:root {
  --bg: #0f1417;
  --bg-soft: #182126;
  --panel: rgba(15, 24, 28, 0.9);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #edf4ef;
  --muted: #a6b7b1;
  --accent: #f78c35;
  --accent-soft: rgba(247, 140, 53, 0.18);
  --accent-cool: #4cc5c1;
  --success: #66d18f;
  --warning: #f1c35c;
  --danger: #ef6762;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --font-sans: "Trebuchet MS", "Avenir Next", "Segoe UI", sans-serif;
  --font-display: "Georgia", "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 20% 10%, rgba(247, 140, 53, 0.16), transparent 30%),
    radial-gradient(circle at 80% 0%, rgba(76, 197, 193, 0.14), transparent 28%),
    linear-gradient(145deg, #0b1114, #131b20 55%, #0f1417);
  color: var(--text);
  font-family: var(--font-sans);
}

a {
  color: inherit;
}

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

.ambient {
  position: fixed;
  inset: auto;
  width: 30rem;
  height: 30rem;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.28;
  pointer-events: none;
  z-index: 0;
}

.ambient-left {
  top: -10rem;
  left: -8rem;
  background: rgba(247, 140, 53, 0.55);
}

.ambient-right {
  right: -10rem;
  bottom: -12rem;
  background: rgba(76, 197, 193, 0.45);
}

.page-login,
.page-app {
  position: relative;
  z-index: 1;
}

.page-login {
  display: grid;
  place-items: center;
  padding: 2rem;
}

.login-shell {
  position: relative;
  z-index: 1;
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.login-copy h1,
.hero-copy h2,
.panel h2,
.topology-node h3,
.node-copy h3,
.record-copy h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.login-copy h1 {
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  line-height: 0.96;
  margin: 0 0 1.2rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  color: var(--accent-cool);
}

.lede,
.meta-copy,
.record-copy p,
.incident-copy p,
.node-link,
.topology-node p {
  color: var(--muted);
}

.lede {
  max-width: 44rem;
  font-size: 1.06rem;
  line-height: 1.7;
}

.highlight-stack {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.highlight-card,
.incident-card,
.record-card,
.check-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.highlight-card p,
.highlight-card strong {
  margin: 0;
}

.status-dot {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  flex: 0 0 auto;
  margin-top: 0.2rem;
}

.status-up,
.status-pill-up,
.summary-card-up strong,
.tag-success,
.status-inline-up {
  color: var(--success);
}

.status-degraded,
.status-pill-degraded,
.summary-card-degraded strong,
.tag-warning,
.status-inline-degraded {
  color: var(--warning);
}

.status-down,
.status-pill-down,
.summary-card-down strong,
.tag-danger,
.status-inline-down {
  color: var(--danger);
}

.status-up {
  background: var(--success);
}

.status-degraded {
  background: var(--warning);
}

.status-down {
  background: var(--danger);
}

.login-panel {
  display: flex;
  justify-content: center;
}

.panel {
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.glass-panel {
  width: min(460px, 100%);
  padding: 2rem;
  backdrop-filter: blur(18px);
}

.form-stack {
  margin-top: 1.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field,
.checkbox-field {
  display: grid;
  gap: 0.45rem;
}

.field span,
.checkbox-field span {
  font-size: 0.92rem;
  color: var(--muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.field textarea {
  resize: vertical;
}

.field-span-2 {
  grid-column: span 2;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 3.1rem;
}

.checkbox-field input {
  width: 1rem;
  height: 1rem;
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 0.78rem 1.15rem;
  cursor: pointer;
  transition:
    transform 120ms ease,
    opacity 120ms ease,
    background 120ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, #f78c35, #ffb86d);
  color: #1b1411;
  font-weight: 700;
}

.button-large {
  padding: 1rem 1.2rem;
}

.button-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.button-danger {
  background: rgba(239, 103, 98, 0.18);
  color: #ffd1cf;
}

.app-header,
.page-shell {
  position: relative;
  z-index: 1;
  width: min(1360px, calc(100% - 2rem));
  margin: 0 auto;
}

.app-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.6rem 0 0.9rem;
}

.app-header h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
}

.nav-strip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.nav-link {
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link-active {
  color: var(--text);
  background: rgba(247, 140, 53, 0.16);
}

.page-shell {
  display: grid;
  gap: 1.4rem;
  padding: 0 0 2rem;
}

.hero-panel {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 1.4rem;
  padding: 1.6rem;
}

.compact-panel {
  grid-template-columns: 1fr;
}

.hero-copy h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(2rem, 3vw, 3rem);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.summary-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.summary-card span {
  display: block;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.summary-card strong {
  font-size: 2rem;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-head h2,
.panel-head h3 {
  margin: 0;
}

.tag-row,
.incident-flags,
.record-actions,
.button-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.tag,
.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.38rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: rgba(255, 255, 255, 0.08);
}

.status-pill-up {
  background: rgba(102, 209, 143, 0.16);
}

.status-pill-degraded {
  background: rgba(241, 195, 92, 0.18);
}

.status-pill-down {
  background: rgba(239, 103, 98, 0.16);
}

.status-pill-paused,
.status-pill-unknown {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.08);
}

.incidents-panel,
.section-panel,
.topology-panel,
.form-panel,
.subpanel {
  padding: 1.4rem;
}

.incident-list,
.record-list,
.check-list,
.node-grid,
.section-stack {
  display: grid;
  gap: 0.9rem;
}

.node-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.node-card {
  position: relative;
  padding: 1rem 1rem 1rem 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
  transition:
    transform 160ms ease,
    box-shadow 220ms ease,
    background 220ms ease;
}

.node-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  background: rgba(255, 255, 255, 0.12);
}

.node-card:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.06);
}

.node-card-up::before {
  background: var(--success);
  box-shadow: 0 0 12px rgba(102, 209, 143, 0.55);
}

.node-card-up {
  box-shadow:
    inset 0 0 0 1px rgba(102, 209, 143, 0.22),
    0 10px 28px -16px rgba(102, 209, 143, 0.35);
}

.node-card-degraded::before {
  background: var(--warning);
  box-shadow: 0 0 14px rgba(241, 195, 92, 0.65);
}

.node-card-degraded {
  background: rgba(241, 195, 92, 0.06);
  box-shadow:
    inset 0 0 0 1px rgba(241, 195, 92, 0.32),
    0 10px 30px -14px rgba(241, 195, 92, 0.45);
}

.node-card-down::before {
  background: var(--danger);
  box-shadow: 0 0 18px rgba(239, 103, 98, 0.75);
}

.node-card-down {
  background: rgba(239, 103, 98, 0.09);
  box-shadow:
    inset 0 0 0 1px rgba(239, 103, 98, 0.45),
    0 12px 34px -10px rgba(239, 103, 98, 0.55);
  animation: nodeCardPulse 2.4s ease-in-out infinite;
}

.node-card-paused::before,
.node-card-unknown::before {
  background: rgba(166, 183, 177, 0.45);
}

@keyframes nodeCardPulse {
  0%,
  100% {
    box-shadow:
      inset 0 0 0 1px rgba(239, 103, 98, 0.45),
      0 12px 34px -10px rgba(239, 103, 98, 0.45);
  }
  50% {
    box-shadow:
      inset 0 0 0 1px rgba(239, 103, 98, 0.7),
      0 16px 40px -6px rgba(239, 103, 98, 0.7);
  }
}

@media (prefers-reduced-motion: reduce) {
  .node-card-down {
    animation: none;
  }
}

.node-card-pill {
  position: absolute;
  top: 0.7rem;
  right: 0.8rem;
  font-size: 0.7rem;
  padding: 0.3rem 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.node-card-head {
  display: flex;
  gap: 0.85rem;
  align-items: start;
  padding-right: 3.5rem;
}

.node-status-dot {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  flex: 0 0 auto;
}

.node-status-dot-up {
  background: var(--success);
  box-shadow: 0 0 10px rgba(102, 209, 143, 0.75);
}

.node-status-dot-degraded {
  background: var(--warning);
  box-shadow: 0 0 10px rgba(241, 195, 92, 0.75);
}

.node-status-dot-down {
  background: var(--danger);
  box-shadow: 0 0 12px rgba(239, 103, 98, 0.9);
  animation: nodeDotPulse 1.6s ease-in-out infinite;
}

.node-status-dot-paused,
.node-status-dot-unknown {
  background: rgba(166, 183, 177, 0.6);
}

@keyframes nodeDotPulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 10px rgba(239, 103, 98, 0.7);
  }
  50% {
    transform: scale(1.25);
    box-shadow: 0 0 18px rgba(239, 103, 98, 1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .node-status-dot-down {
    animation: none;
  }
}

.node-avatar {
  width: 3rem;
  height: 3rem;
  flex: 0 0 auto;
  border-radius: 0.95rem;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(247, 140, 53, 0.16), rgba(76, 197, 193, 0.16));
  display: grid;
  place-items: center;
}

.node-avatar-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.node-avatar-fallback {
  font-weight: 700;
  color: var(--accent);
}

.node-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.node-copy h3,
.record-copy h3,
.incident-copy h3,
.topology-node h3 {
  margin: 0 0 0.25rem;
}

.node-copy h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.05rem;
  line-height: 1.25;
}

.node-copy .node-name {
  overflow-wrap: anywhere;
}

.node-link {
  display: block;
  font-size: 0.92rem;
  overflow-wrap: anywhere;
}

.node-meta {
  display: grid;
  gap: 0.35rem;
  margin-top: 0.8rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.node-error {
  margin: 0.85rem 0 0;
  color: #ffd7d5;
  font-size: 0.9rem;
}

.empty-state {
  margin: 0;
  color: var(--muted);
}

.topology-scroll {
  overflow: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.topology-stage {
  position: relative;
  min-height: 480px;
}

.topology-svg,
.topology-canvas {
  position: absolute;
  inset: 0;
}

.topology-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.topology-canvas {
  pointer-events: none;
}

.topology-section-label {
  position: absolute;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  background: rgba(247, 140, 53, 0.14);
  color: var(--text);
  font-size: 0.85rem;
  white-space: nowrap;
}

.topology-node {
  position: absolute;
  width: 248px;
  padding: 0.95rem;
  border-radius: var(--radius-md);
  background: rgba(16, 22, 25, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-sizing: border-box;
}

.topology-node h3 {
  font-size: 1rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.topology-node p {
  margin: 0.2rem 0;
  font-size: 0.85rem;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.topology-node-up {
  box-shadow: inset 0 0 0 1px rgba(102, 209, 143, 0.22);
}

.topology-node-degraded {
  box-shadow: inset 0 0 0 1px rgba(241, 195, 92, 0.2);
}

.topology-node-down {
  box-shadow: inset 0 0 0 1px rgba(239, 103, 98, 0.24);
}

.topology-node-status {
  margin-bottom: 0.7rem;
}

.topology-link-label {
  fill: var(--muted);
  font-size: 12px;
  text-anchor: middle;
}

.admin-shell {
  gap: 1rem;
}

.flash {
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flash-info {
  background: rgba(76, 197, 193, 0.15);
}

.flash-success {
  background: rgba(102, 209, 143, 0.15);
}

.flash-error {
  background: rgba(239, 103, 98, 0.16);
}

.hidden {
  display: none;
}

.tab-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tab-button {
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  cursor: pointer;
}

.tab-button-active {
  background: rgba(247, 140, 53, 0.18);
  color: var(--text);
}

.tab-panel {
  display: none;
}

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

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.admin-grid-wide {
  grid-template-columns: minmax(360px, 0.95fr) minmax(0, 1.05fr);
}

.record-card {
  align-items: start;
}

.record-copy {
  min-width: 0;
}

.record-copy p {
  margin: 0.18rem 0;
  overflow-wrap: anywhere;
}

.status-inline {
  font-weight: 700;
}

.node-preview-wrap {
  margin-top: 1rem;
}

.node-preview {
  display: grid;
  gap: 0.6rem;
  padding: 0.9rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
}

.node-preview img {
  max-width: 100%;
  max-height: 220px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

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

.subpanel {
  margin-top: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.check-card {
  align-items: start;
}

@media (max-width: 1100px) {
  .login-shell,
  .hero-panel,
  .admin-grid,
  .admin-grid-wide {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .page-login,
  .page-shell {
    padding-bottom: 2rem;
  }

  .app-header,
  .page-shell {
    width: min(100% - 1rem, 1360px);
  }

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

  .summary-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .field-span-2 {
    grid-column: span 1;
  }

  .node-card-head,
  .record-card,
  .incident-card {
    flex-direction: column;
  }
}