:root {
  --primary: #2563eb;
  --success: #16a34a;
  --warning: #eab308;
  --danger: #dc2626;
  --neutral: #64748b;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #172033;
  --muted: #667085;
  --border: #e5e7eb;
  --shadow: 0 14px 36px rgba(15, 23, 42, .08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  position: sticky;
  top: 0;
  width: 260px;
  height: 100vh;
  padding: 20px 16px;
  background: #0f172a;
  color: #fff;
  z-index: 20;
}
.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 28px; }
.brand-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--primary); }
.brand span { display: block; color: #aab4c5; font-size: 12px; margin-top: 3px; }
.nav { display: grid; gap: 6px; }
.nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: 8px;
  color: #cbd5e1;
  font-weight: 600;
}
.nav a.active, .nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.nav i { width: 20px; text-align: center; }
.sidebar-user {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.12);
  color: #cbd5e1;
  font-size: 13px;
  font-weight: 700;
}
.sidebar-user a { color: #fff; display: inline-flex; align-items: center; gap: 8px; }
.main-content { flex: 1; padding: 24px; min-width: 0; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 22px; }
.topbar h1 { margin: 2px 0 0; font-size: clamp(24px, 3vw, 34px); }
.mobile-menu { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; margin: 0; }
.grid { display: grid; gap: 16px; }
.grid.cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  box-shadow: var(--shadow);
}
.stat { display: flex; align-items: center; justify-content: space-between; }
.stat i { color: var(--primary); font-size: 24px; }
.stat strong { display: block; font-size: 28px; margin-top: 8px; }
.section-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 26px 0 12px; }
.section-title h2 { margin: 0; font-size: 20px; }
.btn, .icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  padding: 0 14px;
  cursor: pointer;
  background: #edf2f7;
  color: var(--text);
  font-weight: 700;
}
.btn.primary { background: var(--primary); color: #fff; }
.btn.success { background: var(--success); color: #fff; }
.btn.danger, .icon-btn.danger { background: #fee2e2; color: var(--danger); }
.btn.compact { min-height: 38px; }
.icon-btn { width: 42px; padding: 0; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 10px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 12px; color: var(--muted); text-transform: uppercase; }
.badge { display: inline-flex; align-items: center; min-height: 26px; padding: 0 9px; border-radius: 999px; font-size: 12px; font-weight: 800; }
.badge.success { background: #dcfce7; color: #166534; }
.badge.warning { background: #fef9c3; color: #854d0e; }
.badge.danger { background: #fee2e2; color: #991b1b; }
.badge.neutral { background: #e2e8f0; color: #334155; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
label { font-size: 13px; color: var(--muted); font-weight: 700; }
input, select, textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fff;
  color: var(--text);
}
textarea { min-height: 104px; resize: vertical; }
.searchbar { display: flex; gap: 10px; flex-wrap: wrap; }
.searchbar input, .searchbar select { max-width: 320px; }
.flash { padding: 13px 16px; border-radius: 8px; margin-bottom: 18px; font-weight: 700; }
.flash.success { background: #dcfce7; color: #166534; }
.flash.error { background: #fee2e2; color: #991b1b; }
.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(circle at top left, rgba(37,99,235,.13), transparent 34%), var(--bg);
}
.auth-card { width: min(460px, 100%); }
.auth-card h1 { margin: 0 0 8px; font-size: 30px; }
.auth-card .brand { color: var(--text); margin-bottom: 20px; }
.auth-card .brand span { color: var(--muted); }
.profile { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.list { display: grid; gap: 10px; }
.list-item { display: flex; justify-content: space-between; gap: 12px; padding: 12px; border: 1px solid var(--border); border-radius: 8px; }
.kanban { display: grid; grid-template-columns: repeat(7, minmax(240px, 1fr)); gap: 14px; overflow-x: auto; padding-bottom: 12px; }
.kanban-column { min-height: 70vh; background: #eef2f7; border-radius: 8px; padding: 12px; }
.kanban-column h3 { margin: 0 0 10px; font-size: 14px; }
.kanban-list { display: grid; gap: 10px; }
.lead-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 12px; box-shadow: 0 8px 20px rgba(15,23,42,.07); cursor: grab; }
.lead-card strong { display: block; margin-bottom: 6px; }
.budget-item { display: grid; grid-template-columns: 1.2fr 1.5fr .7fr .9fr .9fr 42px; gap: 8px; margin-bottom: 8px; }
.totals { display: flex; justify-content: flex-end; gap: 18px; font-weight: 800; }
.print-area { background: #fff; color: #111827; }
.is-loading { opacity: .65; pointer-events: none; }
.sidebar-backdrop { display: none; }
@media print {
  .sidebar, .topbar, .no-print, .flash { display: none !important; }
  .main-content { padding: 0; }
  .card { box-shadow: none; border: 0; }
}
@media (max-width: 980px) {
  .grid.cards, .grid.two, .profile { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sidebar { position: fixed; transform: translateX(-105%); transition: .2s ease; }
  .sidebar-open .sidebar { transform: translateX(0); }
  .sidebar-backdrop { display: none; position: fixed; inset: 0; background: rgba(15,23,42,.45); z-index: 10; }
  .sidebar-open .sidebar-backdrop { display: block; }
  .mobile-menu { display: inline-flex !important; }
  .main-content { padding: 18px; }
}
@media (max-width: 640px) {
  .grid.cards, .grid.two, .profile, .form-grid { grid-template-columns: 1fr; }
  .topbar { align-items: flex-start; }
  .topbar .btn span { display: none; }
  .card { padding: 14px; }
  .searchbar input, .searchbar select { max-width: 100%; }
  .budget-item { grid-template-columns: 1fr 1fr; }
  .budget-item select, .budget-item input:first-of-type { grid-column: 1 / -1; }
}