/* ===== Vertical infographic timeline structure ===== */
.timeline-hero { display: flex; flex-wrap: wrap; gap: 2.6rem; align-items: center; }
.timeline-hero__copy { flex: 1 1 420px; min-width: 0; }
.timeline-hero__widget { flex: 1 1 380px; min-width: 0; }
.timeline-hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; }
.section-tag {
  display: inline-flex; align-items: center; gap: 0.5em; background: var(--color-bg-alt); color: var(--color-secondary);
  font-weight: 700; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.4em 0.9em;
  border-radius: 999px; margin-bottom: 0.8em;
}

/* ===== Momentum (sigmoid) widget ===== */
.momentum-widget { background: var(--color-surface); border: 1px solid var(--color-bg-alt); border-radius: var(--radius); padding: 1.8rem; box-shadow: 0 10px 28px var(--shadow-color); }
.momentum-widget__readout { text-align: center; margin-bottom: 1rem; }
.momentum-widget__score { display: block; font-family: var(--ff-head); font-size: 2.2rem; color: var(--color-primary); }
.momentum-widget__category { display: block; font-size: 0.78rem; color: var(--color-secondary); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.2rem; }
.momentum-widget__art svg { width: 100%; height: auto; }
.momentum-curve-path { fill: none; stroke: var(--color-bg-alt); stroke-width: 4; stroke-linecap: round; }
.momentum-marker-ring { fill: none; stroke: var(--color-secondary); stroke-width: 2; opacity: 0.45; }
.momentum-marker-dot { fill: var(--color-primary); }
.momentum-widget__field-top { display: flex; justify-content: space-between; font-size: 0.88rem; font-weight: 600; margin: 1.2rem 0 0.4rem; }
.momentum-widget__field-top span:last-child { color: var(--color-primary); }

/* ===== Vertical timeline list ===== */
.timeline { display: flex; flex-direction: column; gap: 2.4rem; max-width: 720px; margin: 0 auto; }
.timeline-item { position: relative; display: flex; gap: 1.4rem; align-items: flex-start; }
.timeline-item__node {
  flex-shrink: 0; width: 56px; height: 56px; border-radius: 50%; background: var(--color-primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-family: var(--ff-head); font-size: 1.05rem;
  position: relative; z-index: 2;
}
.timeline-item:not(:last-child) .timeline-item__node::after {
  content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  width: 3px; height: 2.4rem; background: var(--color-secondary); opacity: 0.3;
}
.timeline-item__body { display: flex; gap: 0.9rem; align-items: flex-start; padding-top: 0.3rem; }
.timeline-item__icon {
  flex-shrink: 0; width: 40px; height: 40px; border-radius: 50%; background: var(--color-bg-alt);
  display: flex; align-items: center; justify-content: center;
}
.timeline-item__icon svg { width: 22px; height: 22px; }
.timeline-item__text h3 { margin-bottom: 0.2em; }
.timeline-item__text p { margin: 0; color: var(--color-muted); font-size: 0.92rem; max-width: 46ch; }