:root {
  color-scheme: dark;
  --bg: #111111;
  --bg-top: #181818;
  --bg-bottom: #0c0c0c;
  --panel: rgba(26, 26, 26, 0.76);
  --panel-strong: rgba(32, 32, 32, 0.9);
  --panel-soft: rgba(255, 255, 255, 0.035);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f5f5f3;
  --muted: #a9a9a4;
  --primary: #d9d9d3;
  --primary-strong: #ffffff;
  --primary-soft: rgba(255, 255, 255, 0.08);
  --danger: #f19999;
  --shadow: 0 20px 42px rgba(0, 0, 0, 0.24);
  --surface: linear-gradient(180deg, rgba(34, 34, 34, 0.86), rgba(22, 22, 22, 0.8));
  --surface-soft: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f4ef;
  --bg-top: #fbfaf7;
  --bg-bottom: #efede7;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.92);
  --panel-soft: rgba(17, 17, 17, 0.025);
  --line: rgba(23, 23, 23, 0.08);
  --line-strong: rgba(23, 23, 23, 0.16);
  --text: #191919;
  --muted: #6f6f6a;
  --primary: #4f5f58;
  --primary-strong: #242424;
  --primary-soft: rgba(79, 95, 88, 0.08);
  --danger: #b65151;
  --shadow: 0 18px 36px rgba(17, 17, 17, 0.08);
  --surface: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 244, 239, 0.88));
  --surface-soft: linear-gradient(180deg, rgba(17, 17, 17, 0.02), rgba(17, 17, 17, 0.01));
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "SF Pro Display", "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.05), transparent 22%),
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.03), transparent 18%),
    linear-gradient(180deg, var(--bg-top) 0%, #111516 44%, var(--bg-bottom) 100%);
}

:root[data-theme="light"] body {
  background:
    radial-gradient(circle at top left, rgba(17, 17, 17, 0.035), transparent 22%),
    radial-gradient(circle at top right, rgba(17, 17, 17, 0.02), transparent 18%),
    linear-gradient(180deg, var(--bg-top) 0%, #f4f2ed 44%, var(--bg-bottom) 100%);
}

button, input { font: inherit; }
select { font: inherit; }
h1, h2, h3, p { margin: 0; }

.shell { min-height: 100vh; }

.sidebar {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 10px 18px 9px;
  border-bottom: 1px solid var(--line);
  background: rgba(14, 14, 14, 0.82);
  backdrop-filter: blur(24px) saturate(145%);
  -webkit-backdrop-filter: blur(24px) saturate(145%);
  display: grid;
  gap: 8px;
}

.sidebar__navrow,
.sidebar__meta {
  display: grid;
  align-items: center;
  gap: 10px;
}

.sidebar__navrow {
  grid-template-columns: auto minmax(0, 1fr);
}

.sidebar__meta {
  grid-template-columns: auto minmax(250px, 330px) minmax(320px, 1fr);
}

.brand,
.sidebar__panel,
.topbar,
.card,
.alert-banner {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.brand,
.sidebar__panel,
.topbar,
.card {
  padding: 16px;
}

.eyebrow,
.card__label,
.muted {
  color: var(--muted);
}

.brand {
  min-width: 0;
  padding: 9px 14px 8px;
  border-radius: 16px;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.05), transparent 54%),
    linear-gradient(180deg, rgba(38, 38, 38, 0.84), rgba(24, 24, 24, 0.8));
}

.brand h1 {
  margin-top: 2px;
  font-size: 0.96rem;
  line-height: 1;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.brand .eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand .muted {
  display: none;
}

.nav,
.sidebar__actions,
.status-stack,
.link-grid,
.settings-list,
.timeline-list {
  display: grid;
  gap: 10px;
}

.graph-selector-desktop,
.parameter-grid,
.sensor-detail,
.sensor-detail__kpis {
  display: grid;
  gap: 12px;
}

.nav {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  align-items: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(34, 34, 34, 0.72), rgba(22, 22, 22, 0.76));
  box-shadow: var(--shadow);
}

.sidebar__panel {
  min-width: 0;
  padding: 10px 12px;
  border-radius: 16px;
}

.menu-dropdown {
  position: relative;
  min-width: 0;
}

.menu-dropdown__toggle {
  padding: 9px 13px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1;
  white-space: nowrap;
}

.menu-dropdown__toggle::after {
  content: "⌄";
  margin-left: 8px;
  font-size: 0.8em;
  opacity: 0.8;
}

.menu-dropdown.is-open .menu-dropdown__toggle::after {
  content: "⌃";
}

.menu-dropdown__panel {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  width: min(360px, calc(100vw - 24px));
  padding: 14px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.04), transparent 48%),
    linear-gradient(180deg, rgba(40, 40, 40, 0.95), rgba(24, 24, 24, 0.93));
  box-shadow: var(--shadow);
}

.nav__item,
.button,
.period-tab {
  border: 1px solid transparent;
  border-radius: 16px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.nav__item,
.period-tab,
.button {
  padding: 12px 14px;
  text-align: left;
}

.nav__item {
  width: 100%;
  padding: 10px 8px 9px;
  text-align: center;
  white-space: nowrap;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1;
}

.nav__item:hover,
.button:hover,
.period-tab:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
}

.nav__item.is-active,
.period-tab.is-active {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.06));
  border-color: rgba(255, 255, 255, 0.14);
  color: var(--primary-strong);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}

.button {
  background: rgba(255,255,255,0.03);
  border-color: var(--line);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.button--primary {
  background: linear-gradient(135deg, #f4f4ef, #d6d6cf);
  color: #111111;
  border-color: transparent;
}

.button--ghost {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.button--danger {
  color: #ffd7d7;
  background: rgba(128, 28, 28, 0.35);
  border-color: rgba(255, 107, 107, 0.35);
}

:root[data-theme="light"] .button--danger {
  color: #7a1f1f;
  background: rgba(182, 81, 81, 0.12);
  border-color: rgba(182, 81, 81, 0.2);
}

.content {
  padding: 16px 20px 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.topbar h2 {
  margin-top: 4px;
  font-size: clamp(1.7rem, 2.6vw, 2.8rem);
  letter-spacing: -0.05em;
}

.topbar__status {
  display: flex;
  gap: 10px;
}

.kpi-pill,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.badge[data-status="live"] {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.18);
}

.badge[data-status="waiting"] {
  background: rgba(214, 214, 214, 0.12);
  color: #ededed;
  border-color: rgba(214, 214, 214, 0.16);
}

.badge[data-status="stale"] {
  background: rgba(201, 193, 170, 0.12);
  color: #ece5d1;
  border-color: rgba(201, 193, 170, 0.18);
}

.badge[data-status="lagging"],
.badge[data-status="offline"] {
  background: rgba(233, 141, 141, 0.14);
  color: #ffd0d0;
  border-color: rgba(233, 141, 141, 0.28);
}

.alert-banner {
  margin-top: 14px;
  padding: 13px 16px;
  color: #ffe0e0;
  background: linear-gradient(180deg, rgba(82, 36, 36, 0.92), rgba(63, 25, 25, 0.92));
}

:root[data-theme="light"] .alert-banner {
  color: #7a1f1f;
  background: linear-gradient(180deg, rgba(182, 81, 81, 0.12), rgba(182, 81, 81, 0.08));
}

.view {
  display: none;
  margin-top: 16px;
}

.view.is-active {
  display: block;
}

.hero,
.dual-metrics-grid,
.triple-metrics-grid,
.overview-priority-grid,
.profiles-grid,
.graphics-grid,
.missions-grid,
.settings-grid {
  display: grid;
  gap: 14px;
}

.hero {
  grid-template-columns: 1.7fr 0.95fr;
  margin-bottom: 14px;
  padding: 18px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.05), transparent 34%),
    linear-gradient(180deg, rgba(40, 40, 40, 0.95), rgba(24, 24, 24, 0.92));
}

.hero__copy,
.report-summary {
  margin-top: 10px;
  line-height: 1.58;
  color: var(--muted);
}

.hero__summary {
  display: grid;
  gap: 10px;
}

.hero__metric,
.data-card,
.report-box {
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
}

.metric {
  display: inline-block;
  margin-top: 10px;
  font-size: clamp(1.7rem, 2.2vw, 2.5rem);
  line-height: 1;
}

.metric--xl { font-size: clamp(2.6rem, 4vw, 4rem); }
.metric--sm { font-size: 1.08rem; line-height: 1.45; }

.dual-metrics-grid,
.overview-priority-grid,
.profiles-grid,
.graphics-grid,
.missions-grid,
.settings-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.graphics-grid > :first-child,
.graphics-grid > :last-child {
  grid-column: 1 / -1;
}

.triple-metrics-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 14px;
}

.parameter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.graph-selector-desktop { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 14px; }
.sensor-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 14px; }
.sensor-menu { display: grid; gap: 8px; align-content: start; }
.sensor-detail { align-content: start; }
.sensor-detail__hero { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; }
.settings-list--checks { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.check-row input { accent-color: var(--primary); }

.chart-tile {
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
}

.sensor-link,
.graph-toggle {
  border: 1px solid transparent;
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  color: var(--text);
  cursor: pointer;
  padding: 9px 11px;
  text-align: left;
}

.sensor-link.is-active,
.graph-toggle.is-active {
  background: var(--primary-soft);
  border-color: rgba(191, 215, 204, 0.24);
  color: var(--primary-strong);
}

.sensor-link,
.graph-toggle,
.chart-tile {
  --sensor-color: var(--primary);
  --sensor-soft: var(--primary-soft);
}

.sensor-link,
.graph-toggle {
  border-color: var(--sensor-soft);
}

.sensor-link:hover,
.graph-toggle:hover {
  border-color: var(--sensor-color);
  box-shadow: 0 0 0 1px var(--sensor-color) inset;
}

.sensor-link.is-active,
.graph-toggle.is-active {
  background: var(--sensor-soft);
  border-color: var(--sensor-color);
  color: var(--sensor-color);
  box-shadow: 0 0 0 1px var(--sensor-color) inset;
}

.chart-tile {
  border-color: var(--sensor-soft);
  background: linear-gradient(180deg, var(--sensor-soft), rgba(255,255,255,0.02));
}

.chart-tile .card__label,
.chart-tile h3 {
  color: var(--sensor-color);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

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

.metric-grid div span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

.metric-grid div strong {
  display: block;
  margin-top: 6px;
  font-size: 1.32rem;
}

.wind-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  align-items: center;
  margin-top: 14px;
}

.wind-direction {
  width: 152px;
  height: 152px;
  margin: 0 auto;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.02);
}

.wind-arrow {
  width: 4px;
  height: 68px;
  background: linear-gradient(180deg, var(--primary-strong), rgba(154,196,180,0.1));
  position: relative;
  transform-origin: center bottom;
}

.wind-arrow::before {
  content: "";
  position: absolute;
  top: -12px;
  left: -6px;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 18px solid var(--primary-strong);
}

.chart {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 12px;
}

.chart--large {
  min-height: 320px;
}

.link-stat,
.setting-row,
.mission-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.link-stat,
.setting-row {
  padding: 8px 0;
  border-bottom: 1px solid rgba(210, 220, 216, 0.08);
}

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

.sidebar__actions .button {
  flex: 0 0 auto;
  padding: 8px 11px;
  border-radius: 12px;
  font-size: 0.88rem;
  white-space: nowrap;
}

.status-stack {
  gap: 4px;
}

.status-stack strong {
  font-size: 0.95rem;
}

.status-stack .muted {
  font-size: 0.82rem;
}

.link-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px 12px;
}

.sidebar__panel .link-stat {
  padding: 0;
  border-bottom: 0;
  font-size: 0.9rem;
}

.sidebar__panel--status,
.sidebar__panel--winch {
  background: linear-gradient(180deg, rgba(36, 36, 36, 0.78), rgba(22, 22, 22, 0.72));
}

.sidebar__panel--status .card__label,
.sidebar__panel--winch .card__label {
  margin-bottom: 6px;
}

.settings-list--form input,
.settings-list--form select {
  width: 180px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
  color: var(--text);
}

.mission-actions { margin-top: 12px; }
.period-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.reset-actions { display: grid; gap: 10px; margin-top: 12px; }

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

.history-table {
  width: 100%;
  border-collapse: collapse;
}

.history-table th,
.history-table td {
  padding: 12px 8px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

@media (max-width: 1200px) {
  .hero,
  .dual-metrics-grid,
  .triple-metrics-grid,
  .overview-priority-grid,
  .profiles-grid,
  .graphics-grid,
  .missions-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .graphics-grid > :first-child,
  .graphics-grid > :last-child {
    grid-column: auto;
  }

  .metric-grid--wide { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .parameter-grid, .settings-list--checks, .sensor-detail__hero { grid-template-columns: 1fr; }

  .sidebar__navrow,
  .sidebar__meta {
    grid-template-columns: 1fr;
  }

  .brand {
    display: none;
  }

  .nav {
    grid-template-columns: repeat(7, minmax(112px, 1fr));
    overflow-x: auto;
    scrollbar-width: none;
  }

  .nav::-webkit-scrollbar { display: none; }
}

@media (max-width: 980px) {
  .sensor-layout { grid-template-columns: 1fr; }
  .sidebar { padding: 10px 12px 8px; }
  .content { padding: 14px; }
  .topbar { flex-direction: column; align-items: flex-start; }
  .topbar__status { flex-wrap: wrap; }
  .link-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

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

  .wind-card { grid-template-columns: 1fr; }
  .chart--large { min-height: 240px; }
  .link-grid { grid-template-columns: 1fr; }
  .sidebar { padding: 10px 10px 8px; }

  .nav {
    grid-template-columns: repeat(7, minmax(112px, 1fr));
    border-radius: 14px;
  }

  .nav__item {
    padding: 9px 10px;
    font-size: 0.86rem;
  }

  .sidebar__panel {
    padding: 9px 10px;
  }

  .menu-dropdown {
    width: 100%;
  }

  .menu-dropdown__toggle {
    width: 100%;
    justify-content: center;
  }

  .menu-dropdown__panel {
    top: calc(100% + 8px);
    left: 0;
    width: 100%;
  }

  .sidebar__actions .button {
    flex-basis: auto;
  }
}