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

:root {
    --bg: #111;
    --text: #fafafa;
    --text-muted: #999;
    --border: #2a2a2a;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 3rem;
    z-index: 100;
    background: var(--bg);
    color: var(--text);
}

.nav__logo {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    text-transform: lowercase;
}

.nav__links {
    display: flex;
    gap: 2.5rem;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
}

.nav__links a:hover {
    opacity: 0.5;
    transition: opacity 0.2s;
}

.nav__menu {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: inherit;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    font-size: 1.5rem;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mobile-menu--open {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu__close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: inherit;
}

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.hero__slideshow {
    position: absolute;
    inset: 0;
}

.hero__slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease;
    filter: brightness(0.5);
}

.hero__slide--active {
    opacity: 1;
}

.hero__overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 10;
    transition: opacity 0.3s ease;
}

.hero__overlay--hidden {
    opacity: 0;
}

.hero__logo {
    font-size: clamp(3rem, 10vw, 9rem);
    font-weight: 400;
    letter-spacing: 0.08em;
    color: white;
    text-transform: lowercase;
    text-shadow: 0 2px 40px rgba(0, 0, 0, 0.3);
    white-space: nowrap;
}

.hero__subtitle {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(0.6rem, 1.8vw, 0.85rem);
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-align: center;
    width: 90%;
}

/* Section Label */
.section-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Projects */
.projects {
    padding: 6rem 3rem 4rem;
}

.projects__carousel {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 1.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.projects__carousel::-webkit-scrollbar {
    height: 4px;
}

.projects__carousel::-webkit-scrollbar-track {
    background: transparent;
}

.projects__carousel::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

.project-card {
    flex: 0 0 auto;
    width: 350px;
    scroll-snap-align: start;
    cursor: pointer;
}

.project-card__image {
    width: 100%;
    aspect-ratio: 3/4;
    background-size: cover;
    background-position: center;
    transition: transform 0.4s ease;
}

.project-card:hover .project-card__image {
    transform: scale(0.97);
}

.project-card__info {
    padding: 1rem 0;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.project-card__info h3 {
    font-size: 0.95rem;
    font-weight: 400;
}

.project-card__info span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* About */
.about {
    padding: 6rem 3rem;
    border-top: 1px solid var(--border);
}

.about__text {
    font-size: 1.4rem;
    font-weight: 300;
    line-height: 1.6;
    max-width: 600px;
    text-align: justify;
}

/* Contact */
.contact {
    padding: 6rem 3rem;
    border-top: 1px solid var(--border);
}

.contact__content p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.contact__email {
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 300;
    letter-spacing: -0.02em;
    border-bottom: 1px solid var(--text);
    padding-bottom: 0.1em;
    transition: opacity 0.2s;
}

.contact__email:hover {
    opacity: 0.5;
}

.contact__details {
    margin-top: 3rem;
    display: flex;
    gap: 3rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
}

.footer__links {
    display: flex;
    gap: 1.5rem;
}

.footer__links a:hover {
    color: var(--text);
}

/* Project Detail */
.project-detail {
    position: fixed;
    inset: 0;
    z-index: 250;
    background: var(--bg);
    overflow-y: auto;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.project-detail--open {
    opacity: 1;
    pointer-events: all;
}

.project-detail__close {
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    background: none;
    border: none;
    color: var(--text);
    font-size: 2rem;
    cursor: pointer;
    z-index: 260;
}

.project-detail__intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

.project-detail__cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-detail__info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem 3rem;
}

.project-detail__name {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 300;
    color: var(--text);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.project-detail__meta {
    display: block;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.project-detail__description {
    margin-top: 2rem;
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.8;
    color: var(--text);
    text-align: justify;
}

.project-detail__view-gallery {
    margin-top: 2.5rem;
    background: none;
    border: 1px solid var(--text);
    color: var(--text);
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    align-self: flex-start;
}

.project-detail__view-gallery:hover {
    background: var(--text);
    color: var(--bg);
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 300;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox--open {
    opacity: 1;
    pointer-events: all;
}

.lightbox__close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 2;
}

.lightbox__header {
    position: absolute;
    top: 1.5rem;
    left: 2rem;
    display: flex;
    gap: 1.5rem;
    align-items: baseline;
}

.lightbox__title {
    color: white;
    font-size: 0.95rem;
    font-weight: 400;
}

.lightbox__counter {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.lightbox__prev,
.lightbox__next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 1rem;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.lightbox__prev:hover,
.lightbox__next:hover {
    opacity: 1;
}

.lightbox__prev { left: 1rem; }
.lightbox__next { right: 1rem; }

.lightbox__image-wrap {
    max-width: 85vw;
    max-height: 80vh;
}

.lightbox__img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
}

/* Reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav { padding: 1.5rem 1.5rem; }
    .nav__links { display: none; }
    .nav__menu { display: block; }
    .hero__logo { font-size: clamp(2.5rem, 12vw, 5rem); }
    .hero__subtitle { font-size: 0.65rem; letter-spacing: 0.05em; padding: 0 1rem; }
    .projects { padding: 4rem 1.5rem; }
    .project-card { width: 280px; }
    .project-detail__intro { grid-template-columns: 1fr; }
    .project-detail__cover { height: 50vh; }
    .project-detail__info { padding: 2rem 1.5rem; }
    .about { padding: 4rem 1.5rem; }
    .contact { padding: 4rem 1.5rem; }
    .contact__details { flex-direction: column; gap: 0.5rem; }
    .footer { padding: 2rem 1.5rem; }
}