/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:        #f6f2ec;   /* porcelana cálida */
  --bg-2:      #ede5db;   /* arena rosada */
  --paper:     #fffdfa;
  --ink:       #18222d;   /* azul tinta */
  --ink-soft:  #3a4652;
  --ink-mute:  #6c747c;
  --accent:    #1b86b3;   /* azul mariposa (marca) */
  --accent-2:  #136a8f;
  --blush:     #e7cfc4;
  --deep:      #10202c;   /* sección oscura */
  --cream:     #f6f2ec;
  --line:      rgba(24, 34, 45, 0.12);

  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans:  "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --gutter: clamp(1rem, 4vw, 2.5rem);
  --radius: 22px;
  --nav-h: 76px;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; line-height: 1.05; font-weight: 500; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--accent); color: var(--cream); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: var(--gutter); }
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .6rem 1rem; background: var(--ink); color: var(--cream); border-radius: 8px;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   4. Typography
   ============================================================= */
.kicker, .section-num {
  font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-2);
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 3.9rem);
  letter-spacing: -0.01em;
  margin-top: .9rem;
  max-width: 18ch;
}
.section-title em, .hero-title em { font-style: italic; color: var(--accent); font-weight: 400; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--ink-soft); }

/* =============================================================
   5. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 52px; padding: .85rem 1.6rem;
  border-radius: 999px; font-weight: 600; font-size: .95rem; letter-spacing: .01em;
  transition: transform .35s var(--ease-out), background .35s var(--ease-out), color .35s, box-shadow .35s var(--ease-out), border-color .35s;
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .35s var(--ease-out); }
.btn:hover svg { transform: translateX(4px); }
.btn-primary { background: var(--ink); color: var(--cream); box-shadow: 0 10px 30px -12px rgba(16, 32, 44, .55); }
.btn-primary:hover { background: var(--accent-2); transform: translateY(-2px); box-shadow: 0 16px 36px -14px rgba(19, 106, 143, .7); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-2px); }

/* Nav */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--nav-h);
  transition: background .4s var(--ease-out), box-shadow .4s, height .4s var(--ease-out);
}
.nav.is-solid {
  background: rgba(246, 242, 236, .88);
  box-shadow: 0 1px 0 var(--line);
}
@supports (backdrop-filter: blur(10px)) {
  .nav.is-solid { background: rgba(246, 242, 236, .72); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); }
}
.nav-inner { height: 100%; display: flex; align-items: center; gap: 1.5rem; }
.nav-logo img { height: 44px; width: auto; }
.nav-links { display: none; }
.nav-cta { display: none; }
.nav-toggle {
  margin-left: auto; width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-content: center; gap: 6px; border: 1px solid var(--line);
}
.nav-toggle span { display: block; width: 18px; height: 1.5px; background: var(--ink); transition: transform .35s var(--ease-out); }
.nav.is-open .nav-toggle span:first-child { transform: translateY(3.75px) rotate(45deg); }
.nav.is-open .nav-toggle span:last-child { transform: translateY(-3.75px) rotate(-45deg); }

.nav.is-open .nav-links {
  display: flex; flex-direction: column; gap: .3rem;
  position: fixed; top: var(--nav-h); left: 0; right: 0;
  padding: 1rem var(--gutter) 2rem; background: var(--bg);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 30px 40px -30px rgba(16, 32, 44, .35);
}
.nav.is-open .nav-links a:not(.btn) { font-family: var(--serif); font-size: 1.7rem; padding: .35rem 0; border-bottom: 1px solid var(--line); }
.nav.is-open { background: var(--bg); }
.nav-cta-mobile { margin-top: 1rem; }

/* =============================================================
   6. Sections
   ============================================================= */
.section { padding-block: clamp(5rem, 11vw, 9rem); position: relative; }
.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  padding-top: calc(var(--nav-h) + 2rem); padding-bottom: 3rem;
  display: flex; align-items: center;
}
.hero-wash {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 50% at 85% 30%, rgba(27, 134, 179, .14), transparent 70%),
    radial-gradient(50% 45% at 10% 90%, rgba(231, 207, 196, .7), transparent 70%);
}
.hero-grid { display: grid; gap: 3rem; align-items: center; }
.hero-title {
  font-family: var(--serif);
  font-size: clamp(3rem, 8.4vw, 6.4rem);
  line-height: .98; letter-spacing: -0.02em;
  margin-top: 1.1rem; max-width: 12ch;
}
.hero-sub { margin-top: 1.5rem; max-width: 46ch; font-size: clamp(1.02rem, 1.4vw, 1.15rem); color: var(--ink-soft); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero-facts {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line);
}
.hero-facts strong { display: block; font-family: var(--serif); font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 500; line-height: 1; color: var(--ink); }
.hero-facts span { display: block; margin-top: .4rem; font-size: .8rem; line-height: 1.4; color: var(--ink-mute); }

.hero-portrait { position: relative; justify-self: center; width: min(100%, 460px); }
.portrait-arch {
  aspect-ratio: 4 / 5; overflow: hidden;
  border-radius: 999px 999px var(--radius) var(--radius);
  background: var(--accent);
  box-shadow: 0 40px 80px -40px rgba(16, 32, 44, .55);
}
.portrait-arch img { width: 100%; height: 108%; object-fit: cover; object-position: 50% 10%; will-change: transform; }
.butterfly {
  position: absolute; top: 4%; right: -6%; width: clamp(64px, 9vw, 104px);
  filter: drop-shadow(0 10px 18px rgba(27, 134, 179, .35));
  animation: float 7s ease-in-out infinite;
}
.butterfly .wing path { fill: var(--accent); }
.butterfly .wing-r path { fill: #2a9fd0; }
.butterfly .body { fill: var(--ink); }
.butterfly .wing { transform-box: fill-box; animation: flap 2.6s ease-in-out infinite; }
.butterfly .wing-l { transform-origin: right center; }
.butterfly .wing-r { transform-origin: left center; }
.portrait-badge {
  position: absolute; left: -4%; bottom: 8%;
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .75rem 1.1rem; border-radius: 999px;
  background: var(--paper); font-size: .85rem; font-weight: 600;
  box-shadow: 0 18px 40px -18px rgba(16, 32, 44, .45);
}
.badge-dot { width: 9px; height: 9px; border-radius: 50%; background: #2bb673; box-shadow: 0 0 0 0 rgba(43, 182, 115, .5); animation: pulse 2.4s infinite; }

/* Marquee */
.marquee { border-block: 1px solid var(--line); overflow: hidden; background: var(--paper); }
.marquee-track {
  display: flex; align-items: center; gap: 2rem; width: max-content;
  padding-block: 1.15rem; animation: marquee 48s linear infinite;
}
.marquee-track span { font-family: var(--serif); font-style: italic; font-size: clamp(1.15rem, 2vw, 1.5rem); white-space: nowrap; color: var(--ink-soft); }
.marquee-track i { font-style: normal; color: var(--accent); font-size: .8rem; }
.marquee:hover .marquee-track { animation-play-state: paused; }

/* Doctora */
.doctora-grid { display: grid; gap: 3.5rem; }
.doctora-intro .lead { margin-top: 1.6rem; }
.doctora-intro p + p { margin-top: 1rem; color: var(--ink-soft); }
.seals { display: flex; align-items: center; gap: 1.6rem; margin-top: 2.2rem; }
.seals img { height: 78px; width: auto; mix-blend-mode: multiply; }

.timeline { position: relative; padding-left: 1.6rem; }
.timeline::before { content: ""; position: absolute; left: 0; top: .6rem; bottom: .6rem; width: 1px; background: linear-gradient(var(--accent), var(--line)); }
.timeline li { position: relative; display: grid; grid-template-columns: 4.2rem 1fr; gap: 1rem; padding-block: 1rem; border-bottom: 1px solid var(--line); }
.timeline li::before {
  content: ""; position: absolute; left: calc(-1.6rem - 4px); top: 1.55rem;
  width: 9px; height: 9px; border-radius: 50%; background: var(--bg); border: 1.5px solid var(--accent);
}
.tl-year { font-family: var(--serif); font-size: 1.5rem; line-height: 1.1; color: var(--accent-2); }
.timeline h3 { font-family: var(--sans); font-size: 1rem; font-weight: 600; line-height: 1.35; }
.timeline p { font-size: .88rem; color: var(--ink-mute); margin-top: .2rem; }

/* Áreas */
.areas { background: var(--paper); }
.areas-grid { display: grid; gap: 1.2rem; }
.area {
  position: relative; overflow: hidden; border-radius: var(--radius);
  background: var(--bg); display: flex; flex-direction: column;
  transition: transform .5s var(--ease-out), box-shadow .5s var(--ease-out);
}
.area:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -30px rgba(16, 32, 44, .45); }
.area-media { aspect-ratio: 16 / 10; overflow: hidden; }
.area-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease-out); }
.area:hover .area-media img { transform: scale(1.06); }
.area-body { padding: 1.6rem 1.6rem 1.9rem; }
.area-tag { display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent-2); }
.area h3 { font-family: var(--serif); font-size: clamp(1.6rem, 2.4vw, 2rem); margin-top: .5rem; }
.area p { margin-top: .7rem; color: var(--ink-soft); font-size: .95rem; }

/* Procedimientos */
.procs { margin-top: clamp(3.5rem, 7vw, 5.5rem); }
.procs-intro { color: var(--ink-mute); margin-bottom: 1.2rem; }
.procs-list { border-top: 1px solid var(--ink); }
.proc { border-bottom: 1px solid var(--line); }
.proc summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: 2.6rem 1fr auto; align-items: center; gap: 1rem;
  padding: 1.25rem 0;
}
.proc summary::-webkit-details-marker { display: none; }
.proc-n { font-size: .8rem; font-weight: 600; color: var(--ink-mute); letter-spacing: .08em; }
.proc-name { font-family: var(--serif); font-size: clamp(1.45rem, 3vw, 2.2rem); line-height: 1.1; transition: color .3s, transform .45s var(--ease-out); }
.proc-name small { font-size: .55em; font-style: italic; color: var(--ink-mute); }
.proc summary:hover .proc-name { color: var(--accent-2); transform: translateX(6px); }
.proc-plus { position: relative; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); transition: background .3s, border-color .3s, transform .45s var(--ease-out); }
.proc-plus::before, .proc-plus::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.5px; background: var(--ink); transform: translate(-50%, -50%); transition: transform .45s var(--ease-out), background .3s; }
.proc-plus::after { transform: translate(-50%, -50%) rotate(90deg); }
.proc[open] .proc-plus { background: var(--ink); border-color: var(--ink); transform: rotate(180deg); }
.proc[open] .proc-plus::before, .proc[open] .proc-plus::after { background: var(--cream); }
.proc[open] .proc-plus::after { transform: translate(-50%, -50%) rotate(0deg); }
.proc[open] .proc-name { color: var(--accent-2); }
.proc-body { padding: 0 0 1.6rem 3.6rem; max-width: 70ch; color: var(--ink-soft); }
.proc[open] .proc-body { animation: procIn .5s var(--ease-out); }
.procs-cta { margin-top: 2rem; }

/* Proceso */
.steps { display: grid; gap: 1rem; counter-reset: s; }
.step {
  position: relative; padding: 2rem 1.6rem; border-radius: var(--radius);
  background: var(--paper); border: 1px solid var(--line);
  transition: border-color .4s, transform .5s var(--ease-out);
}
.step:hover { border-color: var(--accent); transform: translateY(-4px); }
.step-n {
  display: grid; place-content: center; width: 46px; height: 46px; border-radius: 50%;
  font-family: var(--serif); font-size: 1.35rem; color: var(--accent-2);
  border: 1px solid rgba(27, 134, 179, .35); background: rgba(27, 134, 179, .07);
}
.step h3 { font-family: var(--serif); font-size: 1.7rem; margin-top: 1.2rem; }
.step p { margin-top: .5rem; color: var(--ink-soft); font-size: .95rem; }

/* Tecnología (sección oscura) */
.tecnologia { background: var(--deep); color: var(--cream); overflow: clip; }
.tecnologia::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 70%; height: 90%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(27, 134, 179, .35), transparent);
  filter: blur(40px);
}
.section-head-light .section-num { color: #7cc3e2; }
.section-head-light .section-title em { color: #7cc3e2; }
.tech-grid { display: grid; gap: 1.2rem; position: relative; }
.tech {
  padding: clamp(1.8rem, 4vw, 2.8rem); border-radius: var(--radius);
  background: rgba(246, 242, 236, .05); border: 1px solid rgba(246, 242, 236, .14);
  transition: background .4s, border-color .4s, transform .5s var(--ease-out);
}
.tech:hover { background: rgba(246, 242, 236, .08); border-color: rgba(124, 195, 226, .5); transform: translateY(-4px); }
.tech-name { font-family: var(--serif); font-style: italic; font-size: clamp(3rem, 7vw, 4.6rem); line-height: 1; color: #7cc3e2; }
.tech h3 { font-size: .85rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; margin-top: .9rem; }
.tech ul { margin-top: 1.4rem; display: grid; gap: .55rem; }
.tech li { position: relative; padding-left: 1.4rem; color: rgba(246, 242, 236, .8); }
.tech li::before { content: "✦"; position: absolute; left: 0; top: .1rem; font-size: .7rem; color: #7cc3e2; }
.tech-link { display: inline-block; margin-top: 1.8rem; font-weight: 600; border-bottom: 1px solid rgba(124, 195, 226, .6); padding-bottom: .15rem; transition: color .3s, border-color .3s; }
.tech-link:hover { color: #7cc3e2; border-color: #7cc3e2; }

/* Testimonios */
.quotes { display: grid; gap: 1.2rem; }
.quote {
  padding: 2rem 1.8rem; border-radius: var(--radius);
  background: var(--paper); border: 1px solid var(--line);
  display: flex; flex-direction: column; justify-content: space-between; gap: 1.4rem;
}
.quote blockquote { font-family: var(--serif); font-size: 1.35rem; line-height: 1.35; }
.quote figcaption { font-size: .85rem; font-weight: 600; color: var(--accent-2); }
.quote figcaption::before { content: "— "; }
.quote-big { background: var(--accent); border-color: var(--accent); color: #fff; }
.quote-big blockquote { font-size: clamp(1.6rem, 3vw, 2.3rem); font-style: italic; }
.quote-big figcaption { color: rgba(255, 255, 255, .85); }
.quotes-more { margin-top: 2rem; color: var(--ink-mute); }
.quotes-more a { color: var(--accent-2); font-weight: 600; border-bottom: 1px solid currentColor; }

/* Contacto */
.contacto { background: var(--bg-2); }
.contacto-grid { display: grid; gap: 3rem; align-items: start; }
.contacto-info .lead { margin-top: 1.4rem; }
.contact-list { margin-top: 2.2rem; display: grid; gap: 1.2rem; }
.contact-list li { display: grid; gap: .2rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); }
.contact-list span { font-size: .75rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); }
.contact-list a { font-family: var(--serif); font-size: 1.45rem; line-height: 1.25; transition: color .3s; overflow-wrap: anywhere; }
.contact-list a:hover { color: var(--accent-2); }

.form {
  display: grid; gap: 1.1rem; padding: clamp(1.6rem, 4vw, 2.6rem);
  border-radius: var(--radius); background: var(--paper);
  box-shadow: 0 40px 80px -50px rgba(16, 32, 44, .45);
}
.form h3 { font-family: var(--serif); font-size: 2rem; }
.form-note { font-size: .88rem; color: var(--ink-mute); margin-top: -.6rem; }
.form label { display: grid; gap: .4rem; font-size: .85rem; font-weight: 600; }
.form label small { font-weight: 400; color: var(--ink-mute); }
.form input, .form select, .form textarea {
  font: inherit; font-weight: 400; color: var(--ink);
  padding: .85rem 1rem; border-radius: 14px;
  border: 1px solid var(--line); background: var(--bg);
  transition: border-color .3s, box-shadow .3s;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(27, 134, 179, .14); }
.form textarea { resize: vertical; }
.form .btn { margin-top: .4rem; }
.form-error { color: #b0412e; font-size: .88rem; }

/* Footer */
.footer { background: var(--deep); color: rgba(246, 242, 236, .75); padding-block: 3.5rem 6rem; }
.footer-grid { display: grid; gap: 2rem; }
.footer-logo { height: 54px; width: auto; filter: brightness(0) invert(1); opacity: .9; }
.footer-social { display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; }
.footer-social a { font-weight: 600; color: var(--cream); border-bottom: 1px solid transparent; transition: border-color .3s; }
.footer-social a:hover { border-color: currentColor; }
.footer-legal { font-size: .82rem; line-height: 1.7; }
.footer-legal a { text-decoration: underline; }

/* WhatsApp flotante */
.wa-float {
  position: fixed; right: 18px; bottom: 18px; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-content: center;
  background: #25d366; color: #fff;
  box-shadow: 0 14px 30px -10px rgba(37, 211, 102, .7);
  transition: transform .4s var(--ease-out);
}
.wa-float:hover { transform: scale(1.08) translateY(-2px); }
.wa-float svg { width: 30px; height: 30px; fill: currentColor; }

/* Páginas interiores */
.section.page-first { padding-top: calc(var(--nav-h) + clamp(3rem, 7vw, 5.5rem)); }
.page-first .section-title { font-size: clamp(2.6rem, 6.4vw, 5rem); }
.nav-links a[aria-current="page"] { color: var(--accent-2); }

/* Explora (inicio) */
.explora-grid { display: grid; gap: 1.2rem; }
.ex-card {
  position: relative; overflow: hidden; display: flex; align-items: flex-end;
  min-height: 300px; border-radius: var(--radius); isolation: isolate;
  transition: transform .5s var(--ease-out), box-shadow .5s var(--ease-out);
}
.ex-card:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -30px rgba(16, 32, 44, .5); }
.ex-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; z-index: -2; transition: transform 1.1s var(--ease-out); }
.ex-photo:hover img { transform: scale(1.06); }
.ex-photo::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, transparent 30%, rgba(16, 32, 44, .85)); }
.ex-dark { background: var(--deep); }
.ex-blue { background: var(--accent); }
.ex-body { display: grid; gap: .5rem; padding: 1.8rem; color: var(--cream); }
.ex-tag { font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: #9fd3ea; }
.ex-blue .ex-tag { color: rgba(255, 255, 255, .8); }
.ex-title { font-family: var(--serif); font-size: clamp(1.6rem, 2.6vw, 2.1rem); line-height: 1.15; }
.ex-go { margin-top: .4rem; font-weight: 600; font-size: .9rem; }
.ex-go { transition: transform .4s var(--ease-out); }
.ex-card:hover .ex-go { transform: translateX(6px); }

/* Banda de cierre */
.cta-band { background: var(--deep); color: var(--cream); padding-block: clamp(4rem, 9vw, 6.5rem); }
.cta-inner { display: grid; gap: 2rem; align-items: center; }
.cta-band .section-title { margin-top: 0; }
.cta-band .section-title em { color: #7cc3e2; }
.cta-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.btn-light { background: var(--cream); color: var(--ink); }
.btn-light:hover { background: #fff; transform: translateY(-2px); }
.btn-ghost-light { border: 1px solid rgba(246, 242, 236, .3); color: var(--cream); }
.btn-ghost-light:hover { border-color: var(--cream); transform: translateY(-2px); }

/* Mariposa 3D en la cabecera de las páginas interiores */
.head-butterfly {
  position: absolute; z-index: 0; pointer-events: none;
  top: calc(var(--nav-h) + 1.5rem); right: max(var(--gutter), calc((100vw - 1240px) / 2 + var(--gutter)));
  width: clamp(110px, 20vw, 260px); height: auto;
  filter: drop-shadow(0 30px 40px rgba(27, 134, 179, .28));
  animation: float 8s ease-in-out infinite;
}
.page-first > .container { position: relative; z-index: 1; }
.head-butterfly--inline {
  position: static; display: block; width: 96px; margin-bottom: 1.2rem;
  filter: drop-shadow(0 14px 20px rgba(27, 134, 179, .3));
}
#cierre .hero-title-3d { font-size: clamp(2.4rem, 5vw, 4.2rem); margin-left: 0; text-align: left; }
#cierre .hero-sub { margin-left: 0; }
.inicio-3d #cierre { align-content: end; padding-bottom: clamp(3rem, 8vh, 5rem); }
#cierre .hero-actions { justify-content: flex-start; }
@media (max-width: 719px) {
  .head-butterfly:not(.head-butterfly--inline) { width: 92px; top: calc(var(--nav-h) + .8rem); opacity: .9; }
}

/* ===== Inicio 3D (mariposa del motor 3D detrás del contenido) ===== */
:root {
  --m3d-fondo: #f6f2ec;
  --m3d-texto: #18222d;
  --m3d-acento: #1b86b3;
  --m3d-sobre-acento: #ffffff;
  --m3d-fuente: "Manrope", system-ui, sans-serif;
  --m3d-fuente-titulos: "Cormorant Garamond", serif;
}
html.lenis { scroll-behavior: auto; }
.pagina-3d .footer { position: relative; z-index: 1; }
.pagina-3d h1, .pagina-3d h2, .pagina-3d h3 { font-weight: 500; letter-spacing: -0.01em; }
.m3d-intro img { width: min(60vw, 340px); height: auto; }

.inicio-3d .hero-title-3d {
  font-size: clamp(2.8rem, 7vw, 5.8rem); max-width: 16ch; margin: 1rem auto 0; line-height: 1;
}
.inicio-3d .hero-sub { margin: 1.2rem auto 0; max-width: 46ch; }
.inicio-3d .hero-actions { justify-content: center; }
.inicio-3d .m3d-pista { color: var(--ink-mute); }

/* Paneles de contenido: legibles sobre la escena 3D */
.inicio-3d .m3d-seccion--izq > .pane,
.inicio-3d .m3d-seccion--der > .pane { max-width: 34rem; }
.pane {
  padding: clamp(1.6rem, 3.5vw, 2.6rem); border-radius: var(--radius);
  background: rgba(255, 253, 250, .86); border: 1px solid rgba(24, 34, 45, .08);
  box-shadow: 0 40px 80px -50px rgba(16, 32, 44, .5);
}
@supports (backdrop-filter: blur(12px)) {
  .pane { background: rgba(255, 253, 250, .7); backdrop-filter: blur(14px) saturate(130%); -webkit-backdrop-filter: blur(14px) saturate(130%); }
}
.pane .section-title { font-size: clamp(2rem, 3.6vw, 3rem); margin: .7rem 0 1.4rem; }
.pane p { color: var(--ink-soft); margin: 0; }
.pane-doctora { display: grid; grid-template-columns: 110px 1fr; gap: 1.2rem; align-items: start; }
.pane-doctora img { width: 110px; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 10%; border-radius: 60px 60px 14px 14px; background: var(--accent); }
.mini-facts { display: grid; gap: .4rem; margin-top: 1rem; font-size: .88rem; color: var(--ink-mute); }
.mini-facts strong { font-family: var(--serif); font-size: 1.3rem; color: var(--ink); margin-right: .35rem; }
.pane-list { display: grid; gap: .8rem; }
.pane-list article { padding: 1rem 1.1rem; border-radius: 14px; background: var(--bg); border: 1px solid var(--line); }
.pane-list h3 { font-family: var(--serif); font-size: 1.35rem; margin: 0; }
.pane-list p { font-size: .9rem; margin-top: .3rem; }
.pane-points { display: grid; gap: 1rem; }
.pane-points li { display: grid; grid-template-columns: 2.6rem 1fr; gap: .8rem; align-items: start; color: var(--ink-soft); }
.pane-points span { display: grid; place-content: center; width: 2.4rem; height: 2.4rem; border-radius: 50%; border: 1px solid rgba(27, 134, 179, .35); background: rgba(27, 134, 179, .07); color: var(--accent-2); font-size: .8rem; font-weight: 600; }
.pane-points strong { display: block; font-family: var(--serif); font-size: 1.5rem; font-weight: 500; color: var(--ink); }
.pane-quote { margin: 0 0 1rem; padding-left: 1rem; border-left: 2px solid var(--accent); }
.pane-quote blockquote { font-family: var(--serif); font-style: italic; font-size: 1.3rem; line-height: 1.35; margin: 0; }
.pane-quote figcaption { margin-top: .4rem; font-size: .82rem; font-weight: 600; color: var(--accent-2); }
.pane .contact-list { margin-top: 0; }
.pane .contact-list a { font-size: 1.3rem; }
.link-more { display: inline-block; margin-top: 1.4rem; font-weight: 600; color: var(--accent-2); border-bottom: 1px solid currentColor; padding-bottom: .1rem; transition: color .3s; }
.link-more:hover { color: var(--ink); }

/* Transición suave entre páginas */
@view-transition { navigation: auto; }

/* =============================================================
   7. Effects
   ============================================================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.reveal.is-revealed { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
/* Red de seguridad si el JS no arranca */
html:not(.is-ready) .reveal { animation: revealSafety .01s 2.5s forwards; }
@keyframes revealSafety { to { opacity: 1; transform: none; } }

@keyframes flap { 0%, 100% { transform: scaleX(1); } 50% { transform: scaleX(.55); } }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-6deg); } 50% { transform: translateY(-14px) rotate(4deg); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(43, 182, 115, .5); } 80%, 100% { box-shadow: 0 0 0 10px rgba(43, 182, 115, 0); } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes procIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* =============================================================
   8. Responsive
   ============================================================= */
@media (min-width: 540px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .quotes { grid-template-columns: repeat(2, 1fr); }
  .quote-big { grid-column: 1 / -1; }
}
@media (min-width: 720px) {
  .areas-grid { grid-template-columns: repeat(2, 1fr); }
  .area-tall { grid-column: 1 / -1; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: auto 1fr; align-items: center; }
  .footer-social { justify-content: flex-end; }
  .footer-legal { grid-column: 1 / -1; }
}
@media (min-width: 960px) {
  .nav-links { display: flex; gap: 1.9rem; margin-left: auto; font-size: .92rem; font-weight: 500; }
  .nav-links a:not(.btn) { position: relative; padding-block: .3rem; }
  .nav-links a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: right; transition: transform .45s var(--ease-out); }
  .nav-links a:not(.btn):hover::after { transform: scaleX(1); transform-origin: left; }
  .nav-cta-mobile, .nav-toggle { display: none; }
  .nav-cta { display: inline-flex; min-height: 44px; padding: .6rem 1.2rem; font-size: .88rem; }
  .nav-logo img { height: 50px; }

  .hero-grid { grid-template-columns: 1.15fr .85fr; gap: 4rem; }
  .doctora-grid { grid-template-columns: .95fr 1.05fr; gap: 5rem; }
  .doctora-intro { position: sticky; top: calc(var(--nav-h) + 2rem); align-self: start; }
  .areas-grid { grid-template-columns: 1.3fr 1fr; grid-template-rows: auto auto; }
  .area-tall { grid-column: auto; grid-row: span 2; }
  .area-tall .area-media { aspect-ratio: auto; flex: 1; min-height: 360px; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .quotes { grid-template-columns: 1.4fr 1fr 1fr; }
  .quote-big { grid-column: auto; grid-row: span 2; }
  .quotes .quote:nth-child(4) { grid-column: 2 / 4; }
  .contacto-grid { grid-template-columns: 1fr 1fr; gap: 5rem; }
  .explora-grid { grid-template-columns: 1.2fr 1fr 1fr; grid-template-rows: 300px 300px; }
  .explora-grid .ex-card:first-child { grid-row: span 2; }
  .explora-grid .ex-card:nth-child(2) { grid-column: span 2; }
  .cta-inner { grid-template-columns: 1fr auto; }
}
@media (min-width: 720px) and (max-width: 959px) {
  .explora-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1280px) {
  .hero-portrait { width: 480px; }
}

/* =============================================================
   9. Reduced motion — solo lo intrusivo
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .badge-dot { animation: none; }
  .butterfly { animation: none; }
  .marquee-track { animation-duration: 120s; }
}