/* Ash Tree News — silver-green and dark, dark brown.
   Fall ash accents (amber, rust) used sparingly. */
:root {
  --paper: #f4efe2;
  --paper-dim: #ece5d2;
  --bark: #2b1c10;
  --bark-deep: #1d1208;
  --ink: #33241a;
  --silver-green: #a9bfa2;
  --silver-green-soft: #c3d2ba;
  --moss: #5f7a5c;
  --amber: #c07f24;
  --rust: #a9502a;
  --chip: rgba(244, 239, 226, 0.92);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.5;
}

a { color: var(--moss); }
a:hover { color: var(--rust); }

/* ---------- masthead ---------- */
.masthead {
  background: var(--bark-deep);
  color: var(--paper);
  text-align: center;
  padding: 1.1rem 1rem 1.3rem;
  border-bottom: 6px solid var(--moss);
}
.mast-top {
  display: flex;
  justify-content: space-between;
  max-width: 1080px;
  margin: 0 auto;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver-green);
}
.mast-title {
  margin: 0.35rem 0 0;
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}
.mast-tag {
  margin: 0.15rem 0 0;
  font-style: italic;
  font-size: clamp(1rem, 2.6vw, 1.3rem);
  color: var(--silver-green-soft);
}
.mast-rule {
  max-width: 1080px;
  margin: 0.9rem auto 0;
  border-top: 1px solid rgba(169, 191, 162, 0.45);
}

/* ---------- tree of contents ---------- */
.tree-wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.4rem 1rem 0.4rem;
}
.tree-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--bark);
  box-shadow: 0 10px 34px rgba(29, 18, 8, 0.28);
  line-height: 0;
}
.tree-figure img {
  width: 100%;
  height: auto;
  display: block;
}
.node {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  text-decoration: none;
  z-index: 3;
  line-height: 1;
}
.node-disc {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(29, 18, 8, 0.82);
  border: 2px solid var(--silver-green);
  color: var(--paper);
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.node-label {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--chip);
  color: var(--bark);
  border: 1px solid rgba(43, 28, 16, 0.55);
  padding: 0.28rem 0.5rem;
  white-space: nowrap;
  transition: background 0.18s ease, color 0.18s ease;
}
.label-r { margin-left: 0.45rem; }
.label-l { margin-right: 0.45rem; order: -1; }
.node:hover .node-disc, .node:focus-visible .node-disc {
  transform: scale(1.25);
  background: var(--rust);
  border-color: var(--paper);
}
.node:hover .node-label, .node:focus-visible .node-label {
  background: var(--bark);
  color: var(--silver-green-soft);
}
.tree-hint {
  text-align: center;
  font-style: italic;
  color: #6b5844;
  margin: 0.8rem 0 0;
}

/* ---------- carousel ---------- */
.carousel {
  max-width: 1080px;
  margin: 2.2rem auto 0;
  padding: 0 1rem;
}
.carousel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px double var(--bark);
  padding-bottom: 0.35rem;
}
.carousel-head h2 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: 0.03em;
  color: var(--bark);
}
.carousel-nav button {
  background: var(--bark);
  color: var(--paper);
  border: none;
  width: 34px;
  height: 34px;
  font-size: 1.3rem;
  cursor: pointer;
  margin-left: 0.3rem;
}
.carousel-nav button:hover { background: var(--rust); }
.carousel-track { position: relative; min-height: 215px; }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
  padding: 1.1rem 0.2rem 0;
}
.slide.is-active { opacity: 1; pointer-events: auto; position: relative; }
.slide h3 {
  margin: 0.3rem 0 0.45rem;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.22;
  color: var(--bark-deep);
}
.slide .deck { margin: 0 0 0.7rem; max-width: 46rem; color: #57432f; }
.slide a { font-style: italic; }
.kicker {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
}
.k-1 { color: var(--moss); }
.k-2 { color: #7a5b23; }
.k-3 { color: #4e6b34; }
.k-4 { color: var(--rust); }
.k-5 { color: #6d4c2f; }
.k-6 { color: #2e6b7a; }
.k-7 { color: #8c7a3a; }
.k-8 { color: var(--amber); }
.k-9 { color: #44586e; }
.k-10 { color: #37503a; }
.carousel-dots { text-align: center; padding: 0.4rem 0 0; }
.carousel-dots button {
  width: 11px; height: 11px; border-radius: 50%;
  border: 1px solid var(--bark);
  background: transparent;
  margin: 0 0.22rem;
  cursor: pointer;
  padding: 0;
}
.carousel-dots button.is-on { background: var(--rust); border-color: var(--rust); }

/* ---------- two columns of sections ---------- */
.columns {
  max-width: 1080px;
  margin: 2.4rem auto 0;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2.2rem;
}
.card {
  border-top: 2px solid var(--bark);
  padding: 0.9rem 0 1.1rem;
  display: flex;
  gap: 0.95rem;
}
.card-icon { flex: 0 0 auto; line-height: 0; }
.card-icon img {
  height: 118px;
  width: auto;
  display: block;
  border: 1px solid var(--bark);
  box-shadow: 0 4px 14px rgba(29, 18, 8, 0.25);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.card-icon:hover img, .card-icon:focus-visible img {
  transform: scale(1.045);
  box-shadow: 0 6px 20px rgba(169, 80, 42, 0.45);
}
.card-text { flex: 1 1 auto; min-width: 0; }
.card h3 {
  margin: 0 0 0.25rem;
  font-size: 1.28rem;
  color: var(--bark-deep);
}
.card-num {
  display: inline-block;
  min-width: 1.9rem;
  text-align: center;
  background: var(--moss);
  color: var(--paper);
  border-radius: 50%;
  font-size: 0.95rem;
  line-height: 1.9rem;
  margin-right: 0.35rem;
  vertical-align: 0.12rem;
}
.card .beat { margin: 0 0 0.55rem; font-style: italic; color: #6b5844; }
.card .slot {
  margin: 0.3rem 0;
  padding-left: 0.7rem;
  border-left: 3px solid var(--silver-green);
  color: #4a3826;
}
.card a { font-style: italic; display: inline-block; margin-top: 0.45rem; }

/* ---------- section pages ---------- */
.section-head { text-align: center; padding: 2rem 1rem 0; }
.section-head .kicker { color: var(--rust); }
.section-head h2 {
  margin: 0.3rem 0;
  font-size: clamp(2rem, 6vw, 3.2rem);
  color: var(--bark-deep);
}
.section-head .beat { font-style: italic; color: #6b5844; font-size: 1.1rem; }
.section-body { max-width: 760px; margin: 0 auto; padding: 1.2rem 1rem 2.4rem; }
.planted {
  border: 1px dashed var(--moss);
  background: var(--paper-dim);
  padding: 1.2rem 1.3rem;
  text-align: center;
}
.back-link { display: inline-block; margin-top: 1.4rem; font-style: italic; }

/* ---------- footer ---------- */
.foot {
  margin-top: 3rem;
  background: var(--bark-deep);
  color: var(--silver-green-soft);
  text-align: center;
  padding: 1.6rem 1rem 1.9rem;
}
.foot-name {
  font-size: 1.35rem;
  color: var(--paper);
  margin: 0 0 0.3rem;
  letter-spacing: 0.05em;
}
.foot p { margin: 0.2rem 0; }
.foot-fine { font-size: 0.82rem; color: #8d9c86; }

@media (max-width: 720px) {
  .columns { grid-template-columns: 1fr; }
  .node-label { font-size: 0.62rem; padding: 0.2rem 0.34rem; }
  .node-disc { width: 24px; height: 24px; font-size: 0.72rem; }
  .mast-side.mast-right { display: none; }
  .carousel-track { min-height: 250px; }
}