* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

a {
  color: inherit;
}

/* —— Waitlist landing (isoaworldapp.com) —— */
.waitlist-page {
  --iso-orange: #f06a22;
  --iso-orange-deep: #c94d12;
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: #ffffff;
  font-family: 'Figtree', system-ui, sans-serif;
  background: #050505;
}

.waitlist-atmosphere {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(240, 106, 34, 0.28), transparent 55%),
    radial-gradient(ellipse 50% 40% at 90% 80%, rgba(240, 106, 34, 0.1), transparent 50%),
    radial-gradient(ellipse 40% 30% at 10% 70%, rgba(255, 255, 255, 0.04), transparent 45%),
    linear-gradient(180deg, #0a0a0a 0%, #050505 55%, #000 100%);
  pointer-events: none;
}

.waitlist-glow {
  position: absolute;
  left: 50%;
  bottom: -20%;
  width: 70vw;
  height: 50vh;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(240, 106, 34, 0.22), transparent 65%);
  filter: blur(8px);
  pointer-events: none;
  animation: waitlist-pulse 5.5s ease-in-out infinite;
}

@keyframes waitlist-pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: translateX(-50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translateX(-50%) scale(1.06);
  }
}

.waitlist-shell {
  position: relative;
  z-index: 1;
  max-width: 42rem;
  margin: 0 auto;
  padding: clamp(3.5rem, 12vh, 7rem) 1.5rem 3rem;
  min-height: calc(100vh - 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.waitlist-brand-block {
  margin: 0 0 1.35rem;
  animation: waitlist-rise 0.75s ease-out both;
}

.waitlist-logo {
  display: block;
  width: clamp(6rem, 20vw, 7.5rem);
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  object-position: center;
  margin: 0 0 1.15rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  filter: drop-shadow(0 0 22px rgba(240, 106, 34, 0.45));
  animation: waitlist-logo-glow 4.8s ease-in-out infinite;
}

.waitlist-eyebrow {
  margin: 0 0 0.45rem;
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: rgba(240, 106, 34, 0.92);
}

.waitlist-brand {
  margin: 0;
  font-family: 'Syne', system-ui, sans-serif;
  font-size: clamp(3.75rem, 13vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 0.88;
  color: var(--iso-orange);
  text-shadow: 0 0 48px rgba(240, 106, 34, 0.4);
}

.waitlist-headline {
  margin: 0 0 1rem;
  font-family: 'Syne', system-ui, sans-serif;
  font-size: clamp(2rem, 6.5vw, 3.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: #f2f2f4;
  animation: waitlist-rise 0.9s ease-out 0.08s both;
}

.waitlist-sub {
  margin: 0 0 2rem;
  max-width: 28rem;
  font-size: 1.125rem;
  line-height: 1.55;
  color: #b0b0b8;
  animation: waitlist-rise 1s ease-out 0.14s both;
}

.waitlist-form {
  animation: waitlist-rise 1.05s ease-out 0.2s both;
}

.waitlist-label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.waitlist-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: stretch;
}

.waitlist-input {
  flex: 1 1 14rem;
  min-width: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(20, 20, 22, 0.85);
  color: #fff;
  padding: 0.95rem 1.25rem;
  font: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.waitlist-input::placeholder {
  color: #6e6e73;
}

.waitlist-input:focus {
  border-color: rgba(240, 106, 34, 0.7);
  box-shadow: 0 0 0 3px rgba(240, 106, 34, 0.2);
}

.waitlist-submit {
  flex: 0 0 auto;
  border: none;
  border-radius: 999px;
  background: var(--iso-orange);
  color: #0a0a0a;
  font: inherit;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.95rem 1.5rem;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.waitlist-submit:hover:not(:disabled) {
  background: #ff7a33;
}

.waitlist-submit:active:not(:disabled) {
  transform: scale(0.98);
  background: var(--iso-orange-deep);
}

.waitlist-submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

.waitlist-success {
  margin: 0.85rem 0 0;
  color: #1db954;
  font-size: 0.95rem;
}

.waitlist-error {
  margin: 0.85rem 0 0;
  color: #ff6b6b;
  font-size: 0.95rem;
}

.waitlist-fine {
  margin: 1.1rem 0 0;
  font-size: 0.85rem;
  color: #6e6e73;
  animation: waitlist-rise 1.1s ease-out 0.26s both;
}

.waitlist-fine a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.waitlist-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.35rem;
  margin: 1.75rem 0 0;
  animation: waitlist-rise 1.15s ease-out 0.3s both;
}

.waitlist-social {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #c7c7cc;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 0.15s ease;
}

.waitlist-social svg {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
  color: var(--iso-orange);
}

.waitlist-social:hover {
  color: #ffffff;
}

.waitlist-footer {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  padding: 0 1.5rem 2rem;
  font-size: 0.85rem;
  color: #6e6e73;
}

.waitlist-footer a {
  text-decoration: none;
}

.waitlist-footer a:hover {
  color: #c7c7cc;
}

@keyframes waitlist-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes waitlist-logo-glow {
  0%,
  100% {
    filter: drop-shadow(0 0 18px rgba(240, 106, 34, 0.35));
  }
  50% {
    filter: drop-shadow(0 0 30px rgba(240, 106, 34, 0.62));
  }
}

@media (prefers-reduced-motion: reduce) {
  .waitlist-glow,
  .waitlist-logo,
  .waitlist-brand-block,
  .waitlist-headline,
  .waitlist-sub,
  .waitlist-form,
  .waitlist-fine,
  .waitlist-socials {
    animation: none;
  }
}