/* --- Base Variables & Resets --- */
:root {
    --bg-color: #FAFAFA;
    --text-color: #111111;
    --text-light: #666666;
    --accent-color: #111111;
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

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

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

a {
    text-decoration: none;
    color: inherit;
}

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

/* --- Navigation --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 50px;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

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

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .line {
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    margin: 5px;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
}

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

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero h1 em {
    font-style: italic;
    color: var(--text-light);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 15px 40px;
    background-color: var(--accent-color);
    color: #fff;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.8rem;
    transition: background 0.3s ease, transform 0.3s ease;
}

.btn:hover {
    background-color: #333;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--text-color);
}

.btn-outline:hover {
    background-color: var(--text-color);
    color: #fff;
}

/* --- Grid Section (Disciplines) --- */
.section {
    padding: 100px 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    margin-bottom: 60px;
    text-align: center;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

/* --- Cards --- */
.card {
    display: block;
    overflow: hidden;
    group: hover;
}

.card-img {
    height: 400px;
    background-size: cover;
    background-position: center;
    transition: transform 0.7s ease;
}

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

.card-content {
    padding: 30px 0;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    font-family: var(--font-serif);
}

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

/* --- Footer --- */
footer {
    background-color: #111;
    color: #fff;
    text-align: center;
    padding: 100px 20px 40px;
}

.footer-content h2 {
    font-family: var(--font-serif);
    font-size: 3rem;
    margin-bottom: 20px;
}

.footer-content p {
    color: #888;
    margin-bottom: 40px;
}

.socials {
    margin: 60px 0 30px;
    display: flex;
    justify-content: center;
    gap: 30px;
}

.socials a {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: #888;
}

.socials a:hover {
    color: #fff;
}

.copyright {
    font-size: 0.8rem;
    margin-top: 50px !important;
}

/* --- Animations & Responsive --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hamburger {
        display: block;
    }
    .grid {
        grid-template-columns: 1fr;
    }
    .card-img {
        height: 300px;
    }
    .navbar {
        padding: 20px;
    }
}