/* ============================================================
   expo.css — Escaparate público. Estética "military print"
   heredada del sitio principal, adaptada a galería pública.
   ============================================================ */

:root {
  --color-bg:           #1a1f1a;
  --color-bg-panel:     #242b24;
  --color-bg-alt:       #2e3a2e;
  --color-text:         #e8e0cc;
  --color-text-muted:   #a89f8a;
  --color-accent:       #6b7c45;
  --color-accent-hover: #7d9050;
  --color-gold:         #c8a96e;
  --color-rust:         #8b3a2a;
  --color-border:       #3d4a3d;
  --font-display:       'Oswald', sans-serif;
  --font-body:          'Inter', sans-serif;
  --max-width:          1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--color-gold); }
img { max-width: 100%; display: block; }

/* --- Navbar ------------------------------------------------ */
.expo-nav {
  background-color: rgba(20, 24, 20, 0.96);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(6px);
}
.expo-nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.expo-nav__brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  text-decoration: none;
}
.expo-nav__links a {
  font-family: var(--font-display);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-decoration: none;
  margin-left: 24px;
  padding-bottom: 4px;
  transition: color 0.15s;
}
.expo-nav__links a:hover,
.expo-nav__links a.is-active { color: var(--color-gold); }

/* --- Hero home --------------------------------------------- */
.expo-hero-home {
  background: linear-gradient(rgba(26,31,26,0.75), rgba(26,31,26,0.95)),
              repeating-linear-gradient(45deg, #222 0 2px, transparent 2px 12px);
  border-bottom: 1px solid var(--color-border);
  padding: 64px 24px;
  text-align: center;
}
.expo-hero-home__inner { max-width: 780px; margin: 0 auto; }
.expo-hero-home h1 {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: 16px;
}
.expo-hero-home p { color: var(--color-text-muted); font-size: 1.1rem; }

/* --- Main ---------------------------------------------------*/
.expo-main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 40px 24px 64px;
}
.expo-main--obra { padding-top: 0; max-width: 900px; }

.expo-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: 64px 0;
  font-family: var(--font-display);
  letter-spacing: 0.03em;
}

/* --- Filtros ------------------------------------------------ */
.expo-filters {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.expo-chip {
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 7px 18px;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s;
}
.expo-chip:hover { border-color: var(--color-gold); color: var(--color-text); }
.expo-chip.is-active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* --- Grid de obras ----------------------------------------- */
.expo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.expo-card {
  background-color: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
  display: flex;
  flex-direction: column;
}
.expo-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.expo-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  background-color: var(--color-bg-alt);
  overflow: hidden;
}
.expo-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.expo-card:hover .expo-card__media img { transform: scale(1.05); }
.expo-card__noimg {
  display: flex; align-items: center; justify-content: center;
  height: 100%; color: var(--color-text-muted);
  font-family: var(--font-display); letter-spacing: 0.1em;
}
.expo-card__tipo {
  position: absolute; top: 10px; left: 10px;
  background-color: rgba(26,31,26,0.85);
  color: var(--color-gold);
  font-family: var(--font-display);
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 4px 10px; border-radius: 3px;
}
.expo-card__body { padding: 16px 18px 20px; }
.expo-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 500;
  color: var(--color-text); line-height: 1.2; margin-bottom: 4px;
}
.expo-card__sub { color: var(--color-gold); font-size: 0.9rem; margin-bottom: 6px; }
.expo-card__meta {
  color: var(--color-text-muted); font-size: 0.82rem;
  font-family: var(--font-display); letter-spacing: 0.03em;
}

/* --- Ficha de obra ----------------------------------------- */
.obra-hero {
  position: relative;
  margin: 0 -24px 32px;
  min-height: 340px;
  background-color: var(--color-bg-alt);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.obra-hero__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.obra-hero__overlay {
  position: relative;
  width: 100%;
  padding: 40px 32px 28px;
  background: linear-gradient(transparent, rgba(20,24,20,0.92));
}
.obra-hero__title {
  font-family: var(--font-display);
  font-size: 2.6rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.02em;
  line-height: 1.05; color: #fff;
}
.obra-hero__sub { color: var(--color-gold); font-size: 1.15rem; margin-top: 8px; }

.obra-ficha {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-bottom: 36px;
}
.obra-ficha__item {
  background-color: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 10px 16px;
  display: flex; flex-direction: column; gap: 2px;
}
.obra-ficha__k {
  font-family: var(--font-display); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--color-text-muted);
}
.obra-ficha__v { color: var(--color-text); font-weight: 500; }

.obra-sec { margin-bottom: 44px; }
.obra-sec__title {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 500;
  color: var(--color-gold);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}
.obra-sec p { margin-bottom: 14px; color: var(--color-text); }

.obra-fase { margin-bottom: 28px; }
.obra-fase__title {
  font-family: var(--font-display); font-size: 1.2rem;
  color: var(--color-text); margin-bottom: 8px;
}
.obra-fase__text p { margin-bottom: 12px; }

.obra-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.obra-gallery img {
  width: 100%; aspect-ratio: 1/1; object-fit: cover;
  border-radius: 4px; border: 1px solid var(--color-border);
  cursor: zoom-in; transition: transform 0.15s, border-color 0.15s;
}
.obra-gallery img:hover { transform: scale(1.02); border-color: var(--color-gold); }

.obra-mats { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.obra-mats li {
  background-color: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-radius: 4px; padding: 5px 12px;
  font-size: 0.88rem;
}

.obra-videos { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
.obra-video__frame { position: relative; aspect-ratio: 16/9; border-radius: 4px; overflow: hidden; }
.obra-video__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; }
.obra-video__title { margin-top: 8px; font-size: 0.9rem; color: var(--color-text-muted); }

.obra-docs { list-style: none; }
.obra-docs li { margin-bottom: 8px; }
.obra-docs a {
  display: inline-block;
  background-color: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-radius: 4px; padding: 8px 14px;
  text-decoration: none; color: var(--color-text);
  transition: border-color 0.15s;
}
.obra-docs a:hover { border-color: var(--color-gold); }
.obra-docs span { color: var(--color-gold); }

.obra-back { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--color-border); }
.obra-back a { font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.04em; text-decoration: none; }

/* --- Mi taller --------------------------------------------- */
.taller-perfil {
  display: flex; gap: 32px; align-items: flex-start;
  margin-bottom: 48px; flex-wrap: wrap;
}
.taller-perfil__foto {
  width: 200px; height: 200px; object-fit: cover;
  border-radius: 6px; border: 2px solid var(--color-border); flex-shrink: 0;
}
.taller-perfil__text { flex: 1; min-width: 280px; }
.taller-perfil__text h1 {
  font-family: var(--font-display); font-size: 2.2rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.02em; margin-bottom: 8px;
}
.taller-perfil__sub { color: var(--color-gold); font-size: 1.1rem; margin-bottom: 16px; }
.taller-perfil__bio p { margin-bottom: 12px; color: var(--color-text); }
.taller-redes { margin-top: 16px; display: flex; gap: 14px; flex-wrap: wrap; }
.taller-redes a {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.04em;
  font-size: 0.9rem; text-decoration: none;
  border: 1px solid var(--color-border); border-radius: 20px; padding: 6px 16px;
  transition: border-color 0.15s;
}
.taller-redes a:hover { border-color: var(--color-gold); }

.taller-sec {
  margin-bottom: 44px;
  background-color: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-radius: 6px; padding: 28px;
}
.taller-sec__title {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 500;
  color: var(--color-gold); margin-bottom: 14px;
}
.taller-sec__text p { margin-bottom: 12px; }

/* --- Footer ------------------------------------------------ */
.expo-footer {
  border-top: 1px solid var(--color-border);
  padding: 28px 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* --- Lightbox ---------------------------------------------- */
.expo-lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  display: none;
  align-items: center; justify-content: center;
  padding: 24px;
}
.expo-lightbox.is-open { display: flex; }
.expo-lightbox img { max-width: 95%; max-height: 92vh; object-fit: contain; border-radius: 4px; }
.expo-lightbox__close {
  position: absolute; top: 18px; right: 22px;
  width: 42px; height: 42px;
  background: transparent; border: 1px solid #666; border-radius: 4px;
  color: #fff; font-size: 1.4rem; cursor: pointer;
}
.expo-lightbox__close:hover { border-color: var(--color-gold); }

/* --- Responsive -------------------------------------------- */
@media (max-width: 640px) {
  .expo-hero-home h1 { font-size: 2rem; }
  .obra-hero__title { font-size: 1.8rem; }
  .expo-nav__links a { margin-left: 14px; font-size: 0.85rem; }
}