/* ============================================================
   GLASSCOR POOL — Sistema de diseño 2026
   Tema: "Arquitectura subacuática de lujo"
   Fuentes: Bebas Neue / Outfit / DM Sans / JetBrains Mono
   ============================================================ */

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

/* ── Variables ───────────────────────────────────────────── */
:root {
  --deep:        #071e3d;
  --navy:        #0a2a4e;
  --glass-bg:    #0f3460;
  --water:       #12d4f5;
  --water-dark:  #0aabcc;
  --water-dim:   rgba(18,212,245,.18);
  --teal:        #10b8a0;
  --sand:        #d4a853;
  --sand-light:  #e8c278;
  --text:        #e8f4fc;
  --text-muted:  #7ab2cc;
  --text-dim:    #4a7a96;
  --border:      rgba(18,212,245,.22);
  --border-dim:  rgba(18,212,245,.1);
  --white:       #f2f8fd;

  --font-display: 'Bebas Neue', sans-serif;
  --font-heading: 'Outfit', system-ui, sans-serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --shadow-sm:    0 2px 8px rgba(0,0,0,.4);
  --shadow-md:    0 8px 32px rgba(0,0,0,.5);
  --shadow-lg:    0 20px 60px rgba(0,0,0,.6);
  --shadow-water: 0 0 56px rgba(18,212,245,.18);
  --glow:         0 0 28px rgba(18,212,245,.45);
  --glow-sand:    0 0 28px rgba(212,168,83,.35);

  --glass:        rgba(7,30,61,.72);
  --glass-light:  rgba(15,52,96,.48);
  --glass-blur:   blur(18px);

  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 16px;
  --r-xl: 28px;

  --t:      .3s cubic-bezier(.4,0,.2,1);
  --t-fast: .15s ease;
  --t-slow: .6s cubic-bezier(.4,0,.2,1);

  --max-w:      1240px;
  --section-py: 96px;
}

/* ── Base ────────────────────────────────────────────────── */
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--deep);
  background-image:
    radial-gradient(ellipse 160% 80% at 50% -5%, rgba(18,212,245,.13) 0%, transparent 55%),
    radial-gradient(ellipse 90% 60% at 0% 60%, rgba(10,42,78,.9) 0%, transparent 65%),
    radial-gradient(ellipse 80% 50% at 100% 30%, rgba(16,184,160,.07) 0%, transparent 55%);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.15;
  color: var(--white);
}
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { line-height: 1.75; color: var(--text-muted); }
a  { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Utilidades ──────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}
.section-py  { padding: var(--section-py) 0; }
.section-alt { background: var(--navy); }
.section-bg  {
  background: var(--navy);
  background-image: radial-gradient(ellipse 100% 60% at 50% 100%, rgba(18,212,245,.06) 0%, transparent 70%);
}
.text-center { text-align: center; }
.text-water  { color: var(--water); }
.text-sand   { color: var(--sand); }
.text-muted  { color: var(--text-muted); }
.lead        { font-size: 1.1rem; line-height: 1.75; color: var(--text-muted); }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}
.section-header p { margin-top: 16px; font-size: 1.05rem; }

/* ── Badge ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(13,184,217,.1);
  border: 1px solid rgba(13,184,217,.25);
  color: var(--water);
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

/* ── Botones ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  font-family: var(--font-heading);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .04em;
  border-radius: var(--r-sm);
  transition: var(--t);
  cursor: pointer;
  white-space: nowrap;
  border: 1.5px solid transparent;
}
.btn-primary {
  background: var(--sand);
  color: #0a0f1e;
  border-color: var(--sand);
}
.btn-primary:hover {
  background: var(--sand-light);
  border-color: var(--sand-light);
  box-shadow: var(--glow-sand);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: rgba(255,255,255,.25);
}
.btn-outline:hover {
  border-color: var(--water);
  color: var(--water);
  box-shadow: var(--glow);
  transform: translateY(-1px);
}
.btn-water {
  background: var(--water);
  color: #04091a;
  border-color: var(--water);
}
.btn-water:hover { background: #12d0f0; box-shadow: var(--glow); transform: translateY(-1px); }
.btn-lg { padding: 16px 40px; font-size: .95rem; }
.btn-sm { padding: 9px 20px; font-size: .82rem; }

/* ── Scroll progress ─────────────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--water), var(--sand));
  z-index: 9999;
  transition: width .1s linear;
}

/* ── Header ──────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background var(--t), padding var(--t), box-shadow var(--t);
}
.site-header.scrolled {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: 12px 0;
  box-shadow: 0 1px 0 var(--border-dim), var(--shadow-md);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.site-logo img {
  width: 38px; height: 38px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--border);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-main {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  letter-spacing: -.01em;
}
.logo-main span { color: var(--water); }
.logo-sub {
  font-family: var(--font-heading);
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Nav principal */
.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}
.main-nav > a,
.nav-dropdown > a {
  font-family: var(--font-heading);
  font-size: .83rem;
  font-weight: 500;
  color: rgba(221,237,245,.7);
  padding: 7px 11px;
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
  letter-spacing: .02em;
}
.main-nav > a:hover,
.nav-dropdown > a:hover,
.main-nav > a.active,
.nav-dropdown > a.active {
  color: var(--white);
  background: var(--water-dim);
}

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-toggle { display: flex; align-items: center; gap: 4px; }
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: rgba(8,24,40,.97);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  min-width: 210px;
  padding: 10px 8px 8px;
  box-shadow: var(--shadow-lg), 0 0 0 0 transparent;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t), transform var(--t);
  margin-top: 0;
}
/* Puente de hover — cubre el gap entre toggle y menú */
.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px; left: 0; right: 0;
  height: 14px;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  font-family: var(--font-heading);
  font-size: .82rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 9px 14px;
  border-radius: var(--r-sm);
  transition: background var(--t-fast), color var(--t-fast);
}
.nav-dropdown-menu a:hover { background: var(--water-dim); color: var(--water); }

/* Header CTA */
.header-cta { display: flex; align-items: center; gap: 10px; margin-left: 12px; }
.header-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--t-fast);
}
.header-phone:hover { color: var(--water); }

/* Lang */
.lang-switcher { display: flex; align-items: center; gap: 2px; margin-left: 6px; }
.lang-btn {
  font-family: var(--font-heading);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--text-dim);
  padding: 4px 7px;
  border-radius: 3px;
  transition: color var(--t-fast), background var(--t-fast);
  cursor: pointer;
}
.lang-btn.active, .lang-btn:hover { color: var(--water); background: var(--water-dim); }
.dark-toggle { display: none; }

/* Hamburguesa */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.menu-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--text);
  transition: var(--t);
  transform-origin: center;
}
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* Mobile nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 3px;
  padding: 14px 28px 22px;
  background: rgba(7,14,32,.97);
  backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--border-dim);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: var(--font-heading);
  font-size: .93rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 10px 14px;
  border-radius: var(--r-sm);
  transition: background var(--t-fast), color var(--t-fast);
}
.mobile-nav a:hover, .mobile-nav a.active { background: var(--water-dim); color: var(--water); }
.mobile-nav .btn { margin-top: 10px; justify-content: center; }
.mobile-lang-switcher { display: flex; gap: 6px; margin-top: 10px; padding: 0 14px; }

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

/* Carrusel */
.hero-carousel {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden;           /* contiene el scale del slide activo */
}
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.85s ease-in-out;
  will-change: opacity;
}
.hero-slide.active {
  opacity: 1;
  animation: slow-zoom 24s ease-in-out infinite alternate;
}

@keyframes slow-zoom {
  from { transform: scale(1); }
  to   { transform: scale(1.06); }
}

/* Gradiente */
.hero-gradient {
  position: absolute; inset: 0;
  background:
    linear-gradient(to top,  rgba(6,17,31,.97) 0%, rgba(6,17,31,.45) 42%, transparent 68%),
    linear-gradient(to right, rgba(6,17,31,.5) 0%, transparent 52%),
    radial-gradient(ellipse 70% 50% at 60% 35%, rgba(18,212,245,.06) 0%, transparent 65%);
  z-index: 1;
}

/* Efecto cáustico */
.hero-caustic {
  position: absolute; inset: 0;
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
}
.hero-caustic::before,
.hero-caustic::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  mix-blend-mode: screen;
}
.hero-caustic::before {
  width: 700px; height: 260px;
  left: 6%; top: 10%;
  background: radial-gradient(ellipse, rgba(18,212,245,.14) 0%, transparent 70%);
  animation: caustic-a 14s ease-in-out infinite alternate;
}
.hero-caustic::after {
  width: 500px; height: 200px;
  right: 8%; top: 24%;
  background: radial-gradient(ellipse, rgba(16,184,160,.11) 0%, transparent 70%);
  animation: caustic-b 18s ease-in-out infinite alternate;
}
@keyframes caustic-a {
  0%   { transform: translate(0,0) rotate(0deg) scaleX(1); opacity: .5; }
  50%  { transform: translate(60px,-30px) rotate(18deg) scaleX(1.2); opacity: 1; }
  100% { transform: translate(-20px,20px) rotate(-5deg) scaleX(.9); opacity: .7; }
}
@keyframes caustic-b {
  0%   { transform: translate(0,0) rotate(0deg); opacity: .6; }
  50%  { transform: translate(-40px,20px) rotate(-12deg); opacity: 1; }
  100% { transform: translate(30px,-15px) rotate(8deg); opacity: .5; }
}

/* Partículas */
.hero-particles { position: absolute; inset: 0; z-index: 3; pointer-events: none; overflow: hidden; }
.hero-particle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13,184,217,.16) 0%, transparent 70%);
  animation: float-particle linear infinite;
}
@keyframes float-particle {
  0%   { transform: translateY(0) scale(1); opacity: 0; }
  10%  { opacity: .8; }
  90%  { opacity: .3; }
  100% { transform: translateY(-110vh) scale(.7); opacity: 0; }
}

/* Botones carrusel */
.carousel-btn {
  position: absolute; top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1.4rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--t);
  opacity: 0.35;
  cursor: pointer;
}
.carousel-btn:hover { opacity: 1; background: var(--water-dim); border-color: var(--water); color: var(--water); }
.carousel-prev { left: 20px; }
.carousel-next { right: 20px; }

/* Puntos carrusel */
.carousel-dots {
  position: absolute;
  bottom: 28px; right: 28px;
  z-index: 10;
  display: flex; gap: 7px; align-items: center;
}
.carousel-dot {
  width: 8px; height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,.35);
  transition: var(--t);
  padding: 0;
  cursor: pointer;
}
.carousel-dot.active {
  background: var(--water);
  width: 22px;
  box-shadow: var(--glow);
}

/* Contenido hero */
.hero-content {
  position: relative; z-index: 5;
  width: 100%;
  padding-bottom: 60px;
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 120px 28px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center; gap: 7px;
  background: rgba(201,169,110,.12);
  border: 1px solid rgba(201,169,110,.3);
  color: var(--sand);
  padding: 6px 14px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.6rem, 9vw, 7.5rem);
  line-height: .93;
  letter-spacing: .01em;
  color: var(--white);
  margin-bottom: 22px;
  max-width: 720px;
}
.hero-title em { font-style: normal; color: var(--water); }

.hero-desc {
  font-size: 1.08rem;
  color: rgba(221,237,245,.68);
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.7;
}

/* Hero layout escritorio — 2 columnas */
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 48px;
  align-items: flex-end;
}

/* Tarjeta visual del hero (sólo escritorio) */
.hero-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-card-img {
  position: relative;   /* CONTIENE el img absolutamente posicionado */
  height: 280px;
  overflow: hidden;
}
.hero-card-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-cards-row {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}
.hero-card-mini {
  flex: 1;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 14px 12px;
  display: flex;
  gap: 10px;
  align-items: center;
}
.hero-card-mini-icon { font-size: 1.3rem; line-height: 1; }
.hero-card-mini-text { display: flex; flex-direction: column; gap: 2px; }
.hero-card-mini-text strong { color: var(--white); font-size: .76rem; font-weight: 600; display: block; }
.hero-card-mini-text span   { color: var(--text-muted); font-size: .68rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }

/* Indicador scroll */
.scroll-indicator {
  position: absolute; bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(232,244,252,.45); font-family: var(--font-heading);
  font-size: .65rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; z-index: 6; pointer-events: none;
  animation: fade-bob 2.2s ease-in-out infinite alternate;
}
.scroll-mouse {
  width: 20px; height: 32px;
  border: 1.5px solid rgba(18,212,245,.35); border-radius: 10px;
  position: relative;
}
.scroll-mouse::after {
  content: ''; position: absolute; top: 6px; left: 50%;
  transform: translateX(-50%);
  width: 3px; height: 7px;
  background: var(--water); border-radius: 2px;
  animation: scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot { 0%,100%{opacity:1;transform:translateX(-50%) translateY(0)} 50%{opacity:.3;transform:translateX(-50%) translateY(8px)} }
@keyframes fade-bob { from{opacity:.5} to{opacity:.9} }

/* Stats hero */
.hero-stats {
  display: flex;
  padding-top: 32px;
  border-top: 1px solid rgba(13,184,217,.12);
  max-width: 560px;
}
.hero-stat { flex: 1; }
.hero-stat + .hero-stat {
  padding-left: 28px;
  border-left: 1px solid rgba(13,184,217,.12);
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  line-height: 1;
  color: var(--white);
  letter-spacing: .01em;
  margin-bottom: 5px;
}
.hero-stat-number span[style*="color"] { color: var(--water) !important; }

.hero-stat-label {
  font-family: var(--font-heading);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Sección productos (home) ────────────────────────────── */
.products-section { background: var(--navy); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
}

.product-card {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  cursor: pointer;
  background: var(--glass-bg);
}
.product-card img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.product-card:hover img { transform: scale(1.06); }

.product-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(4,9,26,.88) 0%, rgba(4,9,26,.1) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px 32px;
  transition: background var(--t);
}
.product-card:hover .product-card-overlay {
  background: linear-gradient(to top, rgba(4,9,26,.94) 0%, rgba(4,9,26,.3) 55%, rgba(4,9,26,.1) 100%);
}

.product-card-label {
  font-family: var(--font-heading);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--water);
  margin-bottom: 6px;
}

.product-card-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  letter-spacing: .02em;
  color: var(--white);
  line-height: 1;
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 600;
  color: rgba(221,237,245,.55);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--t), transform var(--t), color var(--t-fast);
}
.product-card:hover .product-card-link {
  opacity: 1;
  transform: translateY(0);
  color: var(--sand);
}

/* ── Featured project (home) ─────────────────────────────── */
.featured-project {
  padding: var(--section-py) 0;
  position: relative;
  overflow: hidden;
}
.featured-project::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 800px 400px at 80% 50%, rgba(13,184,217,.05) 0%, transparent 70%);
  pointer-events: none;
}

.featured-project-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 72px;
  align-items: center;
}

.featured-project-media { position: relative; }
.featured-project-media img {
  width: 100%;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg), var(--shadow-water);
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}
.featured-project-media::after {
  content: '';
  position: absolute;
  inset: -12px;
  border: 1px solid var(--border-dim);
  border-radius: calc(var(--r-lg) + 12px);
  pointer-events: none;
}

.featured-project-content .badge { margin-bottom: 14px; }
.featured-project-content h2 { margin-bottom: 16px; font-size: clamp(1.8rem, 3vw, 2.4rem); }
.featured-project-content > p { margin-bottom: 28px; }

.project-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 28px 0;
}

.project-spec {
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-md);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.project-spec-val {
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--sand);
  line-height: 1;
}
.project-spec-lbl {
  font-family: var(--font-heading);
  font-size: .67rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Stats strip ─────────────────────────────────────────── */
.stats-strip {
  padding: 48px 0;
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 12px 24px;
  border-right: 1px solid var(--border-dim);
  text-align: center;
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-family: var(--font-heading);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Page header (páginas internas) ──────────────────────── */
.page-header {
  padding: 130px 0 64px;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.page-header::after {
  content: '';
  position: absolute; top: -80px; right: -80px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(13,184,217,.06) 0%, transparent 70%);
  pointer-events: none;
}
.page-header-content { position: relative; z-index: 1; }
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: .95; letter-spacing: .01em;
  color: var(--white); margin-bottom: 16px;
}
.page-header .lead { max-width: 580px; margin-bottom: 24px; font-size: 1.08rem; }

/* Breadcrumb */
.breadcrumb { display: flex; align-items: center; gap: 6px; font-family: var(--font-heading); font-size: .76rem; color: var(--text-dim); }
.breadcrumb a { color: var(--text-muted); transition: color var(--t-fast); }
.breadcrumb a:hover { color: var(--water); }
.breadcrumb-sep { color: var(--text-dim); }
.breadcrumb span[aria-current="page"] { color: var(--water); }

/* ── Hero proyectos (watermark) ──────────────────────────── */
.projects-hero {
  position: relative;
  height: 68vh; min-height: 460px;
  overflow: hidden;
  display: flex; align-items: flex-end;
}
.projects-hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
}
.projects-hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(4,9,26,.96) 0%, rgba(4,9,26,.35) 50%, rgba(4,9,26,.2) 100%);
}
.projects-hero-wm {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none; z-index: 1; overflow: hidden;
}
.projects-hero-wm span {
  font-family: var(--font-display);
  font-size: clamp(8rem, 20vw, 18rem);
  color: rgba(255,255,255,.035);
  letter-spacing: .08em;
  user-select: none; line-height: 1;
}
.projects-hero-content {
  position: relative; z-index: 2;
  width: 100%; padding-bottom: 48px;
}

/* ── Gallery filter ──────────────────────────────────────── */
.gallery-filter {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; margin-bottom: 36px;
}
.gallery-filter-btn {
  font-family: var(--font-heading);
  font-size: .76rem; font-weight: 600;
  letter-spacing: .05em;
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid var(--border-dim);
  color: var(--text-muted);
  transition: var(--t);
  background: transparent; cursor: pointer;
}
.gallery-filter-btn:hover { border-color: var(--water); color: var(--water); background: var(--water-dim); }
.gallery-filter-btn.active { background: var(--water); color: #04091a; border-color: var(--water); font-weight: 700; }

/* ── Project cards ───────────────────────────────────────── */
#projects-gallery {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 10px !important;
}

.project-card {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  background: var(--glass-bg);
}
.project-card.featured {
  aspect-ratio: unset;
  min-height: 240px;
}
.project-card img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform .55s ease, filter .55s ease;
}
.project-card:hover img {
  transform: scale(1.06);
  filter: brightness(.4);
}

.project-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 48px 18px 18px;
  background: linear-gradient(to top, rgba(4,9,26,.9) 0%, transparent 100%);
  transition: opacity var(--t);
}
.project-card:hover .project-overlay { opacity: 0; }
.project-overlay h3 { font-family: var(--font-heading); font-size: .95rem; font-weight: 700; color: var(--white); margin-bottom: 2px; }
.project-overlay p  { font-family: var(--font-heading); font-size: .72rem; color: var(--text-muted); margin: 0; }

.project-overlay-hidden {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 24px; gap: 8px;
  opacity: 0; transition: opacity var(--t); text-align: center;
}
.project-card:hover .project-overlay-hidden { opacity: 1; }
.project-overlay-hidden h3 { color: var(--white); font-size: 1.05rem; margin: 0; }
.project-overlay-hidden p  { color: rgba(255,255,255,.72); font-size: .85rem; margin: 0; }
.project-overlay-hidden a {
  display: inline-block; margin-top: 8px;
  padding: 7px 18px;
  background: var(--sand); color: #0a0f1e;
  border-radius: var(--r-sm);
  font-family: var(--font-heading); font-size: .76rem; font-weight: 700;
  transition: var(--t);
}
.project-overlay-hidden a:hover { background: var(--sand-light); }

/* Project type tags */
.project-tag {
  display: inline-block; padding: 3px 10px; border-radius: 100px;
  font-family: var(--font-heading); font-size: .65rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px;
}
.tag-rebosante { background: rgba(13,184,217,.18); color: var(--water); border: 1px solid rgba(13,184,217,.3); }
.tag-estanca   { background: rgba(13,148,136,.18); color: #2dd4bf; border: 1px solid rgba(13,148,136,.3); }
.tag-elevada   { background: rgba(201,169,110,.15); color: var(--sand); border: 1px solid rgba(201,169,110,.3); }
.tag-ventana   { background: rgba(139,92,246,.15); color: #c4b5fd; border: 1px solid rgba(139,92,246,.3); }
.tag-fondo     { background: rgba(249,115,22,.15); color: #fdba74; border: 1px solid rgba(249,115,22,.3); }
.tag-acuario   { background: rgba(34,197,94,.12); color: #86efac; border: 1px solid rgba(34,197,94,.3); }

/* ── Caso estudio (proyectos) ────────────────────────────── */
.col-stack-mobile {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
}

.feat-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 24px;
}
.feat-card {
  background: var(--glass); border: 1px solid var(--border-dim);
  border-radius: var(--r-md); padding: 14px 16px;
  display: flex; align-items: center; gap: 12px;
}
.feat-icon { font-size: 1.3rem; flex-shrink: 0; }
.feat-card strong { font-family: var(--font-display); font-size: 1.4rem; color: var(--sand); display: block; line-height: 1; }
.feat-card small  { font-family: var(--font-heading); font-size: .67rem; color: var(--text-muted); letter-spacing: .07em; text-transform: uppercase; }

/* ── Sector cards ────────────────────────────────────────── */
.sector-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

.sector-card {
  background: var(--glass); border: 1px solid var(--border-dim);
  border-radius: var(--r-lg); padding: 28px 24px;
  position: relative; overflow: hidden;
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
}
.sector-card::before {
  content: attr(data-num);
  position: absolute; top: -10px; right: 14px;
  font-family: var(--font-display); font-size: 4.5rem;
  color: rgba(13,184,217,.05); line-height: 1;
  pointer-events: none; user-select: none;
}
.sector-card:hover { border-color: var(--border); box-shadow: var(--shadow-water); transform: translateY(-3px); }
.sector-icon, .sector-emoji { font-size: 1.5rem; margin-bottom: 12px; display: block; }
.sector-name, .sector-card h3 { font-family: var(--font-heading); font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 8px; display: block; }
.sector-desc, .sector-card p { font-size: .86rem; color: var(--text-muted); line-height: 1.6; margin: 0; }
.sector-card a { display: inline-block; margin-top: 14px; font-family: var(--font-heading); font-size: .8rem; font-weight: 600; color: var(--water); transition: color var(--t-fast); }
.sector-card a:hover { color: var(--sand); }

/* ── Cert pills ──────────────────────────────────────────── */
.cert-row {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; padding: 24px 0;
}
.cert-pill {
  display: inline-block; padding: 5px 14px;
  background: rgba(13,184,217,.08); border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-heading); font-size: .7rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; color: var(--water);
}

/* ── CTA Banner ──────────────────────────────────────────── */
.cta-banner {
  text-align: center; padding: 64px 40px;
  background: var(--glass); backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border); border-radius: var(--r-xl);
  box-shadow: var(--shadow-water); position: relative; overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 600px 300px at 50% 110%, rgba(13,184,217,.07) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { font-size: clamp(1.8rem,3vw,2.6rem); margin-bottom: 16px; position: relative; }
.cta-banner p  { max-width: 540px; margin: 0 auto 36px; font-size: 1.05rem; position: relative; }
.cta-actions   { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; position: relative; }

/* ── Sticky CTA bar ──────────────────────────────────────── */
#sticky-cta-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 900;
  background: var(--glass); backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--border);
  padding: 12px 24px;
  display: flex; align-items: center; gap: 16px;
  transform: translateY(100%); transition: transform var(--t-slow);
  box-shadow: 0 -4px 32px rgba(0,0,0,.45);
}
#sticky-cta-bar.visible { transform: translateY(0); }
#sticky-cta-bar p { font-family: var(--font-heading); font-size: .88rem; color: var(--text); margin: 0; flex: 1; }
#sticky-cta-bar p strong { color: var(--sand); }
#sticky-cta-close { font-size: 1.3rem; color: var(--text-muted); padding: 4px 8px; transition: color var(--t-fast); }
#sticky-cta-close:hover { color: var(--text); }

.sticky-cta-text { font-family: var(--font-heading); font-size: .88rem; color: var(--text); flex: 1; }
.sticky-cta-btns { display: flex; gap: 10px; flex-shrink: 0; }
.sticky-cta-btn { font-family: var(--font-heading); font-size: .78rem; font-weight: 600; padding: 8px 18px; border-radius: var(--r-sm); transition: var(--t); cursor: pointer; }
.sticky-cta-btn.primary  { background: var(--sand); color: #0a0f1e; border: 1px solid var(--sand); }
.sticky-cta-btn.primary:hover { background: var(--sand-light); }
.sticky-cta-btn.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.sticky-cta-btn.secondary:hover { border-color: var(--water); color: var(--water); }
.sticky-cta-close { font-size: 1.2rem; color: var(--text-muted); padding: 4px 8px; transition: color var(--t-fast); cursor: pointer; }
.sticky-cta-close:hover { color: var(--text); }

/* ── INGENIERÍA: Hero con fórmula ────────────────────────── */
.eng-hero {
  padding: 130px 0 72px;
  background: var(--navy);
  position: relative; overflow: hidden;
}
.eng-hero-wm {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none; z-index: 0; overflow: hidden;
}
.eng-hero-wm span {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 9rem);
  color: rgba(13,184,217,.035);
  letter-spacing: .1em; white-space: nowrap; user-select: none;
}
.eng-hero .container { position: relative; z-index: 1; }
.eng-hero-formula {
  font-family: var(--font-mono);
  font-size: clamp(.9rem, 2vw, 1.25rem);
  color: rgba(13,184,217,.45);
  letter-spacing: .08em;
  margin-bottom: 20px; display: block;
}
.eng-hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ── Glass type cards (ingenieria) ───────────────────────── */
.glass-types-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
}
.glass-type-card {
  background: var(--glass); border: 1px solid var(--border-dim);
  border-radius: var(--r-lg); overflow: hidden;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  display: flex; flex-direction: column;
}
.glass-type-card:hover { border-color: var(--border); transform: translateY(-4px); box-shadow: var(--shadow-water); }
.glass-type-icon { font-size: 1.8rem; padding: 22px 22px 0; }
.glass-type-body { padding: 14px 22px 22px; flex: 1; }
.glass-type-body h3 { font-size: .95rem; margin-bottom: 8px; }
.glass-type-body p  { font-size: .83rem; line-height: 1.65; margin-bottom: 12px; }

/* Rating bars */
.glass-rating { display: flex; flex-direction: column; gap: 7px; margin-top: 10px; }
.glass-rating-row { display: flex; align-items: center; gap: 8px; }
.glass-rating-label { font-family: var(--font-heading); font-size: .68rem; font-weight: 500; color: var(--text-muted); width: 80px; flex-shrink: 0; }
.glass-rating-track { flex: 1; height: 4px; background: rgba(255,255,255,.07); border-radius: 2px; overflow: hidden; }
.glass-rating-fill  { height: 100%; background: linear-gradient(90deg, var(--water-dark), var(--water)); border-radius: 2px; }
.glass-rating-val   { font-family: var(--font-mono); font-size: .64rem; color: var(--text-muted); width: 32px; text-align: right; flex-shrink: 0; }

.glass-type-tag {
  display: inline-block; padding: 3px 10px;
  background: var(--water-dim); border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-heading); font-size: .65rem; font-weight: 600;
  color: var(--water); letter-spacing: .06em;
}

/* ── Calculadora Timoshenko ───────────────────────────────── */
.glass-calc {
  background: var(--glass); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 40px;
  box-shadow: var(--shadow-water);
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}

.glass-calc-left h3 { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; color: var(--white); margin-bottom: 6px; }
.glass-calc-left > p { font-size: .84rem; color: var(--text-muted); margin-bottom: 24px; }

.glass-calc-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; margin-bottom: 18px;
}
.calc-field { display: flex; flex-direction: column; gap: 6px; }
.calc-field label { font-family: var(--font-heading); font-size: .72rem; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; color: var(--text-muted); }
.calc-field input {
  background: rgba(255,255,255,.04); border: 1px solid var(--border-dim);
  border-radius: var(--r-sm); padding: 11px 14px;
  color: var(--white); font-family: var(--font-mono); font-size: .93rem;
  transition: border-color var(--t); width: 100%;
}
.calc-field input::placeholder { color: var(--text-dim); }
.calc-field input:focus { outline: none; border-color: var(--water); box-shadow: 0 0 0 3px rgba(13,184,217,.1); }
.calc-btn {
  background: var(--sand); color: #0a0f1e;
  font-family: var(--font-heading); font-size: .85rem; font-weight: 700;
  padding: 12px 20px; border-radius: var(--r-sm); border: none;
  transition: var(--t); grid-column: 1 / -1; cursor: pointer;
}
.calc-btn:hover { background: var(--sand-light); box-shadow: var(--glow-sand); }

.calc-result { display: none; flex-direction: column; gap: 8px; }
.calc-result.visible { display: flex; }
.calc-result-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px;
  background: rgba(255,255,255,.03); border: 1px solid var(--border-dim); border-radius: var(--r-sm);
}
.calc-lbl { font-family: var(--font-heading); font-size: .78rem; color: var(--text-muted); }
.calc-val  { font-family: var(--font-mono); font-size: .88rem; font-weight: 500; color: var(--water); }
.calc-rec  {
  margin-top: 4px; padding: 12px 16px;
  background: rgba(13,184,217,.07); border: 1px solid var(--border); border-radius: var(--r-md);
  font-family: var(--font-heading); font-size: .8rem; color: var(--water); line-height: 1.5;
}
.calc-note { font-family: var(--font-heading); font-size: .71rem; color: var(--text-dim); margin-top: 12px; font-style: italic; }

/* Panel visual calculadora */
.calc-visual {
  background: rgba(255,255,255,.02); border: 1px solid var(--border-dim);
  border-radius: var(--r-lg); padding: 28px;
  min-height: 200px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
}
.calc-visual-title { font-family: var(--font-heading); font-size: .7rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--text-dim); text-align: center; }
.calc-visual svg   { width: 100%; max-width: 180px; }
.calc-visual-placeholder { display: flex; flex-direction: column; align-items: center; gap: 10px; color: var(--text-dim); font-family: var(--font-heading); font-size: .82rem; text-align: center; }

/* ── Tablas de comparativa ───────────────────────────────── */
.vs-table-wrap, .compare-table-wrap {
  overflow-x: auto; border-radius: var(--r-lg);
  border: 1px solid var(--border); box-shadow: var(--shadow-md);
}
.vs-table, .compare-table { width: 100%; border-collapse: collapse; font-family: var(--font-heading); font-size: .86rem; }
.vs-table thead tr, .compare-table thead tr { background: linear-gradient(90deg, var(--glass-bg), rgba(13,184,217,.1)); }
.vs-table th, .compare-table th { padding: 14px 18px; text-align: left; font-size: .69rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.vs-header-glass { color: var(--water) !important; }
.vs-header-acril  { color: rgba(221,237,245,.45) !important; }
.vs-table td, .compare-table td { padding: 12px 18px; border-bottom: 1px solid var(--border-dim); color: var(--text-muted); vertical-align: middle; }
.vs-table tr:last-child td, .compare-table tr:last-child td { border-bottom: none; }
.vs-table tr:hover td, .compare-table tr:hover td { background: rgba(255,255,255,.02); }
.vs-win { color: var(--water) !important; }
.vs-loss { color: var(--text-dim) !important; }
.compare-check { color: var(--water); }
.compare-minus { color: #f87171; }
.best-row td { background: rgba(13,184,217,.05); }
.best-row td:first-child { color: var(--sand); font-weight: 700; }
.badge-best {
  display: inline-block; padding: 2px 8px;
  background: rgba(201,169,110,.14); border: 1px solid rgba(201,169,110,.3);
  border-radius: 100px; font-size: .63rem; font-weight: 700; color: var(--sand);
  letter-spacing: .06em; margin-left: 8px; vertical-align: middle;
}

/* ── Highlight box ───────────────────────────────────────── */
.highlight-box {
  background: rgba(13,184,217,.05); border: 1px solid var(--border);
  border-left: 3px solid var(--water); border-radius: var(--r-md); padding: 20px 24px;
}
.highlight-box strong { display: block; font-family: var(--font-heading); font-size: .88rem; font-weight: 700; color: var(--water); margin-bottom: 8px; }
.highlight-box p { font-size: .86rem; margin: 0; }

/* ── Tech accordion ──────────────────────────────────────── */
.tech-accordion { display: flex; flex-direction: column; gap: 4px; }
.tech-acc-item { border: 1px solid var(--border-dim); border-radius: var(--r-md); overflow: hidden; transition: border-color var(--t); }
.tech-acc-item:hover { border-color: var(--border); }
.tech-acc-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 22px; background: var(--glass); cursor: pointer;
  font-family: var(--font-heading); font-size: .88rem; font-weight: 600;
  color: var(--text); transition: background var(--t-fast), color var(--t-fast);
  width: 100%; text-align: left;
}
.tech-acc-header:hover { background: rgba(13,184,217,.06); color: var(--water); }
.tech-acc-header.open  { background: rgba(13,184,217,.08); color: var(--water); border-bottom: 1px solid var(--border-dim); }
.tech-acc-arrow { font-size: .68rem; transition: transform var(--t); color: var(--text-dim); flex-shrink: 0; }
.tech-acc-header.open .tech-acc-arrow { transform: rotate(180deg); color: var(--water); }
.tech-acc-body { display: none; padding: 22px; background: rgba(7,14,32,.5); }
.tech-acc-body.open { display: block; }
.tech-acc-body p { font-size: .86rem; }

/* Fórmulas */
.formula-box {
  background: rgba(2,5,14,.75); border: 1px solid var(--border-dim);
  border-radius: var(--r-md); padding: 20px 24px; margin-bottom: 16px;
  font-family: var(--font-mono); font-size: .86rem;
  color: var(--sand-light); line-height: 2; white-space: pre-wrap;
}

/* ── YouTube embed ───────────────────────────────────────── */
.yt-embed { border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--border-dim); box-shadow: var(--shadow-md); }
.yt-thumb { display: block; position: relative; cursor: pointer; aspect-ratio: 16/9; }
.yt-thumb img { width: 100%; height: 100%; object-fit: cover; transition: filter var(--t); display: block; }
.yt-thumb:hover img { filter: brightness(.75); }
.yt-play { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.yt-play-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(4,9,26,.75); border: 2px solid rgba(255,255,255,.28);
  backdrop-filter: blur(8px); transition: var(--t); position: relative;
}
.yt-play-icon::after {
  content: ''; position: absolute; top: 50%; left: 52%;
  transform: translate(-50%,-50%);
  width: 0; height: 0; border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--white);
}
.yt-thumb:hover .yt-play-icon { background: var(--water); border-color: var(--water); box-shadow: var(--glow); }
.yt-embed iframe { width: 100%; aspect-ratio: 16/9; border: none; display: block; }

/* ── Footer ──────────────────────────────────────────────── */
.site-footer { background: var(--navy); border-top: 1px solid var(--border-dim); }
.footer-main { padding: 64px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-logo { margin-bottom: 14px; }
.footer-logo .logo-main { font-size: 1.15rem; }
.footer-desc { font-size: .86rem; color: var(--text-muted); line-height: 1.7; max-width: 260px; }
.footer-col h4 { font-family: var(--font-heading); font-size: .68rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-family: var(--font-heading); font-size: .84rem; color: var(--text-muted); transition: color var(--t-fast); }
.footer-links a:hover { color: var(--water); }
.footer-bottom { padding: 18px 0; border-top: 1px solid var(--border-dim); }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-copyright { font-family: var(--font-heading); font-size: .76rem; color: var(--text-dim); margin: 0; }
.footer-legal-links { display: flex; gap: 20px; }
.footer-legal-links a { font-family: var(--font-heading); font-size: .73rem; color: var(--text-dim); transition: color var(--t-fast); }
.footer-legal-links a:hover { color: var(--text-muted); }

/* ── Floating buttons ────────────────────────────────────── */
.gc-wa-btn, .gc-tg-btn, .whatsapp-float {
  position: fixed; right: 20px; z-index: 800;
  display: flex; align-items: center; gap: 8px;
  border-radius: 50px; font-family: var(--font-heading); font-size: .76rem; font-weight: 700;
  color: #fff; text-decoration: none; box-shadow: var(--shadow-md); transition: var(--t);
}
.whatsapp-float { bottom: 80px; background: #25D366; padding: 14px; border-radius: 50%; }
.whatsapp-float:hover { background: #128C7E; box-shadow: 0 4px 20px rgba(37,211,102,.4); transform: translateY(-2px); }
.gc-wa-btn  { bottom: 148px; background: #25D366; padding: 11px 16px; box-shadow: 0 4px 20px rgba(37,211,102,.25); }
.gc-wa-btn:hover  { background: #128C7E; transform: translateY(-2px); }
.gc-wa-btn span, .gc-tg-btn span { white-space: nowrap; }
.gc-tg-btn  { bottom: 204px; background: #2CA5E0; padding: 11px 16px; box-shadow: 0 4px 20px rgba(44,165,224,.25); }
.gc-tg-btn:hover  { background: #1a8fc7; transform: translateY(-2px); }

.gc-scroll-top, #back-to-top {
  position: fixed; right: 20px; bottom: 20px; z-index: 800;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--glass); backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border); color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: var(--t);
  text-decoration: none; font-size: 1.1rem;
}
.gc-scroll-top svg { width: 18px; height: 18px; stroke-width: 2; }
.gc-scroll-top.is-visible, #back-to-top.visible { opacity: 1; pointer-events: auto; }
.gc-scroll-top:hover, #back-to-top:hover { background: var(--water-dim); border-color: var(--water); color: var(--water); transform: translateY(-2px); }

/* ── Lightbox ────────────────────────────────────────────── */
.lightbox, #lightbox {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(4,9,26,.97); backdrop-filter: blur(10px);
  display: none; align-items: center; justify-content: center; gap: 16px;
}
.lightbox.open, #lightbox.open { display: flex; }
#lightbox-img { max-width: 90vw; max-height: 85vh; object-fit: contain; border-radius: var(--r-md); box-shadow: var(--shadow-lg); }
.lb-close, #lb-close {
  position: absolute; top: 20px; right: 20px;
  font-size: 1.5rem; color: var(--text-muted);
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; border: 1px solid var(--border); background: var(--glass); transition: var(--t);
}
.lb-close:hover, #lb-close:hover { color: var(--white); border-color: var(--water); }
.lb-prev, .lb-next, #lb-prev, #lb-next {
  font-size: 1.5rem; color: var(--text-muted);
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; border: 1px solid var(--border); background: var(--glass); transition: var(--t); flex-shrink: 0;
}
.lb-prev:hover, .lb-next:hover, #lb-prev:hover, #lb-next:hover { color: var(--white); background: var(--water-dim); border-color: var(--water); }
.lb-caption, #lightbox-cap {
  position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-heading); font-size: .8rem; color: var(--text-muted);
  text-align: center; max-width: 600px;
  padding: 7px 16px; background: var(--glass); border-radius: 100px;
}

/* ── Cookie banner ───────────────────────────────────────── */
#cookie-banner {
  position: fixed; bottom: 20px; left: 20px; z-index: 8000;
  max-width: 400px;
  background: var(--glass); backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg); padding: 20px 24px; display: none;
}
.cookie-inner { display: flex; flex-direction: column; gap: 14px; }
.cookie-text h3 { font-family: var(--font-heading); font-size: .88rem; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.cookie-text p  { font-size: .8rem; color: var(--text-muted); margin: 0; }
.cookie-text a  { color: var(--water); text-decoration: underline; }
.cookie-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.btn-cookie-accept { background: var(--sand); color: #0a0f1e; border: none; padding: 8px 16px; border-radius: var(--r-sm); font-family: var(--font-heading); font-size: .76rem; font-weight: 700; cursor: pointer; transition: var(--t); }
.btn-cookie-accept:hover { background: var(--sand-light); }
.btn-cookie-reject, .btn-cookie-settings { background: transparent; color: var(--text-muted); border: 1px solid var(--border); padding: 8px 13px; border-radius: var(--r-sm); font-family: var(--font-heading); font-size: .73rem; font-weight: 600; cursor: pointer; transition: var(--t); }
.btn-cookie-reject:hover, .btn-cookie-settings:hover { border-color: var(--water); color: var(--water); }
#cookie-manage-btn {
  position: fixed; bottom: 20px; left: 20px; z-index: 7900; display: none;
  background: var(--glass); backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border); border-radius: 100px;
  padding: 7px 14px; font-family: var(--font-heading); font-size: .73rem;
  color: var(--text-muted); cursor: pointer; transition: var(--t);
}
#cookie-manage-btn.visible { display: block; }
#cookie-manage-btn:hover { color: var(--water); border-color: var(--water); }

/* ── Reveal animations ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .65s ease, transform .65s cubic-bezier(.4,0,.2,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* ── Dark mode override (tema siempre oscuro) ────────────── */
[data-theme="light"] { background: var(--deep) !important; color: var(--text) !important; }

/* ── Accesibilidad ───────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--water); outline-offset: 3px; }
::selection    { background: rgba(13,184,217,.22); color: var(--white); }

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar       { width: 7px; }
::-webkit-scrollbar-track { background: var(--deep); }
::-webkit-scrollbar-thumb { background: var(--glass-bg); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(13,184,217,.2); }

/* ── Toast container ─────────────────────────────────────── */
#gc-toast-container { position: fixed; bottom: 80px; right: 20px; z-index: 99999; display: flex; flex-direction: column; gap: 8px; }

/* ── Contact hero ────────────────────────────────────────── */
.contact-hero {
  position: relative;
  padding: 148px 0 88px;
  overflow: hidden;
  background: var(--deep);
}
.contact-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 130% 90% at 55% 40%, rgba(18,212,245,.11) 0%, transparent 60%),
    radial-gradient(ellipse 70% 60% at 0% 80%, rgba(16,184,160,.07) 0%, transparent 55%),
    linear-gradient(180deg, var(--deep) 0%, var(--navy) 100%);
  pointer-events: none;
}
.contact-hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.contact-hero-wm {
  position: absolute;
  bottom: -8%;
  right: -3%;
  font-family: var(--font-display);
  font-size: clamp(5rem, 20vw, 15rem);
  font-weight: 400;
  color: rgba(18,212,245,.04);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  letter-spacing: .08em;
}
.contact-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.contact-hero h1 { font-family: var(--font-display); font-size: clamp(3.2rem, 8vw, 6rem); letter-spacing: .01em; line-height: .92; margin-bottom: 20px; color: var(--white); }
.contact-hero h1 em { font-style: normal; color: var(--water); }
.contact-hero .lead { max-width: 520px; margin-bottom: 20px; }
.contact-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }

/* ── Contact trust strip ─────────────────────────────────── */
.contact-trust-strip {
  background: var(--glass-bg);
  padding: 18px 0;
  border-bottom: 1px solid var(--border-dim);
}
.contact-trust-inner {
  display: flex; flex-wrap: wrap; gap: 28px;
  justify-content: center; align-items: center;
  font-size: .88rem; color: var(--text-muted);
}
.contact-trust-inner strong { color: var(--water); margin-right: 4px; }

/* ── Contact grid ────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: start;
}

/* ── Contact info card ───────────────────────────────────── */
.contact-info-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-xl);
  padding: 40px;
  position: sticky;
  top: 100px;
}
.contact-info-card h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.4rem); color: var(--white); margin-bottom: 8px; letter-spacing: .01em; }
.contact-detail-list { margin-top: 28px; display: flex; flex-direction: column; gap: 20px; }
.contact-detail-item { display: flex; align-items: flex-start; gap: 16px; }
.contact-detail-icon {
  font-size: 1.2rem; min-width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(18,212,245,.08); border: 1px solid var(--border-dim);
  border-radius: var(--r-md); flex-shrink: 0;
}
.contact-detail-item strong { display: block; font-family: var(--font-heading); font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--water); margin-bottom: 3px; }
.contact-detail-item a, .contact-detail-item span { color: var(--text); font-size: .95rem; transition: color var(--t-fast); }
.contact-detail-item a:hover { color: var(--water); }
.contact-schedule { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border-dim); }
.contact-schedule h4 { font-family: var(--font-heading); font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px; }
.contact-schedule p { color: var(--text-muted); font-size: .9rem; line-height: 1.8; }

/* ── Contact form box ────────────────────────────────────── */
.contact-form-box {
  background: var(--glass-bg);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-xl);
  padding: 40px;
}
.contact-form-box h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.4rem); color: var(--white); margin-bottom: 8px; letter-spacing: .01em; }

/* ── Forms ───────────────────────────────────────────────── */
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-label { font-family: var(--font-heading); font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); }
.form-label .required { color: var(--water); }
.form-control {
  background: rgba(255,255,255,.04); border: 1.5px solid var(--border-dim);
  border-radius: var(--r-md); padding: 12px 16px;
  font-family: var(--font-body); font-size: .95rem; color: var(--text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
  outline: none; width: 100%; box-sizing: border-box;
}
.form-control:focus { background: rgba(18,212,245,.04); border-color: var(--water); box-shadow: 0 0 0 3px rgba(18,212,245,.11); }
.form-control::placeholder { color: var(--text-dim); }
textarea.form-control { min-height: 130px; resize: vertical; }
select.form-control { cursor: pointer; }
.form-error { font-size: .8rem; color: #f87171; min-height: 16px; }
.form-check { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; }
.form-check input[type="checkbox"] { width: 16px; height: 16px; margin-top: 3px; flex-shrink: 0; accent-color: var(--water); cursor: pointer; }
.form-check label { font-size: .86rem; color: var(--text-muted); line-height: 1.55; cursor: pointer; }
.form-check label a { color: var(--water); text-decoration: underline; }

/* ── Map ─────────────────────────────────────────────────── */
.map-container { border-radius: var(--r-xl); overflow: hidden; border: 1px solid var(--border-dim); }
.map-container iframe { display: block; width: 100%; height: 420px; border: none; filter: saturate(.7) hue-rotate(180deg) invert(1); }

/* ── Feat grid (contact reasons) ────────────────────────── */
.feat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.feat-card { display: flex; gap: 16px; align-items: flex-start; padding: 24px 20px; background: var(--glass-bg); border: 1px solid var(--border-dim); border-radius: var(--r-lg); transition: border-color var(--t); }
.feat-card:hover { border-color: var(--border); }
.feat-icon { font-size: 1.8rem; flex-shrink: 0; }
.feat-card strong { font-family: var(--font-display); font-size: 1.1rem; color: var(--white); display: block; line-height: 1.2; margin-bottom: 4px; }
.feat-card small { font-family: var(--font-body); font-size: .82rem; color: var(--text-muted); }

/* ── Blog hero ───────────────────────────────────────────── */
.blog-hero {
  position: relative;
  padding: 148px 0 88px;
  overflow: hidden;
  background: var(--deep);
}
.blog-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 110% 80% at 40% 40%, rgba(16,184,160,.1) 0%, transparent 60%),
    radial-gradient(ellipse 80% 60% at 90% 80%, rgba(18,212,245,.07) 0%, transparent 55%),
    linear-gradient(180deg, var(--deep) 0%, var(--navy) 100%);
  pointer-events: none;
}
.blog-hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.blog-hero-wm {
  position: absolute;
  bottom: -10%;
  left: -2%;
  font-family: var(--font-display);
  font-size: clamp(5rem, 22vw, 16rem);
  font-weight: 400;
  color: rgba(16,184,160,.04);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  letter-spacing: .05em;
}
.blog-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.blog-hero h1 { font-family: var(--font-display); font-size: clamp(3.2rem, 8vw, 6rem); letter-spacing: .01em; line-height: .92; margin-bottom: 20px; color: var(--white); }
.blog-hero h1 em { font-style: normal; color: var(--teal); }

/* ── Blog grid ───────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 32px;
}

/* ── Featured blog card ──────────────────────────────────── */
.blog-feat-card { grid-column: span 3; }
.blog-feat-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: stretch;
  background: var(--glass-bg); border: 1px solid var(--border-dim);
  border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-md);
  transition: border-color var(--t), box-shadow var(--t);
}
.blog-feat-inner:hover { border-color: var(--border); box-shadow: var(--shadow-water); }
.blog-feat-img { position: relative; overflow: hidden; min-height: 300px; }
.blog-feat-img img { width: 100%; height: 100%; object-fit: cover; display: block; cursor: zoom-in; transition: transform .6s ease; }
.blog-feat-img img:hover { transform: scale(1.04); }
.blog-feat-body { padding: 44px; display: flex; flex-direction: column; justify-content: center; }
.blog-feat-title { font-family: var(--font-heading); font-size: clamp(1.1rem, 2vw, 1.4rem); color: var(--water); margin: 0 0 14px; line-height: 1.3; font-weight: 700; }
.blog-feat-text { color: var(--text-muted); line-height: 1.78; margin-bottom: 24px; font-size: .95rem; }
.blog-stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 28px; }
.blog-stat-grid-4 { grid-template-columns: repeat(4, 1fr); }
.blog-stat-item { text-align: center; background: rgba(18,212,245,.06); border: 1px solid var(--border-dim); border-radius: var(--r-md); padding: 14px 8px; }
.blog-stat-num { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 800; color: var(--water); display: block; margin-bottom: 3px; }
.blog-stat-label { font-size: .7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .07em; }

/* ── Small blog card ─────────────────────────────────────── */
.blog-card-inner {
  background: var(--glass-bg); border: 1px solid var(--border-dim);
  border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-md);
  height: 100%; display: flex; flex-direction: column;
  transition: border-color var(--t), box-shadow var(--t);
}
.blog-card-inner:hover { border-color: var(--border); box-shadow: var(--shadow-water); }
.blog-card-img { aspect-ratio: 16/9; overflow: hidden; flex-shrink: 0; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; cursor: zoom-in; transition: transform .5s ease; }
.blog-card-img img:hover { transform: scale(1.04); }
.blog-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.blog-card-title { font-family: var(--font-heading); font-size: 1.05rem; color: var(--water); margin: 0 0 10px; line-height: 1.35; font-weight: 700; }
.blog-card-text { color: var(--text-muted); font-size: .9rem; line-height: 1.72; margin-bottom: 16px; flex: 1; }
.blog-card-meta { display: flex; gap: 16px; font-size: .8rem; color: var(--text-dim); margin-bottom: 16px; flex-wrap: wrap; }

/* ── Blog CTA row ────────────────────────────────────────── */
.blog-cta-row { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.blog-cta-title { font-family: var(--font-heading); font-size: clamp(1.1rem, 2vw, 1.4rem); color: var(--white); margin: 0 0 8px; font-weight: 700; }
.blog-cta-lead { color: var(--text-muted); margin: 0; font-size: .95rem; }
.blog-cta-actions { display: flex; gap: 12px; flex-wrap: wrap; flex-shrink: 0; }

/* ── Photo grid 4-col ────────────────────────────────────── */
.photo-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.photo-grid-item { border-radius: var(--r-md); overflow: hidden; aspect-ratio: 1; }
.photo-grid-item img { width: 100%; height: 100%; object-fit: cover; display: block; cursor: zoom-in; transition: transform .3s ease; }
.photo-grid-item img:hover { transform: scale(1.04); }

/* ── Barandillas hero ────────────────────────────────────── */
.bar-hero {
  position: relative;
  padding: 148px 0 88px;
  overflow: hidden;
  background: var(--deep);
}
.bar-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(18,212,245,.09) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 65%, rgba(16,184,160,.07) 0%, transparent 55%);
  pointer-events: none;
}
.bar-hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.bar-hero-wm {
  position: absolute;
  bottom: -8%; right: -1%;
  font-family: var(--font-display);
  font-size: clamp(8rem, 22vw, 18rem);
  color: rgba(255,255,255,.022);
  pointer-events: none; user-select: none;
  white-space: nowrap; letter-spacing: .04em; z-index: 0; line-height: 1;
}
.bar-hero-inner {
  position: relative; z-index: 1; max-width: 680px;
}
.bar-hero h1 { font-family: var(--font-display); font-size: clamp(3.2rem, 8vw, 6rem); letter-spacing: .01em; line-height: .92; margin-bottom: 20px; color: var(--white); }
.bar-hero h1 em { font-style: normal; color: var(--water); }
.bar-hero .lead { max-width: 520px; margin-bottom: 20px; }

/* Barandillas — glass visual placeholder */
.bar-glass-visual {
  position: relative; border-radius: var(--r-xl); overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, rgba(15,52,96,.8) 0%, rgba(7,30,61,.9) 100%);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
}
.bar-glass-visual::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 30% 40%, rgba(18,212,245,.15) 0%, transparent 65%),
    linear-gradient(160deg, rgba(18,212,245,.08) 0%, transparent 60%);
}
.bar-glass-svg { position: relative; z-index: 1; opacity: .7; }

/* ── Instalaciones hero ───────────────────────────────────── */
.inst-hero {
  position: relative;
  padding: 148px 0 88px;
  overflow: hidden;
  background: var(--deep);
}
.inst-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 75% 35%, rgba(18,212,245,.09) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 20% 65%, rgba(16,184,160,.07) 0%, transparent 55%);
  pointer-events: none;
}
.inst-hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.inst-hero-wm {
  position: absolute;
  bottom: -8%; right: -1%;
  font-family: var(--font-display);
  font-size: clamp(8rem, 22vw, 18rem);
  color: rgba(255,255,255,.022);
  pointer-events: none; user-select: none;
  white-space: nowrap; letter-spacing: .04em; z-index: 0; line-height: 1;
}
.inst-hero-inner {
  position: relative; z-index: 1; max-width: 680px;
}
.inst-hero h1 { font-family: var(--font-display); font-size: clamp(3.2rem, 8vw, 6rem); letter-spacing: .01em; line-height: .92; margin-bottom: 20px; color: var(--white); }
.inst-hero h1 em { font-style: normal; color: var(--teal); }
.inst-hero .lead { max-width: 520px; margin-bottom: 20px; }

/* ── Aliases de compatibilidad (variables antiguas → nuevas) ─ */
:root {
  --color-primary:    var(--water);
  --color-secondary:  var(--teal);
  --color-accent:     var(--sand);
  --color-dark:       var(--navy);
  --color-bg-light:   var(--glass-bg);
  --color-bg:         var(--deep);
  --color-text:       var(--text);
  --color-text-muted: var(--text-muted);
  --color-surface:    var(--glass-bg);
  --color-text-light: var(--text);
  --radius-sm:        var(--r-sm);
  --radius-md:        var(--r-md);
  --radius-lg:        var(--r-lg);
  --radius-xl:        var(--r-xl);
  --shadow-xl:        var(--shadow-lg);
}

/* ═══════════════════════════════════════════════════════════════
   COMPONENTES — v20260601
   ═══════════════════════════════════════════════════════════════ */

/* ── Cert row ───────────────────────────────────────────────── */
.cert-row {
  background: var(--navy);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  padding: 20px 0;
}

/* ── Features grid ──────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.feature-card {
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  overflow: hidden;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  backdrop-filter: var(--glass-blur);
}
.feature-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--water), var(--teal));
  opacity: 0;
  transition: opacity .3s var(--ease);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(18,212,245,.3);
  box-shadow: 0 20px 48px rgba(0,0,0,.4), 0 0 0 1px rgba(18,212,245,.12);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 52px; height: 52px;
  background: rgba(18,212,245,.07);
  border: 1px solid rgba(18,212,245,.15);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.feature-card:hover .feature-icon {
  background: rgba(18,212,245,.14);
  border-color: rgba(18,212,245,.3);
}
.feature-icon svg {
  width: 24px; height: 24px;
  stroke: var(--water);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  margin: 0;
  line-height: 1.3;
}
.feature-card p {
  font-size: .88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ── Services grid ──────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  backdrop-filter: var(--glass-blur);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(0,0,0,.45);
}
.service-img {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.service-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.service-card:hover .service-img img { transform: scale(1.06); }
.service-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(7,30,61,.7) 100%);
}
.service-icon-overlay {
  position: absolute;
  bottom: 14px; left: 16px;
  width: 40px; height: 40px;
  background: rgba(18,212,245,.18);
  border: 1px solid rgba(18,212,245,.35);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  z-index: 1;
  backdrop-filter: blur(6px);
}
.service-icon-overlay svg {
  width: 20px; height: 20px;
  stroke: var(--water); fill: none;
  stroke-width: 1.75;
  stroke-linecap: round; stroke-linejoin: round;
}
.service-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.service-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin: 0;
  line-height: 1.25;
}
.service-body p {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
  flex: 1;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .825rem;
  font-weight: 600;
  color: var(--water);
  text-decoration: none;
  letter-spacing: .03em;
  margin-top: 8px;
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.service-link:hover { gap: 10px; color: var(--teal); }
.service-link svg {
  width: 14px; height: 14px;
  stroke: currentColor; fill: none;
  stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform .25s var(--ease);
}
.service-link:hover svg { transform: translateX(2px); }

/* ── Process steps ──────────────────────────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.process-steps::before {
  content: "";
  position: absolute;
  top: 27px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-dim) 20%, var(--border-dim) 80%, transparent);
  z-index: 0;
}
.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  position: relative;
  z-index: 1;
}
.step-number {
  width: 56px; height: 56px;
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--water);
  flex-shrink: 0;
  transition: background .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  backdrop-filter: var(--glass-blur);
}
.process-step:hover .step-number {
  background: rgba(18,212,245,.1);
  border-color: rgba(18,212,245,.4);
  box-shadow: 0 0 24px rgba(18,212,245,.2);
}
.process-step-body { display: flex; flex-direction: column; gap: 8px; }
.process-step-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin: 0;
}
.process-step-body p {
  font-size: .85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ── Testimonials grid ──────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
  margin: 0;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0,0,0,.4);
}
.testimonial-stars {
  display: flex;
  gap: 4px;
}
.testimonial-stars svg {
  width: 16px; height: 16px;
  fill: var(--sand);
  stroke: none;
}
.testimonial-stars span { color: var(--sand); line-height: 1; }
.testimonial-quote {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 5rem;
  line-height: 1;
  font-family: Georgia, serif;
  color: rgba(18,212,245,.08);
  pointer-events: none;
  user-select: none;
}
.testimonial-text {
  font-size: .925rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
  flex: 1;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--border-dim);
}
.testimonial-avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--water-dark), var(--teal));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem;
  font-weight: 700;
  color: var(--deep);
  letter-spacing: .04em;
  flex-shrink: 0;
}
.testimonial-author-info { display: flex; flex-direction: column; gap: 2px; }
.testimonial-author-info strong {
  font-size: .9rem;
  font-weight: 700;
  color: var(--white);
}
.testimonial-author-info span {
  font-size: .78rem;
  color: var(--text-muted);
}

/* ── Stats section ──────────────────────────────────────────── */
.stats-section {
  background: var(--deep);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(18,212,245,.05) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Products grid — variante tienda ───────────────────────── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
/* Sobreescribe aspect-ratio de las product-card en contexto tienda */
.products-grid .product-card {
  aspect-ratio: unset;
  display: flex;
  flex-direction: column;
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  backdrop-filter: var(--glass-blur);
  text-decoration: none;
}
.products-grid .product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 48px rgba(0,0,0,.45);
}
.product-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.product-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.products-grid .product-card:hover .product-img img { transform: scale(1.05); }
.product-badge-new {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--teal);
  color: var(--deep);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 20px;
  z-index: 1;
}
.product-body {
  padding: 20px 20px 14px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.product-body h3 {
  font-size: .975rem;
  font-weight: 700;
  color: var(--white);
  margin: 0;
  line-height: 1.3;
}
.product-body p {
  font-size: .825rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.product-footer {
  padding: 14px 20px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--border-dim);
}
.product-price {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
.price-note {
  font-size: .7rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: .02em;
}

/* ── CTA contact info row ───────────────────────────────────── */
.cta-contact-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.cta-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.cta-contact-icon {
  width: 42px; height: 42px;
  background: rgba(18,212,245,.1);
  border: 1px solid rgba(18,212,245,.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cta-contact-icon svg {
  width: 18px; height: 18px;
  stroke: var(--water); fill: none;
  stroke-width: 1.75;
  stroke-linecap: round; stroke-linejoin: round;
}
.cta-contact-item > div { display: flex; flex-direction: column; gap: 2px; }
.cta-contact-item a, .cta-contact-item span {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  text-decoration: none;
  transition: color .25s;
}
.cta-contact-item a:hover { color: var(--water); }
.cta-contact-item .cta-contact-label {
  font-size: .72rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* ── Footer logo & contact ──────────────────────────────────── */
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-bottom: 16px;
}
.footer-logo img { height: 36px; width: auto; }
.footer-logo span {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: .06em;
  color: var(--white);
}
.footer-contact { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color .25s;
}
.footer-contact-item:hover { color: var(--water); }
.footer-contact-item svg {
  width: 15px; height: 15px;
  stroke: var(--water); fill: none;
  stroke-width: 1.75;
  stroke-linecap: round; stroke-linejoin: round;
  flex-shrink: 0;
}

/* ── Social links ───────────────────────────────────────────── */
.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--border-dim);
  border-radius: 50%;
  color: var(--text-muted);
  text-decoration: none;
  transition: color .25s, border-color .25s, transform .25s, background .25s;
}
.social-link:hover {
  color: var(--water);
  border-color: rgba(18,212,245,.4);
  background: rgba(18,212,245,.07);
  transform: translateY(-2px);
}
.social-link svg {
  width: 16px; height: 16px;
  stroke: currentColor; fill: none;
  stroke-width: 1.75;
  stroke-linecap: round; stroke-linejoin: round;
}

/* ── SVG icon support — sector, glass-type, hero-mini ───────── */
.sector-icon svg,
.glass-type-icon svg,
.hero-card-mini-icon svg {
  width: 28px; height: 28px;
  stroke: currentColor; fill: none;
  stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
}
.sector-card .sector-icon svg { stroke: var(--water); }
.glass-type-icon svg { stroke: var(--teal); }
.hero-card-mini-icon svg { width: 20px; height: 20px; stroke: var(--water); }