:root {
  --bg: #eef3f9;
  --bg-soft: #e5edf6;
  --panel: #ffffff;
  --panel-strong: #ffffff;
  --line: rgba(16, 42, 74, 0.13);
  --line-strong: rgba(16, 42, 74, 0.24);
  --text: #12263d;
  --muted: #5a6f87;
  --accent: #0f5dd6;
  --accent-strong: #0c4bb0;
  --mint: #0b8f7b;
  --gold: #b3873a;
  --danger: #c43d3d;
  --shadow: 0 12px 28px rgba(18, 38, 61, 0.08);
  --radius-xl: 16px;
  --radius-lg: 12px;
  --radius-md: 9px;
  --radius-sm: 8px;
  --max-width: 1320px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", sans-serif;
  background:
    radial-gradient(circle at 8% 3%, rgba(15, 93, 214, 0.13), transparent 34%),
    radial-gradient(circle at 88% 2%, rgba(11, 143, 123, 0.1), transparent 34%),
    linear-gradient(180deg, #f6f9fd 0%, #edf3f9 56%, #e8eff7 100%);
  color: var(--text);
  min-height: 100vh;
}

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

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

.site-shell {
  position: relative;
  overflow: hidden;
}

.ambient {
  position: fixed;
  width: 38rem;
  height: 38rem;
  border-radius: 999px;
  filter: blur(72px);
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
}

.ambient-a {
  top: -10rem;
  left: -8rem;
  background: rgba(15, 93, 214, 0.14);
}

.ambient-b {
  top: 18rem;
  right: -10rem;
  background: rgba(11, 143, 123, 0.1);
}

.ambient-c {
  bottom: -14rem;
  left: 30%;
  background: rgba(179, 135, 58, 0.08);
}

.site-header,
.page-frame,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 1.3rem auto 0;
  padding: 1rem 1.25rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-lockup strong {
  display: block;
  font-size: 1rem;
}

.brand-lockup small {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.brand-mark {
  width: 2.6rem;
  height: 2.6rem;
  display: inline-grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #f4f8ff;
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.nav-link,
.header-ghost,
.header-primary {
  padding: 0.75rem 1rem;
  border-radius: 10px;
  transition: 180ms ease;
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(15, 93, 214, 0.09);
}

.nav-link.subtle {
  border: 1px solid var(--line);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-ghost {
  border: 1px solid var(--line);
  color: var(--muted);
}

.header-primary,
.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 800;
  border-radius: 10px;
}

.header-primary,
.button-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #f4f8ff;
  box-shadow: 0 10px 26px rgba(15, 93, 214, 0.28);
}

.button-primary,
.button-secondary {
  padding: 0.95rem 1.3rem;
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
}

.button-primary:hover,
.button-secondary:hover,
.header-ghost:hover,
.header-primary:hover {
  transform: translateY(-1px);
}

.page-frame {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 1.8rem auto 0;
  padding-bottom: 4rem;
}

.hero-panel,
.subpage-hero,
.detail-hero,
.guide-hero {
  display: grid;
  gap: 1.6rem;
  background:
    linear-gradient(145deg, rgba(15, 93, 214, 0.05), transparent 70%),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel {
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.9fr);
  align-items: stretch;
}

.hero-copy h1,
.subpage-hero h1,
.detail-copy h1,
.guide-hero h1 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2.5rem, 5vw, 5.2rem);
  line-height: 1.02;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
}

.detail-copy h1,
.guide-hero h1,
.subpage-hero h1 {
  font-size: clamp(2.3rem, 4vw, 4.4rem);
}

.hero-copy p,
.subpage-hero p,
.detail-copy p,
.guide-hero p,
.section-heading p,
.resource-card p,
.tool-mini-card p,
.command-card p,
.narrative-card p,
.guide-section p,
.calculator-output,
.compatibility-result p,
.dashboard-panel p,
.site-footer p,
.site-footer span {
  color: var(--muted);
  line-height: 1.72;
}

.hero-kicker,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 800;
}

.hero-kicker::before,
.eyebrow::before {
  content: "";
  width: 0.9rem;
  height: 1px;
  background: currentColor;
}

.hero-actions,
.chip-row,
.guide-meta,
.filter-pill-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.hero-metrics article,
.hero-card,
.command-card,
.resource-card,
.tool-mini-card,
.narrative-card,
.calculator-card,
.compatibility-panel,
.dashboard-panel,
.side-card,
.faq-item,
.detail-specs {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-metrics article {
  padding: 1.1rem;
}

.hero-metrics strong {
  display: block;
  font-size: 2rem;
  margin-bottom: 0.2rem;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.9rem;
}

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

.hero-card {
  padding: 1.5rem;
}

.hero-card.spotlight ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--text);
}

.hero-card.gradient {
  background:
    linear-gradient(135deg, rgba(15, 93, 214, 0.13), rgba(11, 143, 123, 0.09)),
    var(--panel);
}

.section-block {
  margin-top: 1.8rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
}

.section-block.compact {
  padding-top: 1.5rem;
}

.section-block.dark {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(250, 252, 255, 0.92));
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: end;
  margin-bottom: 1.5rem;
}

.section-heading h2,
.calculator-head h2,
.dashboard-panel-head h2,
.guide-section h2,
.narrative-card h2,
.compatibility-result h2,
.site-footer h3,
.site-footer h4,
.resource-card h3,
.tool-mini-card h3,
.command-card h3,
.side-card h2,
.detail-specs dt,
.guide-sidebar li,
.faq-item summary {
  margin: 0;
}

.section-heading h2,
.calculator-head h2,
.dashboard-panel-head h2,
.guide-section h2,
.narrative-card h2,
.compatibility-result h2,
.resource-card h3,
.tool-mini-card h3,
.command-card h3,
.side-card h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.35rem, 2vw, 2.2rem);
  letter-spacing: -0.03em;
}

.card-grid,
.tool-mini-grid,
.command-grid,
.narrative-grid,
.calculator-grid {
  display: grid;
  gap: 1rem;
}

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

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

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

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

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

.resource-card,
.tool-mini-card,
.command-card,
.narrative-card,
.calculator-card,
.side-card,
.dashboard-panel {
  padding: 1.35rem;
}

.resource-card-top {
  margin-bottom: 1rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  background: rgba(15, 93, 214, 0.08);
  border: 1px solid rgba(15, 93, 214, 0.14);
  color: #184a8c;
  font-size: 0.82rem;
}

.stat-grid,
.detail-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1rem 0 1.25rem;
}

.stat-grid dt,
.detail-stat-grid dt {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 0.35rem;
}

.stat-grid dd,
.detail-stat-grid dd {
  margin: 0;
  font-weight: 700;
}

.text-link {
  color: var(--accent);
  font-weight: 800;
}

.filter-bar {
  margin-top: 1.2rem;
}

.filter-pill {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  color: var(--text);
  padding: 0.7rem 1rem;
  border-radius: 10px;
  cursor: pointer;
}

.filter-pill.active {
  background: linear-gradient(135deg, rgba(15, 93, 214, 0.14), rgba(15, 93, 214, 0.06));
  border-color: rgba(15, 93, 214, 0.32);
}

.detail-hero {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
}

.detail-specs {
  padding: 1.4rem;
}

.guide-layout,
.dashboard-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.85fr);
  gap: 1rem;
}

.guide-layout {
  grid-template-columns: minmax(0, 1.4fr) 320px;
}

.guide-main {
  display: grid;
  gap: 1rem;
}

.guide-section {
  padding: 1.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.guide-sidebar,
.dashboard-sidebar,
.dashboard-main {
  display: grid;
  gap: 1rem;
}

.guide-sidebar ul,
.side-card ul,
.hero-card ul {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.6;
}

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

.calculator-form,
.dashboard-form,
.compatibility-form {
  display: grid;
  gap: 0.9rem;
}

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

.dashboard-form .full-span {
  grid-column: 1 / -1;
}

.calculator-form label,
.dashboard-form label,
.compatibility-form label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.95rem;
  outline: none;
  transition: border-color 180ms ease, background 180ms ease;
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(15, 93, 214, 0.42);
  background: #ffffff;
}

.calculator-output,
.compatibility-result,
.dashboard-status,
.entity-list {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
}

.calculator-output strong,
.compatibility-result strong,
.entity-card strong {
  color: var(--text);
}

.page-compatibility {
  --max-width: 1760px;
  background:
    radial-gradient(circle at 11% 8%, rgba(15, 93, 214, 0.16), transparent 24%),
    radial-gradient(circle at 88% 10%, rgba(11, 143, 123, 0.1), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, #eef4fb 52%, #e8eff7 100%);
}

.compatibility-hero .hero-actions {
  margin-top: 0.2rem;
}

.compatibility-panel {
  padding: 1.1rem;
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 1.1rem;
}

.compatibility-panel.advanced {
  grid-template-columns: minmax(250px, 294px) minmax(0, 1fr);
  align-items: start;
  background: rgba(255, 255, 255, 0.86);
  border-color: var(--line);
}

.compatibility-sidebar,
.compatibility-workspace,
.compatibility-rail-stack,
.compatibility-search-results,
.compatibility-summary-grid,
.compatibility-insight-grid,
.compatibility-factor-grid,
.compatibility-species-grid,
.compatibility-stateband,
.compatibility-story-grid,
.compatibility-inspector-rail,
.compatibility-methodology-panel {
  display: grid;
  gap: 0.8rem;
}

.compatibility-sidebar {
  align-self: start;
  position: sticky;
  top: 1rem;
}

.compatibility-command-rail {
  z-index: 1;
}

.compatibility-command-rail .side-card {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.compatibility-rail-stack {
  gap: 1rem;
}

.compatibility-workspace,
.compatibility-console {
  align-content: start;
  gap: 1rem;
}

.compatibility-stage {
  padding: 1.35rem;
  border-radius: calc(var(--radius-lg) - 2px);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  overflow: visible;
}

.page-compatibility .compatibility-stage .entity-card,
.page-compatibility .compatibility-sidebar .entity-card,
.page-compatibility .compatibility-pair-board .entity-card {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.95);
}

.compatibility-command-stage {
  background: rgba(255, 255, 255, 0.97);
}

.compatibility-matrix-stage {
  position: relative;
  isolation: isolate;
  background: rgba(255, 255, 255, 0.98);
}

.compatibility-matrix-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 93, 214, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(15, 93, 214, 0.04) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.36), transparent 88%);
  opacity: 0.2;
  pointer-events: none;
}

.compatibility-matrix-stage > * {
  position: relative;
  z-index: 1;
}

.compatibility-toolbar,
.compatibility-stage-head,
.compatibility-detail-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.compatibility-toolbar h2,
.compatibility-detail-head h2,
.compatibility-stage-head h2 {
  margin: 0.35rem 0 0;
}

.compatibility-stage-copy {
  margin: 0.55rem 0 0;
  color: var(--muted);
  line-height: 1.65;
  max-width: 62ch;
}

.compatibility-toolbar-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: end;
}

.compatibility-control-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(170px, 1fr));
  gap: 0.75rem;
  min-width: min(100%, 38rem);
}

.compatibility-control {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.compatibility-control select {
  min-width: 0;
}

.compatibility-search-label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.compatibility-search-results {
  margin-top: 1rem;
  max-height: min(44rem, calc(100vh - 12rem));
  overflow: auto;
}

.compatibility-search-item,
.compatibility-quick-pick,
.compatibility-pair-card {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  color: var(--text);
}

.compatibility-search-item {
  padding: 1rem;
  display: grid;
  gap: 0.35rem;
  text-align: left;
  cursor: pointer;
}

.compatibility-search-item,
.compatibility-quick-pick,
.compatibility-pair-card,
.compatibility-chip-card button,
.compatibility-cell {
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease,
    transform 160ms ease;
}

.compatibility-search-item-top,
.compatibility-chip-head,
.compatibility-species-card-top,
.compatibility-pair-board-head,
.compatibility-pair-card-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 0.75rem;
}

.compatibility-search-item strong,
.compatibility-pair-card strong {
  color: var(--text);
}

.compatibility-search-item span,
.compatibility-pair-card span {
  color: var(--muted);
  line-height: 1.5;
}

.compatibility-search-item[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

.compatibility-search-item:not([disabled]):hover,
.compatibility-quick-pick:hover,
.compatibility-pair-card:hover,
.compatibility-chip-card button:hover {
  border-color: rgba(15, 93, 214, 0.3);
  background: rgba(15, 93, 214, 0.06);
}

.compatibility-inline-pill,
.compatibility-factor-pill,
.compatibility-legend-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  white-space: nowrap;
}

.compatibility-inline-pill {
  color: var(--muted);
}

.compatibility-factor-pill.good,
.compatibility-legend-chip.strong,
.compatibility-state-card.strong {
  border-color: rgba(11, 143, 123, 0.3);
  background: rgba(11, 143, 123, 0.1);
}

.compatibility-factor-pill.watch,
.compatibility-legend-chip.conditional,
.compatibility-state-card.conditional {
  border-color: rgba(179, 135, 58, 0.3);
  background: rgba(179, 135, 58, 0.12);
}

.compatibility-factor-pill.risk,
.compatibility-legend-chip.risk,
.compatibility-legend-chip.avoid,
.compatibility-state-card.risk {
  border-color: rgba(196, 61, 61, 0.3);
  background: rgba(196, 61, 61, 0.1);
}

.compatibility-quick-picks {
  display: grid;
  gap: 0.65rem;
}

.compatibility-quick-pick {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
}

.compatibility-chip-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.8rem;
}

.compatibility-chip-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
  padding: 1.05rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
}

.compatibility-chip-card.active {
  border-color: rgba(15, 93, 214, 0.45);
  box-shadow: 0 0 0 1px rgba(15, 93, 214, 0.14);
}

.compatibility-chip-card div {
  display: grid;
  gap: 0.25rem;
}

.compatibility-chip-card span,
.compatibility-score-card small,
.compatibility-state-card small,
.compatibility-story-card p {
  color: var(--muted);
  line-height: 1.5;
}

.compatibility-chip-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.compatibility-chip-card button {
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  cursor: pointer;
}

.compatibility-summary-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-top: 1rem;
}

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

.compatibility-insight-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 0.95rem;
}

.compatibility-state-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.97);
  display: grid;
  gap: 0.2rem;
}

.compatibility-state-card span,
.compatibility-factor-kicker {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.compatibility-state-card strong,
.compatibility-story-card strong {
  font-size: 1.4rem;
}

.compatibility-state-card.neutral {
  border-color: rgba(15, 93, 214, 0.22);
  background: rgba(15, 93, 214, 0.08);
}

.compatibility-insight-card {
  padding: 1.05rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  display: grid;
  gap: 0.38rem;
}

.compatibility-insight-card strong {
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1.3;
}

.compatibility-insight-card p,
.compatibility-surface-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.compatibility-insight-kicker {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.compatibility-insight-card.strong {
  border-color: rgba(11, 143, 123, 0.24);
}

.compatibility-insight-card.risk {
  border-color: rgba(196, 61, 61, 0.24);
}

.compatibility-insight-card.accent {
  border-color: rgba(179, 135, 58, 0.26);
}

.compatibility-insight-card.neutral {
  border-color: rgba(15, 93, 214, 0.24);
}

.compatibility-surface-bar {
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.compatibility-view-tabs {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
}

.compatibility-view-tab {
  flex: 1 1 0;
  border: 0;
  border-radius: 8px;
  padding: 0.72rem 1rem;
  background: transparent;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: 160ms ease;
}

.compatibility-view-tab:hover,
.compatibility-view-tab.active {
  background: rgba(15, 93, 214, 0.12);
  color: var(--text);
  box-shadow: 0 0 0 1px rgba(15, 93, 214, 0.2);
}

.compatibility-matrix-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.95rem;
}

.compatibility-analysis-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: minmax(0, 2.6fr) minmax(340px, 0.9fr);
  gap: 1rem;
  align-items: start;
}

.compatibility-analysis-grid[data-view="matrix"] .compatibility-pair-board,
.compatibility-analysis-grid[data-view="pairs"] .compatibility-matrix-wrap {
  display: none;
}

.compatibility-matrix-wrap,
.compatibility-pair-board,
.compatibility-detail-shell {
  min-width: 0;
}

.compatibility-inspector-rail {
  align-content: start;
  gap: 1rem;
}

.compatibility-analysis-grid[data-view="split"] .compatibility-inspector-rail,
.compatibility-analysis-grid[data-view="matrix"] .compatibility-inspector-rail {
  position: sticky;
  top: 1rem;
}

.compatibility-analysis-grid[data-view="pairs"] {
  grid-template-columns: 1fr;
}

.compatibility-analysis-grid[data-view="pairs"] .compatibility-inspector-rail {
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
}

.compatibility-matrix-shell {
  position: relative;
  padding: 0.65rem;
  border-radius: calc(var(--radius-lg) - 4px);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
}

.compatibility-matrix-shell::before,
.compatibility-matrix-shell::after {
  content: "";
  position: absolute;
  top: 3.3rem;
  bottom: 0.4rem;
  width: 1.6rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 160ms ease;
}

.compatibility-matrix-shell::before {
  left: 0.4rem;
  background: linear-gradient(90deg, rgba(234, 242, 252, 1), transparent);
}

.compatibility-matrix-shell::after {
  right: 0.4rem;
  background: linear-gradient(270deg, rgba(234, 242, 252, 1), transparent);
}

.compatibility-matrix-shell[data-overflow-left="true"]::before,
.compatibility-matrix-shell[data-overflow-right="true"]::after {
  opacity: 1;
}

.compatibility-matrix-note {
  padding: 0.45rem 0.55rem 0.75rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.compatibility-matrix-scroll {
  overflow: auto;
  max-width: 100%;
  padding-bottom: 0.25rem;
}

.compatibility-matrix-table {
  width: 100%;
  min-width: 760px;
  border-collapse: separate;
  border-spacing: 0.5rem;
  table-layout: fixed;
}

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

.compatibility-matrix-table th,
.compatibility-matrix-table td {
  padding: 0;
  vertical-align: top;
}

.compatibility-matrix-table thead th {
  position: sticky;
  top: 0;
  z-index: 4;
  min-width: 130px;
}

.compatibility-corner-cell {
  position: sticky;
  top: 0;
  left: 0;
  z-index: 6;
  min-width: 184px;
  text-align: left;
  color: var(--muted);
  font-size: 0.77rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(240, 246, 253, 0.98);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.compatibility-axis-row {
  position: sticky;
  left: 0;
  z-index: 5;
  min-width: 184px;
}

.compatibility-axis-card {
  display: grid;
  gap: 0.28rem;
  min-height: 100px;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(249, 252, 255, 0.98);
  backdrop-filter: blur(6px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.compatibility-axis-card strong {
  color: var(--text);
  line-height: 1.2;
}

.compatibility-axis-card span:last-child {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.compatibility-axis-mark {
  width: 2rem;
  height: 2rem;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(15, 93, 214, 0.12);
  border: 1px solid rgba(15, 93, 214, 0.22);
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 800;
}

.compatibility-axis.focus .compatibility-axis-card,
.compatibility-axis-row.focus .compatibility-axis-card {
  border-color: rgba(15, 93, 214, 0.42);
  box-shadow: 0 0 0 1px rgba(15, 93, 214, 0.16);
}

.compatibility-axis.active .compatibility-axis-card,
.compatibility-axis-row.active .compatibility-axis-card {
  border-color: rgba(179, 135, 58, 0.38);
}

.compatibility-cell {
  width: 100%;
  min-height: 96px;
  padding: 0.95rem 0.85rem;
  display: grid;
  place-items: center;
  gap: 0.2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  color: var(--text);
}

button.compatibility-cell,
.compatibility-pair-card {
  cursor: pointer;
}

.compatibility-cell strong {
  font-size: 1.15rem;
}

.compatibility-cell span {
  color: var(--muted);
  font-size: 0.77rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.compatibility-cell.self,
.compatibility-cell.unknown {
  background: rgba(244, 248, 253, 0.95);
}

.compatibility-cell.strong {
  background: rgba(11, 143, 123, 0.1);
  border-color: rgba(11, 143, 123, 0.24);
}

.compatibility-cell.conditional {
  background: rgba(179, 135, 58, 0.12);
  border-color: rgba(179, 135, 58, 0.24);
}

.compatibility-cell.risk,
.compatibility-cell.avoid {
  background: rgba(196, 61, 61, 0.1);
  border-color: rgba(196, 61, 61, 0.24);
}

.compatibility-cell.active {
  border-color: rgba(15, 93, 214, 0.45);
  box-shadow: 0 0 0 1px rgba(15, 93, 214, 0.24), 0 10px 26px rgba(18, 38, 61, 0.12);
  transform: translateY(-1px);
}

.compatibility-cell.in-scope:not(.active) {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.compatibility-cell.muted {
  opacity: 0.42;
  filter: saturate(0.6);
}

.compatibility-cell.focus {
  border-color: rgba(15, 93, 214, 0.4);
}

.compatibility-pair-board {
  display: grid;
  gap: 0.8rem;
  padding: 1rem;
  border-radius: calc(var(--radius-lg) - 4px);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
}

.compatibility-pair-board-head {
  padding: 0.1rem 0.1rem 0.5rem;
  border-bottom: 1px solid var(--line);
}

.compatibility-pair-board-head strong {
  display: block;
  margin-bottom: 0.2rem;
}

.compatibility-pair-card-list {
  display: grid;
  gap: 0.8rem;
  max-height: none;
  overflow: visible;
  padding-right: 0;
}

.compatibility-pair-card {
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
  text-align: left;
}

.compatibility-pair-card.active {
  border-color: rgba(15, 93, 214, 0.42);
  box-shadow: 0 0 0 1px rgba(15, 93, 214, 0.16);
}

.compatibility-pair-card.strong {
  background: linear-gradient(135deg, rgba(11, 143, 123, 0.12), rgba(255, 255, 255, 0.92));
}

.compatibility-pair-card.conditional {
  background: linear-gradient(135deg, rgba(179, 135, 58, 0.12), rgba(255, 255, 255, 0.92));
}

.compatibility-pair-card.risk,
.compatibility-pair-card.avoid {
  background: linear-gradient(135deg, rgba(196, 61, 61, 0.12), rgba(255, 255, 255, 0.92));
}

.compatibility-pair-score {
  min-width: 4.25rem;
  display: grid;
  justify-items: end;
  gap: 0.15rem;
}

.compatibility-pair-score span {
  color: var(--text);
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}

.compatibility-pair-score small {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.compatibility-pair-card p,
.compatibility-story-card p {
  margin: 0;
}

.compatibility-pair-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.compatibility-detail-head {
  display: grid;
  gap: 0.4rem;
  flex: 1;
}

.compatibility-detail-shell {
  min-height: 24rem;
  align-content: start;
}

.compatibility-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.35rem;
}

.compatibility-score-card {
  min-width: 180px;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  display: grid;
  gap: 0.2rem;
}

.compatibility-score-card strong {
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1;
}

.compatibility-score-card.strong {
  border-color: rgba(11, 143, 123, 0.28);
  background: rgba(11, 143, 123, 0.1);
}

.compatibility-score-card.conditional {
  border-color: rgba(179, 135, 58, 0.28);
  background: rgba(179, 135, 58, 0.1);
}

.compatibility-score-card.risk,
.compatibility-score-card.avoid {
  border-color: rgba(196, 61, 61, 0.3);
  background: rgba(196, 61, 61, 0.1);
}

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

.compatibility-factor.good {
  border-color: rgba(11, 143, 123, 0.24);
}

.compatibility-factor.watch {
  border-color: rgba(179, 135, 58, 0.24);
}

.compatibility-factor.risk {
  border-color: rgba(196, 61, 61, 0.26);
}

.compatibility-species-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.compatibility-methodology-block {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(250, 252, 255, 0.94));
}

.compatibility-methodology-panel {
  padding: 1.4rem 1.5rem;
  border-radius: calc(var(--radius-lg) - 4px);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
}

.compatibility-methodology-panel ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  line-height: 1.7;
  columns: 2 22rem;
  column-gap: 1.8rem;
}

.compatibility-methodology-panel li {
  break-inside: avoid;
  padding-bottom: 0.85rem;
}

.compatibility-species-card {
  display: grid;
  gap: 0.35rem;
}

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

.compatibility-story-card {
  padding: 1.35rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.8rem;
}

.compatibility-story-card h3 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.faq-list {
  display: grid;
  gap: 0.9rem;
}

.faq-item {
  padding: 1rem 1.15rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 800;
}

.faq-item p {
  margin: 0.9rem 0 0;
}

.entity-list {
  display: grid;
  gap: 0.8rem;
}

.entity-card {
  display: grid;
  gap: 0.5rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.entity-card-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.entity-card-actions button {
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  cursor: pointer;
}

.status-banner {
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  background: rgba(15, 93, 214, 0.1);
  border: 1px solid rgba(15, 93, 214, 0.22);
  color: #1a4e90;
}

.status-banner.error {
  background: rgba(196, 61, 61, 0.12);
  border-color: rgba(196, 61, 61, 0.22);
  color: #8b1f1f;
}

.site-footer {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto 2rem;
  padding: 1rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
  gap: 1rem;
  padding: 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.site-footer a,
.site-footer span {
  display: block;
  margin-top: 0.45rem;
  color: var(--muted);
}

@media (max-width: 1450px) {
  .compatibility-summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .compatibility-analysis-grid {
    grid-template-columns: minmax(0, 1.9fr) minmax(320px, 380px);
  }
}

@media (max-width: 1100px) {
  .hero-panel,
  .detail-hero,
  .guide-layout,
  .dashboard-shell,
  .compatibility-panel {
    grid-template-columns: 1fr;
  }

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

  .card-grid,
  .command-grid,
  .narrative-grid,
  .calculator-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .compatibility-sidebar,
  .compatibility-inspector-rail {
    position: static;
  }

  .compatibility-analysis-grid[data-view="split"] .compatibility-inspector-rail,
  .compatibility-analysis-grid[data-view="matrix"] .compatibility-inspector-rail {
    position: static;
  }

  .compatibility-analysis-grid,
  .compatibility-inspector-rail,
  .compatibility-story-grid {
    grid-template-columns: 1fr;
  }

  .compatibility-analysis-grid[data-view="pairs"] .compatibility-inspector-rail {
    grid-template-columns: 1fr;
  }

  .compatibility-control-grid,
  .compatibility-stateband,
  .compatibility-insight-grid,
  .compatibility-summary-grid,
  .compatibility-factor-grid,
  .compatibility-species-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .compatibility-pair-card-list {
    max-height: none;
  }

  .compatibility-methodology-panel ul {
    columns: 1;
  }
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: 1fr;
    border-radius: var(--radius-lg);
  }

  .site-nav,
  .header-actions {
    justify-content: flex-start;
  }

  .page-frame {
    width: min(calc(100% - 1rem), var(--max-width));
  }

  .hero-panel,
  .subpage-hero,
  .detail-hero,
  .guide-hero,
  .section-block,
  .footer-grid {
    padding: 1.4rem;
  }

  .card-grid,
  .tool-mini-grid,
  .command-grid,
  .narrative-grid,
  .calculator-grid,
  .footer-grid,
  .dashboard-form {
    grid-template-columns: 1fr;
  }

  .section-heading {
    flex-direction: column;
    align-items: start;
  }

  .compatibility-toolbar,
  .compatibility-chip-card,
  .compatibility-stage-head,
  .compatibility-detail-top,
  .compatibility-pair-card-top,
  .compatibility-pair-board-head,
  .compatibility-surface-bar {
    flex-direction: column;
  }

  .compatibility-control-grid,
  .compatibility-analysis-grid,
  .compatibility-inspector-rail,
  .compatibility-story-grid,
  .compatibility-stateband,
  .compatibility-insight-grid,
  .compatibility-summary-grid,
  .compatibility-factor-grid,
  .compatibility-species-grid,
  .compatibility-chip-list {
    grid-template-columns: 1fr;
  }

  .compatibility-view-tabs {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .compatibility-analysis-grid[data-view="pairs"] .compatibility-inspector-rail {
    grid-template-columns: 1fr;
  }

  .compatibility-search-results {
    max-height: none;
  }

  .compatibility-pair-board {
    order: -1;
  }

  .compatibility-matrix-table {
    min-width: 760px;
  }
}