/* Sustainability: three sourced facts, the frequency loop, how Ugo helps. */
.sus-head .t-lead { max-width: 46ch; }

.sus-facts .label { display: block; margin-bottom: 28px; }
.facts { display: grid; gap: 34px; }
@media (min-width: 900px) { .facts { grid-template-columns: repeat(3, 1fr); gap: 40px; } }
.facts li { border-top: 1px solid var(--line-2); padding-top: 22px; }
.facts__num {
  display: block; margin-bottom: 14px;
  font-size: clamp(3rem, 6vw, 5.2rem); line-height: .95; letter-spacing: -0.045em; font-weight: 600;
  color: var(--fg);
  background: linear-gradient(180deg, var(--fg) 30%, var(--accent) 140%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.facts p { color: var(--fg-2); max-width: 34ch; font-size: 16px; }
.facts__ref {
  display: inline-block; margin-left: 4px; vertical-align: super; font-size: 10px; line-height: 1;
  font-family: var(--font-mono); color: var(--accent); text-decoration: none;
}
.facts__ref:hover { color: var(--accent-2); }

/* frequency section */
.sus-freq { display: grid; gap: 40px; align-items: center; }
@media (min-width: 980px) { .sus-freq { grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: clamp(40px, 5vw, 80px); } }
.sus-freq__copy h2 { max-width: 14ch; }
.sus-freq__copy .t-body { display: grid; gap: 16px; margin-top: 26px; }

.freq {
  margin: 0; min-width: 0; overflow: hidden;
  border: 1px solid #3a3242; border-radius: 4px; background: #110f15;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 22px 70px rgba(0,0,0,.2);
}
.freq__meta {
  display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 6px 20px;
  padding: 12px clamp(14px, 2vw, 22px) 11px; border-bottom: 1px solid #2c2633; font-size: 10px;
}
.freq__static { color: var(--accent-2); }
.freq__where { color: var(--fg-3); }
.freq__tabs { display: flex; gap: 4px 18px; }
.freq__tabs[hidden] { display: none; }
.freq__tabs button {
  position: relative; padding: 2px 0; border: 0; background: none; cursor: pointer;
  font: inherit; letter-spacing: inherit; text-transform: inherit; color: var(--fg-3);
  transition: color .25s var(--ease);
}
.freq__tabs button::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -12px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.freq__tabs button:hover { color: var(--fg-2); }
.freq__tabs button[aria-selected="true"] { color: var(--accent-2); }
.freq__tabs button[aria-selected="true"]::after { transform: scaleX(1); }
.freq__stage { position: relative; background: #0c0a0f; aspect-ratio: 640 / 380; }
.freq__canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.freq__nojs { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; padding: 28px; text-align: center; color: var(--fg-2); font-size: 14px; }
.freq.is-live .freq__nojs { width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.freq figcaption {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px;
  padding: 12px clamp(14px, 2vw, 22px) 14px; border-top: 1px solid #2c2633;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .05em; text-transform: uppercase; color: var(--fg-3);
}
.freq__legend { display: inline-flex; align-items: center; gap: 7px; color: var(--fg-2); }
.freq__legend i { display: inline-block; width: 14px; height: 7px; border-radius: 2px; }
.freq__legend .k-driven { background: #e9e2ea; }
.freq__legend .k-ugo { background: #d9a6d0; box-shadow: 0 0 8px rgba(217,166,208,.6); }
.freq__legend .k-pax { width: 6px; height: 6px; border-radius: 50%; background: var(--signal); }
.freq__note { flex-basis: 100%; text-transform: none; letter-spacing: .02em; font-size: 11px; color: var(--fg-3); }

/* sources */
.band--sources { padding-block: clamp(48px, 6vw, 80px); }
.sources { counter-reset: src; display: grid; gap: 10px; }
.sources li { counter-increment: src; position: relative; padding-left: 28px; color: var(--fg-3); font-size: 14px; line-height: 1.5; max-width: 72ch; }
.sources li::before { content: counter(src); position: absolute; left: 0; top: 1px; font-family: var(--font-mono); font-size: 11px; color: var(--accent); }
.sources a { color: var(--fg-2); text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }
.sources a:hover { color: var(--fg); text-decoration-color: var(--accent); }