/* ============================================================
   Liceo San Isidro Norte — Sistema de diseño
   Colorimetría: carnetización institucional (verde, vinotinto, dorado)
   Lenguaje visual: referencia gimnasioacademicoregional.edu.co
   (Montserrat, bloques planos, esquina cortada 0/50px, píldoras)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,600;1,800&display=swap');

:root{
  /* Verde institucional — muestreado del escudo oficial (#184830) */
  --verde-950:#0C2A1B;
  --verde-900:#123821;
  --verde-800:#184830;   /* VERDE OFICIAL del escudo */
  --verde-700:#1E5C3C;
  --verde-600:#27754C;
  --verde-500:#319260;
  --verde-400:#4BB27C;
  --verde-200:#B7DDC7;
  --verde-50:#EEF6F1;

  /* Vinotinto institucional — muestreado del escudo oficial (#600818) */
  --vino-950:#3A040E;
  --vino-900:#4C0612;
  --vino-800:#600818;    /* VINOTINTO OFICIAL del escudo */
  --vino-700:#7C0E20;
  --vino-500:#A5182E;

  /* Dorado — muestreado de la antorcha y el libro del escudo */
  --oro-600:#B87818;
  --oro-500:#D89A18;
  --oro-400:#F5B81E;     /* píldoras de acción */
  --oro-300:#F8D878;

  --blanco:#FFFFFF;
  --gris-100:#F1F0F0;
  --gris-200:#E4E3E1;
  --tinta:#14201A;
  --tinta-60:#55635B;
  --linea:rgba(8,92,38,.16);

  --sombra-sm:0 2px 10px rgba(4,46,19,.08);
  --sombra:0 18px 44px -18px rgba(4,46,19,.34);
  --sombra-lg:0 34px 80px -28px rgba(4,46,19,.5);

  /* Motivo de forma: esquina cortada */
  --corte:0 50px 0 0;
  --corte-inv:50px 0 0 0;
  --corte-lg:0 90px 0 0;
  --r:10px;
  --pill:50px;

  --s-1:8px; --s-2:16px; --s-3:24px; --s-4:32px; --s-5:48px;
  --s-6:64px; --s-7:96px; --s-8:120px;

  --util-h:44px;
  --nav-h:82px;
  --max:1280px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--blanco);color:var(--tinta);
  font-family:'Montserrat',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;line-height:1.7;font-weight:400;overflow-x:hidden;
}
body.cargando{overflow:hidden;height:100vh}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{
  font-family:'Montserrat',sans-serif;font-weight:800;line-height:1.12;
  margin:0;letter-spacing:-.02em;
}
p{margin:0 0 1em}
strong{font-weight:700}
::selection{background:var(--oro-400);color:var(--verde-950)}

/* ---------- Utilidades ---------- */
.contenedor{width:min(100% - 40px,var(--max));margin-inline:auto}
.seccion{padding:var(--s-8) 0;position:relative}
@media(max-width:760px){.seccion{padding:var(--s-7) 0}}

.etiqueta{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.72rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;
  color:var(--verde-700);margin-bottom:var(--s-2);
}
.etiqueta::before{content:"";width:34px;height:3px;background:var(--oro-400);border-radius:3px}
.etiqueta.clara{color:var(--oro-400)}

.titulo{font-size:clamp(1.9rem,4.2vw,3.2rem);font-weight:800}
.titulo em{font-style:normal;color:var(--verde-600)}
.entradilla{font-size:1.02rem;color:var(--tinta-60);max-width:64ch;font-weight:500}

/* Píldoras de acción — motivo GAR */
.btn{
  --bg:var(--oro-400);--fg:var(--verde-950);
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 34px;min-height:52px;border:0;border-radius:var(--pill);
  background:var(--bg);color:var(--fg);font-weight:700;font-size:.95rem;
  overflow:hidden;isolation:isolate;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),color .3s;
  box-shadow:0 10px 26px -14px rgba(4,46,19,.7);
}
.btn::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:var(--verde-700);transform:translateY(101%);
  transition:transform .42s var(--ease);
}
.btn:hover{transform:translateY(-3px);color:#fff;box-shadow:var(--sombra)}
.btn:hover::after{transform:translateY(0)}
.btn svg{width:18px;height:18px;transition:transform .35s var(--ease)}
.btn:hover svg{transform:translateX(4px)}

.btn.verde{--bg:var(--verde-700);--fg:#fff}
.btn.verde::after{background:var(--oro-400)}
.btn.verde:hover{color:var(--verde-950)}
.btn.vino{--bg:var(--vino-800);--fg:#fff}
.btn.vino::after{background:var(--oro-400)}
.btn.vino:hover{color:var(--verde-950)}
.btn.linea{background:transparent;color:#fff;box-shadow:inset 0 0 0 2px rgba(255,255,255,.6)}
.btn.linea::after{background:#fff}
.btn.linea:hover{color:var(--verde-950)}

:where(a,button,input,textarea,select,summary):focus-visible{
  outline:3px solid var(--oro-500);outline-offset:3px;border-radius:6px;
}
.saltar{
  position:absolute;left:16px;top:-100px;z-index:9999;background:#fff;color:var(--verde-800);
  padding:12px 20px;border-radius:0 0 12px 12px;font-weight:700;transition:top .25s;
}
.saltar:focus{top:0}

/* ============================================================
   PRECARGA
   ============================================================ */
#precarga{
  position:fixed;inset:0;z-index:9000;display:grid;place-items:center;
  background:#FFFFFF;
}
#precarga::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 55% at 50% 42%,rgba(24,72,48,.07),transparent 70%);
}
#precarga .marca{
  position:relative;display:grid;justify-items:center;gap:var(--s-3);
  padding:24px;text-align:center;
}
/* El escudo se revela de abajo hacia arriba sobre fondo blanco: contraste total */
#precarga .escudo{width:min(150px,34vw);overflow:hidden}
#precarga .escudo img{width:100%;height:auto;display:block}
#precarga .nombre{
  color:var(--verde-800);font-size:clamp(1.05rem,3.4vw,1.45rem);font-weight:800;
  letter-spacing:.03em;text-transform:uppercase;opacity:0;line-height:1.2;
}
#precarga .lema{
  color:var(--vino-800);font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;
  font-weight:800;opacity:0;
}
#precarga .barra{
  width:min(260px,62vw);height:4px;border-radius:9px;
  background:rgba(24,72,48,.14);overflow:hidden;
}
#precarga .barra i{display:block;height:100%;width:0;background:var(--vino-800);border-radius:9px}
#precarga .pct{
  color:var(--tinta-60);font-size:.7rem;letter-spacing:.2em;
  font-variant-numeric:tabular-nums;font-weight:700;
}

/* ============================================================
   BARRA DE UTILIDADES + NAVEGACIÓN  (motivo GAR)
   ============================================================ */
.util{
  position:fixed;top:0;left:0;right:0;z-index:810;height:var(--util-h);
  display:flex;align-items:center;background:var(--verde-950);color:#fff;
  transition:transform .4s var(--ease);
}
.util .contenedor{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3)}
.util-datos{display:flex;align-items:center;gap:var(--s-4);font-size:.82rem;font-weight:600}
.util-datos a{display:inline-flex;align-items:center;gap:9px;transition:color .25s}
.util-datos a:hover{color:var(--oro-400)}
.util-datos svg{width:17px;height:17px;fill:none;stroke:var(--oro-400);stroke-width:1.8;flex:none}
.util .btn{padding:8px 22px;min-height:34px;font-size:.76rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;box-shadow:none}
body.desplazado .util{transform:translateY(-100%)}

.nav{
  position:fixed;top:var(--util-h);left:0;right:0;z-index:800;height:var(--nav-h);
  display:flex;align-items:center;background:transparent;
  transition:background .4s var(--ease),top .4s var(--ease),height .4s var(--ease),box-shadow .4s;
}
.nav.fija{
  top:0;height:72px;background:#fff;box-shadow:0 10px 34px -22px rgba(4,46,19,.6);
}
.nav .contenedor{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3)}
.marca-nav{display:flex;align-items:center;gap:14px}
/* Placa blanca: separa el verde del escudo del verde del fondo.
   Sobre la nav blanca se funde sola, así que sirve en los dos estados. */
.marca-nav .placa{
  display:grid;place-items:center;padding:7px 9px;background:#fff;
  border-radius:0 16px 0 0;box-shadow:0 6px 20px -8px rgba(0,0,0,.45);
  transition:padding .4s var(--ease),box-shadow .4s var(--ease),background .4s;
}
.nav.fija .marca-nav .placa{padding:0;box-shadow:none;background:transparent}
.marca-nav img{width:50px;height:auto;transition:width .4s var(--ease)}
.nav.fija .marca-nav img{width:46px}
.marca-nav b{
  font-weight:800;font-size:1rem;line-height:1.15;color:#fff;display:block;
  text-transform:uppercase;letter-spacing:.01em;transition:color .4s;
}
.marca-nav span{
  display:block;font-size:.58rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--oro-400);font-weight:700;transition:color .4s;
}
.nav.fija .marca-nav b{color:var(--verde-950)}
.nav.fija .marca-nav span{color:var(--vino-700)}

.menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.menu a{
  position:relative;display:block;padding:10px 15px;
  font-size:.83rem;font-weight:700;color:rgba(255,255,255,.92);
  text-transform:uppercase;letter-spacing:.04em;white-space:nowrap;transition:color .3s;
}
.nav.fija .menu a{color:var(--verde-950)}
.menu a::after{
  content:"";position:absolute;left:15px;right:15px;bottom:2px;height:3px;
  background:var(--oro-400);border-radius:3px;transform:scaleX(0);transform-origin:right;
  transition:transform .35s var(--ease);
}
.menu a:hover::after,.menu a[aria-current="true"]::after{transform:scaleX(1);transform-origin:left}
.menu a:hover{color:var(--oro-400)}
.nav.fija .menu a:hover{color:var(--verde-700)}
.nav-acciones{display:flex;align-items:center;gap:12px}
.nav .btn{padding:11px 24px;min-height:44px;font-size:.8rem;box-shadow:none}

.hamb{
  display:grid;width:50px;height:50px;border:0;border-radius:var(--r);
  background:rgba(255,255,255,.14);place-items:center;position:relative;
  backdrop-filter:blur(6px);transition:background .3s;
}
.nav.fija .hamb{background:var(--verde-50)}
.hamb i{
  position:absolute;left:14px;width:22px;height:2.5px;background:#fff;border-radius:3px;
  transition:transform .35s var(--ease),opacity .2s;
}
.nav.fija .hamb i{background:var(--verde-900)}
.hamb i:nth-child(1){top:17px}
.hamb i:nth-child(2){top:24px}
.hamb i:nth-child(3){top:31px}
.hamb[aria-expanded="true"] i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamb[aria-expanded="true"] i:nth-child(2){opacity:0;transform:scaleX(.3)}
.hamb[aria-expanded="true"] i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.panel-movil{
  position:fixed;inset:0;z-index:790;background:var(--verde-950);
  display:grid;align-content:center;gap:2px;padding:130px 32px 40px;
  clip-path:circle(0% at calc(100% - 44px) 60px);
  transition:clip-path .6s var(--ease);overflow-y:auto;
}
.panel-movil.abierto{clip-path:circle(150% at calc(100% - 44px) 60px)}
.panel-movil a{
  font-size:1.25rem;font-weight:800;text-transform:uppercase;color:#fff;padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.12);opacity:0;transform:translateY(14px);
  transition:opacity .4s var(--ease),transform .4s var(--ease),color .25s;
}
.panel-movil.abierto a{opacity:1;transform:none}
.panel-movil a:hover{color:var(--oro-400)}
.panel-movil .btn{margin-top:var(--s-4);border-bottom:0}

/* ============================================================
   HERO — imagen a sangre con velo y botón de reproducción
   ============================================================ */
.hero{
  position:relative;min-height:100svh;display:grid;align-items:center;
  padding:calc(var(--util-h) + var(--nav-h) + 40px) 0 90px;
  overflow:hidden;background:var(--verde-950);isolation:isolate;
}
.hero-fondo{position:absolute;inset:-8% 0 -8%;z-index:-3;will-change:transform}
.hero-fondo img{width:100%;height:100%;object-fit:cover;object-position:60% 32%}
.hero-velo{
  position:absolute;inset:0;z-index:-2;
  background:linear-gradient(90deg,rgba(4,46,19,.93) 0%,rgba(4,46,19,.8) 40%,rgba(4,46,19,.55) 72%,rgba(4,46,19,.42) 100%);
}
.hero-malla{
  position:absolute;inset:0;z-index:-1;opacity:.4;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(70% 60% at 25% 45%,#000,transparent 78%);
}
.hero-orbes{position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.orbe{position:absolute;border-radius:50%;filter:blur(70px);opacity:.4}
.orbe.a{width:440px;height:440px;background:var(--verde-500);top:-12%;right:6%}
.orbe.b{width:340px;height:340px;background:var(--vino-700);bottom:-10%;left:4%}
.orbe.c{width:260px;height:260px;background:var(--oro-600);top:46%;right:34%;opacity:.28}

.hero-rejilla{display:grid;grid-template-columns:1.2fr .8fr;gap:var(--s-6);align-items:center}
@media(max-width:1000px){.hero-rejilla{grid-template-columns:1fr;gap:var(--s-5)}}

.hero-insignia{
  display:inline-flex;align-items:center;gap:12px;padding:7px 18px 7px 7px;margin-bottom:var(--s-3);
  border-radius:var(--pill);background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(10px);color:#fff;font-size:.78rem;font-weight:600;
}
.hero-insignia b{
  background:var(--oro-400);color:var(--verde-950);padding:5px 14px;border-radius:var(--pill);
  font-size:.7rem;font-weight:800;letter-spacing:.06em;
}
.hero h1{
  color:#fff;font-size:clamp(2.1rem,4.9vw,3.9rem);font-weight:800;
  line-height:1.1;margin-bottom:var(--s-3);max-width:17ch;
}
.hero h1 .palabra{display:inline-block;overflow:hidden;vertical-align:bottom}
.hero h1 .palabra>span{display:inline-block;will-change:transform}
.hero h1 .oro{color:var(--oro-400)}
.hero p.lead{color:rgba(255,255,255,.85);font-size:1.05rem;max-width:52ch;margin-bottom:var(--s-4);font-weight:500}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px}

/* Botón de reproducción — motivo GAR */
.reproducir{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:4;
  width:96px;height:96px;border-radius:50%;border:0;display:grid;place-items:center;
  background:rgba(255,255,255,.18);backdrop-filter:blur(8px);
  transition:transform .35s var(--ease),background .35s;
}
.reproducir::before{
  content:"";position:absolute;inset:-14px;border-radius:50%;
  border:2px solid rgba(255,255,255,.35);animation:pulso 2.6s var(--ease) infinite;
}
.reproducir svg{width:34px;height:34px;fill:#fff;margin-left:5px}
.reproducir:hover{transform:translate(-50%,-50%) scale(1.08);background:var(--oro-400)}
.reproducir:hover svg{fill:var(--verde-950)}
@keyframes pulso{0%{transform:scale(.9);opacity:.9}70%{transform:scale(1.25);opacity:0}100%{opacity:0}}
@media(max-width:1000px){.reproducir{display:none}}

.hero-tarjeta{
  position:relative;border-radius:var(--corte);overflow:hidden;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(14px);box-shadow:var(--sombra-lg);
}
.hero-tarjeta-int{display:grid;gap:1px;grid-template-columns:1fr 1fr;background:rgba(255,255,255,.14)}
.dato{padding:26px 22px;background:rgba(4,46,19,.55);transition:background .35s}
.dato:hover{background:rgba(11,122,50,.6)}
.dato b{
  display:block;font-size:clamp(1.8rem,3.2vw,2.5rem);font-weight:900;color:#fff;line-height:1;
  font-variant-numeric:tabular-nums;
}
.dato small{display:block;margin-top:8px;color:rgba(255,255,255,.72);font-size:.76rem;line-height:1.4;font-weight:600}
.dato:nth-child(1) b,.dato:nth-child(4) b{color:var(--oro-400)}

.bajar{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:5;
  display:grid;justify-items:center;gap:8px;color:rgba(255,255,255,.6);
  font-size:.62rem;letter-spacing:.28em;text-transform:uppercase;font-weight:700;
}
.bajar i{display:block;width:2px;height:44px;background:linear-gradient(var(--oro-400),transparent);animation:bajar 2.2s var(--ease) infinite}
@keyframes bajar{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}
51%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ============================================================
   CINTA
   ============================================================ */
.cinta{background:var(--vino-800);color:#fff;padding:16px 0;overflow:hidden}
.cinta-pista{display:flex;width:max-content;will-change:transform}
.cinta-pista span{
  display:inline-flex;align-items:center;gap:18px;padding-inline:18px;
  font-size:clamp(.85rem,1.7vw,1.1rem);font-weight:800;text-transform:uppercase;
  letter-spacing:.06em;white-space:nowrap;
}
.cinta-pista span::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--oro-400);flex:none}

/* ============================================================
   BLOQUE INTRO — banda verde con esquina cortada
   ============================================================ */
.intro{padding:0 0 var(--s-8);background:var(--blanco);position:relative}
.intro-bloque{
  background:var(--verde-950);color:#fff;border-radius:var(--corte-lg);
  padding:var(--s-7) var(--s-6);margin-top:-70px;position:relative;z-index:3;
}
@media(max-width:760px){.intro-bloque{padding:var(--s-6) var(--s-3);border-radius:var(--corte)}}
.intro-bloque .etiqueta{color:var(--oro-400)}
.intro-bloque h2{font-size:clamp(1.5rem,3.2vw,2.4rem);max-width:24ch;margin-bottom:var(--s-3)}
.intro-bloque p{color:rgba(255,255,255,.82);max-width:70ch;font-weight:500}
.intro-media{
  margin-top:var(--s-5);border-radius:var(--corte);overflow:hidden;aspect-ratio:21/8;
  box-shadow:var(--sombra-lg);
}
.intro-media img{width:100%;height:100%;object-fit:cover}

/* ============================================================
   PILARES / PEI
   ============================================================ */
.pei{background:var(--blanco)}
.pei-rejilla{display:grid;grid-template-columns:.95fr 1.05fr;gap:var(--s-6);align-items:start}
@media(max-width:960px){.pei-rejilla{grid-template-columns:1fr}}

.cita{
  position:relative;margin:var(--s-4) 0 0;padding:32px 34px;
  border-radius:var(--corte);background:var(--verde-800);color:#fff;overflow:hidden;
}
.cita::before{
  content:"”";position:absolute;right:18px;top:-46px;font-size:11rem;font-weight:900;
  color:rgba(255,255,255,.12);line-height:1;
}
.cita p{font-size:clamp(1.15rem,2.3vw,1.55rem);font-weight:800;line-height:1.3;margin:0}
.cita small{display:block;margin-top:12px;color:var(--oro-400);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;font-weight:800}

.pilares{display:grid;gap:var(--s-2)}
.pilar{
  display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;
  padding:26px;border-radius:var(--corte);background:var(--gris-100);
  border-left:5px solid var(--verde-700);
  transition:transform .4s var(--ease),background .4s,box-shadow .4s var(--ease);
}
.pilar:nth-child(2){border-left-color:var(--vino-700)}
.pilar:nth-child(3){border-left-color:var(--oro-500)}
.pilar:hover{transform:translateX(8px);background:#fff;box-shadow:var(--sombra)}
.pilar-icono{
  width:60px;height:60px;border-radius:var(--corte-inv);display:grid;place-items:center;flex:none;
  background:var(--verde-700);
}
.pilar:nth-child(2) .pilar-icono{background:var(--vino-700)}
.pilar:nth-child(3) .pilar-icono{background:var(--oro-500)}
.pilar-icono svg{width:29px;height:29px;stroke:#fff;fill:none;stroke-width:1.7}
.pilar h3{font-size:1.2rem;margin-bottom:6px;text-transform:uppercase;letter-spacing:.01em}
.pilar p{margin:0;color:var(--tinta-60);font-size:.94rem;font-weight:500}

/* ============================================================
   CIFRAS
   ============================================================ */
.cifras{background:var(--verde-950);color:#fff;position:relative;overflow:hidden}
.cifras::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 90% at 92% 8%,rgba(155,20,28,.42),transparent 62%),
             radial-gradient(50% 70% at 4% 92%,rgba(23,164,74,.3),transparent 66%);
}
.cifras .contenedor{position:relative;z-index:1}
.cifras-lista{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s-2);margin-top:var(--s-5)}
@media(max-width:900px){.cifras-lista{grid-template-columns:repeat(2,1fr)}}
.cifra{
  padding:34px 26px;border-radius:var(--corte);background:rgba(255,255,255,.06);
  border-top:4px solid var(--oro-400);transition:background .4s var(--ease),transform .4s var(--ease);
}
.cifra:nth-child(2){border-top-color:var(--verde-400)}
.cifra:nth-child(3){border-top-color:var(--vino-500)}
.cifra:hover{background:rgba(255,255,255,.12);transform:translateY(-6px)}
.cifra b{display:block;font-size:clamp(2.4rem,4.6vw,3.4rem);font-weight:900;line-height:1;color:var(--oro-400);font-variant-numeric:tabular-nums}
.cifra span{display:block;margin-top:10px;font-weight:800;font-size:.9rem;color:#fff;text-transform:uppercase;letter-spacing:.03em}
.cifra small{display:block;margin-top:6px;color:rgba(255,255,255,.55);font-size:.8rem;line-height:1.45;font-weight:500}

/* ============================================================
   NIVELES — desplazamiento horizontal (izq → der)
   ============================================================ */
.niveles{background:var(--gris-100);padding-top:var(--s-8)}
.niveles-lienzo{position:relative;height:100vh;overflow:hidden}
.niveles-pista{display:flex;align-items:center;height:100%;gap:var(--s-3);padding-inline:5vw;width:max-content;will-change:transform}
.nivel{
  position:relative;width:min(78vw,440px);flex:none;border-radius:var(--corte-lg);overflow:hidden;
  aspect-ratio:3/4;box-shadow:var(--sombra-lg);isolation:isolate;background:var(--verde-900);
}
.nivel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.nivel:hover img{transform:scale(1.07)}
.nivel::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(4,46,19,.96) 6%,rgba(4,46,19,.55) 45%,rgba(4,46,19,.05) 82%);
}
.nivel-txt{position:absolute;inset:auto 0 0;padding:32px 30px;color:#fff;z-index:2}
.nivel-txt .edad{
  display:inline-block;padding:6px 16px;border-radius:var(--pill);margin-bottom:14px;
  background:var(--oro-400);color:var(--verde-950);font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
}
.nivel-txt h3{font-size:1.6rem;margin-bottom:10px;text-transform:uppercase}
.nivel-txt p{color:rgba(255,255,255,.82);font-size:.9rem;margin:0;font-weight:500}
.nivel-txt ul{margin:14px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.nivel-txt li{
  font-size:.7rem;font-weight:700;padding:6px 12px;border-radius:var(--pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
}
.pista-progreso{position:absolute;left:5vw;right:5vw;bottom:36px;height:4px;border-radius:9px;background:rgba(4,46,19,.14);overflow:hidden}
.pista-progreso i{display:block;height:100%;width:0;background:var(--oro-400);border-radius:9px}

/* ============================================================
   SELLOS / PROGRAMAS
   ============================================================ */
.sellos{background:var(--blanco)}
.sellos-rejilla{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--s-3);margin-top:var(--s-5)}
.sello{
  position:relative;grid-column:span 4;border-radius:var(--corte);overflow:hidden;
  background:var(--gris-100);display:flex;flex-direction:column;min-height:300px;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease);
}
.sello:hover{transform:translateY(-8px);box-shadow:var(--sombra-lg)}
.sello.ancho{grid-column:span 6}
.sello.total{grid-column:span 12;min-height:auto;background:var(--verde-800);color:#fff}
@media(max-width:920px){.sello,.sello.ancho{grid-column:span 6}.sello.total{grid-column:span 12}}
@media(max-width:640px){.sello,.sello.ancho,.sello.total{grid-column:span 12}}

.sello-cab{position:relative;height:170px;overflow:hidden;flex:none}
.sello-cab img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.sello:hover .sello-cab img{transform:scale(1.09)}
.sello-cab::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(4,46,19,.6),transparent 60%)}
.sello-cuerpo{padding:26px 28px 30px;display:flex;flex-direction:column;gap:10px;flex:1}
.sello-marca{
  position:absolute;top:16px;left:16px;z-index:2;display:inline-flex;align-items:center;
  padding:7px 16px;border-radius:var(--pill);background:var(--oro-400);
  font-size:.66rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--verde-950);
}
.sello-marca.vino{background:var(--vino-700);color:#fff}
.sello h3{font-size:1.2rem;text-transform:uppercase;letter-spacing:.01em}
.sello p{color:var(--tinta-60);font-size:.93rem;margin:0;font-weight:500}
.sello.total p{color:rgba(255,255,255,.85)}
.sello .logro{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:10px;
  font-size:.83rem;font-weight:800;color:var(--verde-700);border-top:2px solid var(--gris-200);
}
.sello .logro svg{width:18px;height:18px;stroke:var(--oro-600);fill:none;stroke-width:2.2;flex:none}

/* ============================================================
   MENSAJE DE LA RECTORÍA  (motivo GAR)
   ============================================================ */
.rectoria{background:var(--gris-100);overflow:hidden}
.rectoria-rejilla{display:grid;grid-template-columns:.8fr 1.2fr;gap:var(--s-6);align-items:center}
@media(max-width:900px){.rectoria-rejilla{grid-template-columns:1fr}}
.rectoria-foto{border-radius:var(--corte-lg);overflow:hidden;aspect-ratio:4/5;box-shadow:var(--sombra-lg)}
.rectoria-foto img{width:100%;height:100%;object-fit:cover}
.rectoria blockquote{margin:0;font-size:clamp(1rem,1.9vw,1.22rem);font-weight:500;line-height:1.7;color:var(--tinta)}
.rectoria blockquote p{margin-bottom:1em}
.firma{margin-top:var(--s-4);padding-top:var(--s-3);border-top:3px solid var(--oro-400);display:inline-block}
.firma b{display:block;font-size:1.05rem;font-weight:800;color:var(--verde-900)}
.firma span{display:block;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--vino-700);font-weight:700}

/* ============================================================
   GALERÍA — desplazamiento horizontal inverso (der → izq)
   ============================================================ */
.galeria{background:var(--verde-950);color:#fff;overflow:hidden;padding-block:var(--s-8)}
.galeria-lienzo{position:relative;height:76vh;min-height:440px;overflow:hidden;margin-top:var(--s-5)}
.galeria-pista{display:flex;align-items:center;height:100%;gap:var(--s-2);width:max-content;padding-inline:5vw;will-change:transform}
.foto{position:relative;flex:none;border-radius:var(--corte);overflow:hidden;box-shadow:var(--sombra-lg);background:var(--verde-900)}
.foto:nth-child(odd){width:min(70vw,400px);height:70%}
.foto:nth-child(even){width:min(80vw,510px);height:90%}
.foto img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.foto:hover img{transform:scale(1.06)}
.foto figcaption{
  position:absolute;inset:auto 0 0;padding:24px;color:#fff;font-weight:800;font-size:.95rem;
  text-transform:uppercase;background:linear-gradient(to top,rgba(4,46,19,.94),transparent);
}
.foto figcaption small{display:block;font-weight:500;text-transform:none;color:var(--oro-400);font-size:.78rem;margin-top:3px}

/* ============================================================
   BANDA DORADA  (motivo GAR)
   ============================================================ */
.banda{background:var(--oro-400);color:var(--verde-950);padding:var(--s-7) 0}
.banda-rejilla{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--s-4)}
.banda h2{font-size:clamp(1.5rem,3.4vw,2.5rem);max-width:20ch;text-transform:uppercase}
.banda p{margin:12px 0 0;font-weight:600;max-width:52ch}
.banda .btn{--bg:var(--verde-950);--fg:#fff}
.banda .btn::after{background:#fff}
.banda .btn:hover{color:var(--verde-950)}

/* ============================================================
   PLATAFORMAS
   ============================================================ */
.plataformas{background:var(--blanco)}
.plat-rejilla{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s-3);margin-top:var(--s-5)}
@media(max-width:900px){.plat-rejilla{grid-template-columns:1fr}}
.plat{
  position:relative;padding:34px 30px 30px;border-radius:var(--corte);
  background:var(--gris-100);border-top:5px solid var(--verde-700);overflow:hidden;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),background .4s;
}
.plat:nth-child(2){border-top-color:var(--vino-700)}
.plat:nth-child(3){border-top-color:var(--oro-500)}
.plat:hover{transform:translateY(-8px);background:#fff;box-shadow:var(--sombra-lg)}
.plat-icono{width:58px;height:58px;border-radius:var(--corte-inv);display:grid;place-items:center;margin-bottom:18px;background:var(--verde-700)}
.plat:nth-child(2) .plat-icono{background:var(--vino-700)}
.plat:nth-child(3) .plat-icono{background:var(--oro-500)}
.plat-icono svg{width:28px;height:28px;fill:none;stroke:#fff;stroke-width:1.7}
.plat .tipo{display:inline-block;font-size:.64rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--verde-700);margin-bottom:8px}
.plat:nth-child(2) .tipo{color:var(--vino-700)}
.plat:nth-child(3) .tipo{color:var(--oro-600)}
.plat h3{font-size:1.3rem;margin-bottom:10px;text-transform:uppercase}
.plat p{color:var(--tinta-60);font-size:.93rem;margin:0;font-weight:500}
.plat-enlace{margin-top:22px;display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:.85rem;color:var(--verde-800);text-transform:uppercase;letter-spacing:.05em}
.plat-enlace svg{width:16px;height:16px;transition:transform .3s var(--ease)}
.plat:hover .plat-enlace svg{transform:translateX(5px)}

/* ============================================================
   ADMISIONES
   ============================================================ */
.admisiones{background:var(--gris-100)}
.pasos{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s-2);margin-top:var(--s-5)}
@media(max-width:900px){.pasos{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.pasos{grid-template-columns:1fr}}
.paso{position:relative;padding:32px 26px;border-radius:var(--corte);background:#fff;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.paso:hover{transform:translateY(-6px);box-shadow:var(--sombra)}
.paso b{
  display:grid;place-items:center;width:48px;height:48px;border-radius:var(--corte-inv);margin-bottom:18px;
  background:var(--verde-700);color:#fff;font-size:1.15rem;font-weight:900;
}
.paso:nth-child(2) b{background:var(--vino-700)}
.paso:nth-child(3) b{background:var(--oro-500);color:var(--verde-950)}
.paso:nth-child(4) b{background:var(--verde-950)}
.paso h3{font-size:1.05rem;margin-bottom:8px;text-transform:uppercase}
.paso p{margin:0;font-size:.9rem;color:var(--tinta-60);font-weight:500}

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto{position:relative;color:#fff;overflow:hidden;background:var(--verde-950)}
.contacto::before{
  content:"";position:absolute;inset:0;opacity:.4;
  background:radial-gradient(45% 55% at 80% 18%,rgba(23,164,74,.55),transparent 70%),
             radial-gradient(40% 50% at 10% 88%,rgba(155,20,28,.5),transparent 70%);
}
.contacto .contenedor{position:relative;z-index:1}
.contacto-rejilla{display:grid;grid-template-columns:.9fr 1.1fr;gap:var(--s-6);margin-top:var(--s-5)}
@media(max-width:960px){.contacto-rejilla{grid-template-columns:1fr}}

.datos{display:grid;gap:12px;margin-top:var(--s-4)}
.dato-fila{
  display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;
  padding:18px 22px;border-radius:var(--corte);background:rgba(255,255,255,.07);
  border-left:4px solid var(--oro-400);transition:background .35s,transform .35s var(--ease);
}
.dato-fila:hover{background:rgba(255,255,255,.13);transform:translateX(6px)}
.dato-fila svg{width:22px;height:22px;stroke:var(--oro-400);fill:none;stroke-width:1.8;margin-top:3px}
.dato-fila b{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--oro-400);font-weight:800}
.dato-fila span{display:block;font-size:1rem;margin-top:3px;color:#fff;font-weight:600}

.formulario{padding:36px;border-radius:var(--corte-lg);background:#fff;color:var(--tinta);box-shadow:var(--sombra-lg)}
.formulario h3{font-size:1.4rem;margin-bottom:6px;text-transform:uppercase}
.campos{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.campos{grid-template-columns:1fr}.formulario{padding:26px 22px}}
.campo{display:grid;gap:6px}
.campo.ancho{grid-column:1/-1}
.campo label{font-size:.74rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--verde-800)}
.campo label .req{color:var(--vino-700)}
.campo input,.campo select,.campo textarea{
  font:inherit;font-size:.96rem;padding:13px 16px;min-height:50px;border-radius:var(--r);
  border:2px solid var(--gris-200);background:var(--gris-100);color:var(--tinta);
  transition:border-color .25s,background .25s,box-shadow .25s;width:100%;font-weight:500;
}
.campo textarea{min-height:112px;resize:vertical}
.campo input:focus,.campo select:focus,.campo textarea:focus{
  outline:0;border-color:var(--verde-600);background:#fff;box-shadow:0 0 0 4px rgba(23,164,74,.15);
}
.campo .ayuda{font-size:.78rem;color:var(--tinta-60);font-weight:500}
.campo .error{font-size:.79rem;font-weight:700;color:var(--vino-700);display:none;align-items:center;gap:6px}
.campo.malo input,.campo.malo select,.campo.malo textarea{border-color:var(--vino-700);background:#FDF2F2}
.campo.malo .error{display:flex}
.formulario .btn{width:100%;margin-top:var(--s-3)}
.aviso{
  margin-top:16px;padding:15px 18px;border-radius:var(--r);font-size:.9rem;font-weight:700;
  display:none;align-items:center;gap:10px;background:var(--verde-50);color:var(--verde-800);
  border-left:4px solid var(--verde-600);
}
.aviso.visible{display:flex}
.aviso svg{width:20px;height:20px;stroke:var(--verde-600);fill:none;stroke-width:2.4;flex:none}

/* ============================================================
   WHATSAPP FLOTANTE  (motivo GAR)
   ============================================================ */
.wa{
  position:fixed;right:22px;bottom:22px;z-index:700;
  width:62px;height:62px;border-radius:50%;display:grid;place-items:center;
  background:#25D366;box-shadow:0 12px 30px -8px rgba(37,211,102,.7);
  transition:transform .3s var(--ease);
}
.wa::before{
  content:"";position:absolute;inset:0;border-radius:50%;
  border:2px solid rgba(37,211,102,.6);animation:pulso 2.8s var(--ease) infinite;
}
.wa:hover{transform:scale(1.09)}
.wa svg{width:32px;height:32px;fill:#fff}
@media(max-width:560px){.wa{width:56px;height:56px;right:16px;bottom:16px}.wa svg{width:28px;height:28px}}

/* ============================================================
   PIE
   ============================================================ */
.pie{background:var(--verde-950);color:rgba(255,255,255,.66);padding:var(--s-7) 0 var(--s-3)}
.pie-rejilla{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--s-4)}
@media(max-width:900px){.pie-rejilla{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.pie-rejilla{grid-template-columns:1fr}}
.pie-marca{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.pie-marca .placa{
  display:grid;place-items:center;padding:9px 11px;background:#fff;
  border-radius:0 18px 0 0;flex:none;
}
.pie-marca img{width:62px;height:auto}
.pie-marca b{font-weight:800;font-size:1.05rem;color:#fff;display:block;line-height:1.2;text-transform:uppercase}
.pie-marca span{font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--oro-400);font-weight:700}
.pie h4{color:#fff;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:18px;font-weight:800}
.pie ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pie ul a{font-size:.9rem;font-weight:500;transition:color .25s,padding-left .25s}
.pie ul a:hover{color:var(--oro-400);padding-left:6px}
.redes{display:flex;gap:10px;margin-top:20px}
.redes a{
  width:44px;height:44px;border-radius:var(--corte-inv);display:grid;place-items:center;
  background:rgba(255,255,255,.08);transition:background .3s,transform .3s var(--ease);
}
.redes a:hover{background:var(--oro-400);transform:translateY(-4px)}
.redes a:hover svg{fill:var(--verde-950)}
.redes svg{width:19px;height:19px;fill:#fff;transition:fill .3s}
.pie-abajo{
  margin-top:var(--s-5);padding-top:var(--s-3);border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:.8rem;font-weight:500;
}

/* ============================================================
   REVELADOS
   ============================================================ */
.rev{opacity:0;transform:translateY(34px)}
.rev-x{opacity:0;transform:translateX(-40px)}
.rev-esc{opacity:0;transform:scale(.94)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
  .rev,.rev-x,.rev-esc{opacity:1!important;transform:none!important}
  .niveles-lienzo,.galeria-lienzo{height:auto;overflow-x:auto;overflow-y:hidden}
  .niveles-pista,.galeria-pista{transform:none!important;padding-block:20px}
}

/* ---------- Responsive ---------- */
@media(max-width:1180px){.menu{display:none}}
@media(max-width:860px){
  .util-datos a span{display:none}
  .util-datos{gap:var(--s-2)}
  .nav-acciones .btn{display:none}
}
@media(max-width:760px){
  .contenedor{width:min(100% - 32px,var(--max))}
  .hero-tarjeta-int{grid-template-columns:1fr 1fr}
}