.wrap { max-width: 1720px; margin: 0 auto; padding: 0 clamp(16px, 5vw, 88px); }

  /* ---------- Componente ---------- */
  .tl {
    --tl-cols: 4;
    --tl-gap: clamp(24px, 6vw, 108px);
    --tl-offset: 80px;              /* escalón de los elementos pares */
    --tl-ink: #3c3c3c;
    --tl-muted: #7a7a7a;
    --tl-soft: #9a9a9a;
    --tl-rule: #e2e2e2;
    --tl-ph: #f1efec;
    position: relative;
    color: var(--tl-ink);
  }
  @media (max-width: 1024px) { .tl { --tl-cols: 3; } }
  @media (max-width: 760px)  { .tl { --tl-cols: 2; --tl-offset: 48px; } }
  @media (max-width: 480px)  { .tl { --tl-cols: 1.25; --tl-offset: 0px; --tl-gap: 20px; } }

  /* Pista con scroll horizontal */
  .tl .timeline {
    list-style: none;
    margin: 0;
    padding: 0 0 var(--tl-offset);
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: calc((100% - (var(--tl-cols) - 1) * var(--tl-gap)) / var(--tl-cols));
    gap: var(--tl-gap);
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .tl .timeline::-webkit-scrollbar { display: none; }
  .tl .timeline.is-dragging { scroll-snap-type: none; scroll-behavior: auto; cursor: grabbing; }
  .tl .timeline.is-dragging * { pointer-events: none; }
  @media (hover: hover) and (pointer: fine) { .tl .timeline { cursor: grab; } }

  .tl-item { scroll-snap-align: start; min-width: 0; }
  .tl-item:nth-child(even) { transform: translateY(var(--tl-offset)); }

  .tl-item__year {
    display: block;
    font-weight: 200;
    font-size: clamp(40px, 4.2vw, 64px);
    line-height: 1;
    letter-spacing: -0.01em;
    color: var(--tl-muted);
    margin-bottom: 28px;
    font-variant-numeric: lining-nums;
  }

  .tl-item .ph {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    background: var(--tl-ph);
    user-select: none;
    -webkit-user-drag: none;
  }
  /* Imagen que no carga: placa neutra en lugar del icono roto */

  .tl-item__cap { margin: 36px 0 0; font-size: 12px; line-height: 1.5; letter-spacing: 0.14em; text-transform: uppercase; }
  .tl-item__cap b { display: block; font-weight: 600; color: var(--tl-ink); margin-bottom: 10px; }
  .tl-item__cap { color: var(--tl-soft); font-weight: 400; }

  /* Controles: rango visible + flechas */
  .tl-nav {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 48px;
  }
  .tl-nav__range {
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--tl-muted);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
    min-width: 11ch;
  }
  /* El eje: la barra entera son las 34 ediciones; el tramo oscuro, las que ves */
  .tl-nav__axis {
    position: relative;
    flex: 1;
    height: 1px;
    background: var(--tl-rule);
  }
  .tl-nav__thumb {
    position: absolute;
    top: -1px;
    left: 0;
    height: 3px;
    background: var(--tl-ink);
    transition: left .35s ease, width .35s ease;
  }
  .tl-nav__btns { display: flex; gap: 8px; }
  .tl-nav__btn {
    width: 44px; height: 44px;
    display: grid; place-items: center;
    border: 1px solid var(--tl-rule);
    border-radius: 50%;
    background: transparent;
    color: var(--tl-ink);
    cursor: pointer;
    transition: border-color .2s, opacity .2s;
  }
  .tl-nav__btn:hover:not(:disabled) { border-color: var(--tl-ink); }
  .tl-nav__btn:focus-visible { outline: 2px solid var(--tl-ink); outline-offset: 2px; }
  .tl-nav__btn:disabled { opacity: .3; cursor: default; }
  .tl-nav__btn svg { width: 16px; height: 16px; }

  @media (prefers-reduced-motion: reduce) {
    .tl .timeline { scroll-behavior: auto; }
    .tl-nav__thumb { transition: none; }
  }