:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --text: #333333;
  --text-muted: #444444;
  --accent: #333333;
  --accent-dark: #222222;
  --border: #cccccc;
  --radius: 0px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Anaheim", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

button,
input,
select,
textarea {
  font-family: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Anaheim", sans-serif;
}

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

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

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  margin-bottom: 24px;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.icon-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-muted);
  margin-right: -8px;
}

.icon-btn:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.logo {
  font-family: "Anaheim", sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.nav-links a:hover {
  text-decoration: underline;
}

/* Hero */

.hero {
  padding: 64px 0 48px;
  text-align: left;
}

.hero h1 {
  font-size: 1.7rem;
  font-weight: 400;
  margin: 0 0 12px;
  letter-spacing: 0;
}

.hero p {
  max-width: 620px;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Section shell */

.section {
  padding: 40px 0;
}

.section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 6px;
}

.section .section-sub {
  color: var(--text-muted);
  margin: 0 0 24px;
  font-size: 0.9rem;
}

/* Card grids */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.card-grid.grid-9 {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: var(--radius);
  overflow: visible;
  position: relative;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.card:has(> a) {
  isolation: isolate;
}

.card:has(> a)::before {
  content: "";
  position: absolute;
  inset: -4px;
  background: rgba(51, 51, 51, 0.1);
  filter: blur(8px);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.18s ease;
  pointer-events: none;
}

.card:has(> a):hover {
  transform: translateY(-4px);
  border-color: var(--text);
}

.card:has(> a):hover::before {
  opacity: 1;
}


.card > a,
.card > .card-disabled,
.card > .card-thumb {
  display: flex;
}

.card > a,
.card > .card-disabled {
  flex-direction: column;
  height: 100%;
}

.card-disabled {
  cursor: default;
  opacity: 0.5;
}

.card-thumb {
  aspect-ratio: 16 / 10;
  background: var(--surface);
  border: 1px solid var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  overflow: hidden;
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 12px 2px 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-body h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 3px;
}

.card-body p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0 0 10px;
  flex: 1;
  transition: font-size 0.18s ease;
}

.card:has(> a):hover .card-body p {
  font-size: 0.95rem;
}

.card-cta {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-muted);
}

.topic-card .card-thumb {
  aspect-ratio: 4 / 3;
}

.topic-card .card-body p {
  font-size: 0.8rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: left;
}

@media (max-width: 860px) {
  .card-grid,
  .card-grid.grid-9 {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links {
    gap: 16px;
  }
}

@media (max-width: 560px) {
  .card-grid,
  .card-grid.grid-9 {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 1.4rem;
  }

  .site-header .wrap {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
}

/* Home page: compact grid layout with side padding (layout only differs here) */

.home-page {
  --max-width: 1080px;
}

.home-page .wrap {
  padding: 0 96px;
}

.home-page .site-header .wrap {
  padding-top: 12px;
  padding-bottom: 12px;
}

.home-page .logo {
  font-size: 1.35rem;
}

.home-page .nav-links {
  gap: 20px;
}

.home-page .nav-links a {
  font-size: 0.85rem;
}

.home-page .hero {
  padding: 32px 0 24px;
}

.home-page .hero h1 {
  font-size: 1.5rem;
  margin: 0 0 6px;
}

.home-page .hero p {
  font-size: 0.9rem;
}

.home-page .section {
  padding: 20px 0;
}

.home-page .section h2 {
  font-size: 1.05rem;
  margin: 0 0 4px;
}

.home-page .section .section-sub {
  font-size: 0.8rem;
  margin: 0 0 14px;
}

.home-page .card-grid,
.home-page .card-grid.grid-9 {
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.home-page .card-body {
  padding: 10px 2px 0;
}

.home-page .card-body h3 {
  font-size: 0.82rem;
  margin: 0 0 3px;
}

.home-page .card-body p {
  font-size: 0.76rem;
  margin: 0 0 8px;
  transition: font-size 0.18s ease;
}

.home-page .card:has(> a):hover .card-body p {
  font-size: 0.86rem;
}

.home-page .card-cta {
  font-size: 0.74rem;
}

.home-page .topic-card .card-body {
  padding: 8px 2px 0;
}

.home-page .topic-card .card-body h3 {
  font-size: 0.78rem;
}

.home-page .site-footer {
  padding: 18px 0;
  font-size: 0.76rem;
}

@media (max-width: 1100px) {
  .home-page .wrap {
    padding: 0 32px;
  }

  .home-page .card-grid,
  .home-page .card-grid.grid-9 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 700px) {
  .home-page .wrap {
    padding: 0 16px;
  }

  .home-page .card-grid,
  .home-page .card-grid.grid-9 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 460px) {
  .home-page .card-grid,
  .home-page .card-grid.grid-9 {
    grid-template-columns: 1fr;
  }
}

/* Home sections: generous, centered auto-layout-style containers matching the
   Figma spacing rhythm (Hero: 1280x186, 0 padding; Resources/"Testimonial wall":
   120/64px padding, 64px gap desktop, 80/24px + 48px mobile). Quick Links, Guides,
   and Advanced follow the same centered-column rhythm at a consistent scale. */

.home-page .section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 32px 0;
  gap: 28px;
}

.home-page .section .wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
  text-align: left;
}

.home-page .section .card-grid {
  width: 100%;
}

.home-page .hero {
  padding: 0;
  gap: 0;
}

.home-page .hero .wrap {
  gap: 0;
}

@media (max-width: 700px) {
  .home-page .section {
    padding: 32px 0;
    gap: 28px;
  }

  .home-page .section .wrap {
    gap: 28px;
  }
}

/* Resources: small corner icon instead of a full-width thumbnail; the card
   itself carries a white fill + thin grey border instead of the icon */

.home-page .section#resources .card {
  background: #ffffff;
  border: 1px solid var(--border);
}

.home-page .section#resources .card > a,
.home-page .section#resources .card > .card-disabled {
  background: #ffffff;
}

.home-page .section#resources .card > a,
.home-page .section#resources .card > .card-disabled {
  align-items: flex-start;
  padding: 14px;
  text-align: left;
}

.home-page .section#resources .card-thumb {
  width: 40px;
  height: 40px;
  aspect-ratio: 1 / 1;
  align-self: flex-start;
  border: none;
  background: transparent;
}

.home-page .section#resources .card:has(> a):hover .card-body p {
  font-size: 0.76rem;
}

.home-page .section#resources .card-body {
  padding: 10px 0 0;
  text-align: left;
}