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

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #151515;
    --bg-card: #1a1a1a;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent: #dc2626;
    --accent-hover: #ef4444;
    --border: #2a2a2a;
    --shadow: rgba(0, 0, 0, 0.8);
}

body {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', monospace;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background-color: var(--bg-secondary);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(10px);
    background-color: rgba(21, 21, 21, 0.95);
}

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

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 2px;
    color: var(--accent);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-menu a:hover {
    color: var(--text-primary);
}

.cta-button {
    background-color: var(--accent);
    color: var(--text-primary) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: var(--accent-hover);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        );
    pointer-events: none;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 300;
    margin-bottom: 1rem;
    letter-spacing: -1px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.primary-button, .secondary-button {
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.primary-button {
    background-color: var(--accent);
    color: var(--text-primary);
    border: 1px solid var(--accent);
}

.primary-button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.3);
}

.secondary-button {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

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

/* Features Section */
.features {
    padding: 5rem 0;
    background-color: var(--bg-secondary);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 300;
    letter-spacing: -1px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-card);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 30px var(--shadow);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    filter: grayscale(100%);
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Models Section */
.models {
    padding: 5rem 0;
    background-color: var(--bg-primary);
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.model-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.model-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow);
}

.model-image {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--bg-secondary), var(--border));
    margin: 0 auto 1.5rem;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.model-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 100px;
    background-color: var(--bg-primary);
    border-radius: 10px;
    opacity: 0.5;
}

.model-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.model-specs {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.model-description {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.model-price {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.model-button {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--accent);
    border-radius: 4px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.model-button:hover {
    background-color: var(--accent);
    transform: translateY(-2px);
}

/* FAQ Section */
.faq {
    padding: 5rem 0;
    background-color: var(--bg-secondary);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.faq-item {
    background-color: var(--bg-card);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

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

/* Contact Section */
.contact {
    padding: 5rem 0;
    background-color: var(--bg-primary);
    text-align: center;
}

.contact-subtitle {
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.contact-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-secondary);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.submit-button {
    background-color: var(--accent);
    color: var(--text-primary);
    padding: 1rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.3);
}

.contact-note {
    margin-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Footer */
.footer {
    background-color: var(--bg-secondary);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
}

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

.footer-note {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .models-grid {
        grid-template-columns: 1fr;
    }
}