/* ========================================
   SPINANDWINBIG - MINIMALIST EDUCATIONAL DESIGN
   ======================================== */

/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-white: #ffffff;
    --color-primary: #2563eb;
    --color-secondary: #64748b;
    --color-text-dark: #1e293b;
    --color-text-light: #475569;
    --color-border: #e2e8f0;
    --color-background: #f8fafc;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    --font-primary: Arial, Helvetica, sans-serif;
    --max-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-white);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   AGE GATE MODAL
   ======================================== */
.age-gate-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.age-gate-content {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 8px;
    text-align: center;
    max-width: 500px;
    margin: var(--spacing-md);
}

.age-gate-content i {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.age-gate-content h2 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dark);
}

.age-gate-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.age-gate-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
}

.btn-age-confirm,
.btn-age-deny {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-primary);
}

.btn-age-confirm {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-age-confirm:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
}

.btn-age-deny {
    background-color: var(--color-white);
    color: var(--color-text-dark);
}

.btn-age-deny:hover {
    background-color: var(--color-background);
}

.age-gate-warning {
    font-size: 0.9rem;
    color: var(--color-danger);
    font-weight: 600;
}

.age-gate-modal.hidden {
    display: none;
}

/* ========================================
   HEADER
   ======================================== */
.site-header {
    background-color: var(--color-white);
    border-bottom: 2px solid var(--color-border);
    padding: var(--spacing-md) 0;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo i {
    font-size: 1.8rem;
}

.trust-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.badge i {
    color: var(--color-primary);
}

/* ========================================
   NAVIGATION
   ======================================== */
.main-nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
}

.main-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    color: var(--color-text-light);
    font-weight: 500;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.main-nav i {
    font-size: 0.9rem;
}

/* ========================================
   WARNING BANNER
   ======================================== */
.warning-banner {
    background-color: #fef3c7;
    border-top: 2px solid var(--color-warning);
    border-bottom: 2px solid var(--color-warning);
    padding: var(--spacing-sm) 0;
}

.warning-banner .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.warning-banner i {
    color: var(--color-warning);
    font-size: 1.2rem;
}

.warning-banner span {
    color: var(--color-text-dark);
    font-size: 0.95rem;
}

/* ========================================
   MAIN CONTENT
   ======================================== */
.main-content {
    padding: var(--spacing-xl) 0;
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dark);
    line-height: 1.2;
}

.hero-section .lead {
    font-size: 1.2rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto;
}

/* Content Sections */
.content-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.content-section:last-child {
    border-bottom: none;
}

.content-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.content-section h2 i {
    color: var(--color-primary);
    font-size: 1.8rem;
}

.content-section h3 {
    font-size: 1.4rem;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    color: var(--color-text-dark);
}

.content-section h4 {
    font-size: 1.1rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--color-text-dark);
}

.content-section p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.8;
}

.content-section ul,
.content-section ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.content-section li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

/* Info Box */
.info-box {
    background-color: var(--color-background);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.info-box h3 {
    margin-top: 0;
}

.info-box p {
    margin-bottom: 0;
}

.info-box ul {
    margin-bottom: 0;
}

/* Legal Info */
.legal-info {
    margin: var(--spacing-lg) 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.info-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    border-radius: 4px;
    text-align: center;
}

.info-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.info-card h4 {
    margin: var(--spacing-sm) 0;
    font-size: 1.1rem;
    color: var(--color-text-dark);
}

.info-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* Criteria List */
.criteria-list {
    margin: var(--spacing-lg) 0;
}

.criterion {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-radius: 4px;
}

.criterion h3 {
    margin: 0 0 var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.2rem;
}

.criterion h3 i {
    color: var(--color-primary);
}

.criterion p {
    margin-bottom: 0;
}

/* Platforms Grid */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.platform-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    transition: var(--transition);
}

.platform-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-color: var(--color-primary);
}

.platform-header {
    background-color: var(--color-background);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.platform-header h3 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--color-text-dark);
}

.license-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-white);
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 600;
}

.platform-info {
    padding: var(--spacing-md);
}

.platform-info p {
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.platform-info strong {
    color: var(--color-text-dark);
}

.platform-info h4 {
    margin: var(--spacing-md) 0 var(--spacing-sm);
    font-size: 1rem;
    color: var(--color-text-dark);
}

.platform-info ul {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

.platform-info li {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

.platform-actions {
    padding: var(--spacing-md);
    background-color: var(--color-background);
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: var(--spacing-sm);
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.tip-card {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.tip-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.tip-card h3 {
    margin: var(--spacing-sm) 0;
    font-size: 1.1rem;
    color: var(--color-text-dark);
}

.tip-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    font-family: var(--font-primary);
    text-align: center;
    justify-content: center;
}

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

.btn-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
}

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

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

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    background-color: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: 4px;
    text-align: center;
    margin: var(--spacing-xl) 0;
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
}

.cta-section p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
    background-color: var(--color-background);
    border-top: 2px solid var(--color-border);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dark);
}

.footer-section p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: var(--color-text-light);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-section a:hover {
    color: var(--color-primary);
}

.help-logos {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    flex-wrap: wrap;
}

.help-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--color-text-dark);
}

.help-badge i {
    color: var(--color-primary);
}

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

.disclaimer {
    background-color: #fef3c7;
    border: 1px solid var(--color-warning);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--color-text-dark);
}

.copyright {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.age-warning {
    font-size: 0.95rem;
    color: var(--color-danger);
    font-weight: 600;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 1.8rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
    
    .main-nav ul {
        flex-direction: column;
    }
    
    .main-nav a {
        border-bottom: none;
        border-left: 2px solid transparent;
    }
    
    .main-nav a:hover,
    .main-nav a.active {
        border-left-color: var(--color-primary);
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .platforms-grid {
        grid-template-columns: 1fr;
    }
    
    .platform-actions {
        flex-direction: column;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .age-gate-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */
a:focus,
button:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}