.faq-page {
  background: radial-gradient(1200px 720px at 90% -12%, rgba(0, 245, 213, 0.18), transparent 55%),
    radial-gradient(880px 560px at 0% 20%, rgba(18, 179, 255, 0.18), transparent 60%),
    linear-gradient(160deg, rgba(3, 12, 20, 0.96), rgba(3, 12, 20, 0.88)),
    var(--bg);
}

.faq-hero {
  padding: 140px 0 80px;
}

.faq-hero__layout {
  display: grid;
  gap: 48px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.faq-hero__content h1 {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  margin-bottom: 16px;
}

.faq-hero__content .lead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.eyebrow {
  letter-spacing: 0.3em;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 26px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.signal-orbit {
  position: relative;
  width: min(420px, 90vw);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: radial-gradient(circle, rgba(2, 18, 30, 0.85), rgba(2, 8, 14, 0.95));
  box-shadow: var(--shadow);
  border: 1px solid rgba(0, 245, 213, 0.2);
}

.signal-orbit__ring {
  position: absolute;
  inset: 14%;
  border-radius: 50%;
  border: 1px dashed rgba(0, 245, 213, 0.28);
  animation: orbit-spin 18s linear infinite;
}

.signal-orbit__ring--inner {
  inset: 28%;
  border-style: solid;
  border-color: rgba(18, 179, 255, 0.35);
  animation-duration: 12s;
}

.signal-orbit__pulse {
  position: absolute;
  inset: 36%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 245, 213, 0.3), transparent 65%);
  animation: orbit-pulse 4.5s ease-in-out infinite;
}

.signal-orbit__core {
  text-align: center;
  z-index: 2;
}

.signal-orbit__core span {
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
}

.signal-orbit__core small {
  color: var(--muted);
}

.signal-orbit__node {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: rotate(var(--angle)) translate(0, -180px) rotate(calc(var(--angle) * -1));
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(9, 18, 34, 0.8);
  border: 1px solid rgba(0, 245, 213, 0.3);
  font-size: 0.85rem;
  color: var(--text);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.hero-infomers {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.info-card {
  padding: 18px 20px;
  border-radius: 18px;
  background: var(--panel);
  border: 1px solid rgba(0, 245, 213, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.pulse-meter {
  display: flex;
  gap: 6px;
  margin-top: 14px;
}

.pulse-meter span {
  display: block;
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(0, 245, 213, 0.25);
  animation: pulse-meter 1.8s ease-in-out infinite;
}

.pulse-meter span:nth-child(2) {
  animation-delay: 0.2s;
}

.pulse-meter span:nth-child(3) {
  animation-delay: 0.4s;
}

.pulse-meter span:nth-child(4) {
  animation-delay: 0.6s;
}

.info-stack {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.section-head {
  margin-bottom: 32px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.section-head p {
  color: var(--muted);
  max-width: 720px;
}

.faq-intro,
.flow-map,
.pricing,
.calc,
.faq,
.cta {
  padding: 80px 0;
}

.intro-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.intro-card {
  padding: 20px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid rgba(0, 245, 213, 0.2);
}

.intro-card ul {
  padding-left: 18px;
  color: var(--muted);
}

.flow-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.flow-node {
  padding: 20px;
  border-radius: 16px;
  background: rgba(5, 14, 24, 0.8);
  border: 1px solid rgba(18, 179, 255, 0.2);
  position: relative;
}

.flow-index {
  font-weight: 800;
  color: var(--accent);
  font-size: 1.2rem;
}

.pricing-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.price-card {
  padding: 22px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid rgba(0, 245, 213, 0.2);
}

.price-card--accent {
  background: linear-gradient(160deg, rgba(0, 245, 213, 0.18), rgba(5, 14, 24, 0.9));
  border-color: rgba(0, 245, 213, 0.45);
}

.price-tag {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(3, 10, 16, 0.8);
  text-align: center;
}

.price-tag span {
  font-size: 1.6rem;
  font-weight: 800;
}

.calc-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: start;
}

.calc-controls label {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--muted);
}

.calc-controls input[type='range'] {
  width: 100%;
}

.calc-value {
  font-weight: 700;
  color: var(--text);
}

.calc-output {
  display: grid;
  gap: 16px;
}

.calc-card {
  padding: 18px;
  border-radius: 18px;
  background: rgba(9, 18, 34, 0.82);
  border: 1px solid rgba(0, 245, 213, 0.2);
}

.calc-card strong {
  font-size: 1.6rem;
  display: block;
  margin-top: 8px;
}

.efficiency-bar {
  height: 12px;
  background: rgba(0, 245, 213, 0.12);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 10px;
}

.efficiency-bar span {
  display: block;
  height: 100%;
  width: 50%;
  background: linear-gradient(90deg, rgba(0, 245, 213, 0.8), rgba(18, 179, 255, 0.8));
  border-radius: inherit;
  transition: width 0.4s ease;
}

.faq-grid {
  display: grid;
  gap: 16px;
}

.faq-item {
  border-radius: 18px;
  border: 1px solid rgba(0, 245, 213, 0.22);
  background: rgba(5, 14, 24, 0.9);
  overflow: hidden;
}

.faq-toggle {
  width: 100%;
  padding: 18px 22px;
  background: transparent;
  border: none;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  cursor: pointer;
}

.faq-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--accent);
  inset: 4px;
}

.faq-icon::after {
  transform: rotate(90deg);
  transition: transform 0.3s ease;
}

.faq-item[data-open='true'] .faq-icon::after {
  transform: rotate(0deg);
}

.faq-content {
  padding: 0 22px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-content p {
  color: var(--muted);
  margin-bottom: 18px;
}

.cta-card {
  padding: 32px;
  border-radius: 24px;
  background: linear-gradient(140deg, rgba(0, 245, 213, 0.18), rgba(5, 14, 24, 0.95));
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(0, 245, 213, 0.3);
}

@keyframes orbit-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.12);
    opacity: 0.9;
  }
}

@keyframes pulse-meter {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
}

@media (max-width: 720px) {
  .faq-hero {
    padding-top: 120px;
  }

  .signal-orbit__node {
    transform: rotate(var(--angle)) translate(0, -140px) rotate(calc(var(--angle) * -1));
  }

  .cta-card {
    text-align: left;
  }
}