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

body {
    background: #141414;
    color: #e8e8e8;
    font-family: 'Inter', sans-serif;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 1rem 2rem;
    font-size: 0.85rem;
    z-index: 100;
}

.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

h1 {
    font-size: 20vw;
    font-weight: 900;
    line-height: 0.9;
    text-align: center;
}

.model-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 10;
}

.hero {
    position: relative;
}

.hotspot {
    background: white;
    border-radius: 50%;
    width: 12px;
    height: 12px;
    border: none;
    cursor: pointer;
    position: relative;
}

.annotation {
    background: transparent;
    color: white;
    padding: 0.3rem 0.5rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    position: absolute;
    width: 180px;
    transform: translate(20px, -50%);
    border-left: 1px solid white;
    padding-left: 10px;
    pointer-events: none;
}

model-viewer {
    --poster-color: transparent;
}

/* PROJECT SECTIONS */
.project {
    padding: 4rem 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 2rem;
}

.project-number {
    font-size: 0.8rem;
    opacity: 0.4;
    margin-right: 1rem;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.project-more {
    color: #e5e5e5;
    text-decoration: none;
    font-size: 0.9rem;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.project-more:hover {
    opacity: 1;
}

.project-grid {
    display: grid;
    grid-template-columns: 60% 40%;
    gap: 1rem;
}

.project-hero-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    display: block;
}

.project-small-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.small-image img {
    width: 100%;
    height: 295px;
    object-fit: cover;
    display: block;
}

/* LIGHTBOX */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.lightbox.active {
    display: flex;
}

.lightbox-img {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    cursor: default;
}

.lightbox-close {
    position: fixed;
    top: 2rem;
    right: 2rem;
    color: #e5e5e5;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.3s;
    z-index: 1001;
}

.lightbox-close:hover {
    opacity: 1;
}

/* HAMBURGER BUTTON */
.hamburger {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 1px;
    background: #e5e5e5;
    transition: all 0.3s;
}

/* NAV MENU */
.nav-menu {
    position: fixed;
    top: 0;
    right: -400px;
    width: 350px;
    height: 100vh;
    background: #1a1a1a;
    z-index: 999;
    transition: right 0.4s ease;
    padding: 5rem 3rem;
    border-left: 1px solid rgba(255,255,255,0.1);
}

.nav-menu.active {
    right: 0;
}

.nav-menu ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.nav-menu ul li a {
    color: #e5e5e5;
    text-decoration: none;
    font-size: 1.3rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.nav-menu ul li a:hover {
    opacity: 1;
}

.nav-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    color: #e5e5e5;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.nav-close:hover {
    opacity: 1;
}

/* OVERLAY */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 998;
}

.nav-overlay.active {
    display: block;
}

/* ABOUT */
.about-content {
    max-width: 100%;
}

.about-text {
    font-size: 1.1rem;
    font-weight: 300;
    line-height: 1.8;
    opacity: 0.8;
}

/* FOOTER */
footer {
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    opacity: 0.4;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.about-grid {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: stretch;
}

.about-image img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    object-position: center;
    display: block;
}

.about-text-block {
    width: 100%;
    display: flex;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    font-weight: 300;
    line-height: 1.8;
    opacity: 0.8;
    width: 100%;
}

/* MOBILE */
@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-image img {
        width: 150px;
        height: 150px;
    }
}