/* =============================================================
   1. Tokens — variante españa-azul (de logo 22-10-2026: navy +
   azul royal #1E6FE0 + cian #3BA9FF + blanco, degradados glossy)
   ============================================================= */
:root {
  --bg: #081226;
  --bg-2: #0e1d3d;
  --card: #14294e;
  --cream: #f4f8ff;
  --cream-2: #cfdef3;
  --mute: #92a9c9;
  --accent: #2f8af2;
  --accent-2: #3bb4ff;
  --ink: #081226;
  --glass: rgba(244, 248, 255, 0.08);
  --glass-2: rgba(244, 248, 255, 0.14);
  --line: rgba(244, 248, 255, 0.14);
  --sans: "Montserrat", system-ui, sans-serif;
  --body: "Roboto", system-ui, sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --gutter: clamp(1rem, 4vw, 2rem);
  --radius: 22px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; }
body {
  font-family: var(--body); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  background: var(--bg); color: var(--cream);
  overflow-x: clip; overscroll-behavior-y: none;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; }
p { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; line-height: 1.06; letter-spacing: -0.02em; font-family: var(--sans); }
::selection { background: var(--accent); color: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.skip-link { position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem; background: var(--cream); color: var(--ink); z-index: 9999; border-radius: 8px; }
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { width: min(1120px, 100% - var(--gutter) * 2); margin-inline: auto; }
.narrow { max-width: 760px; }
.concepto { background: var(--accent); color: #fff; text-align: center; font-size: .82rem; font-weight: 600; padding: .45rem 1rem; }
.fine { color: var(--mute); font-size: .86rem; }
.tag { display: inline-block; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; padding: .15rem .6rem; }
.lede { color: var(--cream-2); font-size: 1.05rem; }

/* =============================================================
   4. Buttons / nav
   ============================================================= */
.btn { display: inline-block; border-radius: 999px; font-weight: 600; padding: .7rem 1.3rem; text-decoration: none; transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out); }
.btn-sm { padding: .5rem .95rem; font-size: .88rem; }
.btn-lg { padding: .9rem 1.6rem; font-size: 1.02rem; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(47, 138, 242, .38); }
.btn-ghost { border: 1px solid var(--line); color: var(--cream); }
.btn-glass { background: var(--glass-2); border: 1px solid rgba(244,248,255,.35); color: var(--cream); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.btn-whatsapp { background: #25d366; color: #0a2a17; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(37,211,102,.38); }

.btn-maps { background: var(--accent); color: #fff; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }

.btn-maps:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(47,138,242,.38); color: #fff; }
.btn-whatsapp svg { flex: none; }
.btn-icon { width: 3rem; height: 3rem; padding: 0; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; }
.btn-icon svg { width: 1.15rem; height: 1.15rem; }
.btn-sm.btn-icon { width: 2.6rem; height: 2.6rem; }
.nav { position: sticky; top: 0; z-index: 50; background: rgba(8, 18, 38, .82); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; gap: 1rem; padding: .7rem 0; }
.brand { display: flex; align-items: center; gap: .7rem; font-family: var(--sans); font-weight: 700; font-size: 1.35rem; }
.brand small { display: block; font-family: var(--sans); font-weight: 400; font-size: .8rem; color: var(--mute); }
.brand-mark { width: 64px; height: 64px; color: var(--accent); flex: none; border-radius: 50%; background: #fff; box-shadow: 0 4px 14px rgba(0,0,0,.35); }
.nav-links { display: none; gap: 1.1rem; margin-left: auto; }
.nav-links a { color: var(--cream-2); font-size: .95rem; }
.nav-ctas { display: none; gap: .6rem; margin-left: 1rem; }
.nav-toggle { margin-left: auto; display: grid; gap: 5px; padding: .5rem; }
.nav-toggle span { width: 22px; height: 2px; background: var(--cream); display: block; }

/* =============================================================
   5. Hero / sections
   ============================================================= */
.hero { position: relative; overflow: clip; padding: 3.2rem 0 2.4rem; }
.hero-mesh { position: absolute; inset: -20% -10% auto; height: 640px; z-index: -1;
  background:
    radial-gradient(at 18% 30%, rgba(30, 111, 224, .5) 0%, transparent 52%),
    radial-gradient(at 82% 62%, rgba(59, 180, 255, .4) 0%, transparent 55%),
    radial-gradient(at 50% 95%, rgba(11, 46, 122, .45) 0%, transparent 55%);
  filter: blur(60px) saturate(140%); }
.hero-grid { display: grid; gap: 2rem; }
.kicker { display: flex; align-items: center; gap: .5rem; color: var(--cream-2); font-size: .88rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.hero-title { font-family: var(--sans); font-size: clamp(2.4rem, 7vw, 4.2rem); font-weight: 700; }
.hero-title em { font-style: italic; color: var(--accent); }
.hero-sub { color: var(--cream-2); font-size: 1.1rem; max-width: 34rem; margin: 1rem 0 1.4rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .7rem; }
.hero-visual { position: relative; }
.glass { background: var(--glass); border: 1px solid rgba(244,248,255,.22); border-radius: var(--radius); backdrop-filter: blur(20px) saturate(160%); -webkit-backdrop-filter: blur(20px) saturate(160%); }
.hero-card-kicker { color: var(--accent); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; }
.hero-card-title { font-family: var(--sans); font-size: 1.5rem; margin: .4rem 0 1rem; }
.hero-card-list { list-style: none; padding: 0; display: grid; gap: .55rem; color: var(--cream-2); }
.hero-card-list strong { color: var(--accent); margin-right: .5rem; }
.float-card { position: absolute; background: rgba(20, 41, 78, .92); border: 1px solid var(--line); border-radius: 16px; padding: .6rem .9rem; font-size: .84rem; }
.float-card span { display: block; color: var(--mute); font-size: .76rem; }
.float-a { top: -14px; right: 6px; }
.hero-visual { padding-bottom: 2rem; }

/* Testimonios — carrusel accesible (botones, puntos, teclado y swipe) */
.carousel { position: relative; max-width: 820px; margin: 1.8rem auto 0; }
.carousel__viewport { overflow: hidden; border-radius: var(--radius); }
.carousel__viewport:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.carousel__track { display: flex; transition: transform .5s ease; }
.tcard { flex: 0 0 100%; padding:clamp(1.5rem, 4vw, 2.5rem); }
.tcard__quoteicon { display: block; color: var(--accent); margin-bottom: .5rem; }
.tcard .tcard__quote { font-family: var(--sans); font-size:1.25rem; line-height: 1.5; color: var(--cream); margin: 0; }
.tcard__meta { display: flex; align-items: center; gap: .75rem; margin-top: 1.2rem; }
.tcard__avatar { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-family: var(--sans); font-weight: 700; font-size: 1.05rem; color: #fff; background: var(--accent); flex: none; }
.tcard .tcard__name { font-weight: 600; color: var(--cream); margin: 0; font-size: .92rem; }
.tcard .stars { color: var(--accent); letter-spacing: .12em; margin: .1rem 0 0; font-size: .95rem; }
.carousel__ctrl { display: flex; justify-content: center; align-items: center; gap: 1rem; margin-top: 1.3rem; }
.carousel__btn { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); background: var(--glass-2); color: var(--cream); cursor: pointer; display: grid; place-items: center; transition: border-color .2s ease, background .2s ease; }
.carousel__btn:hover { border-color: var(--accent); background: rgba(47,138,242,.16); }
.carousel__btn:focus-visible, .carousel__dot:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.carousel__dots { display: flex; gap: .5rem; }
.carousel__dot { width: 11px; height: 11px; border-radius: 50%; border: 0; padding: 0; background: rgba(244,248,255,.24); cursor: pointer; transition: background .2s ease, transform .2s ease; }
.carousel__dot[aria-current="true"] { background: var(--accent); transform: scale(1.25); }
.chat-panel[hidden] { display: none; }

.ticker { border-block: 1px solid var(--line); overflow: hidden; padding: .7rem 0; color: var(--cream-2); }
.ticker-track { display: inline-flex; gap: 1.2rem; white-space: nowrap; animation: ticker 28s linear infinite; }
.ticker-track i { color: var(--accent); font-style: normal; }
@keyframes ticker { to { transform: translateX(-50%); } }

.section { padding: 3.4rem 0; }
.section-tint { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-num { color: var(--accent); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: .6rem; }
.section-head h2 { font-family: var(--sans); font-size: clamp(1.7rem, 4vw, 2.6rem); max-width: 22ch; }
.section-head p { color: var(--cream-2); max-width: 44rem; margin-top: .7rem; }

/* Split clínica */
.split-grid { display: grid; gap: 2.2rem; align-items: center; }
.split-media img { width: 100%; aspect-ratio: 3/2; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: 0 18px 40px rgba(0, 0, 0, .35); }
.split-copy h2 { font-family: var(--sans); font-size: clamp(1.7rem, 4vw, 2.6rem); max-width: 24ch; }
.split-copy h2 em { font-style: italic; color: var(--accent); }
.split-copy > p { color: var(--cream-2); max-width: 42rem; margin-top: .7rem; }
.check-list { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; gap: .55rem; }
.check-list li { display: flex; align-items: center; gap: .6rem; color: var(--cream-2); font-weight: 600; font-size: .95rem; }
.check-list li::before { content: "✓"; flex: 0 0 auto; width: 1.4rem; height: 1.4rem; border-radius: 50%; background: var(--accent); color: var(--ink); font-size: .8rem; font-weight: 700; display: grid; place-items: center; }
.pillars, .cards { display: grid; gap: 1rem; margin-top: 1.8rem; }
.card { padding: 1.3rem; }

/* Tarjeta de tratamiento (molde O.S. Dental, 22-10-2026): la foto de ejemplo
   va arriba, a sangre, y el nombre del tratamiento hace de título. */
.trat { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.trat .card-photo { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.trat .card-body { padding: 1.1rem 1.3rem 1.35rem; }
.trat h3 { margin: 0 0 .5rem; }
.trat p { line-height: 1.55; }
.card h3 { font-size: 1.12rem; margin: .5rem 0; }
.card p { color: var(--cream-2); font-size: .95rem; }
.pillar h3 { font-size: 1.05rem; margin-bottom: .3rem; }
.pillar p { color: var(--cream-2); font-size: .94rem; }
.steps { list-style: none; padding: 0; display: grid; gap: 1rem; margin-top: 1.8rem; }
.step-n { font-family: var(--sans); color: var(--accent); font-size: 1.6rem; }
.orientador { padding: 1.4rem; display: grid; gap: 1rem; margin-top: 1.6rem; }
.orientador label { display: grid; gap: .4rem; font-weight: 600; }
.orientador select, .orientador input { font: inherit; color: var(--cream); background: rgba(8,18,38,.7); border: 1px solid var(--line); border-radius: 12px; padding: .7rem .9rem; width: 100%; }
.orientador-result { border-left: 3px solid var(--accent); padding: .6rem .9rem; color: var(--cream-2); display: none; }
.orientador-result.is-on { display: block; }
.faq { display: grid; gap: .7rem; margin-top: 1.4rem; }
.faq-item { border: 1px solid var(--line); border-radius: 14px; padding: .9rem 1.1rem; background: rgba(244,248,255,.04); }
.faq-item summary { cursor: pointer; font-weight: 600; font-family: var(--sans); }
.faq-item p { color: var(--cream-2); margin-top: .5rem; }
.contact-grid { display: grid; gap: 1.6rem; }
.contact-list { list-style: none; padding: 0; display: grid; gap: .5rem; margin: 1rem 0 1.2rem; color: var(--cream-2); }
.contact-list strong { color: var(--cream); }
.map-card { padding: 1.6rem; display: grid; gap: .7rem; align-content: start; }
.map-embed { margin: .2rem 0 .6rem; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); }
.map-embed iframe { display: block; width: 100%; height: 250px; border: 0; }
.hero-photo { border-radius: var(--radius); border: 1px solid var(--line); width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; margin-bottom: 1rem; }
@media (min-width: 720px) {
  .hero-photo { aspect-ratio: 3 / 2; } /* la imagen fuente ya es 960×640 (3:2): sin recorte */
}
.photo-grid { display: grid; gap: 1rem; margin-top: 1.8rem; }
.photo-grid figure { margin: 0; }
.photo-grid img { border-radius: 16px; border: 1px solid var(--line); width: 100%; height: 200px; object-fit: cover; }
.photo-grid figcaption { color: var(--mute); font-size: .8rem; margin-top: .4rem; }
.social { margin-top: 1rem; }
.footer { border-top: 1px solid var(--line); padding: 1.6rem 0 5.5rem; color: var(--mute); font-size: .9rem; }
.footer-mark { display: block; width: 40px; height: 40px; border-radius: 50%; background: #fff; box-shadow: 0 3px 10px rgba(0,0,0,.4); margin-bottom: .5rem; }

/* Chat */
.chat-fab { position: fixed; right: 1rem; bottom: 1rem; z-index: 60; background: var(--accent); color: #fff; font-weight: 700; border-radius: 999px; padding: .8rem 1.2rem; box-shadow: 0 14px 34px rgba(47,138,242,.35); }
.chat-panel { position: fixed; right: 1rem; bottom: 4.4rem; z-index: 60; width: min(360px, calc(100vw - 2rem)); padding: 1rem; display: grid; gap: .7rem; }
.chat-panel header { display: flex; justify-content: space-between; align-items: center; font-family: var(--sans); }
.chat-log { display: grid; gap: .5rem; max-height: 300px; overflow: auto; font-size: .92rem; }
.chat-log p { background: rgba(8,18,38,.6); border: 1px solid var(--line); border-radius: 12px; padding: .55rem .75rem; }
.chat-panel form { display: flex; gap: .5rem; }
.chat-panel input { flex: 1; font: inherit; color: var(--cream); background: rgba(8,18,38,.7); border: 1px solid var(--line); border-radius: 999px; padding: .6rem .9rem; }

/* Reveals */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal].revealed { opacity: 1; transform: none; }

/* =============================================================
   6. Responsive (mobile-first, solo estos)
   ============================================================= */
@media (min-width: 540px) {
  .pillars, .cards { grid-template-columns: repeat(2, 1fr); }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 720px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; align-items: center; }
  .split-grid { grid-template-columns: 1.05fr .95fr; }
}
@media (min-width: 960px) {
  .nav-ctas { display: flex; }
  .pillars { grid-template-columns: repeat(4, 1fr); }
  .cards { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .contact-grid { grid-template-columns: 1.1fr .9fr; }
}
@media (min-width: 1280px) {
  .hero { padding: 4.5rem 0 3rem; }
}
.nav-links.is-open { display: grid; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-2); padding: 1rem; border-bottom: 1px solid var(--line); }

/* =============================================================
   7. Reduced-motion (solo intrusivo)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
  .hero-mesh { display: none; }
  html { scroll-behavior: auto; }
}

/* Testimonios: encabezado centrado (molde V2 de Chacabuco) */
#testimonios .section-head{max-width:640px;margin-inline:auto;text-align:center}
#testimonios .section-head h2{max-width:none}
#testimonios .section-head .section-title{max-width:none}
#testimonios .section-head p{margin-inline:auto}
#testimonios .section-lead{max-width:44rem}

/* =============================================================
   07 · Ubicación y contacto + CTA final
   Adaptado de Clínica Alerces V2 (web/index.html · web/styles.css)
   ============================================================= */
.contacto-sec,
.cta-final-block {
  --c-paper: var(--glass, var(--paper));
  --c-ink: var(--cream, var(--ink));
  --c-soft: var(--cream-2, var(--ink-soft));
  --c-mute: var(--mute, var(--ink-mute));
  --c-accent: var(--accent);
  --c-line: var(--line);
  --c-accent-deep: var(--accent-deep, color-mix(in srgb, var(--accent) 70%, #000));
  --c-glass-2: var(--glass-2, var(--c-paper));
}

/* --- 07 · Ubicación y contacto --- */
.contacto-sec,
.cta-final-block { scroll-margin-top: 98px; }
.contacto-sec .section-num {
  font-size: .8rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-mute); font-weight: 600; margin-bottom: 1rem;
}
.contacto-sec .section-head { max-width: 640px; margin-bottom: 2.5rem; }
.contacto-sec .section-head h2 {
  font-size: clamp(1.8rem, 4.2vw, 2.8rem); line-height: 1.15;
  margin-bottom: .75rem; max-width: none;
}
.contacto-sec .section-head p {
  color: var(--c-soft); font-size: 1.08rem; line-height: 1.7; margin-top: .7rem;
}
.contacto-grid {
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 1.5rem; align-items: stretch;
}
.contacto-card {
  border-radius: 1.6rem; padding: 2rem;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 24px 60px -30px rgba(8, 24, 34, .45);
}
.contacto-card h3 { font-size: 1.35rem; margin-bottom: 1rem; }
.contacto-foto {
  width: 100%; aspect-ratio: 16 / 9; object-fit: cover;
  border-radius: 1rem; margin-bottom: .5rem; border: 1px solid var(--c-line);
}
.contacto-card .foto-credit { margin-bottom: 1rem; }
.contacto-card p { margin-bottom: .7rem; line-height: 1.7; color: var(--c-soft); }
.contacto-card p strong { color: var(--c-ink); }
.contacto-card a:not(.btn) {
  color: var(--c-accent); font-weight: 600; text-decoration: none;
}
.contacto-card a:not(.btn):hover { text-decoration: underline; text-underline-offset: 3px; }
.contacto-horarios {
  list-style: none; padding: 1rem 0; margin: 1.1rem 0;
  border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line);
  font-size: .95rem;
}
.contacto-horarios li {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: .35rem 0; line-height: 1.6;
}
.contacto-horarios li span:first-child { color: var(--c-ink); flex: 1 1 auto; min-width: 0; }
.contacto-horarios li span:last-child { color: var(--c-soft); text-align: right; white-space: nowrap; }
.contacto-card .fine { margin-top: .6rem; line-height: 1.6; }
.contacto-acciones { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1.3rem; }
.contacto-acciones .btn { text-decoration: none; text-align: center; padding: .7rem 1.05rem; }
.contacto-acciones .btn-ghost {
  border: 1.5px solid var(--c-line); color: var(--c-ink); background: transparent;
}
.contacto-acciones .btn-ghost:hover { border-color: var(--c-accent); color: var(--c-accent); }
.contacto-acciones .btn-glass {
  background: var(--c-glass-2); border: 1px solid var(--c-line); color: var(--c-ink);
}
.contacto-mapa {
  border-radius: 1.6rem; overflow: clip; padding: .8rem;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 24px 60px -30px rgba(8, 24, 34, .45);
  display: flex; flex-direction: column;
}
.contacto-mapa iframe {
  width: 100%; height: 340px; min-height: 340px; flex: 1 1 auto;
  border: 0; border-radius: 1rem; display: block;
}
.contacto-mapa .fine { padding: .6rem .4rem 0; line-height: 1.6; }

/* --- CTA final --- */
.cta-final-block {
  background: var(--c-accent);
  background: linear-gradient(135deg, #0b2e7a, #1e6fe0 58%, #3bb4ff);
  color: #fff; padding: clamp(3.5rem, 8vw, 6rem) 0; text-align: center;
  border-radius: 2rem 2rem 0 0;
}
.cta-final-block h2 { font-size: clamp(1.9rem, 4.6vw, 3.1rem); line-height: 1.15; margin-bottom: .8rem; }
.cta-final-block p { opacity: .9; margin-bottom: 1.8rem; font-size: 1.1rem; line-height: 1.7; }
.cta-final-block .hero-actions { justify-content: center; margin-top: 0; }
.cta-final-block .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  text-decoration: none; border-radius: 999px; font-weight: 600;
}
.cta-final-block .btn-lg { padding: 1rem 2rem; font-size: 1.02rem; }
.cta-final-block .btn-light { background: rgba(255,255,255,.94); color: var(--c-accent-deep); }
.cta-final-block .btn-ghostlight {
  border: 1.5px solid rgba(255,255,255,.7); color: #fff; background: transparent;
}
.cta-final-block .btn-ghostlight:hover { background: rgba(255,255,255,.14); }

@media (max-width: 900px) {
  .contacto-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .contacto-horarios li { flex-direction: column; gap: .1rem; }
  .contacto-horarios li span:last-child { text-align: left; }
}
.btn-instagram{background:linear-gradient(45deg,#F58529 0%,#DD2A7B 55%,#8134AF 80%,#515BD4 100%);color:#fff;border-color:rgba(221,42,123,.6);display:inline-flex;align-items:center;justify-content:center}
.btn-instagram:hover{filter:brightness(1.08);color:#fff}
.btn-instagram .ico{width:20px;height:20px}

.btn-facebook{background:#1877F2;color:#fff;border-color:rgba(24,119,242,.6);display:inline-flex;align-items:center;justify-content:center}
.btn-facebook:hover{filter:brightness(1.08);color:#fff}
.btn-facebook .ico{width:20px;height:20px}

/* Hero: separación desde el título hasta los botones (el subtexto bajo el título fue retirado) */
.hero-title { margin-bottom: 2rem; }

/* Letra chica: aviso de fotos demo al pie de cada sección con fotos */
.fotos-demo{
  margin-top: 1.1rem;
  font-size: .8rem;
  opacity: .75;
  text-align: center;
}