:root {
  --bg: #f4efe3;
  --bg-accent: #e5dbc2;
  --surface: rgba(255, 251, 242, 0.82);
  --surface-strong: #fffaf0;
  --surface-muted: #efe4cd;
  --text: #243126;
  --text-muted: #596758;
  --border: rgba(55, 76, 52, 0.16);
  --shadow: 0 24px 60px rgba(52, 58, 34, 0.12);
  --accent: #3f6b36;
  --accent-soft: #dfeac5;
  --warning: #8c5f2c;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --content-width: 1180px;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.75), transparent 35%),
    linear-gradient(145deg, var(--bg), var(--bg-accent));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
}

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

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.page-shell {
  width: min(calc(100% - 2rem), var(--content-width));
  margin: 0 auto;
  padding: 1.25rem 0 4rem;
}

.hero {
  display: grid;
  gap: 1.5rem;
  align-items: end;
  padding: 1rem 0 2rem;
}

.hero__copy,
.hero__panel,
.library-toolbar,
.species-card,
.detail-panel,
.detail-sidebar,
.empty-state,
.error-state,
.loading-state {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  background: var(--surface);
  backdrop-filter: blur(12px);
}

.hero__copy {
  padding: 2rem;
}

.hero__panel {
  padding: 1.25rem;
}

.eyebrow {
  margin: 0 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: var(--accent);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
}

h1 {
  max-width: 12ch;
  font-size: clamp(2.4rem, 5vw, 4.8rem);
}

.hero__intro,
.hero__hint,
.species-card__subtitle,
.species-card__meta,
.detail-subheading,
.detail-meta,
.detail-section__body,
.markdown-block,
.empty-state,
.error-state,
.loading-state {
  color: var(--text-muted);
}

.hero__intro {
  margin: 1rem 0 0;
  max-width: 52ch;
  font-size: 1.05rem;
  line-height: 1.6;
}

.search-field {
  display: grid;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.search-field span {
  font-weight: 700;
}

.search-field input {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fffdf7;
}

.search-field input:focus {
  outline: 2px solid rgba(63, 107, 54, 0.26);
  outline-offset: 2px;
}

.hero__hint {
  margin: 0.75rem 0 0;
  font-size: 0.92rem;
  line-height: 1.5;
}

.app-shell {
  display: grid;
  gap: 1rem;
}

.library-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
}

.library-summary {
  margin: 0;
  font-size: 0.95rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.library-toolbar__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fcf7ea;
  padding: 0.45rem 0.8rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
}

.chip:hover {
  border-color: rgba(63, 107, 54, 0.35);
  color: var(--accent);
}

.chip:focus-visible {
  outline: 2px solid rgba(63, 107, 54, 0.32);
  outline-offset: 2px;
}

.chip--active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.language-switcher {
  display: grid;
  gap: 0.4rem;
}

.language-switcher__label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.language-switcher__controls {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.language-switcher__button {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fffdf7;
  color: var(--text-muted);
  padding: 0.45rem 0.75rem;
  cursor: pointer;
}

.language-switcher__button:hover {
  border-color: rgba(63, 107, 54, 0.35);
  color: var(--accent);
}

.language-switcher__button:focus-visible {
  outline: 2px solid rgba(63, 107, 54, 0.32);
  outline-offset: 2px;
}

.language-switcher__button--active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.species-grid {
  display: grid;
  gap: 1rem;
}

.species-card {
  overflow: hidden;
}

.species-card__link {
  display: grid;
  text-decoration: none;
}

.species-card__image-wrap {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #dde7c2, #efe6d2);
}

.species-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.species-card__body {
  display: grid;
  gap: 0.65rem;
  padding: 1rem 1rem 1.1rem;
}

.species-card__title {
  font-size: 1.4rem;
}

.species-card__subtitle,
.detail-subheading {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.species-card__meta,
.detail-meta {
  margin: 0;
  font-size: 0.9rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.tag-list li {
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0.28rem 0.6rem;
  font-size: 0.8rem;
}

.detail-layout {
  display: grid;
  gap: 1rem;
}

.detail-panel,
.detail-sidebar {
  padding: 1.15rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
  text-decoration: none;
  color: var(--accent);
  font-weight: 700;
}

.detail-header {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.4rem;
}

.detail-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.detail-gallery {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.detail-gallery__lead {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
  aspect-ratio: 16 / 10;
}

.detail-gallery__lead img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 0.55rem;
}

.detail-gallery__thumbs img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  background: var(--surface-muted);
}

.detail-section {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  margin-top: 1rem;
}

.detail-section:first-of-type {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}

.detail-section__heading {
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
}

.detail-section__fallback {
  margin: 0 0 0.75rem;
  color: #b13a2f;
  font-size: 0.92rem;
  font-weight: 700;
}

.markdown-block > :first-child {
  margin-top: 0;
}

.markdown-block > :last-child {
  margin-bottom: 0;
}

.markdown-block p,
.markdown-block ul,
.markdown-block ol,
.markdown-block pre,
.markdown-block blockquote,
.markdown-block table {
  margin: 0 0 1rem;
}

.markdown-block ul,
.markdown-block ol {
  padding-left: 1.2rem;
}

.markdown-block li + li {
  margin-top: 0.3rem;
}

.markdown-block h1,
.markdown-block h2,
.markdown-block h3,
.markdown-block h4 {
  margin: 1.2rem 0 0.65rem;
  font-size: 1.1rem;
}

.markdown-block code {
  padding: 0.1rem 0.35rem;
  border-radius: 0.35rem;
  background: rgba(72, 88, 49, 0.08);
  font-family: "Courier New", monospace;
  font-size: 0.92em;
}

.markdown-block pre {
  overflow-x: auto;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(72, 88, 49, 0.08);
}

.markdown-block blockquote {
  padding-left: 1rem;
  border-left: 4px solid var(--accent-soft);
}

.markdown-block table {
  width: 100%;
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 247, 0.92);
}

.markdown-block thead {
  background: rgba(223, 234, 197, 0.45);
}

.markdown-block th,
.markdown-block td {
  min-width: 140px;
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.markdown-block th + th,
.markdown-block td + td {
  border-left: 1px solid var(--border);
}

.markdown-block tbody tr:last-child td {
  border-bottom: 0;
}

.sidebar-card + .sidebar-card {
  margin-top: 1rem;
}

.sidebar-card h3 {
  margin-bottom: 0.6rem;
  font-size: 1rem;
}

.meta-list {
  display: grid;
  gap: 0.75rem;
}

.meta-list dt {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.meta-list dd {
  margin: 0.2rem 0 0;
}

.empty-state,
.error-state,
.loading-state {
  padding: 2rem 1.2rem;
  text-align: center;
}

.error-state {
  color: var(--warning);
}

@media (min-width: 720px) {
  .hero {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
  }

  .species-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-layout {
    grid-template-columns: minmax(0, 2fr) minmax(260px, 0.9fr);
  }
}

@media (min-width: 1040px) {
  .page-shell {
    width: min(calc(100% - 3rem), var(--content-width));
  }

  .species-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 719px) {
  .page-shell {
    width: min(calc(100% - 1rem), var(--content-width));
  }

  .hero__copy,
  .hero__panel,
  .detail-panel,
  .detail-sidebar,
  .library-toolbar {
    border-radius: 22px;
  }

  h1 {
    max-width: none;
  }
}