/* ============================================================
   Consity — главная страница
   Методология: БЭМ. Сетка: .container (1400px).
   Брейкпоинты: 1250 / 1100 / 992 / 768 / 576
   ============================================================ */

/* ---------- Шрифты (self-hosted, переменный вес 300–900) ---------- */
/* cyrillic-ext */
@font-face {
  font-family: "Commissioner";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("../fonts/commissioner-cyrillic-ext.woff2") format("woff2");
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: "Commissioner";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("../fonts/commissioner-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin-ext */
@font-face {
  font-family: "Commissioner";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("../fonts/commissioner-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: "Commissioner";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("../fonts/commissioner-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Дизайн-токены ---------- */
:root {
  --color-navy: #0c2d51;        /* фирменный тёмно-синий (шапка, тёмные секции) */
  --color-navy-deep: #0a2340;   /* градиент/ховеры на тёмном */
  --color-accent: #0088ff;      /* фирменный синий (кнопки, ссылки, цифры) */
  --color-accent-hover: #1a94ff;
  --color-accent-active: #0072d9;
  --color-black: #0c0c0c;       /* фон футера */
  --color-ink: #000;            /* заголовки на светлом */
  --color-gray: #808080;        /* второстепенный текст на светлом */
  --color-gray-light: #808080;  /* подписи, копирайт */
  --color-bg-light: #f1f2f4;    /* светло-серый фон секций */
  --color-white: #fff;
  --color-line-dark: rgba(255, 255, 255, 0.22);
  --color-tab-muted: #9fb3cb;   /* неактивные табы героя */

  --font-main: "Commissioner", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --container-width: 1410px;
  --container-gap: 20px;

  --radius: 10px;               /* карточки */
  --radius-btn: 5px;            /* кнопки и поля */
  --shadow-card: 0 10px 30px rgba(23, 43, 66, 0.07);
  --transition: 0.25s ease;

  --header-height: 91px;
}

/* ---------- Сброс ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-ink);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, ul, ol, figure {
  margin: 0;
}

ul, ol {
  padding: 0;
  list-style: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

::selection {
  background: var(--color-accent);
  color: var(--color-white);
}

body.is-locked {
  overflow: hidden;
}

/* ---------- Сетка ---------- */
.container {
  width: 100%;
  max-width: calc(var(--container-width) + var(--container-gap) * 2);
  margin: 0 auto;
  padding-left: var(--container-gap);
  padding-right: var(--container-gap);
}

/* ---------- Кнопки ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 45px;
  padding: 10px 34px;
  border-radius: var(--radius-btn);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  transition: background-color var(--transition), color var(--transition), box-shadow var(--transition);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
}

.btn--primary:active {
  background: var(--color-accent-active);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-accent);
}

.btn--white:hover {
  box-shadow: 0 6px 20px rgba(4, 16, 32, 0.25);
}

.btn--wide {
  min-width: 448px;
}

/* ---------- Ссылка «Подробнее →» ---------- */
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition);
}

.link-more:hover {
  color: var(--color-accent-active);
}

.link-more__arrow {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.link-more:hover .link-more__arrow {
  transform: translateX(3px);
}

/* ---------- Заголовки секций ---------- */
.section-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 50px;
  color: var(--color-ink);
}

.section-title--white {
  color: var(--color-white);
}

.section-title--center {
  text-align: center;
}

/* ---------- Ссылка «к содержимому» для клавиатуры и скринридеров ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 300;
  padding: 12px 20px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 600;
  border-radius: 0 0 var(--radius-btn) 0;
}

.skip-link:focus {
  left: 0;
}

/* цель skip-ссылки не должна получать видимую рамку при программном фокусе */
.main:focus {
  outline: none;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-navy);
}

.header__inner {
  display: flex;
  align-items: center;
  min-height: var(--header-height);
  gap: 32px;
}

.logo {
  flex-shrink: 0;
  display: inline-flex;
}

.logo__img {
  width: 187px;
  height: 44px;
}

/* --- Навигация --- */
.header__nav {
  margin-left: 56px;
  margin-right: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 32px 0;
  font-size: 16px;
  color: var(--color-white);
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--color-accent-hover);
}

.nav__link--active {
  color: var(--color-accent);
}

.nav__arrow {
  color: var(--color-accent);
  transition: transform var(--transition);
}

.nav__item--has-child:hover .nav__arrow {
  transform: rotate(180deg);
}

/* выпадающее подменю (десктоп) */
.nav__submenu {
  position: absolute;
  top: 100%;
  left: -24px;
  min-width: 260px;
  padding: 10px 0;
  background: var(--color-white);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: 0 16px 40px rgba(4, 16, 32, 0.18);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}

.nav__item--has-child:hover .nav__submenu,
.nav__item--has-child:focus-within .nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__sublink {
  display: block;
  padding: 10px 24px;
  font-size: 15px;
  color: var(--color-ink);
  transition: color var(--transition), background-color var(--transition);
}

.nav__sublink:hover {
  color: var(--color-accent);
  background: rgba(0, 134, 255, 0.06);
}

/* телефон и кнопка внутри мобильной панели (на десктопе скрыты) */
.nav__contacts {
  display: none;
}

.header__phone {
  flex-shrink: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  transition: color var(--transition);
}

.header__phone:hover {
  color: var(--color-accent-hover);
}

.header__cta {
  flex-shrink: 0;
}

/* --- Бургер --- */
.header__burger {
  display: none;
}

.burger {
  position: relative;
  z-index: 210;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.burger__line {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-white);
  transition: transform var(--transition), opacity var(--transition);
}

.burger.is-active .burger__line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.burger.is-active .burger__line:nth-child(2) {
  opacity: 0;
}

.burger.is-active .burger__line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.header__overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(4, 16, 32, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.header__overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

/* ============================================================
   HERO — слайдер с табами
   ============================================================ */
.hero {
  position: relative;
  background: var(--color-navy);
}

.hero__slider {
  position: relative;
  display: grid;   /* все слайды в одной ячейке грида */
  height: 868px;   /* десктоп — строго по макету */
}

.hero__slide {
  grid-area: 1 / 1;   /* слайды лежат друг на друге и вместе задают высоту блока */
  display: flex;
  align-items: flex-start;
  background-color: var(--color-navy);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;   /* фото всегда закрывает блок целиком, без пустот */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

/* затемнение поверх фото — слева гуще, как в макете */
.hero__slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(12, 35, 64, 0.92) 0%, rgba(12, 35, 64, 0.55) 45%, rgba(12, 45, 81, 0.28) 100%),
    linear-gradient(180deg, rgba(12, 45, 81, 0.45) 0%, rgba(12, 45, 81, 0.1) 30%, rgba(10, 28, 52, 0.55) 100%);
}

.hero__slide--active {
  opacity: 1;
  visibility: visible;
}

.hero__container {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-top: 118px;
  padding-bottom: 260px;
}

.hero__title {
  max-width: 900px;
  font-size: 48px;
  font-weight: 700;
  line-height: 1.24;
  color: var(--color-white);
}

.hero__subtitle {
  max-width: 640px;
  margin-top: 64px;
  font-size: 20px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.88);
}

.hero__btn {
  margin-top: 40px;
  min-width: 210px;
}

/* --- Табы-переключатели слайдов --- */
.hero__tabs-wrap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 76px;
  z-index: 2;
}

.hero__tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.hero__tab {
  position: relative;
  min-height: 72px;
  padding: 8px 20px 8px 24px;
  font-size: 17px;
  line-height: 1.3;
  text-align: left;
  color: var(--color-tab-muted);
  border-left: 1px solid var(--color-line-dark);
  transition: color var(--transition);
}

.hero__tab::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -1px;
  width: 3px;
  background: var(--color-accent);
  opacity: 0;
  transition: opacity var(--transition);
}

.hero__tab:hover {
  color: var(--color-white);
}

.hero__tab--active {
  color: var(--color-white);
  font-weight: 700;
}

.hero__tab--active::before {
  opacity: 1;
}

/* ============================================================
   О КОМПАНИИ
   ============================================================ */
.about {
  background: var(--color-navy);
  padding: 96px 0 68px;
}

.about__grid {
  display: grid;
  grid-template-columns: 640px 1fr;
  gap: 60px 76px;
  align-items: start;
}

.about__text {
  font-size: 24px;
  line-height: 1.58;
  color: var(--color-white);
}

.about__brand {
  color: var(--color-accent);
  font-weight: 600;
}

.about__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 40px;
}

.about__num {
  display: block;
  font-size: 54px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}

.about__item-text {
  margin-top: 16px;
  max-width: 360px;
  font-size: 18px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.92);
}

/* ============================================================
   УСЛУГИ
   ============================================================ */
.services {
  background: var(--color-bg-light);
  padding: 122px 0 108px;
}

.services__subtitle {
  max-width: 560px;
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 262px;
  padding: 26px 40px 34px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.service-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.service-card__title {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.3;
  padding-top: 4px;
}

.service-card__icon {
  flex-shrink: 0;
  width: 90px;
  height: 90px;
  margin: 0 -14px 0 0;
}

.service-card__list {
  margin-top: 0;
}

.service-card__list-item {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-gray);
}

.service-card__list-item::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 12px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-gray);
}

.service-card__more {
  position: absolute;
  right: 40px;
  bottom: 28px;
}

.services__action {
  display: flex;
  justify-content: center;
  margin-top: 56px;
}

/* страница /services: без второго заголовка, карточки сразу под h1 */
.services--page {
  padding-top: 40px;
}

.services--page .services__grid {
  margin-top: 0;
}

/* ============================================================
   ПОЧЕМУ НАМ ДОВЕРЯЮТ
   ============================================================ */
.trust {
  background: var(--color-navy);
  padding: 63px 0 113px;
}

.trust__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px 24px;
  margin-top: 106px;
}

.trust__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.trust__icon {
  width: 70px;
  height: 70px;
  object-fit: contain;
}

.trust__text {
  max-width: 430px;
  margin-top: 45px;
  font-size: 24px;
  line-height: 36px;
  color: var(--color-white);
}

/* ============================================================
   ОТЗЫВЫ
   ============================================================ */
.reviews {
  background: var(--color-bg-light);
  padding: 140px 0;
}

.reviews__inner {
  display: flex;
  align-items: flex-start;
  gap: 30px;
}

.reviews__side {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  width: 330px;
  min-height: 360px;   /* высота карточки отзыва — стрелки встают по её нижнему краю */
}

.reviews__title {
  max-width: 280px;   /* перенос в две строки: «Отзывы наших / клиентов» */
}

.reviews__nav {
  display: flex;
  gap: 40px;
  margin-top: auto;
}

.reviews__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-white);
  transition: background-color var(--transition), opacity var(--transition);
}

.reviews__arrow:hover {
  background: var(--color-accent-hover);
}

.reviews__viewport {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.reviews__track {
  display: flex;
  gap: 30px;
  transition: transform 0.5s ease;
}

.review-card {
  flex-shrink: 0;
  width: calc((100% - 60px) / 3);
  display: flex;
  flex-direction: column;
  padding: 32px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.review-card__name {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
}

.review-card__company {
  margin-top: 6px;
  font-size: 15px;
  color: var(--color-gray-light);
}

.review-card__text {
  margin-top: 24px;
  font-size: 16px;
  line-height: 1.62;
  color: var(--color-gray);
}

.review-card__more {
  margin-top: 24px;
}

/* ============================================================
   CTA
   ============================================================ */
.cta {
  background: var(--color-navy);
  padding: 124px 0;
}

.cta__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta__title {
  max-width: 620px;
}

.cta .btn {
  margin-top: 44px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-black);
  padding: 74px 0 86px;
}

.footer__inner {
  display: grid;
  grid-template-columns: minmax(220px, 320px) auto 1fr;
  gap: 48px;
}

.footer__copy {
  margin-top: 64px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-gray-light);
}

.footer__policy {
  margin-top: 14px;
}

.footer__policy .footer__link {
  font-size: 15px;
  color: var(--color-gray-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__policy .footer__link:hover {
  color: var(--color-accent-hover);
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 32px 64px;
}

.footer__col-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
}

.footer__list {
  margin-top: 26px;
  display: grid;
  gap: 18px;
}

.footer__link {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.92);
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--color-accent-hover);
}

.footer__social {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 44px;
  padding-top: 8px;
}

.social__link {
  display: inline-flex;
  color: var(--color-white);
  transition: color var(--transition);
}

.social__link:hover {
  color: var(--color-accent-hover);
}

/* ============================================================
   МОДАЛЬНОЕ ОКНО
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 16, 32, 0.6);
}

.modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding: 36px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 24px 64px rgba(4, 16, 32, 0.35);
  transform: translateY(12px);
  transition: transform var(--transition);
}

.modal.is-open .modal__dialog {
  transform: translateY(0);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--color-gray);
  transition: color var(--transition), background-color var(--transition);
}

.modal__close:hover {
  color: var(--color-ink);
  background: var(--color-bg-light);
}

.modal__title {
  font-size: 24px;
  font-weight: 700;
}

.modal__subtitle {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-gray);
}

.form {
  margin-top: 24px;
}

.form__field {
  display: block;
}

.form__field + .form__field {
  margin-top: 16px;
}

.form__label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
}

.form__input {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  font: inherit;
  color: var(--color-ink);
  background: var(--color-white);
  border: 1px solid #d7dee6;
  border-radius: var(--radius-btn);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form__input::placeholder {
  color: #a7b0ba;
}

.form__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 134, 255, 0.14);
}

.form__submit {
  width: 100%;
  margin-top: 24px;
}

.form__note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-gray-light);
}

.form__success {
  margin-top: 16px;
  font-size: 15px;
  font-weight: 600;
  color: #12a454;
}

/* ============================================================
   АДАПТИВ
   ============================================================ */

/* ---------- ≤1250: узкий десктоп ---------- */
@media (max-width: 1250px) {
  .header__nav {
    margin-left: 24px;
  }

  .nav__list {
    gap: 22px;
  }

  /* в диапазоне 1101–1250 шапке тесно: пункты меню не должны переноситься */
  .nav__link {
    white-space: nowrap;
    font-size: 15px;
  }

  .header__phone {
    font-size: 16px;
  }

  .header__inner {
    gap: 20px;
  }

  .hero__slider {
    height: auto;
    min-height: 620px;
  }

  .hero__container {
    padding-top: 96px;
    padding-bottom: 230px;
  }

  .hero__title {
    max-width: 800px;
    font-size: 42px;
  }

  .hero__subtitle {
    margin-top: 40px;
  }

  .hero__tab {
    font-size: 15px;
  }

  .about__grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px 64px;
  }

  .about__text {
    font-size: 22px;
  }

  .about__list {
    gap: 48px 48px;
  }

  .reviews__inner {
    gap: 40px;
  }

  .review-card {
    width: calc((100% - 24px) / 2);
  }

  .footer__nav {
    gap: 32px 56px;
  }
}

/* ---------- ≤1100: появляется бургер, меню — выезжающая панель ---------- */
@media (max-width: 1100px) {
  .header__inner {
    gap: 20px;
  }

  .header__burger {
    display: inline-flex;
  }

  .header__phone {
    margin-left: auto;
  }

  /* панель мобильного меню */
  .header__nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    width: min(360px, 100%);
    margin: 0;
    padding: 96px 28px 32px;
    background: var(--color-navy);
    overflow-y: auto;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 0.3s ease, visibility 0.3s ease;
  }

  .header__nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .nav__list {
    display: block;
  }

  .nav__item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .nav__link {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    font-size: 18px;
  }

  /* подменю-аккордеон */
  .nav__submenu {
    position: static;
    min-width: 0;
    padding: 0 0 8px;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
  }

  .nav__item--has-child.is-open .nav__submenu {
    display: block;
  }

  .nav__item--has-child.is-open .nav__arrow {
    transform: rotate(180deg);
  }

  .nav__sublink {
    padding: 10px 0 10px 16px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
  }

  .nav__sublink:hover {
    color: var(--color-accent-hover);
    background: none;
  }

  .nav__contacts {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    margin-top: 28px;
  }

  .nav__phone {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-white);
  }

  .nav__cta {
    width: 100%;
  }
}

/* ---------- ≤992: планшет ---------- */
@media (max-width: 992px) {
  .section-title {
    font-size: 34px;
    line-height: 44px;
  }

  .hero__slider {
    height: auto;
    min-height: 520px;
  }

  .hero__container {
    padding-top: 72px;
    padding-bottom: 172px;
  }

  .hero__title {
    font-size: 36px;
  }

  .hero__subtitle {
    margin-top: 32px;
    font-size: 18px;
  }

  .about {
    padding: 72px 0 80px;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about__text {
    max-width: 640px;
  }

  .services {
    padding: 72px 0 80px;
  }

  .services__grid {
    margin-top: 40px;
  }

  .service-card {
    padding: 24px 28px 24px;
    min-height: 0;
  }

  .service-card__more {
    position: static;
    margin-top: 16px;
    align-self: flex-end;
  }

  .trust {
    padding: 72px 0 80px;
  }

  .trust__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px 24px;
    margin-top: 48px;
  }

  .reviews {
    padding: 72px 0 80px;
  }

  .reviews__inner {
    flex-direction: column;
    gap: 36px;
  }

  .reviews__side {
    width: 100%;
    min-height: 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .reviews__title {
    max-width: none;
  }

  .reviews__nav {
    margin-top: 0;
    flex-shrink: 0;
  }

  .reviews__arrow {
    width: 56px;
    height: 56px;
  }

  .reviews__viewport {
    width: 100%;
  }

  .cta {
    padding: 80px 0;
  }

  .footer {
    padding: 48px 0;
  }

  .footer__inner {
    grid-template-columns: 1fr auto;
  }

  .footer__social {
    justify-content: flex-start;
    grid-row: 2;
    grid-column: 1 / -1;
    padding-top: 8px;
  }

  .footer__copy {
    margin-top: 40px;
  }
}

/* ---------- ≤768: мобильный ---------- */
@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .logo__img {
    width: 150px;
    height: 35px;
  }

  .header__phone,
  .header__cta {
    display: none;
  }

  .header__burger {
    margin-left: auto;
  }

  .section-title {
    font-size: 28px;
    line-height: 36px;
  }

  .btn--wide {
    min-width: 0;
    width: 100%;
    max-width: 448px;
  }

  .hero__slider {
    height: auto;
    min-height: 460px;
  }

  .hero__container {
    padding-top: 56px;
    padding-bottom: 240px;
  }

  .hero__title {
    font-size: 30px;
  }

  .hero__subtitle {
    margin-top: 24px;
    font-size: 17px;
  }

  .hero__btn {
    width: 100%;
    max-width: 360px;
  }

  /* табы — колонкой друг под другом */
  .hero__tabs-wrap {
    bottom: 20px;
  }

  .hero__tabs {
    display: grid;
    grid-template-columns: 1fr;
    overflow: visible;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .hero__tab {
    min-height: 44px;
    padding: 8px 12px 8px 14px;
    font-size: 14px;
    line-height: 1.3;
    white-space: normal;
  }

  .about {
    padding: 56px 0 64px;
  }

  .about__text {
    font-size: 19px;
  }

  .about__list {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .about__num {
    font-size: 48px;
  }

  .about__item-text {
    margin-top: 12px;
    max-width: 420px;
  }

  .services {
    padding: 56px 0 64px;
  }

  .services__grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 32px;
  }

  .services__action {
    margin-top: 32px;
  }

  .trust {
    padding: 56px 0 64px;
  }

  .trust__grid {
    margin-top: 36px;
    gap: 36px 16px;
  }

  .trust__text {
    font-size: 16px;
    line-height: 24px;   /* фикс. 36px из макета при мелком кегле разрежает строки */
    margin-top: 20px;
  }

  .reviews {
    padding: 56px 0 64px;
  }

  .review-card {
    width: 100%;
  }

  .cta {
    padding: 64px 0;
  }

  .cta .btn {
    margin-top: 32px;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__copy {
    margin-top: 24px;
  }

  .footer__nav {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 32px;
  }

  .footer__social {
    grid-row: auto;
    grid-column: auto;
  }
}

/* ---------- ≤576: малые экраны ---------- */
@media (max-width: 576px) {
  .hero__title {
    font-size: 26px;
  }

  .about__num {
    font-size: 44px;
  }

  .service-card__icon {
    width: 72px;
    height: 72px;
    margin: -6px -8px 0 0;
  }

  .service-card__title {
    font-size: 20px;
  }

  .trust__grid {
    grid-template-columns: 1fr;
  }

  .trust__text {
    max-width: 300px;
  }

  .reviews__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .reviews__arrow {
    width: 52px;
    height: 52px;
  }

  .footer__nav {
    grid-template-columns: 1fr;
  }

  .modal__dialog {
    padding: 28px 20px;
  }
}

/* ---------- Уменьшенная анимация ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}