/* Подход, кейсы и обо мне. Утверждённые верхние блоки не переопределяются. */
.method-section,
.about-section {
  background: var(--color-surface);
}

.method-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.method-step {
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
}

.method-step__marker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  color: var(--color-accent);
  font-size: 12px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}

.method-step__arrow {
  color: var(--color-muted);
  font-size: 20px;
}

.method-step:last-child .method-step__arrow {
  visibility: hidden;
}

.method-step h3 {
  min-height: 60px;
  margin: 0 0 14px;
  font-family: var(--font-editorial);
  font-size: 25px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.4px;
}

.method-step p {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.75;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.case-study {
  min-width: 0;
}

.case-study__visual {
  margin: 0;
}

.case-study__visual img {
  width: 100%;
  height: auto;
  background: var(--color-surface);
}

.case-study__duration {
  margin: 22px 0 14px;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.6;
}

.case-details__toggle {
  display: flex;
  min-height: 56px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
  line-height: 1.5;
  list-style: none;
  cursor: pointer;
  -webkit-tap-highlight-color: rgba(181, 31, 43, 0.1);
  transition: color 180ms ease;
}

.case-details__toggle::-webkit-details-marker {
  display: none;
}

.case-details__toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 5px;
}

.case-details__icon {
  position: relative;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.case-details__icon::before,
.case-details__icon::after {
  content: "";
  position: absolute;
  top: 9px;
  left: 3px;
  width: 14px;
  height: 1px;
  background: currentColor;
}

.case-details__icon::after {
  transform: rotate(90deg);
  transition: transform 180ms ease;
}

.case-details[open] .case-details__icon::after {
  transform: rotate(0);
}

.case-details__open-label,
.case-details[open] .case-details__closed-label {
  display: none;
}

.case-details[open] .case-details__open-label {
  display: inline;
}

.case-copy {
  padding-top: 28px;
}

.case-copy__block + .case-copy__block {
  margin-top: 25px;
}

.case-copy h4 {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

.case-copy p {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.75;
}

.case-copy__block--outcome {
  padding-left: 18px;
  border-left: 2px solid var(--color-accent);
}

.case-copy__block--outcome p {
  color: var(--color-text);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 80px;
  align-items: start;
}

.about-portrait {
  margin: 0;
  background: #bebdb8;
}

.about-portrait img {
  width: 100%;
  height: auto;
}

.about-copy h3 {
  margin: 0;
  font-family: var(--font-editorial);
  font-size: 38px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.8px;
}

.about-experience {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: 30px;
  margin-top: 24px;
  padding-block: 22px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.about-experience p {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.75;
}

.about-experience strong {
  color: var(--color-text);
  font-weight: 600;
  white-space: nowrap;
}

.about-copy__intro {
  margin: 28px 0 0;
  font-size: 17px;
  line-height: 1.7;
}

.about-principle {
  margin-top: 28px;
}

.about-principle h4 {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
}

.about-principle p,
.about-evidence {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.75;
}

.about-evidence {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.about-evidence li {
  position: relative;
  padding-left: 16px;
}

.about-evidence li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 4px;
  height: 4px;
  background: var(--color-border);
}

@media (hover: hover) {
  .case-details__toggle:hover {
    color: var(--color-accent);
  }
}

@media (max-width: 1100px) {
  .method-list {
    gap: 20px;
  }

  .method-step h3 {
    font-size: 23px;
  }

  .case-grid {
    gap: 24px;
  }

  .about-layout {
    gap: 40px;
  }
}

@media (max-width: 900px) {
  .method-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .method-step {
    display: grid;
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 10px 20px;
    padding-block: 24px;
  }

  .method-step__marker {
    grid-row: 1 / 3;
    align-self: start;
    margin: 6px 0 0;
  }

  .method-step__arrow {
    display: none;
  }

  .method-step h3 {
    min-height: auto;
    margin: 0;
    font-size: 26px;
  }

  .method-step p {
    grid-column: 2;
  }

  .method-step:last-child {
    padding-bottom: 0;
  }

  .case-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
    max-width: 512px;
    margin-inline: auto;
  }

  .about-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }

  .about-portrait {
    max-width: 600px;
    margin-inline: auto;
  }

  .about-copy {
    max-width: 680px;
    margin-inline: auto;
  }
}

@media (max-width: 600px) {
  .method-step {
    grid-template-columns: 21px minmax(0, 1fr);
    column-gap: 15px;
  }

  .method-step h3 {
    font-size: 25px;
  }

  .case-study__duration {
    margin-top: 18px;
  }

  .case-copy {
    padding-top: 24px;
  }

  .about-copy h3 {
    font-size: 32px;
  }

  .about-experience {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    margin-top: 22px;
    padding-block: 18px;
  }

  .about-copy__intro {
    margin-top: 24px;
    font-size: 16px;
  }
}