/* ============================================
   PIRIGÜA — Design tokens
   Paleta oficial de marca
   ============================================ */
:root{
  --ink:          #22282a;   /* fondo oscuro (grafito profundo) */
  --graphite:     #3e4348;   /* texto técnico, líneas, iconografía */
  --paper:        #f4f8f5;   /* fondo claro (verde suave desaturado) */
  --paper-2:      #e7efe9;
  --green-deep:   #1f6f50;   /* verde corporativo — color de marca (70%) */
  --green-sec:    #3b8c68;   /* verde secundario, degradados y hover */
  --green-soft:   #a8d5ba;   /* verde suave — fondos, infografías */
  --amber:        #ffcd11;   /* amarillo acento — CTA, etiquetas (10-15%) */
  --white:        #ffffff;

  --font-display: 'Manrope', sans-serif;
  --font-body:    'Manrope', sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --ease: cubic-bezier(.16,.84,.32,1);
  --nav-h: 76px;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; scroll-padding-top: var(--nav-h); }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.01ms !important; transition-duration:.01ms !important; }
}

body{
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }

/* Protección básica contra copia de imágenes — disuasorio, no infalible.
   Evita arrastrar/soltar y la selección visual de <img>; el clic-derecho se
   bloquea en script.js. No existe forma de impedir una captura de pantalla
   desde una página web. */
img{
  -webkit-user-drag:none; -khtml-user-drag:none; -moz-user-drag:none; -o-user-drag:none; user-drag:none;
  -webkit-touch-callout:none;
  -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; user-select:none;
}
a{ color:inherit; text-decoration:none; }

::selection{ background: var(--green-deep); color:var(--white); }

/* ---------- scroll progress ---------- */
.scroll-progress{
  position:fixed; top:0; left:0; height:3px; width:0%;
  background: linear-gradient(90deg, var(--green-sec), var(--amber));
  z-index:1000;
  transition: width .1s linear;
}

/* ---------- NAV ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:900;
  height: var(--nav-h);
  display:flex; align-items:center; justify-content:space-between;
  padding: 0 clamp(20px,5vw,56px);
  background: rgba(238,241,236,0.7);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(20,32,26,0.06);
  transition: transform .4s var(--ease), background .3s;
}
.nav-brand{ display:flex; flex-direction:row; align-items:center; gap:10px; height:100%; overflow:visible; }
.nav-logo-icon{ align-self:flex-start; height:112px; width:auto; display:block; position:relative; z-index:2; }
.nav-logo-text{ height:42px; width:auto; display:block; position:relative; z-index:2; }
.nav-links{ display:flex; gap:clamp(16px,2.5vw,36px); font-size:.92rem; }
.nav-links a{ position:relative; padding:6px 0; opacity:.8; transition:opacity .2s; }
.nav-links a:hover{ opacity:1; }
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:0; height:1px; width:0;
  background:var(--green-deep); transition: width .3s var(--ease);
}
.nav-links a:hover::after{ width:100%; }
.nav-cta{
  font-size:.85rem; font-weight:600; padding:9px 18px; border-radius:999px;
  background:var(--ink); color:var(--paper); white-space:nowrap;
  transition: transform .25s var(--ease), background .25s;
}
.nav-cta:hover{ background:var(--amber); color:var(--ink); transform:translateY(-1px); }
.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span{ width:22px; height:2px; background:var(--ink); display:block; }

.mobile-menu{
  position:fixed; top:var(--nav-h); left:0; right:0; z-index:850;
  background:var(--paper); border-bottom:1px solid rgba(20,32,26,0.08);
  display:flex; flex-direction:column; padding:8px clamp(20px,5vw,56px) 20px;
  transform: translateY(-8px); opacity:0; pointer-events:none;
  transition: transform .3s var(--ease), opacity .3s;
}
.mobile-menu.open{ transform:translateY(0); opacity:1; pointer-events:auto; }
.mobile-menu a{ padding:14px 0; font-size:1.05rem; border-bottom:1px solid rgba(20,32,26,0.06); }

/* ---------- HERO ---------- */
.hero{
  position:relative; min-height:100svh; display:flex; flex-direction:column;
  align-items:flex-start; justify-content:center;
  padding: calc(var(--nav-h) + 40px) clamp(20px,6vw,80px) 80px;
  color: var(--paper);
  overflow:hidden;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-facade{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  filter: saturate(.9) brightness(.62);
}
.hero-scrim{
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(20,30,24,.55) 0%, rgba(16,24,19,.72) 55%, rgba(13,20,16,.88) 100%);
}
.hero-content{ position:relative; z-index:2; max-width:920px; }
.eyebrow{
  font-family:var(--font-mono); font-size:.85rem; letter-spacing:.08em;
  color: var(--green-soft); margin-bottom:22px; text-transform:uppercase;
}
.hero-title{
  font-family:var(--font-display); font-weight:700;
  font-size: clamp(2.4rem, 6.5vw, 5.2rem); line-height:1.22; letter-spacing:-0.01em;
}
.reveal-line{ display:block; overflow:hidden; padding-bottom:0.12em; margin-bottom:-0.12em; }
.reveal-line span{ display:block; transform:translateY(110%); transition: transform .9s var(--ease); padding-bottom:0.05em; }
.hero.in-view .reveal-line span{ transform:translateY(0); }
.reveal-line:nth-child(2) span{ transition-delay:.08s; }

.hero-sub{
  margin-top:28px; max-width:560px; font-size:clamp(1.02rem,1.6vw,1.2rem);
  color: rgba(238,241,236,.85); line-height:1.6;
}
.hero-actions{ margin-top:40px; display:flex; gap:16px; flex-wrap:wrap; }

.scroll-cue{
  position:absolute; bottom:34px; left:clamp(20px,6vw,80px); z-index:2;
  display:flex; align-items:center; gap:12px;
  font-family:var(--font-mono); font-size:.75rem; letter-spacing:.1em; text-transform:uppercase;
  color: rgba(238,241,236,.6);
}
.scroll-cue-line{ width:1px; height:40px; background:rgba(238,241,236,.3); position:relative; }
.scroll-cue-dot{
  position:absolute; top:0; left:-2px; width:5px; height:5px; border-radius:50%;
  background:var(--amber); animation: cue 2.2s ease-in-out infinite;
}
@keyframes cue{
  0%{ top:0; opacity:0; } 15%{ opacity:1; } 85%{ opacity:1; } 100%{ top:100%; opacity:0; }
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:15px 30px; border-radius:999px; font-weight:600; font-size:.95rem;
  transition: transform .25s var(--ease), background .25s, color .25s, border-color .25s;
}
.btn-primary{ background:var(--amber); color:var(--ink); }
.btn-primary:hover{ background:var(--white); transform:translateY(-2px); }
.btn-ghost{ border:1px solid rgba(238,241,236,.35); color:var(--paper); }
.btn-ghost:hover{ border-color:var(--paper); transform:translateY(-2px); }
.btn-large{ margin-top:48px; }

/* ---------- Sections (shared) ---------- */
.section{ padding: clamp(90px,12vw,150px) clamp(20px,6vw,80px); }
.section-dark{ background:var(--ink); color:var(--paper); }
.section-dark .tag{ color:var(--amber); }
.section-inner{ max-width:1240px; margin:0 auto; }
.section-head{ max-width:760px; margin-bottom:clamp(40px,6vw,72px); }
.tag{
  font-family:var(--font-mono); font-size:.8rem; letter-spacing:.08em;
  text-transform:uppercase; color:var(--green-deep); margin-bottom:16px; display:block;
}
.section h2{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(1.9rem,4vw,3rem); line-height:1.12; letter-spacing:-0.01em;
}
.section-note{ margin-top:18px; font-size:1.05rem; opacity:.75; max-width:52ch; }

/* reveal-on-scroll (generic elements) */
.reveal{ opacity:0; transform:translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible{ opacity:1; transform:translateY(0); }

/* ---------- NOSOTROS ---------- */
.about-grid{
  display:grid; grid-template-columns: 1.1fr .9fr; gap:clamp(30px,5vw,64px);
  align-items:start; padding-bottom:clamp(50px,6vw,80px);
  border-bottom:1px solid rgba(20,32,26,0.1);
}
.about-text{ font-size:clamp(1.05rem,1.6vw,1.25rem); line-height:1.65; }
.stat-grid{ display:grid; grid-template-columns:1fr 1fr; gap:28px 20px; }
.stat{ border-left:2px solid var(--green-deep); padding-left:16px; }
.stat-num{ display:block; font-family:var(--font-display); font-weight:700; font-size:clamp(1.6rem,3vw,2.2rem); }
.stat-label{ display:block; font-size:.85rem; opacity:.65; margin-top:4px; }

.pillars{
  margin-top:clamp(50px,6vw,80px); display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background: rgba(20,32,26,0.1);
}
.pillars-4{ grid-template-columns:repeat(4,1fr); }
.pillar{ background:var(--paper); padding:clamp(28px,3vw,40px) clamp(24px,3vw,32px); }
.pillar-code{ font-family:var(--font-mono); font-size:.8rem; color:var(--graphite); opacity:.7; }
.pillar h3{ font-family:var(--font-display); font-size:1.35rem; font-weight:700; margin:14px 0 12px; }
.pillar p{ font-size:.98rem; line-height:1.55; opacity:.75; }

/* ---------- PRODUCTOS ---------- */
.product-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:clamp(16px,2vw,24px);
}
.product-img{
  aspect-ratio: 4/5; overflow:hidden; border-radius:14px; background:#1c2b22;
}
.product-img img{ width:100%; height:100%; object-fit:cover; transition: transform .6s var(--ease); }
.product-card:hover .product-img img{ transform: scale(1.06); }
.product-card figcaption{ display:flex; flex-direction:column; gap:4px; margin-top:14px; }
.product-card .code{ font-family:var(--font-mono); font-size:.75rem; color:var(--amber); letter-spacing:.05em; }
.product-card .name{ font-size:.95rem; opacity:.85; }

.catalog-download{
  margin-top:clamp(30px,4vw,48px); display:flex; flex-direction:column; gap:6px;
  border-radius:14px; padding:clamp(24px,3vw,32px); border:1px solid rgba(238,241,236,.15);
  background: linear-gradient(135deg, rgba(255,205,17,.08), rgba(255,205,17,0));
  transition: border-color .25s, transform .25s var(--ease);
}
.catalog-download:hover{ border-color:var(--amber); transform:translateY(-2px); }
.catalog-download-label{ font-family:var(--font-mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color:var(--amber); }
.catalog-download-title{ font-family:var(--font-display); font-weight:700; font-size:1.2rem; }
.catalog-download-note{ font-size:.9rem; opacity:.65; max-width:60ch; }
.product-note{ margin-top:24px; font-size:.95rem; opacity:.6; max-width:56ch; }

/* ---------- FABRICA ---------- */
.fabrica-grid{ display:grid; grid-template-columns: .85fr 1.15fr; gap:clamp(40px,6vw,72px); align-items:center; }
.fabrica-text{ position:relative; z-index:2; }
.fabrica-text h2{ margin-bottom:22px; }
.fabrica-text p{ font-size:1.05rem; line-height:1.65; opacity:.8; max-width:48ch; }
.fabrica-stats{ margin-top:36px; display:flex; flex-direction:column; gap:18px; }
.fabrica-stats div{ display:flex; justify-content:space-between; border-top:1px solid rgba(20,32,26,0.12); padding-top:14px; }
.fabrica-stats strong{ font-family:var(--font-display); font-weight:700; font-size:1rem; }
.fabrica-stats span{ font-size:.9rem; opacity:.6; }
.fabrica-photos{ position:relative; }
.fabrica-photo{ border-radius:16px; overflow:hidden; box-shadow:0 30px 60px -20px rgba(20,32,26,0.35); }
.fabrica-photo img{ width:100%; height:100%; object-fit:cover; }
.fabrica-photo-offset{ width:62%; margin-top:-14%; margin-left:auto; border:6px solid var(--paper); position:relative; z-index:2; }

.fabrica-pano{
  width:100vw; max-width:100vw;
  position:relative; left:50%; right:50%; margin-left:-50vw; margin-right:-50vw;
  margin-top:clamp(-280px,-18vw,-160px);
  overflow:hidden; box-shadow:0 30px 60px -24px rgba(20,32,26,0.35); z-index:1;
}
.fabrica-pano img{ width:100%; height:auto; display:block; aspect-ratio:21/9; object-fit:cover; }
@media (max-width: 720px){
  .fabrica-pano{ margin-top:28px; }
  .fabrica-pano img{ aspect-ratio:16/10; }
}

/* ---------- UBICACION ---------- */
.map-wrap{ border-radius:16px; overflow:hidden; aspect-ratio:16/8; border:1px solid rgba(238,241,236,.15); }
.map-wrap iframe{ width:100%; height:100%; border:0; filter: grayscale(.15) contrast(1.05); }
.map-link{
  display:inline-block; margin-top:20px; font-size:.95rem; font-weight:600;
  color:var(--amber); border-bottom:1px solid currentColor; padding-bottom:2px;
  transition: opacity .2s;
}
.map-link:hover{ opacity:.75; }

/* ---------- CONTACTO ---------- */
.contact-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(30px,4vw,50px);
  padding-bottom:clamp(40px,5vw,60px); border-bottom:1px solid rgba(20,32,26,0.1);
}
.contact-col h3{ font-family:var(--font-display); font-size:1.1rem; font-weight:700; margin-bottom:18px; }
.contact-line{
  display:flex; flex-direction:column; gap:2px; padding:14px 0;
  border-top:1px solid rgba(20,32,26,0.1); transition: padding-left .25s var(--ease), color .25s;
}
.contact-line:hover{ padding-left:8px; color:var(--green-deep); }
.contact-label{ font-family:var(--font-mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.06em; opacity:.55; }
.address{ font-size:1rem; line-height:1.7; opacity:.85; }
.social-pending{ font-size:.95rem; line-height:1.6; opacity:.65; max-width:32ch; }

/* ---------- FOOTER ---------- */
.footer{
  background:var(--ink); color:rgba(238,241,236,.6);
  padding:56px clamp(20px,6vw,80px) 40px; text-align:center;
  display:flex; flex-direction:column; align-items:center; gap:14px;
}
.footer-logo{ height:34px; width:auto; opacity:.9; filter:brightness(0) invert(1); }
.footer p{ font-size:.9rem; }
.footer-fine{ font-size:.78rem; opacity:.6; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 980px){
  .nav-links{ display:none; }
  .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .about-grid{ grid-template-columns:1fr; }
  .pillars{ grid-template-columns:1fr; }
  .pillars-4{ grid-template-columns:1fr 1fr; }
  .product-grid{ grid-template-columns:repeat(2,1fr); }
  .fabrica-grid{ grid-template-columns:1fr; }
  .fabrica-photos{ margin-top:20px; }
  .contact-grid{ grid-template-columns:1fr; }
}

@media (max-width: 560px){
  .pillars-4{ grid-template-columns:1fr; }
  .product-grid{ grid-template-columns:1fr 1fr; gap:12px; }
  .hero-actions{ flex-direction:column; align-items:flex-start; }
  .btn{ width:100%; }
}