:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --border: #dde3ef;
  --ink: #17203a;
  --muted: #6b789a;
  --brand: #1d3fb2;
  --brand-soft: #e0e7ff;
  --success: #16a34a;
  --success-soft: #dcfce7;
  --danger: #dc2626;
  --danger-soft: #fee2e2;
  --warn-soft: #fff7ed;
  --warn-ink: #9a3412;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(23, 32, 58, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.right { text-align: right; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.topbar h1 { font-size: 16px; margin: 0; }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--brand); }
.topbar-right { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.nav { display: flex; gap: 14px; }
.nav a { color: var(--muted); text-decoration: none; font-size: 13px; padding: 4px 2px; border-bottom: 2px solid transparent; }
.nav a.is-active { color: var(--brand); border-bottom-color: var(--brand); font-weight: 600; }
.user-chip { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--brand-soft); color: var(--brand);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 12px;
}

/* ---------- Layout ---------- */
.container { max-width: 1180px; margin: 0 auto; padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card + .card { margin-top: 16px; }
.card h2 { font-size: 15px; margin: 0 0 12px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.card-head h2 { margin: 0; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }

/* ---------- Buttons ---------- */
.primary-button, .ghost-button, .danger-button {
  display: inline-flex; align-items: center; gap: 6px;
  border-radius: 9px; padding: 8px 13px; font-size: 13px; cursor: pointer;
  border: 1px solid transparent; text-decoration: none; font-family: inherit;
}
.primary-button { background: var(--brand); color: #fff; }
.primary-button:hover { background: #16318f; }
.ghost-button { background: #fff; border-color: var(--border); color: var(--ink); }
.ghost-button:hover { background: #f7f9ff; }
.danger-button { background: var(--danger-soft); color: var(--danger); border-color: #fecaca; }
.button-row { display: flex; flex-wrap: wrap; gap: 8px; }
.primary-button:focus-visible, .ghost-button:focus-visible, .danger-button:focus-visible,
.input:focus-visible, .select:focus-visible, .textarea:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 12px; color: var(--muted); font-weight: 600; }
.field.full { grid-column: 1 / -1; }
.input, .select, .textarea {
  border: 1px solid var(--border); border-radius: 9px; padding: 8px 10px;
  font-size: 13px; background: #fff; color: var(--ink); font-family: inherit; width: 100%;
}
.textarea { min-height: 78px; resize: vertical; }
.field-row { display: flex; gap: 8px; align-items: flex-end; }
.field-row .field { flex: 1; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; margin: 0; }
legend { font-size: 12px; color: var(--muted); font-weight: 600; padding: 0 6px; }

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid #eef1f7; vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
tbody tr:hover { background: #f7f9ff; }
.table-wrap { overflow-x: auto; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; }
.badge.draft { background: #eef1f7; color: var(--muted); }
.badge.trial { background: var(--brand-soft); color: var(--brand); }
.badge.active { background: var(--success-soft); color: var(--success); }
.badge.suspended { background: var(--warn-soft); color: var(--warn-ink); }
.badge.expired { background: var(--danger-soft); color: var(--danger); }
.badge.archived { background: #e5e7eb; color: #4b5563; }
.badge.new { background: var(--brand-soft); color: var(--brand); }
.badge.contacted { background: #e0f2fe; color: #075985; }
.badge.qualified { background: #ede9fe; color: #5b21b6; }
.badge.proposal { background: var(--warn-soft); color: var(--warn-ink); }
.badge.won { background: var(--success-soft); color: var(--success); }
.badge.lost { background: var(--danger-soft); color: var(--danger); }
.badge.do_not_contact { background: #1f2937; color: #fff; }

/* ---------- Misc ---------- */
.error-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--danger-soft); color: #7f1d1d; padding: 10px 16px; font-size: 13px;
}
.notice { background: var(--success-soft); color: #14532d; padding: 10px 16px; font-size: 13px; }
.skeleton-line { height: 12px; border-radius: 6px; background: linear-gradient(90deg, #eef1f7, #e3e9f5, #eef1f7); margin-bottom: 10px; animation: pulse 1.4s infinite; }
.skeleton-line.w40 { width: 40%; } .skeleton-line.w55 { width: 55%; } .skeleton-line.w70 { width: 70%; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 6px 12px; font-size: 13px; }
.kv dt { color: var(--muted); font-size: 12px; }
.kv dd { margin: 0; }
.timeline { display: flex; flex-direction: column; gap: 10px; max-height: 420px; overflow-y: auto; padding: 4px 2px; }
.bubble { max-width: 78%; padding: 9px 12px; border-radius: 12px; font-size: 13px; line-height: 1.45; white-space: pre-wrap; }
.bubble.visitor { align-self: flex-end; background: var(--brand); color: #fff; }
.bubble.assistant { align-self: flex-start; background: #eef1f7; color: var(--ink); }
.bubble .meta { display: block; font-size: 10px; opacity: 0.75; margin-top: 4px; }
.link-box { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.link-box code { background: #f4f6fb; border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px; font-size: 12px; }
.empty { color: var(--muted); font-size: 13px; padding: 14px 0; }
.repeater-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; margin-bottom: 8px; align-items: start; }
.repeater-row.question { grid-template-columns: 1fr 1.4fr auto; }
.hint { font-size: 12px; color: var(--muted); }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }
.pill-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

@media (max-width: 700px) {
  .topbar { flex-direction: column; align-items: flex-start; }
  .kv { grid-template-columns: 1fr; }
  .repeater-row, .repeater-row.question { grid-template-columns: 1fr; }
}