/* Switchyard — signal-board task inbox */

@font-face {
  font-family: "Oswald";
  src: url("assets/oswald.ttf") format("truetype");
  font-weight: 200 700;
  font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("assets/work-sans.ttf") format("truetype");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}

:root {
  --bg: #111315;
  --bg-deep: #0a0b0c;
  --surface: #181b1e;
  --card: #1f2327;
  --card-hover: #252a2f;
  --line: #2c3339;
  --line-strong: #3d464e;
  --ink: #ece8df;
  --muted: #a8b0b7;
  --faint: #8f989f;
  --focus: #6fd3ff;

  --s-todo: #d9d2c1;
  --s-in-progress: #f2b134;
  --s-blocked: #ff6a55;
  --s-done: #5fcf8a;

  --display: "Oswald", "Arial Narrow", "Roboto Condensed", Impact, sans-serif;
  --sans: "Work Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --radius: 4px;
  --page-pad: 40px;
  --max: 1360px;
}

[data-status="todo"] { --c: var(--s-todo); }
[data-status="in-progress"] { --c: var(--s-in-progress); }
[data-status="blocked"] { --c: var(--s-blocked); }
[data-status="done"] { --c: var(--s-done); }

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

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

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
body:has(dialog[open]) { overflow: hidden; }

h1, h2, h3, p, dl, dd, ol, ul { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }

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

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: 16px; top: -60px;
  z-index: 10;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--bg);
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
}
.skip:focus { top: 12px; }

/* ---------- Top bar ---------- */

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(10, 11, 12, 0.85);
  position: relative;
}
.topbar::after {
  /* four-signal rail under the bar */
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 3px;
  background: linear-gradient(to right,
    var(--s-todo) 0 25%, var(--s-in-progress) 25% 50%,
    var(--s-blocked) 50% 75%, var(--s-done) 75% 100%);
}
.topbar-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px var(--page-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  border-radius: var(--radius);
}
.brand-name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.topbar-hint {
  color: var(--muted);
  font-size: 14px;
}
kbd {
  display: inline-block;
  min-width: 24px;
  padding: 1px 7px;
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--card);
  font-family: var(--mono);
  font-size: 13px;
  text-align: center;
  color: var(--ink);
}

/* ---------- Hero ---------- */

main { display: block; }

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px var(--page-pad) 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--s-in-progress);
  margin-bottom: 8px;
}
h1 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  max-width: 12ch;
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}
.signal {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 10px;
  align-items: center;
  width: 148px;
  min-height: 88px;
  padding: 12px 14px;
  text-align: left;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.15s, background-color 0.15s;
}
.signal:hover { border-color: var(--line-strong); background: #121416; }
.signal[aria-pressed="true"] {
  border-color: var(--c);
  background: color-mix(in srgb, var(--c) 12%, var(--bg-deep));
}
.signal .lamp { grid-row: 1; }
.signal-count {
  grid-column: 2;
  font-family: var(--mono);
  font-size: 30px;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.signal-label {
  grid-column: 1 / -1;
  margin-top: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
}
.signal[aria-pressed="true"] .signal-label { color: var(--ink); }

.lamp {
  display: inline-block;
  flex: none;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--c, var(--faint));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c, var(--faint)) 22%, transparent),
              0 0 14px color-mix(in srgb, var(--c, var(--faint)) 70%, transparent);
}
.lamp-lg { width: 16px; height: 16px; }

/* ---------- Controls ---------- */

.controls {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--page-pad) 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px 200px;
  gap: 12px;
  align-items: end;
}
.field { display: grid; gap: 6px; min-width: 0; }
.field label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.search-wrap { position: relative; }
.search-icon {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}
input[type="search"], select {
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 16px;
}
input[type="search"] { padding-left: 42px; }
input[type="search"]::placeholder { color: var(--faint); }
input[type="search"]:hover, select:hover { border-color: #56606a; }
input[type="search"]:focus-visible, select:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 1px;
  border-color: var(--focus);
}
select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%23ece8df' stroke-width='1.8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}
option { background: var(--card); color: var(--ink); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: var(--card);
  font-weight: 600;
  font-size: 15px;
  transition: background-color 0.15s, border-color 0.15s;
}
.btn:hover { background: var(--card-hover); border-color: #56606a; }
.btn-primary {
  background: var(--s-in-progress);
  border-color: var(--s-in-progress);
  color: #17130a;
}
.btn-primary:hover { background: #f7c35c; border-color: #f7c35c; }
.btn-ghost { background: transparent; }
.btn-small { min-height: 36px; padding: 6px 14px; font-size: 14px; }

/* ---------- Board ---------- */

.board-region {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--page-pad) 48px;
}
.results-bar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0 14px;
  border-top: 1px solid var(--line);
}
.results-heading {
  font-family: var(--display);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.results-heading:focus { outline: none; }
.results-heading:focus-visible { outline: 3px solid var(--focus); }
.result-count { color: var(--muted); font-size: 15px; }

.board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}
.board[hidden] { display: none; }

.lane {
  background: rgba(24, 27, 30, 0.85);
  border: 1px solid var(--line);
  border-top: 3px solid var(--c);
  border-radius: var(--radius);
  padding: 14px 12px 12px;
  min-width: 0;
}
.lane-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 4px 12px;
}
.lane-title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 19px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.lane-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.cards { display: grid; gap: 10px; }
.board.is-single .cards { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

.lane-empty {
  padding: 18px 10px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.card {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 14px 14px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: background-color 0.15s, border-color 0.15s, transform 0.15s;
}
.card:hover { background: var(--card-hover); border-color: var(--line-strong); }
.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
}
.card-id { text-transform: uppercase; letter-spacing: 0.04em; }
.card-title {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}
.open {
  all: unset;
  cursor: pointer;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.open::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
}
.open:focus-visible { outline: none; }
.open:focus-visible::after {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.card:hover .open { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
mark {
  background: color-mix(in srgb, var(--s-in-progress) 35%, transparent);
  color: inherit;
  border-radius: 2px;
  padding: 0 1px;
}
.card-summary {
  font-size: 14px;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  flex-wrap: wrap;
}
.card-meta .due {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}
.card-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}
.chip {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}
.chip-project { color: var(--ink); background: #2a3036; border-color: #2a3036; }
.comments {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}

.avatar {
  display: inline-grid;
  place-items: center;
  width: 26px; height: 26px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #111315;
  background: var(--av, #9fb4c7);
  flex: none;
}

.prio {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.prio-bars { display: inline-flex; align-items: flex-end; gap: 2px; height: 12px; }
.prio-bars i {
  display: block;
  width: 3px;
  background: var(--line-strong);
  border-radius: 1px;
}
.prio-bars i:nth-child(1) { height: 5px; }
.prio-bars i:nth-child(2) { height: 8px; }
.prio-bars i:nth-child(3) { height: 12px; }
.prio[data-priority="low"] .prio-bars i:nth-child(-n+1),
.prio[data-priority="medium"] .prio-bars i:nth-child(-n+2),
.prio[data-priority="high"] .prio-bars i { background: var(--ink); }
.prio[data-priority="high"] { color: var(--ink); }

.card.is-moved { animation: moved 1.6s ease-out; }
@keyframes moved {
  0% { box-shadow: 0 0 0 3px var(--c); border-color: var(--c); }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ---------- Empty state ---------- */

.empty {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 56px 24px;
  text-align: center;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(24, 27, 30, 0.7);
}
.empty[hidden] { display: none; }
.empty h3 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 26px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.empty p { color: var(--muted); max-width: 44ch; }
.empty .btn { margin-top: 6px; }

/* ---------- Footer ---------- */

.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px var(--page-pad) 40px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--line);
}

/* ---------- Detail drawer ---------- */

.drawer {
  margin: 0 0 0 auto;
  padding: 0;
  width: min(560px, 100vw);
  max-width: 100vw;
  height: 100vh;
  height: 100dvh;
  max-height: none;
  border: 0;
  border-left: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  overflow: hidden;
}
.drawer[open] { animation: drawer-in 0.22s cubic-bezier(0.2, 0.7, 0.2, 1); }
.drawer::backdrop {
  background: rgba(5, 6, 7, 0.66);
  backdrop-filter: blur(2px);
}
@keyframes drawer-in {
  from { transform: translateX(32px); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.drawer-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  border-top: 4px solid var(--c, var(--line));
}
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 20px 14px 28px;
  border-bottom: 1px solid var(--line);
}
.drawer-crumb {
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.btn-close { padding: 8px 14px; }
.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px 40px;
  display: grid;
  align-content: start;
  gap: 28px;
}
.detail-title {
  font-family: var(--sans);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.switch {
  padding: 16px;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  border-left: 4px solid var(--c);
  border-radius: var(--radius);
  display: grid;
  gap: 12px;
}
.switch-row { display: flex; align-items: flex-end; gap: 14px; }
.switch-row .lamp { margin-bottom: 16px; }
.switch-field { flex: 1; }
.switch select { background-color: var(--card); font-weight: 600; }
.feedback {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 0;
}
/* keep the live region rendered so announcements fire; just collapse its gap */
.feedback.is-idle { margin-top: -12px; }
.feedback p { font-size: 15px; flex: 1; }
.feedback.is-active p::before {
  content: "✓ ";
  color: var(--s-done);
  font-weight: 700;
}

.facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.fact { background: var(--surface); padding: 12px 14px; min-width: 0; }
.fact dt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.fact dd { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 15px; }

.section-label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.detail-body {
  white-space: pre-line;
  font-size: 16.5px;
  line-height: 1.65;
  max-width: 62ch;
}
.history-list { display: grid; gap: 8px; }
.history-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 14.5px;
  color: var(--muted);
}
.history-list .lamp { width: 8px; height: 8px; }
.history-list strong { color: var(--ink); font-weight: 600; }
.history-list time { font-family: var(--mono); font-size: 13px; margin-left: auto; }

/* ---------- Responsive ---------- */

@media (max-width: 1180px) {
  .board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero { align-items: flex-start; }
}

@media (max-width: 760px) {
  :root { --page-pad: 16px; }
  .topbar-inner { padding-top: 12px; padding-bottom: 12px; }
  .brand-name { font-size: 21px; }
  .topbar-hint { display: none; }
  .hero { padding-top: 24px; padding-bottom: 20px; gap: 20px; }
  h1 { font-size: 40px; }
  .signals { width: 100%; }
  .signal { width: auto; min-height: 76px; padding: 10px; column-gap: 6px; }
  .signal-count { font-size: 24px; }
  .signal-label { font-size: 13px; line-height: 1.25; }
  .controls { grid-template-columns: 1fr 1fr; }
  .field-search { grid-column: 1 / -1; }
  .board { grid-template-columns: 1fr; }
  .board.is-single .cards { grid-template-columns: 1fr; }
  .drawer { width: 100vw; border-left: 0; }
  .drawer-head { padding: 10px 12px 10px 16px; }
  .drawer-body { padding: 20px 16px 32px; gap: 24px; }
  .detail-title { font-size: 24px; }
  .facts { grid-template-columns: 1fr 1fr; }
  .footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .card.is-moved { animation: none; box-shadow: 0 0 0 3px var(--c); }
}

@media (forced-colors: active) {
  .lamp { forced-color-adjust: none; }
  .signal[aria-pressed="true"] { outline: 2px solid CanvasText; }
}