:root {
  --bg: #07111f;
  --panel: rgba(10, 22, 41, 0.75);
  --panel-strong: rgba(11, 29, 52, 0.95);
  --ink: #eef6ff;
  --muted: #8cb4d9;
  --line: rgba(115, 191, 255, 0.16);
  --accent: #55f0ff;
  --accent-strong: #2fe1c8;
  --danger: #ff6b9f;
  --warning: #ffbf69;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(85, 240, 255, 0.18), transparent 24%),
    radial-gradient(circle at top right, rgba(255, 107, 159, 0.14), transparent 22%),
    linear-gradient(180deg, #02050d 0%, #07111f 55%, #040813 100%);
}

.background-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(85, 240, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(85, 240, 255, 0.08) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent);
}

.page-shell {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 20px 48px;
  position: relative;
  z-index: 1;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: stretch;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  left: -90px;
  top: -80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(85, 240, 255, 0.22), transparent 70%);
}

.hero-compact {
  align-items: flex-start;
}

.hero-right {
  display: grid;
  gap: 16px;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.time-display-toggle {
  display: inline-flex;
  gap: 8px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.time-toggle-btn.active {
  color: #03121c;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  font-weight: 700;
}

.top-nav a {
  color: var(--ink);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.top-nav a.active,
.top-nav a:hover {
  color: #03121c;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 8px;
}

.hero h1,
.section-title h2 {
  margin: 0;
}

.hero-copy,
.section-title p,
.machine-meta,
.history-meta,
.empty-state,
.bar-info span,
.cycle-col span,
.stat-card small,
.legend-row span,
.bar-metrics span {
  color: var(--muted);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: 14px;
}

.meta-card,
.stat-card,
.station-card,
.detail-panel,
.chart-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.meta-card,
.stat-card,
.chart-card,
.detail-panel {
  padding: 20px;
}

.meta-card span,
.stat-card span,
.metric-pill span,
.history-item time {
  display: block;
  font-size: 13px;
  color: var(--muted);
}

.meta-card strong,
.stat-card strong {
  display: block;
  margin-top: 10px;
  font-size: 24px;
}

.overview-grid,
.content-grid,
.analytics-grid {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.single-analytics {
  margin-top: 20px;
  grid-template-columns: 1fr;
}

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

.analytics-grid {
  grid-template-columns: 0.9fr 1.1fr;
}

.content-grid {
  grid-template-columns: 1.5fr 1fr;
}

.station-list,
.history-list,
.bar-chart {
  display: grid;
  gap: 14px;
}

.toolbar-card,
.table-card {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  align-items: end;
}

.filter-grid label {
  display: grid;
  gap: 8px;
}

.filter-grid span {
  color: var(--muted);
  font-size: 13px;
}

.filter-grid input,
.filter-grid select,
.table-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--ink);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.primary-btn,
.secondary-btn {
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  color: var(--ink);
  cursor: pointer;
}

.primary-btn {
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  color: #02111a;
  font-weight: 700;
}

.secondary-btn {
  background: rgba(255, 255, 255, 0.04);
}

.chart-shell {
  min-height: 320px;
  margin-top: 8px;
  padding: 12px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(85, 240, 255, 0.04), rgba(255, 255, 255, 0.01));
}

.line-chart-svg {
  width: 100%;
  height: auto;
}

.chart-axis {
  stroke: rgba(140, 180, 217, 0.4);
  stroke-width: 1;
}

.chart-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3;
}

.chart-area {
  fill: url(#chartFill);
}

.chart-point {
  fill: var(--accent);
}

.chart-label {
  fill: var(--muted);
  font-size: 11px;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.legend-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.legend-chip-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.table-wrap {
  overflow: auto;
  margin-top: 12px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.data-table th {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.empty-cell {
  text-align: center;
  color: var(--muted);
}

.station-card {
  padding: 20px;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.station-card:hover,
.station-card.active {
  transform: translateY(-2px);
  border-color: rgba(85, 240, 255, 0.4);
  box-shadow: 0 16px 40px rgba(85, 240, 255, 0.12);
}

.station-header,
.station-metrics,
.machine-summary {
  display: grid;
  gap: 12px;
}

.station-header {
  grid-template-columns: 1fr auto;
  align-items: start;
}

.station-code {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.station-metrics,
.machine-summary {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-pill,
.legend-row,
.history-item,
.mini-chart {
  background: var(--panel-strong);
  border: 1px solid var(--line);
}

.metric-pill {
  padding: 14px;
  border-radius: 16px;
}

.metric-pill strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 32px;
  font-weight: 700;
}

.badge.oee {
  color: var(--warning);
  background: rgba(255, 191, 105, 0.12);
  border: 1px solid rgba(255, 191, 105, 0.22);
}

.compact-title {
  margin-top: 18px;
}

.donut-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 250px;
}

.donut-chart {
  --good-angle: 0deg;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgba(6, 17, 31, 0.98) 0 54%, transparent 55%),
    conic-gradient(var(--accent-strong) 0 var(--good-angle), rgba(255, 107, 159, 0.9) var(--good-angle) 360deg);
  box-shadow: inset 0 0 40px rgba(85, 240, 255, 0.18);
  position: relative;
}

.donut-center {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
}

.donut-center strong {
  font-size: 40px;
}

.legend-list {
  display: grid;
  gap: 12px;
  flex: 1;
}

.legend-row {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 16px;
}

.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
}

.legend-swatch.good {
  background: var(--accent-strong);
}

.legend-swatch.reject {
  background: var(--danger);
}

.bar-row {
  display: grid;
  grid-template-columns: 180px 1fr 120px;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
}

.bar-track {
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
  border: 1px solid var(--line);
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  box-shadow: 0 0 16px rgba(85, 240, 255, 0.32);
}

.bar-metrics strong {
  color: var(--warning);
}

.mini-chart {
  min-height: 210px;
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(85, 240, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.cycle-col {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.cycle-col strong {
  font-size: 12px;
}

.cycle-bar-wrap {
  height: 120px;
  width: 100%;
  display: flex;
  align-items: end;
}

.cycle-bar {
  width: 100%;
  border-radius: 14px 14px 6px 6px;
  min-height: 16px;
}

.cycle-good {
  background: linear-gradient(180deg, rgba(47, 225, 200, 0.4), var(--accent-strong));
}

.cycle-reject {
  background: linear-gradient(180deg, rgba(255, 107, 159, 0.35), var(--danger));
}

.history-item {
  padding: 14px 16px;
  border-radius: 16px;
}

.history-item strong {
  display: block;
  margin: 4px 0;
}

.history-item.result-good {
  border-left: 5px solid var(--accent-strong);
}

.history-item.result-reject {
  border-left: 5px solid var(--danger);
}

@media (max-width: 1100px) {
  .overview-grid,
  .station-metrics,
  .machine-summary,
  .analytics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content-grid,
  .analytics-grid,
  .donut-shell,
  .bar-row,
  .filter-grid,
  .time-display-toggle {
    grid-template-columns: 1fr;
    display: grid;
  }

  .top-nav {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .hero,
  .hero-meta,
  .overview-grid,
  .station-metrics,
  .machine-summary {
    grid-template-columns: 1fr;
    display: grid;
  }

  .hero {
    padding: 20px;
  }

  .mini-chart {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}