:root {
  --dots-gold: #d0a84f;
  --dots-ink: #111111;
  --dots-paper: #fafafa;
  --dots-muted: #737988;
}

html {
  scroll-behavior: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  font-family: "Poppins", sans-serif;
  overflow-x: clip;
}

::selection {
  background: var(--dots-gold);
  color: white;
}

::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--dots-paper); }
::-webkit-scrollbar-thumb {
  background: var(--dots-gold);
  border-radius: 999px;
}

#navbar {
  transform: translateY(0);
  transition: transform .55s cubic-bezier(.22, 1, .36, 1);
  will-change: transform;
}

#navbar.nav-hidden {
  transform: translateY(-110%);
}

.3d-card {
  transition: transform .35s cubic-bezier(.22, 1, .36, 1), box-shadow .35s ease;
  will-change: transform;
}

.3d-card:hover {
  box-shadow: 0 22px 55px rgba(0,0,0,.07);
}

.slider-container {
  width: 100%;
  position: relative;
}

.impact-slider {
  appearance: none;
  width: 100%;
  height: 7px;
  margin: 15px 0;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    var(--dots-gold) 0%,
    var(--dots-gold) var(--slider-progress, 50%),
    #e5e7eb var(--slider-progress, 50%),
    #e5e7eb 100%
  );
  outline: none;
  touch-action: pan-y;
}

.impact-slider::-webkit-slider-thumb {
  appearance: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: white;
  border: 2px solid #e5e7eb;
  box-shadow: 0 5px 16px rgba(0,0,0,.12);
  cursor: grab;
}

.impact-slider::-webkit-slider-thumb:active {
  cursor: grabbing;
  transform: scale(1.08);
}

.impact-slider::-moz-range-thumb {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: white;
  border: 2px solid #e5e7eb;
  box-shadow: 0 5px 16px rgba(0,0,0,.12);
  cursor: grab;
}

.waitlist-message {
  max-width: 560px;
  margin: 26px auto 0;
  padding: 18px 20px;
  border-radius: 18px;
  line-height: 1.6;
  animation: dotsMessageIn .55s cubic-bezier(.22, 1, .36, 1) both;
}

.waitlist-message.success {
  color: #5d522d;
  background: #fbf7e9;
  border: 1px solid rgba(208,168,79,.25);
}

.waitlist-message.error {
  color: #a33b36;
  background: #fff5f4;
  border: 1px solid rgba(163,59,54,.15);
}

#waitlistForm {
  transition: opacity .35s ease, transform .55s cubic-bezier(.22, 1, .36, 1), max-height .55s cubic-bezier(.22, 1, .36, 1);
}

#waitlistForm.is-complete {
  opacity: 0;
  transform: translateY(-12px);
  pointer-events: none;
  max-height: 0;
  overflow: hidden;
  margin: 0 auto;
}

#waitlistSuccess {
  opacity: 0;
  transform: translateY(18px);
  visibility: hidden;
  transition: opacity .6s cubic-bezier(.22,1,.36,1), transform .6s cubic-bezier(.22,1,.36,1), visibility .6s;
}

#waitlistSuccess.is-visible {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

@keyframes dotsMessageIn {
  from { opacity: 0; transform: translateY(12px) scale(.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 768px) {
  .impact-slider { height: 8px; }
  .impact-slider::-webkit-slider-thumb { width: 34px; height: 34px; }
  .impact-slider::-moz-range-thumb { width: 34px; height: 34px; }

  .3d-card:hover {
    box-shadow: none;
  }

  #hero-scene {
    min-height: 100svh;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }

  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}