/* ============================================================
   The Mycological Society — Field Compendium
   Palette: parchment #F1E9D6 · walnut #3B3A2E · russula #7A2E1D
            chanterelle #B9A44C · moss #4E5B3C
   ============================================================ */

:root{
  --parchment:#F1E9D6;
  --ink:#3B3A2E;
  --ink-soft:#5c5a48;
  --russula:#7A2E1D;
  --gold:#B9A44C;
  --moss:#4E5B3C;
  --line:rgba(59,58,46,.24);
  --line-strong:rgba(59,58,46,.5);
  --shadow:rgba(59,45,26,.22);
  --serif:"Playfair Display",Georgia,serif;
  --body:"Lora",Georgia,serif;
  --hand:"Homemade Apple",cursive;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-drawer:cubic-bezier(.16,.84,.28,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background-color:var(--parchment);
  color:var(--ink);
  font-family:var(--body);
  font-size:clamp(1rem,.92rem + .35vw,1.12rem);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

/* paper grain + faint foxing, painted behind everything */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(120% 90% at 18% 8%, #F6EFDD 0%, rgba(246,239,221,0) 55%),
    radial-gradient(120% 120% at 85% 100%, #E4D8BC 0%, rgba(228,216,188,0) 55%),
    var(--parchment);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
  mix-blend-mode:multiply;
}

/* -------- shared -------- */
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--parchment);padding:.6rem 1rem;z-index:100}
.skip:focus{left:1rem;top:1rem}

:focus-visible{outline:2.5px solid var(--russula);outline-offset:3px}

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

.eyebrow{
  font-family:var(--body);font-style:italic;
  letter-spacing:.14em;text-transform:uppercase;
  font-size:.74rem;color:var(--ink-soft);margin:0 0 1rem;
  display:flex;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:2rem;height:1px;background:var(--line-strong)}
.eyebrow-gold{color:#8a781f}
.eyebrow-gold::before{background:var(--gold)}

.marginalia{font-family:var(--hand);color:var(--russula);font-size:1rem;line-height:1.2;opacity:.9}

.binomial{font-family:var(--serif);font-style:italic;font-weight:500}

.tag{font-family:var(--body);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  padding:.16em .55em;border:1px solid currentColor;border-radius:2px;font-weight:500;white-space:nowrap}
.tag-danger{color:var(--russula)}
.tag-edible{color:var(--moss)}
.tag-caution{color:#8a781f}

.btn{
  font-family:var(--body);font-size:.9rem;letter-spacing:.02em;
  padding:.85em 1.5em;border-radius:2px;cursor:pointer;
  display:inline-block;text-decoration:none;text-align:center;
  transition:transform .3s var(--ease), background-color .3s var(--ease), color .3s var(--ease), box-shadow .3s var(--ease);
  border:1.5px solid var(--ink);
}
.btn-sm{padding:.55em 1.1em;font-size:.82rem}
.btn-solid{background:var(--ink);color:var(--parchment)}
.btn-solid:hover{background:var(--russula);border-color:var(--russula);transform:translateY(-2px);box-shadow:0 8px 22px -12px var(--shadow)}
.btn-line{background:transparent;color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--parchment);transform:translateY(-2px)}

/* -------- masthead -------- */
.masthead{text-align:center;padding:1.6rem 1rem .8rem;position:relative;z-index:2}
.mast-rule{height:1px;background:var(--line-strong);max-width:760px;margin:0 auto;position:relative}
.mast-rule:first-of-type::after,.mast-rule:last-of-type::after{
  content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;
  background:var(--parchment);border:1px solid var(--ink);transform:translate(-50%,-50%) rotate(45deg)}
.mast-society{font-family:var(--serif);font-weight:700;letter-spacing:.24em;
  text-transform:uppercase;font-size:clamp(.8rem,.68rem + .5vw,1rem);margin:.7rem 0 .2rem}
.mast-founded{font-style:italic;color:var(--ink-soft);font-size:.82rem;margin:0 0 .7rem}

/* -------- hero -------- */
.hero{
  max-width:1200px;margin:0 auto;padding:clamp(1.6rem,4vh,3rem) clamp(1.2rem,4vw,3rem) clamp(3rem,8vh,6rem);
  display:grid;grid-template-columns:minmax(0,.68fr) minmax(0,1fr);
  gap:clamp(2rem,5vw,4.5rem);align-items:center;position:relative;z-index:2;
}
.hero-plate{position:relative;max-width:430px;width:100%;justify-self:end}
.hero-plate img{
  width:100%;border-radius:2px;
  box-shadow:0 2px 0 #d8caa8, 0 30px 60px -34px var(--shadow);
  filter:contrast(1.03) saturate(.96);
}
.hero-plate::after{content:"";position:absolute;inset:0;border:1px solid var(--line);pointer-events:none;border-radius:2px}
.hero-margin{position:absolute;right:-.4rem;bottom:-1.9rem;transform:rotate(-3deg)}
/* hero annotation moment: leaders draw once the plate has settled */
.hero-plate .plate-svg{inset:0;width:100%;height:100%}
.hero-plate.annotated .plate-svg .leader{animation:draw 1.1s var(--ease) forwards}
.hero-plate.annotated .plate-svg .node{animation:pop .4s var(--ease) forwards .65s}
.hero-plate.annotated .plate-svg text{animation:fadein .5s var(--ease) forwards .95s}

.hero-copy h1{
  font-family:var(--serif);font-weight:900;
  font-size:clamp(2.6rem,1.9rem + 3.6vw,4.6rem);
  line-height:.98;letter-spacing:-.01em;margin:.4rem 0 1.3rem;
}
.hero-copy h1 em{font-weight:600;font-style:italic;color:var(--russula)}
.lede{font-size:clamp(1.05rem,1rem + .4vw,1.28rem);max-width:46ch;margin:0 0 1.9rem;color:#4a4838}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-bottom:1.8rem}
.hero-foot{font-size:.92rem;color:var(--ink-soft);display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;
  padding-top:1.3rem;border-top:1px solid var(--line)}

/* -------- spore print -------- */
.spore-section{
  max-width:1100px;margin:0 auto;padding:clamp(3rem,7vh,6rem) clamp(1.2rem,4vw,3rem);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2rem,5vw,4.5rem);
  align-items:center;position:relative;z-index:2;
}
.spore-frame{position:relative;aspect-ratio:1;background:
  radial-gradient(circle at 50% 46%, #fbf6e9, #ece0c4);
  border:1px solid var(--line-strong);border-radius:3px;padding:10px;
  box-shadow:inset 0 0 40px rgba(59,45,26,.14), 0 24px 50px -32px var(--shadow)}
.spore-frame::before{content:"";position:absolute;inset:14px;border:1px solid var(--line);border-radius:2px;pointer-events:none}
#print-canvas{width:100%;height:100%;display:block;border-radius:2px}
.spore-margin{position:absolute;left:16px;top:8px;transform:rotate(-4deg)}
.spore-note h2{font-family:var(--serif);font-weight:700;font-size:clamp(2rem,1.5rem + 2.4vw,3.3rem);
  line-height:1.02;margin:.2rem 0 1rem}
.spore-meta{font-family:var(--serif);font-style:italic;color:var(--ink-soft);font-size:.95rem;margin:1.4rem 0 1.2rem}
.spore-meta span{color:var(--russula);font-style:normal;font-variant-numeric:tabular-nums}

/* -------- section heads -------- */
.section-head{max-width:640px;margin:0 auto clamp(2.4rem,5vh,4rem);text-align:center;padding:0 1.2rem}
.section-head h2{font-family:var(--serif);font-weight:900;
  font-size:clamp(2.1rem,1.6rem + 2.8vw,3.6rem);line-height:1.02;margin:0 0 1rem}
.section-sub{color:#4a4838;font-size:1.05rem;margin:0}

/* -------- drawers -------- */
.drawers{padding:clamp(3rem,7vh,6rem) clamp(1rem,3vw,2rem) clamp(1rem,3vh,2rem);position:relative;z-index:2}
.drawer-list{max-width:960px;margin:0 auto;display:flex;flex-direction:column;gap:1.1rem}

.drawer{
  border:1.5px solid var(--line-strong);border-radius:3px;
  background:linear-gradient(180deg,#efe5cd,#e5d8ba);
  box-shadow:inset 0 1px 0 #f7efdc, 0 10px 26px -20px var(--shadow);
  overflow:hidden;position:relative;
}
.drawer-handle{
  width:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1.2rem;
  padding:1.15rem clamp(1.1rem,3vw,2rem);
  background:transparent;border:0;cursor:pointer;text-align:left;color:inherit;font:inherit;
  position:relative;
}
.drawer-handle::before{content:"";position:absolute;left:50%;top:14px;transform:translateX(-50%);
  width:64px;height:5px;border-radius:3px;background:var(--line);box-shadow:inset 0 1px 1px rgba(0,0,0,.2);
  transition:width .35s var(--ease), background-color .35s var(--ease)}
.drawer-handle:hover::before,.drawer-handle:focus-visible::before{width:88px;background:var(--line-strong)}
.drawer-latin{transition:color .3s var(--ease)}
.drawer-handle:hover .drawer-latin{color:var(--russula)}
.drawer-no{font-family:var(--serif);font-style:italic;font-size:1.3rem;color:var(--russula);
  min-width:2.4ch;font-weight:600}
.drawer-titles{display:flex;flex-direction:column;gap:.1rem;padding-top:.4rem}
.drawer-latin{font-family:var(--serif);font-style:italic;font-weight:600;font-size:clamp(1.15rem,1rem + .7vw,1.55rem);line-height:1.1}
.drawer-common{font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft)}
.drawer-meta{display:flex;align-items:center;gap:.8rem;padding-top:.4rem}
.drawer-chev{width:22px;height:22px;flex:none;transition:transform .5s var(--ease-drawer);color:var(--ink-soft)}
.drawer.is-open .drawer-chev{transform:rotate(180deg)}

.drawer-body{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .62s var(--ease-drawer);
}
.drawer.is-open .drawer-body{grid-template-rows:1fr}
.drawer-inner{overflow:hidden;min-height:0}
.drawer-content{
  display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1fr);gap:clamp(1.4rem,3vw,2.6rem);
  padding:0 clamp(1.1rem,3vw,2rem) clamp(1.4rem,3vw,2rem);
  opacity:0;transform:translateY(14px);
  transition:opacity .5s var(--ease) .12s, transform .55s var(--ease) .12s;
}
.drawer.is-open .drawer-content{opacity:1;transform:none}

.plate-fig{position:relative;background:#f4ecd7;border:1px solid var(--line);border-radius:2px;padding:8px;
  box-shadow:0 14px 30px -22px var(--shadow)}
.plate-fig img{width:100%;border-radius:1px;filter:contrast(1.03) saturate(.95)}
/* animated pointer/leader lines overlay */
.plate-svg{position:absolute;inset:8px;width:calc(100% - 16px);height:calc(100% - 16px);pointer-events:none;overflow:visible}
.plate-svg .leader{stroke:var(--ink);stroke-width:1;fill:none;
  stroke-dasharray:var(--len);stroke-dashoffset:var(--len);opacity:.85}
.plate-svg .node{fill:var(--russula);opacity:0}
.plate-svg text{font-family:var(--hand);font-size:13px;fill:var(--ink);opacity:0}
.drawer.is-open .plate-svg .leader{animation:draw 1s var(--ease) forwards}
.drawer.is-open .plate-svg .node{animation:pop .4s var(--ease) forwards .55s}
.drawer.is-open .plate-svg text{animation:fadein .5s var(--ease) forwards .85s}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes pop{to{opacity:.95}}
@keyframes fadein{to{opacity:.92}}

.plate-notes h3{font-family:var(--serif);font-style:italic;font-weight:500;font-size:1.5rem;margin:.2rem 0 .4rem;color:var(--russula)}
.field-note{margin:.4rem 0 1.2rem}
.spec-table{width:100%;border-collapse:collapse;font-size:.92rem;margin-top:.4rem}
.spec-table th,.spec-table td{text-align:left;padding:.5rem .2rem;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table th{font-family:var(--body);font-style:italic;font-weight:400;color:var(--ink-soft);width:38%;white-space:nowrap}
.plate-margin{font-family:var(--hand);color:var(--russula);font-size:.95rem;display:block;margin-top:1rem;transform:rotate(-1.5deg)}

/* -------- identification key -------- */
.key{padding:clamp(3rem,7vh,6rem) clamp(1.2rem,4vw,3rem);position:relative;z-index:2}
.key-machine{max-width:760px;margin:0 auto;background:linear-gradient(180deg,#f2e9d2,#e9ddc0);
  border:1.5px solid var(--line-strong);border-radius:4px;padding:clamp(1.6rem,4vw,2.6rem);
  box-shadow:0 26px 60px -40px var(--shadow), inset 0 1px 0 #f8f0dd}
.key-trail{list-style:none;margin:0 0 1.4rem;padding:0;display:flex;flex-wrap:wrap;gap:.5rem;min-height:1.6rem}
.key-trail li{font-size:.78rem;letter-spacing:.04em;color:var(--ink-soft);
  background:rgba(59,58,46,.07);border:1px solid var(--line);border-radius:2px;padding:.2rem .6rem;font-style:italic}
.key-trail li b{font-style:normal;color:var(--ink)}
.key-q{font-family:var(--serif);font-weight:700;font-size:clamp(1.4rem,1.1rem + 1.4vw,2.1rem);
  line-height:1.12;margin:0 0 1.4rem}
.key-options{display:grid;gap:.8rem}
.key-opt{display:flex;align-items:center;gap:1rem;width:100%;text-align:left;
  background:var(--parchment);border:1.5px solid var(--line-strong);border-radius:3px;
  padding:1rem 1.2rem;cursor:pointer;font:inherit;color:inherit;
  transition:transform .25s var(--ease),border-color .25s var(--ease),background-color .25s var(--ease)}
.key-opt:hover{transform:translateX(6px);border-color:var(--russula);background:#f6eeda}
.key-opt .glyph{width:34px;height:34px;flex:none;color:var(--moss)}
.key-opt .lbl{font-family:var(--serif);font-style:italic;font-size:1.15rem}
.key-opt .sub{display:block;font-family:var(--body);font-style:normal;font-size:.82rem;color:var(--ink-soft)}
.key-result{text-align:center;animation:fadein .6s var(--ease) forwards;opacity:0}
.key-result .rimg{max-width:230px;margin:0 auto 1rem;border:1px solid var(--line);padding:6px;background:#f4ecd7;border-radius:2px}
.key-result h3{font-family:var(--serif);font-style:italic;font-size:clamp(1.6rem,1.2rem+1.8vw,2.4rem);margin:.2rem 0 .3rem;color:var(--russula)}
.key-result .rcommon{letter-spacing:.08em;text-transform:uppercase;font-size:.82rem;color:var(--ink-soft);margin:0 0 .8rem}
.key-result p{max-width:48ch;margin:.6rem auto}
#key-reset{margin:1.6rem auto 0;display:block}
#key-reset[hidden]{display:none}

/* -------- season wheel -------- */
.season{max-width:1100px;margin:0 auto;padding:clamp(3rem,7vh,6rem) clamp(1.2rem,4vw,3rem);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2rem,5vw,4rem);
  align-items:center;position:relative;z-index:2}
.season-copy h2{font-family:var(--serif);font-weight:900;font-size:clamp(2rem,1.5rem + 2.6vw,3.4rem);
  line-height:1.02;margin:0 0 1rem}
.season-legend{list-style:none;margin:1.6rem 0 0;padding:0;display:grid;gap:.55rem}
.season-legend li{display:flex;align-items:center;gap:.7rem;font-size:.92rem;cursor:default;
  transition:opacity .25s var(--ease)}
.season-legend .sw{width:16px;height:16px;border-radius:50%;flex:none;border:1px solid rgba(0,0,0,.2)}
.season-legend .sl-latin{font-family:var(--serif);font-style:italic}
.season-legend.dim li:not(.on){opacity:.28}
.season-wheel-wrap{position:relative;display:flex;flex-direction:column;align-items:center;gap:1rem}
#season-wheel{width:min(100%,420px);height:auto}
#season-wheel .month-hit{fill:transparent;cursor:pointer}
#season-wheel .month-lbl{font-family:var(--body);font-size:11px;fill:var(--ink-soft);text-anchor:middle}
#season-wheel .month-tick{stroke:var(--line);stroke-width:1}
#season-wheel .arc{opacity:.82;transition:opacity .25s var(--ease)}
#season-wheel .arc.mute{opacity:.16}
#season-wheel .hub{fill:#f3ead4;stroke:var(--line-strong)}
#season-wheel .hub-lbl{font-family:var(--serif);font-style:italic;fill:var(--russula);text-anchor:middle}
.season-readout{font-family:var(--serif);font-style:italic;color:var(--ink-soft);min-height:1.6em;text-align:center;margin:0;font-size:1.05rem}

/* -------- ledger / join -------- */
.join{padding:clamp(3rem,7vh,6.5rem) clamp(1.2rem,4vw,3rem) clamp(2rem,4vh,3rem);position:relative;z-index:2}
.ledger{max-width:960px;margin:0 auto;background:
  repeating-linear-gradient(180deg,#f4ecd6 0 39px,rgba(74,72,56,.14) 39px 40px);
  border:1.5px solid var(--line-strong);border-radius:3px;
  box-shadow:0 30px 70px -46px var(--shadow);overflow:hidden;
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
.ledger::before{content:"";position:absolute}
.ledger-head{padding:clamp(1.8rem,4vw,2.8rem);border-right:1px solid var(--line);
  background:linear-gradient(180deg,rgba(122,46,29,.05),transparent)}
.ledger-head h2{font-family:var(--serif);font-weight:900;font-size:clamp(1.9rem,1.4rem+2vw,2.9rem);line-height:1.02;margin:.2rem 0 1rem}
.ledger-blurb{font-size:.98rem;color:#4a4838;margin:0}
.ledger-form{padding:clamp(1.8rem,4vw,2.8rem);background:#f5edd8}
.ledger-row{margin-bottom:1.3rem}
.ledger-row label{display:block;font-family:var(--body);font-style:italic;font-size:.86rem;
  letter-spacing:.03em;color:var(--ink-soft);margin-bottom:.35rem}
.ledger-row input,.ledger-row select{
  width:100%;font-family:var(--serif);font-size:1.1rem;color:var(--ink);
  background:transparent;border:0;border-bottom:1.5px solid var(--line-strong);
  padding:.35rem .1rem;border-radius:0;transition:border-color .25s var(--ease)}
.ledger-row input:focus,.ledger-row select:focus{outline:none;border-color:var(--russula)}
.ledger-row input::placeholder{color:rgba(59,58,46,.35);font-style:italic}
.ledger-row select{cursor:pointer}
.ledger-foot{display:flex;align-items:center;justify-content:space-between;gap:1.2rem;flex-wrap:wrap;margin-top:1.6rem}
.ledger-fine{font-family:var(--hand);color:var(--russula);font-size:.9rem;max-width:26ch;margin:0;line-height:1.3}
.ledger-ack{margin:1.3rem 0 0;padding:.9rem 1rem;border:1px solid var(--moss);border-radius:2px;
  color:var(--moss);font-style:italic;background:rgba(78,91,60,.07)}

/* -------- footer -------- */
.site-foot{padding:clamp(2.4rem,5vh,4rem) clamp(1.2rem,4vw,3rem) 2.6rem;position:relative;z-index:2}
.noscript-list{max-width:760px;margin:0 auto;padding:1.6rem;border:1px solid var(--line-strong);border-radius:3px;background:#f2e9d2}
.noscript-list ol{margin:.8rem 0 0;padding-left:1.4rem}
.noscript-list li{margin-bottom:.5rem}

.foot-rule{height:1px;background:var(--line-strong);max-width:1100px;margin:0 auto 2rem}
.foot-grid{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:end}
.foot-mark{font-family:var(--serif);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.95rem;margin:0 0 .5rem}
.foot-sub{color:var(--ink-soft);font-size:.9rem;max-width:44ch;margin:0}
.foot-credit{font-size:.82rem;color:var(--ink-soft);margin:0}
.foot-credit a{color:var(--russula);text-decoration:none;border-bottom:1px solid var(--line)}
.foot-credit a:hover{border-color:var(--russula)}

/* -------- responsive -------- */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:2.4rem}
  .hero-plate{max-width:420px;margin:0 auto;order:2}
  .hero-copy{order:1}
  .spore-section{grid-template-columns:1fr;gap:2.4rem}
  .spore-frame{max-width:380px;margin:0 auto;width:100%;order:2}
  .spore-note{order:1}
  .season{grid-template-columns:1fr}
  .ledger{grid-template-columns:1fr}
  .ledger-head{border-right:0;border-bottom:1px solid var(--line)}
  .drawer-content{grid-template-columns:1fr}
  .plate-fig{max-width:360px;margin:0 auto}
}
@media (max-width:560px){
  .hero-copy h1{font-size:clamp(2.4rem,7vw,3rem)}
  .hero-margin{right:0;bottom:-1.7rem;font-size:.9rem}
  .drawer-handle{grid-template-columns:auto 1fr;gap:.8rem;padding-top:1.4rem}
  .drawer-meta{grid-column:1/-1;padding-top:.3rem}
  .drawer-chev{display:none}
  .ledger-foot{flex-direction:column;align-items:flex-start}
  .foot-grid{flex-direction:column;align-items:flex-start}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .drawer-body{transition:none}
  .plate-svg .leader{stroke-dashoffset:0 !important}
  .plate-svg .node,.plate-svg text{opacity:.92}
}