/* Верх страницы темы (topic.html, участок «ВЕРХ»; parts/trainer.html,
   parts/freefull.html). Макеты — _lab/24-pages/topic-top: шапка v3
   «Тёмная сцена», задачи v2 «Лист в клетку», полный тренажёр v4
   «Задания под замком», уровни v4 «Вкладки». Все классы — tt-.

   Статья страницы темы (.page) узкая — 860px под текст; блоки верха
   шире — во всю ширину содержимого main.wrap (1360 − поля). Ширина
   полосы прокрутки (--tt-sbw) приходит из topic_top.js, без скрипта — 0. */

.tt-hd, section.tt-tasks, section.tt-full, section.tt-levels {
  --tt-gut: clamp(16px, 4vw, 48px);
  width: min(1264px, calc(100vw - var(--tt-sbw, 0px) - 2 * var(--tt-gut)));
  max-width: none;
}

/* уровни: цвет, подложка, полоса */
.tt-lv-warm { --lc: #0f9a6b; --ls: #e3f9f0; }
.tt-lv-core { --lc: #2f6bff; --ls: #e8efff; }
.tt-lv-hard { --lc: #e2553a; --ls: #ffece7; }
.tt-lv-star { --lc: #8a4cf0; --ls: #f1e9ff; }
.tt-ic { flex: none; display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: var(--lc); background: var(--ls); }
.tt-ic svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.tt-sr { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.tt-h2 { margin: 0; font-size: 40px; line-height: 1.08; font-weight: 800; letter-spacing: -.03em; text-wrap: balance; }
.tt-h2 em, .tt-h1 em { font-style: normal; color: transparent; background: linear-gradient(95deg, #1f7bff 0%, #17bfe0 55%, #2ee59d 100%); -webkit-background-clip: text; background-clip: text; }
.tt-sub { margin: 0; font-size: 17px; line-height: 1.55; color: var(--muted); text-wrap: pretty; }

/* ════════ 1 · шапка «Тёмная сцена» ════════ */
.tt-hd {
  position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 470px; gap: 24px 40px; align-items: center;
  margin: 24px 0 0; padding: 48px 56px 56px; border-radius: 36px; color: #fff; overflow: hidden; isolation: isolate;
  background:
    radial-gradient(700px 480px at 85% 30%, color-mix(in srgb, var(--sub) 45%, transparent), transparent 65%),
    radial-gradient(600px 400px at 0% 100%, rgba(46, 229, 157, .12), transparent 60%),
    #0e1228;
}
.tt-hd-txt { display: grid; gap: 22px; min-width: 0; }
/* крошки (parts/crumbs.html, стили chrome.css) — на тёмном через их переменные */
.tt-hd {
  --crumbs-c: #8fb6ff; --crumbs-pill: rgba(255, 255, 255, .1);
  --cnb-c: #fff; --cnb-bg: rgba(255, 255, 255, .07); --cnb-line: rgba(255, 255, 255, .14); --cnb-muted: rgba(255, 255, 255, .55);
}
.tt-hd > .crumbs-bar { grid-column: 1 / -1; margin: 0; }
.tt-hd .cnb a { -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.tt-hd .cnb i { color: #fff; background: rgba(255, 255, 255, .12); }
.tt-hd .cnb .cnb-next i { background: linear-gradient(135deg, #4d97ff, #33d0ec); }
.tt-kick { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.tt-subj { display: inline-flex; align-items: center; gap: 8px; padding: 4px 14px 4px 5px; border-radius: 999px; font-size: 14px; font-weight: 700; color: #fff; text-decoration: none; background: rgba(255, 255, 255, .08); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .16); }
.tt-subj:hover { color: #fff; background: rgba(255, 255, 255, .14); }
.tt-subj img { width: 28px; height: 28px; object-fit: contain; }
.tt-wip { padding: 4px 12px; border-radius: 999px; font: 600 13px var(--font); font-style: normal; color: rgba(255, 255, 255, .8); background: rgba(255, 255, 255, .1); }
.tt-h1 { margin: 0; font-size: 54px; line-height: 1.04; font-weight: 800; letter-spacing: -.035em; color: #fff; text-wrap: balance; }
.tt-lead { margin: 0; font-size: 18.5px; line-height: 1.55; color: rgba(255, 255, 255, .68); text-wrap: pretty; }
.tt-lvls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.tt-lvls-l { margin-right: 4px; font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: rgba(255, 255, 255, .5); }
.tt-lvl { display: inline-flex; align-items: center; gap: 8px; padding: 4px 14px 4px 4px; border-radius: 999px; font-size: 14.5px; font-weight: 600; color: #fff; background: rgba(255, 255, 255, .07); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .14); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.tt-lvl .tt-ic { width: 28px; height: 28px; }
.tt-btns { display: flex; flex-wrap: wrap; gap: 12px; }
.tt-btns .btn { min-height: 54px; }
.tt-ghost { color: #fff; background: rgba(255, 255, 255, .08); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .2); }
.tt-ghost:hover { color: #fff; background: rgba(255, 255, 255, .15); }
.tt-mos { position: absolute; z-index: -1; right: -200px; top: -60px; display: grid; grid-template-columns: repeat(3, 250px); gap: 16px; transform: rotate(-12deg); opacity: .2; pointer-events: none; }
.tt-mos img { width: 250px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 18px; }
.tt-mos img:nth-child(3n+2) { margin-top: 60px; }
.tt-cov { position: relative; margin: 0; }
.tt-cov img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 26px; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .2); }
.tt-cov.is-art img { object-fit: contain; padding: 18px; background: radial-gradient(closest-side, color-mix(in srgb, var(--sub) 38%, #161c3d), #12172f); }
.tt-cov figcaption { display: flex; justify-content: space-between; gap: 10px; margin-top: 14px; font-size: 14px; color: rgba(255, 255, 255, .62); }
.tt-cov figcaption b { color: #fff; font-weight: 600; }
.tt-cov figcaption span { flex: none; }

/* ════════ 2 · бесплатные задачи «Лист в клетку» ════════ */
section.tt-tasks { display: grid; gap: 26px; margin: 64px 0 0; scroll-margin-top: 90px; }
.tt-tasks-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 16px 40px; }
.tt-tasks-top > div:first-child { display: grid; gap: 12px; max-width: 700px; }
.tt-score { display: grid; justify-items: end; gap: 10px; font-size: 15px; font-weight: 600; color: var(--muted); }
.tt-score b { color: var(--ink); }
.tt-dots { display: flex; gap: 6px; }
.tt-dots i { width: 30px; height: 8px; border-radius: 9px; background: #e3e5ef; transition: background .2s; }
.tt-dots i[data-st="ok"] { background: #2ed39a; }
.tt-dots i[data-st="bad"] { background: #ff8f9a; }

.tt-paper { position: relative; padding: 18px 0 8px; border-radius: 28px; background-color: #fff; background-image: linear-gradient(#eef1f8 1px, transparent 1px), linear-gradient(90deg, #eef1f8 1px, transparent 1px); background-size: 26px 26px; background-position: -1px -1px; box-shadow: 0 30px 60px -30px rgba(25, 30, 80, .28), 0 2px 6px rgba(25, 30, 80, .05); overflow: hidden; }
.tt-paper::before { content: ""; position: absolute; left: 104px; top: 0; bottom: 0; border-left: 2px solid #ffc7cf; }
.tt-row { position: relative; display: grid; grid-template-columns: 104px minmax(0, 1fr) 210px; align-items: start; padding: 26px 0 30px; }
.tt-row + .tt-row { border-top: 1.5px dashed #dfe2ee; }
.tt-num { justify-self: center; font-size: 34px; font-weight: 800; line-height: 1; color: var(--sub-deep); text-align: center; }
.tt-num small { display: block; margin-top: 8px; }
.tt-lvtag { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 700; line-height: 1.3; letter-spacing: 0; text-transform: none; color: var(--lc); background: var(--ls); }

.tt-paper .task { display: grid; gap: 16px; margin: 0; padding: 0 40px 0 34px; border-radius: 0; background: none; box-shadow: none; }
.tt-paper .task-n { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; margin: 0; }
.tt-paper .task-q { margin: 0; font-size: 21px; line-height: 1.42; font-weight: 700; letter-spacing: -.01em; text-wrap: pretty; }
.tt-paper .task-in input { width: 220px; max-width: 100%; min-height: 54px; padding: 0 18px; border: 1.5px solid #e7e8f1; border-radius: 16px; font: 600 19px var(--font); color: var(--ink); background: rgba(255, 255, 255, .92); }
.tt-paper .task-in input::placeholder { color: #aeb1c6; font-weight: 500; }
.tt-paper .task-in input:focus { outline: none; border-color: #7aa5ff; box-shadow: 0 0 0 4px #e6eeff; }
/* варианты шириной по тексту: короткие встают в ряд, длинный занимает строку и переносится внутри карточки */
.tt-paper .opts { display: flex; flex-wrap: wrap; gap: 8px; max-width: 760px; }
.tt-paper .opt { position: relative; flex: 0 1 auto; min-width: 120px; max-width: 100%; display: flex; align-items: center; gap: 12px; min-height: 54px; padding: 8px 16px; border-radius: 16px; font-size: 18px; font-weight: 600; background: rgba(255, 255, 255, .92); box-shadow: inset 0 0 0 1.5px #e7e8f1; cursor: pointer; }
.tt-paper .opt > span { min-width: 0; line-height: 1.3; overflow-wrap: break-word; }
.tt-paper .opt input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.tt-paper .opt::before { content: ""; flex: none; width: 20px; height: 20px; border-radius: 50%; box-shadow: inset 0 0 0 2px #c9ccdc; background: #fff; }
.tt-paper .opt:hover { box-shadow: inset 0 0 0 1.5px #b9c9f5; }
.tt-paper .opt:has(input:focus-visible) { outline: 3px solid #b9cdff; outline-offset: 2px; }
.tt-paper .opt:has(input:checked) { box-shadow: inset 0 0 0 2px #2f6bff; background: #f3f7ff; }
.tt-paper .opt:has(input:checked)::before { box-shadow: inset 0 0 0 6px #2f6bff; }
.tt-paper .task-ft { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin: 0; }
.tt-paper .task-ft .btn { min-height: 50px; padding: 0 26px; font-size: 15.5px; }
.tt-paper .verdict { display: inline-flex; align-items: center; gap: 8px; font-size: 15.5px; font-weight: 700; }
.tt-paper .verdict:empty { display: none; }
.tt-paper .task.is-right .verdict::before, .tt-paper .task.is-wrong .verdict::before { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font-size: 13px; color: #fff; }
.tt-paper .task.is-right .verdict { color: #0f9a6b; }
.tt-paper .task.is-right .verdict::before { content: "✓"; background: #14b886; }
.tt-paper .task.is-wrong .verdict { color: var(--red); }
.tt-paper .task.is-wrong .verdict::before { content: "✕"; font-size: 11px; background: var(--red); }
.tt-paper .task.is-wrong .task-in input { border-color: #ff9ca6; color: var(--red); background: #fff5f6; }
.tt-paper .task.is-wrong .opt:has(input:checked) { box-shadow: inset 0 0 0 2px #ff8f9a; background: #fff5f6; }
.tt-paper .task.is-wrong .opt:has(input:checked)::before { box-shadow: inset 0 0 0 6px var(--red); }
.tt-paper .task.is-right .task-in input { border-color: #7fe0bc; color: #0f9a6b; background: #effcf6; box-shadow: none; }
.tt-paper .task.is-right .opt:has(input:checked) { box-shadow: inset 0 0 0 2px #45d3a1; background: #effcf6; }
.tt-paper .task.is-right .opt:has(input:checked)::before { box-shadow: inset 0 0 0 6px #14b886; }
.tt-paper .task.is-right .btn, .tt-paper .task.is-right .btn:disabled { opacity: 1; color: #0f9a6b; background: #e5f9f1; box-shadow: none; }
.tt-more { display: none; margin: 0; font-size: 14.5px; color: var(--muted); }
.tt-more a { font-weight: 600; color: #2f6bff; text-decoration: none; }
.tt-more a:hover { text-decoration: underline; }
.tt-paper .task.is-wrong .tt-more { display: block; }

.tt-mark { align-self: center; justify-self: center; display: grid; place-items: center; width: 132px; height: 132px; border-radius: 50%; font-size: 15px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; text-align: center; line-height: 1.15; transform: rotate(-12deg) scale(.8); opacity: 0; transition: opacity .2s, transform .25s cubic-bezier(.3, 1.6, .5, 1); }
.tt-mark[data-mark="ok"] { opacity: 1; transform: rotate(-12deg); color: #0f9a6b; box-shadow: inset 0 0 0 3px #14b886, inset 0 0 0 7px #fff, inset 0 0 0 8.5px #14b886; }
.tt-mark[data-mark="bad"] { opacity: 1; transform: rotate(-12deg); color: var(--red); box-shadow: inset 0 0 0 3px #ff8f9a, inset 0 0 0 7px #fff, inset 0 0 0 8.5px #ff8f9a; }

/* ════════ 3 · «Задания под замком» ════════ */
section.tt-full { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 26px 56px; align-items: center; margin: 80px 0 0; }
.tt-grid { display: grid; gap: 12px; padding: 26px 28px; border-radius: 30px; background: #fff; box-shadow: 0 30px 60px -30px rgba(25, 30, 80, .28), 0 2px 6px rgba(25, 30, 80, .05); }
.tt-lrow { display: grid; grid-template-columns: 190px minmax(0, 1fr); align-items: center; gap: 16px; }
.tt-lrow + .tt-lrow { padding-top: 12px; border-top: 1px dashed var(--border); }
.tt-lname { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; }
.tt-lname small { display: block; font-size: 12.5px; font-weight: 500; color: var(--muted); }
.tt-tiles { display: flex; flex-wrap: wrap; gap: 8px; }
.tt-tile { display: grid; place-items: center; width: 64px; height: 56px; border-radius: 16px; font-size: 13px; font-weight: 700; color: #a3a6bd; background: #f3f4f9; box-shadow: inset 0 0 0 1px #e8e9f2; }
.tt-tile svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; }
.tt-tile.is-free { width: auto; padding: 0 14px; grid-auto-flow: column; gap: 6px; color: #0d5e43; background: #e5f9f1; box-shadow: inset 0 0 0 1.5px #9fe7c9; }
.tt-tile.is-free::before { content: "✓"; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; font-size: 11px; color: #fff; background: #14b886; }
.tt-full-txt { display: grid; gap: 18px; }
.tt-sum { display: flex; align-items: baseline; gap: 10px; margin: 0; }
.tt-sum b { white-space: nowrap; font-size: 54px; font-weight: 800; letter-spacing: -.04em; line-height: 1; }
.tt-sum span { font-size: 16px; line-height: 1.3; color: var(--muted); }
.tt-lst { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.tt-lst li { display: flex; gap: 12px; font-size: 15.5px; line-height: 1.45; }
.tt-lst li::before { content: "✓"; flex: none; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font-size: 13px; font-weight: 700; color: #fff; background: #14b886; }
.tt-full-act { display: grid; gap: 12px; justify-items: start; }
.tt-note { margin: 0; font-size: 14px; line-height: 1.5; color: var(--muted); }
.tt-note a { font-weight: 600; color: #2f6bff; text-decoration: none; }

/* ════════ 4 · уровни вкладками ════════ */
section.tt-levels { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 26px 56px; align-items: start; margin: 80px 0 0; }
.tt-levels-side { display: grid; gap: 22px; }
.tt-levels-top { display: grid; gap: 12px; }
.tt-tabs { display: grid; gap: 8px; }
.tt-tabs[hidden] { display: none; }
.tt-tab { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 14px; padding: 12px 18px 12px 12px; border: 0; border-radius: 20px; font: inherit; text-align: left; color: var(--ink); background: transparent; box-shadow: inset 0 0 0 1.5px var(--border); cursor: pointer; }
.tt-tab:hover { background: #fff; }
.tt-tab:focus-visible { outline: 3px solid #b9cdff; outline-offset: 2px; }
.tt-tab .tt-ic { width: 44px; height: 44px; }
.tt-tab .tt-ic svg { width: 22px; height: 22px; }
.tt-tab b { font-size: 16.5px; font-weight: 700; }
.tt-tab small { display: block; font-size: 13px; color: var(--muted); }
.tt-tab-n { font-size: 15px; font-weight: 700; color: var(--muted); }
.tt-tab[aria-selected="true"] { background: #fff; box-shadow: 0 18px 36px -24px rgba(25, 30, 80, .45), inset 0 0 0 2px var(--lc); }
.tt-tab[aria-selected="true"] .tt-tab-n { color: var(--lc); }
.tt-panels { display: grid; gap: 16px; }
.tt-panel { display: grid; gap: 18px; padding: 32px 34px; border-radius: 30px; background: #fff; box-shadow: 0 30px 60px -30px rgba(25, 30, 80, .28), 0 2px 6px rgba(25, 30, 80, .05); }
.tt-panel[hidden] { display: none; }
.tt-ph { display: flex; align-items: center; gap: 16px; }
.tt-ph .tt-ic { width: 64px; height: 64px; }
.tt-ph .tt-ic svg { width: 32px; height: 32px; }
.tt-ph b { display: block; font-size: 26px; font-weight: 800; letter-spacing: -.02em; }
.tt-ph small { font-size: 15px; color: var(--muted); }
.tt-ex { padding: 20px 22px; border-radius: 18px; background: var(--ls); }
.tt-ex small { display: block; margin-bottom: 6px; font-size: 11.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--lc); }
.tt-ex p { margin: 0; font-size: 19px; line-height: 1.5; font-weight: 600; color: var(--ink); text-wrap: pretty; }
.tt-meter { display: flex; flex-wrap: wrap; gap: 6px; }
.tt-meter i { width: 26px; height: 8px; border-radius: 9px; background: color-mix(in srgb, var(--lc) 25%, #fff); }
.tt-meter i.f { background: #2ed39a; }
.tt-where { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; font-size: 15px; color: var(--muted); }
.tt-where a { font-weight: 600; color: #2f6bff; text-decoration: none; }
.tt-where a:hover { text-decoration: underline; }
.tt-here { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px 4px 5px; border-radius: 999px; font-size: 12.5px; font-weight: 700; color: #0d5e43; background: #e5f9f1; }
.tt-here::before { content: "✓"; display: grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; font-size: 10px; color: #fff; background: #14b886; }
.tt-locked { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px 4px 8px; border-radius: 999px; font-size: 12.5px; font-weight: 600; color: var(--muted); background: #f1f2f8; }
.tt-locked svg { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 2.2; }

/* ════════ телефон ════════ */
@media (max-width: 760px) {
  .tt-h2 { font-size: 29px; }
  .tt-sub { font-size: 16px; }

  .tt-hd { grid-template-columns: minmax(0, 1fr); gap: 28px; width: auto; margin: 0 calc(-1 * var(--tt-gut)); padding: 30px 16px 32px; border-radius: 0; }
  .tt-h1 { font-size: 32px; letter-spacing: -.03em; }
  .tt-lead { font-size: 16.5px; }
  .tt-lvls-l { flex-basis: 100%; }
  .tt-btns .btn { flex: 1 1 100%; padding: 0 18px; font-size: 15.5px; }
  .tt-mos { grid-template-columns: repeat(3, 150px); right: -160px; top: 40px; }
  .tt-mos img { width: 150px; border-radius: 12px; }
  .tt-cov { order: -1; }
  .tt-cov img { border-radius: 20px; }
  .tt-cov figcaption { font-size: 13px; }

  section.tt-tasks { margin-top: 44px; gap: 20px; }
  .tt-score { justify-items: start; }
  .tt-paper { padding: 6px 0; border-radius: 22px; }
  .tt-paper::before { left: 46px; }
  .tt-row { grid-template-columns: 46px minmax(0, 1fr); padding: 20px 0 22px; }
  .tt-num { font-size: 22px; }
  .tt-num small { display: none; }
  .tt-paper .task { padding: 0 14px; gap: 14px; }
  .tt-paper .task-n { position: static; width: auto; height: auto; overflow: visible; clip: auto; white-space: normal; margin-bottom: -4px; }
  .tt-paper .task-q { font-size: 18px; }
  .tt-paper .task-in input { flex: 1; width: auto; min-height: 52px; font-size: 18px; }
  .tt-paper .opt { flex: 1 1 auto; }
  .tt-paper .opt { min-height: 50px; padding: 8px 12px; gap: 10px; font-size: 16.5px; }
  .tt-paper .task-ft .btn { flex: 1; }
  .tt-paper .verdict { flex-basis: 100%; }
  .tt-mark { position: absolute; right: 10px; top: 8px; width: 74px; height: 74px; font-size: 10px; }
  .tt-row:has(.tt-mark[data-mark="ok"]) .task-q, .tt-row:has(.tt-mark[data-mark="bad"]) .task-q { padding-right: 64px; }

  section.tt-full { grid-template-columns: minmax(0, 1fr); margin-top: 56px; }
  .tt-grid { order: 2; padding: 18px 14px; border-radius: 24px; }
  .tt-lrow { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .tt-tile { width: 48px; height: 46px; border-radius: 13px; }
  .tt-sum b { font-size: 44px; }
  .tt-full-act { justify-items: stretch; }
  .tt-full-act .btn { width: 100%; }

  section.tt-levels { grid-template-columns: minmax(0, 1fr); margin-top: 56px; }
  .tt-tabs { grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 6px; }
  .tt-tab { grid-template-columns: 1fr; justify-items: center; gap: 4px; padding: 10px 4px; border-radius: 16px; text-align: center; }
  .tt-tab small { display: none; }
  .tt-tab b { font-size: 12px; line-height: 1.2; }
  .tt-tab .tt-ic { width: 36px; height: 36px; }
  .tt-tab-n { font-size: 13px; }
  .tt-panel { padding: 20px 18px; border-radius: 24px; }
  .tt-ph .tt-ic { width: 52px; height: 52px; }
  .tt-ph b { font-size: 22px; }
  .tt-ex { padding: 16px 16px 16px 18px; }
  .tt-ex p { font-size: 17px; }
}
@media (prefers-reduced-motion: reduce) {
  .tt-mark, .tt-dots i { transition: none; }
}