/* Materia Cantada — estilo estático (sem React / sem Tailwind) */
:root {
  --background: #080e1f;
  --surface: #101830;
  --surface-2: #1a2440;
  --foreground: #f4f6fb;
  --muted: #9aa3b8;
  --border: rgba(255, 255, 255, 0.09);
  --primary: #d7f542;
  --primary-ink: #131a05;
  --radius: 1rem;
  --shadow-glow: 0 10px 40px -12px rgba(215, 245, 66, 0.45);
  --shadow-card: 0 30px 60px -30px rgba(0, 0, 0, 0.6);
  --max: 72rem;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-block: 1.25rem 7rem; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: 1.25rem; }

/* ---------- header / hero ---------- */
.hero {
  background:
    radial-gradient(60% 50% at 75% 20%, rgba(215, 245, 66, 0.1), transparent 70%),
    radial-gradient(50% 40% at 10% 0%, rgba(85, 120, 255, 0.18), transparent 70%);
  overflow: hidden;
}
.topbar { display: flex; min-height: 4.5rem; padding-block: 1rem; gap: 1rem; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.brand { display: inline-flex; max-width: 100%; align-items: center; gap: 0.5rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.3; }
.brand-name { min-width: 0; }
.brand-mark {
  display: grid; place-items: center; width: 2rem; height: 2rem;
  border-radius: 0.6rem; background: var(--primary); color: var(--primary-ink); font-weight: 900; flex-shrink: 0;
}
.brand em { font-style: normal; color: var(--primary); }
.price-note { font-size: 0.875rem; font-weight: 600; color: var(--muted); line-height: 1.5; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2.5rem; align-items: center; padding-block: 1.5rem 4rem; }
.hero-grid > *, .grid3 > *, .grid2 > *, .grid-in > *, .grid-lib > * { min-width: 0; }
@media (min-width: 64rem) {
  .hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 3.5rem; padding-block: 3rem 6rem; }
}
.badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border: 1px solid rgba(215, 245, 66, 0.25); background: rgba(215, 245, 66, 0.1);
  color: var(--primary); border-radius: 999px; padding: 0.25rem 0.75rem;
  font-size: 0.6875rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.14em;
}
.badge .dot { width: 0.375rem; height: 0.375rem; border-radius: 999px; background: var(--primary); flex-shrink: 0; }
h1 { margin: 1.25rem 0 0; font-size: 2rem; line-height: 1.06; letter-spacing: -0.03em; text-wrap: balance; }
h1 .hl, .hl { color: var(--primary); }
@media (min-width: 40rem) { h1 { font-size: 3rem; } }
@media (min-width: 64rem) { h1 { font-size: 3.4rem; } }
.lead { margin-top: 1.25rem; color: var(--muted); max-width: 36rem; font-size: 1rem; }
@media (min-width: 40rem) { .lead { font-size: 1.125rem; } }
.checks { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 0.625rem; }
@media (min-width: 40rem) { .checks { grid-template-columns: 1fr 1fr; } }
.checks li { display: flex; gap: 0.625rem; align-items: flex-start; font-size: 0.9375rem; font-weight: 500; }
.tick {
  margin-top: 0.15rem; display: grid; place-items: center; flex-shrink: 0;
  width: 1.25rem; height: 1.25rem; border-radius: 999px;
  background: rgba(215, 245, 66, 0.15); color: var(--primary); font-size: 0.8rem; font-weight: 900;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  background: var(--primary); color: var(--primary-ink);
  border-radius: 9999px; font-weight: 800; letter-spacing: 0.02em; text-decoration: none;
  box-shadow: var(--shadow-glow); border: 0; cursor: pointer;
  min-height: 3.5rem; max-width: 100%; padding: 0.875rem 1.5rem; font-size: 1rem; text-align: center; line-height: 1.4; overflow-wrap: anywhere;
  transition: transform 0.18s, filter 0.18s;
}
.btn:hover { filter: brightness(1.05); transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn--light { background: #fff; color: #0b1226; }
.cta-row { margin-top: 2rem; display: flex; flex-direction: column; gap: 0.75rem; align-items: stretch; }
@media (min-width: 40rem) { .cta-row { align-items: flex-start; } }
.fine { font-size: 0.75rem; color: var(--muted); text-align: center; }
@media (min-width: 40rem) { .fine { text-align: left; } }

/* mock player */
.mock-wrap { position: relative; max-width: 26.25rem; margin-inline: auto; width: 100%; }
.mock-glow { position: absolute; inset: -1.5rem; z-index: 0; border-radius: 3rem; background: rgba(215,245,66,0.1); filter: blur(3rem); }
.mock {
  position: relative; z-index: 1; background: var(--surface);
  border: 1px solid var(--border); border-radius: 2rem; padding: 1.25rem; box-shadow: var(--shadow-card);
}
.mock-head { display: flex; align-items: center; justify-content: space-between; }
.mock-head small { display: block; font-size: 0.6875rem; color: var(--muted); }
.mock-head strong { font-size: 1.125rem; }
.pills { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.pill { border-radius: 999px; padding: 0.25rem 0.75rem; font-size: 0.75rem; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.pill--on { background: var(--primary); color: var(--primary-ink); font-weight: 800; }
.track { display: flex; align-items: center; gap: 0.75rem; border-radius: 1rem; padding: 0.5rem; margin-top: 0.625rem; }
.track--on { background: var(--surface-2); }
.cover { width: 3rem; height: 3rem; border-radius: 0.75rem; flex-shrink: 0; object-fit: cover; border: 1px solid rgba(255,255,255,0.15); box-shadow: 0 3px 10px rgba(0,0,0,0.15); }
.track b { display: block; font-size: 0.875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track span { display: block; font-size: 0.75rem; color: var(--muted); }
.eq { display: inline-flex; height: 1rem; align-items: flex-end; gap: 3px; margin-left: auto; }
.track .eq { display: inline-flex; flex-shrink: 0; }
.eq i { display: block; width: 3px; height: 100%; border-radius: 999px; background: var(--primary); transform-origin: bottom; animation: eq 0.9s ease-in-out infinite; }
.eq i:nth-child(2) { animation-delay: 0.15s; } .eq i:nth-child(3) { animation-delay: 0.3s; } .eq i:nth-child(4) { animation-delay: 0.45s; }
@keyframes eq { 0%, 100% { transform: scaleY(0.3); } 50% { transform: scaleY(1); } }
.player { margin-top: 1rem; background: rgba(255,255,255,0.04); border-radius: 1rem; padding: 0.875rem; }
.player b, .player b + span { display: block; line-height: 1.5; }
.wave { display: flex; height: 2rem; align-items: center; gap: 3px; }
.wave i { width: 100%; border-radius: 999px; background: var(--primary); }
.wave i.dim { background: var(--surface-2); }
.times { display: flex; justify-content: space-between; font-size: 0.625rem; color: var(--muted); margin-top: 0.375rem; font-variant-numeric: tabular-nums; }
.controls { display: flex; align-items: center; justify-content: center; gap: 1.5rem; margin-top: 0.5rem; }
.play-main { display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 999px; background: var(--primary); color: var(--primary-ink); font-weight: 900; }

/* ---------- sections ---------- */
section.block { padding: 5rem 0; }
section.alt { background: rgba(255, 255, 255, 0.025); }
.center { max-width: 42rem; margin-inline: auto; text-align: center; }
h2 { margin: 1rem 0 0; font-size: 1.875rem; line-height: 1.1; letter-spacing: -0.02em; text-wrap: balance; }
@media (min-width: 40rem) { h2 { font-size: 2.75rem; } }
.sub { margin-top: 1rem; color: var(--muted); }
.grid3 { margin-top: 3rem; display: grid; gap: 1rem; }
@media (min-width: 48rem) { .grid3 { grid-template-columns: repeat(3, 1fr); } }
.card { height: 100%; border: 1px solid var(--border); background: var(--surface); border-radius: 1.5rem; padding: 1.5rem; }
.card h3 { margin: 1.25rem 0 0; font-size: 1.125rem; }
.card p { margin: 0.5rem 0 0; color: var(--muted); }
.icon { display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 0.8rem; background: var(--surface-2); color: var(--primary); font-size: 1.25rem; flex-shrink: 0; }
.icon--solid { background: var(--primary); color: var(--primary-ink); border-radius: 999px; width: 3rem; height: 3rem; }
.step { position: relative; overflow: hidden; border: 1px solid var(--border); border-radius: 1.5rem; padding: 1.5rem; background: linear-gradient(180deg, #18223e, #101830); height: 100%; }
.step .num { position: absolute; right: 1.25rem; top: 0.75rem; font-size: 3.75rem; font-weight: 800; color: rgba(255,255,255,0.06); }
.cta-center { margin-top: 2.5rem; display: flex; justify-content: center; }

/* demo tracks */
.demo-list { margin: 3rem auto 0; max-width: 48rem; display: grid; gap: 1rem; }
.demo { border: 1px solid var(--border); border-radius: 1.5rem; padding: 1rem; background: linear-gradient(180deg, #18223e, #101830); box-shadow: var(--shadow-card); }
@media (min-width: 40rem) { .demo { padding: 1.25rem; } }
.demo-top { display: flex; align-items: center; gap: 1rem; }
.demo-cover { position: relative; display: grid; place-items: center; width: 4rem; height: 4rem; border-radius: 1rem; flex-shrink: 0; font-size: 0.625rem; font-weight: 800; letter-spacing: 0.15em; color: #fff; }
.demo-cover svg { width: 52%; height: auto; aspect-ratio: 1; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15)); }
@media (min-width: 40rem) { .demo-cover { width: 5rem; height: 5rem; } }
.demo-top .meta { min-width: 0; flex: 1; }
.demo-top .meta small { color: var(--primary); font-weight: 700; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; }
.demo-top h3 { margin: 0.25rem 0 0; font-size: 1rem; line-height: 1.3; }
.demo-top .st { margin-top: 0.25rem; display: inline-flex; align-items: center; gap: 0.375rem; font-size: 0.75rem; color: var(--muted); }
.play-btn { display: grid; place-items: center; width: 3rem; height: 3rem; border-radius: 999px; background: var(--surface-2); color: var(--muted); border: 0; flex-shrink: 0; font-size: 1.1rem; }
@media (min-width: 40rem) { .play-btn { width: 3.5rem; height: 3.5rem; } }
.bar { margin-top: 1rem; height: 0.375rem; border-radius: 999px; background: var(--surface-2); overflow: hidden; }
.bar i { display: block; height: 100%; width: 42%; background: var(--primary); border-radius: 999px; }

/* rotina */
.grid-routine { margin-top: 3rem; display: grid; gap: 1rem; }
@media (min-width: 40rem) { .grid-routine { grid-template-columns: 1fr 1fr; } }
@media (min-width: 64rem) { .grid-routine { grid-template-columns: repeat(4, 1fr); } }
.shot { position: relative; overflow: hidden; border-radius: 1.5rem; border: 1px solid var(--border); margin: 0; }
.shot img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; transition: transform 0.7s; }
.shot:hover img { transform: scale(1.05); }
.shot figcaption { position: absolute; inset-inline: 0; bottom: 0; padding: 4rem 1.25rem 1.25rem; background: linear-gradient(to top, var(--background), rgba(8,14,31,0.85), transparent); }
.shot figcaption strong { display: block; color: var(--primary); font-size: 0.875rem; }
.shot figcaption p { margin: 0.375rem 0 0; font-size: 0.875rem; color: rgba(244,246,251,0.85); }

/* library */
.grid-lib { margin-top: 3rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
@media (min-width: 40rem) { .grid-lib { gap: 1rem; } }
@media (min-width: 48rem) { .grid-lib { grid-template-columns: repeat(4, 1fr); } }
.lib { border: 1px solid var(--border); background: var(--surface); border-radius: 1.5rem; padding: 0.75rem; height: 100%; }
@media (min-width: 40rem) { .lib { padding: 1rem; } }
.lib-cover { position: relative; display: grid; place-items: center; aspect-ratio: 1; border-radius: 1rem; color: #fff; }
.lib-cover::before { content: ""; position: absolute; width: 58%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(255,255,255,0.16); background: rgba(255,255,255,0.07); }
.lib-cover svg { position: relative; width: 30%; height: auto; aspect-ratio: 1; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 3px 8px rgba(0,0,0,0.15)); }
.lib h3 { margin: 0.75rem 0 0; font-size: 0.875rem; line-height: 1.3; }
@media (min-width: 40rem) { .lib h3 { font-size: 1rem; } }
.lib p { margin: 0.125rem 0 0; font-size: 0.75rem; color: var(--muted); }

/* compare */
.grid2 { margin: 3rem auto 0; max-width: 56rem; display: grid; gap: 1rem; }
@media (min-width: 48rem) { .grid2 { grid-template-columns: 1fr 1fr; } }
.compare { border-radius: 1.5rem; padding: 1.5rem; border: 1px solid var(--border); background: var(--surface); height: 100%; }
@media (min-width: 40rem) { .compare { padding: 2rem; } }
.compare--hot { border-color: rgba(215,245,66,0.3); background: rgba(215,245,66,0.06); }
.compare ul { list-style: none; margin: 1.25rem 0 0; padding: 0; display: grid; gap: 0.75rem; }
.compare li { display: flex; gap: 0.75rem; color: rgba(244,246,251,0.85); }
.compare .lbl { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; font-weight: 800; color: var(--muted); }
.compare--hot .lbl { color: var(--primary); }
.note { max-width: 56rem; margin: 1.5rem auto 0; border: 1px solid var(--border); background: rgba(255,255,255,0.03); border-radius: 1rem; padding: 1rem; text-align: center; font-size: 0.875rem; color: var(--muted); }
.note strong { color: var(--foreground); }

/* included */
.grid-in { margin: 3rem auto 0; max-width: 56rem; display: grid; gap: 1rem; }
@media (min-width: 40rem) { .grid-in { grid-template-columns: 1fr 1fr; } }
.in { display: flex; gap: 1rem; border: 1px solid var(--border); background: var(--surface); border-radius: 1.5rem; padding: 1.25rem; height: 100%; }
@media (min-width: 40rem) { .in { padding: 1.5rem; } }
.in h3 { margin: 0; font-size: 1rem; }
.in p { margin: 0.25rem 0 0; font-size: 0.875rem; color: var(--muted); }

/* offer */
.offer { max-width: 28rem; margin: 3rem auto 0; border: 1px solid rgba(215,245,66,0.4); background: var(--surface); border-radius: 2rem; padding: 1.5rem; box-shadow: var(--shadow-glow); }
@media (min-width: 40rem) { .offer { padding: 2rem; } }
.offer .logo-row { display: flex; justify-content: center; }
.offer .kicker { margin: 1.5rem 0 0; text-align: center; font-size: 0.75rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.2em; color: var(--muted); }
.offer .value { margin: 0.5rem 0 0; text-align: center; font-size: 3.75rem; font-weight: 800; letter-spacing: -0.03em; color: var(--primary); line-height: 1; }
.offer .once { margin: 0.25rem 0 0; text-align: center; font-size: 0.875rem; color: var(--muted); }
.offer ul { list-style: none; margin: 1.75rem 0 0; padding: 1.5rem 0 0; border-top: 1px solid var(--border); display: grid; gap: 0.75rem; }
.offer ul li { display: flex; gap: 0.75rem; font-size: 0.9375rem; }
.offer .btn { width: 100%; margin-top: 2rem; }
.trust { margin-top: 1.25rem; display: flex; flex-wrap: wrap; justify-content: center; gap: 0.375rem 1rem; font-size: 0.75rem; color: var(--muted); }

/* guarantee */
.guarantee { max-width: 48rem; margin-inline: auto; display: flex; flex-direction: column; align-items: center; gap: 1.5rem; border: 1px solid var(--border); background: var(--surface); border-radius: 1.5rem; padding: 2rem; text-align: center; }
@media (min-width: 40rem) { .guarantee { flex-direction: row; text-align: left; } }
.seal { position: relative; display: grid; place-items: center; width: 6rem; height: 6rem; border-radius: 999px; background: rgba(215,245,66,0.1); color: var(--primary); font-size: 2.5rem; flex-shrink: 0; }
.seal b { position: absolute; bottom: -0.25rem; background: var(--primary); color: var(--primary-ink); font-size: 0.75rem; border-radius: 999px; padding: 0.125rem 0.625rem; }
.guarantee h2 { font-size: 1.5rem; margin: 0; }
.guarantee p { margin: 0.5rem 0 0; color: var(--muted); }

/* faq */
.faq { margin-top: 2.5rem; display: grid; gap: 0.75rem; }
.faq-item { border: 1px solid var(--border); background: var(--surface); border-radius: 1rem; padding-inline: 1.25rem; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: none; border: 0; color: var(--foreground); padding: 1.25rem 0; font-size: 0.9375rem; font-weight: 800; text-align: left; cursor: pointer; }
.faq-q .chev { transition: transform 0.2s; color: var(--muted); flex-shrink: 0; }
.faq-item.open .faq-q .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a p { margin: 0; padding: 0 0 1.25rem; font-size: 0.875rem; color: var(--muted); }

/* final cta */
.final { margin-inline: auto; max-width: 80rem; position: relative; overflow: hidden; border-radius: 2.5rem; background: var(--primary); color: var(--primary-ink); padding: 3.5rem 1.5rem; text-align: center; }
@media (min-width: 40rem) { .final { padding: 5rem 3rem; } }
.final h2 { color: var(--primary-ink); }
.final .sub-dark { margin: 1rem auto 0; max-width: 36rem; color: rgba(19,26,5,0.75); }
@media (min-width: 40rem) { .final .sub-dark { font-size: 1.125rem; } }
.final .big { margin: 2rem 0 0; font-size: 3rem; font-weight: 800; }
.final .once-dark { font-size: 0.875rem; font-weight: 600; color: rgba(19,26,5,0.7); }
.final .btn { margin-top: 2rem; }
.bars { pointer-events: none; position: absolute; inset: 0; display: flex; align-items: flex-end; justify-content: center; gap: 0.5rem; opacity: 0.15; }
.bars i { width: 0.5rem; border-radius: 999px 999px 0 0; background: var(--primary-ink); }

/* footer */
footer { border-top: 1px solid var(--border); padding: 2.5rem 0 7rem; }
@media (min-width: 40rem) { footer { padding-bottom: 2.5rem; } }
.foot { display: flex; flex-direction: column; align-items: center; gap: 0.75rem; text-align: center; font-size: 0.75rem; color: var(--muted); }
.foot p { margin: 0; max-width: 36rem; }

/* sticky mobile */
.sticky { position: fixed; inset-inline: 0; bottom: 0; z-index: 50; border-top: 1px solid var(--border); background: rgba(8,14,31,0.9); backdrop-filter: blur(12px); padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom)); transition: transform 0.3s; }
@media (min-width: 40rem) { .sticky { display: none; } }
.sticky.hide { transform: translateY(110%); visibility: hidden; pointer-events: none; }
.sticky-in { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.sticky small { display: block; font-size: 0.75rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sticky strong { font-size: 1.125rem; color: var(--primary); }
.sticky .btn { min-height: 2.75rem; padding: 0 1.25rem; font-size: 0.875rem; flex-shrink: 0; }

/* reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1); }
.reveal.visible { opacity: 1; transform: none; }

/* Mobile: margens preservadas, cabeçalho sem colisões e CTAs legíveis. */
a:focus-visible, button:focus-visible { outline: 3px solid var(--primary); outline-offset: 4px; }
a, button { scroll-margin-block: 1rem 7rem; }
@media (max-width: 63.99rem) {
  .hero-grid { max-width: 44rem; }
  h1 { font-size: clamp(2rem, 5.4vw, 3rem); line-height: 1.12; }
}
@media (max-width: 39.99rem) {
  .topbar { gap: 0.5rem 1rem; }
  .brand { font-size: clamp(0.9375rem, 4.2vw, 1.125rem); }
  .price-note { font-size: 0.75rem; }
  .badge { max-width: 100%; font-size: 0.5625rem; letter-spacing: 0.09em; padding: 0.4rem 0.65rem; line-height: 1.6; }
  h1 { margin-top: 1rem; font-size: clamp(1.875rem, 7.6vw, 2.65rem); line-height: 1.12; }
  h2 { font-size: clamp(1.65rem, 6.8vw, 2.1rem); line-height: 1.18; }
  .lead { font-size: 0.9375rem; line-height: 1.75; margin-top: 1rem; }
  .checks { margin-top: 1.5rem; gap: 0.625rem; }
  .checks li { font-size: 0.875rem; }
  .cta-row { margin-top: 1.5rem; }
  .btn { font-size: 0.8125rem; min-height: 3.25rem; padding-inline: 1rem; }
  .fine { margin-block: 0; font-size: 0.6875rem; }
  section.block { padding-block: 3.25rem; }
  .grid3, .grid2, .grid-in, .grid-routine, .grid-lib, .demo-list { margin-top: 2rem; }
  .mock { padding: 1rem; border-radius: 1.5rem; }
  .track { gap: 0.5rem; padding-inline: 0.375rem; }
  .track b { white-space: normal; overflow: visible; font-size: 0.8125rem; line-height: 1.5; }
  .track span { font-size: 0.6875rem; }
  .cover { width: 2.5rem; height: 2.5rem; }
  .demo-top { gap: 0.625rem; }
  .demo-cover { width: 2.75rem; height: 2.75rem; border-radius: 0.75rem; }
  .demo-top .meta small { font-size: 0.625rem; letter-spacing: 0.025em; }
  .demo-top h3 { font-size: 0.875rem; line-height: 1.45; }
  .demo-top .st { font-size: 0.6875rem; }
  .play-btn { width: 2.75rem; height: 2.75rem; }
  .lib { border-radius: 1rem; }
  .lib h3 { overflow-wrap: anywhere; }
  .in { gap: 0.75rem; }
  .in > div { min-width: 0; }
  .offer { padding: 1.25rem; border-radius: 1.5rem; }
  .offer .btn { font-size: 0.75rem; }
  .offer .value { font-size: clamp(2.8rem, 13vw, 3.75rem); }
  .offer ul li { font-size: 0.875rem; }
  .guarantee { padding: 1.5rem; }
  .faq-item { padding-inline: 1rem; }
  .faq-q { line-height: 1.5; font-family: inherit; }
  .final { padding: 2.5rem 1.25rem; border-radius: 1.5rem; }
  .final .btn { width: 100%; }
  footer { padding-bottom: calc(7rem + env(safe-area-inset-bottom, 0px)); }
  .sticky { padding-inline: 1rem; }
  .sticky-in { max-width: 36rem; margin-inline: auto; }
  .sticky .btn { font-size: 0.75rem; padding-inline: 1rem; }
  .sticky small { font-size: 0.6875rem; }
}
@media (max-width: 29.99rem) {
  .topbar { align-items: flex-start; flex-direction: column; gap: 0.625rem; }
  .price-note { padding-left: 2.5rem; }
}
@media (max-width: 22.49rem) {
  .container { padding-inline: 1rem; }
  .hero-grid { padding-top: 1rem; }
  .demo-top { display: grid; grid-template-columns: 2.25rem minmax(0, 1fr) 2.25rem; gap: 0.5rem; }
  .demo-cover, .demo-top .play-btn { width: 2.25rem; height: 2.25rem; }
  .sticky-in { gap: 0.5rem; }
  .sticky .btn { font-size: 0.6875rem; padding-inline: 0.75rem; }
  .offer .btn { font-size: 0.6875rem; padding-inline: 0.75rem; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .eq i { animation: none; }
  html { scroll-behavior: auto; }
}