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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #e2e8f0;
    background-color: #0a0a0a;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    height: 45px;
    width: auto;
    border-radius: 6px;
    filter: brightness(1.1) contrast(1.1);
}

.logo-text {
    font-size: 26px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #a0aec0;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ff4444;
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: #ffffff;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, #ff4444 0%, #cc3333 100%) !important;
    color: white !important;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 68, 68, 0.3);
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: linear-gradient(135deg, #cc3333 0%, #aa2222 100%) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 68, 68, 0.4);
}

/* Hero Section */
.hero {
    background: radial-gradient(ellipse at center, #1a1a1a 0%, #0a0a0a 70%);
    padding: 140px 0 100px;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23ffffff" stroke-width="0.5" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-headline {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    color: #ffffff;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-headline::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #ff4444, #cc3333);
    margin-top: 20px;
}

.hero-subhead {
    font-size: 22px;
    color: #a0aec0;
    margin-bottom: 40px;
    line-height: 1.4;
    font-weight: 400;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* CTA Buttons */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #ff4444 0%, #cc3333 100%);
    color: white;
    padding: 18px 36px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
    box-shadow: 0 8px 25px rgba(255, 68, 68, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: linear-gradient(135deg, #cc3333 0%, #aa2222 100%);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255, 68, 68, 0.4);
}

.cta-button.large {
    padding: 22px 44px;
    font-size: 20px;
}

.cta-button.full-width {
    width: 100%;
}

/* Problem Section */
.problem-section {
    padding: 100px 0;
    background: #111111;
    position: relative;
}

.problem-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 68, 68, 0.5), transparent);
}

.problem-section h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.problem-item {
    text-align: center;
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.problem-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #ff4444, #cc3333);
}

.problem-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 68, 68, 0.3);
}

.problem-item h3 {
    font-size: 26px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

.problem-item p {
    color: #a0aec0;
    font-size: 16px;
    line-height: 1.6;
}

/* Solution Section */
.solution-section {
    padding: 100px 0;
    background: #0a0a0a;
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.solution-text h2 {
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 30px;
    letter-spacing: -0.5px;
}

.solution-text p {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 24px;
    line-height: 1.6;
}

.solution-image {
    position: relative;
}

.solution-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Benefits Section */
.benefits-section {
    padding: 100px 0;
    background: #111111;
    position: relative;
}

.benefits-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 68, 68, 0.5), transparent);
}

.benefits-section h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 40px;
}

.benefit-item {
    text-align: center;
    padding: 50px 40px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.benefit-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 68, 68, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.benefit-item:hover::before {
    opacity: 1;
}

.benefit-item:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 68, 68, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.benefit-icon {
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.benefit-icon img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-item h3 {
    font-size: 26px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.benefit-item p {
    color: #a0aec0;
    font-size: 16px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* Testimonial Section */
.testimonial-section {
    padding: 100px 0;
    background: #0a0a0a;
}

.testimonial-section h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
}

.testimonial-card {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    background: rgba(255, 255, 255, 0.02);
    padding: 50px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    align-items: center;
}

.testimonial-content p {
    font-size: 19px;
    color: #e2e8f0;
    margin-bottom: 24px;
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author {
    font-size: 16px;
    color: #ff4444;
    margin-top: 24px;
    font-weight: 600;
}

.testimonial-image img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* CTA Block */
.cta-block {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(255, 68, 68, 0.1) 0%, transparent 70%);
}

.cta-block h2 {
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    letter-spacing: -0.5px;
}

.cta-block p {
    font-size: 20px;
    color: #a0aec0;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background: #111111;
    position: relative;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 68, 68, 0.5), transparent);
}

.faq-section h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 40px;
}

.faq-item {
    padding: 40px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #ff4444, #cc3333);
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 68, 68, 0.3);
}

.faq-item h3 {
    font-size: 22px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

.faq-item p {
    color: #a0aec0;
    font-size: 16px;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: #0a0a0a;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h2 {
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.contact-info p {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 40px;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    font-size: 16px;
    color: #a0aec0;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-item strong {
    color: #ffffff;
    font-weight: 600;
}

/* Form Styles */
.contact-form {
    background: rgba(255, 255, 255, 0.02);
    padding: 50px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.form-group {
    margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 16px;
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #718096;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ff4444;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(255, 68, 68, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #000000;
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.footer-logo img {
    height: 35px;
    width: auto;
    border-radius: 4px;
    filter: brightness(1.1) contrast(1.1);
}

.footer-logo span {
    font-size: 22px;
    font-weight: 600;
    color: #ffffff;
}

.footer-info p {
    color: #718096;
    font-size: 14px;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-headline {
        font-size: 42px;
    }
    
    .solution-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .testimonial-card {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px 30px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 24px;
    }
    
    .benefits-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 40px 30px;
    }
    
    .demo-grid {
        grid-template-columns: 1fr;
    }
    
    .demo-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .timeline-stage {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .timeline-controls {
        gap: 10px;
    }
    
    .timeline-btn {
        padding: 10px 16px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: 36px;
    }
    
    .hero-subhead {
        font-size: 18px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .problem-section,
    .benefits-section,
    .testimonial-section,
    .cta-block,
    .faq-section,
    .contact-section {
        padding: 80px 0;
    }
    
    .problem-section h2,
    .benefits-section h2,
    .testimonial-section h2,
    .cta-block h2,
    .faq-section h2,
    .contact-info h2,
    .solution-text h2 {
        font-size: 32px;
    }
    
    .interactive-assessment,
    .command-demo,
    .progress-simulator {
        padding: 80px 0;
    }
    
    .interactive-assessment h2,
    .command-demo h2,
    .progress-simulator h2 {
        font-size: 32px;
    }
    
    .question-card,
    .demo-card,
    .timeline-stage {
        padding: 30px 20px;
    }
    
    .options {
        gap: 12px;
    }
    
    .option-btn {
        padding: 15px 20px;
        font-size: 15px;
    }
}

/* Command Demo Section */
.command-demo {
    padding: 100px 0;
    background: #111111;
    position: relative;
}

.command-demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 68, 68, 0.5), transparent);
}

.command-demo h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 30px;
    letter-spacing: -0.5px;
}

.demo-intro {
    text-align: center;
    font-size: 20px;
    color: #a0aec0;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.demo-card {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.demo-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 68, 68, 0.3);
    transform: translateY(-5px);
}

.demo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.demo-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
}

.demo-toggle {
    display: flex;
    gap: 10px;
}

.toggle-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: #a0aec0;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-btn.active {
    background: linear-gradient(135deg, #ff4444 0%, #cc3333 100%);
    color: #ffffff;
}

.toggle-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.demo-content {
    position: relative;
    min-height: 350px;
}

.demo-state {
    opacity: 0;
    transition: opacity 0.3s ease;
    position: absolute;
    width: 100%;
}

.demo-state.active {
    opacity: 1;
    position: relative;
}

.demo-state img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.demo-state p {
    font-size: 16px;
    color: #e2e8f0;
    margin-bottom: 20px;
}

.stress-indicator {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
}

.stress-indicator.high {
    background: rgba(255, 68, 68, 0.2);
    color: #ff4444;
}

.stress-indicator.low {
    background: rgba(56, 161, 105, 0.2);
    color: #38a169;
}

/* Progress Simulator Section */
.progress-simulator {
    padding: 100px 0;
    background: #0a0a0a;
}

.progress-simulator h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 30px;
    letter-spacing: -0.5px;
}

.simulator-intro {
    text-align: center;
    font-size: 20px;
    color: #a0aec0;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.timeline-container {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    position: relative;
}

.timeline-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.timeline-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: #a0aec0;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.timeline-btn.active {
    background: linear-gradient(135deg, #ff4444 0%, #cc3333 100%);
    color: #ffffff;
}

.timeline-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.timeline-content {
    position: relative;
    min-height: 300px;
}

.timeline-stage {
    opacity: 0;
    transition: opacity 0.3s ease;
    position: absolute;
    width: 100%;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: center;
}

.timeline-stage.active {
    opacity: 1;
    position: relative;
}

.stage-info h3 {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

.stage-info p {
    font-size: 16px;
    color: #e2e8f0;
    margin-bottom: 20px;
}

.skills-learned h4 {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 12px;
}

.skills-learned ul {
    list-style: none;
    padding-left: 20px;
}

.skills-learned li {
    font-size: 16px;
    color: #a0aec0;
    margin-bottom: 8px;
    position: relative;
}

.skills-learned li::before {
    content: '•';
    color: #ff4444;
    position: absolute;
    left: -20px;
}

.progress-visual {
    text-align: center;
}

.progress-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.progress-ring {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(#ff4444 var(--progress), rgba(255, 255, 255, 0.1) 0);
}

.progress-percent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .demo-grid {
        grid-template-columns: 1fr;
    }

    .demo-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .timeline-stage {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .timeline-controls {
        gap: 10px;
    }

    .timeline-btn {
        padding: 10px 16px;
        font-size: 14px;
    }

    .demo-card,
    .timeline-container {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .command-demo h2,
    .progress-simulator h2 {
        font-size: 32px;
    }

    .demo-intro,
    .simulator-intro {
        font-size: 18px;
    }

    .demo-card,
    .timeline-container {
        padding: 20px;
    }

    .demo-state img {
        height: 200px;
    }

    .progress-circle {
        width: 100px;
        height: 100px;
    }

    .progress-percent {
        font-size: 20px;
    }
}