* { box-sizing: border-box; }
html, body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #1d2c1a; background: #f4f7f1; }

#guide-header {
  position: sticky; top: 0; z-index: 20;
  background: #1d3520; color: #eef4ea;
  box-shadow: 0 2px 12px rgba(0,0,0,.18);
}
.header-inner { max-width: 1200px; margin: 0 auto; padding: 18px 22px 16px; }
#guide-header h1 { margin: 0 0 4px; font-size: 24px; }
.tree-emoji { font-size: 20px; }
.subtitle { margin: 0 0 12px; font-size: 13.5px; color: #b9d2bd; max-width: 720px; line-height: 1.5; }
.subtitle .nav a { color: #8fd29a; text-decoration: none; font-weight: 600; }
.subtitle .nav a:hover { text-decoration: underline; }
#species-count { font-weight: 700; color: #fff; }

#search {
  width: 100%; max-width: 460px; padding: 10px 13px;
  border: 1px solid #3c6242; border-radius: 9px; background: #15291a; color: #eef4ea;
  font-size: 14.5px;
}
#search::placeholder { color: #7fa088; }
#search:focus { outline: 2px solid #8fd29a; border-color: transparent; }

main { max-width: 1200px; margin: 0 auto; padding: 22px; }

h2 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.05em; color: #3d5e3a; margin: 8px 0 14px; }

/* Primer */
.primer-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px;
  margin-bottom: 34px;
}
.primer-card {
  background: #fff; border: 1px solid #dde6d7; border-radius: 12px; padding: 14px 16px;
}
.primer-card h3 { margin: 0 0 6px; font-size: 14px; color: #2e5d31; }
.primer-card p { margin: 0; font-size: 13px; line-height: 1.5; color: #3c473a; }
.primer-card strong { color: #1d3520; }

/* Species cards */
#cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px;
}
.loading { color: #6a7a66; font-size: 14px; padding: 20px 0; }

.card {
  background: #fff; border: 1px solid #dde6d7; border-radius: 14px; overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
.card-photo {
  width: 100%; height: 168px; object-fit: cover; background: #e8efe3; display: block;
}
.card-photo--none {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--chip) 30%, #e8efe3), #e8efe3);
}
.card-photo--none span { font-size: 15px; font-weight: 600; color: #41523e; opacity: .8; }

.card-body { padding: 13px 15px 15px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.card-head { display: flex; align-items: flex-start; gap: 9px; }
.genus-chip {
  width: 13px; height: 13px; border-radius: 50%; margin-top: 4px; flex: 0 0 auto;
  border: 1px solid rgba(0,0,0,.18);
}
.card-titles { flex: 1; min-width: 0; }
.card-common { margin: 0; font-size: 15.5px; color: #1d3520; line-height: 1.25; }
.card-botanical { margin: 1px 0 0; font-size: 12.5px; font-style: italic; color: #6a7a66; }
.card-count {
  text-align: right; font-size: 16px; font-weight: 700; color: #2e5d31; flex: 0 0 auto;
  display: flex; flex-direction: column; line-height: 1.1;
}
.card-count small { font-size: 9.5px; font-weight: 500; color: #95a690; text-transform: uppercase; letter-spacing: .03em; }

.cues { display: flex; flex-direction: column; gap: 5px; }
.cue { display: flex; gap: 8px; font-size: 12.5px; line-height: 1.4; }
.cue-label {
  flex: 0 0 84px; color: #8b9b86; text-transform: uppercase; font-size: 10px;
  letter-spacing: .04em; font-weight: 600; padding-top: 2px;
}
.cue-text { color: #34402f; flex: 1; }

.card-extract {
  margin: 0; font-size: 12.5px; line-height: 1.5; color: #55624f;
  border-top: 1px solid #eef2ea; padding-top: 9px;
}

.card-links { margin-top: auto; display: flex; gap: 14px; padding-top: 4px; }
.card-link { font-size: 12.5px; font-weight: 600; text-decoration: none; color: #2e5d31; }
.card-link:hover { text-decoration: underline; }
.card-link--map { color: #b3541e; }

#guide-footer {
  margin: 30px 0 10px; padding-top: 16px; border-top: 1px solid #dde6d7;
  font-size: 12px; color: #8b9b86; line-height: 1.5;
}
#guide-footer a { color: #2e5d31; }

@media (max-width: 520px) {
  .cue-label { flex-basis: 70px; }
  #cards { grid-template-columns: 1fr; }
}