/* NZ Birding field-guide sheet. Forest green, kowhai yellow, warm paper. */
:root {
  --fg-forest: #1f4d36;
  --fg-forest-deep: #133325;
  --fg-moss: #4f7a4a;
  --fg-kowhai: #f2c230;
  --fg-kowhai-soft: #fbeab0;
  --fg-paper: #fbf7ee;
  --fg-paper-2: #f3ecdc;
  --fg-ink: #23251f;
  --fg-ink-soft: #5b5d52;
  --fg-line: #e2d8c3;
  --fg-sea: #2b6a86;
  --fg-shore: #b07a3c;
  --fg-isle: #6c4f8c;
  --fg-alp: #6b7b86;
  --fg-wet: #3e8a7d;
  --fg-radius: 14px;
  --fg-shell: min(1140px, 100% - 32px);
}
.fg-body, .fg-body *, .fg-body *::before, .fg-body *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body.fg-body {
  margin: 0; background: var(--fg-paper); color: var(--fg-ink);
  font: 17px/1.65 "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}
.fg-skip { position: absolute; left: -999px; top: 8px; background: var(--fg-kowhai); color: var(--fg-ink); padding: 6px 12px; border-radius: 8px; }
.fg-skip:focus { left: 12px; z-index: 9; }
a { color: var(--fg-forest); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--fg-moss); }

.fg-mast { background: var(--fg-forest); color: #fff; position: sticky; top: 0; z-index: 5; border-bottom: 4px solid var(--fg-kowhai); }
.fg-mast__inner { width: var(--fg-shell); margin-inline: auto; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 24px; padding: 10px 0; }
.fg-brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font: 700 1.15rem/1 system-ui, -apple-system, "Segoe UI", sans-serif; letter-spacing: .01em; }
.fg-brand:hover { color: var(--fg-kowhai-soft); }
.fg-brand__mark { width: 34px; height: 34px; }
.fg-brand__mark circle:first-child { stroke: var(--fg-kowhai); stroke-width: 1.5; }
.fg-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 2px 4px; }
.fg-nav a { display: block; padding: 6px 10px; border-radius: 999px; color: #f4f1e6; text-decoration: none; font: 500 .92rem/1.2 system-ui, -apple-system, "Segoe UI", sans-serif; }
.fg-nav a:hover, .fg-nav a[aria-current] { background: var(--fg-kowhai); color: var(--fg-forest-deep); }

.fg-main { width: var(--fg-shell); margin: 0 auto; padding: 32px 0 56px; }

.fg-kicker { margin: 0 0 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.fg-tag { display: inline-block; font: 600 .74rem/1 system-ui, -apple-system, "Segoe UI", sans-serif; letter-spacing: .04em; text-transform: uppercase; padding: 5px 9px; border-radius: 999px; background: var(--fg-forest); color: #fff; text-decoration: none; }
a.fg-tag:hover { color: var(--fg-kowhai-soft); }
.fg-tag--forest { background: var(--fg-forest); }
.fg-tag--coast { background: var(--fg-shore); }
.fg-tag--ocean { background: var(--fg-sea); }
.fg-tag--island { background: var(--fg-isle); }
.fg-tag--garden { background: var(--fg-moss); }
.fg-tag--alpine { background: var(--fg-alp); }
.fg-tag--wetland { background: var(--fg-wet); }
.fg-tag--anywhere { background: var(--fg-ink-soft); }
.fg-tag--ghost { background: transparent; color: var(--fg-ink-soft); box-shadow: inset 0 0 0 1px var(--fg-line); }

/* home */
.fg-hero { display: grid; gap: 24px; grid-template-columns: 1.4fr 1fr; align-items: center; background: var(--fg-paper-2); border-radius: calc(var(--fg-radius) * 1.5); padding: clamp(20px, 4vw, 44px); margin-bottom: 36px; }
.fg-hero h1 { font-size: clamp(1.9rem, 4.4vw, 2.9rem); line-height: 1.12; margin: 0 0 12px; color: var(--fg-forest-deep); }
.fg-hero p { margin: 0 0 10px; font-size: 1.08rem; }
.fg-hero svg { width: 100%; height: auto; }
.fg-hubgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 0 0 40px; }
.fg-hubtile { display: block; padding: 18px 20px; border-radius: var(--fg-radius); background: #fff; border: 1px solid var(--fg-line); border-top: 6px solid var(--fg-forest); text-decoration: none; color: var(--fg-ink); }
.fg-hubtile:nth-child(2) { border-top-color: var(--fg-kowhai); }
.fg-hubtile:nth-child(3) { border-top-color: var(--fg-sea); }
.fg-hubtile:nth-child(4) { border-top-color: var(--fg-moss); }
.fg-hubtile strong { display: block; font: 700 1.1rem/1.3 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-forest-deep); margin-bottom: 4px; }
.fg-hubtile:hover { box-shadow: 0 6px 18px rgba(31, 77, 54, .12); }
.fg-section-title { font: 700 1.3rem/1.3 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-forest-deep); margin: 0 0 14px; }

/* cards */
.fg-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.fg-card { display: flex; flex-direction: column; gap: 8px; padding: 18px; border-radius: var(--fg-radius); background: #fff; border: 1px solid var(--fg-line); color: var(--fg-ink); text-decoration: none; transition: transform .15s ease, box-shadow .15s ease; }
.fg-card:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(31, 77, 54, .13); color: var(--fg-ink); }
.fg-card .fg-tag { align-self: flex-start; }
.fg-card__title { font: 700 1.08rem/1.3 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-forest-deep); }
.fg-card__text { font-size: .95rem; color: var(--fg-ink-soft); }
.fg-card__date { margin-top: auto; font: .8rem/1 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-ink-soft); }
.fg-card[hidden] { display: none; }

/* species cards */
.fg-species { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; margin: 0 0 40px; }
.fg-sp { border-radius: var(--fg-radius); background: #fff; border: 1px solid var(--fg-line); padding: 16px; display: flex; flex-direction: column; gap: 6px; }
.fg-sp__name { font: 700 1.12rem/1.2 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-forest-deep); margin: 0; }
.fg-sp__en { font-style: italic; color: var(--fg-ink-soft); margin: 0; }
.fg-sp__where { font-size: .93rem; margin: 0; }
.fg-sp__more { font: 600 .85rem/1.2 system-ui, -apple-system, "Segoe UI", sans-serif; margin-top: auto; }

/* filter */
.fg-filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; }
.fg-filter__btn { font: 600 .85rem/1 system-ui, -apple-system, "Segoe UI", sans-serif; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--fg-forest); background: transparent; color: var(--fg-forest); cursor: pointer; }
.fg-filter__btn[aria-pressed="true"] { background: var(--fg-forest); color: #fff; }

/* note */
.fg-note__head { max-width: 760px; margin-bottom: 26px; }
.fg-note__title, .fg-page__title { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.15; margin: 0 0 12px; color: var(--fg-forest-deep); }
.fg-note__dek { font-size: 1.15rem; color: var(--fg-ink-soft); margin: 0 0 10px; }
.fg-note__meta { font: .88rem/1.4 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-ink-soft); margin: 0; }
.fg-note__grid { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 40px; align-items: start; }
.fg-toc { position: sticky; top: 92px; background: var(--fg-paper-2); border-radius: var(--fg-radius); padding: 14px 16px; font: .88rem/1.35 system-ui, -apple-system, "Segoe UI", sans-serif; }
.fg-toc__label { margin: 0 0 8px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; font-size: .74rem; color: var(--fg-moss); }
.fg-toc ol { margin: 0; padding-left: 18px; }
.fg-toc li { margin: 0 0 7px; }
.fg-toc a { text-decoration: none; color: var(--fg-ink); }
.fg-toc a.fg-is-here { color: var(--fg-forest); font-weight: 700; }
.fg-prose { max-width: 720px; }
.fg-prose h2 { font: 700 1.38rem/1.3 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-forest-deep); margin: 2em 0 .6em; padding-top: 4px; border-top: 2px dotted var(--fg-line); }
.fg-prose h2:first-child { margin-top: 0; }
.fg-prose h3 { font: 700 1.1rem/1.35 system-ui, -apple-system, "Segoe UI", sans-serif; margin: 1.6em 0 .4em; }
.fg-prose blockquote { margin: 1.4em 0; padding: 12px 18px; border-left: 5px solid var(--fg-kowhai); background: var(--fg-kowhai-soft); border-radius: 0 var(--fg-radius) var(--fg-radius) 0; }
.fg-prose table { width: 100%; border-collapse: collapse; font-size: .94rem; margin: 1.2em 0; display: block; overflow-x: auto; }
.fg-prose th, .fg-prose td { border-bottom: 1px solid var(--fg-line); padding: 8px 10px; text-align: left; vertical-align: top; }
.fg-prose th { background: var(--fg-paper-2); font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
.fg-prose figure { margin: 1.6em 0; background: #fff; border: 1px solid var(--fg-line); border-radius: var(--fg-radius); padding: 14px; }
.fg-prose figure svg { width: 100%; height: auto; display: block; }
.fg-prose figcaption { font: .85rem/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-ink-soft); margin-top: 8px; }
.fg-prose .fg-box { background: #fff; border: 1px solid var(--fg-line); border-left: 6px solid var(--fg-forest); border-radius: var(--fg-radius); padding: 14px 18px; margin: 1.4em 0; }
.fg-related { margin-top: 48px; padding-top: 24px; border-top: 4px solid var(--fg-kowhai); }
.fg-related__title { font: 700 1.2rem/1.3 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--fg-forest-deep); margin: 0 0 14px; }
.fg-page { max-width: 760px; }
.fg-hub__head { max-width: 760px; margin-bottom: 24px; }
.fg-hub__intro p { margin: 0 0 12px; }
.fg-empty { color: var(--fg-ink-soft); }

.fg-foot { background: var(--fg-forest-deep); color: #e9e4d4; }
.fg-foot__inner { width: var(--fg-shell); margin: 0 auto; padding: 30px 0 36px; font: .92rem/1.55 system-ui, -apple-system, "Segoe UI", sans-serif; }
.fg-foot a { color: var(--fg-kowhai); }
.fg-foot__links { list-style: none; padding: 0; margin: 12px 0; display: flex; flex-wrap: wrap; gap: 6px 18px; }
.fg-foot__small { font-size: .82rem; opacity: .8; margin: 0; }
.fg-foot__lede { margin: 0; }

@media (max-width: 860px) {
  .fg-note__grid { grid-template-columns: 1fr; gap: 18px; }
  .fg-toc { position: static; }
  .fg-hero { grid-template-columns: 1fr; }
  .fg-mast { position: static; }
}
@media (prefers-reduced-motion: reduce) { .fg-card { transition: none; } }