/* 3d.justinahampton.com
 *
 * Two themes off one token set. The look is a print bed: a ruled grid behind
 * everything, monospace labels, and one accent — the orange of a spool of
 * filament — which is also the colour every model is drawn in.
 */

:root {
  --bg: #14171c;
  --surface: #1c2027;
  --surface-2: #252a33;
  --line: #2f3641;
  --text: #e8ebf0;
  --muted: #98a2b1;
  --accent: #ff7a1a;
  --accent-ink: #1a0f04;
  --plastic: #ff7a1a;
  --bed-line: #3d4653;
  --grid: rgba(255, 255, 255, .035);
  --danger: #ff6b6b;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f3f1ec;
  --surface: #ffffff;
  --surface-2: #ebe8e1;
  --line: #d9d5cb;
  --text: #1d2026;
  --muted: #626a76;
  --accent: #d95a00;
  --accent-ink: #ffffff;
  --plastic: #f06a0a;
  --bed-line: #b9b4a8;
  --grid: rgba(0, 0, 0, .045);
  --danger: #c62828;
  --shadow: 0 10px 30px rgba(60, 50, 30, .12);
  color-scheme: light;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font: 16px/1.55 var(--sans);
  color: var(--text);
  background-color: var(--bg);
  /* The bed: 10px rules, a heavier one every 50. */
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 50px 50px, 50px 50px, 10px 10px, 10px 10px;
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

[hidden] { display: none !important; }

.sr {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px 56px; flex: 1; }

h1, h2 { font-family: var(--mono); letter-spacing: -.02em; line-height: 1.2; }

/* ----------------------------------------------------------------- top --- */

.top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 8px 20px; flex-wrap: wrap;
  padding: 12px max(20px, calc((100% - 1140px) / 2));
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font: 700 17px var(--mono); color: var(--text); text-decoration: none;
  margin-right: auto;
}
.brand svg { color: var(--accent); flex: none; }

.top nav { display: flex; gap: 4px; font: 14px var(--mono); }
.top nav a {
  padding: 7px 11px; border-radius: 8px;
  color: var(--muted); text-decoration: none; white-space: nowrap;
}
.top nav a:hover { color: var(--text); background: var(--surface-2); }
.top nav a[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.top nav small {
  font-size: 10px; text-transform: uppercase; letter-spacing: .06em;
  padding: 1px 5px; border: 1px solid var(--line); border-radius: 99px; margin-left: 2px;
}

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; padding: 0;
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--surface); color: var(--muted); cursor: pointer;
}
.theme-toggle:hover { color: var(--text); }
.theme-toggle .moon { display: none; }
[data-theme="light"] .theme-toggle .sun { display: none; }
[data-theme="light"] .theme-toggle .moon { display: block; }

/* ---------------------------------------------------------------- hero --- */

.hero { padding: 44px 0 26px; max-width: 46rem; }
.hero h1 { font-size: clamp(30px, 6vw, 46px); margin: 0 0 12px; }
.hero p { margin: 0 0 10px; color: var(--muted); font-size: 18px; }

.empty {
  margin: 30px 0; padding: 56px 24px; text-align: center;
  border: 1.5px dashed var(--line); border-radius: 16px; color: var(--muted);
  background: color-mix(in srgb, var(--surface) 60%, transparent);
}
.empty svg { color: var(--accent); }
.empty h1, .empty h2 { margin: 12px 0 6px; color: var(--text); font-size: 22px; }
.empty p { margin: 0; }

/* -------------------------------------------------------------- filter --- */

.filter { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin: 4px 0 22px; }

input, textarea, select {
  width: 100%; padding: 10px 12px;
  font: 15px var(--sans); color: var(--text);
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
::placeholder { color: var(--muted); opacity: .75; }

.filter input { max-width: 300px; font-family: var(--mono); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px; font: 13px var(--mono);
  color: var(--muted); background: var(--surface);
  border: 1px solid var(--line); border-radius: 99px; cursor: pointer;
}
.chip span { font-size: 11px; opacity: .7; }
.chip:hover { color: var(--text); }
.chip[aria-pressed="true"] { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.chip.static { cursor: default; }
.chip.static:hover { color: var(--muted); }

.nomatch { color: var(--muted); }
.linkish { padding: 0; border: 0; background: none; color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer; }

/* ---------------------------------------------------------------- grid --- */

.grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

.card a {
  display: flex; flex-direction: column; height: 100%;
  color: inherit; text-decoration: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden;
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.card a:hover, .card a:focus-visible { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow); }

.thumb {
  position: relative; aspect-ratio: 4 / 3;
  display: grid; place-items: center;
  color: var(--line);
  background:
    radial-gradient(ellipse at 50% 60%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 65%),
    var(--surface-2);
  border-bottom: 1px solid var(--line);
}
.thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }

.flag {
  position: absolute; top: 10px; left: 10px;
  padding: 2px 8px; font: 700 11px var(--mono); text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); background: var(--bg); border: 1px solid var(--accent); border-radius: 99px;
}
.flag.inline { position: static; display: inline-block; vertical-align: middle; font-size: 11px; letter-spacing: .06em; }

.meta { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.meta h2 { margin: 0; font-size: 16px; }
.meta p { margin: 0; color: var(--muted); font-size: 14px; }

.badges { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: auto; padding-top: 8px; }
.badge {
  padding: 2px 7px; font: 700 11px var(--mono); text-transform: uppercase; letter-spacing: .04em;
  color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); border-radius: 6px;
}
.size { font: 12px var(--mono); color: var(--muted); margin-left: auto; white-space: nowrap; }

/* --------------------------------------------------------------- model --- */

.crumb { margin: 22px 0 16px; font: 14px var(--mono); color: var(--muted); }

.model-cols { display: grid; gap: 28px; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); align-items: start; }

.stage { position: sticky; top: 76px; }

.viewer {
  position: relative; aspect-ratio: 4 / 3; width: 100%;
  border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 65%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 65%),
    var(--surface);
  touch-action: none;
}
.viewer canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: grab; }
.viewer canvas:active { cursor: grabbing; }
.viewer.still { display: grid; place-items: center; touch-action: auto; }
.viewer.still img { width: 100%; height: 100%; object-fit: contain; }
.viewer-msg {
  position: absolute; inset: auto 0 50%; transform: translateY(50%);
  margin: 0; padding: 0 20px; text-align: center;
  font: 14px var(--mono); color: var(--muted); pointer-events: none;
}
.viewer.still .viewer-msg { position: static; transform: none; }

.viewer-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 10px; }
.viewer-bar select { width: auto; max-width: 100%; padding: 6px 10px; font: 13px var(--mono); }
.hint { font: 12px var(--mono); color: var(--muted); margin-left: auto; }

.stats { display: grid; grid-template-columns: repeat(3, auto); gap: 8px 26px; justify-content: start; margin: 16px 0 0; }
.stats dt, .settings dt { font: 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.stats dd, .settings dd { margin: 2px 0 0; font: 15px var(--mono); }

.info h1 { margin: 0 0 8px; font-size: clamp(24px, 4vw, 32px); }
.info h2 { margin: 28px 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.blurb { margin: 0 0 12px; font-size: 18px; color: var(--muted); }
.tags { margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.dim { color: var(--muted); }

.files { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.file {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; min-height: 48px;
  color: var(--text); text-decoration: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
}
a.file:hover { border-color: var(--accent); }
a.file:hover svg { color: var(--accent); }
.file .name { font: 14px var(--mono); overflow-wrap: anywhere; min-width: 0; }
.file .size { margin-left: auto; }
.file svg { flex: none; color: var(--muted); }

.settings { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 14px; margin: 0; padding: 14px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }

.notes { margin: 0; overflow-wrap: anywhere; }
.credit { margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 6px 20px; font: 13px var(--mono); color: var(--muted); }

/* --------------------------------------------------------------- links --- */

.linkgroup h2 { margin: 26px 0 12px; font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.linkgroup ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.linkgroup a {
  display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; height: 100%;
  padding: 14px 16px; color: var(--text); text-decoration: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  transition: border-color .15s, transform .15s;
}
.linkgroup a:hover { border-color: var(--accent); transform: translateY(-2px); }
.linkgroup strong { font: 700 15px var(--mono); }
.linkgroup .host { font: 12px var(--mono); color: var(--accent); align-self: center; }
.linkgroup .why { grid-column: 1 / -1; color: var(--muted); font-size: 14px; }

/* ------------------------------------------------------------- buttons --- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; min-height: 42px;
  font: 700 14px var(--mono); color: var(--text); text-decoration: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px; cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.small { padding: 6px 11px; min-height: 34px; font-size: 12px; font-weight: 400; }
.btn.full { width: 100%; margin-top: 16px; }
.btn.danger { color: var(--danger); }
.btn.danger:hover { border-color: var(--danger); }
.btn[aria-pressed="true"] { color: var(--accent); border-color: var(--accent); }
.btn:disabled { opacity: .55; cursor: default; }

/* ---------------------------------------------------------------- gate --- */

.gate {
  max-width: 380px; margin: 64px auto; padding: 28px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow);
}
.gate h1 { margin: 0 0 6px; font-size: 22px; }
.gate p { margin: 0 0 18px; color: var(--muted); }
label { display: block; margin: 14px 0 6px; font: 12px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
label small { text-transform: none; letter-spacing: 0; opacity: .8; }
.err { color: var(--danger); }
.gate .err { margin: 14px 0 0; }

.pw-wrap { position: relative; display: block; }
.pw-wrap input { padding-right: 48px; }
.pw-toggle {
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  padding: 0; border: 0; border-radius: 8px;
  background: transparent; color: var(--muted); cursor: pointer;
}
.pw-toggle:hover { color: var(--text); background: var(--surface-2); }
.pw-toggle[aria-pressed="true"] { color: var(--accent); }

/* ---------------------------------------------------------------- foot --- */

.foot {
  display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between;
  padding: 18px max(20px, calc((100% - 1140px) / 2)) calc(18px + env(safe-area-inset-bottom));
  font: 13px var(--mono); color: var(--muted);
  border-top: 1px solid var(--line);
}
.foot a { color: var(--muted); }
.foot a:hover { color: var(--accent); }

/* --------------------------------------------------------------- small --- */

@media (max-width: 860px) {
  .model-cols { grid-template-columns: minmax(0, 1fr); }
  .stage { position: static; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 16px 44px; }
  .top { padding: 10px 16px; }
  .top nav { order: 3; width: 100%; margin: 0 -6px; }
  .hero { padding: 30px 0 20px; }
  .hero p { font-size: 16px; }
  .filter input { max-width: none; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(155px, 1fr)); gap: 12px; }
  .meta { padding: 11px 12px 13px; }
  .meta p { display: none; }
  .hint { display: none; }
  .stats { gap: 8px 18px; }
  .stats dd { font-size: 13px; }
  .foot { padding-left: 16px; padding-right: 16px; }
}

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