.demo-brief {
  position: relative;
  overflow: hidden;
}

.demo-brief::after {
  position: absolute;
  bottom: -46px;
  left: 98px;
  width: 260px;
  height: 190px;
  background-image: radial-gradient(circle, rgba(41, 47, 51, 0.26) 1px, transparent 1.5px);
  background-size: 20px 20px;
  content: "";
  pointer-events: none;
}
.demo-brief::before {
  position: absolute;
  top: -46px;
  right: 98px;
  width: 260px;
  height: 190px;
  background-image: radial-gradient(circle, rgba(41, 47, 51, 0.26) 1px, transparent 1.5px);
  background-size: 20px 20px;
  content: "";
  pointer-events: none;
}

.demo-brief__container {
  position: relative;
  z-index: 1;
  display: grid;
  align-items: center;
  grid-template-columns: 550px minmax(0, 1fr);
  gap: 40px;
}

.demo-brief__content { max-width: 620px; }

.demo-brief__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  color: #68757d;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.demo-brief__eyebrow::before {
  width: 34px;
  height: 2px;
  background: var(--color-accent);
  content: "";
}

.demo-brief__title {
  margin-bottom: 24px;
  font-size: 40px;
  line-height: 1.45;
}

.demo-brief__title-continuation {
  color: inherit;
}

.demo-brief__description {
  max-width: 610px;
  margin-bottom: 30px;
}

.demo-brief__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 34px;
  color: var(--color-text);
  font-size: 16px;
}

.demo-brief__meta img {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
}

.demo-brief__meta-dot {
  width: 4px;
  height: 4px;
  border-radius: var(--radius-round);
  background: currentColor;
}

.demo-brief__button { min-width: 330px; }

.demo-brief__scheme {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  background: rgba(255, 255, 255, 0.72);
}

.demo-brief__row {
  display: grid;
  min-height: 142px;
  align-items: center;
  padding: 24px 20px;
  grid-template-columns: 52px 140px minmax(155px, 1fr) 26px minmax(190px, 230px);
  gap: 12px;
}

.demo-brief__row + .demo-brief__row { border-top: 1px solid var(--color-border); }

.demo-brief__source-icon {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.demo-brief__row h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.25;
}

.demo-brief__row > p {
  margin: 0;
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.45;
}

.demo-brief__arrow {
  position: relative;
  display: block;
  width: 18px;
  height: 18px;
}

.demo-brief__arrow::before {
  position: absolute;
  top: 50%;
  right: 2px;
  left: 0;
  height: 1.5px;
  background: var(--color-accent);
  content: "";
  transform: translateY(-50%);
}

.demo-brief__arrow::after {
  position: absolute;
  top: 50%;
  right: 2px;
  width: 10px;
  height: 10px;
  border-top: 1.5px solid var(--color-accent);
  border-right: 1.5px solid var(--color-accent);
  content: "";
  transform: translateY(-50%) rotate(45deg);
}

.demo-brief__result {
    display: flex;
    min-height: 72px;
    align-items: center;
    gap: 18px;
    padding: 5px 10px;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-control);
    background: #fff;
}

.demo-brief__result img {
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  object-fit: contain;
}

.demo-brief__result strong {
  font-size: 14px;
  font-weight: 800;
  line-height: 1.25;
}

@media (max-width: 1280px) {
  .demo-brief__container {
    grid-template-columns: 480px minmax(0, 1fr);
    gap: 30px;
  }

  .demo-brief__title { font-size: 35px; }

  .demo-brief__row { padding-inline: 18px; }
}

@media (max-width: 1240px) {
  .demo-brief__container {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .demo-brief__content {
    max-width: 760px;
    margin-inline: auto;
    text-align: center;
  }

  .demo-brief__eyebrow { justify-content: center; }
  .demo-brief__description { margin-inline: auto; }
  .demo-brief__meta { justify-content: center; }
  .demo-brief__scheme { width: 100%; }
}

@media (max-width: 767px) {
  .demo-brief__content {
    max-width: none;
    margin-inline: 0;
    text-align: left;
  }

  .demo-brief__eyebrow,
  .demo-brief__meta {
    justify-content: flex-start;
  }

  .demo-brief__description {
    margin-inline: 0;
  }

  .demo-brief__title {
    font-size: 35px;
    line-height: 1.35;
  }

  .demo-brief__row {
    min-height: 0;
    padding: 22px 18px;
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 12px 16px;
  }

  .demo-brief__source-icon {
    width: 46px;
    height: 46px;
    grid-row: 1 / span 2;
  }

  .demo-brief__row h3 { font-size: 14px; }

  .demo-brief__row > p {
    font-size: 14px;
    grid-column: 2;
  }

  .demo-brief__arrow {
    width: 18px;
    height: 26px;
    margin: 2px auto;
    grid-column: 1 / -1;
    transform: rotate(90deg);
  }

  .demo-brief__result {
    width: 100%;
    min-height: 76px;
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .demo-brief__eyebrow {
    justify-content: flex-start;
    font-size: 11px;
  }

  .demo-brief__title {
    font-size: 30px;
    line-height: 1.28;
  }

  .demo-brief__title-continuation {
    display: block;
    margin-top: 8px;
  }

  .demo-brief__meta {
    flex-wrap: wrap;
    justify-content: flex-start;
    text-align: left;
    font-size: 14px;
  }

  .demo-brief__button { width: 100%; min-width: 0; }

  .demo-brief__result strong { font-size: 14px; }
}