/* The Plumage Society — editorial conservation site */

:root {
  --bg: #f4ede0;
  --surface: #faf6ec;
  --ink: #1f1b14;
  --muted: #6b6353;
  --accent: #a85a2c;
  --rule: #d6cdbb;
  --pad-block: 96px;
  --pad-inline: 48px;
  --gap: 36px;

  --ff-display: "Cormorant Garamond", "Source Serif 4", Georgia, serif;
  --ff-body: "Source Serif 4", Georgia, serif;
  --ff-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ff-body);
  font-size: 17px;
  line-height: 1.55;
  font-feature-settings: "kern", "liga", "onum";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.mono {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ── Masthead ─────────────────────────────────────────────────────────── */
.masthead {
  padding: 28px var(--pad-inline) 0;
  text-align: center;
  background: var(--bg);
}
.masthead-rule {
  height: 0;
  border-top: 0.5px solid var(--ink);
  margin: 18px 0;
}
.masthead-rule-top {
  border-top-width: 1.5px;
  margin-top: 6px;
}
.masthead-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}
.masthead-meta { white-space: nowrap; }
.masthead-title {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: clamp(48px, 9vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.01em;
  margin: 18px 0 22px;
  font-style: italic;
  color: var(--ink);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.3em;
}
.masthead-flourish {
  display: inline-block;
  font-style: normal;
  font-size: 0.4em;
  color: var(--accent);
  transform: translateY(-0.5em);
  font-weight: 400;
}
.masthead-flourish.flip { transform: translateY(-0.5em) scaleX(-1); }

/* ── Page wrapper ─────────────────────────────────────────────────────── */
.page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--pad-inline);
}

.section-head {
  margin: var(--pad-block) 0 calc(var(--gap) + 8px);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 0 24px;
  align-items: baseline;
  border-top: 0.5px solid var(--ink);
  padding-top: 14px;
}
.section-mark {
  color: var(--muted);
  grid-column: 1;
  grid-row: 1;
}
.section-title {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--ff-display);
  font-weight: 500;
  font-style: italic;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -0.01em;
  margin: 0;
}
.section-sub {
  grid-column: 2;
  grid-row: 2;
  font-family: var(--ff-body);
  font-size: 16px;
  color: var(--muted);
  max-width: 56ch;
  margin: 12px 0 0;
  font-style: italic;
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero {
  display: grid;
  gap: var(--gap);
  margin-top: var(--pad-block);
  align-items: center;
}
.hero-split {
  grid-template-columns: 1.1fr 1fr;
}
.hero-stacked {
  grid-template-columns: 1fr;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}
.hero-overlay {
  grid-template-columns: 1fr;
  position: relative;
}
.hero-overlay .hero-plate {
  grid-row: 1;
  grid-column: 1;
}
.hero-overlay .hero-text {
  grid-row: 1;
  grid-column: 1;
  align-self: end;
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  padding: 32px;
  margin: 32px;
  border-top: 0.5px solid var(--ink);
}

.hero-plate {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--surface);
  cursor: pointer;
  overflow: hidden;
  border: 0.5px solid var(--rule);
}
.hero-plate-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--bg);
  padding: 6px 10px;
  border: 0.5px solid var(--ink);
  color: var(--ink);
}

.hero-eyebrow {
  color: var(--accent);
  margin-bottom: 18px;
}
.hero-headline {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 0.98;
  letter-spacing: -0.015em;
  margin: 0 0 14px;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-latin {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 22px;
  color: var(--muted);
  margin-bottom: 28px;
}
.hero-lede {
  font-size: 19px;
  line-height: 1.5;
  margin: 0 0 28px;
  text-wrap: pretty;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px 24px;
  margin: 0 0 32px;
  border-top: 0.5px solid var(--rule);
  padding-top: 20px;
}
.hero-stats > div { display: flex; flex-direction: column; }
.hero-stats dt {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.hero-stats dd {
  margin: 0;
  font-family: var(--ff-display);
  font-size: 17px;
  font-style: italic;
}
.hero-cta {
  appearance: none;
  border: 0.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 18px;
  padding: 12px 22px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: background 0.18s, color 0.18s;
}
.hero-cta:hover {
  background: var(--ink);
  color: var(--bg);
}

/* ── Mission ──────────────────────────────────────────────────────────── */
.mission {
  margin-top: var(--pad-block);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  border-top: 0.5px solid var(--ink);
  padding-top: 14px;
}
.mission-mark { color: var(--muted); }
.mission-title {
  font-family: var(--ff-display);
  font-weight: 500;
  font-style: italic;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 36px;
  grid-column: 2;
  text-wrap: balance;
}
.mission-cols {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.mission-cols p {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  text-wrap: pretty;
}
.mission-cols strong {
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 500;
  font-size: 1.15em;
  color: var(--accent);
}

/* ── Index ────────────────────────────────────────────────────────────── */
.index-controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 24px;
  padding: 24px;
  background: var(--surface);
  border: 0.5px solid var(--rule);
}
.index-search {
  position: relative;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 8px;
}
.index-search input {
  appearance: none;
  flex: 1;
  border: 0;
  background: transparent;
  outline: none;
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 22px;
  color: var(--ink);
  padding: 0 8px;
}
.index-search input::placeholder { color: var(--muted); opacity: 0.7; }
.index-search-icon {
  font-family: var(--ff-mono);
  font-size: 18px;
  color: var(--muted);
  width: 24px;
  text-align: center;
}
.index-search-clear {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 8px;
  font-size: 14px;
}
.index-search-clear:hover { color: var(--ink); }

.index-filter {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.index-filter-lbl {
  color: var(--muted);
  flex-shrink: 0;
  width: 60px;
}
.index-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  appearance: none;
  border: 0.5px solid var(--rule);
  background: transparent;
  color: var(--muted);
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.12s;
}
.chip:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.chip-active {
  border-color: var(--ink);
  color: var(--ink);
  background: var(--bg);
}

.index-meta {
  color: var(--muted);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 0.5px solid var(--rule);
}

.index-grid {
  display: grid;
  gap: 32px 28px;
}
.index-grid-plate {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.index-grid-list {
  grid-template-columns: 1fr;
  gap: 0;
}
.index-grid-minimal {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 40px 24px;
}

.bird-card {
  cursor: pointer;
  background: transparent;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s;
}
.bird-card:hover { transform: translateY(-2px); }
.bird-card-plate {
  aspect-ratio: 5 / 4;
  overflow: hidden;
  border: 0.5px solid var(--rule);
  background: var(--surface);
  margin-bottom: 14px;
}
.bird-card-body {
  display: flex;
  flex-direction: column;
}
.bird-card-meta {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  margin-bottom: 6px;
}
.bird-card-status { font-weight: 600; }
.bird-card-name {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.1;
  margin: 0 0 2px;
  letter-spacing: -0.01em;
}
.bird-card-latin {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 12px;
}
.bird-card-rule {
  height: 0;
  border-top: 0.5px solid var(--rule);
  margin-bottom: 10px;
}
.bird-card-foot {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
}

/* List variant */
.bird-card-list {
  display: grid;
  grid-template-columns: 80px 2fr 1fr 1fr 1fr;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 0.5px solid var(--rule);
}
.bird-card-list .bird-card-plate {
  aspect-ratio: 1 / 1;
  margin-bottom: 0;
}
.bird-card-list .bird-card-body {
  display: contents;
}
.bird-card-list .bird-card-meta {
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}
.bird-card-list .bird-card-rule { display: none; }

/* Minimal variant — no plate */
.bird-card-minimal .bird-card-plate { display: none; }
.bird-card-minimal {
  padding: 20px 0;
  border-top: 0.5px solid var(--rule);
}
.bird-card-minimal .bird-card-name {
  font-size: 28px;
  margin-top: 8px;
}

.index-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 0;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.link-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 18px;
  cursor: pointer;
  border-bottom: 1px solid var(--ink);
  padding: 0 0 2px;
}

/* ── Ledger ───────────────────────────────────────────────────────────── */
.ledger-table {
  display: flex;
  flex-direction: column;
}
.ledger-row {
  display: grid;
  grid-template-columns: 80px 2.2fr 1.2fr 1.2fr 1.6fr;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 0.5px solid var(--rule);
  align-items: baseline;
}
.ledger-head {
  color: var(--muted);
  border-bottom: 0.5px solid var(--ink);
  padding-bottom: 10px;
}
.ledger-group {
  margin-top: 28px;
  padding: 10px 0;
  border-top: 1.5px solid;
  border-bottom: 0.5px solid;
  display: flex;
  gap: 18px;
  align-items: baseline;
  font-weight: 600;
  letter-spacing: 0.1em;
}
.ledger-group:first-child { margin-top: 0; }
.ledger-group-code { font-size: 14px; }
.ledger-group-label { font-size: 11px; flex: 1; }
.ledger-group-count {
  color: var(--muted);
  font-weight: 400;
  font-size: 10px;
}
.ledger-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.ledger-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.ledger-species { display: flex; flex-direction: column; gap: 2px; }
.ledger-common {
  font-family: var(--ff-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.ledger-latin {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 14px;
  color: var(--muted);
}
.ledger-cell {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ── Journal ──────────────────────────────────────────────────────────── */
.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.journal-entry {
  border-top: 1.5px solid var(--ink);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
}
.journal-entry-meta {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  margin-bottom: 14px;
}
.journal-entry-title {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  text-wrap: balance;
}
.journal-entry-body {
  font-size: 16px;
  line-height: 1.6;
  margin: 0 0 18px;
  flex: 1;
  text-wrap: pretty;
}
.journal-entry-sign {
  color: var(--accent);
}

/* ── Donate ───────────────────────────────────────────────────────────── */
.donate {
  margin-top: var(--pad-block);
  background: var(--ink);
  color: var(--bg);
  padding: 64px var(--pad-inline);
  margin-left: calc(var(--pad-inline) * -1);
  margin-right: calc(var(--pad-inline) * -1);
}
.donate-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}
.donate-mark {
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}
.donate-title {
  font-family: var(--ff-display);
  font-weight: 500;
  font-style: italic;
  font-size: clamp(36px, 4.5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 22px;
}
.donate-text p {
  font-size: 17px;
  line-height: 1.55;
  margin: 0;
  color: color-mix(in oklab, var(--bg) 80%, transparent);
  max-width: 50ch;
  text-wrap: pretty;
}
.donate-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.donate-tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.donate-tier {
  appearance: none;
  background: transparent;
  border: 0.5px solid color-mix(in oklab, var(--bg) 35%, transparent);
  color: var(--bg);
  padding: 18px 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: all 0.15s;
}
.donate-tier:hover {
  border-color: var(--bg);
}
.donate-tier-active {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--bg);
}
.donate-tier-amt {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 28px;
  letter-spacing: -0.02em;
  text-transform: none;
  font-weight: 500;
}
.donate-tier-per {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  opacity: 0.6;
}
.donate-cta {
  appearance: none;
  border: 0;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 22px;
  padding: 18px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  transition: filter 0.15s;
}
.donate-cta:hover { filter: brightness(1.1); }
.donate-note {
  color: color-mix(in oklab, var(--bg) 50%, transparent);
  text-align: center;
}

/* ── Detail modal ─────────────────────────────────────────────────────── */
.detail-scrim {
  position: fixed;
  inset: 0;
  background: color-mix(in oklab, var(--ink) 70%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  padding: 40px 20px;
  animation: scrim-in 0.2s ease;
}
@keyframes scrim-in { from { opacity: 0; } to { opacity: 1; } }
.detail {
  position: relative;
  background: var(--surface);
  max-width: 1100px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 0.5px solid var(--rule);
  animation: detail-in 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}
@keyframes detail-in {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.detail-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  appearance: none;
  width: 36px;
  height: 36px;
  border: 0.5px solid var(--ink);
  background: var(--surface);
  cursor: pointer;
  font-size: 14px;
  color: var(--ink);
  transition: background 0.15s;
}
.detail-close:hover { background: var(--ink); color: var(--bg); }
.detail-plate {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-right: 0.5px solid var(--rule);
}
.detail-body {
  padding: 48px;
  display: flex;
  flex-direction: column;
}
.detail-meta { color: var(--muted); margin-bottom: 18px; }
.detail-name {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: clamp(36px, 3vw, 48px);
  line-height: 1;
  letter-spacing: -0.015em;
  margin: 0 0 6px;
}
.detail-latin {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 22px;
  color: var(--muted);
  margin-bottom: 24px;
}
.detail-status-bar {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 10px 0;
  border-top: 1.5px solid;
  border-bottom: 0.5px solid;
  margin-bottom: 24px;
}
.detail-status-code {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
}
.detail-status-label {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 18px;
  flex: 1;
}
.detail-status-trend { color: var(--muted); }
.detail-prose {
  font-size: 17px;
  line-height: 1.6;
  margin: 0 0 28px;
  text-wrap: pretty;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px 24px;
  margin: 0 0 28px;
  padding: 16px 0;
  border-top: 0.5px solid var(--rule);
  border-bottom: 0.5px solid var(--rule);
}
.detail-grid > div { display: flex; flex-direction: column; }
.detail-grid dt {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 3px;
}
.detail-grid dd {
  margin: 0;
  font-family: var(--ff-display);
  font-style: italic;
  font-size: 15px;
}
.detail-foot {
  margin-top: auto;
  color: var(--muted);
  font-size: 9px;
}

/* ── Footer ───────────────────────────────────────────────────────────── */
.footer {
  margin-top: var(--pad-block);
  padding: 0 var(--pad-inline) 32px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}
.footer-rule {
  border-top: 1.5px solid var(--ink);
  margin-bottom: 28px;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 36px;
}
.footer-h {
  color: var(--muted);
  margin-bottom: 12px;
}
.footer-cols p, .footer-cols ul {
  margin: 0;
  padding: 0;
  font-size: 14px;
  line-height: 1.6;
  list-style: none;
}
.footer-cols ul li { padding: 2px 0; }
.footer-base {
  border-top: 0.5px solid var(--rule);
  padding-top: 18px;
  text-align: center;
  color: var(--muted);
  font-size: 9px;
}

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  :root { --pad-inline: 24px; --pad-block: 64px; --gap: 24px; }
  .hero-split { grid-template-columns: 1fr; }
  .mission { grid-template-columns: 1fr; }
  .mission-cols { grid-template-columns: 1fr; gap: 18px; }
  .section-head { grid-template-columns: 1fr; gap: 8px; }
  .journal-grid { grid-template-columns: 1fr; }
  .donate-inner { grid-template-columns: 1fr; gap: 32px; }
  .ledger-row { grid-template-columns: 60px 1fr; }
  .ledger-row > div:nth-child(n+3) { display: none; }
  .ledger-head { display: none; }
  .detail { grid-template-columns: 1fr; }
  .detail-plate { border-right: 0; border-bottom: 0.5px solid var(--rule); }
  .detail-body { padding: 28px; }
  .bird-card-list { grid-template-columns: 60px 1fr; gap: 12px; }
  .bird-card-list .bird-card-meta,
  .bird-card-list > .bird-card-body > *:nth-child(n+5) { display: none; }
}