/* ===== IMPORTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;600;700&display=swap');

/* ===== CSS VARIABLES ===== */
:root {
  /* Colors */
  --color-primary: #ff3c00;
  --color-primary-dark: #d93400;
  --color-primary-light: #ff6b35;
  --color-background: #0a0a0a;
  --color-surface: #1a1a1a;
  --color-text-primary: #ffffff;
  --color-text-secondary: rgba(255, 255, 255, 0.7);
  --color-text-muted: rgba(255, 255, 255, 0.5);
  --color-border: rgba(255, 255, 255, 0.1);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Playfair Display', serif;
  --font-size-base: 1rem;
  --line-height-base: 1.6;
  --letter-spacing-tight: -0.025em;
  --letter-spacing-wide: 0.025em;
  
  /* Responsive Spacing - Fluid scaling */
  --spacing-xs: clamp(0.375rem, 1vw, 0.5rem);
  --spacing-sm: clamp(0.75rem, 2vw, 1rem);
  --spacing-md: clamp(1rem, 3vw, 1.5rem);
  --spacing-lg: clamp(1.5rem, 4vw, 2rem);
  --spacing-xl: clamp(2rem, 5vw, 3rem);
  --spacing-2xl: clamp(2.5rem, 6vw, 4rem);
  
  /* Layout */
  --container-max-width: 1200px;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-full: 50px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
  --shadow-primary: 0 4px 12px rgba(255, 60, 0, 0.3);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
  min-height: 100vh;
}

/* ===== UTILITIES ===== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding-left: clamp(1rem, 4vw, 2rem);
  padding-right: clamp(1rem, 4vw, 2rem);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== HEADER ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.9) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-lg);
  min-height: 80px;
}

header.scrolled {
  background: rgba(10, 10, 10, 0.95) !important;
  border-bottom-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

/* Asegurar que Bootstrap no interfiera */
header * {
  color: inherit !important;
}

header .navbar-brand {
  color: var(--color-primary) !important;
}

header .nav-link {
  color: var(--color-text-secondary) !important;
}

header .nav-link:hover,
header .nav-link.active {
  color: var(--color-text-primary) !important;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.logo:hover {
  transform: scale(1.05);
}

.logo img {
  height: clamp(32px, 6vw, 48px);
  width: auto;
}

/* ===== NAVIGATION ===== */
nav {
  display: flex;
  flex: 1;
  justify-content: flex-end;
}

nav ul {
  display: flex;
  list-style: none;
  gap: clamp(0.25rem, 1vw, 0.5rem);
  align-items: center;
  margin: 0;
  flex-wrap: wrap;
}

nav a {
  display: inline-flex;
  align-items: center;
  padding: clamp(0.375rem, 1.5vw, 0.5rem) clamp(0.75rem, 3vw, 1.5rem);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: clamp(0.85rem, 1.8vw, 0.95rem);
  border-radius: var(--border-radius-full);
  letter-spacing: var(--letter-spacing-wide);
  transition: all var(--transition-base);
  position: relative;
  white-space: nowrap;
}

nav a::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

nav a:hover,
nav a.activo {
  color: var(--color-text-primary);
  transform: translateY(-1px);
}

nav a:hover::before,
nav a.activo::before {
  opacity: 0.15;
}

/* ===== HAMBURGER MENU ===== */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--spacing-xs);
  border: none;
  background: transparent;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-base);
  position: relative;
  z-index: 1001;
}

.hamburger:hover {
  background: rgba(255, 60, 0, 0.1);
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--color-text-primary);
  margin: 3px 0;
  transition: all var(--transition-base);
  border-radius: 2px;
}

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

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

.nav-mobile {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.98) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition: all var(--transition-base);
  z-index: 999;
  max-height: 70vh;
  overflow-y: auto;
}

.nav-mobile.active {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-mobile ul {
  flex-direction: column;
  padding: var(--spacing-md);
  gap: var(--spacing-xs);
  margin: 0 !important;
  list-style: none !important;
}

.nav-mobile li {
  margin: 0;
  padding: 0;
}

.nav-mobile a {
  width: 100%;
  text-align: center;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  color: var(--color-text-secondary) !important;
  background: transparent !important;
  border: none !important;
  text-decoration: none;
  font-weight: 500;
  font-size: 2rem;
  transition: all var(--transition-base);
  display: block;
  position: relative;
}

.nav-mobile a:hover,
.nav-mobile a.activo {
  color: var(--color-text-primary) !important;
  background: rgba(255, 60, 0, 0.15) !important;
  transform: translateY(-1px);
}

.nav-mobile a::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.nav-mobile a:hover::before,
.nav-mobile a.activo::before {
  opacity: 0.15;
}

/* ===== RESPONSIVE NAVIGATION ===== */
@media (max-width: 1200px) {
  nav ul {
    gap: 0.25rem;
  }
  
  nav a {
    padding: 0.375rem 0.75rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 992px) {
  .hamburger {
    display: flex;
  }

  nav {
    display: none;
  }

  header {
    padding: var(--spacing-sm) var(--spacing-md);
  }
}

@media (max-width: 768px) {
  header {
    padding: var(--spacing-xs) var(--spacing-sm);
    min-height: 70px;
  }

  .logo {
    font-size: 1.1rem;
  }

  .logo img {
    height: 40px;
  }

  .hamburger span {
    width: 22px;
    height: 2px;
    margin: 2px 0;
  }
}

@media (max-width: 480px) {
  header {
    min-height: 55px;
    padding: 0.5rem;
  }

  .logo {
    font-size: 1rem;
  }

  .logo img {
    height: 28px;
  }

  .nav-mobile {
    max-height: 60vh;
  }

  .nav-mobile ul {
    padding: var(--spacing-sm);
  }

  .nav-mobile a {
    padding: 0.75rem;
    font-size: 0.9rem;
  }
}


/* ===== SECCIÓN CONTACTO MEJORADA ===== */
.contacto {
  max-width: 800px;
  margin: 120px auto 60px;
  padding: 0;
  position: relative;
}

.contacto::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: radial-gradient(ellipse at center, rgba(255, 60, 0, 0.05) 0%, transparent 70%);
  border-radius: var(--border-radius-lg);
  pointer-events: none;
  z-index: -1;
}

/* CONTENEDOR PRINCIPAL */
.contacto-content {
  background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
  border: 1px solid rgba(255, 60, 0, 0.3);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.contacto-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

/* TÍTULO PRINCIPAL */
.contacto h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 2.8rem);
  font-weight: 700;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: var(--spacing-xl);
  position: relative;
  letter-spacing: var(--letter-spacing-tight);
  text-shadow: 0 0 20px rgba(255, 60, 0, 0.3);
}

.contacto h2::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  border-radius: 2px;
}

/* FORMULARIO MEJORADO */
.formulario-contacto {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* LABELS */
.formulario-contacto label {
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
  font-size: 1rem;
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  position: relative;
  padding-left: var(--spacing-sm);
}

.formulario-contacto label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 16px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
  border-radius: 2px;
}

/* CAMPOS DE ENTRADA */
.formulario-contacto input,
.formulario-contacto textarea {
  padding: var(--spacing-md);
  border: 2px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(145deg, #0f0f0f, #1a1a1a);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-md);
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: all var(--transition-base);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
}

.formulario-contacto input::placeholder,
.formulario-contacto textarea::placeholder {
  color: var(--color-text-muted);
  font-style: italic;
}

.formulario-contacto input:focus,
.formulario-contacto textarea:focus {
  border-color: var(--color-primary);
  background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
  outline: none;
  box-shadow: 
    inset 0 2px 4px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 60, 0, 0.3),
    0 0 20px rgba(255, 60, 0, 0.1);
  transform: translateY(-1px);
}

/* TEXTAREA ESPECÍFICO */
.formulario-contacto textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

/* BOTÓN MEJORADO */
.formulario-contacto button {
  padding: var(--spacing-md) var(--spacing-xl);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  font-family: var(--font-primary);
  border: none;
  border-radius: var(--border-radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-top: var(--spacing-md);
  box-shadow: 
    0 8px 25px rgba(255, 60, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.formulario-contacto button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

.formulario-contacto button:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  transform: translateY(-3px);
  box-shadow: 
    0 12px 35px rgba(255, 60, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.formulario-contacto button:hover::before {
  left: 100%;
}

.formulario-contacto button:active {
  transform: translateY(-1px);
  box-shadow: 
    0 6px 20px rgba(255, 60, 0, 0.3),
    inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ELEMENTOS DECORATIVOS */
.contacto-content::after {
  content: '📧';
  position: absolute;
  top: 25px;
  right: 25px;
  font-size: 1.5rem;
  opacity: 0.3;
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(5deg); }
}

/* EFECTOS DE VALIDACIÓN */
.formulario-contacto input:valid,
.formulario-contacto textarea:valid {
  border-color: rgba(34, 197, 94, 0.5);
}

.formulario-contacto input:invalid:not(:placeholder-shown),
.formulario-contacto textarea:invalid:not(:placeholder-shown) {
  border-color: rgba(239, 68, 68, 0.5);
}

/* RESPONSIVE DESIGN */
@media (max-width: 768px) {
  .contacto {
    margin: 100px 20px 40px;
  }
  
  .contacto-content {
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-md);
  }
  
  .contacto h2 {
    font-size: 2.2rem;
    margin-bottom: var(--spacing-lg);
  }
  
  .formulario-contacto {
    gap: var(--spacing-md);
  }
  
  .formulario-contacto label {
    font-size: 0.9rem;
  }
  
  .formulario-contacto input,
  .formulario-contacto textarea {
    padding: var(--spacing-sm);
    font-size: 0.95rem;
  }
  
  .formulario-contacto button {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .contacto-content {
    padding: var(--spacing-lg);
  }
  
  .contacto h2 {
    font-size: 1.8rem;
  }
  
  .formulario-contacto textarea {
    min-height: 100px;
  }
}

/* ANIMACIONES DE ENTRADA */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.contacto-content {
  animation: fadeInUp 0.8s ease-out;
}

.contacto h2 {
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.formulario-contacto > *:nth-child(1) {
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.formulario-contacto > *:nth-child(2) {
  animation: fadeInUp 0.6s ease-out 0.5s both;
}

.formulario-contacto > *:nth-child(3) {
  animation: fadeInUp 0.6s ease-out 0.6s both;
}

.formulario-contacto > *:nth-child(4) {
  animation: fadeInUp 0.6s ease-out 0.7s both;
}

.formulario-contacto > *:nth-child(5) {
  animation: fadeInUp 0.6s ease-out 0.8s both;
}

.formulario-contacto > *:nth-child(6) {
  animation: fadeInUp 0.6s ease-out 0.9s both;
}

.formulario-contacto button {
  animation: fadeInUp 0.8s ease-out 1s both;
}

/* ===== FOOTER ===== */
.footer {
  background: linear-gradient(135deg, var(--color-surface), #0d0d0d);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
  border-top: 1px solid var(--color-border);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-primary) 50%,
    transparent 100%
  );
}

.footer-contenido {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.footer-logo h2,
.footer-ubicacion h3,
.footer-contacto h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  position: relative;
  padding-bottom: var(--spacing-xs);
}

.footer-logo h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.footer-ubicacion h3::after,
.footer-contacto h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.footer-logo p,
.footer-ubicacion p,
.footer-contacto p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: color var(--transition-fast);
  line-height: 1.6;
}

.footer-ubicacion p:hover,
.footer-contacto p:hover {
  color: var(--color-primary);
}

.footer-logo p {
  font-style: italic;
  font-weight: 300;
}

.footer-abajo {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-sm);
  padding-right: var(--spacing-sm);
}