/* ---------------------------------------------------------------
   Reference Library — print-tech paper aesthetic
   warm ground · serif display · mono UI furniture · hairline rules
   --------------------------------------------------------------- */

:root {
  --ground:      #f4f1e9;
  --ground-2:    #ece8dd;
  --card:        #faf8f3;
  --ink:         #17160f;
  --ink-2:       #3d3a2f;
  --muted:       #8b8574;
  --rule:        #d9d3c4;
  --rule-soft:   #e6e1d5;
  --accent:      #c0502c;
  --accent-soft: #f6dccd;

  --serif: "Instrument Serif", "Iowan Old Style", "Palatino Linotype", Georgia, "Times New Roman", serif;
  --mono:  "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --w: 1440px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.5;
  /* faint paper tooth */
  background-image:
    radial-gradient(circle at 1px 1px, rgba(23,22,15,.035) 1px, transparent 0);
  background-size: 4px 4px;
}

.wrap { max-width: var(--w); margin: 0 auto; padding: 0 32px; }

/* ---------------------------------------------------- masthead */

.masthead { padding: 28px 0 0; }

.masthead-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.brand-mark { color: var(--accent); font-size: 12px; }
.brand-name {
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 400;
  letter-spacing: .2px;
  margin: 0;
}
.brand-sub {
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.search {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--rule);
  padding: 4px 2px;
  flex: 0 1 380px;
  min-width: 240px;
}
.search-icon { color: var(--accent); font-size: 12px; }
.search input {
  border: 0;
  background: transparent;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink);
  width: 100%;
  outline: none;
  padding: 2px 0;
}
.search input::placeholder { color: var(--muted); }
.search input::-webkit-search-cancel-button { -webkit-appearance: none; }

/* -------------------------------------------------------- tabs */

.tabs { display: flex; gap: 28px; margin: 26px 0 12px; }

.tab {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 0 0 10px;
  cursor: pointer;
  font-family: var(--serif);
  font-size: 21px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.tab:hover { color: var(--ink-2); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.tab .tab-n {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--muted);
  margin-left: 7px;
  vertical-align: 3px;
}

.rule-heavy {
  height: 3px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  max-width: var(--w);
  margin: 0 auto 26px;
}

.tab-blurb {
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-2);
  max-width: 66ch;
  margin: 0 0 22px;
}

/* ------------------------------------------------------- chips */

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }

.chip {
  appearance: none;
  cursor: pointer;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 9px 15px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  transition: border-color .15s, background .15s, color .15s;
}
.chip:hover { border-color: var(--ink); }
.chip .n { color: var(--accent); font-size: 10.5px; }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--ground); }
.chip[aria-pressed="true"] .n { color: var(--accent-soft); }
.chip .dot { color: var(--accent); font-size: 9px; }

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

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 30px;
  padding-bottom: 40px;
}

.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: border-color .18s, transform .18s, box-shadow .18s;
}
.card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px -18px rgba(23,22,15,.55);
}

.card-shot {
  aspect-ratio: 16 / 10;
  background: var(--ground-2);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
  position: relative;
}
.card-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; }

.shot-blank {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background:
    repeating-linear-gradient(45deg, var(--ground-2) 0 6px, var(--ground) 6px 12px);
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.shot-blank b { font-family: var(--serif); font-size: 34px; color: var(--rule); letter-spacing: 0; }

.card-body { padding: 20px 20px 16px; display: flex; flex-direction: column; gap: 14px; flex: 1; }

.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; }
.card-title { font-family: var(--serif); font-size: 25px; font-weight: 400; margin: 0; line-height: 1.15; }
.card-tagline { font-size: 10.5px; color: var(--muted); text-align: right; letter-spacing: .04em; flex-shrink: 0; max-width: 48%; }

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; }
.tag {
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 5px 10px;
  font-size: 10.5px;
  color: var(--ink-2);
  letter-spacing: .02em;
  white-space: nowrap;
}
.tag.more { border-style: dashed; color: var(--muted); }

.card-foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.card-foot .cat { color: var(--ink-2); }
.card-foot .cat b { color: var(--accent); font-weight: 400; margin-right: 6px; }

.empty {
  border: 1px dashed var(--rule);
  border-radius: 2px;
  padding: 60px 30px;
  text-align: center;
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  line-height: 2;
}

.foot {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  border-top: 1px solid var(--rule);
  margin-top: 20px;
  padding-top: 18px;
  padding-bottom: 50px;
  font-size: 10.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.foot code { font-size: 10.5px; color: var(--ink-2); text-transform: none; letter-spacing: 0; }

/* ------------------------------------------------------- modal */

.modal { position: fixed; inset: 0; z-index: 50; display: flex; align-items: flex-start; justify-content: center; }
.modal[hidden] { display: none; }   /* display:flex would otherwise beat [hidden] */
.modal-scrim { position: absolute; inset: 0; background: rgba(23,22,15,.55); backdrop-filter: blur(2px); }

.modal-panel {
  position: relative;
  background: var(--card);
  border: 1px solid var(--ink);
  border-radius: 2px;
  width: min(1080px, calc(100vw - 48px));
  max-height: calc(100vh - 56px);
  margin: 28px 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-scroll { overflow-y: auto; }

.modal-shot { background: var(--ground-2); border-bottom: 1px solid var(--rule); }
.modal-shot img { width: 100%; display: block; }
.modal-shot .shot-blank { position: relative; height: 260px; }

.modal-inner { padding: 30px 38px 34px; }

.modal-head { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.modal-head h2 { font-family: var(--serif); font-size: 40px; font-weight: 400; margin: 0; line-height: 1.05; }
.modal-head .tagline { font-size: 11px; color: var(--muted); letter-spacing: .05em; }

.modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 14px;
  font-size: 10.5px;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--muted);
}
.modal-meta b { font-weight: 400; color: var(--ink-2); }
.modal-meta a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--accent-soft); }
.modal-meta a:hover { border-bottom-color: var(--accent); }

.summary { font-family: var(--serif); font-size: 20px; line-height: 1.45; color: var(--ink-2); margin: 20px 0 22px; max-width: 62ch; }

.modal .tags { margin-bottom: 30px; }

.sec { border-top: 1px solid var(--rule-soft); padding: 22px 0; }
.sec-h {
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sec-h::before { content: "\25C6"; font-size: 8px; }
.sec p { margin: 0 0 12px; font-size: 12.5px; line-height: 1.75; color: var(--ink-2); max-width: 74ch; }
.sec p:last-child { margin-bottom: 0; }

.vocab { display: grid; gap: 2px; }
.vocab-row {
  display: grid;
  grid-template-columns: minmax(150px, 210px) 1fr;
  gap: 22px;
  padding: 11px 0;
  border-bottom: 1px dotted var(--rule);
  align-items: baseline;
}
.vocab-row:last-child { border-bottom: 0; }
.vocab-term { font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink); }
.vocab-def { font-size: 12.5px; line-height: 1.7; color: var(--ink-2); }

.anatomy { list-style: none; margin: 0; padding: 0; counter-reset: a; }
.anatomy li {
  display: grid;
  grid-template-columns: minmax(130px, 180px) 1fr;
  gap: 22px;
  padding: 10px 0;
  border-bottom: 1px dotted var(--rule);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-2);
}
.anatomy li:last-child { border-bottom: 0; }
.anatomy .layer { counter-increment: a; letter-spacing: .06em; text-transform: uppercase; font-size: 11px; color: var(--ink); }
.anatomy .layer::before { content: counter(a, decimal-leading-zero) " "; color: var(--accent); margin-right: 6px; }

.swatches { display: flex; flex-wrap: wrap; gap: 14px; }
.swatch { width: 108px; }
.swatch .chipcolor { height: 52px; border: 1px solid var(--rule); border-radius: 2px; }
.swatch .hex { font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-top: 6px; display: block; }

.kv { display: grid; grid-template-columns: minmax(110px, 150px) 1fr; gap: 10px 22px; font-size: 12.5px; color: var(--ink-2); }
.kv dt { font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.kv dd { margin: 0; }

.recipe-label {
  font-size: 10.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.recipe-box {
  background: var(--ground-2);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 16px 18px;
  font-size: 12px;
  line-height: 1.85;
  color: var(--ink-2);
  white-space: pre-wrap;
  word-break: break-word;
}
.recipe-box + .recipe-label { margin-top: 20px; }
.recipe-box mark { background: var(--accent-soft); color: var(--ink); padding: 1px 2px; border-radius: 1px; }

.modal-actions {
  border-top: 1px solid var(--ink);
  background: var(--card);
  padding: 16px 38px;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.btn {
  appearance: none;
  cursor: pointer;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--ink);
  color: var(--ground);
  padding: 11px 20px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .13em;
  text-transform: uppercase;
  transition: opacity .15s, background .15s, color .15s;
}
.btn:hover { opacity: .84; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ground-2); opacity: 1; }
.modal-nav { margin-left: auto; display: flex; gap: 10px; align-items: center; font-size: 10.5px; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }
.modal-nav button { appearance: none; background: transparent; border: 1px solid var(--rule); border-radius: 2px; cursor: pointer; font-family: var(--mono); font-size: 12px; color: var(--ink); width: 30px; height: 30px; }
.modal-nav button:hover { border-color: var(--ink); }
.modal-nav button:disabled { opacity: .35; cursor: default; }

/* ------------------------------------------------------- toast */

.toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--ground);
  padding: 11px 20px;
  border-radius: 2px;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  z-index: 80;
}

/* ------------------------------------------------------ narrow */

@media (max-width: 720px) {
  .wrap { padding: 0 18px; }
  .modal-inner { padding: 22px 20px 26px; }
  .modal-actions { padding: 14px 20px; }
  .modal-head h2 { font-size: 30px; }
  .vocab-row, .anatomy li, .kv { grid-template-columns: 1fr; gap: 4px; }
  .search { min-width: 0; width: 100%; }
}