/* Второй блок: спокойный диагностический реестр на четырёх колонках. */

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

  padding: 0 var(--task-gutter);
  background: #fff;
  color: var(--color-bg);
}

.task__stage {
  position: relative;
}

.task__pin {
  position: relative;
  display: grid;
  grid-template-columns: var(--task-columns);
  grid-template-rows: auto 1fr;
  min-height: clamp(390px, 58svh, 620px);
}

.task__edge-rule {
  position: absolute;
  z-index: 2;
  right: calc(-1 * var(--task-gutter));
  bottom: 0;
  left: calc(-1 * var(--task-gutter));
  height: 1px;
  background: var(--color-light-grid);
  pointer-events: none;
}

.task__pin::before,
.task__pin::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--color-light-grid);
  pointer-events: none;
}

.task__pin::before {
  left: 25%;
}

.task__pin::after {
  left: 50%;
  box-shadow: calc((100vw - var(--task-gutter) * 2) / 4) 0 var(--color-light-grid);
}

.task__label,
.task__intro {
  position: relative;
  z-index: 1;
  padding: clamp(24px, 3vw, 42px) clamp(12px, 1.4vw, 20px);
  font-size: 12px;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: rgba(4, 10, 10, 0.54);
}

.task__label {
  grid-column: 1;
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding-left: 0;
  color: var(--color-bg);
}

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

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

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

.task__intro {
  grid-column: 4;
  max-width: 27ch;
}

.task__title {
  position: relative;
  z-index: 1;
  grid-column: 1 / -1;
  align-self: end;
  padding: 0 clamp(12px, 1.4vw, 20px) clamp(40px, 5vw, 72px) 0;
  font-family: "NAMU Display", Arial, sans-serif;
  font-size: clamp(58px, 8.7vw, 150px);
  font-weight: 400;
  line-height: 0.94;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}

.task__title span {
  display: block;
}

.task__title span:nth-child(2) {
  margin-left: 25%;
  color: var(--color-red);
}

.task__title span:last-child {
  text-align: right;
}

.task__list {
  position: relative;
  z-index: 1;
  display: block;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: task-row;
}

.task__list > li {
  width: 100%;
  counter-increment: task-row;
}

.task-card {
  position: relative;
  isolation: isolate;
  width: 100%;
  background: transparent;
  color: var(--color-bg);
  transition: color 180ms ease;
}

.task-card::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0 calc(-1 * var(--task-gutter));
  background: transparent;
  transition: background-color 180ms ease;
  pointer-events: none;
}

.task-card::after {
  content: "";
  position: absolute;
  z-index: 3;
  right: calc(-1 * var(--task-gutter));
  bottom: 0;
  left: calc(-1 * var(--task-gutter));
  height: 1px;
  background: var(--color-light-grid);
  pointer-events: none;
}

.task-card__head {
  display: grid;
  grid-template-columns: var(--task-columns);
  width: 100%;
  min-height: clamp(132px, 12vw, 190px);
  align-items: center;
  padding: 0;
  text-align: left;
  cursor: pointer;
}

.task-card__head::before {
  content: "0" counter(task-row);
  grid-column: 1;
  align-self: start;
  padding: clamp(22px, 2.4vw, 34px) clamp(12px, 1.4vw, 20px) 0 0;
  font-size: 12px;
  line-height: 1;
  color: rgba(4, 10, 10, 0.42);
  transition: color 180ms ease;
}

.task-card__pain {
  grid-column: 2 / 4;
  padding: clamp(22px, 2.4vw, 34px) clamp(16px, 2vw, 30px);
  border-left: 1px solid var(--color-light-grid);
  font-size: clamp(25px, 2.75vw, 42px);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.task-card__foot {
  grid-column: 4;
  display: flex;
  min-width: 0;
  height: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: clamp(22px, 2.4vw, 34px) clamp(12px, 1.4vw, 20px);
  border-left: 1px solid var(--color-light-grid);
}

.task-card .pill {
  max-width: calc(100% - 34px);
  overflow: hidden;
  background: rgba(4, 10, 10, 0.06);
  color: var(--color-bg);
  text-overflow: ellipsis;
}

.task-card .pill--accent {
  background: var(--color-red);
  color: var(--color-white);
}

.task-card__arrow {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  color: rgba(4, 10, 10, 0.42);
  transition: transform 220ms ease, color 180ms ease;
}

.task-card:hover::before,
.task-card:focus-within::before {
  background: #f5f5f5;
}

.task-card__head:focus-visible {
  outline: 2px solid var(--color-red);
  outline-offset: -3px;
}

.task-card__head:hover .task-card__arrow {
  transform: translateX(4px);
  color: var(--color-bg);
}

.task-card.is-open {
  color: var(--color-white);
}

.task-card.is-open::before {
  background: var(--color-bg);
}

.task-card.is-open::after {
  background: var(--color-dark-grid);
}

.task-card.is-open .task-card__head::before,
.task-card.is-open .task-card__arrow {
  color: rgba(255, 255, 255, 0.54);
}

.task-card.is-open .task-card__pain,
.task-card.is-open .task-card__foot {
  border-color: var(--color-dark-grid);
}

.task-card.is-open .task-card__arrow,
.task-card.is-open .task-card__head:hover .task-card__arrow {
  transform: rotate(90deg);
}

.task-card.is-open .pill {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

.task-card.is-open .pill--accent {
  background: var(--color-red);
}

/* Главная кнопка строки уже закрывает панель повторным кликом. */
.task-card__close {
  display: none;
}

.task-card__panel {
  position: relative;
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 320ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.task-card__panel::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: 0;
  right: calc(-1 * var(--task-gutter));
  left: calc(-1 * var(--task-gutter));
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
  opacity: 0;
  pointer-events: none;
}

.task-card.is-open .task-card__panel {
  grid-template-rows: 1fr;
}

.task-card.is-open .task-card__panel::before {
  opacity: 1;
}

.task-card__panel-inner {
  display: grid;
  grid-template-columns: var(--task-columns);
  min-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity 160ms ease;
}

.task-card.is-open .task-card__panel-inner {
  opacity: 1;
  transition-delay: 80ms;
}

.task-card__lead {
  grid-column: 2 / 4;
  margin: 0;
  padding: clamp(16px, 2vw, 30px) clamp(16px, 2vw, 30px) clamp(40px, 4vw, 60px);
  border-left: 1px solid var(--color-dark-grid);
  font-size: clamp(17px, 1.55vw, 23px);
  line-height: 1.32;
  letter-spacing: -0.02em;
  color: rgba(255, 255, 255, 0.72);
}

.task-facts {
  grid-column: 2 / 5;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-dark-grid);
  border-left: 1px solid var(--color-dark-grid);
  list-style: none;
}

.task-facts__item {
  display: flex;
  min-height: 150px;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(20px, 2vw, 30px);
  border-right: 1px solid var(--color-dark-grid);
}

.task-facts__item:last-child {
  border-right: 0;
}

.task-facts__label {
  font-size: 12px;
  line-height: 1;
  color: rgba(255, 255, 255, 0.42);
}

.task-facts__text {
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.28;
}

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

  .task__pin {
    min-height: clamp(400px, 52svh, 480px);
  }

  .task__pin::before {
    left: 50%;
  }

  .task__pin::after {
    display: none;
  }

  .task__label {
    grid-column: 1;
  }

  .task__intro {
    grid-column: 2;
  }

  .task__title {
    grid-column: 1 / -1;
    font-size: clamp(52px, 10vw, 78px);
    line-height: 0.98;
  }

  .task-card__head {
    grid-template-columns: 88px 1fr;
    grid-template-rows: auto auto;
  }

  .task-card__head::before {
    grid-column: 1;
    grid-row: 1 / 3;
    height: 100%;
  }

  .task-card__pain {
    grid-column: 2;
    grid-row: 1;
    padding-bottom: 14px;
  }

  .task-card__foot {
    grid-column: 2;
    grid-row: 2;
    min-height: 66px;
    border-top: 1px solid var(--color-light-grid);
  }

  .task-card.is-open .task-card__foot {
    border-color: var(--color-dark-grid);
  }

  .task-card__panel-inner {
    grid-template-columns: 88px 1fr;
  }

  .task-card__lead,
  .task-facts {
    grid-column: 2;
  }

  .task-facts {
    grid-template-columns: 1fr;
  }

  .task-facts__item {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--color-dark-grid);
  }

  .task-facts__item:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 560px) {
  .task__pin {
    grid-template-rows: auto 1fr auto;
    min-height: 420px;
  }

  .task__label {
    grid-column: 1 / -1;
    grid-row: 1;
    padding-top: 24px;
  }

  .task__intro {
    grid-column: 1 / -1;
    grid-row: 3;
    max-width: 34ch;
    padding: 0 0 40px;
    font-size: 16px;
    line-height: 1.32;
  }

  .task__title {
    grid-row: 2;
    padding: 0 0 24px;
    font-size: clamp(36px, 10vw, 46px);
    line-height: 0.98;
  }

  .task__title span:nth-child(2) {
    margin-left: 10%;
  }

  .task-card__head {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    min-height: 190px;
    padding-top: 18px;
  }

  /* На телефоне номер остаётся частью реестра, но перестаёт забирать
     треть рабочей строки у формулировки. Так карточка читается сверху вниз:
     номер → ситуация → следующий шаг, а не как сжатая версия таблицы. */
  .task-card__head::before {
    grid-column: 1;
    grid-row: 1;
    height: auto;
    padding: 0 16px;
  }

  .task-card__pain {
    grid-column: 1;
    grid-row: 2;
    padding: 10px 16px 20px;
    border-left: 0;
    font-size: clamp(24px, 6.8vw, 29px);
    line-height: 1.04;
  }

  .task-card__foot {
    grid-column: 1;
    grid-row: 3;
    min-height: 66px;
    height: auto;
    padding: 14px 16px;
    border-left: 0;
    border-top: 1px solid var(--color-light-grid);
  }

  .task-card.is-open .task-card__foot {
    border-color: var(--color-dark-grid);
  }

  .task-card__panel-inner {
    grid-template-columns: 1fr;
  }

  .task-card__lead,
  .task-facts {
    grid-column: 1;
    border-left: 0;
  }

  .task-card__lead {
    padding: 24px 16px 36px;
    font-size: 16px;
    line-height: 1.36;
  }

  .task-facts__item {
    gap: 16px;
    padding: 20px 16px;
  }

  .task-facts__text {
    font-size: 16px;
    line-height: 1.35;
  }

}

@media (prefers-reduced-motion: reduce) {
  .task-card,
  .task-card__arrow,
  .task-card__panel,
  .task-card__panel-inner {
    transition: none;
  }
}