:root {
  --bg: #0a0d10;
  --panel: #12191d;
  --panel-strong: #172126;
  --ink: #d6c7a1;
  --ink-muted: #b89b73;
  --red: #d83a2f;
  --red-soft: rgba(216, 58, 47, 0.34);
  --amber: #ffb347;
  --line: rgba(214, 199, 161, 0.42);
  --line-faint: rgba(214, 199, 161, 0.18);
  --font-ui: "Geist", system-ui, sans-serif;
  --font-display: "Barlow Condensed", "Arial Narrow", Impact, sans-serif;
  --font-mono: "Geist Mono", "SFMono-Regular", Consolas, monospace;
  --max: 1320px;
  --head: 86px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 76% 10%, rgba(216, 58, 47, 0.12), transparent 25%),
    linear-gradient(180deg, #030506 0%, #0a0d10 52%, #030506 100%);
  font-family: var(--font-ui);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
}

body::before {
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.045) 0,
      rgba(255, 255, 255, 0.045) 1px,
      transparent 1px,
      transparent 5px
    );
  opacity: 0.08;
  mix-blend-mode: screen;
}

body::after {
  background:
    radial-gradient(circle at center, transparent 42%, rgba(0, 0, 0, 0.54)),
    repeating-linear-gradient(
      90deg,
      rgba(214, 199, 161, 0.014) 0,
      rgba(214, 199, 161, 0.014) 1px,
      transparent 1px,
      transparent 72px
    );
}

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

a:focus-visible {
  outline: 1px solid var(--amber);
  outline-offset: 4px;
}

h1,
h2,
h3,
p,
ul,
figure {
  margin: 0;
}

code {
  font-family: var(--font-mono);
}

.seo-shell {
  width: min(calc(100% - 40px), var(--max));
  margin: 22px auto;
  overflow: clip;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(214, 199, 161, 0.026), transparent 20%),
    rgba(10, 13, 16, 0.78);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.72) inset,
    0 28px 80px -48px rgba(216, 58, 47, 0.34);
}

.seo-masthead {
  min-height: var(--head);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 18px 28px 17px;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 9, 0.94);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 54px;
  height: 54px;
  flex: 0 0 auto;
  border-radius: 50%;
  object-fit: contain;
}

.brand-wordmark {
  display: block;
  width: min(52vw, 179px);
  height: auto;
  max-height: 46px;
  filter: drop-shadow(0 0 18px rgba(218, 198, 170, 0.12));
  transform: translateY(0.2em);
}

.seo-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 42px);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.84rem;
  text-transform: uppercase;
}

.seo-nav a {
  padding: 10px 0;
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.seo-nav a:hover {
  color: var(--ink);
  transform: translateY(-1px);
}

.seo-hero {
  position: relative;
  min-height: calc(100dvh - var(--head) - 44px);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: clamp(32px, 5vw, 74px);
  align-items: center;
  overflow: hidden;
  padding: clamp(52px, 7vw, 104px) clamp(24px, 4vw, 64px);
  isolation: isolate;
}

.seo-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, #0a0d10 0%, rgba(10, 13, 16, 0.9) 42%,
      rgba(10, 13, 16, 0.34) 68%, rgba(3, 5, 6, 0.86) 100%),
    radial-gradient(circle at 58% 80%, rgba(216, 58, 47, 0.25), transparent 18%),
    #030506;
}

.seo-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    repeating-linear-gradient(
      0deg,
      rgba(218, 198, 170, 0.026) 0,
      rgba(218, 198, 170, 0.026) 1px,
      transparent 1px,
      transparent 7px
    );
  opacity: 0.35;
}

.kicker {
  margin-bottom: 18px;
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 780px;
  color: var(--ink);
  font-size: clamp(3.45rem, 7vw, 7.4rem);
  line-height: 0.9;
}

.lede {
  max-width: 680px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: clamp(1rem, 1.35vw, 1.22rem);
  line-height: 1.65;
}

.updated {
  margin-top: 18px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-width: min(100%, 220px);
  min-height: 58px;
  padding: 16px 22px;
  border: 1px solid var(--line);
  color: var(--amber);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition:
    background 160ms ease,
    color 160ms ease,
    transform 160ms ease,
    border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  border-color: var(--red);
  background: var(--red);
  color: #0a0d10;
}

.seo-visual {
  position: relative;
  justify-self: end;
  width: min(100%, 520px);
  filter: drop-shadow(0 28px 28px rgba(3, 5, 6, 0.68));
}

.seo-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.seo-section {
  padding: clamp(62px, 8vw, 112px) clamp(24px, 5vw, 70px);
  border-top: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(58, 74, 82, 0.12), transparent 36%),
    rgba(10, 13, 16, 0.9);
}

.answer-box {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  background: rgba(23, 33, 38, 0.3);
}

.answer-box p {
  color: var(--ink-muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.seo-split {
  display: grid;
  grid-template-columns: minmax(260px, 0.58fr) minmax(0, 1fr);
  gap: clamp(34px, 6vw, 84px);
  align-items: start;
}

.section-heading {
  max-width: 560px;
}

h2 {
  margin-top: 8px;
  color: var(--ink);
  font-size: clamp(2.65rem, 5vw, 5.8rem);
  line-height: 0.92;
}

h3 {
  color: var(--ink);
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  line-height: 1;
}

.section-heading p:not(.kicker),
.copy-stack p,
.proof-list p,
.compare-table p {
  margin-top: 20px;
  color: var(--ink-muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.copy-stack {
  display: grid;
  gap: 20px;
}

.proof-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.proof-list article,
.compare-table article,
.link-grid a {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line-faint);
  border-left: 3px solid var(--red);
  background:
    linear-gradient(90deg, rgba(216, 58, 47, 0.12), transparent 56%),
    rgba(23, 33, 38, 0.26);
  box-shadow: inset 0 1px 0 rgba(214, 199, 161, 0.08);
}

.proof-list span,
.compare-table span,
.link-grid span {
  display: block;
  margin-bottom: 14px;
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.compare-table {
  display: grid;
  gap: 16px;
}

.compare-table article {
  display: grid;
  grid-template-columns: minmax(160px, 0.34fr) minmax(0, 1fr);
  gap: 22px;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.resource-list {
  display: grid;
  gap: 16px;
}

.resource-list a,
.resource-list div {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--line-faint);
  background: rgba(23, 33, 38, 0.22);
}

.resource-list strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  text-transform: uppercase;
}

.resource-list p {
  margin-top: 10px;
  color: var(--ink-muted);
  line-height: 1.6;
}

.link-grid a {
  display: block;
  min-height: 154px;
  transition:
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.link-grid a:hover {
  border-color: var(--red);
  transform: translateY(-2px);
}

.link-grid strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 2vw, 2rem);
  line-height: 1;
  text-transform: uppercase;
}

.link-grid p {
  margin-top: 14px;
  color: var(--ink-muted);
  font-size: 0.98rem;
  line-height: 1.55;
}

.seo-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(24px, 4vw, 52px);
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.86rem;
}

.seo-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.seo-footer a {
  color: var(--amber);
}

@media (max-width: 900px) {
  .seo-shell {
    width: min(calc(100% - 24px), var(--max));
    margin: 12px auto;
  }

  .seo-masthead,
  .seo-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .seo-nav {
    flex-wrap: wrap;
    gap: 10px 22px;
  }

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

  .seo-visual {
    justify-self: start;
    width: min(100%, 380px);
  }

  .proof-list,
  .link-grid {
    grid-template-columns: 1fr;
  }

  .compare-table article {
    grid-template-columns: 1fr;
  }
}