/* ============================================================
   EECG — Business mix (interactive animated donut)
   ============================================================ */
.eecg-mix {
  --ink: #1a1a1a;
  --muted: #6b6b6b;
  --line: rgba(26, 26, 26, 0.12);
  --ember: #e85d3a;
  position: relative;
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background: #fff;
  padding: clamp(3rem, 7vw, 6rem) clamp(1.15rem, 5vw, 4rem);
  overflow: hidden;
}
.eecg-mix::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(232, 93, 58, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(232, 93, 58, 0.12) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 100%);
  pointer-events: none;
}
.eecg-mix * { box-sizing: border-box; }

.eecg-mix__wrap { position: relative; max-width: 1180px; margin: 0 auto; }

.eecg-mix__k {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ember);
  display: inline-flex; align-items: center; gap: 0.6rem;
  margin: 0 0 0.9rem;
}
.eecg-mix__k::before { content: ""; width: 28px; height: 1px; background: var(--ember); }
.eecg-mix__h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.75rem, 3.6vw, 2.9rem);
  line-height: 1.06; letter-spacing: -0.03em; font-weight: 500;
  color: var(--ink); margin: 0 0 0.8rem;
}
.eecg-mix__lead { color: var(--muted); font-size: 1rem; line-height: 1.7; max-width: 56ch; margin: 0; }

.eecg-mix__grid {
  margin-top: 2.6rem;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  align-items: stretch;
}

/* ---- chart ---- */
.eecg-mix__chart {
  background: #fff;
  padding: clamp(1.4rem, 3vw, 2.4rem);
  display: grid;
  place-items: center;
  position: relative;
}
.eecg-donut { position: relative; width: 100%; max-width: 330px; aspect-ratio: 1; }
.eecg-donut svg { width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.eecg-donut__seg {
  fill: none;
  stroke-width: 26;
  stroke-linecap: butt;
  cursor: pointer;
  transition: stroke-width 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.3s ease;
  transform-origin: 50% 50%;
}
.eecg-donut__seg.is-active { stroke-width: 34; }
.eecg-donut.has-active .eecg-donut__seg:not(.is-active) { opacity: 0.28; }
.eecg-donut__center {
  position: absolute;
  inset: 24%;
  display: grid;
  place-content: center;
  text-align: center;
  pointer-events: none;
}
.eecg-donut__val {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem; font-weight: 600; line-height: 1;
  color: var(--ink);
  letter-spacing: -0.03em;
}
.eecg-donut__lab {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted); margin-top: 0.5rem;
}

/* ---- legend ---- */
.eecg-mix__legend { background: #fff; display: flex; flex-direction: column; }
.eecg-leg {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem clamp(1.1rem, 2.5vw, 1.8rem);
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  background: none;
  border-left: 0; border-right: 0; border-top: 0;
  width: 100%;
  text-align: left;
  transition: background 0.3s ease, padding-left 0.3s ease;
  flex: 1;
}
.eecg-leg:last-child { border-bottom: 0; }
.eecg-leg:hover, .eecg-leg.is-active { background: #fff8f5; padding-left: calc(clamp(1.1rem, 2.5vw, 1.8rem) + 6px); }
.eecg-leg__n {
  font-family: 'Space Mono', monospace;
  font-size: 0.66rem; letter-spacing: 0.1em;
  color: var(--muted);
}
.eecg-leg__name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem; font-weight: 500; color: var(--ink);
  display: flex; align-items: center; gap: 0.65rem;
}
.eecg-leg__dot {
  width: 10px; height: 10px; border-radius: 50%;
  flex: 0 0 auto;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.eecg-leg.is-active .eecg-leg__dot, .eecg-leg:hover .eecg-leg__dot { transform: scale(1.5); }
.eecg-leg__meta { font-size: 0.83rem; color: var(--muted); margin-top: 0.25rem; }
.eecg-leg__pct {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem; font-weight: 600;
  color: var(--ember);
  font-variant-numeric: tabular-nums;
}
.eecg-leg__bar {
  grid-column: 2 / -1;
  height: 3px;
  background: rgba(26, 26, 26, 0.08);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 0.55rem;
}
.eecg-leg__bar i {
  display: block; height: 100%; width: 0;
  transition: width 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}

/* reveal */
.eecg-mix [data-mix-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.eecg-mix [data-mix-reveal].is-in { opacity: 1; transform: none; }

@media (max-width: 991px) {
  .eecg-mix__grid { grid-template-columns: 1fr; }
  .eecg-donut { max-width: 280px; }
}