:root {
    /* Colors */
    --bg-dark: #050505;
    --bg-surface: #101010;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-blue: #00d4ff;
    --accent-gold: #ffb700;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.05);

    /* Spacing */
    --container-width: 1200px;
    --header-height: 80px;

    /* Typography */
    --font-main: 'Outfit', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-blue), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--accent-blue);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-secondary:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.btn-full {
    width: 100%;
    margin-top: 1rem;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-gold));
    border: none;
    color: #000;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-weight: 700;
    line-height: 1.2;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.menu-toggle .bar {
    width: 30px;
    height: 2px;
    background: white;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--header-height);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../../assets/hero-bg.png');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, #050505 0%, rgba(5, 5, 5, 0.8) 50%, rgba(5, 5, 5, 0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 2rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

/* Section Common */
.section {
    padding: 100px 0;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #fff, #aaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    color: var(--text-secondary);
}

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

.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    transition: 0.4s;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-gold));
    opacity: 0;
    transition: 0.4s;
}

.card:hover::before {
    opacity: 1;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

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

.specs-list li {
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 10px;
}

.specs-list li:last-child {
    border: none;
}

.specs-list strong {
    color: var(--accent-blue);
}

/* Materials Section */
/* Materials Section - Updated */
.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.material-item {
    background: var(--bg-surface);
    padding: 30px;
    border-radius: 15px;
    border-left: 3px solid var(--accent-blue);
    transition: transform 0.3s;
}

.material-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
}

.material-item h3 {
    margin-bottom: 10px;
}

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

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
    /* Changed from center to start for better map align */
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.contact-details {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.1rem;
}

.contact-item .icon {
    color: var(--accent-blue);
    font-size: 1.5rem;
}

/* New Gallery Styles */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    height: 300px;
    cursor: pointer;
    background: #000;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    opacity: 0.8;
}

.gallery-item:hover img {
    transform: scale(1.1);
    opacity: 1;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 15px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8rem;
    text-align: right;
    pointer-events: none;
}

/* Map Styles */
.map-container {
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    height: 400px;
    background: var(--bg-surface);
}

/* WhatsApp Styles */
.btn-whatsapp {
    background: #25D366;
    color: white;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-whatsapp svg {
    fill: currentColor;
    width: 20px;
    height: 20px;
}

.whatsapp-link .icon svg {
    width: 24px;
    height: 24px;
    fill: #25D366;
}

.btn-whatsapp:hover {
    background: #20BA5A;
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.4);
    transform: translateY(-2px);
    color: white;
}

.whatsapp-link {
    padding: 15px;
    border-radius: 15px;
    background: rgba(37, 211, 102, 0.1);
    border: 1px solid rgba(37, 211, 102, 0.2);
    transition: all 0.3s ease;
    display: flex;
    /* Ensure flex for alignment */
    align-items: center;
    /* Center vertically */
}

.whatsapp-link:hover {
    background: rgba(37, 211, 102, 0.2);
    transform: translateX(5px);
}

.whatsapp-link .icon {
    color: #25D366;
    display: flex;
    /* Fix for SVG centering */
    align-items: center;
}

/* Developer Credit */
.developer-credit {
    margin-top: 15px;
    font-size: 0.8rem;
    opacity: 0.6;
}

.developer-credit a {
    color: var(--accent-blue);
    text-decoration: none;
}

.developer-credit a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations using Classes */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: black;
        flex-direction: column;
        align-items: center;
        padding: 40px 0;
        transform: translateY(-150%);
        transition: 0.4s ease;
        z-index: 999;
        border-bottom: 1px solid var(--glass-border);
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1rem;
    }

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

    .materials-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        text-align: center;
    }
}

/* Lightbox Carousel */
#lightbox {
    position: fixed;
    z-index: 2000;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

#lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
}

.lightbox-content img {
    max-height: 85vh;
    max-width: 100%;
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
    border-radius: 4px;
}

.lightbox-caption {
    color: #ccc;
    text-align: center;
    margin-top: 15px;
    font-family: var(--font-main);
    font-size: 1rem;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 3rem;
    color: white;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.3s;
    z-index: 2001;
}

.lightbox-close:hover {
    color: var(--accent-blue);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.5);
    background: none;
    border: none;
    cursor: pointer;
    padding: 20px;
    transition: all 0.3s;
    z-index: 2001;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

@media (max-width: 768px) {

    .lightbox-prev,
    .lightbox-next {
        font-size: 2rem;
        padding: 10px;
    }
}