/*
 * RCAE — Atlas del Conocimiento + Horizonte Andino
 * Capa visual para el tema por defecto de OJS 3.5
 * Dirección aprobada: Home editorial institucional + tarjetas contemporáneas
 */

:root {
  --rcae-ink: #172033;
  --rcae-purple: #4b136f;
  --rcae-violet: #6d1b9a;
  --rcae-orange: #f57c20;
  --rcae-ivory: #faf8f4;
  --rcae-white: #ffffff;
  --rcae-line: #dde3e8;
  --rcae-muted: #607080;
  --rcae-soft-purple: #f3ebf7;
  --rcae-radius: 10px;
  --rcae-shadow: 0 18px 48px rgba(23, 32, 51, 0.1);
  --rcae-transition: 180ms ease;
}

html { max-width: 100%; overflow-x: hidden; scroll-behavior: smooth; }
body {
  max-width: 100%;
  overflow-x: hidden;
  background: var(--rcae-ivory);
  color: var(--rcae-ink);
  font-family: "Noto Sans", "Segoe UI", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a { color: var(--rcae-purple); text-underline-offset: 0.18em; }
a:hover, a:focus-visible { color: var(--rcae-orange); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid rgba(245, 124, 32, 0.55);
  outline-offset: 3px;
}

h1, h2, h3, h4, h5, h6,
.page_title, .current_issue_title {
  color: var(--rcae-ink);
  font-family: "Noto Serif", Georgia, "Times New Roman", serif;
  line-height: 1.18;
}

/* Cabecera */
.pkp_structure_head {
  position: relative;
  margin: 0;
  background-color: var(--rcae-ink) !important;
  background-position: center right !important;
  background-size: cover !important;
  border-bottom: 4px solid var(--rcae-orange);
}
.pkp_structure_head::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(90deg, rgba(23,32,51,.96) 0%, rgba(23,32,51,.88) 34%, rgba(23,32,51,.28) 76%, rgba(23,32,51,.12) 100%);
}
.pkp_head_wrapper { position: relative; z-index: 1; padding-top: 18px; }
.pkp_site_name_wrapper { min-height: 106px; }
.pkp_site_name { text-align: left; }
.pkp_site_name .is_img {
  display: inline-flex;
  align-items: center;
  max-width: min(410px, 76vw);
  padding: 9px 14px;
  border-radius: 8px;
  background: rgba(255,255,255,.96);
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
}
.pkp_site_name .is_img img { width: auto; max-width: 100%; max-height: 88px; }
.pkp_site_nav_menu { background: rgba(23,32,51,.92); border-top: 1px solid rgba(255,255,255,.14); }
.pkp_navigation_primary > li > a,
.pkp_navigation_search_wrapper a,
.pkp_navigation_user > li > a { color: var(--rcae-white); font-size: 15px; font-weight: 700; letter-spacing: .01em; }
.pkp_navigation_primary > li > a { padding-top: 14px; padding-bottom: 14px; border-bottom: 3px solid transparent; }
.pkp_navigation_primary > li > a:hover,
.pkp_navigation_primary > li > a:focus { color: #fff; border-color: var(--rcae-orange); }
.pkp_navigation_primary .dropdown-menu { border-top: 3px solid var(--rcae-orange); border-radius: 0 0 8px 8px; box-shadow: var(--rcae-shadow); }
.pkp_navigation_primary .dropdown-menu a { color: var(--rcae-ink); }

/* Estructura */
.pkp_structure_content {
  width: min(1180px, calc(100% - 34px));
  max-width: none;
  margin: 0 auto;
  padding: 42px 0 72px;
}
.pkp_structure_main {
  width: 100% !important;
  min-width: 0;
  padding: 0 !important;
  border: 0 !important;
}
.pkp_structure_sidebar { display: none; }
.page { margin: 0; }
.page > .page_title { margin: 0 0 28px; font-size: clamp(2.2rem, 4.2vw, 4rem); }
.cmp_breadcrumbs { margin-bottom: 26px; color: var(--rcae-muted); font-size: 14px; }
.cmp_breadcrumbs a { color: var(--rcae-purple); }

/* Home */
.page_index_journal { display: flex; flex-direction: column; gap: 46px; }
.homepage_about {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 60px);
  border: 1px solid var(--rcae-line);
  border-radius: 14px;
  background:
    radial-gradient(circle at 86% 24%, rgba(109,27,154,.12) 0 3px, transparent 4px),
    linear-gradient(135deg, #fff 0%, #fff 64%, #f5eef8 100%);
  box-shadow: var(--rcae-shadow);
}
.homepage_about::after {
  position: absolute;
  right: -56px;
  bottom: -94px;
  width: 330px;
  height: 240px;
  border: 1px solid rgba(75,19,111,.18);
  border-radius: 50%;
  content: "";
  transform: rotate(-12deg);
  box-shadow: 0 0 0 24px rgba(75,19,111,.025), 0 0 0 48px rgba(75,19,111,.018);
}
.homepage_about h2 { margin: 0 0 18px; font-size: clamp(2rem, 3.8vw, 3.6rem); }
.homepage_about p { position: relative; z-index: 1; max-width: 880px; color: #344152; font-size: 1.02rem; }
.homepage_about p:first-of-type { font-size: 1.12rem; }

.current_issue { margin: 0; }
.current_issue > h2 { margin: 0 0 20px; font-size: clamp(1.9rem, 3vw, 2.8rem); }
.obj_issue_toc { padding: 0; border: 0; }
.obj_issue_toc .heading {
  display: grid;
  grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
  gap: clamp(26px, 5vw, 64px);
  align-items: start;
  padding: clamp(24px, 4vw, 44px);
  border-radius: 14px;
  background: var(--rcae-ink);
  color: var(--rcae-white);
  box-shadow: var(--rcae-shadow);
}
.obj_issue_toc .heading .cover { grid-row: 1 / span 5; width: 100%; margin: 0; }
.obj_issue_toc .heading .cover img { width: 100%; max-height: 470px; object-fit: contain; border-radius: 5px; box-shadow: 0 18px 45px rgba(0,0,0,.28); }
.obj_issue_toc .heading a,
.obj_issue_toc .heading .title,
.obj_issue_toc .heading h2 { color: #fff; }
.obj_issue_toc .heading .description,
.obj_issue_toc .heading .published { color: #d6dde6; }
.obj_issue_toc .heading .description { max-height: 19em; overflow: auto; padding-right: 8px; }
.obj_issue_toc .sections { margin-top: 34px; }
.obj_issue_toc .section > h3 { margin: 0 0 18px; color: var(--rcae-purple); font-size: 1rem; letter-spacing: .1em; text-transform: uppercase; }
.cmp_article_list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.cmp_article_list > li { margin: 0 !important; padding: 0 !important; border: 0 !important; }
.obj_article_summary {
  display: flex;
  height: 100%;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--rcae-line);
  border-top: 5px solid var(--rcae-orange);
  border-radius: var(--rcae-radius);
  background: #fff;
  box-shadow: 0 10px 30px rgba(23,32,51,.06);
  transition: transform var(--rcae-transition), box-shadow var(--rcae-transition);
}
.obj_article_summary:hover { transform: translateY(-3px); box-shadow: var(--rcae-shadow); }
.obj_article_summary .title { margin: 0 0 12px; font-size: 1.35rem; }
.obj_article_summary .title a { color: var(--rcae-ink); text-decoration: none; }
.obj_article_summary .meta { margin-bottom: 16px; color: var(--rcae-muted); font-size: 14px; }
.obj_article_summary .galleys_links { margin-top: auto; }
.obj_article_summary .galleys_links a,
.obj_galley_link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 8px 15px;
  border: 0;
  border-radius: 6px;
  background: var(--rcae-orange);
  color: var(--rcae-ink);
  font-weight: 800;
  text-decoration: none;
}
.obj_article_summary .galleys_links a:hover,
.obj_galley_link:hover { background: #ff9745; color: var(--rcae-ink); }
.current_issue .read_more { display: inline-flex; margin-top: 24px; padding: 11px 18px; border-radius: 6px; background: var(--rcae-purple); color: #fff; font-weight: 800; text-decoration: none; }

/* Bloques editoriales adicionales */
.rcae-additional { display: grid; gap: 42px; }
.rcae-trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.rcae-trust article { padding: 20px; border: 1px solid var(--rcae-line); border-radius: 9px; background: #fff; }
.rcae-trust strong { display: block; color: var(--rcae-purple); font-family: "Noto Serif", Georgia, serif; font-size: 1.05rem; }
.rcae-trust span { display: block; margin-top: 4px; color: var(--rcae-muted); font-size: 13px; }
.rcae-cta {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 22px;
  align-items: center;
  padding: clamp(28px, 5vw, 52px);
  border-radius: 14px;
  background: linear-gradient(120deg, var(--rcae-purple), #2e0b45);
  color: #fff;
}
.rcae-cta::after { position: absolute; right: -40px; bottom: -80px; width: 260px; height: 220px; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; content: ""; box-shadow: 0 0 0 28px rgba(255,255,255,.035),0 0 0 56px rgba(255,255,255,.025); }
.rcae-cta h2 { margin: 0 0 8px; color: #fff; font-size: clamp(1.8rem,3vw,2.8rem); }
.rcae-cta p { position: relative; z-index: 1; max-width: 720px; margin: 0; color: #e8deee; }
.rcae-button { position: relative; z-index: 1; display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 10px 19px; border-radius: 6px; background: var(--rcae-orange); color: var(--rcae-ink); font-weight: 850; text-decoration: none; white-space: nowrap; }
.rcae-button:hover { background: #ffa15d; color: var(--rcae-ink); }
.rcae-links { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.rcae-links a { display: block; min-height: 100%; padding: 22px; border: 1px solid var(--rcae-line); border-radius: 9px; background: #fff; color: var(--rcae-ink); text-decoration: none; }
.rcae-links strong { display: block; margin-bottom: 6px; color: var(--rcae-purple); font-family: "Noto Serif",Georgia,serif; font-size: 1.15rem; }
.rcae-links span { color: var(--rcae-muted); font-size: 14px; }

/* Archivo y número */
.page_issue_archive .issues_archive { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.page_issue_archive .issues_archive > li { margin: 0; padding: 24px; border: 1px solid var(--rcae-line); border-radius: 11px; background: #fff; box-shadow: 0 10px 28px rgba(23,32,51,.06); }
.obj_issue_summary { display: grid; grid-template-columns: 150px minmax(0,1fr); gap: 22px; align-items: start; }
.obj_issue_summary .cover { width: 100%; }
.obj_issue_summary .cover img { width: 100%; border-radius: 4px; }
.obj_issue_summary .title { font-family: "Noto Serif",Georgia,serif; font-size: 1.35rem; }
.page_issue .obj_issue_toc .heading { margin-bottom: 34px; }

/* Página de artículo */
.page_article .pkp_structure_content { width: min(1240px, calc(100% - 34px)); }
.obj_article_details > .page_title {
  max-width: 980px;
  margin: 0 0 30px;
  font-family: "Noto Serif", Georgia, "Times New Roman", serif !important;
  font-size: clamp(2.15rem, 3.4vw, 3.4rem);
  line-height: 1.12 !important;
  letter-spacing: -0.018em;
  overflow-wrap: anywhere;
}
.obj_article_details .row { display: grid; grid-template-columns: minmax(0,1fr) minmax(270px,330px); gap: clamp(28px,5vw,64px); align-items: start; }
.obj_article_details .main_entry,
.obj_article_details .entry_details { float: none !important; width: auto !important; min-width: 0; margin: 0 !important; padding: 0 !important; border: 0 !important; }
.obj_article_details .main_entry { grid-column: 1; grid-row: 1; }
.obj_article_details .entry_details { position: sticky; top: 20px; padding: 24px !important; border: 1px solid var(--rcae-line) !important; border-top: 5px solid var(--rcae-orange) !important; border-radius: 10px; background: #fff; box-shadow: var(--rcae-shadow); }
.obj_article_details .entry_details { grid-column: 2; grid-row: 1; }
.obj_article_details .item { margin-bottom: 32px; }
.obj_article_details .item > h2,
.obj_article_details .item > h3,
.obj_article_details .sub_item > h2,
.obj_article_details .sub_item > h3 { margin: 0 0 11px; color: var(--rcae-purple); font-size: 1rem; letter-spacing: .08em; text-transform: uppercase; }
.obj_article_details .authors { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.obj_article_details section.authors { display: block; }
.obj_article_details section.authors > ul.authors { width: 100%; }
.obj_article_details .authors > li { width: 100% !important; min-width: 0; margin: 0; padding: 17px; border: 1px solid var(--rcae-line); border-radius: 8px; background: #fff; overflow-wrap: anywhere; }
.obj_article_details .authors .name { color: var(--rcae-ink); font-weight: 800; }
.obj_article_details .orcid a { display: inline-flex; max-width: 100%; margin-top: 5px; color: #27733c; font-size: 13px; overflow-wrap: anywhere; word-break: normal; }
.obj_article_details .doi .value { display: inline-flex; padding: 8px 12px; border-radius: 6px; background: var(--rcae-soft-purple); font-weight: 800; }
.obj_article_details .abstract .value { font-size: 1.04rem; line-height: 1.78; }
.obj_article_details .references .value { overflow-wrap: anywhere; }
.obj_article_details .references .value p { margin: 0; padding: 13px 0; border-bottom: 1px solid var(--rcae-line); }
.obj_article_details .cover_image img { width: 100%; border-radius: 4px; }
.obj_article_details .galleys_links a { width: 100%; }
.obj_article_details .citation_display { overflow-wrap: anywhere; }

/* Formularios */
input[type="text"], input[type="email"], input[type="password"], input[type="search"], textarea, select {
  min-height: 44px;
  border: 1px solid #aeb9c4;
  border-radius: 6px;
  background: #fff;
  color: var(--rcae-ink);
}
.cmp_button, .pkp_button, button.submit { min-height: 44px; border-radius: 6px; background: var(--rcae-purple); color: #fff; font-weight: 800; }

/* Pie */
.pkp_structure_footer_wrapper { background: var(--rcae-ink); color: #d8dee7; border-top: 5px solid var(--rcae-orange); }
.pkp_structure_footer { width: min(1180px, calc(100% - 34px)); max-width: none; padding: 40px 0; }
.pkp_footer_content { float: none; width: 100%; }
.pkp_footer_content p { margin: 0 0 10px; }
.pkp_footer_content a { color: #ffb36f; }
.pkp_brand_footer { float: none; margin-top: 22px; opacity: .72; }

@media (max-width: 900px) {
  body { font-size: 16px; }
  .pkp_structure_content, .page_article .pkp_structure_content { width: min(100% - 24px, 1180px); padding-top: 28px; }
  .obj_issue_toc .heading { grid-template-columns: 190px minmax(0,1fr); gap: 24px; }
  .rcae-trust { grid-template-columns: repeat(2,1fr); }
  .obj_article_details .row { grid-template-columns: 1fr; }
  .obj_article_details .main_entry { grid-column: 1; grid-row: 1; }
  .obj_article_details .entry_details { grid-column: 1; grid-row: 2; position: static; }
  .page_issue_archive .issues_archive { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .pkp_head_wrapper { padding: 10px 12px 0; }
  .pkp_site_name_wrapper { min-height: 92px; }
  .pkp_site_name .is_img { max-width: 72vw; padding: 6px 9px; }
  .pkp_site_name .is_img img { max-height: 70px; }
  .pkp_site_nav_menu { background: var(--rcae-ink); }
  .pkp_navigation_primary > li > a { min-height: 44px; color: #fff; }
  .homepage_about { padding: 26px 21px; }
  .obj_issue_toc .heading { display: block; padding: 22px; }
  .obj_issue_toc .heading .cover { max-width: 250px; margin: 0 auto 24px; }
  .cmp_article_list, .rcae-links, .obj_article_details .authors { grid-template-columns: 1fr; }
  .rcae-trust { grid-template-columns: 1fr; }
  .rcae-cta { grid-template-columns: 1fr; }
  .obj_issue_summary { grid-template-columns: 110px minmax(0,1fr); gap: 15px; }
  .obj_article_details > .page_title { font-size: clamp(2rem,10vw,3rem); overflow-wrap: anywhere; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}