:root {
  --bg: #07090b;
  --bg-soft: #0d1114;
  --panel: #11171a;
  --panel-strong: #151d21;
  --ink: #f1f4ef;
  --muted: #a4aca6;
  --subtle: #6f7a75;
  --line: #263239;
  --line-strong: #3a474e;
  --red: #d34245;
  --red-dark: #8f2528;
  --amber: #d5a64b;
  --moss: #8a9b78;
  --shadow: rgba(0, 0, 0, 0.36);
  color-scheme: dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 44px 44px;
  font-size: 16px;
  line-height: 1.7;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0.025) 1px, transparent 1px, transparent 4px),
    linear-gradient(180deg, rgba(211, 66, 69, 0.1), transparent 18rem);
  mix-blend-mode: screen;
  opacity: 0.45;
}

a {
  color: inherit;
}

a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  padding: 0.75rem 1rem;
  color: var(--bg);
  background: var(--amber);
  border-radius: 4px;
  transition: top 160ms ease;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(7, 9, 11, 0.88);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-width: max-content;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  border: 2px solid var(--red);
  transform: rotate(45deg);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid var(--amber);
}

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

.site-nav a {
  min-height: 2.25rem;
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.65rem;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-color: rgba(211, 66, 69, 0.5);
  background: rgba(211, 66, 69, 0.08);
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 28rem);
  align-items: stretch;
  gap: clamp(1.25rem, 4vw, 3rem);
  max-width: 1180px;
  min-height: min(680px, calc(100vh - 74px));
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 4vw, 3rem) clamp(2rem, 5vw, 4rem);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--amber);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(3rem, 8vw, 6.8rem);
  text-transform: uppercase;
}

.article h1 {
  max-width: 17ch;
  font-size: clamp(2.45rem, 7vw, 5rem);
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.6rem, 4vw, 2.45rem);
}

h3 {
  margin: 1.2rem 0 0.45rem;
  font-size: 1.08rem;
}

.lede {
  max-width: 66ch;
  margin: 1.1rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  color: #fff;
  border-color: var(--red);
  background: var(--red-dark);
}

.button.ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.03);
}

.briefing-panel {
  align-self: center;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(21, 29, 33, 0.95), rgba(9, 12, 14, 0.95));
  box-shadow: 0 24px 70px var(--shadow);
}

.panel-topline,
.briefing-row {
  display: grid;
  gap: 0.3rem;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
}

.panel-topline {
  grid-template-columns: 1fr auto;
  align-items: center;
  color: var(--subtle);
  font-size: 0.9rem;
}

.panel-topline strong {
  color: var(--ink);
  font-size: 0.82rem;
}

.briefing-row {
  color: var(--ink);
  text-decoration: none;
}

.briefing-row:hover {
  background: rgba(255, 255, 255, 0.04);
}

.briefing-row span,
.guide-card span,
.related-card span {
  color: var(--amber);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.briefing-row.urgent span {
  color: #ff777a;
}

.site-position,
.home-section,
.faq-section,
.related-panel {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(2.25rem, 5vw, 4rem) clamp(1rem, 4vw, 3rem);
}

.site-position {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.site-position p,
.section-heading p {
  max-width: 72ch;
  color: var(--muted);
}

.section-heading {
  display: grid;
  gap: 0.2rem;
  margin-bottom: 1.4rem;
}

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

.guide-card,
.related-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: rgba(17, 23, 26, 0.84);
  text-decoration: none;
  transition:
    transform 150ms ease,
    border-color 150ms ease,
    background 150ms ease;
}

.guide-card:hover,
.related-card:hover {
  transform: translateY(-2px);
  border-color: rgba(211, 66, 69, 0.65);
  background: rgba(24, 31, 35, 0.95);
}

.guide-card h3,
.guide-card p,
.related-card strong,
.related-card em {
  margin: 0.45rem 0 0;
}

.guide-card p,
.related-card em {
  color: var(--muted);
  font-style: normal;
}

.page-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 16rem;
  gap: clamp(1.5rem, 4vw, 3rem);
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 4vw, 3rem);
}

.content-wrap {
  min-width: 0;
}

.breadcrumb {
  margin-bottom: 1.25rem;
  color: var(--subtle);
  font-size: 0.92rem;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 0.45rem;
  color: var(--line-strong);
}

.article-header {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.status-note,
.source-note {
  margin-top: 1.2rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--red);
  color: var(--muted);
  background: rgba(211, 66, 69, 0.08);
}

.status-note strong,
.source-note strong {
  color: var(--ink);
}

.content-section {
  padding: clamp(2rem, 5vw, 3.4rem) 0;
  border-bottom: 1px solid var(--line);
}

.content-section p,
.content-section li {
  max-width: 76ch;
}

.content-section p {
  color: var(--muted);
}

.content-section a,
.site-position a {
  color: #ff8c8f;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

ul {
  padding-left: 1.25rem;
}

li + li {
  margin-top: 0.45rem;
}

.check-list,
.tip-list {
  display: grid;
  gap: 0.65rem;
  padding: 0;
  list-style: none;
}

.check-list li,
.tip-list li {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-left-color: var(--moss);
  background: rgba(255, 255, 255, 0.025);
}

.tip-list li {
  border-left-color: var(--amber);
}

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

.feature-list > div {
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.feature-list h3 {
  margin-top: 0;
}

.toc {
  position: sticky;
  top: 5.5rem;
  align-self: start;
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgba(13, 17, 20, 0.86);
}

.toc p {
  margin: 0 0 0.6rem;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.toc a {
  padding: 0.3rem 0;
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.toc a:hover {
  color: var(--ink);
}

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

.faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  cursor: pointer;
  padding: 1rem 0;
  color: var(--ink);
  font-weight: 800;
}

.faq-item div {
  padding-bottom: 1rem;
  color: var(--muted);
}

.related-panel {
  padding-left: 0;
  padding-right: 0;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #050607;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem clamp(1rem, 4vw, 3rem);
  color: var(--muted);
}

.footer-inner strong {
  color: var(--ink);
}

.footer-inner p {
  margin: 0.4rem 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1rem;
  max-width: 28rem;
}

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

@media (max-width: 900px) {
  .home-hero,
  .page-shell {
    grid-template-columns: 1fr;
  }

  .home-hero {
    min-height: auto;
  }

  .briefing-panel {
    align-self: stretch;
  }

  .toc {
    position: static;
    order: -1;
  }

  .card-grid,
  .related-grid,
  .feature-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
    width: 100%;
  }

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

  .home-hero {
    padding-top: 2.5rem;
  }

  h1,
  .article h1 {
    font-size: clamp(2.4rem, 14vw, 4rem);
  }

  .hero-actions,
  .footer-inner {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

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

  .footer-links {
    justify-content: flex-start;
  }
}