:root {
  --bg: #f3efe6;
  --ink: #1c241c;
  --muted: #5c675c;
  --line: #cfc6b4;
  --card: #fffdf8;
  --accent: #2f5d50;
  --accent-ink: #f4fff9;
  --danger: #8b2e2e;
  --mono: "IBM Plex Mono", "Consolas", monospace;
  --sans: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --ui: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--ui);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #e7f0ea 0%, transparent 55%),
    linear-gradient(180deg, #efe8da, var(--bg));
  min-height: 100vh;
}

h1, h2 { font-family: var(--sans); font-weight: 600; margin: 0 0 0.6rem; }
.muted { color: var(--muted); }
.error { color: var(--danger); }

.top {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255,253,248,0.9);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 5;
}
.brand {
  font-family: var(--sans);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}
.stats { flex: 1; color: var(--muted); font-size: 0.9rem; }
.nav { display: flex; gap: 0.75rem; align-items: center; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.1rem;
}
.nav a.active, .nav a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.actions { display: flex; gap: 0.5rem; }

.controls-page { padding: 1rem 1.25rem 2rem; max-width: 960px; margin: 0 auto; }
.tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.tab {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--line);
}
.tab.active { background: var(--accent); color: var(--accent-ink); }
.controls-list { display: grid; gap: 0.75rem; }
.control-card {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.9rem 1rem;
}
.control-card.overdue { border-color: #a94442; box-shadow: inset 4px 0 0 #a94442; }
.control-card.soon { border-color: #b8860b; box-shadow: inset 4px 0 0 #b8860b; }
.control-card h3 { margin: 0 0 0.35rem; font-size: 1.05rem; font-family: var(--sans); }
.control-card .excerpt { color: var(--muted); font-size: 0.82rem; }
.control-actions { flex-shrink: 0; }

button, .ghost {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.45rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  font: inherit;
}
button.ghost, .ghost {
  background: transparent;
  color: var(--accent);
}
button:disabled { opacity: 0.6; cursor: wait; }

.layout {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(280px, 1fr) minmax(320px, 1.2fr);
  gap: 1rem;
  padding: 1rem;
  align-items: start;
}
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
}

.pane {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1rem;
  min-height: 12rem;
}

label { display: grid; gap: 0.3rem; margin-bottom: 0.75rem; font-size: 0.9rem; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.5rem 0.6rem;
  font: inherit;
  background: #fff;
}
textarea { resize: vertical; }

.login-page {
  display: grid;
  place-items: center;
  min-height: 100vh;
}
.login-card {
  width: min(380px, 92vw);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.5rem;
}

.list-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 0.75rem;
}
.chk { display: flex; align-items: center; gap: 0.35rem; font-size: 0.85rem; white-space: nowrap; }
.chk input { width: auto; }

.message-list { display: grid; gap: 0.45rem; max-height: 75vh; overflow: auto; }
.msg-item {
  text-align: left;
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.65rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
}
.msg-item.active { border-color: var(--accent); box-shadow: inset 3px 0 0 var(--accent); }
.msg-item .s { font-weight: 600; }
.msg-item .m { color: var(--muted); font-size: 0.82rem; margin-top: 0.2rem; }
.msg-item.spam { opacity: 0.65; }

.answer {
  white-space: pre-wrap;
  font-family: var(--mono);
  font-size: 0.82rem;
  background: #f7f4ec;
  border: 1px solid var(--line);
  padding: 0.75rem;
  border-radius: 4px;
  max-height: 280px;
  overflow: auto;
}
.hit-list { display: grid; gap: 0.35rem; margin-top: 0.75rem; }
.hit {
  border: 1px dashed var(--line);
  padding: 0.45rem 0.55rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.88rem;
}

.detail h3 { margin-top: 0; font-family: var(--sans); }
.meta { display: grid; gap: 0.25rem; font-size: 0.9rem; margin-bottom: 0.8rem; }
.meta b { font-weight: 600; }
.block { margin-top: 1rem; }
.block h4 { margin: 0 0 0.4rem; font-size: 0.95rem; }
.body {
  white-space: pre-wrap;
  font-size: 0.92rem;
  line-height: 1.45;
  max-height: 45vh;
  overflow: auto;
  border-top: 1px solid var(--line);
  padding-top: 0.75rem;
}