.sv-signal {
  position: relative;
  overflow: hidden;
  padding: clamp(90px, 11vw, 170px) 0;
  border-block: 1px solid rgba(16,40,55,.12);
  background:
    linear-gradient(135deg, transparent 0 72%, rgba(20,155,211,.06) 72%),
    repeating-linear-gradient(135deg, transparent 0 43px, rgba(16,40,55,.045) 43px 44px),
    #f7fafb;
}

.sv-signal__inner { width: min(calc(100% - 64px), 1360px); margin-inline: auto; }
.sv-signal__head { max-width: 1050px; margin: 0 auto clamp(55px, 7vw, 90px); text-align: center; }
.sv-signal__kicker { margin: 0 0 20px; color: #149bd3; font: 800 .78rem/1.2 "DM Sans", sans-serif; letter-spacing: .14em; text-transform: uppercase; }
.sv-signal__head h2 { margin: 0; font: 400 clamp(3.5rem, 7vw, 7.5rem)/.92 "Instrument Serif", Georgia, serif; letter-spacing: -.035em; text-wrap: balance; }
.sv-signal__head h2 em { color: #149bd3; font-weight: 400; }
.sv-signal__head > p:last-child { max-width: 780px; margin: 30px auto 0; color: #687078; font: 400 clamp(1.05rem, 1.5vw, 1.35rem)/1.65 "DM Sans", sans-serif; }

.sv-signal__board {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr);
  border: 1px solid rgba(16,40,55,.18);
  background: rgba(255,255,255,.92);
  box-shadow: 0 35px 90px rgba(16,40,55,.09);
}

.sv-signal__metric { display: grid; place-items: center; min-height: 520px; padding: 50px; border-right: 1px solid rgba(16,40,55,.14); text-align: center; }
.sv-signal__dial { position: relative; display: grid; width: min(330px, 76vw); aspect-ratio: 1; place-items: center; border: 1px solid rgba(20,155,211,.35); border-radius: 50%; }
.sv-signal__dial::before,
.sv-signal__dial::after { position: absolute; inset: 10%; border: 1px solid rgba(16,40,55,.15); border-radius: inherit; content: ""; }
.sv-signal__dial::after { inset: -8%; border-color: transparent #149bd3 transparent rgba(20,155,211,.25); animation: sv-orbit 11s linear infinite; }
.sv-signal__value { position: relative; z-index: 2; display: block; font: 400 clamp(5.3rem, 8vw, 9rem)/.8 "Instrument Serif", Georgia, serif; letter-spacing: -.04em; }
.sv-signal__unit { margin-left: 7px; color: #149bd3; font: 800 clamp(1rem, 1.4vw, 1.3rem)/1 "DM Sans", sans-serif; }
.sv-signal__metric-label { position: relative; z-index: 2; max-width: 230px; margin-top: 22px; color: #646b70; font: 750 .72rem/1.45 "DM Sans", sans-serif; letter-spacing: .1em; text-transform: uppercase; }

.sv-signal__flow { padding: clamp(45px, 6vw, 80px); }
.sv-signal__flow-title { display: flex; justify-content: space-between; gap: 20px; color: #656c72; font: 800 .72rem/1.2 "DM Sans", sans-serif; letter-spacing: .1em; text-transform: uppercase; }
.sv-signal__track { position: relative; height: 4px; margin: 38px 0 58px; background: #dce5e9; }
.sv-signal__track::before { position: absolute; inset: 0 auto 0 0; width: 0; background: #149bd3; content: ""; transition: width 1.6s cubic-bezier(.2,.8,.2,1); }
.sv-signal.is-visible .sv-signal__track::before { width: 100%; }
.sv-signal__dot { position: absolute; top: 50%; width: 17px; height: 17px; border: 4px solid #fff; border-radius: 50%; background: #149bd3; box-shadow: 0 0 0 7px rgba(20,155,211,.12); transform: translate(-50%,-50%) scale(0); transition: transform .45s ease; }
.sv-signal__dot:nth-child(1) { left: 0; }
.sv-signal__dot:nth-child(2) { left: 50%; transition-delay: .55s; }
.sv-signal__dot:nth-child(3) { left: 100%; transition-delay: 1.1s; }
.sv-signal.is-visible .sv-signal__dot { transform: translate(-50%,-50%) scale(1); }
.sv-signal__steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.sv-signal__step { min-height: 230px; padding: 30px; border: 1px solid rgba(16,40,55,.13); background: #fff; opacity: 0; transform: translateY(25px); transition: opacity .55s ease, transform .55s ease, border-color .35s ease; }
.sv-signal__step:nth-child(2) { transition-delay: .15s; }
.sv-signal__step:nth-child(3) { transition-delay: .3s; }
.sv-signal.is-visible .sv-signal__step { opacity: 1; transform: none; }
.sv-signal__step:hover { border-color: rgba(20,155,211,.65); }
.sv-signal__step span { color: #149bd3; font: 800 .72rem/1 "DM Sans", sans-serif; }
.sv-signal__step strong { display: block; margin-top: 42px; font: 400 clamp(1.7rem, 2.6vw, 2.7rem)/1 "Instrument Serif", Georgia, serif; }
.sv-signal__step p { margin: 18px 0 0; color: #697178; font: 400 .96rem/1.6 "DM Sans", sans-serif; text-align: left; }

.sv-marquee { overflow: hidden; border-block: 1px solid rgba(255,255,255,.25); background: #149bd3; color: #fff; }
.sv-marquee__track { display: flex; width: max-content; animation: sv-marquee 26s linear infinite; }
.sv-marquee__item { flex: none; padding: 25px 38px; font: 750 clamp(1rem, 1.5vw, 1.35rem)/1 "DM Sans", sans-serif; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.sv-marquee__item::after { margin-left: 76px; content: "✦"; }

@keyframes sv-orbit { to { transform: rotate(360deg); } }
@keyframes sv-marquee { to { transform: translateX(-50%); } }

@media (max-width: 900px) {
  .sv-signal__board { grid-template-columns: 1fr; }
  .sv-signal__metric { min-height: 420px; border-right: 0; border-bottom: 1px solid rgba(16,40,55,.14); }
}

@media (max-width: 680px) {
  .sv-signal__inner { width: min(calc(100% - 32px), 1360px); }
  .sv-signal__head h2 { font-size: clamp(3rem, 15vw, 4.6rem); }
  .sv-signal__metric { min-height: 350px; padding: 38px 20px; }
  .sv-signal__flow { padding: 38px 18px; }
  .sv-signal__steps { grid-template-columns: 1fr; }
  .sv-signal__step { min-height: 0; padding: 26px; }
  .sv-signal__step strong { margin-top: 28px; }
  .sv-signal__flow-title { font-size: .62rem; }
}

@media (prefers-reduced-motion: reduce) {
  .sv-signal__dial::after, .sv-marquee__track { animation: none; }
  .sv-signal__track::before { width: 100%; }
  .sv-signal__dot { transform: translate(-50%,-50%) scale(1); }
  .sv-signal__step { opacity: 1; transform: none; }
}