:root {
  --bg-dark: #050507;
  --violet: #a855f7;
  --violet-glow: rgba(168, 85, 247, 0.4);
  --frontend: #38bdf8;
  --frontend-glow: rgba(56, 189, 248, 0.4);
  --backend: #f59e0b;
  --backend-glow: rgba(245, 158, 11, 0.4);
  --agile: #10b981;
  --agile-glow: rgba(16, 185, 129, 0.4);
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --text-white: #f8fafc;
  --text-muted: #94a3b8;
  --transition: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background-color: var(--bg-dark);
  color: var(--text-white);
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Animación de Fondo Sutil */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #050507;
}

.v-blob {
  position: absolute;
  background: var(--violet);
  filter: blur(140px);
  border-radius: 50%;
  opacity: 0.08;
  animation: move 20s infinite alternate ease-in-out;
}

.v-blob-1 {
  width: 500px;
  height: 500px;
  top: -100px;
  right: -50px;
  animation-duration: 15s;
}
.v-blob-2 {
  width: 400px;
  height: 400px;
  bottom: -50px;
  left: -50px;
  animation-duration: 25s;
}
.v-blob-3 {
  width: 300px;
  height: 300px;
  top: 40%;
  left: 30%;
  animation-duration: 20s;
  opacity: 0.05;
}

@keyframes move {
  from {
    transform: translate(0, 0) scale(1);
  }
  to {
    transform: translate(50px, 80px) scale(1.1);
  }
}

/* Glassmorphism */
.glass-panel {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 30px;
  padding: 3rem;
  margin-bottom: 1.5rem;
  transition: border-color 0.4s;
}
.glass-panel:hover {
  border-color: rgba(168, 85, 247, 0.2);
}

.main-wrapper {
  max-width: 1050px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 10;
}

.badge {
  background: rgba(168, 85, 247, 0.1);
  color: var(--violet);
  padding: 0.5rem 1.2rem;
  border-radius: 30px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.hero__name {
  font-size: clamp(2.5rem, 8vw, 4.2rem);
  font-weight: 800;
  line-height: 1;
  margin: 1.5rem 0;
}
.violet-glow {
  color: var(--violet);
  text-shadow: 0 0 30px var(--violet-glow);
}
.hero__subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 480px;
}

.hero__socials {
  display: flex;
  gap: 1.8rem;
  margin: 2rem 0;
}
.hero__socials i {
  font-size: 1.6rem;
  color: var(--text-white);
  transition: 0.4s var(--transition);
}
.hero__socials i:hover {
  color: var(--violet);
  transform: translateY(-5px);
}

/* Botón CV */
.btn-cv {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 1rem 2rem;
  background: var(--violet);
  color: #fff;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 700;
  transition: 0.4s var(--transition);
  box-shadow: 0 10px 30px rgba(168, 85, 247, 0.2);
}
.btn-cv:hover {
  transform: scale(1.03);
  box-shadow: 0 15px 40px rgba(168, 85, 247, 0.35);
}

.cv-dropdown {
  position: relative;
  display: inline-block;
}
.cv-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  background: rgba(20, 20, 30, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 8px;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: 0.3s var(--transition);
  z-index: 200;
}
.cv-dropdown-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.cv-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  color: var(--text-white);
  text-decoration: none;
  border-radius: 14px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: 0.2s;
}
.cv-dropdown-menu a:hover {
  background: rgba(168, 85, 247, 0.1);
}
.cv-dropdown-menu a i {
  width: 20px;
  text-align: center;
  font-size: 1rem;
}
.cv-dropdown-menu a:nth-child(1) i,
.cv-dropdown-menu a:nth-child(3) i {
  color: var(--violet);
}
.cv-dropdown-menu a:nth-child(2) i,
.cv-dropdown-menu a:nth-child(4) i {
  color: var(--frontend);
}
#cv-arrow {
  transition: transform 0.3s var(--transition);
  margin-left: 8px;
}

/* Animación de Flotación (Lado derecho del Hero) */
.floating-anim {
  animation: floating 6s infinite ease-in-out;
}
@keyframes floating {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.side-label {
  font-size: 0.7rem;
  color: var(--violet);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.mini-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  padding: 1.2rem;
  border-radius: 18px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 15px;
  transition: 0.3s;
}
.mini-card:hover {
  border-color: var(--violet);
  background: rgba(168, 85, 247, 0.05);
}

/* Acordeones */
.accordion-header {
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
}
.accordion-title {
  color: var(--violet);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 2px;
}
.arrow {
  transition: 0.4s var(--transition);
  margin-right: 12px;
  font-size: 0.8rem;
}
.arrow.rotate {
  transform: rotate(90deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.accordion-body.open {
  /* la altura se setea dinámicamente en JS */
}

.accordion-inner {
  padding: 2rem 0 0;
}

.edu-item {
  margin-bottom: 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid transparent;
  transition: border-color 0.3s;
}
.edu-item[data-category="qa"] {
  border-left-color: rgba(168, 85, 247, 0.4);
}
.edu-item[data-category="front"] {
  border-left-color: rgba(56, 189, 248, 0.4);
}
.edu-item[data-category="front"]:hover {
  border-left-color: var(--frontend);
}

.edu-tag {
  font-size: 0.6rem;
  background: rgba(168, 85, 247, 0.15);
  color: var(--violet);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
}
.edu-item[data-category="front"] .edu-tag {
  background: rgba(56, 189, 248, 0.15);
  color: #7dd3fc;
}

.edu-item h4 {
  margin-bottom: 5px;
  font-size: 1.1rem;
}
.edu-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.formacion-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.formacion-subheader {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 2rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid;
  display: flex;
  align-items: center;
  gap: 10px;
}

.formacion-subheader[data-category="qa"] {
  color: var(--violet);
  border-color: var(--violet);
}

.formacion-subheader[data-category="front"] {
  color: var(--frontend);
  border-color: var(--frontend);
}

/* Stack Section */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}
.stack-header {
  font-size: 0.75rem;
  color: var(--violet);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 800;
  margin-bottom: 2.5rem;
  display: flex;
  align-items: center;
  gap: 15px;
}
.stack-col[data-category="front"] .stack-header {
  color: var(--frontend);
}
.stack-col[data-category="back"] .stack-header {
  color: var(--backend);
}

.stack-header::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--glass-border);
}
.stack-col[data-category="front"] .stack-header::after {
  background: rgba(56, 189, 248, 0.2);
}
.stack-col[data-category="back"] .stack-header::after {
  background: rgba(245, 158, 11, 0.2);
}

.stack-list {
  display: grid;
  gap: 1.2rem;
}
.stack-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.stack-item i {
  color: var(--violet);
  width: 18px;
  text-align: center;
}
.stack-col[data-category="front"] .stack-item i {
  color: var(--frontend);
}
.stack-col[data-category="back"] .stack-item i {
  color: var(--backend);
}

.agile-wrapper {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--glass-border);
}

.agile-wrapper .stack-header {
  color: var(--agile);
}
.agile-wrapper .stack-header::after {
  background: rgba(16, 185, 129, 0.2);
}

.agile-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.agile-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--text-white);
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: 0.3s;
}
.agile-item:hover {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--agile);
  transform: translateY(-2px);
}
.agile-item i {
  color: var(--agile);
  font-size: 0.9rem;
}

.footer {
  text-align: center;
  padding: 4rem 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  opacity: 0.6;
}
.dot {
  color: var(--violet);
  margin: 0 6px;
}

@media (max-width: 900px) {
  .hero,
  .stack-grid {
    grid-template-columns: 1fr;
  }
  .formacion-columns {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .main-wrapper {
    padding-top: 2rem;
  }
}

.experience-grid {
  display: grid;
  gap: 1.5rem;
}

.experience-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 1.5rem;
  transition: 0.3s;
}

.experience-card:hover {
  border-color: var(--violet);
  background: rgba(168, 85, 247, 0.05);
}

.experience-card h4 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  color: var(--text-white);
}

.experience-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.experience-card i {
  color: var(--violet);
  margin-right: 10px;
}

.tech-tags {
  margin: 8px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  background: rgba(138, 43, 226, 0.2);
  color: #cbb6ff;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.mini-card a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

.mini-card a:hover {
  color: #cbb6ff;
  text-decoration: underline;
}

.project-links {
  margin-top: 12px;
  display: flex;
  gap: 20px;
}

.icon-link {
  color: #cbb6ff;
  font-size: 1.4rem;
  text-decoration: none;
}
.icon-link:hover {
  color: #fff;
  transform: scale(1.25);
}