@font-face {
    font-family: 'Outfit Fallback';
    src: local('Arial');
    font-display: swap;
    ascent-override: 95%;
    descent-override: 25%;
    line-gap-override: 0%
}

@font-face {
    font-family: 'Segment UI Fallback';
    src: local('Segoe UI'), local('system-ui'), local('-apple-system');
    ascent-override: 105%;
    descent-override: 20%;
    line-gap-override: 10%;
    size-adjust: 100%
}

:root {
    --bg-base: #030409;
    --bg-glass: rgba(15, 17, 26, 0.6);
    --bg-glass-hover: rgba(25, 28, 41, 0.8);
    --text-primary: #f8fafc;
    --text-secondary: #b0bec5;
    --accent-primary: #3b82f6;
    --accent-success: #10b981;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;
    --accent-purple: #8b5cf6;
    --accent-gold: #fbbf24;
    --border-glass: 1px solid rgba(255, 255, 255, 0.08);
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-main: 'Outfit', 'Outfit Fallback', system-ui, sans-serif;
    --font-display: 'Plus Jakarta Sans', 'Outfit Fallback', system-ui, sans-serif;
    --radius-std: 1rem;
    --space-unit: 1rem;
    --space-xs: calc(var(--space-unit) * 0.5);
    --space-md: var(--space-unit);
    --space-lg: calc(var(--space-unit) * 1.618);
    --space-xl: calc(var(--space-unit) * 2.618);
    --content-max-width: min(90vw, 1300px);
}

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

body {
    background-color: var(--bg-base);
    background-image: radial-gradient(circle at 15% 0%, rgba(59, 130, 246, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 50% 100%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

.pilar-wrapper {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.guide-hero {
    background: linear-gradient(135deg, #1d4ed8 0%, #7c3aed 100%);
    margin-top: 1rem;
    width: min(90vw, 1300px);
}

.guide-main {
    padding-top: 1.2rem;
}

.pilar-content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.pilar-content h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pilar-content h2::after {
    content: '';
    flex-grow: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), transparent);
}

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

.pilar-content ul,
.pilar-content ol {
    margin: 1rem 0 1.5rem 1.5rem;
}

.pilar-content li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.pilar-content strong {
    color: var(--text-primary);
    font-weight: 700;
}

.resumen-bait {
    background: rgba(16, 185, 129, 0.1);
    border: var(--border-glass);
    border-left: 4px solid var(--accent-success);
    padding: 1.5rem;
    border-radius: var(--radius-std);
    margin: 2rem 0;
    line-height: 1.7;
    backdrop-filter: blur(10px);
}

.resumen-bait strong {
    color: var(--accent-success);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: var(--bg-glass);
    border: var(--border-glass);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-std);
    overflow: hidden;
    box-shadow: var(--shadow-glass);
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-table th {
    background: rgba(59, 130, 246, 0.15);
    color: var(--text-primary);
    font-weight: 700;
    font-family: var(--font-display);
}

.comparison-table td {
    color: var(--text-secondary);
}

.comparison-table tr:hover td {
    background: rgba(59, 130, 246, 0.05);
}

.cta-box {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.1));
    border: var(--border-glass);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius-std);
    text-align: center;
    margin: 3rem 0;
    box-shadow: var(--shadow-glass);
}

.cta-box h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

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

.faq-section {
    margin-top: 3rem;
}

.faq-item {
    background: var(--bg-glass);
    border: var(--border-glass);
    border-radius: var(--radius-std);
    padding: 0;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.faq-item[open] {
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: var(--shadow-glass);
}

.faq-item summary {
    padding: 1.2rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-weight: 600;
    transition: background 0.2s;
    font-size: 0.95rem;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::before {
    content: '+';
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--accent-primary);
    min-width: 1.5rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.faq-item[open] summary::before {
    content: '−';
    color: var(--accent-success);
}

.faq-item summary:hover {
    background: rgba(255, 255, 255, 0.03);
}

.faq-item p {
    padding: 0 1.2rem 1rem calc(1.2rem + 1.5rem);
    margin: 0;
}

.authority-section {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.1));
    border: var(--border-glass);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius-std);
    margin-top: 3rem;
    box-shadow: var(--shadow-glass);
}

.authority-section h2 {
    margin-top: 0;
}

.authority-section ul {
    list-style: none;
    margin-left: 0;
}

.authority-section li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.authority-section li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-success);
    font-weight: bold;
}

@media (max-width: 768px) {
    .pilar-content h2 {
        font-size: 1.4rem;
    }

    .comparison-table {
        font-size: 0.9rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem;
    }
}

.site-footer {
    margin-top: 5rem;
    padding: 4rem 1rem 2rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: min(90vw, 1300px);
    margin: 0 auto;
    text-align: left;
}

@media (min-width: 600px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

@media (min-width: 900px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 3rem;
    }
}

.footer-brand h3 {
    color: white;
    font-family: var(--font-display);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.footer-col h4 {
    color: var(--accent-primary);
    font-family: var(--font-display);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    margin-bottom: 1.5rem;
}

.footer-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    max-width: 900px;
    margin: 2rem auto 0 auto;
    font-size: 0.75rem;
    line-height: 1.6;
    opacity: 0.6;
    text-align: center;
}

.footer-bottom-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.footer-bottom-links a {
    color: var(--accent-purple);
    text-decoration: none;
    font-size: 0.75rem;
    transition: color 0.3s;
}

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

.disclaimer {
    max-width: 800px;
    margin: 2rem auto 1.5rem auto;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-std);
    line-height: 1.6;
    color: #9ca3af;
    font-size: 0.85rem;
    text-align: center;
}