/* ==========================================================================
   DEART · Bachillerato Artístico de Alto Rendimiento
   Sistema de diseño — Tema Oscuro Premium
   Marca: gradiente magenta #B431F8 → violeta #7C46FB → azul #2E5CFF
   HTML/CSS/JS puro, sin librerías.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  /* Marca */
  --brand-magenta:#B431F8;
  --brand-violet:#7C46FB;
  --brand-blue:#2E5CFF;
  --grad-brand:linear-gradient(120deg,#B431F8 0%,#7C46FB 50%,#2E5CFF 100%);
  --grad-brand-soft:linear-gradient(120deg,rgba(180,49,248,.18),rgba(46,92,255,.18));

  /* Superficies */
  --bg:#0A0612;
  --bg-2:#0E0A1B;
  --surface:#140D26;
  --surface-2:#1A1231;
  --elevated:#221741;
  --line:rgba(150,120,255,.14);
  --line-strong:rgba(150,120,255,.28);

  /* Texto */
  --text:#F5F3FF;
  --text-muted:#BDB6D4;
  --text-dim:#8E86A8;

  /* Efectos */
  --glow-violet:rgba(124,70,251,.45);
  --glow-blue:rgba(46,92,255,.35);
  --glow-magenta:rgba(180,49,248,.35);
  --shadow-lg:0 30px 80px -20px rgba(0,0,0,.7);
  --shadow-card:0 18px 50px -24px rgba(20,4,60,.9);

  /* Tipografía */
  --font-display:'Sora',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;

  /* Radios / medidas */
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:28px;
  --maxw:1200px;
  --gutter:clamp(20px,5vw,64px);
  --header-h:76px;

  --ease:cubic-bezier(.16,1,.3,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:17px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:1rem}
:focus-visible{outline:2px solid var(--brand-violet);outline-offset:3px;border-radius:6px}
::selection{background:rgba(124,70,251,.4);color:#fff}

/* Fondo ambiental con destellos de marca */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(60vw 60vw at 12% -8%,rgba(180,49,248,.16),transparent 60%),
    radial-gradient(55vw 55vw at 100% 8%,rgba(46,92,255,.14),transparent 60%),
    radial-gradient(50vw 50vw at 50% 120%,rgba(124,70,251,.12),transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:linear-gradient(#000,transparent 70%);
}

/* ---------- Utilidades ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(64px,10vw,120px);position:relative}
.section--tight{padding-block:clamp(48px,7vw,84px)}
.grad-text{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.center{text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55em;
  font-family:var(--font-display);font-weight:600;
  font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--text-muted);
  padding:.5em 1em;border:1px solid var(--line-strong);border-radius:100px;
  background:rgba(124,70,251,.06);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad-brand)}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.1;font-weight:700;letter-spacing:-.02em}
.h-xl{font-size:clamp(2.4rem,6vw,4.4rem);font-weight:800;line-height:1.02}
.h-lg{font-size:clamp(2rem,4.4vw,3.1rem)}
.h-md{font-size:clamp(1.5rem,3vw,2.1rem)}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--text-muted);max-width:60ch}
.muted{color:var(--text-muted)}
.dim{color:var(--text-dim)}
.stack>*+*{margin-top:1rem}
.section-head{max-width:64ch;margin-inline:auto;margin-bottom:clamp(40px,6vw,64px)}
.section-head.center{text-align:center}
.section-head .eyebrow{margin-bottom:1.1rem}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-family:var(--font-display);font-weight:600;font-size:.98rem;
  padding:.92em 1.6em;border-radius:100px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s,border-color .3s;
  will-change:transform;white-space:nowrap;
}
.btn svg{width:1.1em;height:1.1em}
.btn--primary{
  color:#fff;background:var(--grad-brand);background-size:180% 180%;
  box-shadow:0 12px 30px -10px var(--glow-violet),inset 0 0 0 1px rgba(255,255,255,.08);
}
.btn--primary:hover{transform:translateY(-3px);box-shadow:0 20px 44px -12px var(--glow-violet),0 0 0 1px rgba(255,255,255,.12)}
.btn--ghost{
  color:var(--text);border:1px solid var(--line-strong);background:rgba(255,255,255,.02);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.btn--ghost:hover{transform:translateY(-3px);border-color:var(--brand-violet);background:rgba(124,70,251,.1)}
.btn--wa{background:#25D366;color:#062b12}
.btn--wa:hover{transform:translateY(-3px);box-shadow:0 16px 34px -12px rgba(37,211,102,.5)}
.btn--lg{padding:1.05em 2em;font-size:1.05rem}
.btn--block{width:100%}

.link-arrow{display:inline-flex;align-items:center;gap:.5em;font-family:var(--font-display);font-weight:600;color:var(--text)}
.link-arrow svg{transition:transform .3s var(--ease)}
.link-arrow:hover{color:#fff}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);
  display:flex;align-items:center;
  transition:background .4s,border-color .4s,box-shadow .4s,height .4s;
  border-bottom:1px solid transparent;
}
.header .container{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;width:100%}
.header.scrolled{
  background:rgba(10,6,18,.82);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom-color:var(--line);box-shadow:0 8px 30px -18px rgba(0,0,0,.8);height:66px;
}
.brand{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.brand img{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:.35rem}
.nav a{
  font-family:var(--font-display);font-weight:500;font-size:.95rem;color:var(--text-muted);
  padding:.55em .95em;border-radius:100px;position:relative;transition:color .25s,background .25s;
}
.nav a:hover{color:var(--text)}
.nav a.active{color:#fff}
.nav a.active::after{
  content:"";position:absolute;left:50%;bottom:.15em;transform:translateX(-50%);
  width:20px;height:3px;border-radius:3px;background:var(--grad-brand);
}
.header-cta{display:flex;align-items:center;gap:.6rem}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);align-items:center;justify-content:center}
.nav-toggle span{position:relative;width:20px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;padding-top:calc(var(--header-h) + clamp(40px,8vw,90px));padding-bottom:clamp(60px,9vw,110px);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero-copy{max-width:60ch}
.hero h1{margin:1.1rem 0 1.3rem}
.hero .lead{margin-bottom:2rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem;align-items:center}
.hero-media{position:relative;aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow-lg)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,transparent 40%,rgba(10,6,18,.55));mix-blend-mode:multiply}
.hero-media .glow{position:absolute;inset:auto -20% -20% auto;width:70%;height:70%;background:var(--grad-brand);filter:blur(70px);opacity:.35;z-index:-1}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:flex;align-items:center;gap:.7rem;padding:.7rem 1rem;
  background:rgba(10,6,18,.7);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);border-radius:16px;font-size:.9rem;
}
.hero-badge b{font-family:var(--font-display)}

/* Variante: figura recortada flotando sobre el glow, sin fondo ni marco */
.hero-media--figure{border-color:transparent;box-shadow:none;overflow:visible}
.hero-media--figure::after{display:none}
.hero-media--figure img{object-fit:contain;object-position:bottom center;filter:drop-shadow(0 30px 40px rgba(0,0,0,.55))}

/* Franja de métricas */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:clamp(40px,6vw,64px)}
.stat{background:var(--surface);padding:1.6rem 1.4rem;text-align:center}
.stat b{display:block;font-family:var(--font-display);font-weight:800;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1}
.stat span{font-size:.85rem;color:var(--text-muted);display:block;margin-top:.4rem}

/* ---------- Marquee de disciplinas ---------- */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding-block:1.2rem;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:3rem;width:max-content;animation:scroll-x 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{font-family:var(--font-display);font-weight:600;font-size:clamp(1.1rem,2.2vw,1.6rem);color:var(--text-dim);display:inline-flex;align-items:center;gap:3rem;white-space:nowrap}
.marquee-track span::after{content:"◆";color:var(--brand-violet);font-size:.7em}
@keyframes scroll-x{to{transform:translateX(-50%)}}

/* ---------- Cards ---------- */
.grid{display:grid;gap:clamp(18px,2.4vw,26px)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:clamp(1.5rem,2.4vw,2.1rem);
  transition:transform .45s var(--ease),border-color .45s,background .45s;
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad-brand);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .45s;pointer-events:none;
}
.card:hover{transform:translateY(-6px);background:var(--surface-2)}
.card:hover::before{opacity:.9}
.card .ico{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:1.1rem;
  background:var(--grad-brand-soft);border:1px solid var(--line-strong);color:#fff;
}
.card .ico svg{width:24px;height:24px}
.card h3{font-size:1.25rem;margin-bottom:.55rem}
.card p{color:var(--text-muted);font-size:.98rem}
.card .num{font-family:var(--font-display);font-weight:800;font-size:2.4rem;line-height:1;margin-bottom:.6rem}

/* Card destacada con gradiente */
.card--feature{background:linear-gradient(160deg,rgba(124,70,251,.16),rgba(46,92,255,.08)),var(--surface);border-color:var(--line-strong)}

/* Lista con check */
.checklist{display:grid;gap:.85rem}
.checklist li{display:flex;gap:.75rem;align-items:flex-start;color:var(--text-muted)}
.checklist li svg{flex-shrink:0;width:22px;height:22px;color:var(--brand-violet);margin-top:.15rem}

/* ---------- Split / imagen + texto ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,64px);align-items:center}
.split--rev .split-media{order:2}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);aspect-ratio:5/4;box-shadow:var(--shadow-card)}
.split-media img{width:100%;height:100%;object-fit:cover}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(10,6,18,.5))}

/* ---------- Pilares (3) ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,26px)}
.pillar{padding:1.8rem;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);position:relative;overflow:hidden}
.pillar .kicker{font-family:var(--font-display);font-weight:800;font-size:.9rem;letter-spacing:.12em;text-transform:uppercase}
.pillar h3{margin:.6rem 0 .5rem;font-size:1.3rem}

/* ---------- CTA banner ---------- */
.cta-banner{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:clamp(2.4rem,5vw,4rem);text-align:center;
  background:linear-gradient(135deg,rgba(180,49,248,.22),rgba(46,92,255,.16)),var(--surface);
  border:1px solid var(--line-strong);
}
.cta-banner::before{content:"";position:absolute;inset:-40% 30% auto -10%;height:80%;background:var(--grad-brand);filter:blur(90px);opacity:.28;z-index:0}
.cta-banner>*{position:relative;z-index:1}
.cta-banner h2{margin-bottom:.8rem}
.cta-banner .actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:1.8rem}

/* ---------- Galería ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:14px}
.gallery a{position:relative;overflow:hidden;border-radius:var(--radius-sm);border:1px solid var(--line);display:block}
.gallery a img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.gallery a::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(10,6,18,.6));opacity:.7;transition:opacity .4s}
.gallery a:hover img{transform:scale(1.08)}
.gallery a:hover::after{opacity:.35}
.gallery .tall{grid-row:span 2}
.gallery .wide{grid-column:span 2}

/* ---------- Timeline (admisión) ---------- */
.timeline{display:grid;gap:0;position:relative;max-width:820px;margin-inline:auto}
.tl-item{display:grid;grid-template-columns:auto 1fr;gap:1.4rem;padding-bottom:2rem;position:relative}
.tl-item:last-child{padding-bottom:0}
.tl-marker{display:flex;flex-direction:column;align-items:center}
.tl-dot{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-display);font-weight:800;color:#fff;background:var(--grad-brand);flex-shrink:0;box-shadow:0 0 0 6px rgba(124,70,251,.12)}
.tl-line{flex:1;width:2px;background:var(--line-strong);margin-top:.5rem}
.tl-item:last-child .tl-line{display:none}
.tl-body{padding-top:.4rem}
.tl-body h3{font-size:1.2rem;margin-bottom:.35rem}
.tl-body p{color:var(--text-muted);font-size:.96rem}

/* ---------- Tabla plan de estudios ---------- */
.curric{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,26px)}
.curric-col{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;position:relative}
.curric-col h3{font-size:1.25rem;margin-bottom:.3rem;display:flex;align-items:center;gap:.6rem}
.curric-col .tag{font-size:.75rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.1em;display:block;margin-bottom:1.1rem}
.curric-col ul{display:grid;gap:.55rem}
.curric-col li{display:flex;gap:.6rem;align-items:center;color:var(--text-muted);font-size:.96rem;padding-block:.15rem;border-bottom:1px dashed var(--line)}
.curric-col li:last-child{border-bottom:none}
.curric-col li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad-brand);flex-shrink:0}

/* ---------- Contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,5vw,56px);align-items:start}
.contact-cards{display:grid;gap:1rem}
.contact-card{display:flex;gap:1rem;align-items:flex-start;padding:1.3rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:border-color .3s,transform .3s}
.contact-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.contact-card .ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--grad-brand-soft);border:1px solid var(--line-strong);flex-shrink:0}
.contact-card .ico svg{width:22px;height:22px}
.contact-card h3{font-size:1.02rem;margin-bottom:.15rem}
.contact-card p,.contact-card a{color:var(--text-muted);font-size:.95rem}
.contact-card a:hover{color:#fff}

.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(1.6rem,3vw,2.4rem)}
.form-row{display:grid;gap:1.1rem;margin-bottom:1.1rem}
.form-row.two{grid-template-columns:1fr 1fr}
.field{display:flex;flex-direction:column;gap:.45rem}
.field label{font-family:var(--font-display);font-weight:500;font-size:.9rem;color:var(--text-muted)}
.field label .req{color:var(--brand-magenta)}
.field input,.field select,.field textarea{
  background:var(--bg-2);border:1px solid var(--line);border-radius:12px;
  padding:.85em 1em;color:var(--text);transition:border-color .25s,box-shadow .25s;width:100%;
}
.field textarea{resize:vertical;min-height:130px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-violet);box-shadow:0 0 0 3px rgba(124,70,251,.18)}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23BDB6D4' stroke-width='2'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1em center}
.field .err{color:#ff8fb0;font-size:.82rem;min-height:1em;display:none}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#ff5c8a}
.field.invalid .err{display:block}
.form-note{font-size:.85rem;color:var(--text-dim);margin-top:1rem;text-align:center}
.form-status{margin-top:1rem;padding:1rem;border-radius:12px;font-size:.95rem;display:none}
.form-status.ok{display:block;background:rgba(37,211,102,.12);border:1px solid rgba(37,211,102,.4);color:#8ff0b5}

.map-wrap{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);margin-top:clamp(40px,6vw,64px);aspect-ratio:21/8;position:relative;box-shadow:var(--shadow-card)}
.map-wrap iframe{width:100%;height:100%;border:0;filter:grayscale(.3) invert(.9) hue-rotate(180deg) contrast(.95)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-inline:auto;display:grid;gap:.9rem}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden;transition:border-color .3s}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{list-style:none;cursor:pointer;padding:1.3rem 1.5rem;display:flex;justify-content:space-between;align-items:center;gap:1rem;font-family:var(--font-display);font-weight:600;font-size:1.05rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{flex-shrink:0;width:26px;height:26px;position:relative;transition:transform .3s}
.faq-item summary .plus::before,.faq-item summary .plus::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--brand-violet);border-radius:2px}
.faq-item summary .plus::before{width:14px;height:2px}
.faq-item summary .plus::after{width:2px;height:14px;transition:transform .3s}
.faq-item[open] summary .plus::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-item .faq-a{padding:0 1.5rem 1.4rem;color:var(--text-muted);font-size:.98rem}

/* ---------- Page hero (subpáginas) ---------- */
.page-hero{position:relative;padding-top:calc(var(--header-h) + clamp(48px,8vw,90px));padding-bottom:clamp(40px,6vw,72px);overflow:hidden}
.page-hero .eyebrow{margin-bottom:1.1rem}
.breadcrumbs{font-size:.85rem;color:var(--text-dim);margin-bottom:1.4rem;display:flex;gap:.5rem;align-items:center}
.breadcrumbs a:hover{color:var(--text)}
.breadcrumbs span{opacity:.5}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);background:var(--bg-2);padding-block:clamp(48px,7vw,80px) 2rem;margin-top:clamp(40px,7vw,90px)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:clamp(28px,4vw,48px)}
.footer .brand img{height:34px}
.footer-about p{color:var(--text-muted);font-size:.95rem;margin-top:1rem;max-width:34ch}
.footer h4{font-family:var(--font-display);font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);margin-bottom:1.1rem}
.footer-links{display:grid;gap:.7rem}
.footer-links a{color:var(--text-muted);font-size:.95rem;transition:color .25s}
.footer-links a:hover{color:#fff}
.footer-contact li{display:flex;gap:.6rem;align-items:flex-start;color:var(--text-muted);font-size:.93rem;margin-bottom:.8rem}
.footer-contact svg{width:18px;height:18px;color:var(--brand-violet);flex-shrink:0;margin-top:.2rem}
.footer-contact a:hover{color:#fff}
.socials{display:flex;gap:.7rem;margin-top:1.3rem}
.socials a{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line);background:var(--surface);transition:.3s;color:var(--text-muted)}
.socials a:hover{border-color:var(--brand-violet);color:#fff;background:rgba(124,70,251,.12);transform:translateY(-3px)}
.socials svg{width:19px;height:19px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:clamp(36px,5vw,56px);padding-top:1.6rem;border-top:1px solid var(--line);font-size:.85rem;color:var(--text-dim)}
.footer-bottom a:hover{color:var(--text)}

/* ---------- Floating WhatsApp ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:90;width:56px;height:56px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(37,211,102,.6);transition:transform .3s;color:#062b12}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px}

/* ---------- Fallback de imagen (si una foto de stock no carga) ---------- */
.media-fallback{background:linear-gradient(135deg,#1a1231,#221741)!important}
.media-fallback img{opacity:0}
.media-fallback::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(60% 60% at 30% 25%,rgba(180,49,248,.4),transparent 60%),
    radial-gradient(60% 60% at 80% 80%,rgba(46,92,255,.35),transparent 60%);
}
.media-fallback::after{
  content:"◭";position:absolute;inset:0;z-index:2;display:grid;place-items:center;
  font-size:3rem;color:rgba(245,243,255,.22);
}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}
.reveal[data-delay="4"]{transition-delay:.32s}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-media{max-width:460px;margin-inline:auto;aspect-ratio:16/12}
  .hero-media--figure{aspect-ratio:3/4}
  .footer-grid{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav,.header-cta .btn--ghost{display:none}
  .nav-toggle{display:flex}
  .header-cta{gap:.5rem}
  .nav.open{
    display:flex;flex-direction:column;position:fixed;inset:var(--header-h) 0 auto 0;
    background:rgba(10,6,18,.97);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    padding:1.4rem var(--gutter) 2rem;gap:.4rem;border-bottom:1px solid var(--line);
    align-items:stretch;animation:menu-in .3s var(--ease);
  }
  .nav.open a{padding:.9em 1em;font-size:1.05rem;border-radius:12px}
  .nav.open a:hover{background:rgba(124,70,251,.12)}
  @keyframes menu-in{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
  .grid-3,.grid-4,.pillars,.curric{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .split,.split--rev,.contact-grid{grid-template-columns:1fr}
  .split--rev .split-media{order:0}
  .split-media{aspect-ratio:16/11;max-width:520px}
  .form-row.two{grid-template-columns:1fr}
  .map-wrap{aspect-ratio:4/3}
}
@media (max-width:560px){
  body{font-size:16px}
  .grid-2{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr;grid-auto-rows:150px}
  .gallery .wide{grid-column:span 2}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn,.cta-banner .actions .btn{width:100%}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}