/* --- VARIABLES GLOBALES --- */
:root {
  --gold: #d4af37;
  --dark-gold: #b8860b;
  --black: #0d0d0d;
  --dark-grey: #1a1a1a;
  --light-grey: #f0f0f0;
  --white: #ffffff;
  --overlay-color: rgba(0, 0, 0, 0.6);
  --font-primary: "Oswald", sans-serif;
  --font-secondary: "Montserrat", sans-serif;
  --transition-speed: 0.4s;
  --transition-effect: cubic-bezier(0.25, 0.8, 0.25, 1);
  --header-height: 70px;
}

/* --- ESTILOS POR TEMA --- */
html.dark {
  --bg-color: var(--black);
  --text-color: var(--light-grey);
  --accent-primary: var(--gold);
  --accent-secondary: var(--dark-gold);
  --card-bg: var(--dark-grey);
  --border-color: #2a2a2a;
  --header-bg: rgba(13, 13, 13, 0.85);
  --header-scrolled-bg: var(--black);
  --shadow-color: rgba(212, 175, 55, 0.1);
  --shimmer-color: rgba(212, 175, 55, 0.08);
}

html.light {
  --bg-color: var(--light-grey);
  --text-color: var(--dark-grey);
  --accent-primary: var(--dark-gold);
  --accent-secondary: var(--black);
  --card-bg: var(--white);
  --border-color: #e0e0e0;
  --header-bg: rgba(240, 240, 240, 0.9);
  --header-scrolled-bg: var(--light-grey);
  --shadow-color: rgba(0, 0, 0, 0.1);
  --shimmer-color: rgba(184, 134, 11, 0.1);
}

/* --- RESET Y ESTILOS BASE --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color var(--transition-speed) ease,
    color var(--transition-speed) ease;
  overflow-x: hidden;
  opacity: 0;
  transition: opacity 0.5s ease;
  position: relative;
}

body.loaded {
  opacity: 1;
}

body.modal-open,
body.nav-open {
  overflow: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
span,
li,
strong,
em {
  color: inherit;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

/* --- EFECTO CHISPAS (NUEVO) --- */
.sparkle {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background-color: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  animation: sparkle-anim 0.8s forwards;
  box-shadow: 0 0 10px var(--gold), 0 0 20px var(--gold);
}

@keyframes sparkle-anim {
  0% {
    transform: scale(1) translate(0, 0);
    opacity: 1;
  }

  100% {
    transform: scale(0) translate(var(--tx, 0), var(--ty, 0));
    opacity: 0;
  }
}

/* --- EFECTO DE FONDO "JOYA" --- */
@keyframes shimmer {
  0% {
    transform: rotate(0deg) scale(1.5);
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  100% {
    transform: rotate(360deg) scale(1.5);
    opacity: 0;
  }
}

#shimmer-effect {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}

#shimmer-effect::before,
#shimmer-effect::after {
  content: "";
  position: absolute;
  width: 150vmax;
  height: 150vmax;
  background-image: radial-gradient(
    circle,
    var(--shimmer-color) 10%,
    transparent 60%
  );
  animation: shimmer 25s linear infinite;
}

#shimmer-effect::before {
  top: -50vmax;
  left: -50vmax;
}

#shimmer-effect::after {
  bottom: -60vmax;
  right: -40vmax;
  animation-delay: -12s;
  animation-duration: 28s;
}

/* --- TÍTULOS DE SECCIÓN --- */
.section-padding {
  padding: 80px 0;
}

.section-title {
  font-family: var(--font-primary);
  font-size: 3rem;
  text-align: center;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.section-title::after {
  content: "";
  display: block;
  width: 80px;
  height: 3px;
  background: var(--accent-primary);
  margin: 10px auto 0;
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 50px;
  font-size: 1.1rem;
  opacity: 0.8;
}

/* --- HEADER Y NAVEGACIÓN --- */
#header {
  background-color: var(--header-bg);
  padding: 0 20px;
  position: fixed;
  width: 100%;
  z-index: 1000;
  height: var(--header-height);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background-color var(--transition-speed) ease,
    box-shadow var(--transition-speed) ease;
}

#header.header-scrolled {
  background-color: var(--header-scrolled-bg);
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.2);
}

#header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

#logo-text {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  transition: color var(--transition-speed) ease;
}

.logo-text-link:hover #logo-text {
  color: var(--accent-primary);
}

#main-nav ul {
  list-style: none;
  display: flex;
  margin: 0;
}

#main-nav ul li a {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  padding: 10px 15px;
  position: relative;
  transition: color var(--transition-speed) ease;
  display: block;
}

#main-nav ul li a:hover,
#main-nav ul li a.active {
  color: var(--accent-primary);
}

#main-nav ul li a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width var(--transition-speed) var(--transition-effect);
}

#main-nav ul li a:hover::after,
#main-nav ul li a.active::after {
  width: 100%;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 15px;
}

#theme-toggle {
  font-size: 1.5rem;
  transition: transform var(--transition-speed) ease,
    color var(--transition-speed) ease;
}

#theme-toggle:hover {
  transform: scale(1.2) rotate(15deg);
  color: var(--accent-primary);
}

#menu-toggle {
  display: none;
  font-size: 1.6rem;
  z-index: 1250;
  position: relative;
}

/* --- HERO SECTION --- */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  color: var(--white);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("https://cdn.pixabay.com/photo/2021/11/15/11/00/barber-shop-6797761_1280.jpg")
    no-repeat center center/cover;
  transform: scale(1.1);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-color);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 20px;
}

#hero h1 {
  font-family: var(--font-primary);
  font-size: 3.8rem;
  text-transform: uppercase;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.7);
  margin-bottom: 15px;
}

#hero h2 {
  font-family: var(--font-primary);
  font-size: 2rem;
  text-transform: uppercase;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.7);
  margin-bottom: 15px;
}

.hero-text-container {
  margin-bottom: 30px;
}

#hero p {
  font-size: 1.3rem;
  margin: 0 auto 30px;
  font-weight: 300;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.7);
  max-width: 700px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.cta-button {
  font-family: var(--font-primary);
  display: inline-block;
  background-color: var(--accent-primary);
  color: var(--black);
  padding: 15px 35px;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 5px;
  border: 2px solid var(--accent-primary);
  transition: background-color var(--transition-speed),
    color var(--transition-speed), transform var(--transition-speed);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  font-weight: 700;
}

.cta-button:hover {
  background-color: transparent;
  color: var(--accent-primary);
  transform: translateY(-5px);
}

.cta-button.secondary {
  background: transparent;
  color: var(--accent-primary);
}

.cta-button.secondary:hover {
  background: var(--accent-primary);
  color: var(--black);
}

/* --- SERVICIOS Y PRODUCTOS --- */
.category-title {
  font-family: var(--font-primary);
  font-size: 2rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 40px;
  margin-bottom: 25px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-color);
  color: var(--accent-primary);
}

.category-title:first-of-type {
  margin-top: 0;
}

.category-grid {
  display: grid;
  /* CAMBIO: Se ajusta el tamaño máximo para evitar que una sola tarjeta se estire demasiado. */
  grid-template-columns: repeat(auto-fit, minmax(280px, 350px));
  gap: 30px;
  /* CAMBIO: Se centra el contenido de la grilla. */
  justify-content: center;
}

.item-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  transition: transform var(--transition-speed),
    box-shadow var(--transition-speed);
  border: 1px solid var(--border-color);
  position: relative;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.item-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px var(--shadow-color);
}

.card-image-wrapper {
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  flex-shrink: 0;
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-speed) var(--transition-effect);
}

.item-card:hover .card-image {
  transform: scale(1.1);
}

.card-content {
  padding: 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.card-content h3 {
  font-family: var(--font-primary);
  font-size: 1.6rem;
  margin-bottom: 15px;
}

.price {
  /* Propiedades originales del precio comentadas como se solicitó. */
  /* Para restaurar, borra 'display: none;' y descomenta el bloque de abajo. */
  display: none;
  /*
  font-family: var(--font-primary);
  font-size: 1.4rem;
  color: var(--accent-primary);
  font-weight: 500;
  margin-top: auto;
  */
}

.card-hover-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-speed) var(--transition-effect);
  pointer-events: none;
}

.item-card:hover .card-hover-overlay {
  opacity: 1;
}

.card-hover-overlay span {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  text-transform: uppercase;
  border: 2px solid var(--gold);
  padding: 10px 20px;
  border-radius: 5px;
  background: rgba(212, 175, 55, 0.2);
}

/* --- GALERÍA --- */
.collage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-flow: dense;
  gap: 20px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 8px;
  background-color: var(--dark-grey);
  aspect-ratio: 1 / 1;
  transition: transform 0.4s ease, box-shadow 0.4s ease, filter 0.4s ease;
}

.gallery-item:hover {
  transform: scale(1.05);
  z-index: 10;
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.5);
}

.collage-grid:hover > .gallery-item:not(:hover) {
  filter: brightness(0.4) saturate(0) blur(2px);
  transform: scale(0.98);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-caption {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent 50%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  padding: 20px;
  color: white;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

.gallery-caption i {
  font-size: 2rem;
  margin-bottom: 10px;
}

.gallery-caption span {
  font-family: var(--font-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* --- LIGHTBOX (VISOR DE GALERÍA) --- */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.show {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

#lightbox-image {
  max-width: 100%;
  max-height: 100%;
  border-radius: 5px;
  box-shadow: 0 0 40px rgba(212, 175, 55, 0.4);
  transform: scale(0.8);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.lightbox.show #lightbox-image {
  transform: scale(1);
  opacity: 1;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 3rem;
  color: var(--light-grey);
  text-shadow: 0 0 10px black;
  transition: transform 0.3s ease, color 0.3s ease;
}

.lightbox-close:hover {
  color: var(--gold);
  transform: scale(1.2);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.7);
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.lightbox-nav:hover {
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

.lightbox-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: white;
  background-color: rgba(0, 0, 0, 0.6);
  padding: 5px 15px;
  border-radius: 20px;
  font-family: var(--font-secondary);
  font-weight: bold;
}

/* --- OTROS COMPONENTES --- */
.exclusive-appointments-card,
.schedule-card {
  background: linear-gradient(145deg, var(--card-bg), var(--bg-color));
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 10px 25px var(--shadow-color);
  max-width: 700px;
  margin: 0 auto;
  border: 1px solid var(--border-color);
  text-align: center;
}

.appointment-icon {
  font-size: 3.5rem;
  color: var(--accent-primary);
  margin-bottom: 20px;
}

.exclusive-appointments-card h3 {
  font-family: var(--font-primary);
  font-size: 2rem;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.exclusive-appointments-card p {
  opacity: 0.9;
  margin-bottom: 30px;
  line-height: 1.7;
}

.appointment-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.schedule-card {
  display: flex;
  justify-content: space-around;
  gap: 20px;
  flex-wrap: wrap;
}

.schedule-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.schedule-item .icon {
  font-size: 2.5rem;
  color: var(--accent-primary);
}

.schedule-item p {
  margin: 0;
  font-size: 1.1rem;
}

.schedule-item p strong {
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: 1.3rem;
}

.contact-hub {
  background: var(--card-bg);
  padding: 40px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 25px var(--shadow-color);
}

.contact-main {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
  text-align: center;
}

.contact-info-item i {
  font-size: 2.5rem;
  color: var(--accent-primary);
  margin-bottom: 15px;
}

.contact-info-item h4 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.contact-info-item p {
  margin-bottom: 10px;
  opacity: 0.8;
}

.contact-info-item a {
  font-weight: 700;
  transition: color 0.3s ease;
}

.contact-info-item a:hover {
  color: var(--accent-primary);
  text-decoration: underline;
}

.contact-social {
  text-align: center;
}

.contact-social h4 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 25px;
}

.social-icons a {
  font-size: 2rem;
  transition: color 0.3s ease, transform 0.3s ease;
}

.social-icons a:hover {
  color: var(--accent-primary);
  transform: translateY(-5px);
}

.map-container {
  margin-top: 50px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid var(--border-color);
}

html.dark .map-container iframe {
  filter: invert(100%) grayscale(80%);
}

html.light .map-container iframe {
  filter: none;
}

footer {
  background-color: var(--black);
  color: #a0a0a0;
  padding: 40px 0;
  text-align: center;
  border-top: 4px solid var(--gold);
}

.footer-logo-text {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 15px;
}

.footer-social-icons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 20px;
}

.footer-social-icons a {
  color: #a0a0a0;
  font-size: 1.5rem;
  transition: color 0.3s ease;
}

.footer-social-icons a:hover {
  color: var(--gold);
}

.copyright {
  font-size: 0.9rem;
  margin-bottom: 5px;
}

.dev-credit {
  font-size: 0.9rem;
}

.dev-credit strong {
  color: var(--white);
  font-weight: 400;
}

.floating-action-buttons {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 998;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.fab-item {
  background-color: var(--accent-primary);
  color: var(--black);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  position: relative;
}

.fab-item:hover {
  transform: scale(1.1);
  background-color: var(--dark-gold);
}

.fab-item span {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  right: 120%;
  background: var(--dark-grey);
  color: var(--white);
  padding: 8px 12px;
  border-radius: 5px;
  white-space: nowrap;
  font-size: 0.9rem;
  transition: visibility 0.2s, opacity 0.2s;
}

.fab-item:hover span {
  visibility: visible;
  opacity: 1;
}

#scrollTopBtn {
  position: fixed;
  bottom: 25px;
  left: 25px;
  background-color: var(--dark-grey);
  color: var(--light-grey);
  border: 2px solid var(--accent-secondary);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 1.4rem;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

#scrollTopBtn.show {
  opacity: 1;
  transform: translateY(0);
}

#scrollTopBtn:hover {
  background-color: var(--accent-primary);
  color: var(--black);
  border-color: var(--accent-primary);
}

/* --- MODAL DE ITEMS --- */
.modal {
  display: none;
  position: fixed;
  z-index: 1001;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: var(--overlay-color);
  opacity: 0;
  transition: opacity var(--transition-speed) ease;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal.show {
  display: flex;
  opacity: 1;
}

.modal-content {
  background-color: var(--card-bg);
  padding: 25px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(-20px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.modal.show .modal-content {
  transform: scale(1) translateY(0);
  opacity: 1;
}

/* === AJUSTE FINAL SOLICITADO === */
.modal-image {
  width: 300px;
  /* Ancho fijo para que sea "pequeña" */
  aspect-ratio: 1 / 1;
  /* Asegura que sea perfectamente "cuadrada" */
  object-fit: cover;
  /* La imagen llena el cuadro sin deformarse */
  border-radius: 8px;
  /* Bordes redondeados */
  margin: 0 auto 25px auto;
  /* La centra horizontalmente y añade margen inferior */
  border: 2px solid var(--border-color);
  flex-shrink: 0;
}

.modal-text-content {
  overflow-y: auto;
  padding-right: 10px;
  margin-right: -10px;
}

.modal-content h3 {
  font-family: var(--font-primary);
  font-size: 2rem;
  margin-bottom: 10px;
}

.modal-content #modalPrice {
  margin-bottom: 20px;
  font-size: 1.6rem;
}

.modal-content #modalDescription {
  font-size: 1rem;
  line-height: 1.7;
  opacity: 0.9;
  margin-bottom: 30px;
  text-align: left;
}

.modal-close-btn {
  font-family: var(--font-primary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  background-color: var(--accent-secondary);
  color: var(--bg-color);
  padding: 10px 30px;
  border-radius: 5px;
  border: 2px solid var(--accent-secondary);
  transition: background-color 0.3s ease, color 0.3s ease;
  margin-top: auto;
  flex-shrink: 0;
}

html.light .modal-close-btn {
  color: var(--white);
}

.modal-close-btn:hover,
.modal-close-btn:focus {
  background-color: transparent;
  color: var(--accent-secondary);
  outline: none;
}

html.light .modal-close-btn:hover,
html.light .modal-close-btn:focus {
  color: var(--accent-secondary);
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--transition-effect),
    transform 0.8s var(--transition-effect);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

#nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1150;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

body.nav-open #nav-overlay {
  opacity: 1;
  visibility: visible;
}

/* --- MEDIA QUERIES PARA RESPONSIVIDAD --- */
@media (max-width: 992px) {
  .section-title {
    font-size: 2.5rem;
  }

  #hero h1 {
    font-size: 2.8rem;
  }

    #hero h2 {
    font-size: 2rem;
  }

  #hero p {
    font-size: 1.2rem;
  }

  .collage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  .section-padding {
    padding: 60px 0;
  }

  .section-title {
    font-size: 2.2rem;
  }

  #hero h1 {
    font-size: 2.2rem;
  }

  #hero h2 {
    font-size: 1.6rem;
  }

  #hero p {
    font-size: 1.1rem;
  }

  #menu-toggle {
    display: block;
  }

  #nav-overlay {
    display: none;
  }

  #main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--card-bg);
    z-index: 1200;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
    transition: transform 0.4s var(--transition-effect);
    padding-top: 0;
    box-shadow: none;
  }

  body.nav-open #main-nav {
    transform: translateY(0);
  }

  #main-nav ul {
    flex-direction: column;
    align-items: center;
    width: 100%;
    gap: 25px;
  }

  #main-nav ul li a {
    font-size: 1.5rem;
    padding: 10px 30px;
    text-align: center;
  }

  #main-nav ul li a::after {
    display: none;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .floating-action-buttons {
    bottom: 15px;
    right: 15px;
  }

  .fab-item {
    width: 55px;
    height: 55px;
    font-size: 1.4rem;
  }

  .fab-item span {
    display: none;
  }

  #scrollTopBtn {
    left: 15px;
    bottom: 15px;
    width: 45px;
    height: 45px;
  }

  .contact-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 14px;
  }

  .container {
    padding: 0 15px;
  }

  #header {
    padding: 0 15px;
  }

  #logo-text {
    font-size: 1.4rem;
  }

  #hero h1 {
    font-size: 1.8rem;
  }

    #hero h2 {
    font-size: 1.2rem;
  }

  #hero p {
    font-size: 1rem;
  }

  .cta-button {
    padding: 12px 28px;
    font-size: 1rem;
    width: 100%;
    max-width: 300px;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .section-subtitle {
    font-size: 1rem;
  }

  .category-grid {
    /* CAMBIO: Se ajusta a una columna en móviles muy pequeños para consistencia */
    grid-template-columns: 1fr;
  }

  .exclusive-appointments-card,
  .schedule-card,
  .contact-hub {
    padding: 30px 20px;
  }

  .appointment-buttons {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }

  .appointment-buttons .cta-button {
    width: 100%;
    max-width: 300px;
  }

  .modal-content {
    width: 90%;
  }

  .modal-content h3 {
    font-size: 1.5rem;
  }

  .modal-close-btn {
    width: 100%;
    padding: 12px 20px;
    font-size: 1.1rem;
  }

  .collage-grid {
    /* CAMBIO: Galería a una sola columna en vista móvil. */
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* CAMBIO: Oculta las imágenes de la galería después de la 6ta en vista móvil */
  .collage-grid .gallery-item:nth-child(n + 7) {
    display: none;
  }

  .lightbox-nav {
    display: none;
  }

  #main-nav ul li a {
    font-size: 1.3rem;
  }
}