/* ============================================================
   HUB DE ENERGÍA — Estilos del chrome compartido
   (header + menú + buscador global + footer)
   ============================================================ */

/* ---------- HEADER ---------- */
.site-header {
  position: sticky; top: 0; z-index: 200; background: #fff;
  border-bottom: 1px solid var(--line); transition: box-shadow .2s;
}
.site-header.is-stuck { box-shadow: var(--shadow-header); }
.hd-inner { display: flex; align-items: center; gap: 28px; height: 76px; }
.hd-logo { flex: 0 0 auto; }
.hd-logo img { height: 46px; width: auto; }
.hd-nav { flex: 1; }
.nav-list { display: flex; align-items: center; gap: 4px; height: 76px; }
.nav-item { position: relative; height: 100%; display: flex; align-items: center; }
.nav-link {
  display: inline-flex; align-items: center; gap: 6px; height: 100%;
  padding: 0 14px; text-decoration: none; color: var(--ink-2);
  font-family: var(--font-body); font-size: 15px; font-weight: 600;
  border-bottom: 2px solid transparent; transition: color .15s, border-color .15s;
}
.nav-link:hover { color: var(--ink); border-bottom-color: var(--yellow); }
.nav-link.is-active { color: var(--yellow); border-bottom-color: var(--yellow); }
.nav-caret { font-size: 10px; transition: transform .2s; opacity: .7; }
.nav-item.open .nav-caret { transform: rotate(180deg); }
.hd-tools { display: flex; align-items: center; gap: 6px; flex: 0 0 auto; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-width: 44px; height: 44px; padding: 0 10px; border: none; background: transparent;
  color: var(--ink-2); font-size: 17px; border-radius: var(--radius); transition: .15s;
}
.icon-btn:hover { background: var(--surface); color: var(--blue); }
.lang-btn { font-family: var(--font-title); font-weight: 700; font-size: 14px; }

/* ---------- DROPDOWN ---------- */
.dropdown {
  position: absolute; top: 100%; left: 0; min-width: 340px;
  background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--yellow);
  border-radius: 0 0 4px 4px; box-shadow: 0 14px 34px rgba(0,0,0,.14);
  padding: 10px; opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .16s, transform .16s, visibility .16s; z-index: 210;
}
.nav-item.open .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dd-list { display: flex; flex-direction: column; gap: 2px; }
.dd-row { display: flex; gap: 12px; align-items: flex-start; padding: 12px; border-radius: var(--radius); text-decoration: none; transition: background .14s; }
.dd-row:hover { background: var(--surface); }
.dd-ico { flex: 0 0 36px; width: 36px; height: 36px; border-radius: var(--radius); background: rgba(0,123,165,.08); color: var(--blue); display: grid; place-items: center; font-size: 15px; }
.dd-title { display: block; font-family: var(--font-title); font-weight: 700; font-size: 15px; color: var(--ink); }
.dd-desc { display: block; font-size: 13px; color: var(--ink-2); line-height: 1.35; margin-top: 2px; }

.dropdown--rich { min-width: 680px; left: auto; }
.rich-grid { display: grid; grid-template-columns: 1fr 0.74fr; gap: 14px; }
.rich-feature { background: var(--teal); border-radius: 4px; padding: 14px; text-decoration: none; display: block; }
.rich-feature .ph { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.25); color: rgba(255,255,255,.7); }
.rich-foot { display: block; margin-top: 8px; padding: 12px; text-align: right; font-family: var(--font-title); font-weight: 700; color: var(--blue); text-decoration: none; border-top: 1px solid var(--line); }
.rich-foot:hover { text-decoration: underline; }
.rich-more { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 12px 4px 4px; margin-top: 10px; border-top: 1px solid var(--line); }
.rich-more-lbl { font-family: var(--font-title); font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-2); }
.rich-more-link { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--ink); text-decoration: none; padding: 6px 12px; background: var(--surface); border-radius: 999px; }
.rich-more-link:hover { background: rgba(0,123,165,.08); color: var(--blue); }
.rich-more-link i { color: var(--blue); font-size: 12px; }

/* ---------- BUSCADOR GLOBAL ---------- */
.search-overlay { position: fixed; inset: 0; z-index: 300; background: rgba(20,30,35,.55); backdrop-filter: blur(3px); opacity: 0; transition: opacity .18s; }
.search-overlay.show { opacity: 1; }
.so-bar { background: #fff; box-shadow: 0 6px 20px rgba(0,0,0,.18); }
.so-inner { display: flex; align-items: center; gap: 14px; height: 86px; }
.so-ico { color: var(--blue); font-size: 22px; }
.so-input { flex: 1; border: none; outline: none; font-size: 26px; font-family: var(--font-title); color: var(--ink); background: transparent; }
.so-input::placeholder { color: #b5bcc1; }
.so-results { background: #fff; max-height: 64vh; overflow: auto; border-radius: 0 0 6px 6px; padding: 24px; box-shadow: 0 18px 30px rgba(0,0,0,.16); }
.so-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.so-group { margin-bottom: 22px; }
.so-grouphead { font-family: var(--font-title); font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-2); padding-bottom: 8px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.so-count { color: var(--blue); }
.so-row { display: flex; align-items: center; gap: 12px; padding: 10px 8px; border-radius: var(--radius); text-decoration: none; }
.so-row:hover { background: var(--surface); }
.so-rt { display: block; font-family: var(--font-title); font-weight: 700; color: var(--ink); font-size: 15px; }
.so-rm { display: block; font-size: 13px; color: var(--ink-2); }
.so-flag { width: 30px; height: 30px; border-radius: 999px; background: rgba(0,123,165,.1); color: var(--blue); display: grid; place-items: center; }
.so-empty { text-align: center; padding: 30px 0; }

/* ---------- FOOTER ---------- */
.site-footer { font-size: 14px; }
.ft-1 { background: var(--surface); padding: 56px 0; }
.ft-grid { display: grid; grid-template-columns: 1.1fr 1.6fr 1.3fr; gap: 40px; }
.ft-logo { height: 54px; width: auto; }
.ft-brand p { color: var(--ink-2); max-width: 280px; }
.ft-social { display: flex; gap: 10px; }
.ft-social a { width: 38px; height: 38px; border-radius: 999px; border: 1px solid var(--line-2); display: grid; place-items: center; color: var(--blue); text-decoration: none; transition: .15s; }
.ft-social a:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.ft-sitemap { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.ft-h { color: var(--ink); margin-bottom: 14px; }
.ft-links { display: flex; flex-direction: column; gap: 10px; }
.ft-links a { color: var(--ink-2); text-decoration: none; }
.ft-links a:hover { color: var(--blue); }
.ft-form { display: flex; gap: 8px; }
.ft-form .input { min-height: 46px; }
.ft-legal { font-size: 12px; color: var(--ink-2); margin-top: 10px; }
.ft-legal.is-error { color: var(--error); font-weight: 600; }
.ft-sent { display: flex; align-items: center; gap: 8px; color: var(--ok); font-weight: 700; font-family: var(--font-title); background: rgba(45,137,82,.08); padding: 16px; border-radius: var(--radius); }
.ft-sent i { font-size: 18px; }

.ft-2 { background: #fff; padding: 36px 0; border-top: 1px solid var(--line); }
.ft-allies { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.ft-allies .ally { width: 120px; height: 56px; font-family: var(--font-title); font-weight: 700; color: var(--ink-2); text-decoration: none; background: #fff; border-color: var(--line-2); transition: .15s; }
.ft-allies .ally:hover { border-color: var(--blue); color: var(--blue); }

.ft-3 { background: var(--blue); color: #fff; padding: 18px 0; }
.ft-legal-bar { display: flex; align-items: center; justify-content: space-between; font-size: 13px; gap: 16px; }
.ft-legal-links { display: flex; gap: 18px; }
.ft-legal-links a { color: #fff; text-decoration: none; opacity: .92; }
.ft-legal-links a:hover { text-decoration: underline; opacity: 1; }