:root {
  --bg: #f3ede3;
  --panel: #fffdf8;
  --ink: #1f2a24;
  --muted: #5f6b62;
  --line: #d4cab8;
  --accent: #0f766e;
  --accent-soft: #d7f1ec;
  --warn: #c2410c;
  --warn-soft: #fff1e7;
  --danger: #b91c1c;
  --danger-soft: #ffe7e7;
  --shadow: 0 16px 30px rgba(38, 34, 27, 0.08);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #fff7ec 0, #f3ede3 40%, #ebe1d1 100%);
}
a { color: inherit; text-decoration: none; }
.shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}
.sidebar {
  background: rgba(17, 24, 21, 0.95);
  color: #f7f3ea;
  padding: 28px 22px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { font-size: 1.7rem; font-weight: 700; letter-spacing: 0.03em; margin-bottom: 6px; }
.brand-sub { color: rgba(247, 243, 234, 0.72); font-size: 0.95rem; margin-bottom: 24px; }
.nav-link {
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  color: rgba(247, 243, 234, 0.82);
  margin-bottom: 8px;
  transition: 0.15s ease;
}
.nav-link:hover, .nav-link.active { background: rgba(255,255,255,0.08); color: #fff; }
.content { padding: 28px; }
.sidebar-footer {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.sidebar-user {
  color: rgba(247,243,234,0.72);
}
.sidebar-btn {
  width: 100%;
  color: #fff;
  border-color: rgba(255,255,255,0.18);
}
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.page-title { font-size: 2rem; margin: 0; }
.page-subtitle { color: var(--muted); margin: 4px 0 0; }
.panel {
  background: var(--panel);
  border: 1px solid rgba(212, 202, 184, 0.9);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 22px;
}
.panel + .panel { margin-top: 20px; }
.grid { display: grid; gap: 20px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.metric { padding: 18px; border-radius: 18px; background: linear-gradient(180deg, #fff, #f8f2ea); border: 1px solid var(--line); }
.metric-label { color: var(--muted); font-size: 0.95rem; }
.metric-value { font-size: 2rem; margin-top: 8px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 10px; text-align: left; border-bottom: 1px solid #efe6d8; vertical-align: top; }
th { color: var(--muted); font-weight: 700; font-size: 0.92rem; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.84rem;
  border: 1px solid transparent;
}
.badge.ok { background: var(--accent-soft); color: #0f766e; border-color: #99ddd0; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: #f9c4a8; }
.badge.danger { background: var(--danger-soft); color: var(--danger); border-color: #f2b7b7; }
.badge.neutral { background: #f3efe8; color: #5b5448; border-color: #ded4c8; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 14px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.ghost { background: transparent; }
.btn.warn { background: var(--warn); color: #fff; border-color: var(--warn); }
.btn.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
form.inline { display: inline; }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
label { font-weight: 700; font-size: 0.95rem; }
input, select, textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fffcf8;
  padding: 12px 14px;
  font: inherit;
  color: var(--ink);
}
textarea { min-height: 140px; resize: vertical; }
.helper { color: var(--muted); font-size: 0.86rem; }
.flash {
  background: var(--accent-soft);
  color: #0f766e;
  border: 1px solid #94d9ce;
  border-radius: 16px;
  padding: 12px 16px;
  margin-bottom: 18px;
}
.flash.error {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: #f2b7b7;
}
.flash-list {
  margin: 8px 0 0 18px;
  padding: 0;
}
.error-text {
  color: var(--danger);
}
.stack { display: grid; gap: 16px; }
.timeline-item {
  padding-left: 18px;
  border-left: 3px solid #dccfbf;
  margin-left: 10px;
}
.thread-card {
  border: 1px solid #eadfcf;
  border-radius: 18px;
  padding: 18px;
  background: #fffaf2;
}
.thread-card-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}
.thread-body {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid #efe6d8;
  line-height: 1.55;
}
.pill-list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.panel-muted {
  background: linear-gradient(180deg, #fffaf1, #f9f2e7);
}
.html-body p:first-child { margin-top: 0; }
.html-body p:last-child { margin-bottom: 0; }
.timeline-meta { color: var(--muted); font-size: 0.84rem; margin-bottom: 4px; }
.split { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 20px; }
.kv { display: grid; grid-template-columns: 180px 1fr; gap: 10px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.empty { color: var(--muted); font-style: italic; }
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.auth-card {
  width: min(460px, 100%);
  background: var(--panel);
  border: 1px solid rgba(212, 202, 184, 0.9);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 24px;
}
@media (max-width: 1080px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; }
  .grid.cols-2, .grid.cols-3, .split, .fields { grid-template-columns: 1fr; }
}