/* Palette and fonts follow prescott.edu (WordPress theme presets):
   beige #F0ECE1, off-white #F8F7F3, charcoal #2E2E2E, orange #E06138, tan #967063, teal #009899.
   Orange and teal fail contrast as small text on light backgrounds, so text uses the darker -ink variants. */
:root {
  --brand-beige: #f0ece1;
  --brand-offwhite: #f8f7f3;
  --brand-charcoal: #2e2e2e;
  --brand-orange: #e06138;
  --brand-tan: #967063;
  --brand-teal: #009899;

  --bg: var(--brand-beige);
  --surface: var(--brand-offwhite);
  --surface-2: #e6e0d1;
  --text: var(--brand-charcoal);
  --muted: #5f5a52;
  --border: #d6cfbd;
  --accent: var(--brand-orange);       /* fills, bars, rules */
  --accent-ink: #b0431d;               /* orange for text and links */
  --accent-soft: #f6dccf;
  --teal: var(--brand-teal);
  --teal-ink: #006f70;
  --teal-soft: #d3ecea;
  --tan-ink: #7a5a4f;
  --tan-soft: #eadfd7;
  --bad: #a3271b;
  --bad-soft: #f5dcd6;
  --header-bg: var(--brand-charcoal);
  --header-fg: var(--brand-beige);
  --mark: #f9c9b4;
  --focus: var(--brand-orange);
  --radius: 0;
  --shadow: none;
  --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: Radley, Georgia, "Times New Roman", serif;
  --font-mono: "Roboto Mono", ui-monospace, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1f1f1f; --surface: #2e2e2e; --surface-2: #3a3936; --text: #f0ece1; --muted: #b9b2a3;
    --border: #45433e; --accent: #e06138; --accent-ink: #f08a66; --accent-soft: #4a2a1f;
    --teal: #19b3b4; --teal-ink: #5fd0d1; --teal-soft: #173d3d; --tan-ink: #c9a597; --tan-soft: #3e332e;
    --bad: #f0907f; --bad-soft: #4a2520; --header-bg: #161616; --header-fg: #f0ece1; --mark: #7a3a22;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #1f1f1f; --surface: #2e2e2e; --surface-2: #3a3936; --text: #f0ece1; --muted: #b9b2a3;
  --border: #45433e; --accent: #e06138; --accent-ink: #f08a66; --accent-soft: #4a2a1f;
  --teal: #19b3b4; --teal-ink: #5fd0d1; --teal-soft: #173d3d; --tan-ink: #c9a597; --tan-soft: #3e332e;
  --bad: #f0907f; --bad-soft: #4a2520; --header-bg: #161616; --header-fg: #f0ece1; --mark: #7a3a22;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.55 var(--font-body);
}
h1, h2, h3 { line-height: 1.25; margin: 0; }
a { color: var(--accent-ink); text-underline-offset: 2px; }
a:hover { color: var(--accent); }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--muted); }

.wrap { max-width: 1280px; margin: 0 auto; padding: 0 16px; }

/* Header: charcoal band with beige text and an orange rule, like the prescott.edu footer/hero */
.site-header { background: var(--header-bg); color: var(--header-fg); border-bottom: 4px solid var(--brand-orange); }
.header-row { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: end; justify-content: space-between; padding-top: 26px; padding-bottom: 20px; }
.site-header h1 { font-family: var(--font-display); font-weight: 400; font-size: 2.1rem; letter-spacing: -.005em; }
.subtitle { margin: 4px 0 0; font-family: var(--font-mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; opacity: .75; }
.catalog-note { margin: 10px 0 0; max-width: 62ch; font-size: .9rem; opacity: .85; }
.catalog-note a { color: inherit; text-decoration-color: var(--brand-orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.catalog-note a:hover { color: #f08a66; }
.term-picker { display: grid; gap: 4px; font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; opacity: .9; }
.term-picker select {
  min-width: 220px; font-family: var(--font-body); font-size: 1rem; text-transform: none; letter-spacing: 0;
  background: transparent; color: var(--header-fg); border-color: rgba(240, 236, 225, .45);
}
.term-picker select option { color: var(--brand-charcoal); background: var(--brand-offwhite); }

select, input[type="search"] {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 8px 10px; min-height: 40px;
}
select { cursor: pointer; }
input[type="search"]:focus, select:focus { border-color: var(--accent); }

.layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 28px; padding-top: 24px; padding-bottom: 28px; }

/* Labels use the site's mono uppercase nav style */
.filters { align-self: start; position: sticky; top: 16px; display: grid; gap: 14px; }
.filters-head { display: flex; align-items: baseline; justify-content: space-between; border-bottom: 2px solid var(--text); padding-bottom: 6px; }
.filters h2, .field > span, .sort > span {
  font-family: var(--font-mono); font-weight: 500; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted);
}
.filters h2 { color: var(--text); font-size: .78rem; }
.field { display: grid; gap: 4px; }
.field select { width: 100%; color: var(--text); font-size: .95rem; }
.check { display: flex; gap: 8px; align-items: center; font-size: .92rem; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }

.link-btn {
  background: none; border: 0; padding: 4px; color: var(--accent-ink); cursor: pointer;
  font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em;
}
.link-btn:hover { text-decoration: underline; }
/* Buttons: square, uppercase, like the site's "Learn More" / "Apply Now" */
.btn {
  background: var(--brand-charcoal); color: var(--brand-beige); border: 1px solid var(--brand-charcoal); border-radius: var(--radius);
  padding: 8px 14px; min-height: 40px; cursor: pointer; white-space: nowrap;
  font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em;
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn { background: var(--brand-beige); color: var(--brand-charcoal); border-color: var(--brand-beige); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn { background: var(--brand-beige); color: var(--brand-charcoal); border-color: var(--brand-beige); } }
:root[data-theme="dark"] .btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; } }
.filters-toggle { display: none; }

.toolbar { display: grid; gap: 10px; margin-bottom: 16px; }
.search { position: relative; display: block; }
.search svg { position: absolute; left: 12px; top: 50%; width: 18px; height: 18px; transform: translateY(-50%); fill: none; stroke: var(--muted); stroke-width: 2; stroke-linecap: round; }
.search input { width: 100%; padding-left: 40px; min-height: 48px; font-size: 1rem; border-color: var(--text); }
.toolbar-row { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between; }
.toolbar-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.sort { display: flex; gap: 8px; align-items: center; }
.sort select { color: var(--text); }
.count { margin: 0; color: var(--muted); font-variant-numeric: tabular-nums; }
.count strong { color: var(--text); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips:empty { display: none; }
.chip {
  display: inline-flex; gap: 6px; align-items: center; border: 1px solid var(--text); background: transparent;
  border-radius: 0; padding: 3px 8px 3px 10px; font-size: .82rem; cursor: pointer;
}
.chip:hover { border-color: var(--accent); color: var(--accent-ink); }
.chip span[aria-hidden] { font-size: 1rem; line-height: 1; }

.status { color: var(--muted); }
.status:empty { display: none; }
.status.error { color: var(--bad); background: var(--bad-soft); padding: 12px 14px; }
.status.empty { padding: 40px 0; text-align: center; }

.course-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.course {
  background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent);
  padding: 16px 18px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 24px;
}
.course-head { display: flex; flex-wrap: wrap; gap: 2px 12px; align-items: baseline; }
.course-code { font-family: var(--font-mono); font-size: .85rem; font-weight: 500; letter-spacing: .03em; color: var(--accent-ink); }
.course-code .sec { color: var(--muted); }
.course-title { font-family: var(--font-display); font-weight: 400; font-size: 1.3rem; flex-basis: 100%; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.badge {
  font-family: var(--font-mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .05em;
  padding: 2px 8px; background: var(--surface-2); color: var(--muted); white-space: nowrap;
}
.badge.accent { background: var(--teal-soft); color: var(--teal-ink); }
.badge.warn { background: var(--tan-soft); color: var(--tan-ink); }

.meta { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 3px 12px; margin: 8px 0 0; font-size: .9rem; }
.meta dt { font-family: var(--font-mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding-top: 3px; }
.meta dd { margin: 0; overflow-wrap: anywhere; }
.meta ul { list-style: none; margin: 0; padding: 0; }

.seats { grid-column: 2; grid-row: 1 / span 3; min-width: 150px; text-align: right; font-size: .85rem; color: var(--muted); }
.seats .big { display: block; font-family: var(--font-display); font-size: 1.5rem; color: var(--teal-ink); font-variant-numeric: tabular-nums; }
.seats.full .big { color: var(--bad); }
.seats.low .big { color: var(--accent-ink); }
.bar { height: 6px; background: var(--surface-2); overflow: hidden; margin: 6px 0 4px; }
.bar i { display: block; height: 100%; background: var(--teal); }
.seats.full .bar i { background: var(--bad); }
.seats.low .bar i { background: var(--accent); }

.desc { grid-column: 1 / -1; margin-top: 4px; font-size: .92rem; }
.desc summary {
  cursor: pointer; color: var(--accent-ink); width: max-content; list-style: none;
  font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em;
}
.desc summary::-webkit-details-marker { display: none; }
.desc summary::before { content: "+ "; }
.desc[open] summary::before { content: "– "; }
.desc p { margin: 8px 0 0; max-width: 80ch; white-space: pre-line; }

mark { background: var(--mark); color: inherit; }

.site-footer { color: var(--muted); font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; padding-bottom: 28px; }

@media (max-width: 860px) {
  .layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .filters {
    position: static; display: none; grid-template-columns: 1fr 1fr; gap: 12px;
    background: var(--surface); border: 1px solid var(--border); padding: 14px; margin-bottom: 14px;
  }
  .filters.open { display: grid; }
  .filters-head { grid-column: 1 / -1; }
  .filters-toggle { display: inline-block; }
  .term-picker, .term-picker select { width: 100%; }
}
@media (max-width: 560px) {
  .filters { grid-template-columns: 1fr; }
  .course { grid-template-columns: minmax(0, 1fr); }
  .seats { grid-column: 1; grid-row: auto; text-align: left; }
  .toolbar-actions { width: 100%; }
  .sort { flex: 1; }
  .sort select { flex: 1; }
  .site-header h1 { font-size: 1.7rem; }
}

@media print {
  .filters, .toolbar-actions, .chips, .term-picker, .search { display: none !important; }
  .layout { grid-template-columns: 1fr; }
  .course { break-inside: avoid; }
  body { background: #fff; }
  .site-header { background: none; color: #000; }
}