/* GlobalTech Industries - Modern Industrial Theme */

:root {
    --primary-dark: #0f172a;
    --primary-light: #1e293b;
    --accent-gold: #f59e0b;
    --accent-amber: #fbbf24;
    --accent-orange: #ea580c;
    --surface-light: #f8fafc;
    --surface-white: #ffffff;
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border-light: #e2e8f0;
    --shadow-glow: 0 0 40px -10px rgba(245, 158, 11, 0.3);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --font-main: 'Manrope', sans-serif;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s 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-main);
    background-color: var(--surface-white);
    color: var(--text-dark);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-dark);
    text-decoration: none;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    box-shadow: var(--shadow-glow);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-amber));
    transition: var(--transition-smooth);
}

.nav-links a:hover, .nav-links a.active { color: var(--primary-dark); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-dark);
    cursor: pointer;
    padding: 0.5rem;
}

/* Responsive Navigation */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-actions .btn-accent {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: white;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.5);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange));
    color: var(--primary-dark);
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--primary-dark);
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    transition: var(--transition-smooth);
    border: 2px solid var(--border-light);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-outline:hover {
    border-color: var(--primary-dark);
    background: var(--primary-dark);
    color: white;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    background: linear-gradient(180deg, var(--surface-white) 0%, var(--surface-light) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 20% 40%, rgba(245, 158, 11, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse 60% 40% at 80% 60%, rgba(15, 23, 42, 0.05) 0%, transparent 50%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(15, 23, 42, 0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
    animation: float 8s ease-in-out infinite;
}

.hero-shape-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-gold);
    top: 10%;
    right: -100px;
}

.hero-shape-2 {
    width: 300px;
    height: 300px;
    background: var(--primary-dark);
    bottom: 10%;
    left: -50px;
    animation-delay: -3s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text { animation: slideUp 0.8s ease-out; }

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-orange);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--primary-dark);
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-title span {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    animation: slideUp 0.8s ease-out 0.2s backwards;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), var(--shadow-glow);
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-xl);
    z-index: 1;
    pointer-events: none;
}

.hero-image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.hero-image:hover img { transform: scale(1.05); }

/* Section Styles */
.section { padding: 6rem 0; position: relative; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 4rem; }
.section-subtitle { display: inline-block; font-size: 0.8rem; font-weight: 700; color: var(--accent-orange); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1rem; }
.section-title { font-size: 2.5rem; font-weight: 800; color: var(--primary-dark); letter-spacing: -0.02em; margin-bottom: 1rem; }
.section-description { font-size: 1.125rem; color: var(--text-muted); line-height: 1.7; }

/* Stats Section */
.stats-section { background: var(--primary-dark); padding: 4rem 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.stat-item { text-align: center; }
.stat-number { font-size: 3rem; font-weight: 800; color: var(--accent-gold); line-height: 1; margin-bottom: 0.5rem; }
.stat-label { font-size: 0.9rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em; }

/* Features Section */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.feature-card { background: var(--surface-white); border-radius: var(--radius-lg); padding: 2.5rem; position: relative; overflow: hidden; transition: var(--transition-smooth); border: 1px solid var(--border-light); }
.feature-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--accent-gold), var(--accent-orange)); transform: scaleX(0); transform-origin: left; transition: var(--transition-smooth); }
.feature-card:hover { transform: translateY(-8px); box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon { width: 64px; height: 64px; background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05)); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--accent-orange); margin-bottom: 1.5rem; }
.feature-title { font-size: 1.25rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.75rem; }
.feature-description { color: var(--text-muted); line-height: 1.6; font-size: 0.95rem; }

/* Product Cards */
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; max-width: 1400px; margin: 0 auto; padding: 0 2rem; }
.product-card { background: var(--surface-white); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition-smooth); border: 1px solid var(--border-light); }
.product-card:hover { transform: translateY(-8px); box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1); }
.product-image { position: relative; padding-top: 70%; background: var(--surface-light); overflow: hidden; }
.product-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-image img { transform: scale(1.1); }
.product-badge { position: absolute; top: 1rem; left: 1rem; background: var(--surface-white); padding: 0.35rem 0.75rem; border-radius: var(--radius-sm); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--primary-dark); box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1); }
.product-content { padding: 1.5rem; }
.product-title { font-size: 1.1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.5rem; }
.product-category { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; }
.product-action { width: 100%; padding: 0.75rem; background: var(--primary-dark); color: white; border: none; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; cursor: pointer; transition: var(--transition-fast); }
.product-action:hover { background: var(--accent-gold); color: var(--primary-dark); }

/* Filter Buttons */
.filter-container { display: flex; gap: 0.75rem; flex-wrap: wrap; justify-content: center; margin-bottom: 3rem; }
.filter-btn { padding: 0.75rem 1.5rem; border-radius: var(--radius-md); font-size: 0.85rem; font-weight: 600; color: var(--text-muted); border: 1px solid var(--border-light); background: var(--surface-white); cursor: pointer; transition: var(--transition-smooth); }
.filter-btn:hover { border-color: var(--primary-dark); color: var(--primary-dark); }
.filter-btn.active { background: var(--primary-dark); color: white; border-color: var(--primary-dark); }

/* Why Choose Us */
.why-us-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.why-us-item { text-align: center; padding: 2rem; }
.why-us-icon { width: 80px; height: 80px; background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05)); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2rem; color: var(--accent-orange); margin: 0 auto 1.5rem; }
.why-us-title { font-size: 1.1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.75rem; }
.why-us-text { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }

/* CTA Section */
.cta-section { background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)); position: relative; overflow: hidden; padding: 6rem 0; }
.cta-content { max-width: 700px; margin: 0 auto; text-align: center; position: relative; z-index: 1; padding: 0 2rem; }
.cta-title { font-size: 2.5rem; font-weight: 800; color: white; margin-bottom: 1rem; letter-spacing: -0.02em; }
.cta-text { font-size: 1.125rem; color: var(--text-light); margin-bottom: 2rem; line-height: 1.7; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.cta-shape { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.3; }
.cta-shape-1 { width: 300px; height: 300px; background: var(--accent-gold); top: -100px; left: -100px; }
.cta-shape-2 { width: 250px; height: 250px; background: var(--accent-orange); bottom: -80px; right: -80px; }

/* Page Header */
.page-header { background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)); padding: 8rem 0 4rem; position: relative; overflow: hidden; }
.page-header::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px); background-size: 40px 40px; }
.page-header-content { max-width: 1200px; margin: 0 auto; padding: 0 2rem; text-align: center; position: relative; z-index: 1; }
.page-subtitle { display: inline-block; font-size: 0.8rem; font-weight: 700; color: var(--accent-gold); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1rem; }
.page-title { font-size: 3.5rem; font-weight: 800; color: white; letter-spacing: -0.02em; margin-bottom: 1rem; }
.page-description { font-size: 1.25rem; color: var(--text-light); max-width: 600px; margin: 0 auto; line-height: 1.7; }

/* About Section */
.about-section { background: var(--surface-light); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: 1200px; margin: 0 auto; padding: 0 2rem; align-items: center; }
.about-image-main { border-radius: var(--radius-xl); overflow: hidden; box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1); }
.about-image-main img { width: 100%; height: auto; display: block; }
.about-tag { display: inline-block; font-size: 0.75rem; font-weight: 700; color: var(--accent-orange); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1rem; }
.about-title { font-size: 2.5rem; font-weight: 800; color: var(--primary-dark); letter-spacing: -0.02em; margin-bottom: 1.5rem; line-height: 1.2; }
.about-text { color: var(--text-muted); line-height: 1.8; margin-bottom: 1.5rem; font-size: 1rem; }

/* Footer */
.footer { background: var(--primary-dark); color: var(--text-light); padding: 4rem 0 2rem; position: relative; }
.footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--accent-gold), transparent); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 4rem; max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.footer-brand { max-width: 300px; }
.footer-logo { display: flex; align-items: center; gap: 0.75rem; font-size: 1.5rem; font-weight: 800; color: white; margin-bottom: 1.5rem; }
.footer-logo-icon { width: 40px; height: 40px; background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange)); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: white; }
.footer-description { line-height: 1.7; font-size: 0.95rem; margin-bottom: 1.5rem; }
.footer-title { font-size: 0.8rem; font-weight: 700; color: white; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1.5rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: var(--text-light); text-decoration: none; font-size: 0.95rem; transition: var(--transition-fast); display: flex; align-items: center; gap: 0.5rem; }
.footer-links a:hover { color: var(--accent-gold); }
.footer-bottom { max-width: 1200px; margin: 3rem auto 0; padding: 2rem 2rem 0; border-top: 1px solid rgba(255, 255, 255, 0.1); display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; }

/* Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(15, 23, 42, 0.8); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 2rem; opacity: 0; visibility: hidden; transition: var(--transition-smooth); }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal { background: var(--surface-white); border-radius: var(--radius-xl); padding: 3rem; max-width: 500px; width: 100%; position: relative; transform: scale(0.9) translateY(20px); transition: var(--transition-smooth); }
.modal-overlay.active .modal { transform: scale(1) translateY(0); }
.modal-close { position: absolute; top: 1.5rem; right: 1.5rem; background: none; border: none; font-size: 1.25rem; color: var(--text-muted); cursor: pointer; }
.modal-close:hover { color: var(--primary-dark); }
.modal-title { font-size: 1.75rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 0.5rem; }
.modal-subtitle { color: var(--text-muted); margin-bottom: 2rem; font-size: 0.95rem; }
.form-group { margin-bottom: 1.25rem; }
.form-input { width: 100%; padding: 1rem; background: var(--surface-light); border: 1px solid var(--border-light); border-radius: var(--radius-md); font-size: 1rem; font-family: var(--font-main); transition: var(--transition-fast); }
.form-input:focus { outline: none; border-color: var(--accent-gold); background: var(--surface-white); box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1); }
.form-textarea { width: 100%; padding: 1rem; background: var(--surface-light); border: 1px solid var(--border-light); border-radius: var(--radius-md); font-size: 1rem; font-family: var(--font-main); resize: vertical; min-height: 100px; transition: var(--transition-fast); }
.form-textarea:focus { outline: none; border-color: var(--accent-gold); background: var(--surface-white); box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1); }
.modal-submit { width: 100%; padding: 1rem; background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange)); color: var(--primary-dark); border: none; border-radius: var(--radius-md); font-weight: 700; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; cursor: pointer; transition: var(--transition-smooth); }
.modal-submit:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }

/* Product Detail Page */
.breadcrumb { background: var(--surface-light); padding: 1rem 0; border-bottom: 1px solid var(--border-light); }
.breadcrumb-container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; }
.breadcrumb a { color: var(--text-muted); text-decoration: none; transition: var(--transition-fast); }
.breadcrumb a:hover { color: var(--accent-orange); }
.breadcrumb span { color: var(--text-muted); }
.breadcrumb .current { color: var(--primary-dark); font-weight: 600; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: 1200px; margin: 0 auto; padding: 4rem 2rem; }
.product-main-image { border-radius: var(--radius-xl); overflow: hidden; background: var(--surface-light); position: relative; aspect-ratio: 1; }
.product-main-image img { width: 100%; height: 100%; object-fit: cover; }
.product-detail-badge { display: inline-block; background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange)); padding: 0.35rem 1rem; border-radius: var(--radius-sm); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--primary-dark); margin-bottom: 1rem; }
.product-detail-title { font-size: 2.5rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 0.5rem; letter-spacing: -0.02em; }
.product-sku { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 1.5rem; }
.product-detail-description { color: var(--text-muted); line-height: 1.8; margin-bottom: 2rem; font-size: 1rem; }
.product-specs { background: var(--surface-light); border-radius: var(--radius-lg); padding: 2rem; margin-bottom: 2rem; }
.product-specs-title { font-size: 0.8rem; font-weight: 700; color: var(--primary-dark); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 1.5rem; }
.spec-row { display: flex; justify-content: space-between; padding: 0.75rem 0; border-bottom: 1px solid var(--border-light); }
.spec-row:last-child { border-bottom: none; }
.spec-label { color: var(--text-muted); font-size: 0.9rem; }
.spec-value { color: var(--primary-dark); font-weight: 600; font-size: 0.9rem; }
.product-detail-action { width: 100%; padding: 1.25rem; background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)); color: white; border: none; border-radius: var(--radius-md); font-weight: 700; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; cursor: pointer; transition: var(--transition-smooth); margin-bottom: 1rem; }
.product-detail-action:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.5); }

/* Scroll Animations */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; text-align: center; }
    .hero-description { margin: 0 auto 2rem; }
    .hero-actions { justify-content: center; }
    .hero-image { max-width: 600px; margin: 0 auto; }
    .features-grid, .products-grid, .why-us-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem 3rem; }
    .about-grid, .product-detail-grid { grid-template-columns: 1fr; gap: 3rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-title { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .features-grid, .products-grid, .why-us-grid, .stats-grid { grid-template-columns: 1fr; }
    .page-title { font-size: 2.5rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}

/* Mobile Menu */
.mobile-menu { position: fixed; top: 0; right: -100%; width: 80%; max-width: 400px; height: 100vh; background: var(--surface-white); z-index: 2001; padding: 6rem 2rem 2rem; transition: var(--transition-smooth); box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1); }
.mobile-menu.active { right: 0; }
.mobile-menu-close { position: absolute; top: 1.5rem; right: 1.5rem; background: none; border: none; font-size: 1.5rem; color: var(--primary-dark); cursor: pointer; }
.mobile-nav-links { list-style: none; }
.mobile-nav-links li { margin-bottom: 1.5rem; }
.mobile-nav-links a { font-size: 1.25rem; font-weight: 700; color: var(--primary-dark); text-decoration: none; }
.mobile-nav-links a:hover { color: var(--accent-orange); }
.mobile-overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.5); z-index: 2000; opacity: 0; visibility: hidden; transition: var(--transition-smooth); }
.mobile-overlay.active { opacity: 1; visibility: visible; }