/* ==========================================================================
   PIGEONHOLE — the team sorting room
   Concept: tasks are letters; statuses are routes on a physical sorting wall.
   ========================================================================== */

@font-face {
  font-family: 'Oswald';
  src: url('assets/oswald.ttf') format('truetype');
  font-weight: 200 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('assets/ibm-plex-mono.ttf') format('truetype');
  font-weight: 100 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('assets/dm-sans.ttf') format('truetype');
  font-weight: 100 1000;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'DM Serif Display';
  src: url('assets/dm-serif.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #16120c;
  --ink-soft: #4a4136;
  --paper: #f3ead6;
  --paper-2: #e7dcc2;
  --paper-edge: #cbb997;
  --kraft: #c9b189;
  --cabinet: #221b13;
  --cabinet-2: #2d2418;
  --cabinet-3: #392e1f;
  --recess: #15100a;
  --brass: #cf9d43;
  --brass-dim: #b08a3e;
  --postal-red: #b23a2f;
  --airmail: #2b5c86;
  --focus: #ffd24a;

  --c-todo: #2f6fbf;
  --c-progress: #d18a24;
  --c-blocked: #b23a2f;
  --c-done: #2f9e7e;

  --font-sign: 'Oswald', 'Arial Narrow', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-letter: 'DM Serif Display', Georgia, 'Times New Roman', serif;

  --radius: 4px;
  --shadow-cubby: inset 0 6px 12px rgba(0, 0, 0, 0.55), inset 0 -2px 0 rgba(255, 255, 255, 0.04);
  --shadow-letter: 0 1px 0 rgba(255, 255, 255, 0.35) inset, 0 8px 14px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper);
  background-color: var(--cabinet);
  background-image:
    radial-gradient(1200px 700px at 15% -10%, rgba(207, 157, 67, 0.12), transparent 60%),
    radial-gradient(900px 600px at 100% 0%, rgba(43, 92, 134, 0.14), transparent 55%),
    repeating-linear-gradient(90deg, rgba(0, 0, 0, 0.16) 0 1px, transparent 1px 46px),
    linear-gradient(180deg, #241c13 0%, #1a140d 100%);
  background-attachment: fixed;
}

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed;
  top: 8px; left: 8px;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--focus);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 10px 14px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: transform 160ms ease;
}
.skip-link:focus { transform: translateY(0); }

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

.room {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 0 clamp(12px, 3vw, 34px) 40px;
}

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

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding: 22px clamp(14px, 2.4vw, 26px);
  margin-top: 16px;
  border: 1px solid rgba(207, 157, 67, 0.35);
  border-bottom-width: 4px;
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(207, 157, 67, 0.08), transparent 70%),
    var(--cabinet-2);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
}

.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark { color: var(--brass); display: inline-flex; }
.brand-text h1 {
  margin: 0;
  font-family: var(--font-sign);
  font-weight: 600;
  font-size: clamp(1.7rem, 3.6vw, 2.5rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--paper);
}
.tagline {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brass);
}

.slate {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 16px;
  border: 1px dashed rgba(207, 157, 67, 0.45);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.28);
  font-family: var(--font-mono);
  min-width: 190px;
}
.slate-label { font-size: 0.62rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brass-dim); }
.slate-value { font-size: 0.82rem; color: var(--paper-2); }

/* ----------------------------------------------------------------- console */

.console {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items: end;
  margin: 18px 0;
  padding: 16px clamp(14px, 2.4vw, 22px);
  border-radius: var(--radius);
  border: 1px solid rgba(0, 0, 0, 0.5);
  background:
    repeating-linear-gradient(45deg, rgba(22, 18, 12, 0.045) 0 12px, transparent 12px 24px),
    var(--paper);
  color: var(--ink);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.4);
}

.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
}

.input-wrap, .select-wrap { position: relative; display: flex; align-items: center; }
.input-icon, .select-chevron { position: absolute; left: 12px; color: var(--ink-soft); pointer-events: none; }
.select-chevron { left: auto; right: 12px; }

input[type="search"], select {
  width: 100%;
  min-height: 48px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: #fbf5e6;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  padding: 10px 14px;
  appearance: none;
  -webkit-appearance: none;
}
input[type="search"] { padding-left: 40px; }
select { padding-right: 38px; cursor: pointer; }
input[type="search"]::placeholder { color: #8a7f6b; }
input[type="search"]:focus-visible, select:focus-visible {
  outline: 3px solid var(--postal-red);
  outline-offset: 2px;
}

.reset-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 10px 18px;
  font-family: var(--font-sign);
  font-size: 0.98rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, transform 120ms ease;
}
.reset-btn:hover { background: var(--postal-red); border-color: var(--postal-red); }
.reset-btn:active { transform: translateY(1px); }

/* -------------------------------------------------------------------- wall */

.wall-banner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin: 26px 2px 12px;
}
.wall-title {
  margin: 0;
  font-family: var(--font-sign);
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--paper);
}
.wall-count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--brass);
}

.wall {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bay {
  display: grid;
  grid-template-columns: 1fr;
  border-radius: 6px;
  border: 3px solid var(--cabinet-3);
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.12)),
    var(--cabinet-2);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.bay-sign {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  padding: 14px 16px 14px 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.25));
  border-bottom: 3px solid var(--route, var(--brass));
}
.bay-sign::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 8px;
  background: var(--route, var(--brass));
}
.bay-code {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--brass-dim);
  border: 1px solid var(--brass-dim);
  border-radius: 2px;
  padding: 2px 6px;
}
.bay-name {
  margin: 0;
  font-family: var(--font-sign);
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  flex: 1 1 auto;
}
.bay-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--paper-edge);
  white-space: nowrap;
}

.mail {
  list-style: none;
  margin: 0;
  padding: 14px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  background:
    repeating-linear-gradient(90deg, rgba(0, 0, 0, 0.22) 0 1px, transparent 1px 22px),
    var(--recess);
}

.cubby {
  position: relative;
  display: flex;
  border-radius: 4px;
  padding: 10px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.15));
  box-shadow: var(--shadow-cubby);
}

/* -------------------------------------------------------------- the letter */

.letter {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  text-align: left;
  padding: 16px 16px 14px;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    linear-gradient(180deg, #fbf4e2 0%, var(--paper) 55%, var(--paper-2) 100%);
  border: 1px solid var(--paper-edge);
  border-radius: 3px;
  box-shadow: var(--shadow-letter);
  cursor: pointer;
  transform: rotate(var(--tilt, 0deg));
  transition: transform 180ms cubic-bezier(0.2, 0.8, 0.3, 1), box-shadow 180ms ease, filter 180ms ease;
}
/* torn / airmail footer strip */
.letter::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 7px;
  border-radius: 0 0 3px 3px;
  background: repeating-linear-gradient(135deg,
    var(--airmail) 0 10px, transparent 10px 20px,
    var(--postal-red) 20px 30px, transparent 30px 40px);
  opacity: 0.75;
}
.letter:hover {
  transform: rotate(0deg) translateY(-3px);
  box-shadow: 0 16px 26px rgba(0, 0, 0, 0.5);
}
.letter:active { transform: rotate(0deg) translateY(-1px); }

.letter-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

.postmark {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(22, 18, 12, 0.55);
  color: rgba(22, 18, 12, 0.72);
  font-family: var(--font-mono);
  line-height: 1;
  transform: rotate(-8deg);
}
.postmark b { font-size: 0.82rem; font-weight: 700; letter-spacing: 0.04em; }
.postmark small { font-size: 0.5rem; letter-spacing: 0.08em; margin-top: 1px; }

.priority {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 2px solid currentColor;
  border-radius: 2px;
  transform: rotate(2deg);
  white-space: nowrap;
}
.priority--high { color: var(--postal-red); }
.priority--medium { color: #7d5308; }
.priority--low { color: var(--airmail); }

.letter-title {
  font-family: var(--font-letter);
  font-size: 1.16rem;
  line-height: 1.22;
  color: var(--ink);
  letter-spacing: 0.005em;
  overflow-wrap: anywhere;
}

.letter-summary {
  font-size: 0.86rem;
  line-height: 1.42;
  color: #5b5142;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.letter-foot {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin-top: 2px;
  padding-top: 9px;
  border-top: 1px dashed rgba(22, 18, 12, 0.28);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #6c6252;
}
.letter-foot .who { font-weight: 700; color: var(--ink-soft); }
.letter-foot .due { margin-left: auto; }
.letter-foot .comments { white-space: nowrap; }

/* status tint on the cubby edge */
.cubby { border-left: 4px solid var(--route, var(--brass)); }
.cubby[data-status="todo"]       { --route: var(--c-todo); }
.cubby[data-status="in-progress"]{ --route: var(--c-progress); }
.cubby[data-status="blocked"]    { --route: var(--c-blocked); }
.cubby[data-status="done"]       { --route: var(--c-done); }

.cubby.letter-moved .letter { animation: landed 620ms cubic-bezier(0.2, 0.8, 0.3, 1); }
@keyframes landed {
  0% { box-shadow: 0 0 0 0 rgba(255, 210, 74, 0.9); }
  100% { box-shadow: 0 0 0 14px rgba(255, 210, 74, 0); }
}

.cubby.is-new .letter { animation: drop-in 360ms cubic-bezier(0.2, 0.8, 0.3, 1) both; }
@keyframes drop-in {
  from { opacity: 0; transform: translateY(-10px) rotate(var(--tilt, 0deg)); }
  to { opacity: 1; transform: translateY(0) rotate(var(--tilt, 0deg)); }
}

/* ------------------------------------------------------------ empty state */

.empty-state {
  margin-top: 8px;
  padding: clamp(28px, 6vw, 60px) 24px;
  text-align: center;
  border: 3px dashed rgba(207, 157, 67, 0.5);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.28);
  color: var(--paper-2);
}
.empty-cubby { color: var(--brass); margin-bottom: 10px; }
.empty-state h2 {
  margin: 0 0 8px;
  font-family: var(--font-sign);
  font-size: 1.5rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper);
}
.empty-state p { margin: 0 auto 20px; max-width: 42ch; color: var(--paper-edge); }

.recover-btn {
  min-height: 48px;
  padding: 12px 22px;
  font-family: var(--font-sign);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--brass);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 160ms ease, transform 120ms ease;
}
.recover-btn:hover { background: var(--focus); }
.recover-btn:active { transform: translateY(1px); }

/* ----------------------------------------------------------------- footer */

.floor-note {
  margin-top: 30px;
  padding-top: 14px;
  border-top: 1px solid rgba(207, 157, 67, 0.25);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--brass-dim);
}

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

.detail-dialog {
  padding: 0;
  border: none;
  background: transparent;
  width: min(720px, 100%);
  max-width: 100%;
  max-height: 100dvh;
  height: 100dvh;
  margin: 0 0 0 auto;
  overflow: visible;
}
.detail-dialog::backdrop {
  background: rgba(10, 7, 4, 0.66);
  backdrop-filter: blur(1.5px);
}

.letter-open {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  overflow-y: auto;
  overscroll-behavior: contain;
  color: var(--ink);
  background:
    linear-gradient(180deg, #fdf7e8 0%, var(--paper) 60%, var(--paper-2) 100%);
  border-left: 5px solid var(--route, var(--brass));
  box-shadow: -18px 0 40px rgba(0, 0, 0, 0.5);
}
.letter-open[data-status="todo"]        { --route: var(--c-todo); }
.letter-open[data-status="in-progress"] { --route: var(--c-progress); }
.letter-open[data-status="blocked"]     { --route: var(--c-blocked); }
.letter-open[data-status="done"]        { --route: var(--c-done); }

.open-bar {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(243, 234, 214, 0.94);
  backdrop-filter: blur(4px);
  border-bottom: 2px solid var(--ink);
}
.open-bar .bar-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.close-detail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 14px;
  font-family: var(--font-sign);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 150ms ease, transform 120ms ease;
}
.close-detail:hover { background: var(--postal-red); border-color: var(--postal-red); }
.close-detail:active { transform: translateY(1px); }

.open-body { padding: clamp(20px, 4vw, 34px); }

.detail-head { display: flex; align-items: flex-start; gap: 14px; justify-content: space-between; }
.detail-title {
  margin: 0;
  font-family: var(--font-letter);
  font-size: clamp(1.6rem, 4.5vw, 2.3rem);
  line-height: 1.12;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.detail-postmark { flex: 0 0 auto; }

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 18px 0 22px;
  padding: 14px 0;
  border-top: 2px solid var(--ink);
  border-bottom: 2px dashed rgba(22, 18, 12, 0.35);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}
.meta-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 5px 9px;
  background: rgba(22, 18, 12, 0.06);
  border: 1px solid rgba(22, 18, 12, 0.2);
  border-radius: 2px;
}
.meta-chip .k { font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: #7a6f5c; }
.meta-chip .v { color: var(--ink); font-weight: 600; }

.detail-body {
  margin: 0 0 10px;
  font-family: var(--font-letter);
  font-size: 1.09rem;
  line-height: 1.72;
  color: #2c261d;
  white-space: pre-line;
}

.route-slip {
  margin-top: 26px;
  padding: 18px;
  border: 3px solid var(--ink);
  border-radius: 4px;
  background:
    repeating-linear-gradient(0deg, rgba(22, 18, 12, 0.035) 0 26px, rgba(22, 18, 12, 0.09) 26px 27px),
    #fbf5e6;
  box-shadow: 6px 6px 0 rgba(22, 18, 12, 0.16);
}
.route-slip h3 {
  margin: 0 0 4px;
  font-family: var(--font-sign);
  font-size: 1.15rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}
.route-slip .slip-hint {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #6c6252;
}
.route-slip label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
#status-control { border-color: var(--ink); }
.route-feedback {
  min-height: 1.4em;
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-soft);
}
.route-feedback[data-tone="done"] { color: #1f6f57; }
.route-feedback[data-tone="blocked"] { color: var(--postal-red); }

.stamp-overlay {
  position: absolute;
  top: 30%;
  left: 50%;
  z-index: 6;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%) rotate(-14deg) scale(1.6);
  font-family: var(--font-sign);
  font-size: clamp(1.5rem, 6vw, 2.6rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--postal-red);
  border: 5px double var(--postal-red);
  border-radius: 6px;
  padding: 8px 18px;
  background: rgba(253, 247, 232, 0.72);
}
.stamp-overlay.is-stamping { animation: stamp 900ms cubic-bezier(0.2, 0.8, 0.3, 1); }
@keyframes stamp {
  0% { opacity: 0; transform: translate(-50%, -50%) rotate(-14deg) scale(1.6); }
  18% { opacity: 1; transform: translate(-50%, -50%) rotate(-14deg) scale(1); }
  70% { opacity: 1; transform: translate(-50%, -50%) rotate(-14deg) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) rotate(-14deg) scale(1.02); }
}

/* small screens: sign reads as a top bar */
@media (max-width: 719px) {
  .bay-count { width: 100%; }
  .letter-summary { -webkit-line-clamp: 3; }
}

/* -------------------------------------------------- larger layouts */
@media (min-width: 720px) {
  .console { grid-template-columns: minmax(0, 1.6fr) minmax(200px, 0.9fr) auto; }
  .mail { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
}

@media (min-width: 1000px) {
  .bay { grid-template-columns: 190px 1fr; }
  .bay-sign {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 8px;
    padding: 20px 16px;
    border-bottom: none;
    border-right: 3px solid var(--route, var(--brass));
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.28));
  }
  .bay-name { font-size: 1.3rem; }
  .bay-count { margin-top: auto; }
  .mail { padding: 18px; gap: 16px; }
  .wall { gap: 20px; }
}

/* ------------------------------------------------------- reduced motion */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .letter { transform: none !important; }
  .letter:hover { transform: none !important; }
  .stamp-overlay.is-stamping { animation: none; opacity: 0; }
  .skip-link { transition: none; }
}