:root {
    /* Color Palette - Minimalist/Architectural */
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --text-muted: #888888;
    --primary-color: #1a1a1a;
    --secondary-color: #f5f5f5; /* Light gray for section backgrounds */
    --accent-color: #000000;
    --border-color: #e5e5e5;
    
    /* Spacing */
    --section-padding: 100px;
}

body {
    font-family: 'Manrope', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
    overflow-x: hidden;
    opacity: 0; /* Initial state for GSAP fade-in */
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--primary-color);
}

h1 {
    font-weight: 700;
    line-height: 1.1;
}

h6 {
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

a {
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--text-muted);
}

/* Utilities */
.text-muted {
    color: var(--text-muted) !important;
}

.bg-secondary-light {
    background-color: var(--secondary-color);
}

.section-padding {
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
}

.img-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Navbar */
.navbar {
    padding-top: 2rem;
    padding-bottom: 2rem;
    background: transparent !important;
    transition: background-color 0.3s ease, padding 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.03em;
    text-transform: uppercase;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-color) !important;
    margin-left: 1.5rem;
}

@media (max-width: 991.98px) {
    .nav-link {
        margin-left: 0;
        padding-top: 1rem;
        padding-bottom: 1rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .navbar-collapse {
        background: #fff;
        padding: 1rem;
        margin-top: 1rem;
        border-radius: 4px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }
}

.nav-link:hover {
    color: var(--text-muted) !important;
}

/* Buttons */
.btn-custom {
    padding: 12px 28px;
    border: 1px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    font-weight: 600;
    border-radius: 0;
    transition: all 0.3s ease;
}

.btn-custom:hover {
    background: var(--primary-color);
    color: #fff;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
}

footer h5 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

footer ul li {
    margin-bottom: 0.5rem;
}

footer a {
    font-size: 0.95rem;
}