/* ══════════════════════════════════════════════════════════════════
   SECCIONES — hero, sobre mí, experiencia, proyectos, stack,
   formación y contacto (con su responsive al final de cada bloque)
   ══════════════════════════════════════════════════════════════════ */

/* ═══════════════ HERO ═══════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 4.5rem; /* espacio del nav */
}

/* Contenedor del canvas Three.js (hero3d.js) */
.hero__canvas { position: absolute; inset: 0; z-index: 0; }
.hero__canvas canvas { width: 100% !important; height: 100% !important; }

/* Degradados sobre el 3D: legibilidad del texto + fundido inferior */
.hero__fade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(5, 8, 15, 0.88) 0%, rgba(5, 8, 15, 0.55) 45%, rgba(5, 8, 15, 0.15) 100%),
    linear-gradient(180deg, rgba(5, 8, 15, 0.4) 0%, transparent 30%, transparent 72%, var(--bg-0) 100%);
}

.hero__content { position: relative; z-index: 2; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.42rem 1rem;
  border: 1px solid rgba(0, 229, 160, 0.35);
  border-radius: var(--r-full);
  background: rgba(0, 229, 160, 0.07);
  color: var(--txt-1);
  font-size: 0.83rem;
  margin-bottom: 2rem;
}
.hero__badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--mint);
  animation: pulse-dot 2s infinite;
}

.hero__eyebrow {
  font-size: 0.95rem;
  color: var(--txt-2);
  margin-bottom: 0.9rem;
  letter-spacing: 0.04em;
}
.hero__prompt { color: var(--mint); }

.hero__name {
  font-size: clamp(2.9rem, 8.5vw, 5.9rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin-bottom: 1rem;
}
.hero__dot { color: var(--mint); }

.hero__role {
  font-size: clamp(1.25rem, 3.2vw, 1.9rem);
  font-weight: 500;
  color: var(--txt-2);
  letter-spacing: -0.01em;
  margin-bottom: 1.4rem;
  min-height: 1.3em; /* evita saltos mientras escribe */
}
.typing-caret {
  display: inline-block;
  width: 3px;
  height: 1.05em;
  margin-left: 7px;
  vertical-align: -0.15em;
  background: var(--mint);
  animation: blink 1.1s steps(1) infinite;
}

.hero__lead {
  max-width: 560px;
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.1rem;
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2.6rem;
  font-size: 0.82rem;
  color: var(--txt-3);
  letter-spacing: 0.03em;
}
.hero__meta svg { width: 15px; height: 15px; color: var(--mint); flex-shrink: 0; }

/* Indicador de scroll */
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 1.8rem;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  color: var(--txt-3);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: color 0.25s, opacity 0.4s;
}
.hero__scroll:hover { color: var(--mint); }
.hero__scroll-mouse {
  width: 22px; height: 34px;
  border: 1.5px solid currentColor;
  border-radius: var(--r-full);
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.hero__scroll-mouse span {
  width: 3px; height: 7px;
  border-radius: 2px;
  background: currentColor;
  animation: scroll-hint 1.8s ease-in-out infinite;
}
@keyframes scroll-hint {
  0%   { transform: translateY(0); opacity: 1; }
  70%  { transform: translateY(9px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ═══════════════ SOBRE MÍ ═══════════════ */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 760px);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.about__text p { margin-bottom: 1.1rem; max-width: 640px; }

.about__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 1.7rem;
}
.chip--fact { width: 100%; padding: 0.55rem 0.95rem; font-size: 0.8rem; }

/* Marco de foto con esquinas decorativas y sombra desplazada */
.photo-frame {
  position: relative;
  max-width: 300px;
  margin-inline: auto;
  width: 100%;
}
.photo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1.5px solid rgba(0, 229, 160, 0.35);
  border-radius: var(--r-md);
  transform: translate(14px, 14px);
  transition: transform 0.35s var(--ease);
  z-index: -1;
}
.photo-frame:hover::after { transform: translate(8px, 8px); }

.photo-frame__box {
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  overflow: hidden;
  background:
    radial-gradient(120% 100% at 20% 0%, rgba(0, 229, 160, 0.10), transparent 50%),
    radial-gradient(120% 100% at 90% 100%, rgba(34, 211, 238, 0.10), transparent 50%),
    var(--bg-2);
}
.photo-frame__box img { width: 100%; height: 100%; object-fit: cover; }

.photo-frame__placeholder {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.photo-frame__placeholder span {
  font-size: 3.4rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.photo-frame__placeholder small {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--txt-3);
  letter-spacing: 0.12em;
}

.photo-frame__corner {
  position: absolute;
  width: 22px; height: 22px;
  border-color: var(--mint);
  border-style: solid;
  border-width: 0;
}
.photo-frame__corner--tl { top: -9px; left: -9px; border-top-width: 2px; border-left-width: 2px; }
.photo-frame__corner--br { bottom: -9px; right: -9px; border-bottom-width: 2px; border-right-width: 2px; }

/* Terminal decorativa */
.terminal {
  margin-top: clamp(2.5rem, 6vh, 4rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  background: rgba(7, 11, 20, 0.92);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.terminal__bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.1rem;
  background: rgba(13, 21, 38, 0.9);
  border-bottom: 1px solid var(--line);
}
.terminal__dot { width: 11px; height: 11px; border-radius: 50%; background: #3d4c68; }
.terminal__dot:nth-child(1) { background: #ff5f57; }
.terminal__dot:nth-child(2) { background: #febc2e; }
.terminal__dot:nth-child(3) { background: #28c840; }
.terminal__title { margin-left: 0.9rem; font-size: 0.75rem; color: var(--txt-3); letter-spacing: 0.05em; }

.terminal__body { padding: 1.25rem 1.4rem 1.4rem; font-size: 0.88rem; line-height: 1.9; }
.terminal__body p { white-space: pre-wrap; word-break: break-word; }
.t-prompt { color: var(--mint); font-weight: 600; }
.t-out { color: var(--txt-2); }
.t-ok { color: var(--mint); font-weight: 700; }
.t-caret {
  display: inline-block;
  width: 9px; height: 1.05em;
  vertical-align: -0.18em;
  background: var(--mint);
  animation: blink 1.1s steps(1) infinite;
}

/* ═══════════════ EXPERIENCIA ═══════════════ */
.timeline {
  position: relative;
  max-width: 820px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1.5px;
  background: linear-gradient(180deg, var(--mint) 0%, rgba(34, 211, 238, 0.35) 55%, transparent 100%);
}
.tl-item {
  position: relative;
  padding-left: 2.6rem;
  margin-bottom: 2rem;
}
.tl-item:last-child { margin-bottom: 0; }
.tl-item__dot {
  position: absolute;
  left: 0;
  top: 8px;
  width: 15px; height: 15px;
  border-radius: 50%;
  border: 2.5px solid var(--mint);
  background: var(--bg-0);
  box-shadow: 0 0 12px rgba(0, 229, 160, 0.5);
}
.tl-item__card { padding: 1.5rem 1.7rem 1.6rem; }
.tl-item__period { font-size: 0.78rem; color: var(--mint); letter-spacing: 0.06em; margin-bottom: 0.4rem; }
.tl-item__role { font-size: 1.22rem; display: inline; }
.tl-item__company {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--cyan);
  margin: 0.15rem 0 0.9rem;
}
.tl-item__company::before { content: '@ '; color: var(--txt-3); }
.tl-item__list li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
}
.tl-item__list li::before { content: '▹'; position: absolute; left: 0; color: var(--mint); }
.tl-item__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }

/* ═══════════════ PROYECTOS ═══════════════ */
.projects__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}
.fbtn {
  padding: 0.45rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-full);
  background: rgba(14, 22, 38, 0.5);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--txt-2);
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.fbtn:hover { border-color: var(--line-strong); color: var(--txt-1); }
.fbtn.active {
  border-color: rgba(0, 229, 160, 0.55);
  background: rgba(0, 229, 160, 0.10);
  color: var(--mint);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.6rem;
}

.pcard {
  display: flex;
  flex-direction: column;
  cursor: pointer;
}
.pcard:hover { transform: translateY(-5px); }
.pcard:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }
.pcard--featured { grid-column: span 2; }
.pcard.filtered-out { display: none; }

/* Portada generada por CSS: degradado por proyecto (--h = tono HSL)
   + patrón de puntos + glifo grande. Sin imágenes: cámbialo cuando
   tengas capturas reales (ver README). */
.pcard__cover {
  position: relative;
  height: 170px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(rgba(232, 238, 247, 0.13) 1px, transparent 1.5px),
    linear-gradient(135deg, hsla(var(--h, 160), 85%, 55%, 0.22), hsla(calc(var(--h, 160) + 60), 85%, 60%, 0.13)),
    var(--bg-2);
  background-size: 22px 22px, cover, cover;
  overflow: hidden;
}
.pcard--featured .pcard__cover { height: 190px; }
.pcard__glyph {
  font-family: var(--font-mono);
  font-size: 2.7rem;
  font-weight: 700;
  color: hsla(var(--h, 160), 90%, 68%, 0.95);
  text-shadow: 0 0 34px hsla(var(--h, 160), 90%, 60%, 0.65);
  transition: transform 0.35s var(--ease);
}
.pcard:hover .pcard__glyph { transform: scale(1.12) rotate(-3deg); }

.pcard__badge {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  padding: 0.22rem 0.7rem;
  border-radius: var(--r-full);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  backdrop-filter: blur(6px);
}
.pcard__badge--online {
  background: rgba(0, 229, 160, 0.14);
  border: 1px solid rgba(0, 229, 160, 0.45);
  color: var(--mint);
}
.pcard__badge--wip {
  background: rgba(251, 191, 36, 0.10);
  border: 1px solid rgba(251, 191, 36, 0.4);
  color: var(--warn);
}

.pcard__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.3rem 1.45rem 1.45rem;
  gap: 0.65rem;
}
.pcard__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  font-size: 1.18rem;
  transition: color 0.25s;
}
.pcard:hover .pcard__title { color: var(--mint); }
.pcard__title svg { width: 17px; height: 17px; color: var(--txt-3); flex-shrink: 0; }
.pcard__desc { font-size: 0.94rem; flex: 1; }
.pcard__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--txt-3);
  letter-spacing: 0.03em;
}
.pcard__links { display: flex; gap: 0.4rem; margin-top: 0.2rem; }
.pcard__links a {
  display: inline-flex;
  padding: 0.45rem;
  border-radius: var(--r-sm);
  color: var(--txt-2);
  transition: color 0.2s, background 0.2s;
}
.pcard__links a:hover { color: var(--mint); background: rgba(0, 229, 160, 0.08); }
.pcard__links svg { width: 17px; height: 17px; }

.projects__note {
  margin-top: 2.6rem;
  font-size: 0.85rem;
  color: var(--txt-3);
  text-align: center;
}
.projects__note a { color: var(--mint); }
.projects__note a:hover { text-decoration: underline; }

/* ═══════════════ STACK & HABILIDADES ═══════════════ */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.4rem;
}
.skill-group { padding: 1.5rem 1.6rem 1.6rem; }
.skill-group__head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}
.skill-group__head svg { width: 21px; height: 21px; color: var(--mint); flex-shrink: 0; }
.skill-group__head h3 { font-size: 1.05rem; }
.skill-group__chips { display: flex; flex-wrap: wrap; gap: 0.55rem; }

/* ═══════════════ FORMACIÓN ═══════════════ */
.edu__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}
.edu-card { padding: 1.45rem 1.6rem; }
.edu-card__period { font-size: 0.78rem; color: var(--mint); letter-spacing: 0.06em; }
.edu-card h3 { font-size: 1.05rem; line-height: 1.4; margin: 0.4rem 0 0.45rem; }
.edu-card__school { font-family: var(--font-mono); font-size: 0.82rem; color: var(--txt-3); }

.edu__langs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  margin-top: 2rem;
}
.edu__langs-label { font-size: 0.8rem; color: var(--txt-3); letter-spacing: 0.08em; }

/* ═══════════════ CONTACTO ═══════════════ */
.section--contact { padding-bottom: clamp(6rem, 14vh, 10rem); }
.contact__box {
  max-width: 660px;
  margin-inline: auto;
  text-align: center;
}
.contact__kicker { color: var(--mint); font-size: 0.88rem; margin-bottom: 1rem; }
.contact__title { font-size: clamp(2rem, 5.5vw, 3.1rem); margin-bottom: 1.3rem; }
.contact__text { margin-bottom: 2.4rem; }
.contact__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.contact__note { margin-top: 2.6rem; font-size: 0.78rem; color: var(--txt-3); letter-spacing: 0.04em; }

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 960px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__visual { order: -1; }
  .photo-frame { max-width: 250px; }
  .pcard--featured { grid-column: span 1; }
}

@media (max-width: 700px) {
  .edu__grid { grid-template-columns: 1fr; }
  .hero__scroll { display: none; }
  .terminal__body { font-size: 0.8rem; }
}

@media (max-width: 520px) {
  .about__facts { grid-template-columns: 1fr; }
  .hero__cta .btn { flex: 1; justify-content: center; }
  .contact__actions { flex-direction: column; align-items: stretch; }
  .contact__actions .btn { justify-content: center; }
  .projects__grid { grid-template-columns: 1fr; }
}