:root {
  --ui-overlay: rgba(11, 14, 20, 0.68);
  --ui-surface: rgba(255, 255, 255, 0.94);
  --ui-line: rgba(15, 15, 16, 0.08);
  --ui-shadow: 0 24px 60px rgba(15, 15, 16, 0.16);
  --ui-shadow-soft: 0 18px 40px rgba(15, 15, 16, 0.08);
  --ui-ink: #0f0f10;
  --ui-muted: #5e6470;
  --ui-purple: #ff9728;
  --ui-magenta: #ff7a33;
  --ui-hot: #de5738;
  --ui-orange: #f39a2e;
}

html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
}

.interactive-elevate,
.interactive-card,
.interactive-button,
.interactive-chip,
.interactive-topbar-link,
.interactive-surface {
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease,
    border-color 220ms ease,
    color 220ms ease,
    opacity 220ms ease;
  will-change: transform;
}

.interactive-card:hover,
.interactive-surface:hover {
  transform: translateY(-4px);
  box-shadow: var(--ui-shadow-soft);
}

.interactive-button:hover,
.interactive-chip:hover {
  transform: translateY(-2px);
}

.interactive-button:active,
.interactive-chip:active,
.interactive-topbar-link:active {
  transform: translateY(0) scale(0.985);
}

.interactive-topbar-link:hover {
  transform: translateY(-1px);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 520ms ease,
    transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.download-modal[hidden] {
  display: none;
}

.download-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
}

.download-modal__backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(255, 138, 31, 0.14), transparent 30%),
    rgba(11, 14, 20, 0.7);
  backdrop-filter: blur(16px);
  opacity: 0;
  transition: opacity 220ms ease;
}

.download-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(560px, calc(100vw - 28px));
  margin: clamp(48px, 10vh, 90px) auto 0;
  padding: 28px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at top left, rgba(255, 138, 31, 0.08), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 246, 248, 0.96));
  box-shadow: var(--ui-shadow);
  transform: translateY(18px) scale(0.98);
  opacity: 0;
  transition:
    opacity 220ms ease,
    transform 260ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.download-modal.is-open .download-modal__backdrop,
.download-modal.is-open .download-modal__dialog {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.download-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  color: var(--ui-muted);
  background: rgba(15, 15, 16, 0.06);
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.download-modal__close:hover {
  transform: rotate(90deg);
  color: var(--ui-ink);
  background: rgba(15, 15, 16, 0.1);
}

.download-modal__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 138, 31, 0.12);
  color: #c95b17;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.download-modal__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--ui-purple), var(--ui-orange));
}

.download-modal__title {
  margin: 18px 0 0;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.download-modal__lede {
  margin: 16px 0 0;
  color: var(--ui-muted);
  line-height: 1.72;
}

.download-modal__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.download-modal__store {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 86px;
  padding: 18px 20px;
  border-radius: 22px;
  border: 1px solid var(--ui-line);
  text-decoration: none;
  color: var(--ui-ink);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 34px rgba(15, 15, 16, 0.06);
}

.download-modal__store:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 42px rgba(15, 15, 16, 0.1);
}

.download-modal__store small {
  display: block;
  color: var(--ui-muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.download-modal__store strong {
  display: block;
  margin-top: 6px;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
}

.download-modal__icon {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(180deg, var(--ui-purple), var(--ui-orange));
  box-shadow: 0 12px 24px rgba(255, 90, 62, 0.22);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  border-radius: 20px;
  border: 1px solid rgba(15, 15, 16, 0.08);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 30px rgba(15, 15, 16, 0.05);
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-weight: 700;
}

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

.faq-item summary::after {
  content: "+";
  width: 32px;
  height: 32px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ui-muted);
  background: rgba(15, 15, 16, 0.06);
  transition: transform 180ms ease, background-color 180ms ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: rgba(255, 90, 62, 0.12);
  color: #cb472b;
}

.faq-answer {
  padding: 0 22px 20px;
  color: var(--ui-muted);
  line-height: 1.72;
}

@media (max-width: 720px) {
  .download-modal__dialog {
    padding: 22px 18px 18px;
  }

  .download-modal__grid {
    grid-template-columns: 1fr;
  }
}