:root {
  --ink: #1c2430;
  --muted: #5c6570;
  --paper: #f4efe6;
  --card: #fffdf8;
  --line: #d9d0c4;
  --teal: #0f5c5c;
  --teal-2: #147a7a;
  --gap: #e8f3f1;
  --busy: #dfe3ea;
  --alert: #8a3b2b;
  --ok: #2d6a4f;
  --shadow: 0 10px 30px rgba(28, 36, 48, 0.08);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; -webkit-text-size-adjust: 100%; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; touch-action: manipulation; }
input, select { font-size: 16px; } /* prevents iOS zoom-on-focus */

.wrap { max-width: 1100px; margin: 0 auto; padding: 28px 20px 80px; }
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  margin-bottom: 24px;
}
.brand { font-weight: 700; letter-spacing: 0.04em; color: var(--teal); }
.muted { color: var(--muted); font-size: 0.95rem; }

.hero {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 40px 36px; box-shadow: var(--shadow);
}
.hero h1 { margin: 0 0 8px; font-size: 2.1rem; }
.hero ul { line-height: 1.7; }
.row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }

.btn {
  background: var(--teal); color: #fff; border: 0; border-radius: 8px;
  padding: 10px 16px;
}
.btn.secondary { background: #fff; color: var(--teal); border: 1px solid var(--teal); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.danger { background: var(--alert); }

.grid-accounts {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px;
}
.account {
  text-align: left; background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px; box-shadow: var(--shadow);
}
.account small { display: block; color: var(--muted); margin-top: 4px; }

.layout { display: grid; grid-template-columns: 1fr 320px; gap: 20px; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }

/* Mobile / touch usability */
.week-scroller { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.week { touch-action: none; } /* cells handle their own touch gestures */
.week .cell.busy .note { font-size: 0.6rem; }

@media (max-width: 640px) {
  .wrap { padding: 16px 12px 64px; }
  .topbar { flex-wrap: wrap; }
  .brand { font-size: 0.95rem; }
  .hero { padding: 24px 18px; }
  .hero h1 { font-size: 1.5rem; }
  .row .btn, .row button { flex: 1 1 auto; }
  .panel { padding: 14px; }
  .modal-bg { padding: 0; align-items: flex-end; }
  .modal {
    max-width: none; max-height: 92vh; overflow-y: auto;
    border-radius: 14px 14px 0 0; padding: 18px 16px;
  }
  .btn { padding: 12px 16px; } /* comfortable touch targets */
  .account { padding: 18px 16px; }
  .cell { min-height: 26px; }
}

.panel {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px; box-shadow: var(--shadow);
}
.panel h2, .panel h3 { margin: 0 0 12px; font-size: 1.05rem; }

.week {
  display: grid;
  grid-template-columns: 56px repeat(7, 1fr);
  gap: 2px; user-select: none;
}
.week .hd, .week .hr { font-size: 0.72rem; color: var(--muted); text-align: center; padding: 4px 0; }
.cell {
  min-height: 22px; border-radius: 3px; background: var(--gap); border: 1px solid transparent;
}
.cell.busy { background: var(--busy); }
.cell.gap { background: #cfeae6; cursor: pointer; }
.cell.sel { outline: 2px solid var(--teal); background: #9fd4d0; }

.form-grid { display: grid; gap: 10px; }
label { display: grid; gap: 4px; font-size: 0.9rem; }
input, select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.checks { display: flex; flex-wrap: wrap; gap: 8px 14px; }
.checks label { display: flex; align-items: center; gap: 6px; }

.card-list { display: grid; gap: 10px; }
.offer {
  border: 1px solid var(--line); border-radius: 10px; padding: 12px; background: #fff;
}
.offer .meta { font-size: 0.88rem; color: var(--muted); }

.inbox-item { border-bottom: 1px solid var(--line); padding: 8px 0; font-size: 0.92rem; }
.inbox-item.unread { font-weight: 600; }
.phones { background: #eef7f2; border-radius: 8px; padding: 10px; margin-top: 8px; color: var(--ok); }

.modal-bg {
  position: fixed; inset: 0; background: rgba(28,36,48,0.35);
  display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 20;
}
.modal { background: var(--card); max-width: 560px; width: 100%; border-radius: 14px; padding: 20px; }

.badge {
  display: inline-block; background: var(--teal); color: #fff; border-radius: 99px;
  font-size: 0.75rem; padding: 2px 8px; margin-left: 6px;
}
.note { font-size: 0.85rem; color: var(--muted); }