:root {
  --bg: #eaf4ff;
  --surface: #ffffff;
  --border: #c9dbee;
  --text: #12324d;
  --muted: #4c6680;
  --brand: #136c9c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Manrope, "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(900px 450px at 0% -20%, #dff0ff 10%, transparent 60%),
    linear-gradient(180deg, #dcebfa, var(--bg));
}
.guide-shell-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
}
.guide-shell-inner {
  max-width: 920px;
  margin: 0 auto;
  padding: 0.7rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}
.guide-brand {
  font-family: Sora, Manrope, sans-serif;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0f3a5b;
  text-decoration: none;
}
.guide-shell-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.guide-shell-nav a {
  border: 1px solid #b8d2e7;
  background: #eef7ff;
  color: #1f5678;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  font-weight: 600;
  font-size: 0.86rem;
}
.guide-shell-footer {
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.86);
}
main {
  max-width: 920px;
  margin: 0 auto;
  padding: 1rem 1rem 2.4rem;
}
.card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  padding: 1rem;
  margin-top: 0.8rem;
}
h1, h2, h3 { font-family: Sora, Manrope, sans-serif; margin: 0; }
h1 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h2 { font-size: 1.1rem; margin-top: 1rem; }
p, li { color: var(--muted); line-height: 1.5; }
.guide-freshness {
  margin: 0 0 0.8rem;
  font-size: 0.9rem;
}
ul { margin: 0.45rem 0 0; padding-left: 1.1rem; }
.breadcrumbs { font-size: 0.9rem; }
.breadcrumbs a { color: var(--brand); text-decoration: none; }
.badges { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.6rem; }
.badge {
  border: 1px solid #b8d2e7;
  background: #eef7ff;
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.82rem;
  color: #2c5574;
}
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.8rem; }
.btn {
  display: inline-flex;
  align-items: center;
  border: 1px solid #9ec0da;
  border-radius: 10px;
  background: #edf7ff;
  color: #0f5f87;
  text-decoration: none;
  padding: 0.42rem 0.72rem;
  font-weight: 700;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.6rem;
  margin-top: 0.65rem;
}
.tile {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f7fbff;
  padding: 0.7rem;
}
.tile h3 { font-size: 0.98rem; }
.tile p { margin: 0.4rem 0 0; font-size: 0.9rem; }
.guide-fish-media {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f7fbff;
  overflow: hidden;
  margin: 0.65rem 0 1rem;
}
.guide-fish-image-link {
  display: block;
  background: linear-gradient(180deg, #e8f2fb, #d6e8f7);
}
.guide-fish-image-link img {
  width: 100%;
  height: clamp(220px, 42vw, 460px);
  object-fit: contain;
  object-position: center;
  display: block;
}
.guide-fish-meta {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 0.5rem 0.7rem;
  border-top: 1px solid rgba(24, 93, 131, 0.1);
  background: #f8fcff;
}
.guide-fish-action {
  display: inline-flex;
  align-items: center;
  border: 1px solid #9ec0da;
  border-radius: 999px;
  background: #edf7ff;
  color: #0f5f87;
  text-decoration: none;
  padding: 0.28rem 0.62rem;
  font-size: 0.84rem;
  font-weight: 700;
}
.guide-related-links {
  border-top: 1px solid rgba(24, 93, 131, 0.14);
  margin-top: 1rem;
  padding-top: 0.7rem;
}
.guide-related-links h3 {
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
}
@media (max-width: 640px) {
  .guide-shell-inner { padding: 0.58rem 0.75rem; }
  .guide-brand { font-size: 0.94rem; letter-spacing: 0.09em; }
  .guide-shell-nav a { font-size: 0.8rem; padding: 0.26rem 0.56rem; }
  main { padding: 0.82rem 0.75rem 2rem; }
  .card { border-radius: 14px; padding: 0.9rem; }
  .guide-fish-image-link img { height: clamp(185px, 52vw, 320px); }
  .guide-fish-meta { justify-content: stretch; }
  .guide-fish-action { width: 100%; justify-content: center; }
}