/* Portfolio Base Styles */
:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --background-primary: #ffffff;
    --background-secondary: #f8fafc;
    --background-tertiary: #f1f5f9;
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family-primary: 'Bebas Neue', sans-serif;
    --font-family-display: 'Playfair Display', Georgia, serif;
}

/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
     font-family: 'Bebas Neue', sans-serif !important;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    font-family: var(--font-family-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.nav-logo a:hover {
    color: var(--primary-color);
}

.nav-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.nav-breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.nav-breadcrumb a:hover {
    color: var(--accent-color);
}

.separator {
    color: var(--text-light);
}

/* Main Portfolio */
.portfolio-main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    padding: 4rem 0;
}

.portfolio-header {
    text-align: center;
    margin-bottom: 4rem;
}

.portfolio-header h1 {
    font-family: var(--font-family-display);
    font-size: 3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.portfolio-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.category-block {
    background: var(--background-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.category-block:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.category-thumbnail {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    position: relative;
    background: var(--background-secondary);
}

.placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--background-secondary) 0%, var(--background-tertiary) 100%);
    color: var(--text-light);
    font-size: 4rem;
    transition: var(--transition);
}

.category-block:hover .placeholder-image {
    color: var(--primary-color);
    transform: scale(1.05);
}

.category-info {
    padding: 1.5rem;
}

.category-info h3 {
    font-family: var(--font-family-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.category-info p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Footer */
.portfolio-footer {
    background: var(--background-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-container {
        padding: 1rem;
    }
    
    .portfolio-main {
        padding: 2rem 0;
    }
    
    .portfolio-header h1 {
        font-size: 2rem;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .nav-breadcrumb {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .portfolio-header h1 {
        font-size: 1.75rem;
    }
    
    .portfolio-subtitle {
        font-size: 1rem;
    }
    
    .category-info {
        padding: 1rem;
    }
    
    .category-info h3 {
        font-size: 1.25rem;
    }
}