/* ドパガキ仕様 v2（実験）。html.dopa のときだけ効く。?calm または 🧘 で外せる（?dopa で戻る）。
   ショート動画（テロップ・集中線・弾幕・ワイプ・右のボタン列・回るレコード・自動で次へ）と
   ゲーム（コンボ・フィーバー・ガチャ・連続ログイン）の文法をまねる */
html.dopa {
  --np: #FF2D95;
  --nc: #22F3FF;
  --nl: #B6FF3B;
  --ny: #FFE53B;
  --nv: #A855FF;
  --nr: #FF2D2D;
  --teal: #22F3FF;
  --teal-ink: #8CFBFF;
  --amber: #FFE53B;
  --coral: #FF2D95;
  --pop: 'Dela Gothic One', 'Zen Kaku Gothic New', sans-serif;
  --outline: -0.05em -0.05em 0 #111, 0.05em -0.05em 0 #111, -0.05em 0.05em 0 #111, 0.05em 0.05em 0 #111, 0 -0.06em 0 #111, 0 0.06em 0 #111, -0.06em 0 0 #111, 0.06em 0 0 #111;
}
html.dopa body { background: linear-gradient(160deg, #1a0638, #06163a 45%, #2a0636); }
/* 背景の光はゆっくり回す（transform だけなので、撮影の計算の邪魔をしない） */
html.dopa body::before {
  content: ''; position: fixed; inset: -50%; z-index: -1; pointer-events: none;
  background: radial-gradient(circle at 30% 30%, rgba(255, 45, 149, .22), transparent 32%), radial-gradient(circle at 70% 60%, rgba(34, 243, 255, .18), transparent 30%), radial-gradient(circle at 40% 80%, rgba(168, 85, 255, .2), transparent 34%);
  animation: dopa-spin 60s linear infinite;
}
/* 右のボタン列と左下のワイプのぶん、本文を空ける（広い画面では余白に収まる） */
html.dopa .main { padding-right: clamp(24px, calc(70px - (100vw - 1248px) / 2), 70px); padding-bottom: 120px; }

/* 見出し：グラデーションの文字と、出てくるときの弾み */
html.dopa .step-heading {
  background: linear-gradient(90deg, var(--nc), var(--np), var(--ny), var(--nc));
  background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: dopa-shine 6s linear infinite, dopa-pop .6s cubic-bezier(.2, 1.6, .4, 1) both;
}
@keyframes dopa-shine { to { background-position: 300% 0; } }
@keyframes dopa-pop { from { transform: scale(.85) rotate(-2deg); opacity: 0; } to { transform: none; opacity: 1; } }

/* サムネ風の煽り見出し */
.dopa-thumb {
  display: inline-flex; align-items: center; flex-wrap: wrap; gap: 4px 10px; align-self: flex-start; width: fit-content; max-width: 100%; margin: 4px 0 14px; padding: 6px 14px 8px;
  background: #0b0b0b; border-radius: 6px; transform: rotate(-1.5deg);
  box-shadow: 5px 5px 0 var(--np), 0 0 0 2px #fff;
  font: 400 clamp(17px, 3.2vw, 28px)/1.25 var(--pop); color: var(--ny); text-shadow: 3px 3px 0 #E5004F;
  animation: dopa-pop .5s cubic-bezier(.2, 1.6, .4, 1) both;
}
.dopa-thumb b { flex: none; background: #E5004F; color: #fff; font: 800 13px var(--font); padding: 3px 8px; border-radius: 4px; text-shadow: none; transform: rotate(5deg); }

/* 本文の大事な語にマーカー（ショート動画の字幕の色付け） */
html.dopa .dopa-kw { padding: 0 .18em; border-radius: 3px; background: var(--ny); color: #111; font-weight: 700; box-shadow: 0 0 10px rgba(255, 229, 59, .45); }
html.dopa .dopa-kw.k1 { background: #FF8AD8; box-shadow: 0 0 10px rgba(255, 45, 149, .45); }
html.dopa .dopa-kw.k2 { background: #8CFBFF; box-shadow: 0 0 10px rgba(34, 243, 255, .45); }

/* ボタン：ぷにっと弾む。主ボタンは光って脈打つ */
html.dopa .btn { transition: transform .15s cubic-bezier(.2, 1.8, .4, 1), box-shadow .2s; }
html.dopa .btn:hover { transform: translateY(-2px) scale(1.04); }
html.dopa .btn:active { transform: scale(.94); }
html.dopa .btn-primary {
  background: linear-gradient(90deg, var(--np), var(--nv), var(--nc)); background-size: 200% 100%; color: #fff; border: 0;
  box-shadow: 0 0 18px rgba(255, 45, 149, .55), 0 0 36px rgba(34, 243, 255, .25);
  animation: dopa-pulse 1.8s ease-in-out infinite, dopa-shine 4s linear infinite;
}
@keyframes dopa-pulse { 50% { box-shadow: 0 0 28px rgba(255, 45, 149, .85), 0 0 56px rgba(34, 243, 255, .45); } }
html.dopa .progress-bar span.on { background: linear-gradient(90deg, var(--np), var(--ny), var(--nl), var(--nc)); box-shadow: 0 0 10px rgba(34, 243, 255, .7); }
html.dopa .lab, html.dopa .story-card, html.dopa .card, html.dopa .point { border-color: transparent; box-shadow: 0 0 0 2px rgba(168, 85, 255, .55), 0 0 22px rgba(168, 85, 255, .25); }
html.dopa .card { transition: transform .2s; }
html.dopa .card:hover { transform: rotate(-1.5deg) scale(1.03); }
html.dopa .point { background: linear-gradient(135deg, rgba(255, 45, 149, .16), rgba(34, 243, 255, .12)); }
html.dopa .point h2::before { content: '💡 '; }
html.dopa .watch-for > span:first-child::before { content: '👀 '; }
html.dopa .chapter-bridge > span::before { content: '🚀 '; }
html.dopa input[type=range] { accent-color: var(--np); }

/* 揺れ（ミニゲームの枠がぶつかったとき。画面の揺れは dopa.js で本文の中の部品に掛ける） */
@keyframes dopa-shake {
  10% { transform: translate(-7px, 3px) rotate(-.4deg); } 20% { transform: translate(6px, -4px); } 30% { transform: translate(-5px, -2px) rotate(.4deg); }
  40% { transform: translate(6px, 4px); } 50% { transform: translate(-3px, 5px); } 60% { transform: translate(4px, -3px); }
  70% { transform: translate(-4px, 2px); } 80% { transform: translate(3px, -3px); } 90% { transform: translate(-2px, 1px); } 100% { transform: none; }
}

/* テロップ・集中線・フラッシュ */
.dopa-fx { position: fixed; inset: 0; z-index: 9990; pointer-events: none; display: grid; place-items: center; overflow: hidden; }
.dopa-flash { position: absolute; inset: 0; background: #fff; animation: dopa-flash .35s ease-out forwards; }
@keyframes dopa-flash { from { opacity: .45; } to { opacity: 0; } }
.dopa-lines {
  position: absolute; inset: -25%;
  background: repeating-conic-gradient(from 0deg at 50% 50%, rgba(255, 255, 255, .85) 0deg 1.1deg, transparent 1.1deg 6.5deg);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, transparent 0 24%, #000 58%); mask-image: radial-gradient(circle at 50% 50%, transparent 0 24%, #000 58%);
  animation: dopa-lines 1.5s ease-out forwards;
}
@keyframes dopa-lines { 0% { opacity: 0; transform: scale(1.35); } 12% { opacity: .9; } 100% { opacity: 0; transform: scale(1) rotate(7deg); } }
.dopa-telop {
  position: relative; max-width: 92vw; text-align: center; padding: 0 12px;
  font: 400 clamp(34px, 8.6vw, 92px)/1.08 var(--pop); color: var(--ny);
  text-shadow: var(--outline), 0.09em 0.09em 0 #E5004F;
  transform: rotate(-4deg); animation: dopa-slam 1.7s cubic-bezier(.2, 1.5, .35, 1) forwards;
}
.dopa-telop.cyan { color: var(--nc); text-shadow: var(--outline), 0.09em 0.09em 0 #5B21B6; }
.dopa-telop.pink { color: #FF6FC0; text-shadow: var(--outline), 0.09em 0.09em 0 #111; }
.dopa-telop small { display: block; margin-top: .35em; font: 800 clamp(14px, 2.6vw, 24px)/1.3 var(--font); color: #fff; text-shadow: var(--outline); }
@keyframes dopa-slam {
  0% { transform: scale(3) rotate(-14deg); opacity: 0; } 13% { transform: scale(.9) rotate(-3deg); opacity: 1; }
  21% { transform: scale(1.06) rotate(-4deg); } 30% { transform: scale(1) rotate(-4deg); } 80% { transform: scale(1) rotate(-4deg); opacity: 1; }
  100% { transform: scale(1.4) rotate(-4deg); opacity: 0; }
}

/* 赤丸と「ここ！」（サムネの文法） */
.dopa-mark { position: absolute; z-index: 9970; pointer-events: none; overflow: visible; }
.dopa-mark ellipse { fill: none; stroke: var(--nr); stroke-width: 6; stroke-linecap: round; stroke-dasharray: 100; stroke-dashoffset: 100; animation: dopa-draw .5s ease-out forwards; filter: drop-shadow(0 0 6px rgba(255, 45, 45, .7)); }
.dopa-mark text { font: 400 30px var(--pop); fill: var(--nr); stroke: #fff; stroke-width: 6px; paint-order: stroke; }
.dopa-mark.bye { animation: dopa-fade .4s ease-in forwards; }
@keyframes dopa-draw { to { stroke-dashoffset: 0; } }
@keyframes dopa-fade { to { opacity: 0; } }

/* 弾幕コメント */
.dopa-danmaku { position: fixed; left: 0; right: 0; top: var(--dopa-top, 68px); height: 40vh; z-index: 9980; pointer-events: none; overflow: hidden; }
.dopa-danmaku span { position: absolute; left: 100%; white-space: nowrap; font: 700 22px/1 var(--font); color: #fff; text-shadow: -1.5px -1.5px 0 #000, 1.5px -1.5px 0 #000, -1.5px 1.5px 0 #000, 1.5px 1.5px 0 #000; will-change: transform; }
.dopa-danmaku span.big { font-size: 34px; }
.dopa-danmaku span.pink { color: #FF8AD8; }
.dopa-danmaku span.cyan { color: #8CFBFF; }
.dopa-danmaku span.yellow { color: var(--ny); }

/* リアクションのワイプ */
.dopa-wipe { position: fixed; left: 12px; bottom: 14px; z-index: 9985; display: flex; align-items: flex-end; gap: 8px; pointer-events: none; }
.dopa-wipe .face-wrap { position: relative; flex: none; }
.dopa-wipe .face {
  width: 74px; height: 74px; border-radius: 50%; display: grid; place-items: center; font-size: 44px; line-height: 1;
  background: radial-gradient(circle at 30% 30%, #4a2385, #12062a); box-shadow: 0 0 0 3px var(--np), 0 0 22px rgba(255, 45, 149, .6);
  animation: dopa-bob 2.4s ease-in-out infinite;
}
.dopa-wipe .name { position: absolute; left: 50%; bottom: -8px; transform: translateX(-50%); font: 800 11px var(--font); background: var(--np); color: #fff; padding: 1px 8px; border-radius: 6px; white-space: nowrap; }
.dopa-wipe .say { max-width: 240px; margin-bottom: 44px; padding: 8px 12px; border-radius: 14px 14px 14px 4px; background: #fff; color: #111; font: 800 14px/1.4 var(--font); box-shadow: 3px 3px 0 var(--np); opacity: 0; transform: translateY(6px) scale(.9); transition: .18s; }
.dopa-wipe .say.on { opacity: 1; transform: none; }
.dopa-wipe.react .face { animation: dopa-react .5s cubic-bezier(.2, 1.8, .4, 1); }
@keyframes dopa-bob { 50% { transform: translateY(-4px) rotate(3deg); } }
@keyframes dopa-react { 30% { transform: scale(1.35) rotate(-10deg); } }

/* 右のボタン列（いいね・コメント・ガチャ・ミニゲーム・音） */
.dopa-rail { position: fixed; right: 8px; bottom: 96px; z-index: 9985; display: flex; flex-direction: column; gap: 22px; align-items: center; }
.dopa-rail button {
  position: relative; width: 50px; height: 50px; padding: 0; border: 0; border-radius: 50%; display: grid; place-items: center;
  background: rgba(0, 0, 0, .55); color: #fff; font-size: 25px; line-height: 1; cursor: pointer; box-shadow: 0 0 0 1px rgba(255, 255, 255, .2);
  transition: transform .15s cubic-bezier(.2, 1.8, .4, 1);
}
.dopa-rail button:active { transform: scale(.82); }
.dopa-rail button span { position: absolute; top: calc(100% + 2px); left: 50%; transform: translateX(-50%); font: 700 11px var(--mono); color: #fff; text-shadow: 0 1px 2px #000, 0 0 2px #000; white-space: nowrap; }
.dopa-rail .disc { background: conic-gradient(#1b1b1b, #4a4a4a, #1b1b1b, #4a4a4a, #1b1b1b); box-shadow: 0 0 0 5px #111, 0 0 14px rgba(255, 45, 149, .5); font-size: 18px; }
.dopa-rail .disc i { font-style: normal; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: 14px; background: linear-gradient(135deg, var(--np), var(--nv)); animation: dopa-spin 4s linear infinite; }
.dopa-rail .disc.off i { animation-play-state: paused; opacity: .5; }
@keyframes dopa-spin { to { transform: rotate(360deg); } }
.dopa-heart { position: fixed; z-index: 9995; pointer-events: none; font-size: 28px; line-height: 1; animation: dopa-heart 1s ease-out both; }
@keyframes dopa-heart { from { transform: translate(-50%, -50%) scale(.6); opacity: 1; } to { transform: translate(calc(-50% + var(--dx)), calc(-50% - 100px)) scale(1.4) rotate(var(--rot)); opacity: 0; } }

/* 上の小さな表示：レベル・経験値・連続ログイン */
.dopa-hud {
  position: fixed; right: 10px; top: var(--dopa-top, 68px); z-index: 9986; display: flex; align-items: center; gap: 8px; white-space: nowrap;
  padding: 4px 4px 4px 12px; border-radius: 999px; background: rgba(10, 4, 30, .86); color: #fff; font: 700 12px var(--mono);
  box-shadow: 0 0 0 2px rgba(168, 85, 255, .6), 0 0 20px rgba(255, 45, 149, .3);
}
.dopa-hud .lv { color: var(--ny); }
.dopa-hud .bar { width: 64px; height: 8px; border-radius: 4px; background: rgba(255, 255, 255, .14); overflow: hidden; }
.dopa-hud .bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--nl), var(--nc)); transition: width .4s cubic-bezier(.2, 1.4, .4, 1); }
.dopa-hud .streak { color: #FF8A3D; }
.dopa-hud button { min-width: 32px; min-height: 32px; padding: 0 10px; border: 0; border-radius: 999px; background: rgba(255, 255, 255, .14); color: #fff; font: 700 12px var(--font); white-space: nowrap; cursor: pointer; }
.dopa-hud button:hover { background: rgba(255, 255, 255, .24); }
.dopa-hud.bump { animation: dopa-bump .35s cubic-bezier(.2, 1.8, .4, 1); }
@keyframes dopa-bump { 50% { transform: scale(1.12); } }

/* コンボ */
.dopa-combo { position: fixed; right: 78px; top: 40%; z-index: 9989; pointer-events: none; font: 400 52px/1 var(--pop); color: var(--nc); text-shadow: var(--outline), 0 0 24px rgba(34, 243, 255, .8); transform: rotate(-7deg); opacity: 0; text-align: center; transition: opacity .3s; }
.dopa-combo small { display: block; font-size: 17px; color: #fff; }
.dopa-combo.on { opacity: 1; }
.dopa-combo.hit { animation: dopa-combo .35s cubic-bezier(.2, 1.8, .4, 1); }
.dopa-combo.fever { color: #FF6FC0; }
@keyframes dopa-combo { from { transform: rotate(-7deg) scale(1.8); } to { transform: rotate(-7deg) scale(1); } }

/* 浮かぶ「+XP」・お知らせ・紙吹雪 */
.dopa-float { position: fixed; z-index: 9993; pointer-events: none; font: 800 17px var(--font); color: var(--ny); text-shadow: 0 0 8px rgba(255, 229, 59, .9), 0 2px 0 #000; white-space: nowrap; animation: dopa-rise 1s ease-out forwards; }
@keyframes dopa-rise { from { transform: translate(-50%, 0) scale(.8); opacity: 1; } to { transform: translate(-50%, -60px) scale(1.2); opacity: 0; } }
.dopa-toast {
  position: fixed; z-index: 9994; left: 50%; top: calc(var(--dopa-top, 68px) + 46px); transform: translateX(-50%); pointer-events: none; white-space: nowrap;
  padding: 12px 20px; border-radius: 16px; font: 800 17px var(--font); color: #fff;
  background: linear-gradient(90deg, var(--nv), var(--np)); box-shadow: 0 8px 30px rgba(255, 45, 149, .5);
  animation: dopa-toast 2.4s cubic-bezier(.2, 1.4, .4, 1) forwards;
}
.dopa-toast small { display: block; font-size: 12px; font-weight: 500; opacity: .9; }
@keyframes dopa-toast { 0% { transform: translate(-50%, -30px) scale(.6); opacity: 0; } 12% { transform: translate(-50%, 0) scale(1.08); opacity: 1; } 20% { transform: translate(-50%, 0) scale(1); } 85% { opacity: 1; } 100% { transform: translate(-50%, -10px); opacity: 0; } }
.dopa-confetti { position: fixed; inset: 0; z-index: 9992; pointer-events: none; }
.dopa-live { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }

/* 集中力キープ枠（ミニゲームが流れ続ける） */
.dopa-runner { position: relative; margin: 16px 0; border-radius: 14px; overflow: hidden; background: #07021a; box-shadow: 0 0 0 2px rgba(168, 85, 255, .55), 0 0 22px rgba(255, 45, 149, .2); }
.dopa-runner canvas { display: block; width: 100%; height: 150px; cursor: pointer; touch-action: manipulation; }
.dopa-runner .tag { position: absolute; left: 10px; top: 8px; font: 800 12px var(--font); color: #fff; background: rgba(229, 0, 79, .9); padding: 2px 8px; border-radius: 6px; pointer-events: none; }
.dopa-runner.hit { animation: dopa-shake .3s linear; }

/* オンにするか・オフにするかを聞くダイアログ（オフのときも出るので html.dopa に限らない。見た目は使い方のダイアログに合わせる） */
.dopa-ask p { margin: 0 0 10px; color: var(--ink-2); font-size: 15px; line-height: 1.7; }
.dopa-ask-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; margin-top: 16px; }

/* 自動で次へ */
.dopa-next { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 10px 12px; margin: 12px 0; padding: 10px 14px; border-radius: 14px; background: linear-gradient(90deg, rgba(255, 45, 149, .28), rgba(34, 243, 255, .22)); color: #fff; font: 800 15px var(--font); }
.dopa-next[hidden] { display: none; }
.dopa-next .ring { flex: none; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font: 800 15px var(--mono); background: radial-gradient(circle, #1a0638 58%, transparent 60%), conic-gradient(var(--np) calc(var(--p, 0) * 1%), rgba(255, 255, 255, .18) 0); }
.dopa-next button { min-height: 40px; padding: 4px 16px; border: 0; border-radius: 999px; background: #fff; color: #111; font: 700 14px var(--font); cursor: pointer; }
.dopa-next button.go { background: linear-gradient(90deg, var(--np), var(--nv)); color: #fff; }

/* ガチャ */
.dopa-gacha { position: fixed; inset: 0; z-index: 9997; display: grid; place-items: center; align-content: center; gap: 16px; padding: 16px; background: rgba(5, 0, 20, .88); color: #fff; }
.dopa-gacha .cap { width: 130px; height: 130px; border-radius: 50%; background: linear-gradient(180deg, var(--c1) 50%, #f4f4f4 50%); box-shadow: 0 0 0 5px #111, 0 0 50px var(--c1); animation: dopa-cap .12s linear infinite; cursor: pointer; }
.dopa-gacha .hint { margin: 0; font: 800 16px var(--font); }
@keyframes dopa-cap { 25% { transform: rotate(-8deg); } 75% { transform: rotate(8deg); } }
.dopa-gacha .gcard { width: min(340px, 100%); padding: 20px 18px; border-radius: 18px; text-align: center; background: linear-gradient(160deg, #1d0d44, #0a0620); box-shadow: 0 0 0 3px var(--c1), 0 0 44px var(--c1); animation: dopa-pop .5s cubic-bezier(.2, 1.6, .4, 1) both; }
.dopa-gacha.rainbow .gcard { animation: dopa-pop .5s cubic-bezier(.2, 1.6, .4, 1) both, dopa-hue 1.6s linear infinite; }
.dopa-gacha.rainbow .cap { animation: dopa-cap .12s linear infinite, dopa-hue 1s linear infinite; }
@keyframes dopa-hue { to { filter: hue-rotate(360deg); } }
.dopa-gacha .rar { font: 400 48px/1 var(--pop); color: var(--c1); text-shadow: var(--outline); }
.dopa-gacha h3 { margin: 12px 0 6px; font: 800 20px/1.4 var(--font); }
.dopa-gacha .body { margin: 0 0 10px; font-size: 15px; line-height: 1.7; color: #E8E8F4; text-align: left; }
.dopa-gacha .meta { margin: 0; font: 700 12px/1.5 var(--font); color: var(--ny); }
.dopa-gacha .btns { display: flex; gap: 10px; justify-content: center; margin-top: 14px; flex-wrap: wrap; }
.dopa-gacha .btns button { min-height: 44px; padding: 6px 18px; border: 0; border-radius: 999px; font: 800 14px var(--font); cursor: pointer; }
.dopa-gacha .btns button:disabled { opacity: .45; cursor: default; }
.dopa-gacha .again { background: linear-gradient(90deg, var(--np), var(--nv)); color: #fff; }
.dopa-gacha .close { background: #fff; color: #111; }

@media (max-width: 760px) {
  html.dopa .main { padding-right: 52px; }
  .dopa-rail { right: 4px; bottom: 92px; gap: 20px; }
  .dopa-rail button { width: 42px; height: 42px; font-size: 21px; }
  .dopa-hud { right: 6px; font-size: 11px; gap: 6px; }
  .dopa-hud .bar { width: 36px; }
  .dopa-wipe { left: 8px; bottom: 10px; }
  .dopa-wipe .face { width: 52px; height: 52px; font-size: 30px; }
  .dopa-wipe .say { font-size: 12px; max-width: 180px; margin-bottom: 34px; }
  .dopa-danmaku { height: 32vh; }
  .dopa-danmaku span { font-size: 16px; }
  .dopa-danmaku span.big { font-size: 24px; }
  .dopa-combo { right: 54px; font-size: 38px; }
  .dopa-toast { font-size: 15px; }
  .dopa-runner canvas { height: 120px; }
}
@media (prefers-reduced-motion: reduce) {
  html.dopa body::before, html.dopa .step-heading, html.dopa .btn-primary, .dopa-wipe .face, .dopa-rail .disc i, .dopa-thumb { animation: none; }
  .dopa-float, .dopa-toast, .dopa-heart { animation: none; }
}