:root {
  color-scheme: dark;
  --ink: #f5efe4;
  --muted: #bdb4a5;
  --line: rgba(245, 239, 228, 0.16);
  --panel: rgba(20, 19, 20, 0.78);
  --accent: #d9a66f;
  --accent-soft: rgba(217, 166, 111, 0.18);
  --page: #0c0b0d;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 8%, rgba(143, 82, 41, 0.28), transparent 30rem),
    radial-gradient(circle at 8% 72%, rgba(92, 62, 43, 0.2), transparent 26rem),
    linear-gradient(160deg, #100e10 0%, #09090b 58%, #111014 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a {
  color: inherit;
}

.topbar {
  position: sticky;
  z-index: 10;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
  padding: 0.65rem clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  background: rgba(12, 11, 13, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  text-decoration: none;
  letter-spacing: 0.08em;
}

.brand strong {
  font-size: 0.92rem;
}

.brand span {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.languages {
  position: relative;
}

.languages summary {
  cursor: pointer;
  list-style: none;
  padding: 0.5rem 0.7rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.languages summary::-webkit-details-marker {
  display: none;
}

.language-list {
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + 0.5rem);
  display: grid;
  grid-template-columns: repeat(2, minmax(8rem, 1fr));
  width: min(22rem, calc(100vw - 2rem));
  max-height: min(70vh, 34rem);
  padding: 0.55rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #151316;
  box-shadow: 0 1.2rem 3.5rem rgba(0, 0, 0, 0.45);
}

.language-list a {
  padding: 0.55rem 0.65rem;
  border-radius: 0.55rem;
  color: var(--muted);
  font-size: 0.84rem;
  text-decoration: none;
}

.language-list a:hover,
.language-list a:focus-visible,
.language-list a[aria-current="page"] {
  color: var(--ink);
  background: var(--accent-soft);
}

.page {
  width: min(72rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(2.5rem, 7vw, 6.5rem) 0 4rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(14rem, 0.65fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  line-height: 1.08;
}

h1 {
  max-width: 16ch;
  font-size: clamp(3rem, 8vw, 6.8rem);
  letter-spacing: -0.045em;
}

.definition {
  max-width: 44rem;
  margin: clamp(1.5rem, 3vw, 2.4rem) 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.28rem, 2.5vw, 1.75rem);
  line-height: 1.55;
}

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

.actions a {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
}

.actions a:first-child {
  color: #17100b;
  background: var(--accent);
}

.actions a:hover,
.actions a:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0.8rem 2rem rgba(0, 0, 0, 0.3);
}

.cover {
  position: relative;
  display: grid;
  min-width: 0;
  place-items: center;
  margin: 0;
  padding: clamp(0.75rem, 2vw, 1.5rem);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.1rem;
  background: rgba(20, 19, 20, 0.48);
}

.cover::before {
  position: absolute;
  z-index: -1;
  inset-block: 8% -8%;
  inset-inline: 0;
  border-radius: 50%;
  background: rgba(217, 166, 111, 0.14);
  filter: blur(35px);
  content: "";
}

.cover img {
  display: block;
  width: auto;
  max-width: min(100%, 21rem);
  height: auto;
  max-height: min(68vh, 42rem);
  margin-inline: auto;
  object-fit: contain;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0.55rem;
  box-shadow: 0 2rem 4rem rgba(0, 0, 0, 0.5);
}

.explanations {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: clamp(4rem, 9vw, 8rem);
}

.explanations article {
  min-height: 100%;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--panel);
}

.explanations h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
}

.explanations p {
  margin: 1rem 0 0;
  color: var(--muted);
}

.page-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
}

.page-footer a {
  text-underline-offset: 0.22em;
}

@media (max-width: 52rem) {
  .hero {
    grid-template-columns: 1fr;
  }

  .cover img {
    width: min(66vw, 18rem);
    max-width: 100%;
    max-height: 70svh;
  }

  .explanations {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 34rem) {
  .topbar {
    align-items: flex-start;
  }

  .brand span {
    display: none;
  }

  .language-list {
    grid-template-columns: 1fr;
  }

  .page {
    width: min(100% - 1.25rem, 72rem);
    padding-top: 2rem;
  }

  h1 {
    font-size: clamp(2.8rem, 16vw, 4.5rem);
  }

  .actions {
    display: grid;
  }

  .page-footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .actions a {
    transition: none;
  }
}