:root {
  --bg: #070b0f;
  --surface: #0d141b;
  --surface-2: #111b24;
  --line: rgba(0, 229, 255, 0.18);
  --line-strong: rgba(0, 229, 255, 0.45);
  --text: #f4f7fb;
  --muted: #98a6b5;
  --accent: #00e5ff;
  --accent-2: #8b5cf6;
  --max-width: 1180px;
  --radius: 18px;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(rgba(0, 229, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size: 42px 42px;
  color: var(--text);
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.6;
}

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

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

section {
  scroll-margin-top: 100px;
}

/* =========================
   HEADER
========================= */

.encabezado {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 78px;
  padding: 0 32px;
  background: rgba(7, 11, 15, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.menu {
  display: flex;
  align-items: center;
  gap: 26px;
}

.menu a {
  position: relative;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  transition: color 0.2s ease;
}

.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.menu a:hover,
.menu a:focus-visible {
  color: var(--text);
}

.menu a:hover::after,
.menu a:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  padding: 8px 11px;
  font-size: 1.2rem;
  cursor: pointer;
}

/* =========================
   GENERAL
========================= */

main {
  overflow: hidden;
}

.seccion {
  width: min(92%, var(--max-width));
  margin: 0 auto;
  padding: 110px 0;
}

.seccion-cabecera {
  margin-bottom: 38px;
}

.seccion-etiqueta,
.hero-etiqueta,
.proyecto-categoria,
.experiencia-fecha,
.formacion-estado {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.seccion h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.05;
}

.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease;
}

.boton:hover {
  transform: translateY(-2px);
}

.boton-principal {
  background: var(--accent);
  color: #001014;
  border-color: var(--accent);
}

.boton-secundario {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
}

/* =========================
   HERO
========================= */

.hero {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 130px 24px 70px;
  position: relative;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.22;
  pointer-events: none;
}

.hero::before {
  width: 360px;
  height: 360px;
  background: var(--accent);
  top: 10%;
  left: -120px;
}

.hero::after {
  width: 320px;
  height: 320px;
  background: var(--accent-2);
  bottom: 5%;
  right: -110px;
}

.hero-contenido{
    position: relative;
    z-index: 1;
    width: min(100%, 1200px);
    text-align: center;
}

.hero h1{
    margin:0;
    font-size:clamp(4rem,7vw,7rem);
    line-height:.95;
    letter-spacing:-0.05em;
    max-width:1100px;
    margin-inline:auto;
}

.hero-profesiones {
  margin: 24px 0 0;
  color: var(--accent);
  font-size: clamp(1.05rem, 2.6vw, 1.55rem);
  font-weight: 800;
}

.hero-descripcion{
    max-width:900px;
    margin:22px auto 0;
    color:var(--muted);
    font-size:1.2rem;
}

.hero-acciones {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

/* =========================
   SOBRE MÍ
========================= */

.sobre-mi-contenido {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
}

.sobre-mi-contenido p {
  margin: 0;
  padding: 26px;
  color: var(--muted);
  background: rgba(13, 20, 27, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* =========================
   TECNOLOGÍAS
========================= */

.tecnologias-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.tecnologia {
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin: 0;
  padding: 24px;
  background: linear-gradient(180deg, rgba(17, 27, 36, 0.95), rgba(13, 20, 27, 0.95));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.tecnologia:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: 0 16px 50px rgba(0, 229, 255, 0.09);
}

.tecnologia img {
  width: 72px;
  height: 72px;
  object-fit: contain;
}

.tecnologia h3 {
  margin: 0;
  font-size: 1rem;
}

/* =========================
   PROYECTOS
========================= */

.proyectos-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.proyecto {
  overflow: hidden;
  background: rgba(13, 20, 27, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition:
    transform 0.22s ease,
    border-color 0.22s ease;
}

.proyecto:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
}

.proyecto-galeria {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  min-height: 240px;
  background: #05080b;
}

.proyecto-galeria img {
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: cover;
  border-right: 1px solid rgba(255,255,255,0.05);
}

.proyecto-galeria img:last-child {
  border-right: none;
}

.proyecto-contenido {
  padding: 26px;
}

.proyecto-contenido h3 {
  margin: 0 0 10px;
  font-size: 1.5rem;
}

.proyecto-contenido p:not(.proyecto-categoria) {
  margin: 0 0 22px;
  color: var(--muted);
}

.proyecto-interactivo {
  display: flex;
  align-items: center;
  min-height: 310px;
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(139, 92, 246, 0.08)),
    var(--surface);
}

/* =========================
   EXPERIENCIA
========================= */

.experiencia-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.experiencia-bloque {
  padding: 28px;
  background: rgba(13, 20, 27, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.experiencia-bloque > h3 {
  margin: 0 0 24px;
  font-size: 1.35rem;
}

.experiencia-item {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.experiencia-item:first-of-type {
  border-top: none;
  padding-top: 0;
}

.experiencia-item h4 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.experiencia-item p:not(.experiencia-fecha),
.experiencia-bloque > p {
  margin: 0;
  color: var(--muted);
}

.experiencia-listado {
  margin-top: 18px !important;
  line-height: 1.9;
}

/* =========================
   FORMACIÓN
========================= */

.formacion-lista {
  display: grid;
  gap: 16px;
}

.formacion-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  align-items: start;
  padding: 24px 26px;
  background: rgba(13, 20, 27, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.formacion-item h3 {
  margin: 0 0 5px;
  font-size: 1.15rem;
}

.formacion-item p:not(.formacion-estado) {
  margin: 0;
  color: var(--muted);
}

/* =========================
   CONTACTO
========================= */

.contacto {
  text-align: center;
}

.contacto > p {
  max-width: 620px;
  margin: 0 auto;
  color: var(--muted);
}

.contacto-enlaces {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

.contacto-enlaces a {
  padding: 12px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.contacto-enlaces a:hover {
  transform: translateY(-2px);
  background: var(--accent);
  color: #001014;
}

.pie {
  padding: 26px 20px 34px;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

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

@media (max-width: 980px) {
  .tecnologias-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .proyectos-grid,
  .experiencia-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .encabezado {
    height: 70px;
    padding: 0 18px;
  }

  .logo img {
    width: 46px;
    height: 46px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .menu {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 18px 18px;
    background: rgba(7, 11, 15, 0.98);
    border-bottom: 1px solid var(--line);
  }

  .menu.active {
    display: flex;
  }

  .menu a {
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .menu a::after {
    display: none;
  }

  .seccion {
    width: min(92%, 680px);
    padding: 78px 0;
  }

  .sobre-mi-contenido {
    grid-template-columns: 1fr;
  }

  .tecnologias-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proyecto-galeria {
    grid-template-columns: 1fr;
  }

  .proyecto-galeria img {
    min-height: 210px;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .formacion-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding-inline: 18px;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 16vw, 4.2rem);
  }

  .hero-acciones {
    flex-direction: column;
  }

  .boton {
    width: 100%;
  }

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

  .tecnologia {
    min-height: 150px;
  }

  .experiencia-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .contacto-enlaces {
    flex-direction: column;
  }

  .contacto-enlaces a {
    width: 100%;
  }
}