:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fbff;
  --line: #d9e3ef;
  --line-strong: #b7c9db;
  --text: #172033;
  --muted: #637083;
  --primary: #1769aa;
  --primary-soft: #e8f3fb;
  --teal: #158f8b;
  --green: #2f8f4e;
  --yellow: #b98200;
  --orange: #d96b1f;
  --red: #cc3d3d;
  --shadow: 0 10px 24px rgba(23, 44, 77, 0.08);
  --radius: 8px;
  --sidebar: 260px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  background: var(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  font-size: 14px;
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  background: var(--surface);
  border-right: 1px solid var(--line);
  z-index: 20;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 22px 20px 18px;
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--teal));
  box-shadow: 0 8px 16px rgba(23, 105, 170, 0.18);
}

.brand-mark svg,
.nav-icon svg,
.btn svg,
.status-icon svg {
  width: 19px;
  height: 19px;
  display: block;
}

.brand-title {
  font-weight: 700;
  line-height: 1.35;
  font-size: 15px;
}

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

.nav {
  padding: 12px;
}

.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 42px;
  padding: 0 12px;
  border-radius: 8px;
  color: #344255;
  margin-bottom: 4px;
}

.nav a:hover {
  background: var(--surface-soft);
}

.nav a.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 700;
}

.nav-icon {
  width: 24px;
  display: grid;
  place-items: center;
}

.sidebar-foot {
  margin: 14px 12px 20px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  color: var(--muted);
  line-height: 1.65;
  font-size: 12px;
}

.main {
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(244, 247, 251, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 28px;
}

.btn.menu-btn {
  display: none;
}

.page-heading {
  min-width: 220px;
  flex: 1 1 auto;
}

.page-heading h1 {
  margin: 0;
  font-size: 22px;
  line-height: 1.25;
}

.page-heading p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.filters {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr)) minmax(190px, 1.2fr);
  gap: 10px;
  align-items: end;
}

.field label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 5px;
}

.field select,
.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  padding: 9px 10px;
  min-height: 38px;
}

.field textarea {
  min-height: 88px;
  resize: vertical;
}

.field select:focus,
.field input:focus,
.field textarea:focus {
  outline: 2px solid rgba(23, 105, 170, 0.16);
  border-color: var(--primary);
}

.content {
  padding: 24px 28px 34px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.toolbar-left,
.toolbar-right,
.btn-row,
.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.btn {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  color: #243245;
  min-height: 38px;
  padding: 8px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  cursor: pointer;
}

.btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

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

.btn.success {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.btn.danger {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.btn.small {
  min-height: 32px;
  padding: 6px 10px;
  font-size: 12px;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

.btn.ghost {
  border-color: transparent;
  background: transparent;
}

.segmented {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 3px;
  background: var(--surface);
}

.segment {
  border: 0;
  border-radius: 6px;
  background: transparent;
  min-height: 30px;
  padding: 5px 12px;
  cursor: pointer;
  color: var(--muted);
}

.segment.active {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
}

.grid {
  display: grid;
  gap: 16px;
}

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

.grid.two {
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.8fr);
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.entry-layout {
  grid-template-columns: 220px minmax(0, 1fr) 300px;
  align-items: start;
}

.panel,
.metric-card,
.status-card,
.feedback-item,
.report-card,
.risk-card,
.setting-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel {
  padding: 18px;
  min-width: 0;
}

.panel-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
}

.panel-title {
  margin: 0;
  font-size: 16px;
}

.panel-note {
  color: var(--muted);
  margin: 5px 0 0;
  font-size: 12px;
}

.metric-card {
  padding: 16px;
  display: grid;
  gap: 11px;
  min-height: 132px;
}

.metric-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  flex-wrap: wrap;
}

.metric-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--primary);
  background: var(--primary-soft);
}

.metric-value {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: 27px;
  font-weight: 750;
}

.metric-value small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.feed-type-line {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
  margin-top: -4px;
}

.feed-type-line strong {
  color: var(--primary);
  font-weight: 600;
}

.feed-amount-list {
  display: grid;
  gap: 6px;
  margin: 8px 0 12px;
}

.feed-amount-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 9px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.feed-amount-row strong {
  color: var(--primary);
  font-size: 13px;
  white-space: nowrap;
}

.seedling-amount-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  row-gap: 2px;
}

.seedling-amount-row em {
  grid-column: 1 / -1;
  color: var(--green);
  font-style: normal;
  font-size: 12px;
}

.metric-foot {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  flex-wrap: wrap;
}

.dashboard-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.dashboard-tab {
  border: 0;
  border-radius: 6px;
  padding: 8px 14px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.dashboard-tab.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 700;
}

.dashboard-view {
  display: none;
}

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

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

.production-area.active {
  display: block;
}

.production-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.2fr);
  gap: 16px;
  align-items: stretch;
}

.production-hero-copy,
.monitor-card,
.monitor-kpi {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.production-hero-copy {
  padding: 18px;
}

.production-hero-copy h2 {
  margin: 0 0 8px;
  font-size: 22px;
}

.production-hero-copy p {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.7;
}

.monitor-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.monitor-kpi {
  padding: 12px;
  background: var(--surface-soft);
}

.monitor-kpi span,
.monitor-card-head span,
.monitor-meta-row {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.monitor-kpi strong {
  display: block;
  margin: 5px 0;
  color: var(--text);
  font-size: 18px;
}

.monitor-kpi em {
  color: var(--muted);
  font-style: normal;
  font-size: 12px;
}

.monitor-grid {
  display: grid;
  gap: 12px;
}

.cage-monitor-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.hatchery-env-monitors {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.monitor-card {
  min-width: 0;
  padding: 12px;
  box-shadow: none;
}

.monitor-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.monitor-card-head strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.more-btn {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
  min-height: 26px;
  padding: 3px 10px;
  cursor: pointer;
  white-space: nowrap;
}

.more-btn:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.monitor-feed {
  position: relative;
  min-height: 150px;
  overflow: hidden;
  border-radius: 8px;
  background: #dcecf4;
  border: 1px solid var(--line);
}

.production-hero .monitor-feed {
  min-height: 280px;
}

.monitor-sky,
.monitor-water,
.monitor-net {
  position: absolute;
  left: 0;
  right: 0;
}

.monitor-sky {
  top: 0;
  height: 45%;
  background: linear-gradient(180deg, #b7d9ee, #e7f3fb);
}

.monitor-water {
  bottom: 0;
  height: 62%;
  background:
    repeating-linear-gradient(165deg, rgba(255,255,255,0.18) 0 10px, transparent 10px 28px),
    linear-gradient(180deg, #51a4bc, #176f8a);
}

.monitor-net {
  left: 12%;
  right: 12%;
  top: 42%;
  bottom: 12%;
  border: 2px solid rgba(255,255,255,0.58);
  background:
    linear-gradient(90deg, transparent 48%, rgba(255,255,255,0.32) 49% 51%, transparent 52%),
    linear-gradient(0deg, transparent 48%, rgba(255,255,255,0.25) 49% 51%, transparent 52%);
  background-size: 34px 34px;
  transform: perspective(260px) rotateX(50deg);
}

.monitor-feed.warn .monitor-water {
  background: linear-gradient(180deg, #75a9b8, #7b8f6a);
}

.monitor-feed.cool .monitor-water {
  background: linear-gradient(180deg, #4894a8, #115f85);
}

.monitor-live,
.monitor-time,
.monitor-overlay {
  position: absolute;
  z-index: 2;
  border-radius: 999px;
  background: rgba(10, 24, 38, 0.62);
  color: #fff;
  font-size: 12px;
}

.monitor-live {
  left: 10px;
  top: 10px;
  padding: 4px 8px;
}

.monitor-time {
  right: 10px;
  top: 10px;
  padding: 4px 8px;
}

.monitor-overlay {
  left: 14px;
  bottom: 14px;
  padding: 6px 10px;
}

.monitor-meta-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 9px;
}

.cage-monitor-detail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.cage-monitor-detail .monitor-feed {
  min-height: 170px;
}

.hatchery-overview,
.hatchery-parent-grid,
.nursery-grid,
.hatchery-chart-grid {
  display: grid;
  gap: 12px;
}

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

.hatchery-env-card,
.hatchery-parent-card,
.nursery-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.hatchery-env-card {
  padding: 16px;
}

.hatchery-env-card span,
.hatchery-kpis span,
.hatchery-card-head span,
.hatchery-feed-list span,
.trace-result span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.hatchery-env-card strong {
  display: block;
  margin-top: 6px;
  font-size: 24px;
  color: var(--primary);
}

.hatchery-env-card em,
.hatchery-kpis em {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
}

.hatchery-chart-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hatchery-parent-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hatchery-parent-card,
.nursery-card {
  padding: 14px;
}

.hatchery-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.hatchery-card-head strong {
  display: block;
  font-size: 15px;
}

.hatchery-kpis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.hatchery-kpis > div {
  min-width: 0;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.hatchery-kpis strong {
  display: block;
  margin-top: 4px;
  color: var(--text);
  font-size: 15px;
}

.hatchery-parent-card h4 {
  margin: 14px 0 8px;
  font-size: 13px;
}

.hatchery-feed-list {
  display: grid;
  gap: 6px;
}

.hatchery-feed-list div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.hatchery-feed-list strong {
  white-space: nowrap;
  color: var(--primary);
  font-size: 12px;
}

.hatchery-trace {
  display: grid;
  gap: 12px;
}

.trace-result {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.trace-result strong {
  font-size: 16px;
}

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

.nursery-kpis {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tag,
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  line-height: 1.25;
  background: #eef3f8;
  color: #415267;
  white-space: nowrap;
}

.tag.blue,
.status-pill.info {
  color: var(--primary);
  background: var(--primary-soft);
}

.tag.green,
.status-pill.done {
  color: var(--green);
  background: #eaf6ee;
}

.tag.yellow,
.status-pill.warn {
  color: var(--yellow);
  background: #fff5db;
}

.tag.orange,
.status-pill.pending {
  color: var(--orange);
  background: #fff0e8;
}

.tag.red,
.status-pill.danger {
  color: var(--red);
  background: #fff0f0;
}

.chart-box {
  min-height: 280px;
  overflow: hidden;
}

.chart-box.compact {
  min-height: 210px;
}

.donut-box .chart-svg {
  max-width: 320px;
  margin: 0 auto;
}

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

.chart-axis {
  stroke: #cbd7e6;
  stroke-width: 1;
}

.chart-grid {
  stroke: #e9eff6;
  stroke-width: 1;
}

.chart-line {
  fill: none;
  stroke: var(--primary);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.chart-area {
  fill: rgba(23, 105, 170, 0.1);
}

.chart-dot {
  fill: var(--surface);
  stroke: var(--primary);
  stroke-width: 2;
}

.chart-dot.warn {
  fill: var(--orange);
  stroke: #fff;
}

.chart-bar {
  fill: var(--teal);
  opacity: 0.88;
}

.chart-bar.alt {
  fill: var(--primary);
}

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

.chart-title {
  fill: var(--text);
  font-size: 13px;
  font-weight: 700;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

th {
  color: #405169;
  background: var(--surface-soft);
  font-weight: 700;
  font-size: 12px;
}

tbody tr:hover {
  background: #fbfdff;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.muted {
  color: var(--muted);
}

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

.list-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.list-main strong {
  display: block;
  margin-bottom: 4px;
}

.list-main span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.data-type-list {
  display: grid;
  gap: 8px;
}

.data-type {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px;
  background: var(--surface);
  cursor: pointer;
  text-align: left;
}

.data-type.active {
  border-color: var(--primary);
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
}

.paste-box {
  width: 100%;
  min-height: 236px;
  border: 1px dashed var(--line-strong);
  border-radius: 8px;
  background: #fcfdff;
  padding: 12px;
  overflow: auto;
}

.paste-box textarea {
  width: 100%;
  min-height: 210px;
  border: 0;
  outline: 0;
  resize: vertical;
  background: transparent;
  color: var(--text);
  line-height: 1.7;
}

.check-list {
  display: grid;
  gap: 9px;
}

.check-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  padding: 10px;
  border-radius: 8px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
}

.manual-entry-layout {
  grid-template-columns: 260px minmax(0, 1fr) 360px;
}

.permission-note,
.collection-rules,
.usage-box,
.manual-db-preview {
  margin-top: 12px;
}

.permission-note,
.collection-rules > div,
.usage-box,
.device-readonly,
.manual-inputs {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 12px;
}

.permission-note strong,
.collection-rules strong,
.usage-box strong,
.manual-db-preview h3,
.device-readonly h3,
.manual-inputs h3 {
  display: block;
  margin: 0 0 8px;
  font-size: 14px;
}

.permission-note span,
.collection-rules span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.manual-form,
.collection-rules {
  display: grid;
  gap: 12px;
}

.manual-form-grid,
.manual-field-grid,
.readonly-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.readonly-grid > div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 10px;
}

.readonly-grid span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 4px;
}

.readonly-grid strong {
  display: block;
  color: var(--primary);
  font-size: 15px;
}

.manual-wide {
  grid-column: 1 / -1;
}

.usage-box ol {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.75;
  font-size: 12px;
}

.check-item.ok {
  border-color: #bfe3c7;
}

.check-item.warn {
  border-color: #ffd28d;
}

.check-item.error {
  border-color: #ffc2c2;
}

.status-icon {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  flex: 0 0 auto;
}

.status-icon.ok {
  color: var(--green);
  background: #eaf6ee;
}

.status-icon.warn {
  color: var(--orange);
  background: #fff0e8;
}

.status-icon.error {
  color: var(--red);
  background: #fff0f0;
}

.risk-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.risk-card {
  padding: 16px;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.risk-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.risk-card h3,
.report-card h3,
.setting-block h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.risk-meta,
.report-meta {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.risk-score {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
}

.score-number {
  font-size: 28px;
  font-weight: 750;
}

.feedback-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feedback-item {
  overflow: hidden;
}

.feedback-img {
  height: 150px;
  background: var(--surface-soft);
  display: grid;
  place-items: center;
}

.feedback-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.feedback-body {
  padding: 14px;
}

.feedback-body h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.timeline {
  display: grid;
  gap: 12px;
  position: relative;
}

.timeline-item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-soft);
}

.report-grid,
.settings-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.report-card,
.setting-block {
  padding: 16px;
}

.preview-sheet {
  margin: 12px 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.preview-line {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.preview-line:last-child {
  border-bottom: 0;
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) 300px;
  gap: 18px;
  align-items: center;
}

.hero-panel img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 28px 16px;
}

.empty-state img {
  width: min(240px, 70%);
  display: block;
  margin: 0 auto 16px;
}

.toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 50;
  max-width: min(360px, calc(100vw - 44px));
  padding: 12px 14px;
  border-radius: 8px;
  color: #fff;
  background: #1b2d42;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.16);
  transform: translateY(12px);
  opacity: 0;
  pointer-events: none;
  transition: 0.18s ease;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(13, 28, 45, 0.42);
}

.modal-backdrop.show {
  display: flex;
}

.modal {
  width: min(620px, 100%);
  background: var(--surface);
  border-radius: 8px;
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(11, 28, 48, 0.2);
  overflow: hidden;
}

.modal-head,
.modal-foot {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.modal-foot {
  border-top: 1px solid var(--line);
  border-bottom: 0;
  justify-content: flex-end;
}

.modal-body {
  padding: 18px;
  line-height: 1.75;
}

.close-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 8px;
  cursor: pointer;
}

.page-cover {
  display: none;
}

@media (max-width: 1180px) {
  .grid.metrics,
  .report-grid,
  .settings-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid.two,
  .hero-panel,
  .grid.entry-layout {
    grid-template-columns: 1fr;
  }

  .manual-entry-layout,
  .manual-form-grid,
  .manual-field-grid,
  .readonly-grid {
    grid-template-columns: 1fr;
  }

  .risk-grid,
  .feedback-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .filters {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }
}

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(84vw, 300px);
    transform: translateX(-105%);
    transition: transform 0.2s ease;
    box-shadow: 18px 0 34px rgba(14, 32, 52, 0.16);
  }

  body.nav-open .sidebar {
    transform: translateX(0);
  }

  .page-cover {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 15;
    background: rgba(16, 36, 58, 0.24);
  }

  body.nav-open .page-cover {
    display: block;
  }

  .btn.menu-btn {
    display: inline-flex;
    flex: 0 0 42px;
    width: 42px;
    padding: 8px;
  }

  .topbar-inner {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 12px 16px;
  }

  .page-heading {
    min-width: 0;
    flex: 1 1 0;
  }

  .page-heading h1 {
    font-size: 18px;
  }

  .filters {
    width: 100%;
    grid-template-columns: 1fr 1fr;
  }

  .content {
    padding: 16px;
  }

  .grid.metrics,
  .grid.three,
  .risk-grid,
  .feedback-board,
  .report-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .metric-card {
    min-height: auto;
  }

  .panel {
    padding: 14px;
  }
}

@media (max-width: 520px) {
  .filters {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .toolbar-left,
  .toolbar-right,
  .btn-row {
    align-items: stretch;
  }

  .toolbar-left,
  .toolbar-right,
  .btn-row,
  .btn,
  .segmented {
    width: 100%;
  }

  .btn.menu-btn {
    width: 42px;
    flex: 0 0 42px;
  }

  .segment {
    flex: 1 1 0;
  }

  .modal-backdrop {
    align-items: flex-end;
    padding: 0;
  }

  .modal {
    border-radius: 8px 8px 0 0;
  }
}


.base-summary-grid-wrap {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.base-summary-card {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.base-summary-head,
.cage-card-head,
.cage-card-foot {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.base-summary-head h3 {
  margin: 0 0 5px;
  font-size: 16px;
}

.base-summary-head p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.base-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.base-summary-grid div,
.detail-kv {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 10px;
}

.base-summary-grid span,
.cage-metric span,
.detail-kv span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 5px;
}

.base-summary-grid strong,
.cage-metric strong,
.detail-kv strong {
  display: block;
  color: var(--text);
  font-size: 15px;
  line-height: 1.35;
}

.base-cage-list {
  display: grid;
  gap: 14px;
}

.base-cage-panel {
  box-shadow: none;
}

.cage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.cage-card {
  min-width: 0;
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 14px;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.cage-card.harvested {
  border-color: rgba(211, 64, 64, 0.55);
  background: #fff6f6;
}

.cage-card.harvested .status-pill {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.cage-card:hover,
.cage-card:focus-visible {
  border-color: var(--primary);
  box-shadow: 0 8px 18px rgba(23, 105, 170, 0.12);
  transform: translateY(-1px);
  outline: none;
}

.cage-card-head strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.cage-card-head span,
.cage-card-foot {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.cage-card-foot span:first-child {
  min-width: 0;
}

.cage-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

.cage-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0;
}

.cage-metric {
  min-width: 0;
  border-radius: 8px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  padding: 9px;
}

.cage-detail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.detail-kv.wide {
  grid-column: 1 / -1;
}

.harvest-form {
  display: grid;
  gap: 12px;
}

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

.harvest-form input {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
}

.harvest-estimate,
.harvest-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 12px;
}

.harvest-estimate span,
.harvest-total span {
  color: var(--muted);
}

.harvest-estimate strong {
  color: var(--primary);
  font-size: 16px;
}

.harvest-total strong {
  color: var(--red);
  font-size: 18px;
}

@media (max-width: 1180px) {
  .production-hero {
    grid-template-columns: 1fr;
  }

  .monitor-kpi-grid,
  .hatchery-monitor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cage-monitor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .base-summary-grid-wrap,
  .cage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .base-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .monitor-kpi-grid,
  .cage-monitor-grid,
  .hatchery-monitor-grid,
  .hatchery-env-monitors,
  .cage-monitor-detail {
    grid-template-columns: 1fr;
  }

  .production-hero .monitor-feed {
    min-height: 220px;
  }

  .base-summary-grid-wrap,
  .cage-grid,
  .cage-detail {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .base-summary-grid,
  .cage-metrics {
    grid-template-columns: 1fr;
  }
}


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

.metric-breakdown {
  display: grid;
  gap: 6px;
}

.metric-breakdown-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 9px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
}

.metric-breakdown-row strong {
  color: var(--primary);
  white-space: nowrap;
}

.base-title-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.base-title-row h2,
.base-title-row h3 {
  margin: 0;
}

.cage-metric em {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-style: normal;
  font-size: 11px;
  line-height: 1.35;
}

@media (max-width: 1180px) {
  .dashboard-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nursery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .dashboard-metrics,
  .hatchery-overview,
  .hatchery-parent-grid,
  .hatchery-chart-grid,
  .nursery-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-tabs {
    width: 100%;
  }

  .dashboard-tab {
    flex: 1 1 0;
  }
}