/* /bases-ia (2026-10-26): usa la base de funciones-v2.css (.fx-*) y añade
   la rejilla de logos, los niveles de IA y las tarjetas de cristal propias. */

.bx-sub { margin-left: auto; margin-right: auto; }

/* ── Las 10 fuentes ── */
.bx-logos {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1px;
    margin: 2.6rem 0 0;
    padding: 0;
    list-style: none;
    border-radius: 20px;
    overflow: hidden;
    background: var(--fx-line);
    border: 1px solid var(--fx-line);
}
.bx-logos li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    padding: 1.8rem 1rem 1.6rem;
    background: var(--fx-bg);
    text-align: center;
    transition: background-color .25s ease;
}
.bx-logos li:hover { background: #15143a; }
.bx-logos img {
    width: 44px;
    height: 44px;
    border-radius: 11px;
    box-shadow: 0 8px 20px -8px rgba(0, 0, 0, .7);
    transition: transform .25s ease;
}
.bx-logos li:hover img { transform: translateY(-2px); }
.bx-logos b { margin-top: .4rem; font: 600 .95rem/1.2 var(--fx-sans); color: #fff; }
.bx-logos span { font: 400 .78rem/1.3 var(--fx-sans); color: var(--fx-muted); }

/* ── Niveles de IA ── */
.bx-tiers {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2.6rem;
}
.bx-tier {
    padding: 2rem 1.8rem;
    border-radius: 20px;
    background: var(--fx-card);
    border: 1px solid var(--fx-line);
}
.bx-tier i {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, .45), rgba(56, 189, 248, .3));
    color: #fff;
    font-size: 1.05rem;
}
.bx-tier h3 { margin: 1.2rem 0 .4rem; font: 700 1.3rem/1.2 var(--fx-sans); letter-spacing: -.02em; color: #fff; }
.bx-tier p { margin: 0; font: 400 .95rem/1.5 var(--fx-sans); color: var(--fx-muted); }
.bx-tier-top {
    background:
        radial-gradient(ellipse 80% 70% at 50% 0%, rgba(139, 92, 246, .35), transparent 70%),
        var(--fx-card);
    border-color: rgba(167, 139, 250, .45);
    box-shadow: 0 0 40px -12px rgba(139, 92, 246, .6);
}

/* ── Tarjetas de cristal ── */
.bx-conectadas {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .7rem 1rem;
    border-radius: 999px;
    font: 600 .82rem/1 var(--fx-sans);
    color: #e0e7ff;
}
.bx-dot { width: 8px; height: 8px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 10px #4ade80; }
.bx-mini-logos { display: flex; margin-left: .2rem; }
.bx-mini-logos img { width: 18px; height: 18px; border-radius: 5px; margin-left: -4px; box-shadow: 0 0 0 2px rgba(17, 15, 45, .9); }

.bx-relevo { width: min(56%, 250px); display: grid; gap: .55rem; padding: .8rem .9rem; }
.bx-relevo div { display: flex; align-items: center; gap: .55rem; font: 600 .78rem/1 var(--fx-sans); color: #e0e7ff; }
.bx-relevo em { margin-left: auto; font: 500 .7rem/1 var(--fx-sans); font-style: normal; color: var(--fx-muted); }
.bx-st { width: 8px; height: 8px; border-radius: 50%; }
.bx-st-warn { background: #fbbf24; box-shadow: 0 0 8px #fbbf24; }
.bx-st-ok { background: #4ade80; box-shadow: 0 0 8px #4ade80; animation: fxLatido 1.6s ease-in-out infinite; }

/* ── Tablet ── */
@media (max-width: 980px) {
    .bx-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .bx-tiers { grid-template-columns: minmax(0, 1fr); max-width: 520px; margin-left: auto; margin-right: auto; }
}

/* ── Móvil ── */
@media (max-width: 600px) {
    .bx-logos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .bx-logos li { padding: 1.3rem .7rem; }
    .bx-logos img { width: 38px; height: 38px; }
    .bx-logos b { font-size: .86rem; }
    .bx-logos span { font-size: .72rem; }
    .bx-tier { padding: 1.5rem 1.4rem; }
    .bx-relevo { width: 60%; padding: .55rem .65rem; gap: .35rem; }
    .bx-relevo div { font-size: .66rem; }
    .bx-conectadas { font-size: .72rem; padding: .55rem .8rem; }
}

@media (prefers-reduced-motion: reduce) {
    .bx-st-ok { animation: none; }
}

.bx-h1 { font-size: clamp(2.2rem, 4vw, 3.5rem); }

/* La tarjeta del relevo va centrada sobre la base del cilindro: a los lados hay logos */
.bx-centro { left: 50%; bottom: 5%; transform: translateX(-50%); }