:root {
    --bg-color: #0d0d0d;
    --surface-color: #1a1a1a;
    --accent-color: #d4af37;
    --accent-light: #f4e1a1;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3 {
    font-family: var(--font-serif);
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation & Hamburger */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition);
}

nav.scrolled {
    background: rgba(13, 13, 13, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

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

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--accent-color);
    text-transform: uppercase;
}

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

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: var(--transition);
}

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

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent-color);
    color: var(--bg-color);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 2px;
    transition: var(--transition);
}

.btn:hover {
    background: var(--accent-light);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
}

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

.section-header h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 1rem;
}

.section-header .line {
    width: 60px;
    height: 3px;
    background: var(--accent-color);
}

.services-grid,
.method-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--surface-color);
    padding: 3rem;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

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

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

/* Responsive Overhaul */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--bg-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        z-index: 1000;
        gap: 3rem;
    }

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

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

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

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

    .about-image {
        order: -1;
    }

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

@media (max-width: 480px) {
    .btn {
        width: 100%;
        text-align: center;
    }
}