@font-face {
  font-family: "Oswald";
  src: url("assets/oswald.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("assets/dm-sans.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-display: swap;
}

:root {
  --bg: #eee9de;
  --surface: #f8f5ed;
  --surface-strong: #fffdf7;
  --ink: #18263d;
  --muted: #5b6471;
  --accent: #c8442d;
  --accent-ink: #fffaf4;
  --rule: #b9b7ae;
  --rule-strong: #18263d;
  --todo: #2a62b7;
  --progress: #9b6413;
  --blocked: #b43c36;
  --done: #24715a;
  --focus: #e45b3f;
  --font-display: "Oswald", "Arial Narrow", sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --fast: 160ms cubic-bezier(0.22, 1, 0.36, 1);
  --medium: 220ms cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: clip;
  background:
    linear-gradient(rgba(24, 38, 61, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 38, 61, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size: 32px 32px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

button,
input,
select {
  font: inherit;
}

button,
select,
input,
a {
  outline: 2px solid transparent;
  outline-offset: 2px;
}

button:focus,
select:focus,
input:focus,
a:focus {
  outline-color: var(--focus);
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
a:focus-visible {
  outline-color: var(--focus);
}

button {
  color: inherit;
}

svg {
  display: block;
}

.app-header {
  position: relative;
  z-index: 5;
  min-height: 72px;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  color: #f8f5ed;
  background: var(--ink);
  border-bottom: 4px solid var(--accent);
}

.brand {
  min-height: 68px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-inline: clamp(20px, 4vw, 64px);
  color: inherit;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.01em;
  transition: color var(--fast), background-color var(--fast), transform var(--fast);
}

.brand b {
  color: #ff8d72;
  font-weight: 600;
}

.brand-mark {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: square;
  stroke-linejoin: miter;
  transition: transform var(--medium);
}

.header-context {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-inline: clamp(20px, 4vw, 64px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.header-label {
  color: #c5cbd4;
}

.presence {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.presence i {
  width: 8px;
  height: 8px;
  background: #72d5a9;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(114, 213, 169, 0.15);
}

.workspace {
  width: min(100% - 48px, 1312px);
  margin-inline: auto;
  padding-block: 32px 64px;
}

.manifest-head {
  min-height: 106px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 32px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--rule-strong);
}

.kicker,
.section-index,
.detail-route {
  margin: 0 0 5px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.11em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 3.1vw, 46px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
}

.page-intro {
  max-width: 62ch;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.queue-total {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}

.queue-number {
  font-family: var(--font-display);
  font-size: clamp(54px, 5.5vw, 76px);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 0.8;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.queue-caption {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.35;
  text-transform: uppercase;
}

.status-ledger {
  display: grid;
  grid-template-columns: 1.25fr repeat(4, 1fr);
  border-bottom: 1px solid var(--rule-strong);
}

.ledger-cell {
  position: relative;
  min-height: 64px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 0;
  border-left: 1px solid var(--rule);
  background: rgba(248, 245, 237, 0.65);
  cursor: pointer;
  text-align: left;
  transition: background-color var(--fast), color var(--fast), transform var(--fast);
}

.ledger-cell:last-child {
  border-right: 1px solid var(--rule);
}

.ledger-cell.is-active {
  color: var(--accent-ink);
  background: var(--ink);
}

.ledger-cell.is-active::after {
  content: "";
  position: absolute;
  inset: auto 0 -1px;
  height: 4px;
  background: var(--accent);
}

.ledger-label {
  font-size: 13px;
  font-weight: 700;
}

.ledger-count {
  font-family: var(--font-mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

.status-key {
  width: 8px;
  height: 22px;
  background: var(--todo);
}

.status-key--progress { background: var(--progress); }
.status-key--blocked { background: var(--blocked); }
.status-key--done { background: var(--done); }

.queue-shell {
  background: var(--surface);
  border-inline: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) 240px;
  gap: 16px;
  padding: 16px;
  border-bottom: 1px solid var(--rule);
}

.search-field,
.filter-field,
.status-field {
  display: grid;
  gap: 6px;
}

.search-field label,
.filter-field label,
.status-field label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.control-wrap,
.select-wrap {
  position: relative;
}

.control-wrap > svg {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 14px;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  fill: none;
  stroke: var(--muted);
  stroke-width: 1.8;
  pointer-events: none;
}

input,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid #858993;
  border-radius: 0;
  color: var(--ink);
  background: var(--surface-strong);
  font-size: 16px;
  transition: border-color var(--fast), box-shadow var(--fast), background-color var(--fast);
}

input {
  padding: 10px 14px 10px 44px;
}

input::placeholder {
  color: #777c84;
}

select {
  appearance: none;
  padding: 10px 42px 10px 13px;
  cursor: pointer;
}

.select-wrap > svg {
  position: absolute;
  top: 50%;
  right: 14px;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  pointer-events: none;
}

input:focus,
select:focus,
input:focus-visible,
select:focus-visible {
  border-color: var(--focus);
  box-shadow: 0 0 0 3px rgba(200, 68, 45, 0.2);
}

input:active,
select:active {
  border-color: var(--focus);
}

.queue-heading-row {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--rule-strong);
}

.queue-heading-row h2 {
  margin: 0;
  font-size: 16px;
  line-height: 1.3;
}

.queue-heading-row p {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.task-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.task-item {
  min-width: 0;
  border-bottom: 1px solid var(--rule);
}

.task-item:nth-child(odd) {
  border-right: 1px solid var(--rule);
}

.task-open {
  position: relative;
  width: 100%;
  min-height: 92px;
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) 40px;
  gap: 14px;
  align-items: stretch;
  padding: 0 14px 0 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  transition: background-color var(--fast), transform var(--fast);
}

.route-rail {
  position: relative;
  width: 8px;
  min-height: 100%;
  background: var(--todo);
}

.route-rail::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 100%;
  width: 0;
  height: 2px;
  background: inherit;
  transform: translateY(-50%);
  transition: width var(--medium);
}

.task-item[data-status="in-progress"] .route-rail { background: var(--progress); }
.task-item[data-status="blocked"] .route-rail { background: var(--blocked); }
.task-item[data-status="done"] .route-rail { background: var(--done); }

.task-main {
  min-width: 0;
  align-self: center;
  padding-block: 12px;
}

.task-topline,
.task-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.task-index,
.task-project,
.task-meta {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
}

.task-project {
  color: var(--ink);
  font-weight: 600;
  text-transform: uppercase;
}

.task-title {
  display: block;
  margin: 5px 0 7px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.task-meta span + span::before {
  content: "·";
  margin-right: 12px;
  color: var(--rule-strong);
}

.status-name {
  font-weight: 700;
}

.task-item[data-status="todo"] .status-name { color: var(--todo); }
.task-item[data-status="in-progress"] .status-name { color: #81510b; }
.task-item[data-status="blocked"] .status-name { color: var(--blocked); }
.task-item[data-status="done"] .status-name { color: var(--done); }

.open-arrow {
  position: relative;
  align-self: stretch;
  display: grid;
  place-items: center;
  color: var(--ink);
}

.open-arrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 0;
  height: 2px;
  background: currentColor;
  transform: translateY(-50%);
  transition: width var(--medium);
}

.open-arrow svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  transition: transform var(--medium);
}

.task-open:focus,
.task-open:focus-visible {
  outline-offset: -3px;
  background: #fffaf0;
}

.task-open:focus .route-rail::after,
.task-open:focus-visible .route-rail::after {
  width: 26px;
}

.task-open:focus .open-arrow::before,
.task-open:focus-visible .open-arrow::before {
  width: 22px;
}

.task-open:focus .open-arrow svg,
.task-open:focus-visible .open-arrow svg {
  transform: translateX(7px);
}

.task-open:active,
.ledger-cell:active,
.brand:active,
.button:active,
.icon-button:active {
  transform: scale(0.97);
}

.loading-state {
  grid-column: 1 / -1;
  min-height: 204px;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.empty-state {
  min-height: 320px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 48px;
}

.empty-state[hidden] {
  display: none;
}

.empty-state h2 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.empty-route {
  width: 88px;
  height: 56px;
  display: flex;
  align-items: center;
}

.empty-route span {
  width: 18px;
  height: 18px;
  border: 2px solid var(--ink);
  background: var(--surface);
}

.empty-route i {
  flex: 1;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--accent) 0 6px, transparent 6px 10px);
}

.button,
.icon-button {
  min-height: 44px;
  border: 0;
  cursor: pointer;
  transition: background-color var(--fast), color var(--fast), transform var(--fast), border-color var(--fast);
}

.button {
  padding: 12px 20px;
  font-weight: 700;
}

.button--primary {
  color: var(--accent-ink);
  background: var(--accent);
}

.detail-dialog {
  width: min(620px, 100vw);
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0 0 0 auto;
  padding: 0;
  border: 0;
  color: var(--ink);
  background: var(--surface-strong);
  box-shadow: -20px 0 60px rgba(16, 27, 44, 0.2);
  transform: translateX(0);
}

.detail-dialog[open] {
  animation: inspector-in 220ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.detail-dialog::backdrop {
  background: rgba(12, 21, 34, 0.58);
  animation: backdrop-in 160ms ease-out both;
}

.detail-sheet {
  height: 100%;
  min-height: 100%;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.detail-topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 20px 10px 28px;
  border-bottom: 1px solid var(--rule);
}

.detail-route {
  margin: 0;
}

.icon-button {
  width: 44px;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: transparent;
}

.icon-button svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.icon-button:focus,
.icon-button:focus-visible {
  outline-offset: -2px;
  background: #eee9de;
}

.detail-content {
  min-height: 0;
  overflow-y: auto;
  padding: 32px 28px 48px;
}

.detail-heading {
  padding-bottom: 28px;
}

.priority-label {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 8px;
  color: var(--accent-ink);
  background: var(--accent);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.priority-label[data-priority="medium"] {
  color: var(--ink);
  background: #e4bd73;
}

.priority-label[data-priority="low"] {
  color: var(--ink);
  background: #ccd2d8;
}

.detail-heading h2 {
  margin: 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(34px, 4.5vw, 48px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.detail-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--rule);
}

.detail-facts div {
  min-width: 0;
  padding: 12px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.detail-facts dt {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-facts dd {
  margin: 3px 0 0;
  font-size: 14px;
  font-weight: 700;
}

.detail-brief,
.detail-tags {
  padding-top: 32px;
}

.detail-brief h3,
.detail-tags h3 {
  margin: 0 0 12px;
  font-size: 17px;
}

.body-copy {
  max-width: 62ch;
  color: #303b4c;
  font-size: 16px;
  line-height: 1.65;
  white-space: pre-line;
}

.detail-tags ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-tags li {
  padding: 6px 10px;
  border: 1px solid var(--rule-strong);
  font-family: var(--font-mono);
  font-size: 11px;
}

.detail-actionbar {
  display: grid;
  grid-template-columns: minmax(210px, 260px) 1fr;
  align-items: end;
  gap: 20px;
  padding: 16px 28px 20px;
  color: #f8f5ed;
  background: var(--ink);
  border-top: 4px solid var(--accent);
}

.select-wrap--dark select {
  color: #f8f5ed;
  background: #263650;
  border-color: #8491a5;
}

.status-feedback {
  margin: 0 0 12px;
  color: #c6ceda;
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: right;
}

.status-feedback.is-saved {
  color: #8ce0b8;
}

.toast {
  position: fixed;
  z-index: 20;
  right: 24px;
  bottom: 24px;
  max-width: min(360px, calc(100vw - 48px));
  padding: 12px 16px;
  color: var(--accent-ink);
  background: var(--ink);
  border-left: 4px solid var(--accent);
  box-shadow: 0 10px 28px rgba(16, 27, 44, 0.24);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--fast), transform var(--fast);
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.noscript-message {
  margin: 24px;
  padding: 16px;
  color: #fff;
  background: #8e302d;
}

@keyframes inspector-in {
  from { transform: translateX(32px); opacity: 0.5; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes backdrop-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (hover: hover) and (pointer: fine) {
  .brand:hover { background: #223451; }
  .brand:hover .brand-mark { transform: translateX(3px); }
  .ledger-cell:hover { background: #e2ded4; }
  .ledger-cell.is-active:hover { background: #263650; }
  input:hover, select:hover { border-color: var(--ink); }
  .task-open:hover { background: #fffaf0; }
  .task-open:hover .route-rail::after { width: 26px; }
  .task-open:hover .open-arrow::before { width: 22px; }
  .task-open:hover .open-arrow svg { transform: translateX(7px); }
  .button--primary:hover { background: #ae3825; }
  .icon-button:hover { background: #eee9de; }
  .select-wrap--dark select:hover { border-color: #f8f5ed; }
}

@media (max-width: 760px) {
  .app-header {
    min-height: 64px;
  }

  .brand {
    min-height: 60px;
    padding-inline: 20px;
    font-size: 18px;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
  }

  .header-context {
    padding-right: 20px;
  }

  .header-label {
    display: none;
  }

  .workspace {
    width: calc(100% - 40px);
    padding-block: 24px 48px;
  }

  .manifest-head {
    min-height: auto;
    gap: 16px;
    align-items: end;
  }

  h1 {
    font-size: clamp(32px, 10.2vw, 40px);
  }

  .page-intro {
    font-size: 14px;
  }

  .queue-number {
    font-size: 54px;
  }

  .queue-caption {
    display: none;
  }

  .status-ledger {
    grid-template-columns: repeat(5, minmax(104px, 1fr));
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .ledger-cell {
    min-height: 58px;
    padding-inline: 12px;
  }

  .toolbar {
    grid-template-columns: 1fr;
  }

  .task-list {
    grid-template-columns: 1fr;
  }

  .task-item:nth-child(odd) {
    border-right: 0;
  }

  .task-open {
    min-height: 112px;
  }

  .empty-state {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 32px 20px;
  }

  .empty-route {
    width: 72px;
  }

  .button {
    width: 100%;
  }

  .detail-dialog {
    width: 100vw;
  }

  .detail-content {
    padding: 28px 20px 40px;
  }

  .detail-topbar {
    padding-left: 20px;
  }

  .detail-actionbar {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 14px 20px 18px;
  }

  .status-feedback {
    margin: 0;
    text-align: left;
  }

  .toast {
    right: 20px;
    bottom: 20px;
    max-width: calc(100vw - 40px);
  }
}

@media (max-width: 430px) {
  .presence {
    font-size: 0;
    gap: 0;
  }

  .manifest-head {
    grid-template-columns: minmax(0, 1fr) 48px;
  }

  .queue-heading-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .task-open {
    grid-template-columns: 7px minmax(0, 1fr) 30px;
    gap: 11px;
    padding-right: 10px;
  }

  .task-meta {
    gap: 3px 8px;
  }

  .task-meta span + span::before {
    margin-right: 8px;
  }

  .detail-facts {
    grid-template-columns: 1fr;
  }

  .detail-heading h2 {
    font-size: clamp(32px, 10vw, 40px);
  }
}

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