.rd-solution-faq {
  --rd-faq-accent: #EA543F;
  --rd-faq-accent-hover: #D84A36;
  --rd-faq-bg: #F6F6F6;
  --rd-faq-card-bg: #FFFFFF;
  --rd-faq-text: #000000;
  --rd-faq-text-soft: rgba(0, 0, 0, 0.68);
  --rd-faq-border: #DADADA;
  --rd-faq-focus: rgba(234, 84, 63, 0.3);

  width: 100%;
  background: var(--rd-faq-bg);
}

.rd-solution-faq__container {
  width: min(100%, 1280px);
  margin: 0 auto;
  padding: 72px 32px 84px;
}

.rd-solution-faq__layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(56px, 8vw, 112px);
  align-items: start;
}

.rd-solution-faq__heading {
  position: sticky;
  top: 32px;
  padding-top: 12px;
}

.rd-solution-faq__title {
  font-size: clamp(32px, 3vw, 42px);
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--rd-faq-text);
}

.rd-solution-faq__title::after {
  content: "";
  display: inline-block;
  width: 76px;
  height: 4px;
  margin-left: 12px;
  background: var(--rd-faq-accent);
  vertical-align: 0.22em;
}

.rd-solution-faq__copy {
  max-width: 38ch;
  margin-top: 24px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--rd-faq-text-soft);
}

.rd-solution-faq__actions {
  display: flex;
  flex-wrap: nowrap;
  gap: 12px;
  margin-top: 30px;
}

.rd-solution-faq__cta {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 16px;
  line-height: 1;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.rd-solution-faq__cta:hover {
  transform: translateY(-1px);
}

.rd-solution-faq__cta:focus-visible {
  outline: 3px solid var(--rd-faq-focus);
  outline-offset: 3px;
}

.rd-solution-faq__cta--primary {
  background: var(--rd-faq-accent);
  color: #fff;
}

.rd-solution-faq__cta--primary:hover {
  background: var(--rd-faq-accent-hover);
}

.rd-solution-faq__cta--secondary {
  border-color: rgba(234, 84, 63, 0.45);
  background: transparent;
  color: var(--rd-faq-accent);
}

.rd-solution-faq__cta--secondary:hover {
  border-color: var(--rd-faq-accent);
  background: rgba(234, 84, 63, 0.04);
}

.rd-solution-faq__list {
  display: grid;
  gap: 12px;
}

.rd-solution-faq__item {
  overflow: clip;
  border: 1px solid var(--rd-faq-border);
  border-radius: 18px;
  background: transparent;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease;
}

.rd-solution-faq__item:hover {
  border-color: rgba(234, 84, 63, 0.42);
}

.rd-solution-faq__item.is-open {
  border-color: rgba(234, 84, 63, 0.42);
  background: var(--rd-faq-card-bg);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.rd-solution-faq__trigger {
  width: 100%;
  min-height: 66px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px;
  gap: 20px;
  align-items: center;
  padding: 18px 20px;
  border: 0;
  background: transparent;
  color: var(--rd-faq-text);
  text-align: left;
  cursor: pointer;
}

.rd-solution-faq__trigger:focus-visible {
  outline: 3px solid var(--rd-faq-focus);
  outline-offset: -3px;
  border-radius: 17px;
}

.rd-solution-faq__question {
  font-size: 18px;
  line-height: 1.42;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.rd-solution-faq__toggle {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--rd-faq-accent);
}

.rd-solution-faq__toggle svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.rd-solution-faq__item.is-open .rd-solution-faq__toggle svg {
  transform: rotate(180deg);
}

.rd-solution-faq__panel {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition:
    grid-template-rows 0.28s ease,
    opacity 0.2s ease;
}

.rd-solution-faq__item.is-open .rd-solution-faq__panel {
  grid-template-rows: 1fr;
  opacity: 1;
}

.rd-solution-faq__panel-inner {
  min-height: 0;
  overflow: hidden;
}

.rd-solution-faq__answer {
  max-width: 68ch;
  padding: 0 20px 22px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--rd-faq-text-soft);
}

@media (max-width: 1080px) {
  .rd-solution-faq__container {
    padding-top: 60px;
    padding-bottom: 72px;
  }

  .rd-solution-faq__layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .rd-solution-faq__heading {
    position: static;
    padding-top: 0;
  }
}

@media (max-width: 640px) {
  .rd-solution-faq__container {
    padding: 52px 18px 64px;
  }

  .rd-solution-faq__layout {
    gap: 30px;
  }

  .rd-solution-faq__title {
    font-size: 30px;
    line-height: 1.25;
  }

  .rd-solution-faq__title::after {
    width: 56px;
    height: 3px;
    margin-left: 10px;
  }

  .rd-solution-faq__copy {
    margin-top: 20px;
    font-size: 15px;
    line-height: 1.66;
  }

  .rd-solution-faq__actions {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    margin-top: 24px;
  }

  .rd-solution-faq__cta {
    width: 100%;
  }

  .rd-solution-faq__list {
    gap: 10px;
  }

  .rd-solution-faq__item {
    border-radius: 16px;
  }

  .rd-solution-faq__trigger {
    min-height: 62px;
    gap: 14px;
    padding: 16px;
  }

  .rd-solution-faq__question {
    font-size: 16px;
    line-height: 1.45;
  }

  .rd-solution-faq__answer {
    padding: 0 16px 18px;
    font-size: 14px;
    line-height: 1.68;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rd-solution-faq__item,
  .rd-solution-faq__panel,
  .rd-solution-faq__toggle svg,
  .rd-solution-faq__cta {
    transition: none;
  }
}