:root {
  color-scheme: dark;
  --color-background: #0b0e0c;
  --color-surface: #121713;
  --color-surface-raised: #192019;
  --color-surface-soft: #20271f;
  --color-border: #374037;
  --color-border-strong: #566052;
  --color-text: #f4f2e9;
  --color-muted: #c1c1b5;
  --color-primary: #719078;
  --color-accent: #d8ad4f;
  --color-accent-hover: #efc86d;
  --color-ink: #090b09;
  --shadow-raised: 0 18px 48px rgba(0, 0, 0, 0.24);
  --radius-sm: 4px;
  --radius-md: 8px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --content-width: 1180px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
}

a {
  color: inherit;
  touch-action: manipulation;
}

button,
summary,
a {
  -webkit-tap-highlight-color: rgba(216, 173, 79, 0.18);
}

:focus-visible {
  outline: 3px solid var(--color-accent-hover);
  outline-offset: 3px;
}

.skip-link {
  background: var(--color-accent);
  color: var(--color-ink);
  font-weight: 800;
  left: var(--space-4);
  padding: var(--space-3) var(--space-4);
  position: fixed;
  top: var(--space-3);
  transform: translateY(-160%);
  z-index: 100;
}

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

.site-header {
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  min-height: 64px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  align-items: center;
  display: flex;
  gap: var(--space-5);
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1440px;
  min-height: 64px;
  padding: 0 28px;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 15px;
  font-weight: 800;
  gap: 10px;
  line-height: 1.2;
  text-decoration: none;
}

.brand::before {
  background: var(--color-accent);
  content: "";
  height: 24px;
  width: 3px;
}

.nav {
  align-items: center;
  display: flex;
  gap: var(--space-2);
  justify-content: flex-end;
}

.nav a,
.mobile-nav summary,
.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  display: inline-flex;
  font-size: 14px;
  font-weight: 650;
  justify-content: center;
  min-height: 44px;
  padding: 9px 13px;
  text-decoration: none;
  transition: background-color 180ms ease-out, border-color 180ms ease-out, color 180ms ease-out;
}

.nav a:hover,
.nav a[aria-current="page"],
.button:hover {
  background: var(--color-surface-raised);
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

.nav a[aria-current="page"] {
  box-shadow: inset 0 -2px var(--color-accent);
}

.mobile-nav {
  display: none;
}

.hero {
  background-color: #111611;
  background-image: linear-gradient(90deg, rgba(7, 10, 8, 0.96) 0%, rgba(7, 10, 8, 0.78) 45%, rgba(7, 10, 8, 0.2) 100%), var(--hero);
  background-position: center;
  background-size: cover;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  min-height: 560px;
  padding: 72px 28px 48px;
}

.hero-home {
  align-items: center;
}

.hero-article {
  align-items: end;
  min-height: 400px;
  padding-bottom: 56px;
}

.hero-inner,
.section-inner,
.footer-inner {
  margin: 0 auto;
  max-width: var(--content-width);
  width: 100%;
}

.eyebrow,
.card-kicker {
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  font-size: clamp(44px, 6vw, 76px);
  line-height: 1;
  margin: var(--space-4) 0;
  max-width: 840px;
}

.hero-home h1 {
  max-width: 720px;
}

.hero-article h1 {
  font-size: clamp(40px, 5vw, 64px);
  max-width: 920px;
}

h2 {
  font-size: 30px;
  line-height: 1.2;
  margin: 0;
}

.lead {
  color: var(--color-muted);
  font-size: 19px;
  line-height: 1.6;
  margin: 0;
  max-width: 720px;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.button {
  border-color: var(--color-border);
  color: var(--color-text);
}

.button-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-ink);
}

.button-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-ink);
}

.button-secondary {
  background: rgba(11, 14, 12, 0.74);
}

.status-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: var(--space-6);
  max-width: 1020px;
}

.status {
  background: rgba(18, 23, 19, 0.9);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-height: 96px;
  padding: var(--space-4);
}

.status span,
.fact-list dt {
  color: var(--color-muted);
  display: block;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.status strong {
  display: block;
  font-size: 15px;
  line-height: 1.35;
  margin-top: var(--space-2);
}

.content-band {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-8) 28px;
}

#all-guides {
  scroll-margin-top: 64px;
}

.content-band-raised {
  background: var(--color-surface);
}

.section-title,
.answer-meta {
  align-items: end;
  display: flex;
  gap: var(--space-5);
  justify-content: space-between;
  margin-bottom: var(--space-5);
}

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

.grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.guide-card {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: var(--space-5);
  text-decoration: none;
  transition: background-color 200ms ease-out, border-color 200ms ease-out, box-shadow 200ms ease-out, transform 200ms ease-out;
}

.guide-card:hover,
.guide-card:focus-visible {
  background: var(--color-surface-soft);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-raised);
  transform: translateY(-3px);
}

.guide-card h3 {
  font-size: 18px;
  line-height: 1.3;
  margin: var(--space-3) 0;
}

.guide-card p {
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
}

.card-link {
  color: var(--color-accent-hover);
  font-size: 14px;
  font-weight: 750;
  margin-top: auto;
  padding-top: var(--space-5);
}

.guide-card-compact {
  min-height: 210px;
}

.guide-directory {
  display: grid;
  gap: var(--space-7) var(--space-6);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.guide-group {
  border-top: 2px solid var(--color-border-strong);
  padding-top: var(--space-4);
}

.guide-group-heading {
  margin-bottom: var(--space-4);
}

.guide-group-heading h3 {
  font-size: 21px;
  margin: 0 0 var(--space-1);
}

.guide-group-heading p {
  color: var(--color-muted);
  margin: 0;
}

.guide-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.guide-list a {
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  font-weight: 700;
  gap: var(--space-4);
  justify-content: space-between;
  min-height: 48px;
  padding: var(--space-2) 0;
  text-decoration: none;
  transition: border-color 180ms ease-out, color 180ms ease-out, padding 180ms ease-out;
}

.guide-list a:hover,
.guide-list a:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
  padding-left: var(--space-2);
}

.split {
  align-items: start;
  display: grid;
  gap: var(--space-6);
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
}

.split > * {
  min-width: 0;
}

.visual {
  aspect-ratio: 16 / 10;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin: 0;
  min-height: 280px;
  overflow: hidden;
  width: 100%;
}

.visual img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.fact-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: grid;
  margin: 0;
  overflow: hidden;
}

.fact-row {
  align-items: start;
  background: var(--color-surface-raised);
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 190px 1fr;
  padding: 13px var(--space-4);
}

.fact-row + .fact-row {
  border-top: 1px solid var(--color-border);
}

.fact-list dd {
  margin: 0;
}

.guide-index {
  align-self: center;
  padding: var(--space-4) 0;
}

.guide-index h2 {
  margin-top: var(--space-3);
}

.guide-index .lead {
  font-size: 18px;
  margin-top: var(--space-4);
}

.source-list {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

.source-list a {
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  font-weight: 700;
  justify-content: space-between;
  min-height: 48px;
  padding: var(--space-2) 0;
  text-decoration: none;
}

.source-list a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
}

.breadcrumb {
  color: var(--color-muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 13px;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

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

.article-column {
  max-width: 860px;
}

.answer {
  background: var(--color-surface-raised);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 21px;
  line-height: 1.65;
  margin: 0 0 var(--space-5);
  padding: var(--space-5);
}

.article-sources {
  align-items: start;
  border-top: 1px solid var(--color-border);
  display: grid;
  gap: var(--space-5);
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.8fr);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
}

.article-sources h2 {
  font-size: 19px;
  margin: 0 0 var(--space-1);
}

.article-sources p {
  color: var(--color-muted);
  font-size: 14px;
  margin: 0;
}

.article-sources ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-sources a {
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  font-size: 14px;
  font-weight: 700;
  justify-content: space-between;
  min-height: 44px;
  text-decoration: none;
}

.article-sources a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
}

.faq-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin: 0 auto;
  max-width: 860px;
  overflow: hidden;
}

.faq-item {
  background: var(--color-surface-raised);
}

.faq-item + .faq-item {
  border-top: 1px solid var(--color-border);
}

.faq-item summary {
  cursor: pointer;
  font-size: 17px;
  font-weight: 750;
  min-height: 56px;
  padding: var(--space-4) 52px var(--space-4) var(--space-5);
  position: relative;
}

.faq-item summary::marker {
  color: var(--color-accent);
}

.faq-item p {
  color: var(--color-muted);
  margin: 0;
  max-width: 72ch;
  padding: 0 var(--space-5) var(--space-5);
}

.site-footer {
  color: var(--color-muted);
  padding: var(--space-7) 28px;
}

.footer-inner {
  display: grid;
  gap: var(--space-3);
}

.site-footer strong {
  color: var(--color-text);
}

.site-footer p {
  font-size: 14px;
  margin: 0;
  max-width: 88ch;
}

@media (max-width: 1024px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

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

@media (max-width: 940px) {
  .header-inner {
    min-height: 64px;
    padding: 0 var(--space-4);
  }

  .nav-desktop {
    display: none;
  }

  .mobile-nav {
    display: block;
  }

  .mobile-nav summary {
    border-color: var(--color-border);
    cursor: pointer;
    list-style: none;
  }

  .mobile-nav summary::-webkit-details-marker {
    display: none;
  }

  .mobile-nav[open] .nav {
    background: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    display: grid;
    gap: var(--space-2);
    grid-template-columns: repeat(2, minmax(0, 1fr));
    left: 0;
    padding: var(--space-4);
    position: absolute;
    right: 0;
    top: 64px;
  }

  .mobile-nav .nav a {
    background: var(--color-surface);
    border-color: var(--color-border);
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {

  .hero {
    background-image: linear-gradient(180deg, rgba(7, 10, 8, 0.74) 0%, rgba(7, 10, 8, 0.93) 74%, rgba(7, 10, 8, 0.98) 100%), var(--hero);
    min-height: auto;
    padding: var(--space-6) var(--space-4) var(--space-5);
  }

  .hero-article {
    min-height: 360px;
  }

  h1,
  .hero-article h1 {
    font-size: 42px;
    line-height: 1.04;
  }

  .lead {
    font-size: 17px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-actions {
    gap: var(--space-2);
    margin-top: var(--space-4);
  }

  .status-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 20px;
  }

  .status {
    min-height: 76px;
    padding: 10px;
  }

  .status:last-child {
    grid-column: 1 / -1;
  }

  .content-band {
    padding: var(--space-7) var(--space-4);
  }

  .section-title,
  .answer-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-2);
  }

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

  .guide-directory,
  .article-sources {
    grid-template-columns: 1fr;
  }

  .visual {
    min-height: 0;
  }

  .fact-row {
    gap: var(--space-2);
    grid-template-columns: 1fr;
  }

  .source-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .brand {
    font-size: 14px;
  }

  h1,
  .hero-article h1 {
    font-size: 38px;
  }

  h2 {
    font-size: 26px;
  }

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

  .guide-card,
  .guide-card-compact {
    min-height: 0;
  }

  .answer {
    font-size: 18px;
  }
}

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

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

  .guide-card:hover,
  .guide-card:focus-visible {
    transform: none;
  }
}