/*
Theme Name: CDS 2026
Theme URI: https://cursosdeciberseguridad.com
Description: Tema propio ligero para Cursos de Ciberseguridad. Contenido + blog + AdSense, sin page builders. Rápido y enfocado a SEO y a Core Web Vitals.
Author: Claude Code
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: cds
*/

/* ===== Variables ===== */
:root{
  --navy:#0f1b2d; --navy-2:#172539; --navy-3:#22344f;
  --teal:#22c3b0; --teal-d:#0e9e8d; --teal-b:#5fe6d6;
  --bg:#ffffff; --soft:#f3f6f9; --line:#e4e8ef;
  --text:#1a2433; --muted:#5a6678; --white:#fff;
  --radius:14px; --radius-s:10px; --shadow:0 6px 24px rgba(15,27,45,.10);
  --shadow-h:0 14px 36px rgba(15,27,45,.18);
  --wrap:1200px; --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

/* ===== Reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal-d);text-decoration:none}
a:hover{color:var(--navy)}
h1,h2,h3,h4{line-height:1.22;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em;color:var(--navy)}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.4rem,2.6vw,2rem)}
p{margin:0 0 1em}
ul{margin:0;padding:0}
button{font-family:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:8px;top:8px;background:#fff;padding:8px 14px;border-radius:8px;z-index:9999}

/* ===== Botones ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;background:var(--navy);color:#fff;
  padding:.8em 1.5em;border-radius:999px;font-weight:700;border:2px solid var(--navy);cursor:pointer;
  transition:.18s ease;text-align:center;line-height:1.1}
.btn:hover{background:var(--teal-d);border-color:var(--teal-d);color:#fff;transform:translateY(-1px)}
.btn--teal{background:var(--teal-d);border-color:var(--teal-d)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn--ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.btn--sm{padding:.55em 1.1em;font-size:.9rem}

/* ===== Header ===== */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.22)}
.topbar{background:var(--navy-2);font-size:.82rem;color:#cfd6e2}
.topbar .wrap{display:flex;justify-content:center;align-items:center;gap:18px;min-height:34px;text-align:center}
.topbar strong{color:var(--teal-b)}
.header-main{display:flex;align-items:center;gap:20px;padding:14px 0}
.site-branding img{max-height:52px;width:auto}
.site-branding .site-title{color:#fff;font-size:1.25rem;margin:0;font-weight:800}
.site-branding .site-title b{color:var(--teal-b)}
.header-nav{margin-left:auto}
.icon-actions{display:flex;align-items:center;gap:6px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;
  color:#fff;background:transparent;border:0;transition:.15s;cursor:pointer}
.icon-btn:hover{background:var(--navy-3);color:#fff}
.icon-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2}

/* ===== Navegación ===== */
.cds-menu{list-style:none;display:flex;gap:4px;align-items:center}
.cds-menu li{position:relative}
.cds-menu a{color:#eef2f8;font-weight:600;padding:10px 13px;border-radius:8px;display:block;font-size:.95rem}
.cds-menu a:hover,.cds-menu .current-menu-item>a{color:#fff;background:var(--navy-3)}
.cds-menu .menu-item-has-children>a::after{content:"";display:inline-block;width:7px;height:7px;margin-left:7px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.cds-menu .sub-menu{position:absolute;left:0;top:100%;background:#fff;min-width:240px;border-radius:12px;
  box-shadow:var(--shadow-h);padding:8px;display:none;z-index:50;border:1px solid var(--line)}
.cds-menu li:hover>.sub-menu,.cds-menu li:focus-within>.sub-menu{display:block}
.cds-menu .sub-menu a{color:var(--text);font-weight:500;padding:9px 12px;border-radius:8px}
.cds-menu .sub-menu a:hover{background:var(--soft);color:var(--navy)}
.nav-toggle{display:none}

/* Buscador desplegable */
.header-search{display:none;background:var(--navy-2);padding:14px 0}
.header-search.open{display:block}
.header-search form{display:flex;max-width:680px;margin:0 auto;gap:8px}
.header-search input[type=search]{flex:1;border:0;border-radius:999px;padding:12px 18px;font-size:1rem}
.header-search .btn{flex:none}

/* ===== Hero ===== */
.hero{background:radial-gradient(1200px 500px at 80% -10%,rgba(95,230,214,.18),transparent 60%),linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;padding:72px 0 80px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;bottom:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(95,230,214,.20),transparent 70%)}
.hero .wrap{position:relative;z-index:1;max-width:840px}
.hero .eyebrow{display:inline-block;background:rgba(95,230,214,.16);color:var(--teal-b);font-weight:700;
  padding:6px 14px;border-radius:999px;font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:18px}
.hero h1{color:#fff;margin-bottom:.35em}
.hero h1 span{color:var(--teal-b)}
.hero p.lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:#cdd6e3;max-width:640px;margin-bottom:1.6em}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{display:flex;gap:22px;flex-wrap:wrap;margin-top:30px;color:#aeb9c9;font-size:.9rem}
.hero-trust span{display:flex;align-items:center;gap:8px}
.hero-trust svg{width:18px;height:18px;stroke:var(--teal-b);fill:none;stroke-width:2}

/* ===== Secciones ===== */
.section{padding:58px 0}
.section.soft{background:var(--soft)}
.section-head{text-align:center;max-width:680px;margin:0 auto 38px}
.section-head p{color:var(--muted);margin:0}
.section-head .kicker{color:var(--teal-d);font-weight:800;text-transform:uppercase;letter-spacing:.05em;font-size:.82rem;display:block;margin-bottom:6px}

/* ===== Tarjetas de tema / itinerario ===== */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.topic-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;transition:.2s;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.topic-card:hover{box-shadow:var(--shadow-h);transform:translateY(-3px);border-color:transparent}
.topic-card .ico{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--teal-d),var(--teal));display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.topic-card .ico svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2}
.topic-card h3{font-size:1.12rem;margin-bottom:.4em}
.topic-card h3 a{color:var(--navy)}
.topic-card h3 a:hover{color:var(--teal-d)}
.topic-card p{color:var(--muted);font-size:.92rem;flex:1;margin-bottom:14px}
.topic-card .more{font-weight:700;font-size:.92rem;color:var(--teal-d)}

/* ===== Blog / listados ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.post-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--soft);display:block}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-card .pc-body{padding:18px;display:flex;flex-direction:column;flex:1}
.post-card .pc-cat{color:var(--teal-d);font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;margin-bottom:6px}
.post-card h3{font-size:1.08rem;margin-bottom:.4em}
.post-card h3 a{color:var(--navy)}
.post-card h3 a:hover{color:var(--teal-d)}
.post-card .excerpt{color:var(--muted);font-size:.92rem;flex:1}
.post-card .more{margin-top:12px;font-weight:700}

/* ===== Layout contenido + sidebar ===== */
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 324px;gap:44px;align-items:start}
.main-col{min-width:0}
.sidebar .widget{background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:24px}
.sidebar .widget h4{font-size:1rem;margin:0 0 14px;text-transform:uppercase;letter-spacing:.03em;color:var(--navy)}
.sidebar .widget ul{list-style:none}
.sidebar .widget li{margin-bottom:12px;line-height:1.4}
.sidebar .widget li a{color:var(--text);font-weight:600;font-size:.95rem}
.sidebar .widget li a:hover{color:var(--teal-d)}
.sidebar .sticky{position:sticky;top:84px}
.sidebar .ad-widget{background:transparent;border:0;padding:0}

/* ===== Artículo / página ===== */
.single-hero{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:48px 0}
.single-hero .wrap{max-width:900px}
.single-hero h1{color:#fff;margin-bottom:.25em}
.single-hero .meta{color:#aeb9c9;font-size:.92rem;display:flex;gap:16px;flex-wrap:wrap}
.single-hero .meta a{color:var(--teal-b);font-weight:600}
.entry-content{font-size:1.06rem;color:#26303f}
.entry-content > h1:first-child{display:none} /* el H1 ya está en el hero */
.entry-content h2{font-size:clamp(1.35rem,2.4vw,1.85rem);margin:1.9em 0 .6em;padding-top:.7em;border-top:1px solid var(--line)}
.entry-content h2::after{content:"";display:block;width:52px;height:3px;background:var(--teal);border-radius:2px;margin-top:.5em}
.entry-content h3{font-size:1.25rem;margin:1.5em 0 .4em;color:var(--navy)}
.entry-content > p:first-of-type{font-size:1.13rem;color:#37434f}
.entry-content ul li::marker{color:var(--teal-d)}
.entry-content ol li::marker{color:var(--teal-d);font-weight:700}
.entry-content a[role="button"]:not([href]){display:none}
.entry-content h4{font-size:1.08rem;margin:1.3em 0 .3em}
.entry-content p{margin:0 0 1.15em}
.entry-content ul,.entry-content ol{margin:0 0 1.2em;padding-left:1.35em}
.entry-content li{margin-bottom:.45em}
.entry-content a{color:var(--teal-d);text-decoration:underline;text-underline-offset:2px}
.entry-content a:hover{color:var(--navy)}
.entry-content img{border-radius:var(--radius);margin:1.4em auto}
.entry-content strong{color:var(--navy)}
.entry-content blockquote{border-left:4px solid var(--teal);background:var(--soft);margin:1.5em 0;padding:14px 22px;border-radius:0 10px 10px 0;color:#39465a}
.entry-content blockquote p:last-child{margin:0}
.entry-content table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.95rem}
.entry-content th,.entry-content td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top}
.entry-content th{background:var(--soft);font-weight:700;color:var(--navy)}
.entry-content tr:nth-child(even) td{background:#fafcfd}
.entry-content figure{margin:1.4em 0}
.entry-content code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:.92em}
.entry-content pre{background:var(--navy);color:#e6edf6;padding:18px;border-radius:12px;overflow:auto;margin:1.4em 0}
.entry-content pre code{background:transparent;padding:0;color:inherit}
.entry-content hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* CTA grande dentro del contenido (enlaces sueltos del contenido viejo) */
.entry-content .wp-block-button__link,.entry-content a.button{display:inline-block;background:var(--navy);color:#fff!important;
  padding:.7em 1.4em;border-radius:999px;font-weight:700;text-decoration:none;margin:.4em 0}
.entry-content .wp-block-button__link:hover,.entry-content a.button:hover{background:var(--teal-d)}

/* ===== Anuncios AdSense ===== */
.cds-ad{margin:28px 0;text-align:center;clear:both;overflow:hidden}
.cds-ad ins{display:block}
.cds-ad-label{display:block;font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:#9aa4b2;margin-bottom:4px}
.ad-leaderboard{min-height:120px;margin:0 auto;max-width:970px}

/* ===== Relacionados ===== */
.related-wrap{margin-top:54px;padding-top:40px;border-top:1px solid var(--line)}
.related-wrap > h2{font-size:1.5rem;margin-bottom:22px}

/* ===== Breadcrumb ===== */
.crumbs{color:#aeb9c9;font-size:.85rem;margin-bottom:14px}
.crumbs a{color:var(--teal-b)}

/* ===== Footer ===== */
.site-footer{background:var(--navy);color:#aeb9c9;padding:54px 0 0;margin-top:0}
.footer-cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px;text-transform:uppercase;letter-spacing:.03em}
.site-footer a{color:#aeb9c9}
.site-footer a:hover{color:var(--teal-b)}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:9px}
.foot-brand .site-title{color:#fff;font-size:1.2rem;font-weight:800;display:inline-block;margin-bottom:12px}
.foot-brand .site-title b{color:var(--teal-b)}
.foot-brand .custom-logo-link{display:inline-block;margin-bottom:12px}
.foot-brand img,.foot-brand .custom-logo{max-height:52px;width:auto;max-width:200px;height:auto;object-fit:contain}
.foot-brand p{font-size:.92rem;max-width:340px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;text-align:center;font-size:.85rem}

/* ===== Paginación ===== */
.pagination,.nav-links{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-top:36px}
.page-numbers{background:var(--soft);color:var(--navy);font-weight:700;min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;padding:0 12px}
.page-numbers.current{background:var(--navy);color:#fff}
.page-numbers:hover{background:var(--teal-d);color:#fff}

/* ===== Mapa de certificaciones (roadmap autocontenido) ===== */
.cert-roadmap-outer{max-width:1500px;margin:0 auto;padding:0 14px;overflow-x:auto}
.cert-roadmap{margin:0 auto}
/* La rejilla (.certcontainer) es position:absolute con top:6.2vmax; necesita un
   ancestro posicionado (en Elementor lo daba la sección). Sin él se anclaba al
   viewport y se montaba sobre el hero. Le damos el contexto en .certchart. */
.cert-roadmap .certchart{position:relative}
.map-itin{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}

/* Iconos SVG inline heredados del contenido (FontAwesome): sin tamaño se hinchaban
   a pantalla completa (FAQ, listas). Se limitan al tamaño del texto. */
.entry-content svg{width:1em!important;height:1em!important;max-width:1.1em;max-height:1.1em;display:inline-block;vertical-align:-.125em;fill:var(--teal-d)}

/* ===== Compat contenido heredado de Elementor (resto de páginas) ===== */
.entry-content .elementor-heading-title{margin:.2em 0;line-height:1.25;color:var(--navy);font-weight:800}
.entry-content .elementor-size-xxl{font-size:clamp(1.6rem,3vw,2.2rem)}
.entry-content .elementor-size-xl{font-size:clamp(1.35rem,2.6vw,1.9rem)}
.entry-content .elementor-size-large{font-size:1.4rem}
.entry-content .elementor-size-medium{font-size:1.15rem}
.entry-content .elementor-size-small{font-size:.98rem}
.entry-content .elementor-spacer,.entry-content .elementor-widget-spacer{min-height:14px}
.entry-content .elementor-spacer-inner{height:14px}
.entry-content .elementor-widget-empty,.entry-content .elementor-widget-empty-icon{display:none}
.entry-content .elementor-column,.entry-content .elementor-widget,.entry-content .elementor-widget-container{width:auto!important;max-width:100%}
.entry-content .elementor-button{display:inline-block;background:var(--navy);color:#fff!important;padding:.6em 1.2em;border-radius:999px;text-decoration:none;font-weight:700;margin:.3em 0}
.entry-content .elementor-button:hover{background:var(--teal-d)}

/* ===== Responsive ===== */
@media(max-width:980px){
  .topic-grid,.topic-grid.cols-3{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-cols{grid-template-columns:1fr 1fr}
  .content-layout{grid-template-columns:1fr;gap:0}
  .sidebar{margin-top:40px}
  .sidebar .sticky{position:static}
}
@media(max-width:782px){
  .header-nav{position:fixed;inset:0 0 0 auto;width:min(82vw,330px);background:var(--navy-2);transform:translateX(100%);
    transition:.25s;padding:74px 16px 30px;overflow:auto;box-shadow:-10px 0 40px rgba(0,0,0,.4);z-index:120}
  .header-nav.open{transform:translateX(0)}
  .cds-menu{flex-direction:column;align-items:stretch;gap:2px}
  .cds-menu .sub-menu{position:static;display:block;box-shadow:none;border:0;background:rgba(255,255,255,.05);padding:0 0 0 10px}
  .cds-menu .sub-menu a{color:#cdd6e3}
  .cds-menu .menu-item-has-children>a::after{float:right}
  .nav-toggle{display:inline-flex}
  .nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:110;display:none}
  .nav-overlay.open{display:block}
  .header-main{padding:12px 0}
  .site-branding img{max-height:42px}
}
@media(max-width:560px){
  .topic-grid,.topic-grid.cols-3,.post-grid{grid-template-columns:1fr;gap:14px}
  .footer-cols{grid-template-columns:1fr;gap:26px}
  .section{padding:42px 0}
  .hero{padding:52px 0 58px}
  .single-hero{padding:34px 0}
}