:root {
    --primary-orange: #ff6b35;
    --dark-orange: #ff4500;
    --light-orange: #ff8c5a;
}

body {
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Header Section */
.page-header {
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--dark-orange) 100%);
    color: white;
    padding: 60px 20px;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.3);
}

    .page-header::before {
        content: '';
        position: absolute;
        width: 500px;
        height: 500px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        top: -250px;
        right: -200px;
    }

    .page-header::after {
        content: '';
        position: absolute;
        width: 300px;
        height: 300px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        bottom: -150px;
        left: -100px;
    }

    .page-header h1 {
        font-size: 3rem;
        font-weight: 700;
        margin: 0;
        position: relative;
        z-index: 1;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
    }

    .page-header p {
        font-size: 1.2rem;
        margin-top: 15px;
        opacity: 0.95;
        position: relative;
        z-index: 1;
    }

/* Category Cards */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.category-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    position: relative;
}

    .category-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(135deg, var(--primary-orange) 0%, var(--dark-orange) 100%);
        opacity: 0;
        transition: opacity 0.3s ease;
        z-index: 0;
    }

    .category-card:hover {
        transform: translateY(-10px) scale(1.02);
        box-shadow: 0 15px 40px rgba(255, 107, 53, 0.25);
        border-color: var(--primary-orange);
    }

        .category-card:hover::before {
            opacity: 0.05;
        }

.category-image {
    height: 180px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}

    .category-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }

.category-card:hover .category-image img {
    transform: scale(1.1);
}

.category-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
}

.category-body {
    padding: 25px;
    position: relative;
    z-index: 1;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2a2a2a;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.category-card:hover .category-title {
    color: var(--primary-orange);
}

.category-description {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.view-projects-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 25px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--dark-orange) 100%);
    color: white;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.3);
}

    .view-projects-btn:hover {
        transform: translateX(5px);
        box-shadow: 0 8px 20px rgba(255, 107, 53, 0.4);
        color: white;
    }

/* SEO Section */
.seo-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    margin: 50px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border-left: 5px solid var(--primary-orange);
}

    .seo-section h2, .seo-section h3, .seo-section h4, .seo-section h5, .seo-section h6 {
        color: #2a2a2a;
        margin-top: 20px;
        margin-bottom: 15px;
    }

    .seo-section h2 {
        font-size: 2rem;
        color: var(--primary-orange);
        border-bottom: 2px solid var(--primary-orange);
        padding-bottom: 10px;
    }

    .seo-section h3 {
        font-size: 1.6rem;
    }

    .seo-section h4 {
        font-size: 1.4rem;
    }

    .seo-section h5 {
        font-size: 1.2rem;
    }

    .seo-section h6 {
        font-size: 1.1rem;
    }

    .seo-section p {
        color: #555;
        line-height: 1.8;
        margin-bottom: 15px;
    }

.seo-highlight {
    color: var(--primary-orange);
    font-weight: 600;
}

/* Content Section */
.content-section {
    background: white;
    border-radius: 20px;
    padding: 50px;
    margin: 50px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

    .content-section h2 {
        color: var(--primary-orange);
        font-size: 2.2rem;
        margin-bottom: 30px;
        border-bottom: 3px solid var(--primary-orange);
        padding-bottom: 15px;
    }

    .content-section p {
        color: #444;
        line-height: 1.9;
        font-size: 1.05rem;
        margin-bottom: 20px;
        text-align: justify;
    }

    .content-section strong,
    .content-section .fw-bold {
        color: var(--primary-orange);
        font-weight: 600;
    }

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.feature-box {
    background: linear-gradient(135deg, #fff5f0 0%, #ffffff 100%);
    padding: 25px;
    border-radius: 15px;
    border: 2px solid var(--light-orange);
    text-align: center;
    transition: all 0.3s ease;
}

    .feature-box:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 25px rgba(255, 107, 53, 0.2);
    }

.feature-icon {
    font-size: 3rem;
    color: var(--primary-orange);
    margin-bottom: 15px;
}

.feature-title {
    font-weight: 700;
    color: #2a2a2a;
    margin-bottom: 10px;
}

.feature-desc {
    color: #666;
    font-size: 0.9rem;
}

/* Stats Counter */
.stats-section {
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--dark-orange) 100%);
    color: white;
    padding: 60px 20px;
    border-radius: 20px;
    margin: 50px 0;
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-box h3 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-box p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2rem;
    }

    .category-grid {
        grid-template-columns: 1fr;
    }

    .content-section {
        padding: 30px 20px;
    }
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.category-card {
    animation: fadeInUp 0.6s ease forwards;
}

    .category-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .category-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .category-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .category-card:nth-child(4) {
        animation-delay: 0.4s;
    }

    .category-card:nth-child(5) {
        animation-delay: 0.5s;
    }

    .category-card:nth-child(6) {
        animation-delay: 0.6s;
    }