/* ---------- Fonts ---------- */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Tokens ---------- */
:root {
  --bg: #000;
  --bg-2: #0a0a0b;
  --fg: #f5f5f7;
  --fg-2: #d2d2d7;
  --dim: #86868b;
  --dim-2: #56565b;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --green: #00ff53;
  --blue: #008fff;
  --accent: linear-gradient(95deg, #00ff53 0%, #00e38a 45%, #00b6e0 80%, #008fff 100%);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", Inter, "Helvetica Neue", Arial, sans-serif;
  --mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

html { font-size: 16px; }
@media (min-width: 1921px) {
  html { font-size: min(calc(100vw / 112), 32px); }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.47;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; text-align: left; }
::selection { background: rgba(0, 143, 255, 0.4); }

.container { width: 100%; max-width: 75rem; margin: 0 auto; padding: 0 2.5rem; }
.container--narrow { max-width: 65rem; }
@media (min-width: 1921px) {
  .container { width: 82vw; max-width: none; }
  .container--narrow { width: 66vw; }
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 1.375rem;
}
.accent {
  font-style: normal;
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.dim { color: var(--dim); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  height: 3.5rem;
  padding: 0 1.625rem;
  border-radius: 1.125rem;
  font-size: 1.0625rem;
  font-weight: 500;
  white-space: nowrap;
  transition: box-shadow 0.35s var(--ease), background-color 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}
.btn svg { width: 1.25rem; height: 1.25rem; flex: none; }
.btn .tg { fill: currentColor; }
.btn .arrow { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform 0.3s var(--ease); }
.btn:hover .arrow { transform: translateX(0.25rem); }
.btn--sm { height: 2.625rem; padding: 0 1.125rem; border-radius: 0.8125rem; font-size: 0.875rem; gap: 0.5625rem; }
.btn--sm svg { width: 1rem; height: 1rem; }
.btn--lg { height: 4rem; padding: 0 2rem; font-size: 1.125rem; border-radius: 1.25rem; }

.btn--outline { border: 1px solid var(--line-2); background: rgba(255, 255, 255, 0.02); }
.btn--outline:hover { background: rgba(255, 255, 255, 0.07); border-color: rgba(255, 255, 255, 0.24); }

.btn--glow {
  border: 1px solid transparent;
  background:
    linear-gradient(#0b0c0d, #0b0c0d) padding-box,
    linear-gradient(100deg, rgba(0, 143, 255, 0.9), rgba(0, 255, 83, 0.9)) border-box;
  box-shadow: 0 0 0 0 transparent, -0.5rem 0 1.75rem -0.5rem rgba(0, 143, 255, 0.45), 0.5rem 0 1.75rem -0.5rem rgba(0, 255, 83, 0.35);
}
.btn--glow:hover {
  box-shadow: 0 0 0 0 transparent, -0.625rem 0 2.5rem -0.375rem rgba(0, 143, 255, 0.6), 0.625rem 0 2.5rem -0.375rem rgba(0, 255, 83, 0.5);
}
.btn--glow:active { transform: scale(0.985); }

.link-quiet {
  color: var(--dim);
  font-size: 1rem;
  border-bottom: 1px solid rgba(134, 134, 139, 0.45);
  padding-bottom: 0.125rem;
  transition: color 0.2s, border-color 0.2s;
}
.link-quiet:hover { color: var(--fg); border-color: var(--fg); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background-color 0.4s, backdrop-filter 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(0, 0, 0, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(1.25rem);
  backdrop-filter: saturate(180%) blur(1.25rem);
  border-bottom-color: var(--line);
}
.nav__inner { height: 5rem; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 0.625rem; font-size: 1.5625rem; font-weight: 600; letter-spacing: -0.025em; }
.brand__mark { width: auto; height: 1.25rem; flex-shrink: 0; }
.nav__links { display: flex; gap: 2.5rem; font-size: 0.875rem; color: var(--fg-2); }
.nav__links a { transition: color 0.2s; }
.nav__links a:hover { color: #fff; }

/* ---------- Hero (centered copy, Telegram Desktop window on stage) ---------- */
.hero {
  position: relative;
  padding: 9.5rem 0 0;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
}
.hero__title { font-size: 5rem; line-height: 1.03; font-weight: 600; letter-spacing: -0.042em; margin-bottom: 1.5rem; }
.hero__title .accent { padding-bottom: 0.08em; }
.hero__lead { font-size: 1.3125rem; line-height: 1.45; color: var(--dim); max-width: 38rem; margin: 0 auto 2.25rem; letter-spacing: -0.016em; }
.hero__actions { display: flex; align-items: center; justify-content: center; gap: 2.25rem; }

.btn--pill {
  height: 3.125rem; padding: 0 1.625rem; border-radius: 999px;
  background: var(--blue); color: #fff; font-size: 1.0625rem; font-weight: 500;
}
.btn--pill:hover { background: #1f9bff; box-shadow: 0 0 0 0 transparent, 0 0.625rem 2.5rem -0.625rem rgba(0, 143, 255, 0.7); }
.link-more { color: #3aa6ff; font-size: 1.1875rem; letter-spacing: -0.015em; }
.link-more span { display: inline-block; transition: transform 0.25s var(--ease); }
.link-more:hover { text-decoration: underline; text-underline-offset: 0.25rem; }
.link-more:hover span { transform: translateX(0.1875rem); }

.stats b { display: block; }
.stats span { color: var(--dim); }

.hero__stage {
  margin-top: 4.5rem; perspective: 125rem;
  -webkit-mask-image: linear-gradient(#000 62%, transparent 96%);
  mask-image: linear-gradient(#000 62%, transparent 96%);
}

/* ---------- Telegram Desktop window ---------- */
.tgw {
  height: 40rem; display: flex; flex-direction: column;
  border-radius: 0.875rem; overflow: hidden; text-align: left;
  background: #0f1114;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 3rem 6rem -2rem rgba(0, 0, 0, 0.9);
  transform: rotateX(var(--rx, 10deg)) scale(var(--s, 0.93));
  transform-origin: 50% 0;
  will-change: transform;
  font-size: 0.9375rem;
}
@media (prefers-reduced-motion: reduce) { .tgw { transform: none; } }
.tgw__bar {
  position: relative; flex: none; height: 2.375rem; display: flex; align-items: center; gap: 0.5rem; padding: 0 0.875rem;
  background: #1d1e22; border-bottom: 1px solid rgba(0, 0, 0, 0.6);
}
.tgw__bar i { width: 0.75rem; height: 0.75rem; border-radius: 50%; background: #ff5f57; }
.tgw__bar i:nth-child(2) { background: #febc2e; }
.tgw__bar i:nth-child(3) { background: #28c840; }
.tgw__bar span { position: absolute; left: 50%; transform: translateX(-50%); font-size: 0.8125rem; font-weight: 500; color: var(--dim); }
.tgw__body { flex: 1; display: grid; grid-template-columns: 19rem 1fr; min-height: 0; }

.tgw__side { background: #16171b; border-right: 1px solid rgba(0, 0, 0, 0.55); padding: 0.625rem 0.5rem; }
.tgw__search { margin: 0 0.25rem 0.625rem; padding: 0.4375rem 0.75rem; border-radius: 0.5rem; background: rgba(255, 255, 255, 0.06); color: var(--dim-2); font-size: 0.8125rem; }
.tgw__side li { display: grid; grid-template-columns: 2.75rem 1fr auto; gap: 0.75rem; align-items: center; padding: 0.5625rem 0.625rem; border-radius: 0.625rem; }
.tgw__side li.is-on { background: #2b5278; }
.tgw__side b { display: block; font-size: 0.875rem; font-weight: 600; white-space: nowrap; }
.tgw__side b small { font-weight: 400; color: var(--dim); font-size: 0.75rem; margin-left: 0.25rem; }
.tgw__side p { font-size: 0.8125rem; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tgw__side li > div { min-width: 0; }
.tgw__side time { align-self: start; margin-top: 0.1875rem; font-size: 0.6875rem; color: var(--dim-2); }
.tgw__side li.is-on p, .tgw__side li.is-on time, .tgw__side li.is-on small { color: rgba(255, 255, 255, 0.72); }

.tgw__ava {
  width: 2.75rem; height: 2.75rem; border-radius: 50%; display: grid; place-items: center;
  font-size: 1rem; font-weight: 600; color: rgba(255, 255, 255, 0.92);
  background: hsl(var(--h, 210) 32% 40%);
}
.tgw__ava--spike { background: var(--green); }
.tgw__ava--spike svg { width: 1.6875rem; height: 1.125rem; fill: #000; }
.tgw__ava--sm { width: 2.25rem; height: 2.25rem; }
.tgw__ava--sm svg { width: 1.375rem; height: 0.9375rem; }

.tgw__main { display: flex; flex-direction: column; min-width: 0; background: #0e1013; }
.tgw__head { flex: none; display: flex; align-items: center; gap: 0.75rem; padding: 0.625rem 1.25rem; background: #16171b; border-bottom: 1px solid rgba(0, 0, 0, 0.55); }
.tgw__head b { display: block; font-size: 0.9375rem; font-weight: 600; }
.tgw__head small { display: block; font-size: 0.75rem; color: var(--dim); }
.tgw__chat { padding: 1rem 1.5rem; gap: 0.625rem; }
.tgw__chat .msg { max-width: 30rem; }
.tgw__chat .msg--signal, .tgw__chat .kb { width: 24rem; }
.tgw__chat .mono { font-size: 0.8125rem; }
.tgw__composer { flex: none; margin: 0 1.5rem 1rem; padding: 0.75rem 1rem; border-radius: 0.75rem; background: #16171b; color: var(--dim-2); font-size: 0.875rem; }

/* chat bubbles */
.chat { flex: 1; padding: 0.75rem 0.75rem 0.5rem; display: flex; flex-direction: column; gap: 0.5rem; overflow: hidden; }
.day { align-self: center; font-size: 0.6875rem; color: var(--fg-2); background: rgba(255, 255, 255, 0.07); padding: 0.1875rem 0.625rem; border-radius: 0.625rem; margin-bottom: 0.125rem; }
.msg { position: relative; border-radius: 1rem; padding: 0.5625rem 0.75rem; max-width: 88%; line-height: 1.38; }
.msg time { font-size: 0.625rem; color: rgba(255, 255, 255, 0.4); margin-left: 0.5rem; }
.msg--out { align-self: flex-end; background: #1f5fa8; background: linear-gradient(180deg, #2a78d4, #1d64b8); border-bottom-right-radius: 0.375rem; }
.msg--out time { color: rgba(255, 255, 255, 0.65); }
.msg--in { align-self: flex-start; background: #1b1e23; border-bottom-left-radius: 0.375rem; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04); }

.msg--signal { width: 88%; padding: 0.75rem 0.8125rem 0.75rem; }
.sig__head { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.625rem; }
.sig__pair { font-weight: 600; font-size: 0.875rem; }
.sig__tag { font-size: 0.6562rem; font-weight: 600; color: var(--green); background: rgba(0, 255, 83, 0.1); border: 1px solid rgba(0, 255, 83, 0.22); padding: 0.125rem 0.4375rem; border-radius: 0.375rem; letter-spacing: 0.02em; }
.sig__head time { margin-left: auto; }
.sig__rows { display: grid; gap: 0.25rem; margin-bottom: 0.6875rem; }
.sig__rows div { display: flex; justify-content: space-between; }
.sig__rows dt { color: var(--dim); }
.sig__rows dd { color: var(--fg-2); }
.mono { font-family: var(--mono); font-size: 0.7188rem; }
.sig__strength { display: flex; align-items: center; gap: 0.5rem; padding-top: 0.625rem; border-top: 1px solid rgba(255, 255, 255, 0.06); }
.sig__strength span:first-child { color: var(--dim); }
.bar { flex: 1; height: 0.25rem; border-radius: 0.125rem; background: rgba(255, 255, 255, 0.08); overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 0.125rem; background: linear-gradient(90deg, var(--blue), var(--green)); }
.sig__strength b { font-weight: 600; font-size: 0.75rem; }

.kb { display: grid; grid-template-columns: 1fr 1fr; gap: 0.3125rem; width: 88%; margin-top: -0.1875rem; }
.kb span { text-align: center; padding: 0.4375rem 0; border-radius: 0.625rem; background: rgba(255, 255, 255, 0.07); font-size: 0.7188rem; font-weight: 500; }

.msg--note b { display: block; font-weight: 600; margin-bottom: 0.1875rem; }
.msg--note p { color: var(--fg-2); }
.msg--note time { display: block; text-align: right; margin-top: 0.125rem; }

/* chat entrance */
html.js .chat > * { opacity: 0; transform: translateY(0.5rem) scale(0.98); transition: opacity 0.55s var(--ease), transform 0.55s var(--ease); }
html.js .chat.is-live > * { opacity: 1; transform: none; }
html.js .chat.is-live > :nth-child(1) { transition-delay: 0.3s; }
html.js .chat.is-live > :nth-child(2) { transition-delay: 0.7s; }
html.js .chat.is-live > :nth-child(3) { transition-delay: 1.5s; }
html.js .chat.is-live > :nth-child(4) { transition-delay: 1.8s; }
html.js .chat.is-live > :nth-child(5) { transition-delay: 3.2s; }
html.js .chat.is-live > :nth-child(6) { transition-delay: 4.2s; }
.msg--typing { display: flex; align-items: center; gap: 0.25rem; padding: 0.625rem 0.875rem; }
.msg--typing i { width: 0.375rem; height: 0.375rem; border-radius: 50%; background: var(--dim); animation: dot 1.2s infinite ease-in-out; }
.msg--typing i:nth-child(2) { animation-delay: 0.15s; }
.msg--typing i:nth-child(3) { animation-delay: 0.3s; }
.msg--typing span { margin-left: 0.5rem; color: var(--dim); font-size: 0.75rem; }
@keyframes dot { 0%, 60%, 100% { opacity: 0.3; transform: none; } 30% { opacity: 1; transform: translateY(-0.125rem); } }
.bar i { transform-origin: left; }
html.js .chat .bar i { transform: scaleX(0); transition: transform 1.2s 1.9s var(--ease); }
html.js .chat.is-live .bar i { transform: none; }
.tick-up { color: var(--green) !important; transition: color 0.6s; }

/* hero entrance */
html.js .hero__copy > * { opacity: 0; transform: translateY(1.125rem); }
html.js .is-loaded .hero__copy > * { opacity: 1; transform: none; transition: opacity 1s var(--ease), transform 1s var(--ease); }
html.js .is-loaded .hero__copy > :nth-child(2) { transition-delay: 0.08s; }
html.js .is-loaded .hero__copy > :nth-child(3) { transition-delay: 0.16s; }
html.js .hero__stage { opacity: 0; }
html.js .is-loaded .hero__stage { opacity: 1; transition: opacity 1.4s 0.25s var(--ease); }

/* ---------- Sections ---------- */
section { position: relative; isolation: isolate; overflow-x: clip; }

/* film grain over the whole page — takes the "flat black" edge off */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 90; pointer-events: none;
  opacity: 0.06; mix-blend-mode: overlay;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E");
}

/* soft ambient light behind sections */
.statement::before, .how::before, .video::before, .signal::before, .hood::before, .models::before, .results::before, .faq::before {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
}
.statement::before { inset: 10% 15%; background: radial-gradient(50% 50% at 50% 50%, rgba(0, 143, 255, 0.13), transparent 70%); }
.how::before { width: 56.25rem; height: 43.75rem; right: -7.5rem; top: 11.25rem; background: radial-gradient(closest-side, rgba(0, 143, 255, 0.16), transparent); }
.signal::before { inset: 20% 0 10%; background: radial-gradient(35% 45% at 28% 55%, rgba(0, 255, 83, 0.12), transparent 70%), radial-gradient(35% 45% at 72% 55%, rgba(255, 90, 40, 0.09), transparent 70%); }
.hood::before { width: 68.75rem; height: 50rem; left: 50%; margin-left: -34.375rem; top: 7.5rem; background: radial-gradient(closest-side, rgba(0, 200, 170, 0.11), transparent); }
.models::before { width: 62.5rem; height: 37.5rem; left: 50%; margin-left: -31.25rem; top: 50%; margin-top: -12.5rem; background: radial-gradient(closest-side, rgba(0, 255, 83, 0.13), rgba(0, 143, 255, 0.08) 55%, transparent); }
.results::before { width: 50rem; height: 37.5rem; left: -12.5rem; top: 3.75rem; background: radial-gradient(closest-side, rgba(0, 255, 83, 0.11), transparent); }
.faq::before { width: 50rem; height: 43.75rem; right: -12.5rem; top: 6.25rem; background: radial-gradient(closest-side, rgba(0, 143, 255, 0.11), transparent); }

/* raised surface */
.tile {
  position: relative;
  border-radius: 1.75rem;
  background: linear-gradient(180deg, rgba(28, 28, 32, 0.72), rgba(14, 14, 16, 0.72));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 0 0 1px rgba(255, 255, 255, 0.06), 0 1.875rem 3.75rem -1.875rem rgba(0, 0, 0, 0.8);
  overflow: hidden;
}
.head h2 {
  font-size: 4rem;
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: -0.034em;
}
.head__sub { font-size: 1.25rem; line-height: 1.5; color: var(--dim); max-width: 35rem; margin-top: 1.625rem; letter-spacing: -0.015em; }
.head--center { text-align: center; }
.head--center .head__sub { margin-left: auto; margin-right: auto; }

/* Statement */
.statement { padding: 10.625rem 0 9.375rem; }
.statement__text {
  font-size: 3.375rem;
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--fg);
}
.statement__text .w { color: #2c2c2e; transition: color 0.35s linear; }
.statement__text .w.on { color: var(--fg); }
.statement__text .hl { background: var(--accent); -webkit-background-clip: text; background-clip: text; }
.statement__text .hl .w.on { color: transparent; }

/* How */
.how { padding: 7.5rem 0 10rem; }
.how__grid { display: grid; grid-template-columns: 23.75rem 1fr; gap: 5rem; margin-top: 4.5rem; align-items: center; }
.how__steps li { border-top: 1px solid var(--line); }
.how__steps li:last-child { border-bottom: 1px solid var(--line); }
.how__steps button { position: relative; display: grid; grid-template-columns: 2.75rem 1fr; width: 100%; padding: 1.625rem 0; }
.how__steps .n { font-family: var(--mono); font-size: 0.75rem; color: var(--dim-2); padding-top: 0.375rem; }
.how__steps .t { font-size: 1.375rem; font-weight: 600; letter-spacing: -0.025em; color: var(--dim); transition: color 0.3s; }
.how__steps .d {
  grid-column: 2;
  font-size: 0.9375rem; color: var(--dim); line-height: 1.5;
  max-height: 0; opacity: 0; overflow: hidden;
  transition: max-height 0.5s var(--ease), opacity 0.4s, margin 0.5s var(--ease);
}
.how__steps .progress { position: absolute; left: 0; right: 0; top: -1px; height: 1px; }
.how__steps .progress i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--blue), var(--green)); }
.how__steps li.is-active .t { color: var(--fg); }
.how__steps li.is-active .n { color: var(--green); }
.how__steps li.is-active .d { max-height: 5rem; opacity: 1; margin-top: 0.5rem; }
.how__steps li.is-active .progress i { animation: fill 5.5s linear forwards; }
.how.is-paused .how__steps li.is-active .progress i { animation-play-state: paused; }
@keyframes fill { to { width: 100%; } }
.how__steps button:hover .t { color: var(--fg-2); }

.how__screen {
  position: relative;
  aspect-ratio: 1568 / 739;
  border-radius: 1.75rem;
  overflow: hidden;
  background: #111;
  box-shadow: 0 0 0 1px var(--line), 0 2.5rem 6.25rem -2.5rem rgba(0, 143, 255, 0.25);
}
.how__screen img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.02); transition: opacity 0.7s var(--ease), transform 1.2s var(--ease); }
.how__screen img.is-active { opacity: 1; transform: none; }

/* Video */
.video { padding: 2.5rem 0 8.75rem; }
.video::before { width: 62.5rem; height: 40rem; left: 50%; margin-left: -31.25rem; top: 12.5rem; background: radial-gradient(closest-side, rgba(0, 255, 83, 0.1), rgba(0, 143, 255, 0.07) 55%, transparent); }
.video__frame {
  position: relative;
  aspect-ratio: 16 / 9;
  max-width: 70rem;
  margin: 4.5rem auto 0;
  border-radius: 1.75rem;
  overflow: hidden;
  background: #111;
  box-shadow: 0 0 0 1px var(--line), 0 2.5rem 6.25rem -2.5rem rgba(0, 255, 83, 0.22);
}
.video__play { position: absolute; inset: 0; width: 100%; height: 100%; cursor: pointer; }
.video__play img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease), filter 0.6s var(--ease); }
.video__play::after { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 60% at 50% 50%, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.55)); transition: opacity 0.6s var(--ease); }
.video__badge {
  position: absolute; z-index: 1; left: 50%; top: 50%;
  width: 5.5rem; height: 5.5rem; margin: -2.75rem 0 0 -2.75rem;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0.5rem rgba(255, 255, 255, 0.08), 0 1.25rem 3.75rem -0.625rem rgba(0, 255, 83, 0.55);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.video__badge svg { width: 2rem; height: 2rem; margin-left: 0.25rem; fill: #000; }
.video__play:hover img, .video__play:focus-visible img { transform: scale(1.03); filter: brightness(1.08); }
.video__play:hover::after, .video__play:focus-visible::after { opacity: 0.6; }
.video__play:hover .video__badge, .video__play:focus-visible .video__badge { transform: scale(1.08); box-shadow: 0 0 0 0.75rem rgba(255, 255, 255, 0.1), 0 1.5rem 4.5rem -0.625rem rgba(0, 255, 83, 0.7); }
.video__frame iframe { display: block; width: 100%; height: 100%; border: 0; }

/* Signal */
.signal { padding: 8.75rem 0 6.875rem; background: linear-gradient(180deg, #000 0%, var(--bg-2) 30%, var(--bg-2) 70%, #000 100%); }
.signal__pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 5rem; }
.shot { border-radius: 1.625rem; overflow: hidden; box-shadow: 0 0 0 1px var(--line); transition: transform 0.6s var(--ease), box-shadow 0.6s var(--ease); }
.shot img { width: 100%; height: auto; }
.shot--buy:hover { transform: translateY(-0.25rem); box-shadow: 0 0 0 1px rgba(0, 255, 83, 0.25), 0 1.875rem 5rem -1.875rem rgba(0, 255, 83, 0.35); }
.shot--sell:hover { transform: translateY(-0.25rem); box-shadow: 0 0 0 1px rgba(255, 80, 40, 0.25), 0 1.875rem 5rem -1.875rem rgba(255, 80, 40, 0.3); }
.signal__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem; margin-top: 5rem; }
.signal__cols > div { padding-top: 1.75rem; border-top: 1px solid var(--line); }
.signal__cols h3 { font-size: 1.3125rem; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 0.625rem; }
.signal__cols p { color: var(--dim); font-size: 1rem; }

/* Hood */
.hood { padding: 5.625rem 0 6.875rem; }
.hood__tiles { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1.25rem; margin-top: 4.5rem; }
.hood__tiles .tile { grid-column: span 5; display: flex; flex-direction: column; min-height: 25rem; }
.hood__tiles .tile--wide { grid-column: span 7; }
.tile__viz { flex: 1; position: relative; padding: 2.25rem 2.25rem 0; }
.tile__body { padding: 1.75rem 2.25rem 2.125rem; }
.tile__body .n { font-family: var(--mono); font-size: 0.75rem; color: var(--dim-2); display: block; margin-bottom: 0.75rem; }
.tile__body h3 { font-size: 1.625rem; font-weight: 600; letter-spacing: -0.024em; margin-bottom: 0.375rem; }
.tile__body p { color: var(--dim); font-size: 1rem; max-width: 27.5rem; }
.up { color: var(--green); }

.viz-chart { padding: 2.25rem 0 0; }
.viz-chart svg { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 11.875rem; }
.viz-chart .vol rect { fill: rgba(255, 255, 255, 0.05); }
.viz-chart .line { filter: drop-shadow(0 0 0.375rem rgba(0, 255, 83, 0.45)); stroke-dasharray: 900; stroke-dashoffset: 900; transition: stroke-dashoffset 2.4s var(--ease) 0.3s; }
.is-in .viz-chart .line { stroke-dashoffset: 0; }
.viz-chart__tag { position: absolute; left: 2.25rem; top: 2.125rem; font-size: 0.8125rem; color: var(--fg-2); padding: 0.375rem 0.75rem; border-radius: 999px; background: rgba(255, 255, 255, 0.06); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06); }
.viz-chart__tag b { color: var(--green); font-weight: 600; margin-left: 0.375rem; }

.viz-news { display: grid; gap: 0.625rem; align-content: start; }
.viz-news div { display: grid; grid-template-columns: 3rem 1fr auto; align-items: center; gap: 0.75rem; padding: 0.75rem 0.875rem; border-radius: 0.875rem; background: rgba(255, 255, 255, 0.04); font-size: 0.875rem; }
.viz-news time { font-family: var(--mono); font-size: 0.7188rem; color: var(--dim); }
.viz-news span { color: var(--fg-2); }
.viz-news b { font-weight: 600; font-size: 0.8125rem; }

.viz-sent { display: grid; align-content: start; gap: 0.875rem; }
.viz-sent__row { display: flex; justify-content: space-between; align-items: baseline; }
.viz-sent__row span { color: var(--fg-2); font-size: 0.9375rem; }
.viz-sent__row b { font-size: 2.75rem; font-weight: 600; letter-spacing: -0.03em; background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.viz-sent__bar { height: 0.5rem; border-radius: 0.25rem; background: rgba(255, 255, 255, 0.07); overflow: hidden; }
.viz-sent__bar i { display: block; height: 100%; border-radius: 0.25rem; background: linear-gradient(90deg, var(--blue), var(--green)); box-shadow: 0 0 0.75rem rgba(0, 255, 83, 0.4); }
.viz-sent__src { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin-top: 0.375rem; }
.viz-sent__src span { font-size: 0.75rem; padding: 0.3125rem 0.625rem; border-radius: 999px; background: rgba(255, 255, 255, 0.06); color: var(--fg-2); }
.viz-sent__src em { font-style: normal; font-size: 0.75rem; color: var(--dim); margin-left: auto; }
.viz-sent__list { display: grid; gap: 0.625rem; margin-top: 0.625rem; padding-top: 1.125rem; border-top: 1px solid var(--line); }
.viz-sent__list li { display: grid; grid-template-columns: 4.5rem 1fr 2.25rem; align-items: center; gap: 0.75rem; font-size: 0.8125rem; }
.viz-sent__list span { color: var(--fg-2); }
.viz-sent__list i { height: 0.25rem; border-radius: 0.125rem; background: rgba(255, 255, 255, 0.07); overflow: hidden; }
.viz-sent__list b { display: block; height: 100%; border-radius: 0.125rem; background: rgba(0, 255, 83, 0.55); }
.viz-sent__list em { font-style: normal; font-family: var(--mono); font-size: 0.75rem; color: var(--dim); text-align: right; }

.viz-ind { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; align-content: start; }
.viz-ind div { padding: 1rem 1.125rem; border-radius: 1rem; background: rgba(255, 255, 255, 0.04); display: grid; gap: 0.125rem; }
.viz-ind span { font-size: 0.75rem; color: var(--dim); }
.viz-ind b { font-family: var(--mono); font-size: 1.0625rem; font-weight: 500; }
.viz-ind em { font-style: normal; font-size: 0.75rem; color: var(--fg-2); }

/* Models */
.models { padding: 6.25rem 0 7.5rem; overflow: hidden; }
.models__panel { margin-top: 4rem; padding: 4.5rem 2.5rem 3.5rem; border-radius: 2.25rem; text-align: center; }
.models__panel { background: radial-gradient(60% 80% at 50% 0%, rgba(0, 255, 83, 0.07), transparent 70%), linear-gradient(180deg, rgba(24, 24, 28, 0.6), rgba(10, 10, 12, 0.6)); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 0 0 1px rgba(255, 255, 255, 0.06); }
.models__list {
  display: grid; grid-template-columns: repeat(3, auto); justify-content: center;
  column-gap: 3.75rem; row-gap: 0.5rem;
}
.models__list li {
  font-size: 4rem; font-weight: 600; letter-spacing: -0.034em; line-height: 1.15;
  color: #3a3a3e;
  transition: color 0.6s var(--ease);
  cursor: default;
  white-space: nowrap;
}
.models__list sup { font-size: 1.25rem; font-weight: 500; letter-spacing: 0; vertical-align: top; position: relative; top: 0.875rem; margin-left: 0.25rem; color: inherit; }
.models__list li.is-lit { background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.models__list li.is-lit sup { color: var(--blue); }
.models__list li:hover { color: var(--fg); }
.models__note { text-align: center; color: var(--dim); font-size: 1.1875rem; margin-top: 3.5rem; }

/* Results */
.results { padding: 7.5rem 0 9.375rem; }
.stats--big { margin-top: 5rem; gap: 0; display: grid; grid-template-columns: repeat(3, 1fr); }
.stats--big li { padding-right: 2.5rem; }
.stats--big b { font-size: 6rem; font-weight: 600; letter-spacing: -0.04em; line-height: 1; margin-bottom: 0.625rem; }
.stats--big li:first-child b { background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stats--big span { font-size: 1.0625rem; }
.reviews { margin-top: 5.625rem; }
.reviews__track {
  --gut: calc(50vw - 35rem);
  display: flex; gap: 1.25rem;
  margin: 0 calc(-1 * var(--gut)); padding: 0.25rem var(--gut) 0.5rem;
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scroll-padding-inline: var(--gut);
  scrollbar-width: none;
}
@media (min-width: 1921px) {
  .reviews__track { --gut: calc(9vw + 2.5rem); }
}
.reviews__track::-webkit-scrollbar { display: none; }
.review {
  flex: 0 0 21.25rem; scroll-snap-align: start;
  display: flex; flex-direction: column;
  padding: 0.625rem 0.625rem 1.875rem; border-radius: 1.75rem;
  background: linear-gradient(180deg, rgba(28, 28, 32, 0.7), rgba(14, 14, 16, 0.7));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 0 0 1px rgba(255, 255, 255, 0.06);
}
.review__shot {
  position: relative; display: block; width: 100%; aspect-ratio: 630 / 1280;
  border-radius: 1.375rem; overflow: hidden; cursor: zoom-in;
  background: radial-gradient(120% 90% at 20% 0%, rgba(0, 143, 255, 0.14), transparent 60%), radial-gradient(100% 80% at 90% 100%, rgba(0, 255, 83, 0.1), transparent 60%), #111113;
  transition: box-shadow 0.6s var(--ease);
}
.review__shot::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.review__shot::before {
  content: ""; position: absolute; z-index: 1; right: 0.875rem; top: 0.875rem;
  width: 2.25rem; height: 2.25rem; border-radius: 50%;
  background: rgba(30, 30, 34, 0.55) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f7' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 5h5v5M10 19H5v-5M19 5l-5.5 5.5M5 19l5.5-5.5'/%3E%3C/svg%3E") center / 1rem no-repeat;
  -webkit-backdrop-filter: blur(12px) saturate(160%); backdrop-filter: blur(12px) saturate(160%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  opacity: 0; transform: scale(0.9); transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.review__shot img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.review__shot:hover { box-shadow: 0 1.875rem 4.375rem -2.5rem rgba(0, 200, 170, 0.45); }
.review__shot:hover img { transform: scale(1.02); }
.review__shot:hover::before, .review__shot:focus-visible::before { opacity: 1; transform: none; }
.review__shot:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.review__shot:disabled { cursor: default; box-shadow: none; }
.review__shot:disabled img { visibility: hidden; }
.review__shot:disabled::before { display: none; }
.review blockquote { flex: 1; padding: 1.625rem 1.125rem 0; font-size: 1.0625rem; line-height: 1.45; letter-spacing: -0.02em; color: var(--fg-2); margin-bottom: 1.625rem; }
.review blockquote::before { content: "“"; display: block; font-size: 3.5rem; line-height: 0.6; height: 1.625rem; background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.review__by { padding: 0 1.125rem; font-size: 0.9375rem; font-weight: 600; }
.review__by span { display: block; font-weight: 400; color: var(--dim); margin-top: 0.125rem; }
.reviews__nav { display: flex; justify-content: flex-end; gap: 0.875rem; margin-top: 1.75rem; }
.reviews.is-static .reviews__nav { display: none; }
.reviews__btn {
  display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 50%;
  background: rgba(255, 255, 255, 0.08); color: var(--fg);
  transition: background 0.25s, color 0.25s, opacity 0.25s;
}
.reviews__btn svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.reviews__btn:hover:not(:disabled) { background: rgba(255, 255, 255, 0.14); }
.reviews__btn:disabled { color: var(--dim-2); background: rgba(255, 255, 255, 0.04); cursor: default; }
.reviews__btn:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* Lightbox */
.lightbox {
  padding: 0; border: 0; background: none; overflow: visible;
  max-width: none; max-height: none; width: fit-content;
}
.lightbox::backdrop {
  background: rgba(0, 0, 0, 0.72);
  -webkit-backdrop-filter: blur(20px) saturate(140%); backdrop-filter: blur(20px) saturate(140%);
}
.lightbox img {
  width: auto; height: auto; max-width: calc(100vw - 10rem); max-height: calc(100vh - 4rem); border-radius: 1.5rem; background: #0a0a0b;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 2.5rem 7.5rem -1.25rem rgba(0, 0, 0, 0.8);
}
.lightbox[open], .lightbox[open]::backdrop { animation: lb-in 0.45s var(--ease); }
.lightbox[open] img { animation: lb-zoom 0.45s var(--ease); }
@keyframes lb-in { from { opacity: 0; } }
@keyframes lb-zoom { from { transform: scale(0.96); } }
.lightbox__close {
  position: absolute; top: 0; right: -3.5rem;
  display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%;
  background: rgba(255, 255, 255, 0.1); color: var(--fg);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: background 0.25s;
}
.lightbox__close:hover { background: rgba(255, 255, 255, 0.18); }
.lightbox__close svg { width: 1.125rem; height: 1.125rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }

/* Trial */
.trial { padding: 12.5rem 0 13.75rem; text-align: center; overflow: hidden; isolation: isolate; }
.trial__ring {
  position: absolute; z-index: -1;
  width: 55rem; height: 55rem; left: 50%; top: 50%; margin: -27.5rem 0 0 -27.5rem;
  border-radius: 50%;
  background: conic-gradient(from 0deg, #008fff, #00ff53, transparent 38%, transparent 62%, #008fff);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 1.5px), #000 calc(100% - 1px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 1.5px), #000 calc(100% - 1px));
  opacity: 0.55;
  animation: spin 40s linear infinite;
}
.trial::before {
  content: ""; position: absolute; z-index: -2; left: 50%; top: 50%;
  width: 56.25rem; height: 31.25rem; margin: -15.625rem 0 0 -28.125rem;
  background: radial-gradient(closest-side, rgba(0, 143, 255, 0.10), rgba(0, 255, 83, 0.04) 60%, transparent);
}
@keyframes spin { to { transform: rotate(360deg); } }
.trial h2 { font-size: 7rem; line-height: 1.0; font-weight: 600; letter-spacing: -0.04em; }
.trial .head__sub { margin: 1.875rem auto 3rem; }
.trial__fine { margin-top: 1.375rem; font-size: 0.875rem; color: var(--dim); }

/* FAQ */
.faq { padding: 8.75rem 0 10rem; border-top: 1px solid var(--line); }
.faq__grid { display: grid; grid-template-columns: 1fr 1.35fr; gap: 5rem; align-items: start; }
.faq .head { position: sticky; top: 8.125rem; }
.faq__help { margin-top: 3rem; padding: 1.75rem 1.875rem; max-width: 22.5rem; }
.faq__help b { display: block; font-size: 1.1875rem; font-weight: 600; margin-bottom: 0.375rem; }
.faq__help p { color: var(--dim); font-size: 0.9375rem; margin-bottom: 1rem; }
.faq__help .link-quiet { font-size: 0.9375rem; color: var(--fg-2); }
.faq__list details { border-top: 1px solid var(--line); }
.faq__list details:last-child { border-bottom: 1px solid var(--line); }
.faq__list summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 1.5rem;
  padding: 1.75rem 0;
  font-size: 1.3125rem; font-weight: 500; letter-spacing: -0.02em;
  transition: color 0.2s;
}
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after {
  content: ""; flex: none; width: 0.875rem; height: 0.875rem;
  background:
    linear-gradient(currentColor, currentColor) center / 0.875rem 1.5px no-repeat,
    linear-gradient(currentColor, currentColor) center / 1.5px 0.875rem no-repeat;
  color: var(--dim);
  transition: transform 0.35s var(--ease);
}
.faq__list details[open] summary::after { transform: rotate(45deg); color: var(--fg); }
.faq__list summary:hover { color: #fff; }
.faq__list p { color: var(--dim); font-size: 1.0625rem; max-width: 37.5rem; padding: 0 2.5rem 1.875rem 0; }
.faq__list details[open] p { animation: fade 0.4s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(-0.25rem); } }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 3.5rem 0 3rem; }
.footer__top { display: flex; align-items: center; justify-content: space-between; padding-bottom: 2.5rem; border-bottom: 1px solid var(--line); }
.footer .brand { font-size: 1.375rem; }
.footer .brand__mark { width: auto; height: 1.0625rem; }
.footer__links { display: flex; gap: 2rem; font-size: 0.875rem; color: var(--dim); }
.footer__links a:hover { color: var(--fg); }
.footer__legal { padding-top: 1.75rem; font-size: 0.75rem; line-height: 1.6; color: var(--dim-2); }
.footer__legal p { max-width: 53.75rem; }
.footer__legal p + p { margin-top: 0.625rem; }

/* ---------- Reveal ---------- */
html.js .reveal { opacity: 0; transform: translateY(1.75rem); transition: opacity 1s var(--ease), transform 1s var(--ease); }
html.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1199px) {
  .reviews__track { --gut: 2.5rem; }
}

@media (max-width: 1023px) {
  .nav__links { display: none; }
  .hero__title { font-size: 3.75rem; }
  .tgw__body { grid-template-columns: 16rem 1fr; }
  .tgw__chat .msg--signal, .tgw__chat .kb { width: 100%; max-width: 24rem; }
  .statement__text { font-size: 2.5rem; }
  .head h2 { font-size: 3.25rem; }
  .how__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .how__screen { order: -1; }
  .how__steps li.is-active .d { max-height: 8rem; }
  .hood__tiles .tile, .hood__tiles .tile--wide { grid-column: span 6; }
  .models__list { grid-template-columns: repeat(2, auto); column-gap: 3rem; }
  .models__list li { font-size: 3rem; }
  .models__list sup { font-size: 1rem; top: 0.625rem; }
  .stats--big b { font-size: 4rem; }
  .trial h2 { font-size: 5rem; }
  .trial__ring { width: 40rem; height: 40rem; margin: -20rem 0 0 -20rem; }
  .faq__grid { grid-template-columns: 1fr; gap: 3rem; }
  .faq .head { position: static; }
}

@media (max-width: 640px) {
  body { font-size: 1rem; }
  .container { padding: 0 1.25rem; }
  .eyebrow { margin-bottom: 1rem; }

  .nav__inner { height: 3.75rem; }
  .nav .brand { font-size: 1.3125rem; }
  .nav .brand__mark { height: 1.0625rem; }
  .nav .btn--sm { height: 2.375rem; padding: 0 0.875rem; font-size: 0.8125rem; }

  .hero { padding-top: 6.5rem; }
  .hero__title { font-size: 2.625rem; line-height: 1.06; letter-spacing: -0.035em; margin-bottom: 1.125rem; }
  .hero__lead { font-size: 1.0625rem; margin-bottom: 1.75rem; }
  .hero__actions { flex-direction: column; gap: 1.125rem; }
  .hero__actions .btn--pill { width: 100%; justify-content: center; }
  .link-more { font-size: 1.0625rem; }

  .hero__stage { margin-top: 2.5rem; }
  .tgw { height: 29rem; transform: none; border-radius: 1.25rem; }
  .tgw__bar, .tgw__side { display: none; }
  .tgw__body { grid-template-columns: 1fr; }
  .tgw__head { padding: 0.625rem 1rem; }
  .tgw__chat { padding: 0.875rem 0.75rem; }
  .tgw__composer { margin: 0 0.75rem 0.75rem; }

  .statement { padding: 5rem 0 4.5rem; }
  .statement__text { font-size: 1.875rem; line-height: 1.22; }

  .head h2 { font-size: 2.375rem; line-height: 1.08; }
  .head__sub { font-size: 1.0625rem; margin-top: 1.125rem; }

  .how { padding: 4rem 0 5rem; }
  .how__grid { margin-top: 2.5rem; gap: 1.5rem; }
  .how__screen { border-radius: 1.125rem; }
  .how__steps button { padding: 1.25rem 0; }
  .how__steps .t { font-size: 1.1875rem; }

  .video { padding: 1rem 0 5rem; }
  .video::before { width: 140%; left: -20%; margin-left: 0; top: 25%; bottom: 0; height: auto; }
  .video__frame { margin-top: 2.5rem; border-radius: 1.125rem; }
  .video__badge { width: 4rem; height: 4rem; margin: -2rem 0 0 -2rem; }
  .video__badge svg { width: 1.5rem; height: 1.5rem; }

  .signal { padding: 5rem 0 4rem; }
  .signal__pair { grid-template-columns: 1fr; gap: 1rem; margin-top: 2.5rem; }
  .shot { border-radius: 1.125rem; }
  .signal__cols { grid-template-columns: 1fr; gap: 1.75rem; margin-top: 3rem; }
  .signal__cols > div { padding-top: 1.25rem; }

  .hood { padding: 4rem 0; }
  .hood__tiles { gap: 1rem; margin-top: 2.5rem; }
  .hood__tiles .tile, .hood__tiles .tile--wide { grid-column: span 12; min-height: 0; }
  .tile { border-radius: 1.375rem; }
  .tile__viz { padding: 1.5rem 1.5rem 0; }
  .viz-chart { padding: 1.5rem 0 0; min-height: 13rem; }
  .viz-chart__tag { left: 1.5rem; top: 1.375rem; }
  .tile__body { padding: 1.5rem 1.5rem 1.75rem; }
  .tile__body h3 { font-size: 1.375rem; }
  .viz-ind div { padding: 0.875rem; }
  .viz-ind b { font-size: 0.9375rem; }

  .models { padding: 4rem 0 5rem; }
  .models__panel { margin-top: 2.5rem; padding: 2.5rem 1.25rem 2.25rem; border-radius: 1.5rem; }
  .models__list { grid-template-columns: 1fr; row-gap: 0.25rem; }
  .models__list li { font-size: 2.25rem; }
  .models__list sup { font-size: 0.8125rem; top: 0.5rem; }
  .models__note { font-size: 1rem; margin-top: 2rem; }

  .results { padding: 4.5rem 0 5rem; }
  .stats--big { margin-top: 2.5rem; }
  .stats--big li { padding-right: 0.75rem; }
  .stats--big b { font-size: 2.25rem; margin-bottom: 0.375rem; }
  .stats--big span { font-size: 0.875rem; }
  .reviews { margin-top: 3rem; }
  .reviews__track { --gut: 1.25rem; gap: 0.875rem; }
  .review { flex-basis: min(74vw, 17rem); border-radius: 1.5rem; }
  .review__shot { border-radius: 1.125rem; }
  .review blockquote { font-size: 1rem; padding: 1.25rem 0.875rem 0; margin-bottom: 1.25rem; }
  .review__by { padding: 0 0.875rem; }
  .reviews__nav { margin-top: 1.25rem; }

  .lightbox img { max-width: calc(100vw - 2rem); max-height: calc(100vh - 7rem); border-radius: 1rem; }
  .lightbox__close { top: -3.25rem; right: 0; }

  .trial { padding: 8rem 0 8.5rem; }
  .trial__ring { width: 38rem; height: 38rem; margin: -19rem 0 0 -19rem; }
  .trial::before { width: 100%; left: 0; margin-left: 0; }
  .trial h2 { font-size: 3rem; line-height: 1.04; }
  .trial .head__sub { margin: 1.25rem auto 2rem; }
  .btn--lg { height: 3.625rem; padding: 0 1.5rem; font-size: 1.0625rem; }

  .faq { padding: 4.5rem 0 5rem; }
  .faq__grid { gap: 2rem; }
  .faq__help { margin-top: 1.75rem; padding: 1.375rem 1.5rem; }
  .faq__list summary { font-size: 1.0625rem; padding: 1.25rem 0; gap: 1rem; }
  .faq__list p { font-size: 1rem; padding: 0 0 1.375rem; }

  .footer { padding: 2.5rem 0 2.25rem; }
  .footer__top { flex-direction: column; align-items: flex-start; gap: 1.5rem; padding-bottom: 2rem; }
  .footer__links { flex-wrap: wrap; gap: 0.75rem 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}