.game-index-cover,
.game-index-cover * {
    box-sizing: border-box;
}

.game-index-cover {
    position: relative;
    grid-column: 1 / -1;
    width: 100%;
    height: 250px;
    min-width: 0;
    overflow: hidden;
    margin: 0 0 20px;
    border: 1px solid rgba(203, 213, 225, .82);
    border-radius: 8px;
}

.game-index-intro {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    min-width: 0;
    margin: 0 0 20px;
    overflow: hidden;
    border: 1px solid rgba(203, 213, 225, .82);
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 16px 38px rgba(18, 31, 56, .08);
}

.game-index-intro > .game-index-cover {
    grid-column: auto;
    width: 100%;
    height: 100%;
    min-height: 250px;
    margin: 0;
    border: 0;
    border-right: 1px solid rgba(203, 213, 225, .82);
    border-radius: 0;
}

.game-index-intro > .bb-hero,
.game-index-intro > .tetris-hero,
.game-index-intro > .shanghai-hero,
.game-index-intro > .game-index-summary {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 14px;
    min-width: 0;
    min-height: 250px;
    margin: 0;
    padding: 22px 24px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.game-index-intro h1 {
    margin-bottom: 0 !important;
    font-size: 28px !important;
    line-height: 1.2;
}

.game-index-intro .bb-eyebrow,
.game-index-intro .tetris-eyebrow,
.game-index-intro .shanghai-eyebrow,
.game-index-intro .game-index-summary-eyebrow {
    margin-bottom: 4px;
    font-size: 11px;
}

.game-index-intro > .game-index-start {
    grid-column: 1 / -1;
    width: 100%;
    margin: 0 !important;
    padding: 16px 24px !important;
    border: 0 !important;
    border-top: 1px solid rgba(203, 213, 225, .82) !important;
    border-radius: 0 !important;
    background: #fff;
    box-shadow: none !important;
}

.game-index-intro > .game-index-start h2 {
    margin: 0 0 10px;
    font-size: 18px;
    line-height: 1.3;
}

.game-index-start .bb-start-row {
    gap: 10px;
    margin: 0;
}

.game-index-start .bb-note,
.game-index-start > p {
    margin: 9px 0 0;
    font-size: 12px;
    line-height: 1.5;
}

.game-index-start .tetris-start-grid,
.game-index-start .shanghai-mode-grid {
    gap: 10px;
}

.game-index-start .tetris-mode,
.game-index-start .shanghai-mode {
    gap: 4px;
    padding: 12px 14px;
    border-radius: 6px;
    box-shadow: none;
}

.game-index-start .tetris-mode span,
.game-index-start .shanghai-mode span {
    font-size: 13px;
}

.game-index-start .tetris-mode strong,
.game-index-start .shanghai-mode strong {
    font-size: 18px;
}

.game-index-start .tetris-mode em,
.game-index-start .shanghai-mode em {
    font-size: 12px;
    line-height: 1.45;
}

.game-index-start .tetris-mode b,
.game-index-start .shanghai-mode b {
    min-width: 74px;
    min-height: 32px;
    margin-top: 4px;
    padding: 0 13px;
    font-size: 13px;
}

.game-index-intro-shanghai > .game-index-cover,
.game-index-intro-shanghai > .shanghai-hero {
    min-height: 304px;
}

.game-index-intro-shanghai > .shanghai-hero {
    justify-content: flex-start;
    gap: 12px;
    padding: 16px 20px 18px;
}

.shanghai-index-heading {
    flex: 0 0 auto;
}

.shanghai-index-start {
    display: grid;
    gap: 12px;
    min-width: 0;
    padding-bottom: 0;
}

.shanghai-index-start-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.shanghai-index-start h2 {
    margin: 0;
    font-size: 16px;
    line-height: 1.3;
}

.game-index-intro-shanghai .shanghai-mode-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 2px;
    margin-bottom: 2px;
}

.game-index-intro-shanghai .shanghai-mode {
    grid-template-columns: minmax(0, 1fr);
    align-content: start;
    align-items: start;
    gap: 6px;
    min-width: 0;
    min-height: 154px;
    padding: 12px;
    border-radius: 6px;
}

.game-index-intro-shanghai .shanghai-mode span {
    grid-column: 1;
    grid-row: 1;
    font-size: 13px;
}

.game-index-intro-shanghai .shanghai-mode strong {
    grid-column: 1;
    grid-row: 2;
    min-width: 0;
    font-size: 18px;
}

.game-index-intro-shanghai .shanghai-mode em {
    grid-column: 1;
    grid-row: 3;
    min-width: 0;
    font-size: 12px;
    line-height: 1.4;
}

.game-index-intro-shanghai .shanghai-mode b {
    grid-column: 1;
    grid-row: 4;
    align-self: end;
    justify-self: start;
    min-width: 74px;
    min-height: 34px;
    margin: auto 0 0;
    padding: 0 12px;
    border-radius: 6px;
    font-size: 12px;
}

.game-index-intro-shanghai .shanghai-continue {
    gap: 8px;
    margin: 0;
    padding: 7px 9px;
    border-radius: 6px;
    font-size: 12px;
}

.game-index-intro-shanghai .shanghai-continue .shanghai-btn {
    min-height: 32px;
    padding: 0 12px;
    border-radius: 6px;
    font-size: 12px;
}

.shanghai-index-notice {
    padding: 14px;
    border: 1px solid #dbe3ef;
    background: #f8fafc;
}

.shanghai-index-notice p {
    margin: 6px 0 0;
    color: #64748b;
    font-size: 12px;
}

.game-index-intro .bb-stat-strip {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
}

.game-index-intro.game-index-intro-brick {
    align-items: stretch;
}

.game-index-intro.game-index-intro-brick > .game-index-cover {
    height: 220px;
    min-height: 220px;
}

.game-index-intro.game-index-intro-brick > .bb-hero {
    justify-content: flex-start;
    gap: 7px;
    min-height: 220px;
    padding: 11px 16px;
}

.game-index-intro.game-index-intro-brick .bb-stat-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
}

.game-index-intro.game-index-intro-brick .bb-stat-strip span {
    min-height: 42px;
    padding: 5px 7px;
}

.game-index-intro.game-index-intro-brick .bb-stat-strip strong {
    margin-bottom: 0;
    font-size: 16px;
}

.game-index-intro.game-index-intro-brick h1 {
    font-size: 24px !important;
}

.game-index-intro.game-index-intro-brick .bb-eyebrow {
    margin-bottom: 1px;
}

.bb-hero-start {
    display: grid;
    gap: 5px;
    width: 100%;
    min-width: 0;
    padding-top: 1px;
}

.bb-hero-start h2 {
    margin: 0;
    font-size: 14px;
    line-height: 1.3;
}

.bb-hero-start .bb-start-row {
    gap: 6px;
    margin: 0;
}

.bb-hero-start .bb-btn {
    flex: 1 1 0;
    min-width: 0;
    min-height: 38px;
    padding: 0 17px;
    font-size: 14px;
}

.bb-hero-start .bb-note,
.bb-hero-start .bb-alert {
    margin: 0;
    font-size: 12px;
    line-height: 1.4;
}

.game-index-intro .bb-stat-strip span,
.game-index-intro .tetris-hero-stats span,
.game-index-intro .shanghai-hero-stats span {
    min-width: 0;
    padding: 9px 11px;
    font-size: 12px;
}

.game-index-intro .bb-stat-strip strong,
.game-index-intro .tetris-hero-stats strong {
    margin-bottom: 2px;
    font-size: 20px;
}

.game-index-intro .tetris-hero-stats,
.game-index-intro .shanghai-hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    min-width: 0;
    margin: 0;
}

.game-index-intro.game-index-intro-tetris > .game-index-cover {
    height: 280px;
    min-height: 280px;
}

.game-index-intro.game-index-intro-tetris > .tetris-hero {
    justify-content: flex-start;
    gap: 9px;
    min-height: 280px;
    padding: 14px 18px;
}

.game-index-intro-tetris .tetris-hero-stats {
    gap: 7px;
}

.game-index-intro-tetris .tetris-hero-stats span {
    padding: 7px 9px;
}

.game-index-intro-tetris .tetris-hero-stats strong {
    margin-bottom: 1px;
    font-size: 19px;
}

.tetris-hero-start {
    display: grid;
    gap: 6px;
    width: 100%;
    min-width: 0;
}

.tetris-hero-start h2,
.tetris-hero-start p {
    margin: 0;
}

.tetris-hero-start h2 {
    font-size: 14px;
    line-height: 1.3;
}

.game-index-intro-tetris .tetris-hero-start p {
    margin: 0;
    color: #64748b;
    font-size: 12px;
}

.tetris-hero-start .tetris-start-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.tetris-hero-start .tetris-mode {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: auto auto 1fr;
    gap: 2px 8px;
    min-width: 0;
    min-height: 91px;
    padding: 8px 9px;
    border-radius: 6px;
}

.tetris-hero-start .tetris-mode span {
    grid-column: 1;
    grid-row: 1;
    font-size: 12px;
}

.tetris-hero-start .tetris-mode strong {
    grid-column: 1;
    grid-row: 2;
    font-size: 16px;
}

.tetris-hero-start .tetris-mode em {
    grid-column: 1 / -1;
    grid-row: 3;
    align-self: end;
    font-size: 10px;
    line-height: 1.35;
}

.tetris-hero-start .tetris-mode b {
    grid-column: 2;
    grid-row: 1 / 3;
    align-self: center;
    min-width: 60px;
    min-height: 34px;
    margin: 0;
    padding: 0 10px;
    border-radius: 6px;
    font-size: 12px;
}

.game-index-summary {
    color: #111827;
    background: linear-gradient(120deg, #f8fbff, #fffaf1);
}

.game-index-summary-eyebrow {
    margin: 0 0 6px;
    color: #315ba9;
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.game-index-summary h1 {
    margin: 0;
    font-size: 28px;
}

.game-index-summary p:not(.game-index-summary-eyebrow) {
    margin: 8px 0 0;
    color: #475467;
    font-size: 13px;
    line-height: 1.55;
}

.game-index-summary-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.game-index-summary-points li {
    padding: 9px 8px;
    border: 1px solid #dbe3ef;
    background: #fff;
    color: #172033;
    font-size: 12px;
    font-weight: 800;
    text-align: center;
}

.game-index-summary-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    align-self: flex-start;
    min-height: 42px;
    padding: 0 18px;
    border-radius: 6px;
    background: #315ba9;
    color: #fff;
    font-weight: 900;
    text-decoration: none;
}

.game-index-cover-label {
    position: absolute;
    top: 16px;
    left: 20px;
    z-index: 10;
    color: rgba(255, 255, 255, .84);
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
}

/* Brick breaker */
.game-index-cover-brick_breaker {
    background: #111827;
}

.game-cover-brick-scene {
    position: absolute;
    inset: 54px 58px 24px;
}

.game-cover-brick-row {
    display: grid;
    gap: 8px;
    margin-bottom: 8px;
}

.game-cover-brick-row-one,
.game-cover-brick-row-three {
    grid-template-columns: repeat(8, 1fr);
}

.game-cover-brick-row-two {
    grid-template-columns: repeat(7, 1fr);
    margin-right: 6%;
    margin-left: 6%;
}

.game-cover-brick-row i {
    height: 21px;
    border: 1px solid rgba(255, 255, 255, .2);
    background: #66a9e8;
    box-shadow: inset 0 4px rgba(255, 255, 255, .18);
}

.game-cover-brick-row-two i {
    background: #f2c24d;
}

.game-cover-brick-row-three i {
    background: #64c28a;
}

.game-cover-brick-ball {
    position: absolute;
    right: 31%;
    bottom: 46px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #f8da55;
    box-shadow: 0 0 14px rgba(248, 218, 85, .5);
}

.game-cover-brick-paddle {
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 134px;
    height: 13px;
    border: 3px solid #e8edf5;
    border-radius: 6px;
    background: #67a8ea;
    transform: translateX(-50%);
}

/* Tetris */
.game-index-cover-tetris {
    background-color: #202a4a;
    background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
    background-size: 25px 25px;
}

.game-cover-tetris-scene {
    position: absolute;
    top: 35px;
    bottom: 0;
    left: 50%;
    width: 390px;
    border-right: 1px solid rgba(255, 255, 255, .16);
    border-left: 1px solid rgba(255, 255, 255, .16);
    transform: translateX(-50%);
}

.game-cover-tetromino {
    position: absolute;
    display: grid;
    grid-template-columns: repeat(3, 30px);
    grid-template-rows: repeat(2, 30px);
}

.game-cover-tetromino i {
    border: 2px solid rgba(255, 255, 255, .32);
    box-shadow: inset 0 0 0 3px rgba(0, 0, 0, .12);
}

.game-cover-tetromino-yellow {
    top: 5px;
    left: 50%;
    grid-template-columns: repeat(2, 30px);
    transform: translateX(-50%);
}

.game-cover-tetromino-yellow i { background: #f3ce45; }
.game-cover-tetromino-cyan { right: 44px; bottom: 40px; }
.game-cover-tetromino-cyan i { background: #43c6d9; }
.game-cover-tetromino-cyan i:first-child { grid-column: 1; }
.game-cover-tetromino-cyan i:nth-child(n+2) { grid-row: 2; }
.game-cover-tetromino-red { bottom: 10px; left: 50px; }
.game-cover-tetromino-red i { background: #eb6b64; }
.game-cover-tetromino-red i:first-child { grid-column: 2; }
.game-cover-tetromino-red i:nth-child(n+2) { grid-row: 2; }

.game-cover-tetris-floor {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 8px;
    background: #6a78aa;
}

/* Shanghai */
.game-index-cover-shanghai {
    background: #2c3d5e;
}

.game-cover-shanghai-scene {
    position: absolute;
    inset: 46px 40px 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.game-cover-shanghai-scene::before {
    display: none;
}

.game-cover-shanghai-board {
    position: relative;
    z-index: 1;
    width: 394px;
    height: 173px;
    transform-origin: 50% 50%;
}

.game-cover-shanghai-board img {
    position: absolute;
    width: 30px;
    height: 39px;
    object-fit: contain;
    filter: drop-shadow(2px 3px 2px rgba(0, 0, 0, .28));
}

/* Baduk */
.game-index-cover-baduk {
    background: #26352f;
}

.game-cover-baduk-scene {
    position: absolute;
    top: 34px;
    left: 50%;
    width: 390px;
    height: 196px;
    border: 9px solid #bd843f;
    background-color: #dda655;
    background-image:
        radial-gradient(circle at 93px 93px, #5b3b1b 0 3px, transparent 3.5px),
        radial-gradient(circle at 279px 93px, #5b3b1b 0 3px, transparent 3.5px),
        linear-gradient(rgba(60, 39, 18, .58) 1px, transparent 1px),
        linear-gradient(90deg, rgba(60, 39, 18, .58) 1px, transparent 1px);
    background-repeat: no-repeat, no-repeat, repeat, repeat;
    background-size: auto, auto, 31px 31px, 31px 31px;
    box-shadow: 0 14px 28px rgba(0, 0, 0, .28), inset 0 0 18px rgba(92, 50, 13, .22);
    transform: translateX(-50%);
}

.game-cover-baduk-stone {
    position: absolute;
    width: 27px;
    height: 27px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.game-cover-baduk-stone::after {
    content: attr(data-move);
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    font-size: 10px;
    font-style: normal;
    font-weight: 900;
    line-height: 1;
}

.game-cover-baduk-stone.black {
    background: radial-gradient(circle at 35% 28%, #59605d, #101312 64%);
    box-shadow: 2px 4px 5px rgba(0, 0, 0, .38);
}

.game-cover-baduk-stone.black::after {
    color: rgba(255, 255, 255, .92);
}

.game-cover-baduk-stone.white {
    border: 1px solid #d7d4ca;
    background: radial-gradient(circle at 35% 28%, #fff, #e6e2d8 64%);
    box-shadow: 2px 4px 5px rgba(0, 0, 0, .28);
}

.game-cover-baduk-stone.white::after {
    color: #202421;
}

.game-cover-baduk-scene .stone-one { top: 93px; left: 279px; }
.game-cover-baduk-scene .stone-two { top: 62px; left: 310px; }
.game-cover-baduk-scene .stone-three { top: 93px; left: 310px; }
.game-cover-baduk-scene .stone-four { top: 62px; left: 279px; }
.game-cover-baduk-scene .stone-five { top: 62px; left: 248px; }
.game-cover-baduk-scene .stone-six { top: 31px; left: 279px; }
.game-cover-baduk-scene .stone-seven { top: 31px; left: 248px; }
.game-cover-baduk-scene .stone-eight { top: 31px; left: 310px; }

@media (max-width: 900px) {
    .game-index-intro {
        grid-template-columns: 1fr;
    }

    .game-index-intro > .game-index-cover {
        height: 220px;
        min-height: 220px;
        border-right: 0;
        border-bottom: 1px solid rgba(203, 213, 225, .82);
    }

    .game-index-intro > .bb-hero,
    .game-index-intro > .tetris-hero,
    .game-index-intro > .shanghai-hero,
    .game-index-intro > .game-index-summary {
        min-height: 0;
        padding: 20px;
    }

    .game-index-intro-shanghai > .shanghai-hero {
        min-height: 0;
    }
}

@media (max-width: 640px) {
    .game-index-cover {
        height: 210px;
        margin-bottom: 16px;
    }

    .game-index-intro {
        margin-bottom: 16px;
    }

    .game-index-intro > .game-index-cover {
        height: 200px;
        min-height: 200px;
        margin: 0;
    }

    .game-index-intro > .bb-hero,
    .game-index-intro > .tetris-hero,
    .game-index-intro > .shanghai-hero,
    .game-index-intro > .game-index-summary {
        gap: 12px;
        padding: 18px;
    }

    .game-index-intro > .game-index-start {
        padding: 16px 18px !important;
    }

    .game-index-intro.game-index-intro-brick .bb-stat-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .game-index-intro.game-index-intro-brick > .game-index-cover {
        height: 200px;
        min-height: 200px;
    }

    .game-index-intro.game-index-intro-brick > .bb-hero {
        min-height: 0;
        padding: 18px;
    }

    .game-index-intro.game-index-intro-tetris > .game-index-cover {
        height: 200px;
        min-height: 200px;
    }

    .game-index-intro.game-index-intro-tetris > .tetris-hero {
        min-height: 0;
        padding: 18px;
    }

    .tetris-hero-start .tetris-start-grid {
        grid-template-columns: 1fr;
    }

    .game-index-intro-shanghai .shanghai-mode {
        grid-template-columns: minmax(0, 1fr) 64px;
        min-height: 0;
    }

    .game-index-intro-shanghai .shanghai-mode span {
        grid-column: 1;
        grid-row: 1;
    }

    .game-index-intro-shanghai .shanghai-mode strong {
        grid-column: 1;
        grid-row: 2;
    }

    .game-index-intro-shanghai .shanghai-mode em {
        grid-column: 1 / -1;
        grid-row: 3;
    }

    .game-index-intro-shanghai .shanghai-mode b {
        grid-column: 2;
        grid-row: 1 / 3;
        align-self: center;
        margin: 0;
    }

    .game-index-intro-shanghai .shanghai-mode-grid {
        grid-template-columns: 1fr;
    }

    .game-index-intro .tetris-hero-stats,
    .game-index-intro .shanghai-hero-stats,
    .game-index-summary-points {
        grid-template-columns: 1fr;
    }

    .game-cover-brick-scene {
        inset: 52px 20px 22px;
    }

    .game-cover-brick-row {
        gap: 5px;
        margin-bottom: 5px;
    }

    .game-cover-brick-row i {
        height: 17px;
    }

    .game-cover-tetris-scene,
    .game-cover-baduk-scene {
        width: 290px;
    }

    .game-cover-baduk-scene {
        top: 37px;
        height: 156px;
        background-image:
            radial-gradient(circle at 78px 78px, #5b3b1b 0 3px, transparent 3.5px),
            radial-gradient(circle at 234px 78px, #5b3b1b 0 3px, transparent 3.5px),
            linear-gradient(rgba(60, 39, 18, .58) 1px, transparent 1px),
            linear-gradient(90deg, rgba(60, 39, 18, .58) 1px, transparent 1px);
        background-size: auto, auto, 26px 26px, 26px 26px;
    }

    .game-cover-baduk-scene .stone-one { top: 78px; left: 234px; }
    .game-cover-baduk-scene .stone-two { top: 52px; left: 260px; }
    .game-cover-baduk-scene .stone-three { top: 78px; left: 260px; }
    .game-cover-baduk-scene .stone-four { top: 52px; left: 234px; }
    .game-cover-baduk-scene .stone-five { top: 52px; left: 208px; }
    .game-cover-baduk-scene .stone-six { top: 26px; left: 234px; }
    .game-cover-baduk-scene .stone-seven { top: 26px; left: 208px; }
    .game-cover-baduk-scene .stone-eight { top: 26px; left: 260px; }

    .game-cover-shanghai-scene {
        right: 8px;
        left: 8px;
    }

    .game-cover-shanghai-scene::before {
        width: 280px;
    }

    .game-cover-shanghai-scene img {
        width: 30px;
        height: 39px;
    }

    .game-cover-shanghai-board {
        transform: scale(.72);
    }
}