/* KOMAINU LAB 外枠の見た目 ・ ゲーム側は --lab-* を上書きして色を合わせる
 * 着せ替え (= Lab.init の theme) は下の「着せ替え」の段 ・ 属性 data-lab-* が付いた時だけ効く (= theme の無いゲームは今のまま) */
:root {
  --lab-bg: #14161c;
  --lab-panel: #20232c;
  --lab-text: #f2efe8;
  --lab-sub: #a8a49b;
  --lab-accent: #e8b04a;
  --lab-accent-text: #1a1408;
  --lab-line: rgba(255, 255, 255, 0.12);
  --lab-font: "Hiragino Maru Gothic ProN", "Hiragino Sans", "Noto Sans JP", system-ui, sans-serif;
}
.lab-brand {
  position: fixed; left: 0; right: 0; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 6px) 12px 6px;
  font: 600 12px/1 var(--lab-font); letter-spacing: 0.08em; color: var(--lab-text);
  pointer-events: none;
}
.lab-brand-name { opacity: 0.9; }
/* ロゴ (= 印 + KOMAINU LAB の字 ・ 形は lab.js の LOGO) ・ 色は地の明るさで (= 暗い地は金の印、明るい地は墨の印) */
:root { --lab-logo-mark: #e8b04a; --lab-logo-acc: #f2efe8; --lab-logo-lab: #e8b04a; }
[data-lab-tone="light"] { --lab-logo-mark: #14161c; --lab-logo-acc: #b97f17; --lab-logo-lab: #b97f17; }
.lab-logo { display: inline-flex; align-items: center; gap: 6px; line-height: 0; color: inherit; }
.lab-logo svg { display: block; flex: none; overflow: visible; }
.lab-logo-mark { height: 22px; width: auto; }
.lab-logo-word { height: 10px; width: auto; }
.lab-logo-word path:first-child { stroke: var(--lab-logo-word, currentColor); }
.lab-logo .lab-logo-small { display: none; }
/* 結果の箱・ダイアログの箱の上 (= はっきり見える大きさ) */
.lab-dialog-logo { display: flex; justify-content: center; gap: 6px; margin: -6px auto 10px; color: var(--lab-text); opacity: .85; }
.lab-dialog-logo .lab-logo-mark { height: 20px; }
.lab-dialog-logo .lab-logo-word { height: 9px; }
.lab-result-logo { display: flex; justify-content: center; gap: 7px; margin: -4px auto 12px; color: var(--lab-text); opacity: .92; }
.lab-result-logo .lab-logo-mark { height: 26px; }
.lab-result-logo .lab-logo-word { height: 11px; }
.lab-mute {
  pointer-events: auto; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; border: 1px solid var(--lab-line);
  background: rgba(0, 0, 0, 0.25); color: var(--lab-text); padding: 0; cursor: pointer;
}
.lab-layer, .lab-layer *, .lab-brand, .lab-brand * { box-sizing: border-box; }
/* 帯の右の小さな札 (= プライバシー と 記録を消す を横 1 行 ・ 入らない幅と言葉では 2 行 ・ 半透明の地でどの背景でも読める ・ 押せる所は 1 つ 30px 以上 ・ 遊んでいる間は消す ・ 記録を消すは窓の間も隠す ・ 確かめ shared/tests/reset.browser.mjs) */
.lab-links { margin-left: auto; margin-right: 10px; min-width: 0; display: flex; flex-wrap: wrap; justify-content: flex-end; background: rgba(0, 0, 0, .62); color: #f2efe8; border-radius: 9px; } /* 入らない時だけ折れて 2 行 ・ 字の色は作品の --lab-text に頼らない (= 地と組で決める) */
[data-lab-tone="light"] .lab-links { background: rgba(255, 255, 255, .85); color: #14161c; }
.lab-privacy-link, .lab-reset-link { position: relative; pointer-events: auto; white-space: nowrap; font: 400 10px/1 var(--lab-font); letter-spacing: .04em; color: inherit; text-decoration: none; opacity: .82; padding: 3.5px 8px; background: none; border: 0; cursor: pointer; }
.lab-privacy-link::after, .lab-reset-link::after { content: ''; position: absolute; inset: -7px -3px; }
.lab-brand-off .lab-links, .lab-brand-res .lab-reset-link { display: none; }
/* 「遊び方」 (= 帯の右) */
.lab-guide-link { pointer-events: auto; margin-left: auto; white-space: nowrap; font: 700 11px/1 var(--lab-font); letter-spacing: .04em; color: var(--lab-text); background: rgba(0, 0, 0, 0.28); border: 1px solid var(--lab-line); border-radius: 13px; height: 26px; padding: 0 10px; cursor: pointer; -webkit-tap-highlight-color: transparent; position: relative; }
.lab-guide-link::after { content: ''; position: absolute; inset: -9px -3px; } /* 触れる所は 44px */
[data-lab-tone="light"] .lab-guide-link { background: rgba(255, 255, 255, 0.6); }
.lab-games-link + .lab-guide-link { margin-left: 8px; }
[data-lab-more-at] .lab-games-link + .lab-guide-link { margin-left: auto; }
.lab-guide-link + .lab-links { margin-left: 8px; flex-direction: column; align-items: flex-end; } /* 「遊び方」がある帯は 1 行に入らないので 2 行 (= 帯の高さ 34px のまま) */
@media (min-width: 520px) { .lab-guide-link + .lab-links { flex-direction: row; } }
.lab-brand-off .lab-guide-link, .lab-brand-res .lab-guide-link { display: none; }
.lab-brand-off .lab-guide-link + .lab-links, .lab-brand-res .lab-guide-link + .lab-links { margin-left: auto; }
.lab-result-foot { display: flex; justify-content: center; gap: 14px; margin-top: 12px; }
.lab-foot-link { font: 400 11px/1.4 var(--lab-font); color: var(--lab-sub); text-decoration: none; background: none; border: 0; padding: 4px 2px; cursor: pointer; opacity: .8; }
.lab-layer { position: fixed; inset: 0; z-index: 100; pointer-events: none; font-family: var(--lab-font); }
.lab-back {
  position: absolute; inset: 0; display: grid; place-items: center; padding: 16px;
  background: var(--lab-backdrop, rgba(6, 7, 10, 0.62)); pointer-events: auto; opacity: 0; transition: opacity 0.16s;
}
.lab-back.in { opacity: 1; }
.lab-back.out { opacity: 0; }
.lab-dialog {
  width: min(360px, 100%); background: var(--lab-panel); color: var(--lab-text);
  border: 1px solid var(--lab-line); border-radius: 18px; padding: 20px 18px 16px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45); transform: translateY(8px) scale(0.98); transition: transform 0.16s;
}
.lab-back.in .lab-dialog { transform: none; }
.lab-dialog-title { font-family: var(--lab-display, var(--lab-font)); font-weight: var(--lab-display-weight, 700); font-size: 18px; margin-bottom: 10px; text-align: center; }
.lab-dialog-body { font-size: 15px; line-height: 1.7; white-space: pre-wrap; color: var(--lab-text); margin-bottom: 14px; text-align: center; }
.lab-dialog-btns { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.lab-dialog-btns.vertical { flex-direction: column; }
.lab-btn {
  flex: 1 1 auto; min-height: 48px; padding: 0 16px; border-radius: 12px;
  border: 1px solid var(--lab-line); background: rgba(255, 255, 255, 0.06); color: var(--lab-text);
  font: 700 16px/1 var(--lab-font); cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.lab-btn:active { transform: scale(0.98); }
.lab-btn.primary { background: var(--lab-accent); color: var(--lab-accent-text); border-color: transparent; }
.lab-btn.accent { border-color: var(--lab-accent); color: var(--lab-accent); }
.lab-share-preview {
  text-align: left; font-size: 14px; background: rgba(0, 0, 0, 0.25); border-radius: 10px; padding: 10px 12px;
}
.lab-result-title { font-family: var(--lab-display, var(--lab-font)); text-align: center; font-size: 15px; color: var(--lab-sub); letter-spacing: 0.06em; }
.lab-result-big { font-family: var(--lab-display, var(--lab-font)); text-align: center; font-size: 46px; font-weight: var(--lab-display-weight, 800); margin: 6px 0 4px; font-variant-numeric: tabular-nums; }
.lab-result-line { text-align: center; font-size: 14px; color: var(--lab-sub); margin-bottom: 4px; }
.lab-result-box .lab-dialog-btns { margin-top: 14px; }
.lab-toast {
  position: absolute; left: 50%; top: calc(env(safe-area-inset-top, 0px) + 54px);
  transform: translate(-50%, -12px); opacity: 0; transition: all 0.2s;
  background: rgba(20, 22, 28, 0.92); color: var(--lab-text); border: 1px solid var(--lab-line);
  padding: 10px 16px; border-radius: 999px; font-size: 14px; white-space: nowrap;
}
.lab-toast.show { opacity: 1; transform: translate(-50%, 0); }
/* 縦長の画像を添えたシェアでも、低い画面 (375×667) からはみ出さない */
.lab-dialog { max-height: calc(100vh - 32px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px)); overflow-y: auto; -webkit-overflow-scrolling: touch; }
.lab-share-preview + img, .lab-dialog img { max-height: 42vh; width: auto !important; max-width: 100%; margin-left: auto; margin-right: auto; object-fit: contain; }

/* 別のゲームへの回遊 */
.lab-more { margin-top: 16px; border-top: 1px solid var(--lab-line); padding-top: 12px; text-align: left; }
.lab-more-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.lab-more-title { font-size: 12px; color: var(--lab-sub); letter-spacing: .06em; }
.lab-more-all { font-size: 12px; color: var(--lab-sub); text-decoration: underline; text-underline-offset: 3px; padding: 6px 0 6px 8px; white-space: nowrap; }
/* 札 = 3:4 の絵 + 題 + 見出し ・ 横に 2.2 枚 */
.lab-more-grid { display: flex; gap: 8px; overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; touch-action: pan-x pan-y; padding: 2px 2px 8px; margin: 0 -2px; scrollbar-width: thin; }
.lab-more-card { flex: 0 0 calc((100% - 16px) / 2.2); scroll-snap-align: start; display: flex; flex-direction: column; min-width: 0; padding: 0 0 9px; overflow: hidden; border-radius: 12px; border: 1px solid var(--lab-line); background: rgba(255,255,255,.05); box-shadow: 0 2px 8px rgba(0,0,0,.16); color: inherit; text-decoration: none; cursor: pointer; -webkit-tap-highlight-color: transparent; transition: transform .12s, box-shadow .12s; }
.lab-more-card:active { transform: scale(.97); }
@media (hover: hover) { .lab-more-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,.22); } }
.lab-more-art { display: block; aspect-ratio: 3 / 4; background: rgba(0,0,0,.18); margin-bottom: 7px; }
.lab-more img.lab-more-thumb { display: block; width: 100% !important; height: 100% !important; max-width: none; max-height: none; object-fit: cover; margin: 0 !important; }
.lab-more-name { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; padding: 0 7px; font-weight: 700; font-size: 13px; line-height: 1.32; word-break: keep-all; overflow-wrap: anywhere; }
.lab-more-hook { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; padding: 0 7px; margin-top: 3px; font-size: 11px; line-height: 1.4; color: var(--lab-sub); word-break: keep-all; overflow-wrap: anywhere; font-feature-settings: "palt"; }
/* ほかのゲームへの入口 (= 帯 ・ theme.moreAt) */
.lab-games-link {
  pointer-events: auto; position: relative; margin-left: auto; display: inline-flex; align-items: center;
  height: 30px; padding: 0 10px; gap: 5px; border-radius: 15px; border: 1px solid var(--lab-line); background: rgba(0, 0, 0, 0.28);
  color: var(--lab-text); font: 700 12px/1 var(--lab-font); letter-spacing: .04em; text-decoration: none; white-space: nowrap;
  -webkit-tap-highlight-color: transparent; transition: opacity .2s, transform .12s;
}
.lab-games-link::after { content: ''; position: absolute; inset: -7px -4px; } /* 触れる所は 44px */
.lab-games-link svg { flex: none; }
@media (max-width: 352px) { .lab-games-word { display: none; } .lab-games-link { padding: 0 8px; } }
.lab-games-link:active { transform: translateY(1px); }
.lab-games-link + .lab-links { margin-left: 8px; }
[data-lab-tone="light"] .lab-games-link { background: rgba(255, 255, 255, 0.6); }
.lab-brand-off .lab-games-link, .lab-brand-res .lab-games-link { opacity: 0; pointer-events: none; visibility: hidden; }
[data-lab-more-at] .lab-games-link { position: fixed; margin: 0; }
[data-lab-more-at] .lab-games-link + .lab-links { margin-left: auto; }
[data-lab-btn="stamp"] .lab-games-link, [data-lab-btn="paper"] .lab-games-link, [data-lab-btn="ink"] .lab-games-link, [data-lab-btn="plain"] .lab-games-link { border-radius: 4px; }
[data-lab-more-at="tl"] .lab-games-link { top: calc(env(safe-area-inset-top, 0px) + 48px); left: 12px; }
[data-lab-more-at="tr"] .lab-games-link { top: calc(env(safe-area-inset-top, 0px) + 48px); right: 12px; }
[data-lab-more-at="bl"] .lab-games-link { bottom: calc(env(safe-area-inset-bottom, 0px) + 12px); left: 12px; }
[data-lab-more-at="br"] .lab-games-link { bottom: calc(env(safe-area-inset-bottom, 0px) + 12px); right: 12px; }
[data-lab-more-at="custom"] .lab-games-link {
  top: calc(env(safe-area-inset-top, 0px) + var(--lab-more-top, auto)); right: var(--lab-more-right, auto);
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--lab-more-bottom, auto)); left: var(--lab-more-left, auto);
}

/* Lab.gamesMenuItem の中身の並び */
[data-lab-menu-games] .lab-games-link { display: none; }
[data-lab-playing] .lab-follow-x, [data-lab-playing] .lab-menu-games { visibility: hidden; pointer-events: none; }
.lab-follow-x { display: flex; align-items: center; justify-content: center; gap: 6px; align-self: center; margin: 0 auto; padding: 6px 4px; font-size: 12px; line-height: 1.3; color: inherit; opacity: .72; text-decoration: none; white-space: nowrap; }
.lab-menu-games { text-decoration: none; -webkit-tap-highlight-color: transparent; }
.lab-menu-games .lab-mg-row { display: flex; flex-direction: row; flex: 1 1 auto; align-items: center; justify-content: flex-start; gap: 8px; width: 100%; min-width: 0; max-width: 100%; margin: 0; }
.lab-menu-games.lab-mg-center .lab-mg-row { justify-content: center; }
.lab-menu-games .lab-mg-icon { display: inline-flex; flex: none; width: 16px; height: 16px; margin: 0; font-size: 0; opacity: .9; }
.lab-menu-games .lab-mg-icon svg { display: block; }
.lab-menu-games .lab-mg-word { display: inline; flex: 0 1 auto; min-width: 0; margin: 0; font-size: 14px; font-weight: 700; line-height: 1.25; letter-spacing: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lab-menu-games .lab-mg-thumbs { display: none; flex: 0 100 auto; min-width: 0; overflow: hidden; justify-content: flex-end; align-items: center; margin: 0 0 0 auto; padding: 3px 2px 3px 8px; }
.lab-menu-games.lab-mg-center .lab-mg-thumbs { margin-left: 0; }
.lab-menu-games.has-thumbs .lab-mg-thumbs { display: inline-flex; }
.lab-menu-games img.lab-mg-thumb { display: block; flex: none; width: 18px; height: 24px; margin: 0 0 0 -7px; object-fit: cover; border-radius: 3px;
  box-shadow: 0 0 0 1.5px rgba(0, 0, 0, .45), 0 1px 3px rgba(0, 0, 0, .3); background: rgba(0, 0, 0, .25); }
.lab-menu-games img.lab-mg-thumb:nth-child(2) { transform: translateY(-2px) rotate(3deg); }
.lab-menu-games img.lab-mg-thumb:nth-child(3) { transform: rotate(-3deg); }
[data-lab-tone="light"] .lab-menu-games img.lab-mg-thumb { box-shadow: 0 0 0 1.5px rgba(255, 255, 255, .85), 0 1px 3px rgba(0, 0, 0, .2); }
@media (max-width: 340px) { .lab-menu-games .lab-mg-thumbs { display: none !important; } }

/* 気持ちよさの部品 */
.lab-pop { position: absolute; transform: translate(-50%,-50%); font: 800 22px/1 var(--lab-font); color: #fff; text-shadow: 0 2px 0 rgba(0,0,0,.45), 0 0 10px rgba(0,0,0,.35); pointer-events: none; white-space: nowrap; }
.lab-banner { position: absolute; left: 50%; top: calc(env(safe-area-inset-top, 0px) + 96px); transform: translate(-50%, -12px) scale(.96); opacity: 0; transition: all .22s ease-out;
  padding: 10px 18px; border-radius: 999px; font: var(--lab-display-weight, 800) 16px/1 var(--lab-display, var(--lab-font)); letter-spacing: .04em; pointer-events: none; white-space: nowrap; }
.lab-banner.show { opacity: 1; transform: translate(-50%, 0) scale(1); }
.lab-banner.near { background: rgba(20,22,28,.9); color: var(--lab-accent); border: 1px solid var(--lab-accent); }
.lab-banner.beat { background: var(--lab-accent); color: var(--lab-accent-text); box-shadow: 0 6px 24px rgba(232,176,74,.45); }

/* ==========================================================================
 * 着せ替え (= Lab.init({ theme }) ・ docs/style_guide.md)
 * 1 作 = 素材 1 つ・書体 1 つ・色 1 つ ・ 押せる物は 縁 + 影 + 押した時の沈み を揃え、字は 16px 以上・触れる所は 44px 以上
 * ========================================================================== */
/* ロゴの置き場 ・ どの型でも、どの状態でも画面にある (= 消さない ・ 2026-10-10 岩間さん)
 * 最初の画面・結果・止めた画面 (= 遊んでいない間) は、どの型も上の帯に印と字 (= はっきり見える大きさ)
 * 遊んでいる間 (.lab-brand-off ・ Lab.playStart / Lab.brand.hide) は型ごと
 *   bar    = 上の帯のまま
 *   corner = theme.brandAt の隅 (既定 右下) に印と字を小さく薄く
 *   hidden = theme.brandAt の隅 (既定 右下) に印だけ小さく
 * 結果の箱とダイアログの間 (.lab-brand-res) は箱の中のロゴを見せ、暗幕の下の帯の字は消す (= HUD と重ねない) */
.lab-brand-name { transition: opacity .3s; }
[data-lab-brand="corner"] .lab-brand-off .lab-brand-name, [data-lab-brand="hidden"] .lab-brand-off .lab-brand-name {
  position: fixed; right: 10px; bottom: calc(env(safe-area-inset-bottom, 0px) + 8px); opacity: .6;
}
[data-lab-brand="corner"] .lab-brand.lab-brand-off, [data-lab-brand="hidden"] .lab-brand.lab-brand-off { justify-content: flex-end; }
[data-lab-brand="corner"] .lab-brand-off .lab-logo-mark { height: 16px; }
[data-lab-brand="corner"] .lab-brand-off .lab-logo-word { height: 7px; }
[data-lab-brand="hidden"] .lab-brand-off .lab-brand-name { gap: 0; }
[data-lab-brand="hidden"] .lab-brand-off .lab-logo-word, [data-lab-brand="hidden"] .lab-brand-off .lab-logo-big { display: none; }
[data-lab-brand="hidden"] .lab-brand-off .lab-logo-small { display: block; height: 18px; }
[data-lab-brand-at="bl"] .lab-brand-off .lab-brand-name { right: auto; left: 10px; }
[data-lab-brand-at="tl"] .lab-brand-off .lab-brand-name, [data-lab-brand-at="tr"] .lab-brand-off .lab-brand-name { bottom: auto; top: calc(env(safe-area-inset-top, 0px) + 12px); }
[data-lab-brand-at="tl"] .lab-brand-off .lab-brand-name { right: auto; left: 10px; }
[data-lab-brand-at="tr"] .lab-brand-off .lab-brand-name { right: 52px; }
[data-lab-brand-at="custom"] .lab-brand-off .lab-brand-name {
  top: calc(env(safe-area-inset-top, 0px) + var(--lab-brand-top, auto)); right: var(--lab-brand-right, auto);
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--lab-brand-bottom, auto)); left: var(--lab-brand-left, auto);
}
/* 遊んでいる間の印は薄い縁 */
[data-lab-brand="corner"] .lab-brand-off .lab-logo svg, [data-lab-brand="hidden"] .lab-brand-off .lab-logo svg { filter: drop-shadow(0 0 1.5px rgba(0, 0, 0, .55)); }
html[data-lab-tone="light"] .lab-brand-off .lab-logo svg { filter: drop-shadow(0 0 1.5px rgba(255, 255, 255, .8)); }
html[data-lab-brand-tone="dark"] .lab-brand-off .lab-logo svg { filter: drop-shadow(0 0 1.5px rgba(0, 0, 0, .55)); }
html[data-lab-brand-tone="light"] .lab-brand-off .lab-logo svg { filter: drop-shadow(0 0 1.5px rgba(255, 255, 255, .8)); }
.lab-brand.lab-brand-res .lab-brand-name { opacity: 0; }
/* ロゴの色だけ変える (= theme.brandTone) */
[data-lab-brand-tone="dark"] .lab-brand { --lab-logo-mark: #e8b04a; --lab-logo-acc: #f2efe8; --lab-logo-lab: #e8b04a; --lab-logo-word: #f2efe8; }
[data-lab-brand-tone="light"] .lab-brand { --lab-logo-mark: #14161c; --lab-logo-acc: #b97f17; --lab-logo-lab: #b97f17; --lab-logo-word: #14161c; }

/* 明るい地 (= palette.light か、bg が明るい時) */
[data-lab-tone="light"] .lab-back { background: var(--lab-backdrop, rgba(60, 50, 36, 0.32)); }
[data-lab-tone="light"] .lab-dialog { box-shadow: 0 14px 40px rgba(60, 45, 25, 0.22); }
[data-lab-tone="light"] .lab-btn { background: rgba(0, 0, 0, 0.035); }
[data-lab-tone="light"] .lab-mute { background: rgba(255, 255, 255, 0.55); }
[data-lab-tone="light"] .lab-toast { background: var(--lab-panel); box-shadow: 0 6px 20px rgba(60, 45, 25, 0.18); }
[data-lab-tone="light"] .lab-share-preview { background: rgba(0, 0, 0, 0.05); }
[data-lab-tone="light"] .lab-more-card { background: rgba(0, 0, 0, 0.03); }
[data-lab-tone="light"] .lab-pop { color: var(--lab-text); text-shadow: 0 1px 0 rgba(255, 255, 255, .7); }
[data-lab-tone="light"] .lab-banner.near { background: var(--lab-panel); }
[data-lab-tone="light"] .lab-banner.beat { box-shadow: 0 6px 18px rgba(60, 45, 25, .25); }

/* --- ボタンの型 ------------------------------------------------------------ */
/* 判子の四角 ・ 主は朱の塗りに白の二重枠 / ほかは細い枠 */
[data-lab-btn="stamp"] .lab-btn {
  border-radius: 3px; border: 1.5px solid currentColor; background: transparent; color: var(--lab-text);
  font-family: var(--lab-display, var(--lab-font)); letter-spacing: .12em; transition: transform .08s;
}
[data-lab-btn="stamp"] .lab-btn.primary {
  background: var(--lab-accent); color: var(--lab-accent-text); border: 2px solid var(--lab-accent);
  box-shadow: inset 0 0 0 3px var(--lab-accent), inset 0 0 0 4.5px var(--lab-accent-text), 0 2px 0 rgba(0, 0, 0, .18);
}
[data-lab-btn="stamp"] .lab-btn.accent { color: var(--lab-accent); }
[data-lab-btn="stamp"] .lab-btn:active { transform: scale(.96) rotate(-.6deg); }

/* 和紙の札 ・ 生成りの地に繊維 ・ 角は不揃い ・ 主は左に差し色の帯 */
[data-lab-btn="paper"] .lab-btn {
  border-radius: 3px 6px 4px 7px / 7px 3px 6px 4px;
  border: 1px solid rgba(70, 52, 30, .28); color: var(--lab-ink, #2b2620);
  background-color: var(--lab-paper, #efe6d2);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85 .35' numOctaves='2' seed='7'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .25 0 0 0 0 .15 0 0 0 .55 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E");
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .55), 0 2px 0 rgba(70, 52, 30, .22), 0 4px 10px rgba(0, 0, 0, .12);
  transition: transform .08s, box-shadow .08s;
}
[data-lab-btn="paper"] .lab-btn.primary {
  color: var(--lab-ink, #2b2620); border-color: rgba(70, 52, 30, .4);
  box-shadow: inset 5px 0 0 var(--lab-accent), inset 0 1px 0 rgba(255, 255, 255, .55), 0 2px 0 rgba(70, 52, 30, .3), 0 5px 12px rgba(0, 0, 0, .16);
}
[data-lab-btn="paper"] .lab-btn.accent { color: var(--lab-accent); border-color: var(--lab-accent); }
[data-lab-btn="paper"] .lab-btn:active { transform: translateY(2px); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 0 0 rgba(0, 0, 0, 0); }

/* 墨の筆の線 ・ 主は筆で塗った帯 / ほかは筆の下線 (= 形は mask ・ 色は変数) */
[data-lab-btn="ink"] .lab-btn {
  position: relative; z-index: 0; background: none; border: 0; border-radius: 0; color: var(--lab-text);
  font-family: var(--lab-display, var(--lab-font)); letter-spacing: .1em; transition: transform .08s;
}
[data-lab-btn="ink"] .lab-btn::after {
  content: ''; position: absolute; left: 14%; right: 14%; bottom: 7px; height: 8px; background: currentColor; opacity: .75; pointer-events: none;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 10' preserveAspectRatio='none'%3E%3Cpath d='M1 6 C30 2 80 1 140 2.5 S196 4 199 5 C190 7.5 150 8.5 100 8 S20 9.5 3 8.5 Z M40 4.6 L90 4.2 L60 5 Z'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 10' preserveAspectRatio='none'%3E%3Cpath d='M1 6 C30 2 80 1 140 2.5 S196 4 199 5 C190 7.5 150 8.5 100 8 S20 9.5 3 8.5 Z M40 4.6 L90 4.2 L60 5 Z'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
}
[data-lab-btn="ink"] .lab-btn.primary { color: var(--lab-accent-text); }
[data-lab-btn="ink"] .lab-btn.primary::after { display: none; }
[data-lab-btn="ink"] .lab-btn.primary::before {
  content: ''; position: absolute; inset: 3px -2px; z-index: -1; background: var(--lab-accent); pointer-events: none;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 40' preserveAspectRatio='none'%3E%3Cpath d='M4 9 C40 3 120 2 172 4 C188 5 197 8 198 13 C199 22 196 30 190 34 C150 38 90 37 40 36 C20 35.5 6 34 3 30 C1 24 1 14 4 9 Z M150 6 L196 9 L160 8 Z M8 33 L50 37.5 L12 35.5 Z'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 40' preserveAspectRatio='none'%3E%3Cpath d='M4 9 C40 3 120 2 172 4 C188 5 197 8 198 13 C199 22 196 30 190 34 C150 38 90 37 40 36 C20 35.5 6 34 3 30 C1 24 1 14 4 9 Z M150 6 L196 9 L160 8 Z M8 33 L50 37.5 L12 35.5 Z'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
}
[data-lab-btn="ink"] .lab-btn.accent { color: var(--lab-accent); }
[data-lab-btn="ink"] .lab-btn:active { transform: translateY(1px) scale(.98); }

/* 枠だけ ・ 主は線を太く */
[data-lab-btn="plain"] .lab-btn { background: transparent; border: 1px solid var(--lab-line); border-radius: 4px; font-weight: 600; }
[data-lab-btn="plain"] .lab-btn.primary { background: transparent; color: var(--lab-text); border: 2px solid var(--lab-text); font-weight: 700; }
[data-lab-btn="plain"] .lab-btn.accent { border-color: var(--lab-accent); color: var(--lab-accent); }
[data-lab-btn="plain"] .lab-btn:active { background: var(--lab-line); }

/* --- 窓の地 ---------------------------------------------------------------- */
/* 和紙 ・ 窓の中は墨の字 (= 地が暗いゲームでも窓は明るい紙) */
[data-lab-panel="washi"] .lab-dialog {
  --lab-text: var(--lab-ink, #2b2620); --lab-sub: #6a5f50; --lab-line: rgba(70, 52, 30, .2);
  color: var(--lab-text); border: 0; border-radius: 2px 4px 3px 5px;
  background-color: var(--lab-paper, #f2ead9);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7 .22' numOctaves='3' seed='11'/%3E%3CfeColorMatrix values='0 0 0 0 .36 0 0 0 0 .29 0 0 0 0 .18 0 0 0 .5 -.14'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E");
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .5), inset 0 0 26px rgba(120, 95, 60, .16), 0 16px 40px rgba(0, 0, 0, .3);
}
[data-lab-panel="washi"] .lab-share-preview, [data-lab-panel="washi"] .lab-more-card { background: rgba(70, 52, 30, .06); }
[data-lab-panel="washi"] .lab-btn:not(.primary) { background-color: transparent; }
[data-lab-btn="paper"][data-lab-panel="washi"] .lab-btn:not(.primary) { background-color: rgba(255, 255, 255, .35); }

/* 漆 ・ 黒から赤みの艶 + 金の細い縁 */
[data-lab-panel="lacquer"] .lab-dialog {
  --lab-text: #f3eadb; --lab-sub: #bba98f; --lab-line: rgba(214, 170, 90, .3);
  color: var(--lab-text); border: 1px solid rgba(214, 170, 90, .6); border-radius: 6px;
  background: radial-gradient(130% 60% at 25% -5%, rgba(255, 240, 220, .13), transparent 46%), linear-gradient(180deg, var(--lab-lacquer, #2a0e0b), #0f0504 72%);
  box-shadow: inset 0 0 0 3px #0f0504, inset 0 0 0 4px rgba(214, 170, 90, .35), 0 22px 50px rgba(0, 0, 0, .55);
}
[data-lab-panel="lacquer"] .lab-btn:not(.primary) { background-color: rgba(255, 255, 255, .04); }

/* 地なし ・ 画面の上に字とボタンだけ (= 結果をゲームの絵の上に出す) */
[data-lab-panel="none"] .lab-dialog { background: transparent; border: 0; box-shadow: none; }
[data-lab-panel="none"] .lab-back { background: var(--lab-backdrop, rgba(6, 7, 10, .8)); }
[data-lab-panel="none"][data-lab-tone="light"] .lab-back { background: var(--lab-backdrop, rgba(250, 246, 238, .8)); }

/* --- 出入りの動き ------------------------------------------------------------ */
[data-lab-motion="slide"] .lab-dialog { transform: translateY(56px); transition: transform .24s cubic-bezier(.2, .8, .2, 1); }
[data-lab-motion="slide"] .lab-back.in .lab-dialog { transform: none; }
[data-lab-motion="slide"] .lab-back.out .lab-dialog { transform: translateY(28px); transition-duration: .18s; }
[data-lab-motion="slide"] .lab-back { transition-duration: .2s; }

[data-lab-motion="unfold"] .lab-dialog { transform-origin: 50% 0; transform: perspective(800px) rotateX(-78deg); transition: transform .32s cubic-bezier(.2, .7, .2, 1); }
[data-lab-motion="unfold"] .lab-back.in .lab-dialog { transform: none; }
[data-lab-motion="unfold"] .lab-back.out .lab-dialog { transform: perspective(800px) rotateX(-40deg); transition-duration: .2s; }
[data-lab-motion="unfold"] .lab-back { transition-duration: .22s; }

[data-lab-motion="stamp"] .lab-dialog { transform: scale(1.22) rotate(-2.5deg); transition: none; }
[data-lab-motion="stamp"] .lab-back.in .lab-dialog { transform: none; animation: lab-stamp .26s cubic-bezier(.3, 1.4, .5, 1); }
[data-lab-motion="stamp"] .lab-back.out .lab-dialog { transform: scale(.97); transition: transform .12s; }
@keyframes lab-stamp { 0% { transform: scale(1.22) rotate(-2.5deg); } 62% { transform: scale(.975) rotate(.3deg); } 100% { transform: none; } }

@media (prefers-reduced-motion: reduce) {
  [data-lab-motion] .lab-dialog { transition: none !important; animation: none !important; transform: none !important; }
}
/* 回遊のカードも角をボタンの型に合わせる */
[data-lab-btn="stamp"] .lab-more-card, [data-lab-btn="paper"] .lab-more-card, [data-lab-btn="ink"] .lab-more-card, [data-lab-btn="plain"] .lab-more-card { border-radius: 3px; }
/* パソコン (= マウス ・ 2026-10-23) ・ スマホ (= hover なし ・ 幅 520px 未満) の見た目は変えない
 * 最初の画面に「ほかのゲーム」がある作品 (= 帯の入口を消す) で プライバシーの札が帯の真ん中に浮いていた ・ 右へ寄せる */
@media (min-width: 520px) { [data-lab-menu-games] .lab-games-link + .lab-links { margin-left: auto; } }
@media (hover: hover) and (pointer: fine) {
  .lab-btn, .lab-mute, .lab-guide-link, .lab-games-link { transition: filter .12s, transform .12s, opacity .2s; }
  .lab-btn:hover, .lab-mute:hover, .lab-guide-link:hover, .lab-games-link:hover { filter: brightness(1.12); }
  .lab-privacy-link:hover, .lab-reset-link:hover, .lab-foot-link:hover, .lab-more-all:hover { opacity: 1; text-decoration: underline; text-underline-offset: 3px; }
  .lab-more-grid { scroll-snap-type: x proximity; }
}