/*
Theme Name:     ReCargas Child
Theme URI:      https://rechargas.com
Description:    Child theme de GeneratePress para rechargas.com — fichas técnicas de carga AC automotriz LatAm. Diseño basado en F1 keywords, principios de psicología cognitiva y heatmap research.
Author:         rechargas.com
Template:       generatepress
Version:        1.1.0
Text Domain:    rechargas-child
*/

:root {
    --rch-azul-oscuro: #0b2545;
    --rch-azul-medio: #134074;
    --rch-azul-claro: #8da9c4;
    --rch-acento: #ee6c4d;          /* CTA naranja: contraste alto vs azul brand */
    --rch-acento-hover: #d65a3e;
    --rch-gris-claro: #f5f7fa;
    --rch-gris-borde: #d8dee9;
    --rch-texto: #1c2025;
    --rch-success: #2a9d8f;
    --rch-warning: #e9c46a;
    --rch-danger: #e63946;
    --rch-tldr-bg: #fff8e8;
    --rch-tldr-border: #f4a261;
}

body { color: var(--rch-texto); }

/* ===== Hero buscador (above-the-fold, ley de Hick: 1 CTA principal) ===== */
.rch-hero-search {
    background: linear-gradient(135deg, var(--rch-azul-oscuro) 0%, var(--rch-azul-medio) 100%);
    color: #fff;
    padding: 3.5rem 1.5rem 2.5rem;
    border-radius: 12px;
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
}
.rch-hero-search h1 {
    color: #fff;
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    margin: 0 0 0.5rem;
    font-weight: 700;
    line-height: 1.2;
}
.rch-hero-search .rch-subhead {
    opacity: 0.92;
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    max-width: 720px;
    margin: 0 auto 1.5rem;
}

/* ===== Buscador 3-step (heatmap: 70%+ clicks vs nav genérica) ===== */
.rch-buscador {
    background: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(11, 37, 69, 0.18);
    display: grid;
    grid-template-columns: 1.2fr 1.5fr 1fr auto;
    gap: 0.75rem;
    max-width: 880px;
    margin: 0 auto;
}
.rch-buscador select,
.rch-buscador input {
    padding: 0.85rem 1rem;
    border: 1px solid var(--rch-gris-borde);
    border-radius: 6px;
    font-size: 1rem;
    background: #fff;
    color: var(--rch-texto);
}
.rch-buscador select:focus,
.rch-buscador input:focus {
    outline: 2px solid var(--rch-acento);
    outline-offset: 1px;
}
.rch-buscador button {
    background: var(--rch-acento);
    color: #fff;
    border: none;
    padding: 0.85rem 1.75rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    white-space: nowrap;
}
.rch-buscador button:hover { background: var(--rch-acento-hover); transform: translateY(-1px); }
@media (max-width: 720px) {
    .rch-buscador { grid-template-columns: 1fr; }
}

/* ===== TL;DR box (heatmap: 3x atención vs conclusión al final) ===== */
.rch-tldr {
    background: var(--rch-tldr-bg);
    border-left: 5px solid var(--rch-tldr-border);
    padding: 1.25rem 1.5rem;
    margin: 0 0 2rem;
    border-radius: 0 8px 8px 0;
    font-size: 1.05rem;
}
.rch-tldr strong { color: var(--rch-azul-oscuro); display: block; margin-bottom: 0.35rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.rch-tldr p { margin: 0; }

/* ===== Tabla de specs ficha (cognitive load: dato > prosa) ===== */
.rch-specs {
    border: 1px solid var(--rch-gris-borde);
    border-radius: 10px;
    overflow: hidden;
    margin: 1.5rem 0 2rem;
    width: 100%;
    border-collapse: collapse;
    font-size: 1.05rem;
    box-shadow: 0 2px 8px rgba(11, 37, 69, 0.04);
}
.rch-specs th, .rch-specs td { padding: 0.95rem 1.1rem; text-align: left; }
.rch-specs th {
    background: var(--rch-azul-oscuro);
    color: #fff;
    width: 42%;
    font-weight: 600;
    font-size: 0.95rem;
}
.rch-specs tr:nth-child(even) td { background: var(--rch-gris-claro); }
.rch-specs td strong { color: var(--rch-azul-oscuro); font-size: 1.1rem; }
.rch-specs td .rch-num { font-variant-numeric: tabular-nums; font-weight: 700; }

/* ===== Hero ficha (F-pattern: marca/modelo arriba a la izquierda) ===== */
.rch-ficha-hero {
    background: linear-gradient(135deg, var(--rch-azul-oscuro), var(--rch-azul-medio));
    color: #fff;
    padding: 2.5rem 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
}
.rch-ficha-hero h1 { color: #fff; margin: 0 0 0.5rem; font-size: clamp(1.4rem, 3vw, 2rem); line-height: 1.25; }
.rch-ficha-hero .rch-meta { opacity: 0.88; font-size: 0.95rem; }

/* ===== Bloque advertencia / disclaimer (authority signal: admitir limitación) ===== */
.rch-warning {
    background: #fff8e1;
    border-left: 4px solid var(--rch-warning);
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}
.rch-disclaimer {
    background: var(--rch-gris-claro);
    border: 1px dashed var(--rch-gris-borde);
    padding: 1rem 1.25rem;
    margin: 2rem 0 1rem;
    font-size: 0.92rem;
    color: #555;
    border-radius: 6px;
}
.rch-disclaimer strong { color: var(--rch-azul-oscuro); }

/* ===== CTA afiliado (color contrast: naranja > azul brand para conversión) ===== */
.rch-cta-afiliado, .rch-cta {
    display: inline-block;
    background: var(--rch-acento);
    color: #fff !important;
    padding: 0.9rem 1.6rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: background 0.15s, transform 0.1s;
    font-size: 1rem;
}
.rch-cta-afiliado:hover, .rch-cta:hover { background: var(--rch-acento-hover); transform: translateY(-1px); }

/* ===== Hub grid (Ley de Hick: 6-8 cards max above-the-fold) ===== */
.rch-hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.1rem;
    margin: 2rem 0;
}
.rch-hub-card {
    background: #fff;
    border: 1px solid var(--rch-gris-borde);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    transition: box-shadow 0.18s, transform 0.18s, border-color 0.18s;
}
.rch-hub-card:hover {
    box-shadow: 0 12px 28px rgba(11, 37, 69, 0.12);
    transform: translateY(-3px);
    border-color: var(--rch-azul-claro);
}
.rch-hub-card a { text-decoration: none; color: inherit; display: block; }
.rch-hub-card h3 { margin: 0 0 0.4rem; color: var(--rch-azul-oscuro); font-size: 1.15rem; }
.rch-hub-card p { margin: 0; color: #555; font-size: 0.95rem; }

/* destacar cards de origen china (vertical de oportunidad F1) */
.rch-hub-card.rch-china {
    border-color: var(--rch-acento);
    border-width: 2px;
    position: relative;
}
.rch-hub-card.rch-china::before {
    content: 'Especialidad';
    position: absolute;
    top: -10px;
    right: 12px;
    background: var(--rch-acento);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== FAQ (heatmap: collapsibles capturan atención específica) ===== */
.rch-faq details {
    border: 1px solid var(--rch-gris-borde);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin: 0.6rem 0;
    background: #fff;
    transition: box-shadow 0.15s;
}
.rch-faq details:hover { box-shadow: 0 2px 12px rgba(11, 37, 69, 0.06); }
.rch-faq summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--rch-azul-oscuro);
    font-size: 1.02rem;
    list-style: none;
    padding-right: 2rem;
    position: relative;
}
.rch-faq summary::-webkit-details-marker { display: none; }
.rch-faq summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: -2px;
    font-size: 1.6rem;
    font-weight: 300;
    color: var(--rch-acento);
    transition: transform 0.15s;
}
.rch-faq details[open] summary::after { content: '−'; }
.rch-faq details[open] summary { margin-bottom: 0.75rem; }

/* ===== TOC inline (autoridad + scanning F-pattern) ===== */
.rch-toc {
    background: var(--rch-gris-claro);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    font-size: 0.95rem;
}
.rch-toc strong { color: var(--rch-azul-oscuro); display: block; margin-bottom: 0.5rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.rch-toc ul { margin: 0; padding-left: 1.2rem; }
.rch-toc li { margin: 0.25rem 0; }
.rch-toc a { color: var(--rch-azul-medio); text-decoration: none; }
.rch-toc a:hover { color: var(--rch-acento); text-decoration: underline; }

/* ===== Tipografía (lectura cómoda, line-height generosa) ===== */
.entry-content p { line-height: 1.7; }
.entry-content h2 { color: var(--rch-azul-oscuro); margin-top: 2.5rem; padding-top: 0.5rem; border-top: 2px solid var(--rch-gris-borde); }
.entry-content h3 { color: var(--rch-azul-medio); margin-top: 1.75rem; }
.entry-content ul, .entry-content ol { line-height: 1.7; }

/* ===== Footer trust signals ===== */
.rch-trust-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    background: var(--rch-gris-claro);
    padding: 2rem;
    border-radius: 10px;
    margin: 3rem 0;
    text-align: center;
}
.rch-trust-bar div { font-size: 0.95rem; color: var(--rch-texto); }
.rch-trust-bar strong { display: block; color: var(--rch-azul-oscuro); font-size: 1.4rem; margin-bottom: 0.25rem; }

/* ===== Mobile responsive ===== */
@media (max-width: 640px) {
    .rch-hero-search { padding: 2.5rem 1rem 2rem; }
    .rch-ficha-hero { padding: 1.5rem 1rem; }
    .rch-specs { font-size: 0.95rem; }
    .rch-specs th, .rch-specs td { padding: 0.7rem 0.85rem; }
    .rch-buscador { padding: 1rem; }
}