/* ========================================
   REFYCON - MINIMALIST CSS FRAMEWORK
   Diseño Minimalista y Elegante
   ======================================== */

/* CSS Custom Properties (Variables) */
:root {
  /* Color Palette Minimalista */
  --primary-color: #2c3e50;
  --primary-light: #34495e;
  --primary-dark: #1a252f;
  --secondary-color: #e74c3c;
  --secondary-light: #ec7063;
  --accent-color: #f39c12;
  --accent-light: #f7dc6f;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #eeeeee;
  --gray-300: #e0e0e0;
  --gray-400: #bdbdbd;
  --gray-500: #9e9e9e;
  --gray-600: #757575;
  --gray-700: #616161;
  --gray-800: #424242;
  --gray-900: #212121;
  
  /* Semantic Colors */
  --success-color: #27ae60;
  --warning-color: #f39c12;
  --error-color: #e74c3c;
  --info-color: #3498db;
  
  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --font-secondary: 'Playfair Display', Georgia, serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
  
  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
}

/* Reset and Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Skip Link for Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: var(--white);
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-md);
  z-index: var(--z-tooltip);
  transition: var(--transition-fast);
}

.skip-link:focus {
  top: 6px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  width: 100%;
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-8);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-12);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: var(--space-4);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--space-4);
  color: var(--gray-600);
  line-height: 1.7;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--primary-light);
}

/* Header Minimalista */
.header-minimal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition-normal);
}

.header-minimal.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  min-height: 80px;
}

.logo-minimal img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

/* Desktop Navigation */
.nav-minimal {
  display: none;
}

@media (min-width: 1024px) {
  .nav-minimal {
    display: block;
  }
}

.nav-list-minimal {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav-list-minimal a {
  font-weight: 500;
  color: var(--gray-700);
  padding: var(--space-2) 0;
  position: relative;
  transition: var(--transition-fast);
}

.nav-list-minimal a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition-normal);
}

.nav-list-minimal a:hover,
.nav-list-minimal a.active {
  color: var(--primary-color);
}

.nav-list-minimal a:hover::after,
.nav-list-minimal a.active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle-minimal {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

@media (min-width: 1024px) {
  .menu-toggle-minimal {
    display: none;
  }
}

.menu-toggle-minimal span {
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

.menu-toggle-minimal.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

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

/* Mobile Navigation */
.mobile-nav-minimal {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-normal);
}

.mobile-nav-minimal.active {
  max-height: 500px;
}

.mobile-nav-list-minimal {
  list-style: none;
  padding: var(--space-6);
}

.mobile-nav-list-minimal li {
  border-bottom: 1px solid var(--gray-100);
}

.mobile-nav-list-minimal li:last-child {
  border-bottom: none;
}

.mobile-nav-list-minimal a {
  display: block;
  padding: var(--space-4) 0;
  font-weight: 500;
  color: var(--gray-700);
  transition: var(--transition-fast);
}

.mobile-nav-list-minimal a:hover {
  color: var(--primary-color);
  padding-left: var(--space-2);
}

/* Hero Section Minimalista */
.hero-minimal {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-background-minimal {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  background-image: url("crane-on-construction-blue-sky-600nw-2644659717.jpg");
  background-attachment: scroll;
  background-size: cover;
  background-position: center;
}

.hero-image-minimal {
  display: none;
}

.hero-overlay-minimal {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.8) 0%, rgba(26, 37, 47, 0.6) 100%);
}

.hero-content-minimal {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  color: var(--white);
}

.hero-title-minimal {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  color: var(--white);
}

@media (min-width: 768px) {
  .hero-title-minimal {
    font-size: var(--font-size-6xl);
  }
}

.title-accent-minimal {
  color: var(--accent-color);
  display: block;
}

.hero-subtitle-minimal {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  opacity: 0.9;
  line-height: 1.6;
  color: var(--white);
}

.hero-actions-minimal {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 640px) {
  .hero-actions-minimal {
    flex-direction: row;
    justify-content: center;
  }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--white);
  opacity: 0.7;
  z-index: 2;
}

.scroll-line {
  width: 2px;
  height: 40px;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 20px;
  background: var(--accent-color);
  animation: scrollAnimation 2s ease-in-out infinite;
}

@keyframes scrollAnimation {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(20px); }
}

.scroll-indicator span {
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 1px;
}

/* Buttons Minimalistas */
.btn-minimal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  min-height: 44px;
  min-width: 44px;
}

.btn-primary-minimal {
  background: var(--primary-color);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary-minimal:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary-minimal {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-secondary-minimal:hover {
  background: var(--white);
  color: var(--primary-color);
  transform: translateY(-2px);
}

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

.btn-outline-minimal:hover {
  background: var(--primary-color);
  color: var(--white);
}

.btn-urgent-minimal {
  background: var(--error-color);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-urgent-minimal:hover {
  background: var(--secondary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-submit-minimal {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-size: var(--font-size-lg);
}

.btn-loading-minimal {
  display: none;
}

.btn-minimal.loading .btn-text-minimal {
  display: none;
}

.btn-minimal.loading .btn-loading-minimal {
  display: inline-flex;
}

/* Section Headers */
.section-header-minimal {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title-minimal {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--gray-900);
}

@media (min-width: 768px) {
  .section-title-minimal {
    font-size: var(--font-size-4xl);
  }
}

.title-subtitle-minimal {
  display: block;
  font-size: var(--font-size-lg);
  font-weight: 400;
  color: var(--gray-600);
  margin-top: var(--space-2);
}

.section-subtitle-minimal {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* About Section Minimalista */
.about-minimal {
  padding: var(--space-24) 0;
  background: var(--white);
}

.about-content-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (min-width: 1024px) {
  .about-content-minimal {
    grid-template-columns: 1fr 1fr;
  }
}

.about-description-minimal {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  color: var(--gray-600);
}

.stats-minimal {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.stat-item-minimal {
  text-align: center;
  padding: var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  transition: var(--transition-normal);
}

.stat-item-minimal:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: var(--white);
}

.stat-number-minimal {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: var(--space-2);
}

.stat-label-minimal {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  font-weight: 500;
}

.image-wrapper-minimal {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.image-wrapper-minimal img {
  width: 100%;
  height: auto;
  display: block;
}

.image-badge-minimal {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  background: var(--white);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.image-badge-minimal span:first-child {
  display: block;
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--primary-color);
}

.image-badge-minimal span:last-child {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

/* Services Section Minimalista */
.services-minimal {
  padding: var(--space-24) 0;
  background: var(--gray-50);
}

.services-grid-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .services-grid-minimal {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid-minimal {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card-minimal {
  background: var(--white);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  text-align: center;
}

.service-card-minimal:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.service-icon-minimal {
  width: 80px;
  height: 80px;
  background: var(--primary-color);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  font-size: var(--font-size-2xl);
  color: var(--white);
  transition: var(--transition-normal);
}

.service-card-minimal:hover .service-icon-minimal {
  transform: scale(1.1);
  background: var(--accent-color);
}

.service-card-minimal h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
  color: var(--gray-900);
}

.service-card-minimal p {
  margin-bottom: var(--space-6);
  color: var(--gray-600);
}

.service-features-minimal {
  list-style: none;
  text-align: left;
}

.service-features-minimal li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-600);
  position: relative;
  padding-left: var(--space-6);
}

.service-features-minimal li:last-child {
  border-bottom: none;
}

.service-features-minimal li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success-color);
  font-weight: 600;
}

/* Steel Framing Section Minimalista */
.steelframing-minimal {
  padding: var(--space-24) 0;
  background: var(--white);
}

.steelframing-content-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: start;
}

@media (min-width: 1024px) {
  .steelframing-content-minimal {
    grid-template-columns: 1fr 1fr;
  }
}

.steelframing-description-minimal {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  color: var(--gray-600);
}

.steelframing-benefits-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .steelframing-benefits-minimal {
    grid-template-columns: repeat(2, 1fr);
  }
}

.benefit-item-minimal {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  transition: var(--transition-normal);
}

.benefit-item-minimal:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: var(--white);
}

.benefit-item-minimal i {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  color: var(--white);
  flex-shrink: 0;
}

.benefit-item-minimal h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
  color: var(--gray-900);
}

.benefit-item-minimal p {
  font-size: var(--font-size-sm);
  margin: 0;
  color: var(--gray-600);
}

.steelframing-gallery-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .steelframing-gallery-minimal {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gallery-item-minimal {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
}

.gallery-item-minimal:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.gallery-item-minimal img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.gallery-caption-minimal {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: var(--space-6) var(--space-4);
  color: var(--white);
}

.gallery-caption-minimal h5 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-1);
  color: var(--white);
}

.gallery-caption-minimal p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  margin: 0;
  color: var(--white);
}

/* Projects Section Minimalista */
.projects-minimal {
  padding: var(--space-24) 0;
  background: var(--gray-50);
}

.projects-grid-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .projects-grid-minimal {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .projects-grid-minimal {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-item-minimal {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  aspect-ratio: 4/3;
}

.project-item-minimal:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-2xl);
}

.project-image-minimal {
  width: 100%;
  height: 100%;
  position: relative;
}

.project-image-minimal img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.project-overlay-minimal {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: var(--space-8);
  color: var(--white);
  transform: translateY(100%);
  transition: var(--transition-normal);
}

.project-item-minimal:hover .project-overlay-minimal {
  transform: translateY(0);
}

.project-content-minimal h4 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--white);
}

.project-content-minimal p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  margin-bottom: var(--space-4);
  color: var(--white);
}

/* Process Section Minimalista */
.process-minimal {
  padding: var(--space-24) 0;
  background: var(--white);
}

.process-steps-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .process-steps-minimal {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-steps-minimal {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step-item-minimal {
  text-align: center;
  padding: var(--space-8);
  background: var(--gray-50);
  border-radius: var(--radius-2xl);
  transition: var(--transition-normal);
}

.step-item-minimal:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  background: var(--white);
}

.step-number-minimal {
  width: 60px;
  height: 60px;
  background: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin: 0 auto var(--space-6);
  box-shadow: var(--shadow-lg);
}

.step-content-minimal h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
  color: var(--gray-900);
}

.step-content-minimal p {
  font-size: var(--font-size-sm);
  margin: 0;
  color: var(--gray-600);
}

/* Urgencias Section Minimalista */
.urgencias-minimal {
  padding: var(--space-24) 0;
  background: var(--gray-50);
}

.urgencias-content-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (min-width: 1024px) {
  .urgencias-content-minimal {
    grid-template-columns: 1fr 1fr;
  }
}

.urgencias-description-minimal {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  color: var(--gray-600);
}

.urgencias-features-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.urgencia-feature-minimal {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.urgencia-feature-minimal:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.urgencia-feature-minimal i {
  width: 50px;
  height: 50px;
  background: var(--error-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  color: var(--white);
  flex-shrink: 0;
}

.urgencia-feature-minimal h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
  color: var(--gray-900);
}

.urgencia-feature-minimal p {
  font-size: var(--font-size-sm);
  margin: 0;
  color: var(--gray-600);
}

.urgencias-contact-minimal {
  text-align: center;
}

.urgencias-image-minimal {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.urgencias-image-minimal img {
  width: 100%;
  height: auto;
  display: block;
}

/* Contact Section Minimalista */
.contact-minimal {
  padding: var(--space-24) 0;
  background: var(--white);
}

.contact-content-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: start;
}

@media (min-width: 1024px) {
  .contact-content-minimal {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-description-minimal {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  color: var(--gray-600);
}

.contact-details-minimal {
  margin-bottom: var(--space-8);
}

.contact-item-minimal {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-4);
  transition: var(--transition-normal);
}

.contact-item-minimal:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: var(--white);
}

.contact-item-minimal i {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  color: var(--white);
  flex-shrink: 0;
}

.contact-item-minimal h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-1);
  color: var(--gray-900);
}

.contact-item-minimal a {
  color: var(--primary-color);
  font-weight: 500;
}

.social-links-minimal {
  display: flex;
  gap: var(--space-4);
}

.social-link-minimal {
  width: 50px;
  height: 50px;
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600);
  transition: var(--transition-normal);
}

.social-link-minimal:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
}

/* Contact Form Minimalista */
.contact-form-minimal {
  background: var(--gray-50);
  padding: var(--space-12);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
}

.form-minimal {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-group-minimal {
  display: flex;
  flex-direction: column;
}

.form-label-minimal {
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.form-input-minimal,
.form-textarea-minimal,
.form-select-minimal {
  width: 100%;
  padding: var(--space-4);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  transition: var(--transition-normal);
  background: var(--white);
}

.form-input-minimal:focus,
.form-textarea-minimal:focus,
.form-select-minimal:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1);
}

.form-textarea-minimal {
  resize: vertical;
  min-height: 120px;
}

.checkbox-group-minimal {
  flex-direction: row;
  align-items: flex-start;
}

.checkbox-label-minimal {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.checkbox-label-minimal input[type="checkbox"] {
  display: none;
}

.checkbox-custom-minimal {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
  flex-shrink: 0;
  margin-top: 2px;
}

.checkbox-label-minimal input[type="checkbox"]:checked + .checkbox-custom-minimal {
  background: var(--primary-color);
  border-color: var(--primary-color);
}

.checkbox-label-minimal input[type="checkbox"]:checked + .checkbox-custom-minimal::after {
  content: '✓';
  color: var(--white);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.checkbox-text-minimal {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  line-height: 1.5;
}

.privacy-link-minimal {
  color: var(--primary-color);
  text-decoration: underline;
}

.form-error-minimal {
  color: var(--error-color);
  font-size: var(--font-size-sm);
  margin-top: var(--space-1);
  display: none;
}

.form-group-minimal.error .form-error-minimal {
  display: block;
}

.form-group-minimal.error .form-input-minimal,
.form-group-minimal.error .form-textarea-minimal,
.form-group-minimal.error .form-select-minimal {
  border-color: var(--error-color);
}

.form-status-minimal {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  text-align: center;
  font-weight: 600;
  display: none;
}

.form-status-minimal.success {
  background: rgba(39, 174, 96, 0.1);
  color: var(--success-color);
  border: 1px solid rgba(39, 174, 96, 0.2);
}

.form-status-minimal.error {
  background: rgba(231, 76, 60, 0.1);
  color: var(--error-color);
  border: 1px solid rgba(231, 76, 60, 0.2);
}

/* Footer Minimalista */
/* Diferencia Premium Section Minimalista */
.diferencia-minimal {
  padding: var(--space-24) 0;
  background: var(--white);
}

.diferencia-content-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (min-width: 1024px) {
  .diferencia-content-minimal {
    grid-template-columns: 1fr 1fr;
  }
}

.diferencia-description-minimal {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  color: var(--gray-600);
}

.diferencia-grid-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .diferencia-grid-minimal {
    grid-template-columns: repeat(2, 1fr);
  }
}

.diferencia-item-minimal {
  background: var(--gray-50);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  text-align: center;
  transition: var(--transition-normal);
}

.diferencia-item-minimal:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: var(--white);
}

.diferencia-icon-minimal {
  width: 80px;
  height: 80px;
  background: var(--primary-color);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  font-size: var(--font-size-2xl);
  color: var(--white);
  transition: var(--transition-normal);
}

.diferencia-icon-minimal img {
  width: 50px;
  height: 50px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.diferencia-item-minimal:hover .diferencia-icon-minimal {
  transform: scale(1.1);
  background: var(--accent-color);
}

.diferencia-cta-minimal {
  text-align: center;
  margin-top: var(--space-12);
}

.diferencia-highlight-minimal {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--space-8);
  display: inline-block;
  padding: var(--space-4) var(--space-8);
  background: var(--gray-100);
  border-radius: var(--radius-lg);
}

.diferencia-visual-minimal {
  position: relative;
}

.footer-minimal {
  background: var(--gray-900);
  color: var(--white);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-content-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer-content-minimal {
    grid-template-columns: 2fr 1fr;
  }
}

.footer-brand-minimal {
  margin-bottom: var(--space-8);
}

.footer-logo-minimal {
  height: 50px;
  width: auto;
  margin-bottom: var(--space-4);
}

.footer-description-minimal {
  color: var(--gray-300);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}

.footer-links-minimal {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer-links-minimal {
    grid-template-columns: repeat(2, 1fr);
  }
}

.footer-section-minimal h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
  color: var(--white);
}

.footer-section-minimal ul {
  list-style: none;
}

.footer-section-minimal li {
  margin-bottom: var(--space-2);
}

.footer-section-minimal a {
  color: var(--gray-300);
  transition: var(--transition-fast);
}

.footer-section-minimal a:hover {
  color: var(--white);
}

.footer-bottom-minimal {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom-minimal {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.copyright-minimal {
  color: var(--gray-400);
  font-size: var(--font-size-sm);
  margin: 0;
}

.footer-badges-minimal {
  display: flex;
  gap: var(--space-3);
}

.badge-minimal {
  padding: var(--space-2) var(--space-3);
  background: rgba(44, 62, 80, 0.1);
  color: var(--primary-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

/* Back to Top Button */
.back-to-top-minimal {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  z-index: var(--z-fixed);
  box-shadow: var(--shadow-lg);
}

.back-to-top-minimal.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top-minimal:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* WhatsApp Widget */
.whatsapp-widget-minimal {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  z-index: var(--z-fixed);
}

.logo-minimal img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .logo-minimal img {
    height: 70px;
  }

  .container {
    padding: 0 var(--space-4);
  }

  .hero-title-minimal {
    font-size: var(--font-size-3xl);
  }

  .hero-subtitle-minimal {
    font-size: var(--font-size-base);
  }

  .section-title-minimal {
    font-size: var(--font-size-2xl);
  }

  .stats-minimal {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .services-grid-minimal {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .steelframing-benefits-minimal {
    grid-template-columns: 1fr;
  }

  .steelframing-gallery-minimal {
    grid-template-columns: 1fr;
  }

  .projects-grid-minimal {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .process-steps-minimal {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .contact-form-minimal {
    padding: var(--space-6);
  }

  .footer-content-minimal {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-links-minimal {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-title-minimal {
    font-size: var(--font-size-2xl);
  }
  
  .hero-subtitle-minimal {
    font-size: var(--font-size-sm);
  }
  
  .section-title-minimal {
    font-size: var(--font-size-xl);
  }
  
  .service-card-minimal,
  .step-item-minimal {
    padding: var(--space-6);
  }
  
  .contact-form-minimal {
    padding: var(--space-4);
  }
  
  .btn-minimal {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
  }
}

/* Print Styles */
@media print {
  .header-minimal,
  .back-to-top-minimal,
  .whatsapp-widget-minimal {
    display: none !important;
  }
  
  .hero-minimal {
    min-height: auto;
    padding: var(--space-8) 0;
  }
  
  .hero-background-minimal {
    display: none;
  }
  
  * {
    color: black !important;
    background: white !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000000;
    --secondary-color: #ff0000;
    --accent-color: #ff8000;
    --gray-600: #000000;
    --gray-700: #000000;
    --gray-800: #000000;
    --gray-900: #000000;
  }
  
  .btn-minimal {
    border: 2px solid currentColor;
  }
  
  .form-input-minimal,
  .form-textarea-minimal,
  .form-select-minimal {
    border-width: 2px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .scroll-line::after {
    animation: none;
  }
}

/* Focus Styles for Accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.btn-minimal:focus,
.form-input-minimal:focus,
.form-textarea-minimal:focus,
.form-select-minimal:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.3);
}

/* Language Selector */
.language-selector-minimal {
  position: relative;
  margin-left: var(--space-6);
}

@media (max-width: 1024px) {
  .language-selector-minimal {
    margin-left: 0;
    margin-right: var(--space-4);
  }
}

.language-toggle-minimal {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  color: var(--gray-700);
  cursor: pointer;
  font-size: var(--font-size-sm);
  transition: var(--transition-normal);
}

.language-toggle-minimal:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
}

.language-toggle-minimal i {
  font-size: var(--font-size-sm);
}

.language-toggle-minimal span {
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

.language-dropdown-minimal {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 150px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition-normal);
  z-index: 1060; /* Higher than header */
}

.language-selector-minimal:hover .language-dropdown-minimal,
.language-selector-minimal:focus-within .language-dropdown-minimal {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.language-dropdown-minimal li {
  list-style: none;
  border-bottom: 1px solid var(--gray-100);
}

.language-dropdown-minimal li:last-child {
  border-bottom: none;
}

.language-dropdown-minimal a {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--gray-700);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  border-radius: var(--radius-lg);
}

.language-dropdown-minimal a:hover,
.language-dropdown-minimal a.active {
  background: var(--primary-color);
  color: var(--white);
}

.language-dropdown-minimal a.active {
  background: var(--primary-color);
  color: var(--white);
}

.flag-icon {
  width: 20px;
  height: 20px;
  object-fit: cover;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-right: var(--space-2);
}

.flag-icon-small {
  width: 16px;
  height: 16px;
  object-fit: cover;
  border-radius: 1px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  margin-right: var(--space-2);
}

/* Selection Styles */
::selection {
  background: rgba(44, 62, 80, 0.2);
  color: var(--gray-900);
}

::-moz-selection {
  background: rgba(44, 62, 80, 0.2);
  color: var(--gray-900);
}