/* Synxthesia landing — minimal static site */

:root {
  --color-logo-bg: #292623;
  --color-text-on-gradient: #292623;
  --gradient-hero: linear-gradient(
    90deg,
    #ff8070 0%,
    #ff9a8b 18%,
    #e8a0c8 40%,
    #b2a2d9 55%,
    #8ecae8 75%,
    #50d5c7 100%
  );
  --logo-size: clamp(4.5rem, 11vw, 5.75rem);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: "Averia Libre", Georgia, serif;
  color: var(--color-text-on-gradient);
  background: var(--gradient-hero);
}

.page {
  height: 100vh;
  height: 100dvh;
}

.hero {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: none;
  background: var(--gradient-hero);
  cursor: crosshair;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: fill;
}

.brand-stack {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(0.75rem, 2.5vh, 1.25rem);
  pointer-events: none;
}

.logo-badge {
  width: var(--logo-size);
  height: var(--logo-size);
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-logo-bg);
  box-shadow:
    0 2px 16px rgba(41, 38, 35, 0.25),
    0 0 0 1px rgba(255, 255, 255, 0.12);
}

.logo-mark {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.wordmark {
  font-family: "Averia Libre", Georgia, serif;
  font-size: clamp(2rem, 7vw, 4rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--color-text-on-gradient);
  text-transform: lowercase;
  user-select: none;
}

@media (pointer: coarse) {
  .hero-canvas {
    image-rendering: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero {
    cursor: default;
  }
}