:root {
  color-scheme: dark;
  --bg: #050505;
  --surface: #101010;
  --surface-2: #1a1a1a;
  --surface-3: #242424;
  --line: rgba(255, 255, 255, 0.13);
  --text: #f7f7f7;
  --muted: #a4a4a4;
  --soft: #d8d8d8;
  --accent: #ffffff;
  --critical: #ff5a5f;
  --high: #f5b84b;
  --medium: #6fb7ff;
  --low: #8adf9b;
  --critical-line: #ffffff;
  --high-line: #cfcfcf;
  --medium-line: #9a9a9a;
  --low-line: #666666;
  --risk-critical: #ff6b70;
  --risk-high: #ffd166;
  --risk-medium: #2f80ed;
  --risk-low: #128a3d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
select {
  font: inherit;
}

.app-shell {
  display: grid;
  grid-template-columns: 252px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px;
  border-right: 1px solid var(--line);
  background: #080808;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  background: var(--accent);
  color: #050505;
  font-size: 30px;
  font-weight: 900;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  letter-spacing: 0.12em;
}

.nav-list {
  display: grid;
  gap: 8px;
  margin-top: 42px;
}

.nav-list a {
  padding: 12px 14px;
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
}

.nav-list a:hover,
.nav-list a.active {
  background: var(--surface-3);
  color: var(--text);
}

.sidebar-status {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
}

.pulse {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.1);
}

main {
  padding: 28px;
}

.topbar,
.panel-heading,
.status-row,
.topbar-actions {
  display: flex;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--soft);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 4.5rem);
  line-height: 0.95;
}

h2 {
  margin-bottom: 0;
  font-size: 1.1rem;
}

.topbar-actions {
  gap: 10px;
}

.icon-button,
.primary-button,
.secondary-button,
select {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}

.icon-button {
  width: 42px;
  font-weight: 900;
  cursor: pointer;
}

.primary-button {
  padding: 0 16px;
  background: var(--accent);
  color: #050505;
  font-weight: 800;
  cursor: pointer;
}

.secondary-button {
  padding: 0 14px;
  background: var(--surface-3);
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
}

select {
  padding: 0 12px;
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 1.15fr);
  gap: 26px;
  align-items: center;
  margin-bottom: 18px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.hero-copy h2 {
  margin: 16px 0 14px;
  font-size: clamp(1.8rem, 3vw, 3.35rem);
  line-height: 1;
}

.hero-copy p {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.soc-map {
  position: relative;
  width: 100%;
  min-height: 360px;
  max-height: 420px;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.08), transparent 34%),
    #080808;
  background-size: 34px 34px, 34px 34px, auto, auto;
  touch-action: none;
}

.soc-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.soc-lines line {
  stroke: rgba(255, 255, 255, 0.44);
  stroke-width: 0.42;
  stroke-dasharray: 4 4;
  animation: flowLine 2.4s linear infinite;
}

.soc-core,
.soc-node {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 16, 16, 0.92);
  color: var(--text);
  cursor: grab;
  user-select: none;
  transform: translate(-50%, -50%);
  box-shadow: 0 18px 35px rgba(0, 0, 0, 0.32);
  touch-action: none;
}

.soc-core:active,
.soc-node:active,
.soc-core.dragging,
.soc-node.dragging {
  cursor: grabbing;
}

.soc-core {
  display: grid;
  gap: 10px;
  place-items: center;
  width: 148px;
  min-height: 132px;
  padding: 14px;
  text-align: center;
}

.soc-core span {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border-radius: 999px;
  background: var(--accent);
  color: #050505;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
  animation: corePulse 2.2s ease-in-out infinite;
}

.soc-core strong {
  max-width: 12ch;
  font-size: 0.9rem;
  line-height: 1.15;
}

.soc-node {
  display: grid;
  gap: 3px;
  min-width: 132px;
  padding: 12px;
  text-align: left;
}

.soc-node strong,
.soc-node span {
  pointer-events: none;
}

.soc-node strong {
  font-size: 0.95rem;
}

.soc-node span {
  color: var(--muted);
  font-size: 0.78rem;
}

.soc-node.active,
.soc-core.active {
  border-color: rgba(255, 255, 255, 0.7);
  background: rgba(28, 28, 28, 0.96);
}

@keyframes flowLine {
  to {
    stroke-dashoffset: -16;
  }
}

@keyframes corePulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.18);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(255, 255, 255, 0);
  }
}

.guide-panel {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(320px, 1.15fr);
  gap: 22px;
  align-items: start;
  margin-bottom: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0b0b0b;
}

.guide-panel p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.6;
}

.guide-grid,
.glossary-list {
  display: grid;
  gap: 10px;
}

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

.guide-grid article,
.glossary-list article {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.025);
}

.guide-grid strong,
.guide-grid span,
.glossary-list strong,
.glossary-list span {
  display: block;
}

.guide-grid span,
.glossary-list span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.status-row {
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.badge-green {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.badge-amber {
  background: rgba(255, 255, 255, 0.07);
  color: var(--soft);
}

.metric-grid,
.intel-grid,
.dashboard-grid {
  display: grid;
  gap: 18px;
}

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 18px;
}

.intel-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 18px;
}

.metric,
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.metric {
  padding: 18px;
}

.metric span,
.metric small {
  display: block;
  color: var(--muted);
}

.metric strong {
  display: block;
  margin: 8px 0 4px;
  font-size: 2.2rem;
  line-height: 1;
}

.trend-up {
  color: var(--soft) !important;
}

.trend-down {
  color: var(--text) !important;
}

.dashboard-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
}

.panel {
  min-width: 0;
  padding: 20px;
}

.wide {
  grid-row: span 2;
}

.panel-heading {
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.guide-dialog {
  width: min(720px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: var(--surface);
  color: var(--text);
}

.guide-dialog::backdrop {
  background: rgba(0, 0, 0, 0.62);
}

.dialog-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.incident-list,
.intel-list,
.asset-list,
.control-stack {
  display: grid;
  gap: 12px;
}

.incident,
.intel-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 74px;
  padding: 14px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--medium-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.025);
}

.incident.critical,
.intel-item.critical {
  border-left-color: var(--critical-line);
}

.incident.high,
.intel-item.high {
  border-left-color: var(--high-line);
}

.incident.medium,
.intel-item.medium {
  border-left-color: var(--medium-line);
}

.intel-item.low {
  border-left-color: var(--low-line);
}

.incident.critical .severity {
  color: var(--critical);
}

.incident.high .severity {
  color: var(--high);
}

.incident.medium .severity {
  color: var(--medium);
}

.severity,
.priority {
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.priority {
  display: grid;
  gap: 4px;
}

.priority b {
  font-size: 1.45rem;
  line-height: 1;
}

.intel-item.critical .priority b {
  color: var(--critical);
}

.intel-item.high .priority b {
  color: var(--high);
}

.intel-item.medium .priority b {
  color: var(--medium);
}

.intel-item.low .priority b {
  color: var(--low);
}

.incident strong,
.incident small,
.intel-item strong,
.intel-item small {
  display: block;
}

.incident small,
.intel-item small,
.asset-list span,
.control-stack label {
  color: var(--muted);
}

.incident button {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-3);
  color: var(--text);
  cursor: pointer;
}

.public-strip {
  margin-bottom: 18px;
}

.public-strip .panel-heading {
  margin-bottom: 10px;
}

.intel-list {
  display: flex;
  gap: 12px;
  margin: 0 -20px -4px;
  padding: 4px 20px 12px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.intel-item {
  flex: 0 0 min(420px, 84vw);
  grid-template-columns: 72px minmax(0, 1fr);
  align-content: start;
  min-height: 238px;
  scroll-snap-align: start;
}

.intel-item a {
  grid-column: 1 / -1;
}

.intel-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.intel-meta span,
.source-note,
.empty-state {
  color: var(--muted);
  font-size: 0.84rem;
}

.intel-meta span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.source-note {
  margin: -6px 0 14px;
  line-height: 1.5;
}

.empty-state {
  width: 100%;
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: 8px;
}

.intel-item a {
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
}

.bar-chart {
  display: flex;
  align-items: end;
  gap: 12px;
  min-height: 220px;
  padding-top: 12px;
}

.bar {
  display: grid;
  align-content: end;
  flex: 1;
  min-width: 36px;
  height: 190px;
}

.bar span {
  display: block;
  min-height: 28px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, #f4f4f4, #7f7f7f);
}

.bar small {
  margin-top: 8px;
  color: var(--muted);
  text-align: center;
}

.risk-matrix {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.risk-matrix span {
  display: grid;
  min-height: 58px;
  place-items: center;
  border-radius: 6px;
  background: #e9e9e9;
  color: var(--risk-low);
  font-size: 0.76rem;
  font-weight: 900;
}

.risk-matrix span:nth-child(3),
.risk-matrix span:nth-child(6),
.risk-matrix span:nth-child(9) {
  background: #bdbdbd;
  color: var(--risk-medium);
}

.risk-matrix span:nth-child(4),
.risk-matrix span:nth-child(7),
.risk-matrix span:nth-child(8),
.risk-matrix span:nth-child(10),
.risk-matrix span:nth-child(11),
.risk-matrix span:nth-child(13),
.risk-matrix span:nth-child(14) {
  background: #858585;
  color: var(--risk-high);
}

.risk-matrix span:nth-child(12),
.risk-matrix span:nth-child(15),
.risk-matrix span:nth-child(16) {
  background: #3a3a3a;
  color: var(--risk-critical);
}

.asset-list div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.asset-list div:last-child {
  border-bottom: 0;
}

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

progress {
  width: 100%;
  height: 12px;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: var(--surface-3);
}

progress::-webkit-progress-bar {
  background: var(--surface-3);
}

progress::-webkit-progress-value {
  background: var(--accent);
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    padding: 18px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .brand {
    max-width: max-content;
  }

  .nav-list {
    display: flex;
    gap: 8px;
    margin: 20px -18px 0;
    padding: 0 18px 4px;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }

  .nav-list a {
    flex: 0 0 auto;
    scroll-snap-align: start;
  }

  .sidebar-status {
    position: static;
    margin-top: 20px;
  }

  .hero-panel,
  .guide-panel,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

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

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

  .soc-map {
    max-height: 360px;
  }
}

@media (max-width: 640px) {
  main {
    padding: 14px;
  }

  .topbar {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    gap: 16px;
    margin-bottom: 16px;
  }

  .topbar-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .icon-button {
    flex: 0 0 42px;
  }

  .primary-button,
  .secondary-button {
    flex: 1 1 120px;
  }

  h1 {
    font-size: 2rem;
    line-height: 1;
  }

  .hero-copy h2 {
    font-size: 1.75rem;
    line-height: 1.05;
  }

  .hero-copy p,
  .guide-panel p {
    font-size: 0.95rem;
    line-height: 1.55;
  }

  .hero-panel,
  .guide-panel,
  .panel,
  .metric {
    padding: 16px;
  }

  .soc-map {
    min-height: 300px;
    max-height: 320px;
    aspect-ratio: 1 / 1;
    background-size: 26px 26px, 26px 26px, auto, auto;
  }

  .soc-core {
    width: 102px;
    min-height: 92px;
    gap: 6px;
    padding: 10px;
  }

  .soc-core span {
    width: 36px;
    height: 36px;
    font-size: 1.35rem;
  }

  .soc-core strong {
    font-size: 0.74rem;
  }

  .soc-node {
    min-width: 92px;
    padding: 8px;
  }

  .soc-node strong {
    font-size: 0.75rem;
  }

  .soc-node span {
    font-size: 0.64rem;
  }

  .panel-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .panel-heading select,
  .panel-heading button {
    width: 100%;
  }

  .metric-grid,
  .intel-grid {
    grid-template-columns: 1fr;
  }

  .incident,
  .intel-item {
    display: grid;
    gap: 10px;
    padding: 12px;
  }

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

  .intel-list {
    margin-right: -16px;
    margin-left: -16px;
    padding-right: 16px;
    padding-left: 16px;
  }

  .intel-item {
    flex-basis: min(330px, 86vw);
    grid-template-columns: 1fr;
    min-height: 270px;
  }

  .severity,
  .priority {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    width: 100%;
  }

  .incident button {
    width: 100%;
  }

  .intel-item a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
  }

  .bar-chart {
    min-height: 180px;
    gap: 8px;
  }

  .bar {
    min-width: 28px;
    height: 150px;
  }

  .risk-matrix {
    gap: 4px;
  }

  .risk-matrix span {
    min-height: 48px;
    font-size: 0.68rem;
  }

  .asset-list div {
    align-items: flex-start;
    flex-direction: column;
  }

  .guide-dialog {
    max-height: calc(100vh - 32px);
    overflow: auto;
    padding: 16px;
  }

  .dialog-heading {
    align-items: flex-start;
  }
}

@media (max-width: 380px) {
  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 26px;
  }

  .nav-list a {
    padding: 10px 12px;
    font-size: 0.9rem;
  }

  .metric strong {
    font-size: 1.85rem;
  }
}