/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Arial, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Container and grid system */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 10px;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: -10px;
}

.col {
    padding: 10px;
}

/* Column sizes */
.lg-5, .md-5, .sm-5 { width: 100%; }

@media (min-width: 768px) {
    .md-5 { width: 100%; }
}

@media (min-width: 992px) {
    .lg-5 { width: 100%; }
    .lg-2, .lg-1 { width: 33.333%; }
}

/* Typography */
h2 {
    font-size: 2.5rem;
    color: #1a237e;
    margin: 1rem 0;
    font-weight: 600;
}

h3 {
    font-size: 1.8rem;
    color: #303f9f;
    margin: 0.8rem 0;
    font-weight: 500;
}

h4 {
    font-size: 1.4rem;
    color: #3949ab;
    margin: 0.6rem 0;
    font-weight: 500;
}

h5 {
    font-size: 1.1rem;
    color: #5c6bc0;
    margin: 0.4rem 0;
    font-weight: 500;
}

p {
    margin-bottom: 0.8rem;
    font-size: 1rem;
    color: #424242;
}

/* Product description section */
.sfProductDesc {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1.5rem;
    margin: 1.5rem 0;
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

img:hover {
    transform: scale(1.02);
}

/* Text alignment */
[align="center"] {
    text-align: center;
}

[align="justify"] {
    text-align: justify;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding: 0 8px;
    }
    
    h2 { font-size: 2rem; margin: 0.8rem 0; }
    h3 { font-size: 1.5rem; margin: 0.6rem 0; }
    h4 { font-size: 1.2rem; margin: 0.5rem 0; }
    h5 { font-size: 1rem; margin: 0.4rem 0; }
    
    .sfProductDesc {
        padding: 1rem;
        margin: 1rem 0;
    }
}

/* Animation for content */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.col {
    animation: fadeIn 0.6s ease-out forwards;
}

/* Specifications section */
.specifications {
    background-color: #f1f3f9;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1.5rem;
}

/* Links */
a {
    color: #3949ab;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #1a237e;
}

/* Spacing utilities */
.mb-1 { margin-bottom: 0.8rem; }
.mb-2 { margin-bottom: 1.5rem; }
.mt-1 { margin-top: 0.8rem; }
.mt-2 { margin-top: 1.5rem; }