/* Brain Boosty — лендинг. Тёмная «лаборатория»: чернильный фон, тёплый белый текст, шесть матовых цветов зон.
   Шрифты свои (assets/fonts, OFL): Unbounded — заголовки, Inter — текст, JetBrains Mono — подписи и цифры. */

@font-face { font-family: "Unbounded"; src: url("/assets/fonts/unbounded-cyrillic-wght-normal.woff2") format("woff2");
  font-weight: 200 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Unbounded"; src: url("/assets/fonts/unbounded-latin-wght-normal.woff2") format("woff2");
  font-weight: 200 900; font-display: swap;
  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"; src: url("/assets/fonts/inter-cyrillic-wght-normal.woff2") format("woff2");
  font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Inter"; src: url("/assets/fonts/inter-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900; font-display: swap;
  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: "JetBrains Mono"; src: url("/assets/fonts/jetbrains-mono-cyrillic-500-normal.woff2") format("woff2");
  font-weight: 500; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "JetBrains Mono"; src: url("/assets/fonts/jetbrains-mono-latin-500-normal.woff2") format("woff2");
  font-weight: 500; font-display: swap;
  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; }

:root {
  --ink: #0d1017;
  --ink-2: #11151e;
  --panel: #161b26;
  --panel-2: #1c2230;
  --line: #262e3e;
  --line-2: #333d50;
  --text: #eceae4;
  --muted: #a3abb9;
  --dim: #6f7889;
  --cta: #f4f1ea;
  --cta-ink: #0d1017;
  --bad: #ff8a7a;
  --good: #7fe0c4;

  --z-pfc: #8e7cf8;
  --z-ifg: #f0a54a;
  --z-insula: #ec6a8c;
  --z-amygdala: #f2664b;
  --z-tpj: #35c2a9;
  --z-lobes: #4fa3f7;

  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter: max(20px, env(safe-area-inset-left, 0px));
  --gutter-r: max(20px, env(safe-area-inset-right, 0px));
  --radius: 22px;
  color-scheme: dark;
}

.z-pfc { --c: var(--z-pfc); }
.z-ifg { --c: var(--z-ifg); }
.z-insula { --c: var(--z-insula); }
.z-amygdala { --c: var(--z-amygdala); }
.z-tpj { --c: var(--z-tpj); }
.z-lobes { --c: var(--z-lobes); }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 400 17px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-family: var(--display); font-weight: 700; letter-spacing: -0.02em; line-height: 1.08;
  text-wrap: balance; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--cta); outline-offset: 3px; border-radius: 6px; }
[hidden] { display: none !important; }

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter-r); }

.skip { position: absolute; left: 12px; top: -60px; z-index: 50; padding: 10px 14px; border-radius: 10px;
  background: var(--cta); color: var(--cta-ink); font-weight: 600; text-decoration: none; }
.skip:focus { top: 12px; }

.eyebrow { font: 500 12.5px/1.2 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 22px; height: 2px; border-radius: 2px; background: currentColor; opacity: 0.6; }
.lead { font-size: clamp(17px, 1.5vw, 19.5px); line-height: 1.6; color: var(--muted); max-width: 37em; }
.lead-wide { max-width: 44em; margin-top: 18px; }
h2 { font-size: clamp(30px, 4.3vw, 54px); max-width: 17em; }

/* ---------- кнопки ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 56px; padding: 0 28px; border: 0; border-radius: 16px;
  background: var(--cta); color: var(--cta-ink);
  font: 700 16.5px/1 var(--body); letter-spacing: -0.005em; text-decoration: none; cursor: pointer;
  transition: transform 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 10px 30px -12px rgba(244, 241, 234, 0.35);
}
.btn:hover { background: #fff; transform: translateY(-1px); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: 0.6; cursor: progress; transform: none; }
.btn-sm { min-height: 40px; padding: 0 16px; border-radius: 12px; font-size: 14.5px; box-shadow: none; }
.btn-block { width: 100%; }

/* ---------- шапка ---------- */
.top { position: sticky; top: 0; z-index: 20; padding-top: env(safe-area-inset-top, 0px);
  background: rgba(13, 16, 23, 0.82); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid rgba(38, 46, 62, 0.6); }
.top-in { display: flex; align-items: center; gap: 22px; min-height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 700 17px/1 var(--display);
  letter-spacing: -0.01em; margin-right: auto; white-space: nowrap; }
.logo-mark { width: 34px; height: 34px; flex: none; }
.nav { display: flex; gap: 24px; }
.nav a, .lang { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; transition: color 0.15s; }
.nav a:hover, .lang:hover { color: var(--text); }
.lang { font: 500 13px/1 var(--mono); letter-spacing: 0.08em; padding: 8px 10px; border: 1px solid var(--line-2);
  border-radius: 10px; }

/* ---------- первый экран ---------- */
.hero { position: relative; padding: clamp(40px, 7vw, 96px) 0 clamp(64px, 8vw, 112px); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: -20% -10% auto auto; width: 70vw; height: 70vw; max-width: 900px;
  max-height: 900px; pointer-events: none;
  background: radial-gradient(closest-side, rgba(142, 124, 248, 0.16), rgba(142, 124, 248, 0) 70%); }
.hero-in { position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(32px, 5vw, 72px);
  align-items: center; }
.hero-title { font-size: clamp(46px, 7.6vw, 104px); font-weight: 800; line-height: 0.98; letter-spacing: -0.035em; }
:lang(en) .hero-title { font-size: clamp(44px, 6.6vw, 92px); }
.hero-text .lead { margin-top: 26px; }
.hero-cta { margin-top: 34px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.hero-note { color: var(--dim); font-size: 14.5px; max-width: 22em; }
.hero-stats { margin-top: 46px; display: flex; gap: clamp(22px, 4vw, 48px); flex-wrap: wrap; }
.hero-stats li { display: grid; gap: 4px; }
.hero-stats b { font: 700 clamp(26px, 3vw, 34px)/1 var(--display); letter-spacing: -0.02em; }
.hero-stats span { font: 500 12.5px/1.3 var(--mono); color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }

/* чат с коучем — макет Telegram, не интерактивный */
.chat { justify-self: end; width: 100%; max-width: 410px; border-radius: 28px; background: var(--panel);
  border: 1px solid var(--line); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.8), 0 0 0 8px rgba(255, 255, 255, 0.02);
  overflow: hidden; }
.chat-top { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--line);
  background: var(--panel-2); }
.chat-top b { display: block; font-size: 15.5px; }
.chat-top small { color: var(--dim); font-size: 13px; }
.chat-ava { width: 40px; height: 40px; border-radius: 50%; background: var(--ink); display: grid; place-items: center; flex: none; }
.chat-ava svg { width: 30px; height: 30px; }
.chat-body { display: flex; flex-direction: column; gap: 10px; padding: 18px 16px 20px;
  background: radial-gradient(120% 80% at 0% 0%, rgba(142, 124, 248, 0.06), transparent 60%), var(--panel); }
.msg { max-width: 86%; padding: 11px 14px; border-radius: 18px; font-size: 15px; line-height: 1.45; }
.msg-bot { align-self: flex-start; background: var(--panel-2); border-top-left-radius: 6px; }
.msg-me { align-self: flex-end; background: #2b3550; border-top-right-radius: 6px; }
.msg-card { align-self: flex-start; display: grid; gap: 6px; width: 86%; background: var(--ink);
  border: 1px solid color-mix(in srgb, var(--c) 45%, transparent); border-left: 4px solid var(--c); border-radius: 16px; }
.msg-kicker { font: 500 11px/1.2 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--c); }
.msg-card b { font-size: 16.5px; }
.msg-row { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; }
.msg-meta { color: var(--muted); font-size: 13.5px; }
.msg-go { background: var(--c); color: var(--ink); font-weight: 700; font-size: 13.5px; padding: 6px 14px; border-radius: 999px; }
.msg-toast { align-self: center; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px;
  background: rgba(53, 194, 169, 0.12); color: var(--good); font: 500 12.5px/1.2 var(--mono); }
.toast-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--good); }

/* появление сообщений по очереди (без JS тоже) */
.chat .msg, .chat .msg-toast { animation: msg-in 0.5s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.chat-body > :nth-child(1) { animation-delay: 0.35s; }
.chat-body > :nth-child(2) { animation-delay: 1.05s; }
.chat-body > :nth-child(3) { animation-delay: 1.95s; }
.chat-body > :nth-child(4) { animation-delay: 2.55s; }
.chat-body > :nth-child(5) { animation-delay: 3.25s; }
@keyframes msg-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ---------- секции ---------- */
.science, .steps, .fit, .map, .access { padding: clamp(72px, 9vw, 128px) 0; border-top: 1px solid var(--line); }
.steps, .map { background: var(--ink-2); }

.facts { margin-top: clamp(40px, 5vw, 64px); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.fact { padding: 28px 26px 30px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); }
.fact-num { display: block; font: 800 clamp(38px, 4.4vw, 58px)/1 var(--display); letter-spacing: -0.03em; }
.fact:nth-child(1) .fact-num { color: var(--z-amygdala); }
.fact:nth-child(2) .fact-num { color: var(--z-ifg); }
.fact:nth-child(3) .fact-num { color: var(--z-tpj); }
.fact p { margin-top: 14px; color: var(--muted); font-size: 16px; }

.step-list { margin-top: clamp(40px, 5vw, 64px); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px;
  counter-reset: step; }
.step { position: relative; padding: 30px 26px 32px; border-radius: var(--radius); background: var(--panel);
  border: 1px solid var(--line); }
.step-num { font: 500 13px/1 var(--mono); color: var(--dim); letter-spacing: 0.08em; }
.step h3 { margin-top: 22px; font-size: clamp(20px, 1.9vw, 24px); line-height: 1.18; }
.step p { margin-top: 12px; color: var(--muted); font-size: 16px; }
.step:nth-child(1) { box-shadow: inset 0 3px 0 var(--z-pfc); }
.step:nth-child(2) { box-shadow: inset 0 3px 0 var(--z-insula); }
.step:nth-child(3) { box-shadow: inset 0 3px 0 var(--z-tpj); }
.topics { margin-top: 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.topics-title { font: 500 12.5px/1 var(--mono); color: var(--dim); letter-spacing: 0.12em; text-transform: uppercase; }
.topics ul { display: flex; flex-wrap: wrap; gap: 8px; }
.topics li { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--text); font-size: 14.5px; }

.fit-list { margin-top: clamp(40px, 5vw, 64px); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.fit-item { padding: 28px 28px 30px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); }
.fit-item h3 { font-size: 22px; display: flex; align-items: center; gap: 10px; }
.fit-item h3::before { content: ""; width: 10px; height: 10px; border-radius: 3px; background: var(--z-pfc); flex: none; }
.fit-item:nth-child(2) h3::before { background: var(--z-tpj); }
.fit-item:nth-child(3) h3::before { background: var(--z-amygdala); }
.fit-item:nth-child(4) h3::before { background: var(--z-lobes); }
.fit-item p { margin-top: 12px; color: var(--muted); font-size: 16px; max-width: 34em; }
.fit-note { margin-top: 22px; color: var(--dim); font-size: 14.5px; max-width: 52em; padding-left: 14px;
  border-left: 2px solid var(--line-2); }

/* ---------- карта мозга ---------- */
.map-grid { margin-top: clamp(36px, 4vw, 56px); display: grid; grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 48px); align-items: start; }
.map-brain { position: sticky; top: 92px; }
.brain-svg { display: block; width: 100%; height: auto; overflow: visible; -webkit-tap-highlight-color: transparent; }
.map-legend { margin-top: 10px; display: flex; align-items: center; gap: 8px; color: var(--dim); font: 500 12px/1.3 var(--mono);
  letter-spacing: 0.04em; }
.legend-solid, .legend-dash { width: 18px; height: 10px; border-radius: 3px; flex: none; }
.legend-solid { background: var(--z-pfc); }
.legend-dash { border: 1.5px dashed var(--text); margin-right: 4px; }

.b-stem, .b-cerebellum { fill: #1a2130; stroke: #3a4558; stroke-width: 2; }
.b-folia { fill: none; stroke: #2e384a; stroke-width: 2; }
.b-cerebrum { fill: #1d2432; }
.b-gyri-light { fill: none; stroke: #2f394c; stroke-width: 4.2; stroke-linecap: round; stroke-linejoin: round; }
.b-gyri-dark { fill: none; stroke: #0a0d13; stroke-opacity: 0.62; stroke-width: 1.7; stroke-linecap: round;
  stroke-linejoin: round; pointer-events: none; }
.b-sulcus { fill: none; stroke: #0a0d13; stroke-width: 5; stroke-linecap: round; pointer-events: none; }
.b-sulcus-thin { stroke-width: 3.6; }
.b-light { pointer-events: none; }
.b-outline { fill: none; stroke: #4a5670; stroke-width: 2.5; pointer-events: none; }

.zone { fill: var(--c); cursor: pointer; transition: opacity 0.25s ease, filter 0.25s ease; }
.zones-deep .zone { fill-opacity: 0.88; stroke: var(--text); stroke-width: 2; stroke-dasharray: 6 5; }
.brain-svg.has-active .zone { opacity: 0.28; }
.brain-svg.has-active .zone.is-active, .brain-svg .zone.is-hover { opacity: 1; }
.zones-deep .zone.is-active { stroke-width: 2.6; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -22; } }

.mark { cursor: pointer; transition: transform 0.2s ease; }
.mark circle { fill: var(--ink); stroke: var(--c); stroke-width: 3; transition: fill 0.2s, stroke 0.2s; }
.mark text { fill: var(--text); font: 700 17px/1 var(--display); text-anchor: middle; pointer-events: none; }
.mark.is-active circle { fill: var(--c); stroke: var(--text); }
.mark.is-active { transform: scale(1.12); }
.tag { cursor: pointer; }
.tag rect { fill: rgba(13, 16, 23, 0.8); stroke: var(--c); stroke-width: 1.5; transition: fill 0.2s; }
.tag text { fill: var(--text); font: 600 15.5px/1 var(--body); letter-spacing: 0.01em; pointer-events: none; transition: fill 0.2s; }
.tag.is-active rect { fill: var(--text); stroke: var(--text); }
.tag.is-active text { fill: var(--ink); }
.mark.is-active text { fill: var(--ink); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 0 14px 0 6px; border-radius: 999px;
  border: 1px solid var(--line-2); background: transparent; color: var(--muted); font: 500 14px/1 var(--body);
  cursor: pointer; transition: color 0.15s, border-color 0.15s, background-color 0.15s; }
.chip:hover { color: var(--text); border-color: var(--c); }
.chip-num { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font: 700 13px/1 var(--display);
  border: 2px solid var(--c); color: var(--text); flex: none; }
.chip[aria-pressed="true"] { color: var(--ink); background: var(--c); border-color: var(--c); }
.chip[aria-pressed="true"] .chip-num { background: var(--ink); color: var(--text); border-color: var(--ink); }

.zcards { margin-top: 18px; }
.zcard { padding: 28px 26px 26px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line);
  box-shadow: inset 0 4px 0 var(--c); }
.js .zcard { animation: card-in 0.35s ease both; }
@keyframes card-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.zcard-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font: 500 12.5px/1 var(--mono); letter-spacing: 0.08em;
  text-transform: uppercase; }
.zcard-num { color: var(--c); }
.zcard-metric { color: var(--text); padding: 6px 10px; border-radius: 999px; background: color-mix(in srgb, var(--c) 18%, transparent); }
.zcard-deep { color: var(--muted); padding: 5px 9px; border-radius: 999px; border: 1.5px dashed var(--line-2); }
.zcard-name { margin-top: 18px; font-size: clamp(24px, 2.3vw, 30px); }
.zcard-nick { margin-top: 6px; color: var(--c); font: 600 17px/1.3 var(--body); }
.zcard-nick::before { content: "«"; }
.zcard-nick::after { content: "»"; }
:lang(en) .zcard-nick::before { content: "“"; }
:lang(en) .zcard-nick::after { content: "”"; }
.zcard-dl { margin: 20px 0 0; display: grid; gap: 16px; }
.zcard-dl dt { font: 500 12px/1.2 var(--mono); color: var(--dim); letter-spacing: 0.1em; text-transform: uppercase; }
.zcard-dl dd { margin: 6px 0 0; font-size: 16px; line-height: 1.5; }
.zcard-level { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 6px 12px; }
.zcard-level-label { font: 500 12px/1 var(--mono); color: var(--dim); letter-spacing: 0.1em; text-transform: uppercase; }
.zbar { height: 8px; border-radius: 999px; background: var(--line); overflow: hidden; }
.zbar i { display: block; height: 100%; width: 0; border-radius: inherit; background: var(--c);
  transition: width 0.9s cubic-bezier(0.2, 0.7, 0.2, 1); }
.zcard-level b { font: 700 18px/1 var(--display); }
.zcard-level-of { grid-column: 1 / -1; color: var(--dim); font-size: 13px; text-align: right; }

/* ---------- ранний доступ ---------- */
.access { position: relative; overflow: hidden; }
.access::before { content: ""; position: absolute; left: 50%; bottom: -40%; width: 900px; height: 900px; transform: translateX(-50%);
  pointer-events: none; background: radial-gradient(closest-side, rgba(53, 194, 169, 0.1), transparent 70%); }
.access-in { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 460px); gap: clamp(32px, 5vw, 80px);
  align-items: start; }
.access-text .lead { margin-top: 20px; }
.access-side { display: grid; gap: 16px; }
.wl { padding: 28px 26px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); }
.wl-label { display: block; font: 500 12.5px/1.2 var(--mono); color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; }
.wl-input { margin-top: 10px; width: 100%; min-height: 56px; padding: 0 16px; border-radius: 14px; border: 1.5px solid var(--line-2);
  background: var(--ink); color: var(--text); font: 500 18px/1 var(--body); transition: border-color 0.15s; }
.wl-input::placeholder { color: var(--dim); }
.wl-input:focus { outline: none; border-color: var(--z-pfc); }
.wl-input[aria-invalid="true"] { border-color: var(--bad); }
.wl-err { min-height: 1.4em; margin-top: 6px; color: var(--bad); font-size: 14px; line-height: 1.4; }
.wl-check { display: flex; gap: 12px; align-items: flex-start; margin-top: 6px; font-size: 15px; line-height: 1.45; color: var(--muted);
  cursor: pointer; }
.wl-check input { margin: 2px 0 0; width: 20px; height: 20px; accent-color: var(--z-pfc); flex: none; cursor: pointer; }
.wl-check a { color: var(--text); text-underline-offset: 3px; }
.wl-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.wl .btn { margin-top: 8px; opacity: 0.86; }
.wl.is-ready .btn { opacity: 1; }
.wl-status { min-height: 1.4em; margin-top: 12px; font-size: 14.5px; color: var(--muted); text-align: center; }
.wl-status.is-bad { color: var(--bad); }
.wl-done { display: none; text-align: center; padding: 18px 6px 6px; }
.wl-done b { display: block; font: 700 26px/1.1 var(--display); color: var(--good); }
.wl-done p { margin-top: 10px; color: var(--muted); }
.wl.is-done > :not(.wl-done) { display: none; }
.wl.is-done .wl-done { display: block; }

.channel { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 14px; padding: 18px 20px;
  border-radius: var(--radius); border: 1px solid var(--line-2); text-decoration: none; transition: border-color 0.15s, background-color 0.15s; }
.channel:hover { border-color: #2aabee; background: rgba(42, 171, 238, 0.06); }
.channel-ico { width: 44px; height: 44px; border-radius: 50%; background: #2aabee; display: grid; place-items: center; }
.channel-ico svg { width: 22px; height: 22px; fill: #fff; }
.channel-text b { display: block; font-size: 16px; }
.channel-text small { display: block; margin-top: 2px; color: var(--muted); font-size: 14px; line-height: 1.4; }
.channel-handle { font: 500 13px/1 var(--mono); color: #6cc4f2; }

/* ---------- подвал ---------- */
.foot { border-top: 1px solid var(--line); padding: 36px 0 calc(36px + env(safe-area-inset-bottom, 0px)); color: var(--dim);
  font-size: 14.5px; }
.foot-in { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px 28px; align-items: center; }
.foot-brand { display: inline-flex; align-items: center; gap: 8px; color: var(--text); font: 700 15px/1 var(--display); }
.foot-brand .logo-mark { width: 26px; height: 26px; }
.foot-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.foot-nav a { color: var(--muted); text-decoration: none; }
.foot-nav a:hover { color: var(--text); }
.foot-copy { grid-column: 1 / -1; font: 500 12px/1 var(--mono); color: var(--dim); }

/* ---------- юридические страницы и 404 ---------- */
.doc { max-width: 780px; margin: 0 auto; padding: 56px 0 96px; }
.doc h1 { font-size: clamp(30px, 4vw, 44px); }
.doc .doc-date { margin-top: 12px; color: var(--dim); font: 500 13px/1 var(--mono); }
.doc h2 { margin-top: 36px; font-size: 21px; }
.doc p, .doc li { margin-top: 12px; color: var(--muted); }
.doc ul { list-style: disc; padding-left: 22px; }
.doc .todo { color: var(--z-ifg); }
.notfound { min-height: 70vh; display: grid; place-content: center; text-align: center; gap: 18px; padding: 40px 0; }
.notfound h1 { font-size: clamp(44px, 8vw, 96px); }
.notfound p { color: var(--muted); }

/* ---------- узкие экраны ---------- */
@media (max-width: 1020px) {
  .nav { display: none; }
  .hero-in { grid-template-columns: minmax(0, 1fr); }
  .chat { justify-self: start; max-width: 460px; }
  .fit-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .map-grid { grid-template-columns: minmax(0, 1fr); }
  .map-brain { position: static; }
  .access-in { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .fit-list { grid-template-columns: minmax(0, 1fr); }
  .map-brain { margin: 0 calc(-0.5 * var(--gutter-r)) 0 calc(-0.5 * var(--gutter)); }
  .top-in { gap: 12px; min-height: 60px; }
  .logo span { font-size: 15.5px; }
  .logo-mark { width: 30px; height: 30px; }
  .facts, .step-list { grid-template-columns: minmax(0, 1fr); }
  .hero-cta .btn { width: 100%; }
  .chips { flex-wrap: nowrap; overflow-x: auto; margin: 0 calc(-1 * var(--gutter-r)) 0 calc(-1 * var(--gutter));
    padding: 2px var(--gutter-r) 6px var(--gutter); scrollbar-width: none; }
  .chips::-webkit-scrollbar { display: none; }
  .chip { flex: none; }
  .foot-in { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 620px) {
  .tag { display: none; }
  .mark { transform: scale(1.75); }
  .mark.is-active { transform: scale(1.95); }
}
@media (max-width: 420px) {
  .btn-sm { padding: 0 12px; font-size: 13.5px; }
  .lang { padding: 7px 8px; }
  .wl { padding: 22px 18px; }
  .zcard { padding: 24px 20px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-delay: 0s !important; transition-duration: 0.001ms !important; }
}