/* ======================================== */
/* === 2048 (4x4) - SSADANG Mini Game    === */
/* ======================================== */

.ss-2048-main {
    padding: 0;
}

.ss-2048-head {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
}

.ss-2048-head__title {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: -0.2px;
    color: var(--ssadang-black, #333);
}

.ss-2048-head__sub {
    font-size: 13px;
    color: var(--ssadang-gray, #666);
    line-height: 1.45;
}

.ss-2048-bar {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

.ss-2048-scorebox {
    border: 1px solid var(--ssadang-border-gray, #f8f9fa);
    background: var(--ssadang-brand-bg, #f6f5ff);
    border-radius: 14px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 120px;
}

.ss-2048-scorebox__label {
    font-size: 12px;
    font-weight: 700;
    color: var(--ssadang-gray, #666);
}

.ss-2048-scorebox__value {
    font-size: 18px;
    font-weight: 900;
    color: var(--ssadang-black, #333);
    line-height: 1.1;
}

.ss-2048-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

.ss-2048-stage {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-top: 8px;
}

.ss-2048-board {
    width: min(420px, 100%);
    background: var(--ssadang-bg-gray, #f5f5f5);
    border: 1px solid var(--ssadang-border-gray, #f8f9fa);
    border-radius: 16px;
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    touch-action: none; /* 스와이프 제어 */
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.ss-2048-cell {
    flex: 0 0 calc((100% - 30px) / 4);
    aspect-ratio: 1 / 1;
    border-radius: 12px;
    background: #fff;
    border: 1px solid rgba(70, 44, 197, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ss-2048-tile {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    letter-spacing: -0.4px;
    font-size: 22px;
    color: var(--ssadang-black, #333);
    transition: background 120ms ease, transform 120ms ease;
    will-change: transform;
}

.ss-2048-tile.is-empty {
    background: rgba(248, 249, 250, 0.9);
    color: transparent;
}

/* 이동/생성 시 띠용 효과 */
.ss-2048-tile.is-pop {
    animation: ss2048-pop 180ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes ss2048-pop {
    0% { transform: scale(0.86); }
    60% { transform: scale(1.12); }
    100% { transform: scale(1); }
}

/* 숫자별 컬러 */
.ss-2048-tile.is-v2 { background: #ffffff; }
.ss-2048-tile.is-v4 { background: #f6f5ff; }
.ss-2048-tile.is-v8 { background: #efeaff; color: var(--ssadang-brand, #462cc5); }
.ss-2048-tile.is-v16 { background: #e8e1ff; color: var(--ssadang-brand, #462cc5); }
.ss-2048-tile.is-v32 { background: #dccfff; color: var(--ssadang-brand, #462cc5); }
.ss-2048-tile.is-v64 { background: #cdbfff; color: #ffffff; }
.ss-2048-tile.is-v128 { background: #b8a6ff; color: #ffffff; font-size: 20px; }
.ss-2048-tile.is-v256 { background: #a690ff; color: #ffffff; font-size: 20px; }
.ss-2048-tile.is-v512 { background: #9177ff; color: #ffffff; font-size: 20px; }
.ss-2048-tile.is-v1024 { background: #7d65f2; color: #ffffff; font-size: 18px; }
.ss-2048-tile.is-v2048 { background: #462cc5; color: #ffffff; font-size: 18px; }
.ss-2048-tile.is-v4096,
.ss-2048-tile.is-v8192 { background: #2e1e86; color: #ffffff; font-size: 18px; }

.ss-2048-overlay {
    position: absolute;
    inset: 8px 0 0 0;
    width: min(420px, 100%);
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--ssadang-border-gray, #f8f9fa);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
    padding: 18px 12px;
}

.ss-2048-overlay__title {
    font-size: 20px;
    font-weight: 900;
    color: var(--ssadang-black, #333);
}

.ss-2048-overlay__desc {
    font-size: 13px;
    line-height: 1.45;
    color: var(--ssadang-gray, #666);
}

.ss-2048-overlay__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.ss-2048-help {
    width: 100%;
    margin-top: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    color: var(--ssadang-gray, #666);
    font-size: 13px;
}

.ss-2048-help__item b {
    color: var(--ssadang-black, #333);
}

@media (max-width: 1024px) {
    .ss-game.is-in-game.ss-2048 {
        padding-top: 0;
    }

    .ss-2048-main {
        padding: 18px 0;
    }

    .ss-2048-scorebox {
        min-width: 82px;
    }

    .ss-2048-tile {
        font-size: 20px;
    }
}