:root {
  --bg: #f4f7fb;
  --panel: #ffffff;
  --line: #e5eaf2;
  --text: #152033;
  --muted: #6f7b90;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --danger: #dc2626;
  --shadow: 0 12px 30px rgba(23, 37, 84, 0.08);
  --radius: 18px;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: 'Inter', sans-serif; background: linear-gradient(180deg, #f7f9fc 0%, #eef3fb 100%); color: var(--text); }
button, input, select { font: inherit; }
a { color: inherit; text-decoration: none; }
.login-body { min-height: 100vh; display: grid; place-items: center; }
.login-shell { width: 100%; max-width: 520px; padding: 24px; }
.login-card { background: #fff; border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); padding: 30px; }
.login-card.only-login { max-width: 460px; margin: 0 auto; }
.login-brand { display: flex; gap: 16px; align-items: center; margin-bottom: 20px; }
.login-brand.center { justify-content: center; text-align: center; flex-direction: column; }
.alert.error { background: #fee2e2; color: #991b1b; padding: 12px 14px; border-radius: 12px; margin-bottom: 16px; }
.login-form { display: grid; gap: 14px; }
.login-form label { display: grid; gap: 8px; }
.login-form input { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.app-shell { display: grid; grid-template-columns: 290px 1fr; min-height: 100vh; }
.sidebar { background: #111827; color: #f9fafb; padding: 24px; display: flex; flex-direction: column; gap: 22px; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark { width: 52px; height: 52px; border-radius: 14px; background: linear-gradient(135deg, #60a5fa, #2563eb); display: grid; place-items: center; font-weight: 800; color: white; }
.brand h1, .login-brand h1 { margin: 0; font-size: 1.1rem; }
.brand p, .login-brand p { margin: 4px 0 0; color: #9ca3af; font-size: 0.88rem; }
.nav { display: flex; flex-direction: column; gap: 10px; }
.nav-btn { background: transparent; border: 1px solid #1f2937; color: #d1d5db; padding: 12px 14px; border-radius: 12px; text-align: left; cursor: pointer; }
.nav-btn.active, .nav-btn:hover { background: #1f2937; border-color: #374151; color: #fff; }
.sidebar-card { background: #172033; border: 1px solid #263248; border-radius: 16px; padding: 16px; }
.sidebar-card h3 { margin: 0 0 12px; font-size: 0.95rem; }
.sidebar-card p { margin: 6px 0; color: #b6c0cf; line-height: 1.5; }
.role-pill { display: inline-block; padding: 3px 8px; border-radius: 999px; background: #1f2937; color: #fff; font-size: 0.82rem; text-transform: capitalize; }
.main-content { padding: 28px; min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.topbar h2 { margin: 0; font-size: 1.75rem; }
.topbar p { margin: 6px 0 0; color: var(--muted); }
.topbar-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.primary-btn, .secondary-btn, .ghost-btn, .danger-btn, .upload-btn { border: 0; padding: 12px 16px; border-radius: 12px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; font-weight: 600; }
.primary-btn, .upload-btn { background: var(--primary); color: white; }
.primary-btn:hover, .upload-btn:hover { background: var(--primary-dark); }
.secondary-btn { background: #eef4ff; color: #1d4ed8; }
.ghost-btn { background: #f3f4f6; color: #374151; }
.danger-btn { background: #fee2e2; color: var(--danger); }
.block-link { display: flex; margin-top: 12px; }
.full { width: 100%; }
.sync-banner { background: #e0f2fe; border: 1px solid #bae6fd; color: #075985; padding: 12px 16px; border-radius: 14px; margin-bottom: 18px; }
.view { display: none; }
.view.active { display: block; }
.kpi-grid { display: grid; gap: 16px; margin-bottom: 20px; }
.kpi-grid.six { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.kpi-card, .panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.kpi-card { padding: 22px; min-width: 0; }
.kpi-card span { display: block; color: var(--muted); margin-bottom: 10px; font-size: 0.95rem; }
.kpi-card strong { font-size: 1.45rem; overflow-wrap: anywhere; }
.panel-grid { display: grid; gap: 16px; margin-bottom: 20px; }
.panel-grid.two-equal { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.panel-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.panel { padding: 18px; min-width: 0; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 14px; flex-wrap: wrap; }
.panel-head h3 { margin: 0; }
.muted { color: var(--muted); font-size: 0.9rem; }
.chart-wrap { position: relative; height: 340px; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 14px; }
.table-wrap.big { max-height: 65vh; }
.table-wrap table { width: 100%; border-collapse: collapse; min-width: 1400px; }
thead { position: sticky; top: 0; z-index: 1; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; background: white; font-size: 0.93rem; }
th { background: #f8fafc; font-size: 0.9rem; white-space: nowrap; }
tr:hover td { background: #fbfdff; }
td[contenteditable="true"] { outline: 2px solid transparent; transition: outline-color 0.15s ease; min-width: 130px; }
td[contenteditable="true"]:focus { outline-color: #93c5fd; background: #eff6ff; }
.row-delete-btn { background: #fee2e2; color: #991b1b; border: 0; padding: 8px 10px; border-radius: 8px; cursor: pointer; }
.data-controls { margin-bottom: 16px; }
.control-row { display: flex; gap: 14px; flex-wrap: wrap; }
.control-row + .control-row { margin-top: 14px; }
.control-group { display: flex; flex-direction: column; gap: 8px; min-width: 180px; }
.control-group.grow { flex: 1; }
.control-group input, .control-group select { border: 1px solid var(--line); background: #fff; border-radius: 12px; padding: 12px 14px; }
.category-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.category-panel p { margin: 10px 0 0; color: var(--muted); font-size: 0.98rem; }
.mini-stat-panel strong { font-size: 1.6rem; }
.guide ol { margin: 0; padding-left: 20px; line-height: 1.8; }
.toast { position: fixed; right: 24px; bottom: 24px; background: #111827; color: white; padding: 14px 18px; border-radius: 12px; opacity: 0; pointer-events: none; transform: translateY(12px); transition: all 0.25s ease; z-index: 50; }
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { background: #991b1b; }
code { background: #f3f4f6; padding: 2px 6px; border-radius: 6px; }
@media (max-width: 1280px) {
  .kpi-grid.six { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .panel-grid.two-equal, .panel-grid.three, .category-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { padding-bottom: 12px; }
  .kpi-grid.six { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .main-content { padding: 16px; }
  .topbar h2 { font-size: 1.35rem; }
  .kpi-grid.six { grid-template-columns: 1fr; }
  .chart-wrap { height: 260px; }
  .topbar-actions { width: 100%; }
  .topbar-actions > * { flex: 1 1 100%; }
  .login-shell { padding: 16px; }
}