/* ================================================================
   ISFER — components.css  |  Header · Sidebar · Footer · Breadcrumb
   ================================================================ */

/* ── TOPBAR ── */
.topbar {
  background: var(--verde);
  color: rgba(255,255,255,.85);
  font-size: 12px;
  padding: 6px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.topbar .tb-left  { display:flex; align-items:center; gap:20px; }
.topbar .tb-right { display:flex; align-items:center; gap:6px; flex-wrap:wrap; }
.topbar a {
  color: var(--marfil); text-decoration:none; font-weight:700;
  font-size:11px; padding:3px 9px;
  border:1px solid rgba(255,255,255,.28); border-radius:3px;
  transition:background var(--transition);
}
.topbar a:hover { background:rgba(255,255,255,.15); }
.topbar .tb-sep { color:rgba(255,255,255,.3); }

/* ── HEADER / NAVBAR ── */
#site-header {
  background: var(--blanco);
  border-bottom: 4px solid var(--rojo);
  position: sticky; top:0; z-index:100;
  box-shadow: 0 2px 16px rgba(0,0,0,.10);
}
.navbar {
  max-width:1400px; margin:0 auto; padding:0 48px;
  display:flex; align-items:center; justify-content:space-between;
  height: var(--nav-h);
}
.navbar-brand { display:flex; align-items:center; gap:12px; text-decoration:none; }
.navbar-brand img { height:50px; object-fit:contain; }
.brand-txt h1 { font-family:'Merriweather',serif; font-size:18px; color:var(--verde); letter-spacing:1px; }
.brand-txt p  { font-size:9.5px; color:var(--gris); max-width:280px; line-height:1.3; }
.nav-menu { display:flex; align-items:center; gap:2px; }
.nav-item { position:relative; }
.nav-link {
  display:block; text-decoration:none; color:var(--azul);
  font-size:12px; font-weight:700; padding:8px 11px; border-radius:3px;
  transition:all var(--transition); text-transform:uppercase; letter-spacing:.4px;
  white-space:nowrap;
}
.nav-link:hover, .nav-link.active { background:var(--verde); color:#fff; }
.nav-link.nav-cta { background:var(--rojo); color:#fff; margin-left:4px; }
.nav-link.nav-cta:hover { background:var(--rojo-l); }

/* Dropdown */
.nav-item.has-dropdown:hover .dropdown { display:block; }
.dropdown {
  display:none; position:absolute; top:100%; left:0;
  background:#fff; border:1px solid #E5E0D5; border-radius:var(--radio);
  min-width:220px; box-shadow:var(--sombra-l); padding:8px; z-index:200;
}
.dropdown a {
  display:block; padding:10px 14px; border-radius:6px;
  font-size:13px; font-weight:600; color:var(--verde); text-decoration:none;
  transition:background var(--transition);
}
.dropdown a:hover { background:var(--marfil); }

/* Hamburger */
.nav-toggle {
  display:none; flex-direction:column; gap:5px;
  cursor:pointer; padding:6px; background:none; border:none;
}
.nav-toggle span {
  display:block; width:24px; height:2px;
  background:var(--verde); border-radius:2px;
  transition:all .3s;
}
.nav-toggle.open span:nth-child(1) { transform:rotate(45deg) translate(5px,5px); }
.nav-toggle.open span:nth-child(2) { opacity:0; }
.nav-toggle.open span:nth-child(3) { transform:rotate(-45deg) translate(5px,-5px); }

/* ── AVISO LICENCIAMIENTO ── */
.aviso-bar {
  background: var(--azul); color:#fff;
  padding: 10px 48px;
  display:flex; align-items:center; justify-content:center;
  gap:10px; font-size:13px; font-weight:700;
  text-align:center; flex-wrap:wrap;
}
.aviso-bar .badge-oficial {
  background:var(--rojo); font-size:10px; font-weight:900;
  padding:2px 8px; border-radius:2px; text-transform:uppercase; letter-spacing:1px;
}
.aviso-bar a { color:var(--marfil-d); }

/* ── BREADCRUMB ── */
.breadcrumb-wrap {
  background: var(--marfil);
  border-bottom: 1px solid #DDD6C8;
  padding: 10px 48px;
}
.breadcrumb {
  display:flex; align-items:center; gap:6px;
  font-size:12.5px; flex-wrap:wrap;
  max-width:1200px;
}
.breadcrumb a { color:var(--verde); text-decoration:none; font-weight:600; }
.breadcrumb a:hover { color:var(--rojo); text-decoration:underline; }
.breadcrumb .sep  { color:var(--gris); font-size:11px; }
.breadcrumb .current { color:var(--gris); font-weight:700; }
.breadcrumb .icon { font-size:14px; }

/* ── SIDEBAR ── */
#site-sidebar {
  width: var(--sidebar-w);
  background: var(--blanco);
  border-right: 1px solid #E5E0D5;
  position: sticky; top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  flex-shrink: 0;
}
.sidebar-inner { padding:24px 0 40px; }
.sidebar-section { margin-bottom:8px; }
.sidebar-heading {
  font-size:10px; font-weight:900; letter-spacing:2px;
  text-transform:uppercase; color:var(--gris);
  padding:8px 20px 4px; display:block;
}
.sidebar-link {
  display:flex; align-items:center; gap:10px;
  padding:10px 20px; text-decoration:none;
  font-size:13.5px; font-weight:600; color:var(--gris-d);
  transition:all var(--transition); border-left:3px solid transparent;
  position:relative;
}
.sidebar-link .s-icon { font-size:16px; flex-shrink:0; width:22px; text-align:center; }
.sidebar-link .s-badge { margin-left:auto; font-size:10px; background:var(--rojo); color:#fff; padding:1px 6px; border-radius:10px; font-weight:700; }
.sidebar-link:hover { background:var(--marfil); color:var(--verde); border-left-color:var(--verde-l); }
.sidebar-link.active { background:var(--marfil); color:var(--verde); border-left-color:var(--verde); font-weight:700; }
.sidebar-sep { height:1px; background:#E5E0D5; margin:8px 20px; }

/* Sidebar quick info box */
.sidebar-info-box {
  margin:16px 16px 0;
  background:linear-gradient(135deg, var(--verde), var(--azul));
  border-radius:var(--radio); padding:18px;
  color:#fff;
}
.sidebar-info-box h5 { font-size:12px; font-weight:900; letter-spacing:1px; text-transform:uppercase; opacity:.7; margin-bottom:10px; }
.sib-item { display:flex; gap:8px; margin-bottom:8px; font-size:12px; }
.sib-item .ico { flex-shrink:0; }
.sib-item a { color:var(--marfil-d); text-decoration:none; }
.sib-item a:hover { text-decoration:underline; }

/* ── FOOTER ── */
#site-footer {
  background: #161616;
  color: rgba(255,255,255,.6);
  padding: 52px 48px 24px;
}
.footer-grid {
  max-width:1200px; margin:0 auto;
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr;
  gap:40px; padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.10); margin-bottom:24px;
}
.footer-brand img   { height:44px; margin-bottom:14px; filter:brightness(1.2); }
.footer-brand p     { font-size:13px; line-height:1.6; margin-bottom:10px; }
.footer-brand .f-rm { font-size:11px; color:var(--marfil-d); }
.footer-col h4 { color:#fff; font-size:11.5px; font-weight:900; letter-spacing:1.5px; text-transform:uppercase; margin-bottom:16px; }
.footer-col ul { display:flex; flex-direction:column; gap:9px; }
.footer-col ul a { color:rgba(255,255,255,.55); font-size:13px; text-decoration:none; transition:color var(--transition); }
.footer-col ul a:hover { color:var(--marfil-d); }
.footer-col .f-contact { display:flex; align-items:flex-start; gap:8px; margin-bottom:9px; }
.footer-col .f-contact .ico { flex-shrink:0; font-size:13px; margin-top:1px; }
.footer-col .f-contact a { color:rgba(255,255,255,.55); font-size:13px; text-decoration:none; }
.footer-col .f-contact a:hover { color:var(--marfil-d); }
.footer-bottom {
  max-width:1200px; margin:0 auto;
  display:flex; justify-content:space-between; align-items:center;
  font-size:11.5px; flex-wrap:wrap; gap:8px;
}
.footer-bottom a { color:rgba(255,255,255,.4); text-decoration:none; }
.footer-bottom a:hover { color:var(--marfil-d); }
.footer-social { display:flex; gap:8px; margin-top:14px; }
.f-social-btn {
  width:34px; height:34px; border-radius:6px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.08); font-size:16px;
  text-decoration:none; transition:all var(--transition);
}
.f-social-btn:hover { background:var(--verde); transform:translateY(-2px); }

/* ── FAB WHATSAPP ── */
#fab {
  position:fixed; bottom:24px; right:24px; z-index:300;
}
#fab a {
  background:var(--verde); color:#fff;
  padding:12px 20px; border-radius:28px; text-decoration:none;
  font-size:13px; font-weight:700; box-shadow:0 4px 20px rgba(0,0,0,.3);
  display:flex; align-items:center; gap:8px; transition:all var(--transition);
}
#fab a:hover { background:var(--verde-l); transform:scale(1.03); }

/* ── MOBILE NAV ── */
@media (max-width:1024px) {
  .topbar .tb-left { display:none; }
  .topbar { padding:6px 20px; }
  .navbar { padding:0 20px; }
  .aviso-bar { padding:10px 20px; font-size:12px; }
  .breadcrumb-wrap { padding:10px 20px; }
  .nav-toggle { display:flex; }
  .nav-menu {
    position:fixed; top:var(--nav-h); left:-100%; width:80%; max-width:320px;
    height:calc(100vh - var(--nav-h)); background:#fff; z-index:95;
    flex-direction:column; align-items:stretch; padding:16px 0;
    box-shadow:var(--sombra-l); transition:left .3s;
    overflow-y:auto;
  }
  .nav-menu.open { left:0; }
  .nav-link { padding:13px 24px; border-radius:0; font-size:14px; border-bottom:1px solid var(--gris-l); }
  .nav-link.nav-cta { margin:16px; border-radius:4px; text-align:center; }
  .dropdown { position:static; box-shadow:none; border:none; border-radius:0; padding-left:20px; }
  #site-sidebar { display:none; }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width:600px) {
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; text-align:center; gap:6px; }
  #fab a { padding:12px; border-radius:50%; font-size:0; }
  #fab a::before { content:'💬'; font-size:22px; }
}