:root {
  --bg: #f2f0ef;
  --text-main: #000000;
  --text-soft: #221a12;
  --line: #c8b9a4;
  --tile: #d7ccbd;
  --max-width: min(1650px, 96vw);
  --card-radius: 0.85rem;
  --header-height: 3rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.55;
}
a { color: var(--text-main); }
h1, h2, h3, p { margin: 0; }
h1 { font-size: clamp(2rem, 6.5vw, 4.6rem); letter-spacing: -0.015em; max-width: 18ch; }
h2 { font-size: clamp(1.5rem, 3.8vw, 2.4rem); margin-bottom: 0.85rem; letter-spacing: -0.008em; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(0.7rem, 2.6vw, 1.3rem);
  padding: 0.62rem clamp(0.9rem, 2.6vw, 2rem);
  min-height: var(--header-height);
  background: var(--bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.12);
}
.brand {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}
.brand-mark { display: block; height: 1.82rem; width: auto; max-width: min(100%, 20rem, 52vw); }

nav, .header-social { display: flex; align-items: center; gap: 1rem; }
nav { justify-self: center; justify-content: center; flex-wrap: wrap; gap: 0.35rem 0.85rem; }
nav a {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  font-weight: 500;
  transition: transform 0.25s, opacity 0.25s;
}
nav a:hover { transform: translateY(-1px); }
nav a.is-active { text-decoration-thickness: 2px; }

.header-social { justify-self: end; }
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.05rem;
  height: 2.05rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}
.social-link img, .social-link svg { width: 1.05rem; height: 1.05rem; display: block; pointer-events: none; }
.social-fallback { font-size: 0.7rem; font-weight: 600; }
.social-link:hover { border-color: #2b241f; background: rgba(0, 0, 0, 0.08); transform: translateY(-1px); }

/* ---------- Main / grid ---------- */
.site-main { width: min(1700px, 98vw); margin: 0 auto; padding: 0.35rem 0 4rem; }
.panel { width: min(var(--max-width), 100%); margin: 0 auto; padding: clamp(2rem, 5vw, 3.4rem) 0; position: relative; }
.section { scroll-margin-top: calc(var(--header-height) + 1rem); }
#projects.section { padding-top: clamp(1.2rem, 4vw, 2.2rem); }

.category-heading { margin: 0.5rem 0 1rem; }
.category-heading[hidden] { display: none; }
.back-link { display: inline-block; margin-bottom: 0.6rem; font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-soft); }

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.28rem;
  align-items: start;
  width: 100%;
}

.project-card-wrapper { position: relative; display: block; }
.project-card {
  position: relative;
  display: block;
  border-radius: 0.32rem;
  overflow: hidden;
  text-decoration: none;
}
.project-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 28%;
  background: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.22));
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.project-card:hover::after { opacity: 1; }
.project-card-media-wrap { display: block; width: 100%; aspect-ratio: 16 / 9; background: var(--tile); overflow: hidden; }
.project-card-media {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover; /* use "contain" to show the whole image with letterboxing */
  opacity: 0;
  transform: translateY(14px) scale(0.985);
  transition: opacity 430ms cubic-bezier(0.2, 0.9, 0.2, 1), transform 430ms cubic-bezier(0.2, 0.9, 0.2, 1);
}
.project-card-media.is-loaded { opacity: 1; transform: none; }

/* Hover overlays: date top-right, category pill bottom-left, title bottom-right */
.project-card-date,
.project-card-meta,
.project-card-type {
  position: absolute;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.25s, transform 0.25s, background 0.25s, border-color 0.25s;
}
.project-card-date {
  top: 0.78rem;
  right: 0.86rem;
  color: #f2f0ef;
  font-size: 0.72rem;
  font-weight: 500;
  line-height: 1;
  text-shadow: rgba(0, 0, 0, 0.58) 0 1px 14px;
  transform: translateY(-6px);
  pointer-events: none;
}
.project-card-meta {
  right: 0.95rem;
  bottom: 1.18rem;
  max-width: calc(100% - 8.5rem);
  transform: translateY(8px);
  pointer-events: none;
}
.project-card-title {
  display: block;
  color: #f2f0ef;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.2;
  text-align: right;
  text-shadow: rgba(0, 0, 0, 0.55) 0 1px 14px;
}
.project-card-type {
  left: 0.8rem;
  bottom: 0.8rem;
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  padding: 0.36rem 0.58rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.68);
  color: #f2f0ef;
  font: inherit;
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
  cursor: pointer;
  transform: translateY(8px);
}
.project-card-type:hover { background: rgba(0, 0, 0, 0.8); border-color: rgba(255, 255, 255, 0.34); }
.project-card-wrapper:hover .project-card-date,
.project-card-wrapper:hover .project-card-meta,
.project-card-wrapper:hover .project-card-type,
.project-card-wrapper:focus-within .project-card-date,
.project-card-wrapper:focus-within .project-card-meta,
.project-card-wrapper:focus-within .project-card-type { opacity: 1; transform: none; }

/* ---------- About / Contact ---------- */
.section-kicker { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--text-soft); margin-bottom: 0.6rem; }
.about { display: grid; justify-items: center; text-align: center; padding: 1.6rem 0 2.1rem; }
.about > *, .about-text { width: min(68ch, 100%); }
.about p { margin-bottom: 1.4rem; color: var(--text-soft); }
.about-feature { margin: 2.15rem 0 0; }
.about-feature img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: var(--card-radius); background: var(--tile); }
.about-feature figcaption { margin-top: 0.75rem; color: var(--text-soft); font-size: 0.94rem; }

.contact-panel { padding-top: 2.35rem; margin-top: 0.85rem; }
.contact-email {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 2.8rem;
}
.contact-reveal,
.contact-copy {
  padding: 0.65rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--text-main);
  font: inherit;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}
.contact-copy { padding: 0.45rem 0.9rem; font-size: 0.75rem; }
.contact-reveal:hover,
.contact-copy:hover { border-color: #7a7871; background: rgba(0, 0, 0, 0.04); transform: translateY(-1px); }
.contact-email-link {
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  font-weight: 500;
  text-underline-offset: 0.2em;
  overflow-wrap: anywhere;
}
.contact-noscript { color: var(--text-soft); }

/* ---------- Footer ---------- */
.site-footer {
  width: min(1700px, 98vw);
  margin: 0 auto;
  padding: 1.4rem 0 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.12);
  text-align: center;
  color: var(--text-soft);
}
.site-footer p { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; }

/* ---------- Project detail ---------- */
.project-detail { width: min(1700px, 98vw); margin: 0 auto; padding: 1.4rem clamp(0.2rem, 2vw, 1.3rem) 6rem; animation: pageReveal 0.35s ease both; }
.project-detail[hidden] { display: none; }
.project-detail-shell { width: min(var(--max-width), 100%); margin: 0 auto; }
.project-detail-shell > a { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; color: var(--text-soft); }
.project-detail h1 { margin: 1.6rem 0 1rem; }
.project-date { margin-bottom: 0.55rem; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--text-soft); }
.project-meta { max-width: 70ch; margin-bottom: 1.1rem; color: var(--text-soft); line-height: 1.7; white-space: pre-line; }
.project-software { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: 1.6rem; }
.project-software:empty { display: none; }
.project-software-item img {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
  object-fit: contain;
  padding: 0.08rem;
  border-radius: 0.3rem;
  background: rgba(255, 255, 255, 0.9);
}
.project-software-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2rem;
  padding: 0.4rem 0.65rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 0.7rem;
  background: rgba(255, 255, 255, 0.5);
  color: var(--text-soft);
  font-size: 0.78rem;
  font-weight: 500;
}
.project-detail-gallery { display: flex; flex-direction: column; }
.project-detail figure,
.project-video-frame {
  margin: 0 0 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--card-radius);
  overflow: hidden;
  background: var(--tile);
}
.project-detail figure { position: relative; }
.project-detail figure img,
.project-detail figure video { display: block; width: 100%; height: auto; }
.project-detail figure video { object-fit: cover; background: var(--tile); }
.project-video-frame { align-self: center; width: 100%; }
.project-video-frame iframe { display: block; width: 100%; aspect-ratio: 16 / 9; border: 0; }

/* Vertical images/videos shown on their own don't fill the full width */
.project-detail-gallery > figure.is-portrait { width: min(100%, 36rem); align-self: center; }

/* L/R pairs: side by side, equal height (flex-grow set from aspect ratio in script.js) */
.project-pair { display: flex; gap: 0.7rem; margin-bottom: 0.7rem; }
.project-pair > figure { margin: 0; min-width: 0; }

/* Filename label pill, bottom-left of each image/video */
.project-media-label {
  position: absolute;
  left: 0.8rem;
  bottom: 0.8rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  max-width: calc(100% - 1.6rem);
  padding: 0.36rem 0.58rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.68);
  color: #f2f0ef;
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  backdrop-filter: blur(12px);
  pointer-events: none;
}

body.has-detail .site-main,
body.has-detail .site-footer { display: none; }

@keyframes pageReveal {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (min-width: 761px) {
  .site-main { width: min(1400px, 86vw); }
  #projects.section { padding-top: clamp(0.45rem, 1.4vw, 0.95rem); }
  #projects.panel { width: 100%; max-width: none; }
  .project-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .site-header { grid-template-columns: minmax(0, 1fr) auto; padding: 0.45rem 0.9rem; gap: 0.5rem 0.65rem; }
  .brand { grid-area: 1 / 1; }
  .brand-mark { height: 1.6rem; }
  .header-social { grid-area: 1 / 2; }
  nav { grid-area: 2 / 1 / auto / -1; width: 100%; }
  .site-main { width: calc(100% - 0.75rem); }
  .panel { padding: 3rem 0; }
}
@media (max-width: 760px) {
  .site-header { padding: 0.45rem 0.72rem; }
  .brand-mark { height: 1.38rem; }
  nav { gap: 0.38rem 0.68rem; }
  nav a { font-size: 0.68rem; }
  .header-social { gap: 0.45rem; }
  .social-link { width: 1.9rem; height: 1.9rem; }
  .social-link img, .social-link svg { width: 0.95rem; height: 0.95rem; }
  .site-main, .project-detail, .site-footer { width: calc(100vw - 1rem); }
  .panel { padding: 2.35rem 0; }
  .project-grid { grid-template-columns: 1fr; gap: 0.44rem; }
  /* No hover on touch: always show overlays */
  .project-card-date, .project-card-meta, .project-card-type { opacity: 1; transform: none; }
  .project-card-title { font-size: 0.82rem; }
  .about p { font-size: 0.95rem; margin-bottom: 1.1rem; }
  .project-detail { padding: 0.65rem 0 4rem; }
  .project-detail h1 { margin: 1rem 0 0.8rem; }
}