/* Pigeonhole, an interoffice sorting desk.
   One theme: dark bottle-green desk, paper memos, ink stamps. */

@font-face {
  font-family: "Space Grotesk";
  src: url("assets/space-grotesk.ttf") format("truetype");
  font-weight: 300 700;
  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 {
  --desk: #1e3b32;
  --desk-deep: #142a24;
  --paper: #f6f3ea;
  --paper-dim: #e7e2d3;
  --paper-line: #d8d1bd;
  --ink: #211f19;
  --ink-soft: #5f5a4e;
  --red: #c23a1c;        /* stamps and large accents */
  --red-ink: #a53115;    /* red for small text, AA on paper */
  --blue: #2456c4;
  --green-ink: #2e6b40;
  --graphite: #45433c;
  --cream: #f0ecdf;
  --cream-soft: #b9c2b0;
  --shadow: rgba(9, 20, 16, 0.38);
  --sans: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

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

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--cream);
  background:
    repeating-linear-gradient(0deg, rgba(240, 236, 223, 0.035) 0 1px, transparent 1px 140px),
    repeating-linear-gradient(90deg, rgba(240, 236, 223, 0.025) 0 1px, transparent 1px 180px),
    radial-gradient(1100px 520px at 75% -10%, rgba(240, 236, 223, 0.07), transparent 60%),
    linear-gradient(var(--desk), var(--desk-deep));
  min-height: 100dvh;
}

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

:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}
.on-dark :focus-visible { outline-color: var(--cream); }

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 90;
  background: var(--paper);
  color: var(--ink);
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 13px;
  text-decoration: none;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 12px; }

/* ---------- Masthead ---------- */

.masthead {
  border-bottom: 1px solid rgba(240, 236, 223, 0.16);
}
.masthead-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  min-height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.mark {
  width: 34px;
  height: 34px;
  color: var(--cream);
  flex: none;
}
.brand-text { display: flex; flex-direction: column; }
.wordmark {
  margin: 0;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--cream);
}
.brand-sub {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cream-soft);
}
.desk-status {
  margin: 0;
  font-size: 12.5px;
  color: var(--cream-soft);
  text-align: right;
}

/* ---------- Toolbar ---------- */

.toolbar {
  max-width: 1280px;
  margin: 0 auto;
  padding: 26px 24px 6px;
  display: grid;
  grid-template-columns: 1fr 220px 200px;
  gap: 16px;
  align-items: end;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream-soft);
}
.field input,
.field select {
  font-family: var(--sans);
  font-size: 15.5px;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: 0;
  padding: 11px 12px;
  width: 100%;
}
.field input::placeholder { color: #6f6a5c; }
.field select { cursor: pointer; }

/* ---------- Desk ---------- */

.desk {
  max-width: 1280px;
  margin: 0 auto;
  padding: 22px 24px 88px;
}
.desk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 26px 28px;
  padding-top: 10px;
}

.memo {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0) 90px),
    var(--paper);
  color: var(--ink);
  border: 1px solid var(--paper-line);
  box-shadow: 6px 7px 0 var(--shadow);
  padding: 16px 18px 14px;
  transform: rotate(var(--tilt, 0deg));
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
  animation: settle 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
  animation-delay: calc(var(--i, 0) * 45ms);
}
@keyframes settle {
  from { opacity: 0; transform: rotate(var(--tilt, 0deg)) translateY(calc(var(--drop, 0px) - 16px)); }
}
@media (prefers-reduced-motion: reduce) {
  .memo { animation: none; }
}
.settled .memo { animation: none; }
@media (min-width: 720px) {
  .memo { transform: rotate(var(--tilt, 0deg)) translateY(var(--drop, 0px)); }
}
.memo:hover,
.memo:focus-within {
  transform: rotate(0deg) translateY(calc(var(--drop, 0px) - 4px));
  box-shadow: 9px 11px 0 var(--shadow);
  z-index: 2;
}
.memo-file {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
  gap: 8px;
}
.memo-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.memo-title { margin: 0 0 8px; font-size: 19px; line-height: 1.25; letter-spacing: -0.01em; }
.open-btn {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
}
.open-btn:hover { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
.memo-sum {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.memo-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 14px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-soft);
  border-top: 1px solid var(--paper-line);
  padding-top: 10px;
}
.memo-meta strong { font-weight: 400; color: var(--ink); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 14px; padding: 0; list-style: none; }
.tags li {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border: 1px solid var(--paper-line);
  padding: 2px 7px;
}

/* ---------- Stamps ---------- */

.stamp {
  --stamp-ink: var(--graphite);
  position: relative;
  flex: none;
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stamp-ink);
  border: 2px solid currentColor;
  padding: 4px 9px 3px;
  transform: rotate(-3deg);
  opacity: 0.92;
  mix-blend-mode: multiply;
  white-space: nowrap;
}
.stamp::after {
  content: "";
  position: absolute;
  inset: 2px;
  border: 1px solid currentColor;
  pointer-events: none;
}
.stamp-lg {
  font-size: 14px;
  padding: 7px 14px 6px;
  transform: rotate(-6deg);
}
.stamp-todo { --stamp-ink: var(--graphite); }
.stamp-in-progress { --stamp-ink: var(--blue); }
.stamp-blocked { --stamp-ink: var(--red); }
.stamp-done { --stamp-ink: var(--green-ink); }
.stamp-graphite { --stamp-ink: var(--graphite); }
.stamp-fresh { animation: stamp-in 0.32s cubic-bezier(0.2, 0.9, 0.3, 1.2); }
@keyframes stamp-in {
  0% { transform: rotate(-6deg) scale(1.7); opacity: 0; }
  60% { transform: rotate(-6deg) scale(0.95); opacity: 1; }
  100% { transform: rotate(-6deg) scale(1); opacity: 0.92; }
}

.prio {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-top: 4px;
  flex: none;
}
.prio-high { color: var(--red-ink); }

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

.empty { padding: 40px 0 30px; display: grid; place-items: center; }
.empty-card {
  background: var(--paper);
  color: var(--ink);
  border: 1.5px dashed var(--paper-line);
  box-shadow: 6px 7px 0 var(--shadow);
  padding: 40px 44px;
  text-align: center;
  max-width: 460px;
}
.empty-card h2 { margin: 18px 0 8px; font-size: 24px; letter-spacing: -0.01em; }
.empty-card p { margin: 0 0 22px; color: var(--ink-soft); font-size: 15px; }
.btn-primary {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--paper);
  border: 0;
  padding: 12px 20px;
  cursor: pointer;
}
.btn-primary:hover { background: #3a372e; }
.btn-primary:active { transform: translateY(1px); }

/* ---------- Colophon ---------- */

.colophon {
  border-top: 1px solid rgba(240, 236, 223, 0.16);
}
.colophon p {
  max-width: 1280px;
  margin: 0 auto;
  padding: 22px 24px 34px;
  font-size: 12.5px;
  color: var(--cream-soft);
}

/* ---------- Detail sheet ---------- */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 28px 20px;
  background: rgba(10, 22, 18, 0.6);
}
.scrim { position: absolute; inset: 0; cursor: pointer; }
.sheet {
  position: relative;
  width: min(720px, 100%);
  max-height: min(88dvh, 900px);
  overflow-y: auto;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0) 110px),
    var(--paper);
  color: var(--ink);
  border: 1px solid var(--paper-line);
  box-shadow: 10px 12px 0 rgba(6, 14, 11, 0.5);
  transform: rotate(-0.4deg);
}
.sheet-head {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 26px;
  background: var(--paper);
  border-bottom: 1.5px solid var(--ink);
}
.sheet-brand {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.btn-close {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  color: var(--ink);
  border: 1.5px solid var(--ink);
  padding: 7px 14px;
  cursor: pointer;
}
.btn-close:hover { background: var(--ink); color: var(--paper); }
.btn-close:active { transform: translateY(1px); }

.sheet-body { padding: 26px 30px 34px; }
.sheet-titlebar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}
.sheet-titlebar h2 {
  margin: 6px 0 0;
  font-size: clamp(23px, 3.4vw, 30px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  max-width: 26ch;
}
.restamp {
  border: 1.5px solid var(--ink);
  padding: 16px 18px;
  margin-bottom: 24px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 18px;
  align-items: center;
  background: rgba(33, 31, 25, 0.028);
}
.restamp label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.restamp select {
  font-family: var(--sans);
  font-size: 15.5px;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: 0;
  padding: 9px 12px;
  justify-self: start;
  min-width: 190px;
  cursor: pointer;
}
.restamp .hint {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-soft);
}

.meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 24px;
  margin: 0 0 26px;
  padding: 0;
}
.meta > div { border-top: 1px solid var(--paper-line); padding-top: 8px; }
.meta dt {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 3px;
}
.meta dd { margin: 0; font-size: 14.5px; }
.meta .meta-wide { grid-column: 1 / -1; }

.sheet-text p { margin: 0 0 14px; font-size: 15.5px; line-height: 1.65; max-width: 62ch; }
.sheet-text .outcome {
  border-left: 3px solid var(--ink);
  padding-left: 14px;
}
.sheet-text .outcome-label {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 3px;
}

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 80;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--paper);
  color: var(--ink);
  border: 1.5px solid var(--ink);
  box-shadow: 5px 6px 0 rgba(6, 14, 11, 0.45);
  padding: 11px 16px;
  font-size: 12.5px;
  animation: toast-in 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes toast-in {
  from { transform: translateY(12px); opacity: 0; }
}
.toast-dot {
  width: 10px;
  height: 10px;
  flex: none;
  border: 1.5px solid currentColor;
}

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

@media (max-width: 900px) {
  .toolbar { grid-template-columns: 1fr 1fr; }
  .field-search { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .masthead-inner { padding: 16px 18px; }
  .desk-status { text-align: left; }
  .toolbar { padding: 22px 18px 4px; grid-template-columns: 1fr; }
  .desk { padding: 18px 18px 70px; }
  .desk-grid { gap: 20px; }
  .overlay { padding: 0; align-items: end; }
  .sheet {
    width: 100%;
    max-height: 94dvh;
    transform: none;
    border-left: 0;
    border-right: 0;
  }
  .sheet-body { padding: 20px 20px 30px; }
  .sheet-titlebar { flex-direction: column-reverse; align-items: flex-start; gap: 14px; }
  .meta { grid-template-columns: 1fr 1fr; }
  .toast { left: 14px; right: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}