:root{
  --cu-bg:#f5f5f7;
  --cu-surface:#ffffff;
  --cu-surface-soft:#fbfbfd;
  --cu-text:#111827;
  --cu-muted:#6b7280;
  --cu-soft:#e5e7eb;
  --cu-line:rgba(17,24,39,.10);
  --cu-accent:#2563eb;
  --cu-accent-dark:#1d4ed8;
  --cu-shadow:0 28px 80px rgba(15,23,42,.10);
  --cu-radius-xl:30px;
  --cu-radius-lg:22px;
  --cu-radius-md:16px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--cu-bg);color:var(--cu-text);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}.cu-page{min-height:100vh;display:flex;flex-direction:column}.cu-main{flex:1}.cu-container{width:min(1180px,calc(100% - 32px));margin:0 auto}.cu-header{position:sticky;top:0;z-index:80;height:64px;display:flex;align-items:center;background:rgba(245,245,247,.78);border-bottom:1px solid rgba(17,24,39,.06);backdrop-filter:blur(18px)}.cu-nav{display:flex;align-items:center;justify-content:space-between;gap:1rem}.cu-brand{font-weight:760;letter-spacing:-.045em;font-size:1.08rem}.cu-brand span{font-weight:520;color:var(--cu-muted);letter-spacing:-.03em}.cu-nav-links{display:flex;align-items:center;gap:1.45rem;font-size:.9rem;color:#374151}.cu-nav-links a{transition:color .15s ease}.cu-nav-links a:hover,.cu-nav-links a.active{color:var(--cu-accent)}.cu-actions{display:flex;align-items:center;gap:.65rem}.cu-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:0;border-radius:999px;padding:.74rem 1.1rem;font-weight:650;font-size:.92rem;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease,border-color .15s ease}.cu-btn:active{transform:scale(.98)}.cu-btn-primary{background:#111827;color:#fff;box-shadow:0 10px 24px rgba(17,24,39,.16)}.cu-btn-primary:hover{background:#000}.cu-btn-soft{background:#fff;color:#111827;border:1px solid var(--cu-line)}.cu-btn-soft:hover{border-color:rgba(37,99,235,.28);box-shadow:0 12px 30px rgba(15,23,42,.08)}.cu-btn-link{padding:.7rem .2rem;background:transparent;color:var(--cu-accent)}.cu-mobile-toggle{display:none;width:40px;height:40px;border:0;border-radius:999px;background:#fff;border:1px solid var(--cu-line);cursor:pointer}.cu-mobile-toggle span{display:block;width:16px;height:2px;background:#111827;margin:4px auto;border-radius:5px}.cu-mobile-panel{display:none;position:absolute;top:64px;left:16px;right:16px;background:#fff;border:1px solid var(--cu-line);border-radius:22px;box-shadow:var(--cu-shadow);padding:.8rem}.cu-mobile-panel a{display:block;padding:.9rem 1rem;border-radius:14px;color:#374151}.cu-mobile-panel a:hover{background:#f3f4f6}.cu-header.is-open .cu-mobile-panel{display:block}.cu-kicker{display:inline-flex;align-items:center;gap:.5rem;color:var(--cu-accent);font-size:.78rem;font-weight:720;letter-spacing:.08em;text-transform:uppercase}.cu-kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cu-accent)}.cu-section{padding:4rem 0}.cu-section-head{display:flex;align-items:end;justify-content:space-between;gap:2rem;margin-bottom:1.2rem}.cu-section-title{font-size:clamp(1.7rem,3vw,2.5rem);letter-spacing:-.055em;line-height:1.05;margin:.45rem 0 .4rem}.cu-section-desc{color:var(--cu-muted);line-height:1.6;max-width:650px;margin:0}.cu-footer{border-top:1px solid var(--cu-line);background:#fff;margin-top:3rem}.cu-footer-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.2rem 0;color:var(--cu-muted);font-size:.88rem}.cu-footer-links{display:flex;gap:1rem}.cu-footer-links a:hover{color:var(--cu-accent)}
/* Home */
.home-hero{padding:5.2rem 0 2.2rem}.home-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:2rem;align-items:center}.home-title{font-size:clamp(2.6rem,6vw,5.2rem);line-height:.98;letter-spacing:-.085em;margin:.75rem 0 1.2rem;max-width:850px}.home-title span{color:var(--cu-accent)}.home-copy{font-size:1.12rem;line-height:1.7;color:#4b5563;max-width:680px;margin:0 0 1.8rem}.home-actions{display:flex;gap:.8rem;flex-wrap:wrap}.home-panel{background:linear-gradient(145deg,#fff,#eef2ff);border:1px solid rgba(37,99,235,.10);border-radius:var(--cu-radius-xl);padding:1.2rem;box-shadow:var(--cu-shadow)}.home-panel-card{background:rgba(255,255,255,.74);border:1px solid rgba(255,255,255,.75);border-radius:24px;padding:1rem}.home-panel-label{font-size:.78rem;color:var(--cu-muted);font-weight:700;text-transform:uppercase;letter-spacing:.08em}.home-panel-title{font-size:1.45rem;letter-spacing:-.045em;font-weight:780;margin:.5rem 0}.home-panel-text{font-size:.92rem;line-height:1.55;color:#4b5563}.home-panel-list{display:grid;gap:.65rem;margin-top:1rem}.home-pill-row{display:flex;justify-content:space-between;gap:1rem;background:#fff;border:1px solid var(--cu-line);border-radius:16px;padding:.8rem}.home-pill-row strong{font-size:.92rem}.home-pill-row span{font-size:.78rem;color:var(--cu-muted)}.course-slider{position:relative;overflow:hidden;border-radius:var(--cu-radius-xl);background:#fff;border:1px solid var(--cu-line);box-shadow:var(--cu-shadow)}.slide-track{display:flex;transition:transform .45s ease}.course-slide{min-width:100%;display:grid;grid-template-columns:1.05fr .95fr;gap:0;min-height:380px}.slide-info{padding:2rem 2.2rem;display:flex;flex-direction:column;justify-content:center}.slide-meta{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1rem}.slide-chip{font-size:.76rem;font-weight:700;padding:.35rem .65rem;border-radius:999px;background:#f3f4f6;color:#374151}.slide-title{font-size:clamp(2rem,4vw,3.3rem);line-height:1;letter-spacing:-.07em;margin:0 0 1rem}.slide-summary{color:#4b5563;line-height:1.65;margin:0 0 1.5rem;max-width:520px}.slide-visual{background:#111827;min-height:280px;position:relative;overflow:hidden}.slide-visual img{width:100%;height:100%;object-fit:cover;display:block}.slide-visual-fallback{position:absolute;inset:0;background:radial-gradient(circle at 25% 20%,rgba(37,99,235,.45),transparent 35%),radial-gradient(circle at 80% 70%,rgba(14,165,233,.35),transparent 38%),linear-gradient(135deg,#111827,#1f2937);display:flex;align-items:end;padding:2rem;color:#fff}.slide-visual-fallback div{font-size:3rem;font-weight:800;letter-spacing:-.08em;opacity:.88}.slider-controls{position:absolute;left:1rem;right:1rem;bottom:1rem;display:flex;justify-content:space-between;align-items:center;pointer-events:none}.slider-btn{pointer-events:auto;width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.78);backdrop-filter:blur(12px);cursor:pointer;font-size:1.2rem}.slider-dots{display:flex;gap:.45rem;pointer-events:auto}.slider-dot{width:8px;height:8px;border-radius:50%;border:0;background:rgba(255,255,255,.55);cursor:pointer}.slider-dot.active{background:#111827;width:24px;border-radius:999px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.service-card{background:#fff;border:1px solid var(--cu-line);border-radius:var(--cu-radius-lg);padding:1.35rem;min-height:190px;display:flex;flex-direction:column;justify-content:space-between;transition:transform .15s ease,box-shadow .15s ease}.service-card:hover{transform:translateY(-2px);box-shadow:0 20px 50px rgba(15,23,42,.08)}.service-card h3{font-size:1.25rem;letter-spacing:-.045em;margin:0 0 .55rem}.service-card p{color:var(--cu-muted);line-height:1.55;margin:0}.mini-course-row{display:flex;gap:1rem;overflow-x:auto;padding:.2rem 0 1rem;scroll-snap-type:x proximity}.mini-course{scroll-snap-align:start;min-width:270px;background:#fff;border:1px solid var(--cu-line);border-radius:20px;overflow:hidden}.mini-cover{height:130px;background:#e5e7eb}.mini-cover img{width:100%;height:100%;object-fit:cover;display:block}.mini-body{padding:1rem}.mini-body h3{font-size:1rem;line-height:1.2;letter-spacing:-.035em;margin:0 0 .4rem}.mini-body p{font-size:.88rem;color:var(--cu-muted);line-height:1.45;margin:0}.mini-link{display:inline-block;margin-top:.9rem;color:var(--cu-accent);font-size:.88rem;font-weight:700}.empty-state{background:#fff;border:1px dashed rgba(17,24,39,.16);border-radius:var(--cu-radius-lg);padding:2rem;color:var(--cu-muted)}
/* Login */
.auth-shell{padding:4rem 0}.auth-card{width:min(1040px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:minmax(0,.95fr) minmax(380px,440px);background:#fff;border:1px solid var(--cu-line);border-radius:var(--cu-radius-xl);box-shadow:var(--cu-shadow);overflow:hidden}.auth-story{padding:3rem;background:linear-gradient(145deg,#f9fafb,#eef2ff);display:flex;flex-direction:column;justify-content:space-between;min-height:610px}.auth-story h1{font-size:clamp(2.3rem,4.4vw,4rem);line-height:1;letter-spacing:-.075em;margin:.65rem 0 1rem}.auth-story p{font-size:1.02rem;color:#4b5563;line-height:1.68;max-width:480px}.auth-story-list{display:grid;gap:.7rem;margin-top:1.5rem}.auth-story-item{display:flex;align-items:center;justify-content:space-between;gap:1rem;background:rgba(255,255,255,.82);border:1px solid rgba(17,24,39,.06);border-radius:18px;padding:.95rem 1rem}.auth-story-item strong{font-size:.92rem}.auth-story-item span{font-size:.8rem;color:var(--cu-muted)}.auth-form-wrap{padding:3rem 2.4rem;display:flex;flex-direction:column;justify-content:center}.auth-form-head{margin-bottom:1.7rem}.auth-form-head h2{font-size:2rem;letter-spacing:-.055em;margin:0 0 .45rem}.auth-form-head p{margin:0;color:var(--cu-muted);line-height:1.5}.form-alert{display:flex;align-items:flex-start;gap:.7rem;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;border-radius:18px;padding:.9rem 1rem;margin-bottom:1rem;font-size:.9rem}.field{margin-bottom:1rem}.field label{display:block;font-size:.86rem;font-weight:720;margin-bottom:.5rem}.input-wrap{position:relative}.input{width:100%;border:1px solid rgba(17,24,39,.14);background:#fff;border-radius:16px;padding:1rem 1rem;color:#111827;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.input:focus{border-color:rgba(37,99,235,.55);box-shadow:0 0 0 4px rgba(37,99,235,.10)}.eye-btn{position:absolute;right:.55rem;top:50%;transform:translateY(-50%);width:38px;height:38px;border:0;border-radius:50%;background:#f3f4f6;cursor:pointer;color:#374151}.form-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin:.75rem 0 1.25rem;font-size:.88rem}.checkline{display:flex;align-items:center;gap:.45rem;color:#4b5563}.forgot{color:var(--cu-accent);font-weight:650}.submit-btn{width:100%;height:52px;border-radius:999px;border:0;background:#111827;color:#fff;font-weight:740;cursor:pointer;transition:background .15s ease,transform .15s ease}.submit-btn:hover{background:#000}.submit-btn:active{transform:scale(.99)}.submit-btn[disabled]{opacity:.72;cursor:wait}.auth-note{text-align:center;margin-top:1.25rem;color:var(--cu-muted);font-size:.88rem}.auth-note a{color:var(--cu-accent);font-weight:700}.hidden{display:none!important}.spinner{display:inline-block;width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;animation:spin .8s linear infinite;margin-left:.5rem}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:880px){.cu-nav-links,.cu-actions{display:none}.cu-mobile-toggle{display:block}.home-hero-grid{grid-template-columns:1fr}.home-panel{order:-1}.course-slide{grid-template-columns:1fr}.slide-visual{min-height:220px}.service-grid{grid-template-columns:1fr}.auth-card{grid-template-columns:1fr}.auth-story{min-height:auto;padding:2rem}.auth-form-wrap{padding:2rem}.cu-footer-inner{flex-direction:column;text-align:center}.cu-section-head{display:block}}@media(max-width:560px){.home-hero{padding-top:3.2rem}.home-title{font-size:2.6rem}.course-slider{border-radius:22px}.slide-info{padding:1.5rem}.slide-title{font-size:2rem}.auth-shell{padding:1.2rem 0}.auth-card{border-radius:22px}.form-row{align-items:flex-start;flex-direction:column}.cu-container{width:min(100% - 24px,1180px)}}

/* Refined public home */
.home-refined .cu-header{background:rgba(245,245,247,.86)}
.home-quiet-hero{padding:5.8rem 0 3rem;background:linear-gradient(180deg,#fbfbfd 0%,#f5f5f7 100%)}
.home-quiet-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,460px);gap:3rem;align-items:center}.home-quiet-copy h1{font-size:clamp(2.8rem,6.5vw,5.8rem);line-height:.96;letter-spacing:-.085em;margin:.85rem 0 1.25rem;max-width:900px}.home-quiet-copy p{font-size:1.13rem;line-height:1.7;color:#4b5563;max-width:740px;margin:0 0 1.7rem}.home-quiet-copy strong{color:#111827;font-weight:720}.home-quiet-actions{display:flex;gap:.75rem;flex-wrap:wrap}.home-feature-card{display:block;background:#fff;border:1px solid rgba(17,24,39,.08);border-radius:32px;box-shadow:0 30px 90px rgba(15,23,42,.10);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease}.home-feature-card:hover{transform:translateY(-3px);box-shadow:0 40px 110px rgba(15,23,42,.14)}.home-feature-card.is-empty{padding:1.5rem}.home-feature-media{aspect-ratio:16/10;background:#e5e7eb;overflow:hidden}.home-feature-media img{width:100%;height:100%;object-fit:cover;display:block}.home-feature-fallback{height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#111827,#e5e7eb);color:#fff;font-weight:800;letter-spacing:-.06em;font-size:2rem}.home-feature-body{padding:1.35rem 1.45rem 1.5rem}.home-feature-eyebrow{font-size:.76rem;color:var(--cu-accent);font-weight:800;text-transform:uppercase;letter-spacing:.09em;margin-bottom:.5rem}.home-feature-body h2{font-size:1.55rem;line-height:1.1;letter-spacing:-.055em;margin:0 0 .55rem}.home-feature-body p{font-size:.95rem;color:#4b5563;line-height:1.55;margin:0}.home-meta-row{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:1rem}.home-meta-row span{font-size:.78rem;font-weight:700;background:#f3f4f6;border-radius:999px;padding:.34rem .62rem;color:#374151}.home-strip-section{padding:3.2rem 0;background:#f5f5f7}.home-section-row{display:flex;align-items:end;justify-content:space-between;gap:1.5rem;margin-bottom:1.25rem}.home-section-row h2{font-size:clamp(1.9rem,3vw,2.65rem);line-height:1.05;letter-spacing:-.06em;margin:.45rem 0 0}.home-text-link{color:var(--cu-accent);font-weight:720;font-size:.94rem;white-space:nowrap}.home-course-strip{display:flex;gap:1rem;overflow-x:auto;padding:.1rem 0 1rem;scroll-snap-type:x proximity}.home-course-card{scroll-snap-align:start;min-width:292px;max-width:292px;background:#fff;border:1px solid rgba(17,24,39,.08);border-radius:24px;overflow:hidden;transition:transform .15s ease,box-shadow .15s ease}.home-course-card:hover{transform:translateY(-2px);box-shadow:0 18px 50px rgba(15,23,42,.09)}.home-course-cover{aspect-ratio:16/9;background:linear-gradient(135deg,#e5e7eb,#f9fafb);overflow:hidden}.home-course-cover img{width:100%;height:100%;object-fit:cover;display:block}.home-course-info{padding:1rem}.home-course-label{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--cu-accent);margin-bottom:.45rem}.home-course-info h3{font-size:1.04rem;line-height:1.2;letter-spacing:-.04em;margin:0 0 .45rem}.home-course-info p{font-size:.88rem;color:#6b7280;line-height:1.46;margin:0}.home-empty-note{background:#fff;border:1px dashed rgba(17,24,39,.14);border-radius:22px;padding:1.25rem;color:#6b7280}.home-essentials{padding:3.4rem 0;background:#fff}.home-essentials-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.home-essentials article{border:1px solid rgba(17,24,39,.08);border-radius:28px;padding:1.6rem;background:#fbfbfd;min-height:210px;display:flex;flex-direction:column;justify-content:space-between}.home-essentials h2{font-size:1.55rem;line-height:1.08;letter-spacing:-.055em;margin:0 0 .75rem}.home-essentials p{color:#4b5563;line-height:1.6;margin:0;max-width:520px}.home-essentials a{display:inline-block;color:var(--cu-accent);font-weight:760;margin-top:1.3rem}.home-final-cta{padding:3.2rem 0 1rem}.home-final-card{background:#111827;color:#fff;border-radius:34px;padding:2rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}.home-final-card .cu-kicker{color:#93c5fd}.home-final-card .cu-kicker::before{background:#93c5fd}.home-final-card h2{font-size:clamp(1.9rem,3vw,2.7rem);letter-spacing:-.06em;margin:.45rem 0 .35rem}.home-final-card p{color:rgba(255,255,255,.72);line-height:1.6;margin:0}.home-final-card .cu-btn-primary{background:#fff;color:#111827;box-shadow:none}.home-final-card .cu-btn-primary:hover{background:#e5e7eb}.cu-nav-links{gap:1.1rem}.cu-nav-links a{white-space:nowrap}.cu-brand{white-space:nowrap}@media(max-width:1040px){.cu-nav-links{gap:.8rem;font-size:.82rem}.cu-btn{font-size:.86rem;padding:.68rem .95rem}.home-quiet-grid{grid-template-columns:1fr}.home-feature-card{max-width:680px}.home-essentials-grid{grid-template-columns:1fr}}@media(max-width:880px){.home-quiet-hero{padding:3.6rem 0 2rem}.home-quiet-copy h1{font-size:3rem}.home-section-row{align-items:flex-start;flex-direction:column}.home-final-card{align-items:flex-start;flex-direction:column}.home-feature-body{padding:1.15rem}.home-course-card{min-width:260px;max-width:260px}}@media(max-width:560px){.home-quiet-copy h1{font-size:2.55rem}.home-quiet-copy p{font-size:1rem}.home-quiet-actions .cu-btn{width:100%}.home-feature-card{border-radius:24px}.home-essentials article,.home-final-card{border-radius:24px;padding:1.3rem}}

/* ============================================================
   Brand público UG + ConectaUG.net
   Reparación: conserva el sistema .cu-* y solo ajusta marca.
   ============================================================ */
.cu-brand.has-ug-logo,
.cu-brand.cu-brand-vertical{
  display:inline-flex!important;
  flex-direction:column!important;
  align-items:center!important;
  justify-content:center!important;
  gap:.18rem!important;
  min-width:92px!important;
  text-decoration:none!important;
  line-height:1!important;
}
.cu-brand-logo{
  width:auto!important;
  height:32px!important;
  max-width:128px!important;
  object-fit:contain!important;
  display:block!important;
  image-rendering:auto!important;
}
.cu-brand-word{
  display:block!important;
  white-space:nowrap!important;
  font-weight:820!important;
  font-size:.86rem!important;
  letter-spacing:-.035em!important;
  color:#111827!important;
  margin-top:.08rem!important;
}
.cu-header-public .cu-nav{
  min-height:64px;
  gap:clamp(.75rem,1.6vw,1.2rem)!important;
}
.cu-header-public .cu-nav-links{
  gap:clamp(.75rem,1.7vw,1.25rem)!important;
}
.cu-header-public .cu-nav-links a{
  white-space:nowrap!important;
  font-size:clamp(.82rem,.95vw,.9rem)!important;
}
.cu-header-admin .cu-brand-logo{display:none!important}
.cu-header-admin .cu-brand{
  flex-direction:row!important;
  min-width:auto!important;
}
.cu-header-admin .cu-brand-word{
  font-size:1rem!important;
  margin-top:0!important;
}
@media(max-width:1080px){
  .cu-brand-logo{height:30px!important;max-width:112px!important}
  .cu-brand-word{font-size:.82rem!important}
  .cu-brand.cu-brand-vertical{min-width:82px!important}
}
@media(max-width:860px){
  .cu-brand-logo{height:28px!important;max-width:98px!important}
  .cu-brand-word{font-size:.78rem!important}
}
@media(max-width:760px){
  .cu-brand-logo{height:30px!important}
  .cu-brand-word{font-size:.82rem!important}
}