:root {
    --color-bg: #0a0a0f;
    --color-surface: #12121a;
    --color-surface-light: #1a1a25;
    --color-text: #ffffff;
    --color-text-muted: #a0a0b0;
    --color-accent: #c8b8a0;
    --color-accent-glow: rgba(200, 184, 160, 0.3);
    --color-border: rgba(255, 255, 255, 0.1);
    --font-display: 'Clash Display', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.5rem 2rem;
    transition: all 0.3s var(--transition-smooth);
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    padding: 1rem 2rem;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

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

.nav-cta {
    background: var(--color-accent);
    color: var(--color-bg);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--color-accent-glow);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 8rem 2rem 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 50%, rgba(200, 184, 160, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 30% 80%, rgba(200, 184, 160, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-badge {
    display: inline-block;
    background: rgba(200, 184, 160, 0.1);
    color: var(--color-accent);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(200, 184, 160, 0.2);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 600;
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 480px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
    border: none;
    padding: 1rem 2rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px var(--color-accent-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    padding: 1rem 2rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--color-surface-light);
    border-color: var(--color-accent);
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-accent);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-showcase {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.product-glow {
    position: absolute;
    inset: -50px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    filter: blur(60px);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

.product-image {
    width: 100%;
    height: auto;
    border-radius: 20px;
    position: relative;
    z-index: 1;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

/* Features Section */
.features {
    padding: 8rem 2rem;
    background: var(--color-surface);
}

.features-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.4s var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(200, 184, 160, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.feature-card-large {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
}

.feature-card-wide {
    grid-column: span 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.feature-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-devices {
    display: flex;
    gap: 1rem;
}

.device-icon {
    background: var(--color-bg);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

/* Showcase Section */
.showcase {
    padding: 8rem 2rem;
}

.showcase-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.showcase-text {
    max-width: 500px;
}

.showcase-desc {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    line-height: 1.7;
    margin: 1.5rem 0 2rem;
}

.showcase-list {
    list-style: none;
}

.showcase-list li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-muted);
}

.showcase-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.showcase-visual {
    position: relative;
}

.showcase-image-container {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
}

.showcase-image {
    width: 100%;
    height: auto;
    display: block;
}

.showcase-accent {
    position: absolute;
    inset: -20px;
    border: 1px solid var(--color-accent);
    border-radius: 32px;
    opacity: 0.3;
    pointer-events: none;
}

/* Specs Section */
.specs {
    padding: 8rem 2rem;
    background: var(--color-surface);
}

.specs-container {
    max-width: 1000px;
    margin: 0 auto;
}

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

.specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.spec-item {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.spec-item:hover {
    border-color: var(--color-accent);
    transform: translateY(-3px);
}

.spec-label {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.spec-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
}

/* Colors Section */
.colors {
    padding: 8rem 2rem;
}

.colors-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.colors-header {
    margin-bottom: 3rem;
}

.color-options {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.color-option {
    cursor: pointer;
    text-align: center;
    transition: transform 0.3s ease;
}

.color-option:hover {
    transform: scale(1.1);
}

.color-option.active .color-swatch {
    box-shadow: 0 0 0 3px var(--color-accent);
}

.color-swatch {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-bottom: 0.75rem;
    border: 2px solid var(--color-border);
    transition: all 0.3s ease;
}

.color-name {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.color-preview {
    max-width: 500px;
    margin: 0 auto;
}

.color-preview-image {
    width: 100%;
    height: auto;
    border-radius: 24px;
}

/* Reviews Section */
.reviews {
    padding: 8rem 2rem;
    background: var(--color-surface);
}

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

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

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.review-card {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    border-color: rgba(200, 184, 160, 0.3);
}

.review-card.featured {
    background: linear-gradient(135deg, var(--color-surface-light) 0%, rgba(200, 184, 160, 0.1) 100%);
    border-color: var(--color-accent);
}

.review-stars {
    color: var(--color-accent);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.review-text {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.review-author {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    color: var(--color-text);
}

.author-title {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* CTA Section */
.cta {
    padding: 8rem 2rem;
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.cta-subtitle {
    color: var(--color-text-muted);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-price {
    margin-bottom: 2rem;
}

.price-current {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-accent);
}

.price-original {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-left: 1rem;
}

.cta-note {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: 1.5rem;
}

/* Footer */
.footer {
    padding: 4rem 2rem 2rem;
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--color-text-muted);
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.footer-column a {
    display: block;
    color: var(--color-text-muted);
    text-decoration: none;
    padding: 0.5rem 0;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.footer-copyright {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.footer-social {
    display: flex;
    gap: 1.5rem;
}

.footer-social a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: var(--color-accent);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card-large {
        grid-row: span 1;
    }
    
    .feature-card-wide {
        grid-column: span 2;
    }
    
    .showcase-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .showcase-text {
        max-width: 100%;
        text-align: center;
    }
    
    .showcase-list {
        display: inline-block;
        text-align: left;
    }
    
    .specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding-top: 6rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card-wide {
        grid-column: span 1;
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .color-options {
        flex-wrap: wrap;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}