/* CSS-based abstract placeholder graphics for blog articles */

.hero-image-placeholder {
    width: 100%;
    height: 300px;
    border-radius: 12px;
    margin: 2rem 0;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, #0a68ff 0%, #0ea5e9 100%);
}

/* Free Temporary Upload Workflow */
.upload-workflow-graphic {
    background: linear-gradient(135deg, #0a68ff 0%, #0ea5e9 50%, #60a5fa 100%);
    position: relative;
}

.upload-workflow-graphic::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 15%;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: float 3s ease-in-out infinite;
}

.upload-workflow-graphic::after {
    content: '';
    position: absolute;
    top: 40%;
    right: 20%;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    transform: rotate(45deg);
    animation: float 3s ease-in-out infinite reverse;
}

/* One-Time Security Links */
.security-links-graphic {
    background: linear-gradient(135deg, #0a68ff 0%, #1e40af 50%, #312e81 100%);
    position: relative;
}

.security-links-graphic::before {
    content: '🔐';
    position: absolute;
    top: 50%;
    left: 30%;
    transform: translateY(-50%);
    font-size: 3rem;
    opacity: 0.3;
    animation: pulse 2s ease-in-out infinite;
}

.security-links-graphic::after {
    content: '';
    position: absolute;
    top: 30%;
    right: 25%;
    width: 100px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    animation: slide 4s ease-in-out infinite;
}

/* Storage Comparison */
.storage-comparison-graphic {
    background: linear-gradient(90deg, #0a68ff 0%, rgba(255, 255, 255, 0.1) 50%, #0ea5e9 100%);
    position: relative;
    display: flex;
    align-items: center;
}

.storage-comparison-graphic::before {
    content: '';
    position: absolute;
    left: 20%;
    top: 30%;
    width: 25%;
    height: 40%;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    animation: scale 3s ease-in-out infinite;
}

.storage-comparison-graphic::after {
    content: '';
    position: absolute;
    right: 20%;
    top: 25%;
    width: 25%;
    height: 50%;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    animation: scale 3s ease-in-out infinite reverse;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: translateY(-50%) scale(1); }
    50% { opacity: 0.6; transform: translateY(-50%) scale(1.1); }
}

@keyframes slide {
    0%, 100% { transform: translateX(0px); }
    50% { transform: translateX(20px); }
}

@keyframes scale {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.8); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-image-placeholder {
        height: 200px;
        margin: 1rem 0;
    }

    .security-links-graphic::before {
        font-size: 2rem;
    }
}