/* Busca tu proyecto (versión Inicio): chips de rubro + 3 cards + link al buscador.
   Usa los tokens de css/paleta.css, así sigue el modo claro/oscuro. */

.btp {
  --btp-radius: 20px;
  --btp-display: 'Copperplate', 'Copperplate Gothic Light', 'Copperplate Gothic Bold', serif;
  --btp-mono: 'Space Mono', 'Courier New', monospace;
  width: min(1600px, 92%);
  max-width: none;
  margin: 0 auto;
  padding: 0 0 clamp(64px, 6vw, 110px);
  color: var(--color-text);
}

.btp__head { max-width: 680px; margin-bottom: 32px; }
.btp__title {
  font-family: var(--btp-display); font-weight: 700;
  font-size: clamp(32px, 3vw, 58px); letter-spacing: -0.01em; line-height: 1.1;
  margin: 0 0 14px;
  color: var(--color-text);
}
.btp__lead { color: var(--color-text-muted); font-size: 17px; line-height: 1.6; text-wrap: pretty; }

/* ---------- Botones ---------- */
.btp .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 13px 18px;
  border-radius: 12px;
  border: 1px solid var(--color-accent);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font: 600 14.5px/1.2 'Montserrat', system-ui, sans-serif;
  text-decoration: none;
  cursor: pointer;
  transition: background .25s, border-color .25s, transform .15s;
}
.btp .btn svg { width: 18px; height: 18px; flex: none; }
.btp .btn:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); }
.btp .btn:active { transform: scale(.98); background: var(--color-accent-active); }
.btp .btn:focus-visible, .chip:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }

/* ---------- Chips de rubro ---------- */
.btp__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.chip {
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--color-border-soft);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font: 500 13.5px 'Montserrat', system-ui, sans-serif;
  white-space: nowrap;
  cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}
.chip:hover { color: var(--color-text); border-color: var(--color-accent); }
.chip[aria-selected="true"] { background: var(--color-accent); color: var(--color-on-accent); border-color: var(--color-accent); }

/* ---------- Grid ---------- */
.btp__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
@media (max-width: 900px) { .btp__grid { grid-template-columns: 1fr; gap: 16px; } }

/* ---------- Card de rubro ---------- */
.rubro {
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--btp-radius);
  overflow: hidden;
  transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .35s, box-shadow .35s;
  animation: rubroIn .45s cubic-bezier(.2,.7,.2,1) both;
}
.rubro:hover { transform: translateY(-6px); border-color: var(--color-accent); box-shadow: 0 24px 60px -24px var(--shadow-color); }
@keyframes rubroIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.rubro__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--color-surface-2); }
.rubro__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.rubro:hover .rubro__media img { transform: scale(1.05); }
/* degradado fijo oscuro: el texto de la categoría va siempre sobre la foto */
.rubro__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(23, 22, 21, .78)); }

.rubro__cat {
  position: absolute; left: 14px; bottom: 12px; z-index: 1;
  font-family: var(--btp-mono);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: #f0ebe3;
}
.rubro__case {
  position: absolute; top: 12px; left: 12px; z-index: 1;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--color-bg); color: var(--color-text);
  font-size: 11.5px; font-weight: 700;
}
.rubro__case::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--color-accent); }

.rubro__body { display: flex; flex-direction: column; gap: 12px; padding: 22px 22px 24px; flex: 1; }
.rubro__title {
  font-family: var(--btp-display); font-weight: 700;
  font-size: clamp(20px, 1.4vw, 24px); letter-spacing: -0.01em; line-height: 1.15;
  color: var(--color-text);
}
.rubro__desc { color: var(--color-text-muted); font-size: 14.5px; line-height: 1.55; text-wrap: pretty; }
.rubro__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.rubro__tags span {
  padding: 4px 9px; border-radius: 6px;
  background: var(--color-accent-soft);
  font-family: var(--btp-mono);
  font-size: 11.5px; color: var(--color-accent-text);
}
.rubro__actions { display: flex; flex-direction: column; gap: 8px; margin-top: auto; padding-top: 10px; }
.rubro__actions .btn { justify-content: space-between; }
.rubro__ver { color: var(--color-text-muted); font-size: 13.5px; font-weight: 600; text-decoration: none; padding: 4px 0; }
.rubro__ver:hover { color: var(--color-accent-text); }

/* ---------- Link al buscador completo ---------- */
.btp__foot { display: flex; justify-content: center; margin-top: 36px; }
.btp__link {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 48px;
  padding: 13px 22px;
  border: 1px solid var(--color-border-soft);
  border-radius: 12px;
  color: var(--color-text);
  font-weight: 600; font-size: 15px;
  text-decoration: none;
  transition: border-color .25s, color .25s;
}
.btp__link:hover { border-color: var(--color-accent); color: var(--color-accent-text); }

/* ---------- Celular ---------- */
@media (max-width: 620px) {
  .btp { width: auto; padding: 0 16px 56px; }
  .btp__lead { font-size: 15px; }
  /* chips en una sola fila deslizable */
  .btp__chips {
    flex-wrap: nowrap;
    overflow-x: auto;
    margin: 0 -16px 20px;
    padding: 0 16px 4px;
    scrollbar-width: none;
  }
  .btp__chips::-webkit-scrollbar { display: none; }
  .btp__foot { margin-top: 24px; }
  .btp__link { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  .rubro { animation: none; }
  .rubro, .rubro:hover, .rubro__media img { transition: none; transform: none; }
}