/* ============================================
   REFORMAX DELGADO - ESTILOS GLOBALES
   Design System: Dark Premium + Gold/Silver
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

/* ---- CSS Variables (Design Tokens) ---- */
:root {
  /* Colores principales */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-bg-tertiary: #1a1a1a;
  --color-bg-card: rgba(26, 26, 26, 0.7);

  /* Dorado */
  --color-gold: #c9a84c;
  --color-gold-light: #e4c76b;
  --color-gold-dark: #9e7e2e;
  --color-gold-gradient: linear-gradient(135deg, #c9a84c 0%, #e4c76b 50%, #c9a84c 100%);

  /* Plateado */
  --color-silver: #b8b8b8;
  --color-silver-light: #d4d4d4;
  --color-silver-dark: #8a8a8a;

  /* Textos */
  --color-text-primary: #f5f5f5;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --glass-blur: blur(20px);

  /* Tipografía */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --font-accent: 'Outfit', sans-serif;

  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;

  /* Bordes */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 50%;

  /* Transiciones */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 4px 20px rgba(201, 168, 76, 0.3);
  --shadow-gold-lg: 0 8px 40px rgba(201, 168, 76, 0.4);

  /* Contenedor */
  --container-max: 1400px;
  --container-padding: 2rem;

  /* Navbar */
  --navbar-height: 80px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- Selección de texto ---- */
::selection {
  background: var(--color-gold);
  color: var(--color-bg-primary);
}

/* ---- Scrollbar personalizado ---- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gold-dark);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold);
}

/* ---- Contenedor ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ---- Tipografía ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-normal);
}

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

ul, ol {
  list-style: none;
}

/* ---- Navbar ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: 1000;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
}

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

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.navbar-logo img {
  height: 55px;
  width: auto;
  border-radius: var(--radius-sm);
}

.navbar-logo-text {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--color-gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-logo-text span {
  font-weight: 400;
  -webkit-text-fill-color: var(--color-silver);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-accent);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: 8px 0;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold-gradient);
  transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-gold-light);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
  padding: 5px;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-gold);
  border-radius: 2px;
  transition: var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

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

/* ---- Secciones ---- */
.section {
  padding: var(--spacing-3xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
  font-family: var(--font-accent);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.section-title {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.section-title .gold {
  background: var(--color-gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-description {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ---- Glassmorphism Card ---- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  padding: var(--spacing-lg);
  transition: var(--transition-normal);
}

.glass-card:hover {
  border-color: rgba(201, 168, 76, 0.2);
  transform: translateY(-5px);
  box-shadow: var(--shadow-gold);
}

/* ---- Botones ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-accent);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: var(--transition-normal);
  text-transform: uppercase;
}

.btn-primary {
  background: var(--color-gold-gradient);
  color: var(--color-bg-primary);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold-lg);
}

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

.btn-outline:hover {
  background: var(--color-gold);
  color: var(--color-bg-primary);
  transform: translateY(-3px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #fff;
  font-size: 1.05rem;
  padding: 16px 40px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 40px rgba(37, 211, 102, 0.5);
}

/* ---- Divider ---- */
.divider {
  width: 80px;
  height: 3px;
  background: var(--color-gold-gradient);
  margin: var(--spacing-md) auto;
  border-radius: 2px;
}

/* ---- Animaciones de entrada ---- */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* ---- Partículas decorativas ---- */
.particles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--color-gold);
  border-radius: 50%;
  opacity: 0.3;
  animation: float-particle 15s infinite linear;
}

@keyframes float-particle {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-10vh) rotate(720deg);
    opacity: 0;
  }
}

/* ---- Shimmer effect ---- */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.shimmer-text {
  background: linear-gradient(
    90deg,
    var(--color-gold) 0%,
    var(--color-gold-light) 25%,
    #fff 50%,
    var(--color-gold-light) 75%,
    var(--color-gold) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s ease-in-out infinite;
}

/* ---- Pulse glow ---- */
@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(201, 168, 76, 0.2);
  }
  50% {
    box-shadow: 0 0 40px rgba(201, 168, 76, 0.4);
  }
}

/* ---- Footer ---- */
.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: var(--spacing-xl) 0 var(--spacing-sm);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.footer-col h4 {
  font-family: var(--font-heading);
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.footer-col p,
.footer-col li {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  margin-bottom: 5px;
}

.footer-col a:hover {
  color: var(--color-gold);
}

.footer-services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px 20px;
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: var(--spacing-sm);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ---- WhatsApp flotante ---- */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25d366, #128c7e);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
  z-index: 999;
  transition: var(--transition-spring);
  animation: pulse-glow-green 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.15);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: #fff;
}

@keyframes pulse-glow-green {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
  }
}

/* ---- Loader ---- */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

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

.loader-logo {
  width: 180px;
  height: auto;
  margin: 0 auto 24px auto;
  display: block;
  animation: pulse-logo 1.5s ease-in-out infinite;
}

@keyframes pulse-logo {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
}

.loader-bar {
  width: 200px;
  height: 3px;
  background: var(--color-bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto;
}

.loader-bar-fill {
  height: 100%;
  background: var(--color-gold-gradient);
  border-radius: 2px;
  animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
  0% { width: 0; transform: translateX(0); }
  50% { width: 70%; }
  100% { width: 100%; transform: translateX(0); }
}

/* ---- Page Transitions ---- */
main {
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.5s ease;
}

/* Salida hacia la izquierda (navegando hacia adelante) */
.page-exit-left {
  transform: translateX(-100px);
  opacity: 0;
}

/* Salida hacia la derecha (navegando hacia atrás) */
.page-exit-right {
  transform: translateX(100px);
  opacity: 0;
}

/* Entrada desde la derecha (viniendo hacia adelante) */
.page-enter-left {
  transform: translateX(80px);
  opacity: 0;
  transition: none !important;
}

.page-enter-left.page-enter-active {
  transform: translateX(0);
  opacity: 1;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.5s ease !important;
}

/* Entrada desde la izquierda (viniendo hacia atrás) */
.page-enter-right {
  transform: translateX(-80px);
  opacity: 0;
  transition: none !important;
}

.page-enter-right.page-enter-active {
  transform: translateX(0);
  opacity: 1;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.5s ease !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --container-padding: 1.5rem;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: var(--glass-blur);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    transition: var(--transition-slow);
    border-left: 1px solid var(--glass-border);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-link {
    font-size: 1.2rem;
  }

  .hamburger {
    display: flex;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
    --navbar-height: 70px;
    --spacing-3xl: 5rem;
  }

  h1 { font-size: clamp(2rem, 8vw, 3rem); }
  h2 { font-size: clamp(1.6rem, 6vw, 2.5rem); }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .navbar-logo img {
    height: 45px;
  }

  .navbar-logo-text {
    font-size: 1rem;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 55px;
    height: 55px;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  :root {
    --container-padding: 0.75rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.85rem;
  }

  .navbar-logo-text {
    display: none;
  }
}