/* ==========================================================================
   ВЕСТА — Национальная коммуникационная платформа
   Дизайн-система: «Государственный модерн»
   Файл: assets/css/main.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Токены
   -------------------------------------------------------------------------- */
:root {
  /* Поверхности */
  --paper:        #F5F3EE;
  --paper-2:      #EDEAE2;
  --paper-3:      #E4E0D6;
  --card:         #FBFAF7;
  --ink:          #14161A;
  --ink-2:        #2A2E35;
  --graphite:     #565C66;
  --graphite-2:   #6B727C;
  --rule:         #D6D1C4;
  --rule-strong:  #B9B2A1;

  /* Акценты */
  --azure:        #1B4B8F;
  --azure-dark:   #0F2A50;
  --azure-deep:   #12325F;
  --azure-soft:   #E7EDF6;
  --crimson:      #8E2A2E;
  --crimson-soft: #F5E9E9;
  --moss:         #3C5B3F;
  --amber:        #8A6A1F;

  /* Тёмная секция */
  --night:        #101318;
  --night-2:      #171B22;
  --night-rule:   #2A3038;
  --night-text:   #C9CDD4;

  /* Типографика */
  --serif: "PT Serif", "Cambria", "Georgia", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "PT Sans", "Roboto", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "Consolas", "PT Mono", "Liberation Mono", monospace;

  /* Метрика */
  --shell: 1288px;
  --gutter: 32px;
  --unit: 8px;

  /* Прочее */
  --shadow-1: 0 1px 2px rgba(20, 22, 26, .04), 0 8px 24px rgba(20, 22, 26, .05);
  --shadow-2: 0 2px 4px rgba(20, 22, 26, .06), 0 18px 48px rgba(20, 22, 26, .10);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* --------------------------------------------------------------------------
   2. Сброс и база
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
  font-feature-settings: "kern" 1, "liga" 1, "onum" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--azure); text-decoration: none; }
a:hover { color: var(--azure-dark); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--azure); outline-offset: 3px; }
.sec--night :focus-visible, .footer :focus-visible, .gov-strip :focus-visible { outline-color: #E8E6E0; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }

h1, h2, h3, h4, h5 {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 .6em;
  letter-spacing: -.01em;
  line-height: 1.14;
  text-wrap: balance;
}
h1 { font-size: clamp(30px, 3.9vw, 50px); }
h2 { font-size: clamp(25px, 2.7vw, 35px); }
h3 { font-size: clamp(19px, 1.7vw, 23px); line-height: 1.26; }
h4 { font-size: 18px; line-height: 1.32; }
p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 650; color: var(--ink); }
small { font-size: 13px; }

::selection { background: #C9D8EC; color: var(--ink); }

/* --------------------------------------------------------------------------
   3. Каркас
   -------------------------------------------------------------------------- */
.shell { width: 100%; max-width: var(--shell); margin: 0 auto; padding: 0 var(--gutter); }
.shell--narrow { max-width: 760px; }
.shell--narrow .prose { max-width: none; }

.sec { padding: 88px 0; border-top: 1px solid var(--rule); position: relative; }
.sec--tight { padding: 56px 0; }
.sec--major { padding: 132px 0; }
.sec--major > .shell > .g-split h2, .sec--major h2 { font-size: clamp(31px, 4.1vw, 48px); }
.sec--minor { padding: 46px 0; }
.sec--flush { border-top: 0; }
.sec--paper2 { background: var(--paper-2); }
.sec--night { background: var(--night); color: var(--night-text); border-top-color: var(--night-rule); }
.sec--night h1, .sec--night h2, .sec--night h3, .sec--night h4 { color: #F2F0EA; }
.sec--night a { color: #8FB4E4; }
.sec--night .lede { color: #A9AFB9; }

.sec__index {
  position: absolute; top: 22px; left: 0; width: 100%;
}
.sec__index span {
  display: block; max-width: var(--shell); margin: 0 auto; padding: 0 var(--gutter);
  font-family: var(--mono); font-size: 11px; letter-spacing: .16em;
  color: var(--graphite-2); text-transform: uppercase;
}
.sec--night .sec__index span { color: #5C6572; }

/* Сетка */
.grid, .g-2, .g-3, .g-4, .g-5, .g-sidebar, .g-split { display: grid; gap: 28px; }
.grid > *, .g-2 > *, .g-3 > *, .g-4 > *, .g-5 > *, .g-sidebar > *, .g-split > * { min-width: 0; }
.g-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 44px; }
.g-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.g-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px; }
.g-sidebar { grid-template-columns: minmax(0, 1fr) 320px; gap: 56px; }
.g-split { grid-template-columns: 5fr 6fr; gap: 56px; align-items: start; }
.g-split--rev { grid-template-columns: 6fr 5fr; }

/* --------------------------------------------------------------------------
   4. Типографические примитивы
   -------------------------------------------------------------------------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--crimson);
  margin: 0 0 18px;
  display: flex; align-items: center; gap: 10px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: var(--crimson); flex: none;
}
.eyebrow--azure { color: var(--azure); }
.eyebrow--azure::before { background: var(--azure); }
.sec--night .eyebrow { color: #C99; }
.sec--night .eyebrow::before { background: #C99; }

.lede {
  font-size: clamp(17px, 1.45vw, 19.5px);
  line-height: 1.66;
  color: var(--graphite);
  max-width: 68ch;
}
.lede--serif { font-family: var(--serif); color: var(--ink-2); }

.prose { max-width: 74ch; }
.prose h2 { margin-top: 1.6em; }
.prose h3 { margin-top: 1.5em; }
.prose > *:first-child { margin-top: 0; }
.prose ul, .prose ol { margin: 0 0 1.1em; padding-left: 1.35em; }
.prose li { margin-bottom: .5em; }
.prose li::marker { color: var(--graphite-2); }
.prose blockquote {
  margin: 1.6em 0; padding: 4px 0 4px 24px;
  border-left: 2px solid var(--crimson);
  font-family: var(--serif); font-size: 19px; line-height: 1.5; color: var(--ink-2);
}
.prose code {
  font-family: var(--mono); font-size: .88em;
  background: var(--paper-2); border: 1px solid var(--rule);
  padding: 1px 5px; border-radius: 2px;
}
.prose figure { margin: 1.8em 0; }
.prose figcaption { font-size: 13px; color: var(--graphite-2); margin-top: 10px; }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--graphite); }
.tiny { font-size: 13px; line-height: 1.55; color: var(--graphite); max-width: 84ch; }

/* --------------------------------------------------------------------------
   5. Кнопки
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 24px; border: 1px solid transparent; border-radius: 2px;
  font-size: 15px; font-weight: 550; letter-spacing: .005em;
  cursor: pointer; background: none; transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
  text-align: center; line-height: 1.2;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--azure); color: #fff; border-color: var(--azure); }
.btn--primary:hover { background: var(--azure-dark); border-color: var(--azure-dark); color: #fff; }
.btn--ghost { border-color: var(--rule-strong); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); background: rgba(20,22,26,.04); color: var(--ink); }
.btn--ink { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn--ink:hover { background: #000; color: #fff; }
.btn--light { background: #fff; border-color: #fff; color: var(--ink); }
.btn--light:hover { background: var(--paper-2); color: var(--ink); }
.btn--outline-light { border-color: rgba(255,255,255,.28); color: #EDEBE5; }
.btn--outline-light:hover { border-color: #fff; background: rgba(255,255,255,.07); color: #fff; }
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--wide { width: 100%; }
.btn--link { padding: 0; color: var(--azure); font-weight: 550; border: 0; }
.btn--link:hover { text-decoration: underline; }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

.arrow-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14.5px; font-weight: 550; color: var(--azure);
}
.arrow-link::after {
  content: ""; width: 16px; height: 1px; background: currentColor;
  transition: width .2s var(--ease);
}
.arrow-link:hover::after { width: 26px; }

/* --------------------------------------------------------------------------
   6. Шапка
   -------------------------------------------------------------------------- */
.gov-strip {
  background: var(--ink); color: #B9BEC6;
  font-size: 12.5px; letter-spacing: .01em;
}
.gov-strip .shell { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 34px; }
.gov-strip a { color: #D5D9DF; }
.gov-strip a:hover { color: #fff; text-decoration: underline; }
.gov-strip__left { display: flex; align-items: center; gap: 12px; }
.gov-strip__flag { display: flex; width: 20px; height: 14px; flex-direction: column; border: 1px solid #3A4048; flex: none; }
.gov-strip__flag i { flex: 1; display: block; }
.gov-strip__flag i:nth-child(1) { background: #F2F2F2; }
.gov-strip__flag i:nth-child(2) { background: #2C4C93; }
.gov-strip__flag i:nth-child(3) { background: #9E2A2B; }
.gov-strip__right { display: flex; align-items: center; gap: 18px; }

.masthead {
  position: sticky; top: 0; z-index: 60;
  background: rgba(245,243,238,.92);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.masthead__bar { display: flex; align-items: center; gap: 28px; min-height: 72px; transition: min-height .2s var(--ease); }
.masthead.is-compact { box-shadow: 0 1px 0 var(--rule), 0 10px 22px rgba(20,22,26,.05); }
.masthead.is-compact .logo__sub { opacity: 0; transition: opacity .2s var(--ease); }

.logo { display: flex; align-items: center; gap: 12px; flex: none; }
.logo__mark { width: 34px; height: 34px; flex: none; }
.logo__text { display: flex; flex-direction: column; line-height: 1; }
.logo__name { font-family: var(--serif); font-weight: 700; font-size: 21px; letter-spacing: .06em; color: var(--ink); }
.logo__sub { font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--graphite-2); margin-top: 5px; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav__item { position: relative; }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 12px; font-size: 14.5px; color: var(--ink-2); border-radius: 2px;
  cursor: pointer; background: none; border: 0;
}
.nav__link:hover { background: rgba(20,22,26,.05); color: var(--ink); }
.nav__link[aria-expanded="true"] { background: rgba(20,22,26,.06); color: var(--ink); }
.nav__caret { width: 8px; height: 8px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg) translateY(-2px); opacity: .5; }

.nav__panel {
  position: absolute; top: calc(100% + 10px); left: -8px;
  min-width: 520px; padding: 22px;
  background: var(--card); border: 1px solid var(--rule); box-shadow: var(--shadow-2);
  display: none; grid-template-columns: 1fr 1fr; gap: 4px 26px;
}
.nav__item.is-open .nav__panel { display: grid; }
.nav__panel-title {
  grid-column: 1 / -1; font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--graphite-2); padding-bottom: 10px; margin-bottom: 6px;
  border-bottom: 1px solid var(--rule);
}
.nav__panel a { display: block; padding: 9px 10px; border-radius: 2px; color: var(--ink-2); }
.nav__panel a:hover { background: var(--azure-soft); color: var(--azure-dark); }
.nav__panel a b { display: block; font-weight: 600; font-size: 14.5px; }
.nav__panel a span { display: block; font-size: 12.5px; color: var(--graphite-2); margin-top: 2px; }

.masthead__actions { display: flex; align-items: center; gap: 10px; flex: none; }

.burger { display: none; width: 42px; height: 42px; border: 1px solid var(--rule-strong); background: none; cursor: pointer; position: relative; border-radius: 2px; }
.burger i { position: absolute; left: 11px; width: 18px; height: 1.5px; background: var(--ink); transition: .2s var(--ease); }
.burger i:nth-child(1) { top: 15px; }
.burger i:nth-child(2) { top: 20.5px; }
.burger i:nth-child(3) { top: 26px; }
.burger.is-on i:nth-child(1) { top: 20.5px; transform: rotate(45deg); }
.burger.is-on i:nth-child(2) { opacity: 0; }
.burger.is-on i:nth-child(3) { top: 20.5px; transform: rotate(-45deg); }

.mobile-nav { display: none; border-top: 1px solid var(--rule); background: var(--paper); max-height: 70vh; overflow-y: auto; overscroll-behavior: contain; }
.mobile-nav.is-open { display: block; }
.mobile-nav__group { border-bottom: 1px solid var(--rule); padding: 18px 0; }
.mobile-nav__group h5 { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--graphite-2); margin-bottom: 8px; }
.mobile-nav a { display: block; padding: 8px 0; color: var(--ink-2); font-size: 15px; }
.mobile-nav__actions { padding: 20px 0 28px; display: grid; gap: 10px; }

/* --------------------------------------------------------------------------
   7. Герой
   -------------------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; background: var(--paper); border-bottom: 1px solid var(--rule); }
.hero__grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(20,22,26,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(20,22,26,.045) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(120% 80% at 70% 20%, #000 20%, transparent 78%);
}
.hero__inner { position: relative; display: grid; grid-template-columns: 6.1fr 5.9fr; gap: 64px; align-items: center; padding: 76px 0 84px; }
.hero h1 { margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--azure); }
.hero__meta { display: flex; flex-wrap: wrap; gap: 8px 26px; margin: 30px 0 32px; }
.hero__meta div { font-size: 13px; color: var(--graphite); display: flex; align-items: baseline; gap: 8px; }
.hero__meta b { font-family: var(--mono); font-size: 15px; color: var(--ink); font-weight: 500; }
.hero__note { margin-top: 22px; font-size: 13px; color: var(--graphite-2); max-width: 46ch; }

.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 11px; border: 1px solid var(--rule-strong); border-radius: 2px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .09em; text-transform: uppercase;
  color: var(--graphite); background: rgba(255,255,255,.5);
}
.badge--azure { border-color: #A9BEDC; color: var(--azure); background: var(--azure-soft); }
.badge--crimson { border-color: #D8B3B4; color: var(--crimson); background: var(--crimson-soft); }
.badge--moss { border-color: #B4C4B4; color: var(--moss); background: #EBF1EB; }

/* Макет устройства */
.device {
  background: var(--card); border: 1px solid var(--rule-strong);
  box-shadow: var(--shadow-2); overflow: hidden; border-radius: 3px;
}
.device__chrome {
  display: flex; align-items: center; gap: 8px; padding: 10px 14px;
  border-bottom: 1px solid var(--rule); background: var(--paper-2);
}
.device__dots { display: flex; gap: 5px; }
.device__dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--rule-strong); display: block; }
.device__url {
  flex: 1; font-family: var(--mono); font-size: 11px; color: var(--graphite);
  background: #fff; border: 1px solid var(--rule); padding: 3px 9px; border-radius: 2px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.device__body { display: grid; grid-template-columns: 168px 1fr; min-height: 392px; }
.device__aside { border-right: 1px solid var(--rule); padding: 14px 0; background: var(--paper); }
.device__aside-h { font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--graphite-2); padding: 0 14px 10px; }
.chat-item { display: flex; gap: 10px; padding: 9px 14px; align-items: center; cursor: default; }
.chat-item.is-active { background: var(--azure-soft); box-shadow: inset 2px 0 0 var(--azure); }
.chat-item__av { width: 28px; height: 28px; flex: none; border-radius: 50%; background: var(--paper-3); border: 1px solid var(--rule-strong); display: grid; place-items: center; font-family: var(--mono); font-size: 10.5px; color: var(--graphite); }
.chat-item__t { min-width: 0; }
.chat-item__t b { display: block; font-size: 12.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-item__t span { display: block; font-size: 11px; color: var(--graphite-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.device__main { padding: 16px 20px; display: flex; flex-direction: column; gap: 12px; background: linear-gradient(180deg, #FBFAF7, #F7F5F0); }
.device__main-h { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--rule); padding-bottom: 12px; }
.device__main-h b { font-size: 13.5px; }
.device__main-h span { font-family: var(--mono); font-size: 10.5px; color: var(--moss); }
.bubble { max-width: 76%; padding: 9px 13px; font-size: 12.8px; line-height: 1.5; border-radius: 3px; border: 1px solid var(--rule); background: #fff; color: var(--ink-2); }
.bubble--me { margin-left: auto; background: var(--azure); border-color: var(--azure); color: #fff; }
.bubble time { display: block; font-family: var(--mono); font-size: 9.5px; opacity: .6; margin-top: 5px; }
.device__composer { margin-top: auto; display: flex; gap: 8px; border-top: 1px solid var(--rule); padding-top: 12px; }
.device__composer span { flex: 1; font-size: 12.5px; color: var(--graphite-2); border: 1px solid var(--rule); background: #fff; padding: 8px 11px; border-radius: 2px; }
.device__composer b { display: grid; place-items: center; width: 34px; background: var(--ink); color: #fff; border-radius: 2px; font-size: 12px; }

/* --------------------------------------------------------------------------
   8. Карточки и панели
   -------------------------------------------------------------------------- */
.card {
  background: var(--card); border: 1px solid var(--rule); padding: 28px;
  transition: border-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}
.card--hover:hover { border-color: var(--rule-strong); box-shadow: var(--shadow-1); transform: translateY(-2px); }
.card__num { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: var(--graphite-2); margin-bottom: 16px; }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card h4 { margin-bottom: 8px; }
.card p { font-size: 14.5px; color: var(--graphite); margin-bottom: .8em; }
.card__icon { margin-bottom: 20px; color: var(--azure); }
.card--night { background: var(--night-2); border-color: var(--night-rule); }
.card--night p { color: #9DA4AE; }

.slab { border: 1px solid var(--rule); background: var(--card); }
.slab__head { padding: 20px 26px; border-bottom: 1px solid var(--rule); display: flex; align-items: center; justify-content: space-between; gap: 16px; background: var(--paper-2); }
.slab__head h3 { margin: 0; font-size: 18px; }
.slab__body { padding: 26px; }

.rule-list { border-top: 1px solid var(--rule); }
.rule-list__row { display: grid; grid-template-columns: 54px 1fr; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--rule); }
.rule-list__row > div:first-child { font-family: var(--mono); font-size: 12px; color: var(--graphite-2); padding-top: 4px; }
.rule-list__row h4 { margin-bottom: 6px; font-size: 17.5px; }
.rule-list__row p { font-size: 14.5px; color: var(--graphite); margin: 0; }

.stat-band { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--rule); background: var(--card); }
.stat-band > div { padding: 30px 26px; border-right: 1px solid var(--rule); }
.stat-band > div:last-child { border-right: 0; }
.stat-band b { display: block; font-family: var(--serif); font-size: clamp(30px, 3.4vw, 44px); line-height: 1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat-band span { display: block; font-size: 13.5px; color: var(--graphite); margin-top: 12px; }
.stat-band em { font-style: normal; font-size: .55em; color: var(--graphite-2); margin-left: 3px; }

/* --------------------------------------------------------------------------
   9. Табы, аккордеон, таблицы
   -------------------------------------------------------------------------- */
.tabs { border-bottom: 1px solid var(--rule); display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  padding: 13px 18px; border: 0; background: none; cursor: pointer;
  font-size: 14.5px; color: var(--graphite); white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--crimson); font-weight: 600; }
.tab-panel { display: none; padding-top: 34px; }
.tab-panel.is-active { display: block; animation: fade .28s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.acc { border-top: 1px solid var(--rule); }
.acc__item { border-bottom: 1px solid var(--rule); }
.acc__btn {
  width: 100%; display: flex; align-items: flex-start; justify-content: space-between; gap: 24px;
  padding: 22px 0; background: none; border: 0; cursor: pointer; text-align: left;
  font-family: var(--serif); font-size: 18.5px; font-weight: 700; color: var(--ink);
}
.acc__btn:hover { color: var(--azure); }
.acc__sign { flex: none; width: 16px; height: 16px; position: relative; margin-top: 6px; }
.acc__sign::before, .acc__sign::after { content: ""; position: absolute; background: currentColor; transition: transform .22s var(--ease), opacity .22s var(--ease); }
.acc__sign::before { top: 7.5px; left: 0; width: 16px; height: 1.5px; }
.acc__sign::after { left: 7.5px; top: 0; width: 1.5px; height: 16px; }
.acc__btn[aria-expanded="true"] .acc__sign::after { transform: rotate(90deg); opacity: 0; }
.acc__body { display: none; padding: 0 0 26px; }
.acc__body.is-open { display: block; }
.acc__body p, .acc__body li { font-size: 15px; color: var(--graphite); max-width: 80ch; }
.acc__body ul { margin: 0 0 1em; padding-left: 1.2em; }

.table-wrap { overflow-x: auto; border: 1px solid var(--rule); background: var(--card); }
table.data { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 640px; }
table.data th, table.data td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--rule); vertical-align: top; }
table.data thead th {
  background: var(--paper-2); font-family: var(--mono); font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--graphite); font-weight: 500; white-space: nowrap;
}
table.data tbody tr:last-child td { border-bottom: 0; }
table.data tbody tr:hover { background: var(--paper); }
.data td.num, table.data th.num { text-align: right; }
table.data td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }

.kv { border-top: 1px solid var(--rule); }
.kv__row { display: grid; grid-template-columns: 240px 1fr; gap: 24px; padding: 15px 0; border-bottom: 1px solid var(--rule); font-size: 14.5px; }
.kv__row dt { color: var(--graphite); }
.kv__row dd { margin: 0; color: var(--ink-2); }

/* --------------------------------------------------------------------------
   10. Тарифы, цитаты, шаги, лента
   -------------------------------------------------------------------------- */
.plans { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--rule); background: var(--card); }
.plan { padding: 32px 26px; border-right: 1px solid var(--rule); display: flex; flex-direction: column; }
.plan:last-child { border-right: 0; }
.plan.is-featured { background: var(--azure-soft); box-shadow: inset 0 3px 0 var(--azure); }
.plan__name { font-family: var(--serif); font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.plan__aud { font-size: 13px; color: var(--graphite-2); min-height: 40px; }
.plan__price { font-family: var(--serif); font-size: 34px; letter-spacing: -.02em; margin: 18px 0 4px; font-variant-numeric: tabular-nums; }
.plan__price small { font-family: var(--sans); font-size: 13px; color: var(--graphite); letter-spacing: 0; }
.plan__list { list-style: none; margin: 22px 0 26px; padding: 0; border-top: 1px solid var(--rule); }
.plan__list li { font-size: 13.8px; color: var(--graphite); padding: 9px 0 9px 20px; border-bottom: 1px solid var(--rule); position: relative; }
.plan__list li::before { content: ""; position: absolute; left: 2px; top: 17px; width: 7px; height: 1.5px; background: var(--azure); }
.plan .btn { margin-top: auto; }

.quote-card { background: var(--card); border: 1px solid var(--rule); padding: 30px; display: flex; flex-direction: column; }
.quote-card blockquote { margin: 0 0 22px; font-family: var(--serif); font-size: 17.5px; line-height: 1.5; color: var(--ink-2); }
.quote-card blockquote::before { content: "«"; }
.quote-card blockquote::after { content: "»"; }
.quote-card__by { margin-top: auto; display: flex; gap: 12px; align-items: center; border-top: 1px solid var(--rule); padding-top: 18px; }
.quote-card__by i { width: 36px; height: 36px; flex: none; border: 1px solid var(--rule-strong); border-radius: 50%; display: grid; place-items: center; font-family: var(--mono); font-style: normal; font-size: 12px; color: var(--graphite); }
.quote-card__by b { display: block; font-size: 14px; }
.quote-card__by span { display: block; font-size: 12.5px; color: var(--graphite-2); }

.steps { counter-reset: s; display: grid; gap: 0; border-top: 1px solid var(--rule); }
.step { counter-increment: s; display: grid; grid-template-columns: 88px 1fr; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--rule); align-items: start; }
.step::before {
  content: counter(s, decimal-leading-zero);
  font-family: var(--serif); font-size: 40px; line-height: .9; color: var(--rule-strong);
  font-variant-numeric: tabular-nums;
}
.step h4 { margin-bottom: 6px; }
.step p { font-size: 14.5px; color: var(--graphite); margin: 0; max-width: 76ch; }

.feed { border-top: 1px solid var(--rule); }
.feed__item { display: grid; grid-template-columns: 132px 1fr auto; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--rule); align-items: baseline; }
.feed__item time { font-family: var(--mono); font-size: 12.5px; color: var(--graphite-2); }
.feed__item h4 { margin: 0 0 5px; font-size: 17px; }
.feed__item p { margin: 0; font-size: 14px; color: var(--graphite); max-width: 78ch; }
.feed__tag { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--graphite); border: 1px solid var(--rule-strong); padding: 3px 8px; white-space: nowrap; }

.logo-band { display: grid; grid-template-columns: repeat(6, 1fr); border: 1px solid var(--rule); background: var(--card); }
.logo-band > div {
  padding: 26px 18px; border-right: 1px solid var(--rule); text-align: center;
  font-family: var(--serif); font-size: 15px; color: var(--graphite); line-height: 1.3;
}
.logo-band > div:last-child { border-right: 0; }
.logo-band span { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--graphite-2); margin-top: 8px; }

/* Диаграмма-схема */
.schema { border: 1px solid var(--rule); background: var(--card); padding: 34px; }
.schema__row { display: grid; gap: 14px; grid-template-columns: repeat(4, 1fr); }
.schema__node {
  border: 1px solid var(--rule-strong); padding: 16px; background: var(--paper);
  font-size: 13.5px; text-align: center; position: relative;
}
.schema__node b { display: block; font-size: 14px; margin-bottom: 4px; }
.schema__node span { color: var(--graphite-2); font-size: 12px; }
.schema__arrow { display: grid; place-items: center; padding: 14px 0; color: var(--rule-strong); }

/* --------------------------------------------------------------------------
   11. Подвал
   -------------------------------------------------------------------------- */
.footer { background: var(--night); color: var(--night-text); padding: 68px 0 0; border-top: 1px solid var(--night-rule); }
.footer a { color: #B4BAC4; font-size: 14px; }
.footer a:hover { color: #fff; text-decoration: underline; }
.footer__top { display: grid; grid-template-columns: 2.2fr repeat(4, 1fr); gap: 44px; padding-bottom: 52px; }
.footer__brand .logo__name { color: #F2F0EA; }
.footer__brand p { font-size: 13.5px; color: #8A9099; margin-top: 20px; max-width: 40ch; }
.footer__col h5 { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: #6E757F; margin: 0 0 16px; }
.footer__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer__legal { border-top: 1px solid var(--night-rule); padding: 30px 0; font-size: 12.8px; color: #7C838E; display: grid; gap: 14px; }
.footer__legal p { margin: 0; max-width: 92ch; }
.footer__bottom { border-top: 1px solid var(--night-rule); padding: 20px 0 32px; display: flex; flex-wrap: wrap; gap: 16px 28px; justify-content: space-between; font-size: 12.8px; color: #7C838E; }
.footer__bottom nav { display: flex; flex-wrap: wrap; gap: 18px; }
.footer__bottom a { font-size: 12.8px; }

/* --------------------------------------------------------------------------
   12. Модальные окна и формы
   -------------------------------------------------------------------------- */
.modal-root { position: fixed; inset: 0; z-index: 200; display: none; }
.modal-root.is-open { display: block; }
.modal__veil { position: absolute; inset: 0; background: rgba(16,19,24,.58); backdrop-filter: blur(3px); animation: fade .2s var(--ease); }
.modal__box {
  position: relative; width: min(560px, calc(100vw - 32px));
  margin: 6vh auto 40px; background: var(--card); border: 1px solid var(--rule-strong);
  box-shadow: 0 30px 90px rgba(0,0,0,.35); max-height: 88vh; overflow-y: auto;
  animation: rise .26s var(--ease);
}
.modal__box--wide { width: min(760px, calc(100vw - 32px)); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.modal__head { padding: 22px 28px; border-bottom: 1px solid var(--rule); display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; background: var(--paper-2); position: sticky; top: 0; z-index: 2; box-shadow: 0 8px 14px -10px rgba(20,22,26,.28); }
.modal__head h3 { margin: 0 0 4px; font-size: 21px; }
.modal__head p { margin: 0; font-size: 13px; color: var(--graphite); }
.modal__x { width: 34px; height: 34px; border: 1px solid var(--rule-strong); background: none; cursor: pointer; flex: none; position: relative; border-radius: 2px; }
.modal__x::before, .modal__x::after { content: ""; position: absolute; left: 9px; top: 16px; width: 14px; height: 1.5px; background: var(--ink); }
.modal__x::before { transform: rotate(45deg); }
.modal__x::after { transform: rotate(-45deg); }
.modal__x:hover { background: rgba(20,22,26,.05); }
.modal__body { padding: 28px; }
.modal__foot { padding: 18px 28px; border-top: 1px solid var(--rule); background: var(--paper-2); font-size: 12.5px; color: var(--graphite); }

.stepper { display: flex; gap: 0; border: 1px solid var(--rule); margin-bottom: 26px; }
.stepper > div {
  flex: 1; padding: 10px 12px; font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--graphite-2); border-right: 1px solid var(--rule); text-align: center;
}
.stepper > div:last-child { border-right: 0; }
.stepper > div.is-active { background: var(--ink); color: #fff; }
.stepper > div.is-done { background: var(--paper-3); color: var(--ink-2); }

.field { margin-bottom: 18px; }
.field > label { display: block; font-size: 13px; font-weight: 550; margin-bottom: 7px; color: var(--ink-2); }
.field__hint { font-size: 12.2px; color: var(--graphite-2); margin-top: 6px; }
.field__err { font-size: 12.2px; color: var(--crimson); margin-top: 6px; display: none; }
.field.has-err .field__err { display: block; }
.field.has-err input, .field.has-err select, .field.has-err textarea { border-color: var(--crimson); background: #FDF6F6; }
input[type="text"], input[type="email"], input[type="tel"], input[type="password"], input[type="number"], input[type="date"], input[type="time"], input[type="search"], select, textarea {
  width: 100%; padding: 11px 13px; font: inherit; font-size: 15px;
  border: 1px solid var(--rule-strong); border-radius: 2px; background: #fff; color: var(--ink);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
}
input:focus, select:focus, textarea:focus { outline: 0; border-color: var(--azure); box-shadow: 0 0 0 3px rgba(27,75,143,.13); }
input::placeholder, textarea::placeholder { color: #A7ADB6; }
textarea { min-height: 108px; resize: vertical; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--graphite) 50%), linear-gradient(135deg, var(--graphite) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 38px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.check { display: flex; gap: 11px; align-items: flex-start; font-size: 13.2px; color: var(--graphite); margin-bottom: 13px; line-height: 1.5; cursor: pointer; }
.check input { width: 17px; height: 17px; margin: 2px 0 0; flex: none; accent-color: var(--azure); }
.check a { text-decoration: underline; }

.otp { display: flex; gap: 10px; }
.otp input { flex: 1 1 0; min-width: 0; width: auto; text-align: center; font-family: var(--mono); font-size: 20px; padding: 12px 4px; letter-spacing: 0; }

.note {
  border: 1px solid var(--rule); border-left: 2px solid var(--azure);
  background: var(--azure-soft); padding: 15px 18px; font-size: 13.5px; color: var(--ink-2);
  margin-bottom: 22px;
}
.note--warn { border-left-color: var(--amber); background: #FBF6E9; }
.note--ok { border-left-color: var(--moss); background: #EDF3ED; }
.note--crimson { border-left-color: var(--crimson); background: var(--crimson-soft); }
.note b { display: block; margin-bottom: 4px; }

.result-ok { text-align: center; padding: 18px 0 6px; }
.result-ok__mark { width: 58px; height: 58px; margin: 0 auto 20px; border: 1px solid var(--moss); border-radius: 50%; display: grid; place-items: center; color: var(--moss); }
.result-ok h3 { margin-bottom: 10px; }
.result-ok p { font-size: 14.5px; color: var(--graphite); max-width: 46ch; margin: 0 auto 8px; text-align: left; }

.spinner { width: 15px; height: 15px; border: 2px solid rgba(255,255,255,.32); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
.btn--ghost .spinner, .btn--light .spinner { border-color: rgba(20,22,26,.2); border-top-color: var(--ink); }
@keyframes spin { to { transform: rotate(360deg); } }

/* Тост */
.toast-zone { position: fixed; right: 20px; bottom: 20px; z-index: 190; display: grid; gap: 10px; width: min(360px, calc(100vw - 40px)); }
.toast {
  background: var(--night); color: #E8E6E0; border: 1px solid var(--night-rule);
  padding: 14px 16px; font-size: 13.5px; box-shadow: var(--shadow-2);
  animation: toastIn .26s var(--ease);
}
.toast b { display: block; margin-bottom: 3px; font-size: 13.5px; color: #fff; }
.toast span { color: #9DA4AE; }
@keyframes toastIn { from { opacity: 0; transform: translateX(18px); } to { opacity: 1; transform: none; } }

/* Cookie-баннер */
.cookie {
  position: fixed; left: 20px; bottom: 20px; z-index: 250;
  width: min(520px, calc(100vw - 40px)); background: var(--card);
  border: 1px solid var(--rule-strong); box-shadow: var(--shadow-2); padding: 22px 24px;
  display: none;
}
.cookie.is-on { display: block; animation: rise .3s var(--ease); }
.cookie h4 { margin-bottom: 8px; font-size: 17px; }
.cookie p { font-size: 13px; color: var(--graphite); margin-bottom: 16px; }
.cookie__row { display: flex; flex-wrap: wrap; gap: 10px; }

/* --------------------------------------------------------------------------
   13. Внутренние страницы
   -------------------------------------------------------------------------- */
.page-head { background: var(--paper-2); border-bottom: 1px solid var(--rule); padding: 40px 0 52px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 12.8px; color: var(--graphite-2); margin-bottom: 26px; }
.crumbs a { color: var(--graphite); }
.crumbs span { color: var(--rule-strong); }
.page-head h1 { max-width: 30ch; }
.page-head .lede { margin-top: 18px; }
.page-head__meta { display: flex; flex-wrap: wrap; gap: 10px 30px; margin-top: 28px; font-size: 13px; color: var(--graphite); }
.page-head__meta b { font-family: var(--mono); color: var(--ink); font-weight: 500; }

.toc { position: sticky; top: 96px; border-left: 1px solid var(--rule); padding-left: 22px; }
.toc h5 { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--graphite-2); margin: 0 0 14px; }
.toc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.toc a { font-size: 13.5px; color: var(--graphite); }
.toc a:hover, .toc a.is-active { color: var(--azure); }

.doc-meta { border: 1px solid var(--rule); background: var(--paper-2); padding: 22px 24px; margin-bottom: 34px; }
.doc-meta dl { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 28px; }
.doc-meta dt { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--graphite-2); }
.doc-meta dd { margin: 3px 0 0; font-size: 14px; }

.next-pages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--rule); background: var(--card); }
.next-pages a { display: block; padding: 24px 26px; border-right: 1px solid var(--rule); color: var(--ink); }
.next-pages a:last-child { border-right: 0; }
.next-pages a:hover { background: var(--paper-2); }
.next-pages span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase; color: var(--graphite-2); display: block; margin-bottom: 10px; }
.next-pages b { font-family: var(--serif); font-size: 18px; display: block; }

.st { display: inline-flex; align-items: center; gap: 9px; white-space: nowrap; }
.st::before { content: ""; width: 8px; height: 8px; border-radius: 50%; flex: none; }
.st--ok::before { background: var(--moss); }
.st--degr::before { background: var(--amber); }
.st--down::before { background: var(--crimson); }

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--graphite); border: 1px solid var(--rule-strong); padding: 4px 9px; }

/* Анимация появления */
.rise-in { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.rise-in.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .rise-in { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; }
}

/* --------------------------------------------------------------------------
   14. Адаптив
   -------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .footer__top { grid-template-columns: 1fr 1fr 1fr; }
  .logo-band { grid-template-columns: repeat(3, 1fr); }
  .logo-band > div:nth-child(3n) { border-right: 0; }
  .logo-band > div:nth-child(-n+3) { border-bottom: 1px solid var(--rule); }
}
@media (max-width: 1024px) {
  :root { --gutter: 22px; }
  .nav, .masthead__actions .btn--ghost { display: none; }
  .burger { display: block; }
  .masthead__actions { margin-left: auto; }
  .hero__inner { grid-template-columns: 1fr; gap: 44px; padding: 52px 0 60px; }
  .g-split, .g-split--rev, .g-sidebar { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .toc { display: none; }
  .g-4, .g-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plans, .stat-band { grid-template-columns: repeat(2, 1fr); }
  .plan:nth-child(2n), .stat-band > div:nth-child(2n) { border-right: 0; }
  .plan:nth-child(-n+2), .stat-band > div:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
  .schema__row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 660px) {
  .logo__sub { display: none; }
  .logo { gap: 9px; }
  .logo__mark { width: 28px; height: 28px; }
  .logo__name { font-size: 19px; }
  .masthead__bar { gap: 12px; min-height: 58px; }
  .masthead__actions { gap: 8px; }
  .masthead__actions .btn--sm { padding: 8px 11px; font-size: 13px; }
  .burger { width: 38px; height: 38px; }
  .burger i { left: 9px; }
}

@media (max-width: 760px) {
  body { font-size: 15.5px; }
  .g-2 { gap: 28px; }
  .sec { padding: 60px 0; }
  .g-2, .g-3, .g-4, .g-5 { grid-template-columns: 1fr; }
  .plans, .stat-band { grid-template-columns: 1fr; }
  .plan, .stat-band > div { border-right: 0; border-bottom: 1px solid var(--rule); }
  .plan:last-child, .stat-band > div:last-child { border-bottom: 0; }
  .device__body { grid-template-columns: 1fr; }
  .device__aside { display: none; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 30px; }
  .next-pages { grid-template-columns: 1fr; }
  .next-pages a { border-right: 0; border-bottom: 1px solid var(--rule); }
  .feed__item { grid-template-columns: 1fr; gap: 8px; }
  .kv__row, .rule-list__row, .step { grid-template-columns: 1fr; gap: 8px; }
  .step::before { font-size: 26px; }
  .doc-meta dl { grid-template-columns: 1fr; }
  .gov-strip__right { display: none; }
  .cookie { left: 12px; right: 12px; bottom: 12px; width: auto; }
  .logo-band { grid-template-columns: 1fr 1fr; }
  .logo-band > div:nth-child(2n) { border-right: 0; }
}

/* Печать */
@media print {
  .masthead, .gov-strip, .cookie, .modal-root, .toast-zone, .footer__bottom { display: none !important; }
  body { background: #fff; }
  .sec { padding: 24px 0; break-inside: avoid; }
}

/* --------------------------------------------------------------------------
   15. Оглавление правового документа
   -------------------------------------------------------------------------- */
.doc-toc {
  border: 1px solid var(--rule); border-left: 2px solid var(--ink);
  background: var(--card); padding: 24px 28px 22px; margin-bottom: 40px;
}
.doc-toc__h {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--graphite); margin: 0 0 14px; font-weight: 500;
}
.doc-toc ol {
  margin: 0; padding: 0; list-style: none; counter-reset: dt;
  columns: 2; column-gap: 40px;
}
.doc-toc li { break-inside: avoid; margin-bottom: 9px; font-size: 14px; }
.doc-toc a { color: var(--ink-2); }
.doc-toc a:hover { color: var(--azure); text-decoration: underline; }
@media (max-width: 700px) { .doc-toc ol { columns: 1; } }

/* Короткий перечень внутри карточки */
.card__list { list-style: none; margin: 14px 0 0; padding: 0; }
.card__list li {
  position: relative; padding: 7px 0 7px 18px; font-size: 14px;
  color: var(--graphite); border-top: 1px solid var(--rule);
}
.card--night .card__list li { border-color: var(--night-rule); color: #9DA4AE; }
.card__list li::before {
  content: ""; position: absolute; left: 0; top: 15px;
  width: 8px; height: 1px; background: var(--azure);
}
.card--night .card__list li::before { background: #5B8AC9; }