:root {
  --bg: #fffaf1;
  --bg-soft: rgba(255, 250, 241, 0.3);
  --bg-warm: rgba(242, 236, 226, 0.3);
  --bg-sponsors: rgba(244, 244, 245, 0.07);

  --text: #080a0a;
  --title: #003527;
  --black: #000000;
  --muted: rgba(0, 53, 39, 0.65);

  --primary: #5359e9;
  --primary-2: #5359e8;
  --dark: #131032;

  --grad-title: linear-gradient(
    90deg,
    rgba(97, 78, 250, 1) 31%,
    rgba(22, 169, 255, 1) 54%
  );
  --grad-pill: linear-gradient(
    180deg,
    rgba(99, 201, 255, 1) 28%,
    rgba(83, 89, 233, 1) 71%
  );
  --grad-border: linear-gradient(
    134deg,
    rgba(145, 131, 255, 0) 0%,
    rgba(22, 169, 255, 0.25) 0%,
    rgba(141, 50, 194, 0.5) 5%,
    rgba(92, 80, 190, 0.75) 33%,
    rgba(54, 40, 140, 1) 100%
  );

  --shadow-sm: 0 4px 4px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
html {
  scroll-padding-top: calc(4.6875rem + 1.5rem);
}
body {
  margin: 0;
  font-family:
    Poppins,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-top: 4.6875rem;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input {
  font: inherit;
}

.container {
  width: min(80rem, calc(100% - 2.5rem));
  margin: 0 auto;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(240, 239, 243, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(83, 89, 233, 0.23);
}
.header__inner {
  height: 4.6875rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand__logo,
.footer__logo {
  display: block;
  width: 213px;
  height: 35px;
}
.nav {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__link {
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 42px;
  padding: 12px 16px;
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  transition:
    transform 0.12s ease,
    filter 0.12s ease;
  will-change: transform;
}
.btn:active {
  transform: translateY(1px);
}
.btn--small {
  padding: 12px 16px;
  border-radius: 42px;
  font-size: 16px;
  font-weight: 700;
}
.btn--lg {
  padding: 12px 16px;
  border-radius: 37px;
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
  font-weight: 700;
}
.btn--primary {
  background: var(--primary);
  color: #fff;
  transition: background 0.2s;
}
.btn--primary:hover {
  background: #3a40d4;
}
.btn--outline {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s;
}
.btn--outline:hover {
  background: #3a40d4;
  border-color: #3a40d4;
  color: #fff;
}
.btn--pill {
  border-radius: 20px;
  padding: 12px 48px;
  background: var(--primary-2);
  color: #fff;
  transition: background 0.2s;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.21;
}
.btn--pill:hover {
  background: #3a40d4;
}

.hero {
  position: relative;
  overflow: hidden;
}
.hero--primary {
  background: var(--bg-soft);
  padding: 40px 0px 120px;
}
.hero--secondary {
  background: var(--bg-soft);
  padding: 80px 0 120px;
}
.hero__bg {
  position: absolute;
  /* Figma x=792.5px относительно полотна 1920: left = 50% + (792.5 - 960) */
  left: calc(50% - 167.5px);
  top: 70px;
  width: 696px;
  height: auto;
  opacity: 0.9;
  pointer-events: none;
}
.hero__bg--secondary {
  /* Figma x=-399.5px относительно полотна 1920: left = 50% - (960 - (-399.5)) */
  left: calc(50% - 1359.5px);
  top: 110px;
  opacity: 0.7;
}

.hero__bg-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__bg--about {
  max-width: 346px;
  top: 26px;
  left: calc(46% + 372px);
  opacity: 1;
}
.hero__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2px;
  min-height: 484px;
}
.hero__inner--secondary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  margin-bottom: 120px;
}

.hero__content {
  width: min(800px, 100%);
}
.hero__title {
  margin: 0 0 18px;
  font-weight: 700;
  font-size: clamp(3rem, 1.4rem + 2.2vw, 4.125rem);
  line-height: 1.2;
  color: var(--title);
}

.hero__title--accent {
  display: inline-block;
  background: var(--grad-title);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__lead {
  margin: 0 0 28px;
  font-family:
    "Plus Jakarta Sans",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 20px;
  line-height: 1.85;
  color: rgba(0, 0, 0, 0.65);
  max-width: 722px;
}
.hero__visual {
  flex: 1;
  width: min(580px, 48vw);
}
.hero__visual--secondary {
  /* width: min(760px, 56vw); */
}
.hero__img {
  width: 100%;
  height: auto;
}
.hero__content--secondary {
  width: calc(960px - 234px);
  max-width: 100%;
}
.hero__text--secondary {
  margin: 16px 0 0;
  font-family:
    "Plus Jakarta Sans",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 20px;
  line-height: 1.85;
  color: rgba(0, 0, 0, 0.65);
  width: 100%;
  max-width: none;
}

.hero--secondary .section-title--dark {
  width: 100%;
  white-space: nowrap;
}
.hero__img--secondary {
  border-radius: 24px;
  width: 100%;
  height: auto;
  max-width: 743px;
  display: none;
}

/* .sponsors {
  padding: 80px 0 120px;
} */
.sponsors__viewport {
  background: var(--bg-sponsors);
  padding: 50px 0;
  overflow: hidden;
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 10%,
    #000 90%,
    transparent 100%
  );
}
.sponsors__track {
  display: flex;
  align-items: center;
  gap: 139px;
  padding: 0 40px;
  width: max-content;
  animation: marquee 22s linear infinite;
}
.sponsors__logo {
  width: 203px;
  height: 56px;
  flex: 0 0 auto;
  filter: saturate(0.95);
}
@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .sponsors__track {
    animation: none;
  }
}

.section {
  padding: clamp(3.5rem, 4vw, 5rem) 0 clamp(5rem, 6vw, 7.5rem);
}
.section--dark {
  background: var(--dark);
  color: #fff;
}

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

.prozr_data .section-title {
  text-align: center;
}
.section--warm {
  background: var(--bg-warm);
}
.section--light {
  background: transparent;
}
.section--form {
  background: #f4f4f5;
  padding-bottom: 30px;
}

.section-title {
  font-weight: 600;
  font-size: 45px;
  line-height: 1.4;
}
.section-title--dark {
  margin: 0 0 18px;
  font-weight: 600;
  font-size: 45px;
  line-height: 1.4;
  text-align: center;

  color: #5359e9;
}
.section-title--gradient {
  background: var(--grad-title);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-align: center;
}
.section-title--center {
  text-align: center;
}

.section-subtitle {
  margin: 0 auto 40px;
  font-weight: 400;
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
  line-height: 1;
  text-align: center;
  max-width: 1220px;
  color: #fff;
}

.cards {
  display: flex;
  gap: 80px;
  justify-content: center;
  flex-wrap: wrap;
}
.card {
  position: relative;
  width: min(22.0625rem, 100%);
  min-height: 423px;
  border: 4px solid transparent;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(
        47deg,
        rgba(145, 131, 255, 0) 0%,
        rgba(22, 169, 255, 0.25) 12%,
        rgba(141, 50, 194, 0.5) 18%,
        rgba(92, 80, 190, 0.75) 42%,
        rgba(54, 40, 140, 1) 100%
      )
      border-box;
  background-clip: padding-box, border-box;
  background-origin: padding-box, border-box;
  border-radius: 15px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  color: var(--black);
}
.card__icon {
  width: clamp(80px, 10vw, 190px);
  height: clamp(75px, 9.5vw, 180px);
}
.card__title {
  margin: 0;
  font-weight: 400;
  font-size: 24px;
  line-height: 1.5;
  text-align: left;
}
.card__body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card__text {
  margin: 0;
  font-weight: 400;
  font-size: 20px;
  line-height: 1.5;
  text-align: left;
  color: var(--black);
}

.text-accent {
  font-weight: 700;
  color: var(--primary);
}

.why {
  display: flex;
  flex-direction: column;
  gap: 48px;
  align-items: stretch;
  margin-top: 40px;
}
.why__sub {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.why__row {
  display: grid;
  grid-template-columns: 1fr min(23.75rem, 38vw);
  gap: 48px;
  align-items: start;
}
.why__sub--mirrored .why__row {
  grid-template-columns: min(23.75rem, 38vw) 1fr;
}
.why__sub--mirrored .why__col {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.why__sub--mirrored .why__list {
  padding-left: 0;
  padding-right: 24px;
  direction: rtl;
}
.why__sub--mirrored .why__list li::before {
  left: auto;
  right: -18px;
}
.why__sub--mirrored .why__block--full {
  text-align: left;
}
.why__sub--mirrored .why__col > .btn {
  align-self: flex-start;
}
.why__sub--mirrored .why__block--full .why__list {
  direction: ltr;
  padding-left: 24px;
  padding-right: 0;
}
.why__sub--mirrored .why__block--full .why__list li::before {
  left: -18px;
  right: auto;
}
.why__art {
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.why__art--primary {
  transform: translateY(-100px);
}
.why__art--secondary {
  max-width: 100%;
  flex: 0 0 auto;
}
.why__art--secondary .why__rocket-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.why__rocket {
  display: flex;
  justify-content: center;
}
.why__block--full {
  width: 100%;
  align-self: stretch;
}

.why__block {
  background: rgba(255, 255, 255, 0.7);
  border-radius: 16px;
  padding: 20px 18px;
  margin-bottom: 20px;
  backdrop-filter: blur(6px);
}
.why__title {
  margin: 0 0 12px;
  font-weight: 700;
  font-size: 24px;
  line-height: 1.5;
  color: var(--black);
}
.why__list {
  margin: 0;
  padding-left: 24px;
  list-style: none;
  color: rgba(0, 0, 0, 0.72);
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 16px;
  line-height: 1.5;
}
.why__list li {
  position: relative;
  font-family: "Poppins", system-ui, sans-serif;
}
.why__list li::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 0.45em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(180deg, #5359e9 0%, #16a9ff 61%);
}
.why__img {
  border-radius: 18px;
  /* max-height: 489px; */
  height: auto;
  width: auto;
  max-width: 100%;
}
.why__img--mirror {
  transform: scaleX(-1);
}
.why__rocket-img {
  max-height: 489px;
  height: auto;
  width: auto;
  max-width: 100%;
}

.simple-start__stage {
  margin-top: 32px;
  padding: 40px 0 120px;
  display: flex;
  justify-content: flex-start;
}
.simple-start__cards {
  width: 100%;
  max-width: 1280px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 40px;
}

.simple-start__card {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 70px;
  position: relative;
  overflow: hidden;
  border: 0;
  border-color: transparent;
  padding: 10px 20px;
  border-radius: 25px;
  background: transparent;
  color: #fff;
}

.simple-start__card > * {
  position: relative;
  z-index: 1;
}

.simple-start__card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 25px;
  background: linear-gradient(47deg, #453c9e 0%, #bcbeff 100%);
  /* Cut the corner by making the gradient layer itself transparent there (no seam between layers). */
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - 108px),
    calc(100% - 199px) 100%,
    0 100%
  );
  transform: translateZ(0);
  z-index: 0;
}

.simple-start__card::after {
  content: none;
}

.simple-start__icon {
  flex: 0 0 auto;
}

.simple-start__corner {
  position: absolute;
  right: -24px;
  bottom: -17px;
  width: 250px;
  height: 172px;
  transform: rotate(-1deg);
  transform-origin: right bottom;
  opacity: 0.9;
  z-index: 3;
  pointer-events: none;
}

.simple-start__text {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.simple-start__title {
  margin: 0;
  font-weight: 600;
  font-size: 40px;
  line-height: 1.5;
}

.simple-start__subtitle {
  margin: 0;
  font-weight: 400;
  font-size: 40px;
  line-height: 1.5;
}

.form-card {
  width: min(613px, 100%);
  margin: 0 auto;
  padding: 40px 30px;
  background: #f6f6fb;
  border-radius: 25px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-family: "Poppins", system-ui, sans-serif;
}
.form-card__title {
  margin: 0 0 10px;
  font-weight: 600;
  font-size: 35px;
  line-height: 1.4;
  color: var(--black);
  text-align: center;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}
.field__label {
  font-family:
    "Poppins",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 18px;
  line-height: 1.21;
  color: #020103;
}
.field__input {
  height: 59px;
  border-radius: 29px;
  border: 2px solid transparent;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(to right, #16a9ff 0%, #36288c 100%) border-box;
  background-clip: padding-box, border-box;
  background-origin: padding-box, border-box;
  padding: 0 14px 0 30px;
  outline: none;
  box-shadow: none;
}
.field__input::placeholder {
  color: #b0aeae;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 16px;
}
.field__input:focus {
  border-color: #16a9ff;
}
/* Инпут с ошибкой */
.field__input--error {
  border-color: #e53935 !important;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(to right, #e53935, #e53935) border-box !important;
}
/* Inline-сообщение об ошибке справа внутри поля */
.field__error {
  position: absolute;
  right: 20px;
  bottom: 50%;
  transform: translateY(50%);
  font-size: 14px;
  color: #e53935;
  pointer-events: none;
  white-space: nowrap;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px;
  width: 420px;
  max-width: 100%;
  margin: 8px 0 0;
}
.check__input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.check__box {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.check__text {
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 14px;
  line-height: 1.21;
  color: rgba(0, 53, 39, 0.45);
}
.check__input:checked + .check__box {
  background: #fff;
  box-shadow: 0 0 0 2px #16a9ff;
}
.check__input:checked + .check__box::after {
  content: "";
  display: block;
  width: 9px;
  height: 5px;
  border-left: 2px solid #16a9ff;
  border-bottom: 2px solid #16a9ff;
  transform: rotate(-45deg) translateY(-1px);
}
.check--error .check__box {
  box-shadow: 0 0 0 2px #e53935;
}
.check--error .check__text {
  color: #e53935;
}

/* Кнопка неактивна */
#submitBtn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--submit {
  width: 241px;
  height: 43px;
  margin: 8px auto 0;
  border-radius: 33px;
  padding: 20px;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.21;
}

.form-card__hint {
  margin: 10px 0 0;
  text-align: center;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 14px;
  color: rgba(0, 0, 0, 0.55);
  min-height: 18px;
}

.footer {
  background: var(--dark);
  color: #fff;
  padding: 80px 0 65px;
}
.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
}
.footer__brand {
  width: 200px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.footer__mail {
  font-family:
    "Poppins",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 14px;
  line-height: 1.21;
}
.footer__meta {
  /* width: 328px; */
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-end;
  text-align: right;
}
.footer__link {
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 14px;
  line-height: 1.21;
  color: #d6d6d6;
}
.footer__br {
  display: none;
}

.footer__copy {
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  font-size: 14px;
  line-height: 1.21;
  color: #d6d6d6;
}

/* Адаптация для больших экранов (>1920px): абсолютные элементы привязаны к центру через calc() */
@media (min-width: 1921px) {
  /* Контент растягивается до 1920px и центрируется */
  .container {
    width: min(1880px, calc(100% - 2.5rem));
  }

  .simple-start__stage {
    justify-content: center;
  }

  .simple-start__cards {
    max-width: 1880px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .simple-start__icon {
    width: 187px;
    height: 357px;
  }

  .simple-start__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  .simple-start__title {
    font-size: 30px;
  }
  .simple-start__card {
    gap: 30px;
  }

  .simple-start__subtitle {
    font-size: 24px;
  }
  /* .footer__meta {
    max-width: 328px;
  } */

  /* prozr_data: карточки горизонтально, иконка слева */
  .prozr_data .cards {
    flex-direction: column;
    align-items: stretch;
    gap: 32px;
  }

  .prozr_data .card {
    flex-direction: row;
    align-items: center;
    width: 100%;
    min-height: auto;
    gap: 40px;
    text-align: left;
  }

  .prozr_data .card__icon {
    flex: 0 0 auto;
  }

  .prozr_data .card__body {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .prozr_data .card__title,
  .prozr_data .card__text {
    text-align: left;
    font-size: 30px;
  }
  .card__title {
    font-weight: 500;
  }

  /* Абсолютные фоны пересчитаны относительно центра экрана */

  .hero__bg--secondary {
    left: calc(50% - 1359.5px);
  }

  .hero__bg--about {
    width: 560px;
    left: calc(40% + 463px);
  }

  .hero__img--secondary {
    display: block;
    max-width: 900px;
  }
  .form-card {
    width: 100%;
    max-width: 900px;
  }
  .footer__brand {
    gap: 6px;
  }

  .hero__lead,
  .hero__text--secondary,
  .section-subtitle {
    font-size: 30px;
  }
  .why {
    gap: 100px;
  }

  .why__list,
  .why__list li {
    font-size: 30px;
  }

  .why__title {
    font-size: 30px;
  }

  .footer__link,
  .footer__copy {
    font-family: "Poppins", system-ui, sans-serif;
    font-size: 24px;
  }

  .footer__mail {
    font-size: 24px;
  }
}

/* адаптив под размер */

@media (max-width: 1440px) {
  .why__list,
  .why__list li {
    font-size: 20px;
  }
  .simple-start__subtitle {
    font-size: 37px;
  }
}
@media (max-width: 1100px) {
  .container {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  .hero__inner {
    align-items: flex-start;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2px;
    min-height: 390px;
  }
  .hero__content {
    width: min(560px, 100%);
  }
  .hero__visual {
    width: min(420px, 80%);
    margin-left: auto;
  }
  .hero__img {
    width: 100%;
    height: auto;
    max-width: 420px;
  }
  .hero__img--secondary {
    display: none;
  }
  .hero__bg--about {
    top: 57px;
    left: calc(47% + 157px);
  }
  .hero__bg--primary {
    display: none;
  }
  .hero__title {
    font-size: 42px;
  }
  .hero--secondary {
    padding: 30px 0 120px;
  }
  .card {
    position: relative;
    width: min(18.0625rem, 100%);
  }
  .cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 18.0625rem));
    gap: 16px;
    margin: 0 auto;
    width: fit-content;
    max-width: 100%;
  }

  .why {
    gap: 100px;
  }
  .section--warm {
    padding-bottom: 7.5rem;
  }

  .why__row {
    align-items: center;
  }
  .why__art--primary {
    transform: none;
    display: flex;
    justify-content: flex-end;
    width: 100%;
  }
  .why__rocket-img {
    max-height: 300px;
    padding-right: 178px;
  }
  .why__img {
    max-width: 380px;
    max-height: 300px;
  }
  .why__sub--mirrored .why__row {
    grid-template-columns: 1fr 1fr;
  }
  .why__sub--mirrored .why__art--secondary {
    display: flex;
    justify-content: flex-start;
    width: 100%;
  }
  .simple-start__stage {
    padding: 24px 16px 80px;
  }
  /* .simple-start__card {
    flex-direction: column;
    align-items: flex-start;
    border-radius: 28px;
    padding: 16px 20px;
  } */
  /* .simple-start__icon {
    width: 72px;
    height: 72px;
  } */

  .simple-start__title {
    font-size: 35px;
  }
  .simple-start__subtitle {
    font-size: 30px;
  }

  .simple-start__icon {
    width: 200px;
    height: 200px;
  }

  .simple-start__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }
}

@media (max-width: 1025px) {
  .hero__visual {
    width: min(380px, 80%);
  }

  .hero__bg--about {
    max-width: 346px;
    top: 96px;
  }
  .simple-start__card {
    gap: 26px;
  }
  .simple-start__text {
    width: clamp(280px, 60%, 400px);
    max-width: 100%;
  }
  .simple-start__subtitle {
    font-size: clamp(1rem, 2.2vw, 1.5625rem);
  }
  .check {
    margin: 0;
    text-align: start;
  }
  .footer__brand {
    gap: 0px;
  }
}

@media (max-width: 769px) {
  .why__list li {
    font-size: 14px;
  }

  .sponsors__track {
    height: 2.5rem;
  }

  .sponsors__logo {
    height: 100%;
    width: auto;
  }

  .hero__inner {
    min-height: 288px;
  }
  .hero__inner--secondary {
    margin-bottom: 0;
  }

  .hero__title {
    font-size: clamp(1.25rem, 3.5vw, 1.875rem);
  }
  .hero__bg--about {
    max-width: 235px;
    top: 40px;
    left: calc(40% + 157px);
  }

  .hero__lead {
    font-size: clamp(0.875rem, 2vw, 1.125rem);
  }

  .section-title,
  .section-title--dark {
    font-size: clamp(1.125rem, 3vw, 1.75rem);
  }

  .hero__text,
  .card__text,
  .why__text,
  p {
    font-size: clamp(0.875rem, 2vw, 1rem);
    text-align: start;
    padding-top: 12px;
  }
  .card {
    min-height: 320px;
  }
  .card__title {
    line-height: 1.2;
  }
  .cards {
    gap: 0;
  }

  .hero__content {
    width: clamp(280px, 51%, 400px);
  }
  .why__rocket-img {
    padding-right: 35px;
  }

  .section-subtitle,
  .card__title,
  .why__title,
  .simple-start__title {
    font-size: clamp(1.125rem, 2.2vw, 1.25rem);
    text-align: start;
  }

  li,
  .simple-start__subtitle,
  label,
  input,
  .footer__meta,
  .footer__link,
  .footer__mail,
  button {
    font-size: clamp(0.875rem, 1.8vw, 1rem);
  }

  .btn--lg,
  .btn--submit,
  .btn--pill {
    font-size: clamp(0.875rem, 1.8vw, 0.9375rem);
    font-family: "Poppins", system-ui, sans-serif;
  }

  .btn--pill {
    border-radius: 20px;
    padding: 5px 34px;
  }

  .nav__link {
    font-size: clamp(0.875rem, 1.8vw, 0.9375rem);
  }

  .hero--primary {
    padding-bottom: 2rem;
  }
  .hero--secondary,
  .section--warm {
    padding-bottom: 5rem;
  }

  .simple-start__text {
    width: clamp(265px, 40%, 391px);
  }
  .simple-start__icon {
    max-width: 150px;
    /* height: 200px; */
  }
  .simple-start__corner {
    position: absolute;
    right: -14px;
    bottom: -45px;
    max-width: 185px;
    min-height: 202px;
  }
  .simple-start__stage {
    padding: 0;
  }

  .footer,
  .footer p,
  .footer__link,
  .footer__mail,
  .footer__meta,
  .footer__copy,
  .check__text {
    font-family: "Poppins", system-ui, sans-serif;
  }

  .form,
  .form label,
  .form input,
  .form button,
  .field__label,
  .field__input {
    font-family: "Poppins", system-ui, sans-serif;
  }
  .form-card {
    width: min(446px, 100%);
    gap: 8px;
  }

  .field__label {
    font-size: clamp(0.875rem, 1.8vw, 0.9375rem);
  }

  .field__input {
    font-size: clamp(0.8125rem, 1.6vw, 0.875rem);
  }
  .footer__brand {
    gap: 0;
  }

  .simple-start__subtitle {
    font-size: 1rem;
  }
}
/* Бургер — скрыт по умолчанию */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
}

.burger__line {
  display: block;
  width: 24px;
  height: 2px;
  background: #d6d6d6;
  border-radius: 2px;
  transition:
    transform 0.3s,
    opacity 0.3s;
}

/* Крестик при открытом меню */
.burger.is-open .burger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.burger.is-open .burger__line:nth-child(2) {
  opacity: 0;
}
.burger.is-open .burger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Мобильное меню — скрыто по умолчанию */
.mobile-menu {
  display: none;
  position: fixed;
  top: 4.6875rem;
  right: 0;
  width: 40%;
  background: rgba(30, 28, 60, 0.97);
  backdrop-filter: blur(12px);
  flex-direction: column;
  padding: 1rem 1.25rem;
  gap: 1rem;
  z-index: 999;
  transform: translateY(-10px);
  opacity: 0;
  transition:
    transform 0.3s,
    opacity 0.3s;
}

.mobile-menu.is-open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu__link {
  color: #fff;
  font-family: "Poppins", system-ui, sans-serif;
  font-size: 1rem;
  text-decoration: none;
  padding: 0.25rem 0;
}

.mobile-menu__link:hover {
  color: #16a9ff;
}

@media (max-width: 426px) {
  .hero__title {
    width: 100%;
    text-align: left;
    font-size: 1.8rem;
  }

  .burger {
    display: flex;
  }

  .nav {
    display: none;
  }

  .header {
    position: fixed;
  }

  .container {
    padding-left: 0.9375rem;
    padding-right: 0.9375rem;
  }
  .hero--secondary .section-title--dark {
    white-space: normal;
  }
  /* .hero__title {
    font-size: 2rem;
  } */

  .hero__img {
    display: none;
  }

  .hero__bg--about {
    max-width: 154px;
    top: 257px;
    left: calc(-16% + 175px);
    margin-top: 40px;
  }
  .hero__inner--secondary {
    justify-content: center;
    gap: 0;
    margin-bottom: 0px;
    text-align: center;
  }
  .hero--secondary,
  .section--warm {
    padding-bottom: 13rem;
  }
  .section-subtitle {
    font-size: 1rem;
    text-align: center;
  }

  .hero__inner {
    justify-content: center;
    align-items: center;
  }

  .hero__content {
    width: 100%;
    text-align: center;
    align-items: center;
  }
  .sponsors__viewport {
    padding: 20px 0;
  }

  .hero__lead,
  .section-title,
  .section-title--dark {
    text-align: left;
  }
  .simple-start__title {
    font-size: 1.125rem;
  }
  .simple-start__icon {
    max-width: 100px;
  }
  .simple-start__cards {
    gap: 20px;
  }

  .simple-start__card {
    width: min(362px, 100%);
    min-height: unset;
    height: 127px;
    padding: 0.3rem;
    gap: 0;
  }

  .simple-start__corner {
    width: 91px;
    height: auto;
    right: -12px;
    bottom: -85px;
    transform: rotate(-0.6deg);
    transform-origin: center center;
  }

  .simple-start__card::before {
    /* transform: translateX(50px); */
    clip-path: polygon(
      0 0,
      100% 0,
      100% calc(100% - 40px),
      calc(100% - 80px) 100%,
      0 100%
    );
  }
  .simple-start__subtitle {
    padding-top: 0;
  }
  .card__title {
    font-size: 1rem;
  }

  .section--form {
    padding-bottom: 1.25rem;
  }

  .footer {
    padding: 40px 0 30px;
  }

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

  .footer__br {
    display: none;
  }

  .footer__brand {
    align-items: center;
    order: -1;
    gap: 12px;
  }

  .footer__meta {
    align-items: center;
    text-align: center;
    width: 100%;
  }

  .form-card {
    width: min(446px, 89%);
    padding: 20px 30px;
  }
  .card {
    width: min(16.0625rem, 100%);
    align-items: center;
  }
  .cards {
    grid-template-columns: repeat(1, minmax(0, 18.0625rem));
    justify-content: center;
    justify-items: center;
  }
  .section-title--gradient,
  .section-title--dark,
  .section-title--center {
    font-size: 1.5rem;
  }
  .section-title--center {
    text-align: center;
  }

  .why {
    margin-top: 15px;
    gap: 40px;
  }
  .why__img {
    max-width: 100px;
  }

  .why__row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .why__art {
    order: -1;
  }
  .why__rocket-img {
    max-height: 126px;
  }
  .why__art--primary {
    justify-content: center;
  }

  .hero--secondary {
    padding-top: 2.5rem;
  }

  .section--light,
  .section--warm {
    padding-top: 2.5rem;
    padding-bottom: 2rem;
  }

  .section--dark.prozr_data {
    padding-top: 2.5rem;
    padding-bottom: 2rem;
  }

  .prozr_data .section-title {
    max-width: 302px;
  }
}
@media (max-width: 376px) {
  .btn--outline.btn--lg {
    display: block;
    margin-right: auto;
  }
  .sponsors__track {
    height: 1.7rem;
    gap: 84px;
  }

  .hero__bg--about {
    top: 291px;
    left: calc(-27% + 175px);
  }
  .hero__title {
    font-size: 1.5rem;
  }
  .hero__text--secondary {
    margin: 0;
  }

  .simple-start__stage {
    justify-content: center;
  }
  .simple-start__subtitle {
    font-size: clamp(0.875rem, 1.8vw, 1rem);
  }
  .footer__brand {
    gap: 20px;
  }

  .field__error {
    top: 50%;
    bottom: auto;
    transform: translateY(-50%);
  }
  .field__error {
    top: 79%;
    bottom: auto;
    transform: translateY(-50%);
  }

  .field__input {
    height: 54px;
  }

  .form-card {
    padding-left: 0;
    padding-right: 0;
  }

  .why__col,
  .why__sub--mirrored .why__col {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: left;
  }

  .hero__content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}
@media (max-width: 321px) {
  .hero__title {
    font-size: 2rem;
  }

  .section-title,
  .section-title--gradient,
  .section-subtitle {
    text-align: left !important;
  }
  .field__input {
    width: 242px;
  }

  .sponsors__viewport {
    padding: 10px 0;
  }

  .why__col > .btn--pill {
    display: block;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }

  .footer__meta {
    gap: 8px;
  }
  .footer__brand {
    gap: 0;
  }

  .section-subtitle {
    font-size: 0.9375rem;
    padding-top: 0;
  }
  .hero__bg--about {
    top: 334px;
  }
}