/* =========================================
   1. GLOBAL SETTINGS
   ========================================= */
* { box-sizing: border-box; }
body {
    background-color: #000000; 
    margin: 0;
    font-family: sans-serif;
    color: #fff;
    scroll-behavior: smooth;
}
.site-wrapper { width: 100%; overflow-x: hidden; }

/* =========================================
   2. HEADER & LOGO
   ========================================= */
header.site-header {
    width: 100%;
    display: flex; 
    justify-content: space-between;
    align-items: center; 
    padding: 0.8rem 6%; 
    background-color: #EAEAEA; 
    border-left: 20px solid #777777; 
    border-right: 20px solid #777777;
    position: sticky;
    top: 0;
    z-index: 100; 
    height: 90px;
}
.logo-container {
    text-decoration: none;
    color: #1a1a1a;
    display: flex;
    align-items: center;
    border-left: 4px solid #333333; 
    padding-left: 12px; 
}
.logo-text {
    font-size: 1.4rem; 
    line-height: 1.1; 
    text-transform: uppercase; 
    letter-spacing: 0.05em;
    font-weight: bold;
}

/* DESKTOP NAVIGATION */
nav.main-nav ul {
    display: flex; 
    list-style: none; 
    margin: 0;
    padding: 0;
    gap: 2.5rem; 
}
nav.main-nav a {
    text-decoration: none; 
    color: #1a1a1a; 
    font-size: 1.1rem; 
    text-transform: lowercase; 
    transition: 0.3s; 
}
nav.main-nav a:hover { font-weight: bold; }

/* =========================================
   3. HERO & INTERACTIVE LIGHTING
   ========================================= */
.hero-section {
    width: 100%;
    height: 85vh; 
    display: grid; 
    place-items: center; 
    position: relative; 
    overflow: hidden; 
    --mouse-x: 50%;
    --mouse-y: 50%;
}
.granite-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0; 
    background-image: url('../images/granite-seamless.webp'); 
    background-repeat: repeat; 
    background-size: 600px; 
    opacity: 0.4; 
    -webkit-mask-image: radial-gradient(circle 500px at var(--mouse-x) var(--mouse-y), black 0%, transparent 100%);
    mask-image: radial-gradient(circle 500px at var(--mouse-x) var(--mouse-y), black 0%, transparent 100%);
}
.hero-shadow {
    grid-area: 1 / 1; 
    z-index: 1; 
    max-height: 75vh; 
    opacity: 0.6; 
    transform: translate(calc((50% - var(--mouse-x)) * -80px), calc((50% - var(--mouse-y)) * -80px));
    transition: transform 0.1s ease-out;
    filter: blur(8px);
}
.hero-image {
    grid-area: 1 / 1; 
    z-index: 2; 
    max-height: 75vh; 
    animation: breathe 8s ease-in-out infinite alternate;
}
.light-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 3; 
    pointer-events: none; 
    background: radial-gradient(circle 300px at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.3), transparent 60%);
    mix-blend-mode: overlay; 
}
.hero-overlay-text {
    position: absolute;
    bottom: 5%;
    z-index: 10;
    text-align: center;
    width: 100%;
}
.hero-overlay-text h1 { font-size: 1.5rem; letter-spacing: 0.3em; text-transform: uppercase; margin-bottom: 5px; }
.nkb-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    font-size: 0.8rem;
    text-transform: uppercase;
    margin-top: 10px;
}

/* =========================================
   4. CONTENT BLOCKS
   ========================================= */
.info-block { padding: 100px 10%; text-align: center; }
.gray-bg { background: #111; border-top: 1px solid #222; border-bottom: 1px solid #222; }
.info-block h2 { text-transform: uppercase; letter-spacing: 0.2em; margin-bottom: 30px; font-size: 1.8rem; }
.info-block p { line-height: 1.8; color: #ccc; max-width: 750px; margin: 0 auto; font-size: 1.1rem; }
.simple-form { margin-top: 40px; display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.simple-form input { padding: 15px 25px; width: 350px; border: 1px solid #333; background: #000; color: white; font-size: 1rem; }
.simple-form button { padding: 15px 40px; background: #fff; color: #000; border: none; font-weight: bold; cursor: pointer; text-transform: uppercase; transition: 0.3s; }
.status-msg { display: none; margin-top: 25px; color: #4CAF50; font-weight: bold; padding: 15px; border: 1px solid #4CAF50; display: inline-block; }
.contact-link { color: #fff; font-size: 1.6rem; text-decoration: none; display: block; margin: 30px 0; font-weight: bold; }
.studio-info { color: #888; line-height: 1.8; }
.site-footer { padding: 60px; text-align: center; font-size: 0.8rem; color: #444; }

@keyframes breathe { 0% { transform: scale(1); } 100% { transform: scale(1.03); } }

/* =========================================
   5. MOBILE RESPONSIVENESS
   ========================================= */
@media (max-width: 768px) {
    header.site-header {
        flex-direction: row; 
        justify-content: space-between;
        padding: 0 5%;
        border-width: 0 10px;
    }

    /* THE BURGER MENU BUTTON */
    .menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 6px;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 1000;
    }
    .menu-toggle span {
        display: block;
        width: 28px;
        height: 2px;
        background: #1a1a1a;
        transition: 0.3s;
    }
    .menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    /* MOBILE OVERLAY MENU */
    nav.main-nav {
        position: fixed;
        top: 0; right: -100%;
        width: 100%; height: 100vh;
        background: #EAEAEA;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }
    nav.main-nav.active { right: 0; }
    nav.main-nav ul { flex-direction: column; gap: 3rem; }
    nav.main-nav a { font-size: 1.8rem; font-weight: bold; }

    /* MOBILE SCULPTURE TWEAKS */
    .hero-section { height: 80vh; }
    .hero-image, .hero-shadow {
        max-height: 65vh; /* Larger image */
        transform: translateY(-20px);
    }
    .hero-overlay-text h1 { font-size: 1.2rem; }
    .info-block { padding: 60px 8%; }
    .simple-form input { width: 100%; }
}

@media (min-width: 769px) {
    .menu-toggle { display: none; }
}