/* --- Variables & Reset --- */
    :root {
        --color-primary: #0f4c5c; /* Deep Teal */
        --color-primary-light: #e0f2f1;
        --color-accent: #2a9d8f; /* Lighter Teal */
        --color-slate: #263238; /* Dark Slate */
        --color-slate-light: #546e7a;
        --color-bg: #fdfdfd;
        --color-bg-alt: #f4f6f6;
        --color-text: #1a1a1a;
        --color-text-light: #555555;
        
        --font-serif: 'Playfair Display', serif;
        --font-sans: 'Inter', sans-serif;
        
        --spacing-container: 1200px;
        --spacing-section: 100px;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-sans);
        color: var(--color-text);
        background-color: var(--color-bg);
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
    }

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

    a {
        text-decoration: none;
        color: inherit;
        transition: color 0.3s ease;
    }

    ul {
        list-style: none;
    }

    /* --- Utilities --- */
    .container {
        max-width: var(--spacing-container);
        margin: 0 auto;
        padding: 0 24px;
    }

    .eyebrow {
        display: block;
        font-family: var(--font-sans);
        font-size: 0.85rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.1em;
        color: var(--color-accent);
        margin-bottom: 16px;
    }

    h1, h2, h3 {
        font-family: var(--font-serif);
        font-weight: 700;
        line-height: 1.2;
        color: var(--color-slate);
    }

    h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); margin-bottom: 24px; }
    h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 24px; }
    h3 { font-size: 1.5rem; margin-bottom: 16px; }

    p {
        color: var(--color-text-light);
        font-size: 1.125rem;
        margin-bottom: 24px;
    }

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

    /* --- Buttons --- */
    .btn {
        display: inline-block;
        padding: 16px 32px;
        font-family: var(--font-sans);
        font-weight: 600;
        font-size: 1rem;
        border-radius: 4px;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .btn-primary {
        background-color: var(--color-primary);
        color: white;
        border: 2px solid var(--color-primary);
    }

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

    .btn-outline {
        background-color: transparent;
        color: var(--color-slate);
        border: 2px solid var(--color-slate);
    }

    .btn-outline:hover {
        background-color: var(--color-slate);
        color: white;
    }

    .btn-full {
        width: 100%;
        text-align: center;
    }

    /* --- Navbar --- */
    .navbar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
        background-color: rgba(253, 253, 253, 0.95);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(0,0,0,0.05);
        padding: 20px 0;
        transition: padding 0.3s ease;
    }

    .navbar.scrolled {
        padding: 12px 0;
        box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    }

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

    .logo {
        font-family: var(--font-serif);
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--color-slate);
    }

    .logo span { color: var(--color-primary); }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 40px;
    }

    .nav-links a {
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--color-slate);
    }

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

    .btn-nav {
        padding: 10px 24px;
        background-color: var(--color-primary);
        color: white !important;
        border-radius: 4px;
    }

    .btn-nav:hover { background-color: var(--color-slate); }

    .mobile-toggle {
        display: none;
        background: none;
        border: none;
        cursor: pointer;
        flex-direction: column;
        gap: 6px;
    }

    .mobile-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        background-color: var(--color-slate);
        transition: 0.3s;
    }

    /* --- Mobile Menu --- */
    .mobile-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--color-bg);
        z-index: 999;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        transform: translateY(-100%);
        transition: transform 0.4s ease;
    }

    .mobile-menu.active {
        transform: translateY(0);
    }

    .mobile-link {
        font-family: var(--font-serif);
        font-size: 2rem;
        color: var(--color-slate);
    }

    .btn-mobile {
        margin-top: 24px;
        font-family: var(--font-sans);
        font-size: 1rem;
        padding: 16px 32px;
        background-color: var(--color-primary);
        color: white;
        border-radius: 4px;
    }

    /* --- Hero --- */
    .hero {
        padding: 160px 0 100px;
        background-color: var(--color-bg);
        overflow: hidden;
    }

    .hero-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

    .hero-sub {
        font-size: 1.25rem;
        color: var(--color-slate-light);
        margin-bottom: 40px;
        max-width: 480px;
    }

    .hero-btns {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero-image-wrapper {
        position: relative;
    }

    .hero-img {
        width: 100%;
        height: 600px;
        object-fit: cover;
        border-radius: 8px;
        box-shadow: 20px 20px 0 var(--color-primary-light);
    }

    /* --- Intro --- */
    .intro {
        background-color: var(--color-bg-alt);
        padding: 60px 0;
    }

    .intro-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }

    .intro-item h3 {
        font-family: var(--font-serif);
        font-size: 1.25rem;
        color: var(--color-primary);
        margin-bottom: 8px;
    }

    .intro-item p {
        font-size: 1rem;
        margin-bottom: 0;
        color: var(--color-text-light);
    }

    /* --- About --- */
    .about {
        padding: var(--spacing-section) 0;
    }

    .about-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        align-items: center;
    }

    .about-image .main-img {
        width: 100%;
        height: 500px;
        object-fit: cover;
        border-radius: 8px;
    }

    /* --- Services --- */
    .services {
        padding: var(--spacing-section) 0;
        background-color: var(--color-bg-alt);
    }

    .section-header {
        margin-bottom: 60px;
    }

    .services-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }

    .service-card {
        background: white;
        padding: 40px;
        border-radius: 8px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.03);
        transition: transform 0.3s ease;
    }

    .service-card:hover {
        transform: translateY(-10px);
    }

    .service-card .icon {
        width: 60px;
        height: 60px;
        background-color: var(--color-primary-light);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        margin-bottom: 24px;
    }

    .service-card h3 {
        font-family: var(--font-serif);
        color: var(--color-slate);
    }

    .service-card p {
        font-size: 1rem;
        margin-bottom: 0;
    }

    /* --- Philosophy --- */
    .philosophy {
        padding: var(--spacing-section) 0;
    }

    .philosophy-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        align-items: center;
    }

    .philosophy-image .main-img {
        width: 100%;
        height: 550px;
        object-fit: cover;
        border-radius: 8px;
    }

    .philosophy-list {
        margin-top: 32px;
    }

    .philosophy-list li {
        display: flex;
        align-items: center;
        gap: 16px;
        font-size: 1.1rem;
        color: var(--color-text);
        margin-bottom: 16px;
    }

    .philosophy-list li::before {
        content: "";
        display: block;
        width: 8px;
        height: 8px;
        background-color: var(--color-accent);
        border-radius: 50%;
    }

    /* --- Contact --- */
    .contact {
        padding: var(--spacing-section) 0;
        background-color: var(--color-slate);
        color: white;
    }

    .contact-wrapper {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }

    .contact-info h2 { color: white; }
    .contact-info p { color: rgba(255,255,255,0.7); }

    .info-item {
        margin-top: 40px;
    }

    .info-item strong {
        display: block;
        font-size: 0.9rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--color-accent);
        margin-bottom: 8px;
    }

    .info-item span, .info-item a {
        font-size: 1.25rem;
        color: white;
        font-family: var(--font-serif);
    }

    .info-item a:hover { color: var(--color-accent); }

    .contact-form {
        background: white;
        padding: 40px;
        border-radius: 8px;
    }

    .form-group {
        margin-bottom: 24px;
    }

    .form-group label {
        display: block;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--color-slate);
        margin-bottom: 8px;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 14px;
        border: 1px solid #e0e0e0;
        border-radius: 4px;
        font-family: var(--font-sans);
        font-size: 1rem;
        transition: border-color 0.3s;
    }

    .form-group input:focus,
    .form-group textarea:focus {
        outline: none;
        border-color: var(--color-primary);
    }

    .success-message {
        background-color: #d1fae5;
        color: #065f46;
        padding: 16px;
        border-radius: 4px;
        text-align: center;
        margin-top: 16px;
    }

    .hidden { display: none; }

    /* --- Footer --- */
    footer {
        background-color: #1a252b;
        color: rgba(255,255,255,0.5);
        padding: 60px 0;
        text-align: center;
    }

    .footer-logo {
        font-family: var(--font-serif);
        font-size: 1.5rem;
        color: white;
        margin-bottom: 16px;
    }

    .footer-logo span { color: var(--color-accent); }

    .address { margin-top: 8px; font-size: 0.9rem; }

    /* --- Responsive --- */
    @media (max-width: 900px) {
        .hero-grid,
        .about-grid,
        .philosophy-grid,
        .contact-wrapper {
            grid-template-columns: 1fr;
            gap: 40px;
        }

        .hero { padding: 120px 0 60px; }
        .hero-image-wrapper { order: -1; }
        .hero-img { height: 400px; box-shadow: 10px 10px 0 var(--color-primary-light); }
        
        .nav-links { display: none; }
        .mobile-toggle { display: flex; }
        
        .intro-grid { grid-template-columns: 1fr; gap: 30px; }
        .services-grid { grid-template-columns: 1fr; }
        
        .about-image, .philosophy-image { order: -1; }
        .about-image .main-img, .philosophy-image .main-img { height: 300px; }
    }