/* Custom Properties */
:root {
    /* Color Palette */
    --bg-color: #05050a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary-color: #2563eb; /* Royal Blue */
    --primary-glow: rgba(37, 99, 235, 0.4);
    --secondary-color: #7c3aed; /* Vibrant Purple */
    --accent-color: #f97316; /* Safety Orange */
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    /* Spacing & Layout */
    --container-width: 1200px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body.dark-theme {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

/* Typography Utility */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Layout Containers */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 8rem 0;
    position: relative;
    z-index: 10;
}

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

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Background Elements */
.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    opacity: 0.5;
    animation: float 20s infinite ease-in-out alternate;
}

.bg-shape-1 {
    top: -10%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, rgba(0,0,0,0) 70%);
}

.bg-shape-2 {
    bottom: 20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.3) 0%, rgba(0,0,0,0) 70%);
    animation-delay: -5s;
}

/* Components - Glassmorphism */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 500;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    transition: transform 0.5s ease-out;
    opacity: 0;
}

.btn:hover::after {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    background: #3b82f6;
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--glass-bg);
    color: white;
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: white;
}

.btn-outline:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    border-radius: 0;
    border-top: none;
    border-left: none;
    border-right: none;
    transition: var(--transition-smooth);
    padding: 1rem 0;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(5, 5, 10, 0.85);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.logo-icon {
    font-size: 2rem;
    color: var(--primary-color);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

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

.nav-links .btn {
    color: white;
}

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

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 120px; /* Offset for navbar */
}

.hero-content {
    max-width: 900px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.3);
    color: #a78bfa;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 4.5rem;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin-bottom: 3rem;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
}

/* Products Section */
.products {
    background: linear-gradient(to bottom, transparent, rgba(37, 99, 235, 0.05), transparent);
}

.product-card {
    border-radius: 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 4rem;
    overflow: hidden;
    position: relative;
}

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

.product-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    z-index: 1;
}

.product-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.product-badge {
    background: var(--accent-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
}

.product-brand h3 {
    font-size: 2.5rem;
}

.product-tagline {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.product-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature-list .icon {
    font-size: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.8rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.feature-list div strong {
    display: block;
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.feature-list div span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* UI Mockup Abstract */
.product-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.mockup-frame {
    width: 100%;
    aspect-ratio: 4/3;
    background: #111827; /* Dark grayish blue */
    border-radius: 16px;
    border: 1px solid #374151;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-smooth);
}

.mockup-frame:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    height: 40px;
    background: #1f2937;
    border-bottom: 1px solid #374151;
    display: flex;
    align-items: center;
    padding: 0 1rem;
    gap: 2rem;
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #4b5563;
}

.mockup-dots span:nth-child(1) { background: #ef4444; }
.mockup-dots span:nth-child(2) { background: #f59e0b; }
.mockup-dots span:nth-child(3) { background: #10b981; }

.mockup-search {
    height: 20px;
    flex: 1;
    background: #374151;
    border-radius: 10px;
}

.mockup-body {
    flex: 1;
    display: flex;
}

.mockup-sidebar {
    width: 20%;
    background: #1f2937;
    border-right: 1px solid #374151;
}

.mockup-grid {
    width: 55%;
    padding: 1rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    place-content: start;
}

.mockup-item {
    height: 80px;
    background: #374151;
    border-radius: 12px;
}

.mockup-cart {
    width: 25%;
    background: #111827;
    border-left: 1px solid #374151;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.mockup-cart-item {
    height: 30px;
    background: #374151;
    border-radius: 6px;
}

.mockup-cart-total {
    margin-top: auto;
    height: 40px;
    background: #374151;
    border-radius: 8px;
}

.mockup-cart-btn {
    height: 45px;
    background: var(--primary-color);
    border-radius: 8px;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    padding: 3rem 2rem;
    border-radius: 20px;
    transition: var(--transition-smooth);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255,255,255,0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    border-radius: 0;
    border-bottom: none;
    border-left: none;
    border-right: none;
    padding: 4rem 0 0 0;
    margin-top: 4rem;
}

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

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-secondary);
    max-width: 300px;
}

.footer h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
}

.footer-bottom {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations & Interactions */
@keyframes float {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(30px, 50px) rotate(15deg); }
}

/* Scroll Reveal Classes */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .product-card {
        grid-template-columns: 1fr;
        padding: 3rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile hide for now */
    }
    
    .mobile-menu-btn {
        display: flex;
    }

    .hero-title {
        font-size: 3rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .mockup-frame {
        aspect-ratio: auto;
        height: 300px;
    }
    .mockup-grid {
        grid-template-columns: 1fr;
    }
}