html, body, #root {
  min-height: 100%;
  margin: 0;
  padding: 0;
  background: #020302;
}

body {
  color: #fff;
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

*, *::before, *::after {
  box-sizing: border-box;
}

a {
  color: inherit;
}

::selection {
  background: var(--it-lime);
  color: var(--it-black);
}

.aud-page {
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 50% -10%, rgba(191, 215, 48, 0.14), transparent 34%),
    linear-gradient(180deg, #050605 0%, #020302 44%, #000 100%);
}

.aud-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.aud-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(18px) saturate(160%);
}

.aud-topbar-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  gap: 22px;
}

.aud-logo {
  width: 148px;
  display: block;
}

.aud-nav {
  display: flex;
  gap: 18px;
  align-items: center;
  margin-left: auto;
}

.aud-nav a {
  color: var(--fg-2);
  text-decoration: none;
  font: 800 13px var(--font-mono);
  letter-spacing: 0px;
  text-transform: uppercase;
  line-height: 1;
}

.aud-nav a:hover {
  color: var(--it-lime);
}

.aud-hero {
  position: relative;
  min-height: 660px;
  padding: 92px 0 84px;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.aud-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.14;
  background-image: radial-gradient(rgba(255, 255, 255, 0.42) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.aud-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  filter: saturate(0.76) contrast(1.05);
  mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 80%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 80%, transparent 100%);
}

.aud-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 56px;
  align-items: center;
}

.aud-kicker {
  color: var(--it-lime);
  font: 800 13px var(--font-mono);
  letter-spacing: 0px;
  text-transform: uppercase;
  line-height: 1;
}

.aud-title {
  max-width: 780px;
  margin: 18px 0 0;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(38px, 5.2vw, 64px);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.aud-lede {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--fg-2);
  font: 500 18px/1.68 var(--font-body);
}

.aud-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 32px;
}

.aud-hero-panel {
  padding: 28px;
  border: 1px solid rgba(191, 215, 48, 0.24);
  border-radius: 10px;
  background:
    radial-gradient(circle at 84% 10%, rgba(191, 215, 48, 0.10), transparent 32%),
    rgba(255, 255, 255, 0.046);
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.36);
}

.aud-panel-title {
  color: #fff;
  font: 800 22px/1.2 var(--font-body);
}

.aud-panel-list {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.aud-panel-item {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 11px;
  align-items: start;
  color: var(--fg-2);
  font: 600 14px/1.55 var(--font-body);
}

.aud-section {
  padding: 92px 0;
  border-top: 1px solid var(--border-subtle);
  background: #020302;
}

.aud-section.muted {
  background: linear-gradient(180deg, #020302 0%, #060806 100%);
}

.aud-section-header {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(280px, 0.52fr);
  gap: 42px;
  align-items: end;
  margin-bottom: 38px;
}

.aud-section-title {
  margin: 13px 0 0;
  color: #fff;
  font: 800 clamp(32px, 4vw, 52px)/1.1 var(--font-body);
  letter-spacing: 0;
}

.aud-section-text {
  margin: 0;
  color: var(--fg-2);
  font: 500 15px/1.72 var(--font-body);
}

.aud-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.aud-card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.aud-card {
  min-width: 0;
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02));
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}

.aud-card:hover {
  border-color: rgba(191, 215, 48, 0.38);
  transform: translateY(-3px);
  box-shadow: var(--shadow-premium-card), var(--glow-lime-soft);
}

.aud-card-icon {
  width: 42px;
  height: 42px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--it-lime);
  background: rgba(191, 215, 48, 0.10);
}

.aud-card-title {
  margin-top: 20px;
  color: #fff;
  font: 800 17px/1.25 var(--font-body);
}

.aud-card-text {
  margin-top: 10px;
  color: var(--fg-2);
  font: 500 13px/1.62 var(--font-body);
}

.aud-process {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.aud-step {
  min-height: 190px;
  padding: 20px;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.042);
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}

.aud-step:hover {
  border-color: rgba(191, 215, 48, 0.38);
  transform: translateY(-2px);
  box-shadow: var(--shadow-premium-card), var(--glow-lime-soft);
}

.aud-step-number {
  color: var(--it-lime);
  font: 800 24px/1 var(--font-body);
}

.aud-step-title {
  margin-top: 18px;
  color: #fff;
  font: 800 15px/1.25 var(--font-body);
}

.aud-step-text {
  margin-top: 9px;
  color: var(--fg-3);
  font: 500 12px/1.55 var(--font-body);
}

.aud-split {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1.14fr);
  gap: 52px;
  align-items: center;
}

.aud-image-card {
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.044);
  transition: border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}

.aud-image-card:hover {
  border-color: rgba(191, 215, 48, 0.22);
  box-shadow: var(--glow-lime-soft);
}

.aud-image-card img {
  width: 100%;
  display: block;
  border-radius: 7px;
  border: 1px solid var(--border-subtle);
}

.aud-cta {
  padding: 88px 0;
  background: linear-gradient(135deg, var(--it-lime) 0%, #d7f04c 100%);
  color: var(--it-black);
}

.aud-cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.68fr);
  gap: 54px;
  align-items: center;
}

.aud-cta-title {
  margin: 0;
  font: 800 clamp(30px, 4vw, 52px)/1.06 var(--font-body);
  letter-spacing: 0;
}

.aud-cta-text {
  max-width: 620px;
  margin: 16px 0 0;
  color: rgba(0, 0, 0, 0.72);
  font: 600 16px/1.65 var(--font-body);
}

.aud-cta-panel {
  position: relative;
  padding: 28px;
  border-radius: 10px;
  background: #fff;
  color: var(--it-ink);
  box-shadow: 0 26px 74px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

/* Animations for step transition */
@keyframes audCtaSlideIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes audCtaSlideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-20px);
  }
}

.aud-cta-panel-inner {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;
}

.aud-cta-panel-inner.slide-in {
  animation: audCtaSlideIn 220ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.aud-cta-panel-inner.slide-out {
  animation: audCtaSlideOut 180ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Spring-like transition for diagnostic score bar */
.aud-score-bar-fill {
  height: 100%;
  background: #7a911c;
  border-radius: 999px;
  transition: width 800ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.aud-progress-bar-fill {
  height: 100%;
  background: #7a911c;
  transition: width 480ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (prefers-reduced-motion: reduce) {
  @keyframes audCtaSlideIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  @keyframes audCtaSlideOut {
    from { opacity: 1; }
    to { opacity: 0; }
  }
  .aud-cta-panel-inner.slide-in {
    animation: audCtaSlideIn 100ms linear forwards;
  }
  .aud-cta-panel-inner.slide-out {
    animation: audCtaSlideOut 100ms linear forwards;
  }
  .aud-score-bar-fill,
  .aud-progress-bar-fill {
    transition: none !important;
  }
}

.aud-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 52px 0;
  background: #000;
}

.aud-footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) repeat(3, minmax(0, 0.65fr));
  gap: 30px;
  align-items: start;
}

.aud-footer-logo {
  width: 150px;
}

.aud-footer-text {
  max-width: 330px;
  margin: 18px 0 0;
  color: var(--fg-3);
  font: 600 13px/1.55 var(--font-body);
}

.aud-footer-title {
  color: #fff;
  font: 800 13px var(--font-mono);
  letter-spacing: 0px;
  text-transform: uppercase;
  line-height: 1;
}

.aud-footer-links {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.aud-footer-links a,
.aud-footer-links span {
  color: var(--fg-3);
  font: 600 13px var(--font-body);
  text-decoration: none;
}

.aud-footer-links a:hover {
  color: var(--it-lime);
}

@media (max-width: 980px) {
  .aud-shell {
    width: min(100% - 32px, 760px);
  }

  .aud-nav {
    display: none;
  }

  .aud-hero {
    min-height: auto;
    padding: 70px 0 66px;
  }

  .aud-hero-grid,
  .aud-section-header,
  .aud-split,
  .aud-cta-grid {
    grid-template-columns: 1fr;
  }

  .aud-card-grid,
  .aud-card-grid.three,
  .aud-process {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .aud-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .aud-shell {
    width: min(100% - 24px, 560px);
  }

  .aud-title {
    font-size: clamp(34px, 10vw, 48px);
    line-height: 0.92;
  }

  .aud-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .aud-actions > * {
    width: 100%;
  }

  .aud-section,
  .aud-cta {
    padding: 66px 0;
  }

  .aud-card-grid,
  .aud-card-grid.three,
  .aud-process,
  .aud-footer-grid {
    grid-template-columns: 1fr;
  }

  .aud-card,
  .aud-hero-panel,
  .aud-cta-panel {
    padding: 22px;
  }
}