:root {
  --bg: #0b1220;
  --panel: #121a2c;
  --panel-2: #192340;
  --line: #243154;
  --text: #e6edf7;
  --muted: #8b97b3;
  --accent: #00b8d4;
  --accent-2: #7cffe2;
  --bad: #ff5470;
  --good: #3ddc97;
  --radius: 12px;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.45;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.app {
  max-width: 960px;
  margin: 0 auto;
  padding: 18px 20px 48px;
}

.app-wide {
  max-width: 1280px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, #00b8d4, #0e76a8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #001520;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
}

.brand p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav a {
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.nav a:hover,
.nav a.active {
  border-color: var(--accent);
  color: var(--accent-2);
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 16px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #cfd8ee;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field.full {
  grid-column: 1 / -1;
}

label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

input[type='text'],
input[type='email'],
input[type='tel'],
input[type='number'],
input[type='datetime-local'],
input[type='file'],
select,
textarea {
  background: #0f1729;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  width: 100%;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

input.invalid,
select.invalid {
  border-color: var(--bad);
}

.field-error {
  font-size: 12px;
  color: var(--bad);
  min-height: 16px;
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.consent-row input {
  width: auto;
  margin-top: 4px;
}

.actions {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  background: var(--accent);
  color: #001520;
  border: none;
  border-radius: 10px;
  padding: 10px 18px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
}

.btn:hover {
  filter: brightness(1.08);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}

.form-status {
  font-size: 14px;
  min-height: 20px;
}

.form-status.error {
  color: var(--bad);
}

.form-status.success {
  color: var(--good);
}

.form-status.loading {
  color: var(--muted);
}

.success-panel {
  display: none;
  padding: 20px;
  border: 1px solid var(--good);
  border-radius: var(--radius);
  background: rgba(61, 220, 151, 0.08);
  color: var(--good);
}

.success-panel.show {
  display: block;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.hub-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-2);
}

.hub-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.hub-card p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13px;
}

/* Dashboard */
.kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}

.kpi {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.kpi h3 {
  margin: 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
}

.kpi .v {
  font-size: 32px;
  font-weight: 800;
  margin: 8px 0 0;
}

.note {
  color: var(--muted);
  font-size: 12px;
  margin-top: 12px;
}

/* Dashboard */
.controls {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.controls .field {
  min-width: 180px;
}

.card h2 .sub {
  color: var(--muted);
  font-size: 11px;
  text-transform: none;
  letter-spacing: 0;
  margin-left: 8px;
  font-weight: 400;
}

.tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.tab {
  padding: 8px 14px;
  border-radius: 10px 10px 0 0;
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
}

.tab.active {
  color: var(--text);
  background: var(--panel-2);
  border-color: var(--line);
  border-bottom-color: var(--panel-2);
  position: relative;
  top: 1px;
}

.tab:hover {
  color: var(--text);
}

.tabpane {
  display: none;
}

.tabpane.active {
  display: block;
}

.row-charts {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
}

.row-charts.equal {
  grid-template-columns: 1fr 1fr;
}

.row-charts.single {
  grid-template-columns: 1fr;
}

.row-charts.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.canvas-wrap.chart-h {
  height: 260px;
}

.chart-card {
  background: #0f1729;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.chart-card h2 {
  margin: 0 0 10px;
  font-size: 13px;
}

.canvas-wrap {
  position: relative;
  height: 280px;
}

.canvas-wrap.small {
  height: 240px;
}

.kpi .bar {
  height: 8px;
  border-radius: 999px;
  background: #1f2a48;
  overflow: hidden;
  margin-top: 10px;
}

.kpi .bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 999px;
}

.kpi .meta {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 11px;
  margin-top: 6px;
}

.dash-table-wrap {
  overflow: auto;
  max-height: 420px;
  margin-top: 12px;
}

table.dash-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

table.dash-table th,
table.dash-table td {
  padding: 8px 9px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

table.dash-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

table.dash-table tr:hover td {
  background: #0d152a;
}

.empty-row td {
  text-align: center;
  color: var(--muted);
  padding: 24px;
}

/* Dashboard preload overlay (ref: ski.pordasi.id pattern) */
.preload-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 18, 32, 0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}

.preload-overlay.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

body.dash-loading {
  overflow: hidden;
}

.preload-box {
  text-align: center;
  padding: 28px 40px;
  min-width: 220px;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow), 0 0 40px rgba(0, 184, 212, 0.08);
}

.preload-spinner {
  width: 46px;
  height: 46px;
  margin: 0 auto 16px;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  border-right-color: var(--accent-2);
  border-radius: 50%;
  animation: preload-spin 0.7s linear infinite;
}

.preload-text {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.2px;
}

.preload-sub {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--muted);
}

@keyframes preload-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1100px) {
  .row-charts.cols-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 960px) {
  .row-charts,
  .row-charts.equal {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .kpis {
    grid-template-columns: 1fr;
  }
}