:root {
  --background: #f7f6fb;
  --foreground: #1a1535;
  --muted: #6b6690;
  --border: #dddaf0;
  --card: #ffffff;
  --primary: #4c4184;
  --primary-foreground: #ffffff;
  --ring: #b5b7da;
  --success: #16a34a;
  --warning: #4c4184;
  --radius: 12px;
  /* MellowSleep brand palette */
  --ms-dark:   #272142;   /* deepest purple-navy */
  --ms-mid:    #4c4184;   /* primary brand purple */
  --ms-light:  #8b86c0;   /* medium purple */
  --ms-tint:   #e7e4f7;   /* lightest purple tint */
  --ms-navy:   #121E29;   /* dark navy for hero text */
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial;
  background: var(--background);
  color: var(--foreground);
}

.app {
  max-width: 1500px;
  margin: 0 auto;
  padding: 16px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 12px 14px;
}

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

.logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--ms-mid);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
}

.brand-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.1;
}

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

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--success);
}

.btn {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 7px 10px;
  font-size: 12px;
  cursor: pointer;
  background: white;
  color: #18181b;
  text-decoration: none;
}

.btn:hover {
  background: #f4f4f5;
}

.btn-primary {
  background: var(--ms-mid);
  border-color: var(--ms-mid);
  color: #fff;
}

.btn-primary:hover {
  background: var(--ms-dark);
}

.tabs {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  padding: 6px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
}

.tab {
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  padding: 8px 12px;
  white-space: nowrap;
  cursor: pointer;
}

.tab.active {
  background: var(--ms-mid);
  color: #fff;
  font-weight: 600;
}

.main {
  margin-top: 12px;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.kpi-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  padding: 12px;
}

.kpi-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

.kpi-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--ms-mid);
  margin-bottom: 4px;
}

.kpi-meta {
  font-size: 11px;
  color: var(--muted);
}

.kpi-card.connected .kpi-value {
  color: var(--success);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 10px;
}

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
}

.card-head {
  border-bottom: 1px solid var(--border);
  padding: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-head h3 {
  font-size: 14px;
  font-weight: 600;
}

.badge {
  border: 1px solid var(--ms-tint);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 11px;
  color: var(--ms-mid);
  background: var(--ms-tint);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.embed-wrap {
  position: relative;
  background: #fcfcfd;
}

.embed-wrap iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.h-md { height: 340px; }
.h-lg { height: 420px; }
.h-xl { height: 500px; }
.h-full { height: calc(100vh - 220px); min-height: 620px; }

.placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 13px;
  padding: 16px;
  text-align: center;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(9, 9, 11, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  width: min(620px, calc(100vw - 24px));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
}

.modal-head {
  border-bottom: 1px solid var(--border);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-head h3 {
  font-size: 14px;
}

.close-btn {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: white;
  font-size: 18px;
  cursor: pointer;
}

.modal-body {
  padding: 12px;
  display: grid;
  gap: 10px;
}

.modal-body label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}

.modal-body input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: white;
  color: var(--foreground);
  padding: 9px 10px;
  font-size: 13px;
  outline: none;
}

.modal-body input:focus {
  border-color: var(--ring);
  box-shadow: 0 0 0 2px rgba(161, 161, 170, 0.2);
}

.kpi-grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.kpi-grid-dynamic {
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.task-link {
  color: var(--foreground);
  text-decoration: none;
  font-weight: 500;
}

.task-link:hover {
  text-decoration: underline;
}

.tag {
  display: inline-block;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 7px;
  font-size: 11px;
  color: var(--muted);
  margin: 1px 2px;
}

.overdue {
  color: #dc2626;
  font-weight: 600;
}

/* Overview compact metric cards — shadcn style */
.ov-metric-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.ov-lbl {
  font-size: 13px;
  font-weight: 500;
  color: var(--foreground);
  margin-bottom: 6px;
}
.ov-val {
  font-size: 28px;
  font-weight: 700;
  color: var(--foreground);
  line-height: 1;
  margin-bottom: 4px;
  letter-spacing: -0.5px;
}
.ov-cat {
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 768px) {
  #ovMetricsGrid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

.toggle-label {
  font-size: 13px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

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

.table-wrap {
  overflow-x: auto;
}

.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.tbl th,
.tbl td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

.tbl th {
  font-weight: 600;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.tbl tbody tr:last-child td {
  border-bottom: none;
}

.tbl tbody tr:hover {
  background: #f9f9fb;
}

.muted-text {
  color: var(--muted);
  text-align: center;
  padding: 24px 12px;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  margin-right: 6px;
  vertical-align: middle;
}

.status-ok { background: var(--success); }
.status-fail { background: var(--warning); }
.status-run { background: #4c4184; }

.tab:focus-visible,
.btn:focus-visible,
.close-btn:focus-visible,
input:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 1px;
}

@media (max-width: 1280px) {
  .kpi-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .span-3,
  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8,
  .span-12 {
    grid-column: span 12;
  }
}

@media (max-width: 760px) {
  .app {
    padding: 10px;
  }

  .header {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-right {
    width: 100%;
    justify-content: flex-start;
  }

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

  .h-full {
    min-height: 540px;
  }
}