:root {
  --negro: #0a0a0a;
  --negro-suave: #161616;
  --dorado: #c5a059;
  --dorado-claro: #e4cc8a;
  --crema: #f4f1eb;
  --blanco: #fff;
  --muted: #a0a098;
  --ok: #5cb88a;
  --error: #d07070;
  --radio: 8px;
  --font: "Montserrat", system-ui, sans-serif;
  --serif: "Playfair Display", Georgia, serif;
  --script: "Cormorant Garamond", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); line-height: 1.55; }

/* ── Web pública ── */
.pub { background: var(--negro); color: var(--blanco); }
.pub-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  background: rgba(10,10,10,.94); border-bottom: 1px solid rgba(197,160,89,.2);
  backdrop-filter: blur(12px);
}
.pub-header__in {
  max-width: 1200px; margin: 0 auto; padding: .75rem 1.5rem;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1.5rem;
}
@media (max-width: 900px) {
  .pub-header__in { grid-template-columns: 1fr auto; }
  .pub-nav { display: none; }
}
.pub-logo img { height: 52px; display: block; }
.pub-nav { display: flex; gap: 1.5rem; justify-content: center; flex-wrap: wrap; }
.pub-nav a { color: var(--muted); text-decoration: none; font-size: .85rem; font-weight: 500; }
.pub-nav a:hover { color: var(--dorado); }
.btn-campus {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .6rem 1.25rem; border-radius: var(--radio);
  background: var(--dorado); color: var(--negro); font-weight: 700; font-size: .8rem;
  text-decoration: none; white-space: nowrap; letter-spacing: .02em;
  border: 1px solid var(--dorado); transition: background .2s, transform .15s;
}
.btn-campus:hover { background: var(--dorado-claro); transform: translateY(-1px); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .65rem 1.35rem; border-radius: var(--radio); font-weight: 600; font-size: .85rem;
  text-decoration: none; border: 1px solid transparent; cursor: pointer; font-family: inherit;
}
.btn--oro { background: var(--dorado); color: var(--negro); }
.btn--oro:hover { background: var(--dorado-claro); }
.btn--borde { background: transparent; color: var(--dorado); border-color: var(--dorado); }
.btn--borde:hover { background: rgba(197,160,89,.12); }

.pub-flash-wrap { max-width: 1140px; margin: 5rem auto 0; padding: 0 1.5rem; }

.pub-hero {
  min-height: 92vh; max-width: 1200px; margin: 0 auto;
  padding: 5.5rem 1.5rem 3rem; display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; align-items: center;
}
@media (max-width: 900px) { .pub-hero { grid-template-columns: 1fr; min-height: auto; padding-top: 5rem; } }
.pub-hero__eyebrow {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .14em;
  color: var(--dorado); font-weight: 700; margin: 0 0 .75rem;
}
.pub-hero h1 {
  font-family: var(--serif); font-size: clamp(2rem, 4.5vw, 3.1rem); line-height: 1.1; margin: 0 0 1rem;
}
.pub-hero h1 em { font-family: var(--script); font-style: italic; color: var(--dorado); font-weight: 500; }
.pub-hero__text { color: var(--muted); font-size: 1.05rem; margin-bottom: 2rem; max-width: 34rem; }
.pub-hero__visual {
  border-radius: 14px; overflow: hidden; border: 1px solid rgba(197,160,89,.4);
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
}
.pub-hero__visual img { width: 100%; height: min(72vh, 520px); object-fit: cover; display: block; }

.pub-intro {
  display: flex; gap: 2rem; align-items: center; flex-wrap: wrap;
}
.pub-intro__logo { width: 140px; height: auto; border-radius: 8px; }
.pub-intro h2 { font-family: var(--serif); font-size: 1.9rem; margin: 0 0 .75rem; color: var(--dorado); }
.pub-intro h2 span { font-family: var(--script); font-style: italic; }
.pub-intro p { color: var(--muted); margin: 0; max-width: 560px; }

.pub-sec--dark { background: var(--negro-suave); max-width: none; }
.pub-sec__lead { color: var(--muted); max-width: 560px; margin: 0 0 2rem; }
.pub-sec__lead--dark { color: #666; }

.pub-mosaic {
  display: grid; grid-template-columns: 1.2fr 1fr 1fr; grid-template-rows: auto auto; gap: 1rem;
}
@media (max-width: 900px) { .pub-mosaic { grid-template-columns: 1fr 1fr; } }
.pub-mosaic__large { grid-row: span 2; }
@media (max-width: 900px) { .pub-mosaic__large { grid-row: span 1; grid-column: span 2; } }
.pub-mosaic figure { margin: 0; position: relative; overflow: hidden; border-radius: 10px; border: 1px solid rgba(197,160,89,.25); }
.pub-mosaic img { width: 100%; height: 100%; min-height: 200px; object-fit: cover; display: block; transition: transform .4s; }
.pub-mosaic figure:hover img { transform: scale(1.03); }
.pub-mosaic__large img { min-height: 420px; }
.pub-mosaic figcaption {
  position: absolute; bottom: 0; left: 0; right: 0; padding: .75rem 1rem;
  background: linear-gradient(transparent, rgba(0,0,0,.85)); font-size: .78rem; color: var(--dorado-claro);
}

.pub-aulas {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
@media (max-width: 760px) { .pub-aulas { grid-template-columns: 1fr; } }
.pub-aulas img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 10px;
  border: 1px solid rgba(197,160,89,.3);
}

.pub-cursos__label {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .16em;
  color: var(--dorado); font-weight: 700; margin: 0 0 .35rem;
}
.pub-cursos h2 { font-family: var(--serif); font-size: 2rem; color: var(--negro); margin: 0 0 .5rem; }
.pub-cursos h2 span { font-family: var(--script); font-style: italic; color: var(--dorado); }

.pub-programas { display: flex; flex-direction: column; gap: 2rem; margin-top: 2.5rem; }
.pub-programa {
  display: grid; grid-template-columns: 340px 1fr; gap: 0;
  background: var(--blanco); border-radius: 12px; overflow: hidden;
  border: 1px solid rgba(197,160,89,.35); box-shadow: 0 12px 40px rgba(10,10,10,.08);
}
@media (max-width: 800px) { .pub-programa { grid-template-columns: 1fr; } }
.pub-programa--featured { border-color: var(--dorado); box-shadow: 0 16px 48px rgba(197,160,89,.2); }
.pub-programa__img { min-height: 220px; }
.pub-programa__img img { width: 100%; height: 100%; min-height: 220px; object-fit: cover; }
.pub-programa__body { padding: 1.75rem 2rem; }
.pub-programa__badge {
  display: inline-block; font-size: .65rem; text-transform: uppercase; letter-spacing: .12em;
  color: var(--dorado); font-weight: 700; margin-bottom: .5rem;
}
.pub-programa h3 { font-family: var(--serif); font-size: 1.45rem; margin: 0 0 .75rem; color: var(--negro); }
.pub-programa p { color: #555; font-size: .92rem; margin: 0 0 1rem; }
.pub-programa ul { margin: 0; padding-left: 1.1rem; color: #666; font-size: .88rem; }
.pub-programa li { margin-bottom: .3rem; }

.btn--lg { font-size: 1rem; padding: 1rem 2.5rem; }
.pub-campus__logo { width: 100px; margin-bottom: 1.25rem; opacity: .95; }
.pub-campus__link { margin-top: 1rem; }
.pub-campus__link a { color: var(--dorado-claro); }
.pub-footer__logo { height: 40px; margin-bottom: .75rem; opacity: .9; }

.pub-stats {
  background: linear-gradient(90deg, #8a7030, var(--dorado), #8a7030);
  color: var(--negro); padding: 2.25rem 1.25rem;
}
.pub-stats__g {
  max-width: 900px; margin: 0 auto; display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; text-align: center;
}
@media (max-width: 600px) { .pub-stats__g { grid-template-columns: repeat(2,1fr); } }
.pub-stats strong { font-size: 2rem; display: block; }
.pub-stats span { font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }

.pub-sec { max-width: 1140px; margin: 0 auto; padding: 4.5rem 1.25rem; }
.pub-sec--crema { background: var(--crema); color: var(--negro); max-width: none; }
.pub-sec--crema > * { max-width: 1140px; margin-left: auto; margin-right: auto; }
.pub-sec h2 { font-family: var(--serif); font-size: 1.85rem; color: var(--dorado); margin: 0 0 .5rem; }
.pub-sec--crema h2 { color: var(--negro); }
.pub-sec h2 span { font-family: var(--script); font-style: italic; color: var(--dorado); }

.pub-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
@media (max-width: 760px) { .pub-grid2 { grid-template-columns: 1fr; } }
.pub-grid2 img { width: 100%; border-radius: 10px; object-fit: cover; min-height: 260px; border: 1px solid rgba(197,160,89,.3); }

.pub-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; margin-top: 2rem; }
@media (max-width: 860px) { .pub-cards { grid-template-columns: 1fr; } }
.pub-card {
  background: var(--blanco); border: 1px solid rgba(197,160,89,.35); border-radius: 10px; padding: 1.5rem;
}
.pub-card .tag { font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; color: var(--dorado); font-weight: 700; }
.pub-card h3 { font-family: var(--serif); margin: .5rem 0 .75rem; font-size: 1.15rem; }
.pub-card ul { margin: 0; padding-left: 1.1rem; color: #555; font-size: .88rem; }

.pub-galeria { display: grid; grid-template-columns: repeat(4,1fr); gap: .85rem; margin-top: 1.5rem; }
@media (max-width: 800px) { .pub-galeria { grid-template-columns: repeat(2,1fr); } }
.pub-galeria img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 8px; }

.pub-campus {
  text-align: center; padding: 4.5rem 1.25rem;
  border-top: 1px solid rgba(197,160,89,.2);
  background: radial-gradient(ellipse 70% 50% at 50% 100%, rgba(197,160,89,.1), transparent);
}
.pub-campus h2 { font-family: var(--serif); font-size: 2rem; margin: 0 0 .75rem; }
.pub-footer { text-align: center; padding: 2rem; color: var(--muted); font-size: .8rem; border-top: 1px solid rgba(255,255,255,.06); }

.tags { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: 1.25rem; }
.tags span {
  font-size: .72rem; padding: .3rem .7rem; border: 1px solid rgba(197,160,89,.4);
  border-radius: 100px; color: var(--dorado-claro);
}

.flash { list-style: none; padding: 0; margin: 0 0 1rem; }
.flash li { padding: .7rem 1rem; border-radius: var(--radio); margin-bottom: .4rem; font-size: .88rem; }
.flash--ok { background: rgba(92,184,138,.15); color: var(--ok); }
.flash--error { background: rgba(208,112,112,.12); color: var(--error); }

/* ── Login campus ── */
.login-page { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 800px) { .login-page { grid-template-columns: 1fr; } }
.login-page__brand {
  background: var(--negro); display: flex; align-items: center; justify-content: center; padding: 2rem;
  border-right: 1px solid rgba(197,160,89,.2);
}
.login-page__brand img { max-width: 260px; width: 100%; }
.login-page__form {
  background: var(--crema); color: var(--negro); display: flex; align-items: center; justify-content: center; padding: 2rem;
}
.login-box { width: 100%; max-width: 360px; }
.login-box h1 { font-family: var(--serif); margin: 0 0 .25rem; }
.login-box label { display: block; font-size: .78rem; font-weight: 600; margin: .5rem 0 .25rem; color: #666; }
.login-box input {
  width: 100%; padding: .65rem .85rem; border: 1px solid #ddd; border-radius: var(--radio);
  font-family: inherit; margin-bottom: .5rem;
}

/* ── Campus (área privada) ── */
.campus { background: var(--negro); color: var(--blanco); min-height: 100vh; }
.campus-header {
  border-bottom: 1px solid rgba(197,160,89,.2); background: rgba(10,10,10,.97);
  position: sticky; top: 0; z-index: 50;
}
.campus-header__in {
  max-width: 1100px; margin: 0 auto; padding: .75rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .75rem;
}
.campus-header img { height: 40px; }
.campus-nav a { color: var(--muted); text-decoration: none; margin-left: 1rem; font-size: .85rem; }
.campus-nav a:hover, .campus-nav a.active { color: var(--dorado); }
.campus-main { max-width: 1100px; margin: 0 auto; padding: 2rem 1.25rem 3rem; }

.panel {
  background: var(--negro-suave); border: 1px solid rgba(197,160,89,.25);
  border-radius: var(--radio); padding: 1.35rem; margin-bottom: 1.25rem;
}
.panel h2 { font-family: var(--serif); color: var(--dorado); margin: 0 0 .75rem; font-size: 1.35rem; }
.panel p.sub { color: var(--muted); font-size: .88rem; margin: 0 0 1rem; }

.tabla { width: 100%; border-collapse: collapse; font-size: .88rem; }
.tabla th, .tabla td { padding: .65rem .5rem; border-bottom: 1px solid rgba(197,160,89,.12); text-align: left; }
.tabla th { color: var(--dorado); font-size: .72rem; text-transform: uppercase; }

.campo label { display: block; font-size: .78rem; color: var(--muted); margin-bottom: .3rem; }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: .6rem .8rem; border-radius: var(--radio);
  border: 1px solid rgba(197,160,89,.3); background: var(--negro); color: var(--blanco);
  font-family: inherit; margin-bottom: .85rem;
}
.campo textarea { min-height: 100px; resize: vertical; }

.barra-prog { height: 6px; background: rgba(255,255,255,.08); border-radius: 3px; overflow: hidden; margin-top: .5rem; }
.barra-prog i { display: block; height: 100%; background: linear-gradient(90deg, #8a7030, var(--dorado-claro)); }

.video-box { background: #000; border-radius: var(--radio); overflow: hidden; border: 1px solid rgba(197,160,89,.3); margin: 1rem 0; }
.video-box video { width: 100%; display: block; max-height: 65vh; }
.proto {
  background: rgba(255,255,255,.03); border: 1px solid rgba(197,160,89,.2);
  border-radius: var(--radio); padding: 1.1rem; max-height: 360px; overflow-y: auto; white-space: pre-wrap; margin: 1rem 0;
}
.feliz {
  text-align: center; padding: 2rem; border: 1px solid var(--dorado); border-radius: var(--radio);
  background: rgba(197,160,89,.1); margin-bottom: 1.25rem;
}
.feliz h3 { font-family: var(--script); font-size: 1.75rem; color: var(--dorado-claro); margin: 0 0 .5rem; font-weight: 500; }

.preg { margin-bottom: 1.25rem; padding-bottom: 1rem; border-bottom: 1px solid rgba(197,160,89,.1); }
.preg legend { color: var(--dorado); font-weight: 600; margin-bottom: .5rem; }
.preg label { display: flex; gap: .5rem; margin-bottom: .4rem; font-weight: 400; cursor: pointer; }

.badge { font-size: .68rem; padding: .15rem .45rem; border-radius: 4px; font-weight: 600; }
.badge--ok { background: rgba(92,184,138,.2); color: var(--ok); }
.badge--no { background: rgba(255,255,255,.06); color: var(--muted); }