/*
Theme Name: Bursitia Pro Final
Theme URI: https://www.bursitia.com/
Description: Tema premium definitivo. Layout Magazine (v2) + Menú Multinivel Adaptable (v2.1).
Version: 3.0.0
Author: Desarrollo Bursitia
Text Domain: bursitia
*/

:root {
    --c-primary: #0f172a;
    --c-secondary: #1e293b;
    --c-accent: #0b7a2d;
    --c-yt-red: #ea3323;
    --c-bg: #f8fafc;
    --c-surface: #ffffff;
    --c-border: #e2e8f0;
    --c-text-muted: #64748b;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --max-w: 1320px;
    --radius: 8px;
    --transition: all 0.2s ease-in-out;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-body); color: var(--c-primary); background-color: var(--c-bg); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: var(--c-accent); transition: var(--transition); }
a:hover { color: var(--c-primary); }
img { max-width: 100%; height: auto; display: block; border-radius: 4px; }
ul { list-style: none; }
.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* ================= HEADER & LOGO ================= */
.site-header { background: var(--c-surface); border-bottom: 1px solid var(--c-border); position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 20px rgba(0,0,0,0.03); }
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 90px; }
.brand-logo-container { display: flex; align-items: center; max-width: 260px; }
.brand-logo, .custom-logo-link { display: flex; align-items: center; display: block; }
/* Forzamos las proporciones tanto para la clase nativa de WP como para el fallback */
.custom-logo, .brand-logo img { max-height: 50px !important; width: auto !important; object-fit: contain; }
.brand-logo .logo-fallback { font-size: 28px; font-weight: 800; color: var(--c-primary); letter-spacing: -0.5px; }
.brand-logo .logo-fallback span { color: var(--c-accent); }

/* ================= NAVEGACIÓN DESKTOP & DROPDOWNS ================= */
.desktop-nav { display: flex; align-items: center; gap: 2vw; height: 100%; flex-grow: 1; justify-content: flex-end; }
.desktop-nav ul { display: flex; gap: 1.5rem; align-items: center; margin: 0; padding: 0; height: 100%; }
.desktop-nav li { position: relative; height: 100%; display: flex; align-items: center; }

/* Evitamos que el texto del primer nivel se rompa en dos líneas */
.desktop-nav > ul > li > a { color: var(--c-secondary); font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; display: flex; align-items: center; gap: 6px; height: 100%; white-space: nowrap; }
.desktop-nav a:hover { color: var(--c-accent); }

.desktop-nav .menu-item-has-children > a::after {
    content: ""; display: inline-block; width: 0; height: 0;
    border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 5px solid currentColor;
    opacity: 0.6; transition: transform 0.2s ease;
}
.desktop-nav .menu-item-has-children:hover > a::after { transform: rotate(180deg); }

/* Submenú Adaptable */
.desktop-nav .sub-menu {
    position: absolute; top: 100%; left: 0; background: var(--c-surface);
    min-width: 220px; width: max-content; 
    height: max-content !important; /* El fondo bajará hasta el último ítem */
    box-shadow: 0 10px 30px rgba(0,0,0,0.1); border: 1px solid var(--c-border); border-radius: 0 0 var(--radius) var(--radius);
    border-top: 3px solid var(--c-accent); padding: 10px 0;
    display: flex; flex-direction: column; gap: 0;
    opacity: 0; visibility: hidden; transform: translateY(15px); transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1); z-index: 100;
}
.desktop-nav li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.desktop-nav .sub-menu .sub-menu { top: -3px; left: 100%; border-top: 1px solid var(--c-border); border-radius: var(--radius); }
.desktop-nav .sub-menu li { 
    display: block; 
    width: 100%; 
    margin: 0; 
    padding: 0; 
    line-height: normal; 
}
.desktop-nav .sub-menu a {
    display: block; /* Obliga a respetar el padding vertical */
    padding: 14px 22px; 
    text-transform: none; 
    font-size: 15px; 
    font-weight: 500; 
    color: var(--c-secondary);
    border-bottom: 1px solid var(--c-bg); 
    white-space: normal; /* Permite que el texto baje de línea si es muy largo sin salirse del fondo */
    line-height: 1.4;
    width: 100%;
}
.desktop-nav .sub-menu li:last-child > a { border-bottom: none; }
.desktop-nav .sub-menu a:hover { background: var(--c-bg); color: var(--c-accent); padding-left: 25px; }
.desktop-nav .sub-menu .menu-item-has-children > a::after { margin-left: auto; transform: rotate(-90deg); }
.desktop-nav .sub-menu .menu-item-has-children:hover > a::after { transform: rotate(-90deg) scale(1.2); }

.yt-subscribe-btn { background: var(--c-yt-red); color: white !important; padding: 10px 20px; border-radius: 30px; font-weight: 700; font-size: 14px; display: inline-flex; align-items: center; gap: 8px; box-shadow: 0 4px 14px rgba(234, 51, 35, 0.3); height: auto !important; }
.yt-subscribe-btn:hover { background: #d02011; transform: translateY(-2px); color: white; }
.yt-subscribe-btn::after { display: none !important; }

/* Menú Móvil */
.mobile-menu-btn { display: none; background: none; border: none; font-size: 24px; cursor: pointer; color: var(--c-primary); }

/* ================= ESTRUCTURA HOMEPAGE (MAGAZINE) ================= */
.section-title { font-size: 22px; font-weight: 800; border-bottom: 3px solid var(--c-primary); padding-bottom: 10px; margin: 40px 0 25px; text-transform: uppercase; display: flex; justify-content: space-between; align-items: flex-end; }
.section-title a { font-size: 13px; font-weight: 600; color: var(--c-accent); text-transform:none; }
.hero-magazine { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; margin-top: 30px; }
.hero-card { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--c-surface); display: flex; flex-direction: column; }
.hero-card.main { grid-row: span 2; min-height: 500px; }
.hero-card.main .card-img { height: 100%; position: absolute; inset: 0; object-fit: cover; width: 100%; }
.hero-card.main .card-content { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(15, 23, 42, 0.95) 80%); padding: 40px 30px 25px; color: white; }
.hero-card.main h2 { font-size: 32px; font-weight: 800; line-height: 1.2; margin-bottom: 10px; color: white; }
.hero-card.main a { color: white; }
.hero-card.sub { flex-direction: row; height: 240px; border: 1px solid var(--c-border); }
.hero-card.sub .card-img { width: 40%; object-fit: cover; }
.hero-card.sub .card-content { padding: 20px; width: 60%; display: flex; flex-direction: column; justify-content: center; }
.hero-card.sub h3 { font-size: 18px; line-height: 1.3; margin-bottom: 10px; color: var(--c-primary); }
.cat-tag { display: inline-block; background: var(--c-accent); color: white; font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 4px; text-transform: uppercase; margin-bottom: 12px; }
.cat-tag.yt { background: var(--c-yt-red); }
.cat-tag.finance { background: #059669; }
.cat-tag.tech { background: #0f172a; }
.category-blocks { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; margin-bottom: 50px; }
.article-list-item { display: grid; grid-template-columns: 100px 1fr; gap: 15px; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--c-border); }
.article-list-item:last-child { border: none; margin-bottom: 0; padding-bottom: 0; }
.article-list-item img { width: 100px; height: 100px; object-fit: cover; border-radius: var(--radius); }
.article-list-item h4 { font-size: 16px; margin-bottom: 5px; }

/* ZONA EXCLUSIVA YOUTUBE */
.youtube-spotlight { background: var(--c-primary); color: white; padding: 60px 0; margin: 40px 0; }
.youtube-spotlight .section-title { border-bottom-color: rgba(255,255,255,0.2); color: white; margin-top: 0; }
.yt-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 30px; }
.yt-main-video { background: black; border-radius: var(--radius); overflow: hidden; aspect-ratio: 16/9; }
.yt-playlist { display: flex; flex-direction: column; gap: 15px; }
.yt-item { display: flex; gap: 15px; background: rgba(255,255,255,0.05); padding: 15px; border-radius: var(--radius); }

/* Responsive */
@media (max-width: 992px) {
    .desktop-nav { position: fixed; top: 90px; left: -100%; width: 100%; height: calc(100vh - 90px); background: var(--c-surface); flex-direction: column; align-items: flex-start; padding: 30px; transition: var(--transition); overflow-y: auto; display: block; z-index: 999; }
    .desktop-nav ul { flex-direction: column; width: 100%; align-items: flex-start; height: auto; }
    .desktop-nav li { width: 100%; flex-direction: column; align-items: flex-start; }
    .desktop-nav a { width: 100%; justify-content: space-between; padding: 15px 0; border-bottom: 1px solid var(--c-border); white-space: normal; }
    .mobile-menu-btn { display: block; }
    body.menu-open .desktop-nav { left: 0; }
    .desktop-nav .sub-menu { position: relative; top: 0; transform: none; box-shadow: none; border: none; border-left: 2px solid var(--c-accent); border-radius: 0; padding: 0 0 0 15px; margin: 0; width: 100%; display: none; opacity: 1; visibility: visible; }
    .desktop-nav .sub-menu .sub-menu { left: 0; top: 0; border-top: none; }
    .desktop-nav li.mobile-dropdown-open > .sub-menu { display: block; animation: slideDown 0.3s ease; }
    .desktop-nav li.mobile-dropdown-open > a::after { transform: rotate(180deg); }
    .hero-magazine { grid-template-columns: 1fr; }
    .category-blocks { grid-template-columns: 1fr; }
    .yt-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .hero-card.sub { flex-direction: column; height: auto; }
    .hero-card.sub .card-img { width: 100%; height: 200px; }
    .hero-card.sub .card-content { width: 100%; }
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }