@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  color-scheme: dark;
  --bg: #090d16;
  --bg-2: #0f1522;
  --surface: #111827;
  --surface-2: #172033;
  --surface-3: #1d2740;
  --border: rgba(148, 163, 184, 0.16);
  --border-strong: rgba(148, 163, 184, 0.26);
  --text: #e8edf8;
  --muted: #8b97ab;
  --brand: #5b8cff;
  --accent: #14b8a6;
  --fresh: #10b981;
  --watch: #f59e0b;
  --stale: #f87171;
  --shadow: 0 20px 48px rgba(2, 6, 23, 0.36);
  --shadow-sm: 0 10px 24px rgba(2, 6, 23, 0.22);
  --radius-lg: 1rem;
  --radius-md: 0.75rem;
  --radius-sm: 0.5rem;
  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f9fc;
  --bg-2: #eef2f7;
  --surface: #ffffff;
  --surface-2: #f4f7fb;
  --surface-3: #e8eef7;
  --border: rgba(37, 99, 235, 0.14);
  --border-strong: rgba(37, 99, 235, 0.24);
  --text: #0f172a;
  --muted: #526076;
  --brand: #1d4ed8;
  --accent: #0f766e;
  --fresh: #0f766e;
  --watch: #b45309;
  --stale: #b42318;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
  --shadow-sm: 0 8px 20px rgba(15, 23, 42, 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(91, 140, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 140, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
}

[data-theme="light"] body::before {
  background-image:
    linear-gradient(rgba(29, 78, 216, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(29, 78, 216, 0.05) 1px, transparent 1px);
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  color: var(--accent);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 20;
  transform: translateY(-200%);
  background: var(--brand);
  color: #fff;
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  transform: translateY(0);
}

:where(a, button, [role="button"], summary, input, textarea, select):focus {
  outline: none;
}

:where(a, button, [role="button"], summary, input, textarea, select):focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}

.app-shell {
  position: relative;
  z-index: 1;
  width: min(1400px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 0.9rem 0 2rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.15rem 0 1.35rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.site-brand h1,
.section-head h2 {
  margin: 0;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.site-brand h1 {
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 800;
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--brand);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lede,
.section-note,
.results-note,
.detail-empty span,
.state-card span,
.detail-note,
.detail-summary {
  color: var(--muted);
}

.lede {
  max-width: 58rem;
  margin: 0.6rem 0 0;
  font-size: 1rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.site-nav a,
.button,
.icon-button,
.chip,
select,
input[type="search"],
.result-open,
.source-link {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
}

.site-nav a {
  min-height: 44px;
  padding: 0.6rem 0.95rem;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  background: var(--surface-2);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.workspace {
  display: grid;
  gap: 1rem;
  padding-top: 1rem;
}

.status-banner,
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.status-banner {
  padding: 0.95rem 1rem;
  border-left: 0.35rem solid var(--brand);
  font-weight: 600;
}

.status-banner[data-tone="fresh"] {
  border-left-color: var(--fresh);
}

.status-banner[data-tone="watch"] {
  border-left-color: var(--watch);
}

.status-banner[data-tone="stale"] {
  border-left-color: var(--stale);
}

.panel {
  padding: 1rem;
}

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

.section-head--compact {
  margin-bottom: 0.9rem;
}

.section-note {
  max-width: 28rem;
  margin: 0.05rem 0 0;
}

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

.filters-grid > .field:first-child,
.field--full {
  grid-column: 1 / -1;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field span {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.field--actions {
  align-self: end;
}

input[type="search"],
select {
  width: 100%;
  min-height: 2.85rem;
  padding: 0.7rem 0.85rem;
  background: var(--surface-2);
  color: var(--text);
}

input[type="search"]::placeholder {
  color: #7f8ba1;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  min-height: 2.5rem;
  padding: 0.55rem 0.8rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--muted);
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.chip:hover,
.chip:focus-visible {
  color: var(--text);
  background: var(--surface-2);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.chip[aria-pressed="true"],
.chip.is-active {
  color: #dbeafe;
  background: rgba(91, 140, 255, 0.18);
  border-color: rgba(91, 140, 255, 0.42);
  box-shadow: inset 0 0 0 1px rgba(91, 140, 255, 0.12);
}

.button,
.icon-button {
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  font-weight: 600;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.button:hover,
.button:focus-visible,
.icon-button:hover,
.icon-button:focus-visible,
.result-action:hover,
.result-action:focus-visible,
.result-open:hover,
.result-open:focus-visible,
.source-link:hover,
.source-link:focus-visible {
  transform: translateY(-1px);
}

.button--secondary {
  background: var(--surface-2);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(22rem, 0.85fr);
  gap: 1rem;
  align-items: start;
}

.panel--detail {
  position: sticky;
  top: 1rem;
  max-height: calc(100vh - 2rem);
  overflow: auto;
}

.status-metrics {
  display: grid;
  justify-items: end;
  gap: 0.2rem;
}

.metric {
  margin: 0;
  font-size: 0.925rem;
  font-weight: 700;
}

.metric--subtle,
.results-note {
  font-weight: 500;
}

.state-card {
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.state-card--loading {
  border-left: 0.35rem solid var(--brand);
}

.state-card--error {
  border-left: 0.35rem solid var(--stale);
}

.state-card--empty,
.detail-empty {
  border-left: 0.35rem solid var(--border-strong);
}

.results-list {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.result-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.result-item:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}

.result-card {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
}

.result-card[data-selected="true"] {
  background: var(--surface-2);
  box-shadow: inset 0 0 0 1px rgba(91, 140, 255, 0.25);
}

.result-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.result-top__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.result-title {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.result-summary {
  margin: 0;
}

.result-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem 1rem;
  margin: 0;
}

.result-meta div,
.metadata-list div {
  display: grid;
  gap: 0.15rem;
}

.result-meta dt,
.metadata-list dt {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.result-meta dd,
.metadata-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.result-actions,
.detail-actions,
.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.result-action,
.result-open,
.source-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  text-decoration: none;
  font-weight: 600;
  transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.result-open {
  background: rgba(91, 140, 255, 0.18);
  border-color: rgba(91, 140, 255, 0.35);
  color: #e0ecff;
  box-shadow: var(--shadow-sm);
}

.result-open:hover,
.result-open:focus-visible {
  background: rgba(91, 140, 255, 0.26);
  border-color: rgba(91, 140, 255, 0.5);
  color: #f3f7ff;
}

.source-link,
.result-action {
  background: var(--surface-2);
  color: var(--text);
}

.source-link {
  color: var(--brand);
}

.source-link:hover,
.source-link:focus-visible,
.result-action:hover,
.result-action:focus-visible {
  background: var(--surface-3);
  border-color: var(--border-strong);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 1.75rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--muted);
}

.tag--impact-high {
  color: #fecaca;
  background: rgba(248, 113, 113, 0.12);
  border-color: rgba(248, 113, 113, 0.28);
}

.tag--impact-medium {
  color: #fde68a;
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.28);
}

.tag--impact-low {
  color: #d1d5db;
  background: rgba(148, 163, 184, 0.12);
  border-color: rgba(148, 163, 184, 0.24);
}

.tag--muted {
  color: var(--muted);
  background: var(--surface-2);
}

.detail-empty {
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.detail-stack {
  display: grid;
  gap: 1rem;
}

.detail-header {
  display: grid;
  gap: 0.45rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.detail-title {
  margin: 0;
  font-size: 1.32rem;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.detail-summary {
  margin: 0;
}

.detail-note {
  margin: 0;
  font-size: 0.92rem;
}

.metadata-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 1rem;
  margin: 0;
}

.metadata-list div {
  padding: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.detail-stack time {
  font-variant-numeric: tabular-nums;
}

.dialog-shell {
  width: min(920px, 96vw);
  max-height: 88vh;
  overflow: auto;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.detail-dialog {
  width: auto;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--text);
}

.detail-dialog::backdrop {
  background: rgba(3, 7, 18, 0.7);
}

.dialog-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.icon-button {
  background: var(--surface-2);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1080px) {
  .site-header,
  .section-head {
    flex-direction: column;
    align-items: start;
  }

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

  .panel--detail {
    position: static;
    max-height: none;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100% - 1rem, 1400px);
  }

  .filters-grid,
  .metadata-list,
  .result-meta {
    grid-template-columns: 1fr;
  }

  .status-metrics {
    justify-items: start;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}