* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-family: var(--font-body);
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 0 0 0.4em;
}

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

img { max-width: 100%; display: block; }

/* ---------- Header ---------- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-header-bg);
}
.site-header .logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
}
.main-nav a {
  margin-left: 1.75rem;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

/* ---------- Layout ---------- */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem 4rem;
}

.hero { text-align: center; margin-bottom: 2.5rem; }
.hero h1 { font-size: 2.6rem; }
.hero-intro { max-width: 560px; margin: 0.75rem auto 0; color: var(--color-muted); }

.page-intro { margin-bottom: 2rem; }
.page-intro p { color: var(--color-muted); max-width: 620px; }

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}
.back-link:hover { color: var(--color-accent); }

/* ---------- Gallery block (shared) ---------- */
.gallery-block {
  margin-bottom: 2rem;
  /* Optional per-gallery caps, set inline from YAML (maxWidth/maxHeight) */
  --gallery-max-width: none;
  --gallery-max-height: none;
}
.gallery-title { font-size: 1.6rem; }
.gallery-description { color: var(--color-muted); max-width: 620px; margin-bottom: 1.25rem; }
.gallery-empty { color: var(--color-muted); font-style: italic; }

/* ---------- Slideshow mode ---------- */
.gallery--slideshow { position: relative; }
.slideshow-viewport {
  position: relative;
  width: 100%;
  max-width: var(--gallery-max-width);
  max-height: var(--gallery-max-height);
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: #000;
  border-radius: 4px;
  margin-left: auto;
  margin-right: auto;
}
.slideshow-viewport .slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.slideshow-viewport .slide.is-active { opacity: 1; }
.slide-trigger {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
}
.slideshow-viewport .slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slide-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
}
.slide-nav:hover { background: var(--color-accent); }
.slide-prev { left: 1rem; }
.slide-next { right: 1rem; }
.slide-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}
.slide-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
}
.slide-dot.is-active { background: var(--color-accent); }

/* ---------- Thumbnails mode ---------- */
.thumbnail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}
.thumbnail {
  overflow: hidden;
  border-radius: 4px;
  aspect-ratio: 4 / 3;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
  max-width: var(--gallery-max-width);
  max-height: var(--gallery-max-height);
}
.thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.thumbnail:hover img { transform: scale(1.05); }

/* ---------- Projects list ---------- */
.project-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
}
.project-card-thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 0.85rem;
  background: var(--color-border);
}
.project-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.project-card:hover .project-card-thumb img { transform: scale(1.06); }
.project-card-title { font-size: 1.25rem; }
.project-card-description { color: var(--color-muted); font-size: 0.95rem; }

/* ---------- Human check (self-hosted captcha) ---------- */
.human-check {
  max-width: 420px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  margin-bottom: 1.5rem;
}
.human-check-label { margin-top: 0; font-weight: 500; }
.human-check-error { color: #b3261e; font-size: 0.9rem; margin-top: -0.25rem; }
.human-check-form label { display: block; margin-bottom: 0.5rem; font-size: 0.95rem; }
.human-check-row { display: flex; gap: 0.5rem; }
.human-check-row input[type="text"] {
  width: 70px;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 1rem;
}
.human-check-row button {
  background: var(--color-primary);
  color: var(--color-secondary);
  border: none;
  padding: 0.55rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.95rem;
}
.human-check-row button:hover { background: var(--color-accent); }
.human-check-row button:disabled { opacity: 0.5; cursor: not-allowed; }
.human-check-image {
  display: block;
  margin-bottom: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: #f4f1ea;
  user-select: none;
}
.pow-status { margin: 0.5rem 0 0; font-size: 0.8rem; color: var(--color-muted); }

/* ---------- Contact ---------- */
.contact-details ul { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.contact-details li { margin-bottom: 0.5rem; }
.contact-socials a {
  margin-right: 1.25rem;
  color: var(--color-accent);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-muted);
  font-size: 0.85rem;
  background: var(--color-footer-bg);
}
.site-footer .socials a { margin-left: 1rem; }
.site-footer .socials a:hover { color: var(--color-accent); }

@media (max-width: 640px) {
  .site-header, .site-footer { flex-direction: column; gap: 0.75rem; text-align: center; }
  .main-nav a { margin: 0 0.6rem; }
}

/* ---------- Lightbox overlay ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 9, 8, 0.55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 2rem;
}
.lightbox[hidden] { display: none; }
.lightbox-figure {
  margin: 0;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lightbox-image {
  max-width: 90vw;
  max-height: 80vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 2px;
}
.lightbox-caption {
  color: #f5f3ef;
  margin-top: 0.85rem;
  font-size: 0.9rem;
  text-align: center;
  max-width: 60ch;
}
.lightbox-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox-close:hover { color: var(--color-accent); }
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: none;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.6rem;
  cursor: pointer;
}
.lightbox-nav:hover { background: var(--color-accent); }
.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

body.lightbox-open { overflow: hidden; }

@media (max-width: 640px) {
  .lightbox-nav { width: 40px; height: 40px; font-size: 1.3rem; }
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
  .lightbox-close { top: 0.75rem; right: 0.75rem; }
}