/* =========================================================
   FullAdrenalin — Escuela de buceo
   Paleta corporativa: NEGRO · BLANCO · NARANJA
   ========================================================= */

/* ---------- 1. Variables ---------- */
:root {
  --black:       #0a0a0a;   /* negro corporativo */
  --black-2:     #141414;   /* negro elevado (tarjetas oscuras) */
  --black-3:     #1f1f1f;   /* bordes sobre negro */

  --orange:      #ff6a00;   /* naranja corporativo */
  --orange-dark: #e05500;
  --orange-soft: #fff1e6;   /* naranja muy claro para fondos */

  --ink:         #0a0a0a;   /* texto principal */
  --ink-soft:    #6b6b6b;   /* texto secundario */
  --line:        #e6e6e6;
  --bg:          #ffffff;
  --bg-soft:     #f6f6f6;

  --radius:      14px;
  --radius-sm:   10px;
  --shadow:      0 10px 30px rgba(0, 0, 0, .07);
  --shadow-lg:   0 24px 60px rgba(0, 0, 0, .16);

  --font-head:   'Outfit', 'Segoe UI', system-ui, sans-serif;
  --font-body:   'Inter', 'Segoe UI', system-ui, sans-serif;

  --wrap:        1180px;
  --ease:        cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 2. Reset / base ---------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.12; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(2.5rem, 6.4vw, 4.4rem); font-weight: 900; text-transform: uppercase; letter-spacing: -.03em; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p  { margin: 0 0 1rem; }

.container { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.container-narrow { width: min(100% - 2.5rem, 820px); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--orange); color: #fff; padding: .7rem 1.2rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 4px; }

/* ---------- 3. Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 700; font-size: .95rem;
  letter-spacing: .02em;
  padding: .9rem 1.7rem; border-radius: 4px; border: 2px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 8px 22px rgba(255, 106, 0, .3); }
.btn-primary:hover { background: var(--orange-dark); box-shadow: 0 12px 28px rgba(255, 106, 0, .42); }

.btn-outline { background: transparent; color: var(--black); border-color: var(--black); }
.btn-outline:hover { background: var(--black); color: #fff; }

.btn-ghost { background: rgba(255, 255, 255, .06); color: #fff; border-color: rgba(255, 255, 255, .45); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: #fff; color: var(--black); border-color: #fff; }

.btn-lg   { padding: 1.05rem 2.2rem; font-size: 1.02rem; }
.btn-sm   { padding: .6rem 1.3rem; font-size: .88rem; }
.btn-block{ width: 100%; }

/* ---------- 4. Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding: 1.15rem 0;
  transition: background .3s var(--ease), padding .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled {
  background: rgba(10, 10, 10, .94);
  backdrop-filter: blur(12px);
  padding: .55rem 0;
  box-shadow: 0 4px 24px rgba(0, 0, 0, .4);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

/* El logo es naranjo + blanco: está hecho para fondo oscuro.
   Solo se usa sobre el header (que va sobre la portada o sobre negro) y
   sobre el footer negro. Sobre fondo claro la mitad blanca desaparecería. */
.logo { display: inline-flex; align-items: center; color: #fff; }
.logo-img { height: 38px; width: auto; display: block; transition: height .3s var(--ease); }
.site-header.scrolled .logo-img { height: 32px; }
.logo-footer .logo-img { height: 62px; }

.nav { display: flex; align-items: center; gap: 2rem; }
.nav-list { display: flex; gap: 1.5rem; }
.nav-list a {
  color: rgba(255, 255, 255, .82); font-size: .92rem; font-weight: 600;
  font-family: var(--font-head);
  position: relative; padding: .3rem 0; transition: color .2s;
}
.nav-list a::after {
  content: ''; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--orange); transition: width .25s var(--ease);
}
.nav-list a:hover { color: #fff; }
.nav-list a:hover::after { width: 100%; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px; background: none; border: 0;
  padding: .5rem; cursor: pointer;
}
.nav-toggle span { width: 26px; height: 2px; background: #fff; border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 5. Hero ---------- */
.hero {
  position: relative; isolation: isolate;
  padding: 8rem 0 0;
  color: #fff;
  background: var(--black);
  overflow: hidden;
}
.hero-media {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, .82) 0%, rgba(10, 10, 10, .58) 40%, rgba(10, 10, 10, .95) 100%),
    url('https://images.unsplash.com/photo-1745917784244-cc537a85fcf0?auto=format&fit=crop&w=1800&q=72') center 45% / cover no-repeat;
  animation: zoom 22s ease-in-out infinite alternate;
}
@keyframes zoom { from { transform: scale(1); } to { transform: scale(1.09); } }

.hero-inner { text-align: center; padding-bottom: 5rem; position: relative; }
.hero-logo {
  width: clamp(170px, 24vw, 290px); height: auto; display: block;
  margin: 0 auto 1.5rem;
  filter: drop-shadow(0 8px 28px rgba(0, 0, 0, .5));
}
.hero h1 { font-size: clamp(1.75rem, 4.4vw, 3.4rem); }
.hero h1 em { font-style: normal; color: var(--orange); display: inline-block; }
.hero-sub {
  max-width: 630px; margin: 1.5rem auto 2.4rem;
  font-size: clamp(1.02rem, 1.7vw, 1.18rem); color: rgba(255, 255, 255, .85);
}
.hero-actions { display: flex; gap: .9rem; justify-content: center; flex-wrap: wrap; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-head); font-weight: 700; font-size: .8rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--orange);
  margin: 0 0 1rem;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px rgba(255, 106, 0, .25); }
.eyebrow-dark { color: var(--orange-dark); }

.hero-badges {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 1.6rem;
  margin-top: 3rem; font-size: .92rem; color: rgba(255, 255, 255, .82);
}
.hero-badges li { display: inline-flex; align-items: center; gap: .5rem; }
.hero-badges svg { width: 19px; height: 19px; fill: none; stroke: var(--orange); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.hero-stats { border-top: 1px solid rgba(255, 255, 255, .14); background: rgba(0, 0, 0, .55); position: relative; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding: 2.2rem 0; text-align: center; }
.stat strong { display: block; font-family: var(--font-head); font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 900; color: #fff; }
.stat strong::after { content: ''; display: block; width: 26px; height: 3px; background: var(--orange); margin: .4rem auto .5rem; }
.stat span { font-size: .84rem; color: rgba(255, 255, 255, .65); }

/* ---------- 6. Secciones ---------- */
.section { padding: 6.5rem 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--black); color: #fff; }
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-dark p { color: rgba(255, 255, 255, .75); }

.section-head { max-width: 660px; margin: 0 auto 3.4rem; text-align: center; }
.section-head h2 { position: relative; }
.section-sub { color: var(--ink-soft); font-size: 1.05rem; margin: 0; }
.section-dark .section-sub { color: rgba(255, 255, 255, .72); }

/* ---------- 7. Cursos ---------- */
.cards-grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(265px, 1fr));
}
@media (min-width: 1000px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
}
.card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--black); }

.card-media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; background: var(--black-2); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.card:hover .card-media img { transform: scale(1.07); }
.card-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(10, 10, 10, .55) 100%);
}

/* El wordmark PADI es negro: va sobre pastilla blanca para que
   se lea sobre cualquier foto, clara u oscura. */
.card-media img.padi-badge {
  position: absolute; top: .7rem; left: .7rem; z-index: 3;
  width: 34px; height: auto; object-fit: contain;
  background: #fff; padding: 5px 6px; border-radius: 6px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .28);
  transition: none;
}
.card:hover .card-media img.padi-badge { transform: none; }

.card-featured { border-color: var(--orange); box-shadow: 0 10px 34px rgba(255, 106, 0, .16); }
.ribbon {
  position: absolute; top: 1rem; right: 0; z-index: 3;
  background: var(--orange); color: #fff; font-family: var(--font-head); font-weight: 700;
  font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .35rem .9rem; border-radius: 4px 0 0 4px;
}
.tag {
  position: absolute; left: 1rem; bottom: 1rem; z-index: 2;
  display: inline-block; font-family: var(--font-head);
  font-size: .7rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; padding: .32rem .8rem; border-radius: 3px;
  background: #fff; color: var(--black);
}
.card-featured .tag { background: var(--orange); color: #fff; }

.card-body { display: flex; flex-direction: column; flex: 1; padding: 1.5rem 1.5rem 1.6rem; }
.card-desc { color: var(--ink-soft); font-size: .94rem; }
.card-list { margin: 1.1rem 0; padding-top: 1.1rem; border-top: 1px solid var(--line); flex: 1; }
.card-list li {
  position: relative; padding-left: 1.4rem; margin-bottom: .5rem;
  font-size: .9rem; color: var(--ink-soft);
}
.card-list li::before {
  content: ''; position: absolute; left: 0; top: .6em;
  width: 8px; height: 2px; background: var(--orange);
}
.card-foot { margin-top: auto; }
.price { font-family: var(--font-head); font-size: 1.9rem; font-weight: 900; color: var(--black); margin: 0 0 1rem; }
.price-from { display: block; font-size: .72rem; font-weight: 600; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .14em; }
.price-unit { font-size: .82rem; font-weight: 500; color: var(--ink-soft); white-space: nowrap; }
.cards-note { text-align: center; margin-top: 2.5rem; color: var(--ink-soft); }
.cards-note a { color: var(--orange-dark); font-weight: 700; border-bottom: 2px solid var(--orange); }

/* ---------- 8. Salidas ---------- */
.salidas-reels {
  display: grid; gap: 1.5rem; margin-bottom: 3rem;
  grid-template-columns: repeat(3, 1fr);
}
.reel-marco {
  position: relative; width: 100%; aspect-ratio: 360 / 640;
  border-radius: var(--radius); overflow: hidden;
  background: #fff; box-shadow: var(--shadow-lg);
}
.reel-marco iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

@media (max-width: 880px) {
  .salidas-reels { grid-template-columns: 1fr; }
  .reel-marco { max-width: 380px; margin-inline: auto; }
}

.salidas-cta { text-align: center; margin: 2.5rem 0 0; }

.dive-info {
  display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: 3rem; padding: 2rem; border-radius: var(--radius);
  background: var(--black-2); border-left: 4px solid var(--orange);
}
.dive-info h4 { font-size: 1rem; margin-bottom: .4rem; }
.dive-info p { margin: 0; font-size: .93rem; }

/* ---------- 9. Nosotros ---------- */
.split { display: grid; gap: 4rem; grid-template-columns: 1fr 1fr; align-items: center; }

.split-media { position: relative; padding-bottom: 3rem; padding-right: 2.5rem; }
/* El texto de esta sección es bastante más alto que la foto: si la foto se queda
   centrada aparecen huecos arriba y abajo. Que acompañe al desplazarse. */
@media (min-width: 981px) {
  .split-media { position: sticky; top: 6rem; align-self: start; }
}
.media-main {
  width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover;
  border-radius: var(--radius); box-shadow: var(--shadow-lg);
}
.media-sub {
  position: absolute; right: 0; bottom: 0; width: 52%; height: auto; aspect-ratio: 1;
  object-fit: cover; border-radius: var(--radius);
  border: 6px solid #fff; box-shadow: var(--shadow-lg);
}
.media-badge {
  position: absolute; left: -.5rem; top: 1.8rem;
  background: var(--orange); color: #fff; padding: .9rem 1.2rem;
  border-radius: var(--radius-sm); text-align: center; box-shadow: var(--shadow-lg);
}
.media-badge strong { display: block; font-family: var(--font-head); font-size: 2rem; font-weight: 900; line-height: 1; }
.media-badge span { font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; }

.split-text p { color: var(--ink-soft); }
.split-text .btn { margin-top: .8rem; }

.split-text .frase-cierre {
  font-family: var(--font-head); font-weight: 600; font-style: italic;
  font-size: 1.06rem; line-height: 1.5; color: var(--ink);
  margin: 1.3rem 0 0; padding-left: 1rem;
  border-left: 3px solid var(--orange);
}

.bio {
  margin: 1.5rem 0 1.8rem; padding: 1.15rem 1.35rem;
  background: var(--bg-soft); border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.split-text .bio-nombre {
  font-family: var(--font-head); font-weight: 800; font-size: 1.12rem;
  color: var(--ink); margin: 0;
}
.split-text .bio-rol {
  font-family: var(--font-head); font-weight: 700; font-size: .76rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--orange-dark);
  margin: .1rem 0 .55rem;
}
.split-text .bio-texto + .bio-texto { margin-top: .75rem; }
.split-text .bio-texto { margin: 0; font-size: .94rem; color: var(--ink-soft); }

.features { display: grid; gap: .9rem; margin: 1.8rem 0; }
.features li { display: flex; gap: 1rem; align-items: flex-start; }
.feat-icon {
  flex: none; width: 42px; height: 42px; border-radius: 8px;
  background: var(--black); display: grid; place-items: center;
  transition: background .25s;
}
.features li:hover .feat-icon { background: var(--orange); }
.feat-icon svg { width: 21px; height: 21px; fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.features h3 { font-size: 1rem; margin-bottom: .15rem; }
.features p { margin: 0; font-size: .89rem; color: var(--ink-soft); }

/* ---------- 10. Galería ---------- */
.gallery {
  display: grid; gap: .9rem;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  grid-auto-flow: dense;
}
.g-item { position: relative; margin: 0; overflow: hidden; border-radius: var(--radius); background: var(--black-2); }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease), filter .4s; }
.g-item:hover img { transform: scale(1.08); }
.g-item figcaption {
  position: absolute; inset: auto 0 0 0; z-index: 2;
  padding: 1.6rem .9rem .8rem; color: #fff; font-size: .82rem; font-weight: 600;
  font-family: var(--font-head);
  background: linear-gradient(180deg, transparent, rgba(10, 10, 10, .88));
  opacity: 0; transform: translateY(8px); transition: opacity .3s, transform .3s var(--ease);
}
.g-item:hover figcaption { opacity: 1; transform: none; }
.g-tall { grid-row: span 2; }
.g-wide { grid-column: span 2; }

/* ---------- 11. Testimonios ---------- */
.quotes-grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.quote {
  margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.9rem 1.6rem; border-top: 4px solid var(--orange);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.quote:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.stars { color: var(--orange); letter-spacing: .18em; font-size: 1rem; margin-bottom: .8rem; }
.quote blockquote { margin: 0 0 1.2rem; font-size: .97rem; color: var(--ink); line-height: 1.7; }
.quote figcaption b { display: block; font-family: var(--font-head); }
.quote figcaption span { font-size: .84rem; color: var(--ink-soft); }

/* ---------- 12. Reserva ---------- */
.section-reserva {
  background:
    linear-gradient(180deg, rgba(10, 10, 10, .90), rgba(10, 10, 10, .96)),
    url('https://images.unsplash.com/photo-1517627043994-b991abb62fc8?auto=format&fit=crop&w=1600&q=60') center / cover fixed no-repeat;
}
.booking { display: grid; gap: 3rem; grid-template-columns: .85fr 1.15fr; align-items: start; }
.booking-intro h2 { margin-bottom: .8rem; }
.booking-points { margin: 1.8rem 0; display: grid; gap: .75rem; }
.booking-points li { display: flex; align-items: center; gap: .7rem; font-size: .94rem; color: rgba(255, 255, 255, .88); }
.booking-points svg { width: 18px; height: 18px; flex: none; fill: none; stroke: var(--orange); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }

.booking-form {
  background: #fff; color: var(--ink); border-radius: var(--radius);
  padding: 2.2rem; box-shadow: var(--shadow-lg);
  display: grid; gap: 1.05rem;
}
.field { display: grid; gap: .35rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.05rem; }
.field label { font-family: var(--font-head); font-weight: 700; font-size: .86rem; }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: .95rem; color: var(--ink);
  padding: .8rem .95rem; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  background: #fff; width: 100%; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 90px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--orange); box-shadow: 0 0 0 4px rgba(255, 106, 0, .15);
}
.field input.invalid, .field select.invalid { border-color: #d32f2f; box-shadow: 0 0 0 4px rgba(211, 47, 47, .1); }
.error { color: #d32f2f; font-size: .8rem; }
.error:empty { display: none; }

.check { display: flex; gap: .65rem; align-items: flex-start; font-size: .86rem; color: var(--ink-soft); }
.check input { width: 18px; height: 18px; flex: none; margin-top: .15rem; accent-color: var(--orange); }
.check .u { color: var(--orange-dark); text-decoration: underline; }

/* el formulario es blanco aunque viva dentro de una sección oscura:
   forzamos el color de texto para que no herede el blanco de .section-dark */
.section-dark .booking-form p,
.section-dark .booking-form span { color: var(--ink-soft); }
.form-note { font-size: .82rem; color: var(--ink-soft); text-align: center; margin: -.3rem 0 0; }
.form-success {
  background: var(--orange-soft); border-left: 4px solid var(--orange);
  border-radius: var(--radius-sm); padding: 1rem 1.1rem; font-size: .9rem;
  display: grid; gap: .25rem;
}
.form-success[hidden] { display: none; }
.form-success strong { font-family: var(--font-head); color: var(--orange-dark); }

/* ---------- 13. FAQ ---------- */
.faq-list { display: grid; gap: .8rem; }
.faq-item {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 1.1rem 1.4rem;
  transition: border-color .25s, background .25s, box-shadow .25s;
}
.faq-item[open] { border-color: var(--black); background: #fff; box-shadow: var(--shadow); }
.faq-item summary {
  cursor: pointer; list-style: none; font-family: var(--font-head); font-weight: 700;
  font-size: 1.01rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 1.5rem; font-weight: 400; color: var(--orange);
  line-height: 1; transition: transform .25s var(--ease);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: .9rem 0 0; color: var(--ink-soft); font-size: .94rem; }

/* ---------- 14. CTA final ---------- */
.cta-final {
  position: relative; text-align: center; padding: 6.5rem 0; color: #fff;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, .78), rgba(10, 10, 10, .88)),
    url('https://images.unsplash.com/photo-1583212292454-1fe6229603b7?auto=format&fit=crop&w=1600&q=70') center / cover no-repeat;
}
.cta-final h2 { max-width: 780px; margin-inline: auto; text-transform: uppercase; }
.cta-final p { color: rgba(255, 255, 255, .85); margin-bottom: 2rem; }

/* ---------- 15. Footer ---------- */
.site-footer { background: var(--black); color: rgba(255, 255, 255, .68); padding: 4.5rem 0 1.8rem; font-size: .92rem; }
.footer-grid { display: grid; gap: 2.5rem; grid-template-columns: 1.6fr 1fr 1.3fr 1.3fr; }
.footer-brand p { margin: 1rem 0 1.3rem; max-width: 300px; }
.footer-col h3 { color: #fff; font-size: .9rem; text-transform: uppercase; letter-spacing: .14em; margin-bottom: 1.1rem; }
.footer-col li { margin-bottom: .55rem; }
.footer-col a:hover { color: var(--orange); }
.contact-list li { margin-bottom: 1rem; line-height: 1.5; }
.contact-list b { color: #fff; font-weight: 600; }

.socials { display: flex; gap: .6rem; }
.socials a {
  width: 38px; height: 38px; border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, .22); display: grid; place-items: center;
  transition: background .2s, border-color .2s, transform .2s var(--ease);
}
.socials a:hover { background: var(--orange); border-color: var(--orange); color: #fff; transform: translateY(-3px); }
.socials svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
  margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid rgba(255, 255, 255, .12);
  font-size: .84rem;
}
.footer-bottom p { margin: 0; }
.footer-bottom ul { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-bottom a:hover { color: var(--orange); }

/* ---------- 16. WhatsApp flotante ---------- */
.wa-float {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 90;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center;   /* verde oficial de WhatsApp */
  box-shadow: 0 8px 24px rgba(37, 211, 102, .45);
  transition: transform .25s var(--ease), background .25s;
}
.wa-float:hover { transform: scale(1.08); background: #1da851; }
.wa-float svg { width: 30px; height: 30px; fill: #fff; }

/* ---------- 17. Animaciones de entrada ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- 18. Responsive ---------- */
@media (max-width: 980px) {
  .split, .booking { grid-template-columns: 1fr; gap: 2.5rem; }
  .split-media { max-width: 480px; margin-inline: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .g-wide { grid-column: span 2; }
  .g-tall { grid-row: span 1; }
}

@media (max-width: 820px) {
  .nav-toggle { display: flex; }
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 330px);
    /* El header lleva backdrop-filter al hacer scroll, y eso lo convierte en el
       marco de referencia de este panel: sin una altura de pantalla explícita,
       se quedaba del alto del header y los enlaces caían fuera del fondo negro. */
    height: 100vh; height: 100dvh; overflow-y: auto;
    background: var(--black); flex-direction: column; align-items: flex-start;
    justify-content: flex-start; gap: 1.2rem; padding: 6rem 2rem 2rem;
    transform: translateX(100%); transition: transform .35s var(--ease);
    box-shadow: -20px 0 50px rgba(0, 0, 0, .6);
  }
  .nav.open { transform: none; }
  .nav-list { flex-direction: column; gap: 1.1rem; width: 100%; }
  .nav-list a { font-size: 1.08rem; }
  .nav-cta { width: 100%; }

  .logo-img { height: 32px; }
  .site-header.scrolled .logo-img { height: 28px; }
  .logo-footer .logo-img { height: 54px; }

  .hero { padding-top: 6.5rem; }
  .section { padding: 4.5rem 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
  .hero-badges { gap: .8rem 1.4rem; }
  .booking-form { padding: 1.5rem; }
  .section-reserva { background-attachment: scroll; }
}

@media (max-width: 560px) {
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-actions .btn { width: 100%; }
  .dive { min-height: 430px; }
  .gallery { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .g-wide { grid-column: span 1; }
  .split-media { padding-right: 1.5rem; }
}

/* ---------- 19. Accesibilidad: movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .hero-media { animation: none; }
}