:root {
  --ink: #14161A;
  --muted: #62666E;
  --faint: #6A6E76;
  --line: #E3E4E7;
  --paper: #FFFFFF;
  --alt: #F4F5F6;
  --acc: #0B6E5E;
  --acc-soft: #E8F3F0;
  --warn: #C0492F;
  --shadow: 0 1px 2px rgba(20, 22, 26, 0.04), 0 10px 30px rgba(20, 22, 26, 0.06);
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

:where(a, button, input, textarea, select):focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

.inner { max-width: 1000px; margin: 0 auto; padding: 0 26px; }
.sec { padding: 78px 0; }
.sec--tinted { background: var(--alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec--divided { background-image: url("/static/img/divider.svg"); background-repeat: no-repeat; background-position: center top; background-size: contain; }

.sec__head { display: flex; flex-direction: column; gap: 12px; margin-bottom: 40px; max-width: 60ch; }
.sec__head--center { margin-left: auto; margin-right: auto; text-align: center; align-items: center; }

.h2 {
  font-size: clamp(25px, 4vw, 42px); line-height: 1.06;
  letter-spacing: -0.035em; font-weight: 680; margin: 0; text-wrap: balance;
}
.lead { font-size: clamp(14.5px, 1.6vw, 17px); color: var(--muted); margin: 0; line-height: 1.5; }

.btn {
  background: var(--acc); color: #fff; border-radius: 999px;
  padding: 14px 28px; font-size: 15px; font-weight: 500;
}
.btn--small {
  background: var(--acc); color: #fff; border-radius: 999px;
  padding: 9px 18px; font-size: 13px; font-weight: 500;
}
.link { color: var(--acc); font-size: 15px; }

/* --- навигация --- */
.nav {
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,0.86);
  backdrop-filter: saturate(180%) blur(14px);
}
.nav .nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px; padding-top: 13px; padding-bottom: 13px; flex-wrap: wrap;
}
.nav__brand { font-size: 15px; font-weight: 650; letter-spacing: -0.02em; }
.nav__menu { display: flex; gap: 24px; font-size: 13px; color: var(--muted); }
.nav__actions { display: flex; align-items: center; gap: 12px; }

/* --- мобильное меню (details/summary, без JS) --- */
.nav__mobile { display: none; position: relative; }
.nav__burger {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 9px;
  font-size: 15px; color: var(--ink); cursor: pointer; list-style: none;
}
.nav__burger::-webkit-details-marker { display: none; }
.nav__burger::before { content: "☰"; }
.nav__mobile[open] .nav__burger { border-color: var(--acc); color: var(--acc); }
.nav__mobile[open] .nav__burger::before { content: "✕"; }

.nav__mobile-menu {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 30;
  display: flex; flex-direction: column; gap: 2px; min-width: 200px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  padding: 8px; box-shadow: var(--shadow); font-size: 14px;
}
.nav__mobile-menu a { padding: 10px 12px; border-radius: 9px; color: var(--ink); }
.nav__mobile-menu a:hover, .nav__mobile-menu a:focus-visible { background: var(--alt); }

/* --- первый экран --- */
.hero { padding: 82px 0 66px; text-align: center; }
.hero .hero__inner { display: flex; flex-direction: column; align-items: center; gap: 20px; }

.eyebrow { font-size: 12.5px; font-weight: 600; letter-spacing: 0.01em; color: var(--acc); }

.hero__title {
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.04; letter-spacing: -0.04em; font-weight: 680;
  margin: 0; max-width: 24ch; text-wrap: balance;
}

.hero__sub {
  font-size: clamp(15.5px, 1.9vw, 20px); line-height: 1.45;
  color: var(--muted); max-width: 50ch; margin: 0;
}

.hero__actions { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; justify-content: center; margin-top: 8px; }
.hero__hint { font-size: 13px; color: var(--faint); margin: 2px 0 0; }

/* --- полоса площадок --- */
.mp { background: var(--alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.mp .mp__inner {
  display: flex; flex-direction: column; gap: 22px;
  padding-top: 26px; padding-bottom: 26px;
}
/* каждая площадка — своя строка: название-якорь слева, пояснение справа.
   несколько площадок просто добавляют ещё такие строки друг под другом. */
.mp__item { display: flex; align-items: center; gap: 28px; }
.mp__name {
  flex: none; font-size: 26px; font-weight: 680; letter-spacing: -0.03em;
  white-space: nowrap;
}
.mp__note { flex: 1; min-width: 0; max-width: 62ch; margin: 0; font-size: 14.5px; line-height: 1.5; color: var(--muted); }

/* --- услуги --- */
.cards--3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  background: var(--alt); border-radius: 18px; padding: 26px 24px;
  display: flex; flex-direction: column; gap: 12px;
}
.card__tag {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--acc);
}
.card__title { font-size: 18px; font-weight: 650; letter-spacing: -0.02em; margin: 0; }
.card__summary { margin: 0; font-size: 14px; color: var(--muted); line-height: 1.5; }
.card__list {
  list-style: none; margin: 4px 0 0; padding: 0;
  display: flex; flex-direction: column; gap: 7px; font-size: 13.5px;
}
.card__list li { display: flex; gap: 9px; align-items: baseline; }
.card__list li::before { content: "—"; color: var(--acc); font-size: 11px; }

.mock {
  margin-top: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--paper);
}

.mock__img {
  position: relative;
  height: 96px;
  background: linear-gradient(135deg, #E9EEEC 0%, #DCE5E2 100%);
}

.mock__badge, .mock__info {
  position: absolute;
  font-size: 9.5px;
  font-weight: 600;
  padding: 3px 7px;
  border-radius: 5px;
}

.mock__badge { top: 8px; left: 8px; background: var(--warn); color: #fff; }
.mock__info { bottom: 8px; left: 8px; background: var(--acc); color: #fff; }

.mock__body { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 3px; }
.mock__price { font-size: 15px; font-weight: 700; letter-spacing: -0.02em; }
.mock__old { font-size: 11px; color: var(--faint); text-decoration: line-through; }
.mock__title { font-size: 12px; }
.mock__rating, .mock__pos { font-size: 10.5px; color: var(--faint); }
.mock__pos { color: var(--acc); font-weight: 600; }

/* --- платформа --- */
.split { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.05fr); gap: 46px; align-items: center; }
.split__copy { display: flex; flex-direction: column; gap: 16px; }

.feats { list-style: none; margin: 6px 0 0; padding: 0; display: flex; flex-direction: column; gap: 13px; }
.feats li { display: flex; gap: 12px; align-items: baseline; font-size: 14.5px; }
.feats li::before { content: "→"; color: var(--acc); font-size: 12px; }
.feats b { font-weight: 600; }
.feats em { font-style: normal; color: var(--muted); }

.panel {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 20px; padding: 18px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 14px; margin: 0;
}
.panel__top {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--faint);
}
.panel__dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--acc);
  display: inline-block; margin-right: 7px; vertical-align: middle;
}
.panel__tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tile {
  background: var(--alt); border-radius: 12px;
  padding: 13px 14px; display: flex; flex-direction: column; gap: 5px;
}
.tile__label { font-size: 10.5px; color: var(--faint); }
.tile__value {
  font-size: 23px; font-weight: 680; letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.tile__delta { font-family: var(--mono); font-size: 10px; }
.tile__delta--good { color: var(--acc); }
.tile__delta--bad { color: var(--warn); }

.bars { display: flex; align-items: flex-end; gap: 5px; height: 58px; }
.bars__bar { flex: 1; background: #D6DEDC; border-radius: 2px 2px 0 0; display: block; font-size: 0; }
.bars__bar--hi { background: var(--acc); }

/* --- кейсы --- */
.case {
  border: 1px solid var(--line); border-radius: 18px; padding: 24px 22px;
  display: flex; flex-direction: column; gap: 14px;
}
.case__cat {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--faint); margin: 0;
}
.case__problem { font-size: 15.5px; font-weight: 640; letter-spacing: -0.015em; margin: 0; }
.case__story { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 1.5; }
.case__metrics {
  display: flex; flex-direction: column; gap: 9px;
  border-top: 1px solid var(--line); padding-top: 14px; margin: 0;
}
.case__metric { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font-size: 13.5px; }
.case__metric dt { margin: 0; color: var(--muted); }
.case__metric dd {
  margin: 0; font-size: 17px; font-weight: 650; letter-spacing: -0.02em;
  color: var(--acc); font-variant-numeric: tabular-nums;
}

/* --- шаги --- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step { display: flex; flex-direction: column; gap: 10px; padding-top: 18px; border-top: 2px solid var(--ink); }
.step__n { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--faint); margin: 0; }
.step__title { font-size: 17px; font-weight: 650; letter-spacing: -0.02em; margin: 0; }
.step__text { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 1.5; }
.step__hl { color: var(--acc); font-weight: 600; }

@media (max-width: 900px) {
  .nav__menu { display: none; }
  .nav__mobile { display: block; }
  .cards--3, .steps { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 760px) {
  .mp__item { flex-direction: column; align-items: flex-start; gap: 10px; }
  .mp__note { max-width: none; }
}

@media (max-width: 560px) {
  .inner { padding: 0 18px; }
  .hero { padding: 54px 0 44px; }
  .panel__tiles { grid-template-columns: 1fr; }
  .form { padding: 18px; }
}

/* --- заявка --- */
.split--form { grid-template-columns: minmax(0,1fr) minmax(0,0.9fr); gap: 46px; align-items: start; }

.contacts { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.contacts li { display: flex; justify-content: space-between; gap: 14px; border-bottom: 1px solid var(--line); padding-bottom: 9px; }
.contacts span { color: var(--faint); font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; }

.form {
  background: var(--alt); border-radius: 22px; padding: 24px;
  display: flex; flex-direction: column; gap: 14px; margin: 0;
}
.form__row { display: flex; flex-direction: column; gap: 6px; }
.form__label { font-size: 12.5px; color: var(--muted); }
.form__input {
  width: 100%; background: var(--paper); border: 1px solid var(--line); border-radius: 11px;
  padding: 13px 15px; font-family: var(--sans); font-size: 14px; line-height: 1.4; color: var(--ink);
}
textarea.form__input { resize: vertical; min-height: 64px; }
select.form__input { appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%238A8E96' d='M6 8 0 1.5 1.4 0 6 5.1 10.6 0 12 1.5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 15px center; background-size: 10px 7px;
  padding-right: 34px;
}

.form__consent {
  font-size: 12.5px; color: var(--faint); line-height: 1.45;
  display: flex; gap: 9px; align-items: flex-start;
}
.form__consent input[type="checkbox"] {
  appearance: none; width: 15px; height: 15px; margin: 2px 0 0; flex: none;
  border: 1px solid var(--line); border-radius: 4px; background: var(--paper);
  display: inline-grid; place-content: center; cursor: pointer;
}
.form__consent input[type="checkbox"]::before {
  content: ""; width: 8px; height: 8px; border-radius: 2px;
  background: var(--acc); transform: scale(0); transition: transform 0.1s ease-in;
}
.form__consent input[type="checkbox"]:checked { border-color: var(--acc); }
.form__consent input[type="checkbox"]:checked::before { transform: scale(1); }
.form__consent a { color: var(--acc); text-decoration: underline; }

.form__submit {
  width: 100%; border: none; cursor: pointer; font-family: var(--sans); text-align: center;
}
.form__submit:disabled { opacity: 0.6; cursor: not-allowed; }

.form__trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__error { color: var(--warn); font-size: 13px; margin: 0; }
.form__done { color: var(--acc); font-size: 15px; font-weight: 600; margin: 0; }

/* .form__row и .form__consent задают собственный display: flex, поэтому
   атрибут hidden (который скрипт формы выставляет после успешной отправки)
   без явного переопределения был бы author-стилем перебит — см. правило
   каскада: авторский display всегда выигрывает у UA-правила [hidden]
   независимо от специфичности. */
.form__row[hidden],
.form__consent[hidden] { display: none; }

/* --- вопросы и ответы --- */
.faq { display: flex; flex-direction: column; gap: 0; max-width: 760px; margin: 0 auto; }

.faq__item { border-bottom: 1px solid var(--line); }
.faq__item:first-child { border-top: 1px solid var(--line); }

.faq__q {
  cursor: pointer;
  padding: 18px 0;
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.015em;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.faq__q::-webkit-details-marker { display: none; }
.faq__q::after { content: "+"; color: var(--acc); font-weight: 400; font-size: 20px; line-height: 1; }
.faq__item[open] .faq__q::after { content: "−"; }

.faq__a { margin: 0 0 20px; font-size: 14.5px; line-height: 1.55; color: var(--muted); max-width: 65ch; }

.foot { background: var(--alt); border-top: 1px solid var(--line); padding: 30px 0; }
.foot__inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 12.5px; color: var(--faint); }
.foot__inner a { text-decoration: underline; }

.doc { max-width: 720px; }
.doc h2 { font-size: 18px; font-weight: 650; letter-spacing: -0.02em; margin: 32px 0 8px; }
.doc p { font-size: 15px; line-height: 1.6; color: var(--muted); margin: 0; }