit-btn:hover .btn-glow {
    left: 100%;
}

.btn-icon {
    font-size: 1.2rem;
    animation: rocket 2s ease-in-out infinite;
}

.form-footer {
    margin-top: 25px;
    text-align: center;
}

.privacy-text {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.checkmark {
    color: #00ff00;
    font-weight: bold;
}

.beta-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.beta-badge {
    background: var(--gradient-purple);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: bold;
    font-family: 'Orbitron', monospace;
}

.cta-background-effects {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%2300ffff" opacity="0.3"><animate attributeName="opacity" values="0.3;1;0.3" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="40" r="1.5" fill="%238a2be2" opacity="0.4"><animate attributeName="opacity" values="0.4;1;0.4" dur="4s" repeatCount="indefinite"/></circle><circle cx="60" cy="80" r="1" fill="%2300ffff" opacity="0.2"><animate attributeName="opacity" values="0.2;0.8;0.2" dur="5s" repeatCount="indefinite"/></circle></svg>') repeat;
    animation: floatParticles 20s linear infinite;
}

.energy-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    border: 2px solid rgba(0, 255, 255, 0.1);
    border-radius: 50%;
    animation: energyPulse 8s ease-in-out infinite;
}

.energy-rings::before,
.energy-rings::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid rgba(138, 43, 226, 0.1);
}

.energy-rings::before {
    width: 600px;
    height: 600px;
    animation: energyPulse 6s ease-in-out infinite reverse;
}

.energy-rings::after {
    width: 400px;
    height: 400px;
    animation: energyPulse 4s ease-in-out infinite;
}

/* Responsive Design for CTA */
@media (max-width: 768px) {
    .cta-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .cta-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .cta-form {
        padding: 30px 20px;
    }
}

/* Animations */
@keyframes titleGlow {
    0% { text-shadow: 0 0 30px rgba(0, 255, 255, 0.5); }
    100% { text-shadow: 0 0 50px rgba(0, 255, 255, 0.8); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.9); }
}

@keyframes rocket {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

@keyframes floatParticles {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-20px); }
}

@keyframes energyPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.1;
    }
}

@keyframes scrollPulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

@keyframes messageSlide {
    0% { transform: translateX(20px); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes typing {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

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

@keyframes progressFill {
    0% { width: 0%; }
    100% { width: 100%; }
}

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

@keyframes arrowPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        gap: 60px;
    }
    
    .hero-3d {
        height: 400px;
    }
    
    .problem-solution-grid {
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .floating-nav {
        right: 15px;
        padding: 15px 5px;
    }
    
    .nav-dots {
        gap: 15px;
    }
    
    .nav-dot {
        width: 10px;
        height: 10px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 8vw, 4rem);
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
        max-width: 100%;
    }
    
    .hero-3d {
        height: 300px;
        margin: 0 auto;
        max-width: 100%;
    }
    
    .problem-solution-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .problem-solution-grid::before {
        display: none;
    }
    
    .stat-card {
        padding: 30px 20px;
    }
    
    .stat-number {
        font-size: 2.8rem;
    }
    
    .journey-steps::before {
        left: 50px;
    }
    
    .journey-step {
        grid-template-columns: auto 1fr;
        text-align: left;
        padding: 30px 20px;
        gap: 20px;
    }
    
    .step-number {
        margin: 0;
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .step-title {
        text-align: left;
    }
    
    .step-title::after {
        left: 0;
        transform: none;
    }
    

    
    .section {
        padding: 60px 15px;
    }
    
    .section-title {
        font-size: clamp(2rem, 6vw, 3rem);
    }
    
    .chat-interface,
    .cad-viewer,
    .ar-viewer,
    .printer-viz,
    .assembly-viewer {
        margin: 0 auto;
        max-width: 100%;
    }
    
    .chat-interface {
        height: 180px;
    }
    
    .cad-viewer,
    .ar-viewer,
    .printer-viz,
    .assembly-viewer {
        padding: 20px;
    }
    
    #cad-canvas,
    #printer-canvas,
    #assembly-canvas {
        height: 250px;
    }
    
    .cad-controls {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .cad-btn {
        font-size: 0.9rem;
        padding: 10px 20px;
    }
    
    .material-indicators {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .material {
        font-size: 0.8rem;
        padding: 8px 16px;
    }
    
    /* Touch-friendly interactions */
    .stat-card,
    .journey-step {
        min-height: 44px; /* Minimum touch target */
    }
    
    .cta-button {
        padding: 20px 40px; /* Larger touch target */
        font-size: 1.2rem;
    }
    

}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
        line-height: 1;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .floating-nav {
        right: 10px;
        padding: 10px 3px;
    }
    
    .nav-dots {
        gap: 12px;
    }
    
    .nav-dot {
        width: 8px;
        height: 8px;
    }
    
    .section {
        padding: 40px 10px;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .hero-3d {
        height: 250px;
    }
    
    .stat-card {
        padding: 25px 15px;
        margin-bottom: 20px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    

    
    .journey-steps::before {
        left: 40px;
    }
    
    .journey-step {
        padding: 20px 15px;
        gap: 15px;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.8rem;
    }
    
    .step-title {
        font-size: 1.4rem;
    }
    
    .chat-interface {
        height: 150px;
        padding: 15px;
    }
    
    .chat-message {
        font-size: 0.9rem;
        padding: 10px 12px;
        margin-bottom: 10px;
    }
    
    .cad-viewer,
    .ar-viewer,
    .printer-viz,
    .assembly-viewer {
        padding: 15px;
    }
    
    #cad-canvas,
    #printer-canvas,
    #assembly-canvas {
        height: 200px;
    }
    
    .cad-controls {
        gap: 8px;
    }
    
    .cad-btn {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
    
    .material-indicators {
        gap: 8px;
    }
    
    .material {
        font-size: 0.75rem;
        padding: 6px 12px;
    }
    

    
    /* Ensure canvases are responsive */
    canvas {
        max-width: 100%;
        height: auto !important;
    }
    
    #replicator-canvas,
    #cad-canvas,
    #printer-canvas,
    #assembly-canvas {
        width: 100% !important;
        height: 200px !important;
    }
}