/* ==========================================================
   Control Horario Online — diseño editorial neutro.

   Paleta:
     navy   #0b2545  (texto fuerte, navbar, hero)
     deep   #13315c  (acentos secundarios)
     ink    #1e293b  (texto base)
     gray   #475569  (texto secundario)
     line   #e2e8f0  (bordes)
     bg     #f8fafc  (fondo neutro)
     white  #ffffff
     accent #1e9e6a  (CTA — verde institucional, transmite confianza)
     accent-dark #157a52
     amber  #f59e0b  (highlight box "herramienta recomendada")
   ========================================================== */

:root {
    --cho-navy: #0b2545;
    --cho-deep: #13315c;
    --cho-ink: #1e293b;
    --cho-gray: #475569;
    --cho-gray-2: #64748b;
    --cho-line: #e2e8f0;
    --cho-bg: #f8fafc;
    --cho-white: #ffffff;
    --cho-accent: #1e9e6a;
    --cho-accent-dark: #157a52;
    --cho-amber: #f59e0b;
    --cho-amber-soft: #fef3c7;
    --cho-blue-soft: #eff6ff;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--cho-white);
    color: var(--cho-ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, "Helvetica Neue", Arial, sans-serif;
    font-size: 17px;
    line-height: 1.65;
}

h1, h2, h3, h4, h5, h6 {
    font-family: Georgia, "Times New Roman", serif;
    color: var(--cho-navy);
    letter-spacing: -0.01em;
    line-height: 1.25;
    margin-top: 0;
}
h1 { font-size: 2.4rem; margin-bottom: 1rem; }
h2 { font-size: 1.75rem; margin: 2.5rem 0 1rem; }
h3 { font-size: 1.3rem; margin: 1.75rem 0 0.75rem; }
h4 { font-size: 1.1rem; margin: 1.25rem 0 0.5rem; }

p { margin: 0 0 1rem; }
a { color: var(--cho-deep); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--cho-navy); text-decoration-thickness: 2px; }

.container { max-width: 1640px; margin: 0 auto; padding: 0 1.75rem; }
.container-narrow { max-width: 1480px; margin: 0 auto; padding: 0 1.75rem; }

ul, ol { padding-left: 1.25rem; }
ul li, ol li { margin-bottom: 0.4rem; }

/* ===== Navbar ===== */
.cho-navbar {
    background: var(--cho-navy);
    color: var(--cho-white);
    padding: 0.85rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.cho-navbar a { color: var(--cho-white); text-decoration: none; }
.cho-navbar .navbar-brand, .cho-navbar .nav-link, .cho-navbar .dropdown-item { font-family: -apple-system, "Segoe UI", Roboto, sans-serif; }
.cho-brand-text { font-size: 1.1rem; }
.cho-navbar .nav-link:hover { color: var(--cho-amber); }
.cho-navbar .dropdown-menu {
    background: var(--cho-white);
    border: 1px solid var(--cho-line);
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(11,37,69,0.15);
}
.cho-navbar .dropdown-menu .dropdown-item { color: var(--cho-ink); }
.cho-navbar .dropdown-menu .dropdown-item:hover { background: var(--cho-blue-soft); color: var(--cho-navy); }

.btn-cho-accent {
    display: inline-block;
    background: var(--cho-accent);
    color: var(--cho-white) !important;
    padding: 0.55rem 1.1rem;
    border-radius: 6px;
    text-decoration: none !important;
    font-weight: 600;
    border: 0;
    transition: background 0.15s ease;
}
.btn-cho-accent:hover { background: var(--cho-accent-dark); color: var(--cho-white) !important; }

.btn-cho-outline {
    display: inline-block;
    background: transparent;
    color: var(--cho-navy);
    padding: 0.55rem 1.1rem;
    border-radius: 6px;
    text-decoration: none !important;
    font-weight: 600;
    border: 1.5px solid var(--cho-navy);
    transition: background 0.15s ease;
}
.btn-cho-outline:hover { background: var(--cho-navy); color: var(--cho-white); }

/* ===== Hero ===== */
.cho-hero {
    background: linear-gradient(135deg, var(--cho-navy) 0%, var(--cho-deep) 100%);
    color: var(--cho-white);
    padding: 4rem 0 4.5rem;
}
.cho-hero h1 { color: var(--cho-white); font-size: 2.6rem; }
.cho-hero .cho-hero-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.85rem;
    color: var(--cho-amber);
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.cho-hero .cho-hero-lead {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    max-width: 720px;
    margin-bottom: 1.5rem;
}
.cho-hero .cho-hero-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
    color: rgba(255,255,255,0.75);
    font-size: 0.92rem;
}
.cho-hero .cho-hero-meta span { display: inline-flex; align-items: center; gap: 0.4rem; }

/* ===== Breadcrumbs ===== */
.cho-breadcrumbs {
    background: var(--cho-bg);
    border-bottom: 1px solid var(--cho-line);
    padding: 0.75rem 0;
    font-size: 0.9rem;
}
.cho-breadcrumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cho-breadcrumbs li::after { content: '›'; margin-left: 0.5rem; color: var(--cho-gray-2); }
.cho-breadcrumbs li:last-child::after { content: ''; }
.cho-breadcrumbs a { color: var(--cho-gray); text-decoration: none; }
.cho-breadcrumbs a:hover { color: var(--cho-navy); text-decoration: underline; }
.cho-breadcrumbs li:last-child { color: var(--cho-ink); font-weight: 600; }

/* ===== Article body ===== */
.cho-article { padding: 3rem 0 4rem; }
.cho-article .lead { font-size: 1.18rem; color: var(--cho-gray); margin-bottom: 1.5rem; }
.cho-article blockquote {
    border-left: 3px solid var(--cho-accent);
    padding: 0.5rem 0 0.5rem 1.25rem;
    margin: 1.5rem 0;
    color: var(--cho-gray);
    font-style: italic;
}

/* ===== Caja "herramienta recomendada" (amber soft) ===== */
.cho-tool-box {
    background: var(--cho-amber-soft);
    border: 1px solid #fcd34d;
    border-left: 4px solid var(--cho-amber);
    padding: 1.5rem 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
}
.cho-tool-box h3 { margin-top: 0; color: var(--cho-navy); font-size: 1.15rem; font-family: -apple-system, sans-serif; }
.cho-tool-box p { color: var(--cho-ink); margin-bottom: 0.85rem; }

/* ===== Disclosure de patrocinio bajo CTAs ===== */
.cho-cta-disclosure {
    font-size: 0.78rem;
    color: var(--cho-gray-2);
    margin: 0.75rem 0 0;
    font-style: italic;
}
.cho-cta-disclosure a { color: var(--cho-gray); text-decoration: underline; }
.cho-cta-final .cho-cta-disclosure { color: rgba(255,255,255,0.65); }
.cho-cta-final .cho-cta-disclosure a { color: rgba(255,255,255,0.85); }

/* ===== Byline editorial (EEAT) ===== */
.cho-byline {
    background: var(--cho-bg);
    border-left: 3px solid var(--cho-deep);
    padding: 1rem 1.2rem;
    margin: 2rem 0;
    border-radius: 0 6px 6px 0;
}
.cho-byline-meta { color: var(--cho-ink); margin-bottom: 0.5rem; font-size: 0.95rem; }
.cho-byline-disclaimer { color: var(--cho-gray); font-size: 0.88rem; margin: 0; }

/* ===== Tabla de contenidos ===== */
.cho-toc {
    background: var(--cho-blue-soft);
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0 2rem;
}
.cho-toc h3 { margin: 0 0 0.5rem; font-size: 1rem; font-family: -apple-system, sans-serif; text-transform: uppercase; letter-spacing: 0.06em; color: var(--cho-navy); }
.cho-toc ol { margin: 0; padding-left: 1.25rem; columns: 2; column-gap: 1.5rem; }
.cho-toc li { margin-bottom: 0.4rem; break-inside: avoid; }
.cho-toc a { color: var(--cho-deep); text-decoration: none; }
.cho-toc a:hover { text-decoration: underline; }
@media (max-width: 768px) {
    .cho-toc ol { columns: 1; }
}

/* ===== CTA inline (mid-content y final) ===== */
.cho-cta-inline {
    background: var(--cho-blue-soft);
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
}
.cho-cta-inline.cho-cta-final {
    background: linear-gradient(135deg, var(--cho-deep) 0%, var(--cho-navy) 100%);
    border: 0;
    color: var(--cho-white);
    padding: 2.5rem 2rem;
    text-align: center;
}
.cho-cta-inline.cho-cta-final h3 { color: var(--cho-white); }
.cho-cta-inline.cho-cta-final p { color: rgba(255,255,255,0.85); margin-bottom: 1.25rem; }

/* ===== Banner inline discreto ===== */
.cho-banner-inline {
    background: var(--cho-white);
    border: 1px solid var(--cho-line);
    border-radius: 6px;
    padding: 0.85rem 1.1rem;
    margin: 1.5rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.cho-banner-inline span { color: var(--cho-gray); font-size: 0.95rem; }

/* ===== Tablas comparativas ===== */
.cho-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.95rem; }
.cho-table th, .cho-table td { border: 1px solid var(--cho-line); padding: 0.7rem 0.85rem; text-align: left; }
.cho-table th { background: var(--cho-bg); color: var(--cho-navy); font-weight: 600; }
.cho-table tr:nth-child(even) td { background: #fafbfc; }
.cho-table .cho-highlight { background: var(--cho-amber-soft) !important; font-weight: 600; }

/* ===== Lista checklist ===== */
.cho-checklist { list-style: none; padding-left: 0; }
.cho-checklist li {
    padding-left: 1.7rem;
    position: relative;
    margin-bottom: 0.6rem;
}
.cho-checklist li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--cho-accent);
    font-weight: 700;
    font-size: 1.05rem;
}

.cho-cross { list-style: none; padding-left: 0; }
.cho-cross li {
    padding-left: 1.7rem;
    position: relative;
    margin-bottom: 0.6rem;
}
.cho-cross li::before {
    content: '✕';
    position: absolute;
    left: 0;
    top: 0;
    color: #dc2626;
    font-weight: 700;
}

/* ===== Cards grid ===== */
.cho-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin: 1.5rem 0;
}
.cho-card {
    background: var(--cho-white);
    border: 1px solid var(--cho-line);
    border-radius: 8px;
    padding: 1.4rem 1.3rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.cho-card:hover { border-color: var(--cho-navy); box-shadow: 0 4px 16px rgba(11,37,69,0.08); }
.cho-card h3 { margin-top: 0; font-size: 1.1rem; font-family: -apple-system, sans-serif; }
.cho-card p { color: var(--cho-gray); margin-bottom: 0.85rem; }
.cho-card a.cho-card-cta { font-weight: 600; text-decoration: none; }
.cho-card a.cho-card-cta::after { content: ' →'; }

/* ===== FAQ ===== */
.cho-faq { margin: 2rem 0; }
.cho-faq details {
    border: 1px solid var(--cho-line);
    border-radius: 6px;
    margin-bottom: 0.6rem;
    padding: 0.9rem 1.1rem;
}
.cho-faq details[open] { background: var(--cho-bg); border-color: var(--cho-deep); }
.cho-faq summary { cursor: pointer; font-weight: 600; color: var(--cho-navy); list-style: none; }
.cho-faq summary::-webkit-details-marker { display: none; }
.cho-faq summary::after { content: '+'; float: right; color: var(--cho-gray); }
.cho-faq details[open] summary::after { content: '−'; }
.cho-faq details > div { padding-top: 0.7rem; color: var(--cho-gray); }

/* ===== Internal links block ===== */
.cho-internal-links {
    background: var(--cho-bg);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
}
.cho-internal-links h3 { margin-top: 0; font-size: 1.1rem; font-family: -apple-system, sans-serif; }
.cho-internal-links ul { list-style: '↳ '; padding-left: 1.2rem; }
.cho-internal-links a { color: var(--cho-deep); }

/* ===== Footer ===== */
.cho-footer {
    background: var(--cho-navy);
    color: rgba(255,255,255,0.7);
    margin-top: 4rem;
}
.cho-footer-brand { color: var(--cho-white); font-family: -apple-system, sans-serif; font-size: 1.1rem; margin-bottom: 0.5rem; }
.cho-footer-tagline { color: rgba(255,255,255,0.7); font-size: 0.92rem; }
.cho-footer-tagline a { color: rgba(255,255,255,0.9); text-decoration: underline; text-underline-offset: 2px; }
.cho-footer-tagline a:hover { color: var(--cho-white); }
.cho-footer-title { color: var(--cho-white); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; font-family: -apple-system, sans-serif; }
.cho-footer-list { font-size: 0.92rem; }
.cho-footer-list li { margin-bottom: 0.35rem; }
.cho-footer-list a { color: rgba(255,255,255,0.7); text-decoration: none; }
.cho-footer-list a:hover { color: var(--cho-white); text-decoration: underline; }
.cho-footer-divider { border-color: rgba(255,255,255,0.1); }
.cho-footer-copy, .cho-footer-legal { color: rgba(255,255,255,0.55); font-size: 0.85rem; }
.cho-footer-legal a { color: rgba(255,255,255,0.65); text-decoration: none; }
.cho-footer-legal a:hover { color: var(--cho-white); text-decoration: underline; }

/* ===== Forms ===== */
.cho-form { background: var(--cho-white); border: 1px solid var(--cho-line); border-radius: 8px; padding: 2rem; }
.cho-form label { display: block; font-weight: 600; color: var(--cho-navy); margin-bottom: 0.35rem; font-size: 0.95rem; }
.cho-form input, .cho-form textarea, .cho-form select {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--cho-line);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.15s ease;
}
.cho-form input:focus, .cho-form textarea:focus, .cho-form select:focus {
    outline: 0;
    border-color: var(--cho-deep);
    box-shadow: 0 0 0 3px rgba(19,49,92,0.1);
}
.cho-form .cho-form-group { margin-bottom: 1.1rem; }
.cho-form .cho-form-help { color: var(--cho-gray-2); font-size: 0.85rem; margin-top: 0.25rem; }
.cho-form .cho-form-error { color: #dc2626; font-size: 0.85rem; margin-top: 0.25rem; }

/* ===== Utilities ===== */
.text-muted { color: var(--cho-gray-2); }
.text-small { font-size: 0.9rem; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.section-pad { padding: 3rem 0; }
.section-pad-tight { padding: 2rem 0; }
.bg-soft { background: var(--cho-bg); }

/* ===== Calculadora interactiva ===== */
.cho-calculator {
    background: var(--cho-bg);
    border: 1px solid var(--cho-line);
    border-radius: 8px;
    padding: 2rem;
    margin: 2rem 0;
}
.cho-calculator fieldset { border: 0; padding: 0; margin: 0 0 1.25rem; }
.cho-calculator legend { font-size: 1rem; margin-bottom: 0.6rem; color: var(--cho-ink); padding: 0; }
.cho-calculator label { display: block; margin: 0.4rem 0; cursor: pointer; }
.cho-calculator label input[type="radio"] { margin-right: 0.4rem; }
.cho-calculator select { padding: 0.5rem 0.8rem; border: 1px solid var(--cho-line); border-radius: 6px; width: 100%; max-width: 400px; }
.cho-calculator-result { margin-top: 2rem; }
.cho-calculator-card { background: var(--cho-white); border: 1px solid var(--cho-line); border-radius: 8px; padding: 1.5rem; }

/* ===== Fuentes oficiales ===== */
.cho-sources { background: var(--cho-bg); border-radius: 8px; padding: 1.5rem; margin: 2rem 0; }
.cho-sources h2 { font-size: 1.1rem; font-family: -apple-system, sans-serif; margin-top: 0; }
.cho-sources-list { list-style: none; padding-left: 0; }
.cho-sources-list li { padding: 0.5rem 0; border-bottom: 1px solid var(--cho-line); font-size: 0.95rem; }
.cho-sources-list li:last-child { border-bottom: 0; }

/* ===== Form contextual ===== */
.cho-form-contextual { background: var(--cho-blue-soft); border: 1px solid #bfdbfe; border-radius: 8px; padding: 1.75rem; margin: 2.5rem 0; }
.cho-form-contextual h3 { margin-top: 0; }
.cho-form-tight label { font-size: 0.92rem; margin-bottom: 0.2rem; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    h1 { font-size: 1.9rem; }
    h2 { font-size: 1.45rem; }
    .cho-hero { padding: 2.5rem 0 3rem; }
    .cho-hero h1 { font-size: 1.9rem; }
    .cho-cta-inline.cho-cta-final { padding: 1.75rem 1.25rem; }
    .cho-banner-inline { flex-direction: column; align-items: flex-start; }
}

/* ===== UX polish (iter15): navbar móvil, contraste hero, selector idioma, sticky ===== */

/* Botón hamburguesa visible sobre navbar oscura */
.cho-navbar .navbar-toggler {
    border: 1.5px solid rgba(255,255,255,0.45);
    padding: 0.4rem 0.6rem;
}
.cho-navbar .navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(255,255,255,0.25);
    outline: none;
}
.cho-navbar .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.95)' stroke-width='2.4' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* CTA secundario legible sobre el hero oscuro */
.cho-hero .btn-cho-outline {
    color: var(--cho-white);
    border-color: rgba(255,255,255,0.6);
}
.cho-hero .btn-cho-outline:hover {
    background: var(--cho-white);
    color: var(--cho-navy);
    border-color: var(--cho-white);
}

/* Selector de idioma (dropdown) */
.cho-navbar .cho-lang-switch { margin-left: 0.5rem; }
.cho-lang-toggle {
    font-size: 0.88rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85) !important;
    padding: 0.32rem 0.65rem !important;
    border: 1px solid rgba(255,255,255,0.28);
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    transition: background 0.15s ease, color 0.15s ease;
}
.cho-lang-toggle:hover,
.cho-lang-toggle[aria-expanded="true"] { color: var(--cho-white) !important; background: rgba(255,255,255,0.12); }
.cho-navbar .cho-lang-switch .dropdown-menu { min-width: 170px; }
.cho-navbar .cho-lang-switch .dropdown-item.active,
.cho-navbar .cho-lang-switch .dropdown-item:active {
    background: var(--cho-blue-soft);
    color: var(--cho-navy);
    font-weight: 700;
}

/* Sticky CTA: no tapar el final del contenido y limpia en móvil */
.cho-sticky-cta { box-sizing: border-box; }
body { padding-bottom: 4.5rem; }
@media (max-width: 768px) {
    .cho-sticky-cta span { font-size: 0.85rem; }
    .cho-sticky-cta { gap: 0.5rem; padding: 0.5rem 0.75rem; }
    body { padding-bottom: 6.5rem; }
}

/* Navbar móvil: panel desplegado legible */
@media (max-width: 991px) {
    .cho-navbar .navbar-collapse {
        background: var(--cho-deep);
        margin-top: 0.6rem;
        padding: 0.75rem 0.25rem;
        border-radius: 8px;
    }
    .cho-navbar .navbar-nav .nav-link,
    .cho-navbar .navbar-nav .dropdown-item { padding: 0.55rem 0.5rem; }
    .cho-navbar .cho-lang-switch { margin: 0.5rem 0 0 0.25rem; }
    .cho-navbar .btn-cho-accent.btn-sm { display: inline-block; margin: 0.6rem 0 0 0.25rem; }
}