:root {
  color-scheme: dark;
  --bg: #101112;
  --panel: #18191b;
  --panel-2: #202225;
  --ink: #f3f1e8;
  --muted: #a4a098;
  --line: #34363a;
  --accent: #e46f2a;
  --accent-2: #60b9b3;
  --good: #79c27b;
  --warn: #e2b45f;
  --bad: #d66b6b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(228, 111, 42, 0.08), transparent 260px),
    var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.45;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--ink);
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #101112;
  color: var(--ink);
  padding: 10px 11px;
}

textarea {
  resize: vertical;
}

.shell {
  width: min(1440px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 42px;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: 16px;
  margin-bottom: 16px;
}

.topbar > div,
.key-card,
.panel,
.metrics article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
}

.topbar > div {
  padding: 28px;
}

.key-card,
.panel {
  padding: 18px;
}

.eyebrow,
.panel-label {
  margin: 0 0 9px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(2.4rem, 7vw, 5.4rem);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: 1rem;
}

.lede {
  max-width: 780px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.key-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.key-form button,
.stack-form button,
.primary,
#refresh-btn,
#copy-brief {
  padding: 10px 13px;
}

.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #120905;
  font-weight: 760;
}

.state {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.state.ok {
  color: var(--good);
}

.state.bad {
  color: var(--bad);
}

.compact-state {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.metrics article {
  padding: 15px;
}

.metrics span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.metrics strong {
  display: block;
  margin-top: 6px;
  font-size: 2rem;
  line-height: 1;
}

.layout {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 16px;
}

.rail,
.workspace {
  display: grid;
  align-content: start;
  gap: 16px;
}

.ai-stack,
.project-list,
.task-board {
  display: grid;
  gap: 10px;
}

.project-search {
  margin-bottom: 8px;
}

.project-list {
  max-height: 680px;
  overflow-y: auto;
  padding-right: 3px;
}

.vault-tasks-panel {
  margin-bottom: 16px;
}

.vault-task-heading {
  align-items: end;
  margin-bottom: 14px;
}

.vault-task-toolbar {
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(240px, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

.vault-task-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.vault-task-column {
  min-width: 0;
  border-top: 2px solid var(--line);
  padding-top: 10px;
}

.vault-task-column.doing {
  border-color: var(--warn);
}

.vault-task-column.blocked {
  border-color: var(--bad);
}

.vault-task-column.todo {
  border-color: #778798;
}

.vault-task-column header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 760;
  text-transform: uppercase;
}

.vault-task-list {
  display: grid;
  align-content: start;
  gap: 8px;
  height: 430px;
  overflow-y: auto;
  padding-right: 3px;
}

.vault-task-column.is-empty .vault-task-list {
  height: auto;
  min-height: 48px;
}

.vault-task-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-left: 4px solid #778798;
  border-radius: 6px;
  background: #121315;
  padding: 10px;
}

.vault-task-card.doing {
  border-left-color: var(--warn);
}

.vault-task-card.blocked {
  border-left-color: var(--bad);
}

.vault-task-card strong {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  font-size: 0.9rem;
  line-height: 1.35;
}

.vault-task-card span {
  display: block;
  margin-top: 8px;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.76rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ai-card,
.project-row,
.task-card {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #121315;
  padding: 12px;
}

.ai-card strong,
.project-row strong,
.task-card strong {
  display: block;
}

.ai-card span,
.project-row span,
.task-card p,
.task-meta,
.task-next {
  color: var(--muted);
  font-size: 0.9rem;
}

.stack-form,
.task-form,
.detail-form {
  display: grid;
  gap: 10px;
}

.task-form,
.detail-form {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.86rem;
}

.span-all {
  grid-column: 1 / -1;
}

.section-head,
.task-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.section-head h2 {
  margin-bottom: 0;
}

.project-group {
  display: grid;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.project-group:first-child {
  padding-top: 0;
  border-top: 0;
}

.group-title {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.86rem;
  text-transform: uppercase;
}

.task-card {
  display: grid;
  gap: 8px;
}

.task-card.selected {
  border-color: var(--accent-2);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent-2) 45%, transparent);
}

.task-card header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
  color: var(--muted);
  font-size: 0.78rem;
}

.badge.running {
  color: var(--warn);
}

.badge.done {
  color: var(--good);
}

.badge.blocked,
.badge.critical {
  color: var(--bad);
}

.task-actions {
  justify-content: flex-start;
}

.task-actions button {
  padding: 7px 9px;
  color: var(--muted);
}

#ai-brief {
  min-height: 260px;
}

#obsidian-export {
  margin-top: 12px;
  min-height: 280px;
}

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

@media (max-width: 980px) {
  .topbar,
  .layout,
  .task-form,
  .vault-task-board {
    grid-template-columns: 1fr;
  }

  .vault-task-list {
    height: 320px;
  }

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

@media (max-width: 560px) {
  .shell {
    width: min(100% - 18px, 1440px);
    padding-top: 12px;
  }

  .topbar > div,
  .key-card,
  .panel {
    padding: 14px;
  }

  .key-form,
  .metrics,
  .vault-task-toolbar {
    grid-template-columns: 1fr;
  }
}