/* =========================================
   CSS Variables & Theming
   ========================================= */
:root {
    /* Color Palette */
    --bg-primary: #0a0a0a;         /* Deep Charcoal */
    --bg-surface: #141414;         /* Dark Slate */
    --bg-surface-light: #202020;   /* Slightly lighter slate for cards */
    
    --text-primary: #f5f5f5;       /* Crisp White */
    --text-secondary: #a3a3a3;     /* Light Gray */
    
    --accent-color: #00E5FF;       /* Electric Cyan */
    --accent-color-hover: #00b8cc; 
    --accent-glow: rgba(0, 229, 255, 0.25);
    
    --border-color: rgba(255, 255, 255, 0.08);
    
    /* Typography */
    --font-main: 'Inter', sans-serif;
    
    /* Spacing & Layout */
    --container-max: 1200px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* =========================================
   Reset & Global Styles
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 5%;
}

.text-accent {
    color: var(--accent-color);
}

.section {
    padding: 100px 0;
}

.bg-darker {
    background-color: var(--bg-surface);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: 15px;
    font-weight: 700;
}

.section-header p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* =========================================
   Buttons
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
    background-color: var(--accent-color-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 229, 255, 0.4);
}

/* Pulsing Animation for CTA */
.pulse-btn {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 var(--accent-glow); }
    70% { box-shadow: 0 0 0 15px rgba(0, 229, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0); }
}

/* =========================================
   Navigation Bar
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    background: rgba(10, 10, 10, 0.95);
}

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

.brand-logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

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

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--accent-color);
    transition: var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 30px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-normal);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 30%, rgba(0, 229, 255, 0.08) 0%, transparent 50%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 90%;
}

.hero-image-wrapper {
    position: relative;
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--accent-glow);
    filter: blur(80px);
    border-radius: 50%;
    z-index: -1;
}

.hero-image {
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
}

/* =========================================
   Services Section
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-surface-light);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 229, 255, 0.1);
    color: var(--accent-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.service-list svg {
    width: 18px;
    height: 18px;
    color: var(--accent-color);
    flex-shrink: 0;
}

/* =========================================
   Values Section
   ========================================= */
.values-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.values-content h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 20px;
    line-height: 1.2;
}

.values-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background: var(--bg-surface-light);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
}

.feature-text h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

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

.rounded-image {
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

/* =========================================
   Warranty Section
   ========================================= */
.warranty-box {
    background: var(--bg-surface-light);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 60px;
    position: relative;
    overflow: hidden;
}

.warranty-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), transparent);
}

.warranty-header {
    text-align: center;
    margin-bottom: 20px;
}

.warranty-header svg {
    margin-bottom: 15px;
}

.warranty-header h2 {
    font-size: 2rem;
}

.warranty-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.warranty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.warranty-rule {
    background: rgba(255,255,255,0.02);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05);
    position: relative;
}

.rule-number {
    position: absolute;
    top: -15px;
    left: 25px;
    background: var(--bg-primary);
    color: var(--accent-color);
    font-weight: 800;
    font-size: 1.2rem;
    padding: 0 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.warranty-rule p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 5px;
}

.warranty-rule strong {
    color: var(--text-primary);
}

/* =========================================
   Footer / Location
   ========================================= */
.footer {
    background: #050505;
    padding: 80px 0 20px;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-surface-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.social-links a:hover {
    background: var(--accent-color);
    color: #000;
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.footer-info h4, .footer-map h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
}

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

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-list svg {
    width: 20px;
    height: 20px;
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.map-wrapper {
    width: 100%;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* =========================================
   Responsive Design
   ========================================= */
@media (max-width: 992px) {
    .hero-content, .values-layout {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin: 0 auto 40px;
    }

    .hero-text {
        order: 1;
    }

    .hero-image-wrapper {
        order: 2;
        max-width: 600px;
        margin: 0 auto;
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .warranty-box {
        padding: 40px 20px;
    }
}