/* Reference-led flat organic illustration theme. Type and spacing tokens remain unchanged. */
:root {
  --color-primary: #94C55B;
  --color-secondary: #E6EAB9;
  --color-background: #F5F9DE;
  --color-surface: #FCFDF1;
  --color-forest: #56725B;
  --color-ink: #46533E;
  --color-muted: #7A856C;
  --color-caption: #879275;
  --color-border: #DCE5B8;
  --color-sage: #CDD9B7;
  --color-water: #AAC4B2;
  --color-sand: #B29A79;
  --paper: var(--color-background);
  --white: var(--color-surface);
  --ink: var(--color-ink);
  --muted: var(--color-muted);
  --moss: var(--color-forest);
  --sage: var(--color-secondary);
  --line: var(--color-border);
  --ochre: var(--color-sand);
  --terra: var(--color-forest);
  --shadow: 0 8px 30px #56725B0C;
}
html, body { background: var(--color-secondary); }
.app-shell, .topbar { background: var(--color-background); }
body { color: var(--color-ink); }
h1, .section-head h2, .brand strong, .scene-controls h2, .dialog-head h2, .shop-section h2 { color: var(--color-primary); }
.brand small, .eyebrow, .page-intro p, .hero-text > p { color: var(--color-forest); }
.eyebrow { letter-spacing: .08em; }
.round-button { background: var(--color-surface); border-color: var(--color-border); color: var(--color-forest); }
.top-title, .top-back { color: var(--color-forest); }
.scene-picture { display: block; width: 100%; height: 100%; object-fit: cover; }
.botanical-picture { display: block; width: 100%; height: 100%; object-fit: contain; }
.brand-leaf { width: 40px; height: 44px; }
.hero { height: 456px; }
.hero-text { padding-top: var(--space-5); }
.hero-art { bottom: 0; left: var(--space-4); right: var(--space-4); height: 268px; border-radius: 44% 24% 20% 22% / 12% 18% 12% 18%; overflow: hidden; }
.hero-art .scene-picture { object-position: 48% 58%; }
.hero-note { top: 114px; right: var(--page-gutter); max-width: 104px; padding: var(--space-2) var(--space-3); writing-mode: horizontal-tb; border-radius: 32% 18% 32% 20%; background: var(--color-secondary); color: var(--color-forest); font-weight: var(--weight-medium); letter-spacing: 0; line-height: var(--line-caption); }
.hero-bottom-label { bottom: var(--space-3); left: var(--space-8); padding: var(--space-1) var(--space-2); color: var(--color-forest); background: #F5F9DEDD; border-radius: 12px; }
.home-action { border: 0; background: var(--color-secondary); border-radius: 28px 12px 30px 12px; margin-top: var(--space-4); box-shadow: none; }
.primary { color: #354C2D; background: var(--color-primary); border-radius: 16px 20px 16px 12px; }
.primary.terra { background: var(--color-sage); color: var(--color-ink); }
.primary small { color: var(--color-forest); opacity: 1; }
.secondary { background: var(--color-secondary); border-color: var(--color-border); color: var(--color-forest); }
.text-button { color: var(--color-forest); }
.progress-meta, .progress-meta strong { color: var(--color-forest); }
.progress-track { background: #D6DFB2; }
.progress-track i { background: var(--color-primary); }
.section-head p { color: var(--color-muted); }
.core-card { background: var(--color-secondary); border: 0; border-radius: 24px 20px 38px 16px; }
.core-card:nth-child(2) { background: #DCE8CD; }
.core-card:nth-child(3) { background: #E8E3CB; }
.core-card:nth-child(4) { background: #DCE7DD; }
.core-art { height: 160px; }
.core-art .scene-picture { border-radius: 22px 22px 28px 10px; }
.core-number { background: #F5F9DEE8; color: var(--color-forest); border-radius: 10px; }
.core-copy small, .core-copy p { color: var(--color-forest); }
.core-copy h3 { color: var(--color-forest); }
.field-note { background: var(--color-secondary); border-radius: 20px 42px 18px 32px; }
.field-note h3 { color: var(--color-forest); }
.field-note p, .method { color: var(--color-muted); }
.field-note .note-plant { width: 84px; height: 116px; }
.bottom-nav { background: #FCFDF1F7; border-color: var(--color-border); }
.nav-item { color: var(--color-caption); }
.nav-item.active { color: var(--color-forest); }
.nav-item.active:before { background: var(--color-secondary); border-radius: 42% 32% 42% 32%; }
.search { background: var(--color-secondary); border-color: transparent; border-radius: 20px 14px 20px 14px; }
.search input, .search .icon { color: var(--color-forest); }
.search input::placeholder { color: var(--color-muted); }
.chip { border-color: var(--color-border); color: var(--color-forest); border-radius: 16px; }
.chip.selected { color: #354C2D; background: var(--color-primary); border-color: var(--color-primary); }
.list-caption, .point-row-text small { color: var(--color-muted); }
.point-row { border-color: var(--color-border); }
.point-thumb { background: var(--color-secondary); border-radius: 18px 14px 24px 12px; }
.point-row-text h3 { color: var(--color-forest); }
.tag, .tag.ar { background: var(--color-secondary); color: var(--color-forest); border-radius: 8px; }
.tag.ar { background: #E9DFC6; color: #8B7653; }
.tag-line, .point-status, .point-row > .icon { color: var(--color-muted); }
.detail-art { background: var(--color-secondary); border-radius: 32px 20px 48px 24px; }
.art-label { color: var(--color-forest); background: #F5F9DEE8; border-radius: 10px; }
.location-label, .detail-task-meta, .completed-note { color: var(--color-forest); }
.detail-copy .hook { color: var(--color-forest); }
.intro-text, .expand-note p { color: var(--color-ink); }
.observe-box { background: var(--color-secondary); border-color: var(--color-primary); border-radius: 20px 36px 20px 28px; }
.observe-box h3, .observe-box p { color: var(--color-forest); }
.source-note, .task-hint, .scene-footnote, .small-footnote { color: var(--color-muted); }
.task-kicker, .task-desc { color: var(--color-muted); }
.task-art { background: var(--color-secondary); border-radius: 28px 20px 36px 18px; }
.question { color: var(--color-forest); }
.choice, .sort-row, .match-button { background: var(--color-surface); border-color: var(--color-border); }
.choice.chosen, .match-button.chosen, .match-button.matched { background: var(--color-secondary); border-color: var(--color-primary); }
.choice .letter, .sort-number { border-color: var(--color-border); color: var(--color-forest); background: var(--color-background); }
.choice.chosen .letter { background: var(--color-primary); color: #354C2D; border-color: var(--color-primary); }
.sort-controls button { background: var(--color-secondary); }
.scene-wrap { border: 0; background: var(--color-secondary); border-radius: 32px 24px 40px 24px; }
.scene-visual { height: 322px; }
.scene-visual > .scene-picture { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.scene-middle { object-position: 55% 55%; }
.scene-controls { background: var(--color-secondary); }
.scene-controls p { color: var(--color-ink); }
.scene-title { background: #F5F9DEE8; color: var(--color-forest); border-radius: 12px; }
.scene-caption { display: inline-block; background: #F5F9DEE8; padding: var(--space-2) var(--space-3); border-radius: 16px 20px 12px 16px; color: var(--color-forest); text-shadow: none; }
.stage-dot { background: #CCD7AD; }
.stage-dot.done { background: var(--color-primary); }
.stage-tag { color: var(--color-forest); }
.segmented { background: #D7E0B5; border-radius: 20px; }
.segmented button.selected { background: var(--color-background); border-radius: 16px; box-shadow: none; }
.slider-labels { color: var(--color-forest); }
.scene-slider { accent-color: var(--color-primary); }
.hotspot { background: #94C55BDD; color: #354C2D; border-color: var(--color-background); box-shadow: 0 0 0 7px #F5F9DE66; }
.hotspot.found { background: var(--color-secondary); color: var(--color-forest); }
.light-counter, .crystal-tools button { background: #F5F9DEE8; color: var(--color-forest); }
.result-flower:before { background: var(--color-secondary); }
.result-flower > .icon, .reward-number { color: var(--color-primary); }
.result-wrap > p, .reward-note { color: var(--color-muted); }
.result-explain { background: var(--color-secondary); border-radius: 20px 36px 20px 30px; }
.result-explain h3, .result-explain p { color: var(--color-forest); }
.vote-row > div { color: var(--color-forest); }
.vote-bar { background: #D5DDB3; }
.vote-bar i { background: var(--color-primary); }
.badge { background: var(--color-secondary); border-color: #B3CB8D; box-shadow: inset 0 0 0 5px var(--color-background), inset 0 0 0 6px #C3D39F; overflow: visible; }
.badge > .scene-picture { height: 70px; width: 70px; object-fit: cover; border-radius: 50%; }
.badge .badge-lock { background: var(--color-secondary); color: var(--color-forest); }
.badge-card h3 { color: var(--color-forest); }
.badge-card small { color: var(--color-muted); }
.result-badge { background: var(--color-secondary); }
.result-badge .badge > .scene-picture { width: 48px; height: 48px; }
.result-badge small { color: var(--color-muted); }
.badge-detail .badge > .scene-picture { width: 110px; height: 110px; }
.notebook-profile { background: var(--color-secondary); border: 0; border-radius: 24px 42px 24px 32px; }
.avatar { background: #D6E1B4; overflow: hidden; }
.avatar .botanical-picture { width: 100%; height: 100%; object-fit: cover; }
.profile-row h2, .stat strong { color: var(--color-forest); }
.profile-row p, .stat small, .identity-progress { color: var(--color-muted); }
.stat, .identity-progress { border-color: #CBD8AA; }
.menu-row > .icon, .menu-row span { color: var(--color-forest); }
.menu-row small { color: var(--color-muted); }
.shop-balance { background: var(--color-secondary); border-radius: 22px 30px 20px 22px; }
.shop-balance strong { color: var(--color-primary); }
.shop-section h2 small, .shop-balance small { color: var(--color-muted); }
.notice { background: #EAE9C8; color: #7E815E; border-radius: 16px 24px 16px 20px; }
.prize { background: var(--color-surface); border-color: var(--color-border); border-radius: 24px 18px 28px 18px; }
.prize-icon { background: var(--color-secondary); overflow: hidden; }
.prize-icon .scene-picture { object-fit: cover; }
.prize h3 { color: var(--color-forest); }
.prize button { background: var(--color-secondary); color: var(--color-forest); border-radius: 14px; }
.prize button:disabled { background: #EEF1D4; color: var(--color-muted); }
.route-map { background: var(--color-secondary); }
.route-map .route-landscape { opacity: .45; }
.route-landscape .scene-picture { object-fit: cover; }
.route-stop .stop-label { background: #F5F9DEF0; border-radius: 18px 14px 20px 14px; }
.route-stop .pin { background: var(--color-forest); border-color: var(--color-background); }
.route-stop .pin.core { background: var(--color-primary); color: #354C2D; }
.route-stop small, .route-caption, .route-key { color: var(--color-forest); }
.certificate { background: var(--color-surface); border-color: var(--color-border); outline-color: var(--color-secondary); }
.certificate p, .certificate small, .certificate .cert-rule { color: var(--color-muted); }
.certificate h2, .certificate .icon, .certificate-stamp { color: var(--color-forest); }
.order { background: var(--color-surface); border-color: var(--color-border); border-radius: 20px; }
.order-state { background: var(--color-secondary); color: var(--color-forest); }
.receipt-code { color: var(--color-forest); }
dialog { background: var(--color-background); border-color: var(--color-border); border-radius: 28px; }
.dialog-body p, .about-list { color: var(--color-ink); }
.dialog-body input { background: var(--color-surface); border-color: var(--color-border); color: var(--color-forest); }
.postcard { background: var(--color-secondary); border-radius: 24px; }
.postcard > .scene-picture { width: 100%; height: 190px; object-fit: cover; }
.postcard-copy { background: var(--color-background); }
.postcard-copy h3 { color: var(--color-forest); }
.toast { background: #56725BF2; }
@media (min-width: 700px) {
  body { background: var(--color-secondary); }
  .hero { height: 456px; }
  .hero-art { height: 268px; }
  .app-shell { border-color: #CCD9AE; }
}

/* Mobile cover: a portrait scene fills the page behind live text and controls. */
.home-screen .topbar { background: transparent; }
.home-scene {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: calc(100svh - 80px - var(--nav-height) - env(safe-area-inset-bottom));
  padding-bottom: var(--space-6);
  isolation: isolate;
}
.home-cover-background {
  position: absolute;
  inset: -80px 0 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  border: 0;
  border-radius: 0;
}
.home-cover-background > .scene-picture {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  border-radius: 0;
}
.home-cover-background::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: var(--space-24);
  background: linear-gradient(transparent, var(--color-background));
}
.home-cover-background::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 320px;
  z-index: 1;
  background: linear-gradient(var(--color-background), #F5F9DEF2 55%, #F5F9DE00);
}
.home-scene .hero {
  position: relative;
  z-index: 1;
  flex: 1;
  min-height: 420px;
  height: auto;
  overflow: visible;
}
.home-scene .hero-text { padding-top: var(--space-6); }
.home-scene .home-action {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  margin: 0 var(--page-gutter);
  background: #F5F9DEED;
  border: 0;
  box-shadow: none;
}
.home-screen .section, .home-screen .small-footnote {
  position: relative;
  z-index: 1;
  background: var(--color-background);
}
@media (max-height: 700px) {
  .home-scene .hero { min-height: 360px; }
}

/* A full-width illustrated route, with live route markers above the PNG. */
.trail-screen .topbar { background: transparent; }
.trail-scene {
  position: relative;
  isolation: isolate;
  min-height: calc(100svh - 80px - var(--nav-height));
  padding-bottom: var(--space-6);
}
.trail-background {
  position: absolute;
  inset: -80px 0 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  border: 0;
  border-radius: 0;
}
.trail-background > .scene-picture {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% center;
  opacity: .7;
  border-radius: 0;
}
.trail-background::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(#F5F9DEFA, #F5F9DEDD 20%, #F5F9DE99 65%, #F5F9DEF5);
}
.trail-scene > .page-intro, .trail-scene > .route-key, .trail-scene > .route-bottom {
  position: relative;
  z-index: 1;
}
.trail-screen .route-map {
  width: 100%;
  height: 775px;
  margin: var(--space-4) 0 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  overflow: visible;
}
.trail-screen .route-stop {
  transform: translate(-26px,-50%);
  max-width: calc(100% - var(--stop-x) + 10px);
  gap: var(--space-3);
  padding: var(--space-2);
}
.trail-screen .route-stop .stop-label {
  min-width: 0;
  white-space: normal;
  border: 1px solid #E6EAB9B8;
  background: #FCFDF1EB;
  border-radius: 16px 22px 16px 20px;
  box-shadow: none;
}
.trail-screen .route-stop strong { overflow-wrap: anywhere; }
.trail-screen .route-caption { right: var(--space-6); top: var(--space-6); }
.trail-screen .route-bottom { padding-bottom: var(--space-4); }

/* Two columns, filled by measured card height in DOM/route order. */
.point-masonry {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  align-items: start;
  gap: var(--space-3);
  margin: var(--space-2) var(--page-gutter) 0;
}
.point-masonry.masonry-ready { display: block; }
.point-masonry.masonry-ready > .point-card { position: absolute; }
.point-card {
  display: block;
  min-width: 0;
  width: 100%;
  overflow: hidden;
  background: var(--color-surface);
  border-radius: 16px;
  box-shadow: 0 2px 12px #56725B08;
  color: var(--color-ink);
}
.point-card-cover {
  position: relative;
  width: 100%;
  aspect-ratio: var(--point-image-ratio,1);
  background: var(--color-secondary);
  overflow: hidden;
}
.point-card-cover > .scene-picture { object-fit: cover; object-position: center center; }
.point-card[data-scene="legend"] .point-card-cover > .scene-picture { object-position: 72% center; }
.point-card[data-scene="rock"] .point-card-cover > .scene-picture { object-position: 62% center; }
.point-card-type {
  position: absolute;
  left: var(--space-2);
  bottom: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-caption);
  line-height: var(--line-caption);
  font-weight: var(--weight-medium);
  background: #F5F9DEE8;
  color: var(--color-forest);
  border-radius: 10px;
}
.point-card-type.core-type { background: #E6EAB9ED; }
.point-card-complete {
  position: absolute;
  right: var(--space-2);
  top: var(--space-2);
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: #354C2D;
  background: var(--color-primary);
}
.point-card-complete .icon { width: 16px; height: 16px; }
.point-card-copy { padding: var(--space-3); }
.point-card-copy h3 {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--line-body);
  font-weight: var(--weight-bold);
  color: var(--color-forest);
  overflow-wrap: anywhere;
}
.point-card-hook {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin-top: var(--space-1);
  font-family: var(--font-body);
  font-size: var(--text-small);
  line-height: var(--line-small);
  color: var(--color-muted);
}
.point-card-location {
  display: flex;
  align-items: flex-start;
  gap: var(--space-1);
  margin-top: var(--space-2);
  font-size: var(--text-caption);
  line-height: var(--line-caption);
  color: var(--color-muted);
}
.point-card-location .icon { width: 14px; height: 14px; margin-top: var(--space-1); }
.point-card-location span { min-width: 0; overflow-wrap: anywhere; }
.point-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-top: var(--space-2);
  font-size: var(--text-caption);
  line-height: var(--line-caption);
  color: var(--color-caption);
}
.point-card-footer > span:last-child { color: var(--color-forest); white-space: nowrap; }
.point-card-footer .is-complete { color: var(--color-forest); }
.point-card-footer .icon { width: 16px; height: 16px; }