/* HandigeInformatie.nl - Dark Mode, Mobile-First */

:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --bg-card: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #6b6b6b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    --border: #2e2e2e;
    --gradient-start: #3b82f6;
    --gradient-end: #8b5cf6;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

@media (min-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}

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

.text-gradient {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 20px var(--accent-glow);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Header */
.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

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

.logo-accent {
    color: var(--accent);
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: 0.2s;
}

.nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    list-style: none;
    padding: 1rem;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-menu.active {
    display: flex;
}

.nav-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
}

.nav-menu a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .nav-toggle { display: none; }
    
    .nav-menu {
        display: flex;
        position: static;
        flex-direction: row;
        background: none;
        border: none;
        padding: 0;
        gap: 0.25rem;
    }
    
    .nav-menu a {
        padding: 0.5rem 1rem;
    }
}

/* Hero */
.hero {
    padding: 3rem 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero h1 {
    margin-bottom: 1rem;
}

.hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.hero-search {
    margin-bottom: 2rem;
}

.hero-search form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 500px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 1rem;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

@media (min-width: 768px) {
    .hero { padding: 5rem 0; }
    
    .hero-search form {
        flex-direction: row;
    }
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Sections */
.section {
    padding: 3rem 0;
}

.section-title {
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
}

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s;
    color: var(--text-primary);
}

.category-card:hover {
    border-color: var(--card-color, var(--accent));
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    color: var(--text-primary);
}

.category-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.75rem;
}

.category-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.category-card p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .tips-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .tips-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.tip-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.3s;
}

.tip-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.tip-card.featured {
    border-color: var(--accent);
}

.tip-image {
    height: 150px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-tertiary);
}

.tip-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.tip-content {
    padding: 1.25rem;
}

.tip-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: color-mix(in srgb, var(--cat-color, var(--accent)) 20%, transparent);
    color: var(--cat-color, var(--accent));
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.tip-content h3 {
    margin-bottom: 0.5rem;
}

.tip-content h3 a {
    color: var(--text-primary);
}

.tip-content h3 a:hover {
    color: var(--accent);
}

.tip-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.tip-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.difficulty {
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-weight: 500;
}

.difficulty-makkelijk { background: rgba(34, 197, 94, 0.2); color: #22c55e; }
.difficulty-gemiddeld { background: rgba(245, 158, 11, 0.2); color: #f59e0b; }
.difficulty-gevorderd { background: rgba(239, 68, 68, 0.2); color: #ef4444; }

/* Page Header */
.page-header {
    background: var(--bg-secondary);
    padding: 3rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.page-header h1 {
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--text-secondary);
}

.category-header {
    background: linear-gradient(135deg, color-mix(in srgb, var(--cat-color) 10%, var(--bg-secondary)), var(--bg-secondary));
}

.category-icon-large {
    font-size: 4rem;
    display: block;
    margin-bottom: 1rem;
}

/* Filters */
.filters {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.filter-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

@media (min-width: 768px) {
    .filter-form {
        flex-direction: row;
        align-items: flex-end;
    }
}

.filter-group {
    flex: 1;
}

.filter-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.search-group {
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
}

.search-group input {
    flex: 1;
}

/* Tip Detail */
.tip-detail .tip-header {
    background: var(--bg-secondary);
    padding: 2rem 0;
    border-bottom: 1px solid var(--border);
}

.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.breadcrumb a {
    color: var(--text-muted);
}

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

.tip-detail h1 {
    margin: 1rem 0;
}

.tip-summary {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.tip-meta-header {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.like-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
}

.like-btn:hover {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.tip-hero-image {
    max-height: 400px;
    overflow: hidden;
}

.tip-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tip-body {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 0;
}

@media (min-width: 1024px) {
    .tip-body {
        grid-template-columns: 1fr 300px;
    }
}

.tip-content-main {
    min-width: 0;
}

.content-text {
    font-size: 1.05rem;
    line-height: 1.8;
}

.content-text p {
    margin-bottom: 1rem;
}

.tip-steps {
    margin-top: 2rem;
}

.steps-list {
    counter-reset: step;
    list-style: none;
}

.step {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 2rem;
    counter-increment: step;
}

.step::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 2rem;
    height: 2rem;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.step h3 {
    margin-bottom: 0.5rem;
}

.step img {
    max-width: 100%;
    border-radius: var(--radius-sm);
    margin-top: 1rem;
}

/* Sidebar */
.tip-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.sidebar-card h3 {
    margin-bottom: 1rem;
    font-size: 1rem;
}

.info-list {
    list-style: none;
}

.info-list li {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

.info-list li:last-child {
    border: none;
}

.info-list .label {
    color: var(--text-muted);
}

.share-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.share-btn {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 500;
    color: white;
}

.share-btn.twitter { background: #1da1f2; }
.share-btn.facebook { background: #4267b2; }
.share-btn.whatsapp { background: #25d366; }

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-info h2 {
    margin-bottom: 1rem;
}

.contact-cards {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.info-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.info-card h3 {
    margin-bottom: 0.5rem;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.success-message {
    text-align: center;
    padding: 3rem;
    background: var(--bg-card);
    border: 1px solid var(--success);
    border-radius: var(--radius);
}

.success-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    display: block;
}

.success-message h3 {
    margin-bottom: 0.5rem;
}

.success-message p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* About */
.about-content {
    max-width: 800px;
}

.about-text h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.about-text h2:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.feature h3 {
    margin-bottom: 0.5rem;
}

.feature p {
    font-size: 0.9rem;
}

.cta-box {
    background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 15%, var(--bg-card)), var(--bg-card));
    border: 1px solid var(--accent);
    border-radius: var(--radius);
    padding: 2rem;
    margin-top: 2rem;
    text-align: center;
}

.cta-box h3 {
    margin-bottom: 0.5rem;
}

.cta-box p {
    margin-bottom: 1.5rem;
}

/* Search */
.search-form-large {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 600px;
    margin: 1.5rem auto 0;
}

@media (min-width: 640px) {
    .search-form-large {
        flex-direction: row;
    }
}

.search-input-large {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 1.1rem;
}

.search-input-large:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-results-count {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.search-suggestions {
    text-align: center;
    padding: 3rem 0;
}

.search-suggestions h2 {
    margin-bottom: 1.5rem;
}

.suggestion-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.tag {
    padding: 0.5rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-primary);
    transition: all 0.2s;
}

.tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 1rem;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1.5rem;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 1rem;
}

.footer-ecosystem {
    margin-top: 0.5rem;
}

.footer-links h4 {
    margin-bottom: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}