.bartender-title {
  font-family: "SF-Pro-20", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  letter-spacing: -0.08rem;
  font-weight: 650;
}

.bartender-five {
  font-family: Courier, "Courier New", monospace;
  font-size: 1.5em;
  font-weight: 700;
  margin-left: -2.2rem;
}

.infinity-mark {
  align-items: center;
  display: inline-flex;
  font-family: "SF-Pro-20", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 300;
  justify-content: center;
  line-height: 1;
}

.nav-infinity {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: #ffffff;
  color: white;
  font-size: 24px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.16);
}

.vertical-infinity {
  transform: rotate(90deg);
  transform-origin: center;
}

.nav-infinity .vertical-infinity {
  color: #050505;
}

.hero-infinity-wrap {
  display: grid;
  width: min(76vw, 340px);
  aspect-ratio: 1;
  place-items: center;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 28%;
  background:
    radial-gradient(circle at 30% 24%, rgba(255, 255, 255, 0.12), transparent 30%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.01));
  box-shadow:
    0 40px 100px rgba(0, 0, 0, 0.62),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.hero-infinity {
  color: white;
  font-size: clamp(8rem, 24vw, 17rem);
  text-shadow: 0 18px 70px rgba(255, 255, 255, 0.22);
}

#heroCanvas {
  background:
    radial-gradient(circle at 35% 25%, rgba(255, 255, 255, 0.08), transparent 28%),
    linear-gradient(180deg, #050505 0%, #0a0a0a 58%, #000 100%);
  opacity: 0.68;
}

header .relative.z-10 {
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.88);
}

.frequency-how {
  background: rgb(14, 24, 33);
}

.frequency-demo {
  margin-top: 34px;
  text-align: center;
}

.frequency-demo-kicker {
  color: white;
  font-size: clamp(1.35rem, 3vw, 2.55rem);
  font-weight: 650;
  line-height: 1.1;
  margin: 0 auto 18px;
  text-shadow: 0 0 28px rgba(255, 255, 255, 0.42);
}

.frequency-player {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  background: #030303;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.48);
}

.frequency-video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.frequency-video:not(.is-active) {
  display: none;
}

.frequency-switcher {
  position: absolute;
  right: 16px;
  top: 16px;
  left: 16px;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.78);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(18px);
}

.frequency-option {
  display: grid;
  min-width: 0;
  place-items: center;
  gap: 2px;
  padding: 13px 10px 12px;
  border: 1px solid transparent;
  border-radius: 13px;
  color: rgba(255, 255, 255, 0.72);
  transition:
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.frequency-option:hover,
.frequency-option.is-active {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  box-shadow:
    inset 0 0 26px rgba(255, 255, 255, 0.08),
    0 0 30px rgba(255, 255, 255, 0.15);
}

.frequency-option:hover {
  transform: translateY(-1px);
}

.frequency-symbol {
  color: white;
  font-size: clamp(1.75rem, 4vw, 3rem);
  line-height: 1;
  text-shadow: 0 0 22px rgba(255, 255, 255, 0.72);
}

.frequency-name {
  font-size: clamp(0.9rem, 2vw, 1.2rem);
  font-weight: 800;
  line-height: 1.1;
}

.frequency-hz {
  color: rgba(255, 255, 255, 0.58);
  font-size: clamp(0.78rem, 1.6vw, 1rem);
  font-weight: 800;
}

.frequency-demo-copy {
  max-width: 720px;
  margin: 22px auto 0;
}

.frequency-demo-copy h4 {
  color: white;
  font-size: clamp(1.45rem, 2.6vw, 2rem);
  font-weight: 300;
  margin-bottom: 8px;
}

.frequency-demo-copy p {
  color: rgba(255, 255, 255, 0.76);
  margin-bottom: 0;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0 0 18px;
}

.faq-item + .faq-item {
  padding-top: 18px;
}

.faq-item summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary span:first-child {
  color: white;
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 300;
  line-height: 1.2;
}

.faq-arrow {
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  display: inline-flex;
  flex: 0 0 auto;
  font-size: 1.2rem;
  height: 34px;
  justify-content: center;
  transition:
    background 180ms ease,
    color 180ms ease,
    transform 180ms ease;
  width: 34px;
}

.faq-item[open] .faq-arrow {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  transform: rotate(180deg);
}

.faq-item p {
  color: rgba(255, 255, 255, 0.72);
  margin: 14px 52px 0 0;
}

.video-placeholder {
  display: grid;
  min-height: 260px;
  align-content: end;
  gap: 8px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background:
    linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.54) 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 6px, transparent 6px 18px),
    radial-gradient(circle at 32% 32%, rgba(96, 165, 250, 0.28), transparent 34%),
    #05070d;
  overflow: hidden;
}

.media-frame {
  border-radius: 18px;
  overflow: hidden;
}

.editable-media {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: inherit;
  object-fit: cover;
}

.feature-media {
  aspect-ratio: auto;
}

.video-placeholder.is-after {
  background:
    linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.54) 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 6px, transparent 6px 18px),
    radial-gradient(circle at 64% 35%, rgba(74, 222, 128, 0.26), transparent 34%),
    #05070d;
}

.video-placeholder span {
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.video-placeholder strong {
  color: white;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.05;
}

.mobile-menu {
  display: grid;
  gap: 2px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 10, 10, 0.96);
  padding: 10px 20px 16px;
  backdrop-filter: blur(18px);
}

.mobile-menu a {
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 12px;
}

.mobile-menu a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: white;
}

.logo-strip {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
}

.logo-strip-title {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
  font-weight: 500;
}

.logo-strip-item {
  align-items: center;
  display: inline-flex;
  filter: grayscale(1);
  justify-content: center;
  opacity: 0.78;
  transition:
    filter 180ms ease,
    opacity 180ms ease,
    transform 180ms ease;
}

.logo-strip-item:hover {
  filter: grayscale(0);
  opacity: 1;
  transform: translateY(-2px);
}

.logo-strip-logo {
  max-width: min(260px, 74vw);
  object-fit: contain;
}

img {
  height: auto;
}

p {
  line-height: 1.62;
}

@media (max-width: 1024px) {
  .frequency-switcher {
    right: 10px;
    top: 10px;
    left: 10px;
    gap: 6px;
    padding: 6px;
    border-radius: 14px;
  }

  .frequency-option {
    padding: 9px 6px 8px;
    border-radius: 10px;
  }

  .frequency-symbol {
    font-size: clamp(1.25rem, 6vw, 2rem);
  }

  .frequency-name {
    font-size: clamp(0.72rem, 2.8vw, 0.95rem);
  }

  .frequency-hz {
    font-size: clamp(0.66rem, 2.4vw, 0.82rem);
  }
}

@media (max-width: 640px) {
  .bartender-title {
    letter-spacing: -0.05rem;
  }

  .bartender-five {
    margin-left: -1.35rem;
  }

  .frequency-demo {
    margin-top: 26px;
  }

  .frequency-switcher {
    top: 8px;
    right: 8px;
    left: 8px;
  }

  .frequency-option {
    min-height: 68px;
  }

  .grid.grid-cols-2.gap-4 {
    grid-template-columns: 1fr;
  }
}