/* ── CourseBox — design tokens (из Claude Design: docs/DESIGN.md) ───── */
:root{
  --paper:#FAFAF7;
  --sand:#F2EFE8;
  --stone:#E8E3D8;
  --ink:#1A1A1A;
  --graphite:#2A2A28;
  --mute:#6B6B6B;
  --line:#D9D4C7;
  --sage:#4A6741;
  --forest:#2D4A3E;
  --moss:#6B8E6F;
  --clay:#B89F7E;

  --wrap:1320px;
  --pad:clamp(20px,4vw,48px);
  --hdr:clamp(64px,5.5vw,80px);
  --sec:clamp(72px,10vw,160px);
  --sec-sm:clamp(64px,8vw,132px);
  --ease:cubic-bezier(.2,.6,.2,1);
}

*{box-sizing:border-box}
:focus-visible{outline:2px solid var(--sage);outline-offset:3px;border-radius:2px}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--graphite);
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--sage)}
em{font-style:normal;font-weight:300;color:var(--sage)}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}
h1,h2,h3,h4{margin:0}
p{margin:0}

@keyframes lift{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse-ring{0%{transform:scale(.9);opacity:.55}100%{transform:scale(1.45);opacity:0}}

/* ── Типографика ────────────────────────────────────────────────────── */
.display{
  font-family:Manrope,sans-serif;font-weight:200;
  letter-spacing:-.035em;line-height:1.05;color:var(--ink);
  text-wrap:pretty;
}
.display--xl{font-size:clamp(40px,8vw,116px);line-height:1.02}
.display--l{font-size:clamp(34px,5vw,68px)}
.display--m{font-size:clamp(30px,4.2vw,56px)}
.display--s{font-family:Manrope,sans-serif;font-weight:300;font-size:clamp(22px,2.6vw,34px);letter-spacing:-.02em;color:var(--ink)}
.eyebrow{
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  font-weight:500;color:var(--mute);
}
.eyebrow--light{color:rgba(250,250,247,.55)}
.num{font-family:"IBM Plex Mono",ui-monospace,monospace;font-weight:300;font-feature-settings:"tnum"}
.lead{font-size:16px;line-height:1.7;color:var(--graphite)}
.muted{color:var(--mute)}

/* ── Раскладка ──────────────────────────────────────────────────────── */
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.section{padding-top:var(--sec);padding-bottom:var(--sec)}
.section--sm{padding-top:var(--sec-sm);padding-bottom:var(--sec-sm)}
.section--sand{background:var(--sand);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--ink{background:var(--ink)}
.section--forest{background:var(--forest)}
.sec-head{display:flex;flex-wrap:wrap;gap:20px;align-items:flex-end;justify-content:space-between;margin-bottom:clamp(32px,4vw,64px)}
.grid{display:grid;gap:clamp(20px,2.4vw,32px)}
.grid--cards{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.grid--wide{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.grid--split{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(36px,5vw,88px);align-items:start}

/* ── Кнопки ─────────────────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:46px;padding:0 24px;border-radius:9999px;
  font-size:14px;border:1px solid transparent;
  transition:background .3s ease,color .3s ease,border-color .3s ease;
  white-space:nowrap;
}
.btn--lg{height:48px;padding:0 28px}
.btn--sm{height:34px;padding:0 16px;font-size:12.5px}
.btn--primary{background:var(--sage);color:#FAFAF7;border-color:var(--sage)}
.btn--primary:hover{background:var(--forest);border-color:var(--forest);color:#FAFAF7}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{background:var(--sand);color:var(--ink)}
.btn--onDark{background:transparent;color:#FAFAF7;border-color:rgba(250,250,247,.35)}
.btn--onDark:hover{background:rgba(250,250,247,.1);color:#FAFAF7}
.btn--link{background:transparent;border:none;padding:0;height:auto;color:var(--mute);font-size:13px}
.btn--link:hover{opacity:.55}
.btn--block{width:100%}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.45;pointer-events:none}
.icon{flex:none}

/* ── Хедер ──────────────────────────────────────────────────────────── */
.hdr{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--paper) 88%,transparent);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.hdr__in{display:flex;align-items:center;gap:24px;height:var(--hdr)}
.logo{font-family:Manrope,sans-serif;font-weight:300;font-size:17px;letter-spacing:-.02em;color:var(--ink);white-space:nowrap}
.logo b{font-weight:300;color:var(--sage)}
.nav{display:flex;gap:26px;flex:1;justify-content:center;font-size:13px}
.nav a{color:var(--graphite)}
.nav a:hover{color:var(--sage)}
.nav .is-current{color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:3px}
.hdr__right{display:flex;align-items:center;gap:8px;margin-left:auto}
.avatar{width:32px;height:32px;border-radius:9999px;object-fit:cover;background:var(--stone)}
.hdr__me{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--mute)}
.hdr__me:hover{color:var(--sage)}
.iconbtn{
  width:34px;height:34px;border:1px solid var(--line);background:transparent;
  border-radius:9999px;color:var(--graphite);display:flex;align-items:center;justify-content:center;
}
.iconbtn:hover{background:var(--sand)}

/* Переключатель валют */
.cur{display:flex;border:1px solid var(--line);border-radius:9999px;padding:2px}
.cur button{
  border:none;border-radius:9999px;background:transparent;color:var(--mute);
  font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;
  padding:5px 10px;transition:background .3s ease,color .3s ease;
}
.cur button.is-active{background:var(--ink);color:var(--paper)}

/* Мобильное меню */
.only-narrow{display:none}
.mnav{display:none;border-top:1px solid var(--line);background:var(--paper)}
.mnav.is-open{display:block}
.mnav a{display:block;padding:14px var(--pad);border-bottom:1px solid var(--line);font-size:15px}

@media (max-width:860px){
  .only-wide{display:none !important}
  .only-narrow{display:flex !important}
}

/* ── Hero ───────────────────────────────────────────────────────────── */
.hero{
  position:relative;min-height:clamp(560px,52vw,760px);
  display:flex;align-items:flex-end;overflow:hidden;border-bottom:1px solid var(--line);
}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.15) 0%,rgba(0,0,0,.45) 60%,rgba(0,0,0,.7) 100%)}
.hero__in{position:relative;width:100%;padding-top:clamp(120px,20vw,200px);padding-bottom:clamp(48px,6vw,96px)}
.hero .eyebrow{color:rgba(250,250,247,.7);margin-bottom:24px}
.hero h1{color:#FAFAF7;max-width:15ch}
.hero h1 em{color:#9DBE8C}
.hero__sub{max-width:46ch;margin-top:24px;font-size:clamp(14px,1.3vw,17px);line-height:1.65;color:rgba(250,250,247,.78)}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}

/* ── Полоса статистики ──────────────────────────────────────────────── */
.stats{border-bottom:1px solid var(--line);overflow:hidden}
.stats__in{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.stat{padding:32px 0;border-right:1px solid var(--line)}
.stat__v{font-family:"IBM Plex Mono",monospace;font-weight:300;font-feature-settings:"tnum";font-size:28px;color:var(--ink)}
.stat__l{font-size:12.5px;color:var(--mute);margin-top:8px}

/* ── Список «фич» ───────────────────────────────────────────────────── */
.rows{display:grid;border-top:1px solid var(--line)}
.row{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);align-items:baseline}
.row__n{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute);min-width:24px}
.row__t{font-size:15px;color:var(--ink);margin-bottom:5px}
.row__d{font-size:13.5px;color:var(--mute);line-height:1.6}

/* ── Карточка курса ─────────────────────────────────────────────────── */
.card{
  border:1px solid var(--line);border-radius:2px;background:var(--paper);
  overflow:hidden;transition:transform .5s var(--ease);
}
.card:hover{transform:translateY(-2px)}
.card__media{aspect-ratio:4/3;overflow:hidden;background:var(--stone)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.card:hover .card__media img{transform:scale(1.04)}
.card__body{padding:22px}
.card__meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.card__title{font-family:Manrope,sans-serif;font-weight:400;font-size:20px;color:var(--ink);margin-bottom:10px}
.card__text{font-size:13.5px;color:var(--mute);line-height:1.6;margin-bottom:22px;min-height:44px}
.card__foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:18px}
.card__price{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:15px;color:var(--ink)}
.card__cta{font-size:12.5px;color:var(--sage)}

/* ── Программа курса (список уроков на лендинге) ────────────────────── */
.prog{border-top:1px solid var(--line)}
.prog__i{display:flex;align-items:center;gap:clamp(14px,2.4vw,40px);padding:18px 0;border-bottom:1px solid var(--line)}
.prog__n{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:12px;color:var(--mute);width:26px}
.prog__t{flex:1;font-size:clamp(14px,1.4vw,19px);color:var(--ink);min-width:0}
.prog__tag{font-size:11.5px;color:var(--sage);white-space:nowrap}
.prog__d{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:12px;color:var(--mute);width:48px;text-align:right}

/* ── Тёмный блок «что понадобится» ──────────────────────────────────── */
.needs{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:clamp(24px,3vw,48px)}
.need{border-top:1px solid rgba(250,250,247,.18);padding-top:22px}
.need__n{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:rgba(250,250,247,.45);margin-bottom:16px}
.need__t{font-family:Manrope,sans-serif;font-weight:300;font-size:24px;color:#FAFAF7;margin-bottom:12px}
.need__d{font-size:14px;line-height:1.7;color:rgba(250,250,247,.6)}
.section--ink h2,.section--forest h2{color:#FAFAF7}

/* ── Тарифы ─────────────────────────────────────────────────────────── */
.plan{
  border:1px solid var(--line);border-radius:2px;padding:clamp(24px,2.8vw,40px);
  display:flex;flex-direction:column;transition:transform .5s var(--ease);
}
.plan:hover{transform:translateY(-2px)}
.plan__t{font-family:Manrope,sans-serif;font-weight:300;font-size:28px;color:var(--ink);margin:22px 0 12px}
.plan__d{font-size:14px;line-height:1.65;color:var(--mute);margin-bottom:28px;flex:1}
.plan__p{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:32px;color:var(--ink);margin-bottom:6px}
.plan__per{font-size:12px;color:var(--mute);margin-bottom:24px}
.plan--dark{background:var(--ink)}
.plan--dark .plan__t,.plan--dark .plan__p{color:#FAFAF7}
.plan--dark .plan__d{color:rgba(250,250,247,.6)}
.plan--dark .plan__per{color:rgba(250,250,247,.5)}
.plan--dark .eyebrow{color:rgba(250,250,247,.55)}

/* ── Преподаватель ──────────────────────────────────────────────────── */
.teacher{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(32px,5vw,80px);align-items:center}
.teacher__ph{aspect-ratio:4/5;border-radius:2px;max-width:420px;overflow:hidden;background:rgba(250,250,247,.08)}
.teacher__ph img{width:100%;height:100%;object-fit:cover}
.teacher p{font-size:15.5px;line-height:1.75;color:rgba(250,250,247,.72);margin-bottom:18px;max-width:52ch}
.teacher__facts{display:flex;flex-wrap:wrap;gap:32px;border-top:1px solid rgba(250,250,247,.18);padding-top:24px;margin-top:14px}
.teacher__fv{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:24px;color:#FAFAF7}
.teacher__fl{font-size:12.5px;color:rgba(250,250,247,.55);margin-top:6px}

/* ── Отзывы ─────────────────────────────────────────────────────────── */
.review{border:1px solid var(--line);border-radius:2px;padding:28px;display:flex;flex-direction:column}
.review p{font-size:15px;line-height:1.75;color:var(--graphite);margin-bottom:28px;flex:1}
.review__a{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:20px}
.review__a img{width:36px;height:36px;border-radius:9999px;object-fit:cover;background:var(--stone)}
.review__n{font-size:14px;color:var(--ink)}
.review__m{font-size:12px;color:var(--mute);margin-top:3px}

/* ── FAQ ────────────────────────────────────────────────────────────── */
.faq{border-top:1px solid var(--line);max-width:960px}
.faq__i{border-bottom:1px solid var(--line)}
.faq__q{
  width:100%;display:flex;align-items:center;gap:clamp(14px,2.4vw,32px);
  padding:24px 0;background:transparent;border:none;text-align:left;color:var(--ink);
}
.faq__n{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute);width:26px}
.faq__qt{flex:1;font-size:clamp(14px,1.4vw,19px)}
.faq__plus{font-size:20px;font-weight:200;color:var(--mute);transition:transform .35s ease}
.faq__i.is-open .faq__plus{transform:rotate(45deg)}
.faq__a{display:none;padding:0 0 26px calc(26px + clamp(14px,2.4vw,32px));font-size:14.5px;line-height:1.7;color:var(--mute);max-width:64ch}
.faq__i.is-open .faq__a{display:block;animation:lift .55s var(--ease) both}

/* ── Финальный CTA ──────────────────────────────────────────────────── */
.final{text-align:center}
.final h2{margin:0 auto;max-width:16ch;font-size:clamp(34px,5.4vw,72px)}
.final p{font-size:15.5px;color:var(--mute);margin:24px auto 36px;max-width:44ch;line-height:1.7}

/* ── Футер ──────────────────────────────────────────────────────────── */
.ftr{border-top:1px solid var(--line);background:var(--paper)}
.ftr__in{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:32px;align-items:start;
  padding-top:clamp(40px,5vw,80px);padding-bottom:clamp(40px,5vw,80px);
}
.ftr__about{font-size:13px;color:var(--mute);line-height:1.7;max-width:34ch}
.ftr__col{display:grid;gap:12px;font-size:13px}
.ftr__col a{color:var(--mute)}
.ftr__col a:hover{color:var(--sage)}
.ftr__meta{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute);line-height:1.9}
.ftr__legal{border-top:1px solid var(--line);padding:22px 0 28px}
.ftr__docs{display:flex;flex-wrap:wrap;gap:8px 28px;margin-bottom:14px}
.ftr__docs a{font-size:12.5px;color:var(--mute);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.ftr__docs a:hover{color:var(--sage)}
.ftr__entity{font-size:12px;color:var(--mute)}
.ftr__by{border-top:1px solid var(--line);padding:16px 0 20px}
.ftr__by,.ftr__by a{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute)}
.ftr__by a{text-decoration:underline;text-underline-offset:3px}
.ftr__by a:hover{color:var(--sage)}

/* ══ Кабинет ════════════════════════════════════════════════════════ */
.cab{padding-top:clamp(32px,4vw,64px);padding-bottom:clamp(56px,7vw,110px)}
.cab__head{display:flex;flex-wrap:wrap;gap:20px;align-items:flex-end;justify-content:space-between;margin-bottom:clamp(32px,4vw,56px)}
.cab__h1{font-size:clamp(34px,5.6vw,88px)}
.cab__sub{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--mute)}
.dot{width:8px;height:8px;border-radius:9999px;background:var(--sage);flex:none}
.dot--off{background:var(--line)}
.cab__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(20px,2.5vw,32px);align-items:start}
.cab__main{grid-column:span 2;min-width:0}
.cab__aside{display:grid;gap:20px;align-content:start}
@media (max-width:900px){.cab__main{grid-column:span 1}}

.resume{border:1px solid var(--line);border-radius:2px;overflow:hidden}
.resume__media{aspect-ratio:16/6;overflow:hidden;background:var(--stone)}
.resume__media img{width:100%;height:100%;object-fit:cover}
.resume__body{padding:clamp(22px,2.6vw,36px)}
.resume__meta{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:12px;color:var(--mute);margin-bottom:24px}

.bar{height:2px;background:var(--line);margin-bottom:24px}
.bar>span{display:block;height:2px;background:var(--sage)}

.block{margin-top:clamp(28px,3.5vw,52px)}
.block__head{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-bottom:20px}
.chips{display:flex;gap:8px}
.chip{height:32px;padding:0 14px;border:1px solid var(--line);background:transparent;color:var(--mute);border-radius:9999px;font-size:12px;transition:all .25s ease}
.chip.is-active{background:var(--ink);color:var(--paper);border-color:var(--ink)}

.llist{border-top:1px solid var(--line)}
.llist__i{
  width:100%;display:flex;align-items:center;gap:clamp(12px,1.8vw,28px);
  padding:16px 0;border:none;border-bottom:1px solid var(--line);background:transparent;text-align:left;
}
.llist__i:hover .llist__t{color:var(--sage)}
.llist__n{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:12px;color:var(--mute);width:26px}
.llist__t{flex:1;font-size:14.5px;color:var(--ink);min-width:0;transition:color .25s ease}
.llist__bar{width:88px;height:1px;background:var(--line);display:block;flex:none}
.llist__bar>span{display:block;height:1px;background:var(--sage)}
.llist__s{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute);width:52px;text-align:right}
.llist__i.is-locked{opacity:.5;pointer-events:none}

.fb{border:1px solid var(--line);border-radius:2px;padding:22px;display:flex;gap:18px;align-items:flex-start}
.fb img{width:36px;height:36px;border-radius:9999px;object-fit:cover;background:var(--stone);flex:none}
.fb__head{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-bottom:8px}
.fb__t{font-size:14px;color:var(--ink)}
.fb__d{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute)}
.fb__x{font-size:13.5px;line-height:1.65;color:var(--mute);margin-bottom:14px}
.fb__audio{display:flex;align-items:center;gap:12px}
.fb__play{width:26px;height:26px;border-radius:9999px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--sage);background:transparent;flex:none}
.fb__line{flex:1;height:1px;background:var(--line)}

.panel{border:1px solid var(--line);border-radius:2px;padding:26px}
.panel--sand{background:var(--sand)}
.panel__pct{display:flex;align-items:baseline;gap:6px;margin-bottom:18px}
.panel__pct b{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:42px;color:var(--ink)}
.panel__pct i{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:15px;color:var(--mute);font-style:normal}
.week{display:flex;gap:6px;margin-top:20px}
.week span{flex:1;height:28px;border-radius:2px;background:var(--line);display:block}
.week span.is-on{background:var(--sage)}
.week__l{display:flex;justify-content:space-between;font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:10.5px;color:var(--mute);margin-top:8px}
.srow{display:flex;justify-content:space-between;font-size:14px;color:var(--ink);margin-bottom:10px}
.cab__me{display:flex;gap:14px;align-items:center}
.cab__me-ava{width:48px;height:48px;border-radius:9999px;object-fit:cover;background:var(--stone);flex:none}
.cab__me-name{font-size:15px;color:var(--ink)}
.cab__me-mail{font-size:12.5px;color:var(--mute);margin-top:3px;overflow-wrap:anywhere}
.suggest{display:grid;gap:16px}
.suggest a{display:flex;gap:14px;align-items:center}
.suggest img{width:52px;height:40px;border-radius:2px;object-fit:cover;background:var(--stone);flex:none}
.suggest__t{font-size:14px;color:var(--ink)}
.suggest__m{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute);margin-top:4px}

/* ══ Плеер урока ═══════════════════════════════════════════════════ */
.pl{padding-top:clamp(24px,3vw,44px);padding-bottom:clamp(56px,7vw,110px)}
.pl__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(24px,3vw,44px);align-items:start}
.pl__main{grid-column:span 2;min-width:0}
@media (max-width:900px){.pl__main{grid-column:span 1}}
.pl__back{display:flex;align-items:center;gap:8px;background:transparent;border:none;padding:0;color:var(--mute);font-size:13px}
.pl__back:hover{opacity:.55}
.pl__crumb{flex:1;justify-content:center;font-size:13px;color:var(--mute);display:flex}

.stage{position:relative;aspect-ratio:16/9;background:var(--ink);border-radius:2px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.stage video,.stage iframe,.stage__poster{position:absolute;inset:0;width:100%;height:100%;border:0}
.stage__poster{object-fit:cover;opacity:.62}
.stage__play{
  position:relative;width:72px;height:72px;border-radius:9999px;
  border:1px solid rgba(250,250,247,.4);background:rgba(250,250,247,.08);color:#FAFAF7;
  display:flex;align-items:center;justify-content:center;
}
.stage__play::after{
  content:"";position:absolute;inset:-1px;border-radius:9999px;
  border:1px solid rgba(250,250,247,.35);animation:pulse-ring 3.4s ease-out infinite;
}
.stage__wm{
  position:absolute;z-index:2;pointer-events:none;user-select:none;
  font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:12px;
  color:rgba(250,250,247,.42);
  text-shadow:0 0 3px rgba(0,0,0,.85),0 1px 2px rgba(0,0,0,.7);
  transition:top 1.2s ease,left 1.2s ease;
}
.stage__lock{position:relative;text-align:center;color:#FAFAF7;padding:24px;max-width:40ch}
.stage__lock p{color:rgba(250,250,247,.72);font-size:14px;line-height:1.7;margin:12px 0 22px}

.pl__title{font-size:clamp(28px,4.2vw,56px);margin-bottom:20px}
.pl__desc{font-size:15.5px;line-height:1.75;color:var(--graphite);max-width:60ch;margin-bottom:30px}
.pl__acts{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:clamp(28px,3.5vw,52px)}

.tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-bottom:24px}
.tabs button{
  background:transparent;border:none;padding:0 0 14px;font-size:13.5px;color:var(--mute);
  border-bottom:1px solid transparent;margin-bottom:-1px;transition:color .25s ease;
}
.tabs button.is-active{color:var(--ink);border-bottom-color:var(--ink)}
.tab{display:none;max-width:720px}
.tab.is-active{display:block}

.chapters{border-top:1px solid var(--line)}
.chapters button{
  width:100%;display:flex;align-items:center;gap:20px;padding:14px 0;
  border:none;border-bottom:1px solid var(--line);background:transparent;text-align:left;
}
.chapters button:hover span:last-child{color:var(--sage)}
.chapters__t{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:12px;color:var(--sage);width:44px}
.chapters__x{flex:1;font-size:14.5px;color:var(--ink);transition:color .25s ease}

.notes p{font-size:15px;line-height:1.8;color:var(--graphite);margin-bottom:16px}
.notes blockquote,.notes .hw{border-left:1px solid var(--sage);padding-left:18px;margin:0;font-size:14.5px;line-height:1.7;color:var(--mute)}

.qa{display:grid;gap:2px}
.qa__i{border:1px solid var(--line);border-radius:2px;padding:20px}
.qa__h{display:flex;justify-content:space-between;margin-bottom:8px}
.qa__n{font-size:14px;color:var(--ink)}
.qa__d{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute)}
.qa__x{font-size:14px;line-height:1.7;color:var(--mute)}
.qa__form{margin-top:16px}
.field{
  width:100%;background:transparent;border:none;border-bottom:1px solid var(--line);
  height:44px;font-size:15px;color:var(--ink);outline:none;
}
.field:focus{border-bottom-color:var(--sage)}

.playlist{display:grid;gap:2px}
.playlist a{display:flex;align-items:center;gap:12px;padding:11px 10px;border-radius:2px;background:transparent}
.playlist a:hover{background:var(--sand)}
.playlist a.is-current{background:var(--sand)}
.playlist__n{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute);width:20px}
.playlist__t{flex:1;font-size:13px;color:var(--ink);min-width:0}
.playlist__d{font-family:"IBM Plex Mono",monospace;font-weight:300;font-size:11px;color:var(--mute)}

/* ── Формы входа, регистрации, пароля ───────────────────────────────── */
.auth{max-width:560px;padding-top:clamp(48px,8vw,110px);padding-bottom:clamp(48px,8vw,110px)}
/* Заголовок формы мельче общего display--m: «С возвращением» не должно ломаться на две строки. */
.auth__h{font-size:clamp(28px,4.4vw,44px);text-wrap:balance}
@media (max-width:520px){ .auth__h{font-size:clamp(24px,7.5vw,32px)} }
.auth .field{margin-bottom:4px}
.field-label{display:block;font-size:12.5px;color:var(--mute);margin:18px 0 2px}
.field-hint{font-size:12px;color:var(--mute);margin-top:6px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--graphite);margin-top:14px;line-height:1.55}
.check input{margin-top:2px;accent-color:var(--sage);flex:none}
.check a{text-decoration:underline;text-underline-offset:2px}
.auth__links{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:26px;font-size:13px}
.auth__links a{color:var(--mute)}
.auth__links a:hover{color:var(--sage)}
.profile__ava{display:flex;gap:18px;align-items:flex-start;margin-bottom:8px}
.profile__ava img{width:72px;height:72px;border-radius:9999px;object-fit:cover;background:var(--stone);flex:none}
.profile__ava-empty{
  width:72px;height:72px;border-radius:9999px;background:var(--sand);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex:none;
  font-family:Manrope,sans-serif;font-weight:300;font-size:26px;color:var(--mute);
}
.profile__ava input[type=file]{font-size:13px;color:var(--mute);max-width:100%}
.field[disabled]{color:var(--mute);cursor:not-allowed}

/* Ловушка для ботов: видна только им. */
.cb-trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.notice{border:1px solid var(--line);border-left:2px solid var(--sage);padding:16px 18px;font-size:14px;color:var(--graphite);margin-bottom:24px;background:var(--sand)}
.notice--err{border-left-color:#B4462F}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.testpay-bar{
  background:var(--clay);color:#1A1A1A;text-align:center;
  font-size:12.5px;letter-spacing:.02em;padding:8px 16px;
}

/* ── Тосты: сообщения внутри страницы, alert не используем ──────────── */
.toasts{position:fixed;right:16px;bottom:16px;z-index:95;display:flex;flex-direction:column;gap:10px;max-width:min(380px,calc(100vw - 32px))}
.toast{
  position:relative;background:var(--ink);color:rgba(250,250,247,.92);
  border-radius:10px;padding:14px 40px 14px 16px;font-size:13.5px;line-height:1.5;
  box-shadow:0 10px 30px rgba(0,0,0,.24);animation:lift .35s var(--ease) both;
}
.toast--err{background:#7A2E22}
.toast.is-out{opacity:0;transform:translateY(6px);transition:opacity .4s ease,transform .4s ease}
.toast__x{
  position:absolute;top:8px;right:8px;width:24px;height:24px;line-height:1;
  border:none;background:transparent;color:rgba(250,250,247,.6);font-size:18px;border-radius:6px;
}
.toast__x:hover{background:rgba(250,250,247,.12);color:#FAFAF7}
@media (max-width:520px){ .toasts{left:12px;right:12px;bottom:12px;max-width:none} }

/* ── Баннер согласия на аналитику ───────────────────────────────────── */
.consent{
  position:fixed;left:16px;bottom:16px;z-index:90;
  max-width:min(440px,calc(100vw - 32px));
  background:var(--ink);color:rgba(250,250,247,.88);
  border-radius:14px;padding:20px 22px 18px;
  box-shadow:0 12px 40px rgba(0,0,0,.28);
  animation:lift .45s var(--ease) both;
}
.consent[hidden]{display:none}
.consent__text{font-size:13.5px;line-height:1.6;margin-bottom:16px}
.consent__text a{color:#9DBE8C;text-decoration:underline;text-underline-offset:3px}
.consent__btns{display:flex;gap:10px;flex-wrap:wrap}
.consent__yes,.consent__no{
  flex:1 1 130px;height:42px;border-radius:9999px;font-size:14px;
  transition:background .25s ease,border-color .25s ease;
}
.consent__yes{border:1px solid var(--clay);background:var(--clay);color:#1A1A1A}
.consent__yes:hover{background:#c9b190;border-color:#c9b190}
.consent__no{border:1px solid rgba(250,250,247,.28);background:transparent;color:rgba(250,250,247,.88)}
.consent__no:hover{background:rgba(250,250,247,.08)}
@media (max-width:520px){ .consent{left:12px;right:12px;bottom:12px;max-width:none} }

.offline-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;background:var(--ink);color:#FAFAF7;font-size:12.5px;text-align:center;padding:10px;display:none}
body.is-offline .offline-bar{display:block}