/* =========================================================
   Neisser Torres Peña — Portafolio
   Verde esmeralda como acento del dominio backend.
   HTML/CSS puro, sin frameworks.
   ========================================================= */

:root {
  --bg:          #0a0e0c;
  --bg-2:        #0c110e;
  --surface:     #111a16;
  --surface-2:   #16211c;
  --border:      #1f2d26;
  --border-soft: #182420;

  --accent:      #22c55e;
  --accent-soft: #34d399;
  --accent-dim:  rgba(34, 197, 94, 0.12);
  --accent-glow: rgba(34, 197, 94, 0.16);

  --text:   #e6efea;
  --text-2: #b6c5bd;
  --muted:  #869388;

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  --maxw: 920px;
  --radius: 16px;
  --radius-sm: 10px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text-2);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* ambient background: puntos + glows verdes muy tenues, fijos */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    radial-gradient(circle at 15% 0%, var(--accent-glow), transparent 38%),
    radial-gradient(circle at 100% 12%, rgba(52, 211, 153, 0.10), transparent 34%);
  pointer-events: none;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: radial-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 90%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 90%);
  pointer-events: none;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

::selection { background: var(--accent); color: #05231a; }

:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- layout shell ---------- */
.shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(2.4rem, 6vw, 4.5rem) clamp(1.1rem, 4vw, 2rem) 4rem;
}

.section { margin-top: clamp(3.2rem, 8vw, 5rem); }

/* eyebrow: ruta de terminal */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  margin-bottom: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
}
.eyebrow .tilde { color: var(--muted); }

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 4vw, 2.05rem);
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.15;
}

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.5fr 0.85fr;
  gap: clamp(1.5rem, 5vw, 3rem);
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  letter-spacing: 0.01em;
  margin-bottom: 1.1rem;
}
.hero-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 8vw, 4.3rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--text);
  margin-bottom: 1.1rem;
}
.hero-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--muted);
  margin-bottom: 1.6rem;
}
.hero-meta .ic { color: var(--accent); }

/* botones de contacto */
.actions { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.62rem 1.05rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
              color 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease);
  cursor: pointer;
}
.btn .ic { font-size: 1rem; }
.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 197, 94, 0.5);
  color: var(--text);
  background: var(--surface-2);
  box-shadow: 0 8px 24px -12px var(--accent-glow);
}
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #04220f;
  font-weight: 600;
}
.btn-primary:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  color: #04220f;
  box-shadow: 0 10px 30px -10px rgba(34, 197, 94, 0.55);
}

/* ---------- avatar ---------- */
/* ---------- avatar ----------
   Círculo robusto en todos los navegadores (incluido Samsung Internet):
   la imagen lleva su propio tamaño explícito, redondeo y anillo.
   Nada de position:absolute + inset ni alturas en % (eso fallaba en Samsung:
   salía óvalo y el anillo se volvía una raya vertical). */
.hero-portrait {
  justify-self: center;
  margin: 0 auto;
  position: relative;
  width: max-content;
  display: block;
}
.hero-portrait::before {
  content: "";
  position: absolute;
  top: -14%; right: -14%; bottom: -14%; left: -14%;   /* longhand, no 'inset' */
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow), transparent 68%);
  z-index: -1;
}
.avatar {
  display: block;
  width: clamp(150px, 40vw, 230px);
  height: clamp(150px, 40vw, 230px);   /* alto explícito == ancho => círculo */
  border-radius: 50%;
  object-fit: cover;                    /* recorta la imagen 1200x630 al círculo */
  /* Encuadre: 1.er % = horizontal. SUBIRLO corre al sujeto a la IZQUIERDA,
     bajarlo a la derecha. El 2.º no influye (no sobra alto). */
  object-position: 70% 50%;
  box-shadow:
    0 0 0 3px var(--accent),
    0 12px 34px -14px rgba(34, 197, 94, 0.55);
}

/* ---------- divider ---------- */
.rule {
  height: 1px;
  border: 0;
  margin-top: clamp(1.8rem, 5vw, 2.6rem);
  background: linear-gradient(to right, transparent, var(--border), transparent);
}
/* la 1.ª sección tras el divisor no vuelve a abrir un hueco grande */
main > .section:first-of-type { margin-top: clamp(1.8rem, 5vw, 2.6rem); }

/* ---------- about ---------- */
.about-text {
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  color: var(--text-2);
  max-width: 62ch;
  margin-top: 0.2rem;
}

/* ---------- tech stack ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.4rem; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-2);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
              color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.chip .ic { font-size: 1.15rem; color: var(--accent-soft); transition: color 0.25s var(--ease); }
.chip:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 197, 94, 0.45);
  color: var(--text);
  box-shadow: 0 8px 22px -14px var(--accent-glow);
}
.chip:hover .ic { color: var(--accent); }

/* ---------- timeline (experiencia / formación) ---------- */
.timeline { margin-top: 1.6rem; position: relative; }
.tl-item {
  position: relative;
  padding-left: 2.2rem;
  padding-bottom: 1.8rem;
}
.tl-item:last-child { padding-bottom: 0; }
/* línea vertical */
.tl-item::before {
  content: "";
  position: absolute;
  left: 7px; top: 6px;
  width: 1px; height: 100%;
  background: linear-gradient(to bottom, var(--border), transparent);
}
.tl-item:last-child::before { display: none; }
/* nodo */
.tl-node {
  position: absolute;
  left: 0; top: 3px;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim);
}
.tl-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 0.9rem;
  margin-bottom: 0.2rem;
}
.tl-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.08rem;
  color: var(--text);
  letter-spacing: -0.01em;
}
.tl-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-soft);
  background: var(--accent-dim);
  border: 1px solid rgba(34, 197, 94, 0.25);
  padding: 0.12rem 0.55rem;
  border-radius: 6px;
  white-space: nowrap;
}
.tl-sub {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.tl-desc { font-size: 0.96rem; color: var(--text-2); max-width: 64ch; }

/* ---------- projects ---------- */
.projects-grid {
  margin-top: 1.6rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}
.card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 197, 94, 0.4);
  box-shadow: 0 18px 40px -22px rgba(34, 197, 94, 0.4);
}
.card-media {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}
.card-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.card:hover .card-media img { transform: scale(1.04); }
.card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 12, 0.55), transparent 45%);
}
.card-body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.card-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.15rem; }
.card-icon {
  display: inline-grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--accent-dim);
  color: var(--accent);
  flex-shrink: 0;
}
.card-icon .ic { width: 18px; height: 18px; }
.card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.12rem;
  color: var(--text);
  letter-spacing: -0.01em;
}
.card-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.7rem;
}
.card-desc { font-size: 0.92rem; color: var(--text-2); margin-bottom: 1.1rem; }
.card-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.2rem; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.6rem;
  border-radius: 7px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
}
.tag .ic { font-size: 0.9rem; color: var(--accent-soft); }
.card-links { margin-top: auto; display: flex; gap: 0.6rem; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-2);
  padding: 0.42rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.card-link:hover {
  color: var(--text);
  border-color: rgba(34, 197, 94, 0.5);
  background: var(--surface-2);
}
.card-link .ic { font-size: 0.95rem; }

/* ---------- contact / footer ---------- */
.contact {
  margin-top: clamp(3.5rem, 9vw, 5.5rem);
  text-align: center;
  padding: clamp(2.2rem, 6vw, 3.4rem) 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 0%, var(--accent-dim), transparent 60%),
    var(--surface);
}
.contact .eyebrow { justify-content: center; }
.contact-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 0.6rem;
}
.contact-text {
  color: var(--text-2);
  max-width: 46ch;
  margin: 0 auto 1.7rem;
}
.contact .actions { justify-content: center; }

.footer {
  margin-top: 2.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--border-soft);
  display: flex;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}


/* ---------- iconos (máscara CSS, monocromáticos, heredan currentColor) ---------- */
.ic {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -0.125em;
  flex-shrink: 0;
  background-color: currentColor;      /* el color del icono = color del texto */
  -webkit-mask-position: center;
          mask-position: center;
  -webkit-mask-repeat: no-repeat;
          mask-repeat: no-repeat;
  -webkit-mask-size: contain;
          mask-size: contain;
}
.ic--location    { -webkit-mask-image: url("/assets/icons/location.svg");    mask-image: url("/assets/icons/location.svg"); }
.ic--envelope    { -webkit-mask-image: url("/assets/icons/envelope.svg");    mask-image: url("/assets/icons/envelope.svg"); }
.ic--github      { -webkit-mask-image: url("/assets/icons/github.svg");      mask-image: url("/assets/icons/github.svg"); }
.ic--linkedin    { -webkit-mask-image: url("/assets/icons/linkedin.svg");    mask-image: url("/assets/icons/linkedin.svg"); }
.ic--whatsapp    { -webkit-mask-image: url("/assets/icons/whatsapp.svg");    mask-image: url("/assets/icons/whatsapp.svg"); }
.ic--columns     { -webkit-mask-image: url("/assets/icons/columns.svg");     mask-image: url("/assets/icons/columns.svg"); }
.ic--check       { -webkit-mask-image: url("/assets/icons/check.svg");       mask-image: url("/assets/icons/check.svg"); }
.ic--spring      { -webkit-mask-image: url("/assets/icons/spring.svg");      mask-image: url("/assets/icons/spring.svg"); }
.ic--postgresql  { -webkit-mask-image: url("/assets/icons/postgresql.svg");  mask-image: url("/assets/icons/postgresql.svg"); }
.ic--docker      { -webkit-mask-image: url("/assets/icons/docker.svg");      mask-image: url("/assets/icons/docker.svg"); }
.ic--swagger     { -webkit-mask-image: url("/assets/icons/swagger.svg");     mask-image: url("/assets/icons/swagger.svg"); }
.ic--git         { -webkit-mask-image: url("/assets/icons/git.svg");         mask-image: url("/assets/icons/git.svg"); }

/* ---------- reveal on scroll (progressive enhancement) ---------- */
/* Sin JS, o antes de que actúe, el contenido es plenamente visible.
   La animación solo se arma cuando el script añade .js-reveal a <html>. */
.js-reveal .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}
.js-reveal .reveal.is-visible { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-portrait { order: -1; }
  .hero-eyebrow { display: block; }
  .hero-meta, .actions { justify-content: center; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .btn { font-size: 0.8rem; padding: 0.58rem 0.9rem; }
}

/* ---------- accesibilidad: movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js-reveal .reveal { opacity: 1; transform: none; }
}