/* ==========================================================
   layout.css — estructura de página
   ========================================================== */

.container {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

/* ---------- Fondo con manchas ---------- */
.backdrop {
  position: absolute;
  inset: 0 0 auto 0;
  height: 1100px;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.32;
}

.blob--1 {
  width: 520px;
  height: 520px;
  top: -160px;
  right: -120px;
  background: var(--a2);
}

.blob--2 {
  width: 440px;
  height: 440px;
  top: 260px;
  left: -180px;
  background: var(--a1);
}

.blob--3 {
  width: 300px;
  height: 300px;
  top: 520px;
  right: 18%;
  background: #60a5fa;
  opacity: 0.18;
}

/* ---------- Navegación ---------- */
.progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 60;
  background: var(--grad);
  transform-origin: 0 50%;
  transform: scaleX(var(--progress, 0));
}

.nav {
  position: fixed;
  top: 14px;
  left: 50%;
  z-index: 50;
  width: min(100% - 28px, var(--max));
  transform: translateX(-50%);
}

.nav__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--nav-h);
  padding: 0 10px 0 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--glass);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s var(--ease);
}

.nav.is-scrolled .nav__bar {
  box-shadow: var(--shadow-hover);
}

.logo {
  font-family: var(--mono);
  font-size: 0.98rem;
  font-weight: 500;
  white-space: nowrap;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  padding: 8px 14px;
  border-radius: var(--r-pill);
  font-size: 0.9rem;
  color: var(--muted);
  transition: color 0.2s, background-color 0.2s;
}

.nav__link:hover {
  color: var(--ink);
  background: rgba(99, 102, 241, 0.06);
}

.nav__link.is-active {
  color: var(--a-ink);
  background: var(--a-soft);
}

.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.nav__toggle .icon {
  margin: auto;
  width: 22px;
  height: 22px;
}

/* ---------- Hero ---------- */
.hero {
  padding: calc(var(--nav-h) + 110px) 0 90px;
  text-align: center;
}

.hero__role {
  margin-top: 18px;
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  font-weight: 500;
  color: var(--ink-soft);
}

.hero__lead {
  max-width: 600px;
  margin: 14px auto 0;
  font-size: 1.04rem;
  color: var(--muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 22px;
  margin-top: 28px;
  font-size: 0.9rem;
  color: var(--muted);
}

/* ---------- Secciones ---------- */
.section {
  padding: 72px 0;
}

.section__head {
  max-width: 640px;
  margin-bottom: 32px;
}

.section__path {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--a1);
}

.section__intro {
  margin-top: 10px;
  color: var(--muted);
}

/* Bento "sobre mí" */
.bento {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}

.bento__about {
  grid-column: span 4;
}

.bento__place,
.bento__study,
.bento__cert,
.bento__langs {
  grid-column: span 2;
}

.bento__langs {
  grid-column: span 2;
}

/* Experiencia */
.exp {
  max-width: 820px;
}

/* Proyectos */
.projects {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

/* Habilidades */
.skills {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

/* Formación */
.edu {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.subhead {
  margin-bottom: 18px;
  font-size: 1.15rem;
}

.certs {
  display: grid;
  gap: 14px;
}

/* Contacto */
.footer {
  padding: 40px 0 48px;
  font-size: 0.88rem;
  color: var(--muted);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.footer a:hover {
  color: var(--ink);
}

/* Páginas interiores (contacto, gracias, 404) */
.page {
  padding: calc(var(--nav-h) + 90px) 0 80px;
}

.page__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  margin-top: 36px;
}

.page--center {
  min-height: 80vh;
  display: grid;
  place-items: center;
  text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .bento__about {
    grid-column: span 6;
  }

  .bento__place,
  .bento__study,
  .bento__cert,
  .bento__langs {
    grid-column: span 3;
  }

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

  .edu,
  .page__grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 760px) {
  .nav__toggle {
    display: grid;
  }

  .nav__links {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-hover);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  }

  .nav.is-open .nav__links {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav__link {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .nav__links .btn {
    margin-top: 6px;
    justify-content: center;
  }

  .projects,
  .skills {
    grid-template-columns: minmax(0, 1fr);
  }

  .bento__place,
  .bento__study,
  .bento__cert,
  .bento__langs {
    grid-column: span 6;
  }

  .hero {
    padding-top: calc(var(--nav-h) + 80px);
  }

  .section {
    padding: 56px 0;
  }
}

.h1--page {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
}

.page--center .section__intro {
  max-width: 480px;
  margin-inline: auto;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}