/* ==========================================
   VARIABLES CSS
   ========================================== */
:root {
  /* Colores principales */
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary-color: #10b981;
  --accent-color: #f59e0b;

  /* Colores de fondo */
  --bg-primary: #ffffff;
  --bg-secondary: #f9fafb;
  --bg-dark: #111827;
  --bg-card: #ffffff;

  /* Colores de texto */
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;
  --text-white: #ffffff;

  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

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

  /* Bordes */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Transiciones */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* ==========================================
   RESET Y ESTILOS BASE
   ========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* ==========================================
   TIPOGRAFÍA
   ========================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.875rem;
}

h4 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

.highlight {
  color: var(--primary-color);
  position: relative;
}

strong {
  font-weight: 600;
  color: var(--text-primary);
}

em {
  font-style: italic;
  color: var(--primary-color);
}

/* ==========================================
   CONTENEDORES
   ========================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

.section-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: linear-gradient(
    135deg,
    var(--primary-light),
    var(--primary-color)
  );
  color: var(--text-white);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-size: 2.5rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

/* ==========================================
   HEADER Y NAVEGACIÓN
   ========================================== */
.main-header {
  background: var(--bg-primary);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition-base);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
  background: rgba(99, 102, 241, 0.1);
}

/* ==========================================
   SECCIÓN HERO
   ========================================== */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: var(--spacing-2xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
  opacity: 0.3;
}

.hero-container {
  position: relative;
  z-index: 1;
}

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

.hero-text {
  color: var(--text-white);
}

.greeting {
  display: block;
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  opacity: 0.9;
}

.name {
  display: block;
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
}

.profession {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  opacity: 0.95;
}

.separator {
  opacity: 0.6;
}

.description {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.9);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

/* Uso de DIV y SPAN para estructurar imagen */
.hero-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-wrapper {
  position: relative;
  width: 350px;
  height: 350px;
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 8px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-xl);
}

.image-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: var(--secondary-color);
  color: var(--text-white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
}

/* ==========================================
   BOTONES
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-base);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--bg-primary);
  color: var(--primary-color);
}

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

.btn-secondary {
  background: transparent;
  color: var(--text-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--text-white);
}

/* ==========================================
   SECCIÓN ABOUT
   ========================================== */
.about-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

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

.about-text p {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.personal-info {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

.personal-info h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.info-grid {
  display: grid;
  gap: var(--spacing-sm);
}

.info-item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid #e5e7eb;
}

.info-label {
  font-weight: 600;
  color: var(--text-primary);
}

.info-value {
  color: var(--text-secondary);
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.stat-card {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--text-white);
  box-shadow: var(--shadow-lg);
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  display: block;
  font-size: 0.875rem;
  opacity: 0.9;
}

/* ==========================================
   SECCIÓN SERVICIOS
   ========================================== */
.services-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  background: var(--bg-primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.service-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================
   SECCIÓN PROYECTOS
   ========================================== */
.projects-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.project-image {
  position: relative;
  height: 250px;
  overflow: hidden;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

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

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-base);
}

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

.overlay-text {
  color: var(--text-white);
  font-weight: 600;
  font-size: 1.125rem;
}

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

.project-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.project-info h3 {
  margin-bottom: var(--spacing-sm);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.tag {
  padding: 0.25rem 0.75rem;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
}

/* ==========================================
   PÁGINA DE EXPERIENCIA
   ========================================== */
.page-hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: var(--spacing-2xl) 0;
  text-align: center;
  color: var(--text-white);
}

.page-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.page-title {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.page-description {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

.experience-timeline {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 50px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(
    180deg,
    var(--primary-color),
    var(--primary-light)
  );
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-2xl);
}

.timeline-marker {
  position: absolute;
  left: -36px;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-color);
  border: 4px solid var(--bg-primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.timeline-content {
  background: var(--bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.experience-header h3 {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.company {
  display: block;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1rem;
}

.period {
  background: var(--bg-secondary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

.achievements {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-md);
}

.achievements li {
  list-style: disc;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.tech-tag {
  padding: 0.375rem 0.75rem;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.1),
    rgba(99, 102, 241, 0.05)
  );
  color: var(--primary-color);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ==========================================
   TABLAS
   ========================================== */
.experience-summary,
.education-table-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.table-container {
  overflow-x: auto;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.experience-table,
.education-table {
  width: 100%;
  border-collapse: collapse;
}

.experience-table thead,
.education-table thead {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  color: var(--text-white);
}

.experience-table th,
.education-table th {
  padding: var(--spacing-md);
  text-align: left;
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.experience-table td,
.education-table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid #e5e7eb;
}

.experience-table tbody tr:hover,
.education-table tbody tr:hover {
  background: var(--bg-secondary);
}

.company-cell {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.company-type {
  font-size: 0.75rem;
  color: var(--text-light);
}

.duration-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  color: var(--secondary-color);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ==========================================
   COMPETENCIAS
   ========================================== */
.key-competencies {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.competencies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.competency-card {
  background: var(--bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-base);
}

.competency-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.competency-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.competency-card h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.competency-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ==========================================
   EDUCACIÓN
   ========================================== */
.education-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.education-grid {
  display: grid;
  gap: var(--spacing-lg);
}

.education-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-lg);
  background: var(--bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.education-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-3px);
}

.education-icon {
  font-size: 3rem;
}

.degree-level {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.education-content h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.institution {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.institution-name {
  font-weight: 600;
  color: var(--text-primary);
}

.location {
  color: var(--text-light);
  font-size: 0.875rem;
}

.education-details {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.status-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.status-badge.completed {
  background: rgba(16, 185, 129, 0.1);
  color: var(--secondary-color);
}

.education-card .description {
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.highlights h4 {
  font-size: 1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.highlights ul {
  list-style: disc;
  padding-left: var(--spacing-md);
}

.highlights li {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.level-badge {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.level-badge.university {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
}

.level-badge.specialization {
  background: rgba(16, 185, 129, 0.1);
  color: var(--secondary-color);
}

.level-badge.diploma {
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-color);
}

.level-badge.highschool {
  background: rgba(107, 114, 128, 0.1);
  color: var(--text-secondary);
}

/* ==========================================
   CERTIFICACIONES
   ========================================== */
.certifications-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.certification-card {
  background: var(--bg-primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.certification-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.cert-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.cert-provider {
  padding: 0.25rem 0.75rem;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  color: var(--text-white);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
}

.cert-year {
  color: var(--text-light);
  font-size: 0.875rem;
  font-weight: 600;
}

.certification-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
}

.cert-details {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid #e5e7eb;
}

.cert-id {
  font-size: 0.75rem;
  color: var(--text-light);
}

.cert-status.valid {
  color: var(--secondary-color);
  font-weight: 600;
  font-size: 0.875rem;
}

/* ==========================================
   CURSOS ADICIONALES
   ========================================== */
.additional-courses {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.courses-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.courses-column h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.courses-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.courses-list li {
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--primary-color);
}

.course-name {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.course-platform {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* ==========================================
   IDIOMAS
   ========================================== */
.languages-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.languages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.language-card {
  background: var(--bg-primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

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

.language-level {
  display: block;
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
}

.language-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.language-progress {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--primary-light)
  );
  border-radius: var(--radius-lg);
  transition: width var(--transition-slow);
}

/* ==========================================
   HABILIDADES
   ========================================== */
.skills-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.skills-categories {
  display: grid;
  gap: var(--spacing-xl);
}

.skill-category {
  background: var(--bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.category-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
}

.category-icon {
  font-size: 1.5rem;
}

.skills-list {
  display: grid;
  gap: var(--spacing-md);
}

.skill-item {
  padding: var(--spacing-sm) 0;
}

.skill-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
}

.skill-name {
  font-weight: 600;
  color: var(--text-primary);
}

.skill-percentage {
  color: var(--primary-color);
  font-weight: 600;
}

.skill-bar {
  width: 100%;
  height: 10px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--primary-light)
  );
  border-radius: var(--radius-lg);
  transition: width 1s ease-in-out;
}

/* ==========================================
   HABILIDADES BLANDAS
   ========================================== */
.soft-skills-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.soft-skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.soft-skill-card {
  background: var(--bg-primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-base);
}

.soft-skill-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.soft-skill-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.soft-skill-card h3 {
  margin-bottom: var(--spacing-sm);
}

.rating {
  margin-top: var(--spacing-md);
}

.star {
  font-size: 1.25rem;
  color: #e5e7eb;
}

.star.filled {
  color: var(--accent-color);
}

/* ==========================================
   HERRAMIENTAS
   ========================================== */
.tools-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
}

.tool-card {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition-base);
}

.tool-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.tool-logo {
  font-size: 2rem;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.tool-card h4 {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ==========================================
   FORMULARIOS
   ========================================== */
.contact-form-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-xl);
}

.contact-info h2 {
  margin-bottom: var(--spacing-md);
}

.contact-details {
  margin: var(--spacing-lg) 0;
}

.contact-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid #e5e7eb;
}

.contact-icon {
  font-size: 1.5rem;
}

.contact-text h4 {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

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

.contact-text a:hover {
  text-decoration: underline;
}

.availability {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

.status-indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: var(--spacing-xs);
}

.status-indicator.available {
  background: var(--secondary-color);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.form-container {
  background: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form,
.quote-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-input,
.form-select,
.form-textarea {
  padding: var(--spacing-sm);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.checkbox-group {
  flex-direction: row;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.checkbox-group input[type='checkbox'] {
  margin-top: 0.25rem;
}

.checkbox-group label {
  font-weight: 400;
}

.btn-submit {
  margin-top: var(--spacing-md);
  justify-content: center;
}

.form-message {
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  display: none;
}

.form-message.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--secondary-color);
  display: block;
}

.form-message.error {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  display: block;
}

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

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

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 400 !important;
}

/* ==========================================
   NEWSLETTER Y BÚSQUEDA
   ========================================== */
.newsletter-section,
.search-section,
.quote-section {
  padding: var(--spacing-2xl) 0;
}

.newsletter-section {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  color: var(--text-white);
}

.newsletter-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.newsletter-text h2 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-white);
}

.newsletter-text p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-lg);
}

.newsletter-input-group {
  display: flex;
  gap: var(--spacing-sm);
  max-width: 600px;
  margin: 0 auto var(--spacing-sm);
}

.newsletter-input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.newsletter-note {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.search-section {
  background: var(--bg-secondary);
}

.section-description {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}

.search-container {
  max-width: 900px;
  margin: 0 auto;
}

.search-input-wrapper {
  margin-bottom: var(--spacing-md);
}

.search-input {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.search-filters {
  display: flex;
  gap: var(--spacing-md);
}

.search-select {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.quote-section {
  background: var(--bg-primary);
}

/* ==========================================
   REDES SOCIALES
   ========================================== */
.social-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.social-card {
  background: var(--bg-primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-base);
}

.social-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.social-card-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.social-card h3 {
  margin-bottom: var(--spacing-xs);
}

.social-card p {
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
}

.social-handle {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
}

/* ==========================================
   FOOTER
   ========================================== */
.main-footer {
  background: var(--bg-dark);
  color: var(--text-white);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: var(--spacing-md);
  color: var(--text-white);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-base);
}

.footer-links a:hover {
  color: var(--text-white);
  padding-left: var(--spacing-xs);
}

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

.social-link {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-base);
}

.social-link:hover {
  color: var(--primary-light);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

.heart {
  color: #ef4444;
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

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

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

  .image-wrapper {
    width: 250px;
    height: 250px;
    margin: 0 auto;
  }

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

  .services-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .search-filters {
    flex-direction: column;
  }

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

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

/* ==========================================
   ANIMACIONES
   ========================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

/* Animación smooth para scroll */
html {
  scroll-padding-top: 80px;
}