/* Base styles */
:root {
  --color-background: #f8f8f8;
  --color-text: #1a1a1a;
  --color-light: #ffffff;
  --color-dark: #000000;
  --color-gray: #e0e0e0;
  --color-gray-dark: #505050;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --spacing-unit: 8px;
  --transition: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main), serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
}
a {
  text-decoration: none;
  color: var(--color-text);
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 30px;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
}

p {
  margin-bottom: 1.5em;
}

strong {
  font-weight: 600;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 30px 0;
  z-index: 1000;
  mix-blend-mode: difference;
}

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

.logo {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-light);
  z-index: 10;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 40px;
}

.nav-link {
  font-size: 16px;
  color: var(--color-light);
  transition: opacity var(--transition);
}

.nav-link:hover {
  opacity: 0.7;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
  z-index: 10;
}

.menu-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-light);
  position: absolute;
  transition: var(--transition);
}

.menu-line:first-child {
  top: 0;
}

.menu-line:last-child {
  bottom: 0;
}

.menu-open .menu-line:first-child {
  transform: translateY(9px) rotate(45deg);
}

.menu-open .menu-line:last-child {
  transform: translateY(-9px) rotate(-45deg);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--color-dark);
  color: var(--color-light);
  padding: 0 30px;
}

.hero-container {
  padding: 0;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 400;
  max-width: 800px;
}

/* About Section - UPDATED */
.about {
  padding: 150px 0;
  background-color: var(--color-background);
  position: relative;
}

/* Elemento decorativo para reemplazar visualmente la imagen */
.about:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 30%;
  height: 100%;
  opacity: 0.1;
  z-index: 0;
}

.section-title {
  font-size: 48px;
  margin-bottom: 80px;
  font-weight: 400;
  position: relative;
  z-index: 1;
}

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

/* Nueva estructura sin la imagen */
.about-content {
  display: flex;
  flex-direction: column;
  gap: 60px;
  max-width: 1000px;
  margin: 0 auto;
}

.about-text {
  position: relative;
  padding-left: 25px;
}

.about-description {
  font-size: 18px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.about-description:last-child {
  margin-bottom: 0;
}

/* Skills Grid - Mejorado */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  background-color: rgba(0, 0, 0, 0.03);
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.03);
}

.skill-category {
  transition: transform 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-5px);
}

.skill-category-title {
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 15px;
  position: relative;
  padding-bottom: 10px;
}

.skill-category-title:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
}

.skill-description {
  font-size: 16px;
  color: var(--color-gray-dark);
}

/* Experience */
.experience-title,
.education-title,
.details-title {
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 30px;
  position: relative;
  padding-bottom: 10px;
}

.experience-title:after,
.education-title:after,
.details-title:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
}

.experience-container,
.education-container {
  background-color: rgba(0, 0, 0, 0.02);
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.02);
}

.experience-item {
  margin-bottom: 30px;
}

.experience-header {
  margin-bottom: 15px;
}

.experience-role {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 5px;
}

.experience-company,
.experience-duration {
  font-size: 16px;
  color: var(--color-gray-dark);
}

.experience-description {
  font-size: 16px;
}

/* Education */
.education-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.education-item {
  margin-bottom: 10px;
  position: relative;
  padding-left: 20px;
}

.education-item:before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.education-degree {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 5px;
}

.education-school,
.education-duration {
  font-size: 16px;
  color: var(--color-gray-dark);
}

/* Details */
.details-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.details-column p {
  margin-bottom: 15px;
}

/* Footer */
.footer {
  padding: 80px 0;
  background-color: var(--color-dark);
  color: var(--color-light);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-info {
  font-size: 16px;
}

.footer-email,
.footer-phone {
  display: block;
  color: var(--color-light);
  margin-top: 15px;
  font-size: 18px;
  transition: opacity var(--transition);
}

.footer-email:hover,
.footer-phone:hover {
  opacity: 0.7;
}

.footer-links {
  display: flex;
  gap: 30px;
}

.footer-link {
  color: var(--color-light);
  font-size: 16px;
  transition: opacity var(--transition);
}

.footer-link:hover {
  opacity: 0.7;
}

.footer-copyright {
  font-size: 14px;
  opacity: 0.7;
}

/* Helpers for transitions */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Header animation for scroll */
.header.compact {
  padding: 15px 0;
  background-color: rgba(0, 0, 0, 0.9);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-hidden {
  transform: translateY(-100%);
}

.header-visible {
  transform: translateY(0);
}

/* Media Queries */
@media (max-width: 1200px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }

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

  .about:before {
    width: 40%;
  }
}

@media (max-width: 1024px) {
  .section-title {
    font-size: 40px;
    margin-bottom: 60px;
  }

  .about-content {
    gap: 40px;
  }

  .skills-grid,
  .experience-container,
  .education-container {
    padding: 30px;
  }

  .about:before {
    width: 50%;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .menu-open .nav {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .nav-link {
    font-size: 24px;
  }

  .menu-toggle {
    display: block;
  }

  .footer-content {
    flex-direction: column;
    gap: 40px;
  }

  .footer-links {
    flex-direction: column;
    gap: 15px;
  }
}

@media (max-width: 767px) {
  .about {
    padding: 100px 0;
  }

  .section-title {
    font-size: 32px;
    margin-bottom: 40px;
  }

  .about-text {
    padding-left: 15px;
  }

  .about-description {
    font-size: 16px;
  }

  .skills-grid,
  .experience-container,
  .education-container {
    padding: 20px;
  }

  .about:before {
    width: 70%;
    opacity: 0.08;
  }

  .container {
    padding: 0 20px;
  }

  .footer {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .about {
    padding: 80px 0;
  }

  .section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }

  .container {
    padding: 0 15px;
  }

  .experience-role,
  .education-degree {
    font-size: 16px;
  }

  .experience-container,
  .education-container {
    padding: 15px;
  }

  .about:before {
    width: 100%;
    opacity: 0.06;
  }
}

body.menu-open::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 1);
  z-index: 999; /* Justo por debajo del menú */
  pointer-events: none; /* Permite interactuar con elementos debajo */
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #1a1a1a;
    --color-text: #f8f8f8;
    --color-gray: #333333;
    --color-gray-dark: #aaaaaa;
  }

}