/* ============================================
   HOLLAND'S INZICHT - AI TOOLS PLATFORM
   Universal styles for all AI tools
   ============================================ */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    min-height: 100vh;
    color: #1f2937;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   NAVIGATION (Shared across all tools)
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: #1f2937;
    text-decoration: none;
    transition: color 0.3s ease;
}

.logo:hover {
    color: #2563eb;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    font-weight: 700;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 24px;
    height: 3px;
    background: #1f2937;
    border-radius: 9999px;
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: #4b5563;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    text-decoration: none;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: #2563eb;
    background: #f0f9ff;
}

.btn-primary-nav {
    background: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 9999px;
}

.btn-primary-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* ============================================
   HUB PAGE STYLES
   ============================================ */

.hub-header {
    text-align: center;
    padding: 8rem 2rem 3rem;
    margin: 0 -2rem 3rem;
    border-radius: 0 0 2rem 2rem;
}

.back-link-container {
    margin-bottom: 2rem;
}

.back-link {
    display: inline-block;
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

.back-link:hover {
    transform: translateX(-4px);
}

.hub-header h1 {
    font-size: 3rem;
    color: #1e40af;
    margin-bottom: 1rem;
}

.hub-subtitle {
    font-size: 1.5rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

.demo-badge-large {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1e40af;
    padding: 1rem 2rem;
    border-radius: 1rem;
    font-weight: 600;
    border: 2px solid #3b82f6;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.tool-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 2px solid #e5e7eb;
}

.tool-card:hover {
    transform: translateY(-8px);
    border-color: #2563eb;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.tool-card.featured {
    border-color: #fbbf24;
    background: linear-gradient(135deg, #ffffff 0%, #fef3c7 100%);
}

.tool-card.disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.tool-card.disabled:hover {
    transform: none;
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
}

.tool-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.tool-card h3 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    color: #1f2937;
}

.tool-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.tool-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.tool-features li {
    padding: 0.5rem 0;
    color: #4b5563;
    font-size: 0.95rem;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.badge.demo {
    background: #dbeafe;
    color: #1e40af;
}

.badge.free {
    background: #d1fae5;
    color: #065f46;
}

.badge.coming-soon {
    background: #f3f4f6;
    color: #6b7280;
}

.btn {
    display: block;
    width: 100%;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    color: white;
    text-decoration: none;
    text-align: center;
    border: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}

.btn.disabled {
    background: #d1d5db;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn.disabled:hover {
    transform: none;
    box-shadow: none;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    color: white;
    padding: 4rem 3rem;
    border-radius: 2rem;
    text-align: center;
    margin-bottom: 4rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.05rem;
    font-weight: 500;
}

.feature-icon {
    font-size: 1.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-large,
.btn-secondary-large {
    padding: 1.25rem 3rem;
    font-size: 1.25rem;
    border-radius: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary-large {
    background: white;
    color: #2563eb;
}

.btn-primary-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
}

.btn-secondary-large {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary-large:hover {
    background: white;
    color: #2563eb;
}

/* Footer */
.footer {
    background: #1f2937;
    color: #d1d5db;
    padding: 3rem 2rem 2rem;
    border-radius: 2rem 2rem 0 0;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-contact {
    margin-bottom: 2rem;
}

.footer-contact p {
    margin: 0.5rem 0;
    color: #9ca3af;
}

.footer-contact a {
    color: #d1d5db;
    text-decoration: none;
}

.footer-contact a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    margin-top: 2rem;
    color: #9ca3af;
}

.footer-bottom p {
    margin: 0;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    body {
        padding: 1rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    /* Mobile Navigation */
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        overflow-y: auto;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .nav-link {
        display: block;
        width: 100%;
    }
    
    /* Hub Header Mobile */
    .hub-header {
        padding: 6rem 1rem 2rem;
    }
    
    .hub-header h1 {
        font-size: 2rem;
    }
    
    .hub-subtitle {
        font-size: 1.1rem;
    }
    
    /* Tools Grid Mobile */
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* CTA Mobile */
    .cta-section {
        padding: 2rem 1.5rem;
    }
    
    .cta-content h2 {
        font-size: 1.75rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    .cta-features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hub-header h1 {
        font-size: 1.5rem;
    }
    
    .tool-card {
        padding: 1.5rem;
    }
    
    .tool-icon {
        font-size: 2.5rem;
    }
}