/* ============================================================
   THE VERDANT SOCIETY — design system
   Palette: deep foliage greens → chartreuse, orchid magenta,
   humid-glasshouse white. Type: EB Garamond (plates & Latin),
   Archivo (wayfinding), IBM Plex Mono (herbarium labels).
   ============================================================ */

:root {
  --paper: #f4f8ee;        /* humid-glasshouse white, faint green cast */
  --sheet: #fcfdf8;        /* herbarium sheet */
  --ink: #1c3a28;          /* deep fern — text ink */
  --leaf: #2f5a3b;         /* illustration stroke */
  --moss: #4d7156;         /* secondary text */
  --mist: #d5e2cd;         /* hairlines, glazing bars */
  --chart: #a9c43c;        /* chartreuse */
  --chart-deep: #7d9722;
  --orchid: #a8347f;       /* orchid magenta — blooms, status, adoption */
  --dark: #16301f;         /* glasshouse at night */
  --on-dark: #e9f1df;
  --serif: "EB Garamond", "Iowan Old Style", Georgia, serif;
  --sans: "Archivo", "Helvetica Neue", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", monospace;
  --gutter: clamp(20px, 4vw, 56px);
  --measure: 62ch;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
svg { display: block; }
a { color: inherit; }
::selection { background: var(--chart); color: var(--dark); }

:focus-visible {
  outline: 2px solid var(--orchid);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--dark); color: var(--on-dark);
  padding: 0.6rem 1.2rem; z-index: 99; font-family: var(--sans);
}
.skip:focus-visible { left: 12px; top: 12px; }

/* ---------- shared type roles ---------- */
.eyebrow {
  font: 600 0.72rem/1.4 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--moss);
}
.eyebrow-light { color: var(--chart); }
h1, h2 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.5rem, 5.2vw, 4.4rem); line-height: 1.03; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); line-height: 1.1; }
.latin { font-family: var(--serif); font-style: italic; }
.plate-no {
  font: 400 0.72rem/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss);
}
.drawn { font: italic 400 0.85rem/1.5 var(--serif); color: var(--moss); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font: 600 0.85rem/1 var(--sans);
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  border: 1.5px solid transparent;
  transition: transform 0.25s cubic-bezier(0.3, 1.4, 0.5, 1), background-color 0.2s, color 0.2s, border-color 0.2s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-orchid { background: var(--orchid); color: #fff; }
.btn-orchid:hover { background: #8f2b6b; }
.btn-ghost { border-color: var(--ink); color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-chart { background: var(--chart); color: var(--dark); }
.btn-chart:hover { background: #bcd94d; }

/* ---------- masthead ---------- */
.masthead {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  border-bottom: 1px solid var(--mist);
}
.wordmark {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none;
  font: 500 1.02rem/1.05 var(--serif);
  letter-spacing: 0.02em;
}
.sprig { width: 30px; height: 30px; color: var(--leaf); flex: none; }
.masthead nav { display: flex; align-items: center; gap: clamp(0.9rem, 2.5vw, 2rem); }
.masthead nav a {
  text-decoration: none;
  font: 500 0.88rem/1 var(--sans);
  color: var(--ink);
  padding: 0.4rem 0;
  border-bottom: 1.5px solid transparent;
  transition: border-color 0.2s;
}
.masthead nav a:hover { border-bottom-color: var(--chart-deep); }
.nav-cta {
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 0.55rem 1.1rem !important;
  transition: background-color 0.2s, color 0.2s;
}
.nav-cta:hover { background: var(--ink); color: var(--paper); border-bottom-color: transparent !important; }

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(3rem, 7vh, 6rem) var(--gutter) clamp(2.5rem, 6vh, 5rem);
  max-width: 1280px;
  margin: 0 auto;
  /* faint glazing bars of the glasshouse */
  background-image: repeating-linear-gradient(90deg, transparent 0 119px, rgba(47, 90, 59, 0.06) 119px 120px);
}
.hero-copy .eyebrow { margin-bottom: 1.4rem; }
.hero-copy h1 { margin-bottom: 1.5rem; max-width: 13em; }
.lede {
  font-family: var(--serif);
  font-size: clamp(1.12rem, 1.6vw, 1.32rem);
  line-height: 1.55;
  color: var(--moss);
  max-width: 34em;
  margin-bottom: 2.2rem;
}
.cta-row { display: flex; gap: 0.9rem; flex-wrap: wrap; }

.hero-plate { text-align: center; }
.hero-plate .specimen { width: min(100%, 420px); margin: 0 auto; }
.hero-plate figcaption {
  display: grid; gap: 0.3rem; margin-top: 0.6rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--mist);
}
.hero-plate .latin { font-size: 1.05rem; }

/* ---------- conditions strip ---------- */
.conditions {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1.4rem; justify-content: center;
  padding: 0.8rem var(--gutter);
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
  font: 400 0.78rem/1.6 var(--mono);
  color: var(--moss);
}
.cond-label { text-transform: uppercase; letter-spacing: 0.12em; color: var(--chart-deep); }

/* ---------- collection ---------- */
.collection { padding: clamp(4rem, 9vh, 7rem) var(--gutter); max-width: 1280px; margin: 0 auto; }
.section-head { max-width: 720px; margin-bottom: clamp(2.5rem, 6vh, 4.5rem); }
.section-head .eyebrow { margin-bottom: 1rem; }
.section-head h2 { margin-bottom: 1.1rem; }
.section-lede { color: var(--moss); max-width: var(--measure); }

.sheets {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
.sheet {
  position: relative;
  overflow: hidden;
  background: var(--sheet);
  border: 1px solid var(--mist);
  border-radius: 3px;
  padding: 1.2rem 1.4rem 1.6rem;
  box-shadow: 0 1px 2px rgba(28, 58, 40, 0.05), 0 8px 24px -18px rgba(28, 58, 40, 0.35);
  display: flex; flex-direction: column;
  transition: box-shadow 0.3s, translate 0.3s;
}
.sheet:hover {
  box-shadow: 0 2px 3px rgba(28, 58, 40, 0.06), 0 18px 36px -18px rgba(28, 58, 40, 0.4);
  translate: 0 -3px;
}
/* gummed linen mounting tape across two corners */
.tape {
  position: absolute; width: 92px; height: 20px;
  background: rgba(169, 196, 60, 0.22);
  border: 1px solid rgba(125, 151, 34, 0.22);
}
.tape-tl { top: 4px; left: -30px; transform: rotate(-40deg); }
.tape-br { bottom: 4px; right: -30px; transform: rotate(-40deg); }

.sheet-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 0.4rem; }
.status {
  font: 600 0.63rem/1 var(--sans);
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.3rem 0.55rem; border-radius: 999px;
}
.status-ew { background: var(--orchid); color: #fff; }
.status-cr { background: rgba(168, 52, 127, 0.12); color: var(--orchid); border: 1px solid rgba(168, 52, 127, 0.4); }
.status-en { background: rgba(125, 151, 34, 0.15); color: var(--chart-deep); border: 1px solid rgba(125, 151, 34, 0.4); }

.sheet .specimen { width: 100%; max-width: 300px; margin: 0 auto; }
.label { margin-top: 0.4rem; display: flex; flex-direction: column; flex: 1; }
.label h3 { display: grid; gap: 0.15rem; margin-bottom: 0.7rem; font-weight: 500; }
.label .latin { font-size: 1.22rem; line-height: 1.2; }
.label .common { font: 500 0.8rem/1.3 var(--sans); letter-spacing: 0.06em; text-transform: uppercase; color: var(--moss); }
.story { font-size: 0.92rem; line-height: 1.6; color: var(--moss); margin-bottom: 1rem; }
.data {
  border-top: 1px dashed var(--mist);
  padding-top: 0.8rem; margin-bottom: 1.1rem;
  display: grid; gap: 0.35rem;
  font-family: var(--mono); font-size: 0.74rem;
}
.data div { display: flex; justify-content: space-between; gap: 1rem; }
.data dt { text-transform: uppercase; letter-spacing: 0.1em; color: var(--chart-deep); }
.data dd { text-align: right; color: var(--ink); }

.adopt-link {
  margin-top: auto;
  align-self: start;
  font: 600 0.88rem/1 var(--sans);
  color: var(--orchid);
  text-decoration: none;
  padding-bottom: 3px;
  background: linear-gradient(var(--orchid), var(--orchid)) no-repeat left bottom / 0% 1.5px;
  transition: background-size 0.35s cubic-bezier(0.6, 0, 0.3, 1);
}
.adopt-link:hover { background-size: 100% 1.5px; }

.sheet-invite {
  justify-content: center;
  background: transparent;
  border: 1.5px dashed var(--mist);
  box-shadow: none;
}
.sheet-invite:hover { translate: none; box-shadow: none; }
.invite-inner { padding: 1.5rem 0.5rem; display: grid; gap: 1rem; justify-items: start; }
.invite-copy { font-family: var(--serif); font-size: 1.12rem; line-height: 1.55; color: var(--moss); }

/* ---------- adopt (dark glasshouse) ---------- */
.adopt {
  background: var(--dark);
  color: var(--on-dark);
  padding: clamp(4rem, 10vh, 7.5rem) var(--gutter);
  background-image: repeating-linear-gradient(90deg, transparent 0 119px, rgba(233, 241, 223, 0.045) 119px 120px);
}
.adopt .section-head, .adopt .tiers, .adopt-foot { max-width: 1280px; margin-left: auto; margin-right: auto; }
.adopt .section-head { margin-bottom: clamp(2.5rem, 6vh, 4rem); }
.adopt .section-lede { color: #b7c9a8; }
.adopt h2 { max-width: 18em; }

.tiers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
.tier {
  border: 1px solid rgba(233, 241, 223, 0.22);
  border-radius: 3px;
  padding: 1.8rem 1.6rem;
  display: flex; flex-direction: column;
}
.tier-mid { border-color: var(--chart); box-shadow: inset 0 0 0 1px var(--chart); }
.tier-name { font: 500 1.7rem/1.1 var(--serif); margin-bottom: 0.4rem; }
.tier-price { font: 500 2.4rem/1 var(--serif); margin-bottom: 0.5rem; }
.tier-price span { font: 400 0.85rem/1 var(--sans); color: #b7c9a8; }
.tier-line { font: italic 400 1.02rem/1.4 var(--serif); color: var(--chart); margin-bottom: 1.3rem; }
.tier ul { list-style: none; display: grid; gap: 0.65rem; margin-bottom: 1.8rem; }
.tier li {
  font-size: 0.92rem; line-height: 1.55; color: #cfdec0;
  padding-left: 1.3rem; position: relative;
}
.tier li::before {
  content: "❧";
  position: absolute; left: 0; top: 0;
  color: var(--chart); font-size: 0.85rem;
}
.tier .btn { margin-top: auto; align-self: start; }
.adopt-foot { margin-top: 2.2rem; font-size: 0.88rem; color: #b7c9a8; max-width: 1280px; }

/* ---------- visit ---------- */
.visit { padding: clamp(4rem, 9vh, 7rem) var(--gutter); }
.visit-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(2rem, 5vw, 5rem); align-items: center;
}
.visit-copy .eyebrow { margin-bottom: 1rem; }
.visit-copy h2 { margin-bottom: 1.1rem; max-width: 15em; }
.visit-copy > p { color: var(--moss); max-width: var(--measure); margin-bottom: 1.6rem; }
.visit-data { display: grid; gap: 0.6rem; margin-bottom: 2rem; }
.visit-data div {
  display: grid; grid-template-columns: 110px 1fr; gap: 1rem;
  padding-bottom: 0.6rem; border-bottom: 1px solid var(--mist);
  font-size: 0.95rem;
}
.visit-data dt { font: 400 0.74rem/1.8 var(--mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--chart-deep); }
.glasshouse-fig { color: var(--leaf); }
.glasshouse { width: 100%; }
.glasshouse .fine { stroke-width: 0.8; opacity: 0.65; }
.glasshouse-fig figcaption { margin-top: 0.8rem; text-align: center; }

/* ---------- footer ---------- */
.foot {
  background: var(--dark); color: var(--on-dark);
  padding: clamp(3rem, 7vh, 5rem) var(--gutter) 2.5rem;
}
.foot-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 4fr);
  gap: clamp(2rem, 4vw, 4rem);
}
.foot .sprig { color: var(--chart); margin-bottom: 1rem; }
.foot-brand p { font-family: var(--serif); font-size: 1.08rem; line-height: 1.55; max-width: 26em; }
.foot-nav { display: grid; gap: 0.7rem; align-content: start; }
.foot-nav a {
  color: var(--on-dark); text-decoration: none;
  font: 500 0.92rem/1 var(--sans);
  width: fit-content;
  border-bottom: 1.5px solid transparent; padding-bottom: 2px;
  transition: border-color 0.2s;
}
.foot-nav a:hover { border-bottom-color: var(--chart); }
.foot-note { font-size: 0.88rem; color: #b7c9a8; display: grid; gap: 1rem; align-content: start; }
.foot-fine { font: 400 0.72rem/1.6 var(--mono); }

/* ============================================================
   THE SIGNATURE — specimens that draw themselves and unfurl
   Every path carries pathLength="1" so dash math is trivial.
   ============================================================ */
.specimen path {
  fill: none;
  stroke: var(--leaf);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.specimen path.thick { stroke-width: 2.4; }
.specimen path.fine { stroke-width: 1; opacity: 0.8; }
.specimen path.bloom { stroke: var(--orchid); }
.specimen path.pfill { fill: var(--orchid); fill-opacity: 0; }

/* hidden state only when JS is present (no-JS visitors see full plates) */
.js .specimen path { stroke-dasharray: 1; stroke-dashoffset: 1; }
.js .specimen .unfurl { opacity: 0; transform: scale(0.18) rotate(var(--r, -12deg)); }

.specimen.grow path {
  animation: draw var(--dur, 0.8s) cubic-bezier(0.55, 0.05, 0.35, 1) var(--d, 0s) forwards;
}
.specimen.grow path.pfill {
  animation: draw var(--dur, 0.8s) cubic-bezier(0.55, 0.05, 0.35, 1) var(--d, 0s) forwards,
             fillin 1.1s ease calc(var(--d, 0s) + 0.55s) forwards;
}
.specimen.grow .unfurl {
  animation: unfurl 1.15s cubic-bezier(0.3, 1.35, 0.45, 1) var(--d, 0s) forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fillin { to { fill-opacity: 0.08; } }
@keyframes unfurl { to { opacity: 1; transform: scale(1) rotate(0deg); } }

/* the hero orchid leans toward the pointer, like a plant to the light */
.plate-lean {
  transform: rotate(var(--lean, 0deg));
  transform-origin: 50% 96%;
  transition: transform 1.1s cubic-bezier(0.2, 0.6, 0.2, 1);
  will-change: transform;
}

/* the hero specimen breathes — slow, like humid air */
.breathe { transform-origin: 180px 442px; }
.grow.breathe { animation: breathe 8.5s ease-in-out 2.8s infinite alternate; }
@keyframes breathe {
  from { transform: rotate(-0.5deg) scale(1); }
  to { transform: rotate(0.6deg) scale(1.014); }
}

/* sheets sway gently on hover, as if brushed */
.sheet:hover .specimen.grow { animation: sway 2.6s ease-in-out infinite alternate; transform-origin: 50% 96%; }
@keyframes sway {
  from { transform: rotate(-0.5deg); }
  to { transform: rotate(0.5deg); }
}

/* ---------- reduced motion: plates arrive fully drawn ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .specimen path { stroke-dashoffset: 0; animation: none !important; }
  .js .specimen path.pfill { fill-opacity: 0.08; }
  .js .specimen .unfurl { opacity: 1; transform: none; animation: none !important; }
  .grow.breathe, .sheet:hover .specimen.grow { animation: none !important; }
  .plate-lean { transition: none; transform: none; }
  .btn, .sheet { transition: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .sheets { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tiers { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 2.5rem; }
  .hero-plate { order: -1; }
  .hero-plate .specimen { width: min(62%, 300px); }
  .hero-plate figcaption { margin-top: 0.8rem; }
  .tiers { grid-template-columns: 1fr; max-width: 560px; }
  .visit-grid { grid-template-columns: 1fr; }
  .glasshouse-fig { max-width: 480px; }
  .foot-grid { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 640px) {
  .sheets { grid-template-columns: 1fr; }
  .sheet .specimen { max-width: 240px; }
  .masthead nav a:not(.nav-cta) { display: none; }
  .conditions { justify-content: flex-start; }
}