/* Третий блок: спокойный продуктовый модуль на общей четырёхколоночной сетке. */

.sprint {
  --sprint-gutter: clamp(16px, 1.4vw, 24px);
  --sprint-columns: repeat(4, minmax(0, 1fr));

  margin: 0;
  padding: 0 var(--sprint-gutter) clamp(40px, 4vw, 60px);
  background: var(--color-bg);
  color: var(--color-white);
}

.sprint__inner {
  position: relative;
  z-index: 1;
}

.sprint__grid-lines {
  position: absolute;
  z-index: -1;
  inset: 0;
  display: grid;
  grid-template-columns: var(--sprint-columns);
  pointer-events: none;
}

.sprint__grid-lines span {
  border-left: 1px solid var(--color-dark-grid);
}

.sprint__grid-lines span:first-child {
  border-left: 0;
}

.sprint__head {
  display: grid;
  grid-template-columns: var(--sprint-columns);
  grid-template-rows: auto 1fr auto;
  min-height: clamp(620px, 88svh, 860px);
  border-bottom: 1px solid var(--color-dark-grid);
  text-align: left;
}

.sprint__label,
.sprint__head > .pill {
  align-self: start;
  margin-top: clamp(24px, 3vw, 42px);
}

.sprint__label {
  grid-column: 1;
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding-right: clamp(12px, 1.4vw, 20px);
  font-size: 12px;
  line-height: 1;
  color: var(--color-bg);
}

.sprint__label-num,
.sprint__label-name {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  white-space: nowrap;
}

.sprint__label-num {
  min-width: 46px;
  padding-inline: 12px;
  background: var(--color-red);
  color: var(--color-white);
}

.sprint__label-name {
  padding-inline: 11px;
  border: 1px solid var(--color-bg);
  background: #fff;
  color: var(--color-bg);
}

.sprint__head > .pill {
  grid-column: 4;
  width: fit-content;
  margin-left: clamp(12px, 1.4vw, 20px);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.sprint__title {
  grid-column: 1 / -1;
  grid-row: 2;
  align-self: end;
  padding: 0 0 clamp(24px, 3vw, 42px);
  font-family: "NAMU Display", Arial, sans-serif;
  font-size: clamp(58px, 8.7vw, 150px);
  font-weight: 400;
  line-height: 0.8;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}

.sprint__title span {
  display: block;
}

.sprint__title span:last-child {
  margin-left: calc(50% + clamp(18px, 2vw, 30px) + 12px);
  color: var(--color-red);
}

.sprint__note {
  grid-column: 3 / 5;
  grid-row: 3;
  align-self: end;
  max-width: 39ch;
  margin: 0;
  padding: 0 clamp(18px, 2vw, 30px) clamp(42px, 5vw, 72px);
  font-size: clamp(17px, 1.35vw, 20px);
  line-height: 1.32;
  letter-spacing: -0.018em;
  color: rgba(255, 255, 255, 0.76);
}

.sprint__cards {
  display: block;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: sprint-fact;
}

.sprint__cards::before {
  content: none;
}

.sprint-card {
  display: grid;
  grid-template-columns: var(--sprint-columns);
  min-height: clamp(116px, 10vw, 148px);
  align-items: stretch;
  gap: 0;
  padding: 0;
  border-top: 1px solid var(--color-dark-grid);
  border-radius: 0;
  background: transparent;
  color: var(--color-white);
  counter-increment: sprint-fact;
}

.sprint-card:first-child {
  border-top: 0;
}

.sprint-card::before {
  content: "0" counter(sprint-fact);
  grid-column: 1;
  align-self: center;
  padding: 0 clamp(12px, 1.4vw, 20px);
  font-family: "NAMU Display", Arial, sans-serif;
  font-size: clamp(30px, 3vw, 46px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--color-white);
}

.sprint-card .dot {
  display: none;
}

.sprint-card__text {
  grid-column: 2 / 5;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: center;
  margin: 0;
  border-left: 1px solid var(--color-dark-grid);
  font-size: clamp(17px, 1.45vw, 22px);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.sprint-card__label,
.sprint-card__text > [data-mock] {
  margin: 0;
}

.sprint-card__label {
  grid-column: 1;
  justify-self: start;
  margin-left: clamp(16px, 2vw, 30px);
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0;
  color: var(--color-white);
}

.sprint-card__text > [data-mock] {
  grid-column: 2 / 4;
  max-width: 47ch;
  padding: clamp(24px, 2.5vw, 36px) clamp(16px, 2vw, 30px);
}

@media (max-width: 900px) {
  .sprint {
    --sprint-columns: repeat(2, minmax(0, 1fr));
  }

  .sprint__grid-lines span:nth-child(n + 3) {
    display: none;
  }

  .sprint__head {
    min-height: 620px;
  }

  .sprint__label {
    grid-column: 1;
  }

  .sprint__head > .pill {
    grid-column: 2;
  }

  .sprint__title {
    grid-column: 1 / -1;
    padding-right: 0;
    font-size: clamp(54px, 10vw, 78px);
  }

  .sprint__title span:last-child {
    margin-left: 50%;
  }

  .sprint__note {
    grid-column: 1 / -1;
    max-width: 48ch;
    padding-left: 0;
  }

  .sprint-card {
    grid-template-columns: 72px 1fr;
  }

  .sprint-card__text {
    grid-column: 2;
    grid-template-columns: 1fr 2fr;
  }

  .sprint-card__label {
    grid-column: 1;
  }

  .sprint-card__text > [data-mock] {
    grid-column: 2;
  }
}

@media (max-width: 560px) {
  .sprint {
    padding-bottom: calc(96px + env(safe-area-inset-bottom));
  }

  .sprint__head {
    display: grid;
    min-height: auto;
    grid-template-rows: auto;
    row-gap: 0;
    padding-bottom: 48px;
  }

  .sprint__label,
  .sprint__head > .pill {
    margin-top: 24px;
  }

  .sprint__label {
    font-size: 0;
    padding-right: 0;
  }

  .sprint__label span {
    font-size: 12px;
  }

  .sprint__title {
    grid-row: 2;
    margin-top: clamp(72px, 18vw, 96px);
    padding-bottom: 32px;
    /* «Операционный» — самое длинное слово в заголовках секций: кегль
       рассчитан от доступной ширины малого экрана, чтобы строка не
       появляла горизонтальный скролл даже на 320px. */
    font-size: clamp(30px, 9.8vw, 39px);
    line-height: 0.84;
  }

  .sprint__title span:last-child {
    margin-left: 25%;
  }

  .sprint__note {
    grid-row: 3;
    max-width: 34ch;
    padding: 0 0 40px;
    font-size: 17px;
    line-height: 1.38;
  }

  /* Мобильный реестр сохраняет сквозные линии секции, но не наследует
     десктопную служебную колонку: длинное пояснение получает всю строку.
     Порядок чтения остаётся тем же — номер, роль, результат. */
  .sprint-card {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 18px;
  }

  .sprint-card::before {
    grid-column: 1;
    align-self: start;
    padding: 0 16px;
    font-size: 20px;
  }

  .sprint-card__text {
    grid-column: 1;
    grid-template-columns: 1fr;
    min-height: 0;
    align-content: start;
    gap: 18px;
    padding: 10px 16px 26px;
    border-left: 0;
    font-size: 19px;
    line-height: 1.24;
  }

  .sprint-card__label,
  .sprint-card__text > [data-mock] {
    grid-column: 1;
  }

  .sprint-card__label {
    margin-left: 0;
  }

  .sprint-card__text > [data-mock] {
    padding: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sprint *,
  .sprint *::before,
  .sprint *::after {
    transition: none !important;
  }
}