/* Главная страница. Подключается только в layout home-load-tester (см. _layouts/default.html).
   Цвета берутся из токенов style.scss, поэтому светлая и тёмная темы работают сами. */

.layout-home {
  --serif: "Source Serif 4", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --soft: color-mix(in srgb, var(--accent) 12%, transparent);
  --term-bg: #1F1E1C;
  --term-line: #34332F;
  --term-text: #E8E6DC;
  --term-dim: #8E8C83;
}

/* На главной меню курса не занимает колонку: открывается кнопкой, как на телефоне. */
.layout-home .shell { display: block; }
.layout-home .menu-btn { display: inline-grid; }
.layout-home .sidebar {
  position: fixed; z-index: 60; top: 0; left: 0; bottom: 0; height: 100%; width: min(88vw, 340px);
  transform: translateX(-102%); visibility: hidden; transition: transform .28s var(--ease), visibility 0s .28s;
  box-shadow: var(--shadow); padding-top: 18px;
}
/* visibility убирает закрытое меню из Tab и скринридера */
.layout-home.nav-open .sidebar { transform: none; visibility: visible; transition: transform .28s var(--ease); }
.layout-home.nav-open { overflow: hidden; }
.layout-home.nav-open .backdrop { display: block !important; position: fixed; inset: 0; z-index: 50; background: rgba(0,0,0,.45); backdrop-filter: blur(2px); }
.layout-home .main { padding: 0; }
/* На главной без мелкого текста: подвал и значок прогресса крупнее, чем на страницах уроков */
.layout-home .footer { font-size: 15px; }
.layout-home .progress-chip { font-size: 14.5px; padding: 7px 12px; }
.layout-home .footer { max-width: 1160px; margin: 0 auto; padding: 22px clamp(16px, 4vw, 40px) 28px; }
.layout-home .topbar { transition: background .3s, border-color .3s; }
.layout-home:not(.scrolled) .topbar { background: transparent; border-bottom-color: transparent; backdrop-filter: none; }

.home { overflow-x: clip; transition: opacity .28s ease, transform .28s var(--ease); }
html.leaving .home { opacity: 0; transform: translateY(-10px); }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); position: relative; }

/* ---------- общие элементы ---------- */
.display {
  font-family: var(--serif); font-weight: 500; font-size: clamp(40px, 6.2vw, 78px); line-height: 1.04;
  letter-spacing: -.022em; margin: 0 0 22px; text-wrap: balance;
}
.display em { font-style: italic; color: var(--accent-ink); }
.h2 {
  font-family: var(--serif); font-weight: 500; font-size: clamp(32px, 4.4vw, 54px); line-height: 1.08;
  letter-spacing: -.018em; margin: 0 0 18px; max-width: 22ch; text-wrap: balance;
}
.kick { margin: 0 0 14px; font: 600 15px/1.2 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--accent-ink); display: flex; align-items: center; gap: 10px; }
.kick::before { content: ""; width: 26px; height: 1px; background: currentColor; }
.lead2 { font-size: clamp(17px, 1.6vw, 19.5px); line-height: 1.65; color: var(--muted); max-width: 64ch; margin: 0 0 40px; }
.home kbd { font-size: 14.5px; }
.home code { font: 500 .88em var(--mono); background: var(--bg-2); border: 1px solid var(--line); padding: .1em .4em; border-radius: 6px; color: var(--accent-ink); }
.band { padding: clamp(64px, 8vw, 112px) 0; position: relative; }
.band-alt { background: var(--bg-2); }
.band-alt code { background: var(--bg); }
.spark { color: var(--accent); display: inline-block; }

.hbtn {
  display: inline-flex; align-items: center; gap: 10px; padding: 15px 24px; border-radius: 999px;
  font: 600 15.5px/1 var(--sans); text-decoration: none; cursor: pointer; position: relative; overflow: hidden;
  transition: transform .25s var(--ease), box-shadow .25s, background .25s, border-color .25s, color .25s;
}
.hbtn-primary { background: var(--accent); color: #141413; box-shadow: 0 6px 24px -6px color-mix(in srgb, var(--accent) 70%, transparent); }
.hbtn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px -8px color-mix(in srgb, var(--accent) 80%, transparent); color: #141413; }
.hbtn-primary::after {
  content: ""; position: absolute; inset: 0; transform: translateX(-120%);
  background: linear-gradient(100deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  transition: transform .7s var(--ease);
}
.hbtn-primary:hover::after { transform: translateX(120%); }
.hbtn-ghost { color: var(--text); border: 1.5px solid var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--bg)); }
.hbtn-ghost:hover { background: color-mix(in srgb, var(--accent) 14%, var(--bg)); color: var(--text); transform: translateY(-2px); }
.hbtn-ghost .arr { color: var(--accent-ink); }
.hbtn .arr { transition: transform .25s var(--ease); }
.hbtn:hover .arr { transform: translateX(4px); }
.hbtn-ghost:hover .arr { transform: translateY(3px); }

/* ---------- появление при прокрутке ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(22px); filter: blur(4px); } to { opacity: 1; transform: none; filter: none; } }
.home-anim .in { opacity: 0; animation: rise 1s var(--ease) forwards; animation-delay: calc(var(--i, 0) * 110ms + 80ms); }
.home-anim .reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--d, 0) * 90ms); }
.home-anim .reveal.shown { opacity: 1; transform: none; }

/* ---------- первый экран ---------- */
.hero { position: relative; min-height: calc(100svh - var(--bar-h)); display: flex; align-items: center; padding: 40px 0 90px; margin-top: calc(-1 * var(--bar-h)); padding-top: calc(var(--bar-h) + 40px); }
.hero-glow {
  position: absolute; inset: -10% -10% auto auto; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px; pointer-events: none;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%);
  filter: blur(20px); animation: drift 18s ease-in-out infinite alternate;
}
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(-8vw, 6vh) scale(1.12); } }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: clamp(32px, 5vw, 72px); align-items: center; width: 100%; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin: 0 0 26px; padding: 7px 14px 7px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: color-mix(in srgb, var(--bg-2) 70%, transparent); font: 500 15px/1.3 var(--sans); color: var(--muted);
}
.eyebrow .spark { animation: spin 8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-lead { font-size: clamp(17px, 1.55vw, 19.5px); line-height: 1.65; color: var(--muted); max-width: 58ch; margin: 0 0 32px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.hero-progress { margin: 0 0 8px; font: 500 15px var(--mono); color: var(--green); }
.hero .display { font-size: clamp(40px, 4.9vw, 68px); }

/* ---------- темп и подготовка ---------- */
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 90px); }
.two .lead2 { margin-bottom: 28px; }
.calc { padding: 28px; border-radius: 22px; border: 1px solid var(--line); background: var(--bg-2); display: grid; gap: 22px; }
.calc label { display: grid; gap: 10px; font: 500 15.5px var(--mono); color: var(--muted); }
.calc label > span { display: flex; justify-content: space-between; }
.calc output { color: var(--text); font-weight: 700; }
.calc input[type=range] { width: 100%; accent-color: var(--accent); height: 22px; cursor: pointer; }
.calc-res { padding-top: 18px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; }
.calc-big { font: 500 clamp(56px, 7vw, 84px)/1 var(--serif); color: var(--accent-ink); letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.calc-unit { font: 500 22px var(--serif); }
.calc-date { flex-basis: 100%; margin: 6px 0 0; color: var(--muted); font-size: 15px; }
.needs { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.needs li { display: flex; gap: 16px; margin: 0; padding: 18px 20px; border-radius: 18px; border: 1px solid var(--line); background: var(--bg-2); }
.nic { flex: none; width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--soft); color: var(--accent-ink); font: 700 16px var(--mono); }
.needs b { display: block; font: 600 16px/1.35 var(--sans); margin-bottom: 3px; }
.needs span { font-size: 15.5px; line-height: 1.5; color: var(--muted); }

/* ---------- финал ---------- */
.final { position: relative; text-align: center; padding: clamp(100px, 14vw, 180px) 0; overflow: hidden; }
.final .display { font-size: clamp(38px, 5.4vw, 68px); max-width: 16ch; margin-inline: auto; }
.final .lead2 { margin: 0 auto 34px; }
.final-glow { position: absolute; left: 50%; top: 55%; width: 900px; height: 600px; translate: -50% -50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 20%, transparent), transparent); pointer-events: none; }
.final-spark { font-size: 72px; line-height: 1; color: var(--accent); margin-bottom: 20px; }
.final-spark { animation: spin 24s linear infinite; }

/* ---------- первый экран: факты ---------- */
.facts { list-style: none; display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 14px clamp(22px, 3vw, 40px); margin: 30px 0 0; padding: 26px 0 0; border-top: 1px solid var(--line); }
.facts li { margin: 0; display: grid; gap: 4px; align-content: start; }
.facts b { font: 500 clamp(24px, 2.4vw, 30px)/1.1 var(--serif); letter-spacing: -.01em; }
.facts span { font-size: 15px; color: var(--muted); }

/* ---------- краш-тест: график нагрузки ---------- */
.crash {
  margin: 0; position: relative; padding: 22px 22px 20px; border-radius: 24px; border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-2) 88%, transparent); box-shadow: 0 30px 80px -30px rgba(0,0,0,.35);
  --ok: var(--green); --warn: var(--yellow); --bad: var(--red);
}
.crash-head { display: flex; align-items: center; gap: 10px; font: 600 15px/1.3 var(--sans); color: var(--muted); margin-bottom: 16px; }
.crash-live { width: 9px; height: 9px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 color-mix(in srgb, var(--green) 60%, transparent); animation: live 2s ease-out infinite; }
@keyframes live { to { box-shadow: 0 0 0 9px transparent; } }
.crash-read { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px 26px; margin-bottom: 8px; }
.crash-read > div { display: grid; gap: 2px; }
.crash-k { font-size: 14px; color: var(--muted); }
.crash-read b { font: 500 clamp(28px, 2.8vw, 36px)/1.05 var(--serif); font-variant-numeric: tabular-nums; letter-spacing: -.01em; min-width: 4ch; }
.crash-state { margin-left: auto; padding: 6px 12px; border-radius: 99px; font: 600 14px/1.2 var(--sans); transition: background .3s, color .3s; }
.crash-state.ok { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.crash-state.warn { background: color-mix(in srgb, var(--warn) 20%, transparent); color: var(--warn); }
.crash-state.bad { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
.crash-svg { display: block; width: 100%; height: auto; overflow: visible; }
.crash-svg .z-ok { fill: color-mix(in srgb, var(--ok) 9%, transparent); }
.crash-svg .z-warn { fill: color-mix(in srgb, var(--warn) 8%, transparent); }
.crash-svg .z-bad { fill: color-mix(in srgb, var(--bad) 8%, transparent); }
.crash-svg .axis { stroke: var(--line); stroke-width: 1.5; }
.crash-svg .lbl { fill: var(--muted); font: 500 16px var(--sans); }
.crash-svg .curve { fill: none; stroke: var(--accent); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; }
.home-anim .crash-svg .curve { stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 1.6s .6s var(--ease) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.crash-svg .cursor { stroke: var(--text); stroke-opacity: .25; stroke-width: 1.5; stroke-dasharray: 4 5; }
.crash-svg .dot { fill: var(--accent); stroke: var(--bg); stroke-width: 3; filter: drop-shadow(0 0 8px color-mix(in srgb, var(--accent) 70%, transparent)); }
.crash-ctl { display: grid; gap: 6px; margin-top: 10px; font-size: 14px; color: var(--muted); }
.crash-ctl input { width: 100%; accent-color: var(--accent); height: 24px; cursor: pointer; margin: 0; }
.crash-note { margin: 12px 0 0; font-size: 15px; line-height: 1.55; color: var(--muted); }

/* ---------- профессия: три шага ---------- */
.steps { list-style: none; margin: 8px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: none; }
.step { position: relative; margin: 0; padding: 28px 26px 26px; border-radius: 22px; border: 1px solid var(--line); background: var(--bg-2); }
.step-ic { display: block; width: 52px; height: 52px; color: var(--accent-ink); margin-bottom: 18px; }
.step-ic svg, .art-ic svg, .nic svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.step-n { position: absolute; top: 22px; right: 24px; font: 500 44px/1 var(--serif); color: var(--line); }
.step h3, .art b, .roles h3, .fit h3 { font: 500 24px/1.2 var(--serif); margin: 0 0 8px; letter-spacing: -.01em; }
.step p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.6; }

/* ---------- учебный магазин ---------- */
.shop-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 90px); align-items: center; }
.shop-grid .lead2 { margin-bottom: 28px; }
.ways { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 28px; }
.ways li { margin: 0; padding-left: 16px; border-left: 2px solid var(--accent); }
.ways b { display: block; font: 600 16.5px/1.35 var(--sans); margin-bottom: 4px; }
.ways span { font-size: 15.5px; line-height: 1.55; color: var(--muted); }
.shop { min-width: 0; }
.shop-win { border-radius: 18px; overflow: hidden; border: 1px solid var(--line); background: var(--bg); box-shadow: var(--shadow); }
.shop-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.shop-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.shop-bar span { margin-left: 8px; }
.shop-page { position: relative; padding: 16px; display: grid; gap: 14px; }
.sp-top { display: flex; align-items: center; gap: 12px; }
.sp-logo { font: 600 15px var(--sans); color: var(--accent-ink); white-space: nowrap; }
.sp-search { flex: 1; height: 28px; border-radius: 8px; background: var(--bg-2); border: 1px solid var(--line); }
.sp-btn { padding: 5px 12px; border-radius: 8px; background: var(--accent); color: #141413; font: 600 13px var(--sans); }
.sp-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.sp-card { height: 74px; border-radius: 10px; border: 1px solid var(--line); position: relative;
  background: linear-gradient(var(--img), var(--img)) 8px 8px / calc(100% - 16px) 34px no-repeat, linear-gradient(var(--muted), var(--muted)) 8px 50px / 62% 5px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 8px 61px / 28% 5px no-repeat, var(--bg-2); --img: color-mix(in srgb, var(--accent) 14%, var(--bg)); }
.sp-card:nth-child(3n+2) { --img: color-mix(in srgb, var(--blue) 16%, var(--bg)); }
.sp-card:nth-child(3n) { --img: color-mix(in srgb, var(--green) 14%, var(--bg)); }
.sp-bottom { display: flex; flex-wrap: wrap; gap: 10px; }
.sp-line, .sp-mem { padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg-2); font: 500 13px var(--sans); color: var(--muted); }
.pin { position: relative; }
.pin::after {
  content: attr(data-n); position: absolute; top: -9px; right: -9px; width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center; background: var(--red); color: #fff; font: 700 12px/1 var(--sans);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--red) 55%, transparent); animation: ping 2.4s ease-out infinite;
}
.pin[data-n="2"]::after { animation-delay: .5s; } .pin[data-n="3"]::after { animation-delay: 1s; }
.pin[data-n="4"]::after { animation-delay: 1.5s; } .pin[data-n="5"]::after { animation-delay: 2s; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--red) 55%, transparent); } 70%, 100% { box-shadow: 0 0 0 10px transparent; } }
.bugs-h { margin: 22px 0 10px; font: 600 15px var(--sans); color: var(--muted); }
.bugs { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.bugs li { margin: 0; display: flex; gap: 12px; align-items: baseline; font-size: 16px; line-height: 1.45; }
.bugs li span { flex: none; width: 22px; height: 22px; border-radius: 50%; display: inline-grid; place-items: center; background: color-mix(in srgb, var(--red) 16%, transparent); color: var(--red); font: 700 12px/1 var(--sans); transform: translateY(-1px); }

/* ---------- программа: этапы ---------- */
.stages { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; position: relative; isolation: isolate; }
.stages::before { content: ""; position: absolute; left: 47px; top: 40px; bottom: 40px; width: 2px; z-index: 0; pointer-events: none; background: linear-gradient(var(--accent), color-mix(in srgb, var(--accent) 15%, transparent)); }
.stage { margin: 0; }
.stage details { border-radius: 20px; border: 1px solid var(--line); background: var(--bg-2); transition: border-color .25s; }
.stage details[open], .stage details:hover { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }
.stage summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: auto minmax(0, 1fr) auto auto; gap: 20px; align-items: center; padding: 22px 24px; }
.stage summary::-webkit-details-marker { display: none; }
.st-n { position: relative; z-index: 2; box-shadow: 0 0 0 6px var(--bg-2); width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; font: 500 22px/1 var(--serif); background: color-mix(in srgb, var(--accent) 16%, var(--bg-2)); color: var(--accent-ink); }
.st-main b { display: block; font: 500 clamp(21px, 2vw, 25px)/1.2 var(--serif); margin-bottom: 4px; }
.st-main span { color: var(--muted); font-size: 16px; line-height: 1.5; }
.st-meta { display: grid; justify-items: end; gap: 4px; font-size: 15px; color: var(--muted); white-space: nowrap; }
.st-done { color: var(--green); font-weight: 600; }
.st-chev { width: 12px; height: 12px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg) translateY(-3px); transition: transform .25s var(--ease); }
details[open] > summary .st-chev { transform: rotate(225deg) translateY(-3px); }
.st-topics { list-style: none; margin: 0; padding: 0 24px 22px 90px; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.st-topics li { margin: 0; }
.st-topics a { display: grid; gap: 3px; height: 100%; box-sizing: border-box; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--bg); color: var(--text); text-decoration: none; transition: border-color .2s, transform .2s var(--ease); }
.st-topics a:hover { border-color: var(--accent); transform: translateY(-2px); }
.st-topics .tn { font-size: 13.5px; color: var(--accent-ink); font-weight: 600; }
.st-topics b { font: 600 16px/1.35 var(--sans); }
.st-topics .ts { font-size: 14.5px; line-height: 1.5; color: var(--muted); }
.st-topics .tm { font-size: 13.5px; color: var(--muted); margin-top: 4px; }
.path-more { margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; font-size: 16px; color: var(--muted); }
.linkbtn { background: none; border: 0; padding: 0; font: inherit; color: var(--accent-ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; cursor: pointer; }

/* ---------- результат ---------- */
.arts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 10px; }
.art { display: flex; flex-direction: column; gap: 6px; padding: 26px 24px; border-radius: 22px; border: 1px solid var(--line); background: var(--bg); }
.art-ic { width: 44px; height: 44px; color: var(--accent-ink); margin-bottom: 12px; }
.art b { font-size: 22px; margin: 0; }
.art > span:last-child { color: var(--muted); font-size: 15.5px; line-height: 1.55; }
.roles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.roles > div { padding: 24px 26px; border-radius: 22px; background: var(--soft); }
.roles p { margin: 0; font-size: 16px; line-height: 1.6; }

/* ---------- для кого ---------- */
.fit { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 10px; }
.fit-col { padding: 28px 28px 24px; border-radius: 22px; border: 1px solid var(--line); background: var(--bg-2); }
.fit ul { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 12px; }
.fit li { margin: 0; padding-left: 34px; position: relative; font-size: 16.5px; line-height: 1.5; }
.fit li::before { position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font: 700 13px/1 var(--sans); }
.fit-yes li::before { content: "✓"; background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.fit-no li::before { content: "✕"; background: color-mix(in srgb, var(--red) 15%, transparent); color: var(--red); }

/* ---------- FAQ ---------- */
.faq-wrap { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(30px, 5vw, 80px); align-items: start; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; padding: 20px 0; font: 600 17.5px/1.4 var(--sans); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font: 400 26px/1 var(--sans); color: var(--accent-ink); transition: transform .25s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin: -4px 0 20px; color: var(--muted); font-size: 16.5px; line-height: 1.65; max-width: 62ch; }

/* ---------- планшет и телефон ---------- */
.crash-cap { margin: 8px 0 0; font-size: 13px; color: var(--muted); }
.fit-pro { margin: 20px 0 0; padding: 22px 26px; border-radius: 22px; border: 1px dashed color-mix(in srgb, var(--accent) 45%, var(--line)); font-size: 16px; line-height: 1.6; }
.fit-pro b { color: var(--text); }
.stack { margin: 28px 0 0; font-size: 15px; line-height: 1.7; color: var(--muted); }
.stack span { color: var(--text); font-weight: 600; margin-right: 4px; }
@media (max-width: 1080px) {
  .arts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .hero { min-height: 0; padding-bottom: 80px; }
  .hero-grid, .shop-grid, .two, .faq-wrap { grid-template-columns: minmax(0, 1fr); }
  .crash { max-width: 600px; }
  .steps { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .hbtn { padding: 14px 20px; }
  .crash { padding: 18px 16px 16px; border-radius: 20px; }
  .crash-state { margin-left: 0; }
  .ways, .arts, .roles, .fit { grid-template-columns: minmax(0, 1fr); }
  .stage summary { grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; padding: 18px 16px; align-items: start; }
  .st-n { width: 38px; height: 38px; font-size: 19px; }
  .stages::before { left: 35px; }
  .facts { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 24px; padding-top: 20px; }
  .facts b { font-size: 21px; }
  .facts span { font-size: 13px; line-height: 1.35; }
  .hero-cta { align-items: center; gap: 6px 18px; }
  .hbtn-ghost { padding: 10px 4px; border-color: transparent; background: none; box-shadow: none; }
  .st-meta { grid-column: 2; grid-row: 2; justify-items: start; }
  .st-chev { grid-column: 3; grid-row: 1; margin-top: 12px; }
  .st-topics { padding: 0 16px 18px 62px; grid-template-columns: minmax(0, 1fr); }
  .calc { padding: 22px; }
  .step-n { font-size: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  .home-anim .in, .home-anim .reveal { opacity: 1 !important; transform: none !important; filter: none !important; }
  .pin::after, .crash-live { animation: none; }
}