@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('fonts/geist-cyrillic.woff2') format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('fonts/geist-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Geist Mono';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('fonts/geist-mono-cyrillic.woff2') format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
  font-family: 'Geist Mono';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('fonts/geist-mono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Те же значения, что в приложении: client/src/renderer/src/styles/tokens.css */
:root {
  color-scheme: dark;

  --bg-deep: #0f0f10;
  --bg: #141415;
  --surface: #19191b;
  --raised: #232325;
  --raised-2: #2c2c2f;
  --hair: rgba(237, 237, 237, 0.08);
  --hair-strong: rgba(237, 237, 237, 0.16);

  --text: #ededed;
  --text-2: #a1a1a6;
  --text-3: #85858b;

  /* Цвет звука. Появляется только там, где есть сигнал. */
  --signal: #5baed8;

  /* Цвета трёх полос логотипа. */
  --mark-white: #ffffff;
  --mark-blue: #5baed8;
  --mark-red: #c64b4b;

  --ok: #4cc38a;
  --bad-text: #f2777b;

  --font: 'Geist', system-ui, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --fast: 140ms;

  --width: 1200px;
  --gutter: 32px;
  /* Расстояние от края экрана до колонки: по нему дорожки и снимок уходят за край. */
  --edge: max(var(--gutter), calc((100cqw - var(--width)) / 2));
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/24px var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  /* 100cqw считается без полосы прокрутки, поэтому края совпадают с .container. */
  container-type: inline-size;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

p,
dd {
  text-wrap: pretty;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3,
p,
ul,
ol,
dl,
dd,
figure {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  border: 0;
  background: none;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--text-2);
  outline-offset: 2px;
}

.icons {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  flex: none;
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-bad {
  color: var(--bad-text);
}

.container {
  width: min(100% - var(--gutter) * 2, var(--width));
  margin-inline: auto;
}

.meta {
  font: 400 12px/16px var(--mono);
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

/* Кнопки */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 36px;
  padding: 0 16px;
  border-radius: 8px;
  background: var(--raised);
  box-shadow: inset 0 0 0 1px var(--hair);
  font-weight: 500;
  white-space: nowrap;
  transition:
    background-color var(--fast) var(--ease),
    transform var(--fast) var(--ease);
}

.btn:hover {
  background: var(--raised-2);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--text);
  color: var(--bg-deep);
  box-shadow: none;
}

.btn-primary:hover {
  background: #fff;
}

.btn-large {
  height: 48px;
  padding: 0 20px;
}

.btn-small {
  height: 32px;
  padding: 0 12px;
  font-size: 14px;
}

/* Шапка */

.site-head {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--hair);
}

.site-head-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  width: min(100% - var(--gutter) * 2, var(--width));
  height: 64px;
  margin-inline: auto;
}

.site-logo img {
  width: 84px;
  height: auto;
}

.site-nav {
  display: flex;
  gap: 24px;
  margin-right: auto;
  font-size: 14px;
  color: var(--text-2);
}

.site-nav a {
  transition: color var(--fast) var(--ease);
}

.site-nav a:hover {
  color: var(--text);
}

/* Первый экран */

.hero {
  padding-top: 64px;
}

.hero-top {
  display: grid;
  grid-template-columns: minmax(0, 600px) minmax(0, 1fr);
  align-items: center;
  column-gap: 64px;
  padding-left: var(--edge);
}

h1 {
  font-size: clamp(40px, 4.8vw, 68px);
  line-height: 1.06;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.lead {
  max-width: 520px;
  margin-top: 24px;
  font-size: 18px;
  line-height: 28px;
  color: var(--text-2);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.release {
  margin-top: 16px;
  font: 400 12px/16px var(--mono);
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.not-windows {
  margin-top: 8px;
  font-size: 14px;
  line-height: 20px;
  color: var(--text-2);
}

/* Разговор */

.talk {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  column-gap: 8px;
  min-width: 0;
  --pill: 64px;
  --pill-gap: 24px;
}

.talk-names {
  display: grid;
  grid-auto-rows: var(--pill);
  row-gap: var(--pill-gap);
  align-items: center;
  font: 400 13px/16px var(--mono);
  color: var(--text-3);
}

.talk-names li {
  transition: color var(--fast) var(--ease);
}

.talk-names li.is-speaking {
  color: var(--text);
}

.talk-field {
  position: relative;
  height: calc(var(--pill) * 3 + var(--pill-gap) * 2);
  overflow: hidden;
  /* Сказанное уходит влево и растворяется, новое появляется от края экрана. */
  mask-image: linear-gradient(to right, transparent, #000 20%);
  /* Три дорожки, как в многодорожечном редакторе. */
  background: repeating-linear-gradient(
    to bottom,
    var(--surface) 0 var(--pill),
    transparent var(--pill) calc(var(--pill) + var(--pill-gap))
  );
}

.talk-strip {
  position: absolute;
  inset: 0 auto 0 0;
  will-change: transform;
}

.pill {
  position: absolute;
  height: var(--pill);
  min-width: var(--pill);
  border-radius: calc(var(--pill) / 2);
}

.pill[data-who='mira'] {
  top: 0;
  background: var(--mark-white);
}

.pill[data-who='denis'] {
  top: calc(var(--pill) + var(--pill-gap));
  background: var(--mark-blue);
}

.pill[data-who='sanya'] {
  top: calc((var(--pill) + var(--pill-gap)) * 2);
  background: var(--mark-red);
}

/* Окно приложения: те же размеры и цвета, что в настоящем */

.app {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
  height: 576px;
  margin-top: 56px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg);
  box-shadow:
    inset 0 0 0 1px var(--hair),
    0 24px 64px rgba(0, 0, 0, 0.32);
  font-size: 14px;
  line-height: 20px;
  user-select: none;
}

.app-grow {
  flex: 1;
  min-width: 0;
}

.app-side {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--bg-deep);
  border-radius: 16px 0 0 16px;
  box-shadow: inset 1px 1px 0 var(--hair), inset 0 -1px 0 var(--hair);
}

.app-logo {
  display: flex;
  align-items: center;
  flex: none;
  height: 48px;
  padding: 0 16px;
}

.app-side-scroll {
  flex: 1;
  min-height: 0;
  padding: 0 8px;
}

.app-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 28px;
  padding: 0 8px;
  margin-bottom: 4px;
  font-size: 13px;
  color: var(--text-3);
}

.app-heading-gap {
  margin-top: 24px;
}

.app-row {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 8px;
  margin-bottom: 2px;
  border-radius: 8px;
}

.app-row.is-selected {
  background: var(--raised);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.app-row.is-quiet {
  color: var(--text-2);
}

.app-row-icon {
  display: flex;
  flex: none;
  justify-content: center;
  width: 24px;
  color: var(--text-3);
}

.app-row-icon.is-live {
  color: var(--signal);
}

.app-voice-list {
  padding: 2px 0 6px 40px;
}

.app-voice-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 24px;
  font-size: 13px;
  color: var(--text-2);
}

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  border-radius: 50%;
  background: var(--raised-2);
  color: var(--text-2);
  font-weight: 500;
  line-height: 1;
}

.avatar-18 {
  width: 18px;
  height: 18px;
  font-size: 10px;
}

.avatar-24 {
  width: 24px;
  height: 24px;
  font-size: 11px;
}

.avatar-32 {
  width: 32px;
  height: 32px;
  font-size: 13px;
}

.dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 4px;
}

.dot-ok {
  background: var(--ok);
}

.dot-off {
  background: var(--raised-2);
}

.app-voice {
  flex: none;
  margin: 0 8px 8px;
  padding: 8px;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--hair);
  font-size: 13px;
  line-height: 18px;
}

.app-voice-status {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 20px;
  padding: 0 4px;
}

.app-voice-room {
  padding: 0 4px;
  color: var(--text-3);
}

.app-voice-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 28px;
  margin-top: 8px;
  padding: 0 6px;
  color: var(--text-2);
}

.app-voice-actions .icon-bad {
  color: var(--bad-text);
}

.app-user {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
  height: 52px;
  padding: 0 16px;
  border-top: 1px solid var(--hair);
  color: var(--text-2);
}

.app-user .app-grow {
  color: var(--text);
}

.app-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.app-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
  height: 48px;
  padding-left: 16px;
  border-bottom: 1px solid var(--hair);
}

.app-title {
  font-weight: 500;
  white-space: nowrap;
}

.app-key {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 8px;
  font: 400 12px/16px var(--mono);
  color: var(--text-3);
  white-space: nowrap;
}

.app-head-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-2);
}

.app-head-on {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin: 0 -6px;
  border-radius: 6px;
  background: var(--raised);
  color: var(--text);
}

.app-window-buttons {
  display: flex;
  height: 100%;
}

.app-window-buttons svg {
  width: 44px;
  height: 100%;
  padding: 18px 16px;
  fill: none;
  stroke: var(--text-2);
  stroke-width: 1;
}

.app-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

.app-stage {
  display: grid;
  flex: 1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 400px;
  align-content: center;
  gap: 8px;
  min-width: 0;
  padding: 12px;
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 0;
  padding: 8px;
  border-radius: 12px;
  background: var(--surface);
  transition: box-shadow var(--fast) var(--ease);
}

.tile[data-speaking='true'] {
  box-shadow: inset 0 0 0 1px var(--signal);
}

.tile-name {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 20px;
}

.tile-name .is-quiet {
  color: var(--text-2);
}

.bars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex: none;
  height: 16px;
}

.bars i {
  display: block;
  width: 3px;
  height: 16px;
  border-radius: 2px;
  background: var(--raised-2);
  transform: scaleY(0.25);
}

.bars.is-live i {
  background: var(--signal);
}

.app-chat {
  display: flex;
  flex-direction: column;
  flex: none;
  width: 288px;
  min-height: 0;
  padding: 8px 12px 12px;
  border-left: 1px solid var(--hair);
}

.app-chat-title {
  padding: 4px 4px 0;
  font-size: 13px;
  color: var(--text-3);
}

.app-chat-day {
  padding: 8px 0 12px;
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
}

.msg {
  display: flex;
  gap: 8px;
  padding: 4px;
  margin-bottom: 12px;
}

.msg-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-weight: 500;
}

.msg-head + * {
  margin-top: 2px;
}

.app-input {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
  height: 36px;
  padding: 0 12px;
  border-radius: 10px;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--hair);
  color: var(--text-3);
}

/* Разделы */

.section {
  padding-top: 128px;
}

.split {
  display: grid;
  grid-template-columns: 5fr 7fr;
  align-items: center;
  gap: 64px;
}

.split-reverse {
  grid-template-columns: 7fr 5fr;
}

.split-reverse .copy {
  order: 2;
}

h2 {
  font-size: clamp(30px, 3.2vw, 40px);
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.copy p {
  max-width: 480px;
  margin-top: 16px;
  font-size: 17px;
  line-height: 26px;
  color: var(--text-2);
}

.copy-wide {
  margin-bottom: 48px;
}

.copy-wide p {
  max-width: 600px;
}

.panel {
  border-radius: 20px;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--hair);
}

/* Рация */

.ptt {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 64px 32px 48px;
}

.ptt-bars {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 120px;
}

.ptt-bars i {
  display: block;
  width: 16px;
  height: 120px;
  border-radius: 8px;
  background: var(--raised-2);
  transform: scaleY(0.13);
  will-change: transform;
  transition: background-color var(--fast) var(--ease);
}

.ptt-bars.is-live i {
  background: var(--signal);
}

.ptt-status {
  margin-top: 32px;
  font-size: 15px;
  color: var(--text-2);
  transition: color var(--fast) var(--ease);
}

.ptt-status.is-live {
  color: var(--text);
}

.keycap-large {
  width: min(100%, 360px);
  height: 72px;
  margin-top: 24px;
  border-radius: 12px;
  background: var(--raised);
  box-shadow:
    inset 0 0 0 1px var(--hair),
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    inset 0 -4px 0 rgba(0, 0, 0, 0.32);
  font: 400 15px/20px var(--mono);
  color: var(--text-2);
  user-select: none;
  touch-action: none;
  -webkit-touch-callout: none;
  transition:
    background-color var(--fast) var(--ease),
    box-shadow var(--fast) var(--ease),
    transform var(--fast) var(--ease),
    color var(--fast) var(--ease);
}

.keycap-large:hover {
  background: var(--raised-2);
}

.keycap-large[aria-pressed='true'] {
  background: var(--raised-2);
  color: var(--text);
  box-shadow:
    inset 0 0 0 1px var(--hair-strong),
    inset 0 -1px 0 rgba(0, 0, 0, 0.32);
  transform: translateY(3px);
}

.ptt-hint {
  margin-top: 16px;
  font-size: 13px;
  line-height: 20px;
  color: var(--text-3);
}

.keycap {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--raised);
  box-shadow:
    inset 0 0 0 1px var(--hair),
    inset 0 -1px 0 var(--hair-strong);
  font: 400 13px/20px var(--mono);
  color: var(--text);
  white-space: nowrap;
}

/* Шумоподавление */

.chart {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 32px;
}

.chart-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  font-size: 18px;
  line-height: 24px;
  font-weight: 500;
}

.chart-result {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-2);
}

.chart-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 72px;
  align-items: center;
  gap: 12px;
  height: 32px;
  font-size: 14px;
  color: var(--text-2);
}

.chart-row .meta {
  text-align: right;
}

.chart-track {
  display: block;
  height: 16px;
  border-radius: 8px;
  background: var(--hair);
}

.chart-bar {
  display: block;
  width: var(--w);
  height: 100%;
  border-radius: 8px;
}

.chart-bar.is-muted {
  background: #4a4a4f;
}

.chart-bar.is-light {
  background: var(--text-3);
}

.chart-bar.is-signal {
  background: var(--signal);
}

.chart figcaption {
  font-size: 13px;
  line-height: 20px;
  color: var(--text-3);
}

/* Громкость */

.volume {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 264px;
  align-items: center;
  gap: 24px;
  padding: 32px;
}

.tile-demo {
  height: 240px;
  gap: 16px;
  background: var(--bg);
  font-size: 16px;
}

.tile-demo .avatar {
  width: 48px;
  height: 48px;
  font-size: 18px;
}

.tile-demo .tile-name {
  flex-direction: column;
  gap: 12px;
}

/* Крупнее, чем в окне приложения: здесь бары показывают, что делает ползунок. */
.tile-demo .bars {
  gap: 4px;
  height: 40px;
}

.tile-demo .bars i {
  width: 8px;
  height: 40px;
  border-radius: 4px;
}

.popover {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  border-radius: 10px;
  background: var(--raised);
  box-shadow:
    inset 0 0 0 1px var(--hair),
    0 8px 24px rgba(0, 0, 0, 0.32);
}

.popover-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  line-height: 20px;
}

.slider {
  appearance: none;
  width: 100%;
  height: 24px;
  margin: 0;
  background: none;
  cursor: pointer;
}

.slider::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: var(--raised-2);
}

.slider::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: var(--raised-2);
}

.slider::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  margin-top: -6px;
  border-radius: 8px;
  background: var(--text);
}

.slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border: 0;
  border-radius: 8px;
  background: var(--text);
}

.popover-item {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 8px;
  border-radius: 6px;
  text-align: left;
  font-size: 14px;
  color: var(--text);
  transition: background-color var(--fast) var(--ease);
}

.popover-item:hover {
  background: var(--raised-2);
}

.popover-item[aria-pressed='true'] {
  background: var(--raised-2);
}

/* Снимки */

.shot {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.32);
}

/* Рамка поверх снимка: тень внутри блока картинка перекрыла бы. */
.shot::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px var(--hair);
  pointer-events: none;
}

.shot img {
  width: 100%;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin-top: 32px;
}

.facts dt {
  font-weight: 500;
}

.facts dd {
  margin-top: 4px;
  font-size: 15px;
  line-height: 22px;
  color: var(--text-2);
}

/* Снимок чата уходит за правый край экрана */

.bleed {
  display: grid;
  grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
  align-items: center;
  column-gap: 64px;
  padding-left: var(--edge);
}

.shot-bleed {
  height: 560px;
  border-radius: 16px 0 0 16px;
}

.shot-bleed img {
  width: 1040px;
  max-width: none;
}

/* Списки */

.section-title {
  margin-bottom: 32px;
}

.rows > div {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
  padding: 24px 0;
  border-top: 1px solid var(--hair);
}

.rows dt {
  font-size: 18px;
  line-height: 26px;
  font-weight: 500;
}

.rows dd {
  max-width: 600px;
  font-size: 17px;
  line-height: 26px;
  color: var(--text-2);
}

/* Установка */

.install {
  display: grid;
  grid-template-columns: 5fr 7fr;
  align-items: start;
  gap: 64px;
}

.install-cta {
  position: sticky;
  top: 112px;
}

.install-cta .btn {
  margin-top: 32px;
}

.steps {
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 24px 0 24px 48px;
  border-top: 1px solid var(--hair);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  top: 24px;
  left: 0;
  font: 400 18px/26px var(--mono);
  color: var(--text-3);
}

.steps h3 {
  font-size: 18px;
  line-height: 26px;
  font-weight: 500;
}

.steps p {
  margin-top: 8px;
  font-size: 17px;
  line-height: 26px;
  color: var(--text-2);
}

.steps .note {
  margin-top: 12px;
  font-size: 15px;
  line-height: 22px;
  color: var(--text-3);
}

/* Подвал */

.site-foot {
  margin-top: 128px;
  padding: 32px 0;
  border-top: 1px solid var(--hair);
}

.site-foot-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 13px;
  line-height: 20px;
  color: var(--text-3);
}

.site-foot img {
  width: 72px;
  height: auto;
}

.site-foot a {
  color: var(--text-2);
  transition: color var(--fast) var(--ease);
}

.site-foot a:hover {
  color: var(--text);
}

/* Одно появление при загрузке */

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

.hero-text > *,
.talk,
.app {
  animation: rise 500ms var(--ease) backwards;
}

.hero-text > :nth-child(2) {
  animation-delay: 50ms;
}

.hero-text > :nth-child(3) {
  animation-delay: 100ms;
}

.hero-text > :nth-child(4) {
  animation-delay: 150ms;
}

.talk {
  animation-delay: 100ms;
}

.app {
  animation-delay: 200ms;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* Узкие экраны */

@media (max-width: 1120px) {
  .hero-top {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 48px;
    padding-right: var(--edge);
  }

  .talk {
    margin-right: calc(var(--edge) * -1);
  }

  .app {
    grid-template-columns: 240px minmax(0, 1fr);
  }

  .app-chat {
    display: none;
  }

  .app-window-buttons {
    display: none;
  }

  .app-head {
    padding-right: 16px;
  }
}

@media (max-width: 960px) {
  .split,
  .split-reverse,
  .install {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }

  .split-reverse .copy {
    order: 0;
  }

  .install-cta {
    position: static;
  }

  .bleed {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 40px;
    padding-right: 0;
  }

  .bleed .copy {
    padding-right: var(--edge);
  }

  .rows > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .section {
    padding-top: 96px;
  }

  .site-foot {
    margin-top: 96px;
  }

  /* На телефоне окно показывает только сам разговор. */
  .app {
    display: block;
    height: auto;
  }

  .app-side {
    display: none;
  }

  .app-key,
  .app-head-actions {
    display: none;
  }

  .app-stage {
    grid-auto-rows: 200px;
    padding: 8px;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 16px;
  }

  .hero {
    padding-top: 48px;
  }

  h1 {
    font-size: 40px;
  }

  .lead {
    font-size: 17px;
    line-height: 26px;
  }

  .actions .btn {
    flex: 1 1 100%;
  }

  .site-nav {
    display: none;
  }

  .site-head-inner {
    justify-content: space-between;
  }

  .talk {
    --pill: 36px;
    --pill-gap: 12px;
    grid-template-columns: 48px minmax(0, 1fr);
  }

  .talk-names {
    font-size: 12px;
  }

  .app {
    margin-top: 48px;
  }

  .app-stage {
    grid-template-columns: minmax(0, 1fr);
    grid-auto-rows: 88px;
  }

  .tile {
    flex-direction: row;
    justify-content: flex-start;
    gap: 12px;
    padding: 0 16px;
  }

  .tile-demo {
    flex-direction: column;
    justify-content: center;
    gap: 12px;
    height: 200px;
  }

  .ptt {
    padding: 48px 16px 32px;
  }

  .ptt-bars {
    gap: 6px;
  }

  .ptt-bars i {
    width: 12px;
  }

  .chart {
    padding: 24px 16px;
  }

  .chart-row {
    grid-template-columns: 44px minmax(0, 1fr) 64px;
    gap: 8px;
  }

  .volume {
    grid-template-columns: minmax(0, 1fr);
    padding: 16px;
  }

  .facts {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  /* Окно целиком было бы нечитаемым: на телефоне в кадре остаётся сама демонстрация. */
  .shot-stream img {
    width: 820px;
    max-width: none;
    margin-left: -170px;
  }

  .shot-bleed {
    height: 392px;
  }

  .shot-bleed img {
    width: 720px;
  }

  .site-foot-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}