:root {
  --fun-bg: linear-gradient(180deg, #f5f8ff 0%, #e6edf8 100%);
  --fun-panel: rgba(255, 255, 255, 0.9);
  --fun-panel-border: #a4b8d7;
  --fun-text: #152b4f;
  --fun-muted: #3f5f8f;
  --fun-shadow: 0 20px 50px rgba(18, 45, 91, 0.14);
  --fun-card-shadow: 0 18px 34px rgba(18, 45, 91, 0.16);
  --fun-accent: #183963;
  --fun-accent-text: #ffffff;
}

:root[data-theme="dark"] {
  --fun-bg: linear-gradient(180deg, #061221 0%, #0c1d33 100%);
  --fun-panel: rgba(10, 27, 49, 0.92);
  --fun-panel-border: #2f517b;
  --fun-text: #eef5ff;
  --fun-muted: #b6cae7;
  --fun-shadow: 0 24px 56px rgba(0, 0, 0, 0.38);
  --fun-card-shadow: 0 18px 34px rgba(0, 0, 0, 0.34);
  --fun-accent: #244d80;
  --fun-accent-text: #eef5ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  background: var(--fun-bg);
  color: var(--fun-text);
}

.fun-stuff-page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.fun-stuff-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.fun-stuff-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.fun-stuff-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--fun-panel-border);
  background: var(--fun-panel);
  color: var(--fun-text);
  text-decoration: none;
  font-weight: 700;
  box-shadow: var(--fun-shadow);
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.fun-stuff-link:hover,
.fun-stuff-link:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 40px rgba(18, 45, 91, 0.2);
  border-color: var(--fun-accent);
  outline: none;
}

.fun-stuff-hero {
  background: var(--fun-panel);
  border: 1px solid var(--fun-panel-border);
  box-shadow: var(--fun-shadow);
  padding: 28px;
  margin-bottom: 26px;
}

.fun-stuff-hero h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1;
}

.fun-stuff-hero p {
  margin: 0;
  max-width: 720px;
  color: var(--fun-muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.fun-stuff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.fun-card {
  background: var(--fun-panel);
  border: 1px solid var(--fun-panel-border);
  color: inherit;
  overflow: hidden;
  box-shadow: var(--fun-card-shadow);
}

.fun-card-preview {
  display: block;
  border-bottom: 1px solid var(--fun-panel-border);
  background: transparent;
}

.fun-card-preview img {
  display: block;
  width: 100%;
  height: auto;
}

.fun-card-body {
  padding: 18px 18px 20px;
}

.fun-card-body h2 {
  margin: 0 0 8px;
  font-size: 1.4rem;
  line-height: 1.1;
}

.fun-card-body p {
  margin: 0 0 14px;
  color: var(--fun-muted);
  line-height: 1.5;
}

.fun-card-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 12px;
  background: var(--fun-accent);
  color: var(--fun-accent-text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
}

.fun-card-cta:hover,
.fun-card-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 24px rgba(18, 45, 91, 0.22);
  filter: brightness(1.05);
  outline: none;
}

@media (max-width: 700px) {
  .fun-stuff-page {
    width: min(100% - 18px, 1120px);
    padding-top: 16px;
    padding-bottom: 42px;
  }

  .fun-stuff-header {
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 18px;
  }

  .fun-stuff-nav {
    justify-content: center;
  }

  .fun-stuff-hero {
    padding: 22px 18px;
  }
}