.quality-system-page {
  --quality-navy: var(--iu-blue-950, #031b4e);
  --quality-blue: var(--iu-blue-800, #0648a8);
  --quality-sky: var(--iu-sky, #3399d0);
  --quality-muted: #61758e;
  --quality-line: #dce8f4;
  overflow: hidden;
  background: #fff;
}

.quality-system-page [id] {
  scroll-margin-top: 110px;
}

.quality-system-section {
  position: relative;
  padding: clamp(26px, 2.8vw, 42px) 0;
}

.quality-system-section--principles {
  background:
    radial-gradient(circle at 8% 8%, rgba(51, 153, 208, 0.12), transparent 30%),
    linear-gradient(180deg, #f6faff 0%, #fff 82%);
}

.quality-system-section--soft {
  background: #f3f8fd;
}

.quality-system-section--deep {
  color: #fff;
  background:
    radial-gradient(circle at 88% 12%, rgba(51, 153, 208, 0.28), transparent 34%),
    linear-gradient(135deg, #031b4e 0%, #07438d 100%);
}

.quality-system-heading {
  max-width: 810px;
  margin: 0 0 clamp(14px, 1.6vw, 22px);
}

.quality-system-heading--centered {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.quality-system-eyebrow {
  margin: 0 0 10px;
  color: var(--quality-blue);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  line-height: 1.4;
  text-transform: uppercase;
}

.quality-system-page .quality-system-heading h2,
.quality-system-page .quality-system-feature__content h2 {
  margin: 0;
  color: var(--quality-navy);
  font-size: calc(var(--iu-type-section-title, 1.35rem) * 1.2);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.quality-system-lead {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--quality-muted);
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  line-height: 1.75;
}

.quality-system-heading--centered .quality-system-lead {
  margin-right: auto;
  margin-left: auto;
}

.quality-system-principles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.quality-system-principle {
  position: relative;
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 20px;
  min-height: 100%;
  padding: clamp(26px, 3vw, 36px);
  overflow: hidden;
  border: 1px solid var(--quality-line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 45px rgba(3, 27, 78, 0.07);
}

.quality-system-principle::after {
  position: absolute;
  right: -34px;
  bottom: -42px;
  width: 112px;
  height: 112px;
  border: 18px solid rgba(51, 153, 208, 0.07);
  border-radius: 50%;
  content: "";
}

.quality-system-principle__number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 60px;
  height: 60px;
  place-items: center;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(145deg, var(--quality-blue), var(--quality-sky));
  box-shadow: 0 12px 26px rgba(6, 72, 168, 0.2);
  font-size: 0.96rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.quality-system-principle__content {
  position: relative;
  z-index: 1;
}

.quality-system-page .quality-system-principle h3 {
  margin: 3px 0 11px;
  color: var(--quality-navy);
  font-size: calc(var(--iu-type-card-title, 1.05rem) * 1.2);
  font-weight: 900;
  line-height: 1.32;
}

.quality-system-principle p {
  margin: 0;
  color: #536b84;
  font-size: 0.96rem;
  line-height: 1.72;
}

.quality-system-panel {
  padding: clamp(28px, 5vw, 64px);
  border: 1px solid #dbe8f5;
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(51, 153, 208, 0.07), transparent 34%),
    #fff;
  box-shadow: 0 24px 64px rgba(3, 27, 78, 0.1);
}

.quality-system-panel .quality-system-heading {
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.quality-system-figure {
  position: relative;
  padding: clamp(18px, 3vw, 34px);
  margin: 0;
  overflow: hidden;
  border: 1px solid #deebf6;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(3, 27, 78, 0.09);
}

.quality-system-figure::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--quality-blue), var(--quality-sky));
  content: "";
}

.quality-system-figure img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
}

.quality-system-figure--philosophy img {
  max-width: 1024px;
}

.quality-system-feature {
  display: grid;
  grid-template-columns: minmax(250px, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(36px, 6vw, 84px);
  align-items: center;
}

.quality-system-feature--reverse {
  grid-template-columns: minmax(0, 1.32fr) minmax(250px, 0.68fr);
}

.quality-system-feature--reverse .quality-system-feature__content {
  grid-column: 2;
  grid-row: 1;
}

.quality-system-feature--reverse .quality-system-figure {
  grid-column: 1;
  grid-row: 1;
}

.quality-system-feature__content {
  max-width: 520px;
}

.quality-system-feature__accent {
  display: block;
  width: 72px;
  height: 5px;
  margin-top: 28px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--quality-blue), var(--quality-sky));
}

.quality-system-section--deep .quality-system-eyebrow {
  color: #74d5ff;
}

.quality-system-section--deep .quality-system-feature__content h2,
.quality-system-section--deep .quality-system-lead {
  color: #fff;
}

.quality-system-section--deep .quality-system-figure {
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.24);
}

.quality-system-section--deep .quality-system-feature__accent {
  background: linear-gradient(90deg, #fff, #74d5ff);
}

@media (max-width: 980px) {
  .quality-system-principles {
    grid-template-columns: 1fr;
  }

  .quality-system-feature,
  .quality-system-feature--reverse {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .quality-system-feature--reverse .quality-system-feature__content,
  .quality-system-feature--reverse .quality-system-figure {
    grid-column: auto;
    grid-row: auto;
  }

  .quality-system-feature--reverse .quality-system-feature__content {
    order: 1;
  }

  .quality-system-feature--reverse .quality-system-figure {
    order: 2;
  }

  .quality-system-feature__content {
    max-width: 760px;
  }
}

@media (max-width: 640px) {
  .quality-system-page [id] {
    scroll-margin-top: 80px;
  }

  .quality-system-section {
    padding: 22px 0;
  }

  .quality-system-heading {
    margin-bottom: 18px;
  }

  .quality-system-principle {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 15px;
    padding: 22px 19px;
    border-radius: 18px;
  }

  .quality-system-principle__number {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    font-size: 0.82rem;
  }

  .quality-system-page .quality-system-principle h3 {
    margin-top: 1px;
  }

  .quality-system-principle p {
    font-size: 0.92rem;
    line-height: 1.65;
  }

  .quality-system-panel {
    padding: 22px 16px;
    border-radius: 22px;
  }

  .quality-system-figure {
    padding: 14px;
    border-radius: 16px;
  }

  .quality-system-feature {
    gap: 28px;
  }

  .quality-system-feature__accent {
    margin-top: 22px;
  }
}