:root {
  --bg: #f4f7fb;
  --sidebar: #0f172a;
  --sidebar-2: #1e293b;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #7c3aed;
  --primary-soft: #ede9fe;
  --success: #059669;
  --success-soft: #d1fae5;
  --warn: #d97706;
  --warn-soft: #ffedd5;
  --danger: #dc2626;
  --danger-soft: #fee2e2;
  --shadow: 0 15px 40px rgba(15, 23, 42, 0.08);
}
* { box-sizing: border-box; }
body { margin:0; font-family: Inter, system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); }
.shell { min-height:100vh; display:grid; grid-template-columns: 300px 1fr; }
.sidebar { padding:24px; background: linear-gradient(180deg, var(--sidebar), var(--sidebar-2)); color:#fff; }
.logo { color:#c4b5fd; font-size:12px; font-weight:900; letter-spacing:.08em; text-transform:uppercase; }
.sidebar h1 { font-size:1.8rem; margin:10px 0; }
.side-copy { color:#cbd5e1; line-height:1.6; }
.nav { display:grid; gap:8px; margin:24px 0; }
.nav-item { width:100%; text-align:left; border:0; background: rgba(255,255,255,.05); color:#cbd5e1; padding:12px 14px; border-radius:12px; cursor:pointer; font-weight:700; }
.nav-item.active { background: rgba(124,58,237,.22); color:#fff; }
.card { background: var(--surface); border:1px solid var(--border); border-radius:20px; box-shadow: var(--shadow); }
.card.dark { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.08); box-shadow:none; }
.sidebar-actions { padding:16px; }
.btn { width:100%; border:0; border-radius:14px; padding:12px 16px; font-weight:800; cursor:pointer; margin-bottom:10px; }
.btn.primary { background: var(--primary); color:#fff; }
.btn.secondary { background:#fff; color:var(--text); }
.btn.ghost { background: transparent; color:#e2e8f0; border:1px solid rgba(255,255,255,.2); }
.main { padding:24px; }
.topbar { display:flex; justify-content:space-between; align-items:center; gap:20px; padding:22px; margin-bottom:20px; }
.eyebrow { color: var(--primary); text-transform:uppercase; font-size:12px; font-weight:900; letter-spacing:.08em; }
.topbar h2 { margin:8px 0; }
.topbar p { margin:0; color: var(--muted); }
.kpis { display:grid; grid-template-columns: repeat(4, minmax(120px,1fr)); gap:12px; }
.kpi { background: var(--surface-2); border:1px solid var(--border); border-radius:16px; padding:14px; }
.kpi span { display:block; font-size:12px; color:var(--muted); text-transform:uppercase; margin-bottom:8px; }
.kpi strong { font-size:1.5rem; }
.view { display:none; }
.view.active { display:block; }
.grid { display:grid; gap:20px; margin-bottom:20px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.panel { padding:20px; }
.section-head { display:flex; justify-content:space-between; align-items:center; gap:12px; margin-bottom:16px; }
.badge { display:inline-flex; padding:7px 11px; border-radius:999px; font-size:12px; font-weight:800; }
.badge.soft { background: var(--surface-2); color: var(--muted); }
.badge.success { background: var(--success-soft); color: var(--success); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.table-wrap { overflow:auto; }
table { width:100%; border-collapse: collapse; }
th, td { padding:12px 10px; border-bottom:1px solid var(--border); text-align:left; vertical-align:top; }
th { color:var(--muted); text-transform:uppercase; font-size:12px; }
.input, select, textarea { width:100%; border:1px solid var(--border); border-radius:12px; padding:12px 14px; font: inherit; background:#fff; }
textarea { min-height:100px; resize:vertical; }
.form-grid { display:grid; gap:14px; grid-template-columns: repeat(2, 1fr); }
.form-grid.three { grid-template-columns: repeat(3, 1fr); }
.actions { display:flex; gap:10px; flex-wrap:wrap; margin-top:16px; }
.actions .btn { width:auto; margin:0; }
.btn.small { width:auto; padding:8px 12px; font-size:13px; border-radius:10px; }
.btn.success { background: var(--success); color:#fff; }
.btn.warn { background: var(--warn); color:#fff; }
.btn.danger { background: var(--danger); color:#fff; }
.list { display:grid; gap:12px; }
.item { background: var(--surface-2); border:1px solid var(--border); border-radius:16px; padding:14px; }
.item-row { display:flex; justify-content:space-between; gap:12px; }
.muted { color:var(--muted); }
.chat-log { min-height:280px; max-height:420px; overflow:auto; background: var(--surface-2); border:1px solid var(--border); border-radius:16px; padding:14px; }
.msg { max-width:80%; padding:12px 14px; border-radius:16px; margin-bottom:12px; }
.msg.system { background: var(--primary-soft); color:#5b21b6; }
.msg.customer { background:#fce7f3; color:#9d174d; margin-left:auto; }
.pipeline { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.column { background: var(--surface-2); border:1px solid var(--border); border-radius:16px; padding:12px; min-height:160px; }
.cardlet { background:#fff; border:1px solid var(--border); border-radius:12px; padding:10px; margin-bottom:10px; }
.schedule-grid { display:grid; gap:12px; }
.slot-row { display:flex; gap:8px; flex-wrap:wrap; margin-top:8px; }
.slot { padding:6px 10px; border-radius:999px; font-size:12px; font-weight:800; }
.slot.good { background: var(--success-soft); color: var(--success); }
.slot.busy { background: var(--warn-soft); color: var(--warn); }
.toast { position:fixed; bottom:24px; right:24px; background:#111827; color:#fff; padding:14px 16px; border-radius:14px; box-shadow: var(--shadow); }
.toast.hidden { display:none; }
@media (max-width: 1200px){ .shell{grid-template-columns:1fr;} .grid.two,.grid.three,.pipeline,.form-grid,.form-grid.three,.kpis{grid-template-columns:1fr;} }