/* ===== Paleta de Colores de la marca Kubo ===== */
:root {
  --azul: #049bec;
  --naranja: #fab408;
  --verde: #a1c434;
  --color-fondo: #020406;       /* mismo negro del logo */
  --color-superficie: #0e1218;  /* tarjetas, panel, footer */
  --color-superficie-2: #171c25;/* fondos de fotos y botones suaves */
  --color-texto: #ffffff;
  --color-suave: #a7b0bd;
  --color-borde: #262d38;
  --color-sobre-acento: #04121c; /* texto sobre azul, naranja o verde */
  --radio: 12px;
  --fuente: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; }
body { font-family: var(--fuente); color: var(--color-texto); background: var(--color-fondo); line-height: 1.5; color-scheme: dark; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 3px solid var(--naranja); outline-offset: 2px; }

.aviso { background: linear-gradient(90deg, var(--azul), var(--verde)); color: var(--color-sobre-acento); text-align: center; padding: 8px 12px; font-size: 14px; font-weight: 600; }

.header { display: flex; align-items: center; gap: 16px; padding: 14px 24px; border-bottom: 1px solid var(--color-borde); flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 26px; font-weight: 800; letter-spacing: 2px; }
.logo img { height: 84px; width: auto; display: block; }
.header input { flex: 1; min-width: 180px; padding: 10px 14px; border: 1px solid var(--color-borde); background: var(--color-superficie); color: var(--color-texto); border-radius: var(--radio); font: inherit; }
.header input::placeholder { color: var(--color-suave); }
.btn-carrito { background: var(--color-superficie); color: var(--color-texto); border: 1px solid var(--color-borde); border-radius: var(--radio); padding: 10px 14px; font: inherit; cursor: pointer; }
.btn-carrito span { background: var(--naranja); color: var(--color-sobre-acento); border-radius: 999px; padding: 1px 8px; font-size: 13px; font-weight: 700; margin-left: 4px; }

/* Menú desplegable de categorías, al lado del logo */
.menu-categorias { position: relative; }
.menu-categorias > button { background: var(--color-superficie); color: var(--color-texto); border: 1px solid var(--color-borde); border-radius: var(--radio); padding: 10px 14px; font: inherit; cursor: pointer; }
.menu-categorias > button:hover { border-color: var(--azul); }
.menu-lista { position: absolute; top: calc(100% + 6px); left: 0; min-width: 180px; background: var(--color-superficie); border: 1px solid var(--color-borde); border-radius: var(--radio); padding: 6px; display: none; flex-direction: column; gap: 2px; z-index: 20; box-shadow: 0 12px 28px rgba(0,0,0,.4); }
.menu-categorias.abierto .menu-lista { display: flex; }
.menu-lista a { padding: 9px 12px; border-radius: 8px; }
.menu-lista a:hover { background: var(--color-superficie-2); }
.menu-lista a.activa { background: var(--naranja); color: var(--color-sobre-acento); font-weight: 700; }

/* Botón flotante "volver arriba" */
.flotante { position: fixed; right: 20px; bottom: 20px; width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--color-borde); background: var(--naranja); color: var(--color-sobre-acento); font-size: 20px; font-weight: 700; cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity .2s, transform .2s; z-index: 30; }
.flotante.visible { opacity: 1; pointer-events: auto; transform: none; }
.flotante:hover { background: var(--verde); }

.categorias { display: flex; gap: 8px; padding: 12px 24px; overflow-x: auto; border-bottom: 1px solid var(--color-borde); }
.categorias a { display: inline-block; border: 1px solid var(--color-borde); background: var(--color-superficie); padding: 8px 16px; border-radius: 999px; cursor: pointer; font: inherit; white-space: nowrap; }
.categorias a:hover { border-color: var(--azul); }
.categorias a.activa { background: var(--naranja); color: var(--color-sobre-acento); border-color: var(--naranja); font-weight: 700; }

.hero { text-align: center; padding: 48px 24px 56px; background: radial-gradient(ellipse at 50% 0%, rgba(4,155,236,.18), transparent 60%), var(--color-fondo); }
.hero-logo { display: block; margin: 0 auto 20px; width: min(320px, 70%); height: auto; }
.hero h1 { font-size: clamp(24px, 4vw, 36px); margin-bottom: 8px; }
.hero p { color: var(--color-suave); margin-bottom: 24px; }

.btn { display: inline-block; background: var(--verde); color: var(--color-sobre-acento); border: 0; padding: 12px 24px; border-radius: var(--radio); font: inherit; font-weight: 700; cursor: pointer; }
.btn:hover { background: var(--naranja); }
.btn-full { width: 100%; }

.contenedor { max-width: 1120px; margin: 0 auto; padding: 40px 24px; }
.contenedor h2 { margin-bottom: 20px; padding-left: 12px; border-left: 4px solid var(--azul); }
.grilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }

.tarjeta { background: var(--color-superficie); border: 1px solid var(--color-borde); border-radius: var(--radio); overflow: hidden; display: flex; flex-direction: column; transition: border-color .2s, transform .2s; }
.tarjeta:hover { border-color: var(--azul); transform: translateY(-2px); }
.foto { aspect-ratio: 1; background: var(--color-superficie-2); display: grid; place-items: center; font-size: 64px; }
.foto img { width: 100%; height: 100%; object-fit: cover; }
.info { padding: 14px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.info small { color: var(--color-suave); }
.info small.desc { line-height: 1.4; }
.precio { font-size: 20px; font-weight: 700; color: var(--naranja); margin-top: auto; }
.info .btn { margin-top: 10px; padding: 10px; }
.vacio { color: var(--color-suave); }

.footer { background: var(--color-superficie); border-top: 3px solid; border-image: linear-gradient(90deg, var(--azul), var(--naranja), var(--verde)) 1; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding: 32px 24px; }
.footer p { color: var(--color-suave); }
.footer a { color: var(--azul); text-decoration: underline; }

.fondo { position: fixed; inset: 0; background: rgba(0,0,0,.6); opacity: 0; pointer-events: none; transition: opacity .2s; }
.fondo.abierto { opacity: 1; pointer-events: auto; }
.panel { position: fixed; top: 0; right: 0; height: 100%; width: min(400px, 100%); background: var(--color-superficie); border-left: 1px solid var(--color-borde); display: flex; flex-direction: column; transform: translateX(100%); transition: transform .25s; }
.panel.abierto { transform: none; }
.panel-cab { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--color-borde); }
.panel-cab button { background: none; border: 0; color: var(--color-texto); font-size: 20px; cursor: pointer; }
.panel-items { flex: 1; overflow-y: auto; padding: 12px 20px; }
.item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--color-borde); }
.mini { width: 56px; height: 56px; flex-shrink: 0; border-radius: 8px; overflow: hidden; background: var(--color-superficie-2); display: grid; place-items: center; font-size: 28px; }
.mini img { width: 100%; height: 100%; object-fit: cover; }
.item-info { flex: 1; min-width: 0; }
.cantidad { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.cantidad button { width: 28px; height: 28px; border: 1px solid var(--color-borde); background: var(--color-superficie-2); color: var(--color-texto); border-radius: 6px; cursor: pointer; }
.panel-pie { padding: 16px 20px; border-top: 1px solid var(--color-borde); }
.total { display: flex; justify-content: space-between; font-size: 18px; margin-bottom: 12px; }
.total strong { color: var(--naranja); }

@media (max-width: 600px) { .logo img { height: 64px; } }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }