/* ==========================================
   PROYECTOS — Diseño premium (portafolio industrial)
   Archivo: proyectos.css
   Requiere: style.css (global)
   ========================================== */

:root{
  --p-bg: #0b0f14;
  --p-ink: #e9eef5;
  --p-muted: rgba(233,238,245,.72);
  --p-line: rgba(233,238,245,.16);
  --p-soft: rgba(233,238,245,.10);
  --p-glow: rgba(233,238,245,.08);

  --p-radius: 18px;
  --p-radius-sm: 14px;
  --p-shadow: 0 24px 70px rgba(0,0,0,.42);
  --p-shadow-soft: 0 18px 50px rgba(0,0,0,.32);
}

/* ===== Scope SOLO en Proyectos ===== */
body.proyectos-page{
  background: var(--p-bg);
  color: var(--p-ink);
}

/* Evita “franjas” si style.css mete backgrounds */
body.proyectos-page main{
  background: transparent;
}

/* Container general */
body.proyectos-page .projects-inner{
  max-width: 1180px;
}

/* ==========================================
   Header (más “case studies”)
   ========================================== */
body.proyectos-page .projects-header{
  padding: 74px 0 22px;
  border-bottom: 1px solid var(--p-line);
  position: relative;
}

body.proyectos-page .projects-header::after{
  content:"";
  position:absolute;
  left:0; right:0;
  bottom:-10px;
  height:1px;
  background: rgba(233,238,245,.08);
}

body.proyectos-page .projects-header h1,
body.proyectos-page .projects-header h2{
  margin: 0;
  color: var(--p-ink);
  letter-spacing: .10em;
  text-transform: uppercase;
  font-weight: 900;
  font-size: clamp(2.1rem, 4.8vw, 3.3rem);
  line-height: 1.03;
}

body.proyectos-page .projects-header p{
  margin: 16px 0 0;
  max-width: 85ch;
  color: var(--p-muted);
  line-height: 1.75;
  font-size: 1.05rem;
}

/* ==========================================
   Grid (más sólido)
   ========================================== */
body.proyectos-page .projects-grid{
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

/* ==========================================
   Cards (premium + overlays)
   ========================================== */
body.proyectos-page .project-card{
  grid-column: span 6;
  border: 1px solid var(--p-line);
  border-radius: var(--p-radius);
  overflow: hidden;
  padding: 16px;
  position: relative;
  box-shadow: var(--p-shadow-soft);
  transform: translateZ(0);
  background:
    radial-gradient(900px 340px at 15% 0%, rgba(233,238,245,.09), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.028));
  transition:
    transform .32s ease,
    box-shadow .32s ease,
    border-color .32s ease;
}

/* Overlay sutil para profundidad */
body.proyectos-page .project-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(700px 240px at 70% 0%, rgba(233,238,245,.05), transparent 60%),
    linear-gradient(180deg, transparent, rgba(0,0,0,.18));
  opacity: .85;
  pointer-events: none;
}

/* Glow hover */
body.proyectos-page .project-card::before{
  content:"";
  position:absolute;
  inset:-2px;
  border-radius: calc(var(--p-radius) + 2px);
  background: radial-gradient(620px 260px at 25% 0%, var(--p-glow), transparent 60%);
  opacity: 0;
  transition: opacity .35s ease;
  pointer-events: none;
}

body.proyectos-page .project-card:hover{
  transform: translateY(-6px);
  border-color: rgba(233,238,245,.28);
  box-shadow: var(--p-shadow);
}

body.proyectos-page .project-card:hover::before{
  opacity: 1;
}

/* Hero projects */
body.proyectos-page .project-card:nth-child(1),
body.proyectos-page .project-card:nth-child(6),
body.proyectos-page .project-card:nth-child(7){
  grid-column: span 12;
  padding: 18px;
}

/* ===== REVEAL SEGURO (NO se desaparece si JS falla) ===== */
/* Por defecto SIEMPRE visible */
body.proyectos-page .project-card{
  opacity: 1;
}

/* SOLO si JS está activo, inicia oculto y revela */
html.js body.proyectos-page .project-card{
  opacity: 0;
  transform: translateY(18px) scale(.985);
  transition:
    opacity .65s ease,
    transform .65s ease,
    box-shadow .32s ease,
    border-color .32s ease;
}

html.js body.proyectos-page .project-card.is-inview{
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ==========================================
   Galería
   ========================================== */
body.proyectos-page .project-image{
  margin: 0 0 14px;
  position: relative;
  z-index: 1; /* encima del overlay */
}

body.proyectos-page .project-gallery{
  position: relative;
  border-radius: var(--p-radius-sm);
  overflow: hidden;
  border: 1px solid rgba(233,238,245,.14);
  background: rgba(255,255,255,.03);
}

/* Track */
body.proyectos-page .project-gallery-track{
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 10px;
  -webkit-overflow-scrolling: touch;
}

body.proyectos-page .project-gallery-track::-webkit-scrollbar{ height: 8px; }
body.proyectos-page .project-gallery-track::-webkit-scrollbar-thumb{
  background: rgba(233,238,245,.14);
  border-radius: 999px;
}

body.proyectos-page .project-gallery-track img{
  width: min(560px, 88%);
  height: 290px;
  object-fit: cover;
  border-radius: 12px;
  scroll-snap-align: start;
  border: 1px solid rgba(233,238,245,.12);
  filter: contrast(1.02) saturate(1.03);
  transform: translateZ(0);
  transition: transform .45s ease, filter .45s ease;
}

body.proyectos-page .project-card:hover .project-gallery-track img{
  filter: contrast(1.06) saturate(1.06);
}

/* ==========================================
   Flechas slider (más pro + accesible)
   ========================================== */
body.proyectos-page .proj-arrow{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid rgba(233,238,245,.24);
  background: rgba(10,12,16,.62);
  color: var(--p-ink);
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 3;
  backdrop-filter: blur(10px);
  transition: transform .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
  opacity: .92;
  user-select: none;
}

body.proyectos-page .proj-arrow.left{ left: 10px; }
body.proyectos-page .proj-arrow.right{ right: 10px; }

body.proyectos-page .proj-arrow:hover{
  background: rgba(10,12,16,.82);
  border-color: rgba(233,238,245,.40);
  transform: translateY(-50%) scale(1.06);
}

body.proyectos-page .proj-arrow:active{
  transform: translateY(-50%) scale(.98);
}

/* Si el JS detecta que no hay overflow, oculta flechas */
body.proyectos-page .project-gallery.no-arrows .proj-arrow{
  opacity: 0 !important;
  pointer-events: none !important;
}

/* Focus accesible */
body.proyectos-page .proj-arrow:focus-visible{
  outline: 2px solid rgba(233,238,245,.55);
  outline-offset: 2px;
}

/* ==========================================
   Texto del card (jerarquía + legibilidad)
   ========================================== */
body.proyectos-page .project-card h3,
body.proyectos-page .project-card p{
  position: relative;
  z-index: 1; /* encima del overlay */
}

body.proyectos-page .project-card h3{
  margin: 10px 6px 10px;
  color: var(--p-ink);
  font-weight: 900;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: 1.03rem;
  line-height: 1.25;
}

body.proyectos-page .project-card p{
  margin: 0 6px 12px;
  color: var(--p-muted);
  line-height: 1.8;
  font-size: 1.0rem;
}

/* Ajuste para cards grandes */
body.proyectos-page .project-card:nth-child(1) h3,
body.proyectos-page .project-card:nth-child(6) h3,
body.proyectos-page .project-card:nth-child(7) h3{
  font-size: 1.16rem;
}

/* ==========================================
   Reduced motion
   ========================================== */
@media (prefers-reduced-motion: reduce){
  html.js body.proyectos-page .project-card{
    opacity: 1;
    transform: none;
    transition: none;
  }
  body.proyectos-page .project-gallery-track{
    scroll-behavior: auto;
  }
  body.proyectos-page .project-card:hover{
    transform: none;
  }
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 1100px){
  body.proyectos-page .project-gallery-track img{
    height: 265px;
  }
}

@media (max-width: 900px){
  body.proyectos-page .projects-header{
    padding-top: 56px;
  }

  body.proyectos-page .project-card{
    grid-column: span 12;
  }

  body.proyectos-page .project-gallery-track img{
    width: 92%;
    height: 240px;
  }
}

@media (max-width: 560px){
  body.proyectos-page .projects-grid{
    gap: 14px;
  }

  body.proyectos-page .project-card{
    border-radius: 16px;
    padding: 14px;
  }

  body.proyectos-page .project-gallery-track{
    padding: 8px;
  }

  body.proyectos-page .project-gallery-track img{
    height: 210px;
  }

  body.proyectos-page .proj-arrow{
    width: 38px;
    height: 38px;
  }
}