/* ===== LOOP ===== */
.loop-section {
  background:
    radial-gradient(ellipse at 50% 50%, #4a9eff06 0%, transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-mid) 100%);
}

.loop-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.loop-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 150px;
  padding: 12px 6px;
}

.loop-node .num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 10px;
  border: 2px solid;
  box-shadow: 0 0 20px currentColor;
}

.loop-node:nth-child(1) .num { border-color: var(--red); color: var(--red-light); }
.loop-node:nth-child(3) .num { border-color: var(--blue); color: var(--blue); }
.loop-node:nth-child(5) .num { border-color: var(--green); color: var(--green); }
.loop-node:nth-child(7) .num { border-color: var(--orange); color: var(--orange); }
.loop-node:nth-child(9) .num { border-color: var(--purple); color: var(--purple); }

.loop-node h4 { font-size: 13px; font-weight: 700; margin-bottom: 3px; }
.loop-node p { font-size: 11px; color: var(--text-dim); }

.loop-connector { font-size: 18px; color: var(--text-dim); padding-bottom: 44px; }

.loop-curve { max-width: 780px; margin: 0 auto 12px; }
.loop-curve svg { width: 100%; height: 44px; }

.loop-label { text-align: center; font-size: 14px; color: var(--text-dim); }