/* ASM://PROTOCOL — landing B2 «Кинематограф».
   Builds on kit.css (@asm-protocol/ui-kit): palette, --fx-* parameters, CRT overlay of
   body.skin-operator, shred/hard-cut keyframes (montage cuts), tty variables. */

@font-face { font-family: "IBM Plex Mono"; font-weight: 300; font-style: normal; font-display: swap; src: url(fonts/plex-mono-300.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 400; font-style: normal; font-display: swap; src: url(fonts/plex-mono-400.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 500; font-style: normal; font-display: swap; src: url(fonts/plex-mono-500.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 300; font-style: normal; font-display: swap; src: url(fonts/plex-sans-300.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-style: normal; font-display: swap; src: url(fonts/plex-sans-400.woff2) format("woff2"); }

:root {
  --film: #050706;
  --heading: var(--site-heading);
  --body: var(--site-body-secondary);
  --caption: #9aaba3;
  --dimtext: var(--site-machine-muted);
  --line-2: var(--site-control-border);
  --mark: #2f3f39;
  --primary-surface: var(--site-primary-surface);
  --ok-border: var(--site-success-border);
  --glow-text: 0 0 14px rgb(var(--fx-glow-rgb) / 0.3);
  --glow-strong: 0 0 1px rgb(var(--fx-glow-rgb) / 0.7), 0 0 24px rgb(var(--fx-glow-rgb) / 0.42);
  --gutter: clamp(16px, 6vw, 96px);
  color-scheme: dark;
}
body.skin-tty {
  --film: #050705;
  --heading: #e2e8dc;
  --body: #bcc6b6;
  --caption: #a9b6a2;
  --dimtext: #8c9a86;
  --line-2: #3d4c39;
  --mark: #3d4c39;
  --primary-surface: #0d130b;
  --ok-border: #6f8450;
  --amber: #d9c47e;
  --violet: #d1d8cc;
  --red: #e0907f;
  --glow-text: none;
  --glow-strong: none;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--film); color: var(--ink);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1, h2, h3, p, ol, ul, dl, dd, blockquote, figure, pre { margin: 0; padding: 0; }
ol, ul { list-style: none; }
a { color: inherit; }
b, strong { font-weight: 500; }
i { font-style: normal; }
code, pre { font-family: var(--mono); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 1px solid var(--blue); outline-offset: 4px; }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: absolute; left: 12px; top: -60px; z-index: 80; padding: 10px 14px;
  background: var(--panel); border: 1px solid var(--blue); color: var(--heading);
  font: 500 12px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none;
}
.skip:focus { top: 12px; }
.needs-js { display: none !important; }
.js .skin.needs-js { display: inline-flex !important; }
.js .reel.needs-js { display: block !important; }

/* ---------- slate (header over the title card) ---------- */
.slate {
  position: absolute; top: 0; left: 0; right: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 26px var(--gutter);
}
.brand { font: 500 13px/1 var(--mono); letter-spacing: 0.16em; text-decoration: none; white-space: nowrap; }
.brand__a { color: var(--muted); }
.brand__b { color: var(--green); }
.slate__end { display: flex; align-items: center; gap: 22px; }
.slate__enter {
  font: 500 12px/1 var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--green);
  text-decoration: none; padding: 10px 0; border-bottom: 1px solid var(--ok-border); white-space: nowrap;
}
.slate__enter:hover { border-bottom-color: var(--green); }
.skin { display: inline-flex; border: 1px solid var(--line-2); border-radius: 3px; padding: 3px; gap: 2px; }
.skin button {
  border: 0; background: transparent; cursor: pointer; border-radius: 2px;
  font: 500 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--caption); padding: 8px 10px;
}
.skin button[aria-pressed="true"] { background: var(--site-skin-active); color: var(--green); }

/* ---------- scenes ---------- */
.scene {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: grid; grid-template-rows: auto 1fr auto;
  padding: 92px var(--gutter) 60px;
}
/* frame marks: the safe area of a shot */
.scene::before {
  content: ""; position: absolute; inset: 26px calc(var(--gutter) - 28px); pointer-events: none;
  --m: linear-gradient(var(--mark), var(--mark));
  background:
    var(--m) top left / 22px 1px no-repeat, var(--m) top left / 1px 22px no-repeat,
    var(--m) top right / 22px 1px no-repeat, var(--m) top right / 1px 22px no-repeat,
    var(--m) bottom left / 22px 1px no-repeat, var(--m) bottom left / 1px 22px no-repeat,
    var(--m) bottom right / 22px 1px no-repeat, var(--m) bottom right / 1px 22px no-repeat;
}
.scene__mark {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  font: 500 12px/1.4 var(--mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--caption);
}
.scene__mark span:first-child { color: var(--green); }
.scene__mark span + span::before {
  content: ""; display: inline-block; width: 40px; height: 1px; margin-right: 18px; vertical-align: middle; background: var(--line-2);
}
.scene__body { align-self: center; width: 100%; max-width: 1180px; margin: 0 auto; padding: 56px 0; }
.scene__foot { text-align: center; }

.sub {
  max-width: 54ch; margin: 0 auto;
  font: 300 clamp(17px, 1.45vw, 21px)/1.55 var(--sans); color: var(--ink);
  text-wrap: balance;
}
.sub p { font: inherit; }
blockquote.sub footer, .sub footer {
  margin-top: 14px; font: 500 12px/1.5 var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--caption);
}

.h2 {
  font: 300 clamp(30px, 4.7vw, 68px)/1.08 var(--mono);
  letter-spacing: -0.03em; color: var(--heading); text-align: center; text-wrap: balance;
}
.h2--xl { font-size: clamp(34px, 6.4vw, 96px); }
body.skin-operator .h2 { text-shadow: 0 0 18px rgb(var(--fx-glow-rgb) / 0.12); }

/* ---------- 01 title card ---------- */
.scene--title { padding-top: 112px; }
.scene--title .scene__mark { visibility: hidden; }
.scene--title .scene__body { text-align: center; }
.kicker span { white-space: nowrap; }
.kicker span + span::before { content: "· "; }
.kicker {
  font: 500 12px/1.5 var(--mono); letter-spacing: 0.32em; text-transform: uppercase; color: var(--caption);
  margin-bottom: clamp(24px, 3.4vw, 44px);
}
.title {
  font: 300 clamp(38px, 9.6vw, 152px)/0.92 var(--mono);
  letter-spacing: -0.035em; white-space: nowrap;
}
.title__a { color: var(--muted); }
.title__b { color: var(--green); }
body.skin-operator .title__b { text-shadow: var(--glow-strong); }
body.skin-operator .title__a { text-shadow: 0 0 18px rgb(122 138 131 / 0.25); }
.tagline {
  margin-top: clamp(22px, 3vw, 40px);
  font: 300 clamp(19px, 2.5vw, 36px)/1.25 var(--mono); letter-spacing: -0.02em; color: var(--heading);
  text-wrap: balance;
}
.scene--title .sub { color: var(--body); }

.cta { display: flex; align-items: center; justify-content: center; gap: 32px; flex-wrap: wrap; margin-top: 30px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 52px; padding: 0 28px; border: 1px solid var(--line-2); border-radius: var(--btn-radius);
  background: transparent; color: var(--heading); text-decoration: none; white-space: nowrap; cursor: pointer;
  font: 500 12px/1 var(--mono); letter-spacing: 0.18em; text-transform: uppercase;
  transition: border-color var(--fx-transition-duration) ease, box-shadow var(--fx-transition-duration) ease, text-shadow var(--fx-transition-duration) ease;
}
.btn--primary { color: var(--green); border-color: var(--ok-border); background: var(--primary-surface); }
.btn--lg { min-height: 62px; padding: 0 40px; font-size: 13px; }
body.skin-operator .btn--primary:hover, body.skin-operator .btn--primary:focus-visible {
  border-color: var(--green);
  box-shadow: 0 0 var(--fx-glow-box-radius) rgb(var(--fx-glow-rgb) / var(--fx-glow-box-alpha));
  text-shadow: 0 0 var(--fx-glow-text-radius) rgb(var(--fx-glow-rgb) / 0.7);
}
body.skin-tty .btn--primary:hover { border-color: var(--green); }
.textlink {
  font: 500 12px/1 var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--blue);
  text-decoration: none; padding: 10px 0; border-bottom: 1px solid transparent;
}
.textlink::after { content: " ↓"; }
.textlink:hover { border-bottom-color: currentColor; }

/* ---------- 02 prologue: the cycle ---------- */
.cycle {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: clamp(48px, 6vw, 88px) auto 0; max-width: 1080px;
  border-top: 1px solid var(--line-2);
}
.cycle li { position: relative; padding: 26px 18px 0 0; display: grid; gap: 10px; }
.cycle li + li { padding-left: 28px; }
.cycle li + li::before {
  content: "→"; position: absolute; left: -9px; top: -13px; width: 18px; text-align: center;
  font: 400 16px/26px var(--mono); color: var(--green); background: var(--film);
}
.cycle b { font: 300 clamp(18px, 2.05vw, 30px)/1.15 var(--mono); color: var(--heading); letter-spacing: -0.02em; }
.cycle span { font: 500 12px/1 var(--mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--caption); }

/* ---------- listings ---------- */
.op { font-weight: 400; color: var(--heading); }
.ty { font-weight: 400; color: var(--blue); }
.rg { color: var(--blue); }
.im { color: var(--amber); }
.lb { color: var(--violet); }
.cm { color: var(--caption); }
.listing {
  font: 300 clamp(17px, 2.5vw, 38px)/1.6 var(--mono); color: var(--heading); letter-spacing: -0.01em;
  white-space: pre; overflow-x: auto;
}
.listing .ln { display: inline-block; }
.listing .ln > i:first-child {
  display: inline-block; width: 2.6em; font-size: 0.42em; vertical-align: 0.35em; color: var(--dimtext); letter-spacing: 0.1em;
}
.listing--sm { font-size: clamp(13px, 1.25vw, 18px); line-height: 1.7; font-weight: 400; }

.shot > * { min-width: 0; max-width: 100%; }
.shot {
  display: grid; grid-template-columns: auto auto; justify-content: center; align-items: center;
  gap: clamp(32px, 7vw, 120px); margin-top: clamp(40px, 5vw, 72px);
}
.readout { display: grid; grid-template-columns: repeat(4, auto); gap: 0; border: 1px solid var(--line); }
.readout > div { padding: 14px 18px 12px; min-width: 76px; }
.readout > div + div { border-left: 1px solid var(--line); }
.readout dt { font: 500 12px/1 var(--mono); letter-spacing: 0.14em; color: var(--caption); }
.readout dd { margin-top: 10px; font: 300 40px/1 var(--mono); color: var(--dimtext); }
.readout .on dd { color: var(--green); }
body.skin-operator .readout .on dd { text-shadow: var(--glow-text); }
.readout .readout__reg { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--line); padding: 18px 18px 16px; display: flex; align-items: baseline; justify-content: space-between; }
.readout__reg dt { font-size: 14px; color: var(--ink); }
.readout__reg dd { margin: 0; font-size: clamp(56px, 6.4vw, 96px); color: var(--green); letter-spacing: -0.04em; }
body.skin-operator .readout__reg dd { text-shadow: var(--glow-strong); }

/* ---------- 04 C: the signal ---------- */
.listing--c { margin: clamp(40px, 5vw, 64px) auto 0; width: max-content; max-width: 100%; }
.crash { margin-top: clamp(36px, 4vw, 56px); text-align: center; display: grid; gap: 16px; }
.crash__msg { font: 400 clamp(20px, 3.7vw, 54px)/1.15 var(--mono); color: var(--red); letter-spacing: -0.02em; }
body.skin-operator .crash__msg { text-shadow: 0 0 2px rgb(244 119 119 / 0.8), 0 0 26px rgb(244 119 119 / 0.45); }
.crash__code { font: 500 13px/1 var(--mono); letter-spacing: 0.24em; text-transform: uppercase; color: var(--caption); }

/* ---------- 05 split screen ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; margin-top: clamp(40px, 5vw, 72px); border-top: 1px solid var(--line); }
.split__half { padding: 28px clamp(20px, 3vw, 48px) 0 0; display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.split__half + .split__half { padding-left: clamp(20px, 3vw, 48px); padding-right: 0; border-left: 1px solid var(--line); }
.split figcaption { font: 500 12px/1 var(--mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--caption); }
.split figcaption b { color: var(--violet); margin-right: 12px; letter-spacing: 0.08em; font-size: 14px; }
.split__half + .split__half figcaption b { color: var(--amber); }
.split .listing { color: var(--ink); }
.split__note { font: 300 16px/1.55 var(--sans); color: var(--body); max-width: 46ch; }
.verdict { font: 400 13px/1.5 var(--mono); padding-left: 14px; border-left: 2px solid currentColor; overflow-wrap: anywhere; }
.verdict--amber { color: var(--amber); }

/* ---------- 06 systems ---------- */
.shell { display: grid; justify-items: start; gap: 8px; }
.shell__cmd { font: 400 clamp(15px, 1.4vw, 20px)/1 var(--mono); color: var(--caption); }
.shell__out { font: 300 clamp(80px, 11vw, 168px)/0.9 var(--mono); color: var(--green); letter-spacing: -0.05em; }
body.skin-operator .shell__out { text-shadow: var(--glow-strong); }

/* ---------- 07 beats ---------- */
.beats { max-width: 1080px; margin: 0 auto; }
.beats li {
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); align-items: baseline; gap: 32px;
  padding: clamp(14px, 1.6vw, 22px) 0; border-bottom: 1px solid var(--line);
}
.beats b { font: 300 clamp(38px, 7vw, 104px)/1 var(--mono); color: var(--heading); letter-spacing: -0.04em; }
body.skin-operator .beats li:nth-child(1) b { color: var(--heading); }
.beats span { font: 300 clamp(16px, 1.35vw, 20px)/1.45 var(--sans); color: var(--body); }
.miss {
  max-width: 760px; margin: clamp(40px, 5vw, 64px) auto 0; padding: 22px 26px;
  border: 1px solid var(--site-danger-border); border-radius: 3px; background: rgb(244 119 119 / 0.03);
}
.miss__title { font: 500 12px/1.3 var(--mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--red); }
.miss__body { margin-top: 10px; font: 400 clamp(16px, 1.5vw, 20px)/1.5 var(--mono); color: var(--heading); }

/* ---------- 08 duo ---------- */
.duo { display: grid; grid-template-columns: 1fr 1fr; max-width: 1180px; margin: 0 auto; }
.duo__half { padding: 8px clamp(20px, 3.5vw, 56px) 8px 0; display: grid; align-content: start; gap: 18px; }
.duo__half + .duo__half { padding-left: clamp(20px, 3.5vw, 56px); padding-right: 0; border-left: 1px solid var(--line-2); }
.duo h3 { font: 300 clamp(32px, 5.2vw, 80px)/1 var(--mono); letter-spacing: -0.04em; color: var(--heading); }
.duo__half--metal h3 { color: var(--green); }
body.skin-operator .duo__half--metal h3 { text-shadow: var(--glow-strong); }
.duo__kind { font: 500 12px/1.3 var(--mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--caption); }
.duo__ex { margin-top: 10px; font: 300 clamp(16px, 1.4vw, 20px)/1.5 var(--sans); color: var(--ink); max-width: 36ch; }
.duo__ex--code { font: 400 clamp(14px, 1.25vw, 18px)/1.6 var(--mono); color: var(--ink); }
.duo__ex--code code { color: var(--heading); }

/* ---------- 09 signals ---------- */
.signals { max-width: 900px; margin: clamp(44px, 5vw, 72px) auto 0; border-top: 1px solid var(--line); }
.signals li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 24px; flex-wrap: wrap;
  padding: 18px 0; border-bottom: 1px solid var(--line);
}
.signals code { font: 400 clamp(16px, 1.9vw, 26px)/1.3 var(--mono); }
.signals .ok { color: var(--green); }
.signals .err { color: var(--red); }
.signals .info { color: var(--blue); }
.signals span { font: 500 12px/1 var(--mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--caption); }

/* ---------- 10 end ---------- */
.scene--end .scene__body { text-align: center; }
.end__text { max-width: 52ch; margin: 28px auto 0; font: 300 clamp(17px, 1.5vw, 21px)/1.6 var(--sans); color: var(--body); }
.cta--center { margin-top: 40px; }

/* ---------- credits ---------- */
.credits { padding: clamp(40px, 6vw, 96px) var(--gutter) clamp(72px, 9vw, 140px); text-align: center; }
.credits__title { font: 500 12px/1 var(--mono); letter-spacing: 0.34em; text-transform: uppercase; color: var(--green); }
.credits__group { max-width: 760px; margin: clamp(36px, 4vw, 56px) auto 0; }
.credits__group h3 { font: 500 12px/1 var(--mono); letter-spacing: 0.26em; text-transform: uppercase; color: var(--caption); margin-bottom: 18px; }
.credits dl > div { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding: 5px 0; }
.credits dt { text-align: right; font: 400 14px/1.6 var(--mono); color: var(--caption); letter-spacing: 0.06em; }
.credits dd { text-align: left; font: 300 18px/1.45 var(--sans); color: var(--heading); }
.credits__group--meta { padding-top: clamp(36px, 4vw, 56px); border-top: 1px solid var(--line); }
.credits__note { margin: clamp(40px, 5vw, 64px) auto 0; max-width: 48ch; font: 300 16px/1.6 var(--sans); color: var(--body); }

/* ---------- reel: scene index on the right edge ---------- */
.reel { position: fixed; right: 18px; top: 50%; transform: translateY(-50%); z-index: 40; }
.reel ol { display: grid; gap: 2px; }
.reel a {
  display: flex; align-items: center; justify-content: flex-end; gap: 8px; height: 24px; padding: 0 4px;
  font: 500 11px/1 var(--mono); letter-spacing: 0.08em; color: var(--dimtext); text-decoration: none;
}
.reel a::before { content: ""; width: 8px; height: 1px; background: currentColor; transition: width 300ms ease; }
.reel a:hover { color: var(--heading); }
.reel a[aria-current="true"] { color: var(--green); }
.reel a[aria-current="true"]::before { width: 22px; }

/* ---------- footer ---------- */
.foot {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 14px 32px;
  padding: 28px var(--gutter) 40px; border-top: 1px solid var(--line);
  font: 400 12px/1.5 var(--mono); color: var(--caption); letter-spacing: 0.06em;
}

/* ---------- montage: cuts and reveals (JS + motion only) ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes appear { from { opacity: 0; } to { opacity: 1; } }
@keyframes phosphor {
  0% { color: #effff7; text-shadow: 0 0 2px rgb(var(--fx-glow-rgb) / 0.9), 0 0 30px rgb(var(--fx-glow-rgb) / 0.7); }
}
html.js.motion .scene:not(.is-on) :is([data-reveal], [data-cut]) { opacity: 0; }
html.js.motion .scene.is-on [data-reveal] {
  animation: rise 760ms cubic-bezier(0.2, 0.7, 0.2, 1) both;
  animation-delay: calc(var(--i, 0) * 120ms + 180ms);
}
html.js.motion body.skin-operator .scene.is-on [data-cut] {
  animation: hard-cut var(--glitch-duration) steps(1, end) backwards, phosphor 1400ms ease-out backwards;
  animation-delay: calc(var(--i, 0) * 120ms), calc(var(--i, 0) * 120ms + var(--glitch-duration));
}
html.js.motion body.skin-operator .scene--title.is-on .title { animation: shred var(--glitch-duration) steps(1, end) backwards; }
html.js.motion body.skin-operator .scene--title.is-on .title > span { animation: phosphor 1600ms ease-out var(--glitch-duration) backwards; }
html.js.motion body.skin-tty .scene.is-on [data-cut] { animation: appear 600ms ease-out both; animation-delay: calc(var(--i, 0) * 120ms); }
.scene--title.is-on [data-reveal] { animation-duration: 600ms !important; }
body.skin-operator .glitch { animation: shred var(--glitch-duration) steps(1, end) backwards; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .js .reel.needs-js { display: none !important; }
}
@media (max-width: 900px) {
  .shot { grid-template-columns: 1fr; justify-items: center; }
  .split, .duo { grid-template-columns: 1fr; }
  .split__half, .split__half + .split__half { padding: 28px 0; border-left: 0; }
  .split__half + .split__half { border-top: 1px solid var(--line); }
  .duo__half, .duo__half + .duo__half { padding: 28px 0; border-left: 0; }
  .duo__half + .duo__half { border-top: 1px solid var(--line-2); }
  .beats li { grid-template-columns: 1fr; gap: 8px; }
  .cycle { grid-template-columns: 1fr 1fr; row-gap: 32px; }
  .cycle li:nth-child(3) { padding-left: 0; }
  .cycle li:nth-child(3)::before { display: none; }
}
@media (max-width: 560px) {
  .slate { padding: 20px 16px; }
  .js .slate .skin.needs-js { display: none !important; }
  .brand { font-size: 12px; letter-spacing: 0.1em; }
  .scene { padding: 72px 16px 44px; min-height: 92svh; }
  .scene::before { inset: 14px 6px; }
  .scene--title { min-height: 100svh; padding-top: 96px; }
  .scene__mark { flex-direction: column; align-items: flex-start; gap: 6px; letter-spacing: 0.16em; }
  .scene__mark span + span::before { display: none; }
  .scene__body { padding: 40px 0; }
  .kicker { letter-spacing: 0.18em; }
  .kicker span { display: block; }
  .kicker span + span::before { content: none; }
  .title { font-size: 10.2vw; }
  .cycle { grid-template-columns: 1fr; border-top: 0; }
  .cycle li, .cycle li + li { padding: 16px 0 16px 0; border-top: 1px solid var(--line-2); }
  .cycle li + li::before { display: block; left: 0; top: -13px; }
  .cycle li:nth-child(3)::before { display: block; }
  .cycle li + li::before { content: "↓"; }
  .listing { font-size: 19px; }
  .ln__cm { display: block; padding-left: 2.6em; font-size: 0.72em; }
  .listing--sm { font-size: 12.5px; }
  .readout { grid-template-columns: repeat(4, 1fr); width: 100%; }
  .readout > div { min-width: 0; padding: 12px 12px 10px; }
  .readout dd { font-size: 30px; }
  .shell { justify-items: center; }
  .cta { gap: 18px; }
  .cta .btn { width: 100%; }
  .signals li { padding: 14px 0; }
  .credits dl > div { gap: 16px; grid-template-columns: 0.8fr 1.2fr; }
  .credits dd { font-size: 16px; }
  .foot { flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- scene labels: number · what the course gives · modules ---------- */
.scene__mark span:nth-child(2) { color: var(--body); }
.scene__mark .scene__ref { color: var(--caption); }

/* ---------- one scene = one screen (доводку прокрутки делает snap.js) ---------- */
html.snap-lenis { scroll-behavior: auto; }
html.snap-native { scroll-snap-type: y mandatory; }
.snap-native .scene { scroll-snap-align: start; scroll-snap-stop: always; }
.snap-native .credits { scroll-snap-align: start; }
.snap-native .foot { scroll-snap-align: end; }
@media (max-width: 560px) {
  .scene { min-height: 100svh; }
}

/* ---------- fit: scenes stay one screen tall on laptop heights ---------- */
@media (min-width: 561px) {
  .scene { padding-top: clamp(72px, 10.5vh, 92px); padding-bottom: clamp(28px, 6vh, 60px); }
  .scene__body { padding: clamp(12px, 4.5vh, 56px) 0; }
  .h2 { font-size: clamp(28px, min(4.7vw, 7.2vh), 68px); }
  .h2--xl { font-size: clamp(32px, min(6.4vw, 9.6vh), 96px); }
  .beats li { padding: clamp(8px, 1.9vh, 22px) 0; }
  .beats b { font-size: clamp(34px, min(7vw, 9.4vh), 104px); }
  .miss { margin-top: clamp(18px, 4.4vh, 64px); padding: clamp(14px, 2.2vh, 22px) 26px; }
  .split { margin-top: clamp(18px, 4.6vh, 72px); }
  .split__half { padding-top: clamp(14px, 2.8vh, 28px); gap: clamp(10px, 2vh, 20px); }
  .listing--sm { font-size: clamp(12px, min(1.25vw, 2.1vh), 18px); }
  .split__note { font-size: clamp(14px, 1.9vh, 16px); }
  .signals { margin-top: clamp(22px, 4.6vh, 72px); }
  .listing--c { margin-top: clamp(20px, 4.6vh, 64px); }
}

/* ---------- fit on phones: one scene — one screen ---------- */
@media (max-width: 560px) {
  .scene { padding-top: 64px; padding-bottom: 32px; }
  .scene__body { padding: 20px 0; }
  .cycle { grid-template-columns: 1fr 1fr; row-gap: 22px; column-gap: 16px; margin-top: 28px; }
  .cycle li + li::before, .cycle li:nth-child(3)::before { display: none; }
  .split { margin-top: 20px; }
  .split__half, .split__half + .split__half { padding: 16px 0; gap: 10px; }
  .split__note { display: none; }
  .listing--sm { font-size: 11.5px; line-height: 1.6; }
}

/* ---------- fit on tablets: чуть меньше полей, чтобы сцена оставалась одним экраном ---------- */
@media (min-width: 561px) and (max-width: 900px) {
  .scene { padding-top: 64px; padding-bottom: 28px; }
}