/* =========================================================
   CAMPUS VIRTUAL ABNS — estilos
   Reutiliza la paleta "ember" de la página principal (fondo
   oscuro, vidrio, degradado naranja/dorado) para que el Campus
   se sienta parte del mismo sitio.
   ========================================================= */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }

:root{
  --bg:#0b0b16;
  --bg-2:#0f1024;
  --text:#f4f1ea;
  --muted:#a9a8c0;
  --border:rgba(255,255,255,.12);
  --glass:rgba(255,255,255,.06);
  --ember:#ff7a3d;
  --ember-2:#ffb14a;
  --grad-ember:linear-gradient(135deg,#ff5b2a 0%,#ff8a3d 50%,#ffcc66 100%);
  --danger:#ff5470;
  --success:#4ade80;
  --radius:16px;
  --shadow-soft:0 20px 50px -24px rgba(0,0,0,.6);
  --ease:cubic-bezier(.16,.84,.44,1);
}

body{
  font-family:'Manrope', system-ui, sans-serif;
  background:
    radial-gradient(900px 600px at 15% 0%, rgba(255,120,60,.16), transparent 60%),
    radial-gradient(800px 600px at 90% 20%, rgba(124,92,255,.14), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, #08081a 100%);
  color:var(--text);
  line-height:1.6;
  min-height:100vh;
  display:flex; flex-direction:column;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{ font-family:'Archivo Black', sans-serif; letter-spacing:-.02em; line-height:1.1; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }

/* ============================================================
   LAYOUT: sidebar de módulos + topbar (estilo plataforma académica)
   ============================================================ */
.campus-shell{ display:flex; min-height:100vh; width:100%; }

.campus-sidebar{
  width:240px; flex-shrink:0; background:rgba(8,8,20,.75); backdrop-filter:blur(14px);
  border-right:1px solid var(--border);
  display:flex; flex-direction:column; gap:6px; padding:20px 14px;
  position:sticky; top:0; height:100vh; overflow-y:auto; z-index:30;
}
.campus-sidebar__brand{ display:flex; align-items:center; gap:10px; font-weight:700; padding:6px 8px 18px; }
.campus-sidebar__brand img{ height:44px; width:44px; border-radius:10px; object-fit:cover; object-position:50% 46%; transform:scale(1.6); }
.campus-sidebar__brand span{ display:flex; flex-direction:column; font-size:.95rem; }
.campus-sidebar__brand small{ font-size:.6rem; line-height:1.3; color:var(--muted); font-weight:500; }

.campus-sidebar__nav{ display:flex; flex-direction:column; gap:3px; flex:1; }
.campus-sidebar__link{
  display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:10px;
  color:var(--muted); font-weight:600; font-size:.9rem; transition:background .2s, color .2s;
}
.campus-sidebar__link:hover{ background:rgba(255,255,255,.05); color:var(--text); }
.campus-sidebar__link.is-active{ background:var(--grad-ember); color:#1a0a05; }
.campus-sidebar__icon{ font-size:1.05rem; width:20px; text-align:center; flex-shrink:0; }
.campus-sidebar__logout{ margin-top:auto; border-top:1px solid var(--border); padding-top:14px; }

.campus-content{ flex:1; min-width:0; display:flex; flex-direction:column; }

.campus-topbar{
  display:flex; align-items:center; gap:16px; padding:16px 28px;
  border-bottom:1px solid var(--border); background:rgba(11,11,22,.55); backdrop-filter:blur(10px);
  position:sticky; top:0; z-index:20; flex-wrap:wrap;
}
.campus-topbar__title{ font-size:1.15rem; margin-right:auto; }
.campus-topbar__burger{ display:none; background:none; border:none; color:var(--text); font-size:1.4rem; cursor:pointer; }
.campus-topbar__select{
  background:var(--glass); color:var(--text); border:1px solid var(--border);
  border-radius:8px; padding:8px 12px; font-family:inherit; font-size:.85rem;
}

.campus-main{ flex:1; width:100%; max-width:1200px; padding:32px 28px 80px; }
.campus-main--auth{ max-width:none; margin:0 auto; width:min(1100px,92%); padding:48px 0 80px; }

.campus-footer{
  text-align:center; padding:26px; color:var(--muted); font-size:.85rem;
  border-top:1px solid var(--border);
}
.campus-footer a{ color:var(--ember-2); font-weight:600; }

@media (max-width:900px){
  .campus-sidebar{
    position:fixed; left:0; top:0; transform:translateX(-100%);
    transition:transform .25s ease; box-shadow:20px 0 40px rgba(0,0,0,.4);
  }
  .campus-sidebar.is-open{ transform:translateX(0); }
  .campus-topbar__burger{ display:block; }
  .campus-main{ padding:24px 16px 60px; }
  .campus-topbar{ padding:14px 16px; }
}

/* ---------- Encabezados de página ---------- */
.campus-title{ font-size:clamp(1.8rem,4vw,2.4rem); margin-bottom:8px; }
.campus-subtitle{ color:var(--muted); margin-bottom:36px; max-width:640px; }

/* ---------- Tarjetas de vidrio ---------- */
.campus-card{
  background:var(--glass); border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; backdrop-filter:blur(14px); box-shadow:var(--shadow-soft);
}
.campus-card + .campus-card{ margin-top:24px; }
.campus-card h2{ font-size:1.3rem; margin-bottom:6px; }
.campus-card h3{ font-size:1.1rem; margin-bottom:4px; }
.campus-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:22px; }

/* ---------- Tarjetas de "asistente" (académico / docente) ---------- */
.campus-card--assistant{ border-color:rgba(255,122,24,.3); background:linear-gradient(135deg,rgba(255,122,24,.08),rgba(255,255,255,.04)); }
.campus-card--celebrate{ border-color:rgba(74,222,128,.4); background:linear-gradient(135deg,rgba(74,222,128,.1),rgba(255,255,255,.04)); }
.assistant-progress{ display:flex; align-items:center; gap:14px; margin-top:14px; }
.assistant-progress__bar{ flex:1; height:10px; border-radius:999px; background:rgba(255,255,255,.08); overflow:hidden; }
.assistant-progress__bar span{ display:block; height:100%; border-radius:999px; background:var(--grad-ember); transition:width .6s ease; }
.assistant-progress__label{ font-size:.85rem; color:var(--muted); white-space:nowrap; font-weight:700; }
.assistant-alerts{ list-style:none; padding:0; margin:10px 0 0; display:flex; flex-direction:column; gap:8px; }
.assistant-alerts li{ font-size:.92rem; color:var(--text); padding-left:20px; position:relative; }
.assistant-alerts li::before{ content:'•'; position:absolute; left:4px; color:var(--ember-2); }
.assistant-alerts--danger li::before{ color:var(--danger); }
.verse-box{
  margin:14px 0; padding:14px 18px; border-radius:12px;
  background:linear-gradient(135deg,rgba(255,177,74,.1),rgba(255,255,255,.03));
  border:1px solid rgba(255,177,74,.25); font-size:.92rem; font-style:italic; color:var(--text);
}

.campus-topbar__user{ font-size:.85rem; color:var(--muted); white-space:nowrap; }
.campus-topbar__user small{ color:var(--muted); }

/* ---------- Tutor Virtual ---------- */
.tutor-box{ margin:14px 0; border:1px solid var(--border); border-radius:12px; overflow:hidden; }
.tutor-box summary{
  cursor:pointer; padding:12px 16px; font-size:.9rem; font-weight:700; color:var(--ember-2);
  background:rgba(255,255,255,.03); list-style:none;
}
.tutor-box summary::-webkit-details-marker{ display:none; }
.tutor-box__body{ padding:16px; }
.tutor-box__form{ display:flex; gap:8px; }
.tutor-box__form input{
  flex:1; padding:10px 14px; border-radius:8px; border:1px solid var(--border);
  background:rgba(255,255,255,.04); color:var(--text); font-family:inherit; font-size:.9rem;
}
.tutor-box__respuesta{
  margin-bottom:12px; padding:12px 14px; border-radius:10px; font-size:.9rem; line-height:1.6;
  background:rgba(255,255,255,.04); border:1px solid var(--border);
}
.tutor-box__respuesta--ok{ border-color:rgba(74,222,128,.35); }
.tutor-box__respuesta--aviso{ border-color:rgba(255,180,90,.4); color:var(--muted); }

/* ---------- Formularios ---------- */
.campus-form label{ display:block; font-size:.85rem; font-weight:600; margin-bottom:16px; color:var(--text); }
.campus-form input, .campus-form select, .campus-form textarea{
  width:100%; margin-top:6px; padding:12px 14px; border-radius:10px;
  border:1px solid var(--border); background:rgba(255,255,255,.04); color:var(--text);
  font-family:inherit; font-size:.95rem; transition:border-color .2s, background .2s;
}
/* El navegador dibuja la lista desplegable de <select> con fondo blanco
   por su cuenta (no se puede cambiar), así que el texto de las <option>
   se fuerza a oscuro aquí para que siga siendo legible sobre ese blanco,
   sin importar que el resto del formulario sea de tema oscuro. */
select{ color-scheme: light; }
select option{ color:#1a1a2e; background:#ffffff; }
.campus-form input:focus, .campus-form select:focus, .campus-form textarea:focus{
  outline:none; border-color:var(--ember); background:rgba(255,255,255,.07);
}
.campus-form input::placeholder, .campus-form textarea::placeholder{ color:var(--muted); }

.campus-auth-wrap{ max-width:440px; margin:0 auto; }
.campus-back-arrow{
  display:inline-flex; align-items:center; gap:6px; margin-bottom:16px;
  color:var(--muted); font-size:.85rem; font-weight:600; transition:color .2s, transform .2s;
}
.campus-back-arrow:hover{ color:var(--ember-2); transform:translateX(-3px); }
.campus-auth-switch{ text-align:center; margin-top:18px; color:var(--muted); font-size:.9rem; }
.campus-auth-switch a{ color:var(--ember-2); font-weight:700; }

.field-hint{ display:block; font-weight:400; color:var(--muted); font-size:.78rem; margin-top:4px; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-weight:700; font-size:.9rem; padding:13px 26px; border-radius:999px;
  border:2px solid transparent; cursor:pointer; transition:transform .25s var(--ease), box-shadow .25s;
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-2px); }
.btn-solid{ background:var(--grad-ember); color:#1a0e05; box-shadow:0 16px 34px -14px rgba(255,122,61,.55); }
.btn-line{ background:transparent; color:var(--text); border-color:var(--border); }
.btn-line:hover{ border-color:var(--ember); }
.btn-block{ width:100%; }
.btn-sm{ padding:8px 16px; font-size:.8rem; }
.btn-danger{ background:rgba(255,84,112,.15); color:var(--danger); border-color:rgba(255,84,112,.4); }

/* ---------- Mensajes flash ---------- */
.campus-flash{
  padding:14px 18px; border-radius:12px; margin-bottom:28px; font-size:.92rem; font-weight:600;
}
.campus-flash--ok{ background:rgba(74,222,128,.12); color:var(--success); border:1px solid rgba(74,222,128,.35); }
.campus-flash--error{ background:rgba(255,84,112,.12); color:var(--danger); border:1px solid rgba(255,84,112,.35); }

/* ---------- Tablas ---------- */
.campus-table{ width:100%; border-collapse:collapse; font-size:.92rem; }
.campus-table th, .campus-table td{ padding:12px 10px; text-align:left; border-bottom:1px solid var(--border); }
.campus-table th{ color:var(--muted); font-weight:600; font-size:.78rem; text-transform:uppercase; letter-spacing:.04em; }
.campus-table input[type="number"]{ width:80px; padding:8px; border-radius:8px; border:1px solid var(--border); background:rgba(255,255,255,.04); color:var(--text); }
.campus-table input[type="text"]{ width:100%; padding:8px; border-radius:8px; border:1px solid var(--border); background:rgba(255,255,255,.04); color:var(--text); }

/* ---------- Insignias / etiquetas ---------- */
.badge{ display:inline-block; padding:4px 10px; border-radius:999px; font-size:.72rem; font-weight:700; }
.badge-curso{ background:rgba(124,92,255,.16); color:#b6a6ff; }
.badge-nota{ background:rgba(255,122,61,.16); color:var(--ember-2); font-family:'JetBrains Mono', monospace; }
.badge-pendiente{ background:rgba(255,84,112,.14); color:var(--danger); }

/* ---------- Tabs simples (Clases / Tareas / Evaluaciones) ---------- */
.campus-tabs{ display:flex; gap:10px; margin-bottom:28px; flex-wrap:wrap; }
.campus-tab{
  padding:10px 18px; border-radius:999px; border:1px solid var(--border);
  background:var(--glass); font-size:.85rem; font-weight:600; color:var(--muted);
}
.campus-tab.is-active{ background:var(--grad-ember); color:#1a0e05; border-color:transparent; }

.campus-empty{ color:var(--muted); font-style:italic; padding:20px 0; }

/* ---------- Métricas del dashboard ---------- */
.metric-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:18px; margin-bottom:28px; }
.metric-card{
  background:var(--glass); border:1px solid var(--border); border-radius:var(--radius);
  padding:22px 20px; backdrop-filter:blur(14px);
}
.metric-card__icon{ font-size:1.4rem; margin-bottom:8px; display:block; }
.metric-card__num{ font-family:'Archivo Black',sans-serif; font-size:2rem; line-height:1; margin-bottom:4px; }
.metric-card__label{ color:var(--muted); font-size:.82rem; }
.metric-card--accent .metric-card__num{ color:var(--ember-2); }
.metric-card--danger .metric-card__num{ color:var(--danger); }
.metric-card--success .metric-card__num{ color:var(--success); }

/* ---------- Tarjetas de curso (módulo "Cursos") ---------- */
.curso-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:20px; }
.curso-card{
  background:var(--glass); border:1px solid var(--border); border-radius:var(--radius);
  padding:24px; backdrop-filter:blur(14px); display:flex; flex-direction:column; gap:10px;
  transition:transform .25s ease, border-color .25s ease;
}
.curso-card:hover{ transform:translateY(-4px); border-color:rgba(255,150,60,.4); }
.curso-card h3{ font-size:1.2rem; }
.curso-card p{ color:var(--muted); font-size:.85rem; flex:1; }
.curso-card__stats{ display:flex; gap:14px; font-size:.78rem; color:var(--muted); flex-wrap:wrap; }

/* ---------- Tablón de anuncios (módulo "Comunicación") ---------- */
.anuncio-card{
  background:var(--glass); border:1px solid var(--border); border-radius:var(--radius);
  padding:20px 22px; margin-bottom:16px;
}
.anuncio-card h3{ font-size:1.05rem; margin-bottom:6px; }
.anuncio-card p{ color:var(--text); font-size:.92rem; line-height:1.6; margin-bottom:8px; white-space:pre-line; }
.anuncio-card .campus-meta{ display:block; }

.campus-list-item{
  padding:18px 0; border-bottom:1px solid var(--border);
}
.campus-list-item:last-child{ border-bottom:none; }
.campus-list-item h3{ margin-bottom:4px; }
.campus-list-item p{ color:var(--muted); font-size:.92rem; margin-bottom:8px; }
.campus-list-item a.enlace{ color:var(--ember-2); font-weight:600; font-size:.88rem; }
.campus-meta{ color:var(--muted); font-size:.8rem; font-family:'JetBrains Mono', monospace; }

@media (max-width:640px){
  .campus-card{ padding:20px; }
  .campus-table{ font-size:.85rem; }
}

/* ============================================================
   ASISTENCIA — módulo rediseñado (tarjetas, sin tabla/radio buttons)
   ------------------------------------------------------------
   Paleta institucional propia de este módulo: azul marino, azul
   eléctrico y naranja ejecutivo (definidas aquí, no afectan al
   resto del Campus ni al sitio principal).
   ============================================================ */
:root{
  --att-navy:#0a2540;
  --att-navy-2:#0f3660;
  --att-blue:#2f7ee0;
  --att-orange:#f97316;
  --att-presente:#22c55e;
  --att-tarde:#f5a524;
  --att-excusa:#3b82f6;
  --att-ausente:#ef4444;
}

.att-head{
  display:flex; align-items:flex-end; justify-content:space-between; gap:20px;
  flex-wrap:wrap; margin-bottom:24px;
}
.att-date-form label{
  display:flex; align-items:center; gap:8px; font-size:.85rem; font-weight:600; color:var(--muted);
}
.att-date-form input[type="date"]{
  background:rgba(255,255,255,.05); border:1px solid var(--border); border-radius:12px;
  padding:10px 14px; color:var(--text); font-family:inherit; font-size:.88rem;
}

/* ---------- Dashboard superior ---------- */
.att-dashboard{
  display:grid; grid-template-columns:repeat(5,1fr); gap:16px; margin-bottom:20px;
}
.att-stat{
  border-radius:18px; padding:20px 18px; text-align:center;
  background:linear-gradient(160deg, rgba(15,54,96,.55), rgba(10,37,64,.35));
  border:1px solid rgba(255,255,255,.10); backdrop-filter:blur(16px);
  box-shadow:0 12px 30px -18px rgba(0,0,0,.6);
  transition:transform .25s ease;
}
.att-stat:hover{ transform:translateY(-3px); }
.att-stat__num{ display:block; font-family:'Archivo Black',sans-serif; font-size:2rem; line-height:1; margin-bottom:6px; }
.att-stat__label{ font-size:.78rem; color:var(--muted); font-weight:600; letter-spacing:.02em; }
.att-stat--presente .att-stat__num{ color:var(--att-presente); }
.att-stat--tarde .att-stat__num{ color:var(--att-tarde); }
.att-stat--excusa .att-stat__num{ color:var(--att-excusa); }
.att-stat--ausente .att-stat__num{ color:var(--att-ausente); }

/* ---------- Barra de progreso ---------- */
.att-progress-wrap{ display:flex; align-items:center; gap:16px; margin-bottom:28px; }
.att-progress{ flex:1; height:12px; border-radius:999px; background:rgba(255,255,255,.07); overflow:hidden; }
.att-progress__bar{
  height:100%; border-radius:999px; width:0%;
  background:linear-gradient(90deg, var(--att-orange), #fbbf24);
  transition:width .5s cubic-bezier(.22,1,.36,1);
  box-shadow:0 0 14px rgba(249,115,22,.5);
}
.att-progress__label{ font-size:.85rem; font-weight:700; color:var(--att-orange); white-space:nowrap; }

/* ---------- Grilla de tarjetas ---------- */
.att-grid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(290px, 1fr)); gap:20px;
}
.att-card{
  border-radius:18px; padding:22px;
  background:linear-gradient(160deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10); backdrop-filter:blur(18px);
  box-shadow:0 16px 40px -24px rgba(0,0,0,.65);
  transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.att-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,126,224,.4);
  box-shadow:0 20px 50px -20px rgba(47,126,224,.35);
}
.att-card__top{ display:flex; align-items:center; gap:14px; margin-bottom:18px; }
.att-avatar{
  width:52px; height:52px; border-radius:50%; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg, var(--att-navy-2), var(--att-blue));
  color:#fff; font-family:'Archivo Black',sans-serif; font-size:1rem;
  box-shadow:0 8px 20px -8px rgba(47,126,224,.6);
}
.att-card__info h3{ font-size:1.02rem; margin-bottom:3px; }
.att-card__last{ font-size:.76rem; color:var(--muted); }
.att-card__last--nuevo{ font-style:italic; opacity:.7; }

/* ---------- Píldoras de estado (reemplazan radio buttons tradicionales) ---------- */
.att-pills{ display:grid; grid-template-columns:repeat(2,1fr); gap:8px; }
.att-pill-input{
  position:absolute; opacity:0; width:1px; height:1px; overflow:hidden; pointer-events:none;
}
.att-pill{
  display:flex; align-items:center; justify-content:center; gap:6px;
  padding:11px 10px; border-radius:999px; cursor:pointer; user-select:none;
  font-size:.82rem; font-weight:700; text-align:center;
  border:1.5px solid rgba(255,255,255,.14); color:var(--muted);
  background:rgba(255,255,255,.03);
  transition:background .25s ease, border-color .25s ease, color .25s ease, transform .2s ease, box-shadow .25s ease;
}
.att-pill:hover{ transform:translateY(-2px); border-color:rgba(255,255,255,.3); }

.att-pill-input:checked + .att-pill{ color:#fff; transform:translateY(-1px) scale(1.02); }
.att-pill-input:focus-visible + .att-pill{ outline:2px solid var(--att-blue); outline-offset:2px; }

.att-pill-input[value="presente"]:checked + .att-pill{
  background:linear-gradient(135deg, #16a34a, var(--att-presente));
  border-color:var(--att-presente); box-shadow:0 10px 26px -10px rgba(34,197,94,.6);
}
.att-pill-input[value="tarde"]:checked + .att-pill{
  background:linear-gradient(135deg, #d97706, var(--att-tarde));
  border-color:var(--att-tarde); box-shadow:0 10px 26px -10px rgba(245,165,36,.6);
}
.att-pill-input[value="excusa"]:checked + .att-pill{
  background:linear-gradient(135deg, #1d4ed8, var(--att-excusa));
  border-color:var(--att-excusa); box-shadow:0 10px 26px -10px rgba(59,130,246,.6);
}
.att-pill-input[value="ausente"]:checked + .att-pill{
  background:linear-gradient(135deg, #b91c1c, var(--att-ausente));
  border-color:var(--att-ausente); box-shadow:0 10px 26px -10px rgba(239,68,68,.6);
}

/* ---------- Carga de carta de inasistencia (solo visible si el estado es Excusa) ---------- */
.att-excusa-file{
  margin-top:14px; padding:12px 14px; border-radius:12px;
  background:rgba(59,130,246,.08); border:1px dashed rgba(59,130,246,.35);
  animation:attFadeIn .3s ease;
}
.att-excusa-file label{ font-size:.8rem; font-weight:600; color:var(--text); display:block; }
.att-excusa-file input[type="file"]{
  margin-top:6px; width:100%; font-size:.78rem; color:var(--muted);
}
.att-excusa-file__actual{ display:inline-block; margin-top:8px; font-size:.78rem; color:var(--att-excusa); font-weight:700; }
@keyframes attFadeIn{ from{ opacity:0; transform:translateY(-6px); } to{ opacity:1; transform:translateY(0); } }

/* ---------- Barra de guardar ---------- */
.att-submit-bar{ margin-top:28px; display:flex; justify-content:center; }

@media (max-width:900px){
  .att-dashboard{ grid-template-columns:repeat(3,1fr); }
}
@media (max-width:640px){
  .att-dashboard{ grid-template-columns:repeat(2,1fr); }
  .att-grid{ grid-template-columns:1fr; }
  .att-pills{ grid-template-columns:1fr 1fr; }
}
@media (prefers-reduced-motion: reduce){
  .att-card, .att-pill, .att-stat, .att-progress__bar{ transition:none; }
}