:root {
    --beige-light: #FDFBF7;
    --beige-medium: #F5F1E9;
    --beige-dark: #E8E2D6;
    --grey-dark: #2D2D2D;
    --grey-medium: #4A4A4A;
    --grey-light: #8E8E8E;
    --white: #FFFFFF;
    --accent: #B0A695;
    
    --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(--beige-light);
    color: var(--grey-dark);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

section {
    padding: 100px 0;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(253, 251, 247, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--beige-dark);
    transition: var(--transition);
}

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

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 1px;
}

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

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
    color: var(--grey-medium);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--beige-medium);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    flex: 1;
    z-index: 2;
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--grey-medium);
    max-width: 500px;
    margin-bottom: 2.5rem;
}

.hero-image {
    flex: 1;
    height: 100%;
    position: absolute;
    right: 0;
    top: 0;
    width: 50%;
    background: url('catalina_hero.jpg') no-repeat center top;
    background-size: cover;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, var(--beige-medium), transparent 30%);
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--grey-dark);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--grey-dark);
}

.cta-button:hover {
    background-color: transparent;
    color: var(--grey-dark);
}

/* About Section */
.about {
    background-color: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.section-tag {
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 1rem;
    display: block;
}

.about h2 {
    font-size: 3rem;
    margin-bottom: 2rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--grey-medium);
}

/* Topics Section */
.topics {
    background-color: var(--beige-medium);
}

.topics h2 {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 4rem;
}

.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.topic-card {
    background: var(--white);
    padding: 3rem;
    border: 1px solid var(--beige-dark);
    transition: var(--transition);
}

.topic-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.topic-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.topic-card p {
    font-size: 0.95rem;
    color: var(--grey-medium);
}

/* Contact Footer */
.footer {
    padding: 80px 0;
    background-color: var(--grey-dark);
    color: var(--white);
    text-align: center;
}

.footer h2 {
    color: var(--white);
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-link {
    font-size: 1.1rem;
    border-bottom: 1px solid transparent;
}

.footer-link:hover {
    border-bottom-color: var(--white);
}

.copyright {
    font-size: 0.8rem;
    color: var(--grey-light);
    margin-top: 4rem;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        height: auto;
        padding-bottom: 60px;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero-image {
        position: relative;
        width: 100%;
        height: 400px;
        order: -1;
    }
    
    .hero-image::after {
        background: linear-gradient(to top, var(--beige-medium), transparent 30%);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}