/* site_features_grid_V0.01.css — 最後載入，僅首頁八張功能卡 */

.site-features-showcase {
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
}

.site-features-showcase .feature-card {
    padding: 0 !important;
}

.features-grid-container {
    max-width: 950px;
    margin: 3px auto;
    padding: 0 10px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
}

.site-features-showcase .feature-card {
    --feature-card-radius: 24px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--feature-card-radius);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    position: relative;
}

.site-features-showcase .feature-card-image-wrapper {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    position: relative;
    padding: 3px 3px 0 3px !important;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    flex-shrink: 0;
}

.site-features-showcase .feature-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    display: block;
    border-radius: calc(var(--feature-card-radius) - 3px);
    -webkit-border-radius: calc(var(--feature-card-radius) - 3px);
}

/* 圖片→標題 10px（stack margin-top）；標題→內文 10px（content gap） */
body .container .site-features-showcase .feature-card-content {
    display: flex !important;
    flex-direction: column;
    gap: 10px !important;
    padding: 0 20px 16px 20px !important;
    margin: 0 !important;
    text-align: center;
    flex-grow: 0 !important;
    flex-shrink: 0;
    align-items: center;
    justify-content: flex-start;
}

/* 單層標題：不再疊一份文字陰影節點，避免陰影蓋到前方。 */
body .container .site-features-showcase .feature-card-title-stack {
    display: block;
    margin: 10px 0 0 0 !important;
    padding: 0 !important;
    width: 100%;
    font-size: 20px;
    font-weight: 500;
    line-height: 1 !important;
    text-align: center;
    min-height: 0 !important;
}

body .container .site-features-showcase .feature-card-title-shadow,
body .container .site-features-showcase h3.feature-card-title {
    margin: 0 !important;
    padding: 0 !important;
    width: 100%;
    font: inherit;
    text-align: center;
    line-height: inherit !important;
    letter-spacing: 0;
    -webkit-margin-before: 0 !important;
    -webkit-margin-after: 0 !important;
    background: none !important;
    -webkit-background-clip: border-box !important;
    background-clip: border-box !important;
}

body .container .site-features-showcase .feature-card-title-shadow {
    display: none !important;
    color: transparent !important;
    -webkit-text-fill-color: transparent !important;
    text-shadow: none !important;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

body .container .site-features-showcase h3.feature-card-title {
    color: #e8f6ff !important;
    -webkit-text-fill-color: #e8f6ff !important;
    text-shadow: none !important;
    filter: drop-shadow(0 1px 0 rgba(0, 0, 0, 0.72)) !important;
    -webkit-filter: drop-shadow(0 1px 0 rgba(0, 0, 0, 0.72)) !important;
    display: block !important;
    min-height: 0 !important;
    position: relative;
    z-index: 1;
}

body .container .site-features-showcase p.feature-card-desc {
    font-size: 16px !important;
    color: #ff9ec8 !important;
    line-height: 1.25 !important;
    font-weight: 500;
    margin: 0 !important;
    padding: 0 !important;
    text-align: center;
    width: 100%;
    opacity: 1 !important;
    -webkit-margin-before: 0 !important;
    -webkit-margin-after: 0 !important;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.85), 0 2px 8px rgba(0, 0, 0, 0.55) !important;
}

@media (hover: hover) {
    .site-features-showcase .feature-card:hover {
        transform: translateY(-8px) scale(1.02);
        border-color: rgba(255, 255, 255, 0.4);
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
        background: linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.05));
    }

    .site-features-showcase .feature-card:hover .feature-card-image {
        transform: scale(1.1);
    }
}

@media (hover: none), (pointer: coarse) {
    .site-features-showcase .feature-card,
    .site-features-showcase .feature-card:hover,
    .site-features-showcase .feature-card:active,
    .site-features-showcase .feature-card:focus-visible {
        transform: none;
        background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
        border-color: rgba(255, 255, 255, 0.15);
        transition: none;
    }

    .site-features-showcase .feature-card .feature-card-image {
        transform: none;
        transition: none;
    }
}

@media (max-width: 767px) {
    body .container .site-features-showcase .feature-card-content {
        padding: 0 15px 12px 15px !important;
        gap: 10px !important;
    }
}

@media (min-width: 768px) {
    body .container .site-features-showcase .feature-card-title-stack {
        font-size: 24px;
    }

    body .container .site-features-showcase p.feature-card-desc {
        font-size: 18px !important;
    }
}

.feature-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    position: relative;
}

.placeholder-rewards {
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.3), rgba(0, 0, 0, 0));
}

.placeholder-theme {
    background: radial-gradient(circle at center, rgba(0, 234, 211, 0.3), rgba(0, 0, 0, 0));
}