:root {
  --bg: #FFFFFF;
  --ink: #101418;
  --ink-2: #2E3439;
  --green: #0E5A3C;
  --grey: #F4F5F7;
  --warn: #B42318;
  --rule: 3px solid var(--ink);
  --hair: 1px solid var(--ink);
  --font: 'Golos Text', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --wrap: 1280px;
  --gutter: 40px;
}
@media (max-width: 900px) { :root { --gutter: 16px; } }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 65px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 17px; line-height: 1.5;
  -webkit-font-smoothing: antialiased; font-variant-numeric: tabular-nums;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; font-weight: 900; letter-spacing: -0.035em; line-height: 1; }
h1 { font-size: clamp(40px, 6.2vw, 84px); overflow-wrap: anywhere; }
h1.long { font-size: clamp(34px, 4.2vw, 58px); overflow-wrap: normal; }
h2 { font-size: clamp(30px, 4vw, 52px); }
h3 { font-size: clamp(22px, 2.2vw, 30px); font-weight: 800; letter-spacing: -0.03em; line-height: 1.08; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.wrap.flush { padding-left: 0; padding-right: 0; }
.rule { border-top: var(--rule); }
.section { padding: 64px 0; }
@media (max-width: 900px) { .section { padding: 40px 0; } }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--green); margin-bottom: 16px; }
.lead { font-size: clamp(17px, 1.4vw, 20px); color: var(--ink-2); max-width: 560px; }
.muted { color: var(--ink-2); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.btn { display: inline-block; background: var(--ink); color: #fff; padding: 14px 24px; font-weight: 600; font-size: 16px; line-height: 1.2; border: 0; cursor: pointer; font-family: inherit; }
.btn:hover { background: var(--green); }
.btn-ghost { display: inline-block; font-weight: 600; font-size: 16px; padding: 14px 0; border-bottom: 2px solid var(--ink); }
.btn-ghost:hover { border-color: var(--green); color: var(--green); }
.actions { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; }

/* шапка */
.site-header { border-bottom: var(--hair); position: sticky; top: 0; background: var(--bg); z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 24px; }
.logo { font-weight: 900; font-size: 20px; letter-spacing: -0.02em; }
#site-nav { display: flex; align-items: center; gap: 28px; font-weight: 500; font-size: 15px; }
#site-nav a:hover { color: var(--green); }
#site-nav .btn { padding: 10px 16px; font-size: 14px; }
#menu-toggle { display: none; background: none; border: var(--hair); padding: 8px 12px; font: inherit; font-weight: 600; cursor: pointer; }
@media (max-width: 900px) {
  #menu-toggle { display: inline-block; }
  #site-nav { display: none; position: absolute; left: 0; right: 0; top: 64px; flex-direction: column; align-items: stretch; gap: 0; background: var(--bg); border-bottom: var(--rule); }
  #site-nav.open { display: flex; }
  #site-nav a { padding: 16px var(--gutter); border-top: var(--hair); }
  #site-nav .btn { margin: 16px var(--gutter); text-align: center; }
}

/* две колонки */
.split { display: grid; grid-template-columns: 1fr 1fr; }
.split > * { padding: 56px var(--gutter); min-width: 0; }
.split > *:first-child { border-right: var(--rule); }
.split h3 { margin-bottom: 14px; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .split > * { padding: 40px var(--gutter); }
  .split > *:first-child { border-right: 0; border-bottom: var(--rule); }
}

/* первый экран */
.hero { border-top: var(--rule); }
.hero .lead { margin: 24px 0 32px; }
.panel-green { background: var(--green); color: #fff; display: flex; flex-direction: column; justify-content: space-between; gap: 40px; }
.panel-green .top { font-size: 13px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; opacity: 0.85; }
.chain { display: flex; flex-direction: column; gap: 8px; font-weight: 800; font-size: clamp(22px, 2.4vw, 34px); letter-spacing: -0.03em; line-height: 1.05; }
.chain .arrow { font-weight: 400; opacity: 0.7; font-size: 0.8em; }
.chain .docs { font-weight: 500; font-size: 0.7em; letter-spacing: 0; line-height: 1.3; opacity: 0.95; }
.panel-green .cap { font-size: 15px; line-height: 1.45; max-width: 360px; opacity: 0.92; }

/* крошки, тизеры, списки документов */
.crumbs { font-size: 13px; color: var(--ink-2); margin-bottom: 20px; display: flex; gap: 8px; flex-wrap: wrap; }
.crumbs a { border-bottom: 1px solid currentColor; }
.crumbs a:hover { color: var(--green); }
.title-link:hover { color: var(--green); }
.more { margin: 24px 0 0; }
.teaser { display: flex; flex-direction: column; }
.teaser h3 { font-size: clamp(26px, 2.6vw, 36px); }
.teaser .muted { font-size: 17px; margin: 0 0 20px; }
.dashes { display: flex; flex-direction: column; gap: 10px; font-size: 16px; color: var(--ink-2); }
.dashes li { display: flex; gap: 12px; }
.dashes li::before { content: '—'; color: var(--green); font-weight: 700; flex: 0 0 auto; }
.teaser-foot { margin-top: auto; padding-top: 28px; display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.audience { font-size: 14px; color: var(--ink-2); }
.inline-link { color: var(--green); border-bottom: 2px solid var(--green); }
.docs-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: var(--hair); border-left: var(--hair); margin-top: 28px; }
.docs-grid li { padding: 14px 16px; border-right: var(--hair); border-bottom: var(--hair); font-weight: 500; font-size: 16px; }
@media (min-width: 900px) { .docs-grid { grid-template-columns: repeat(5, 1fr); } }
@media (max-width: 900px) { .who .eyebrow:empty, .who .eyebrow:has(> :only-child) { display: none; } }
.sr-only + .split { margin-top: 0; }

/* бейджи статуса, «что ещё умеет», тарифы, подвал */
.badge { display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 5px 10px; border: 2px solid var(--green); margin-bottom: 16px; }
.badge-ok { background: var(--green); color: #fff; }
.badge-pilot { color: var(--green); background: var(--bg); }
.hero .badge { margin-bottom: 20px; }
.more-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: var(--hair); border-left: var(--hair); margin-top: 32px; }
.more-grid li { border-right: var(--hair); border-bottom: var(--hair); padding: 24px; }
.more-grid h3 { font-size: 19px; margin-bottom: 8px; }
.more-grid p { margin: 0; font-size: 15px; color: var(--ink-2); }
@media (max-width: 900px) { .more-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .more-grid { grid-template-columns: 1fr; } }
.plans { display: grid; grid-template-columns: repeat(4, 1fr); border-top: var(--hair); border-left: var(--hair); margin-top: 32px; }
.plans li { border-right: var(--hair); border-bottom: var(--hair); padding: 24px; }
.plan-name { font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--green); }
.plan-price { font-size: 32px; font-weight: 900; letter-spacing: -0.03em; margin: 8px 0 12px; }
.plan-price span { font-size: 15px; font-weight: 500; letter-spacing: 0; color: var(--ink-2); }
.plans p { margin: 0; font-size: 15px; color: var(--ink-2); }
@media (max-width: 900px) { .plans { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .plans { grid-template-columns: 1fr; } }
.steps.cards li { display: flex; flex-direction: column; gap: 10px; }
.steps.cards h3 { margin-bottom: 0; }
.steps.cards p { flex: 1; }
.steps.cards .btn-ghost { padding: 8px 0; font-size: 15px; align-self: flex-start; }
.list.ticks li::before { content: '✓ '; color: var(--green); font-weight: 700; }
.list.arrows li::before { content: '→ '; color: var(--ink-2); font-weight: 700; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; width: 100%; }
.foot-grid a { display: block; margin-bottom: 8px; border-bottom: 0; }
.foot-grid a:hover { color: var(--green); }
.foot-h { font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink); margin-bottom: 12px; }
.foot-grid .logo { color: var(--ink); margin-bottom: 10px; }
.small { font-size: 14px; }
.legal { margin: 32px 0 0; width: 100%; border-top: var(--hair); padding-top: 16px; }
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr; gap: 24px; } }

/* страница расчёта: сравнение, крупные тире, ячейка с призывом */
.dashes.big { margin-top: 28px; gap: 14px; font-size: 17px; }
.compare { width: 100%; border-collapse: collapse; margin-top: 32px; border: var(--hair); }
.compare th { text-align: left; padding: 14px 18px; border-bottom: var(--rule); font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.compare th:first-child { color: var(--ink-2); }
.compare th:last-child { color: var(--green); }
.compare td { padding: 14px 18px; border-bottom: var(--hair); vertical-align: top; width: 50%; font-size: 16px; }
.compare td:first-child { color: var(--ink-2); border-right: var(--hair); }
.compare tr.total td { font-weight: 800; font-size: 18px; letter-spacing: -0.01em; border-bottom: 0; }
.compare tr.total td:last-child { color: var(--green); }
.ui-table tr.total td { font-weight: 700; border-top: var(--hair); background: #fff; }
.more-grid .cta-cell { background: var(--grey); display: flex; flex-direction: column; }
.more-grid .cta-cell p { flex: 1; }
.more-grid .cta-cell .btn-ghost { align-self: flex-start; padding: 8px 0; font-size: 15px; }

/* фрагменты интерфейса */
.ui { border: var(--hair); background: var(--grey); font-size: 13px; margin-top: 28px; }
.ui-form { display: grid; grid-template-columns: 1fr 1fr; }
.ui-form .cell { padding: 10px 12px; border-bottom: var(--hair); min-width: 0; }
.ui-form .cell:nth-child(odd) { border-right: var(--hair); }
.ui-form .cell:nth-last-child(-n+2) { border-bottom: 0; }
.ui-form .g { font-size: 11px; color: var(--ink-2); margin-bottom: 4px; }
.ui-form .v { font-weight: 600; font-size: 14px; overflow-wrap: anywhere; }
.ui-form .src { font-size: 11px; color: var(--ink-2); margin-top: 4px; }
.ui-form .src.warn, .ui-table .warn { color: var(--warn); font-weight: 600; }
.ui-form .v.green { color: var(--green); }
@media (max-width: 480px) {
  .ui-form { grid-template-columns: 1fr; }
  .ui-form .cell:nth-child(odd) { border-right: 0; }
  .ui-form .cell:nth-last-child(-n+2) { border-bottom: var(--hair); }
  .ui-form .cell:last-child { border-bottom: 0; }
}
.ui-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.ui-table { width: 100%; border-collapse: collapse; }
.ui-table th { text-align: left; font-weight: 600; font-size: 11px; color: var(--ink-2); padding: 8px 10px; border-bottom: var(--hair); }
.ui-table td { padding: 8px 10px; border-bottom: 1px solid #D5D8DE; vertical-align: top; }
.ui-table .r, .ui-table .n { white-space: nowrap; }
.ui-table td .tag, .ui-table td .warn { display: inline-block; margin-top: 4px; }
.ui-table tr:last-child td { border-bottom: 0; }
.ui-table .r { text-align: right; }
.ui-table .tot { font-weight: 700; }
.ui-table .tag { font-size: 11px; padding: 2px 6px; border: 1px solid #C9CDD4; color: var(--ink-2); }
@media (max-width: 600px) { .ui-table .opt { display: none; } }
@media (max-width: 480px) { .ui-table { font-size: 12px; } .ui-table th, .ui-table td { padding: 8px 6px; } .ui-table .n { white-space: normal; } }

/* шаги */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: var(--hair); border-left: var(--hair); margin-top: 32px; }
.steps.three { grid-template-columns: repeat(3, 1fr); }
.steps li { border-right: var(--hair); border-bottom: var(--hair); padding: 24px; }
.steps .n { display: block; color: var(--green); font-weight: 800; font-size: 28px; letter-spacing: -0.03em; margin-bottom: 14px; }
.steps h3 { font-size: 19px; margin-bottom: 8px; }
.steps p { margin: 0; font-size: 15px; color: var(--ink-2); }
@media (max-width: 900px) { .steps, .steps.three { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps, .steps.three { grid-template-columns: 1fr; } }

/* для кого */
.who h3 { margin-bottom: 20px; }
.who .list li { padding: 14px 0; border-top: var(--hair); font-size: 16px; }
.who .list li:last-child { border-bottom: var(--hair); }
.who .then { margin-top: 20px; font-weight: 600; }
.who .then span { color: var(--green); }

/* основания */
.basis ul { display: grid; grid-template-columns: 1fr 1fr; border-top: var(--hair); margin-top: 32px; }
.basis li { padding: 18px 0; border-bottom: var(--hair); display: grid; grid-template-columns: 200px 1fr; gap: 16px; font-size: 16px; }
.basis li:nth-child(odd) { padding-right: 32px; }
.basis li:nth-child(even) { padding-left: 32px; border-left: var(--hair); }
.basis li b { font-weight: 700; }
@media (max-width: 900px) {
  .basis ul { grid-template-columns: 1fr; }
  .basis li:nth-child(even) { padding-left: 0; border-left: 0; }
  .basis li:nth-child(odd) { padding-right: 0; }
  .basis li { grid-template-columns: 1fr; gap: 4px; }
}

/* faq */
.faq-list { margin-top: 32px; }
.faq details { border-top: var(--hair); }
.faq details:last-child { border-bottom: var(--hair); }
.faq summary { cursor: pointer; padding: 20px 0; font-weight: 700; font-size: 19px; list-style: none; display: flex; justify-content: space-between; gap: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-weight: 400; color: var(--green); font-size: 26px; line-height: 1; }
.faq details[open] summary::after { content: '−'; }
.faq details p { margin: 0 0 20px; max-width: 760px; color: var(--ink-2); }

/* финальный призыв */
.cta-band { background: var(--green); color: #fff; }
.cta-band .wrap { padding-top: 72px; padding-bottom: 72px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: end; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #fff; opacity: 0.92; margin: 16px 0 0; font-size: 18px; max-width: 520px; }
.cta-band .btn { background: #fff; color: var(--ink); }
.cta-band .btn:hover { background: var(--ink); color: #fff; }
@media (max-width: 900px) { .cta-band .wrap { grid-template-columns: 1fr; align-items: start; } }

/* подвал */
.site-footer { border-top: var(--rule); }
.site-footer .wrap { padding-top: 40px; padding-bottom: 32px; font-size: 14px; color: var(--ink-2); }
.site-footer a { border-bottom: 1px solid currentColor; }
.site-footer a:hover { color: var(--green); }

/* cookie */
#cookie-banner { position: fixed; left: var(--gutter); right: var(--gutter); bottom: 16px; max-width: 720px; margin: 0 auto; background: var(--bg); border: var(--rule); padding: 16px 20px; display: flex; gap: 20px; align-items: center; font-size: 14px; z-index: 20; }
#cookie-banner[hidden] { display: none; }
#cookie-banner p { margin: 0; }
#cookie-banner a { border-bottom: 1px solid currentColor; }
#cookie-banner .btn { padding: 10px 16px; font-size: 14px; white-space: nowrap; }
@media (max-width: 600px) { #cookie-banner { flex-direction: column; align-items: stretch; } }

/* страница политики */
.policy-page { max-width: 820px; padding-top: 48px; padding-bottom: 80px; }
.policy-page h1 { font-size: clamp(30px, 4vw, 48px); margin-bottom: 32px; }
.policy h2 { font-size: 22px; margin: 40px 0 12px; letter-spacing: -0.02em; scroll-margin-top: 80px; }
.policy h3 { font-size: 17px; margin: 24px 0 8px; }
.policy p, .policy li { font-size: 16px; color: var(--ink-2); }
.policy ul, .policy ol { padding-left: 22px; margin: 0 0 1em; list-style: disc; }
.policy ol { list-style: decimal; }
.policy a { color: var(--green); border-bottom: 1px solid currentColor; }
.policy .table-wrap { overflow-x: auto; margin: 1.25em 0; }
.policy table { width: 100%; border-collapse: collapse; font-size: 14px; }
.policy th, .policy td { border: var(--hair); padding: 10px 12px; text-align: left; vertical-align: top; color: var(--ink-2); }
.policy th { background: var(--grey); color: var(--ink); font-weight: 600; }