.brand .mark { gap: 1px; letter-spacing: -.15em; }
.brand .mark span { color: #fff; font-size: .68em; }
.brand b { color: var(--cyan); }

/* Segunda marca: monograma TD para el footer, wordmark completo en la cabecera. */
.foot .brand .mark { width: 40px; height: 40px; border-radius: 12px; }
.footin { align-items: flex-start; }
.footin > div:nth-child(2) { line-height: 1.8; }
.footin a { color: var(--cyan); }

/* Plano de datos con perspectiva: se mueve lentamente sin interferir con el contenido. */
.hero::before {
    content: "";
    position: absolute;
    z-index: 1;
    inset: 35% -20% -55%;
    opacity: .45;
    background-image: linear-gradient(rgba(77,227,232,.2) 1px, transparent 1px), linear-gradient(90deg, rgba(77,227,232,.2) 1px, transparent 1px);
    background-size: 68px 68px;
    transform: perspective(650px) rotateX(58deg);
    animation: tech-grid 14s linear infinite;
}
.hero::after { z-index: 1; }
.hero-content, .hero-note { z-index: 2; }
@keyframes tech-grid { to { background-position: 0 68px, 68px 0; } }

@media (prefers-reduced-motion: reduce) { .hero::before { animation: none; } }

.top .brand { width: 190px; height: 48px; background: url('logo-tdc.svg') left center / contain no-repeat; }
.top .brand > * { visibility: hidden; }
.services .cards { gap: 16px; border: 0; background: transparent; }
.services .card { min-height: 310px; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 12px 30px rgba(7,18,31,.045); }
.services .card:nth-child(odd) { background: #f8fbfd; }
.services .card h3 { margin-top: 3.3rem; font-size: 1.4rem; }
.foot { padding: 4rem 0 2.5rem; }
.foot::before { content: 'The Data Company es una empresa del grupo QuadraProfile SpA · RUT 78.407.157-K · Privacidad · Cookies'; display: block; width: min(1180px,calc(100% - 48px)); margin: 0 auto 2rem; padding-bottom: 1.2rem; border-bottom: 1px solid rgba(255,255,255,.15); color: #b9cad7; font-size: .8rem; }