:root {
    --ret-bg: #f6f7f4;
    --ret-surface: #ffffff;
    --ret-surface-soft: #eef1ec;
    --ret-ink: #17201b;
    --ret-muted: #5d675f;
    --ret-line: #dfe4df;
    --ret-accent: #256b4a;
    --ret-accent-strong: #184d36;
    --ret-focus: #0b62d6;
    --ret-danger: #a32929;
    --ret-radius-sm: .5rem;
    --ret-radius: .85rem;
    --ret-radius-lg: 1.25rem;
    --ret-shadow: 0 14px 40px rgba(20, 32, 24, .08);
    --ret-container: 1280px;
    --ret-content: 860px;
    --ret-space-1: .375rem;
    --ret-space-2: .625rem;
    --ret-space-3: 1rem;
    --ret-space-4: 1.5rem;
    --ret-space-5: 2rem;
    --ret-space-6: 3rem;
    --ret-space-7: 4.5rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ret-ink);
    background: var(--ret-bg);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--ret-accent-strong); text-underline-offset: .16em; }
a:hover { color: var(--ret-accent); }
button, input, select, textarea { font: inherit; }
button, [type="button"], [type="submit"] { cursor: pointer; }
:focus-visible { outline: 3px solid var(--ret-focus); outline-offset: 3px; }

.screen-reader-text {
    position: absolute !important;
    width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.ret-skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 10000; padding: .75rem 1rem; background: var(--ret-ink); color: #fff; border-radius: .4rem; }
.ret-skip-link:focus { top: 1rem; color: #fff; }
.ret-container { width: min(calc(100% - 2rem), var(--ret-container)); margin-inline: auto; }
.ret-content-shell { padding-block: var(--ret-space-6); }
.ret-content-shell--narrow { max-width: var(--ret-content); }
.ret-main { min-height: 55vh; }

.ret-header { position: relative; z-index: 100; background: var(--ret-surface); border-bottom: 1px solid var(--ret-line); }
.ret-header__utility { min-height: 2.1rem; background: var(--ret-ink); color: #fff; }
.ret-header__utility-inner { display: flex; justify-content: flex-end; align-items: center; min-height: 2.1rem; }
.ret-utility-menu, .ret-primary-menu, .ret-footer-menu { list-style: none; margin: 0; padding: 0; }
.ret-utility-menu { display: flex; gap: 1rem; font-size: .82rem; }
.ret-utility-menu a { color: #fff; text-decoration: none; }
.ret-header__main { display: grid; grid-template-columns: minmax(170px, 260px) minmax(260px, 1fr) auto; align-items: center; gap: 2rem; min-height: 5.6rem; }
.ret-brand .custom-logo-link { display: inline-flex; max-width: 220px; }
.ret-brand .custom-logo { max-height: 54px; width: auto; }
.ret-site-title { color: var(--ret-ink); font-size: 1.35rem; font-weight: 800; text-decoration: none; letter-spacing: -.03em; }
.ret-header__actions { display: flex; align-items: center; gap: .35rem; }
.ret-icon-link, .ret-menu-toggle { min-height: 44px; display: inline-flex; align-items: center; gap: .45rem; padding: .55rem .7rem; border: 0; border-radius: var(--ret-radius-sm); background: transparent; color: var(--ret-ink); text-decoration: none; }
.ret-icon-link:hover, .ret-menu-toggle:hover { background: var(--ret-surface-soft); color: var(--ret-ink); }
.ret-icon-link svg, .ret-menu-toggle svg, .ret-search-form svg, .ret-text-link svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ret-cart-link { position: relative; }
.ret-cart-count { min-width: 1.35rem; height: 1.35rem; display: inline-grid; place-items: center; padding-inline: .2rem; border-radius: 999px; background: var(--ret-accent); color: #fff; font-size: .72rem; font-weight: 700; }
.ret-menu-toggle { display: none; }

.ret-header__search .woocommerce-product-search, .ret-search-form { display: grid; grid-template-columns: 1fr auto; width: 100%; }
.ret-header__search input[type="search"], .ret-search-form input[type="search"] { min-width: 0; min-height: 46px; padding: .65rem .85rem; border: 1px solid var(--ret-line); border-right: 0; border-radius: var(--ret-radius-sm) 0 0 var(--ret-radius-sm); background: #fff; color: var(--ret-ink); }
.ret-header__search button, .ret-search-form button { min-width: 48px; border: 1px solid var(--ret-accent); border-radius: 0 var(--ret-radius-sm) var(--ret-radius-sm) 0; background: var(--ret-accent); color: #fff; }
.ret-header__search button:hover, .ret-search-form button:hover { background: var(--ret-accent-strong); }

.ret-primary-nav { border-top: 1px solid var(--ret-line); }
.ret-primary-menu { display: flex; align-items: stretch; gap: .2rem; }
.ret-primary-menu > li { position: relative; }
.ret-primary-menu a { min-height: 3.25rem; display: flex; align-items: center; padding: .7rem .9rem; color: var(--ret-ink); font-weight: 650; text-decoration: none; }
.ret-primary-menu a:hover, .ret-primary-menu .current-menu-item > a, .ret-primary-menu .current-menu-ancestor > a { color: var(--ret-accent-strong); background: var(--ret-surface-soft); }
.ret-primary-menu .sub-menu { position: absolute; top: 100%; left: 0; z-index: 20; min-width: 230px; margin: 0; padding: .45rem; list-style: none; background: #fff; border: 1px solid var(--ret-line); border-radius: 0 0 var(--ret-radius) var(--ret-radius); box-shadow: var(--ret-shadow); opacity: 0; visibility: hidden; transform: translateY(-.25rem); transition: opacity .15s ease, transform .15s ease, visibility .15s ease; }
.ret-primary-menu li:hover > .sub-menu, .ret-primary-menu li:focus-within > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.ret-primary-menu .sub-menu a { min-height: 2.65rem; border-radius: .35rem; }
.ret-menu-setup { display: inline-flex; padding: .8rem 0; }

.ret-page--front > .entry-content, .ret-page--front > .wp-block-group { width: 100%; }
.ret-page:not(.ret-page--front), .ret-entry { background: var(--ret-surface); border: 1px solid var(--ret-line); border-radius: var(--ret-radius-lg); padding: clamp(1.25rem, 3vw, 3rem); }
.ret-entry-header h1, .ret-archive-header h1, .ret-error-page h1 { margin: 0 0 1rem; font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.05; letter-spacing: -.04em; }
.ret-entry-meta { color: var(--ret-muted); font-size: .9rem; }
.ret-entry-content > *:first-child { margin-top: 0; }
.ret-entry-content h2, .ret-entry-content h3 { line-height: 1.2; letter-spacing: -.02em; }
.ret-entry-content h2 { margin-top: 2.25rem; font-size: clamp(1.5rem, 3vw, 2rem); }
.ret-entry-content h3 { margin-top: 1.75rem; font-size: 1.3rem; }
.ret-entry-content table { width: 100%; border-collapse: collapse; }
.ret-entry-content th, .ret-entry-content td { padding: .7rem; border-bottom: 1px solid var(--ret-line); text-align: left; }
.ret-entry-media { margin-block: 1.5rem 2rem; border-radius: var(--ret-radius); overflow: hidden; }

.ret-archive-header { margin-bottom: 2rem; }
.ret-archive-description { max-width: 760px; color: var(--ret-muted); }
.ret-post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.ret-card { overflow: hidden; background: #fff; border: 1px solid var(--ret-line); border-radius: var(--ret-radius); }
.ret-card__media { display: block; aspect-ratio: 16 / 10; overflow: hidden; }
.ret-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .2s ease; }
.ret-card:hover .ret-card__media img { transform: scale(1.025); }
.ret-card__body { padding: 1.25rem; }
.ret-card__title { margin: 0 0 .65rem; font-size: 1.2rem; line-height: 1.25; }
.ret-card__title a { color: var(--ret-ink); text-decoration: none; }
.ret-card__excerpt { color: var(--ret-muted); }
.ret-text-link { display: inline-flex; align-items: center; gap: .4rem; font-weight: 700; text-decoration: none; }
.ret-text-link svg { width: 1rem; height: 1rem; }

.ret-button, .button, button.button, input.button, input[type="submit"] { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .72rem 1.05rem; border: 1px solid var(--ret-accent); border-radius: var(--ret-radius-sm); background: var(--ret-accent); color: #fff; font-weight: 700; text-decoration: none; }
.ret-button:hover, .button:hover, button.button:hover, input.button:hover, input[type="submit"]:hover { background: var(--ret-accent-strong); color: #fff; }
.ret-eyebrow { color: var(--ret-accent-strong); font-size: .8rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.ret-empty-state, .ret-error-page { text-align: center; padding-block: var(--ret-space-7); }
.ret-empty-state .ret-search-form, .ret-error-page .ret-search-form { max-width: 560px; margin: 1.5rem auto; }

.ret-footer { margin-top: var(--ret-space-7); background: var(--ret-ink); color: #dce4de; }
.ret-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 3rem; padding-block: 3.5rem; }
.ret-footer__title { margin: 0 0 1rem; color: #fff; font-size: 1rem; }
.ret-footer-menu li + li { margin-top: .45rem; }
.ret-footer a { color: #fff; text-decoration-color: rgba(255,255,255,.35); }
.ret-footer__bottom { border-top: 1px solid rgba(255,255,255,.12); }
.ret-footer__bottom p { margin: 0; padding-block: 1rem; color: #b9c4bc; font-size: .85rem; }

/* Resina Epóxica Core: complementa la presentación sin asumir la propiedad de datos. */
.rec-documents { --rec-accent: var(--ret-accent); }
.rec-documents input[type="search"] { border-radius: var(--ret-radius-sm) 0 0 var(--ret-radius-sm); }
.rec-documents button { border-radius: 0 var(--ret-radius-sm) var(--ret-radius-sm) 0; }

@media (max-width: 1050px) {
    .ret-header__main { grid-template-columns: 180px 1fr auto; gap: 1rem; }
    .ret-icon-link > span:not(.ret-cart-count) { display: none; }
}

@media (max-width: 899px) {
    .ret-header__utility { display: none; }
    .ret-header__main { min-height: 4.75rem; grid-template-columns: 1fr auto; }
    .ret-header__search { grid-column: 1 / -1; order: 3; padding-bottom: .85rem; }
    .ret-menu-toggle { display: inline-flex; }
    .ret-primary-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; max-height: calc(100vh - 5rem); overflow-y: auto; background: #fff; box-shadow: var(--ret-shadow); }
    .ret-primary-nav.is-open { display: block; }
    .ret-primary-menu { display: block; padding-block: .5rem 1rem; }
    .ret-primary-menu a { min-height: 3rem; }
    .ret-primary-menu .sub-menu { position: static; min-width: 0; margin-left: .75rem; padding: 0 0 0 .75rem; border: 0; border-left: 1px solid var(--ret-line); border-radius: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none; }
    .ret-nav-open { overflow: hidden; }
    .ret-post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ret-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
    .ret-container { width: min(calc(100% - 1.25rem), var(--ret-container)); }
    .ret-header__main { grid-template-columns: minmax(0, 1fr) auto; }
    .ret-brand .custom-logo { max-height: 46px; }
    .ret-icon-link { padding-inline: .5rem; }
    .ret-post-grid { grid-template-columns: 1fr; }
    .ret-footer__grid { grid-template-columns: 1fr; gap: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

.ret-utility-fallback { color: #cbd5ce; font-size: .78rem; font-weight: 600; }
.ret-primary-menu__setup > a { color: var(--ret-accent-strong); font-size: .82rem; }