/**
 * El Informe - Theme Styles
 * Cumple con criterios.md v1.0
 * 
 * IMPORTANTE: Este tema importa criteria-base.css para cumplir con los
 * estándares universales de maquetación.
 */
@import url('/themes/_shared/criteria-base.css');

:root {
    /* Colors - El Informe: Editorial & Investigative */
    --accent: #7f1d1d;
    /* Define accent for criteria-base */
    --primary-color: #111111;
    /* Ink Black */
    --secondary-color: #7f1d1d;
    /* Deep Burgundy */
    --background-color: #fafafa;
    /* Paper White */
    --surface-color: #ffffff;
    --text-primary: #111111;
    --text-secondary: #4b5563;
    --border-color: #e5e7eb;

    /* Typography */
    --font-heading: 'Merriweather', serif;
    --font-body: 'Merriweather', serif;
    /* Consistent serif for readability */
}

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

body {
    background-color: var(--background-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

/* Accessibility: Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--secondary-color);
    color: white;
    padding: 1rem 2rem;
    z-index: 9999;
    text-decoration: none;
    font-weight: 700;
    transition: top 0.2s;
}

.skip-link:focus {
    top: 0;
}

/* Improved Focus States */
:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 3px;
}

header {
    background: var(--surface-color);
    border-bottom: 2px solid var(--primary-color);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.container {
    max-width: 900px;
    /* Narrower container for better readability */
    margin: 0 auto;
    padding: 0 1.5rem;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--primary-color);
}

.hamburger {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Nav Drawer */
.nav-menu-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 350px;
    max-width: 85%;
    height: 100vh;
    background: var(--surface-color);
    box-shadow: 20px 0 50px rgba(0, 0, 0, 0.05);
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 2000;
    border-right: 1px solid var(--border-color);
}

.nav-menu-container.active {
    transform: translateX(0);
}

.nav-menu-scroll {
    height: calc(100% - 60px);
    overflow-y: auto;
    padding: 2rem;
}

.nav-link {
    display: block;
    padding: 1rem 0;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--secondary-color);
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(4px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Article List - Minimalist */
.article-list {
    margin-top: 3rem;
}

.main-article {
    margin-bottom: 5rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--border-color);
}

.main-article h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin: 1.5rem 0;
    font-weight: 900;
}

.article-meta {
    font-style: italic;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: flex;
    gap: 1.5rem;
}

.article-excerpt {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.secondary-article {
    margin-bottom: 3rem;
}

.secondary-article h2 {
    font-size: 1.8rem;
    margin: 1rem 0;
    font-weight: 800;
}

/* Footer - Focused */
footer {
    border-top: 1px solid var(--primary-color);
    padding: 5rem 0;
    margin-top: 5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
}

.footer-col h4 {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.footer-col a {
    display: block;
    margin-bottom: 1rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.footer-col a:hover {
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .main-article h1 {
        font-size: 2.2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.1rem;
    }

    .hamburger span {
        display: none;
    }

    .main-article h1 {
        font-size: 1.8rem;
    }

    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}