:root {
  color-scheme: light;
  --background: #f8fafc;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-solid: #ffffff;
  --surface-muted: #f1f5f9;
  --text: #101828;
  --muted: #5f6c80;
  --border: #dce3ec;
  --primary: #2563eb;
  --primary-soft: #dbeafe;
  --green: #059669;
  --green-soft: #d1fae5;
  --amber: #b45309;
  --amber-soft: #fef3c7;
  --shadow: 0 18px 45px -32px rgba(15, 23, 42, 0.35);
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --background: #090e17;
  --surface: rgba(17, 24, 39, 0.88);
  --surface-solid: #111827;
  --surface-muted: #172033;
  --text: #edf2f7;
  --muted: #9ba8ba;
  --border: #293448;
  --primary: #60a5fa;
  --primary-soft: rgba(37, 99, 235, 0.2);
  --green: #34d399;
  --green-soft: rgba(5, 150, 105, 0.18);
  --amber: #fbbf24;
  --amber-soft: rgba(180, 83, 9, 0.18);
  --shadow: 0 24px 56px -34px rgba(0, 0, 0, 0.82);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--background);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 12% 0%, rgba(59, 130, 246, 0.13), transparent 30rem),
    radial-gradient(circle at 88% 2%, rgba(16, 185, 129, 0.1), transparent 28rem),
    var(--background);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: -4rem;
  left: 1rem;
  z-index: 100;
  border-radius: 0.6rem;
  background: var(--text);
  color: var(--background);
  padding: 0.6rem 0.9rem;
}

.skip-link:focus {
  top: 1rem;
}

.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;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
  background: color-mix(in srgb, var(--background) 82%, transparent);
  backdrop-filter: blur(18px);
}

.header-inner,
.container {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

.header-inner {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-weight: 720;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 0.7rem;
  display: grid;
  place-items: center;
  background: #111827;
  color: white;
  box-shadow: 0 8px 22px -13px rgba(15, 23, 42, 0.9);
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.host-chip,
.status-chip,
.badge,
.decision {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  padding: 0.35rem 0.65rem;
  font-size: 0.73rem;
  font-weight: 650;
}

.status-dot {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: #f59e0b;
}

.status-dot.is-online {
  background: #10b981;
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.12);
}

.theme-control {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  background: var(--surface);
}

.theme-control button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.48rem 0.58rem;
  cursor: pointer;
}

.theme-control button[aria-pressed='true'] {
  background: var(--primary-soft);
  color: var(--primary);
}

.hero {
  padding: clamp(4.5rem, 9vw, 7.5rem) 0 2.8rem;
  text-align: center;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
}

.badge.primary {
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
  background: var(--primary-soft);
  color: var(--primary);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin: 1.35rem auto 0;
  max-width: 850px;
  font-size: clamp(2.35rem, 6vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.055em;
}

.hero-copy {
  max-width: 780px;
  margin: 1.35rem auto 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.12rem);
}

.hero-note {
  max-width: 780px;
  margin: 1.2rem auto 0;
  border: 1px solid color-mix(in srgb, var(--amber) 35%, var(--border));
  border-radius: 1rem;
  background: var(--amber-soft);
  color: var(--amber);
  padding: 0.8rem 1rem;
  font-size: 0.88rem;
}

.toolbar {
  position: sticky;
  top: 4.05rem;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) auto;
  gap: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: color-mix(in srgb, var(--surface-solid) 90%, transparent);
  box-shadow: var(--shadow);
  padding: 0.65rem;
  backdrop-filter: blur(14px);
}

.search-wrap {
  position: relative;
}

.search-wrap input {
  width: 100%;
  min-height: 2.55rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--surface-muted);
  color: var(--text);
  padding: 0.55rem 0.8rem 0.55rem 2.25rem;
  outline: none;
}

.search-wrap input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 16%, transparent);
}

.search-icon {
  position: absolute;
  top: 50%;
  left: 0.8rem;
  transform: translateY(-50%);
  color: var(--muted);
}

.section-nav {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.section-nav a {
  white-space: nowrap;
  border-radius: 0.65rem;
  color: var(--muted);
  padding: 0.45rem 0.65rem;
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 650;
}

.section-nav a:hover,
.section-nav a:focus-visible {
  background: var(--surface-muted);
  color: var(--text);
}

main {
  padding-bottom: 5rem;
}

.section {
  scroll-margin-top: 9rem;
  padding-top: 4.6rem;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.eyebrow {
  margin-bottom: 0.35rem;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 760;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
  line-height: 1.18;
  letter-spacing: -0.035em;
}

h3 {
  line-height: 1.3;
}

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

.card,
.feature-card,
.source-card,
.optimization-item {
  border: 1px solid var(--border);
  border-radius: 1.1rem;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.recommendation {
  padding: clamp(1.1rem, 3vw, 1.8rem);
}

.recommendation > p {
  color: var(--muted);
}

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

.subcard {
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  background: var(--surface-muted);
  padding: 1rem;
}

.subcard h3 {
  margin-bottom: 0.8rem;
  font-size: 0.98rem;
}

ul {
  margin: 0;
  padding-left: 1.15rem;
}

li + li {
  margin-top: 0.42rem;
}

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

.feature-card {
  display: flex;
  flex-direction: column;
  padding: 1.15rem;
}

.feature-head,
.deployment-head,
.source-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
}

.feature-card h3,
.source-card h3 {
  margin-bottom: 0;
}

.decision {
  flex-shrink: 0;
}

.decision.adopt {
  border-color: color-mix(in srgb, var(--green) 30%, var(--border));
  background: var(--green-soft);
  color: var(--green);
}

.decision.adapt {
  border-color: color-mix(in srgb, var(--primary) 30%, var(--border));
  background: var(--primary-soft);
  color: var(--primary);
}

.decision.hold {
  border-color: color-mix(in srgb, var(--amber) 30%, var(--border));
  background: var(--amber-soft);
  color: var(--amber);
}

.capabilities {
  margin: 1rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.action-box,
.verification {
  border-radius: 0.8rem;
  padding: 0.75rem 0.85rem;
  font-size: 0.84rem;
}

.action-box {
  margin-top: auto;
  background: var(--surface-muted);
}

.verification {
  margin-top: 0.7rem;
  border: 1px dashed var(--border);
  color: var(--muted);
}

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

.deployment-card {
  display: grid;
  grid-template-columns: minmax(10rem, 0.8fr) minmax(12rem, 1fr) minmax(15rem, 1.4fr);
  gap: 1rem;
  align-items: start;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--surface);
  padding: 1rem;
}

.deployment-card.is-recommended {
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 9%, transparent);
}

.deployment-card h3 {
  margin: 0 0 0.35rem;
}

.deployment-card p {
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 680;
  text-decoration: none;
}

.maturity-grid .subcard {
  min-height: 100%;
}

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

.optimization-item {
  display: grid;
  grid-template-columns: 6rem 1fr 1.35fr;
  gap: 1rem;
  align-items: start;
  padding: 1rem;
}

.optimization-item h3 {
  margin-bottom: 0.35rem;
  font-size: 0.98rem;
}

.optimization-item p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.source-card {
  display: block;
  padding: 1rem;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}

.source-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
}

.source-card p {
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.snapshot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.2rem;
  margin-top: 1rem;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
}

.empty-search {
  display: none;
  border: 1px dashed var(--border);
  border-radius: 1rem;
  color: var(--muted);
  padding: 2rem;
  text-align: center;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-solid) 65%, transparent);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text);
}

[hidden] {
  display: none !important;
}

@media (max-width: 920px) {
  .host-chip {
    display: none;
  }

  .toolbar {
    position: relative;
    top: auto;
    grid-template-columns: 1fr;
  }

  .three-grid,
  .maturity-grid,
  .source-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .deployment-card,
  .optimization-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-inner,
  .container {
    width: min(100% - 1rem, 1180px);
  }

  .brand small,
  .status-chip {
    display: none;
  }

  .hero {
    padding-top: 3.5rem;
  }

  .section {
    padding-top: 3.7rem;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

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