:root {
  --ink: #1c2430;
  --muted: #5d6b7c;
  --line: #d7dee8;
  --paper: #f7f5f0;
  --panel: #ffffff;
  --accent: #0f6a5a;
  --accent-soft: #d8efe9;
  --warn: #8a4b12;
  --warn-bg: #f4e6d4;
  --danger: #9b2c2c;
  --danger-bg: #f8e4e4;
  --preview-bg: #eef3f8;
  --preview-border: #6d86a3;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", serif;
  --font-body: "Avenir Next", "PingFang SC", "Hiragino Sans GB", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background: #edf0f2;
  min-height: 100vh;
}

[hidden] { display: none !important; }

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.login-form {
  width: min(100%, 380px);
  display: grid;
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.25rem;
}

.login-form .btn {
  min-height: 42px;
}

.form-error {
  margin: 0;
  color: var(--danger);
  font-size: 0.88rem;
}

.top {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: flex-end;
  padding: 1.5rem 1.75rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.eyebrow {
  margin: 0 0 0.25rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2vw, 2rem);
  font-weight: 600;
}

.sub, .hint {
  color: var(--muted);
  margin: 0.35rem 0 0;
  line-height: 1.45;
}

.top-actions, .row, .row-between, .row.gap {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}

.row-between { justify-content: space-between; }

.layout {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
  display: grid;
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem 1.1rem 1.15rem;
  box-shadow: 0 1px 0 rgba(28, 36, 48, 0.04);
}

h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  font-family: var(--font-display);
}

label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 600;
}

input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.55rem 0.65rem;
  font: inherit;
  color: var(--ink);
  background: #fff;
}

textarea { resize: vertical; line-height: 1.45; }

.grid-3, .grid-4 {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 6px;
  padding: 0.45rem 0.9rem;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.btn:hover { border-color: #9aa8b8; }
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.source-tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.tab {
  border: 1px solid var(--line);
  background: #f4f6f8;
  border-radius: 8px;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  font: inherit;
}

.tab.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
}

.draft-block { display: grid; gap: 0.75rem; }
.draft-block[hidden] { display: none !important; }

.preview-skin {
  background: var(--preview-bg);
  border: 2px dashed var(--preview-border);
  border-radius: 8px;
  padding: 0.9rem;
}

.preview-banner {
  display: inline-block;
  background: #2f4d6a;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  margin-bottom: 0.35rem;
}

.facts { display: grid; gap: 0.75rem; }

.fact-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem;
  background: #fbfbfc;
  display: grid;
  gap: 0.65rem;
}

.fact-card.unconfirmed {
  border-left: 4px solid #b08900;
}

.fact-card.confirmed {
  border-left: 4px solid var(--accent);
}

.fact-card.rejected {
  border-left: 4px solid var(--danger);
  opacity: 0.85;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-height: 2.4rem;
  padding: 0.4rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.chip {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.8rem;
  background: #f3f6f8;
}

.chip input { width: auto; }

.banner {
  margin: 0.75rem 1.25rem 0;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid transparent;
  white-space: pre-wrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
}

.banner.ok {
  background: var(--accent-soft);
  border-color: #8fc7b8;
  color: #0b4a3f;
}

.banner.err {
  background: var(--danger-bg);
  border-color: #e0a0a0;
  color: var(--danger);
}

.banner.warn {
  background: var(--warn-bg);
  border-color: #e0c49a;
  color: var(--warn);
}

.log {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: #111827;
  color: #e5e7eb;
  border-radius: 8px;
  overflow: auto;
  font-size: 0.82rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.stat {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem;
  background: #f8fafc;
}

.stat h3 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
}

.stat p { margin: 0.2rem 0; color: var(--muted); font-size: 0.86rem; }

.user-status {
  color: var(--muted);
  font-size: 0.82rem;
}

.task-workspace {
  display: grid;
  gap: 0.8rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 0.55rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f4f6f8;
  color: var(--muted);
  font-size: 0.8rem;
}

.task-create {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr) auto;
  align-items: end;
  gap: 0.65rem;
}

.task-create .btn {
  min-height: 38px;
}

.task-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.task-row {
  width: 100%;
  min-height: 54px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 0.55rem 0.35rem;
  background: #fff;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.task-row:hover,
.task-row.active {
  background: #eef7f4;
}

.task-row span:first-child {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}

.task-row strong,
.task-row small {
  overflow-wrap: anywhere;
}

.task-row small {
  color: var(--muted);
}

.task-state {
  flex: 0 0 auto;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

@media (max-width: 900px) {
  .top { flex-direction: column; align-items: stretch; }
  .grid-3, .grid-4, .stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .top { position: static; }
  .grid-3, .grid-4, .stats { grid-template-columns: 1fr; }
  .task-create { grid-template-columns: 1fr; }
}
.viewer-readonly :is(input, select, textarea, button) {
  cursor: not-allowed;
}

.viewer-readonly :is(input, select, textarea) {
  background: #f4f6f8;
  color: #667085;
}