/* =========================================================
   Descripción: Estilo visual para Pardo y Barrios Construcciones
   Dependencias: HTML5
   Última modificación: 2026-03-15
   ========================================================= */

:root {
  --color-verde: #86be4c;
  --color-verde-oscuro: #6ea53b;
  --color-azul: #5b78c7;
  --color-azul-suave: #dfe5f7;
  --color-azul-linea: #8ea3d8;
  --color-amarillo: #e6d21a;
  --color-texto: #2f2f2f;
  --color-texto-suave: #5a5a5a;
  --color-blanco: #ffffff;
  --color-fondo: #f3f4fb;
  --sombra-suave: 0 10px 30px rgba(0, 0, 0, 0.08);
  --radio: 12px;
  --transicion: all 0.3s ease;
  --ancho-maximo: 1200px;
}

/* Reset básico */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(to bottom, #eef1fb 0%, #dfe6fb 40%, #5d80cf 85%, #7fa4ea 100%);
  color: var(--color-texto);
  line-height: 1.5;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  width: 92%;
  max-width: var(--ancho-maximo);
  margin: 0 auto;
}

/* Header */
.header {
  background: rgba(255, 255, 255, 0.90);
  backdrop-filter: blur(4px);
  border-bottom: 1px solid rgba(142, 163, 216, 0.25);
  position: sticky;
  top: 0;
  z-index: 999;
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo img {
  max-height: 62px;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a {
  font-size: 15px;
  font-weight: bold;
  color: var(--color-texto);
  letter-spacing: 0.5px;
  transition: var(--transicion);
}

.nav a:hover {
  color: var(--color-verde);
}

/* Botones */
.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: bold;
  transition: var(--transicion);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--color-verde);
  color: var(--color-blanco);
  box-shadow: var(--sombra-suave);
}

.btn-primary:hover {
  background: var(--color-verde-oscuro);
  transform: translateY(-2px);
}

.btn-outline {
  border: 2px solid var(--color-azul);
  color: var(--color-azul);
  background: transparent;
}

.btn-outline:hover {
  background: var(--color-azul);
  color: var(--color-blanco);
}

/* Hero */
.hero {
  position: relative;
  padding: 25px 0 40px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 40px;
}

.hero-text {
  max-width: 560px;
}

.hero-logo {
  margin-bottom: 30px;
}

.hero-logo img {
  max-width: 330px;
}

.hero-title {
  font-size: 64px;
  line-height: 0.95;
  font-weight: 900;
  text-transform: uppercase;
  color: #2d2d2d;
  letter-spacing: 1px;
  margin-bottom: 22px;
}

.hero-title span {
  color: var(--color-verde);
}

.hero-subtitle {
  font-size: 22px;
  color: var(--color-texto);
  margin-bottom: 24px;
  max-width: 540px;
}

.hero-description {
  font-size: 18px;
  color: var(--color-texto-suave);
  margin-bottom: 30px;
}

/* Composición de hexágonos */
.hexagon-group {
  position: relative;
  min-height: 620px;
}

.hex {
  position: absolute;
  width: 250px;
  height: 280px;
  clip-path: polygon(25% 6.7%, 75% 6.7%, 100% 50%, 75% 93.3%, 25% 93.3%, 0% 50%);
  overflow: hidden;
  background: var(--color-blanco);
  box-shadow: var(--sombra-suave);
  border: 4px solid rgba(255, 255, 255, 0.95);
}

.hex img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hex-1 { top: 0; right: 70px; }
.hex-2 { top: 210px; right: 240px; width: 280px; height: 310px; }
.hex-3 { top: 265px; right: 0; width: 240px; height: 270px; }
.hex-4 { top: 470px; right: 120px; width: 220px; height: 250px; }

.hex-line {
  position: absolute;
  border: 1px solid rgba(142, 163, 216, 0.7);
  transform: rotate(30deg);
}

/* Secciones */
.section {
  padding: 80px 0;
}

.section-white {
  background: rgba(255, 255, 255, 0.94);
}

.section-soft {
  background: rgba(255, 255, 255, 0.75);
}

.section-title {
  font-size: 46px;
  line-height: 1.05;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-texto);
  margin-bottom: 20px;
}

.section-title span {
  color: var(--color-verde);
}

.section-text {
  font-size: 18px;
  color: var(--color-texto-suave);
  max-width: 840px;
}

/* Frase principal */
.claim-box {
  padding: 40px;
  background: rgba(255, 255, 255, 0.88);
  border-radius: var(--radio);
  box-shadow: var(--sombra-suave);
  border-left: 8px solid var(--color-verde);
}

.claim-box h2 {
  font-size: 52px;
  line-height: 1.05;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.claim-box h2 span {
  color: var(--color-verde);
}

.claim-box p {
  font-size: 20px;
  color: var(--color-texto-suave);
}

/* Servicios */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.service-card {
  background: var(--color-blanco);
  padding: 30px;
  border-radius: var(--radio);
  box-shadow: var(--sombra-suave);
  transition: var(--transicion);
  border-top: 5px solid var(--color-azul);
}

.service-card:hover {
  transform: translateY(-5px);
}

.service-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.service-card p {
  font-size: 16px;
  color: var(--color-texto-suave);
}

/* Proyectos */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.project-card {
  background: var(--color-blanco);
  border-radius: var(--radio);
  overflow: hidden;
  box-shadow: var(--sombra-suave);
  transition: var(--transicion);
}

.project-card:hover {
  transform: translateY(-5px);
}

.project-image {
  height: 250px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-content {
  padding: 20px;
}

.project-content h3 {
  font-size: 22px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.project-content p {
  color: var(--color-texto-suave);
}

/* Diferenciadores */
.features-bar {
  margin-top: 35px;
  padding: 28px 0;
  border-top: 1px solid rgba(91, 120, 199, 0.35);
  border-bottom: 1px solid rgba(91, 120, 199, 0.35);
}

.features-list {
  display: flex;
  justify-content: center;
  gap: 34px;
  flex-wrap: wrap;
}

.features-list li {
  font-size: 30px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-texto);
  position: relative;
}

.features-list li span {
  color: var(--color-verde);
}

.features-list li:not(:last-child)::after {
  content: "|";
  position: absolute;
  right: -20px;
  color: rgba(47, 47, 47, 0.35);
}

/* CTA */
.cta {
  padding: 90px 0;
  background: linear-gradient(to right, rgba(91, 120, 199, 0.95), rgba(134, 190, 76, 0.95));
  color: var(--color-blanco);
  text-align: center;
}

.cta h2 {
  font-size: 50px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.cta p {
  font-size: 20px;
  max-width: 760px;
  margin: 0 auto 28px;
}

/* Contacto */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.contact-box,
.form-box {
  background: var(--color-blanco);
  padding: 32px;
  border-radius: var(--radio);
  box-shadow: var(--sombra-suave);
}

.contact-box h3,
.form-box h3 {
  font-size: 28px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.contact-box p {
  margin-bottom: 12px;
  color: var(--color-texto-suave);
}

.form-group {
  margin-bottom: 16px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #d8ddec;
  border-radius: 8px;
  font-size: 15px;
  outline: none;
  transition: var(--transicion);
}

.form-control:focus {
  border-color: var(--color-verde);
  box-shadow: 0 0 0 3px rgba(134, 190, 76, 0.15);
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

/* Footer */
.footer {
  background: #2e3549;
  color: #d7dceb;
  padding: 30px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}

.footer p {
  font-size: 14px;
}

/* Responsive */
@media (max-width: 1100px) {
  .hero-grid,
  .contact-grid,
  .services-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 52px;
  }

  .hexagon-group {
    min-height: 760px;
    margin-top: 20px;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: 82px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    padding: 30px;
    z-index: 998;
  }
  
  .nav.nav-open {
    display: block;
  }
  
  .nav ul {
    flex-direction: column;
    gap: 20px;
  }
  
  .nav a {
    font-size: 18px;
  }
  
  .menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 999;
  }
  
  .menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-texto);
    border-radius: 2px;
    transition: var(--transicion);
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero-title {
    font-size: 40px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .claim-box h2 {
    font-size: 36px;
  }
  
  .features-list li {
    font-size: 20px;
  }
  
  .cta h2 {
    font-size: 32px;
  }
}

/* Botón WhatsApp flotante */
.whatsapp-float {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: var(--transicion);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

/* Animaciones */
.animate-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-element.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Header con scroll */
.header-scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Desktop menu toggle oculto */
@media (min-width: 769px) {
  .menu-toggle {
    display: none;
  }
}

  .hero {
    padding: 50px 0;
  }

  .hero-title,
  .section-title,
  .claim-box h2,
  .cta h2 {
    font-size: 36px;
  }

  .hero-subtitle,
  .claim-box p,
  .cta p,
  .section-text {
    font-size: 17px;
  }

  .features-list li {
    font-size: 22px;
  }

  .hex {
    position: relative;
    width: 100%;
    max-width: 320px;
    height: 260px;
    margin: 0 auto 18px;
    right: auto;
    top: auto;
  }

  .hexagon-group {
    min-height: auto;
  }

  .hex-line {
    display: none;
  }
}