/* ============================================================
   CALLBOARD — HoosAI ✕ BNSF Railway
   Crew calling + Hours of Service compliance console
   ink + glass, Barlow Condensed / Inter / Fraunces italic / JetBrains Mono
   ============================================================ */

:root {
  --ink: #06070A;
  --ink-2: #0B0D12;
  --text: #E9ECF2;
  --muted: rgba(233, 236, 242, 0.56);
  --faint: rgba(233, 236, 242, 0.32);
  --line: rgba(233, 236, 242, 0.10);
  --glass: rgba(255, 255, 255, 0.035);
  --glass-2: rgba(255, 255, 255, 0.06);
  --accent: #F35D0A;
  --accent-soft: rgba(243, 93, 10, 0.16);

  /* status-semantic hues — sparing use; accent orange stays the only
     "act on this" / CTA / HOS-warning color per the house style */
  --good: #34C77B;
  --good-soft: rgba(52, 199, 123, 0.14);
  --info: #4D8DEE;
  --info-soft: rgba(77, 141, 238, 0.14);
  --bad: #FF5C5C;
  --bad-soft: rgba(255, 92, 92, 0.14);

  --disp: "Barlow Condensed", sans-serif;
  --body: "Inter", sans-serif;
  --serif: "Fraunces", serif;
  --mono: "JetBrains Mono", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
/* the hidden attribute must always win, even over classes that set their own display */
[hidden]{ display:none !important; }


html, body { overflow-x: hidden; }

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* subtle fixed grain, matches sibling demos */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}

.wrap { width: min(1240px, calc(100% - 40px)); margin: 0 auto; }

em { font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--accent); }

h1, h2, h3, h4 { font-family: var(--disp); text-transform: uppercase; letter-spacing: 0.01em; line-height: 1.05; font-weight: 700; }

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

.mono { font-family: var(--mono); }

::selection { background: var(--accent); color: #fff; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--disp);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 26px;
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, opacity 0.25s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-accent:hover { background: #ff6f1f; }
.btn-accent:disabled { background: var(--glass-2); border-color: var(--line); color: var(--faint); cursor: default; transform: none; }
.btn-accent:disabled:hover { transform: none; }

/* ---------- pulse dot ---------- */
.pulse {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(243,93,10,0.5); }
  50% { box-shadow: 0 0 0 6px rgba(243,93,10,0); }
}

/* ============================================================
   HEADER
   ============================================================ */
.site-head {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 7, 10, 0.82);
  backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid var(--line);
}
.head-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}
.lockup {
  font-family: var(--disp);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.lockup-x { color: var(--accent); font-size: 14px; }
.brand-badge { display: inline-flex; align-items: center; justify-content: center; flex: none; }
.brand-badge img { display: block; height: 20px; width: auto; }

.head-meta { display: flex; align-items: baseline; gap: 14px; }
.head-console-title {
  font-family: var(--disp);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--muted);
}
.head-clock {
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--text);
  border: 1px solid var(--line);
  background: var(--glass);
  padding: 5px 10px;
  border-radius: 4px;
}

/* ============================================================
   PAGE INTRO
   ============================================================ */
.page-intro { padding: 44px 0 30px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 7px 16px;
  background: var(--glass);
}
.page-h1 { margin-top: 20px; font-size: clamp(40px, 6vw, 66px); }
.page-h1 em { font-weight: 500; }
.intro-sub { margin-top: 16px; max-width: 720px; color: var(--muted); font-size: 16px; }
.intro-badge {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--faint);
  border: 1px solid var(--line);
  padding: 5px 12px;
  border-radius: 100px;
}

/* ============================================================
   SECTION HEADS
   ============================================================ */
.sec-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--accent);
}
.sec-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}
.sec-head-row h2 { margin-top: 10px; font-size: clamp(28px, 4vw, 40px); }
.log-section .sec-kicker + h2 { margin-top: 10px; margin-bottom: 20px; }

/* ============================================================
   OPEN TURN
   ============================================================ */
.turn-section { padding: 20px 0 50px; }

.turn-card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(22px, 3.5vw, 36px);
  backdrop-filter: blur(14px) saturate(150%);
}

.turn-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.turn-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--accent);
}
.turn-title { margin-top: 10px; font-size: clamp(24px, 3.4vw, 36px); }

.turn-banner {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--line);
  white-space: nowrap;
}
.turn-open { color: var(--muted); background: var(--glass-2); }
.turn-active { color: var(--accent); background: var(--accent-soft); border-color: var(--accent-soft); }
.turn-partial { color: var(--info); background: var(--info-soft); border-color: var(--info-soft); }
.turn-filled { color: var(--good); background: var(--good-soft); border-color: var(--good-soft); }

.turn-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.turn-field { display: flex; flex-direction: column; gap: 6px; }
.tf-label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.2em; color: var(--faint); }
.tf-value { font-size: 17px; color: var(--text); }
.tf-value.mono { font-size: 16px; }

.turn-needs { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 10px; }
.need-tag {
  font-family: var(--disp);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 4px;
  border: 1px solid var(--line);
}
.need-open { color: var(--muted); background: var(--glass-2); }
.need-filled { color: var(--good); background: var(--good-soft); border-color: rgba(52,199,123,0.3); }

.turn-card > .btn { margin-top: 24px; }

/* ---------------- candidate panels ---------------- */
.candidates-section {
  display: none;
  margin-top: 22px;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.candidates-section.is-visible { display: grid; }

.cand-panel {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  backdrop-filter: blur(14px) saturate(150%);
  min-height: 40px;
}

.cand-panel-title {
  font-size: 16px;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.cand-panel-sub {
  font-family: var(--body);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  font-size: 12px;
  color: var(--faint);
}

.cand-list { list-style: none; margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }

.cand-row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,0.02);
}
.cand-row.is-skipped { opacity: 0.6; }

.cand-rank { display: flex; align-items: center; justify-content: center; }
.cand-priority {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  border: 1px solid var(--accent-soft);
  background: rgba(243,93,10,0.08);
  border-radius: 50%;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
}
.cand-skip {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--faint);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
}

.cand-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.cand-name { font-size: 15px; font-weight: 600; }
.cand-sen, .cand-id { font-size: 11px; color: var(--faint); }
.cand-flag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border-radius: 100px;
}
.flag-bad { color: var(--bad); background: var(--bad-soft); }

.cand-note { margin-top: 4px; font-size: 12.5px; }
.flag-good-text { color: var(--good); }
.flag-info-text { color: var(--info); }
.flag-warn-text { color: var(--muted); }
.flag-crit-text { color: var(--accent); font-weight: 600; }

.cand-btn {
  font-family: var(--disp);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 4px;
  border: 1px solid var(--line);
  white-space: nowrap;
  display: inline-block;
}
button.cand-btn { cursor: pointer; font-family: var(--disp); }
.cand-btn-call { background: var(--accent); border-color: var(--accent); color: #fff; }
.cand-btn-call:hover { background: #ff6f1f; }
.cand-btn-pending { background: var(--accent-soft); border-color: var(--accent-soft); color: var(--accent); }
.cand-btn-done { background: var(--good-soft); border-color: rgba(52,199,123,0.3); color: var(--good); }
.cand-btn-disabled { background: var(--glass-2); color: var(--faint); }

/* ============================================================
   CREW ROSTER
   ============================================================ */
.roster-section { padding: 30px 0 50px; border-top: 1px solid var(--line); }

.filter-group { display: flex; gap: 8px; }
.filter-btn {
  font-family: var(--disp);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: var(--glass);
  color: var(--muted);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.filter-btn:hover { color: var(--text); }
.filter-btn.is-active { background: var(--accent-soft); border-color: rgba(243,93,10,0.4); color: var(--accent); }

.legend { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 22px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: none; display: inline-block; }
.dot-good { background: var(--good); }
.dot-info { background: var(--info); }
.dot-neutral { background: var(--faint); }
.dot-warn { background: var(--accent); }
.dot-accent { background: var(--accent); animation: pulse 2.4s ease-in-out infinite; }

.crew-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 16px;
}

.crew-card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  backdrop-filter: blur(10px);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.crew-card.is-flagged {
  border-color: rgba(243,93,10,0.45);
  box-shadow: 0 0 0 1px rgba(243,93,10,0.12);
}

.crew-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.craft-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  padding: 3px 9px;
  border-radius: 100px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.craft-engineer { color: var(--text); }
.craft-conductor { color: var(--text); }
.sen-tag { font-family: var(--mono); font-size: 10.5px; color: var(--faint); }
.crew-id { margin-left: auto; font-size: 10.5px; color: var(--faint); }

.crew-name { margin-top: 12px; font-size: 20px; text-transform: none; font-family: var(--body); font-weight: 600; letter-spacing: 0; }
.crew-terminal { margin-top: 4px; font-size: 12.5px; color: var(--muted); }

.status-pill {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  border-radius: 100px;
  border: 1px solid var(--line);
}
.st-available { color: var(--good); background: var(--good-soft); border-color: rgba(52,199,123,0.3); }
.st-rest { color: var(--info); background: var(--info-soft); border-color: rgba(77,141,238,0.3); }
.st-duty { color: var(--text); background: var(--glass-2); }
.st-called { color: var(--accent); background: var(--accent-soft); border-color: rgba(243,93,10,0.35); }
.st-assigned { color: var(--good); background: var(--good-soft); border-color: rgba(52,199,123,0.3); }
.st-limit { color: var(--bad); background: var(--bad-soft); border-color: rgba(255,92,92,0.35); }

.crew-clock-slot { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 12px; }
.crew-clock { display: flex; flex-direction: column; gap: 4px; }
.clock-label { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.16em; color: var(--faint); }
.clock-value { font-size: 19px; color: var(--text); }
.flag-warn .clock-value, .flag-crit .clock-value { color: var(--accent); }
.flag-info .clock-value { color: var(--info); }
.flag-good .clock-value { color: var(--good); }
.flag-called .clock-value { color: var(--accent); }
.clock-tag { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; color: var(--accent); }
.clock-tag-good { color: var(--faint); }
.flag-crit { animation: crit-pulse 1.6s ease-in-out infinite; }
@keyframes crit-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }

/* ============================================================
   CALL LOG
   ============================================================ */
.log-section { padding: 30px 0 60px; border-top: 1px solid var(--line); }

.log-list {
  list-style: none;
  margin-top: 6px;
  max-height: 420px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--ink-2);
}
.log-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
}
.log-row:last-child { border-bottom: none; }
.log-time { flex: none; color: var(--faint); font-size: 12px; }
.log-icon { flex: none; width: 16px; text-align: center; color: var(--muted); }
.log-text { color: var(--muted); }
.log-call .log-icon { color: var(--accent); }
.log-accept .log-icon { color: var(--good); }
.log-accept .log-text { color: var(--text); }
.log-noanswer .log-icon { color: var(--bad); }
.log-filled .log-icon { color: var(--accent); }
.log-filled .log-text { color: var(--text); font-weight: 500; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-foot { border-top: 1px solid var(--line); padding: 36px 0 50px; }
.foot-lockup {
  font-family: var(--disp);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.14em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.foot-lockup span { color: var(--accent); }
.site-foot p { margin-top: 12px; max-width: 720px; font-size: 12px; color: var(--faint); line-height: 1.7; }

/* ============================================================
   RESPONSIVE — no horizontal scroll anywhere
   ============================================================ */
@media (max-width: 860px) {
  .turn-grid { grid-template-columns: 1fr 1fr; }
  .candidates-section.is-visible { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .head-row { flex-wrap: wrap; gap: 8px; }
  .lockup { font-size: 16px; gap: 7px; }
  .brand-badge img { height: 17px; }
  .head-meta { gap: 10px; }
  .head-console-title { font-size: 11px; letter-spacing: 0.18em; }
  .head-clock { font-size: 12px; padding: 4px 8px; }

  .page-intro { padding: 32px 0 20px; }

  .turn-card { padding: 20px; }
  .turn-head { flex-direction: column; align-items: flex-start; }
  .turn-grid { grid-template-columns: 1fr 1fr; gap: 14px; padding: 16px 0; }
  .turn-needs { flex-direction: column; align-items: flex-start; }
  .need-tag { width: 100%; }
  .turn-card > .btn { width: 100%; }

  .cand-row { grid-template-columns: 36px 1fr; }
  .cand-action { grid-column: 1 / -1; margin-top: 6px; }
  .cand-btn { width: 100%; text-align: center; }

  .sec-head-row { flex-direction: column; align-items: flex-start; }
  .filter-group { width: 100%; }
  .filter-btn { flex: 1; text-align: center; }

  .crew-grid { grid-template-columns: 1fr; }
  .crew-id { margin-left: 0; }

  .legend { gap: 12px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .pulse, .dot-accent, .flag-crit { animation: none; }
}