/* =========================================================
   WeWolf — Componentes compartidos entre páginas
   Encabezado de página, migas de pan, filtros, estante con
   scroll horizontal y tarjetas de evento con portada pixel.
   Lo cargan todas las páginas (también la portada).
   ========================================================= */

/* ---------- Encabezado de página interna ---------- */
.page-head { padding: 72px 0 56px; }
.breadcrumb { display: flex; gap: 8px; margin: 0 0 32px; padding: 0; list-style: none; font-size: 14px; color: var(--dim); }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; color: var(--border-strong); }
.breadcrumb a { color: var(--dim); }
.breadcrumb a:hover { color: var(--moon-silver); }
.page-head h1 { font-size: clamp(52px, 8vw, 104px); letter-spacing: -.05em; line-height: .95; }
.page-head__lead { margin: 24px 0 0; max-width: 620px; font-size: 19px; color: var(--dim); }
.page-head .stats { margin-top: 56px; }

/* ---------- Filtros ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 32px 0 0; }
.filter-btn {
  font: 500 14px var(--font-body); color: var(--dim);
  background: var(--slate-ink); border: 1.5px solid var(--border);
  padding: 10px 18px; border-radius: 999px; cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.filter-btn:hover { color: var(--moon-silver); border-color: var(--border-strong); }
.filter-btn[aria-pressed="true"] { color: var(--midnight); background: var(--wolf-blue); border-color: var(--wolf-blue); }
.empty { color: var(--dim); font-style: italic; padding: 24px 0; }

/* ---------- Estante con scroll horizontal ---------- */
.shelf-wrap { position: relative; }
.shelf {
  display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 16px max(24px, calc((100vw - var(--container)) / 2 + 24px)) 28px;
  scrollbar-width: thin; scrollbar-color: var(--border) transparent;
}
.shelf > * { scroll-snap-align: start; }
.shelf::-webkit-scrollbar { height: 6px; }
.shelf::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.shelf-nav { display: flex; gap: 8px; }
.shelf-nav button {
  width: 44px; height: 44px; border-radius: 50%; cursor: pointer;
  background: var(--slate-ink); color: var(--moon-silver); border: 1.5px solid var(--border-strong);
  font-size: 18px; line-height: 1;
}
.shelf-nav button:hover { border-color: var(--wolf-blue); }
.shelf-nav button:disabled { opacity: .35; cursor: default; }

/* ---------- Tarjeta de evento con portada pixel ---------- */
.ev-card { flex: 0 0 300px; overflow: hidden; display: flex; flex-direction: column; color: inherit; }
.ev-card:hover { color: inherit; }
.ev-cover {
  height: 180px; position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  font: 400 30px/1.15 var(--font-pixel); letter-spacing: .08em; text-align: center;
}
.ev-cover span { position: relative; }
.ev-body { padding: 22px 24px 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.ev-body .tag { align-self: flex-start; }
.ev-body h3 { font-size: 22px; letter-spacing: -.02em; }
.ev-body p { margin: 0; color: var(--dim); font-size: 15px; }

.ev-cover--runit { background: #141a4a; color: var(--mint); text-shadow: 3px 3px 0 #2e6b5a; }
.ev-cover--deploy {
  background-color: #3445b4; color: #fff;
  background-image:
    linear-gradient(rgba(255, 255, 255, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .12) 1px, transparent 1px);
  background-size: 24px 24px;
}
.ev-cover--hack { background: var(--moon-silver); color: #141a4a; }
.ev-cover--hack::before, .ev-cover--hack::after { content: ""; position: absolute; border-radius: 50%; }
.ev-cover--hack::before { left: 10px; top: 10px; width: 84px; height: 84px; background: #ffd166; }
.ev-cover--hack::after { right: 12px; bottom: -6px; width: 78px; height: 78px; background: var(--ember); }
.ev-cover--summit {
  background: #6a4ce8; color: #fff;
  background-image:
    radial-gradient(circle, #e9edf6 2px, transparent 2.5px),
    radial-gradient(circle, #ffd166 3px, transparent 3.5px);
  background-size: 90px 70px, 130px 110px;
  background-position: 20px 15px, 70px 40px;
}
.ev-cover--award { background: var(--ember); color: var(--midnight); }