/* ============================================================
   MAYEL DENTAL — Estilos Principales
   Diseño moderno, profesional y responsivo
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  /* Colores */
  --clr-dark:        #071929;
  --clr-primary:     #1B4F72;
  --clr-primary-md:  #1976D2;
  --clr-primary-lt:  #2E86C1;
  --clr-accent:      #00B2CC;
  --clr-accent-lt:   #E0F7FA;
  --clr-teal:        #1ABC9C;
  --clr-gold:        #F59E0B;
  --clr-text:        #1E293B;
  --clr-text-md:     #475569;
  --clr-text-lt:     #94A3B8;
  --clr-bg:          #F4F8FC;
  --clr-white:       #FFFFFF;
  --clr-border:      #E2E8F0;

  /* Tipografía */
  --ff-head: 'Playfair Display', Georgia, serif;
  --ff-body: 'Poppins', system-ui, sans-serif;

  /* Espaciado / Radio */
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow:    0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.04);
  --shadow-md: 0 8px 24px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.04);
  --shadow-lg: 0 16px 40px rgba(0,0,0,.12), 0 6px 14px rgba(0,0,0,.06);
  --shadow-xl: 0 24px 60px rgba(0,0,0,.15), 0 10px 20px rgba(0,0,0,.07);

  /* Transición */
  --tr: all .3s cubic-bezier(.4,0,.2,1);
  --tr-slow: all .6s cubic-bezier(.4,0,.2,1);
}

/* ── Reset base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  font-family: var(--ff-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img   { display: block; max-width: 100%; height: auto; }
a     { text-decoration: none; color: inherit; transition: var(--tr); }
ul    { list-style: none; }
button { font-family: var(--ff-body); cursor: pointer; }

/* ── Utilidades ─────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 28px;
}
.section { padding: 100px 0; }

.section-header { text-align: center; max-width: 720px; margin-inline: auto; margin-bottom: 64px; }

.section-tag {
  display: inline-block;
  background: var(--clr-accent-lt);
  color: var(--clr-primary-lt);
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-tag--light {
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
  border: 1px solid rgba(255,255,255,.2);
}

.section-title {
  font-family: var(--ff-head);
  font-size: clamp(1.9rem, 3.5vw, 2.75rem);
  color: var(--clr-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-title--light { color: #fff; }
.section-subtitle { color: var(--clr-text-md); font-size: 1.05rem; line-height: 1.75; }
.section-subtitle--light { color: rgba(255,255,255,.7); }

.text-accent      { color: var(--clr-primary-lt); }
.text-accent-light{ color: var(--clr-accent); }

/* ── Botones ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 34px;
  border-radius: 100px;
  font-size: .92rem;
  font-weight: 600;
  border: none;
  transition: var(--tr);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background .25s ease;
}
.btn:hover::after { background: rgba(255,255,255,.08); }

.btn-primary {
  background: linear-gradient(135deg, var(--clr-primary-lt) 0%, var(--clr-accent) 100%);
  color: #fff;
  box-shadow: 0 6px 24px rgba(46,134,193,.45);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(46,134,193,.55);
}
.btn-ghost {
  background: rgba(255,255,255,.12);
  color: #fff;
  border: 2px solid rgba(255,255,255,.45);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.22);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; border-radius: var(--radius); padding: 16px; }

/* ============================================================
   NAVEGACIÓN
   ============================================================ */
#navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  padding: 22px 0;
  transition: var(--tr);
}
#navbar.scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 24px rgba(0,0,0,.07);
  padding: 12px 0;
}

.nav-container {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.45rem;
  color: #fff;
}
.logo-mayek {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
}
.logo-dental {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  text-transform: uppercase;
}
#navbar.scrolled .nav-logo { color: var(--clr-dark); }
.nav-logo i { color: var(--clr-accent); font-size: 1.5rem; }
.logo-icon { width: 1.6rem; height: 1.6rem; object-fit: contain; flex-shrink: 0; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: .88rem;
  font-weight: 500;
  color: rgba(255,255,255,.88);
}
#navbar.scrolled .nav-link { color: var(--clr-text-md); }
.nav-link:hover, .nav-link.active {
  background: var(--clr-accent-lt);
  color: var(--clr-primary-lt);
}
.nav-cta {
  background: linear-gradient(135deg, var(--clr-primary-lt), var(--clr-accent));
  color: #fff !important;
  font-weight: 600;
  padding: 10px 22px;
  box-shadow: 0 4px 16px rgba(46,134,193,.4);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(46,134,193,.5);
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-primary-lt)) !important;
  color: #fff !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--tr);
  display: block;
}
#navbar.scrolled .nav-toggle span { background: var(--clr-dark); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('https://images.unsplash.com/photo-1629909613654-28e377c37b09?auto=format&fit=crop&w=1920&q=85');
  background-size: cover;
  background-position: center 30%;
  transform: scale(1.04);
  animation: heroZoom 12s ease-out forwards;
}
@keyframes heroZoom {
  to { transform: scale(1); }
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(7,25,41,.93)   0%,
    rgba(27,79,114,.82) 55%,
    rgba(0,178,204,.28) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 840px;
  padding: 80px 28px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 22px;
  border-radius: 100px;
  margin-bottom: 28px;
  animation: fadeInDown .8s ease both;
}
.hero-badge i { color: var(--clr-gold); }

.hero-title {
  font-family: var(--ff-head);
  font-size: clamp(2.8rem, 6.5vw, 5.2rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp .8s ease .15s both;
}
.hero-title-accent {
  background: linear-gradient(130deg, var(--clr-accent) 0%, #7ED7F5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,.82);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: 44px;
  line-height: 1.8;
  animation: fadeInUp .8s ease .3s both;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
  animation: fadeInUp .8s ease .45s both;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  animation: fadeInUp .8s ease .6s both;
}
.hero-stat { display: flex; flex-direction: column; align-items: center; }
.stat-number {
  font-family: var(--ff-head);
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: .72rem;
  color: rgba(255,255,255,.65);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.hero-stat-divider { width: 1px; height: 52px; background: rgba(255,255,255,.2); }

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: fadeInUp .8s ease .9s both;
}
.scroll-indicator {
  width: 48px;
  height: 48px;
  border: 2px solid rgba(255,255,255,.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  animation: bounce 2.2s ease-in-out infinite;
  transition: var(--tr);
}
.scroll-indicator:hover { background: rgba(255,255,255,.12); border-color: #fff; }

/* ============================================================
   QUIÉNES SOMOS
   ============================================================ */
.about-section { background: var(--clr-white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 88px;
  align-items: center;
}

/* Imagen */
.about-image-wrapper { position: relative; }
.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4 / 3;
}
.about-img-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.about-img-main:hover img { transform: scale(1.06); }

.about-img-badge {
  position: absolute;
  bottom: -28px;
  right: -28px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 20px 26px;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 2;
}
.about-img-badge i { font-size: 2.4rem; color: var(--clr-accent); }
.about-img-badge strong { display: block; font-size: 1rem; color: var(--clr-dark); margin-bottom: 2px; }
.about-img-badge span  { font-size: .8rem; color: var(--clr-text-md); }

.about-img-deco {
  position: absolute;
  top: -22px;
  left: -22px;
  width: 110px;
  height: 110px;
  border: 4px solid var(--clr-accent-lt);
  border-radius: var(--radius-lg);
  z-index: 0;
}

/* Contenido */
.about-content .section-tag { display: inline-block; margin-bottom: 16px; }
.about-content .section-title { margin-bottom: 20px; }
.about-text { color: var(--clr-text-md); line-height: 1.8; margin-bottom: 16px; }

.about-features { display: flex; flex-direction: column; gap: 22px; margin-top: 36px; }
.about-feature { display: flex; gap: 18px; align-items: flex-start; }
.feature-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--clr-accent-lt), rgba(46,134,193,.12));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary-lt);
  font-size: 1.2rem;
  transition: var(--tr);
}
.about-feature:hover .feature-icon {
  background: linear-gradient(135deg, var(--clr-primary-lt), var(--clr-accent));
  color: #fff;
  transform: scale(1.08);
}
.about-feature h4 { font-size: .95rem; font-weight: 600; color: var(--clr-dark); margin-bottom: 4px; }
.about-feature p  { font-size: .84rem; color: var(--clr-text-md); }

/* ============================================================
   SERVICIOS
   ============================================================ */
.services-section { background: var(--clr-bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}
.service-card {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: 44px 30px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--clr-border);
  position: relative;
  overflow: hidden;
  transition: var(--tr);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary-lt), var(--clr-accent));
  transform: scaleX(0);
  transition: transform .35s ease;
}
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-xl); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 76px;
  height: 76px;
  background: linear-gradient(135deg, var(--clr-accent-lt), rgba(46,134,193,.1));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 28px;
  font-size: 1.85rem;
  color: var(--clr-primary-lt);
  transition: var(--tr);
}
.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--clr-primary-lt), var(--clr-accent));
  color: #fff;
  transform: scale(1.12) rotate(6deg);
  box-shadow: 0 8px 24px rgba(46,134,193,.4);
}
.service-card h3 { font-size: 1rem; font-weight: 600; color: var(--clr-dark); margin-bottom: 12px; }
.service-card p  { font-size: .855rem; color: var(--clr-text-md); line-height: 1.7; }

/* ============================================================
   MISIÓN Y VISIÓN
   ============================================================ */
.mv-section {
  position: relative;
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-primary) 55%, var(--clr-primary-md) 100%);
  overflow: hidden;
}
.mv-decoration {
  position: absolute;
  top: -30%;
  right: -8%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0,178,204,.18) 0%, transparent 70%);
  pointer-events: none;
}
.mv-decoration::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(26,188,156,.12) 0%, transparent 70%);
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.mv-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: var(--radius-xl);
  padding: 52px 48px;
  transition: var(--tr);
  backdrop-filter: blur(8px);
}
.mv-card--teal {
  background: rgba(0,178,204,.1);
  border-color: rgba(0,178,204,.25);
}
.mv-card:hover { transform: translateY(-5px); background: rgba(255,255,255,.11); }

.mv-icon-wrap {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-primary-lt));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.85rem;
  color: #fff;
  margin-bottom: 28px;
  box-shadow: 0 8px 28px rgba(0,178,204,.35);
}
.mv-title {
  font-family: var(--ff-head);
  font-size: 1.85rem;
  color: #fff;
  margin-bottom: 20px;
}
.mv-text {
  color: rgba(255,255,255,.72);
  line-height: 1.85;
  font-size: .95rem;
  margin-bottom: 32px;
}
.mv-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.mv-tags li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.88);
  font-size: .78rem;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 100px;
}
.mv-tags li i { color: var(--clr-accent); font-size: .68rem; }

/* ============================================================
   GALERÍA
   ============================================================ */
.gallery-section { background: var(--clr-white); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: 260px 260px;
  gap: 18px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  outline: none;
}
.gallery-item:focus-visible { outline: 3px solid var(--clr-accent); outline-offset: 3px; }
.gallery-item--large {
  grid-column: 1;
  grid-row: 1 / 3;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}
.gallery-item:hover img { transform: scale(1.09); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,79,114,.82), rgba(0,178,204,.6));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #fff;
  opacity: 0;
  transition: var(--tr);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay i    { font-size: 1.8rem; transform: scale(.7); transition: transform .3s ease; }
.gallery-overlay span { font-size: .9rem; font-weight: 600; transform: translateY(8px); transition: transform .3s ease; }
.gallery-item:hover .gallery-overlay i    { transform: scale(1); }
.gallery-item:hover .gallery-overlay span { transform: translateY(0); }

/* ============================================================
   TESTIMONIOS
   ============================================================ */
.testimonials-section { background: var(--clr-bg); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--clr-border);
  position: relative;
  transition: var(--tr);
  overflow: hidden;
}
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 16px; right: 26px;
  font-size: 5.5rem;
  color: var(--clr-accent-lt);
  font-family: Georgia, serif;
  line-height: 1;
  pointer-events: none;
}
.testimonial-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-xl); }
.t-stars { display: flex; gap: 4px; color: var(--clr-gold); margin-bottom: 18px; }
.testimonial-card blockquote {
  color: var(--clr-text-md);
  font-size: .9rem;
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 28px;
  quotes: none;
}
.t-author { display: flex; align-items: center; gap: 14px; }
.t-avatar {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--clr-primary-lt), var(--clr-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .82rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  letter-spacing: .5px;
}
.t-author strong { display: block; font-size: .9rem; color: var(--clr-dark); }
.t-author span   { font-size: .78rem; color: var(--clr-text-lt); }

/* ============================================================
   CONTÁCTANOS
   ============================================================ */
.contact-section { background: var(--clr-white); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info-list { display: flex; flex-direction: column; gap: 26px; margin-bottom: 36px; }
.contact-info-item { display: flex; gap: 18px; align-items: flex-start; }
.ci-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--clr-accent-lt), rgba(46,134,193,.12));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary-lt);
  font-size: 1.1rem;
  transition: var(--tr);
}
.contact-info-item:hover .ci-icon {
  background: linear-gradient(135deg, var(--clr-primary-lt), var(--clr-accent));
  color: #fff;
}
.contact-info-item h4  { font-size: .88rem; font-weight: 600; color: var(--clr-dark); margin-bottom: 4px; }
.contact-info-item p   { font-size: .855rem; color: var(--clr-text-md); line-height: 1.55; }
.contact-info-item a   { color: var(--clr-primary-lt); }
.contact-info-item a:hover { color: var(--clr-accent); }

.contact-map {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  line-height: 0;
}
.contact-map iframe { display: block; }

/* Formulario */
.contact-form-wrapper {
  background: var(--clr-bg);
  border-radius: var(--radius-xl);
  padding: 48px 44px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--clr-border);
}
.form-title {
  font-family: var(--ff-head);
  font-size: 1.6rem;
  color: var(--clr-dark);
  margin-bottom: 32px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: .83rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 8px;
  letter-spacing: .3px;
}
.form-group label span { color: var(--clr-accent); margin-left: 2px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 18px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  font-family: var(--ff-body);
  font-size: .88rem;
  color: var(--clr-text);
  background: var(--clr-white);
  transition: var(--tr);
  outline: none;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary-lt);
  box-shadow: 0 0 0 4px rgba(46,134,193,.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--clr-text-lt); }
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%2394A3B8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 18px center;
  cursor: pointer;
}
.form-group textarea { resize: vertical; min-height: 130px; line-height: 1.6; }

.form-msg {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: .87rem;
  font-weight: 500;
  margin-bottom: 20px;
}
.form-msg.success { background: #D1FAE5; color: #065F46; border: 1px solid #6EE7B7; }
.form-msg.error   { background: #FEE2E2; color: #991B1B; border: 1px solid #FCA5A5; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--clr-dark); }

.footer-top { padding: 88px 0 64px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.6fr;
  gap: 56px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.45rem;
  color: #fff;
  margin-bottom: 16px;
}
.footer-logo i { color: var(--clr-accent); }
.footer-brand p {
  color: rgba(255,255,255,.55);
  font-size: .875rem;
  line-height: 1.75;
  margin-bottom: 28px;
}
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 42px;
  height: 42px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.65);
  font-size: .9rem;
  transition: var(--tr);
}
.footer-social a:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,178,204,.4);
}

.footer-nav h4,
.footer-services h4,
.footer-contact h4 {
  color: #fff;
  font-size: .82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 22px;
}
.footer-nav ul li,
.footer-services ul li { margin-bottom: 10px; }
.footer-nav ul li a,
.footer-services ul li a {
  color: rgba(255,255,255,.52);
  font-size: .875rem;
  transition: var(--tr);
}
.footer-nav ul li a:hover,
.footer-services ul li a:hover {
  color: var(--clr-accent);
  padding-left: 5px;
}
.footer-contact {
  font-style: normal;
}
.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: rgba(255,255,255,.52);
  font-size: .875rem;
  margin-bottom: 14px;
}
.footer-contact i { color: var(--clr-accent); width: 16px; margin-top: 2px; flex-shrink: 0; }
.footer-contact a { color: rgba(255,255,255,.52); }
.footer-contact a:hover { color: var(--clr-accent); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 26px 0;
}
.footer-bottom p {
  text-align: center;
  color: rgba(255,255,255,.35);
  font-size: .8rem;
}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.96);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.lightbox:not([hidden]) { opacity: 1; visibility: visible; }
.lightbox-close {
  position: absolute;
  top: 20px; right: 20px;
  width: 50px; height: 50px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  color: #fff;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--tr);
}
.lightbox-close:hover { background: rgba(255,255,255,.2); }
.lightbox-figure { text-align: center; }
.lightbox-figure img {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  animation: zoomIn .3s ease;
  box-shadow: var(--shadow-xl);
}
.lightbox-figure figcaption {
  color: rgba(255,255,255,.65);
  font-size: .85rem;
  margin-top: 14px;
}

/* ============================================================
   FLOTANTES
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 90px; right: 28px;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  box-shadow: 0 6px 24px rgba(37,211,102,.45);
  z-index: 999;
  transition: var(--tr);
  animation: fadeInUp .8s ease 1.2s both;
}
.whatsapp-float:hover { transform: scale(1.12) translateY(-3px); box-shadow: 0 10px 32px rgba(37,211,102,.55); }

.back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 46px; height: 46px;
  background: linear-gradient(135deg, var(--clr-primary-lt), var(--clr-accent));
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(46,134,193,.4);
  z-index: 998;
  transition: var(--tr);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 26px rgba(46,134,193,.5); }

/* ============================================================
   ANIMACIONES
   ============================================================ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}
@keyframes zoomIn {
  from { opacity: 0; transform: scale(.82); }
  to   { opacity: 1; transform: scale(1); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet grande */
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 44px; }
  .footer-brand { grid-column: 1 / 3; }
}

/* Tablet */
@media (max-width: 900px) {
  .section { padding: 80px 0; }
  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .about-img-badge { right: 12px; bottom: -20px; }
  .mv-grid { grid-template-columns: 1fr; }
  .mv-card { padding: 40px 36px; }
  .contact-grid { grid-template-columns: 1fr; gap: 52px; }
  .contact-form-wrapper { padding: 38px 32px; }
}

/* Nav intermedio – reducir padding entre 961px y 1100px */
@media (min-width: 961px) and (max-width: 1100px) {
  .nav-link { padding: 7px 10px; font-size: .82rem; }
  .nav-cta  { padding: 9px 14px; }
  .nav-container { padding-inline: 16px; }
}

/* Nav mobile – hamburger a 960px */
@media (max-width: 960px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    gap: 4px;
    box-shadow: var(--shadow-xl);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: var(--tr);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-links li { display: block; width: 100%; }
  .nav-link { display: block; width: 100%; color: var(--clr-text-md) !important; padding: 13px 18px; border-radius: var(--radius); box-sizing: border-box; }
  .nav-link:hover { background: var(--clr-accent-lt); color: var(--clr-primary-lt) !important; }
  .nav-cta { margin-top: 8px; text-align: center; box-shadow: none; }
}

/* Mobile – layout */
@media (max-width: 768px) {
  /* Hero */
  .hero-stats { gap: 20px; }
  .hero-stat-divider { display: none; }

  /* Servicios */
  .services-grid { grid-template-columns: 1fr; max-width: 380px; margin-inline: auto; }

  /* Galería */
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }
  .gallery-item--large { grid-column: 1 / 3; grid-row: 1; height: 220px; }
  .gallery-item { height: 180px; }

  /* Testimonios */
  .testimonials-grid { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }

  /* Formulario */
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrapper { padding: 30px 22px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-brand { grid-column: 1; }
}

/* Mobile pequeño */
@media (max-width: 480px) {
  .hero-title { font-size: 2.3rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item--large { grid-column: 1; height: 240px; }
  .gallery-item { height: 200px; }
  .mv-card { padding: 32px 24px; }
  .section-title { font-size: 1.8rem; }
}