@media (min-width: 768px) {
  .js .cis-schedule:not(.is-tabs-ready) .cis-schedule-panel:not(:first-child) {
    display: none;
  }

  .cis-schedule.is-tabs-ready .cis-schedule-panel + .cis-schedule-panel {
    margin-top: 0;
  }
}

@media (max-width: 1279px) {
  .cis-site-header__inner {
    grid-template-columns: minmax(220px, 1fr) auto auto;
    gap: 18px;
  }

  .cis-brand__caption {
    display: none;
  }

  .cis-primary-menu {
    gap: 15px;
  }

  .cis-primary-menu a {
    font-size: 0.74rem;
  }

  .cis-hero__grid {
    grid-template-columns: minmax(0, 0.96fr) minmax(390px, 1.04fr);
  }

  .cis-sections__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .js .cis-people__track .cis-person-card {
    min-width: calc((100% - 40px) / 3);
  }

  .cis-site-footer__grid {
    grid-template-columns: 1.2fr 0.7fr 1fr;
  }

  .cis-site-footer__grid > div:last-child {
    grid-column: 2 / -1;
  }
}

@media (max-width: 1023px) {
  :root {
    --header-height: 76px;
  }

  .cis-desktop-nav,
  .cis-button--header {
    display: none;
  }

  .cis-site-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .cis-menu-toggle {
    display: inline-flex;
  }

  .cis-hero {
    min-height: auto;
  }

  .cis-hero__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cis-hero__content {
    max-width: 850px;
  }

  .cis-hero__title {
    max-width: 100%;
    font-size: clamp(3.35rem, 9.8vw, 6.6rem);
  }

  .cis-hero__visual {
    width: min(82%, 620px);
    justify-self: center;
  }

  .cis-organizers__panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }


  .cis-section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cis-section-heading--with-controls {
    grid-template-columns: 1fr auto;
  }

  .cis-schedule-item__time {
    min-width: 150px;
  }

  .cis-registration__card {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .cis-registration .cis-button {
    grid-column: 2;
    justify-self: start;
  }

  .cis-section-hero__grid {
    grid-template-columns: 1fr;
  }

  .cis-section-hero__visual {
    width: min(78%, 620px);
  }

  .cis-section-detail__layout {
    grid-template-columns: 1fr;
  }

  .cis-section-venue {
    position: static;
    grid-row: 1;
  }
}

@media (max-width: 782px) {
  .admin-bar .cis-site-header {
    top: 46px;
  }
}

@media (max-width: 767px) {
  .cis-container {
    width: min(calc(100% - 32px), var(--container));
  }

  .cis-section {
    padding-block: 72px;
  }

  .cis-site-header {
    position: relative;
  }

  .admin-bar .cis-site-header {
    top: 0;
  }

  .cis-brand__title {
    font-size: 1rem;
  }

  .cis-brand__logo {
    max-width: 150px;
    height: 42px;
  }

  .cis-brand__mark {
    width: 42px;
    height: 42px;
  }

  .cis-hero {
    padding-top: 44px;
    padding-bottom: 72px;
  }

  .cis-hero__grid {
    min-height: auto;
  }

  .cis-hero__title {
    font-size: clamp(2.35rem, 10.8vw, 4.6rem);
    letter-spacing: -0.042em;
    line-height: 0.94;
  }

  .cis-hero__title-line:last-child {
    margin-left: 0;
  }

  .cis-hero__facts,
  .cis-hero__actions {
    display: grid;
  }

  .cis-hero__actions .cis-button {
    width: 100%;
  }

  .cis-hero__visual {
    width: min(92%, 560px);
  }

  .cis-hero-orbit {
    width: 55px;
    height: 55px;
    border-radius: 15px;
  }

  .cis-hero-orbit .cis-icon {
    width: 24px;
    height: 24px;
  }

  .cis-organizers {
    margin-top: -34px;
  }

  .cis-organizers__panel {
    grid-template-columns: 1fr;
  }
  .cis-organizer-card {
    min-height: 118px;
    justify-content: flex-start;
    text-align: left;
  }

  .cis-organizer-card__logo {
    width: 120px;
  }

  .cis-section-heading,
  .cis-section-heading--with-controls {
    grid-template-columns: 1fr;
  }

  .cis-slider-controls {
    justify-self: start;
  }

  .cis-sections__grid {
    grid-template-columns: 1fr;
  }

  .cis-section-card,
  .cis-section-card__link {
    min-height: 330px;
  }

  .cis-people__track {
    grid-template-columns: 1fr;
  }

  .js .cis-people__track .cis-person-card {
    min-width: min(82vw, 330px);
  }

  .cis-schedule-tabs,
  .js .cis-schedule-tabs {
    display: none;
  }

  .cis-schedule-panel,
  .cis-schedule-panel[hidden],
  .js .cis-schedule:not(.is-tabs-ready) .cis-schedule-panel:not(:first-child) {
    display: block !important;
  }

  .cis-schedule-panel + .cis-schedule-panel {
    margin-top: 42px !important;
  }

  .cis-schedule-panel__date,
  .cis-schedule.is-tabs-ready .cis-schedule-panel__date {
    display: block;
  }

  .cis-schedule-item {
    grid-template-columns: 1fr;
  }

  .cis-schedule-item__time {
    min-width: 0;
    justify-content: flex-start;
    padding: 15px 20px;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .cis-schedule-item__content {
    padding: 20px;
  }

  .cis-registration__card {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cis-registration .cis-button {
    grid-column: auto;
    width: 100%;
  }

  .cis-registration__icon {
    width: 62px;
    height: 62px;
  }

  .cis-site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px 24px;
  }

  .cis-site-footer__brand,
  .cis-site-footer__grid > div:last-child {
    grid-column: 1 / -1;
  }

  .cis-section-page__breadcrumbs-wrap {
    padding-block: 14px;
  }

  .cis-section-hero {
    padding-block: 48px 58px;
  }

  .cis-section-hero__title {
    max-width: 100%;
    font-size: clamp(2rem, 8.8vw, 3.25rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
  }

  .cis-section-hero__visual {
    width: min(100%, 520px);
  }

  .cis-section-people-grid {
    grid-template-columns: 1fr;
  }

  .cis-speaker-row {
    grid-template-columns: 86px minmax(0, 1fr);
  }

  .cis-speaker-row__person img,
  .cis-speaker-row__placeholder {
    width: 86px;
    height: 98px;
  }

  .cis-speaker-row__report {
    grid-column: 1 / -1;
  }
}

@media (max-width: 479px) {
  .cis-container {
    width: min(calc(100% - 24px), var(--container));
  }

  .cis-brand__text {
    max-width: 190px;
  }

  .cis-hero__title {
    font-size: clamp(2.05rem, 10.2vw, 2.75rem);
    letter-spacing: -0.035em;
  }

  .cis-hero__lead {
    font-size: 1rem;
  }

  .cis-section-card__link {
    padding: 24px;
  }

  .cis-section-card__number {
    margin-bottom: 32px;
  }

  .cis-organizer-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .cis-site-footer__grid {
    grid-template-columns: 1fr;
  }

  .cis-site-footer__brand,
  .cis-site-footer__grid > div:last-child {
    grid-column: auto;
  }

  .cis-section-questions__item {
    grid-template-columns: 40px minmax(0, 1fr);
    padding: 15px;
  }

  .cis-section-questions__item::before {
    width: 38px;
    height: 38px;
  }

  .cis-speaker-row {
    grid-template-columns: 1fr;
  }

  .cis-speaker-row__person img,
  .cis-speaker-row__placeholder {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .cis-speaker-row__report {
    grid-column: auto;
  }
}


@media (max-width: 359px) {
  .cis-container {
    width: min(calc(100% - 20px), var(--container));
  }

  .cis-hero__title {
    font-size: 2.05rem;
    letter-spacing: -0.04em;
  }

  .cis-hero__title-line:last-child {
    margin-left: 0;
  }
}

@media (max-width: 1023px) {
  .cis-participant-role__grid,
  .cis-section-people__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cis-registration-form__grid--names {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cis-registration-form__grid--names .cis-form-field:last-child {
    grid-column: 1 / -1;
  }

  .cis-person-card--speaker {
    grid-template-columns: minmax(190px, 0.42fr) minmax(0, 1fr);
  }
}

@media (max-width: 767px) {
  .cis-page-hero {
    overflow: hidden;
    padding-block: 44px 50px;
  }

  .cis-page-hero h1 {
    font-size: clamp(2.25rem, 11vw, 3.7rem);
  }

  .cis-participant-role__grid,
  .cis-section-people__grid,
  .cis-registration-form__grid--names,
  .cis-registration-form__grid--contacts,
  .cis-not-found__inner,
  .cis-person-card--speaker {
    grid-template-columns: 1fr;
  }

  .cis-registration-form__grid--names .cis-form-field:last-child {
    grid-column: auto;
  }

  .cis-person-card--speaker .cis-person-card__media {
    min-height: 0;
  }

  .cis-registration-form__submit {
    width: 100%;
  }

  .cis-not-found {
    min-height: 0;
  }

  .cis-not-found__art {
    max-width: 360px;
    justify-self: center;
    order: -1;
  }

  .cis-not-found__code {
    font-size: clamp(6.5rem, 34vw, 9rem);
  }
}

@media (max-width: 390px) {
  .cis-registration-form {
    padding: 22px 18px;
  }

  .cis-form-errors,
  .cis-registration-status {
    padding: 22px 18px;
  }
}