/* ========================================
   ZaupaTech - Estilos Principales
   ======================================== */

/* Variables CSS */
:root {
  /* Colores principales */
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;

  /* Fondos */
  --bg-dark: #0a0a0f;
  --bg-card: #111118;
  --bg-card-hover: #1a1a24;
  --bg-elevated: #16161f;

  /* Textos */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;

  /* Bordes */
  --border: #27272a;
  --border-light: #3f3f46;

  /* Acentos */
  --accent-green: #22c55e;
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
  --gradient-text: linear-gradient(90deg, #6366f1, #8b5cf6, #06b6d4);
  --gradient-card: linear-gradient(145deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.05) 100%);

  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

  /* Tipografía */
  --font-heading: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;

  /* Espaciados */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transiciones */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

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

/* Contenedor */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

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

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

ul {
  list-style: none;
}

/* Texto degradado */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ========================================
   Navbar
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  border-bottom-color: var(--border);
  background: rgba(10, 10, 15, 0.95);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 1.1rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-normal);
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-normal);
}

/* ========================================
   Botones
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-primary);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
}

.btn-whatsapp {
  background: #25d366;
  color: var(--text-primary);
}

.btn-whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-2px);
}

.btn-plan {
  width: 100%;
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-plan:hover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
}

.btn-plan.btn-primary {
  border: none;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  top: -50%;
  left: -20%;
  width: 80%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.floating-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: var(--radius-full);
  opacity: 0.5;
  filter: blur(60px);
}

.shape-1 {
  width: 400px;
  height: 400px;
  background: var(--primary);
  top: 10%;
  right: 10%;
  animation: float 20s ease-in-out infinite;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: var(--accent-cyan);
  bottom: 20%;
  left: 5%;
  animation: float 25s ease-in-out infinite reverse;
}

.shape-3 {
  width: 200px;
  height: 200px;
  background: #8b5cf6;
  top: 50%;
  left: 40%;
  animation: float 15s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(30px, -30px) rotate(5deg);
  }
  50% {
    transform: translate(-20px, 20px) rotate(-5deg);
  }
  75% {
    transform: translate(20px, 30px) rotate(3deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.5;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.1);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--primary-light);
  margin-bottom: var(--spacing-xl);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: var(--radius-full);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3xl);
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--border);
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-muted);
  font-size: 0.75rem;
  animation: bounce 2s ease-in-out infinite;
}

.mouse {
  width: 24px;
  height: 36px;
  border: 2px solid var(--border-light);
  border-radius: 12px;
  position: relative;
}

.wheel {
  width: 4px;
  height: 8px;
  background: var(--text-muted);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 2s ease-in-out infinite;
}

@keyframes bounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

@keyframes scroll {
  0%,
  100% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  50% {
    opacity: 0.3;
    transform: translateX(-50%) translateY(10px);
  }
}

/* ========================================
   Secciones generales
   ======================================== */
section {
  padding: var(--spacing-3xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-md);
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Servicios
   ======================================== */
.servicios {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-light);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card.featured {
  border-color: var(--primary);
  background: var(--gradient-card);
}

.service-card.featured::before {
  opacity: 1;
}

.featured-badge {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}

.service-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-lg);
  color: var(--primary-light);
  margin-bottom: var(--spacing-lg);
}

.service-card h3 {
  font-size: 1.35rem;
  margin-bottom: var(--spacing-lg);
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.service-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.service-list li svg {
  color: var(--accent-green);
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-light);
  transition: var(--transition-fast);
}

.service-link:hover {
  color: var(--text-primary);
  gap: var(--spacing-md);
}

/* ========================================
   Planes
   ======================================== */
.planes {
  background: var(--bg-dark);
}

.plans-category {
  margin-bottom: var(--spacing-3xl);
}

.plans-category:last-child {
  margin-bottom: 0;
}

.category-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border);
}

.category-title svg {
  color: var(--primary-light);
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.plans-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.plans-grid-1 {
  grid-template-columns: 1fr;
  max-width: 700px;
  margin: 0 auto;
}

.plan-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  position: relative;
  transition: var(--transition-normal);
}

.plan-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.plan-card.featured {
  border-color: var(--primary);
  background: var(--gradient-card);
}

.plan-card.combo {
  background: linear-gradient(145deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
  border-color: var(--primary);
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-xs) var(--spacing-lg);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  white-space: nowrap;
}

.plan-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--border);
}

.plan-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: block;
  margin-bottom: var(--spacing-md);
}

.plan-price {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 2px;
}

.plan-price .currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 8px;
}

.plan-price .amount {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
}

.plan-period {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.plan-features li svg {
  color: var(--accent-green);
  flex-shrink: 0;
}

.plan-content-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

/* ========================================
   Portfolio
   ======================================== */
.portfolio {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 100%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.portfolio-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: var(--transition-normal);
}

.portfolio-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-light);
}

.portfolio-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elevated);
}

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

.portfolio-item:hover .portfolio-image img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-link {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  transform: scale(0.8);
  transition: var(--transition-normal);
}

.portfolio-item:hover .portfolio-link {
  transform: scale(1);
}

.portfolio-link:hover {
  box-shadow: var(--shadow-glow);
}

.portfolio-info {
  padding: var(--spacing-xl);
}

.portfolio-info h4 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.portfolio-info p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.portfolio-tags span {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--primary-light);
}

/* ========================================
   Contacto
   ======================================== */
.contacto {
  background: var(--bg-dark);
}

.contacto-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.contacto-info .section-tag {
  margin-bottom: var(--spacing-md);
}

.contacto-info .section-title {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.contacto-info > p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.7;
}

.contacto-methods {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
}

.contact-method:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
}

.contact-method.whatsapp:hover {
  border-color: #25d366;
  background: rgba(37, 211, 102, 0.1);
}

.method-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 211, 102, 0.1);
  border-radius: var(--radius-md);
  color: #25d366;
}

.method-info {
  display: flex;
  flex-direction: column;
}

.method-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.method-value {
  font-size: 1.1rem;
  font-weight: 600;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: var(--transition-normal);
}

.social-link:hover {
  color: var(--primary-light);
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
}

.cta-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-3xl);
  text-align: center;
}

.cta-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-full);
  color: var(--primary-light);
  margin: 0 auto var(--spacing-xl);
}

.cta-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.cta-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-links h4,
.footer-social h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

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

.footer-social .social-links {
  margin-top: var(--spacing-md);
}

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

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

/* ========================================
   WhatsApp flotante
   ======================================== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25d366;
  border-radius: var(--radius-full);
  color: white;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition-normal);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(-10px);
}

.whatsapp-tooltip {
  position: absolute;
  right: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(0);
  transition: var(--transition-normal);
  pointer-events: none;
}

/* ========================================
   Modal
   ======================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: var(--spacing-lg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

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

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  max-width: 480px;
  width: 100%;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.modal-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-full);
  color: var(--primary-light);
  margin: 0 auto var(--spacing-lg);
}

.modal-title {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.modal-price {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-light);
  margin-bottom: var(--spacing-xl);
}

.modal-content {
  margin-bottom: var(--spacing-xl);
}

.payment-info {
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.payment-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
}

.alias-box {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.alias-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.alias-value {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-light);
  flex: 1;
}

.copy-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.copy-btn:hover {
  color: var(--primary-light);
  border-color: var(--primary);
}

.payment-terms {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.term {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.term-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-light);
}

.term span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.term-divider {
  color: var(--text-muted);
}

.delivery-time {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: var(--radius-md);
  color: var(--accent-green);
  font-size: 0.9rem;
}

.modal-cta {
  width: 100%;
}

/* ========================================
   Animaciones de scroll
   ======================================== */
.fade-in,
.slide-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.slide-in {
  transition-delay: calc(var(--delay, 0) * 0.1s);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .plans-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .contacto-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    padding: var(--spacing-2xl);
    transition: var(--transition-normal);
  }

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

  .hamburger {
    display: flex;
    z-index: 1001;
  }

  .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(5px, -5px);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-xl);
  }

  .plans-grid,
  .plans-grid-3 {
    grid-template-columns: 1fr;
  }

  .plan-content-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand .logo {
    justify-content: center;
  }

  .footer-social .social-links {
    justify-content: center;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

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

  .hero {
    padding: 100px 0 60px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .service-card,
  .plan-card {
    padding: var(--spacing-lg);
  }

  .modal {
    padding: var(--spacing-lg);
  }

  .payment-terms {
    flex-direction: column;
  }

  .term-divider {
    transform: rotate(90deg);
  }
}