/* 1. Colores y valores reutilizables */
:root {
  --bg: #0b1220;
  --bg2: #111c2e;
  --card: #162338;
  --line: rgba(148, 163, 184, .16);
  --green: #2dd4bf;
  --blue: #7dd3fc;
  --orange: #f6bd60;
  --text: #e7eef7;
  --muted: #a3b2c6;
  --side: 270px;
}

/* 2. Reinicio y estructura general */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 20px;
}

body {
  background: var(--bg);
  background-image:
    radial-gradient(circle at 85% 0%, rgba(125, 211, 252, .10), transparent 40%),
    radial-gradient(circle at 10% 60%, rgba(45, 212, 191, .05), transparent 35%);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, Arial, sans-serif;
  line-height: 1.6;
}

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

main {
  margin-left: var(--side);
}

section {
  max-width: 1150px;
  margin: auto;
  padding: 90px 6%;
}

.g {
  color: var(--green);
}

.b {
  color: var(--blue);
}

.o {
  color: var(--orange);
}

/* 3. Barra lateral y navegación */
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  width: var(--side);
  padding: 30px 20px;
  overflow-y: auto;
  background: var(--bg2);
  border-right: 1px solid var(--line);
}

.brand {
  margin-bottom: 30px;
  text-align: center;
}

.brand img {
  width: 96px;
  height: 96px;
  object-fit: cover;
  object-position: top;
  background: #1d2a40;
  border: 2px solid var(--green);
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(45, 212, 191, .22);
}

.brand h2 {
  margin-top: 12px;
  font-size: 1.15rem;
}

.brand p {
  color: var(--blue);
  font-size: .85rem;
}

nav {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 6px;
}

nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--muted);
  border-left: 3px solid transparent;
  border-radius: 10px;
  transition: .25s;
}

nav a i {
  width: 20px;
  font-style: normal;
  text-align: center;
}

nav a:hover {
  color: var(--text);
  background: rgba(125, 211, 252, .08);
}

nav a.active {
  color: var(--green);
  background: rgba(45, 212, 191, .08);
  border-left-color: var(--green);
}

.side-social {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.side-social a {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--blue);
  border: 1px solid var(--blue);
  border-radius: 50%;
  font-size: .8rem;
  font-weight: 700;
  transition: .25s;
}

.side-social img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.side-social a[data-link="gh"] img,
.c-card[data-link="gh"] .ic img {
  border-radius: 50%;
}

.side-social a:hover {
  color: #08201e;
  background: var(--green);
  border-color: var(--green);
  box-shadow: 0 0 14px rgba(45, 212, 191, .28);
  transform: translateY(-3px);
}

.topbar {
  display: none;
}

/* 4. Portada */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 30px;
  min-height: 100vh;
}

.tag {
  display: inline-block;
  padding: 6px 14px;
  color: var(--orange);
  border: 1px solid var(--orange);
  border-radius: 50px;
  font-size: .9rem;
}

.hero h1 {
  margin: 16px 0 10px;
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.05;
}

.hero h1 em {
  color: var(--green);
  font-style: normal;
  text-shadow: 0 0 22px rgba(45, 212, 191, .28);
}

.role {
  color: var(--blue);
  font-size: 1.4rem;
}

.role b {
  color: var(--orange);
}

.cursor {
  color: var(--green);
  animation: blink 1s steps(1) infinite;
}

.lead {
  max-width: 520px;
  margin: 18px 0 28px;
  color: var(--muted);
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-block;
  padding: 13px 26px;
  border: 2px solid transparent;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: .25s;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-green {
  color: #08201e;
  background: var(--green);
  box-shadow: 0 0 20px rgba(45, 212, 191, .22);
}

.btn-green:hover {
  box-shadow: 0 0 32px rgba(45, 212, 191, .36);
}

.btn-ghost {
  color: var(--blue);
  border-color: var(--blue);
}

.btn-ghost:hover {
  background: rgba(125, 211, 252, .12);
}

.btn-orange {
  color: #2a1300;
  background: var(--orange);
}

.btn-orange:hover {
  box-shadow: 0 0 24px rgba(246, 189, 96, .3);
}

.cv-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  place-items: center;
  padding: 24px;
}

.cv-modal.show {
  display: grid;
}

.cv-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 23, .8);
  backdrop-filter: blur(6px);
}

.cv-modal-dialog {
  position: relative;
  z-index: 1;
  width: min(960px, 100%);
  max-height: 90vh;
  padding: 18px 18px 16px;
  background: #0f172a;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .45);
}

.cv-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.cv-modal-header h3 {
  color: var(--text);
  font-size: 1.2rem;
}

.cv-modal-close {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
}

.cv-modal iframe {
  width: 100%;
  height: min(75vh, 760px);
  background: white;
  border: 0;
  border-radius: 12px;
}

.cv-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 16px;
}

.hero-photo {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  min-height: 480px;
}

.hero-photo img {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, .5));
  animation: float 6s ease-in-out infinite;
  border-radius: 50%;
  object-fit: cover;
}

.glow {
  position: absolute;
  bottom: 6%;
  width: 78%;
  aspect-ratio: 1;
  background: conic-gradient(from 0deg, var(--green), var(--blue), var(--orange), var(--green));
  border-radius: 50%;
  filter: blur(46px);
  opacity: .28;
  animation: spin 14s linear infinite;
}

/* 5. Títulos y secciones de contenido */
.title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.title span {
  padding: 2px 10px;
  color: var(--green);
  border: 1px solid var(--green);
  border-radius: 8px;
  font-size: 1rem;
}

.title::after {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line), transparent);
  content: "";
}

.intro {
  max-width: 700px;
  margin-bottom: 30px;
  color: var(--muted);
}

/* Sobre mí y estadísticas */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  padding: 26px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: .3s;
}

.card:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 30px rgba(125, 211, 252, .10);
  transform: translateY(-6px);
}

.card h3 {
  margin-bottom: 8px;
}

.card p {
  color: var(--muted);
  font-size: .95rem;
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 40px;
}

.stats div {
  display: flex;
  flex-direction: column;
}

.stats b {
  color: var(--orange);
  font-size: 2.6rem;
  line-height: 1;
}

.stats span {
  color: var(--muted);
  font-size: .9rem;
}

/* Habilidades y barras de progreso */
.skills {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.skill {
  padding: 20px 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.s-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

.s-top span {
  color: var(--blue);
}

.bar {
  height: 10px;
  overflow: hidden;
  background: rgba(255, 255, 255, .07);
  border-radius: 10px;
}

.bar i {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--blue));
  border-radius: 10px;
  box-shadow: 0 0 12px rgba(45, 212, 191, .28);
  transition: width 1.4s cubic-bezier(.2, .8, .2, 1);
}

/* Proyectos */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.project {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  transition: .3s;
}

.project:hover {
  border-color: var(--green);
  box-shadow: 0 14px 36px rgba(45, 212, 191, .12);
  transform: translateY(-8px);
}

.p-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #000;
}

.p-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}

.project-featured .p-img {
  display: grid;
  place-items: center;
  background: radial-gradient(circle, rgba(0, 149, 255, .18), #050b16 72%);
}

.project-featured .p-img img {
  object-fit: contain;
}

.project:hover .p-img img {
  transform: scale(1.08);
}

.p-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 6px;
  padding: 20px;
}

.p-body p {
  flex: 1;
  color: var(--muted);
  font-size: .92rem;
}

.p-body em {
  margin-top: 8px;
  color: var(--green);
  font-style: normal;
  font-weight: 700;
}

.pill {
  align-self: flex-start;
  padding: 3px 12px;
  border: 1px solid currentColor;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 700;
}

/* Trayectoria */
.timeline {
  position: relative;
  padding-left: 30px;
  border-left: 2px solid rgba(125, 211, 252, .28);
}

.t-item {
  position: relative;
  margin-bottom: 34px;
}

.t-item::before {
  position: absolute;
  top: 6px;
  left: -39px;
  width: 14px;
  height: 14px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 14px rgba(45, 212, 191, .34);
  content: "";
}

.t-item b {
  color: var(--orange);
  font-size: .9rem;
}

.t-item h3 {
  margin: 2px 0;
}

.t-item p {
  color: var(--muted);
}

/* 6. Contacto y formulario */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  max-width: 720px;
  gap: 18px;
  margin-bottom: 40px;
}

.c-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  cursor: pointer;
  transition: .3s;
}

.c-card:hover {
  border-color: var(--blue);
  transform: translateY(-5px);
}

.c-card span {
  display: block;
  color: var(--muted);
  font-size: .85rem;
  word-break: break-all;
}

.ic {
  display: grid;
  flex: none;
  place-items: center;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid currentColor;
  border-radius: 12px;
  font-style: normal;
  font-weight: 800;
}

.ic img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.form {
  max-width: 720px;
  padding: 30px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.form h3 {
  margin-bottom: 18px;
  color: var(--blue);
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

label {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: .9rem;
}

input,
textarea {
  width: 100%;
  margin-top: 6px;
  padding: 12px 14px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
  transition: .25s;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, .14);
}

/* 7. Pie de página y botón volver arriba */
footer {
  margin-left: var(--side);
  padding: 30px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: .9rem;
  text-align: center;
}

#toTop {
  position: fixed;
  z-index: 40;
  right: 22px;
  bottom: 22px;
  width: 46px;
  height: 46px;
  color: #30230b;
  background: var(--orange);
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: 800;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: .3s;
}

#toTop.show {
  opacity: 1;
  pointer-events: auto;
}

/* 8. Animaciones y efectos de entrada */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s, transform .7s;
}

.reveal.in {
  opacity: 1;
  transform: none;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes float {
  50% {
    transform: translateY(-12px);
  }
}

/* 9. Ajustes para pantallas pequeñas */
@media (max-width: 900px) {
  main,
  footer {
    margin-left: 0;
  }

  .topbar {
    position: fixed;
    z-index: 60;
    top: 0;
    right: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 58px;
    padding: 0 20px;
    background: var(--bg2);
    border-bottom: 1px solid var(--line);
  }

  .topbar span {
    color: var(--green);
  }

  #menuBtn {
    width: 40px;
    height: 40px;
    color: var(--green);
    background: none;
    border: 1px solid var(--green);
    border-radius: 10px;
    font-size: 1.3rem;
    cursor: pointer;
  }

  .sidebar {
    padding-top: 80px;
    transform: translateX(-100%);
    transition: .35s;
  }

  .sidebar.open {
    box-shadow: 0 0 0 100vmax rgba(2, 6, 12, .68);
    transform: none;
  }

  main {
    padding-top: 58px;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 40px;
    text-align: center;
  }

  .hero-photo {
    order: -1;
    min-height: 340px;
  }

  .hero-photo img {
    max-width: 340px;
  }

  .lead {
    margin-inline: auto;
  }

  .cta {
    justify-content: center;
  }

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

/* Respeta la preferencia del usuario por menos movimiento. */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}