@import url('https://fonts.googleapis.com/css2?family=Cormorant:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600&family=Outfit:wght@300;400;500;600&display=swap');

/* =============================================
   Bio Reef Acuario & Mascotas
   Deep reef aesthetic — dark, immersive, alive
   ============================================= */

:root {
  --deep: #07101e;
  --dark: #0c1929;
  --surface: #111f33;
  --teal: #0f3443;
  --accent: #2bb89a;
  --accent-soft: rgba(43, 184, 154, 0.10);
  --accent-glow: rgba(43, 184, 154, 0.25);
  --coral: #e0634a;
  --coral-soft: rgba(224, 99, 74, 0.10);
  --sand: #ece7df;
  --sand-dim: #b8b0a4;
  --white: #f8f7f5;
  --muted: #5a7389;

  --font-display: 'Cormorant', Georgia, serif;
  --font-body: 'Outfit', system-ui, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;

  --max-width: 1200px;
  --radius: 6px;
  --radius-lg: 12px;

  --transition: 0.3s ease;
}

/* Reset */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background: var(--deep);
  color: var(--sand);
  line-height: 1.7;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }

/* =============================================
   Typography
   ============================================= */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  color: var(--white);
}

h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
}

h4 {
  font-size: 1.15rem;
  font-weight: 500;
}

p {
  font-size: 1rem;
  line-height: 1.75;
}

.text-accent { color: var(--accent); }
.text-coral { color: var(--coral); }
.text-muted { color: var(--muted); }
.text-italic { font-style: italic; font-family: var(--font-display); }

/* =============================================
   Layout Utilities
   ============================================= */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

.section--lg {
  padding: var(--space-2xl) 0;
}

.section--dark {
  background: var(--dark);
}

.section--surface {
  background: var(--surface);
}

/* =============================================
   Navigation
   ============================================= */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-sm) 0;
  transition: background var(--transition), backdrop-filter var(--transition);
}

.nav.scrolled {
  background: rgba(7, 16, 30, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.nav__logo span {
  color: var(--accent);
  font-weight: 300;
  font-style: italic;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__link {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--sand-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--white);
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  background: var(--accent);
  color: var(--deep);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
}

.nav__cta:hover {
  background: #25a386;
  transform: translateY(-1px);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--sand);
  transition: transform var(--transition), opacity var(--transition);
}

/* =============================================
   Hero
   ============================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top,
      var(--deep) 0%,
      rgba(7, 16, 30, 0.85) 25%,
      rgba(7, 16, 30, 0.4) 60%,
      rgba(7, 16, 30, 0.6) 100%
    );
}

.hero__caustic {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background:
    radial-gradient(ellipse at 20% 50%, var(--accent) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(43, 184, 154, 0.5) 0%, transparent 40%),
    radial-gradient(ellipse at 60% 80%, rgba(43, 184, 154, 0.3) 0%, transparent 45%);
  animation: caustic 12s ease-in-out infinite alternate;
}

@keyframes caustic {
  0% { transform: scale(1) rotate(0deg); opacity: 0.04; }
  50% { transform: scale(1.05) rotate(1deg); opacity: 0.06; }
  100% { transform: scale(1) rotate(-1deg); opacity: 0.03; }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 var(--space-md) var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.hero__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--accent-glow);
}

.hero h1 {
  margin-bottom: var(--space-sm);
}

.hero h1 em {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}

.hero__tagline {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.5vw, 1.6rem);
  font-style: italic;
  font-weight: 300;
  color: var(--sand-dim);
  max-width: 600px;
  margin-bottom: var(--space-lg);
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* =============================================
   Buttons
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn--primary {
  background: var(--accent);
  color: var(--deep);
}

.btn--primary:hover {
  background: #25a386;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn--outline {
  background: transparent;
  color: var(--sand);
  border: 1px solid var(--muted);
}

.btn--outline:hover {
  border-color: var(--sand);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--coral {
  background: var(--coral);
  color: var(--white);
}

.btn--coral:hover {
  background: #c9553d;
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--accent);
  padding: 0;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.95rem;
}

.btn--ghost:hover {
  color: var(--white);
}

.btn--ghost::after {
  content: '\2192';
  transition: transform var(--transition);
}

.btn--ghost:hover::after {
  transform: translateX(4px);
}

/* =============================================
   Intro Section
   ============================================= */

.intro {
  padding: var(--space-xl) 0;
}

.intro__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.intro__text h2 {
  margin-bottom: var(--space-md);
}

.intro__text p {
  color: var(--sand-dim);
  margin-bottom: var(--space-sm);
  max-width: 520px;
}

.intro__text p:last-of-type {
  margin-bottom: var(--space-md);
}

.intro__image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intro__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(43, 184, 154, 0.1);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

/* =============================================
   Specialties Grid
   ============================================= */

.specialties {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.specialties__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.specialties__header h2 {
  margin-bottom: var(--space-sm);
}

.specialties__header p {
  color: var(--muted);
  max-width: 500px;
  margin: 0 auto;
  font-style: italic;
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-md);
}

.spec-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--dark);
  transition: transform var(--transition), box-shadow var(--transition);
}

.spec-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.spec-card--large {
  grid-column: span 7;
  grid-row: span 2;
}

.spec-card--small {
  grid-column: span 5;
}

.spec-card__image {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.spec-card--large .spec-card__image {
  aspect-ratio: auto;
  position: absolute;
  inset: 0;
}

.spec-card--large .spec-card__image img {
  height: 100%;
}

.spec-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.spec-card:hover .spec-card__image img {
  transform: scale(1.04);
}

.spec-card__content {
  padding: var(--space-md);
  position: relative;
  z-index: 2;
}

.spec-card--large .spec-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg) var(--space-md);
  background: linear-gradient(to top, rgba(7, 16, 30, 0.95) 0%, rgba(7, 16, 30, 0.6) 70%, transparent 100%);
}

.spec-card__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.spec-card h3 {
  margin-bottom: 0.5rem;
}

.spec-card p {
  font-size: 0.9rem;
  color: var(--sand-dim);
  line-height: 1.6;
}

/* =============================================
   Atmospheric Break
   ============================================= */

.atmo-break {
  position: relative;
  height: 50vh;
  min-height: 300px;
  overflow: hidden;
}

.atmo-break img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.atmo-break::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, var(--deep) 0%, transparent 30%, transparent 70%, var(--deep) 100%);
}

.atmo-break__text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  text-align: center;
  padding: var(--space-md);
}

.atmo-break__text blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.5vw, 2.4rem);
  font-style: italic;
  font-weight: 300;
  color: var(--white);
  max-width: 700px;
  line-height: 1.4;
}

/* =============================================
   Story / About
   ============================================= */

.story {
  padding: var(--space-xl) 0;
}

.story__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.story__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  order: -1;
}

.story__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story__text {
  padding-left: var(--space-md);
}

.story__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: var(--space-sm);
}

.story__text h2 {
  margin-bottom: var(--space-md);
}

.story__text p {
  color: var(--sand-dim);
  margin-bottom: var(--space-sm);
}

/* =============================================
   Reviews
   ============================================= */

.reviews {
  padding: var(--space-xl) 0;
  background: var(--dark);
}

.reviews__header {
  margin-bottom: var(--space-lg);
}

.reviews__header h2 {
  margin-bottom: var(--space-xs);
}

.reviews__header p {
  color: var(--muted);
  font-size: 0.9rem;
}

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.review-card {
  padding: var(--space-md);
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: border-color var(--transition);
}

.review-card:hover {
  border-color: var(--accent-glow);
}

.review-card__stars {
  color: var(--coral);
  font-size: 0.85rem;
  margin-bottom: var(--space-sm);
  letter-spacing: 2px;
}

.review-card blockquote {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.6;
  color: var(--sand);
  margin-bottom: var(--space-md);
}

.review-card__author {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 400;
}

.review-card__author strong {
  color: var(--sand-dim);
  font-weight: 500;
}

.reviews__footer {
  margin-top: var(--space-lg);
  text-align: center;
}

/* =============================================
   Visit / Contact Section
   ============================================= */

.visit {
  padding: var(--space-xl) 0;
}

.visit__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.visit__info h2 {
  margin-bottom: var(--space-md);
}

.visit__detail {
  margin-bottom: var(--space-md);
}

.visit__detail-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.visit__detail p,
.visit__detail a {
  color: var(--sand-dim);
  font-size: 0.95rem;
  line-height: 1.7;
}

.visit__detail a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--transition);
}

.visit__detail a:hover {
  color: var(--accent);
}

.visit__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.visit__actions .btn {
  width: fit-content;
}

.visit__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1/1;
  background: var(--dark);
  position: relative;
}

.visit__map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.visit__map-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(7, 16, 30, 0.6);
  text-align: center;
  padding: var(--space-md);
}

.visit__map-overlay p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--sand);
  margin-bottom: var(--space-sm);
}

/* =============================================
   Footer
   ============================================= */

.footer {
  padding: var(--space-lg) 0 var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--muted);
}

.footer__brand span {
  font-style: italic;
  font-weight: 300;
}

.footer__links {
  display: flex;
  gap: var(--space-md);
}

.footer__link {
  font-size: 0.8rem;
  color: var(--muted);
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--sand);
}

.footer__bottom {
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  text-align: center;
}

.footer__bottom p {
  font-size: 0.75rem;
  color: var(--muted);
}

/* =============================================
   WhatsApp Floating Button
   ============================================= */

.wa-float {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 90;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  transition: transform var(--transition), box-shadow var(--transition);
}

.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.45);
}

.wa-float svg {
  width: 28px;
  height: 28px;
  fill: white;
}

/* =============================================
   Services Page
   ============================================= */

.page-hero {
  padding: calc(var(--space-2xl) + 60px) 0 var(--space-xl);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 60%, var(--accent-soft) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 30%, var(--coral-soft) 0%, transparent 40%);
  opacity: 0.5;
}

.page-hero__content {
  position: relative;
  z-index: 2;
}

.page-hero h1 {
  margin-bottom: var(--space-sm);
}

.page-hero p {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--sand-dim);
  max-width: 560px;
}

.service-block {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.service-block:last-of-type {
  border-bottom: none;
}

.service-block__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.service-block:nth-child(even) .service-block__image {
  order: 1;
}

.service-block__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.service-block__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-block__text h2 {
  margin-bottom: var(--space-sm);
}

.service-block__text p {
  color: var(--sand-dim);
  margin-bottom: var(--space-sm);
}

.service-block__list {
  margin-top: var(--space-sm);
}

.service-block__list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.9rem;
  color: var(--sand-dim);
  margin-bottom: 0.5rem;
}

.service-block__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* =============================================
   Responsive
   ============================================= */

@media (max-width: 900px) {
  .intro__inner,
  .story__inner,
  .visit__inner,
  .service-block__inner {
    grid-template-columns: 1fr;
  }

  .spec-grid {
    grid-template-columns: 1fr;
  }

  .spec-card--large,
  .spec-card--small {
    grid-column: span 1;
  }

  .spec-card--large {
    grid-row: span 1;
  }

  .spec-card--large .spec-card__image {
    position: relative;
    aspect-ratio: 16/10;
  }

  .spec-card--large .spec-card__content {
    position: relative;
    background: none;
    padding: var(--space-md);
  }

  .reviews__grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .story__image {
    order: 0;
    aspect-ratio: 16/10;
  }

  .story__text {
    padding-left: 0;
  }

  .visit__map {
    aspect-ratio: 16/10;
  }

  .service-block:nth-child(even) .service-block__image {
    order: 0;
  }
}

@media (max-width: 700px) {
  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75vw;
    max-width: 320px;
    height: 100vh;
    background: var(--dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem var(--space-md) var(--space-md);
    gap: var(--space-sm);
    transition: right var(--transition);
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.5);
  }

  .nav__links.open {
    right: 0;
  }

  .nav__toggle {
    display: flex;
    z-index: 110;
  }

  .nav__toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav__toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav__link {
    font-size: 1rem;
    padding: 0.4rem 0;
  }

  .hero__content {
    padding-bottom: var(--space-lg);
  }

  .intro__image {
    aspect-ratio: 16/10;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }

  .footer__links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    --space-md: 1.25rem;
    --space-lg: 3rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .visit__actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* =============================================
   Wow Effects — Hero Entrance
   ============================================= */

.hero__label,
.hero h1,
.hero__tagline,
.hero__actions {
  opacity: 0;
  animation: hero-enter 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero__label { animation-delay: 0.3s; }
.hero h1 { animation-delay: 0.5s; }
.hero__tagline { animation-delay: 0.7s; }
.hero__actions { animation-delay: 0.9s; }

.page-hero__content h1,
.page-hero__content p {
  opacity: 0;
  animation: hero-enter 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.page-hero__content h1 { animation-delay: 0.3s; }
.page-hero__content p { animation-delay: 0.5s; }

@keyframes hero-enter {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =============================================
   Wow Effects — Scroll Reveals
   ============================================= */

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].visible {
  opacity: 1;
  transform: translate(0);
}

/* Staggered children in grids */
[data-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-stagger].visible > * {
  opacity: 1;
  transform: translateY(0);
}

[data-stagger].visible > *:nth-child(1) { transition-delay: 0ms; }
[data-stagger].visible > *:nth-child(2) { transition-delay: 120ms; }
[data-stagger].visible > *:nth-child(3) { transition-delay: 240ms; }
[data-stagger].visible > *:nth-child(4) { transition-delay: 360ms; }
[data-stagger].visible > *:nth-child(5) { transition-delay: 480ms; }
[data-stagger].visible > *:nth-child(6) { transition-delay: 600ms; }

/* Service list items stagger */
[data-reveal] .service-block__list li {
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

[data-reveal].visible .service-block__list li {
  opacity: 1;
  transform: translateX(0);
}

[data-reveal].visible .service-block__list li:nth-child(1) { transition-delay: 0.4s; }
[data-reveal].visible .service-block__list li:nth-child(2) { transition-delay: 0.5s; }
[data-reveal].visible .service-block__list li:nth-child(3) { transition-delay: 0.6s; }
[data-reveal].visible .service-block__list li:nth-child(4) { transition-delay: 0.7s; }
[data-reveal].visible .service-block__list li:nth-child(5) { transition-delay: 0.8s; }
[data-reveal].visible .service-block__list li:nth-child(6) { transition-delay: 0.9s; }

/* =============================================
   Wow Effects — Aquatic Theme
   ============================================= */

/* Shimmer light sweep on primary buttons */
.btn--primary {
  position: relative;
  overflow: hidden;
}

.btn--primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.25) 50%,
    transparent 100%
  );
}

.btn--primary:hover::before {
  animation: shimmer 0.6s ease forwards;
}

@keyframes shimmer {
  from { left: -100%; }
  to { left: 100%; }
}

/* Parallax depth on key images */
[data-parallax] img {
  will-change: transform;
  transform: scale(1.08);
  transition: none;
}

/* WhatsApp floating button bob */
@keyframes float-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.wa-float {
  animation: float-bob 3s ease-in-out infinite;
}

/* Atmospheric break quote entrance */
.atmo-break blockquote {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.atmo-break.visible blockquote {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   Wow Effects — Micro-interactions
   ============================================= */

/* 3D tilt on specialty cards */
.spec-card--small {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow var(--transition);
}

.spec-card--small:hover {
  transform: perspective(800px) rotateX(1.5deg) rotateY(-1.5deg) translateY(-6px);
}

/* Stars sequential pop-in */
.review-card__stars span {
  display: inline-block;
  opacity: 0;
  transform: scale(0);
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.review-card.stars-visible .review-card__stars span {
  opacity: 1;
  transform: scale(1);
}

.review-card.stars-visible .review-card__stars span:nth-child(1) { transition-delay: 0ms; }
.review-card.stars-visible .review-card__stars span:nth-child(2) { transition-delay: 80ms; }
.review-card.stars-visible .review-card__stars span:nth-child(3) { transition-delay: 160ms; }
.review-card.stars-visible .review-card__stars span:nth-child(4) { transition-delay: 240ms; }
.review-card.stars-visible .review-card__stars span:nth-child(5) { transition-delay: 320ms; }

/* =============================================
   Accessibility — Reduced Motion
   ============================================= */

@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-stagger] > *,
  .atmo-break blockquote,
  .review-card__stars span,
  [data-reveal] .service-block__list li {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .hero__label,
  .hero h1,
  .hero__tagline,
  .hero__actions,
  .page-hero__content h1,
  .page-hero__content p {
    opacity: 1 !important;
    animation: none !important;
  }

  .wa-float,
  .hero__caustic {
    animation: none !important;
  }

  [data-parallax] img {
    transform: none !important;
  }
}