/* ═══════════════════════════════════════════════════════
   CTP HOJANCHA — main.css (estilos compartidos del sitio)
   Generado en Fase 1: tokens, topbar, navbar, footer, menú
   móvil, animaciones. Los estilos propios de cada página
   viven en assets/css/<página>.css
   ═══════════════════════════════════════════════════════ */

:root { --navy: #225199; --navy-dark: #193d73; --navy-mid: #2a62b8; --blue: #2a62b8; --blue-light: #dbeafe; --green: #3d7a4a; --green-acc: #5ba06a; --lime: #ffcf00; --white: #ffffff; --gray-50: #f9fafb; --gray-100: #f3f4f6; --gray-200: #e5e7eb; --gray-400: #9ca3af; --gray-600: #4b5563; --gray-900: #111827; --gold: #f59e0b; --radius: 8px; --shadow: 0 4px 24px rgba(0,0,0,.12); }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body { font-family: 'Segoe UI', system-ui, sans-serif; color: var(--gray-900); background: var(--white); }

a { text-decoration: none; color: inherit; }

img { display: block; width: 100%; }

.topbar { background: var(--navy-dark); color: #a5b4fc; font-size: .8rem; padding: .45rem 2rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }

.topbar-left { display: flex; gap: 1.5rem; flex-wrap: wrap; }

.topbar-item { display: flex; align-items: center; gap: .35rem; }

.topbar a { color: #a5b4fc; transition: color .15s; }

.topbar a:hover { color: white; }

.navbar { background: white; position: sticky; top: 0; z-index: 200; box-shadow: 0 2px 12px rgba(0,0,0,.1); display: flex; align-items: center; justify-content: space-between; padding: .55rem 2rem; gap: 1rem; }

.navbar-brand { display: flex; align-items: center; gap: .75rem; }

.nav-logo { height: 62px; width: auto; max-width: 180px; object-fit: contain; display: block; }

.nav-logo-ph { height: 62px; width: 160px; border: 2px dashed var(--gray-200); border-radius: 8px; align-items: center; justify-content: center; font-size: .72rem; color: var(--gray-400); letter-spacing: .04em; }

.nav-menu { display: flex; align-items: center; gap: .1rem; list-style: none; }

.nav-menu a { padding: .45rem .8rem; border-radius: 6px; font-size: .85rem; font-weight: 600; color: var(--gray-600); transition: background .15s, color .15s; display: flex; align-items: center; gap: .3rem; }

.nav-menu a:hover, .nav-menu a.active { background: var(--blue-light); color: var(--navy); }

.nav-menu a.active { color: var(--blue); }

.has-drop { position: relative; }

.drop-menu { display: none; position: absolute; top: calc(100% + 6px); left: 0; background: white; border: 1px solid var(--gray-200); border-radius: 10px; box-shadow: var(--shadow); min-width: 230px; padding: .4rem 0; z-index: 300; }

.drop-menu::before { content: ''; position: absolute; top: -8px; left: 0; right: 0; height: 8px; }

.has-drop:hover .drop-menu { display: block; }

.drop-menu a { display: block; border-radius: 0; padding: .55rem 1.1rem; font-size: .83rem; }

.btn-nav-aula { background: var(--navy) !important; color: white !important; padding: .45rem 1rem !important; border-radius: 7px; font-weight: 700; }

.btn-nav-aula:hover { background: var(--navy-dark) !important; }

.container { max-width: 1200px; margin: 0 auto; }

footer { background: #0e2040; color: #8faad4; padding: 3.5rem 2rem 1.5rem; }

.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid #1c3a6e; }

.footer-about h2 { color: white; font-size: 1.05rem; margin-bottom: .5rem; }

.footer-about p { font-size: .84rem; line-height: 1.75; color: #6b8ab8; }

.footer-socials { display: flex; gap: .5rem; margin-top: 1.1rem; }

.soc-btn { width: 36px; height: 36px; background: #1c3a6e; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #8faad4; font-size: .78rem; font-weight: 800; transition: background .18s, color .18s; }

.soc-btn:hover { background: var(--navy); color: white; }

footer h3 { color: #c5d8f0; font-size: .88rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .07em; }

footer ul { list-style: none; display: flex; flex-direction: column; gap: .45rem; }

footer ul a { font-size: .83rem; color: #6b8ab8; transition: color .18s; }

footer ul a:hover { color: #a8c4e8; }

.brete-card { background: #193d73; border: 1px solid #2a5a9e; border-radius: 10px; padding: 1rem 1.1rem; margin-top: .5rem; display: flex; flex-direction: column; gap: .5rem; }

.brete-card .brete-logo { font-size: .7rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; color: var(--lime); }

.brete-card p { font-size: .78rem; color: #8faad4; line-height: 1.5; }

.brete-card a.brete-link { display: inline-flex; align-items: center; gap: .35rem; background: var(--lime); color: #0e2040; padding: .35rem .8rem; border-radius: 6px; font-size: .75rem; font-weight: 800; align-self: flex-start; transition: opacity .15s; }

.brete-card a.brete-link:hover { opacity: .85; }

.footer-bottom { max-width: 1200px; margin: 1.4rem auto 0; display: flex; justify-content: space-between; font-size: .76rem; color: #3d5a8a; flex-wrap: wrap; gap: .5rem; }

@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .nav-menu { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .topbar-left { gap: .75rem; }
}

img { display: block; max-width: 100%; }

.nav-logo-ph { height: 62px; width: 160px; border: 2px dashed var(--gray-200); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: .72rem; color: var(--gray-400); }

.nav-menu a:hover { background: var(--blue-light); color: var(--navy); }

.breadcrumb a:hover { color: white; }

.navbar-brand { display: flex; align-items: center; }

/* ── Mejoras sitewide: menú móvil, reveal, volver-arriba ── */

.ctph-nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;border:none;background:transparent;cursor:pointer;border-radius:8px;z-index:401}
  .ctph-nav-toggle span{display:block;width:24px;height:3px;margin:0 auto;background:var(--navy,#225199);border-radius:2px;transition:transform .3s,opacity .3s}
  .ctph-nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .ctph-nav-toggle.open span:nth-child(2){opacity:0}
  .ctph-nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .ctph-nav-overlay{position:fixed;inset:0;background:rgba(14,32,64,.45);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .3s;z-index:399}
  .ctph-nav-overlay.show{opacity:1;pointer-events:auto}
  @media (max-width:1080px){
    .ctph-nav-toggle{display:flex}
    .nav-menu{display:none}
    .nav-menu.ctph-open{display:flex;position:fixed;top:0;right:0;height:100dvh;width:min(320px,86vw);flex-direction:column;align-items:stretch;gap:.15rem;background:#fff;padding:4.5rem 1.2rem 2rem;box-shadow:-12px 0 40px rgba(0,0,0,.25);z-index:400;overflow-y:auto;animation:ctphSlideIn .28s ease}
    .nav-menu.ctph-open a{padding:.8rem 1rem;font-size:.95rem;border-radius:8px}
    .nav-menu.ctph-open .drop-menu{display:block;position:static;box-shadow:none;border:none;min-width:0;padding:0 0 0 .9rem}
    .nav-menu.ctph-open .drop-menu::before{display:none}
  }
  @keyframes ctphSlideIn{from{transform:translateX(40px);opacity:0}to{transform:none;opacity:1}}
  .navbar.ctph-scrolled{box-shadow:0 6px 24px rgba(13,32,64,.16)}
  .ctph-rv{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
  .ctph-rv.ctph-in{opacity:1;transform:none}
  #ctphTop{position:fixed;right:1.4rem;bottom:1.4rem;width:52px;height:52px;border:none;border-radius:50%;background:#fff;color:var(--navy,#225199);cursor:pointer;box-shadow:0 6px 24px rgba(13,32,64,.28);display:grid;place-items:center;opacity:0;pointer-events:none;transform:translateY(14px);transition:opacity .3s,transform .3s;z-index:380}
  #ctphTop.show{opacity:1;pointer-events:auto;transform:none}
  #ctphTop svg{position:absolute;inset:0;transform:rotate(-90deg)}
  #ctphTop svg circle{fill:none;stroke-width:3}
  #ctphTop .ring-bg{stroke:#e5e7eb}
  #ctphTop .ring-fg{stroke:var(--lime,#ffcf00);stroke-linecap:round;transition:stroke-dashoffset .15s linear}
  #ctphTop .arr{font-size:1.15rem;font-weight:900;line-height:1}
  .ctph-skip{position:fixed;top:-60px;left:1rem;background:var(--navy,#225199);color:#fff;padding:.6rem 1.1rem;border-radius:0 0 10px 10px;font-weight:700;font-size:.85rem;z-index:500;transition:top .2s}
  .ctph-skip:focus{top:0}
  a:focus-visible,button:focus-visible{outline:3px solid var(--lime,#ffcf00);outline-offset:2px}
  @media (prefers-reduced-motion:reduce){
    .ctph-rv{opacity:1;transform:none;transition:none}
    .nav-menu.ctph-open{animation:none}
    html{scroll-behavior:auto}
  }