/* ============================================================
   GLASSCOR POOL — Estilos principales
   ============================================================ */

/* Variables CSS */
:root {
  --color-primary:      #003366;
  --color-primary-dark: #001f44;
  --color-primary-light:#004d99;
  --color-secondary:    #0099cc;
  --color-accent:       #00c9a7;
  --color-accent-dark:  #009d82;
  --color-dark:         #0f172a;
  --color-text:         #1e293b;
  --color-text-light:   #64748b;
  --color-text-muted:   #94a3b8;
  --color-bg-light:     #f0f9ff;
  --color-bg-section:   #f8fafc;
  --color-white:        #ffffff;
  --color-border:       #e2e8f0;
  --color-success:      #10b981;
  --color-error:        #ef4444;

  --font-main:   'Inter', system-ui, -apple-system, sans-serif;
  --font-heading:'Raleway', 'Inter', system-ui, sans-serif;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 10px 40px rgba(0,0,0,.14);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.18);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --transition-fast: 0.15s ease;

  --max-width:  1200px;
  --section-py: 96px;
}

/* ============================================================
   TIPOGRAFÍA BASE
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Raleway:wght@700;800;900&display=swap');

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-white);
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-dark);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 900; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.6rem); font-weight: 800; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 700; }
h4 { font-size: 1.15rem; font-weight: 600; }

p { line-height: 1.75; color: var(--color-text-light); }

.lead { font-size: 1.2rem; color: var(--color-text-light); line-height: 1.7; }

/* ============================================================
   UTILIDADES
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-py { padding: var(--section-py) 0; }
.section-bg { background: var(--color-bg-section); }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}
.section-header p { margin-top: 16px; font-size: 1.1rem; }

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0,153,204,.1);
  color: var(--color-secondary);
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.text-center { text-align: center; }
.text-white { color: var(--color-white) !important; }
.text-primary { color: var(--color-primary) !important; }
.text-accent { color: var(--color-accent) !important; }

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: .95rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.15);
  opacity: 0;
  transition: var(--transition-fast);
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(0,153,204,.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,153,204,.45);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-sm { padding: 10px 24px; font-size: .875rem; }
.btn-lg { padding: 18px 44px; font-size: 1.05rem; }

/* ============================================================
   HEADER / NAVEGACIÓN
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}
.site-header.scrolled {
  background: rgba(0,22,51,.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
  transition: padding var(--transition);
}
.site-header.scrolled .header-inner { padding: 14px 24px; }

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.site-logo img {
  height: 44px;
  width: auto;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.logo-text .logo-main {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: -.02em;
}
.logo-text .logo-main span { color: var(--color-accent); }
.logo-text .logo-sub {
  font-size: .65rem;
  font-weight: 600;
  color: rgba(255,255,255,.6);
  letter-spacing: .15em;
  text-transform: uppercase;
}

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 14px;
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.85);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  position: relative;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 14px; right: 14px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.main-nav a:hover, .main-nav a.active {
  color: var(--color-white);
}
.main-nav a:hover::after, .main-nav a.active::after {
  transform: scaleX(1);
}

.nav-dropdown {
  position: relative;
}
.nav-dropdown-toggle { display: flex; align-items: center; gap: 4px; }
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 200px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 10px 16px;
  color: var(--color-text) !important;
  font-size: .875rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.nav-dropdown-menu a::after { display: none; }
.nav-dropdown-menu a:hover {
  background: var(--color-bg-light);
  color: var(--color-secondary) !important;
}

.header-cta { display: flex; align-items: center; gap: 12px; }
.header-phone {
  color: rgba(255,255,255,.75);
  font-size: .875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}
.header-phone svg { color: var(--color-accent); }

/* Botón hamburguesa */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: rgba(0,22,51,.98);
  backdrop-filter: blur(12px);
  padding: 20px 24px;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 16px;
  color: rgba(255,255,255,.85);
  font-weight: 500;
  border-radius: var(--radius-sm);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.mobile-nav a:hover { background: rgba(255,255,255,.08); color: var(--color-white); }
.mobile-nav .btn { margin-top: 16px; text-align: center; justify-content: center; }

/* ============================================================
   HERO PRINCIPAL
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary-dark);
}
/* ── Carrusel hero ────────────────────────────────────────── */
.hero-carousel {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.4s ease;
  will-change: opacity;
}
.hero-slide.active { opacity: 1; }
.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(0,22,51,.90) 0%,
    rgba(0,51,102,.72) 40%,
    rgba(0,153,204,.32) 100%);
  pointer-events: none;
}
.hero-gradient::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(0,201,167,.14) 0%, transparent 70%);
}
/* Flechas */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  background: rgba(255,255,255,.12);
  border: 2px solid rgba(255,255,255,.3);
  color: #fff;
  font-size: 2.2rem;
  line-height: 1;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .25s, border-color .25s, transform .25s;
  padding: 0;
}
.carousel-btn:hover {
  background: rgba(0,201,167,.45);
  border-color: var(--color-accent);
  transform: translateY(-50%) scale(1.1);
}
.carousel-prev { left: 24px; }
.carousel-next { right: 24px; }
/* Puntos */
.carousel-dots {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 4;
}
.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,.55);
  background: transparent;
  cursor: pointer;
  transition: all .3s;
  padding: 0;
}
.carousel-dot.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: scale(1.35);
}
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.hero-particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(0,201,167,.15);
  animation: float-particle 8s ease-in-out infinite;
}
@keyframes float-particle {
  0%, 100% { transform: translateY(0) scale(1); opacity: .3; }
  50% { transform: translateY(-40px) scale(1.1); opacity: .6; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 120px 24px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-text { animation: fade-up .8s ease both; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,201,167,.15);
  border: 1px solid rgba(0,201,167,.3);
  color: var(--color-accent);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-title {
  color: var(--color-white);
  margin-bottom: 24px;
  line-height: 1.1;
}
.hero-title em {
  font-style: normal;
  color: var(--color-accent);
  position: relative;
}
.hero-desc {
  color: rgba(255,255,255,.75);
  font-size: 1.15rem;
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stat {}
.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
}
.hero-stat-number span { color: var(--color-accent); }
.hero-stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.55);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: fade-up .8s .2s ease both;
}
.hero-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.hero-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, rgba(0,100,200,.4), rgba(0,201,167,.3));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.hero-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,.4));
}
.hero-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.hero-card-mini {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.hero-card-mini-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}
.hero-card-mini-text {}
.hero-card-mini-text strong {
  display: block;
  color: var(--color-white);
  font-size: .9rem;
  font-weight: 700;
}
.hero-card-mini-text span {
  color: rgba(255,255,255,.5);
  font-size: .75rem;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   SCROLL INDICATOR
   ============================================================ */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fade-up 1s .6s ease both;
}
.scroll-indicator span {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
}
.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,.3);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.scroll-mouse::before {
  content: '';
  width: 4px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: scroll-dot 1.8s ease infinite;
}
@keyframes scroll-dot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  80% { transform: translateY(12px); opacity: 0; }
}

/* ============================================================
   SECCIÓN: POR QUÉ ELEGIRNOS
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  transform: scaleX(0);
  transition: transform var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
  border-color: transparent;
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0,153,204,.1), rgba(0,201,167,.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.75rem;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
}
.feature-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.feature-card p { font-size: .9rem; }

/* ============================================================
   SECCIÓN: SERVICIOS
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}
.service-img {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.service-card:hover .service-img img { transform: scale(1.08); }
.service-img .service-icon-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg,
    rgba(0,51,102,.7),
    rgba(0,153,204,.4));
}
.service-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-body h3 { margin-bottom: 12px; font-size: 1.2rem; }
.service-body p { flex: 1; font-size: .9rem; margin-bottom: 20px; }
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-secondary);
  font-weight: 600;
  font-size: .9rem;
  transition: var(--transition-fast);
}
.service-link svg { transition: transform var(--transition-fast); }
.service-link:hover { color: var(--color-accent); }
.service-link:hover svg { transform: translateX(4px); }

/* ============================================================
   SECCIÓN: ESTADÍSTICAS / NÚMEROS
   ============================================================ */
.stats-section {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  padding: var(--section-py) 0;
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,201,167,.12) 0%, transparent 70%);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  position: relative;
  z-index: 1;
}
.stat-item {
  text-align: center;
  padding: 16px;
}
.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-number span { color: var(--color-accent); }
.stat-label {
  font-size: .9rem;
  color: rgba(255,255,255,.65);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .08em;
}

/* ============================================================
   SECCIÓN: TIPOS DE VIDRIO
   ============================================================ */
.glass-types-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.glass-type-card {
  display: flex;
  gap: 24px;
  padding: 32px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  align-items: flex-start;
}
.glass-type-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary);
  transform: translateY(-4px);
}
.glass-type-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.glass-type-body h3 { font-size: 1.1rem; margin-bottom: 8px; }
.glass-type-body p { font-size: .9rem; }
.glass-type-tag {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 12px;
  background: rgba(0,153,204,.08);
  color: var(--color-secondary);
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 700;
}

/* ============================================================
   SECCIÓN: PROYECTOS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}
.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.project-card:hover img { transform: scale(1.08); }
.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,20,50,.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  transition: var(--transition);
}
.project-overlay-hidden {
  position: absolute;
  inset: 0;
  background: rgba(0,51,102,.85);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  opacity: 0;
  transition: var(--transition);
}
.project-card:hover .project-overlay-hidden { opacity: 1; }
.project-card:hover .project-overlay { opacity: 0; }
.project-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-accent);
  color: var(--color-dark);
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.project-overlay h3 { color: var(--color-white); font-size: 1.1rem; }
.project-overlay p { color: rgba(255,255,255,.7); font-size: .85rem; margin-top: 4px; }

.project-card.featured {
  grid-column: span 2;
  aspect-ratio: 2/1;
}

/* ============================================================
   SECCIÓN: PROCESO DE TRABAJO
   ============================================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  z-index: 0;
}
.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}
.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--color-white);
  margin-bottom: 24px;
  box-shadow: 0 0 0 8px rgba(0,153,204,.12);
  transition: var(--transition);
}
.process-step:hover .step-number {
  box-shadow: 0 0 0 12px rgba(0,153,204,.2);
  transform: scale(1.08);
}
.process-step h3 { font-size: 1rem; margin-bottom: 10px; }
.process-step p { font-size: .875rem; }

/* ============================================================
   SECCIÓN: TIENDA / PRODUCTOS
   ============================================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.product-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
  border-color: transparent;
}
.product-img {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-bg-light), rgba(0,153,204,.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
}
.product-img img { width: 100%; height: 100%; object-fit: cover; }
.product-badge-new {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-accent);
  color: var(--color-dark);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 700;
}
.product-body { padding: 24px; }
.product-body h3 { font-size: 1rem; margin-bottom: 8px; }
.product-body p { font-size: .875rem; margin-bottom: 16px; }
.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
}
.product-price {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
}
.product-price .price-note {
  font-size: .7rem;
  font-weight: 400;
  color: var(--color-text-muted);
  font-family: var(--font-main);
  display: block;
  margin-top: 2px;
}

/* ============================================================
   SECCIÓN: TESTIMONIALS
   ============================================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-secondary);
}
.testimonial-quote {
  font-size: 3rem;
  line-height: 1;
  color: var(--color-secondary);
  opacity: .3;
  margin-bottom: 8px;
  font-family: Georgia, serif;
}
.testimonial-text {
  font-size: .95rem;
  line-height: 1.75;
  color: var(--color-text);
  margin-bottom: 24px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.testimonial-author-info strong {
  display: block;
  font-size: .9rem;
  color: var(--color-dark);
}
.testimonial-author-info span {
  font-size: .8rem;
  color: var(--color-text-muted);
}
.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
}
.testimonial-stars span { color: #f59e0b; font-size: 1rem; }

/* ============================================================
   SECCIÓN: CONTACTO CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
  border-radius: var(--radius-xl);
  padding: 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,201,167,.15) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,153,204,.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { color: var(--color-white); margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,.75); font-size: 1.1rem; margin-bottom: 40px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }
.cta-contact-info {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.cta-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,.8);
}
.cta-contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.cta-contact-item strong { display: block; color: var(--color-white); font-size: .9rem; }
.cta-contact-item span { font-size: .85rem; }

/* ============================================================
   FORMULARIOS
   ============================================================ */
.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}
.form-label .required { color: var(--color-error); margin-left: 4px; }
.form-control {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: .95rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: var(--transition-fast);
  -webkit-appearance: none;
}
.form-control:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 4px rgba(0,153,204,.1);
  outline: none;
}
.form-control::placeholder { color: var(--color-text-muted); }
.form-control.error { border-color: var(--color-error); }
.form-error {
  font-size: .8rem;
  color: var(--color-error);
  margin-top: 6px;
  display: none;
}
.form-error.visible { display: block; }
textarea.form-control { resize: vertical; min-height: 130px; }
select.form-control { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2364748b' d='M6 8L0 0h12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; cursor: pointer; }

.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-secondary);
}
.form-check label {
  font-size: .875rem;
  color: var(--color-text-light);
  cursor: pointer;
  line-height: 1.5;
}
.form-check label a { color: var(--color-secondary); text-decoration: underline; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,.7);
}
.footer-main {
  padding: 80px 0 48px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
}

.footer-brand {}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.footer-logo .logo-main { font-size: 1.3rem; color: var(--color-white); }
.footer-desc {
  font-size: .9rem;
  line-height: 1.75;
  margin-bottom: 28px;
  max-width: 300px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.social-link {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition-fast);
  color: rgba(255,255,255,.6);
}
.social-link:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-col h4 {
  color: var(--color-white);
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a::before {
  content: '›';
  color: var(--color-accent);
  font-weight: 700;
  transition: transform var(--transition-fast);
}
.footer-links a:hover { color: var(--color-white); }
.footer-links a:hover::before { transform: translateX(3px); }

.footer-contact { display: flex; flex-direction: column; gap: 14px; }
.footer-contact-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: .875rem;
}
.footer-contact-item .icon {
  color: var(--color-accent);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.footer-contact-item a {
  color: rgba(255,255,255,.55);
  transition: var(--transition-fast);
}
.footer-contact-item a:hover { color: var(--color-white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 24px 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copyright { font-size: .8rem; }
.footer-legal-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-legal-links a {
  font-size: .8rem;
  color: rgba(255,255,255,.4);
  transition: var(--transition-fast);
}
.footer-legal-links a:hover { color: rgba(255,255,255,.8); }

/* ============================================================
   BANNER DE COOKIES
   ============================================================ */
#cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 9999;
  background: rgba(10,16,32,.97);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 24px;
  transform: translateY(100%);
  transition: transform .4s cubic-bezier(.4,0,.2,1);
}
#cookie-banner.visible { transform: translateY(0); }
.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.cookie-text { flex: 1; min-width: 280px; }
.cookie-text h3 { color: var(--color-white); font-size: 1rem; margin-bottom: 8px; }
.cookie-text p { font-size: .875rem; color: rgba(255,255,255,.65); }
.cookie-text a { color: var(--color-accent); text-decoration: underline; }
.cookie-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-cookie-accept {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  color: var(--color-white);
  padding: 11px 28px;
  border-radius: 50px;
  font-size: .875rem;
  font-weight: 600;
  transition: var(--transition-fast);
}
.btn-cookie-accept:hover { opacity: .9; }
.btn-cookie-reject {
  color: rgba(255,255,255,.6);
  padding: 11px 20px;
  font-size: .875rem;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50px;
  transition: var(--transition-fast);
}
.btn-cookie-reject:hover { color: var(--color-white); border-color: rgba(255,255,255,.5); }
.btn-cookie-settings {
  color: rgba(255,255,255,.5);
  padding: 11px 16px;
  font-size: .8rem;
  border-radius: 50px;
  transition: var(--transition-fast);
  text-decoration: underline;
}
.btn-cookie-settings:hover { color: rgba(255,255,255,.8); }

/* Botón flotante gestión cookies */
#cookie-manage-btn {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 998;
  background: var(--color-dark);
  color: rgba(255,255,255,.7);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50px;
  padding: 8px 16px;
  font-size: .75rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: var(--transition-fast);
  opacity: 0;
  pointer-events: none;
}
#cookie-manage-btn.visible {
  opacity: 1;
  pointer-events: auto;
}
#cookie-manage-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

/* ============================================================
   PAGE HEADER (interior pages)
   ============================================================ */
.page-header {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}
.page-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(0,201,167,.12) 0%, transparent 60%);
}
.page-header-content {
  position: relative;
  z-index: 1;
  text-align: center;
}
.page-header h1 { color: var(--color-white); margin-bottom: 16px; }
.page-header .lead { color: rgba(255,255,255,.75); }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  font-size: .875rem;
  color: rgba(255,255,255,.5);
}
.breadcrumb a { color: rgba(255,255,255,.6); transition: var(--transition-fast); }
.breadcrumb a:hover { color: var(--color-white); }
.breadcrumb-sep { color: rgba(255,255,255,.3); }

/* ============================================================
   TABLAS / LISTAS DE CARACTERÍSTICAS
   ============================================================ */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.feature-list-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: .95rem;
  color: var(--color-text-light);
}
.feature-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
  font-size: .75rem;
  font-weight: 700;
  margin-top: 1px;
}

/* ============================================================
   WHATSAPP FLOAT BUTTON
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 84px;
  right: 24px;
  z-index: 997;
  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,.4);
  transition: var(--transition);
  color: white;
  font-size: 1.6rem;
  text-decoration: none;
}
.whatsapp-float:hover {
  transform: scale(1.12) translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,.5);
}
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,.3);
  animation: pulse-ring 2s ease infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(1); opacity: .6; }
  100% { transform: scale(1.3); opacity: 0; }
}

/* ============================================================
   ANIMACIONES DE ENTRADA (Intersection Observer)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ============================================================
   PÁGINAS LEGALES
   ============================================================ */
.legal-content {
  max-width: 820px;
  margin: 0 auto;
  padding: var(--section-py) 24px;
}
.legal-content h2 {
  font-size: 1.4rem;
  color: var(--color-primary);
  margin: 40px 0 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-bg-section);
}
.legal-content h3 { font-size: 1.1rem; margin: 24px 0 12px; }
.legal-content p { margin-bottom: 16px; font-size: .95rem; line-height: 1.8; }
.legal-content ul { margin: 12px 0 20px 24px; }
.legal-content ul li {
  font-size: .95rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 8px;
  list-style: disc;
}
.legal-content a { color: var(--color-secondary); text-decoration: underline; }
.legal-info-box {
  background: var(--color-bg-light);
  border-left: 4px solid var(--color-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin: 24px 0;
}
.legal-info-box p { margin: 0; font-size: .9rem; }
.legal-info-box strong { color: var(--color-primary); }

/* Tabla de cookies */
.cookies-table-wrapper { overflow-x: auto; margin: 24px 0; }
.cookies-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.cookies-table th {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
}
.cookies-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-light);
}
.cookies-table tr:nth-child(even) td { background: var(--color-bg-section); }

/* ============================================================
   MAPA / IFRAME PLACEHOLDER
   ============================================================ */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 380px;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}
.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================================
   FAQ ACCORDION
   ============================================================ */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: var(--color-white);
  gap: 16px;
  transition: var(--transition-fast);
}
.faq-question:hover { background: var(--color-bg-light); }
.faq-question h3 { font-size: 1rem; font-weight: 600; color: var(--color-dark); }
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-secondary);
  font-size: 1.2rem;
  transition: transform var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--color-secondary); color: white; }
.faq-answer {
  display: none;
  padding: 0 24px 20px;
  background: var(--color-white);
}
.faq-item.open .faq-answer { display: block; }
.faq-answer p { font-size: .9rem; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.contact-info-card {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border-radius: var(--radius-xl);
  padding: 48px;
  color: var(--color-white);
}
.contact-info-card h2 { color: var(--color-white); margin-bottom: 12px; }
.contact-info-card .lead { color: rgba(255,255,255,.75); margin-bottom: 40px; }
.contact-detail-list { display: flex; flex-direction: column; gap: 24px; }
.contact-detail-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-detail-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-detail-item strong { display: block; color: var(--color-white); font-size: .9rem; margin-bottom: 4px; }
.contact-detail-item span, .contact-detail-item a {
  color: rgba(255,255,255,.65);
  font-size: .875rem;
}
.contact-detail-item a:hover { color: var(--color-accent); }
.contact-schedule {
  margin-top: 32px;
  padding: 24px;
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,.12);
}
.contact-schedule h4 { color: var(--color-white); margin-bottom: 12px; }
.contact-schedule p { color: rgba(255,255,255,.65); font-size: .875rem; }

.contact-form-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
}
.contact-form-box h2 { margin-bottom: 8px; }
.contact-form-box .lead { margin-bottom: 32px; }

/* ============================================================
   MEJORAS GLOBALES — componentes nuevos
   ============================================================ */

/* ── 1. Barra de progreso de scroll ──────────────────────── */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  z-index: 9999; transition: width .08s linear;
  pointer-events: none;
}

/* ── 2. Botón volver arriba ──────────────────────────────── */
#back-to-top {
  position: fixed; bottom: 5.5rem; right: 1.4rem;
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; box-shadow: 0 4px 18px rgba(0,0,0,.28);
  opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .3s;
  z-index: 9997;
}
#back-to-top.visible { opacity: 1; pointer-events: auto; }
#back-to-top:hover { transform: translateY(-3px) scale(1.08); }

/* ── 3. Strip de estadísticas oscuro ─────────────────────── */
.stats-strip {
  background: var(--color-dark);
  padding: .9rem var(--spacing-4);
  display: flex; gap: 1.5rem; flex-wrap: wrap; align-items: center;
  border-bottom: 1px solid rgba(0,201,167,.2);
}
.stats-strip-item { display: flex; align-items: center; gap: .5rem; }
.stats-strip-num { font-size: 1.5rem; font-weight: 800; color: var(--color-accent); line-height: 1; }
.stats-strip-label { font-size: .72rem; color: rgba(255,255,255,.6); line-height: 1.3; }
.stats-strip-sep { width: 1px; height: 30px; background: rgba(255,255,255,.12); flex-shrink: 0; }

/* ── 4. Píldoras de certificados ─────────────────────────── */
.cert-row {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 10px 0; margin: 0 0 20px;
}
.cert-pill {
  display: inline-flex; align-items: center; gap: 5px;
  background: rgba(0,201,167,.1); border: 1px solid rgba(0,201,167,.35);
  color: var(--color-accent-dark); font-size: .7rem; font-weight: 700;
  padding: 4px 10px; border-radius: 20px; letter-spacing: .05em;
}
.cert-pill::before { content: '✓'; font-size: .75rem; }

/* ── 5. Barras de valoración en tarjetas de vidrio ──────── */
.glass-rating { margin-top: 12px; }
.glass-rating-row {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 5px; font-size: .73rem; color: var(--color-text-light);
}
.glass-rating-label { width: 90px; flex-shrink: 0; }
.glass-rating-track { flex: 1; height: 6px; background: #e2edf5; border-radius: 3px; overflow: hidden; }
.glass-rating-fill {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width 1.2s ease;
}
.glass-rating-val { width: 30px; text-align: right; font-weight: 700; color: var(--color-primary); flex-shrink: 0; }

/* ── 6. Tarjetas de sector de aplicación ─────────────────── */
.sector-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px; margin: 20px 0;
}
.sector-card {
  background: linear-gradient(135deg, var(--color-bg-light), #e4f3fb);
  border: 1px solid rgba(0,153,204,.18); border-radius: var(--radius-lg);
  padding: 20px 16px; text-align: center;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.sector-card:hover { transform: translateY(-4px); border-color: var(--color-secondary); box-shadow: var(--shadow-md); }
.sector-emoji, .sector-icon { font-size: 1.9rem; margin-bottom: 8px; display: block; }
.sector-name { font-weight: 700; font-size: .87rem; color: var(--color-primary); margin: 0 0 4px; display: block; }
.sector-desc { font-size: .75rem; color: var(--color-text-light); margin: 0; line-height: 1.45; }
.sector-card h3 { font-weight: 700; font-size: .9rem; color: var(--color-primary); margin: 0 0 6px; }
.sector-card p { font-size: .78rem; color: var(--color-text-light); margin: 0; line-height: 1.5; }

/* ── 7. Calculadora de espesores ─────────────────────────── */
.glass-calc {
  background: linear-gradient(135deg, var(--color-bg-light), #e7f5fb);
  border: 1px solid rgba(0,201,167,.3); border-radius: var(--radius-xl);
  padding: 1.6rem; margin: 32px 0;
}
.glass-calc h3 { font-size: 1rem; font-weight: 800; color: var(--color-primary); margin: 0 0 6px; }
.glass-calc > p { font-size: .85rem; color: var(--color-text-light); margin: 0 0 1.2rem; }
.glass-calc-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr auto;
  gap: .6rem; align-items: end; margin-bottom: .8rem;
}
.calc-field label { display: block; font-size: .72rem; font-weight: 700; color: var(--color-primary); margin-bottom: .3rem; text-transform: uppercase; letter-spacing: .05em; }
.calc-field input {
  width: 100%; padding: .45rem .7rem;
  border: 1px solid rgba(0,201,167,.4); border-radius: 7px;
  font-family: inherit; font-size: .86rem; color: var(--color-primary);
  background: #fff; box-sizing: border-box;
}
.calc-field input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(0,201,167,.15); }
.calc-btn {
  padding: .48rem 1.2rem;
  background: linear-gradient(125deg, var(--color-secondary), var(--color-accent));
  border: none; border-radius: 7px; color: #fff;
  font-family: inherit; font-size: .84rem; font-weight: 700;
  cursor: pointer; white-space: nowrap; height: 38px;
  transition: opacity .2s;
}
.calc-btn:hover { opacity: .88; }
.calc-result {
  display: none; background: #fff;
  border: 1px solid rgba(0,201,167,.3); border-radius: var(--radius-md);
  padding: 1rem 1.2rem; font-size: .87rem;
}
.calc-result.visible { display: block; animation: fadeSlideUp .3s ease; }
.calc-result-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: .45rem 0; border-bottom: 1px solid rgba(0,201,167,.12);
}
.calc-result-row:last-child { border-bottom: none; }
.calc-lbl { color: var(--color-text-light); font-size: .83rem; }
.calc-val { font-weight: 800; color: var(--color-primary); font-size: .95rem; }
.calc-rec {
  margin-top: .8rem; padding: .7rem 1rem;
  background: rgba(0,201,167,.1); border-left: 3px solid var(--color-accent);
  border-radius: 0 8px 8px 0; font-size: .86rem; color: var(--color-primary);
}
.calc-note { font-size: .72rem; color: var(--color-text-muted); margin: .5rem 0 0; }
@keyframes fadeSlideUp { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }
@media(max-width:600px) { .glass-calc-grid { grid-template-columns: 1fr 1fr; } .calc-btn { grid-column: 1/-1; } }

/* ── 8. Tabla comparativa de vidrios ─────────────────────── */
.compare-table-wrap { overflow-x: auto; margin: 16px 0 24px; }
.compare-table { width: 100%; border-collapse: collapse; font-size: .86rem; border-radius: 10px; overflow: hidden; }
.compare-table th { background: var(--color-primary); color: #e9f6ff; padding: 10px 14px; text-align: left; font-size: .82rem; }
.compare-table td { padding: 9px 14px; border-bottom: 1px solid rgba(0,51,102,.1); color: var(--color-text-light); vertical-align: top; }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tr:nth-child(even) td { background: var(--color-bg-light); }
.compare-table .best-row td { background: rgba(0,201,167,.07); font-weight: 600; color: var(--color-primary); }
.compare-check { color: var(--color-success); font-weight: 700; }
.compare-minus { color: var(--color-text-muted); }
.badge-best { display: inline-block; padding: 2px 8px; border-radius: 10px; background: var(--color-accent); color: #fff; font-size: .65rem; font-weight: 700; margin-left: 4px; vertical-align: middle; }

/* ── 9. Acordeón técnico expandible ─────────────────────── */
.tech-accordion { margin: 20px 0; }
.tech-acc-item {
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  margin-bottom: 8px; overflow: hidden;
  background: var(--color-white);
}
.tech-acc-header {
  width: 100%; text-align: left; padding: 14px 20px;
  background: none; border: none; font-family: inherit;
  font-size: .95rem; font-weight: 700; color: var(--color-primary);
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  transition: background .15s;
}
.tech-acc-header:hover { background: var(--color-bg-light); }
.tech-acc-header.open { background: var(--color-bg-light); }
.tech-acc-arrow { font-size: .9rem; transition: transform .25s; flex-shrink: 0; color: var(--color-accent); }
.tech-acc-header.open .tech-acc-arrow { transform: rotate(180deg); }
.tech-acc-body { display: none; padding: 0 20px 20px; }
.tech-acc-body.open { display: block; }
.tech-acc-body p { color: var(--color-text-light); line-height: 1.75; margin: 0 0 12px; font-size: .9rem; }

/* ── 10. Lightbox ─────────────────────────────────────────── */
#lightbox {
  position: fixed; inset: 0; z-index: 9900;
  background: rgba(0,0,0,.93);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
#lightbox.open { opacity: 1; pointer-events: all; }
#lightbox-img { max-width: 92vw; max-height: 85vh; object-fit: contain; border-radius: 6px; display: block; }
#lightbox-cap { color: rgba(255,255,255,.6); font-size: .8rem; text-align: center; margin-top: 8px; }
.lb-close, .lb-prev, .lb-next {
  position: fixed; background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2); color: #fff;
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; cursor: pointer; transition: background .15s;
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover { background: rgba(0,201,167,.3); }
.lb-close { top: 1rem; right: 1.2rem; font-size: 1.1rem; }
.lb-prev { top: 50%; left: 1rem; transform: translateY(-50%); }
.lb-next { top: 50%; right: 1rem; transform: translateY(-50%); }

/* ── 11. Vídeo YouTube (lazy click-to-play) ─────────────── */
.yt-embed {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-lg); margin: 16px 0;
  position: relative; aspect-ratio: 16/9; background: #000;
}
.yt-thumb { display: block; position: absolute; inset: 0; text-decoration: none; cursor: pointer; }
.yt-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .25s; }
.yt-thumb:hover img { transform: scale(1.03); }
.yt-play {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.35); transition: background .2s;
}
.yt-thumb:hover .yt-play { background: rgba(0,0,0,.55); }
.yt-play-icon {
  width: 64px; height: 64px; background: #ff0000; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(0,0,0,.5); transition: transform .2s;
}
.yt-thumb:hover .yt-play-icon { transform: scale(1.1); }
.yt-play-icon::after {
  content: ''; border-style: solid;
  border-width: 10px 0 10px 20px;
  border-color: transparent transparent transparent #fff;
  margin-left: 4px;
}
.yt-embed iframe { display: block; width: 100%; height: 100%; border: 0; position: absolute; inset: 0; }

/* ── 12. Caja de destacado / nota técnica ────────────────── */
.highlight-box {
  background: var(--color-bg-light);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 14px 18px; margin: 14px 0;
}
.highlight-box strong { display: block; color: var(--color-primary); margin-bottom: 6px; }
.highlight-box p { margin: 0; color: var(--color-text-light); font-size: .9rem; line-height: 1.65; }
.highlight-warn {
  background: #fff8e1; border-left: 4px solid #f59e0b;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 14px 18px; margin: 14px 0;
}
.highlight-warn strong { color: #92400e; display: block; margin-bottom: 5px; }
.highlight-warn p { margin: 0; color: #78350f; font-size: .9rem; line-height: 1.65; }

/* ── 13. Tarjetas de ventaja técnica ─────────────────────── */
.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin: 20px 0; }
.feat-card {
  background: var(--color-white); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 20px 16px; text-align: center;
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;
}
.feat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.feat-emoji, .feat-icon { font-size: 2rem; margin-bottom: 10px; display: block; }
.feat-title { font-weight: 700; font-size: .88rem; color: var(--color-primary); margin: 0 0 6px; }
.feat-desc { font-size: .76rem; color: var(--color-text-light); margin: 0; line-height: 1.5; }
.feat-card > div { text-align: left; }
.feat-card > div strong { font-size: .88rem; color: var(--color-primary); display: block; margin-bottom: 2px; }
.feat-card > div small { font-size: .74rem; color: var(--color-text-light); }

/* ── 14. Comparativa vidrio vs metacrilato ───────────────── */
.vs-table-wrap { overflow-x: auto; margin: 20px 0; }
.vs-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.vs-table th { background: var(--color-primary); color: #fff; padding: 10px 14px; font-size: .82rem; }
.vs-table td { padding: 9px 14px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.vs-table tr:last-child td { border-bottom: none; }
.vs-table tr:nth-child(even) td { background: var(--color-bg-section); }
.vs-win { color: var(--color-success); font-weight: 700; }
.vs-loss { color: var(--color-error); }
.vs-header-glass { background: rgba(0,153,204,.12) !important; color: var(--color-primary) !important; font-weight: 800 !important; }
.vs-header-acril { background: rgba(100,116,139,.1) !important; color: var(--color-text-light) !important; }

/* ── 15. Fórmulas técnicas ───────────────────────────────── */
.formula-box {
  background: rgba(0,51,102,.05); border: 1px solid rgba(0,51,102,.2);
  border-radius: var(--radius-md); padding: 16px 18px; margin: 12px 0;
  font-family: 'Courier New', monospace; font-size: .9rem; color: var(--color-primary);
}
.formula-box strong { display: block; font-family: inherit; font-size: .82rem; margin-bottom: 8px; color: var(--color-secondary); }
details.tech-detail { margin: 10px 0; border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; }
details.tech-detail summary {
  padding: 11px 16px; cursor: pointer; font-size: .9rem; font-weight: 700;
  color: var(--color-primary); background: var(--color-bg-light);
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
details.tech-detail summary::-webkit-details-marker { display: none; }
details.tech-detail summary::after { content: '▾'; font-size: .85rem; transition: transform .2s; color: var(--color-accent); }
details.tech-detail[open] summary::after { transform: rotate(-180deg); }
details.tech-detail .detail-body { padding: 14px 16px; }

/* ── 16. Galería con filtro ─────────────────────────────── */
.gallery-filter { display: flex; gap: .4rem; flex-wrap: wrap; padding: .8rem 0; }
.gallery-filter-btn {
  padding: .32rem .9rem; border-radius: 20px;
  border: 1px solid rgba(0,153,204,.35); background: transparent;
  color: var(--color-primary); font-size: .78rem; font-weight: 600;
  cursor: pointer; transition: background .15s, border-color .15s, color .15s;
  font-family: inherit;
}
.gallery-filter-btn:hover { background: rgba(0,153,204,.1); border-color: var(--color-secondary); }
.gallery-filter-btn.active { background: var(--color-secondary); border-color: var(--color-secondary); color: #fff; }

/* ── 17. Silicona en stock badge ────────────────────────── */
.stock-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(16,185,129,.1); border: 1px solid rgba(16,185,129,.3);
  color: #065f46; font-size: .8rem; font-weight: 700;
  padding: 5px 12px; border-radius: 20px;
}
.stock-badge::before { content: '●'; color: #10b981; font-size: .6rem; }

/* ── 18. Barra sticky CTA ───────────────────────────────── */
#sticky-cta-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 500;
  background: var(--color-dark); border-top: 1px solid rgba(0,201,167,.3);
  padding: .65rem 24px; display: flex; align-items: center;
  justify-content: space-between; gap: .75rem;
  transform: translateY(100%); transition: transform .28s ease;
}
#sticky-cta-bar.visible { transform: translateY(0); }
.sticky-cta-text { font-size: .82rem; color: rgba(255,255,255,.7); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sticky-cta-btns { display: flex; gap: .5rem; flex-shrink: 0; }
.sticky-cta-btn { padding: .42rem .9rem; border-radius: 20px; font-size: .8rem; font-weight: 700; text-decoration: none; border: none; cursor: pointer; font-family: inherit; transition: opacity .15s; }
.sticky-cta-btn.primary { background: linear-gradient(125deg, var(--color-secondary), var(--color-accent)); color: #fff; }
.sticky-cta-btn.secondary { background: transparent; border: 1px solid rgba(0,201,167,.4); color: var(--color-accent); }
.sticky-cta-close { background: none; border: none; color: rgba(255,255,255,.5); font-size: 1.2rem; cursor: pointer; padding: 0 0 0 .4rem; line-height: 1; }

/* ── 19. Sección de proceso con línea de tiempo ─────────── */
.timeline { position: relative; margin: 32px 0; padding: 0; }
.timeline::before {
  content: ''; position: absolute; left: 24px; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(180deg, var(--color-secondary), var(--color-accent));
}
.timeline-item { display: flex; gap: 20px; margin-bottom: 28px; position: relative; }
.timeline-dot {
  width: 50px; height: 50px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 1rem; box-shadow: var(--shadow-md); z-index: 1;
}
.timeline-content { padding-top: 10px; }
.timeline-content h3 { font-size: 1rem; color: var(--color-primary); margin: 0 0 6px; }
.timeline-content p { font-size: .87rem; color: var(--color-text-light); margin: 0; line-height: 1.7; }

/* ── 20. Tags de tipo de proyecto ───────────────────────── */
.project-type-tag {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: .7rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; margin-bottom: 6px;
}
.tag-hotel { background: #dbeeff; color: #1055a0; }
.tag-residencial { background: #dcf5e4; color: #1a6b38; }
.tag-acuario { background: #fde8d8; color: #9a3412; }
.tag-internacional { background: #ede9fe; color: #5b21b6; }
.tag-piscina { background: #e0f2fe; color: #0369a1; }
.tag-rebosante { background: #cceeff; color: #005580; }
.tag-estanca { background: #dde4ff; color: #1e3a8a; }
.tag-elevada { background: #ede9fe; color: #4c1d95; }
.tag-ventana { background: #ccfbf1; color: #115e59; }
.tag-fondo { background: #e0f2fe; color: #075985; }

/* ── Alias de clases de timeline ─────────────────────────── */
.timeline-icon { width: 50px; height: 50px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: .85rem; box-shadow: var(--shadow-md); z-index: 1; }
.timeline-body { padding-top: 10px; }
.timeline-body h4 { font-size: 1rem; color: var(--color-primary); margin: 0 0 6px; font-weight: 700; }
.timeline-body p { font-size: .87rem; color: var(--color-text-light); margin: 0; line-height: 1.7; }

/* ── Alias barra de valoración ─────────────────────────── */
.glass-rating-bar { flex: 1; height: 6px; background: rgba(255,255,255,.12); border-radius: 3px; overflow: hidden; }
.glass-rating-fill { height: 100%; background: linear-gradient(90deg, var(--color-secondary), var(--color-accent)); border-radius: 3px; transition: width .6s ease; }

/* ── Stats strip con container interno ─────────────────── */
.stats-strip .container { display: flex; justify-content: center; }
.stats-strip .stats-grid { gap: 24px; }
@media (max-width: 900px) { .stats-strip .stats-grid { grid-template-columns: repeat(2,1fr); } }

/* ── Col stack en móvil ──────────────────────────────────── */
@media (max-width: 768px) {
  .col-stack-mobile { grid-template-columns: 1fr !important; }
  .stats-strip { gap: .8rem; }
  .glass-calc-grid { grid-template-columns: 1fr 1fr; }
  .timeline-icon { width: 40px; height: 40px; font-size: .75rem; }
}

/* ── Language switcher ───────────────────────────────────── */
.lang-switcher {
  display: flex; align-items: center; gap: 2px;
  margin-left: 10px;
}
.lang-btn {
  background: transparent; border: 1px solid rgba(255,255,255,.28);
  color: rgba(255,255,255,.7); border-radius: 4px;
  padding: 3px 7px; font-size: .72rem; font-weight: 600;
  letter-spacing: .04em; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
  font-family: var(--font-main);
}
.lang-btn:hover,
.lang-btn.active {
  background: var(--color-secondary); border-color: var(--color-secondary);
  color: #fff;
}
.site-header.scrolled .lang-btn { color: var(--color-text-light); border-color: var(--color-border); }
.site-header.scrolled .lang-btn:hover,
.site-header.scrolled .lang-btn.active {
  background: var(--color-secondary); border-color: var(--color-secondary); color: #fff;
}
@media (max-width: 900px) { .lang-switcher { display: none; } }

/* lang-switcher in mobile nav */
.mobile-lang-switcher {
  display: flex; gap: 6px; padding: 12px 20px;
  border-top: 1px solid var(--color-border);
}
.mobile-lang-switcher .lang-btn {
  color: var(--color-text); border-color: var(--color-border);
  flex: 1; text-align: center;
}
.mobile-lang-switcher .lang-btn.active {
  background: var(--color-secondary); border-color: var(--color-secondary); color: #fff;
}

/* ════════════════════════════════════════════════════════════
   20 MEJORAS DE LAYOUT
   ════════════════════════════════════════════════════════════ */

/* ── L1: Scroll progress bar con gradiente ───────────────── */
#scroll-progress {
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent), var(--color-primary-light));
}

/* ── L2: Tarjetas con efecto hover lift ──────────────────── */
.project-card, .service-card, .glass-card, .feature-card,
.blog-card, .product-card, .cert-card, .sector-card {
  transition: transform .28s cubic-bezier(.4,0,.2,1), box-shadow .28s cubic-bezier(.4,0,.2,1);
}
.project-card:hover, .service-card:hover, .glass-card:hover,
.feature-card:hover, .blog-card:hover, .product-card:hover,
.cert-card:hover, .sector-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,51,102,.16);
}

/* ── L3: Imagen zoom en tarjetas de galería ──────────────── */
.project-card .card-img, .project-card img,
.blog-card .card-img, .blog-card img {
  overflow: hidden;
}
.project-card .card-img img, .project-card > a > img,
.blog-card .card-img img {
  transition: transform .45s cubic-bezier(.4,0,.2,1);
}
.project-card:hover .card-img img,
.project-card:hover > a > img,
.blog-card:hover .card-img img {
  transform: scale(1.06);
}

/* ── L4: Línea decorativa bajo títulos de sección ───────── */
.section-title::after, .section-heading::after {
  content: '';
  display: block;
  width: 52px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  margin-top: 10px;
}
.text-center .section-title::after, .text-center .section-heading::after {
  margin-left: auto;
  margin-right: auto;
}

/* ── L5: Badge con gradiente ──────────────────────────────── */
.badge, .section-tag {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  color: #fff !important;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: .72rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  display: inline-block;
  box-shadow: 0 2px 8px rgba(0,153,204,.25);
}

/* ── L6: Hero badge shimmer ──────────────────────────────── */
@keyframes gc-shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
.hero-badge {
  position: relative;
  overflow: hidden;
}
.hero-badge::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.25) 50%, transparent 100%);
  background-size: 400px 100%;
  animation: gc-shimmer 2.8s linear infinite;
  pointer-events: none;
}

/* ── L7: Header scrolled con sombra ──────────────────────── */
.site-header {
  transition: background .3s, box-shadow .3s, padding .3s;
}
.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,.13);
}

/* ── L8: Botón primario con glow ─────────────────────────── */
.btn-primary {
  transition: background .22s, box-shadow .22s, transform .18s;
}
.btn-primary:hover {
  box-shadow: 0 4px 18px rgba(0,153,204,.42);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

/* ── L9: Barra de bienvenida / footer con gradiente ─────── */
.site-footer::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
}

/* ── L10: Page-hero con overlay animado ──────────────────── */
.page-hero, .page-header {
  position: relative;
  overflow: hidden;
}
.page-hero::before, .page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(0,51,102,.72) 0%,
    rgba(0,153,204,.40) 60%,
    rgba(0,201,167,.18) 100%);
  pointer-events: none;
  z-index: 1;
}
.page-hero .container, .page-header .container { position: relative; z-index: 2; }

/* ── L11: Cert-pills con checkmark ───────────────────────── */
.cert-pill::before {
  content: '✓ ';
  font-weight: 700;
  color: var(--color-accent);
}

/* ── L12: Números de estadísticas con gradiente ──────────── */
.stat-number, .hero-stat-number, [data-count] {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── L13: Filtros activos con gradiente + escala ─────────── */
.gallery-filter-btn {
  transition: background .22s, color .22s, transform .18s, box-shadow .18s;
  border-radius: 20px;
}
.gallery-filter-btn.active {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  color: #fff;
  border-color: transparent;
  transform: scale(1.04);
  box-shadow: 0 2px 10px rgba(0,153,204,.3);
}

/* ── L14: Mobile-nav slide desde arriba ──────────────────── */
.mobile-nav {
  transform: translateY(-8px);
  opacity: 0;
  transition: transform .3s cubic-bezier(.4,0,.2,1), opacity .3s;
  pointer-events: none;
}
.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* ── L15: Inputs con foco de marca ────────────────────────── */
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-secondary) !important;
  box-shadow: 0 0 0 3px rgba(0,153,204,.18) !important;
}

/* ── L16: Back-to-top circular con gradiente ─────────────── */
#back-to-top {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  border: none;
  border-radius: 50%;
  width: 46px;
  height: 46px;
  box-shadow: 0 4px 16px rgba(0,153,204,.38);
  color: #fff;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform .22s, box-shadow .22s, opacity .3s;
}
#back-to-top.visible { opacity: 1; }
#back-to-top:hover { transform: scale(1.12) translateY(-2px); box-shadow: 0 6px 22px rgba(0,153,204,.5); }

/* ── L17: WhatsApp flotante con pulso ───────────────────────*/
@keyframes gc-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
  70%  { box-shadow: 0 0 0 14px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
.whatsapp-float {
  animation: gc-pulse 2.4s ease-out infinite;
  transition: transform .2s;
}
.whatsapp-float:hover { transform: scale(1.12); }

/* ── L18: Secciones alternas con fondo suave ─────────────── */
.section:nth-of-type(even),
.content-section:nth-of-type(even) {
  background: var(--color-bg-light);
}

/* ── L19: Hero stats con separadores ─────────────────────── */
.hero-stats {
  display: flex;
  gap: 0;
}
.hero-stat {
  padding: 0 20px;
  border-right: 1px solid rgba(255,255,255,.2);
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat:last-child  { border-right: none; }

/* ── L20: Etiquetas de proyecto superpuestas en card ─────── */
.project-card { position: relative; }
.card-tags {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  z-index: 2;
}
.project-card .tag {
  background: rgba(0,51,102,.78);
  backdrop-filter: blur(4px);
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
/* Colores de tags específicos */
.tag-rebosante { background: rgba(0,99,140,.82) !important; }
.tag-estanca   { background: rgba(30,58,138,.82) !important; }
.tag-elevada   { background: rgba(76,29,149,.82) !important; }
.tag-ventana   { background: rgba(17,94,89,.82)  !important; }
.tag-fondo     { background: rgba(7,89,133,.82)  !important; }
.tag-acuario   { background: rgba(0,77,64,.82)   !important; }

/* ── Responsive ajustes para mejoras ─────────────────────── */
@media (max-width: 768px) {
  .hero-stats { flex-wrap: wrap; gap: 12px; }
  .hero-stat { border-right: none; padding: 0; }
  #back-to-top { width: 40px; height: 40px; font-size: 1rem; }
}


/* ════════════════════════════════════════════════════════════
   CSS DE SOPORTE PARA MEJORAS FUNCIONALES
   ════════════════════════════════════════════════════════════ */

/* ── F8: Dark mode ───────────────────────────────────────── */
[data-theme="dark"] {
  --color-dark:          #e2e8f0;
  --color-text:          #cbd5e1;
  --color-text-light:    #94a3b8;
  --color-bg-light:      #0f172a;
  --color-bg-section:    #1e293b;
  --color-white:         #1e293b;
  --color-border:        #334155;
  background: #0f172a;
  color: #cbd5e1;
}
[data-theme="dark"] .site-header { background: rgba(15,23,42,.96); }
[data-theme="dark"] .site-footer { background: #020617; }
[data-theme="dark"] .card, [data-theme="dark"] .project-card,
[data-theme="dark"] .service-card, [data-theme="dark"] .glass-card {
  background: #1e293b;
  border-color: #334155;
}
[data-theme="dark"] input, [data-theme="dark"] textarea, [data-theme="dark"] select {
  background: #1e293b;
  border-color: #475569;
  color: #e2e8f0;
}
[data-theme="dark"] .hero-badge, [data-theme="dark"] .badge { opacity: .9; }

/* Dark mode toggle button */
.dark-toggle {
  background: transparent;
  border: 1px solid rgba(255,255,255,.28);
  color: rgba(255,255,255,.7);
  border-radius: 20px;
  padding: 4px 10px;
  font-size: .78rem;
  cursor: pointer;
  transition: background .2s, color .2s;
  font-family: var(--font-main);
  margin-left: 6px;
}
[data-theme="dark"] .dark-toggle { border-color: #475569; color: #94a3b8; }
.dark-toggle:hover { background: var(--color-primary); color: #fff; }

/* ── F7: Errores de validación ───────────────────────────── */
.field-error { font-size: .75rem; color: #ef4444; margin-top: 3px; min-height: 16px; }

/* ── F14: Animación stagger en grids ─────────────────────── */
.projects-grid > *, .services-grid > *, .glass-grid > *,
.sectors-grid > *, .blog-grid > * { will-change: opacity, transform; }

/* ── F1: Header hide transition ──────────────────────────── */
.site-header { will-change: transform; }

/* ── F5: Tiempo de lectura ───────────────────────────────── */
.reading-time { display:inline-flex; align-items:center; gap:4px; }

/* ── Print styles ────────────────────────────────────────── */
@media print {
  .site-header, .site-footer, .sticky-cta-bar, #back-to-top,
  .whatsapp-float, #gc-toast-container, .cookie-banner,
  .cookie-settings-link, .menu-toggle, .mobile-nav,
  .lang-switcher, .hero-actions, .gallery-filter, .breadcrumb { display: none !important; }
  body { font-size: 11pt; color: #000; }
  a { color: #000; text-decoration: underline; }
  h1, h2, h3 { page-break-after: avoid; }
  img { max-width: 100%; }
}