/* =========================================================
   ARTESY WORLD — Estilos principales
   Publicidad · Impresión · Diseño · Tecnología
   ---------------------------------------------------------
   PARA CAMBIAR LOS COLORES DE MARCA:
   edita únicamente las variables de :root de aquí abajo.
   ========================================================= */

/* --- Tipografía de marca: Metropolis --- */
@font-face {
  font-family: 'Metropolis';
  src: url('../fonts/Metropolis-Light.woff2') format('woff2');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Metropolis';
  src: url('../fonts/Metropolis-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Metropolis';
  src: url('../fonts/Metropolis-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Metropolis';
  src: url('../fonts/Metropolis-SemiBold.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Metropolis';
  src: url('../fonts/Metropolis-Bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}

:root {
  /* --- COLORES DE MARCA ARTESY WORLD --- */
  --color-bg:        #ffffff;   /* fondo general (blanco dominante) */
  --color-ink:       #201e1e;   /* texto principal (negro de marca) */
  --color-muted:     #7c7c7c;   /* texto secundario / gris */
  --color-line:      #e6e6e6;   /* líneas y bordes sutiles */
  --color-accent:    #f56931;   /* ACENTO: naranja de marca */
  --color-accent-dk: #d8521e;   /* naranja más oscuro para hover */
  --color-green:     #1f4d3a;   /* verde corporativo (fondos oscuros) */
  --color-green-2:   #008a5a;   /* verde esmeralda (detalles) */
  --color-gray:      #d2d3d5;   /* gris claro de marca */
  --color-soft:      #f7f7f5;   /* fondos de sección muy claros */

  /* --- Tipografía --- */
  --font-display: 'Metropolis', 'Helvetica Neue', Arial, sans-serif; /* títulos */
  --font-body:    'Metropolis', 'Helvetica Neue', Arial, sans-serif; /* cuerpo */

  /* --- Medidas --- */
  --maxw: 1320px;
  --gap: 22px;
  --radius: 3px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --------------------- Reset base --------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  font-weight: 300;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .3s var(--ease); }
h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.08; margin: 0; letter-spacing: -.5px; }

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

/* Eyebrow / pequeñas etiquetas */
.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 400;
  margin: 0 0 18px;
  display: inline-block;
}

/* --------------------- Header / Nav --------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.brand {
  display: flex;
  align-items: center;
}
.brand img { height: 52px; width: auto; display: block; }
.brand .name {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 1px;
  font-weight: 600;
}
.brand .tag {
  font-size: 9.5px;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: 6px;
}
.nav-links { display: flex; gap: 38px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-ink);
  position: relative;
  padding: 6px 0;
}
.nav-links a::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--color-accent);
  transition: width .35s var(--ease);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--color-accent); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 22px; }

/* --------------------- Hero --------------------- */
.hero {
  padding: 120px 0 90px;
  border-bottom: 1px solid var(--color-line);
  position: relative;
  overflow: hidden;
}
.hero::before {
  /* textura sutil de puntos para dar profundidad sin saturar */
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(var(--color-line) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: .5;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 70%);
  mask-image: linear-gradient(180deg, #000, transparent 70%);
  pointer-events: none;
}
.hero .wrap { position: relative; }
.hero h1 {
  font-size: clamp(40px, 7.5vw, 92px);
  font-weight: 700;
  letter-spacing: -1.5px;
  text-transform: uppercase;
}
.hero h1 em { font-style: normal; color: var(--color-accent); }
.hero p.lead {
  max-width: 560px;
  margin: 26px 0 0;
  color: var(--color-muted);
  font-size: 18px;
}
.hero-services {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: 40px;
  list-style: none;
  padding: 0;
}
.hero-services li {
  font-size: 12.5px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--color-ink);
  display: flex; align-items: center; gap: 28px;
}
.hero-services li::after { content: "·"; color: var(--color-accent); }
.hero-services li:last-child::after { content: ""; }

/* Reveal de carga (stagger) */
.reveal { opacity: 0; transform: translateY(22px); }
.is-loaded .reveal { opacity: 1; transform: none; transition: opacity .9s var(--ease), transform .9s var(--ease); }
.is-loaded .reveal.d1 { transition-delay: .08s; }
.is-loaded .reveal.d2 { transition-delay: .18s; }
.is-loaded .reveal.d3 { transition-delay: .30s; }
.is-loaded .reveal.d4 { transition-delay: .42s; }

/* --------------------- Filtros galería --------------------- */
.gallery-head {
  padding: 70px 0 36px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.gallery-head h2 { font-size: clamp(30px, 4vw, 46px); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.filters button {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--color-muted);
  background: none;
  border: 1px solid var(--color-line);
  padding: 10px 18px;
  border-radius: 100px;
  cursor: pointer;
  transition: all .3s var(--ease);
}
.filters button:hover { color: var(--color-ink); border-color: var(--color-ink); }
.filters button.active {
  color: #fff;
  background: var(--color-green);
  border-color: var(--color-green);
}

/* --------------------- Masonry (CSS columns) --------------------- */
.masonry {
  column-count: 4;
  column-gap: var(--gap);
  padding-bottom: 90px;
}
@media (max-width: 1200px) { .masonry { column-count: 3; } }
@media (max-width: 820px)  { .masonry { column-count: 2; } }
@media (max-width: 520px)  { .masonry { column-count: 2; column-gap: 12px; } }

.card {
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
  page-break-inside: avoid;
  margin-bottom: var(--gap);
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-soft);
  cursor: pointer;
  display: block;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.card img,
.card .ph {
  width: 100%;
  transition: transform 1s var(--ease);
}
@media (hover: hover) {
  .card:hover img,
  .card:hover .ph { transform: scale(1.12); }
}

/* Placeholder visual (mientras no hay imágenes reales) */
.ph {
  aspect-ratio: var(--ar, 3 / 4);
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, #f3f3f3 0%, #e9e9e9 100%);
  color: var(--color-muted);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
}

/* Overlay con título — SIEMPRE visible (no depende del hover) */
.card .meta {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  background: linear-gradient(to top, rgba(17,17,17,.82) 0%, rgba(17,17,17,.25) 38%, rgba(17,17,17,0) 62%);
  transition: background .4s var(--ease);
}
.card .meta .cat {
  font-size: 10.5px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 6px;
}
.card .meta .title {
  font-family: var(--font-display);
  font-weight: 600;
  color: #fff;
  font-size: 21px;
  line-height: 1.2;
}

/* Filo de color de marca (aparece en hover, solo PC) */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 0 solid var(--color-accent);
  border-radius: var(--radius);
  pointer-events: none;
  transition: border-width .3s var(--ease);
}

/* Efectos solo en dispositivos con mouse real (PC) */
@media (hover: hover) {
  .card:hover .meta {
    background: linear-gradient(to top, rgba(17,17,17,.9) 0%, rgba(17,17,17,.4) 45%, rgba(17,17,17,.1) 75%);
  }
  .card:hover::after { border-width: 4px; }
}

.card.hide { display: none; }

/* --------------------- Lightbox --------------------- */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(15,15,15,.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 40px;
}
.lightbox.open { display: flex; }
.lightbox figure { margin: 0; max-width: 1000px; text-align: center; }
.lightbox img, .lightbox .ph { max-height: 78vh; width: auto; margin: 0 auto; border-radius: var(--radius); }
.lightbox .ph { width: min(680px, 80vw); }
.lightbox figcaption { color: #fff; margin-top: 18px; font-family: var(--font-display); font-size: 22px; }
.lightbox figcaption span { display: block; font-family: var(--font-body); font-size: 11px; letter-spacing: .26em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 6px; }
.lightbox .close {
  position: absolute; top: 26px; right: 32px;
  background: none; border: 0; color: #fff; font-size: 34px; cursor: pointer; line-height: 1;
}
.lightbox .nav-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: none; border: 1px solid rgba(255,255,255,.4); color: #fff;
  width: 52px; height: 52px; border-radius: 50%; font-size: 20px; cursor: pointer;
  transition: all .3s var(--ease);
}
.lightbox .nav-btn:hover { background: var(--color-accent); border-color: var(--color-accent); }
.lightbox .prev { left: 32px; }
.lightbox .next { right: 32px; }

/* --------------------- Secciones corporativas --------------------- */
.section { padding: 110px 0; }
.section.alt { background: var(--color-soft); border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.split h2 { font-size: clamp(32px, 4.5vw, 56px); margin-bottom: 24px; }
.split p { color: var(--color-muted); margin: 0 0 18px; }
.split .big-num { font-family: var(--font-display); font-size: 120px; color: var(--color-line); line-height: 1; }
.essence-symbol { text-align: center; }
.essence-symbol img { width: min(280px, 70%); margin: 0 auto; opacity: .96; }

/* Misión / Visión / Valores en tarjetas */
.mvv { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--color-line); }
.mvv > div { padding: 50px 42px; border-right: 1px solid var(--color-line); }
.mvv > div:last-child { border-right: 0; }
.mvv h3 { font-size: 30px; margin-bottom: 16px; }
.mvv .num { font-size: 13px; letter-spacing: .3em; color: var(--color-accent); display:block; margin-bottom: 22px; }
.mvv p { color: var(--color-muted); margin: 0; font-size: 15px; }

/* Servicios (4) */
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--color-line); border: 1px solid var(--color-line); }
.service {
  background: var(--color-bg);
  padding: 56px 48px;
  transition: background .4s var(--ease);
  position: relative;
}
.service:hover { background: var(--color-soft); }
.service .idx { font-family: var(--font-display); font-size: 15px; color: var(--color-accent); }
.service h3 { font-size: 30px; margin: 18px 0 14px; }
.service p { color: var(--color-muted); margin: 0; font-size: 15px; }

/* Valores list */
.values { columns: 2; column-gap: 60px; list-style: none; padding: 0; margin: 30px 0 0; }
.values li { padding: 16px 0; border-bottom: 1px solid var(--color-line); display: flex; gap: 16px; align-items: baseline; break-inside: avoid; }
.values li .v-num { font-family: var(--font-display); color: var(--color-accent); font-size: 14px; }

/* Section centered heading */
.sec-head { text-align: center; max-width: 680px; margin: 0 auto 60px; }
.sec-head h2 { font-size: clamp(32px, 5vw, 60px); margin-bottom: 18px; }
.sec-head p { color: var(--color-muted); margin: 0; }

/* --------------------- CTA / Contacto --------------------- */
.cta { text-align: center; padding: 130px 0; background: var(--color-green); color: #fff; position: relative; overflow: hidden; }
.cta::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}
.cta .wrap { position: relative; }
.cta h2 { color: #fff; font-size: clamp(34px, 5.5vw, 68px); margin-bottom: 28px; text-transform: uppercase; letter-spacing: -1px; }
.cta p { color: rgba(255,255,255,.65); max-width: 520px; margin: 0 auto 40px; }
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 18px 40px;
  border: 1px solid var(--color-accent);
  background: var(--color-accent);
  color: #fff;
  font-size: 13px; letter-spacing: .2em; text-transform: uppercase;
  border-radius: 100px;
  transition: all .35s var(--ease);
}
.btn:hover { background: transparent; color: var(--color-accent); }
.btn.ghost { background: transparent; border-color: rgba(255,255,255,.3); color: #fff; }
.btn.ghost:hover { border-color: #fff; }

/* --------------------- Footer --------------------- */
.site-footer { background: var(--color-bg); border-top: 1px solid var(--color-line); padding: 60px 0 40px; }
.footer-grid { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 30px; }
.footer-grid .brand .name { font-size: 22px; }
.footer-links { display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; }
.footer-links a { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--color-muted); }
.footer-links a:hover { color: var(--color-accent); }
.copyright { margin-top: 40px; font-size: 12px; color: var(--color-muted); letter-spacing: .1em; }

/* --------------------- Responsive --------------------- */
@media (max-width: 900px) {
  .nav-links {
    position: absolute; top: 84px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--color-line);
    flex-direction: column; gap: 0;
    padding: 0; max-height: 0; overflow: hidden;
    transition: max-height .4s var(--ease);
  }
  .nav-links.open { max-height: 340px; }
  .nav-links li { border-bottom: 1px solid var(--color-line); }
  .nav-links a { display: block; padding: 18px 32px; }
  .nav-toggle { display: block; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split .big-num { font-size: 80px; }
  .mvv { grid-template-columns: 1fr; }
  .mvv > div { border-right: 0; border-bottom: 1px solid var(--color-line); }
  .mvv > div:last-child { border-bottom: 0; }
  .services-grid { grid-template-columns: 1fr; }
  .values { columns: 1; }
  .section { padding: 70px 0; }
  .hero { padding: 70px 0 60px; }
}
@media (max-width: 520px) {
  .wrap { padding: 0 16px; }
  .lightbox .nav-btn { display: none; }
  .card { margin-bottom: 12px; }
  .card .meta { padding: 12px 12px 13px; }
  .card .meta .title { font-size: 14px; line-height: 1.15; }
  .card .meta .cat { font-size: 8.5px; letter-spacing: .18em; margin-bottom: 3px; }
}