/* ════════════════════════════════════════════
   VIDRIOS MORA — styles.css
   Paleta: #2F4D5C · #F5F1EB · #E5E5E5 · #FFF · #1A1A1A
════════════════════════════════════════════ */

/* ─── VARIABLES ───────────────────────────── */
:root {
  --verde:    #2F4D5C;
  --verde-dk: #1e3340;
  --beige:    #F5F1EB;
  --gris:     #E5E5E5;
  --blanco:   #FFFFFF;
  --negro:    #1A1A1A;
  --negro-2:  #3a3a3a;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Jost', 'Helvetica Neue', sans-serif;

  --radius: 2px;
  --transition: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  --shadow: 0 4px 32px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.15);
}

/* ─── RESET ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--negro);
  background: var(--blanco);
  overflow-x: hidden;
  line-height: 1.7;
}
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── UTILIDADES ──────────────────────────── */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--verde);
  margin-bottom: 1.2rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--negro);
  letter-spacing: -0.01em;
}
.section-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--verde);
}
.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 5rem;
}
.section-sub {
  margin-top: 1.2rem;
  font-size: 0.95rem;
  color: var(--negro-2);
  font-weight: 300;
}

/* ─── BOTONES ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--verde);
  color: var(--blanco);
  box-shadow: 0 4px 24px rgba(47,77,92,0.3);
}
.btn-primary:hover {
  background: var(--verde-dk);
  box-shadow: 0 8px 32px rgba(47,77,92,0.45);
  transform: translateY(-2px);
}
.btn-lg { padding: 1.1rem 2.5rem; font-size: 0.9rem; }

/* ════════════════════════════════════════════
   NAVBAR
════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.4rem 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  padding: 0.85rem 0;
  box-shadow: 0 1px 24px rgba(0,0,0,0.08);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.logo-mark {
  width: 36px; height: 36px;
  background: var(--verde);
  color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
  flex-shrink: 0;
}
.logo-mark.small { width: 28px; height: 28px; font-size: 0.7rem; }
.logo-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--blanco);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.navbar.scrolled .logo-text { color: var(--negro); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-link {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.88);
  transition: color var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--verde);
  transition: width var(--transition);
}
.nav-link:hover::after { width: 100%; }
.nav-link:hover { color: var(--blanco); }
.navbar.scrolled .nav-link { color: var(--negro-2); }
.navbar.scrolled .nav-link:hover { color: var(--negro); }
.nav-cta {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blanco);
  background: var(--verde);
  padding: 0.55rem 1.3rem;
  border-radius: var(--radius);
  transition: var(--transition);
}
.nav-cta:hover { background: var(--verde-dk); transform: translateY(-1px); }
.navbar.scrolled .nav-cta { background: var(--verde); color: var(--blanco); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--blanco);
  transition: var(--transition);
}
.navbar.scrolled .hamburger span { background: var(--negro); }

/* ════════════════════════════════════════════
   HERO
════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
  transition: transform 8s ease-out;
}
.hero-bg.loaded { transform: scale(1); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(15,25,30,0.55) 0%,
    rgba(15,25,30,0.35) 50%,
    rgba(15,25,30,0.65) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  max-width: 800px;
  animation: heroIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1.5rem;
  font-weight: 400;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 12vw, 9rem);
  font-weight: 300;
  line-height: 0.92;
  color: var(--blanco);
  letter-spacing: -0.02em;
  margin-bottom: 1.8rem;
}
.hero-title em {
  font-style: italic;
  font-weight: 300;
  color: rgba(255,255,255,0.75);
}
.hero-desc {
  font-size: clamp(0.9rem, 2vw, 1.05rem);
  color: rgba(255,255,255,0.82);
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  letter-spacing: 0.02em;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
  color: rgba(255,255,255,0.5);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  animation: fadeInUp 2s 1.5s both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.6); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ════════════════════════════════════════════
   NOSOTROS + SERVICIOS
════════════════════════════════════════════ */
.nosotros {
  padding: 8rem 0;
  background: var(--blanco);
}
.nosotros-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.nosotros-text { padding-top: 1rem; }
.nosotros-body {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--negro-2);
  margin-top: 1.5rem;
  line-height: 1.85;
}
.nosotros-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--gris);
}
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 300;
  color: var(--verde);
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--negro-2);
  margin-top: 0.4rem;
  font-weight: 400;
}

/* Servicios cards */
.servicios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5px;
  background: var(--gris);
  border: 1.5px solid var(--gris);
}
.servicio-card {
  background: var(--blanco);
  padding: 2rem 1.8rem;
  transition: var(--transition);
}
.servicio-card:hover {
  background: var(--beige);
}
.servicio-card:hover .serv-icon { color: var(--verde); }
.serv-icon {
  color: var(--gris);
  margin-bottom: 1rem;
  transition: color var(--transition);
}
.serv-icon svg { color: var(--verde); opacity: 0.7; }
.servicio-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--negro);
  margin-bottom: 0.6rem;
  letter-spacing: 0.01em;
}
.servicio-card p {
  font-size: 0.83rem;
  font-weight: 300;
  color: var(--negro-2);
  line-height: 1.7;
}

/* ════════════════════════════════════════════
   MID BANNER
════════════════════════════════════════════ */
.mid-banner {
  position: relative;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.mid-banner-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.mid-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15,25,30,0.68);
}
.mid-content {
  position: relative;
  z-index: 2;
  text-align: center;
}
.mid-content p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 300;
  color: var(--blanco);
  line-height: 1.4;
  letter-spacing: 0.02em;
}

/* ════════════════════════════════════════════
   PROYECTOS
════════════════════════════════════════════ */
.proyectos {
  padding: 8rem 0;
  background: var(--beige);
}

/* Bloque por categoría */
.proyecto-categoria {
  margin-bottom: 4.5rem;
}
.proyecto-categoria:last-child { margin-bottom: 0; }

.categoria-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.4rem;
}
.categoria-titulo {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 300;
  color: var(--negro);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.categoria-linea {
  flex: 1;
  height: 1px;
  background: var(--gris);
}

/* Grid de 3 fotos iguales */
.categoria-fotos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.gallery-item:hover img { transform: scale(1.07); }

.gallery-hover {
  position: absolute;
  inset: 0;
  background: rgba(47,77,92,0.7);
  display: flex;
  align-items: flex-end;
  padding: 1.2rem 1.4rem;
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-item:hover .gallery-hover { opacity: 1; }
.gallery-hover span {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 300;
  font-style: italic;
  color: var(--blanco);
  letter-spacing: 0.05em;
  transform: translateY(8px);
  transition: transform var(--transition);
}
.gallery-item:hover .gallery-hover span { transform: translateY(0); }

/* ════════════════════════════════════════════
   CONTACTO
════════════════════════════════════════════ */
.contacto {
  padding: 8rem 0;
  background: var(--blanco);
}
.contacto-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.contacto-body {
  margin-top: 1.5rem;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--negro-2);
  line-height: 1.85;
}
.contacto-phone {
  margin-top: 2.5rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--negro);
}
.contacto-phone svg { color: var(--verde); flex-shrink: 0; }
.contacto-phone a:hover { color: var(--verde); transition: color var(--transition); }
 
.contacto-cta-block {
  background: var(--beige);
  padding: 3.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.2rem;
}
.cta-note {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--verde);
}
.cta-sub {
  font-size: 0.8rem;
  color: var(--negro-2);
  font-weight: 300;
  letter-spacing: 0.02em;
}
 
/* ════════════════════════════════════════════
   FOOTER
════════════════════════════════════════════ */
.footer {
  background: var(--negro);
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-brand .logo-text { color: rgba(255,255,255,0.85); font-size: 1rem; }
.footer-copy {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.05em;
}
.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1rem;
}
.footer-nav {
  display: flex;
  gap: 2rem;
}
.footer-nav a {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-nav a:hover { color: rgba(255,255,255,0.85); }
 
/* Social en footer */
.footer-social {
  display: flex;
  gap: 1.2rem;
}
.footer-social a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-social a:hover { color: rgba(255,255,255,0.9); }
.footer-social svg { flex-shrink: 0; }
 
/* Social en contacto */
.contacto-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}
.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--gris);
  border-radius: var(--radius);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--negro-2);
  background: var(--blanco);
  transition: var(--transition);
}
.social-btn:hover {
  border-color: var(--verde);
  color: var(--verde);
  background: var(--beige);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(47,77,92,0.12);
}
.social-btn svg { flex-shrink: 0; }
 
/* ════════════════════════════════════════════
   BOTÓN FLOTANTE WHATSAPP
════════════════════════════════════════════ */
.wa-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanco);
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,0.6);
}
.wa-tooltip {
  position: absolute;
  right: 70px;
  background: var(--negro);
  color: var(--blanco);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  white-space: nowrap;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.wa-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--negro);
}
.wa-float:hover .wa-tooltip { opacity: 1; }
 
/* ════════════════════════════════════════════
   FADE-IN ANIMATION (scroll)
════════════════════════════════════════════ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
 
/* ════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════ */
@media (max-width: 960px) {
  .nosotros-grid,
  .contacto-inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  .nosotros-stats { gap: 2rem; }
  /* categorías: 3 fotos siguen en fila en tablet */
  .categoria-fotos { gap: 6px; }
}
 
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: var(--blanco);
    flex-direction: column;
    align-items: flex-start;
    padding: 6rem 2.5rem 3rem;
    gap: 2rem;
    box-shadow: -4px 0 40px rgba(0,0,0,0.12);
    transition: right var(--transition);
    z-index: 999;
  }
  .nav-links.open { right: 0; }
  .nav-link { color: var(--negro-2); font-size: 0.85rem; }
  .nav-cta { width: 100%; justify-content: center; text-align: center; }
 
  .servicios-grid { grid-template-columns: 1fr; }
 
  /* En móvil: 2 fotos + la 3ª ocupa todo el ancho */
  .categoria-fotos {
    grid-template-columns: 1fr 1fr;
    gap: 5px;
  }
  .categoria-fotos .gallery-item:last-child {
    grid-column: span 2;
  }
  .gallery-item { aspect-ratio: 4/3; }
  .categoria-titulo { font-size: 1.3rem; }
 
  .contacto-cta-block { padding: 2.5rem 1.5rem; }
  .nosotros-stats { flex-wrap: wrap; gap: 1.5rem; }
 
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-right { align-items: center; }
  .footer-nav { flex-wrap: wrap; justify-content: center; gap: 1rem; }
  .footer-social { justify-content: center; }
  .contacto-social { justify-content: flex-start; }
 
  .mid-banner { background-attachment: scroll; }
  .mid-banner-bg { background-attachment: scroll; }
}
 
@media (max-width: 480px) {
  .hero-title { font-size: clamp(3.5rem, 16vw, 5rem); }
  .nosotros { padding: 5rem 0; }
  .proyectos,
  .contacto { padding: 5rem 0; }
  .wa-float { bottom: 1.2rem; right: 1.2rem; }
}