/* Santacroce Ruszner Website - Inspirado en Minale + Mann */
/* Adaptación exacta con colores del logo SR */

/* Variables CSS - Integradas directamente */
:root {
  /* Colores principales - Basados en logo SR */
  --sr-naranja-principal: #FF8C00;
  --sr-naranja-hover: #FF7F00;
  --sr-naranja-claro: #FFB347;
  
  /* Colores base */
  --negro: #000000;
  --blanco: #FFFFFF;
  --gris-oscuro: #1C252C;
  --gris-medio: #333333;
  --gris-claro: #F5F5F5;
  --gris-borde: #CCCCCC;
  
  /* Tipografía */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  
  /* Tamaños de texto */
  --text-xs: 13px;
  --text-sm: 16px;
  --text-base: 18px;
  --text-lg: 24px;
  --text-xl: 32px;
  --text-2xl: 42px;
  --text-3xl: 56px;
  
  /* Espaciado */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 96px;
  
  /* Animaciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.15);
  --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.2);
  --shadow-sr: 0 4px 20px rgba(255, 140, 0, 0.15);
  
  /* Z-index */
  --z-background: -1;
  --z-default: 1;
  --z-content: 10;
  --z-header: 100;
  --z-overlay: 1000;
  --z-modal: 10000;
}

/* Reset y Base Styles - Copiando metodología M+M */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Opening Effect removed - now using LoadingScreen component */

/* Reset global de enlaces */
a {
  text-decoration: none;
  color: inherit;
}

a:visited,
a:hover,
a:focus,
a:active {
  text-decoration: none;
  outline: none;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-normal);
  color: var(--negro);
  background-color: var(--blanco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container - Sistema exacto M+M */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Container del header con logo balanceado */
.header .container {
  padding-left: 80px;
  padding-right: 80px;
  max-width: 100%;
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .header .container {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* Typography - Escalas detectadas en M+M */
.section__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-light);
  color: var(--negro);
  margin-bottom: var(--space-xl);
  letter-spacing: -0.02em;
}

.text--large {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-light);
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

/* Buttons - Copiando estilos M+M, color naranja SR */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition-normal);
  border-radius: 0;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.btn--primary {
  background-color: var(--sr-naranja-principal);
  color: var(--blanco);
  border: 2px solid var(--sr-naranja-principal);
}

.btn--primary:hover {
  background-color: var(--sr-naranja-hover);
  border-color: var(--sr-naranja-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sr);
}

.btn--secondary {
  background-color: transparent;
  color: var(--sr-naranja-principal);
  border: 2px solid var(--sr-naranja-principal);
}

.btn--secondary:hover {
  background-color: var(--sr-naranja-principal);
  color: var(--blanco);
}

.btn--full {
  width: 100%;
}

/* Header - Estructura exacta M+M */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--negro);
  color: var(--blanco);
  z-index: 100001; /* Above menu overlay */
  padding: 7px 0;
  transition: var(--transition-normal);
}

/* Cuando el menú está abierto, el header pasa adelante pero sin fondo */
.menu-active .header {
  z-index: 100001; /* Keep above menu overlay */
  background-color: transparent !important;
  transition: background-color 0.3s ease;
}

/* Asegurar que el header no tenga fondo cuando el menú está activo */
.menu-active .header::before,
.menu-active .header::after {
  display: none;
}

@keyframes headerLift {
  0% {
    transform: translateZ(0);
  }
  50% {
    transform: translateY(-5px) scale(1.02);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}

.header__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo - Replicando logo SR del cartel */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1);
}

/* Quitar cualquier subrayado o borde del enlace del logo */
.header__logo a {
  text-decoration: none;
  border: none;
  outline: none;
}

.header__logo a:hover,
.header__logo a:focus,
.header__logo a:active,
.header__logo a:visited {
  text-decoration: none;
  border: none;
  outline: none;
}

/* Cuando el menú está abierto, el logo se destaca */
.menu-active .logo {
  transform: scale(1.1);
}

.logo__text {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--sr-naranja-principal);
  letter-spacing: -0.05em;
}

.logo__text--large {
  font-size: var(--text-2xl);
}

.logo__subtitle {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo__company {
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  color: var(--sr-naranja-principal);
  letter-spacing: 0.1em;
}

.logo__profession {
  font-size: 11px;
  font-weight: var(--font-weight-light);
  color: var(--sr-naranja-claro);
  letter-spacing: 0.88em;
  padding-left: 0;
}

.logo--small .logo__text {
  font-size: var(--text-lg);
}

.logo--small .logo__company {
  font-size: 10px;
}

/* Navigation - Replicando estructura exacta M+M */
.nav__list {
  display: flex;
  list-style: none;
  gap: var(--space-xl);
  align-items: center;
}

.nav__link {
  color: var(--blanco);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-normal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--transition-fast);
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--sr-naranja-principal);
  transition: var(--transition-normal);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link:hover {
  color: var(--sr-naranja-principal);
}

/* Menu Toggle - Hamburger 3 rayas exacto como M+M */
.menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  width: 32px;
  height: 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: var(--transition-fast);
  z-index: 10001;
  overflow: visible;
}

.menu-toggle__line {
  display: block;
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--blanco);
  transition: all 0.3s cubic-bezier(0.215, 0.610, 0.355, 1);
  transform-origin: center;
}

.menu-toggle__line:nth-child(1) {
  top: 8px;
}

.menu-toggle__line:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.menu-toggle__line:nth-child(3) {
  bottom: 8px;
}

.menu-toggle:hover .menu-toggle__line {
  background-color: var(--sr-naranja-principal);
}

/* Animación hamburger a X cuando el menú está abierto */
.menu-toggle--active .menu-toggle__line:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.menu-toggle--active .menu-toggle__line:nth-child(2) {
  opacity: 0;
  transform: translateY(-50%) scaleX(0);
}

.menu-toggle--active .menu-toggle__line:nth-child(3) {
  bottom: auto;
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
}

/* Asegurar que la X sea clickeable y visible */
.menu-toggle--active {
  z-index: 10004;
}

.menu-toggle--active:hover .menu-toggle__line {
  background-color: var(--sr-naranja-principal);
}

/* Full Screen Menu - Diseño exacto M+M con columnas */
.fullscreen-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.fullscreen-menu--active {
  opacity: 1;
  visibility: visible;
}

.fullscreen-menu__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.98);
  backdrop-filter: blur(10px);
}

.fullscreen-menu__container {
  position: relative;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: 120px 60px 60px;
  overflow: hidden;
}

/* Menu Overlay - Contenedor principal del menú fullscreen */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000;
  z-index: 100000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  overflow: hidden;
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.menu-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.98);
  backdrop-filter: blur(10px);
}

.menu-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  gap: 80px;
  padding: 120px 80px 80px;
  max-width: 1400px;
  margin: 0 auto;
  z-index: 1;
}

/* Menu Content - Contenedor principal del menú */
.menu-content {
  display: flex;
  gap: 120px;
  align-items: flex-start;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  height: calc(100% - 120px);
  overflow: hidden;
}

/* Menu Grid de 3 columnas como M+M */
.menu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 80px;
  height: calc(100% - 120px);
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}

/* Columnas del menú */
.menu-column {
  display: flex;
  flex-direction: column;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  flex: 0 0 auto;
}

.menu-column:nth-child(1) { 
  animation-delay: 0.1s;
  flex: 0 0 300px;
}

.menu-column:nth-child(2) { 
  animation-delay: 0.2s;
  flex: 0 0 400px;
  padding-left: 60px;
  position: relative;
}

.menu-column:nth-child(3) { animation-delay: 0.3s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.menu-column--submenu {
  padding-left: 80px;
}

.menu-column--third {
  padding-left: 80px;
}

/* Menu Principal - Primera columna */
.menu-nav {
  width: 100%;
}

.menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu-item {
  margin-bottom: 30px;
}

.menu-link {
  display: block;
  color: var(--blanco);
  text-decoration: none;
  font-size: 32px;
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.2;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: left;
  width: 100%;
  position: relative;
}

.menu-link:hover {
  color: var(--sr-naranja-principal);
  transform: translateX(10px);
}

.menu-link--active {
  color: var(--sr-naranja-principal);
}

.menu-link__text {
  display: block;
}

/* Submenús - Segunda columna */
.submenu {
  opacity: 0;
  transition: opacity 0.4s ease;
}

.submenu--active {
  opacity: 1;
}

.submenu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.submenu-item {
  margin-bottom: 25px;
}

.submenu-link {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 24px;
  font-weight: 300;
  line-height: 1.4;
  transition: all 0.3s ease;
}

.submenu-link:hover {
  color: var(--blanco);
  transform: translateX(5px);
}

/* Submenu items para la segunda columna */
.submenu-items {
  list-style: none;
  margin: 0;
  padding: 0;
  position: absolute;
  top: 35%;
  left: 100%;
  width: 100%;
  transform: translateY(-50%) translateX(-20px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none !important;
  display: none;
}

.submenu-items.show {
  display: block;
}

.submenu-items::before,
.submenu-items::after {
  display: none !important;
}

/* Asegurar que no haya líneas adicionales en la segunda columna */
.menu-column:nth-child(2) ul::before,
.menu-column:nth-child(2) ul::after,
.menu-column:nth-child(2) li::before,
.menu-column:nth-child(2) li::after,
.menu-column:nth-child(2) li:first-child::before {
  border: none !important;
  background: none !important;
  display: none !important;
}

.submenu-items.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* Posición específica para el submenu de Portfolio */
#submenu-portfolio {
  top: 35%;
  margin-top: 0 !important;
  padding-top: 0 !important;
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}


/* Menu Footer - Parte inferior elegante */
.menu-footer {
  position: absolute;
  bottom: 60px;
  left: 60px;
  right: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.menu-footer h4 {
  color: var(--sr-naranja-principal);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.menu-footer p {
  color: var(--blanco);
  font-size: var(--text-xs);
  margin-bottom: var(--space-xs);
  opacity: 0.8;
}

.menu-footer a {
  color: var(--blanco);
  text-decoration: none;
  font-size: var(--text-xs);
  transition: var(--transition-normal);
}

.menu-footer a:hover {
  color: var(--sr-naranja-principal);
}

/* Menu Close Button */
.menu-close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: calc(var(--z-modal) + 1);
}

.menu-close__line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 2px;
  background-color: var(--blanco);
  transition: var(--transition-normal);
}

.menu-close__line:first-child {
  transform: translate(-50%, -50%) rotate(45deg);
}

.menu-close__line:last-child {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.menu-close:hover .menu-close__line {
  background-color: var(--sr-naranja-principal);
}

/* Hero Section - Copiando exactamente M+M */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-background);
}

.hero__gallery {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.hero__slide--active {
  opacity: 1;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.7) 100%);
}

.hero__content {
  position: absolute;
  bottom: 80px;
  left: 80px;
  z-index: var(--z-content);
  color: white;
}

.hero__title {
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 300;
  margin-bottom: 20px;
  letter-spacing: -2px;
  line-height: 1;
  color: #fff;
  text-transform: uppercase;
}

.hero__subtitle {
  font-size: 18px;
  font-weight: 300;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  max-width: 500px;
}


/* Vertical Line - Elemento icónico de M+M adaptado */
.hero__vertical-line {
  position: absolute;
  right: var(--space-xl);
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 200px;
  background: linear-gradient(to bottom, transparent 0%, var(--sr-naranja-principal) 20%, var(--sr-naranja-principal) 80%, transparent 100%);
  z-index: var(--z-content);
}

/* Services Overview */
.services-overview {
  padding: var(--space-3xl) 0;
  background-color: var(--gris-claro);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.service-card {
  background-color: var(--blanco);
  padding: var(--space-xl);
  transition: var(--transition-normal);
  text-align: center;
  box-shadow: var(--shadow-light);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
}

.service-card--primary:hover {
  box-shadow: var(--shadow-sr);
}

.service-card__icon {
  color: var(--sr-naranja-principal);
  margin-bottom: var(--space-md);
}

.service-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin-bottom: var(--space-md);
}

.service-card__description {
  font-size: var(--text-base);
  color: var(--gris-medio);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.service-card__link {
  color: var(--sr-naranja-principal);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--text-sm);
  position: relative;
}

.service-card__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--sr-naranja-principal);
  transition: var(--transition-normal);
}

.service-card__link:hover::after {
  width: 100%;
}

/* Portfolio Section - Grid exacto M+M */
.portfolio {
  padding: var(--space-3xl) 0;
  background-color: var(--blanco);
}

.portfolio__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.portfolio__filters {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
}

.filter-btn {
  background: none;
  border: 2px solid var(--gris-borde);
  color: var(--gris-medio);
  padding: var(--space-sm) var(--space-lg);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--transition-normal);
}

.filter-btn--active,
.filter-btn:hover {
  border-color: var(--sr-naranja-principal);
  color: var(--sr-naranja-principal);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
}

/* Project Cards - Efectos exactos M+M */
.project-card {
  position: relative;
  overflow: hidden;
  background-color: var(--blanco);
  cursor: pointer;
  transition: var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
}

.project-card__image {
  position: relative;
  height: 300px;
  overflow: hidden;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.project-card:hover .project-card__image img {
  transform: scale(1.1);
}

.project-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 100%);
  color: var(--blanco);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition-normal);
  text-align: center;
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-sm);
}

.project-card__location {
  font-size: var(--text-base);
  opacity: 0.8;
  margin-bottom: var(--space-md);
}

.project-card__link {
  color: var(--sr-naranja-principal);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--text-sm);
  border: 2px solid var(--sr-naranja-principal);
  padding: var(--space-sm) var(--space-md);
  transition: var(--transition-normal);
}

.project-card__link:hover {
  background-color: var(--sr-naranja-principal);
  color: var(--blanco);
}

/* About Section */
.about {
  padding: var(--space-3xl) 0;
  background-color: var(--gris-claro);
}

.about__description p {
  font-size: var(--text-base);
  margin-bottom: var(--space-md);
  color: var(--gris-medio);
  max-width: 800px;
}

.about__stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.stat__number {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--sr-naranja-principal);
  margin-bottom: var(--space-xs);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--gris-medio);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Contact Section - Formulario igual M+M */
.contact {
  padding: 60px 0;
  background-color: var(--blanco);
}

.contact__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact__office {
  margin-bottom: var(--space-lg);
}

.contact__office h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin-bottom: var(--space-sm);
}

.contact__office address {
  font-style: normal;
  color: var(--gris-medio);
  margin-bottom: var(--space-sm);
}

.contact__office a {
  color: var(--sr-naranja-principal);
  text-decoration: none;
}

.contact__social {
  margin: var(--space-lg) 0;
}

.contact__social a {
  color: var(--sr-naranja-principal);
  text-decoration: none;
}

.contact__hours h4 {
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin-bottom: var(--space-sm);
}

/* Form Styles - Copiando M+M */
.contact__form h3 {
  font-size: 18px;
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin-bottom: var(--space-md);
}

.form__group {
  margin-bottom: 20px;
}

.form__input {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--gris-borde);
  background-color: var(--blanco);
  font-size: var(--text-base);
  font-family: var(--font-primary);
  color: var(--negro);
  transition: var(--transition-normal);
}

.form__input:focus {
  outline: none;
  border-color: var(--sr-naranja-principal);
  box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
}

.form__group--checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.form__group--checkbox input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.form__group--checkbox label {
  font-size: var(--text-sm);
  color: var(--gris-medio);
  line-height: 1.4;
}

/* Footer - Minimalista como M+M */
.footer {
  background-color: var(--negro);
  color: var(--blanco);
  padding: 20px 0;
}

.footer__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: center;
}

.footer__info p {
  font-size: var(--text-sm);
  opacity: 0.8;
  margin: var(--space-xs) 0;
}

/* Scroll Animations */
.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);
}

/* Mobile Menu Styles */
.mobile-menu-toggle--active .hamburger:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle--active .hamburger:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle--active .hamburger:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Project Pages Styles */
.project-hero {
  height: 70vh;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  margin-top: 80px;
}

.project-hero__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

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

.project-hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
}

.project-hero__content {
  position: relative;
  z-index: var(--z-content);
  color: var(--blanco);
  padding: var(--space-2xl) 0;
}

.project-hero__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-light);
  margin-bottom: var(--space-sm);
}

.project-hero__subtitle {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--space-md);
}

.project-hero__tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.tag {
  background-color: var(--sr-naranja-principal);
  color: var(--blanco);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Project Details */
.project-details {
  padding: var(--space-3xl) 0;
}

.project-details__content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.project-info h2 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin-bottom: var(--space-lg);
}

.project-info h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin: var(--space-xl) 0 var(--space-md) 0;
}

.project-specs {
  margin-top: var(--space-xl);
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.spec-item {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm);
  background-color: var(--gris-claro);
}

.spec-label {
  font-weight: var(--font-weight-medium);
  color: var(--gris-medio);
}

.spec-value {
  font-weight: var(--font-weight-medium);
  color: var(--negro);
}

.project-features ul {
  list-style: none;
  margin-top: var(--space-lg);
}

.project-features li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--gris-claro);
  position: relative;
  padding-left: var(--space-lg);
}

.project-features li:before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--sr-naranja-principal);
  font-weight: var(--font-weight-bold);
}

/* Project Sidebar */
.project-sidebar {
  position: sticky;
  top: 120px;
}

.project-contact,
.project-team {
  background-color: var(--gris-claro);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.project-contact h3,
.project-team h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--negro);
  margin-bottom: var(--space-md);
}

.project-contact p {
  margin-bottom: var(--space-lg);
  color: var(--gris-medio);
}

.project-team p {
  margin-bottom: var(--space-md);
  font-size: var(--text-sm);
}

/* Project Gallery */
.project-gallery {
  padding: var(--space-3xl) 0;
  background-color: var(--gris-claro);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.gallery-item {
  position: relative;
  height: 300px;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition-normal);
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

/* Related Projects */
.related-projects {
  padding: var(--space-3xl) 0;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

/* Responsive Design - Breakpoints M+M */
@media (max-width: 1024px) {
  .contact__content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .hero__vertical-line {
    display: none;
  }
  
  .project-details__content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .project-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav__list {
    display: none;
  }
  
  /* Menu principal items más grandes en mobile */
  .menu-main__link {
    font-size: var(--text-xl);
    padding: var(--space-lg) 0;
  }
  
  /* Footer del menu en mobile */
  .menu-footer {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    text-align: center;
  }
  
  /* Sub menu responsive */
  .menu-sub__text {
    font-size: var(--text-base);
  }
  
  .menu-close {
    top: var(--space-md);
    right: var(--space-md);
  }
  
  .hero__content {
    bottom: 40px;
    left: 20px;
  }

  .hero__title {
    font-size: 36px;
  }

  .hero__subtitle {
    font-size: 16px;
    max-width: 90%;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .portfolio__grid {
    grid-template-columns: 1fr;
  }
  
  .about__stats {
    justify-content: center;
  }
  
  .footer__content {
    flex-direction: column;
    gap: var(--space-md);
  }
}

/* Opening Effect Animation */
.opening-effect {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  pointer-events: none;
}

.opening-top,
.opening-bottom {
  position: absolute;
  left: 0;
  width: 100%;
  height: 50%;
  background: #000;
}

.opening-top {
  top: 0;
  animation: slideUp 1.2s cubic-bezier(0.645, 0.045, 0.355, 1) 3.2s forwards;
}

.opening-bottom {
  bottom: 0;
  animation: slideDown 1.2s cubic-bezier(0.645, 0.045, 0.355, 1) 3.2s forwards;
}

@keyframes slideUp {
  to {
    transform: translateY(-100%);
  }
}

@keyframes slideDown {
  to {
    transform: translateY(100%);
  }
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #000000;
  z-index: 999999; /* Máxima prioridad absoluta */
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.6s cubic-bezier(0.645, 0.045, 0.355, 1),
              visibility 0.6s cubic-bezier(0.645, 0.045, 0.355, 1);
  pointer-events: all;
}

/* Ocultar header durante la carga */
.header--hidden {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.loading-screen.loading-complete {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-content {
  text-align: center;
}

.loading-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.loading-logo__sr {
  font-size: 140px;
  font-weight: 800;
  color: #FF8C00;
  letter-spacing: -8px;
  line-height: 1;
  font-family: 'Inter', sans-serif;
  animation: logoFadeInScale 2.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-fill-mode: both;
  opacity: 0;
  transform: scale(0.85);
}

.loading-logo__company {
  font-size: 32px;
  font-weight: 600;
  color: #FF8C00;
  letter-spacing: 2px;
  line-height: 1;
  font-family: 'Inter', sans-serif;
  animation: logoFadeInScale 2.2s cubic-bezier(0.4, 0, 0.2, 1) 0.1s forwards;
  animation-fill-mode: both;
  opacity: 0;
  transform: scale(0.9);
}

.loading-logo__profession {
  font-size: 22px;
  font-weight: 300;
  color: #FF8C00;
  letter-spacing: 29.5px;
  text-transform: lowercase;
  line-height: 1;
  margin-top: -10px;
  margin-left: 30px;
  font-family: 'Inter', sans-serif;
  text-align: center;
  display: block;
  animation: logoFadeInScale 2.2s cubic-bezier(0.4, 0, 0.2, 1) 0.2s forwards;
  animation-fill-mode: both;
  opacity: 0;
  transform: scale(0.9);
}

@keyframes logoFadeInScale {
  0% {
    opacity: 0;
    transform: scale(0.85);
  }
  40% {
    opacity: 1;
    transform: scale(1);
  }
  70% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(0.95);
  }
}

@keyframes loadingBreath {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(0.98);
  }
}