/* ═══════════════════════════════════════════════
   VARIABLES & RESET
═══════════════════════════════════════════════ */
:root {
    --navy: #0d1b2a;
    --deep: #1b2d40;
    --ocean: #1e3f5a;
    --wave: #2e6b8a;
    --teal: #3d9eb5;
    --foam: #a8d8e8;
    --gold: #d4a843;
    --goldL: #f0c96a;
    --cream: #f5f0e8;
    --white: #ffffff;
    --red: #c0392b;
    --green: #27ae60;
    --muted: rgba(168, 216, 232, 0.5);
    --card-bg: rgba(30, 63, 90, 0.75);
    --border: rgba(61, 158, 181, 0.22);
    --kept-glow: 0 0 18px rgba(212, 168, 67, 0.8), 0 0 36px rgba(212, 168, 67, 0.3);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    background: var(--navy);
    color: var(--cream);
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(46, 107, 138, .22) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 15%, rgba(61, 158, 181, .13) 0%, transparent 50%);
    overflow-x: hidden;
}

button {
    font-family: inherit;
    cursor: pointer;
}

/* ═══════════════════════════════════════════════
   OVERLAY BASE
═══════════════════════════════════════════════ */
.overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(10, 20, 32, .93);
    align-items: flex-start;
    justify-content: center;
    padding: 80px 16px 16px;
    backdrop-filter: blur(6px);
    overflow-y: auto;
}

.overlay.show {
    display: flex;
}

/* ═══════════════════════════════════════════════
   TITLE SCREEN
═══════════════════════════════════════════════ */
#title-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 32px;
    padding: 80px 24px 24px;
}

.title-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: clamp(3rem, 12vw, 6rem);
    font-weight: 900;
    color: var(--gold);
    letter-spacing: .1em;
    text-shadow: 0 2px 40px rgba(212, 168, 67, .4);
    line-height: 1;
}

.title-anchor {
    opacity: .45;
    font-size: clamp(1.8rem, 6vw, 3rem);
}

.title-sub {
    font-size: 1rem;
    letter-spacing: .4em;
    color: var(--foam);
    opacity: .7;
    margin-top: 8px;
}

.mode-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
    max-width: 560px;
    margin: 0 auto;
}

.mode-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px 28px;
    display: flex;
    align-items: center;
    gap: 18px;
    width: 280px;
    text-align: left;
    transition: transform .15s, box-shadow .15s, border-color .2s;
    color: var(--cream);
}

.mode-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(61, 158, 181, .3);
    border-color: var(--teal);
}

.mode-icon {
    font-size: 2.2rem;
}

.mode-name {
    font-size: 1.1rem;
    font-weight: 700;
}

.mode-desc {
    font-size: .8rem;
    color: var(--foam);
    opacity: .7;
    margin-top: 4px;
}

/* ═══════════════════════════════════════════════
   ADVERTISEMENT
═══════════════════════════════════════════════ */
.ad-container {
    width: 100%;
    max-width: 728px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    text-align: center;
    align-self: center;
}

.ad-container ins.adsbygoogle {
    display: block !important;
    margin: 0 auto;
}

/* ═══════════════════════════════════════════════
   HEADER & TABS
═══════════════════════════════════════════════ */
header {
    text-align: center;
    padding: 18px 12px 8px;
}

.hdr-title {
    font-size: clamp(1.6rem, 6vw, 2.5rem);
    font-weight: 900;
    color: var(--gold);
    letter-spacing: .08em;
    text-shadow: 0 1px 16px rgba(212, 168, 67, .3);
    line-height: 1;
}

.mode-tabs {
    display: flex;
    justify-content: center;
    gap: 4px;
    padding: 8px 12px;
    background: rgba(13, 27, 42, .6);
    border-bottom: 1px solid var(--border);
}

.mode-tab {
    padding: 7px 16px;
    border-radius: 20px;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .05em;
    border: 1px solid transparent;
    color: var(--muted);
    background: transparent;
    transition: all .15s;
}

.mode-tab.active,
.mode-tab:hover {
    color: var(--cream);
    background: rgba(61, 158, 181, .18);
    border-color: var(--border);
}

.mode-tab.active {
    color: var(--gold);
    border-color: rgba(212, 168, 67, .4);
}

/* ═══════════════════════════════════════════════
   MAIN LAYOUT
═══════════════════════════════════════════════ */
.main-wrap {
    max-width: 900px;
    margin: 0 auto;
    padding: 12px 10px 60px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* ═══════════════════════════════════════════════
   CARD BASE
═══════════════════════════════════════════════ */
.card {
    background: linear-gradient(135deg, var(--card-bg), rgba(13, 27, 42, .88));
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 6px 24px rgba(0, 0, 0, .35);
}

.card-header {
    background: rgba(46, 107, 138, .25);
    padding: 8px 16px;
    font-size: .72rem;
    letter-spacing: .18em;
    color: var(--foam);
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
    font-family: 'Noto Sans JP', sans-serif;
    /* 明示的に指定 */
}

/* ═══════════════════════════════════════════════
   PLAYER INFO BAR
═══════════════════════════════════════════════ */
.players-bar {
    display: flex;
    gap: 10px;
}

.player-card {
    flex: 1;
    padding: 12px 14px;
    border-radius: 14px;
    border: 2px solid transparent;
    background: var(--card-bg);
    transition: border-color .3s, box-shadow .3s;
}

.player-card.active-player {
    border-color: var(--gold);
    box-shadow: 0 0 20px rgba(212, 168, 67, .2);
}

.player-card.online-me {
    border-color: rgba(61, 158, 181, .4);
}

.player-name {
    font-size: .8rem;
    font-weight: 700;
    color: var(--foam);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-score-num {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--gold);
    line-height: 1.1;
}

.player-turn-badge {
    font-size: .62rem;
    color: var(--teal);
    letter-spacing: .1em;
    opacity: 0;
    transition: opacity .2s;
}

.player-card.active-player .player-turn-badge {
    opacity: 1;
}

.color-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 5px;
    vertical-align: middle;
}

.color-dot.black {
    background: #222;
    border: 1.5px solid #666;
}

.color-dot.white {
    background: var(--cream);
    border: 1.5px solid #999;
}

/* ═══════════════════════════════════════════════
   STATUS BAR
═══════════════════════════════════════════════ */
.status-bar {
    text-align: center;
    padding: 8px 12px;
}

.status-inner {
    display: inline-block;
    background: rgba(61, 158, 181, .12);
    border: 1px solid rgba(61, 158, 181, .2);
    border-radius: 20px;
    padding: 6px 18px;
    font-size: .82rem;
    color: var(--foam);
}

.status-inner.my-turn {
    color: var(--gold);
    border-color: rgba(212, 168, 67, .3);
    background: rgba(212, 168, 67, .08);
}

.status-inner.opp-turn {
    color: var(--teal);
}

.thinking-dots span {
    animation: blink 1.2s infinite;
}

.thinking-dots span:nth-child(2) {
    animation-delay: .4s;
}

.thinking-dots span:nth-child(3) {
    animation-delay: .8s;
}

@keyframes blink {

    0%,
    80%,
    100% {
        opacity: .2;
    }

    40% {
        opacity: 1;
    }
}

/* ═══════════════════════════════════════════════
   DICE SECTION
═══════════════════════════════════════════════ */
.dice-section {
    padding: 18px 14px;
}

.dice-row {
    display: flex;
    justify-content: center;
    gap: clamp(4px, 1.5vw, 10px);
    flex-wrap: nowrap;
    margin-bottom: 16px;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), visibility 0.4s;
}

.dice-row.show {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transform: translateY(0);
}

.die-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}

.die-wrapper.disabled {
    cursor: default;
    pointer-events: none;
}

.die {
    width: clamp(36px, 12vw, 55px);
    /* 3Dを邪魔しないよう小型化 */
    height: clamp(36px, 12vw, 55px);
    background: rgba(251, 251, 235, 0.9);
    /* 少し透明に */
    border-radius: 8px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    padding: 5px;
    gap: 2px;
    border: 2px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .3);
    transition: transform .15s, box-shadow .3s, border-color .3s;
    user-select: none;
}

.die.kept {
    border-color: var(--gold);
    box-shadow: var(--kept-glow), 0 4px 12px rgba(0, 0, 0, .5);
    transform: translateY(-4px);
}

.die:not(.kept):not(.no-hover):hover {
    transform: translateY(-2px) scale(1.05);
}

.dot {
    border-radius: 50%;
    background: #2c3e50;
    visibility: hidden;
    /* display:noneではなくvisibility:hiddenを使用してグリッドを維持 */
    width: 100%;
    height: 100%;
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.4);
}

/* face patterns */
.die[data-val="1"] .d5 {
    visibility: visible;
    background: #e74c3c;
    transform: scale(1.5);
    box-shadow: inset 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.die[data-val="2"] .d1,
.die[data-val="2"] .d9 {
    visibility: visible;
}

.die[data-val="3"] .d1,
.die[data-val="3"] .d5,
.die[data-val="3"] .d9 {
    visibility: visible;
}

.die[data-val="4"] .d1,
.die[data-val="4"] .d3,
.die[data-val="4"] .d7,
.die[data-val="4"] .d9 {
    visibility: visible;
}

.die[data-val="5"] .d1,
.die[data-val="5"] .d3,
.die[data-val="5"] .d5,
.die[data-val="5"] .d7,
.die[data-val="5"] .d9 {
    visibility: visible;
}

.die[data-val="6"] .d1,
.die[data-val="6"] .d3,
.die[data-val="6"] .d4,
.die[data-val="6"] .d6,
.die[data-val="6"] .d7,
.die[data-val="6"] .d9 {
    visibility: visible;
}

.kept-label {
    font-size: .62rem;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: .12em;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity .2s;
    text-shadow: 0 0 8px rgba(212, 168, 67, .6);
}

.die-wrapper.kept .kept-label {
    opacity: 1;
}

/* Controls */
.dice-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}

.btn-roll {
    background: linear-gradient(135deg, var(--gold), var(--goldL));
    color: var(--navy);
    border: none;
    border-radius: 50px;
    padding: 12px 32px;
    font-size: .95rem;
    font-weight: 700;
    transition: transform .15s, box-shadow .15s, opacity .2s;
    box-shadow: 0 4px 18px rgba(212, 168, 67, .35);
    letter-spacing: .04em;
    position: relative;
    overflow: hidden;
}

.btn-roll::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .3), transparent);
    transition: left .4s;
}

.btn-roll:hover::after {
    left: 100%;
}

.btn-roll:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 22px rgba(212, 168, 67, .45);
}

.btn-roll:active {
    transform: translateY(0);
}

.btn-roll:disabled {
    opacity: .3;
    cursor: not-allowed;
    transform: none;
}

.roll-pips {
    display: flex;
    gap: 5px;
    align-items: center;
}

.pip {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgba(61, 158, 181, .3);
    transition: background .3s;
}

.pip.on {
    background: var(--teal);
}

.roll-label {
    font-size: .62rem;
    color: var(--muted);
    letter-spacing: .08em;
    margin-top: 2px;
}

/* ═══════════════════════════════════════════════
   SCORE SHEETS — TWO COLUMN
═══════════════════════════════════════════════ */
.sheets-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

@media (max-width: 520px) {
    .sheets-wrap {
        grid-template-columns: 1fr;
    }
}

.score-sheet {
    overflow: hidden;
}

.score-sheet .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sheet-player-name {
    font-size: .9rem;
    color: var(--gold);
    font-family: 'Noto Sans JP', sans-serif !important;
}

.sheet-total {
    font-size: .85rem;
    color: var(--goldL);
    font-weight: 700;
    font-family: 'Noto Sans JP', sans-serif !important;
}

.score-row {
    display: flex;
    align-items: stretch;
    padding: 0;
    min-height: 46px;
    border-bottom: 1px solid rgba(61, 158, 181, .07);
}

.score-row:last-child {
    border-bottom: none;
}

.score-row.section-divider {
    align-items: center;
    background: rgba(46, 107, 138, .22);
}

.score-row.total-row {
    background: rgba(212, 168, 67, .09);
    border-top: 1px solid rgba(212, 168, 67, .25) !important;
}

.sheet-cell {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-left: 1px solid rgba(61, 158, 181, .15);
    transition: background .12s;
    cursor: default;
    text-align: center;
}

.sheet-cell.clickable {
    cursor: pointer;
}

.sheet-cell.clickable:hover {
    background: rgba(61, 158, 181, .2);
}

.sheet-cell.scored-pos {
    background: rgba(39, 174, 96, .07);
}

.sheet-cell.scored-zero {
    background: rgba(192, 57, 43, .05);
}

.sn {
    flex: 1;
    font-size: .78rem;
    font-weight: 500;
    color: var(--cream);
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.sn small {
    display: block;
    font-size: .6rem;
    color: var(--foam);
    opacity: .55;
    margin-top: 1px;
}

.sv {
    min-width: 40px;
    text-align: right;
    font-size: .88rem;
    font-weight: 700;
}

.sv .preview {
    color: #9facb5;
    animation: pulse 1.1s infinite alternate;
}

@keyframes pulse {
    from {
        opacity: .55
    }

    to {
        opacity: 1
    }
}

.sv .locked-pos {
    color: var(--goldL);
}

.sv .locked-zero {
    color: rgba(192, 57, 43, .65);
}

.sv.total {
    color: var(--gold);
    font-size: 1.05rem;
}

.sv.bonus-ok {
    color: var(--green);
}

.bonus-bar-wrap {
    width: 70px;
    height: 5px;
    background: rgba(255, 255, 255, .08);
    border-radius: 3px;
    overflow: hidden;
    margin-left: 8px;
    flex-shrink: 0;
}

.bonus-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--teal), var(--gold));
    border-radius: 3px;
    transition: width .5s;
}

/* ═══════════════════════════════════════════════
   RESULT OVERLAY
═══════════════════════════════════════════════ */
.result-card {
    background: linear-gradient(135deg, var(--deep), var(--ocean));
    border: 2px solid var(--gold);
    border-radius: 22px;
    padding: 36px 44px;
    text-align: center;
    max-width: 360px;
    width: 100%;
    box-shadow: 0 0 60px rgba(212, 168, 67, .25);
    animation: cardIn .45s cubic-bezier(.34, 1.56, .64, 1);
}

@keyframes cardIn {
    from {
        transform: scale(.72) translateY(36px);
        opacity: 0;
    }

    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.result-emoji {
    font-size: 3rem;
    margin-bottom: 6px;
}

.result-title {
    font-size: 2rem;
    color: var(--gold);
}

.result-scores {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin: 16px 0;
}

.rs-item {
    text-align: center;
}

.rs-name {
    font-size: .72rem;
    color: var(--foam);
    opacity: .75;
    margin-bottom: 3px;
}

.rs-num {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--white);
}

.rs-vs {
    font-size: 1.1rem;
    color: var(--muted);
    align-self: center;
}

.result-msg {
    font-size: .82rem;
    color: var(--foam);
    opacity: .8;
    margin-bottom: 20px;
}

.result-btns {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold), var(--goldL));
    color: var(--navy);
    border: none;
    border-radius: 50px;
    padding: 12px 28px;
    font-size: .9rem;
    font-weight: 700;
    transition: transform .15s, box-shadow .15s;
    box-shadow: 0 4px 18px rgba(212, 168, 67, .35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 22px rgba(212, 168, 67, .45);
}

.btn-secondary {
    background: rgba(61, 158, 181, .15);
    color: var(--foam);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 12px 28px;
    font-size: .9rem;
    font-weight: 600;
    transition: all .15s;
}

.btn-secondary:hover {
    background: rgba(61, 158, 181, .25);
}

/* ═══════════════════════════════════════════════
   ONLINE LOBBY
═══════════════════════════════════════════════ */
.lobby-card {
    background: linear-gradient(135deg, var(--deep), var(--ocean));
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 28px 24px;
    max-width: 400px;
    width: 100%;
    position: relative;
    box-shadow: 0 12px 48px rgba(0, 0, 0, .5);
    animation: cardIn .4s ease;
}

.lobby-title {
    font-size: 1.5rem;
    color: var(--gold);
    margin-bottom: 18px;
    text-align: center;
}

.close-btn {
    position: absolute;
    top: 12px;
    right: 14px;
    font-size: 1.3rem;
    background: transparent;
    border: none;
    color: var(--muted);
    line-height: 1;
    transition: color .15s;
}

.close-btn:hover {
    color: var(--cream);
}

.lobby-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 18px;
    background: rgba(13, 27, 42, .5);
    border-radius: 10px;
    padding: 4px;
}

.ltab {
    flex: 1;
    padding: 8px;
    border-radius: 7px;
    font-size: .8rem;
    font-weight: 600;
    border: none;
    background: transparent;
    color: var(--muted);
    transition: all .15s;
}

.ltab.active {
    background: rgba(61, 158, 181, .25);
    color: var(--cream);
}

.lobby-content {
    display: none;
}

.lobby-content.active {
    display: block;
}

.lobby-label {
    font-size: .68rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .15em;
    margin-bottom: 6px;
}

.lobby-input {
    width: 100%;
    background: rgba(13, 27, 42, .7);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--cream);
    padding: 10px 12px;
    font-size: .9rem;
    font-family: inherit;
    outline: none;
    margin-bottom: 12px;
    transition: border-color .2s;
}

.lobby-input:focus {
    border-color: var(--teal);
}

.dice-stage {
    padding: 40px 0;
    text-align: center;
    perspective: 1000px;
    /* 3D回転のためのパースペクティブ */
}

.lobby-room-display {
    background: rgba(212, 168, 67, .08);
    border: 1px solid rgba(212, 168, 67, .3);
    border-radius: 10px;
    padding: 14px;
    text-align: center;
    margin-bottom: 14px;
}

.lobby-room-code {
    font-size: 2.5rem;
    color: var(--gold);
    letter-spacing: .2em;
    font-weight: 700;
}

.lobby-status {
    font-size: .8rem;
    color: var(--foam);
    margin: 10px 0 0;
    text-align: center;
    min-height: 24px;
}

.lobby-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    font-size: .9rem;
    font-weight: 700;
    font-family: inherit;
    margin-bottom: 8px;
    transition: all .15s;
    cursor: pointer;
}

.lobby-btn.primary {
    background: linear-gradient(135deg, var(--gold), var(--goldL));
    color: var(--navy);
}

.lobby-btn.primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.lobby-btn.secondary {
    background: rgba(61, 158, 181, .15);
    color: var(--foam);
    border: 1px solid var(--border);
}

.lobby-btn.secondary:hover {
    background: rgba(61, 158, 181, .25);
}

.lobby-btn.danger {
    background: rgba(192, 57, 43, .2);
    color: #ff7b7b;
    border: 1px solid rgba(192, 57, 43, .3);
}

.online-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    margin-right: 6px;
    animation: onlinePulse 1.5s infinite;
}

@keyframes onlinePulse {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: .3
    }
}

#lobby-waiting,
#lobby-connecting,
#lobby-active {
    display: none;
}

/* Fix visibility for JS control */
#online-overlay .lobby-content.active,
#online-overlay #lobby-menu,
#online-overlay #lobby-waiting,
#online-overlay #lobby-connecting,
#online-overlay #lobby-active {
    opacity: 1;
}

/* Turn select overlay - Yachtでは不要なため削除可能だが、一旦非表示へ */
#turn-select-overlay {
    display: none !important;
}

#local-name-overlay {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 80px 16px 16px;
    gap: 16px;
}

#local-name-overlay.show {
    display: flex;
}

#turn-select-overlay .lobby-card {
    text-align: center;
}

#turn-select-overlay .lobby-card .result-btns {
    justify-content: center;
}

/* ═══════════════════════════════════════════════
   REACTIONS
═══════════════════════════════════════════════ */
.reaction-bar {
    display: none;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    padding: 8px 12px;
}

.reaction-btn {
    font-size: 1.5rem;
    background: rgba(61, 158, 181, .1);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 6px 12px;
    transition: transform .15s, background .15s;
}

.reaction-btn:hover {
    transform: scale(1.2);
    background: rgba(61, 158, 181, .2);
}

.reaction-btn:disabled {
    opacity: .4;
    cursor: not-allowed;
    transform: none;
}

/* 3D Dice Display */
.dice-section {
    position: relative;
    padding: 0;
    overflow: hidden;
    background: #0a2e0a;
    /* お椀の背景色に合わせる */
    border-radius: 12px 12px 0 0;
}

.dice3d-container {
    width: 100%;
    aspect-ratio: 1 / 1;
    /* 正方形に近づける */
    max-height: 400px;
    background: radial-gradient(circle at center, #1a5e20 0%, #0a2e0a 100%);
    position: relative;
    z-index: 1;
}

.dice3d-container canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

/* 2D Dice Result Overlay */
.dice-row {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -40%) scale(0.9);
    /* 少し下から浮かび上がる */
    z-index: 10;
    padding: 20px 30px;
    background: rgba(13, 27, 42, 0.92);
    /* 深い紺色、高透過 */
    border: 2px solid var(--gold);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(212, 168, 67, 0.3);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    gap: 12px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none;
}

.dice-row.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
    pointer-events: auto;
}

.die-wrapper {
    pointer-events: auto;
}

.dice-controls {
    background: var(--card-bg);
    border-top: 1px solid var(--border);
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    border-radius: 0 0 12px 12px;
}

#reaction-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 500;
}

.reaction-popup {
    position: absolute;
    font-size: 2.5rem;
    animation: reactionFloat 1.4s ease-out forwards;
    pointer-events: none;
}

.reaction-popup.is-me {
    right: 20%;
    bottom: 20%;
}

.reaction-popup.is-opp {
    left: 20%;
    bottom: 20%;
}

@keyframes reactionFloat {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }

    100% {
        opacity: 0;
        transform: translateY(-120px) scale(1.4);
    }
}

/* ═══════════════════════════════════════════════
   MISC
═══════════════════════════════════════════════ */
.wave-deco {
    text-align: center;
    color: var(--teal);
    opacity: .15;
    letter-spacing: .4em;
    font-size: 1rem;
    padding: 4px 0;
}

.btn-title {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    border-radius: 50px;
    padding: 7px 16px;
    font-size: .78rem;
    transition: all .15s;
    font-family: inherit;
    margin: 0 auto;
    display: block;
}

.btn-title:hover {
    color: var(--cream);
    border-color: var(--teal);
}