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

/* Page */
html {
  scroll-behavior: smooth;
  width: 100%;
}

/* Body */
body {
  background-color: var(--color-bg);
  color: var(--color-white);
  font-family: var(--font-sans);
  line-height: 1.6;
  width: 100%;
}

/* Main sections */
.site-sections {
  position: relative;
  padding-top: 56px;
  isolation: isolate;
  overflow-x: clip;
  background:
    radial-gradient(260px 150px at 0% 42%, rgba(var(--color-dark-teal-rgb), 0.24) 0%, rgba(var(--color-dark-teal-rgb), 0.08) 34%, rgba(var(--color-overlay-dark-rgb), 0) 100%),
    radial-gradient(260px 150px at 0% 80%, rgba(var(--color-dark-teal-rgb), 0.24) 0%, rgba(var(--color-dark-teal-rgb), 0.08) 32%, rgba(var(--color-overlay-dark-rgb), 0) 100%),
    #1c1c1c;
}

/* Top fade */
.site-sections::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 88px;
  background: linear-gradient(to bottom, rgba(var(--color-overlay-dark-rgb), 0.16) 0%, rgba(var(--color-overlay-dark-rgb), 0) 100%);
  pointer-events: none;
  z-index: 0;
}

.site-sections > section,
.site-sections > footer {
  position: relative;
  z-index: 1;
}

/* Resets */
a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-white);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
  white-space: nowrap;
  text-decoration: none;
}

/* Button hover */
.btn:hover {
  transform: translateY(-1px);
}

/* Primary button */
.btn-primary {
  border-color: rgba(255, 255, 255, 0.8);
  background: rgba(17, 17, 17, 0.9);
  color: var(--color-white);
}

.btn-primary:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

/* Secondary button */
.btn-secondary {
  border-color: var(--color-accent);
  background: transparent;
  color: var(--color-accent);
}

.btn-secondary:hover {
  background: rgba(var(--color-accent-rgb), 0.08);
  border-color: #76e1da;
  color: #76e1da;
}

/* Loop button */
.btn-loop-cta {
  position: relative;
  overflow: hidden;
}

/* Static label */
.btn-loop-measure {
  display: block;
}

/* Loop window */
.btn-loop-window {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  overflow: hidden;
  pointer-events: none;
}

/* Loop track */
.btn-loop-track {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  white-space: nowrap;
  opacity: 0;
  transform: translate3d(0, 0, 0);
  will-change: transform, opacity;
}

/* Loop states */
.btn-loop-cta.is-looping .btn-loop-measure {
  color: transparent;
}

.btn-loop-cta.is-returning .btn-loop-measure {
  color: transparent;
}

.btn-loop-cta.is-looping .btn-loop-track {
  opacity: 1;
}

.btn-loop-cta.is-returning .btn-loop-track {
  opacity: 1;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .btn-loop-cta.is-looping .btn-loop-track,
  .btn-loop-cta.is-returning .btn-loop-track {
    opacity: 0;
  }
}

/* Disabled submit */
.btn-submit:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
}