:root {
  color-scheme: dark;
  --bg: #101312;
  --panel: #171d1b;
  --panel-2: #202522;
  --text: #f4f1e8;
  --muted: #b9c1b7;
  --line: #33403b;
  --accent: #50d6c4;
  --accent-2: #f2c66d;
  --danger: #ff8068;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.3);
  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;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(80, 214, 196, 0.08), transparent 34%),
    linear-gradient(315deg, rgba(242, 198, 109, 0.06), transparent 38%);
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(16, 19, 18, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

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

.nav-links a {
  padding: 9px 11px;
  border-radius: 8px;
  font-size: 0.94rem;
}

.nav-links a:hover,
.text-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.hero {
  min-height: 690px;
  display: grid;
  align-items: end;
  background:
    linear-gradient(90deg, rgba(16, 19, 18, 0.9) 0%, rgba(16, 19, 18, 0.62) 43%, rgba(16, 19, 18, 0.18) 100%),
    url("animal-hospital-anomaly-hero.png") center / cover no-repeat;
}

.hero-inner,
.section-inner,
.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero-content {
  max-width: 650px;
  padding: 104px 0 74px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.83rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(2.5rem, 7vw, 5.6rem);
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(1.75rem, 3vw, 2.8rem);
}

h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

p {
  margin: 0 0 18px;
}

.lede {
  margin-top: 22px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  max-width: 760px;
}

.cta-row,
.link-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--accent);
  color: #08201d;
  font-weight: 800;
  text-decoration: none;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--line);
  color: var(--text);
}

.button.warning {
  background: var(--accent-2);
  color: #231909;
}

.section {
  position: relative;
  padding: 76px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.section.alt {
  background: rgba(255, 255, 255, 0.035);
}

.page-hero {
  padding: 84px 0 58px;
  background:
    linear-gradient(135deg, rgba(80, 214, 196, 0.13), transparent 42%),
    linear-gradient(315deg, rgba(242, 198, 109, 0.12), transparent 40%);
}

.page-hero .lede {
  max-width: 820px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

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

.card {
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.card p,
.content-block p,
li {
  color: var(--muted);
}

.card a {
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.content-block {
  max-width: 840px;
}

.content-block + .content-block {
  margin-top: 42px;
}

.note {
  padding: 18px 20px;
  border-left: 4px solid var(--accent-2);
  background: rgba(242, 198, 109, 0.1);
  color: var(--text);
}

.warning-note {
  border-left-color: var(--danger);
  background: rgba(255, 128, 104, 0.1);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  background: var(--panel);
}

th,
td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--accent);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.meta-bar span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.toc a {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 16px 18px;
}

summary {
  cursor: pointer;
  font-weight: 800;
}

details p {
  margin: 12px 0 0;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #0b0e0d;
  padding: 34px 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

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

@media (max-width: 840px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
  }

  .hero {
    min-height: 620px;
    background:
      linear-gradient(180deg, rgba(16, 19, 18, 0.94) 0%, rgba(16, 19, 18, 0.68) 58%, rgba(16, 19, 18, 0.45) 100%),
      url("animal-hospital-anomaly-hero.png") center / cover no-repeat;
  }

  .hero-content {
    padding: 86px 0 48px;
  }

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

  .section {
    padding: 56px 0;
  }
}

@media (max-width: 520px) {
  .nav-links a {
    padding: 8px 9px;
    font-size: 0.88rem;
  }

  .button {
    width: 100%;
  }
}