@import url('fonts.css');

/* ─────────────────────────────────────────────────────────
   ПДД — тёмная тема «ночная дорога»
   Акцент один: жёлтая дорожная разметка. Светофорные цвета
   работают только как состояния, не как украшение.
   ───────────────────────────────────────────────────────── */

:root {
  --bg:        #0A0D13;
  --bg-2:      #10151F;
  --bg-3:      #161D2B;
  --bg-4:      #1E2735;
  --line:      #222B3B;
  --line-soft: #182031;

  --fg:   #E9EDF3;
  --fg-2: #98A4B7;
  --fg-3: #626D82;

  --paint:     #F5C518;
  --paint-ink: #2A2000;
  --paint-dim: rgba(245, 197, 24, .13);

  --go:   #3ECF7E;
  --go-dim: rgba(62, 207, 126, .13);
  --stop: #FF5C5C;
  --stop-dim: rgba(255, 92, 92, .13);
  --sky:  #5B9CFF;
  --sky-dim: rgba(91, 156, 255, .13);

  --r-sm: 10px;
  --r:    16px;
  --r-lg: 24px;

  --sans: 'Golos Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --display: 'Unbounded', var(--sans);

  --nav-w: 246px;
  --read: 68ch;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 16px/1.65 var(--sans);
  font-feature-settings: 'ss01', 'cv01';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Мягкое свечение фар в левом верхнем углу — единственная декорация фона */
body::before {
  content: '';
  position: fixed;
  inset: -20% 40% 55% -20%;
  background: radial-gradient(60% 60% at 30% 40%, rgba(91, 156, 255, .07), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

h1, h2, h3, h4 { font-family: var(--display); font-weight: 700; letter-spacing: -.02em; margin: 0; line-height: 1.18; }
h1 { font-size: clamp(26px, 3.4vw, 40px); }
h2 { font-size: clamp(21px, 2.4vw, 27px); }
h3 { font-size: 19px; }
p { margin: 0 0 1em; }
a { color: inherit; }
b, strong { font-weight: 600; color: #fff; }
em { font-style: italic; color: var(--fg); }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--paint); outline-offset: 3px; border-radius: 6px; }

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 99px; border: 3px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: #2C3849; }

/* ───────────── Каркас ───────────── */

.shell { display: flex; min-height: 100vh; position: relative; z-index: 1; }

.nav {
  width: var(--nav-w);
  flex: 0 0 var(--nav-w);
  border-right: 1px solid var(--line-soft);
  padding: 22px 14px 24px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
}

.brand { display: flex; align-items: center; gap: 11px; padding: 0 10px 22px; }
.brand-mark {
  width: 34px; height: 34px; flex: none; border-radius: 9px;
  background: var(--paint); color: var(--paint-ink);
  display: grid; place-items: center;
  font: 700 17px/1 var(--display);
  box-shadow: 0 0 0 1px rgba(245,197,24,.5), 0 6px 18px -6px rgba(245,197,24,.55);
}
.brand-name { font: 700 16px/1.1 var(--display); letter-spacing: -.03em; display: block; }
.brand-sub { font-size: 11.5px; color: var(--fg-3); margin-top: 3px; display: block; }

.nav-group { margin-bottom: 20px; }
.nav-label {
  font-size: 11px; color: var(--fg-3); padding: 0 12px 8px;
  font-weight: 600; letter-spacing: .04em;
}
.nav-item {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 12px; border-radius: var(--r-sm);
  color: var(--fg-2); text-decoration: none;
  font-size: 14.5px; font-weight: 500;
  transition: background .15s, color .15s;
  position: relative;
}
.nav-item:hover { background: var(--bg-3); color: var(--fg); }
.nav-item.on { background: var(--bg-3); color: var(--fg); }
.nav-item.on::before {
  content: ''; position: absolute; left: 0; top: 9px; bottom: 9px; width: 3px;
  background: var(--paint); border-radius: 0 3px 3px 0;
}
.nav-ico { width: 19px; text-align: center; font-size: 15px; flex: none; filter: saturate(.9); }
.nav-badge {
  margin-left: auto; font-size: 11px; font-weight: 600;
  background: var(--bg-4); color: var(--fg-2);
  padding: 2px 7px; border-radius: 99px;
}
.nav-badge.hot { background: var(--stop-dim); color: var(--stop); }

.nav-progress { margin: 4px 12px 18px; }
.nav-progress-top { display: flex; justify-content: space-between; font-size: 12px; color: var(--fg-3); margin-bottom: 7px; }
.nav-progress-top b { color: var(--paint); font-weight: 600; }

.main { flex: 1; min-width: 0; padding: 34px clamp(18px, 4vw, 54px) 90px; }
.wrap { max-width: 1080px; margin: 0 auto; }
.wrap-narrow { max-width: 760px; margin: 0 auto; }

/* ───────────── Общие элементы ───────────── */

.page-head { margin-bottom: 28px; }
.page-head p { color: var(--fg-2); max-width: 66ch; margin: 10px 0 0; }

.eyebrow { font-size: 13px; color: var(--fg-3); font-weight: 500; margin-bottom: 10px; }

.bar { height: 5px; border-radius: 99px; background: var(--bg-4); overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--paint); border-radius: 99px; transition: width .5s var(--ease); }
.bar.go > i { background: var(--go); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 22px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg-3); color: var(--fg);
  font-weight: 600; font-size: 15px; cursor: pointer;
  transition: background .15s, border-color .15s, transform .08s;
  text-decoration: none;
}
.btn:hover { background: var(--bg-4); border-color: #2E3A4D; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--paint); color: var(--paint-ink); border-color: transparent; font-weight: 700; }
.btn-primary:hover { background: #FFD53D; border-color: transparent; }
.btn-ghost { background: transparent; }
.btn-lg { padding: 15px 28px; font-size: 16px; border-radius: 14px; }
.btn-sm { padding: 8px 14px; font-size: 13.5px; border-radius: 9px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px; border-radius: 99px;
  background: var(--bg-3); border: 1px solid var(--line);
  font-size: 12.5px; color: var(--fg-2); font-weight: 500;
}
.chip.paint { background: var(--paint-dim); color: var(--paint); border-color: transparent; }
.chip.go { background: var(--go-dim); color: var(--go); border-color: transparent; }
.chip.stop { background: var(--stop-dim); color: var(--stop); border-color: transparent; }

.empty { text-align: center; padding: 70px 20px; color: var(--fg-3); }
.empty h3 { color: var(--fg-2); margin-bottom: 8px; }

/* ───────────── Главная ───────────── */

.hero {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  padding: clamp(24px, 4vw, 40px);
  background:
    radial-gradient(120% 130% at 88% 0%, rgba(245,197,24,.10), transparent 58%),
    linear-gradient(160deg, var(--bg-3), var(--bg-2));
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: repeating-linear-gradient(90deg, var(--paint) 0 38px, transparent 38px 74px);
  opacity: .5;
}
.hero h1 { max-width: 17ch; }
.hero-lead { color: var(--fg-2); max-width: 54ch; margin: 14px 0 24px; font-size: 16.5px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden; margin-bottom: 34px; }
.stat { background: var(--bg-2); padding: 18px 20px; }
.stat-n { font: 700 27px/1 var(--display); letter-spacing: -.03em; }
.stat-l { font-size: 13px; color: var(--fg-3); margin-top: 7px; }
.stat.accent .stat-n { color: var(--paint); }

/* ───────────── Карта курса: маршрут ───────────── */

.route { position: relative; padding-left: 46px; }
.route::before {
  content: ''; position: absolute; left: 16px; top: 14px; bottom: 40px; width: 3px;
  background: repeating-linear-gradient(180deg, var(--line) 0 14px, transparent 14px 28px);
  border-radius: 3px;
}
.route.has-progress::after {
  content: ''; position: absolute; left: 16px; top: 14px; width: 3px; height: var(--done, 0%);
  background: repeating-linear-gradient(180deg, var(--paint) 0 14px, transparent 14px 28px);
  border-radius: 3px; opacity: .75;
  transition: height .6s var(--ease);
}

.stop {
  position: relative;
  border: 1px solid var(--line-soft);
  border-radius: var(--r);
  background: var(--bg-2);
  padding: 17px 20px;
  margin-bottom: 12px;
  display: flex; gap: 16px; align-items: center;
  cursor: pointer;
  transition: border-color .16s, background .16s, transform .16s var(--ease);
  text-align: left; width: 100%;
}
.stop:hover { background: var(--bg-3); border-color: var(--line); transform: translateX(3px); }
.stop-node {
  position: absolute; left: -46px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--bg-3); border: 2px solid var(--line);
  display: grid; place-items: center; font-size: 15px;
  z-index: 1;
}
.stop.done .stop-node { background: var(--go-dim); border-color: var(--go); color: var(--go); }
.stop.now .stop-node { background: var(--paint); border-color: var(--paint); color: var(--paint-ink); box-shadow: 0 0 0 5px var(--paint-dim); }
.stop.now { border-color: rgba(245,197,24,.35); }
.stop-body { flex: 1; min-width: 0; display: block; }
.stop-t { font-weight: 600; font-size: 16px; letter-spacing: -.01em; display: block; }
.stop-s { font-size: 13.5px; color: var(--fg-3); margin-top: 3px; display: block; }
.stop-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.stop-bar { flex: 0 0 92px; display: block; }
.stop-score { font-size: 12.5px; font-weight: 600; color: var(--fg-3); }
.stop.done .stop-score { color: var(--go); }
.stop-lock { color: var(--fg-3); font-size: 13px; }

/* ───────────── Урок ───────────── */

.lesson-nav { display: flex; align-items: center; gap: 14px; margin-bottom: 26px; flex-wrap: wrap; }
.crumb { font-size: 13.5px; color: var(--fg-3); }
.crumb a { color: var(--fg-2); text-decoration: none; }
.crumb a:hover { color: var(--paint); }

.lesson-body { max-width: var(--read); font-size: 17px; line-height: 1.72; }
.lesson-body h3 {
  font-family: var(--display); font-size: 19px; margin: 34px 0 13px;
  letter-spacing: -.02em;
}
.lesson-body h3:first-child { margin-top: 0; }
.lesson-body ul, .lesson-body ol { padding-left: 22px; margin: 0 0 1.1em; }
.lesson-body li { margin-bottom: .5em; }
.lesson-body li::marker { color: var(--paint); }

.note {
  border-radius: var(--r-sm);
  padding: 15px 18px 15px 17px;
  margin: 22px 0;
  border-left: 3px solid var(--fg-3);
  background: var(--bg-2);
  font-size: 15.8px; line-height: 1.62;
}
.note-t { font-weight: 700; margin-bottom: 5px; display: flex; align-items: center; gap: 8px; font-size: 15px; }
.note p:last-child { margin-bottom: 0; }
.note.key   { border-color: var(--paint); background: linear-gradient(90deg, var(--paint-dim), transparent 70%); }
.note.key .note-t { color: var(--paint); }
.note.warn  { border-color: #FFA53D; background: linear-gradient(90deg, rgba(255,165,61,.11), transparent 70%); }
.note.warn .note-t { color: #FFA53D; }
.note.mistake { border-color: var(--stop); background: linear-gradient(90deg, var(--stop-dim), transparent 70%); }
.note.mistake .note-t { color: var(--stop); }
.note.tip   { border-color: var(--go); background: linear-gradient(90deg, var(--go-dim), transparent 70%); }
.note.tip .note-t { color: var(--go); }
.note.law   { border-color: var(--sky); background: linear-gradient(90deg, var(--sky-dim), transparent 70%); }
.note.law .note-t { color: var(--sky); }

.rule-q {
  margin: 22px 0; padding: 14px 18px;
  border: 1px dashed var(--line); border-radius: var(--r-sm);
  background: rgba(91,156,255,.045);
  font-size: 15.4px; color: var(--fg-2); line-height: 1.6;
}
.rule-ref {
  font: 600 12px var(--sans); color: var(--sky);
  background: var(--sky-dim); padding: 2px 8px; border-radius: 6px;
  margin-right: 9px; white-space: nowrap;
}

.tbl-wrap { overflow-x: auto; margin: 22px 0; border: 1px solid var(--line-soft); border-radius: var(--r-sm); }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { padding: 11px 15px; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
th { background: var(--bg-3); font-weight: 600; font-size: 13.5px; color: var(--fg-2); white-space: nowrap; }
tr:last-child td { border-bottom: none; }

.steps { counter-reset: s; margin: 22px 0; }
.step { display: flex; gap: 15px; margin-bottom: 15px; }
.step-n {
  counter-increment: s; flex: none;
  width: 27px; height: 27px; border-radius: 50%;
  background: var(--paint-dim); color: var(--paint);
  display: grid; place-items: center; font: 700 13px var(--sans);
}
.step-n::before { content: counter(s); }
.step-t { font-weight: 600; margin-bottom: 2px; }
.step-x { color: var(--fg-2); font-size: 15.5px; }

.sign-strip { display: flex; gap: 14px; flex-wrap: wrap; margin: 22px 0; }
.sign-mini { width: 106px; text-align: center; }
.sign-mini img { width: 76px; height: 76px; object-fit: contain; margin: 0 auto 8px; }
.sign-mini.mk { width: 126px; }
.sign-mini.mk img {
  width: 112px; height: 56px; background: #E6E9EF;
  border-radius: 6px; padding: 6px;
}
.sign-mini-n { font: 600 12px var(--sans); color: var(--paint); }
.sign-mini-t { font-size: 12px; color: var(--fg-3); line-height: 1.35; margin-top: 2px; }
.strip-cap { font-size: 13px; color: var(--fg-3); margin-top: -12px; margin-bottom: 22px; }

.keypoints {
  margin: 32px 0 0; padding: 20px 22px;
  border: 1px solid var(--line-soft); border-radius: var(--r);
  background: var(--bg-2);
}
.keypoints h4 { font-family: var(--sans); font-size: 14px; color: var(--fg-3); font-weight: 600; margin-bottom: 12px; }
.keypoints ul { margin: 0; padding-left: 20px; }
.keypoints li { margin-bottom: 8px; font-size: 15.5px; }
.keypoints li::marker { color: var(--paint); }

.lesson-foot { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; align-items: center; }

/* ───────────── Вопрос / тест ───────────── */

.quiz-top {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-bottom: 22px;
}
.quiz-count { font: 600 14px var(--sans); color: var(--fg-2); }
.quiz-top .bar { flex: 1; min-width: 120px; }

.timer {
  font: 700 17px/1 var(--display); letter-spacing: -.02em;
  padding: 8px 14px; border-radius: 10px;
  background: var(--bg-3); border: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}
.timer.low { color: var(--stop); border-color: rgba(255,92,92,.4); background: var(--stop-dim); }

.q-card {
  border: 1px solid var(--line-soft); border-radius: var(--r-lg);
  background: var(--bg-2); padding: clamp(20px, 3vw, 30px);
}
.q-img {
  margin: 0 auto 22px; border-radius: var(--r-sm); overflow: hidden;
  background: #fff; max-width: 560px;
}
.q-img img { width: 100%; }
.q-text { font-size: 19px; font-weight: 600; line-height: 1.5; margin-bottom: 22px; letter-spacing: -.01em; }

.opts { display: grid; gap: 9px; }
.opt {
  display: flex; gap: 13px; align-items: flex-start;
  padding: 14px 17px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--bg-3);
  cursor: pointer; text-align: left; width: 100%;
  transition: border-color .13s, background .13s;
  font-size: 15.8px; line-height: 1.5;
}
.opt:hover:not(:disabled) { border-color: #354254; background: var(--bg-4); }
.opt-k {
  flex: none; width: 25px; height: 25px; border-radius: 7px;
  background: var(--bg-4); color: var(--fg-3);
  display: grid; place-items: center; font: 600 13px var(--sans);
  transition: background .13s, color .13s;
}
.opt.picked { border-color: var(--paint); }
.opt.picked .opt-k { background: var(--paint); color: var(--paint-ink); }
.opt.right { border-color: var(--go); background: var(--go-dim); }
.opt.right .opt-k { background: var(--go); color: #06240F; }
.opt.wrong { border-color: var(--stop); background: var(--stop-dim); }
.opt.wrong .opt-k { background: var(--stop); color: #2A0505; }
.opt:disabled { cursor: default; }

.verdict { margin-top: 20px; padding: 17px 19px; border-radius: var(--r-sm); font-size: 15.6px; line-height: 1.62; }
.verdict.right { background: var(--go-dim); border-left: 3px solid var(--go); }
.verdict.wrong { background: var(--stop-dim); border-left: 3px solid var(--stop); }
.verdict-t { font-weight: 700; margin-bottom: 6px; }
.verdict.right .verdict-t { color: var(--go); }
.verdict.wrong .verdict-t { color: var(--stop); }

.quiz-foot { display: flex; gap: 12px; margin-top: 22px; align-items: center; flex-wrap: wrap; }
.quiz-hint { font-size: 12.5px; color: var(--fg-3); margin-left: auto; }
kbd {
  font: 600 11.5px var(--sans); background: var(--bg-4); border: 1px solid var(--line);
  border-bottom-width: 2px; padding: 2px 6px; border-radius: 5px; color: var(--fg-2);
}

/* Сетка индикаторов вопросов (как в экзаменационной программе) */
.qgrid { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 20px; }
.qdot {
  width: 27px; height: 27px; border-radius: 7px;
  background: var(--bg-3); border: 1px solid var(--line);
  font: 600 12px var(--sans); color: var(--fg-3);
  display: grid; place-items: center; cursor: pointer;
  transition: transform .12s;
}
.qdot:hover { transform: translateY(-2px); }
.qdot.right { background: var(--go-dim); border-color: var(--go); color: var(--go); }
.qdot.wrong { background: var(--stop-dim); border-color: var(--stop); color: var(--stop); }
.qdot.on { border-color: var(--paint); color: var(--paint); }
.qdot.extra { border-style: dashed; }

/* ───────────── Результат ───────────── */

.result { text-align: center; padding: 40px 20px 30px; }
.result-ring { width: 152px; height: 152px; margin: 0 auto 24px; position: relative; }
.result-ring svg { transform: rotate(-90deg); }
.result-ring-n {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
  font: 700 34px/1 var(--display); letter-spacing: -.03em;
}
.result-ring-n small { display: block; font: 500 12px/1 var(--sans); color: var(--fg-3); margin-top: 7px; letter-spacing: 0; }
.result h2 { margin-bottom: 10px; }
.result p { color: var(--fg-2); max-width: 46ch; margin: 0 auto 26px; }
.result-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.review-item {
  border: 1px solid var(--line-soft); border-radius: var(--r-sm);
  padding: 16px 18px; margin-bottom: 10px; background: var(--bg-2);
}
.review-q { font-weight: 600; margin-bottom: 9px; font-size: 15.6px; }
.review-a { font-size: 14.6px; color: var(--fg-2); margin-bottom: 4px; }
.review-a b { font-weight: 600; }
.review-tip { font-size: 14.4px; color: var(--fg-3); margin-top: 9px; padding-top: 9px; border-top: 1px solid var(--line-soft); line-height: 1.58; }

/* ───────────── Справочники ───────────── */

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 22px; }
.search {
  flex: 1; min-width: 220px;
  padding: 11px 15px; border-radius: 11px;
  background: var(--bg-2); border: 1px solid var(--line); color: var(--fg);
  font: 400 15px var(--sans);
}
.search::placeholder { color: var(--fg-3); }
.search:focus { outline: none; border-color: var(--paint); }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.tab {
  padding: 7px 14px; border-radius: 99px; border: 1px solid var(--line);
  background: transparent; color: var(--fg-2); cursor: pointer;
  font-size: 13.5px; font-weight: 500; transition: background .13s, color .13s;
}
.tab:hover { background: var(--bg-3); color: var(--fg); }
.tab.on { background: var(--paint); color: var(--paint-ink); border-color: transparent; font-weight: 600; }

.sign-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(148px, 1fr)); gap: 10px; }
.sign-card {
  background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: var(--r-sm);
  padding: 15px 12px; text-align: center; cursor: pointer;
  transition: border-color .14s, background .14s;
}
.sign-card:hover { border-color: var(--paint); background: var(--bg-3); }
.sign-card img { width: 72px; height: 72px; object-fit: contain; margin: 0 auto 10px; }
.sign-card .n { font: 600 12.5px var(--sans); color: var(--paint); }
.sign-card .t { font-size: 12.6px; color: var(--fg-2); line-height: 1.36; margin-top: 4px; }
.group-h { font-family: var(--display); font-size: 17px; font-weight: 700; margin: 30px 0 14px; letter-spacing: -.02em; }
.group-h:first-child { margin-top: 0; }

.modal-bg {
  position: fixed; inset: 0; background: rgba(4, 6, 10, .78);
  backdrop-filter: blur(4px); z-index: 60;
  display: grid; place-items: center; padding: 20px;
  animation: fade .16s var(--ease);
}
@keyframes fade { from { opacity: 0 } }
.modal {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); max-width: 560px; width: 100%;
  max-height: 86vh; overflow-y: auto; padding: 28px;
  position: relative;
}
.modal-x {
  position: absolute; top: 14px; right: 14px; width: 32px; height: 32px;
  border-radius: 9px; border: 1px solid var(--line); background: var(--bg-3);
  cursor: pointer; color: var(--fg-2); font-size: 16px;
}
.modal-x:hover { color: var(--fg); background: var(--bg-4); }
.modal img { width: 132px; height: 132px; object-fit: contain; margin-bottom: 18px; }
.modal h3 { margin-bottom: 6px; }
.modal .desc { color: var(--fg-2); font-size: 15.2px; line-height: 1.65; white-space: pre-line; }

/* Текст ПДД */
.rules-sec { margin-bottom: 34px; }
.rules-sec h2 { margin-bottom: 16px; }
.rule-item { display: flex; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--line-soft); }
.rule-item:last-child { border-bottom: none; }
.rule-n { flex: none; width: 52px; font: 600 13.5px var(--sans); color: var(--paint); padding-top: 2px; }
.rule-t { font-size: 15.6px; color: var(--fg-2); line-height: 1.68; white-space: pre-line; }
.rule-t mark { background: var(--paint-dim); color: var(--paint); padding: 1px 3px; border-radius: 3px; }

/* Термины */
.term { border: 1px solid var(--line-soft); border-radius: var(--r-sm); padding: 15px 18px; margin-bottom: 9px; background: var(--bg-2); }
.term-n { font-weight: 700; margin-bottom: 5px; color: var(--paint); }
.term-d { font-size: 15.2px; color: var(--fg-2); line-height: 1.62; }

/* Штрафы */
.pen-row { display: grid; grid-template-columns: 96px 1fr 210px; gap: 16px; padding: 13px 16px; border-bottom: 1px solid var(--line-soft); font-size: 14.6px; align-items: start; }
.pen-row:hover { background: var(--bg-2); }
.pen-art { font: 600 13px var(--sans); color: var(--sky); }
.pen-p { color: var(--stop); font-weight: 500; }

/* Тренировка — выбор */
.pick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 10px; }
.pick {
  border: 1px solid var(--line-soft); border-radius: var(--r); background: var(--bg-2);
  padding: 17px 19px; cursor: pointer; text-align: left;
  transition: border-color .14s, background .14s, transform .14s var(--ease);
}
.pick:hover { border-color: var(--paint); background: var(--bg-3); transform: translateY(-2px); }
.pick-t { font-weight: 600; font-size: 15.4px; margin-bottom: 5px; letter-spacing: -.01em; }
.pick-s { font-size: 13px; color: var(--fg-3); }
.pick-foot { display: flex; align-items: center; gap: 9px; margin-top: 13px; }
.pick-foot .bar { flex: 1; }
.pick-pct { font: 600 12.5px var(--sans); color: var(--fg-3); }

.ticket-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(78px, 1fr)); gap: 8px; }
.ticket-b {
  aspect-ratio: 1; border-radius: 12px; border: 1px solid var(--line-soft);
  background: var(--bg-2); cursor: pointer; display: grid; place-content: center; gap: 3px;
  transition: border-color .13s, background .13s, transform .13s;
}
.ticket-b:hover { border-color: var(--paint); transform: translateY(-2px); }
.ticket-b b { font: 700 17px/1 var(--display); }
.ticket-b span { font-size: 11px; color: var(--fg-3); }
.ticket-b.done { border-color: rgba(62,207,126,.4); }
.ticket-b.done span { color: var(--go); }
.ticket-b.fail { border-color: rgba(255,92,92,.35); }
.ticket-b.fail span { color: var(--stop); }

/* Карточки на запоминание */
.flash {
  perspective: 1200px; height: 260px; margin: 0 auto 20px; max-width: 520px; cursor: pointer;
}
.flash-in { position: relative; width: 100%; height: 100%; transition: transform .5s var(--ease); transform-style: preserve-3d; }
.flash.flipped .flash-in { transform: rotateY(180deg); }
.flash-face {
  position: absolute; inset: 0; backface-visibility: hidden;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--bg-2); padding: 30px;
  display: grid; place-content: center; text-align: center;
  font-size: 18px; line-height: 1.55;
}
.flash-back { transform: rotateY(180deg); background: linear-gradient(160deg, var(--bg-3), var(--bg-2)); border-color: rgba(245,197,24,.3); }
.flash-hint { font-size: 12.5px; color: var(--fg-3); margin-top: 16px; }

/* Статистика */
.heat { display: grid; gap: 4px; grid-template-columns: repeat(auto-fill, minmax(15px, 1fr)); }
.heat i { aspect-ratio: 1; border-radius: 3px; background: var(--bg-3); }

.topic-row { display: flex; align-items: center; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--line-soft); }
.topic-row:last-child { border-bottom: none; }
.topic-n { flex: 1; font-size: 14.8px; }
.topic-bar { flex: 0 0 140px; }
.topic-pct { flex: 0 0 62px; text-align: right; font: 600 13.5px var(--sans); font-variant-numeric: tabular-nums; }

/* Мобильная навигация */
.mnav { display: none; }

@media (max-width: 880px) {
  .nav { display: none; }
  .main { padding: 20px 16px 96px; }
  .mnav {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 40;
    background: rgba(12, 16, 24, .93); backdrop-filter: blur(14px);
    border-top: 1px solid var(--line-soft);
    padding: 8px 6px calc(8px + env(safe-area-inset-bottom));
  }
  .mnav a {
    flex: 1; text-align: center; text-decoration: none; color: var(--fg-3);
    font-size: 10.5px; font-weight: 500; padding: 5px 2px; border-radius: 9px;
  }
  .mnav a.on { color: var(--paint); }
  .mnav .i { display: block; font-size: 18px; margin-bottom: 3px; }
  .pen-row { grid-template-columns: 1fr; gap: 5px; }
  .route { padding-left: 38px; }
  .route::before, .route.has-progress::after { left: 13px; }
  .stop-node { left: -38px; width: 28px; height: 28px; font-size: 13px; }
  .lesson-body { font-size: 16.4px; }
  .q-text { font-size: 17.5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* ───────────── Быстрый поиск (Ctrl+K) ───────────── */

.sr-bg { align-items: flex-start; padding-top: 12vh; }
.sr {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); width: 100%; max-width: 620px;
  overflow: hidden; box-shadow: 0 28px 70px -20px rgba(0,0,0,.75);
}
.sr-input {
  width: 100%; border: none; background: transparent; color: var(--fg);
  padding: 20px 22px; font: 500 17px var(--sans); border-bottom: 1px solid var(--line-soft);
}
.sr-input:focus { outline: none; }
.sr-input::placeholder { color: var(--fg-3); font-weight: 400; }
.sr-list { max-height: 52vh; overflow-y: auto; padding: 8px; }
.sr-tip { padding: 26px 22px; color: var(--fg-2); font-size: 14.5px; line-height: 1.7; }
.sr-item {
  display: flex; align-items: center; gap: 13px; width: 100%;
  padding: 10px 13px; border-radius: 11px; border: none;
  background: transparent; cursor: pointer; text-align: left;
}
.sr-item.on { background: var(--bg-4); }
.sr-ico { font-size: 17px; width: 30px; text-align: center; flex: none; }
.sr-img { width: 30px; height: 30px; object-fit: contain; flex: none; }
.sr-body { flex: 1; min-width: 0; display: block; }
.sr-t { display: block; font-weight: 600; font-size: 14.6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sr-s { display: block; font-size: 12.6px; color: var(--fg-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.sr-kind { flex: none; font-size: 11px; color: var(--fg-3); background: var(--bg-3); padding: 3px 9px; border-radius: 99px; }
.sr-foot { padding: 11px 20px; border-top: 1px solid var(--line-soft); font-size: 12px; color: var(--fg-3); }
.sr-foot kbd { margin-right: 3px; }

.nav-search {
  display: flex; align-items: center; gap: 9px; width: 100%;
  margin: 0 0 16px; padding: 9px 12px;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: var(--bg); color: var(--fg-3); cursor: pointer;
  font-size: 13.5px; text-align: left;
}
.nav-search:hover { border-color: var(--fg-3); color: var(--fg-2); }
.nav-search kbd { margin-left: auto; }

@media (max-width: 880px) { .sr-bg { padding-top: 6vh; } }

/* ───────────── Штрафные баллы практического экзамена ───────────── */

.err-group { margin: 20px 0; border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden; }
.err-head {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px; background: var(--bg-3);
  border-bottom: 1px solid var(--line-soft);
}
.err-head > span:last-child { display: block; }
.err-head b { display: block; font-size: 15.5px; font-weight: 600; }
.err-hint { display: block; font-size: 13px; color: var(--fg-3); margin-top: 2px; }
.err-pts {
  flex: none; width: 36px; height: 36px; border-radius: 10px;
  display: grid; place-items: center;
  font: 700 17px/1 var(--display); letter-spacing: -.03em;
}
.err-stop .err-pts { background: var(--stop); color: #2A0505; }
.err-warn .err-pts { background: #FFA53D; color: #2A1700; }
.err-key  .err-pts { background: var(--paint); color: var(--paint-ink); }
.err-tip  .err-pts { background: var(--go); color: #06240F; }
.err-stop { border-color: rgba(255,92,92,.32); }

.err-list { margin: 0; padding: 6px 0; list-style: none; }
.err-list li {
  padding: 11px 18px 11px 40px; position: relative;
  font-size: 15.2px; line-height: 1.55; border-bottom: 1px solid var(--line-soft);
}
.err-list li:last-child { border-bottom: none; }
.err-list li::before {
  content: ''; position: absolute; left: 20px; top: 20px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--fg-3);
}
.err-ref { display: block; font-size: 12.5px; color: var(--fg-3); margin-top: 4px; }

.guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; }
.guide-card {
  display: block; text-decoration: none;
  border: 1px solid var(--line-soft); border-radius: var(--r);
  background: var(--bg-2); padding: 20px 22px;
  transition: border-color .15s, background .15s, transform .15s var(--ease);
}
.guide-card:hover { border-color: var(--paint); background: var(--bg-3); transform: translateY(-2px); }
.guide-ico { font-size: 23px; margin-bottom: 11px; }
.guide-t { font-weight: 600; font-size: 16px; letter-spacing: -.01em; margin-bottom: 5px; }
.guide-s { font-size: 13.4px; color: var(--fg-3); line-height: 1.5; }