/* Index + Tutorial mix cards */

.index-mix-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.mix-card {
    background: var(--card);
    border-radius: 18px;
    padding: 18px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08), 0 0 0 2px rgba(255, 61, 0, 0.16);
    border: 2px solid var(--primary-color, #FF3D00);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.mix-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.12), 0 0 0 3px rgba(255, 61, 0, 0.34), 0 0 22px rgba(255, 61, 0, 0.32);
}

.mix-card-header {
    display: flex;
    gap: 14px;
    align-items: center;
    margin-bottom: 14px;
}

.mix-card-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--primary-color, #FF3D00);
}

.mix-card-header p {
    margin: 6px 0 0;
    color: var(--text);
    opacity: 0.72;
    line-height: 1.35;
}

.mix-icon {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: #fff;
    border: 2px solid var(--accent);
    color: var(--accent);
    flex: 0 0 64px;
}

.mix-icon svg {
    width: 52px;
    height: 52px;
}

.mix-modes-section h3 {
    margin: 0 0 10px;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--text);
    opacity: 0.7;
}

.mix-modes {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.mix-modes-single {
    grid-template-columns: 1fr;
}

.mode-chip {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-decoration: none;
    padding: 10px;
    border-radius: 12px;
    border: 2px solid transparent;
    color: #fff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
    transition: transform 0.15s ease, filter 0.15s ease;
}

.mode-chip span {
    font-weight: 700;
    font-size: 0.96rem;
}

.mode-chip small {
    font-size: 0.76rem;
    opacity: 0.9;
    line-height: 1.2;
}

.mode-chip.easy {
    background: var(--mode-easy);
}

.mode-chip.normal {
    background: var(--mode-normal);
}

.mode-chip.hard {
    background: var(--mode-hard);
}

.mode-chip.campaign {
    background: var(--mode-campaign);
}

.mode-chip.multyplayer {
    background: var(--mode-multyplayer, #0e7490);
}

.mode-chip.single {
    align-items: center;
    text-align: center;
    padding: 12px;
}

.mode-chip:hover {
    transform: translateY(-1px);
    filter: brightness(0.98);
}

.mix-expand-btn {
    margin-top: 14px;
    width: 100%;
    border: 1px solid rgba(0, 0, 0, 0.18);
    background: transparent;
    color: var(--text);
    font-weight: 700;
    border-radius: 12px;
    padding: 10px 12px;
}

.mix-modal-source {
    display: none;
}

.mix-action-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.mix-action-item {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(0, 0, 0, 0.14);
    border-radius: 10px;
    padding: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mix-action-item img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    flex: 0 0 24px;
}

.mix-action-item span {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text);
    opacity: 0.8;
}

.index-details-modal.hidden {
    display: none;
}

.index-details-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}

.index-details-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 12, 16, 0.6);
    backdrop-filter: blur(6px);
}

.index-details-modal__card {
    position: relative;
    z-index: 1;
    width: min(900px, calc(100vw - 40px));
    max-height: calc(100vh - 40px);
    max-height: calc(100dvh - 40px);
    overflow: auto;
    background: var(--card);
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.26);
    border: 1px solid rgba(0, 0, 0, 0.12);
}

.index-details-modal__top {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(245, 245, 245, 0.95));
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(6px);
}

.index-details-modal__top h3 {
    margin: 0;
    font-size: 1.35rem;
    color: var(--text);
}

.index-details-modal__close {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid rgba(0, 0, 0, 0.16);
    background: transparent;
    color: var(--text);
    font-size: 1.4rem;
    line-height: 1;
    padding: 0;
}

.index-details-modal__body {
    padding: 4px 4px 10px;
}

body.modal-open {
    overflow: hidden;
}

[data-theme="dark"] .mix-card {
    border-color: var(--primary-color, #FF3D00);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28), 0 0 0 2px rgba(255, 61, 0, 0.24);
}

[data-theme="dark"] .mix-card:hover {
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.34), 0 0 0 3px rgba(255, 61, 0, 0.4), 0 0 24px rgba(255, 61, 0, 0.38);
}

[data-theme="dark"] .mix-action-item {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.18);
}

[data-theme="dark"] .index-details-modal__card {
    border-color: rgba(255, 255, 255, 0.16);
}

[data-theme="dark"] .index-details-modal__top {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.95), rgba(34, 34, 34, 0.95));
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .index-details-modal__close {
    border-color: rgba(255, 255, 255, 0.18);
}

@media (max-width: 980px) {
    .index-mix-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .mix-card {
        padding: 14px;
    }

    .mix-card-header {
        align-items: flex-start;
    }

    .mix-icon {
        width: 56px;
        height: 56px;
        flex-basis: 56px;
    }

    .mix-icon svg {
        width: 46px;
        height: 46px;
    }

    .mix-modes {
        grid-template-columns: 1fr;
    }

    .mix-action-row {
        grid-template-columns: 1fr;
    }

    .index-details-modal {
        align-items: flex-start;
        justify-content: center;
        padding-top: max(8px, env(safe-area-inset-top));
        padding-right: 8px;
        padding-bottom: max(8px, env(safe-area-inset-bottom));
        padding-left: 8px;
    }

    .index-details-modal__card {
        width: min(100vw - 16px, 900px);
        max-height: calc(100vh - 16px);
        max-height: calc(100dvh - max(16px, env(safe-area-inset-top) + env(safe-area-inset-bottom) + 8px));
        margin: 0 auto;
    }

    .index-details-modal__top {
        padding: 14px 16px;
    }
}