:root {
  --bg: #0f1210;
  --bg-alt: #171a17;
  --text: #f3efe7;
  --text-dim: #b9b3a6;
  --accent: #d9a441;
  --accent-2: #c1502e;
  --border: rgba(243, 239, 231, 0.1);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(to bottom, rgba(15, 18, 16, 0.85), transparent);
}

.site-header__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.site-header__year {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.site-header__nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: color 0.2s ease;
}

.site-header__nav a:hover {
  color: var(--accent);
}

/* Hero */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(15,18,16,0.35) 0%, rgba(15,18,16,0.55) 55%, var(--bg) 100%),
    url('https://picsum.photos/id/1018/1920/1280') center/cover no-repeat;
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(15,18,16,0.5) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 0 1.5rem;
}

.hero__eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
  font-weight: 600;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 10vw, 7rem);
  margin: 0;
  line-height: 1;
  text-shadow: 0 2px 30px rgba(0,0,0,0.4);
}

.hero__title span {
  display: block;
  font-size: 0.35em;
  color: var(--accent-2);
  margin-top: 0.5rem;
  letter-spacing: 0.15em;
}

.hero__scroll {
  position: absolute;
  bottom: -6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 46px;
  border: 2px solid var(--text-dim);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.hero__scroll span {
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent);
  animation: scrollDown 1.6s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(12px); opacity: 0; }
}

/* Gallery */

.gallery-section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 6rem clamp(1.25rem, 4vw, 3rem) 4rem;
}

.gallery-section__intro {
  text-align: center;
  margin-bottom: 3rem;
}

.gallery-section__intro h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 0 0 0.5rem;
}

.gallery-section__intro p {
  color: var(--text-dim);
  margin: 0;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  cursor: pointer;
  background: var(--bg-alt);
  aspect-ratio: 4 / 3;
  border: 1px solid var(--border);
}

.gallery__item:nth-child(3n+1) {
  aspect-ratio: 3 / 4;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease, filter 0.5s ease;
}

.gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.55) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery__item:hover img {
  transform: scale(1.06);
}

.gallery__item:hover::after {
  opacity: 1;
}

/* Footer */

.site-footer {
  text-align: center;
  padding: 2.5rem 1.5rem 3rem;
  color: var(--text-dim);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

/* Lightbox */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(8, 9, 8, 0.94);
  backdrop-filter: blur(4px);
}

.lightbox.is-open {
  display: flex;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.lightbox__img {
  max-width: 88vw;
  max-height: 86vh;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  animation: zoomIn 0.25s ease;
}

@keyframes zoomIn {
  from { transform: scale(0.96); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
}

.lightbox__close:hover,
.lightbox__nav:hover {
  background: var(--accent);
  color: #1a1a1a;
}

.lightbox__close {
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  font-size: 1.5rem;
  line-height: 1;
}

.lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  font-size: 1.1rem;
}

.lightbox__nav--prev {
  left: 1rem;
}

.lightbox__nav--next {
  right: 1rem;
}

@media (max-width: 640px) {
  .lightbox__nav {
    width: 40px;
    height: 40px;
  }
  .lightbox__nav--prev { left: 0.5rem; }
  .lightbox__nav--next { right: 0.5rem; }
}