.apk-wrapper {
    --apk-primary: #FF0000;
    --apk-primary-dark: #CC0000;
    --apk-card-bg: #FFFFFF;
    --apk-text-primary: #0F0F0F;
    --apk-text-secondary: #606060;
    --apk-text-muted: #909090;
    --apk-border: #E5E5E5;
    --apk-border-light: #F0F0F0;
    --apk-success: #00C853;
    --apk-radius-sm: 8px;
    --apk-radius-md: 12px;
    --apk-radius-lg: 16px;
    --apk-radius-xl: 24px;
    --apk-shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --apk-shadow-md: 0 4px 12px rgba(0,0,0,0.06);
    --apk-shadow-lg: 0 8px 24px rgba(0,0,0,0.08);
    --apk-shadow-xl: 0 16px 48px rgba(0,0,0,0.1);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--apk-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.apk-wrapper * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.apk-wrapper .apk-hero-section {
    background: linear-gradient(135deg, #FFF5F5 0%, #FFFFFF 50%, #F8F9FA 100%);
    padding: 0;
    border-bottom: 1px solid var(--apk-border-light);
}

.apk-wrapper .apk-app-hero {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    max-width: 100%;
}

.apk-wrapper .apk-app-icon-wrapper {
    flex-shrink: 0;
    position: relative;
}

.apk-wrapper .apk-app-icon {
    width: 180px;
    height: 180px;
    border-radius: var(--apk-radius-xl);
    background: linear-gradient(135deg, #FF0000 0%, #FF4444 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--apk-shadow-xl);
    position: relative;
    overflow: hidden;
}

.apk-wrapper .apk-app-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    animation: apk-shimmer 3s ease-in-out infinite;
}

@keyframes apk-shimmer {
    0%, 100% { transform: translate(-25%, -25%) rotate(0deg); }
    50% { transform: translate(-25%, -25%) rotate(180deg); }
}

.apk-wrapper .apk-app-icon .apk-icon-youtube {
    font-size: 80px;
    color: white;
    z-index: 1;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.15));
}

.apk-wrapper .apk-app-badge {
    position: absolute;
    bottom: -8px;
    right: -8px;
    background: var(--apk-success);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0,200,83,0.3);
    z-index: 2;
}

.apk-wrapper .apk-app-info {
    flex: 1;
    padding-top: 8px;
    min-width: 0;
}

.apk-wrapper .apk-app-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--apk-text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.apk-wrapper .apk-app-developer {
    font-size: 16px;
    color: var(--apk-text-secondary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.apk-wrapper .apk-app-developer .apk-icon-check {
    color: var(--apk-primary);
    font-size: 14px;
}

.apk-wrapper .apk-app-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.apk-wrapper .apk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: var(--apk-radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    text-decoration: none;
    line-height: 1.4;
}

.apk-wrapper .apk-btn-primary {
    background: linear-gradient(135deg, var(--apk-primary) 0%, var(--apk-primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(255,0,0,0.25);
}

.apk-wrapper .apk-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255,0,0,0.35);
}

.apk-wrapper .apk-btn-primary:active {
    transform: translateY(0);
}

.apk-wrapper .apk-btn-secondary {
    background: white;
    color: var(--apk-text-primary);
    border: 2px solid var(--apk-border);
    box-shadow: var(--apk-shadow-sm);
}

.apk-wrapper .apk-btn-secondary:hover {
    border-color: var(--apk-primary);
    color: var(--apk-primary);
    transform: translateY(-2px);
    box-shadow: var(--apk-shadow-md);
}

.apk-wrapper .apk-btn .apk-btn-icon {
    font-size: 18px;
}

.apk-wrapper .apk-btn-rating {
    background: white;
    color: #FFB300;
    border: 2px solid var(--apk-border);
    box-shadow: var(--apk-shadow-sm);
    gap: 4px;
    padding: 14px 24px;
}

.apk-wrapper .apk-btn-rating:hover {
    border-color: #FFB300;
    transform: translateY(-2px);
    box-shadow: var(--apk-shadow-md);
}

.apk-wrapper .apk-btn-rating .apk-icon-star {
    font-size: 16px;
}

.apk-wrapper .apk-versions-section {
    padding: 0;
}

.apk-wrapper .apk-section-card {
    background: white;
    padding-top: 30px;
    transition: all 0.3s ease;
}

.apk-wrapper .apk-section-card:hover {
    box-shadow: var(--apk-shadow-md);
}

.apk-wrapper .apk-section-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.3;
}

.apk-wrapper .apk-section-title .apk-icon-branch {
    color: var(--apk-primary);
    font-size: 20px;
}

.apk-wrapper .apk-versions-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.apk-wrapper .apk-version-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: #FAFAFA;
    border-radius: var(--apk-radius-md);
    border: 1px solid var(--apk-border-light);
    transition: all 0.3s ease;
}

.apk-wrapper .apk-version-item:hover {
    background: white;
    border-color: var(--apk-primary);
    box-shadow: var(--apk-shadow-md);
}

.apk-wrapper .apk-version-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.apk-wrapper .apk-version-number {
    font-weight: 700;
    font-size: 15px;
    color: var(--apk-text-primary);
}

.apk-wrapper .apk-version-meta {
    font-size: 13px;
    color: var(--apk-text-muted);
}

.apk-wrapper .apk-version-download {
    padding: 8px 20px;
    background: var(--apk-primary);
    color: white;
    border: none;
    border-radius: var(--apk-radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    line-height: 1.4;
}

.apk-wrapper .apk-version-download:hover {
    background: var(--apk-primary-dark);
    transform: scale(1.05);
}

.apk-wrapper .apk-version-download .apk-icon-download {
    font-size: 13px;
}

@media (max-width: 768px) {
    .apk-wrapper .apk-hero-section {
        padding: 40px 24px 30px;
    }
    .apk-wrapper .apk-versions-section {
        padding: 24px;
    }
    .apk-wrapper .apk-section-card {
        padding: 0;
    }
    .apk-wrapper .apk-app-hero {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .apk-wrapper .apk-app-icon {
        width: 140px;
        height: 140px;
    }
    .apk-wrapper .apk-app-icon .apk-icon-youtube {
        font-size: 60px;
    }
    .apk-wrapper .apk-app-title {
        font-size: 28px;
    }
    .apk-wrapper .apk-app-actions {
        justify-content: center;
    }
}

@media (max-width: 746px) {
    .apk-wrapper .apk-hero-section {
        padding: 0;
    }
    .apk-wrapper .apk-versions-section {
        padding: 0;
    }
    .apk-wrapper .apk-section-card {
        padding-top: 20px;
    }
    .apk-wrapper .apk-btn {
        width: 100%;
    }
    .apk-wrapper .apk-version-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .apk-wrapper .apk-version-download {
        width: 100%;
        justify-content: center;
    }
}