/* Base Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Navigation */
.navbar-brand {
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.navbar-brand img {
    height: 40px;
}

/* Hero Section */
.hero-section {
    padding: 4rem 0;
}

/* Feature Cards */
.feature-card {
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #eee;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.feature-icon {
    color: #0d6efd;
}

/* Preset Buttons */
.preset-btn {
    background: white;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 12px;
    transition: all 0.3s ease;
    text-align: center;
}

.preset-btn:hover {
    background: #f8f9fa;
    border-color: #0d6efd;
    color: #0d6efd;
}

.preset-btn small {
    color: #6c757d;
    font-size: 0.8em;
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed #ccc;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.drop-zone:hover {
    border-color: #0d6efd;
    background: #f8f9fa;
}

.drop-zone.dragover {
    border-color: #0d6efd;
    background: #e7f1ff;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
}

/* SEO Content Styling */
article h2, article h3, article h4 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

article ul, article ol {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Footer */
footer a {
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #aaa !important;
}

.social-icons a {
    display: inline-block;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    text-align: center;
    line-height: 36px;
    transition: background 0.3s ease;
}

.social-icons a:hover {
    background: rgba(255,255,255,0.2);
}

/* Aspect Ratio Lock */
.aspect-ratio-lock {
    position: relative;
    display: inline-block;
    margin-left: 10px;
}

.aspect-ratio-lock input[type="checkbox"] {
    position: absolute;
    opacity: 0;
}

.aspect-ratio-lock label {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background: #f8f9fa;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.aspect-ratio-lock input[type="checkbox"]:checked + label {
    background: #0d6efd;
    color: white;
}