@import url('https://fonts.googleapis.com/css2?family=Source+Code+Pro:ital,wght@0,400;0,700;1,400;1,700&display=swap');

*, *::before, *::after { box-sizing: border-box; }

html { font-size: 13px; line-height: 1.6em; }

body {
  margin: 0;
  font-family: 'Source Code Pro', 'Courier New', monospace;
  color: #575757;
  background: #fcfcfc;
}

a { color: #575757; text-decoration: underline; }
a:hover { color: #333; }

/* ── Header ── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 34px 48px;
}

.site-logo {
  font-size: 3.5rem;
  text-decoration: none;
  line-height: 1;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 24px;
  align-items: center;
}

nav li + li::before {
  content: '|';
  padding-right: 24px;
  color: #bbb;
  font-size: 11px;
}

nav a {
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #111;
}

nav a:hover { color: #555; }
nav a.active { font-weight: 700; }

/* ── Homepage grid ── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding: 24px 0 60px;
  max-width: 896px;
  margin: 0 auto;
}

.project-tile {
  display: block;
  text-decoration: none;
  color: #222;
  padding: 0 16px 40px;
}

.project-tile:hover .project-thumb { opacity: 0.85; }

.project-thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  transition: opacity 0.2s;
}

.project-title {
  margin: 12px 0 0;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-align: center;
  color: #111;
}

/* ── Inner page layout ── */
.page-content {
  max-width: 840px;
  margin: 0 auto;
  padding: 48px 48px 96px;
}

.page-content h1 {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-align: center;
  margin: 0 0 12px;
  color: #111;
}

.page-content .subtitle {
  font-size: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-align: left;
  color: #999;
  margin: 0 0 48px;
}

.page-content h1 + .subtitle {
  text-align: center;
}

.page-content p {
  font-size: 16px;
  line-height: 1.7em;
  margin: 0 0 16px;
}

.page-content ul {
  padding-left: 20px;
  margin: 0 0 16px;
}

.page-content ul li {
  font-size: 16px;
  line-height: 1.7em;
  margin-bottom: 6px;
}

.page-content a { color: #222; }

.page-content hr {
  border: none;
  border-top: 1px solid #e0e0e0;
  margin: 40px 0;
}

/* ── Section headings on project pages ── */
.page-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 32px 0 8px;
}

.page-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 24px 0 8px;
  color: #555;
}

/* ── Image gallery ── */
.gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.gallery.grid-2 { grid-template-columns: repeat(2, 1fr); }
.gallery.grid-3 { grid-template-columns: repeat(3, 1fr); }

.gallery img {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
}

.gallery img:hover { opacity: 0.9; }

/* ── About page slideshow ── */
.slideshow {
  position: relative;
  overflow: hidden;
  width: 100%;
}

.slideshow-track {
  display: flex;
  transition: transform 0.4s ease;
}

.slideshow-slide {
  min-width: 100%;
}

.slideshow-slide img {
  width: 100%;
  height: auto;
  display: block;
}

.slideshow-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.35);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 18px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.slideshow-btn:hover { background: rgba(0,0,0,0.6); }
.slideshow-btn.prev { left: 0; }
.slideshow-btn.next { right: 0; }

.slideshow-thumbs {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 4px 0;
  margin-bottom: 24px;
}

.slideshow-thumb {
  width: 90px;
  height: 64px;
  object-fit: cover;
  cursor: pointer;
  opacity: 0.45;
  transition: opacity 0.2s;
}

.slideshow-thumb.active { opacity: 1; }
.slideshow-thumb:hover { opacity: 0.8; }

.about-standalone {
  display: block;
  margin: 0 auto;
}

/* ── Lightbox ── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.lightbox.open { display: flex; }

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

.lightbox-close {
  position: fixed;
  top: 20px;
  right: 28px;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
  z-index: 1001;
}

/* ── Mobile ── */
@media (max-width: 800px) {
  header { padding: 20px 24px; }
  .project-grid { grid-template-columns: repeat(2, 1fr); padding: 24px 32px 60px; }
  .project-tile { padding: 0 8px 28px; }
  .page-content { padding: 24px 24px 60px; }
  .gallery.grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .project-grid { grid-template-columns: 1fr; padding: 24px 48px 60px; }
  .gallery.grid-2, .gallery.grid-3 { grid-template-columns: 1fr; }
}