:root {
  --primary: #c0392b;
  --secondary: #2c2c2c;
  --bg: #161616;
  --bg-card: #1f1f1f;
  --text: #f3f3f3;
  --textsub: #a8a8a8;
  --font: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
}

.hero {
  position: relative;
  height: 240px;
  background: var(--secondary);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  overflow: hidden;
}
.hero-banner {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: none;
}
.hero-banner.visible { display: block; }
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.75) 100%);
}
.hero-content { position: relative; z-index: 1; display: flex; align-items: center; gap: 14px; }
.hero-logo { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; border: 2px solid var(--primary); background: #fff; }
.hero-nombre { font-size: 26px; font-weight: 700; margin: 0; }
.nav-categorias {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  background: var(--bg);
  padding: 10px 16px;
  border-bottom: 1px solid #2a2a2a;
}
.nav-categorias a {
  flex: none;
  color: var(--textsub);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid #333;
  white-space: nowrap;
}
.nav-categorias a.activa { color: #fff; background: var(--primary); border-color: var(--primary); }

.categoria { padding: 24px 16px 8px; scroll-margin-top: 56px; }
.categoria h2 { font-size: 20px; margin: 0 0 12px; color: var(--primary); }

.item-card {
  display: flex;
  gap: 12px;
  background: var(--bg-card);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 10px;
  align-items: center;
}
.item-foto { width: 72px; height: 72px; border-radius: 8px; object-fit: cover; background: #333; flex: none; }
.item-info { flex: 1; min-width: 0; }
.item-nombre { font-weight: 600; margin: 0 0 4px; }
.item-desc { font-size: 13px; color: var(--textsub); margin: 0 0 6px; }
.item-precio { font-weight: 700; color: var(--primary); }
.item-agregar {
  border: none; background: var(--primary); color: #fff; border-radius: 8px;
  width: 34px; height: 34px; font-size: 18px; cursor: pointer; flex: none;
}
.carrito-boton {
  position: fixed;
  bottom: 18px;
  right: 16px;
  left: 16px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 14px;
  font-size: 15px;
  font-weight: 700;
  display: none;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  z-index: 20;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
.carrito-boton.visible { display: flex; }

.modal-fondo {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  display: none; align-items: flex-end; justify-content: center; z-index: 30;
}
.modal-fondo.abierto { display: flex; }
.modal {
  position: relative;
  background: var(--bg-card);
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  border-radius: 16px 16px 0 0;
  padding: 20px;
}
.modal h3 { margin-top: 0; }
.modal-cerrar { position: absolute; top: 16px; right: 20px; background: none; border: none; color: var(--textsub); font-size: 20px; cursor: pointer; }
.boton-cancelar { width: 100%; padding: 12px; background: none; color: var(--textsub); border: 1px solid #444; border-radius: 10px; font-weight: 600; font-size: 14px; cursor: pointer; margin-top: 8px; }
.carrito-linea { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid #2a2a2a; }
.carrito-cant { display: flex; align-items: center; gap: 8px; }
.carrito-cant button { width: 26px; height: 26px; border-radius: 6px; border: 1px solid #444; background: none; color: var(--text); cursor: pointer; }

.tipo-pedido { display: flex; gap: 8px; margin: 14px 0; }
.tipo-pedido button {
  flex: 1; padding: 10px; border-radius: 8px; border: 1px solid #444;
  background: none; color: var(--text); cursor: pointer; font-size: 13px;
}
.tipo-pedido button.activo { background: var(--primary); border-color: var(--primary); color: #fff; }

.campo { margin-bottom: 10px; }
.campo label { display: block; font-size: 12px; color: var(--textsub); margin-bottom: 4px; }
.campo input, .campo textarea {
  width: 100%; padding: 10px; border-radius: 8px; border: 1px solid #444;
  background: #111; color: var(--text); font-family: inherit; font-size: 14px;
}
.campo input[type="color"] {
  width: 60px; height: 40px; padding: 2px; cursor: pointer;
}

.boton-confirmar {
  width: 100%; padding: 14px; background: var(--primary); color: #fff;
  border: none; border-radius: 10px; font-weight: 700; font-size: 15px; cursor: pointer; margin-top: 10px;
}

.onix-footer { text-align: center; font-size: 12px; color: var(--textsub); padding: 22px 0 70px; }
.onix-footer a { color: var(--textsub); font-weight: 600; text-decoration: none; }
.onix-footer a:hover { color: var(--primary); text-decoration: underline; }