/* Global Styles & Variables */
:root {
    --primary-color: #D4AF37;
    /* Gold/Bronze */
    --secondary-color: #1a1a1a;
    /* Dark Charcoal */
    --background-color: #f9f9f9;
    /* Off-white */
    --text-color: #333333;
    --light-text: #ffffff;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --transition-speed: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

ul {
    list-style: none;
}

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

button,
.btn {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: var(--font-body);
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 0;
}

.text-center {
    text-align: center;
}

.btn-primary {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: var(--light-text);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--primary-color);
    transition: all var(--transition-speed) ease;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
}

/* Navigation */
header {
    background-color: rgba(255, 255, 255, 0.95);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

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

.logo img {
    height: 40px;
    width: auto;
}

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

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

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    color: var(--secondary-color);
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url('assets/main.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--light-text);
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--light-text);
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-content .btn-primary {
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
    transform: translateY(20px);
}

/* About Section */
.about-section {
    background-color: white;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 10px auto 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-top: 50px;
}

.about-text p {
    margin-bottom: 20px;
    color: #555;
}

/* Featured Projects */
.projects-section {
    background-color: var(--background-color);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.project-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.project-card img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 30px 20px;
    color: white;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.project-card:hover .project-info {
    transform: translateY(0);
}

.project-info h3 {
    color: white;
    margin-bottom: 5px;
    font-size: 1.5rem;
}

/* Values/Why Choose Us */
.values-section {
    background-color: var(--secondary-color);
    color: white;
    text-align: center;
}

.values-section .section-title {
    color: white;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.value-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.value-item h3 {
    color: white;
    margin-bottom: 15px;
}

.value-item p {
    color: #ccc;
}

/* Footer */
footer {
    background-color: #111;
    color: #888;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 20px;
    display: block;
}

.footer-logo img {
    height: 40px;
    width: auto;
    /* Optional: Brightness filter if logo is dark and footer is dark */
    filter: brightness(0) invert(1);
}

.footer-links h4,
.footer-contact h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

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

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #222;
    font-size: 0.9rem;
}

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

/* Data-AOS Mock (Simple Fade In) */
.fade-in {
    opacity: 0;
    transition: opacity 1s ease, transform 1s ease;
    transform: translateY(20px);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: -100%;
        top: 80px;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        width: 100%;
        justify-content: center;
        transition: right 0.3s ease;
    }

    .nav-links.active {
        right: 0;
    }

    .hamburger {
        display: block;
    }

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

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

.btn-secondary {
    display: inline-block;
    padding: 12px 30px;
    background-color: transparent;
    color: var(--light-text);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--light-text);
    transition: all var(--transition-speed) ease;
    margin-left: 15px;
}

.btn-secondary:hover {
    background-color: var(--light-text);
    color: var(--secondary-color);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

/* Mobile responsive for buttons */
@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .btn-secondary {
        margin-left: 0;
        width: 100%;
        max-width: 250px;
    }

    .hero-content .btn-primary {
        width: 100%;
        max-width: 250px;
    }
}