/* Shared style for all project pages */

/* ===== COLORS: the same as index.html ===== */
:root {
  --paper: #E9EDF0;
  --grid:  #D3DAE0;
  --ink:   #17212B;
  --muted: #56636F;
  --accent:#2346C4;
  --card:  #FFFFFF;
  --see-through: 50%; /* how solid the frames are: 100% = solid, 0% = invisible */
  --glass: color-mix(in srgb, var(--card) var(--see-through), transparent);
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121A22; --grid: #1D2833; --ink: #E6ECF1;
    --muted: #9AA7B3; --accent: #7C97FF; --card: #18222C;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: "Archivo", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background-color: var(--paper);
  overflow-x: hidden;
}
/* The background picture is on its own fixed layer.
   This is much faster than "background-attachment: fixed" when you scroll. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: url("images/Background.jpg") center / cover no-repeat;
  transform: translateZ(0);
}

a { color: var(--accent); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
img { max-width: 100%; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 10; background: var(--card); padding: 8px 12px; }

.page {
  max-width: 1440px;
  margin: 0 auto;
  padding: clamp(16px, 3vw, 48px) clamp(16px, 4vw, 64px);
}

/* ===== TOP BAR ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px clamp(16px, 3vw, 28px);
  background: var(--glass);
  margin-bottom: 16px;
}
.home {
  color: var(--ink);
  font-stretch: 118%;
  font-weight: 800;
  text-decoration: none;
}
.home:hover { color: var(--accent); }
.pager { display: flex; gap: 20px; }
.pager a { font-weight: 600; text-decoration: none; }
.pager a:hover { text-decoration: underline; }

/* ===== MAIN SHEET ===== */
.sheet {
  background: var(--glass);
  padding: clamp(24px, 4vw, 64px);
}

.intro { margin-bottom: clamp(24px, 3vw, 40px); }
.intro h1 {
  margin: 0 0 14px;
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(2.4rem, 6.5vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  max-width: 16ch;
}
.lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  line-height: 1.45;
  color: var(--muted);
}

/* Main picture: full picture, not taller than 80% of the screen */
.pic { padding: 0; border: 0; background: none; cursor: zoom-in; display: block; }
.lead { width: 100%; margin-bottom: clamp(32px, 4vw, 56px); }
.lead img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 80vh;
  object-fit: contain;
  object-position: left top;
}

/* ===== TEXT AND FACTS ===== */
.body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 340px);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.text section + section { margin-top: 36px; }
.sheet h2 {
  font-stretch: 112%;
  font-size: 1.45rem;
  line-height: 1.2;
  margin: 0 0 10px;
}
.text p { max-width: 66ch; margin: 0 0 14px; }
.external { margin-top: 28px !important; font-weight: 600; }

.facts {
  position: sticky;
  top: 24px;
  border-left: 3px solid var(--accent);
  padding-left: 24px;
}
.facts dl { margin: 0 0 28px; }
.facts dt { color: var(--muted); font-size: 0.9rem; }
.facts dd { margin: 0 0 14px; font-weight: 600; }
.facts h2 { font-size: 1.1rem; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li {
  padding: 3px 10px;
  font-size: 0.9rem;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-radius: 3px;
}

/* ===== ALL PICTURES ===== */
.gallery { margin-top: clamp(48px, 6vw, 88px); }
.grid {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}
.grid .pic { width: 100%; overflow: hidden; }
.grid img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.grid video {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #000;
  pointer-events: none;
}
.grid .pic:hover img { transform: scale(1.04); }
.is-video { position: relative; }
.play {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 56px;
  height: 56px;
  margin: -28px 0 0 -28px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  transition: transform 0.3s ease;
}
.play::after {
  content: "";
  position: absolute;
  left: 21px;
  top: 16px;
  border-style: solid;
  border-width: 12px 0 12px 19px;
  border-color: transparent transparent transparent #fff;
}
.is-video:hover .play { transform: scale(1.1); }

/* ===== OTHER PROJECTS ===== */
.more {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: clamp(48px, 6vw, 88px);
  border-top: 2px solid var(--grid);
  padding-top: 24px;
}
.more a {
  color: var(--ink);
  text-decoration: none;
  font-stretch: 112%;
  font-weight: 700;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.2;
}
.more a:hover { color: var(--accent); }
.more span {
  display: block;
  margin-bottom: 4px;
  font-stretch: 100%;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--muted);
}
.more .next { text-align: right; }

footer { margin-top: 20px; color: var(--muted); font-size: 0.9rem; }
footer span { background: var(--glass); }

/* ===== FULL-SCREEN PICTURE VIEWER ===== */
.viewer {
  width: 100vw;
  height: 100vh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgba(10, 14, 18, 0.97);
  color: #fff;
}
.viewer[open] { display: flex; align-items: center; justify-content: center; }
.viewer::backdrop { background: transparent; }
.viewer figure { margin: 0; text-align: center; }
.viewer img,
.viewer video {
  display: block;
  max-width: 86vw;
  max-height: 84vh;
  object-fit: contain;
  margin: 0 auto;
}
.viewer figcaption { margin-top: 12px; font-size: 0.95rem; color: #C7D0D8; }
.viewer button {
  position: absolute;
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}
.viewer button:hover { background: rgba(255, 255, 255, 0.24); }
.v-close { top: 16px; right: 16px; }
.v-prev { left: 16px; top: calc(50% - 26px); }
.v-next { right: 16px; top: calc(50% - 26px); }

/* ===== PHONES AND SMALL SCREENS ===== */
@media (max-width: 860px) {
  .body { grid-template-columns: 1fr; }
  .facts { position: static; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .viewer img, .viewer video { max-width: 100vw; }
  .v-prev, .v-next { top: auto; bottom: 16px; }
}
@media (max-width: 520px) {
  .more { grid-template-columns: 1fr; }
  .more .next { text-align: left; }
}
@media (prefers-reduced-motion: reduce) {
  .grid img { transition: none; }
}