/* ==========================================================================
   Variables
   ========================================================================== */
:root {
  --color-primary: #00abbd;
  --color-primary-dark: #008cb5;
  --color-blue: #0950a0;
  --color-dark-blue: #00426b;
  --color-accent-light: #63f0ff;
  --color-title: #1d1d20;
  --color-text: #52525b;
  --color-label: #3f3f46;
  --color-muted: #7a7a83;
  --color-placeholder: #a1a1aa;
  --color-line: #d0d0d4;
  --color-light: #e1e1e2;
  --color-bg: #f4f4f6;
  --color-white: #ffffff;
  --color-tint: #e3f4f7;
  --color-tint-blue: rgba(0, 140, 181, 0.1);
  --color-tint-blue-strong: rgba(0, 140, 181, 0.12);
  --color-border: #e1e1e2;

  --gradient-dark: linear-gradient(212.98deg, #0b0d2c 11.6%, #005979 50.5%, #00abbd 69.9%, #004669 97.6%);

  --font-base: "Montserrat", system-ui, sans-serif;

  --container-width: 1208px;
  --container-gutter: 16px;

  --radius-sm: 14px;
  --radius: 24px;
  --radius-lg: 32px;
  --radius-full: 999px;

  --shadow-card: 0 0 16px rgba(33, 34, 47, 0.05);
  --transition: 0.2s ease;
}

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

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

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

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

/* ==========================================================================
   UI
   ========================================================================== */

/* Container — только ширина и отступы */
.container {
  width: 100%;
  max-width: calc(var(--container-width) + var(--container-gutter) * 2);
  margin: 0 auto;
  padding: 0 var(--container-gutter);
}

/* Section — отступ сверху до предыдущей секции */
.section {
  padding: 60px 0 0;
}

/* Icon (спрайт: img/sprite.svg#id) */
.icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.icon--md {
  width: 24px;
  height: 24px;
}

.icon--sm {
  width: 20px;
  height: 20px;
}

.icon--lg {
  width: 28px;
  height: 28px;
}

.icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-tint-blue);
}

/* Typography */
.eyebrow {
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  line-height: normal;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  color: var(--color-primary);
}

.eyebrow--light {
  text-align: left;
  color: var(--color-accent-light);
}

.title {
  max-width: 660px;
  margin: 0 auto;
  font-size: 22px;
  font-weight: 600;
  line-height: normal;
  text-align: center;
  color: var(--color-title);
}

.title--sm {
  font-size: 18px;
  font-weight: 700;
}

.subtitle {
  max-width: 480px;
  margin: 16px auto 0;
  font-size: 18px;
  font-weight: 400;
  line-height: 24px;
  text-align: center;
}

.text {
  font-size: 18px;
  font-weight: 400;
  line-height: 27px;
}

.text + .text {
  margin-top: 11px;
}

.link,
.accent {
  font-weight: 600;
  color: var(--color-blue);
}

.link:hover {
  text-decoration: underline;
}

/* Dot list */
.list {
  display: grid;
  gap: 9px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.4;
}

.list li {
  position: relative;
  padding-left: 22px;
}

.list li::before {
  content: "";
  position: absolute;
  top: 0.55em;
  left: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.list b {
  font-weight: 600;
}

/* Check list */
.checklist {
  display: grid;
  gap: 24px;
}

.checklist__item {
  display: flex;
  gap: 16px;
}

.checklist__icon {
  width: 28px;
  height: 28px;
}

.checklist__title {
  font-size: 18px;
  font-weight: 700;
  line-height: normal;
  color: var(--color-title);
}

.checklist__text {
  margin-top: 4px;
  font-size: 16px;
  line-height: 1.5;
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 255px;
  height: 48px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--radius-full);
  font-size: 18px;
  font-weight: 500;
  white-space: nowrap;
  transition: background-color var(--transition), color var(--transition);
}

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

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

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

.btn--light:hover {
  background: var(--color-tint);
}

.btn--block {
  width: 100%;
  height: 52px;
  font-size: 18px;
  font-weight: 600;
}

/* Form field */
.field {
  display: grid;
  gap: 8px;
}

.field__label {
  font-size: 14px;
  font-weight: 600;
  line-height: normal;
  color: var(--color-label);
}

.field__input {
  width: 100%;
  height: 48px;
  padding: 0 20px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 400;
  color: var(--color-title);
  background: var(--color-white);
  outline: none;
  transition: border-color var(--transition);
}

.field__input::placeholder {
  color: var(--color-placeholder);
}

.field__input:focus {
  border-color: var(--color-primary);
}

.field__input--area {
  height: 124px;
  padding: 14px 20px;
  border-radius: var(--radius);
  resize: vertical;
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: absolute;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 10;
}

.header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 16px 24px;
  border: 1px solid var(--color-white);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(15px);
}

.header__logos {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header__logos::after {
  content: "";
  order: 1;
  width: 1px;
  height: 20px;
  background: var(--color-line);
}

.header__logo img {
  width: 78px;
}

.header__logo-product {
  order: 2;
  width: 116px;
}

.header__burger {
  display: flex;
  padding: 0;
  border: 0;
  background: none;
}

.header__burger .icon {
  width: 32px;
  height: 32px;
  color: var(--color-title);
}

.header__nav {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius);
  background: #eef0f3;
}

.header__nav.is-open {
  display: flex;
}

.header__menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.header__link {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-title);
  transition: color var(--transition);
}

.header__link:hover {
  color: var(--color-primary);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding: 139px 0 45px;
  overflow: hidden;
  background:
    radial-gradient(80% 40% at 50% 100%, #00b5c5 0%, rgba(0, 181, 197, 0) 100%),
    linear-gradient(180deg, #0c0d2c 0%, #034565 50%, #018ba3 100%);
  color: var(--color-white);
}

.hero__inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero__content {
  text-align: center;
}

.hero__eyebrow {
  font-size: 18px;
  font-weight: 600;
  line-height: normal;
  text-transform: uppercase;
  color: var(--color-accent-light);
}

.hero__eyebrow-sep {
  display: none;
}

.hero__title {
  margin-top: 20px;
  font-size: 32px;
  font-weight: 600;
  line-height: normal;
}

.hero__text {
  margin-top: 20px;
  font-size: 18px;
  line-height: normal;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  margin-top: 20px;
}

.hero__note {
  margin-top: 20px;
  font-size: 16px;
  line-height: normal;
}

/* ==========================================================================
   Features
   ========================================================================== */
.features {
  padding-top: 60px;
}

.features__logo {
  width: 255px;
  margin: 0 auto 40px;
}

.features__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 0;
  margin-top: 40px;
}

.features__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 108px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  line-height: normal;
  text-align: center;
  transition: .3s;
  border-radius: 16px;
}

.features__item:hover {
  background-color: #ffffff;
}

.features__item .icon {
  width: 40px;
  height: 40px;
}

/* ==========================================================================
   Media (картинка + текст)
   ========================================================================== */
.media__inner {
  display: grid;
  gap: 24px;
}

.media {
  padding-top: 40px;
}

.media__title {
  font-size: 22px;
  font-weight: 600;
  line-height: normal;
  color: var(--color-blue);
}

.media--center .media__title {
  font-size: 28px;
  text-align: center;
}

.media__image {
  --bleed: 3.38%;
}

.media__image--wide {
  --bleed: 5.41%;
}

.media__image img {
  width: calc(100% + 2 * var(--bleed));
  max-width: none;
  margin: calc(-1 * var(--bleed));
}

.media__subtitle {
  margin: 24px 0 11px;
  font-weight: 600;
  color: var(--color-blue);
}

.media__content .list {
  margin-top: 11px;
}

.media__subtitle + .list {
  margin-top: 0;
}

/* ==========================================================================
   Banner
   ========================================================================== */
.banner__inner {
  display: grid;
  gap: 24px;
  padding: 32px 24px;
  border-radius: var(--radius);
  background: linear-gradient(199.27deg, #004669 11.6%, #005979 58.7%, #0b0d2c 97.6%);
  color: var(--color-white);
}

.banner__title {
  max-width: 640px;
  margin-top: 20px;
  font-size: 28px;
  font-weight: 600;
  line-height: normal;
}

.banner__text {
  max-width: 560px;
  margin-top: 16px;
  font-size: 18px;
  font-weight: 400;
  line-height: 24px;
  color: var(--color-line);
}

.banner__tags {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.banner__tag {
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 24px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ==========================================================================
   Formats
   ========================================================================== */
.formats__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 0;
  max-width: 960px;
  margin: 40px auto 0;
}

.formats__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 50%;
  min-height: 108px;
  padding: 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  line-height: normal;
  text-align: center;
  transition: background-color var(--transition), color var(--transition);
}

.formats__icon {
  width: 40px;
  height: 40px;
}

.formats__icon--hover {
  display: none;
  color: var(--color-primary-dark);
}

@media (hover: hover) {
  .formats__card:hover {
    background: var(--color-white);
    /*color: var(--color-title);*/
  }

  .formats__card:hover .formats__icon {
    display: none;
  }

  .formats__card:hover .formats__icon--hover {
    display: block;
  }

  /* Нет outline-варианта — оставляем основную иконку */
  .formats__card:hover .formats__icon:only-of-type {
    display: block;
  }
}

/* ==========================================================================
   Audience
   ========================================================================== */
.audience .eyebrow {
  margin-bottom: 24px;
}

.audience__list {
  display: grid;
  gap: 24px;
  margin-top: 40px;
}

.audience__card {
  min-height: 190px;
  padding: 32px 28px;
  border: 1px solid rgba(0, 66, 107, 0.06);
  border-radius: var(--radius);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}

.audience__title {
  margin-top: 20px;
  font-size: 18px;
  font-weight: 700;
  line-height: normal;
  color: var(--color-title);
}

.audience__text {
  margin-top: 12px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
}

/* ==========================================================================
   Flow
   ========================================================================== */
.flow {
  padding-bottom: 60px;
}

.flow__inner {
  display: grid;
  gap: 40px;
}

.flow__card {
  display: none;
  padding: 28px 28px 32px;
  border-radius: var(--radius);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}

.flow__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.flow__dots {
  width: 28px;
  height: 6px;
  background: radial-gradient(circle at 3px 3px, var(--color-line) 3px, transparent 3.5px) 0 0 / 11px 6px repeat-x;
}

.flow__list {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.flow__row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--color-border);
}

.flow__type {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 12px;
  background: var(--color-tint-blue);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.flow__type .icon {
  width: 22px;
  height: 22px;
  color: var(--color-primary-dark);
}

.flow__file {
  display: grid;
  gap: 2px;
  flex-grow: 1;
  font-size: 15px;
  font-weight: 700;
  line-height: normal;
  color: var(--color-title);
}

.flow__meta {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-muted);
}

.flow__badge {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--color-tint-blue-strong);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-dark-blue);
}

.flow__content .title {
  margin-top: 16px;
}

.flow__text {
  margin: 16px 0 32px;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.55;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact {
  padding: 32px 0;
  background: linear-gradient(180deg, #0b0d2c 2.1%, #005979 46.3%, #00abbd 68.5%, #004669 100%);
  color: var(--color-white);
}

.contact__inner {
  display: grid;
  gap: 48px;
}

.contact__title {
  margin-top: 16px;
  font-size: 22px;
  font-weight: 600;
  line-height: normal;
}

.contact__text {
  margin-top: 16px;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--color-light);
}

.contact__list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.contact__item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.35);
}

.contact__item .icon {
  color: var(--color-white);
}

.contact__label {
  display: block;
  font-size: 13px;
  font-weight: 400;
  line-height: normal;
  color: var(--color-light);
}

.contact__value {
  display: block;
  font-size: 18px;
  font-weight: 700;
  line-height: normal;
}

/* Form */
.form {
  padding: 32px 16px;
  border-radius: var(--radius);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}

.form__grid {
  display: grid;
  gap: 20px;
  margin-bottom: 32px;
}

.form__note {
  margin-top: 15px;
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
  color: var(--color-muted);
}

/* ==========================================================================
   Tablet ≥ 768
   ========================================================================== */
@media (min-width: 768px) {
  .container {
    --container-gutter: 32px;
  }

  .title {
    font-size: 28px;
    font-weight: 600;
  }

  .features__list {
    grid-template-columns: repeat(3, 1fr);
  }

  .formats__list {
    gap: 25px 24px;
  }

  .formats__card {
    width: 222px;
    height: 140px;
    gap: 12px;
    padding: 12px 24px;
    border-radius: 16px;
    font-size: 16px;
    line-height: normal;
  }

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

  .audience__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .flow__card {
    display: block;
  }

  .form {
    padding: 40px;
  }

  .form__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .field--full {
    grid-column: 1 / -1;
  }
}

/* ==========================================================================
   Desktop ≥ 1024
   ========================================================================== */
@media (min-width: 1024px) {
  .section {
    padding-top: 100px;
  }

  .title {
    font-size: 32px;
  }

  .subtitle {
    margin-top: 20px;
  }

  /* Header */
  .header {
    top: 27px;
  }

  .header__inner {
    padding: 0 8px 0 40px;
  }

  .header__logo img {
    width: 98px;
  }

  .header__logo-product {
    width: 146px;
  }

  .header__logos {
    gap: 24px;
  }

  .header__logos::after {
    height: 25px;
  }

  .header__burger {
    display: none;
  }

  .header__nav {
    position: static;
    display: flex;
    flex-direction: row;
    gap: 174px;
    padding: 0;
    background: none;
  }

  .header__menu {
    flex-direction: row;
    gap: 32px;
  }

  .header__btn {
    min-width: 198px;
  }

  /* Hero */
  .hero {
    padding: 132px 0 47px;
    background: var(--gradient-dark);
  }

  .hero__inner {
    flex-direction: row-reverse;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }

  .hero__content {
    flex: 0 0 50%;
    text-align: left;
  }

  .hero__eyebrow {
    font-size: 22px;
    font-weight: 600;
  }

  .hero__eyebrow-sep {
    display: inline;
  }

  .hero__title {
    margin-top: 36px;
    font-size: 56px;
    font-weight: 700;
    line-height: 1.15;
  }

  .hero__text {
    max-width: 714px;
    margin-top: 56px;
    font-size: 22px;
    font-weight: 600;
  }

  .hero__actions {
    flex-direction: row;
    gap: 24px;
    margin-top: 36px;
  }

  .hero__actions .btn {
    min-width: 0;
  }

  .hero__note {
    margin-top: 36px;
  }

  /* Ноутбук выходит за левый край контейнера */
  .hero__image {
    flex: 0 1 900px;
    min-width: 0;
    max-width: none;
    margin-left: min(-64px, calc(50px - (100vw - var(--container-width)) / 2));
  }

  /* Features */
  .features {
    padding-top: 60px;
  }

  .features__logo {
    width: 524px;
    margin-bottom: 60px;
  }

  .features__list {
    grid-template-columns: repeat(5, 222px);
    justify-content: space-between;
    gap: 25px 0;
  }

  .features__item {
    min-height: 140px;
    gap: 12px;
    padding: 12px 40px;
    font-size: 16px;
    line-height: normal;
    color: var(--color-text);
  }

  .features__item .icon {
    width: 56px;
    height: 56px;
  }

  /* Media */
  .media {
    padding-top: 60px;
  }

  .media__inner {
    grid-template-columns: 592px 1fr;
    grid-template-areas:
      "image title"
      "image content";
    grid-template-rows: auto 1fr;
    column-gap: 24px;
    row-gap: 11px;
    align-items: start;
    padding-top: 4px;
  }

  .media__title {
    grid-area: title;
    max-width: 500px;
    font-size: 28px;
    font-weight: 700;
  }

  .media--center .media__title {
    text-align: left;
  }

  .media__image {
    grid-area: image;
  }

  .media__content {
    grid-area: content;
    max-width: 550px;
  }

  .media__content .text {
    font-size: 16px;
    line-height: 1.7;
  }

  .media__content .list {
    font-size: 15px;
    line-height: 23px;
  }

  /* Banner */
  .banner__inner {
    grid-template-columns: 1fr 520px;
    align-items: center;
    gap: 48px;
    padding: 56px 64px;
  }

  /* Audience */
  .audience__list {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  /* Flow */
  .flow {
    padding-bottom: 100px;
  }

  .flow__inner {
    grid-template-columns: 592px 1fr;
    align-items: center;
    gap: 48px;
  }

  .flow__content .eyebrow,
  .flow__content .title {
    margin-left: 0;
    text-align: left;
  }

  .features__subtitle {
    max-width: 360px;
  }

  .formats__list {
    margin-top: 60px;
  }

  .formats .subtitle {
    margin-top: 24px;
  }

  /* Contact */
  .contact {
    padding: 90px 0;
    background: linear-gradient(209.84deg, #004669 11.6%, #00abbd 39.3%, #005979 58.7%, #0b0d2c 97.6%);
  }

  .contact__inner {
    grid-template-columns: 1fr 592px;
    gap: 64px;
    align-items: start;
  }

  .contact__title {
    font-size: 32px;
  }

  .contact__text,
  .contact__list {
    max-width: 480px;
  }

  .contact__list {
    margin-top: 32px;
  }
}

/* ==========================================================================
   Wide ≥ 1440
   ========================================================================== */
@media (min-width: 1440px) {
  /* Текст выходит за правый край контейнера */
  .hero__content {
    flex-basis: 720px;
    margin-right: min(0px, calc(150px - (100vw - var(--container-width)) / 2));
  }
}