/* =====================================
   ORBIVARA HELP - LANDING PAGE STYLES
   ===================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #3b82f6;
    --color-primary-dark: #1e3a8a;
    --color-primary-light: #dbeafe;
    --color-secondary: #10b981;
    --color-gray-50: #f0f4f8;
    --color-gray-100: #e8ecf1;
    --color-gray-200: #d9e0e9;
    --color-gray-300: #cbd5e1;
    --color-gray-600: #475569;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    --color-white: #ffffff;
    --color-border: #cbd5e1;
    --color-bg-primary: #0f172a;
    --color-bg-secondary: #1e293b;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #e2e8f0;
    background-color: #0f172a;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ===== HEADER ===== */
.header {
    background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.header-content h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.header-content .subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 300;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    flex: 1;
    margin-bottom: var(--spacing-xl);
}

.services-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: #e2e8f0;
    text-align: center;
}

/* ===== CATEGORIES & SERVICES LAYOUT ===== */
.categories-container {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-lg);
    min-height: 600px;
}

/* Category Buttons */
.categories-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    background: #1e293b;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    height: fit-content;
    position: sticky;
    top: var(--spacing-md);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    border: 1px solid #334155;
}

.category-btn {
    padding: var(--spacing-md) var(--spacing-sm);
    background-color: #334155;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: #cbd5e1;
    transition: var(--transition);
    text-align: left;
    white-space: normal;
    word-break: break-word;
}

.category-btn:hover {
    background-color: #475569;
    color: #e2e8f0;
    border-color: #3b82f6;
}

.category-btn.active {
    background-color: #3b82f6;
    color: var(--color-white);
    border-color: #1e3a8a;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
}

/* Services Display Area */
.services-display {
    background: #1e293b;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    border: 1px solid #334155;
}

.service-group {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.service-group.active {
    display: block;
}

.service-group h3 {
    font-size: 1.5rem;
    color: #60a5fa;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid #334155;
}

/* Services List */
.services-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-item {
    background-color: #0f172a;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid #334155;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.service-item:hover {
    border-color: #3b82f6;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
    background-color: #1e293b;
}

.mission-description {
    font-size: 0.85rem;
    color: var(--color-gray-600);
    line-height: 1.5;
    padding: var(--spacing-sm);
    background-color: var(--color-primary-light);
    border-radius: calc(var(--border-radius) / 2);
    border-left: 4px solid var(--color-primary);
}

.mission-description strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.service-item h4 {
    font-size: 1.1rem;
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    margin-top: 0;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    margin-top: var(--spacing-xl);
    border-radius: var(--border-radius);
}

.footer-content p {
    margin: var(--spacing-xs) 0;
    font-size: 0.9rem;
    opacity: 0.9;
}

.footer-content p:first-child {
    font-weight: 600;
    opacity: 1;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .categories-container {
        grid-template-columns: 200px 1fr;
        gap: var(--spacing-md);
    }
    
    .services-list {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .categories-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .categories-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        position: relative;
        top: auto;
    }
    
    .header-content h1 {
        font-size: 2rem;
    }
    
    .services-section h2 {
        font-size: 1.5rem;
    }
    
    .services-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .header-content h1 {
        font-size: 1.5rem;
    }
    
    .header-content .subtitle {
        font-size: 0.95rem;
    }
    
    .services-section h2 {
        font-size: 1.25rem;
    }
    
    .categories-list {
        grid-template-columns: 1fr;
    }
    
    .category-btn {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .service-item {
        padding: var(--spacing-sm);
    }
}