:root {
  --ink: #14261c;
  --teal: #1a5c4a;
  --copper: #c46a2b;
  --paper: #f6f0e6;
  --cream: #fffbf5;
  --line: #d7ccb8;
  --muted: #5c675f;
  --sans: "Figtree", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; font-family: var(--sans); color: var(--ink); background: var(--paper); }
.hidden { display: none !important; }
.screen { min-height: 100vh; }
.card {
  width: min(400px, calc(100% - 32px));
  margin: 12vh auto;
  background: var(--cream);
  border: 1px solid var(--line);
  padding: 32px;
}
.card h1 { font-family: "Newsreader", serif; margin: 16px 0 8px; }
.muted { color: var(--muted); }
label { display: block; margin: 12px 0; font-weight: 600; font-size: 0.9rem; }
input, textarea {
  width: 100%;
  margin-top: 6px;
  padding: 10px;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
}
button, .ghost {
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  border: 0;
  padding: 10px 14px;
  background: var(--teal);
  color: #fff;
}
.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.copper { background: var(--copper); color: #fff; }
.err { color: #a33; }
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(246,240,230,0.95);
  flex-wrap: wrap;
}
.brand img { height: 32px; width: auto; }
.nums { display: flex; gap: 18px; font-size: 0.88rem; }
.bar-right { display: flex; align-items: center; gap: 10px; }
.status { font-size: 0.85rem; color: var(--muted); }
.bell {
  min-width: 36px;
  border-radius: 999px;
  background: var(--copper);
}
.grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  min-height: calc(100vh - 64px);
}
.pane { border-right: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; }
.tabs { display: flex; border-bottom: 1px solid var(--line); }
.tab { background: transparent; color: var(--muted); flex: 1; }
.tab.on { background: var(--teal); color: #fff; }
.list { overflow: auto; flex: 1; }
.item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  padding: 12px 16px;
  font-weight: 500;
}
.item strong { display: block; }
.item span { color: var(--muted); font-size: 0.85rem; }
.unread { border-left: 3px solid var(--copper); }
.thread { display: flex; flex-direction: column; flex: 1; min-height: 320px; }
.thread-head { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--line); }
.msgs { flex: 1; overflow: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.bubble { max-width: 80%; padding: 8px 12px; border-radius: 8px; background: #fff; border: 1px solid var(--line); }
.bubble.out { align-self: flex-end; background: var(--teal); color: #fff; }
.reply { display: flex; gap: 8px; padding: 10px; border-top: 1px solid var(--line); }
.phone { padding: 24px; }
.keys { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 12px 0; }
.keys button { background: #fff; color: var(--ink); border: 1px solid var(--line); padding: 14px; }
.phone-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.hint { font-size: 0.85rem; }
@media (max-width: 860px) {
  .grid { grid-template-columns: 1fr; }
}