/* Academia de idiomas de alta gama — plantilla de web de demostración (ADR 0243, Anexo G).
 * La paleta (--navy-*, --blue-*) la inyecta el generador a partir de la ficha: --navy-* son los
 * verdes oscuros (marca.oscuro) y --blue-* la escala del dorado (marca.acento). */

@font-face { font-family: 'Bodoni Moda'; font-style: normal; font-weight: 400 900; font-display: swap; src: url('/assets/fonts/bodoni-moda-normal.woff2') format('woff2'); }
@font-face { font-family: 'Bodoni Moda'; font-style: italic; font-weight: 400 900; font-display: swap; src: url('/assets/fonts/bodoni-moda-italic.woff2') format('woff2'); }
@font-face { font-family: 'Geist'; font-style: normal; font-weight: 100 900; font-display: swap; src: url('/assets/fonts/geist-normal.woff2') format('woff2'); }

:root {
  --bg: var(--navy-950, #0c2a22);
  --bg-2: var(--navy-900, #123a2f);
  --bg-3: var(--navy-800, #184a3c);
  --gold: var(--blue-600, #c9a45a);
  --gold-hi: var(--blue-300, #e6cf94);
  --gold-lo: var(--blue-700, #a98439);
  --ivory: #f4ecd8;
  --paper: #f4ecd8;
  --paper-2: #ece2c8;
  --ink-g: #10201b;
  --text: #efe8d6;
  --dim: #a7b4a9;
  --hair: rgba(239, 232, 214, 0.15);
  --hair-ink: rgba(16, 32, 27, 0.16);
  --serif: 'Bodoni Moda', 'Didot', 'Bodoni 72', 'Noto Serif SC', 'Songti SC', Georgia, serif;
  --sans: 'Geist', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --wrap: min(1240px, 100% - 2 * clamp(20px, 4vw, 56px));
  --vh: 100svh;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 1rem/1.6 var(--sans); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--gold); color: var(--bg); }
:focus-visible { outline: 2px solid var(--gold-hi); outline-offset: 3px; border-radius: 6px; }
.skip { position: fixed; left: 12px; top: -60px; z-index: 200; padding: 10px 16px; border-radius: 999px; background: var(--gold); color: var(--bg); font-weight: 600; transition: top .2s; }
.skip:focus { top: 12px; }
.ic { width: 1.1em; height: 1.1em; fill: currentColor; flex: none; }
.wrap { width: var(--wrap); margin-inline: auto; }
.noscript { padding: 24px; text-align: center; background: var(--paper); color: var(--ink-g); }

/* ---------- Tipografía ---------- */
h1, h2, h3, .serif { font-family: var(--serif); font-weight: 500; letter-spacing: -0.01em; }
h2 { font-size: clamp(2rem, 4.6vw, 3.6rem); line-height: 1.04; }
h2 em, h1 em { font-style: italic; color: var(--gold); font-weight: 400; }
.sec--paper h2 em { color: var(--gold-lo); }
h3 { font-size: 1.35rem; line-height: 1.2; }
.eyebrow, .kicker { display: inline-flex; align-items: center; gap: 12px; font: 500 .74rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--gold); }
.eyebrow::before, .kicker span { content: ''; width: 34px; height: 1px; background: currentColor; display: inline-block; }
.sec--paper .eyebrow { color: var(--gold-lo); }
.lead { max-width: 52ch; color: var(--dim); font-size: clamp(1rem, 1.35vw, 1.15rem); line-height: 1.65; }
.sec--paper .lead { color: rgba(16, 32, 27, 0.7); }
.fine { margin-top: 14px; font-size: .8rem; color: var(--dim); max-width: 56ch; }
.sec--paper .fine { color: rgba(16, 32, 27, 0.6); }
.note { margin-top: 28px; color: var(--dim); font-size: .92rem; }
.note b { color: var(--gold); font-weight: 600; }
.link { display: inline-flex; align-items: center; gap: 6px; color: var(--gold); font-weight: 500; border-bottom: 1px solid transparent; transition: border-color .2s; }
.link:hover { border-bottom-color: currentColor; }
.sec--paper .link { color: var(--gold-lo); }

/* ---------- Botones ---------- */
.btn { --b-bg: transparent; --b-fg: var(--text); --b-bd: var(--hair); position: relative; display: inline-flex; align-items: center; gap: 12px; padding: 12px 22px; border: 1px solid var(--b-bd); border-radius: 999px; background: var(--b-bg); color: var(--b-fg); font: 500 .95rem/1 var(--sans); white-space: nowrap; transition: transform .35s var(--ease), background .25s, border-color .25s, box-shadow .35s; will-change: transform; }
.btn--sm { padding: 9px 16px; font-size: .86rem; gap: 9px; }
.btn--lg { padding: 16px 28px; font-size: 1.02rem; }
.btn--gold { --b-bg: var(--gold); --b-fg: var(--bg); --b-bd: var(--gold); font-weight: 600; box-shadow: 0 10px 32px -12px color-mix(in srgb, var(--gold) 70%, transparent); }
.btn--gold:hover { --b-bg: var(--gold-hi); --b-bd: var(--gold-hi); box-shadow: 0 16px 40px -12px color-mix(in srgb, var(--gold) 80%, transparent); }
.btn--ghost:hover { --b-bd: var(--gold); color: var(--gold-hi); }
.btn--dark { --b-bg: var(--bg); --b-fg: var(--ivory); --b-bd: var(--bg); }
.btn--dark:hover { --b-bg: var(--bg-3); }
.btn__dot { display: grid; place-items: center; width: 1.9em; height: 1.9em; margin: -0.5em -0.9em -0.5em 0; border-radius: 50%; background: var(--bg); color: var(--gold-hi); transition: transform .4s var(--ease); }
.btn--dark .btn__dot { background: var(--gold); color: var(--bg); }
.btn:hover .btn__dot { transform: translate(2px, -2px) scale(1.08); }
.btn:active { transform: scale(.97); }

/* ---------- Cabecera isla ---------- */
.head { position: fixed; inset: 14px 0 auto; z-index: 100; display: flex; justify-content: center; padding-inline: 14px; pointer-events: none; transition: transform .6s var(--ease), opacity .4s; }
.head.is-hidden { transform: translateY(-140%); }
.head__island { pointer-events: auto; display: flex; align-items: center; gap: clamp(10px, 2vw, 28px); width: min(1180px, 100%); padding: 8px 10px 8px 14px; border: 1px solid var(--hair); border-radius: 999px; background: color-mix(in srgb, var(--bg) 62%, transparent); backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4); box-shadow: 0 18px 50px -24px rgba(0, 0, 0, .7), inset 0 1px 0 rgba(255, 255, 255, .06); }
.head__brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.head__mark { width: 40px; height: 40px; border-radius: 12px; }
.head__word { display: grid; line-height: 1; }
.head__word b { font: 500 1.28rem/1 var(--serif); font-style: italic; letter-spacing: 0; }
.head__word i { margin-top: 4px; font: 500 .56rem/1 var(--sans); font-style: normal; letter-spacing: .26em; text-transform: uppercase; color: var(--gold); }
.head__nav { display: flex; gap: clamp(8px, 1.6vw, 22px); }
.head__nav a { position: relative; padding: 8px 4px; font-size: .88rem; color: var(--dim); transition: color .25s; }
.head__nav a::after { content: ''; position: absolute; left: 4px; right: 4px; bottom: 3px; height: 1px; background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease); }
.head__nav a:hover, .head__nav a.is-on { color: var(--text); }
.head__nav a:hover::after, .head__nav a.is-on::after { transform: scaleX(1); }
.head__cta { display: flex; align-items: center; gap: 8px; }
.burger { display: none; width: 42px; height: 42px; border: 1px solid var(--hair); border-radius: 50%; background: transparent; position: relative; }
.burger span { position: absolute; left: 12px; right: 12px; height: 1.5px; background: var(--text); transition: transform .4s var(--ease), top .4s var(--ease); }
.burger span:first-child { top: 17px; } .burger span:last-child { top: 24px; }
.burger[aria-expanded='true'] span:first-child { top: 20px; transform: rotate(45deg); }
.burger[aria-expanded='true'] span:last-child { top: 20px; transform: rotate(-45deg); }
.menu { position: fixed; inset: 0; z-index: 90; display: flex; flex-direction: column; justify-content: center; gap: 28px; padding: 90px 32px 40px; background: color-mix(in srgb, var(--bg) 96%, black); clip-path: circle(0 at calc(100% - 44px) 44px); transition: clip-path .7s var(--ease); pointer-events: none; }
.menu.is-open { clip-path: circle(150% at calc(100% - 44px) 44px); pointer-events: auto; }
.menu nav { display: grid; gap: 6px; }
.menu nav a { font: 400 clamp(2rem, 9vw, 3rem)/1.15 var(--serif); font-style: italic; padding: 4px 0; border-bottom: 1px solid var(--hair); }
.menu__foot { color: var(--dim); font-size: .9rem; }

/* ---------- Portada por fases ---------- */
.hero { position: relative; height: calc(var(--vh) * 6.4); background: var(--bg); }
.hero__pin { position: sticky; top: 0; height: var(--vh); overflow: hidden; isolation: isolate; }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -3; }
.hero__glow { position: absolute; inset: 0; z-index: -2; background: radial-gradient(60% 55% at var(--mx, 50%) var(--my, 42%), color-mix(in srgb, var(--gold) 20%, transparent), transparent 70%), radial-gradient(120% 90% at 50% 120%, rgba(0, 0, 0, .55), transparent 60%); mix-blend-mode: screen; pointer-events: none; }
.hero__grain { position: absolute; inset: -50%; z-index: -1; opacity: .09; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"); animation: grain 1.2s steps(6) infinite; pointer-events: none; }
@keyframes grain { 0% { transform: translate(0, 0); } 20% { transform: translate(-3%, 2%); } 40% { transform: translate(2%, -3%); } 60% { transform: translate(-2%, -1%); } 80% { transform: translate(3%, 3%); } 100% { transform: translate(0, 0); } }
.hero__frame i { position: absolute; width: clamp(28px, 4vw, 54px); height: clamp(28px, 4vw, 54px); border: 1px solid color-mix(in srgb, var(--gold) 55%, transparent); pointer-events: none; z-index: 2; }
.hero__frame i:nth-child(1) { left: clamp(14px, 2vw, 28px); top: clamp(80px, 9vh, 100px); border-right: 0; border-bottom: 0; }
.hero__frame i:nth-child(2) { right: clamp(14px, 2vw, 28px); top: clamp(80px, 9vh, 100px); border-left: 0; border-bottom: 0; }
.hero__frame i:nth-child(3) { left: clamp(14px, 2vw, 28px); bottom: clamp(14px, 3vh, 28px); border-right: 0; border-top: 0; }
.hero__frame i:nth-child(4) { right: clamp(14px, 2vw, 28px); bottom: clamp(14px, 3vh, 28px); border-left: 0; border-top: 0; }
.hero__stage { position: absolute; inset: 0; }
.ph { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 96px clamp(20px, 6vw, 90px) 70px; visibility: hidden; opacity: 0; pointer-events: none; will-change: transform, opacity; }
.ph.is-on { visibility: visible; pointer-events: auto; }
.ph__head { max-width: 640px; text-align: left; align-self: flex-start; margin-bottom: clamp(18px, 3.4vh, 40px); }
.ph__head--center { align-self: center; text-align: center; margin-inline: auto; }
.ph__head--center .kicker { justify-content: center; }
.ph__head h2 { margin-top: 16px; font-size: clamp(2.2rem, 5.2vw, 4.4rem); }
.ph__head p:last-child { margin-top: 14px; color: var(--dim); max-width: 50ch; font-size: clamp(.95rem, 1.3vw, 1.1rem); }
.ph__head--center p:last-child { margin-inline: auto; }

/* Fase 1 */
.ph--hola { perspective: 1500px; }
.ring { position: absolute; left: 50%; top: 50%; width: 0; height: 0; transform-style: preserve-3d; transform: translateY(-4%) rotateX(-10deg); }
.ring__w { position: absolute; left: 0; top: 0; white-space: nowrap; font: 400 clamp(1.5rem, 3.4vw, 3rem)/1 var(--serif); font-style: italic; color: var(--ivory); text-shadow: 0 0 40px color-mix(in srgb, var(--gold) 40%, transparent); transform: translate(-50%, -50%) rotateY(var(--a)) translateZ(var(--r)) rotateY(calc(var(--a) * -1)); will-change: opacity; }
.ring__w small { display: block; margin-top: 8px; text-align: center; font: 500 .56rem/1 var(--sans); font-style: normal; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); }
.ph__core { position: relative; z-index: 3; display: grid; justify-items: center; gap: clamp(14px, 2.4vh, 26px); text-align: center; max-width: 880px; }
.hero__title { display: grid; font-size: clamp(3rem, 9vw, 8rem); line-height: .96; font-weight: 400; letter-spacing: -0.03em; }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .12em; margin-bottom: -.12em; }
.hero__title .line > span { display: inline-block; transform: translateY(110%); animation: rise 1.4s var(--ease) forwards; }
.hero__title .line:nth-child(2) > span { animation-delay: .15s; }
@keyframes rise { to { transform: translateY(0); } }
.hero__sub { max-width: 48ch; color: color-mix(in srgb, var(--text) 82%, transparent); font-size: clamp(1rem, 1.5vw, 1.2rem); opacity: 0; animation: fade 1.2s .6s var(--ease) forwards; }
.hero__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; opacity: 0; animation: fade 1.2s .85s var(--ease) forwards; }
.ph__core .kicker { opacity: 0; animation: fade 1.2s .2s var(--ease) forwards; }
@keyframes fade { to { opacity: 1; } }

/* Fase 2: puertas */
.doors { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(10px, 1.8vw, 26px); width: min(1220px, 100%); align-items: end; }
.door { --k: 0; position: relative; display: flex; flex-direction: column; justify-content: space-between; aspect-ratio: 3 / 4.6; padding: clamp(14px, 2vw, 26px) clamp(12px, 1.4vw, 20px) clamp(14px, 1.8vw, 22px); border: 1px solid color-mix(in srgb, var(--gold) calc(25% + var(--k) * 60%), transparent); border-radius: 999px 999px 22px 22px; background: linear-gradient(180deg, color-mix(in srgb, var(--bg-3) 70%, transparent), color-mix(in srgb, var(--bg) 55%, transparent)); backdrop-filter: blur(8px); text-align: center; overflow: hidden; cursor: pointer; transition: border-color .4s, transform .6s var(--ease), box-shadow .6s; transform: translateY(calc(var(--k) * -14px)); box-shadow: 0 30px 80px -30px color-mix(in srgb, var(--gold) calc(var(--k) * 60%), transparent); }
.door::before { content: ''; position: absolute; inset: 0; background: radial-gradient(80% 50% at 50% 0%, color-mix(in srgb, var(--gold) calc(10% + var(--k) * 35%), transparent), transparent 70%); pointer-events: none; }
.door:hover { --k: 1 !important; }
.door__hello { position: relative; margin-top: clamp(26px, 6vh, 64px); font: 400 clamp(1.5rem, 3.3vw, 3rem)/1 var(--serif); font-style: italic; color: var(--ivory); }
.door__name { position: relative; font: 500 .92rem/1.2 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--gold-hi); }
.door__meta { position: relative; margin-top: 6px; font-size: .78rem; color: var(--dim); line-height: 1.4; }
.door__knob { position: relative; width: 8px; height: 8px; margin: 0 auto 10px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 14px var(--gold); }

/* Fase 3: escalera */
.ladder { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .8fr); gap: clamp(20px, 4vw, 60px); width: min(1200px, 100%); align-items: end; }
.ladder__steps { display: flex; align-items: flex-end; gap: clamp(6px, 1vw, 14px); height: clamp(220px, 44vh, 420px); }
.step { --f: 0; position: relative; flex: 1; height: var(--h); display: flex; align-items: flex-end; justify-content: center; border: 1px solid color-mix(in srgb, var(--gold) 28%, transparent); border-radius: 14px 14px 4px 4px; overflow: hidden; cursor: pointer; background: color-mix(in srgb, var(--bg-3) 40%, transparent); transition: border-color .4s; }
.step::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, color-mix(in srgb, var(--gold-hi) 55%, transparent), color-mix(in srgb, var(--gold) 85%, transparent)); transform-origin: bottom; transform: scaleY(var(--f)); transition: transform .6s var(--ease); }
.step b { position: relative; padding-bottom: 14px; font: 500 clamp(1.1rem, 2.2vw, 1.8rem)/1 var(--serif); font-style: italic; color: color-mix(in srgb, var(--ivory) calc(100% - var(--f) * 100%), var(--bg)); }
.step.is-cur { border-color: var(--gold-hi); }
.ladder__card { padding: clamp(18px, 2.4vw, 30px); border: 1px solid var(--hair); border-radius: 22px; background: color-mix(in srgb, var(--bg) 55%, transparent); backdrop-filter: blur(10px); min-height: 180px; }
.ladder__code { display: inline-block; font: 400 clamp(3rem, 6vw, 5rem)/1 var(--serif); font-style: italic; color: var(--gold); }
.ladder__card b { display: block; margin-top: 6px; font: 500 .74rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--gold-hi); }
.ladder__card p { margin-top: 12px; color: var(--text); font-size: 1.02rem; line-height: 1.5; }

/* Fase 4: aula */
.hplan { margin: 0; width: min(980px, 100%); }
.ph--aula .ph__head h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); }
.hplan__svg { width: 100%; max-height: 46vh; border: 1px solid var(--hair); border-radius: 22px; background: color-mix(in srgb, var(--bg) 55%, transparent); backdrop-filter: blur(8px); }
.hplan figcaption { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--dim); font-size: .85rem; }
.hplan figcaption b { color: var(--gold-hi); font-weight: 500; }

/* Fase 5: empieza */
.starts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(10px, 1.6vw, 22px); width: min(1100px, 100%); }
.start { display: grid; align-content: start; gap: 8px; padding: clamp(18px, 2.4vw, 32px); border: 1px solid var(--hair); border-radius: 24px; background: color-mix(in srgb, var(--bg) 58%, transparent); backdrop-filter: blur(10px); text-align: left; transition: transform .5s var(--ease), border-color .3s, background .3s; }
.start:hover { transform: translateY(-8px); border-color: var(--gold); background: color-mix(in srgb, var(--bg-3) 70%, transparent); }
.start .ic { width: 1.7em; height: 1.7em; color: var(--gold); margin-bottom: 8px; }
.start b { font: 500 1.5rem/1.1 var(--serif); }
.start span { color: var(--dim); font-size: .95rem; }
.start em { margin-top: 10px; display: inline-flex; align-items: center; gap: 6px; font-style: normal; font-weight: 500; color: var(--gold-hi); }
.start--hi { background: linear-gradient(160deg, color-mix(in srgb, var(--gold) 28%, var(--bg-3)), color-mix(in srgb, var(--bg) 70%, transparent)); border-color: color-mix(in srgb, var(--gold) 60%, transparent); }

.hero__rail { position: absolute; left: clamp(14px, 2vw, 30px); top: 50%; transform: translateY(-50%); z-index: 5; display: grid; gap: 14px; }
.hero__rail a { display: flex; align-items: center; gap: 12px; font: 500 .66rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--dim); }
.hero__rail i { position: relative; width: 9px; height: 9px; border: 1px solid var(--gold); border-radius: 50%; transition: background .4s, transform .4s var(--ease); }
.hero__rail span { opacity: 0; transform: translateX(-6px); transition: opacity .35s, transform .35s var(--ease); }
.hero__rail a.is-on { color: var(--text); }
.hero__rail a.is-on i { background: var(--gold); transform: scale(1.5); box-shadow: 0 0 12px var(--gold); }
.hero__rail a.is-on span, .hero__rail:hover span { opacity: 1; transform: none; }
.hero__scroll { position: absolute; left: 50%; bottom: clamp(16px, 3vh, 30px); z-index: 5; display: grid; justify-items: center; gap: 8px; transform: translateX(-50%); font: 500 .62rem/1 var(--sans); letter-spacing: .3em; text-transform: uppercase; color: var(--dim); transition: opacity .5s; }
.hero__scroll i { width: 1px; height: 36px; background: linear-gradient(var(--gold), transparent); animation: drip 2s var(--ease-io) infinite; transform-origin: top; }
@keyframes drip { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* Portada sin movimiento (sin JS o prefers-reduced-motion): fases apiladas */
html:not(.js) .hero, .hero--static { height: auto; }
html:not(.js) .hero__pin, .hero--static .hero__pin { position: relative; height: auto; }
html:not(.js) .hero__stage, .hero--static .hero__stage { position: relative; display: grid; }
html:not(.js) .ph, .hero--static .ph { position: relative; inset: auto; visibility: visible; opacity: 1; pointer-events: auto; min-height: 80svh; transform: none !important; }
html:not(.js) .ring, .hero--static .ring, html:not(.js) .hero__rail, .hero--static .hero__rail, html:not(.js) .hero__scroll, .hero--static .hero__scroll { display: none; }

/* ---------- Cinta ---------- */
.marquee { overflow: hidden; border-block: 1px solid var(--hair); background: var(--bg-2); padding-block: 18px; }
.marquee__track { display: flex; width: max-content; gap: clamp(22px, 3vw, 44px); align-items: center; animation: marquee 38s linear infinite; font: 400 clamp(1.4rem, 3vw, 2.4rem)/1 var(--serif); font-style: italic; color: var(--ivory); }
.marquee__track i { font-style: normal; font-size: .8rem; color: var(--gold); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Secciones ---------- */
.sec { position: relative; padding-block: clamp(72px, 11vw, 150px); }
.sec--dark { background: var(--bg); color: var(--text); }
.sec--paper { background: var(--paper); color: var(--ink-g); --hair: var(--hair-ink); --gold-lo: #7a5c1e; /* oro oscuro: 5,3:1 sobre marfil (el oro de marca solo da 2,9:1) */ }
.sec--paper h2, .sec--paper h3 { color: var(--ink-g); }
.sec__head { display: grid; gap: 18px; margin-bottom: clamp(32px, 5vw, 64px); }
.sec__head--row { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: end; gap: clamp(20px, 5vw, 80px); }
.sec__head .eyebrow { margin-bottom: 12px; }

/* Por qué */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-block: 1px solid var(--hair-ink); margin-bottom: clamp(32px, 5vw, 64px); }
.stat { padding: clamp(18px, 2.6vw, 34px) clamp(8px, 1.4vw, 22px); border-right: 1px solid var(--hair-ink); display: grid; gap: 6px; }
.stat:last-child { border-right: 0; }
.stat b { font: 400 clamp(2.6rem, 6vw, 5rem)/1 var(--serif); font-style: italic; color: var(--gold-lo); font-variant-numeric: tabular-nums; }
.stat span { font-size: .86rem; color: rgba(16, 32, 27, .7); }
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(14px, 2vw, 28px); }
.pillar { padding: clamp(20px, 2.4vw, 32px); border: 1px solid var(--hair-ink); border-radius: 22px; background: color-mix(in srgb, var(--paper-2) 55%, transparent); transition: transform .5s var(--ease), box-shadow .5s, border-color .3s; }
.pillar:hover { transform: translateY(-6px); border-color: var(--gold-lo); box-shadow: 0 28px 60px -34px rgba(16, 32, 27, .55); }
.pillar .ic { width: 1.9em; height: 1.9em; color: var(--gold-lo); margin-bottom: 18px; }
.pillar h3 { font-size: 1.3rem; margin-bottom: 8px; }
.pillar p { font-size: .94rem; color: rgba(16, 32, 27, .72); }

/* Filtros y cursos */
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; margin-bottom: 28px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border: 1px solid var(--hair); border-radius: 999px; background: transparent; color: var(--dim); font-size: .86rem; transition: all .3s var(--ease); }
.chip:hover { border-color: var(--gold); color: var(--text); }
.chip.is-on { background: var(--gold); border-color: var(--gold); color: var(--bg); font-weight: 600; }
.chips--paper .chip { color: rgba(16, 32, 27, .7); border-color: var(--hair-ink); }
.chips--paper .chip:hover { color: var(--ink-g); border-color: var(--gold-lo); }
.chips--paper .chip.is-on { background: var(--ink-g); border-color: var(--ink-g); color: var(--ivory); }
.live { display: inline-flex; align-items: center; gap: 8px; margin-left: auto; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-hi); }
.live[hidden] { display: none; }
.live i { width: 8px; height: 8px; border-radius: 50%; background: #5bd68f; box-shadow: 0 0 0 0 rgba(91, 214, 143, .6); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 10px rgba(91, 214, 143, 0); } 100% { box-shadow: 0 0 0 0 rgba(91, 214, 143, 0); } }
.courses { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: clamp(14px, 1.8vw, 24px); }
.course { --rx: 0deg; --ry: 0deg; position: relative; display: grid; align-content: start; gap: 12px; padding: clamp(20px, 2vw, 28px); border: 1px solid var(--hair); border-radius: 24px; background: linear-gradient(170deg, color-mix(in srgb, var(--bg-3) 55%, transparent), color-mix(in srgb, var(--bg) 70%, transparent)); transform: perspective(900px) rotateX(var(--rx)) rotateY(var(--ry)); transition: transform .5s var(--ease), border-color .3s, opacity .4s; overflow: hidden; }
.course::before { content: ''; position: absolute; inset: 0; background: radial-gradient(240px 160px at var(--gx, 50%) var(--gy, 0%), color-mix(in srgb, var(--gold) 22%, transparent), transparent 70%); opacity: 0; transition: opacity .35s; pointer-events: none; }
.course:hover { border-color: color-mix(in srgb, var(--gold) 70%, transparent); }
.course:hover::before { opacity: 1; }
.course.is-out { display: none; }
.course__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pill { display: inline-flex; align-items: center; padding: 4px 11px; border: 1px solid color-mix(in srgb, var(--gold) 55%, transparent); border-radius: 999px; font: 600 .7rem/1.4 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--gold-hi); }
.course__lang { font: 500 .72rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--dim); }
.course h3 { font-size: 1.55rem; line-height: 1.12; }
.course__tag { font: italic 400 1.02rem/1.35 var(--serif); color: var(--gold-hi); }
.course__desc { font-size: .9rem; color: var(--dim); }
.course__facts { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: .8rem; color: var(--dim); }
.course__facts span::before { content: '· '; color: var(--gold); }
.course__facts span:first-child::before { content: ''; }
.course__price { display: flex; align-items: baseline; gap: 10px; padding-top: 10px; border-top: 1px solid var(--hair); }
.course__price b { font: 500 2.1rem/1 var(--serif); }
.course__price small { color: var(--dim); font-size: .8rem; }
.course__groups { display: grid; gap: 8px; }
.grp { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 12px; border: 1px solid var(--hair); border-radius: 12px; background: transparent; color: var(--text); font-size: .82rem; text-align: left; transition: border-color .25s, background .25s; }
.grp:hover { border-color: var(--gold); background: color-mix(in srgb, var(--gold) 10%, transparent); }
.grp b { font-weight: 500; }
.grp small { color: var(--dim); display: block; }
.seats { flex: none; padding: 3px 9px; border-radius: 999px; font: 600 .7rem/1.4 var(--sans); background: color-mix(in srgb, #5bd68f 20%, transparent); color: #8ee6b0; }
.seats.is-few { background: color-mix(in srgb, var(--gold) 22%, transparent); color: var(--gold-hi); }
.seats.is-full { background: color-mix(in srgb, #e07a6a 20%, transparent); color: #f0a496; }
.course__cta { margin-top: 4px; }

/* Horario */
.tt-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-bottom: 22px; }
.seg { display: inline-flex; padding: 4px; border: 1px solid var(--hair-ink); border-radius: 999px; background: rgba(16, 32, 27, .04); }
.seg button { padding: 8px 18px; border: 0; border-radius: 999px; background: transparent; color: rgba(16, 32, 27, .7); font-size: .86rem; transition: all .3s var(--ease); }
.seg button.is-on { background: var(--ink-g); color: var(--ivory); }
.tt { --rowh: 44px; position: relative; display: grid; grid-template-columns: 56px repeat(6, minmax(124px, 1fr)); border: 1px solid var(--hair-ink); border-radius: 22px; background: color-mix(in srgb, var(--paper-2) 50%, var(--paper)); overflow-x: auto; overflow-y: hidden; }
.tt__corner, .tt__day { padding: 14px 8px; text-align: center; font: 500 .72rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: rgba(16, 32, 27, .6); border-bottom: 1px solid var(--hair-ink); background: var(--paper); position: sticky; top: 0; z-index: 2; }
.tt__axis { position: relative; border-right: 1px solid var(--hair-ink); }
.tt__axis span { position: absolute; left: 0; right: 6px; transform: translateY(-50%); text-align: right; font-size: .68rem; color: rgba(16, 32, 27, .5); font-variant-numeric: tabular-nums; }
.tt__col { position: relative; border-right: 1px solid var(--hair-ink); background-image: linear-gradient(var(--hair-ink) 1px, transparent 1px); background-size: 100% calc(100% / var(--hours)); }
.tt__col:last-child { border-right: 0; }
.tt__ev { position: absolute; left: var(--l, 4px); width: var(--w, calc(100% - 8px)); top: var(--top); height: var(--h); padding: 6px 8px; border: 0; border-left: 3px solid var(--lc); border-radius: 8px; background: color-mix(in srgb, var(--lc) 16%, var(--paper)); color: var(--ink-g); text-align: left; font-size: .7rem; line-height: 1.25; overflow: hidden; transition: transform .3s var(--ease), box-shadow .3s, opacity .3s; }
.tt__ev b { display: block; font-weight: 600; font-size: .72rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.tt__ev--short b { font-size: .66rem; line-height: 1.15; }
.tt__ev--short { padding: 6px 4px; text-align: center; }
.tt__ev:hover, .tt__ev:focus-visible { transform: scale(1.03); z-index: 3; box-shadow: 0 14px 30px -14px rgba(16, 32, 27, .6); }
.tt__ev.is-dim { opacity: .18; pointer-events: none; }
.tt__ev.is-full { background-image: repeating-linear-gradient(135deg, transparent 0 6px, rgba(16, 32, 27, .06) 6px 12px); }
.tt-tip { min-height: 1.6em; margin-top: 14px; font-size: .92rem; color: rgba(16, 32, 27, .75); }
.tt-tip b { color: var(--ink-g); }

/* Aulas */
.rooms { display: grid; gap: 22px; }
.rooms__tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.rooms__view { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: clamp(16px, 2.4vw, 32px); align-items: stretch; }
.rplan { width: 100%; height: auto; border: 1px solid var(--hair); border-radius: 24px; background: radial-gradient(70% 70% at 50% 30%, color-mix(in srgb, var(--bg-3) 70%, transparent), color-mix(in srgb, var(--bg) 90%, transparent)); }
.rooms__info { display: grid; align-content: start; gap: 14px; padding: clamp(20px, 2.4vw, 32px); border: 1px solid var(--hair); border-radius: 24px; background: color-mix(in srgb, var(--bg-2) 60%, transparent); }
.rooms__info h3 { font-size: 2rem; line-height: 1.05; }
.rooms__info h3 em { color: var(--gold); }
.rooms__info p { color: var(--dim); font-size: .94rem; }
.kv { display: flex; flex-wrap: wrap; gap: 8px; }
.kv span { padding: 5px 11px; border: 1px solid var(--hair); border-radius: 999px; font-size: .78rem; color: var(--text); }
.rooms__sel { display: grid; gap: 8px; margin-top: 4px; }
.rooms__sel label { font: 500 .7rem/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--gold); }
.rooms__sel select { width: 100%; padding: 12px 14px; border: 1px solid var(--hair); border-radius: 12px; background: var(--bg); color: var(--text); font: inherit; }
.rooms__occ { font-size: .9rem; color: var(--text); }
.rooms__occ b { color: var(--gold-hi); font: 500 1.6rem/1 var(--serif); }
.rplan__seat { transition: fill .5s var(--ease), stroke .5s, opacity .5s; }

/* Claustro */
.faculty { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 1.8vw, 24px); }
.prof { position: relative; display: grid; align-content: start; gap: 10px; padding: clamp(20px, 2vw, 28px); border: 1px solid var(--hair-ink); border-radius: 24px; background: color-mix(in srgb, var(--paper-2) 50%, transparent); transition: transform .5s var(--ease), box-shadow .5s, border-color .3s; overflow: hidden; }
.prof:hover { transform: translateY(-6px); border-color: var(--gold-lo); box-shadow: 0 30px 60px -36px rgba(16, 32, 27, .6); }
.prof__mono { display: grid; place-items: center; width: 64px; height: 64px; border: 1px solid var(--gold-lo); border-radius: 50%; font: italic 400 1.7rem/1 var(--serif); color: var(--gold-lo); background: radial-gradient(circle at 30% 25%, color-mix(in srgb, var(--gold-hi) 40%, transparent), transparent 70%); }
.prof h3 { font-size: 1.5rem; }
.prof__title { font: 500 .72rem/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--gold-lo); }
.prof p { font-size: .9rem; color: rgba(16, 32, 27, .72); }
.prof__langs { display: flex; flex-wrap: wrap; gap: 6px; }
.prof__langs span { padding: 3px 10px; border: 1px solid var(--hair-ink); border-radius: 999px; font-size: .74rem; }

/* Nivel */
.lvl { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 80px); align-items: center; }
.lvl__intro { display: grid; gap: 18px; justify-items: start; }
.steps { display: grid; gap: 12px; margin-block: 6px 10px; }
.steps li { display: flex; align-items: center; gap: 14px; color: var(--text); }
.steps b { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold); font: italic 500 1rem/1 var(--serif); flex: none; }
.quiz { position: relative; padding: clamp(22px, 3vw, 40px); border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent); border-radius: 28px; background: linear-gradient(160deg, color-mix(in srgb, var(--bg-3) 70%, transparent), color-mix(in srgb, var(--bg) 85%, transparent)); box-shadow: 0 50px 100px -50px rgba(0, 0, 0, .8); min-height: 440px; display: grid; grid-template-rows: auto auto 1fr; gap: 16px; }
.quiz__top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.quiz__tag { padding: 4px 11px; border: 1px dashed var(--gold); border-radius: 999px; font: 600 .66rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--gold-hi); }
.quiz__count { font-size: .82rem; color: var(--dim); }
.quiz__bar { height: 3px; border-radius: 3px; background: var(--hair); overflow: hidden; }
.quiz__bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--gold-lo), var(--gold-hi)); transition: width .6s var(--ease); }
.quiz__body { display: grid; align-content: start; gap: 18px; animation: fade .5s var(--ease); }
.quiz__q { font: 400 clamp(1.4rem, 2.4vw, 2rem)/1.25 var(--serif); }
.quiz__opts { display: grid; gap: 10px; }
.quiz__opt { padding: 14px 18px; border: 1px solid var(--hair); border-radius: 14px; background: transparent; color: var(--text); text-align: left; transition: all .3s var(--ease); }
.quiz__opt:hover { border-color: var(--gold); background: color-mix(in srgb, var(--gold) 10%, transparent); transform: translateX(4px); }
.quiz__result { display: grid; gap: 14px; justify-items: start; }
.gauge { position: relative; width: 190px; height: 190px; }
.gauge svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.gauge circle { fill: none; stroke-width: 8; }
.gauge .g-bg { stroke: var(--hair); }
.gauge .g-fg { stroke: var(--gold); stroke-linecap: round; transition: stroke-dashoffset 1.6s var(--ease); }
.gauge b { position: absolute; inset: 0; display: grid; place-items: center; font: italic 400 3.4rem/1 var(--serif); color: var(--gold-hi); }
.quiz__result h3 { font-size: 1.8rem; }
.quiz__result p { color: var(--dim); font-size: .94rem; max-width: 46ch; }
.quiz__row { display: flex; flex-wrap: wrap; gap: 10px; }

/* Familias */
.fam { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(28px, 6vw, 90px); align-items: center; }
.fam__copy { display: grid; gap: 18px; justify-items: start; }
.ticks { display: grid; gap: 12px; margin-block: 4px 8px; }
.ticks li { display: flex; align-items: flex-start; gap: 12px; }
.ticks .ic { margin-top: .25em; color: var(--gold-lo); }
.phone { justify-self: center; perspective: 1400px; }
.phone__bezel { width: min(300px, 78vw); aspect-ratio: 9 / 18.5; padding: 10px; border-radius: 44px; background: linear-gradient(145deg, #1d2a25, #0a1411); box-shadow: 0 60px 100px -40px rgba(16, 32, 27, .8), inset 0 0 0 2px #2a3a34; transform: rotateY(-12deg) rotateX(5deg); transition: transform .8s var(--ease); }
.phone:hover .phone__bezel { transform: rotateY(0) rotateX(0); }
.phone__screen { height: 100%; border-radius: 34px; background: var(--paper); color: var(--ink-g); overflow: hidden; padding: 22px 16px 16px; display: grid; align-content: start; gap: 10px; font-size: .74rem; }
.pp__top { display: flex; align-items: center; gap: 8px; font: italic 500 1rem/1 var(--serif); }
.pp__top img { width: 22px; height: 22px; border-radius: 6px; }
.pp__hi { font: 500 .62rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--gold-lo); margin-top: 4px; }
.pp__card { padding: 10px 12px; border: 1px solid var(--hair-ink); border-radius: 14px; background: rgba(255, 255, 255, .5); display: grid; gap: 6px; }
.pp__card h4 { margin: 0; font: 600 .72rem/1.2 var(--sans); }
.pp__row { display: flex; justify-content: space-between; gap: 8px; color: rgba(16, 32, 27, .75); }
.pp__row b { color: var(--ink-g); font-weight: 600; }
.pp__tag { white-space: nowrap; padding: 2px 8px; border-radius: 999px; font-size: .62rem; font-weight: 600; background: color-mix(in srgb, #e07a6a 25%, transparent); color: #a8392a; }
.pp__tag--ok { background: color-mix(in srgb, #5bd68f 25%, transparent); color: #1d7a45; }
.pp__btn { margin-top: 4px; padding: 9px; border-radius: 10px; background: var(--ink-g); color: var(--ivory); text-align: center; font-weight: 600; }

/* Matrícula */
.pricing { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(20px, 3vw, 44px); align-items: start; }
.price-table { display: grid; gap: 18px; }
.ptg { border: 1px solid var(--hair); border-radius: 22px; overflow: hidden; background: color-mix(in srgb, var(--bg-2) 45%, transparent); }
.ptg > h3 { padding: 14px 20px; font: italic 500 1.4rem/1 var(--serif); color: var(--gold-hi); background: color-mix(in srgb, var(--bg-3) 50%, transparent); }
.ptr { display: grid; grid-template-columns: minmax(0, 1.8fr) .6fr .8fr .9fr; gap: 10px; align-items: center; padding: 13px 20px; border-top: 1px solid var(--hair); font-size: .9rem; transition: background .25s; }
.ptr:hover { background: color-mix(in srgb, var(--gold) 8%, transparent); }
.ptr small { display: block; color: var(--dim); font-size: .74rem; }
.ptr b { font: 500 1.25rem/1 var(--serif); }
.ptr .dim { color: var(--dim); }
.price-side { display: grid; gap: 20px; position: sticky; top: 100px; }
.price-side > h3 { font-size: 1.7rem; }
.flow { display: grid; gap: 16px; }
.flow li { display: flex; gap: 14px; align-items: flex-start; }
.flow b { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold); font: italic 500 1rem/1 var(--serif); flex: none; }
.flow strong { display: block; font-weight: 600; }
.flow span { color: var(--dim); font-size: .88rem; }
.orient { display: grid; gap: 12px; justify-items: start; padding: 22px; border: 1px solid color-mix(in srgb, var(--gold) 55%, transparent); border-radius: 22px; background: linear-gradient(160deg, color-mix(in srgb, var(--gold) 16%, var(--bg-3)), color-mix(in srgb, var(--bg) 70%, transparent)); }
.orient b { font: 500 1.25rem/1.2 var(--serif); }
.orient p { color: var(--dim); font-size: .9rem; }
.orient strong { color: var(--gold-hi); }

/* Opiniones, FAQ */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 2vw, 28px); }
.quote { margin: 0; padding: clamp(22px, 2.6vw, 34px); border: 1px solid var(--hair-ink); border-radius: 26px; background: color-mix(in srgb, var(--paper-2) 50%, transparent); display: grid; gap: 22px; align-content: space-between; }
.quote p { font: italic 400 clamp(1.15rem, 1.6vw, 1.4rem)/1.4 var(--serif); }
.quote footer { display: grid; gap: 2px; }
.quote b { font-weight: 600; }
.quote span { font-size: .82rem; color: rgba(16, 32, 27, .6); }
.faq { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(24px, 5vw, 80px); }
.faq .sec__head { margin: 0; align-content: start; }
.faq__list { display: grid; align-content: start; }
.faq details { border-top: 1px solid var(--hair); padding: 4px 0; }
.faq details:last-child { border-bottom: 1px solid var(--hair); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 0; list-style: none; cursor: pointer; font: 400 clamp(1.1rem, 1.6vw, 1.35rem)/1.3 var(--serif); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; flex: none; width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--hair); border-radius: 50%; color: var(--gold); font: 300 1.3rem/1 var(--sans); transition: transform .4s var(--ease), background .3s; }
.faq details[open] summary::after { transform: rotate(45deg); background: var(--gold); color: var(--bg); }
.faq details p { padding: 0 48px 22px 0; color: var(--dim); }

/* Llamada */
.sec--call { background: linear-gradient(180deg, var(--paper), var(--paper-2)); color: var(--ink-g); --hair: var(--hair-ink); --gold-lo: #7a5c1e; }
.sec--call h2 { color: var(--ink-g); } .sec--call h2 em { color: var(--gold-lo); }
.sec--call .eyebrow { color: var(--gold-lo); } .sec--call .lead { color: rgba(16, 32, 27, .72); max-width: 54ch; }
.call { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(28px, 5vw, 80px); align-items: center; }
.call > div:first-child { display: grid; gap: 18px; justify-items: start; }
.call__box { padding: clamp(22px, 3vw, 38px); border-radius: 30px; background: var(--bg); color: var(--text); box-shadow: 0 50px 100px -50px rgba(16, 32, 27, .9); border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent); }
.call__mount:empty { display: none; }
.call__demo { display: grid; gap: 10px; }
.call__demo[hidden] { display: none; }
.call__tag { justify-self: start; padding: 4px 11px; border: 1px dashed var(--gold); border-radius: 999px; font: 600 .66rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--gold-hi); }
.call__demo h3 { font-size: 1.8rem; margin-bottom: 6px; }
.call__demo label { font: 500 .7rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--dim); margin-top: 6px; }
.call__demo input[type='text'], .call__demo input:not([type]), .call__demo input[type='tel'] { width: 100%; padding: 14px 16px; border: 1px solid var(--hair); border-radius: 14px; background: color-mix(in srgb, var(--bg-2) 80%, transparent); color: var(--text); font: inherit; }
.call__demo input:focus { outline: 2px solid var(--gold); outline-offset: 1px; }
.call__demo .check { display: flex; gap: 10px; align-items: flex-start; text-transform: none; letter-spacing: 0; font: 400 .82rem/1.45 var(--sans); color: var(--dim); margin-block: 6px; }
.call__demo .check input { margin-top: 3px; accent-color: var(--gold); }
.call__demo .btn { justify-self: start; margin-top: 6px; }
.call__msg { min-height: 1.4em; font-size: .86rem; color: var(--gold-hi); }
.call__msg.is-err { color: #f0a496; }
.call__note { font-size: .74rem; color: var(--dim); }

/* Pie */
.foot { background: color-mix(in srgb, var(--bg) 82%, black); border-top: 1px solid var(--hair); padding-block: clamp(48px, 7vw, 90px) 40px; color: var(--dim); }
.foot__in { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px 60px; }
.foot__brand { display: flex; gap: 20px; align-items: flex-start; }
.foot__brand img { width: 64px; height: 64px; border-radius: 18px; }
.foot__brand b { font: italic 500 2rem/1 var(--serif); color: var(--ivory); display: block; }
.foot__brand i { display: block; margin: 6px 0 14px; font: 500 .62rem/1 var(--sans); font-style: normal; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); }
.foot__brand p { margin-bottom: 8px; }
.foot__hours h3 { font: 500 .72rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--gold); margin-bottom: 12px; }
.foot__legal, .foot__demo { grid-column: 1 / -1; font-size: .8rem; }
.foot__legal a { text-decoration: underline; text-underline-offset: 3px; }
.foot__demo { padding-top: 18px; border-top: 1px dashed var(--hair); }
.foot__demo b { color: var(--gold-hi); }

/* Varios */
.mbar { position: fixed; left: 12px; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); z-index: 80; display: none; gap: 8px; padding: 8px; border: 1px solid var(--hair); border-radius: 999px; background: color-mix(in srgb, var(--bg) 78%, transparent); backdrop-filter: blur(16px); }
.mbar .btn { flex: 1; justify-content: center; }
.toast { position: fixed; left: 50%; bottom: 90px; z-index: 120; transform: translate(-50%, 20px); max-width: min(92vw, 520px); padding: 12px 20px; border-radius: 14px; background: var(--ivory); color: var(--ink-g); font-size: .9rem; opacity: 0; pointer-events: none; transition: all .45s var(--ease); box-shadow: 0 20px 50px -20px rgba(0, 0, 0, .7); }
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }
.cursor { position: fixed; left: 0; top: 0; z-index: 150; width: 38px; height: 38px; margin: -19px 0 0 -19px; border: 1px solid color-mix(in srgb, var(--gold) 70%, transparent); border-radius: 50%; pointer-events: none; opacity: 0; transition: opacity .3s, width .3s var(--ease), height .3s var(--ease), margin .3s var(--ease), background .3s; mix-blend-mode: difference; }
.cursor.is-on { opacity: 1; }
.cursor.is-hot { width: 64px; height: 64px; margin: -32px 0 0 -32px; background: color-mix(in srgb, var(--gold) 25%, transparent); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* Revelado */
.js .reveal { opacity: 0; transform: translateY(34px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; } .reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }

/* Adaptación */
@media (max-width: 1040px) {
  .head__nav { display: none; }
  .burger { display: block; }
  .stats { grid-template-columns: repeat(3, 1fr); }
  .stat:nth-child(3) { border-right: 0; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .faculty { grid-template-columns: repeat(2, 1fr); }
  .rooms__view, .lvl, .fam, .pricing, .call, .faq, .sec__head--row, .foot__in { grid-template-columns: 1fr; }
  .price-side { position: static; }
  .quotes { grid-template-columns: 1fr; }
  .ladder { grid-template-columns: 1fr; }
  .ladder__card { min-height: 0; }
}
@media (max-width: 760px) {
  /* El chat de Nexunia vive en un anfitrión sin clase; expone su separación como variable: se sube por encima de la barra móvil. */
  div[style*='--nxw-offset-y'] { --nxw-offset-y: 84px !important; }
  .head__cta .btn--gold { display: none; }
  .ring { display: none; }
  .head__call { display: none; }
  .head__word i { display: none; }
  .mbar { display: flex; }
  body { padding-bottom: 76px; }
  .doors { grid-template-columns: repeat(5, minmax(150px, 1fr)); overflow-x: auto; padding: 8px 4px 16px; scroll-snap-type: x mandatory; width: calc(100% + 40px); margin-inline: -20px; padding-inline: 20px; }
  .door { scroll-snap-align: center; aspect-ratio: 3 / 4.2; }
  .starts { grid-template-columns: 1fr; }
  .hero__rail { top: auto; bottom: 74px; left: 50%; transform: translateX(-50%); display: flex; gap: 18px; }
  .hero__rail span { display: none; }
  .hero__scroll { display: none; }
  .ph { padding-top: 84px; padding-bottom: 96px; }
  .ph__head h2 { font-size: clamp(2rem, 9vw, 3rem); }
  .tt { --rowh: 38px; }
  .ptr { grid-template-columns: 1.4fr .8fr .9fr; }
  .ptr .hide-s { display: none; }
  .faculty, .pillars { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2n) { border-right: 0; } .stat:nth-child(3) { border-right: 1px solid var(--hair-ink); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .hero__title .line > span { transform: none; }
  .hero__sub, .hero__ctas, .ph__core .kicker { opacity: 1; }
  .js .reveal { opacity: 1; transform: none; }
  .marquee__track { animation: none; }
}

/* Marca del cliente */
:root {
  --navy-950: #0c2a22;
  --navy-900: #123e32;
  --navy-800: #185645;
  --blue-700: #b98f3c;
  --blue-600: #c9a45a;
  --blue-500: #d3b579;
  --blue-400: #dec89b;
  --blue-300: #ede1c9;
  --blue-200: #f1e8d5;
  --blue-100: #f7f2e8;
  --blue-50: #fbf9f3;
  --ink: #362a12;
  --muted: #817256;
  --line: #f7efde;
}