/* =================================================================
 * はんたいことば（kinder-opposites）ツール固有スタイル
 * すべて #app-kinder-opposites にスコープ。ライト/ダーク両対応。
 * ================================================================= */

#app-kinder-opposites {
    --op-radius: 20px;
    -webkit-tap-highlight-color: transparent;
}

/* 画面切り替え */
#app-kinder-opposites .op-screen {
    animation: op-fade-in 0.25s ease;
}

@keyframes op-fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 上部バー ---------- */
#app-kinder-opposites .op-topbar {
    min-height: 52px;
    gap: 0.5rem;
}

#app-kinder-opposites .op-topbar-btns {
    gap: 0.5rem;
    flex: 0 0 auto;
}

/* バッジは縮ませない・折り返させない。
   数字が2桁3桁になると flex で潰され、ラベルが縦積みになって丸くなる（2026-08-07 修正） */
#app-kinder-opposites .op-sticker-box {
    display: inline-flex;
    align-items: baseline;
    flex: 0 0 auto;
    white-space: nowrap;
    gap: 0.3rem;
    padding: 0.45rem 1rem;
    border-radius: 999px;
    background: var(--bs-warning-bg-subtle);
    border: 2px solid var(--bs-warning-border-subtle);
    font-size: 1.15rem;
}

#app-kinder-opposites .op-sticker-star { font-size: 1.35rem; }
#app-kinder-opposites .op-sticker-label { font-size: 0.85rem; color: var(--bs-secondary-color); }

#app-kinder-opposites .op-icon-btn {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    font-size: 1.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

#app-kinder-opposites .op-sound-off {
    opacity: 0.5;
}

/* れんぞくせいかい バッジ */
#app-kinder-opposites .op-streak-box {
    display: inline-flex;
    align-items: baseline;
    flex: 0 0 auto;
    white-space: nowrap;
    gap: 0.3rem;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    background: var(--bs-danger-bg-subtle);
    border: 2px solid var(--bs-danger-border-subtle);
    font-size: 1.05rem;
    transition: transform 0.2s ease;
}

#app-kinder-opposites .op-streak-flame { font-size: 1.2rem; }
#app-kinder-opposites .op-streak-label { font-size: 0.78rem; color: var(--bs-secondary-color); }
#app-kinder-opposites .op-streak-box.op-streak-hot {
    animation: op-streak-pulse 0.9s ease infinite;
}

@keyframes op-streak-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

/* 狭い画面でも バッジ2つ＋ボタン3つ が1行に収まるよう詰める */
@media (max-width: 479.98px) {
    #app-kinder-opposites .op-topbar { gap: 0.4rem; }
    #app-kinder-opposites .op-sticker-box { padding: 0.35rem 0.6rem; font-size: 1rem; }
    #app-kinder-opposites .op-streak-box { padding: 0.3rem 0.55rem; font-size: 0.95rem; }
    #app-kinder-opposites .op-sticker-star { font-size: 1.15rem; }
    #app-kinder-opposites .op-streak-flame { font-size: 1.05rem; }
    #app-kinder-opposites .op-sticker-label,
    #app-kinder-opposites .op-streak-label { font-size: 0.72rem; }
    #app-kinder-opposites .op-icon-btn { width: 46px; height: 46px; border-radius: 14px; font-size: 1.05rem; }
    #app-kinder-opposites .op-topbar-btns { gap: 0.35rem; }
}

/* ---------- レベルえらび ---------- */
#app-kinder-opposites .op-level-select {
    text-align: center;
}

#app-kinder-opposites .op-level-caption {
    font-weight: 800;
    font-size: 0.95rem;
    margin-bottom: 0.6rem;
}

#app-kinder-opposites .op-level-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.5rem;
}

#app-kinder-opposites .op-level-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    padding: 0.5rem 0.25rem;
    border: 2px solid var(--bs-border-color);
    border-radius: 14px;
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    cursor: pointer;
    transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}

#app-kinder-opposites .op-level-btn:active { transform: scale(0.95); }

#app-kinder-opposites .op-level-btn.active {
    border-color: var(--bs-primary);
    background: var(--bs-primary-bg-subtle);
    box-shadow: 0 4px 12px rgba(124, 90, 195, 0.2);
}

#app-kinder-opposites .op-level-stars {
    font-size: 0.85rem;
    /* 1.1 だと ⭐ の墨（1.19em）が下のレベル名にくっつく（2026-08-18） */
    line-height: 1.25;
    letter-spacing: -0.05em;
    min-height: 1.25em;
}
#app-kinder-opposites .op-level-name { font-weight: 800; font-size: 0.8rem; }
#app-kinder-opposites .op-level-btn.active .op-level-name { color: var(--kids-accent-text, var(--bs-primary)); }
#app-kinder-opposites .op-level-note {
    font-size: 0.75rem;
    color: var(--bs-secondary-color);
    margin: 0.6rem 0 0;
}

/* ---------- 絵文字の視覚表現 ---------- */
#app-kinder-opposites .op-emoji {
    display: inline-block;
    font-size: 2.6rem;
    line-height: 1.25;
}

#app-kinder-opposites .op-lg { font-size: 4rem; }
#app-kinder-opposites .op-sm { font-size: 1.5rem; }
#app-kinder-opposites .op-long { transform: scaleX(2.1); transform-origin: center; }
#app-kinder-opposites .op-short { transform: scaleX(0.7); transform-origin: center; }

#app-kinder-opposites .op-count {
    font-size: 1.35rem;
    letter-spacing: 0.05em;
    line-height: 1.15;
    max-width: 5.2em;
    word-break: break-all;
}

/* ---------- ホーム: モードえらび ---------- */
#app-kinder-opposites .op-mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    min-height: 150px;
    padding: 1.2rem 0.75rem;
    border: 3px solid var(--bs-border-color);
    border-radius: var(--op-radius);
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
    cursor: pointer;
}

#app-kinder-opposites .op-mode-btn:focus-visible {
    border-color: var(--bs-primary);
    box-shadow: 0 8px 20px rgba(124, 90, 195, 0.18);
    transform: translateY(-3px);
    outline: none;
}

@media (hover: hover) { #app-kinder-opposites .op-mode-btn:hover {
    border-color: var(--bs-primary);
    box-shadow: 0 8px 20px rgba(124, 90, 195, 0.18);
    transform: translateY(-3px);
    outline: none;
} }

#app-kinder-opposites .op-mode-btn:active {
    transform: scale(0.97);
}

#app-kinder-opposites .op-mode-emoji { font-size: 2.8rem; line-height: 1.25; }
#app-kinder-opposites .op-mode-title { font-weight: 800; font-size: clamp(0.95rem, 3.6vw, 1.15rem); }
#app-kinder-opposites .op-mode-sub { font-size: 0.72rem; color: var(--bs-secondary-color); }

/* ---------- モード①: はんたいカード ---------- */
#app-kinder-opposites .op-cardgrid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

@media (min-width: 576px) {
    #app-kinder-opposites .op-cardgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

#app-kinder-opposites .op-card {
    /* width を 書かないと min-height から aspect-ratio が 幅を 逆算し、
       グリッドの わくを こえて 画面から はみ出す（2026-08-19 kinder/sounds で 実際に 発生）。
       390px では ぎりぎり 収まるが、375px の 画面では こえる */
    width: 100%;
    position: relative;
    aspect-ratio: 4 / 3;
    border: none;
    background: transparent;
    padding: 0;
    cursor: pointer;
    perspective: 800px;
    min-height: 130px;
}

#app-kinder-opposites .op-card-inner {
    position: absolute;
    inset: 0;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-style: preserve-3d;
}

#app-kinder-opposites .op-card.flipped .op-card-inner {
    transform: rotateY(180deg);
}

#app-kinder-opposites .op-card-face {
    position: absolute;
    inset: 0;
    border-radius: 16px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.12);
    overflow: hidden;
    padding: 0.5rem;
}

/* 表: ことば A */
#app-kinder-opposites .op-card-front {
    background: var(--bs-body-bg);
    border: 3px solid var(--bs-border-color);
    gap: 0.15rem;
}

#app-kinder-opposites .op-card-front .op-emoji { font-size: 2.4rem; }
#app-kinder-opposites .op-card-front .op-lg { font-size: 3rem; }
#app-kinder-opposites .op-card-front .op-sm { font-size: 1.3rem; }
#app-kinder-opposites .op-card-name { font-weight: 800; font-size: 1.05rem; margin-top: 0.1rem; }
#app-kinder-opposites .op-card-hint { font-size: 0.72rem; color: var(--bs-secondary-color); }

/* 裏: ことば A ↔ B */
#app-kinder-opposites .op-card-back {
    transform: rotateY(180deg);
    background: var(--bs-primary-bg-subtle);
    border: 3px solid var(--bs-primary-border-subtle);
}

#app-kinder-opposites .op-card-pair {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    width: 100%;
}

#app-kinder-opposites .op-card-mini {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    flex: 1;
    min-width: 0;
}

#app-kinder-opposites .op-card-mini .op-emoji { font-size: 1.7rem; }
#app-kinder-opposites .op-card-mini .op-lg { font-size: 2.1rem; }
#app-kinder-opposites .op-card-mini .op-sm { font-size: 1rem; }
#app-kinder-opposites .op-card-mini .op-count { font-size: 0.8rem; max-width: 4em; }
/* 「しまっている」のような6文字の語が「しまってい／る」と割れて
   最後の1文字だけ孤立するのを防ぐ（2026-08-07。イ抜き言葉の是正で語が1文字伸びた） */
#app-kinder-opposites .op-mini-name {
    font-weight: 700;
    font-size: 0.72rem;
    text-align: center;
    white-space: nowrap;
}
#app-kinder-opposites .op-mini-answer { color: var(--kids-accent-text, var(--bs-primary)); font-weight: 800; }
#app-kinder-opposites .op-card-arrow { font-size: 1rem; font-weight: 800; color: var(--kids-accent-text, var(--bs-primary)); flex: 0 0 auto; }

/* ---------- 出題パネル（モード②③共通） ---------- */
#app-kinder-opposites .op-ask-panel {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding: 0.6rem 1.4rem;
    /* 1行の 高さは 54px。**999px だと 2行に なった とたん たまご形に ふくらむ**
       （2026-09-04 実機で kinder/color に 指摘）。半分（27px）より すこし 大きい
       固定値に すれば、1行の ときは これまでどおり まるく、2行でも 形が くずれない */
    border-radius: 1.75rem;
    background: var(--bs-body-bg);
    border: 3px solid var(--bs-primary-border-subtle);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    max-width: 100%;
}

#app-kinder-opposites .op-ask-visual { line-height: 1; }
#app-kinder-opposites .op-ask-visual .op-emoji { font-size: 2rem; }
#app-kinder-opposites .op-ask-visual .op-lg { font-size: 2.4rem; }
#app-kinder-opposites .op-ask-visual .op-sm { font-size: 1.2rem; }
#app-kinder-opposites .op-ask-visual .op-count { font-size: 0.95rem; max-width: 4.5em; }

#app-kinder-opposites .op-ask-text {
    display: inline-flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.2rem;
}

#app-kinder-opposites .op-ask-name {
    font-size: clamp(1.5rem, 6.5vw, 2.2rem);
    font-weight: 900;
    color: var(--kids-accent-text, var(--bs-primary));
}
#app-kinder-opposites .op-ask-label { font-size: 0.95rem; color: var(--bs-secondary-color); font-weight: 700; }

#app-kinder-opposites .op-speak-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    padding: 0;
    flex: 0 0 auto;
}

/* 進捗ドット */
#app-kinder-opposites .op-progress-dots {
    display: flex;
    justify-content: center;
    gap: 0.4rem;
}

#app-kinder-opposites .op-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bs-border-color);
    transition: transform 0.2s ease, background 0.2s ease;
}

#app-kinder-opposites .op-dot.done { background: var(--bs-warning); }
#app-kinder-opposites .op-dot.current { background: var(--bs-primary); transform: scale(1.3); }

/* ---------- モード②: 4択 ---------- */
#app-kinder-opposites .op-choice-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

#app-kinder-opposites .op-choice {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    min-height: 120px;
    padding: 0.75rem 0.5rem;
    border-radius: var(--op-radius);
    border: 3px solid var(--bs-border-color);
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    cursor: pointer;
    transition: transform 0.12s ease, border-color 0.12s ease;
    position: relative;
    overflow: hidden;
}

#app-kinder-opposites .op-choice:active { transform: scale(0.95); }
#app-kinder-opposites .op-choice-name { font-weight: 800; font-size: 0.95rem; }
#app-kinder-opposites .op-choice.op-miss { animation: op-wobble 0.5s ease; }
#app-kinder-opposites .op-choice.op-correct { animation: op-pop 0.5s ease; border-color: var(--bs-primary); z-index: 2; }
#app-kinder-opposites .op-choice.op-dim { opacity: 0.35; filter: grayscale(0.4); }

/* ---------- モード③: どっちかな？（2択） ---------- */
#app-kinder-opposites .op-duo-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    max-width: 520px;
    margin: 0 auto;
}

#app-kinder-opposites .op-duo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 180px;
    padding: 1rem 0.5rem;
    border-radius: var(--op-radius);
    border: 4px solid var(--bs-border-color);
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    box-shadow: 0 5px 14px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.12s ease, border-color 0.12s ease;
    position: relative;
    overflow: hidden;
}

#app-kinder-opposites .op-duo:active { transform: scale(0.96); }
#app-kinder-opposites .op-duo .op-emoji { font-size: 3.2rem; }
#app-kinder-opposites .op-duo .op-lg { font-size: 4.4rem; }
#app-kinder-opposites .op-duo .op-sm { font-size: 1.7rem; }
#app-kinder-opposites .op-duo .op-count { font-size: 1.5rem; max-width: 5.2em; }
#app-kinder-opposites .op-duo-name { font-weight: 800; font-size: 1.05rem; }
#app-kinder-opposites .op-duo.op-miss { animation: op-wobble 0.5s ease; }
#app-kinder-opposites .op-duo.op-correct { animation: op-pop 0.5s ease; border-color: var(--bs-primary); z-index: 2; }
#app-kinder-opposites .op-duo.op-dim { opacity: 0.35; filter: grayscale(0.4); }

/* ---------- 不正解ヒント（子ども語） ---------- */
#app-kinder-opposites .op-hint {
    margin: 1rem auto 0;
    max-width: 480px;
    padding: 0.6rem 1rem;
    border-radius: 14px;
    background: var(--bs-warning-bg-subtle);
    border: 2px dashed var(--bs-warning-border-subtle);
    color: var(--bs-body-color);
    font-weight: 700;
    font-size: 0.95rem;
    text-align: center;
    animation: op-fade-in 0.2s ease;
}

/* ---------- モード④: はんたいペアあわせ（神経衰弱） ---------- */
#app-kinder-opposites .op-mem-progress-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    border-radius: 999px;
    background: var(--bs-primary-bg-subtle);
    border: 2px solid var(--bs-primary-border-subtle);
    font-size: 0.95rem;
    font-weight: 700;
}

#app-kinder-opposites .op-memgrid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.7rem;
    max-width: 560px;
    margin: 0 auto;
}

#app-kinder-opposites .op-memgrid[data-count="8"],
#app-kinder-opposites .op-memgrid[data-count="10"],
#app-kinder-opposites .op-memgrid[data-count="12"] {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

#app-kinder-opposites .op-mem-card {
    position: relative;
    aspect-ratio: 3 / 4;
    border: none;
    background: transparent;
    padding: 0;
    cursor: pointer;
    perspective: 800px;
    min-height: 92px;
}

#app-kinder-opposites .op-mem-inner {
    position: absolute;
    inset: 0;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-style: preserve-3d;
}

#app-kinder-opposites .op-mem-card.flipped .op-mem-inner {
    transform: rotateY(180deg);
}

#app-kinder-opposites .op-mem-face {
    position: absolute;
    inset: 0;
    border-radius: 14px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.12);
    overflow: hidden;
    padding: 0.4rem;
}

#app-kinder-opposites .op-mem-cover {
    background: linear-gradient(135deg, var(--bs-primary), #9d83d9);
    color: #ffc700;
    font-size: 2rem;
}

#app-kinder-opposites .op-mem-reveal {
    transform: rotateY(180deg);
    background: var(--bs-body-bg);
    border: 3px solid var(--bs-primary-border-subtle);
}

#app-kinder-opposites .op-mem-reveal .op-emoji { font-size: 1.9rem; }
#app-kinder-opposites .op-mem-reveal .op-lg { font-size: 2.4rem; }
#app-kinder-opposites .op-mem-reveal .op-sm { font-size: 1.1rem; }
#app-kinder-opposites .op-mem-reveal .op-count { font-size: 0.75rem; max-width: 4em; }
#app-kinder-opposites .op-mem-name { font-weight: 800; font-size: 0.78rem; text-align: center; }

#app-kinder-opposites .op-mem-card.matched .op-mem-inner {
    transform: rotateY(180deg);
}
#app-kinder-opposites .op-mem-card.matched {
    animation: op-pop 0.5s ease;
}
#app-kinder-opposites .op-mem-card.matched .op-mem-reveal {
    border-color: var(--bs-success, #3b82f6);
    background: var(--bs-success-bg-subtle, var(--bs-primary-bg-subtle));
}

/* ---------- 共通アニメーション ---------- */
@keyframes op-pop {
    0% { transform: scale(1); }
    40% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

@keyframes op-wobble {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-8px) rotate(-3deg); }
    40% { transform: translateX(8px) rotate(3deg); }
    60% { transform: translateX(-6px) rotate(-2deg); }
    80% { transform: translateX(6px) rotate(2deg); }
}

/* ---------- せいかい演出オーバーレイ ---------- */
#app-kinder-opposites .op-celebrate {
    position: fixed;
    inset: 0;
    z-index: 1080;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    background: rgba(0, 0, 0, 0.05);
}

#app-kinder-opposites .op-celebrate-inner {
    position: relative;
    text-align: center;
}

#app-kinder-opposites .op-celebrate-char {
    font-size: clamp(4rem, 22vw, 8rem);
    animation: op-bounce 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#app-kinder-opposites .op-celebrate-text {
    font-size: clamp(1.8rem, 9vw, 3rem);
    font-weight: 900;
    color: #fff;
    -webkit-text-stroke: 2px var(--bs-primary);
    paint-order: stroke fill;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    animation: op-pop 0.6s ease 0.1s both;
}

@keyframes op-bounce {
    0% { transform: scale(0) rotate(-30deg); }
    60% { transform: scale(1.25) rotate(8deg); }
    100% { transform: scale(1) rotate(0); }
}

/* せいかい演出の言語化「X ⇔ Y」 */
#app-kinder-opposites .op-celebrate-pair {
    display: inline-block;
    margin-top: 0.6rem;
    padding: 0.35rem 1.1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--kids-accent-text, var(--bs-primary));
    font-weight: 900;
    font-size: clamp(1rem, 4.5vw, 1.5rem);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    animation: op-pop 0.5s ease 0.2s both;
}

#app-kinder-opposites .op-sparkles {
    position: absolute;
    inset: -40px;
    pointer-events: none;
}

#app-kinder-opposites .op-spark {
    position: absolute;
    left: 50%;
    top: 50%;
    font-size: 1.6rem;
    animation: op-spark-fly 0.9s ease-out forwards;
}

@keyframes op-spark-fly {
    0% { transform: translate(-50%, -50%) scale(0.2); opacity: 1; }
    100% { transform: translate(var(--dx), var(--dy)) scale(1.1); opacity: 0; }
}

/* ---------- セットクリア（シールゲット） ---------- */
#app-kinder-opposites .op-clear-overlay {
    position: fixed;
    inset: 0;
    z-index: 1085;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.45);
    animation: op-fade-in 0.25s ease;
}

#app-kinder-opposites .op-clear-card {
    background: var(--bs-body-bg);
    border-radius: 26px;
    padding: 2rem 1.5rem;
    text-align: center;
    max-width: 360px;
    width: 100%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    animation: op-bounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#app-kinder-opposites .op-clear-emoji { font-size: 4rem; line-height: 1.25; }
#app-kinder-opposites .op-clear-title { font-size: 2rem; font-weight: 900; color: var(--kids-accent-text, var(--bs-primary)); margin-top: 0.3rem; }
#app-kinder-opposites .op-clear-sub { color: var(--bs-secondary-color); font-weight: 700; }
#app-kinder-opposites .op-clear-sticker { font-size: 3rem; margin: 0.6rem 0; animation: op-pop 0.8s ease 0.3s both; }

/* ---------- がんばりきろく モーダル ---------- */
#app-kinder-opposites .op-records-overlay {
    position: fixed;
    inset: 0;
    z-index: 1085;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.45);
    animation: op-fade-in 0.2s ease;
}

#app-kinder-opposites .op-records-card {
    background: var(--bs-body-bg);
    border-radius: 22px;
    padding: 1.3rem 1.3rem 1.5rem;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    animation: op-bounce 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#app-kinder-opposites .op-records-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

#app-kinder-opposites .op-records-title {
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--kids-accent-text, var(--bs-primary));
}

#app-kinder-opposites .op-rec-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem;
}

#app-kinder-opposites .op-rec-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    padding: 0.8rem 0.5rem;
    border-radius: 16px;
    background: var(--bs-tertiary-bg);
    border: 2px solid var(--bs-border-color);
}

#app-kinder-opposites .op-rec-stat-emoji { font-size: 1.6rem; line-height: 1.25; }
#app-kinder-opposites .op-rec-stat-num { font-size: 1.6rem; font-weight: 900; color: var(--kids-accent-text, var(--bs-primary)); line-height: 1.1; }
#app-kinder-opposites .op-rec-stat-label { font-size: 0.72rem; color: var(--bs-secondary-color); font-weight: 700; text-align: center; }

#app-kinder-opposites .op-rec-levels-title {
    font-weight: 800;
    font-size: 0.9rem;
    margin: 1.1rem 0 0.5rem;
}

#app-kinder-opposites .op-rec-levels {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

#app-kinder-opposites .op-rec-lvrow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.9rem;
    border-radius: 12px;
    background: var(--bs-tertiary-bg);
}

#app-kinder-opposites .op-rec-lvname { font-weight: 700; font-size: 0.9rem; }
#app-kinder-opposites .op-rec-lvcnt { font-weight: 800; color: var(--kids-accent-text, var(--bs-primary)); font-size: 0.9rem; }

/* ---------- content-seo: 表 ---------- */
#app-kinder-opposites .seo-table th[scope="row"] { font-weight: 700; }

/* モーション低減設定を尊重 */
@media (prefers-reduced-motion: reduce) {
    #app-kinder-opposites * {
        animation-duration: 0.001s !important;
        transition-duration: 0.001s !important;
    }
}