/* ============================================================
   INVERTED THEME  —  dark background, light/gray text.
   To flip back to light, swap --bg and --fg below.
   ============================================================ */
:root {
  --bg: #0a0a0a;         /* page background (was white)  */
  --fg: #ededed;         /* primary text  (was black)    */
  --dim: #7d7d7d;        /* secondary / muted text/gray  */
  --line: #262626;       /* hairline borders             */
  --hover: #ffffff;      /* text on hover                */
  --pad: 16px;
  /* brannen.tv's face is "Zenon" (a licensed serif). Newsreader is a free
     stand-in. If you license Zenon, add its @font-face and put it first here. */
  --font-display: "Newsreader", "Times New Roman", Georgia, serif;
  --font-ui: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --size: 13px;          /* base UI text size (small, editorial) */
  --fill-zoom: 1.35;     /* crop-to-fill: zooms Vimeo embeds so their baked-in
                            letterbox bars overflow the frame. Raise if you
                            still see bars; lower toward 1 to show more frame. */
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-display);   /* serif base, like brannen.tv */
  font-size: var(--size);
  line-height: 1.3;
  letter-spacing: -0.02em;
  -webkit-font-smoothing: antialiased;
}

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

/* hidden must win over display:grid/flex on toggled sections */
[hidden] { display: none !important; }

/* ===== Top bar ===== */
.bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: clamp(1rem, 4vw, 3rem);
  padding: var(--pad);
  background: var(--bg);
  font-family: var(--font-ui);        /* small studio UI stays sans */
  font-size: var(--size);
  letter-spacing: 0;
}
.bar__brand { line-height: 1.25; }
.bar__name { font-weight: 600; }
.bar__tagline { font-weight: 400; color: var(--dim); }
.bar__nav { display: flex; gap: 1.25rem; }
.bar__nav a { color: var(--dim); transition: color 0.15s; }
.bar__nav a:hover, .bar__nav a.is-active { color: var(--fg); }

.bar__views { display: flex; align-items: center; gap: 0.5rem; }
.bar__views .sep { color: var(--line); }
.view-btn {
  background: none; border: 0; cursor: pointer;
  font: inherit; color: var(--dim); padding: 0; transition: color 0.15s;
}
.view-btn:hover, .view-btn.is-active { color: var(--fg); }

/* Push content below the fixed bar (padding-top set precisely by script.js) */
.work { min-height: 100dvh; }
.about { padding-top: calc(var(--pad) * 2 + 1.45em); }

/* ===== Index (list) view — full-height, scrollable, looping column ===== */
.index {
  position: relative;
  height: calc(100dvh - var(--bar-h, 56px));
  overflow-y: scroll;
  overflow-x: hidden;
  scrollbar-width: none;              /* Firefox */
  -ms-overflow-style: none;           /* old Edge */
  scroll-behavior: auto;              /* instant wrap for seamless loop */
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 2vh var(--pad);
  text-align: center;
}
.index::-webkit-scrollbar { display: none; } /* Chrome/Safari */
.row {
  font-family: var(--font-display);
  font-size: 25px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--fg);
  cursor: pointer;
  transition: color 0.25s ease, opacity 0.25s ease;
}
/* Titles are white at rest; the one you hover goes gray */
.row:hover { color: var(--dim); }

/* Floating cursor-following preview */
.preview {
  position: fixed;
  top: 0; left: 0;
  width: 430px;          /* +10% again (was 391px) */
  max-width: 53vw;
  aspect-ratio: 16 / 9;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.96);
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 90;
  overflow: hidden;
  background: #111;
  border: 1px solid var(--line);
}
.preview.is-visible { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.preview__media, .preview__poster { position: absolute; inset: 0; width: 100%; height: 100%; }
.preview__media video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0; display: block; }
.preview__media iframe {
  position: absolute; top: 50%; left: 50%; width: 100%; height: 100%; border: 0; display: block;
  transform: translate(-50%, -50%) scale(var(--fill-zoom, 1.35));
}
.preview__poster { display: none; }
/* still mode: show the static thumbnail image (or flat color), full frame */
.preview.is-still .preview__poster { display: block; background-size: cover; background-position: center; background-repeat: no-repeat; }
.preview.is-still .preview__media { display: none; }

/* ===== Grid view ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);         /* gaps read as hairlines */
  border-bottom: 1px solid var(--line);
}
.tile {
  position: relative;
  background: var(--bg);
  aspect-ratio: 16 / 9;
  overflow: hidden;
  cursor: pointer;
}
.tile__media, .tile__poster {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.tile__media video {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0; display: block;
}
/* inline local-video thumbnail: first frame shown, plays on hover */
.tile__vid {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block; background: #141414;
}
.tile__media iframe {
  position: absolute; top: 50%; left: 50%; width: 100%; height: 100%; border: 0; display: block;
  transform: translate(-50%, -50%) scale(var(--fill-zoom, 1.35));
}
.tile__poster {
  background: var(--poster, #1a1a1a);
  transition: opacity 0.3s;
}
.tile__media { opacity: 0; transition: opacity 0.3s; }
.tile.is-playing .tile__media { opacity: 1; }
.tile.is-playing .tile__poster { opacity: 0; }
/* tiles with no video: gentle motion on hover so it still feels alive */
.tile__poster { transform: scale(1); transition: transform 0.6s ease, filter 0.6s ease; }
.tile--still:hover .tile__poster { opacity: 1; transform: scale(1.06); filter: brightness(1.1); }
.tile__cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.6rem 0.75rem;
  background: linear-gradient(to top, rgba(0,0,0,0.75), transparent);
  font-family: var(--font-ui); font-size: var(--size); letter-spacing: 0;
  opacity: 0; transition: opacity 0.2s;
}
.tile:hover .tile__cap { opacity: 1; }
.tile__cap .row__year { color: var(--dim); }

/* ===== About page ===== */
.about {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  padding-left: var(--pad);
  padding-right: var(--pad);
  padding-bottom: var(--pad);
  min-height: 100vh;
  align-content: start;
}
.about__bio { display: flex; flex-direction: column; gap: 1rem; max-width: 56ch; margin-top: 6vh; font-size: 0.98rem; line-height: 1.6; color: var(--fg); }
.about__meta { display: flex; flex-direction: column; gap: 2rem; margin-top: 6vh; }
.about__block h2 {
  font-family: var(--font-ui);
  font-size: var(--size); font-weight: 400;
  letter-spacing: 0; color: var(--dim); margin-bottom: 0.5rem;
}
.about__block a, .about__block p { display: block; color: var(--fg); }
.about__block a { width: fit-content; border-bottom: 1px solid transparent; transition: border-color 0.15s; }
.about__block a:hover { border-color: var(--fg); }

/* ===== Project (case study) page ===== */
.case { padding-bottom: 4rem; }

.case-hero { width: 100%; background: #000; }
.case-hero__frame { position: relative; width: 100%; aspect-ratio: 16 / 9; }
.case-hero__frame iframe,
.case-hero__frame video,
.case-hero__frame img { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; object-fit: cover; }

.case-intro {
  padding: clamp(2rem, 5vw, 4rem) var(--pad) clamp(2.5rem, 6vw, 5rem);
}
.case-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
}
.case-client { color: var(--dim); margin-top: 0.4rem; font-size: 1.05rem; }
.case-desc { color: var(--fg); font-size: 0.98rem; line-height: 1.55; max-width: 48ch; margin-top: 1.75rem; }
.case-desc + .case-desc { margin-top: 1rem; }

.case-carousel-wrap { position: relative; margin-bottom: 2.5rem; }
.case-carousel {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0 var(--pad);
}
.case-carousel::-webkit-scrollbar { display: none; }
.case-carousel__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  height: min(68vh, 560px);
  background: #141414;
  display: flex;
  margin: 0;
}
.case-carousel__item img { height: 100%; width: auto; display: block; object-fit: contain; }
.case-carousel__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.5rem; height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(10, 10, 10, 0.7);
  color: var(--fg);
  font-family: var(--font-ui);
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, border-color 0.15s;
}
.case-carousel__nav:hover { background: rgba(20, 20, 20, 0.95); border-color: var(--fg); }
.case-carousel__nav--prev { left: calc(var(--pad) + 0.5rem); }
.case-carousel__nav--next { right: calc(var(--pad) + 0.5rem); }

.case-modules { display: flex; flex-direction: column; gap: 1rem; padding: 0 var(--pad); }
.case-section-label { color: var(--dim); font-family: var(--font-ui); font-size: var(--size); letter-spacing: 0.02em; text-transform: uppercase; padding: 0 var(--pad); margin-bottom: 1rem; }
.module-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.module-row--3 { grid-template-columns: repeat(3, 1fr); }
.module { position: relative; margin: 0; overflow: hidden; background: #141414; }
.module--full { width: 100%; }
.module img { width: 100%; height: 100%; object-fit: cover; display: block; }
/* placeholder modules until real stills are dropped in */
.module--ph { aspect-ratio: 16 / 9; display: flex; align-items: center; justify-content: center; border: 1px solid var(--line); }
.module--ph span { color: var(--dim); font-family: var(--font-ui); font-size: var(--size); letter-spacing: 0.02em; }

.case-next {
  display: flex; justify-content: space-between;
  margin-top: 3rem; padding: 1.5rem var(--pad) 0;
  border-top: 1px solid var(--line);
  font-family: var(--font-ui); font-size: var(--size);
}
.case-next a { color: var(--dim); transition: color 0.15s; }
.case-next a:hover { color: var(--fg); }

/* ===== Responsive ===== */
@media (max-width: 800px) {
  .bar { grid-template-columns: 1fr auto; gap: 0.75rem 1rem; }
  .grid { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .module-row { grid-template-columns: 1fr; }
  .case-carousel__item { height: 48vh; }
  .case-carousel__nav { display: none; }
  .index { gap: 0.5rem; }
  .row { font-size: 20px; }   /* smaller on phones so long titles fit */
  /* On touch there's no hover preview, so tapping a title opens the video.
     Until per-project links exist, titles just stay tappable text. */
  .preview { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}