/* ==========================================================================
   MASIG v3 — Design tokens: brutalist / hazard-signage system
   ========================================================================== */
:root{
  --ink:      #141412;
  --steel:    #55554F;
  --paper:    #EDECE6;
  --paper-2:  #E2E1D9;
  --white:    #FFFFFF;
  --yellow:   #F4C400;
  --yellow-deep: #C79A00;
  --line:     #141412;

  --font-display: 'Archivo Black', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --wrap: 1180px;
  --ease: cubic-bezier(.65,0,.35,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ margin:0; font-family: var(--font-display); font-weight:400; text-transform:uppercase; letter-spacing: -.01em; }
p{ margin:0 0 1em; }
p:last-child{ margin-bottom:0; }
.mono{ font-family: var(--font-mono); }

.wrap{ max-width: var(--wrap); margin:0 auto; padding: 0 32px; }

:focus-visible{ outline: 3px solid var(--yellow); outline-offset: 2px; }

/* ==========================================================================
   Duotone photo treatment (signature device)
   ========================================================================== */
.duotone{ position:relative; overflow:hidden; }
.duotone img{
  filter: grayscale(1) contrast(1.15) brightness(.92);
  transition: filter .5s var(--ease), transform .6s var(--ease);
}
.duotone::after{
  content:''; position:absolute; inset:0;
  background: var(--yellow); mix-blend-mode: multiply; opacity: .3;
  transition: opacity .5s var(--ease);
  pointer-events: none;
}
.duotone:hover img{ filter: grayscale(0) contrast(1.02) brightness(1); transform: scale(1.04); }
.duotone:hover::after{ opacity: 0; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  font-family: var(--font-display); font-weight:400;
  font-size: .92rem; text-transform: uppercase; letter-spacing:.01em;
  padding: 1em 2em;
  border: 2.5px solid var(--ink);
  cursor:pointer;
  transition: transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.btn--solid{ background: var(--ink); color: var(--white); }
.btn--solid:hover{ background: var(--yellow); color: var(--ink); border-color: var(--ink); transform: translate(-3px,-3px); box-shadow: 4px 4px 0 var(--ink); }
.btn--line{ background: transparent; color: var(--ink); }
.btn--line:hover{ background: var(--ink); color: var(--white); transform: translate(-3px,-3px); box-shadow: 4px 4px 0 var(--yellow); }
.section--ink .btn--line{ border-color: var(--white); color: var(--white); }
.section--ink .btn--line:hover{ background: var(--white); color: var(--ink); }
.btn--wide{ width:100%; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position: fixed; inset:0 0 auto 0; z-index: 500;
  background: var(--paper);
  border-bottom: 3px solid var(--ink);
  padding: 16px 0;
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand-logo{ height: 38px; width:auto; }

.main-nav{ display:flex; align-items:center; gap: 28px; }
.main-nav a{
  font-family: var(--font-body); font-weight:600; font-size: .88rem;
  text-transform: uppercase; letter-spacing:.02em;
  position: relative; padding-bottom: 3px;
}
.main-nav a:not(.nav-cta)::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:3px; background: var(--yellow);
  transition: width .2s var(--ease);
}
.main-nav a:not(.nav-cta):hover::after{ width:100%; }
.nav-cta{
  background: var(--ink); color: var(--white); border:2.5px solid var(--ink);
  padding: .55em 1.2em; transition: background .2s var(--ease), color .2s var(--ease);
}
.nav-cta:hover{ background: var(--yellow); color: var(--ink); }

.nav-toggle{ display:none; flex-direction:column; gap:6px; background:none; border:0; cursor:pointer; padding:6px; }
.nav-toggle span{ width:24px; height:3px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s var(--ease); }

/* ==========================================================================
   Hazard stripe divider (signature device)
   ========================================================================== */
.hazard-bar{
  height: 16px;
  background: repeating-linear-gradient(135deg, var(--ink) 0 18px, var(--yellow) 18px 36px);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{ position:relative; padding: 148px 0 70px; overflow:hidden; }
.stencil-num{
  position:absolute; top: 40px; right: -.05em;
  font-family: var(--font-display); font-size: clamp(7rem, 18vw, 15rem);
  color: var(--ink); opacity: .045; line-height:1; pointer-events:none;
  user-select:none;
}
.stencil-num--light{ color: var(--white); opacity:.06; }

.hero-grid{ position:relative; display:grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items:center; }
.tag{
  display:inline-flex; font-family: var(--font-mono); font-size: .72rem;
  text-transform:uppercase; letter-spacing:.04em; color: var(--ink);
  border: 1.5px solid var(--ink); padding: .5em .9em; margin-bottom: 22px;
}
.tag--light{ color: var(--white); border-color: rgba(255,255,255,.5); }

.hero-title{ font-size: clamp(3.2rem, 8vw, 6.4rem); line-height:.92; margin-bottom: 24px; }
.dot{ color: var(--yellow-deep); -webkit-text-stroke: 1px var(--ink); }
.hero-lede{ font-size: clamp(1rem, 1.6vw, 1.15rem); color: var(--steel); max-width: 42ch; margin-bottom: 32px; }
.hero-actions{ display:flex; gap: 16px; flex-wrap:wrap; }

.hero-photo{ border: 3px solid var(--ink); aspect-ratio: 4/5; }
.hero-photo img{ width:100%; height:100%; object-fit:cover; }
.tab-corner{
  position:absolute; top:-3px; right: 34px; width: 46px; height: 60px;
  background: var(--yellow); border: 3px solid var(--ink); border-top:0;
  clip-path: polygon(0 0, 100% 0, 100% 75%, 50% 100%, 0 75%);
  z-index:2;
}

/* ==========================================================================
   Stats row
   ========================================================================== */
.stats-row{ background: var(--paper-2); border-bottom: 3px solid var(--ink); padding: 0; }
.stats-grid{ display:grid; grid-template-columns: repeat(4,1fr); }
.stat-tag{ position:relative; padding: 30px 22px 26px; border-right: 2px solid var(--ink); }
.stat-tag:last-child{ border-right:0; }
.stat-index{
  position:absolute; top:14px; left:14px;
  background: var(--yellow); border: 2px solid var(--ink);
  font-family: var(--font-mono); font-size: .68rem; font-weight:700;
  padding: 2px 6px;
}
.stat-value{ display:block; font-family: var(--font-display); font-size: 2.4rem; margin-top: 26px; }
.stat-value--sm{ font-size: 1.5rem; }
.stat-plus{ font-family: var(--font-display); font-size: 1.5rem; color: var(--yellow-deep); -webkit-text-stroke: .5px var(--ink); }
.stat-label{ display:block; font-family: var(--font-mono); font-size: .72rem; text-transform:uppercase; color: var(--steel); margin-top: 8px; }

/* ==========================================================================
   Sections — shared
   ========================================================================== */
.section{ position:relative; padding: 100px 0; overflow:hidden; }
.section--tight{ padding: 90px 0; }
.section--ink{ background: var(--ink); color: rgba(255,255,255,.78); }
.section--ink p{ color: rgba(255,255,255,.68); }

.section-head{ max-width: 720px; margin-bottom: 54px; position:relative; }
.section-title{ font-size: clamp(1.9rem, 3.6vw, 3rem); line-height:1.05; }
.section-title--light{ color: var(--white); }
.section-sub{ margin-top:18px; font-size: 1.02rem; color: var(--steel); max-width: 62ch; }
.section--ink .section-sub{ color: rgba(255,255,255,.65); }

/* ==========================================================================
   Nosotros
   ========================================================================== */
.about-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.about-copy p{ font-size: 1.04rem; color: var(--steel); }
.about-copy p + p{ margin-top: 1.1em; }

.mv-stack{ display:grid; gap: 0; border: 2.5px solid var(--ink); }
.mv-block{ position:relative; padding: 24px 24px 22px 80px; border-top: 2px solid var(--ink); }
.mv-block:first-child{ border-top:0; }
.mv-tab{
  position:absolute; left:0; top:0; bottom:0; width: 58px;
  background: var(--yellow); border-right: 2px solid var(--ink);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-mono); font-weight:700; font-size: .95rem;
}
.mv-block h3{ font-size: 1.05rem; margin-bottom: 6px; }
.mv-block p{ color: var(--steel); font-size: .93rem; }

.banner-photo{ position:relative; margin-top: 80px; height: 320px; }
.banner-photo img{ width:100%; height:100%; object-fit:cover; }
.banner-photo figcaption{
  position:absolute; left:0; right:0; bottom:0;
  font-family: var(--font-mono); font-size: .8rem; color: var(--white);
  padding: 18px 32px; background: var(--ink);
  text-transform:uppercase; letter-spacing:.03em;
}

/* ==========================================================================
   Servicios — editorial index list
   ========================================================================== */
.index-list{ border-top: 2px solid rgba(255,255,255,.25); }
.index-list li{
  display:grid; grid-template-columns: 140px 1fr; gap: 24px; align-items:start;
  padding: 30px 10px; border-bottom: 2px solid rgba(255,255,255,.25);
  transition: background .2s var(--ease), padding-left .2s var(--ease);
}
.index-list li:hover{ background: rgba(244,196,0,.08); padding-left: 20px; }
.index-num{ font-family: var(--font-display); font-size: 3.2rem; color: var(--yellow); line-height:1; }
.index-body h3{ font-size: 1.2rem; color: var(--white); margin-bottom: 8px; }
.index-body p{ font-size: .95rem; max-width: 58ch; }

/* ==========================================================================
   Calidad / hang-tag
   ========================================================================== */
.quality-grid{ display:grid; grid-template-columns: 1.2fr .8fr; gap: 60px; align-items:center; }
.quality-copy p{ color: var(--steel); font-size: 1.02rem; }
.quality-copy p + p{ margin-top: 1em; }
.tick-list{ margin-top: 20px; display:grid; gap: 10px; }
.tick-list li{ position:relative; padding-left: 26px; color: var(--steel); font-size: .95rem; }
.tick-list li::before{ content:'✕'; position:absolute; left:0; top:0; color: var(--yellow-deep); font-family: var(--font-mono); font-weight:700; }

.hang-tag{
  position:relative; background: var(--yellow); border: 3px solid var(--ink);
  padding: 46px 34px 38px; text-align:center; transform: rotate(-2deg);
  max-width: 320px; margin: 0 auto;
}
.hang-hole{
  position:absolute; top: -16px; left:50%; transform: translateX(-50%);
  width: 26px; height: 26px; border-radius:50%; background: var(--paper);
  border: 3px solid var(--ink);
}
.hang-eyebrow{ display:block; font-family: var(--font-mono); font-size: .68rem; text-transform:uppercase; letter-spacing:.06em; margin-bottom: 14px; }
.hang-title{ font-family: var(--font-display); font-size: 2.1rem; line-height:1.15; display:block; }
.hang-stamp{
  display:inline-block; margin-top: 20px; font-family: var(--font-mono); font-weight:700;
  text-transform:uppercase; letter-spacing:.08em; font-size:.85rem;
  border: 2.5px solid var(--ink); padding: 4px 14px; transform: rotate(-6deg);
  color: var(--ink); opacity:.75;
}
.hang-foot{ display:block; margin-top: 22px; font-family: var(--font-mono); font-size:.7rem; opacity:.75; }

/* ==========================================================================
   Galería
   ========================================================================== */
.gallery{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 3px; background: var(--ink); }
.gallery-item{ position:relative; margin:0; cursor: zoom-in; }
.gallery-item img{ width:100%; aspect-ratio: 4/3; object-fit:cover; display:block; }
.gallery-item figcaption{
  position:absolute; left:0; right:0; bottom:0; padding: 12px 14px;
  font-family: var(--font-mono); font-size:.72rem; color:#fff; text-transform:uppercase; letter-spacing:.03em;
  background: linear-gradient(0deg, rgba(0,0,0,.75), transparent);
}
.gallery-hint{ margin-top: 18px; font-family: var(--font-mono); font-size:.76rem; color: var(--steel); text-align:center; }

.lightbox{
  position: fixed; inset:0; z-index: 900; background: rgba(20,20,18,.94);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden; transition: opacity .3s var(--ease);
  padding: 40px;
}
.lightbox.is-open{ opacity:1; visibility: visible; }
.lightbox img{ max-width: 90vw; max-height: 86vh; border: 3px solid var(--white); }
.lightbox-close{
  position: absolute; top: 24px; right: 28px; background:none; border:0; color:#fff;
  font-size: 2.4rem; line-height:1; cursor:pointer;
}

/* ==========================================================================
   Clientes / marquee
   ========================================================================== */
.clients{ background: var(--ink); padding: 0; overflow:hidden; }
.section-head--clients{ padding: 60px 0 40px; margin-bottom:0; max-width:none; }
.marquee{ overflow:hidden; position:relative; padding: 30px 0; }
.marquee-track{
  display:flex; gap: 44px; white-space:nowrap; width:max-content;
  animation: scroll-left 40s linear infinite;
  font-family: var(--font-display); text-transform: uppercase;
  font-size: 1.6rem; color: var(--white);
  padding: 4px 22px;
}
.marquee-track span::after{ content:'✕'; margin-left: 44px; color: var(--yellow); font-size:1.1rem; }
@keyframes scroll-left{ from{ transform: translateX(0);} to{ transform: translateX(-100%);} }

/* ==========================================================================
   Contacto
   ========================================================================== */
.contact-grid{ display:grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items:start; }
.contact-form{
  background: var(--white); border: 3px solid var(--ink);
  padding: 34px; display:grid; gap: 20px;
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact-form label{ display:flex; flex-direction:column; gap: 8px; }
.contact-form span{ font-family: var(--font-mono); font-size:.7rem; letter-spacing:.05em; text-transform:uppercase; color: var(--steel); }
.contact-form input, .contact-form textarea{
  font-family: var(--font-body); font-size: 1rem; padding: 12px 14px;
  border: 2px solid var(--ink); background: var(--paper);
  transition: background .2s var(--ease);
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus{ background: var(--white); outline: 3px solid var(--yellow); outline-offset:0; }
.form-note{ font-size: .78rem; color: var(--steel); text-align:center; }

.ship-tag{ position:relative; border: 3px solid var(--ink); background: var(--white); }
.ship-corner{
  position:absolute; top:-3px; right:-3px; width:0; height:0;
  border-style: solid; border-width: 0 34px 34px 0; border-color: transparent var(--yellow) transparent transparent;
}
.ship-corner::after{ content:''; position:absolute; top:2px; right:-32px; width:0; height:0; border-style:solid; border-width:0 0 1.5px 1.5px; }
.ship-row{ padding: 14px 20px; border-top: 2px solid var(--ink); display:grid; gap:4px; }
.ship-row:first-child{ border-top:0; }
.ship-k{ font-family: var(--font-mono); font-size:.66rem; text-transform:uppercase; letter-spacing:.05em; color: var(--yellow-deep); }
.ship-v{ font-size:.92rem; }
.ship-v a:hover{ text-decoration: underline; }
.ship-map{ border-top: 2px solid var(--ink); height: 190px; }
.ship-map iframe{ width:100%; height:100%; border:0; filter: grayscale(.5) contrast(1.05); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background: var(--ink); color: rgba(255,255,255,.65); padding: 54px 0 28px; border-top: 5px solid var(--yellow); }
.footer-inner{ display:grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 32px; align-items:start; }
.footer-logo{ height: 40px; margin-bottom: 14px; }
.footer-brand p{ font-size:.86rem; }
.footer-nav{ display:grid; gap: 10px; align-content:start; font-family: var(--font-body); font-weight:600; text-transform:uppercase; font-size:.82rem; }
.footer-nav a:hover{ color: var(--yellow); }
.footer-meta{ font-size: .82rem; display:grid; gap:6px; justify-items:start; }
@media (min-width: 701px){ .footer-meta{ justify-items:end; text-align:right; } }

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */
.reveal{ opacity:0; transform: translateY(18px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reveal.is-visible{ opacity:1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1000px){
  .hero-grid, .about-grid, .quality-grid, .contact-grid{ grid-template-columns: 1fr; }
  .hero-photo{ max-width: 420px; margin: 0 auto; aspect-ratio: 4/3; }
  .stats-grid{ grid-template-columns: repeat(2,1fr); }
  .stat-tag:nth-child(2){ border-right:0; }
  .stat-tag:nth-child(1), .stat-tag:nth-child(2){ border-bottom: 2px solid var(--ink); }
  .index-list li{ grid-template-columns: 80px 1fr; }
  .index-num{ font-size: 2.2rem; }
  .gallery{ grid-template-columns: repeat(2, 1fr); }
  .footer-inner{ grid-template-columns: 1fr; }
  .footer-meta{ justify-items:start; text-align:left; }
}

@media (max-width: 700px){
  .wrap{ padding: 0 22px; }
  .main-nav{
    position: fixed; inset: 0 0 0 auto; width: min(80vw, 320px);
    background: var(--paper); flex-direction:column; align-items:flex-start;
    padding: 100px 30px 40px; gap: 24px;
    transform: translateX(100%); transition: transform .35s var(--ease);
    border-left: 3px solid var(--ink);
  }
  .main-nav.is-open{ transform: translateX(0); }
  .nav-toggle{ display:flex; }
  .nav-toggle.is-open span:nth-child(1){ transform: translateY(4.5px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2){ transform: translateY(-4.5px) rotate(-45deg); }

  .hero{ padding-top: 118px; }
  .hero-title{ font-size: clamp(2.6rem, 12vw, 3.6rem); }
  .stencil-num{ font-size: 6rem; top: 20px; }
  .section{ padding: 76px 0; }
  .stats-grid{ grid-template-columns: 1fr 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .gallery{ grid-template-columns: repeat(2, 1fr); }
  .marquee-track{ font-size: 1.1rem; gap: 28px; }
  .marquee-track span::after{ margin-left: 28px; }
}