@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&display=swap');

:root {
    --primary-bg: #0f172a;
    --secondary-bg: #1e293b;
    --accent-color: #fbbf24; /* Warm Gold */
    --accent-hover: #f59e0b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --glass-bg: rgba(15, 23, 42, 0.8);
    --card-bg: rgba(30, 41, 59, 0.5);
    --border-color: rgba(255, 255, 255, 0.1);
    --transition: all 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: 'Outfit', sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--primary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-bg);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, #fff 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout */
section {
    padding: 100px 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.container {
    width: 100%;
}

/* Navbar */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 5%;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

nav.scrolled {
    padding: 15px 5%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo i {
    color: var(--accent-color);
}

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

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 400;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

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

.hero-content {
    flex: 1;
    z-index: 2;
    max-width: 650px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-image-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-bg) 0%, transparent 100%);
    z-index: 1;
}

.hero-img {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    object-fit: cover;
    mask-image: linear-gradient(to left, black 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to left, black 70%, transparent 100%);
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-color);
    color: #000;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(251, 191, 36, 0.3);
}

/* Services Grid */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

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

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

.service-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    display: block;
}

.service-card h3 {
    margin-bottom: 15px;
}

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

/* Materials Section */
.materials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}

.materials-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.material-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.material-item {
    background: var(--secondary-bg);
    padding: 20px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.material-item i {
    color: var(--accent-color);
}

/* Process Timeline */
.process-timeline {
    position: relative;
    padding: 50px 0;
}

.process-step {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    flex-shrink: 0;
    z-index: 2;
}

.step-content {
    padding-top: 10px;
}

.process-step::after {
    content: '';
    position: absolute;
    left: 30px;
    top: 60px;
    width: 2px;
    height: calc(100% + 10px);
    background: var(--border-color);
}

.process-step:last-child::after {
    display: none;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.portfolio-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
    display: flex;
    align-items: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay span {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 1.1rem;
}

/* Footer */
footer {
    background: #080d1a;
    padding: 80px 5% 40px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-col h4 {
    margin-bottom: 25px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal].active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
    .hero {
        height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        padding: 0 5%;
        position: relative;
    }
    
    .hero-content {
        margin-bottom: 0;
        z-index: 3;
    }

    .hero-image-bg {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        background: rgba(15, 23, 42, 0.7); /* Darker overlay for mobile */
        z-index: 2;
        mask-image: none;
        -webkit-mask-image: none;
    }

    .hero-img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
        z-index: 1;
        mask-image: none;
        -webkit-mask-image: none;
        border-radius: 0;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .material-list {
        grid-template-columns: 1fr;
    }
}