/* Air-rib membrane structure landing page */
.qinang-page {
  --qn-bg: #0a1727;
  --qn-bg-soft: #11243b;
  --qn-bg-deep: #06111c;
  --qn-primary: #2f6fb8;
  --qn-primary-deep: #153d73;
  --qn-accent: #c8aa6a;
  --qn-text: #ebf1f7;
  --qn-text-soft: #b9c7d7;
  --qn-title-dark: #172c43;
  --qn-text-dark: #627487;
  --qn-line: rgba(47, 111, 184, 0.14);
  color: var(--qn-text);
}

.qn-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

.qn-hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 44px;
  background:
    radial-gradient(circle at top left, rgba(70, 216, 255, 0.22), transparent 0, transparent 32%),
    radial-gradient(circle at right center, rgba(23, 109, 255, 0.24), transparent 0, transparent 28%),
    linear-gradient(135deg, var(--qn-bg-deep), var(--qn-bg) 40%, var(--qn-bg-soft));
}

.qn-hero::before,
.qn-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.qn-hero::before {
  width: 360px;
  height: 360px;
  left: -120px;
  top: -120px;
  background: rgba(70, 216, 255, 0.08);
  filter: blur(6px);
}

.qn-hero::after {
  width: 420px;
  height: 420px;
  right: -180px;
  bottom: -180px;
  background: rgba(141, 245, 209, 0.07);
}

.qn-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}

.qn-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  margin-bottom: 18px;
  border: 1px solid rgba(200, 170, 106, 0.28);
  border-radius: 999px;
  color: var(--qn-accent);
  background: rgba(8, 20, 34, 0.46);
  font-size: 13px;
  letter-spacing: 1px;
}

.qn-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ead9b2, var(--qn-accent));
  box-shadow: 0 0 10px rgba(200, 170, 106, 0.35);
}

.qn-hero h1 {
  margin: 0;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.18;
  color: #fff;
}

.qn-hero p {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--qn-text-soft);
}

.qn-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
}

.qn-tag-list span {
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #dff3ff;
  font-size: 13px;
}

.qn-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.qn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 168px;
  padding: 13px 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.25s ease;
}

.qn-btn--primary {
  color: #fff;
  background: linear-gradient(135deg, #224c84, #17365e);
  border: 1px solid rgba(200, 170, 106, 0.2);
  box-shadow: 0 14px 30px rgba(17, 40, 78, 0.18);
}

.qn-btn--ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(8, 20, 34, 0.2);
}

.qn-btn:hover {
  transform: translateY(-2px);
}

.qn-stat-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 30px 0 0;
}

.qn-stat-list li {
  padding: 18px 16px;
  list-style: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
}

.qn-stat-list strong {
  display: block;
  font-size: clamp(20px, 2vw, 30px);
  line-height: 1.1;
  color: #fff;
}

.qn-stat-list span {
  display: block;
  margin-top: 8px;
  color: var(--qn-text-soft);
  font-size: 13px;
}

.qn-anchor-bar {
  background: #081523;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.qn-anchor-bar .qn-shell {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 0;
}

.qn-anchor-bar a {
  padding: 8px 14px;
  border-radius: 999px;
  color: #cfe7ff;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.04);
}

.qn-section {
  padding: 72px 0;
  background: #ffffff;
}

.qn-section--soft {
  background: linear-gradient(180deg, #f7f9fc, #f1f5f9);
}

.qn-section--dark {
  background: linear-gradient(180deg, #081523, #0d2138);
}

.qn-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.qn-eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--qn-primary-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.qn-heading h2 {
  margin: 0;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.25;
  color: var(--qn-title-dark);
}

.qn-heading p {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--qn-text-dark);
}

.qn-section--dark .qn-heading h2,
.qn-section--dark .qn-heading p,
.qn-section--dark .qn-eyebrow {
  color: #eaf5ff;
}

.qn-intro-grid,
.qn-tech-grid,
.qn-service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.qn-panel {
  padding: 24px;
  border-radius: 22px;
  background: #fff;
  border: 1px solid rgba(19, 43, 70, 0.07);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
}

.qn-panel h3 {
  margin: 0 0 12px;
  font-size: 22px;
  color: var(--qn-title-dark);
}

.qn-panel p {
  margin: 0;
  color: var(--qn-text-dark);
  line-height: 1.85;
}

.qn-check-list,
.qn-plain-list,
.qn-scene-list,
.qn-service-list {
  margin: 0;
  padding: 0;
}

.qn-check-list li,
.qn-plain-list li,
.qn-scene-list li,
.qn-service-list li {
  list-style: none;
  position: relative;
  padding-left: 24px;
  margin-top: 12px;
  color: var(--qn-text-dark);
  line-height: 1.8;
}

.qn-check-list li::before,
.qn-plain-list li::before,
.qn-scene-list li::before,
.qn-service-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--qn-accent), var(--qn-primary));
  box-shadow: 0 0 0 4px rgba(70, 216, 255, 0.12);
}

.qn-spec-grid,
.qn-feature-grid,
.qn-scene-grid,
.qn-brand-grid {
  display: grid;
  gap: 18px;
}

.qn-spec-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 22px;
}

.qn-spec-card,
.qn-feature-card,
.qn-scene-card,
.qn-brand-card {
  border-radius: 20px;
}

.qn-spec-card {
  padding: 20px 18px;
  background: linear-gradient(180deg, #f8fbff, #eff6fc);
  border: 1px solid rgba(23, 109, 255, 0.08);
}

.qn-spec-card strong {
  display: block;
  color: var(--qn-title-dark);
  font-size: 24px;
}

.qn-spec-card span {
  display: block;
  margin-top: 8px;
  color: var(--qn-text-dark);
  line-height: 1.6;
}

.qn-feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.qn-feature-card {
  position: relative;
  padding: 24px 20px 20px;
  background: linear-gradient(180deg, #ffffff, #f6faff);
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 16px 36px rgba(19, 43, 70, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.qn-feature-card:hover,
.qn-scene-card:hover,
.qn-brand-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 42px rgba(19, 43, 70, 0.1);
}

.qn-feature-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(141, 245, 209, 0.2), rgba(70, 216, 255, 0.18));
  color: var(--qn-primary-deep);
  font-weight: 700;
}

.qn-feature-card h3,
.qn-scene-card h3,
.qn-brand-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  color: var(--qn-title-dark);
}

.qn-feature-card p,
.qn-scene-card p,
.qn-brand-card p {
  margin: 0;
  color: var(--qn-text-dark);
  line-height: 1.8;
}

.qn-compare-grid {
  display: grid;
  grid-template-columns: 1fr 100px 1fr;
  gap: 16px;
  align-items: center;
}

.qn-model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.qn-model-card {
  padding: 26px 22px;
  border-radius: 22px;
  background: #fff;
  border: 1px solid rgba(19, 43, 70, 0.1);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
}

.qn-model-card__media {
  overflow: hidden;
  margin: -26px -22px 14px;
  border-radius: 20px 20px 0 0;
  aspect-ratio: 16 / 9;
}

.qn-model-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.qn-model-card:hover .qn-model-card__media img {
  transform: scale(1.05);
}

.qn-model-card--active {
  background: linear-gradient(180deg, #0d2138, #081523);
  border: 1px solid rgba(70, 216, 255, 0.18);
}

.qn-model-card--active .qn-model-card__media {
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.qn-model-card__tag {
  display: inline-block;
  padding: 6px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #2f5e91;
  background: rgba(23, 109, 255, 0.1);
}

.qn-model-card h3 {
  margin: 14px 0 12px;
  font-size: 32px;
  color: var(--qn-title-dark);
}

.qn-model-card--active .qn-model-card__tag {
  color: #d6eaff;
  background: rgba(255, 255, 255, 0.14);
}

.qn-model-card--active h3 {
  color: #fff;
}

.qn-model-list {
  margin: 0;
  padding: 0;
}

.qn-model-list li {
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(23, 109, 255, 0.14);
}

.qn-model-list li:last-child {
  border-bottom: 0;
}

.qn-model-list b {
  color: var(--qn-title-dark);
}

.qn-model-list span {
  color: var(--qn-text-dark);
  text-align: right;
}

.qn-model-card--active .qn-model-list li {
  border-bottom-color: rgba(255, 255, 255, 0.24);
}

.qn-model-card--active .qn-model-list b,
.qn-model-card--active .qn-model-list span {
  color: #eaf5ff;
}

.qn-compare-card {
  padding: 24px;
  border-radius: 24px;
  min-height: 100%;
}

.qn-compare-card--good {
  background: linear-gradient(180deg, #0d2138, #081523);
  border: 1px solid rgba(70, 216, 255, 0.16);
}

.qn-compare-card--good h3,
.qn-compare-card--good li {
  color: #edf6ff;
}

.qn-compare-card--soft {
  background: #ffffff;
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
  color: var(--qn-text-dark);
}

.qn-compare-card--soft h3 {
  color: var(--qn-title-dark);
}

.qn-compare-card h3 {
  margin: 0 0 12px;
  font-size: 24px;
}

.qn-compare-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 86px;
  height: 86px;
  margin: 0 auto;
  border-radius: 50%;
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--qn-primary-deep), var(--qn-primary));
  box-shadow: 0 14px 30px rgba(23, 109, 255, 0.24);
}

.qn-tech-grid .qn-panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(70, 216, 255, 0.14);
  box-shadow: none;
}

.qn-tech-grid .qn-panel h3,
.qn-tech-grid .qn-panel p,
.qn-tech-grid .qn-panel li {
  color: #eaf5ff;
}

.qn-scene-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.qn-scene-card {
  position: relative;
  padding: 24px 20px 20px;
  background: linear-gradient(180deg, #ffffff, #f6faff);
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
}

.qn-scene-card__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(141, 245, 209, 0.2), rgba(70, 216, 255, 0.18));
  color: var(--qn-primary-deep);
  font-size: 14px;
  font-weight: 700;
}

.qn-scene-card__label {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(23, 109, 255, 0.08);
  color: var(--qn-primary-deep);
  font-size: 12px;
  font-weight: 700;
}

.qn-scene-points {
  margin: 10px 0 0;
  padding: 0;
}

.qn-scene-points li {
  list-style: none;
  position: relative;
  margin-top: 10px;
  padding-left: 16px;
  color: var(--qn-text-dark);
  line-height: 1.75;
  font-size: 14px;
}

.qn-scene-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--qn-accent), var(--qn-primary));
}

.qn-service-list li {
  margin-top: 14px;
}

.qn-process {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.qn-step {
  position: relative;
  padding: 18px 16px;
  border-radius: 18px;
  background: linear-gradient(180deg, #ffffff, #f6faff);
  border: 1px solid rgba(19, 43, 70, 0.08);
}

.qn-step b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 12px;
  border-radius: 12px;
  color: var(--qn-primary-deep);
  background: rgba(70, 216, 255, 0.12);
}

.qn-step strong {
  display: block;
  color: var(--qn-title-dark);
  font-size: 18px;
}

.qn-step span {
  display: block;
  margin-top: 8px;
  color: var(--qn-text-dark);
  line-height: 1.7;
  font-size: 14px;
}

.qn-brand-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 22px;
}

.qn-brand-card {
  padding: 22px 18px;
  background: linear-gradient(180deg, #0d2138, #081523);
  border: 1px solid rgba(70, 216, 255, 0.14);
}

.qn-brand-card h3,
.qn-brand-card p {
  color: #eaf5ff;
}

.qn-cta-block {
  padding: 30px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(70, 216, 255, 0.24), transparent 0, transparent 32%),
    linear-gradient(135deg, #0a1728, #0d2138);
  border: 1px solid rgba(70, 216, 255, 0.16);
  box-shadow: 0 18px 50px rgba(6, 17, 30, 0.18);
}

.qn-cta-block h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(28px, 3vw, 38px);
}

.qn-cta-block p {
  margin: 12px 0 0;
  color: #cfe1f4;
  line-height: 1.8;
}

.qn-cta-block .qn-cta-group {
  margin-top: 20px;
}

@media (max-width: 1199px) {
  .qn-scene-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .qn-process { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 991px) {
  .qn-hero__grid,
  .qn-intro-grid,
  .qn-tech-grid,
  .qn-service-grid,
  .qn-compare-grid {
    grid-template-columns: 1fr;
  }

  .qn-feature-grid,
  .qn-spec-grid,
  .qn-model-grid,
  .qn-brand-grid,
  .qn-process {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qn-stat-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qn-compare-grid {
    gap: 20px;
  }

}

@media (max-width: 767px) {
  .qn-hero {
    padding: 42px 0 32px;
  }

  .qn-shell {
    width: min(1200px, calc(100% - 24px));
  }

  .qn-stat-list,
  .qn-feature-grid,
  .qn-spec-grid,
  .qn-model-grid,
  .qn-scene-grid,
  .qn-brand-grid,
  .qn-process {
    grid-template-columns: 1fr;
  }

  .qn-section {
    padding: 56px 0;
  }

  .qn-cta-block {
    padding: 22px;
  }

  .qn-anchor-bar .qn-shell {
    gap: 8px;
    padding: 10px 0;
  }

  .qn-anchor-bar a {
    font-size: 13px;
  }
}

/* 2026-04 layout optimization */
.qn-shell {
  width: 1430px;
  max-width: calc(100% - 30px);
}

.qn-hero {
  display: grid;
  padding: 0;
  background: linear-gradient(135deg, var(--qn-bg-deep), var(--qn-bg) 40%, var(--qn-bg-soft));
}

.qn-hero__bg {
  position: relative;
  grid-area: 1 / 1;
  z-index: 0;
  overflow: hidden;
}

.qn-hero__bg img {
  display: block;
  width: 100%;
  height: auto;
  filter: brightness(1.15) saturate(1.06) contrast(1.03);
}


.qn-hero::before {
  inset: 0;
  width: auto;
  height: auto;
  left: 0;
  top: 0;
  border-radius: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16) 0%, rgba(240, 247, 255, 0.06) 12%, rgba(255, 255, 255, 0.01) 22%, rgba(255, 255, 255, 0) 34%),
    linear-gradient(90deg, rgba(4, 13, 24, 0.9) 0%, rgba(7, 20, 34, 0.82) 16%, rgba(8, 23, 38, 0.68) 31%, rgba(8, 23, 38, 0.44) 46%, rgba(8, 23, 38, 0.2) 60%, rgba(8, 23, 38, 0.06) 72%, rgba(8, 23, 38, 0) 82%),
    radial-gradient(circle at left top, rgba(200, 170, 106, 0.06), transparent 0, transparent 28%);
  filter: none;
}

.qn-hero::after {
  width: 640px;
  height: 640px;
  right: -220px;
  top: -160px;
  bottom: auto;
  background: rgba(70, 216, 255, 0.08);
  filter: blur(10px);
}

.qn-hero__grid {
  position: relative;
  grid-area: 1 / 1;
  z-index: 2;
  display: flex;
  align-items: center;
  min-height: 100%;
}

.qn-hero__copy {
  max-width: 760px;
  padding: clamp(118px, 8vw, 138px) 0 clamp(56px, 6vw, 86px);
  text-shadow: 0 2px 12px rgba(4, 16, 28, 0.28);
}

.qn-hero h1 {
  font-size: clamp(36px, 4vw, 58px);
  line-height: 1.15;
}

.qn-hero p {
  max-width: 720px;
  margin-top: 18px;
  font-size: 18px;
  line-height: 1.95;
}

.qn-tag-list {
  gap: 12px;
  margin-top: 26px;
}

.qn-tag-list span {
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(10, 28, 46, 0.55);
}

.qn-cta-group {
  gap: 16px;
  margin-top: 32px;
}

.qn-btn {
  min-width: 178px;
  padding: 14px 24px;
}

.qn-stat-list {
  gap: 18px;
  max-width: 1180px;
  margin-top: 38px;
}

.qn-stat-list li {
  padding: 22px 18px;
  background: rgba(9, 25, 41, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.qn-anchor-bar .qn-shell {
  gap: 12px;
  padding: 16px 0;
}

.qn-section {
  padding: 90px 0;
}

.qn-heading {
  max-width: 860px;
  margin-bottom: 40px;
}

.qn-intro-grid,
.qn-tech-grid,
.qn-service-grid {
  gap: 28px;
}

.qn-panel,
.qn-compare-card {
  padding: 30px 28px;
}

.qn-spec-grid,
.qn-feature-grid,
.qn-scene-grid,
.qn-brand-grid {
  gap: 20px;
}

.qn-feature-card {
  padding: 28px 24px 24px;
}

.qn-spec-card,
.qn-scene-card {
  padding: 24px 20px;
}

.qn-compare-grid {
  gap: 24px;
}

.qn-process {
  gap: 16px;
}

.qn-step {
  padding: 22px 18px;
}

.qn-cta-block {
  padding: 40px 36px;
}

@media (max-width: 991px) {
  .qn-shell {
    max-width: calc(100% - 24px);
  }

  .qn-hero__copy {
    max-width: none;
    padding: 112px 0 52px;
  }

  .qn-stat-list {
    max-width: none;
  }
}

@media (max-width: 767px) {
  .qn-hero {
    padding: 0;
    background-position: center center;
  }

  .qn-hero__grid {
    min-height: auto;
    align-items: flex-start;
  }

  .qn-hero__copy {
    padding: 96px 0 40px;
  }

  .qn-hero p {
    font-size: 16px;
    line-height: 1.85;
  }

  .qn-section {
    padding: 64px 0;
  }

  .qn-panel,
  .qn-compare-card,
  .qn-cta-block {
    padding: 22px 18px;
  }
}

/* 2026-04-08 overlap and layering fixes */
.headzj {
  background: rgba(7, 17, 29, 0.88);
  backdrop-filter: blur(8px);
}

.header {
  background: transparent;
  box-shadow: none;
}

.header ul li > a {
  color: #1a2c40;
}

.qn-hero__copy {
  padding-top: 132px;
  padding-left: 180px;
}

.qn-anchor-bar {
  position: relative;
  z-index: 2;
}

.side2 {
  top: 74%;
  margin-top: 0;
}

.side {
  top: 62%;
}

@media (max-width: 1440px) {
  .qn-hero__copy {
    padding-left: 128px;
  }

  .side2 {
    top: 76%;
  }
}

@media (max-width: 991px) {
  .qn-hero__copy {
    padding-left: 0;
    padding-top: 118px;
  }

  .side2 {
    top: 72%;
  }
}

/* 2026-04-08 simplified layout optimization */
.side2 {
  display: none;
}

.qn-hero__copy {
  max-width: 720px;
  padding-top: clamp(118px, 8vw, 138px);
  padding-left: 60px;
  padding-bottom: clamp(56px, 6vw, 86px);
}

.qn-hero p {
  max-width: 680px;
}

.qn-showcase-section {
  padding-top: 82px;
}

.qn-showcase-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 34px;
  align-items: center;
}

.qn-showcase-copy h2 {
  margin: 0;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.28;
  color: var(--qn-title-dark);
}

.qn-showcase-copy--panel {
  align-self: center;
  padding: 28px 26px;
  border-radius: 24px;
  background: linear-gradient(180deg, #ffffff, #f7fbff);
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
}

.qn-showcase-copy p {
  margin: 14px 0 0;
  line-height: 1.9;
  color: var(--qn-text-dark);
}

.qn-showcase-copy .qn-check-list {
  margin-top: 18px;
}

.qn-showcase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.qn-showcase-tags span {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(23, 109, 255, 0.07);
  color: var(--qn-primary-deep);
  font-size: 13px;
  font-weight: 600;
}

.qn-showcase-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.qn-showcase-stats div {
  padding: 14px 14px 12px;
  border-radius: 16px;
  background: #f4f8fc;
  border: 1px solid rgba(19, 43, 70, 0.06);
}

.qn-showcase-stats strong {
  display: block;
  color: var(--qn-title-dark);
  font-size: 22px;
}

.qn-showcase-stats span {
  display: block;
  margin-top: 6px;
  color: var(--qn-text-dark);
  font-size: 13px;
  line-height: 1.6;
}

.qn-showcase-media {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}

.qn-showcase-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.qn-showcase-card {
  position: relative;
  overflow: hidden;
  min-height: 220px;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(19, 43, 70, 0.08);
}

.qn-showcase-card--wide {
  grid-column: 1 / -1;
  min-height: 320px;
}

.qn-showcase-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 42%;
  background: linear-gradient(180deg, rgba(8, 20, 34, 0) 0%, rgba(8, 20, 34, 0.12) 38%, rgba(8, 20, 34, 0.68) 100%);
  pointer-events: none;
}

.qn-showcase-card img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.qn-showcase-card:hover img {
  transform: scale(1.04);
}

.qn-showcase-card__meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 18px 18px 16px;
}

.qn-showcase-card__meta span {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  font-size: 12px;
}

.qn-showcase-card__meta strong {
  display: block;
  margin-top: 10px;
  color: #fff;
  font-size: 18px;
  line-height: 1.45;
}

.qn-media-stack {
  display: grid;
  gap: 16px;
}

.qn-media-card {
  overflow: hidden;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(19, 43, 70, 0.08);
}

.qn-media-card--large {
  min-height: 440px;
}

.qn-media-card img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
}

.qn-data-band .qn-stat-list {
  margin-top: 28px;
}

.qn-data-band .qn-stat-list li {
  background: rgba(255, 255, 255, 0.06);
}

.qn-install-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.qn-install-flow {
  padding: 28px 26px;
  border-radius: 28px;
  background:
    radial-gradient(circle at right top, rgba(31, 154, 201, 0.14), transparent 42%),
    linear-gradient(180deg, #ffffff, #f5f9ff);
  border: 1px solid rgba(19, 43, 70, 0.09);
  box-shadow: 0 22px 48px rgba(19, 43, 70, 0.08);
}

.qn-install-stage + .qn-install-stage {
  margin-top: 20px;
}

.qn-install-stage h3 {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 10px 16px 10px 12px;
  border-radius: 14px;
  background: #0e2d49;
  color: #f2f8ff;
  font-size: 19px;
  line-height: 1.25;
  letter-spacing: 0.2px;
}

.qn-install-stage h3 span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 64px;
  height: 34px;
  padding: 0 10px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 800;
  color: #08345a;
  background: linear-gradient(135deg, #9ee8ff, #43bde9);
}

.qn-install-stage ul {
  margin: 14px 0 0;
  padding: 0;
}

.qn-install-stage li {
  list-style: none;
  margin-top: 8px;
  padding-left: 20px;
  position: relative;
  color: #4e6278;
  font-size: 16px;
  line-height: 1.8;
}

.qn-install-stage li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, #56c9ef, #1f9ac9);
  box-shadow: 0 0 0 4px rgba(31, 154, 201, 0.14);
}

.qn-install-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.qn-install-track::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 56px;
  height: 2px;
  background: linear-gradient(90deg, rgba(31, 154, 201, 0.18), rgba(31, 154, 201, 0.6), rgba(31, 154, 201, 0.18));
}

.qn-install-node {
  position: relative;
  padding: 8px;
  border-radius: 16px;
  background: #ffffff;
  border: 1px solid rgba(31, 154, 201, 0.16);
  box-shadow: 0 10px 26px rgba(19, 43, 70, 0.08);
}

.qn-install-node::after {
  content: "";
  position: absolute;
  top: 50px;
  right: -12px;
  width: 10px;
  height: 10px;
  border-top: 2px solid rgba(31, 154, 201, 0.62);
  border-right: 2px solid rgba(31, 154, 201, 0.62);
  transform: rotate(45deg);
}

.qn-install-node:last-child::after {
  display: none;
}

.qn-install-node img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(19, 43, 70, 0.12);
}

.qn-install-node p {
  margin: 8px 0 2px;
  text-align: center;
  color: #1e3954;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
}

.qn-install-card {
  overflow: hidden;
  border-radius: 22px;
  background: #fff;
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
}

.qn-install-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.qn-install-card div {
  padding: 16px 16px 18px;
}

.qn-install-card strong {
  display: block;
  font-size: 18px;
  color: var(--qn-title-dark);
}

.qn-install-card span {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--qn-text-dark);
}

.qn-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.qn-case-card {
  overflow: hidden;
  border-radius: 22px;
  background: #fff;
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.qn-case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 44px rgba(19, 43, 70, 0.1);
}

.qn-case-card__image {
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.qn-case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.qn-case-card:hover .qn-case-card__image img {
  transform: scale(1.04);
}

.qn-case-card__content {
  padding: 20px 18px 22px;
}

.qn-case-card__content span {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(23, 109, 255, 0.08);
  color: var(--qn-primary-deep);
  font-size: 12px;
  font-weight: 700;
}

.qn-case-card__content h3 {
  margin: 0 0 10px;
  font-size: 20px;
  color: var(--qn-title-dark);
}

.qn-case-card__content p {
  margin: 0;
  color: var(--qn-text-dark);
  line-height: 1.8;
}

.qn-case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
}

.qn-case-meta li {
  list-style: none;
  padding: 6px 10px;
  border-radius: 999px;
  background: #f3f8fe;
  border: 1px solid rgba(23, 109, 255, 0.12);
  color: #325c8a;
  font-size: 12px;
  line-height: 1.4;
}

.qn-company-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.qn-company-card {
  padding: 28px 24px;
  border-radius: 22px;
  background: #fff;
  border: 1px solid rgba(19, 43, 70, 0.08);
  box-shadow: 0 18px 40px rgba(19, 43, 70, 0.06);
}

.qn-company-card h3 {
  margin: 0 0 14px;
  font-size: 24px;
  color: var(--qn-title-dark);
}

.qn-company-card--wide {
  grid-column: 1 / -1;
}

.qn-company-list,
.qn-timeline {
  margin: 0;
  padding: 0;
}

.qn-company-list li,
.qn-timeline li {
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(23, 109, 255, 0.14);
}

.qn-company-list li:last-child,
.qn-timeline li:last-child {
  border-bottom: 0;
}

.qn-company-list b,
.qn-timeline b {
  color: var(--qn-title-dark);
  font-size: 15px;
}

.qn-company-list span,
.qn-timeline span {
  color: var(--qn-text-dark);
  line-height: 1.7;
  text-align: right;
}

.qn-company-metric {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.qn-company-metric div {
  padding: 14px;
  border-radius: 16px;
  background: #f4f8fc;
  border: 1px solid rgba(19, 43, 70, 0.06);
}

.qn-company-metric strong {
  display: block;
  color: var(--qn-title-dark);
  font-size: 24px;
}

.qn-company-metric span {
  display: block;
  margin-top: 6px;
  color: var(--qn-text-dark);
  line-height: 1.6;
  font-size: 13px;
}

.qn-case-cta {
  margin-top: 28px;
  text-align: center;
}

@media (max-width: 991px) {
  .qn-showcase-grid,
  .qn-showcase-media,
  .qn-showcase-gallery {
    grid-template-columns: 1fr;
  }

  .qn-install-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qn-install-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .qn-install-track::before {
    display: none;
  }

  .qn-install-node:nth-child(3n)::after {
    display: none;
  }

  .qn-company-grid {
    grid-template-columns: 1fr;
  }

  .qn-company-metric {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qn-showcase-card--wide {
    grid-column: auto;
    min-height: 280px;
  }

  .qn-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qn-hero__copy {
    padding-left: 0;
    padding-bottom: 62px;
  }
}

@media (max-width: 767px) {
  .qn-install-grid,
  .qn-case-grid {
    grid-template-columns: 1fr;
  }

  .qn-install-flow {
    padding: 18px 14px;
  }

  .qn-install-stage h3 {
    font-size: 17px;
    padding: 8px 10px 8px 8px;
  }

  .qn-install-stage h3 span {
    min-width: 56px;
    height: 30px;
    font-size: 12px;
  }

  .qn-install-stage li {
    font-size: 15px;
    line-height: 1.75;
  }

  .qn-install-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .qn-install-node::after,
  .qn-install-node:nth-child(3n)::after {
    display: none;
  }

  .qn-install-node p {
    font-size: 15px;
  }

  .qn-company-metric {
    grid-template-columns: 1fr;
  }

  .qn-company-card {
    padding: 22px 18px;
  }

  .qn-showcase-card,
  .qn-showcase-card--wide {
    min-height: 220px;
  }

  .qn-showcase-card__meta strong {
    font-size: 16px;
  }

  .qn-media-card--large {
    min-height: 280px;
  }
}

/* 2026-04-09 spacious layout optimization */
.qn-section {
  padding: 104px 0;
}

.qn-heading {
  max-width: 950px;
  margin-bottom: 48px;
}

.qn-heading p {
  max-width: 820px;
  margin-top: 16px;
  line-height: 1.92;
}

.qn-intro-grid,
.qn-tech-grid,
.qn-service-grid,
.qn-showcase-grid {
  gap: 40px;
}

.qn-showcase-section {
  padding-top: 96px;
}

.qn-showcase-grid {
  grid-template-columns: 0.95fr 1.05fr;
  align-items: stretch;
}

.qn-showcase-media,
.qn-media-stack,
.qn-feature-grid,
.qn-scene-grid,
.qn-brand-grid,
.qn-case-grid {
  gap: 24px;
}

.qn-panel,
.qn-compare-card {
  padding: 36px 34px;
  border-radius: 24px;
}

.qn-feature-card {
  padding: 32px 28px 28px;
  border-radius: 22px;
}

.qn-spec-card,
.qn-scene-card,
.qn-brand-card {
  padding: 28px 24px;
}

.qn-scene-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.qn-media-card--large {
  min-height: 500px;
}

.qn-compare-grid {
  gap: 30px;
}

.qn-process {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.qn-step {
  padding: 26px 22px;
  border-radius: 20px;
}

.qn-case-card__content {
  padding: 24px 22px 26px;
}

.qn-case-cta {
  margin-top: 36px;
}

.qn-cta-block {
  padding: 52px 48px;
}

.qn-cta-block p {
  max-width: 780px;
  margin-top: 14px;
  line-height: 1.9;
}

.qn-data-band .qn-stat-list {
  margin-top: 34px;
}

@media (max-width: 1199px) {
  .qn-section {
    padding: 88px 0;
  }

  .qn-showcase-grid,
  .qn-intro-grid,
  .qn-tech-grid,
  .qn-service-grid {
    gap: 28px;
  }

  .qn-scene-grid,
  .qn-process {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .qn-section {
    padding: 62px 0;
  }

  .qn-heading {
    margin-bottom: 30px;
  }

  .qn-panel,
  .qn-compare-card,
  .qn-feature-card,
  .qn-scene-card,
  .qn-brand-card,
  .qn-cta-block {
    padding: 22px 18px;
  }

  .qn-model-card {
    padding: 22px 18px;
  }

  .qn-model-card__media {
    margin: -22px -18px 12px;
  }

  .qn-showcase-section {
    padding-top: 64px;
  }

  .qn-process,
  .qn-scene-grid,
  .qn-case-grid {
    grid-template-columns: 1fr;
  }
}

/* 2026-04-09 KPI section alignment fix */
.qn-intro-grid {
  align-items: stretch;
}

.qn-intro-grid .qn-panel {
  height: 100%;
}

.qn-spec-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.qn-spec-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 148px;
  padding: 22px 20px;
}

.qn-spec-card strong {
  font-size: clamp(22px, 2vw, 34px);
  line-height: 1.25;
  word-break: break-word;
}

.qn-spec-card span {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
}

@media (max-width: 767px) {
  .qn-spec-grid {
    grid-template-columns: 1fr;
  }
}

.qn-panel--core {
  display: flex;
  flex-direction: column;
}

.qn-panel--core .qn-check-list {
  margin-bottom: 0;
}

.qn-core-visual {
  margin-top: 22px;
  overflow: hidden;
  border-radius: 18px;
  background: linear-gradient(180deg, #f8fbff, #eef5fb);
  border: 1px solid rgba(19, 43, 70, 0.08);
}

.qn-core-visual img {
  display: block;
  width: 100%;
  height: 176px;
  object-fit: cover;
}

.qn-core-visual span {
  display: block;
  padding: 12px 14px;
  color: var(--qn-primary-deep);
  font-size: 13px;
  line-height: 1.7;
}

@media (max-width: 767px) {
  .qn-core-visual img {
    height: 150px;
  }
}

/* 2026-04-09 lightweight reveal animation */
.qn-reveal {
  opacity: 0;
  transform: perspective(1200px) rotateX(10deg) translateY(42px);
  transform-origin: center top;
  transition:
    opacity 0.7s ease,
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.3s ease;
  will-change: opacity, transform;
}

.qn-reveal--soft {
  transform: perspective(1200px) rotateX(7deg) translateY(28px);
}

.qn-reveal.is-inview {
  opacity: 1;
  transform: perspective(1200px) rotateX(0deg) translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .qn-reveal,
  .qn-reveal--soft,
  .qn-reveal.is-inview {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* 2026-04-09 restrained business motion tuning */
.qinang-page .animated {
  animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

@-webkit-keyframes qnFadeInUpSoft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(0, 18px, 0);
    transform: translate3d(0, 18px, 0);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@keyframes qnFadeInUpSoft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(0, 18px, 0);
    transform: translate3d(0, 18px, 0);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@-webkit-keyframes qnFadeInLeftSoft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(-18px, 0, 0);
    transform: translate3d(-18px, 0, 0);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@keyframes qnFadeInLeftSoft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(-18px, 0, 0);
    transform: translate3d(-18px, 0, 0);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@-webkit-keyframes qnFadeInRightSoft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(18px, 0, 0);
    transform: translate3d(18px, 0, 0);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@keyframes qnFadeInRightSoft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(18px, 0, 0);
    transform: translate3d(18px, 0, 0);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

.qinang-page .fadeInUp,
.qinang-page .fadeInLeft,
.qinang-page .fadeInRight {
  animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

.qinang-page .fadeInUp {
  -webkit-animation-name: qnFadeInUpSoft;
  animation-name: qnFadeInUpSoft;
}

.qinang-page .fadeInLeft {
  -webkit-animation-name: qnFadeInLeftSoft;
  animation-name: qnFadeInLeftSoft;
}

.qinang-page .fadeInRight {
  -webkit-animation-name: qnFadeInRightSoft;
  animation-name: qnFadeInRightSoft;
}

/* 2026-04-09 showcase module second revision */
.qn-showcase-grid {
  display: block;
}

.qn-showcase-copy--panel {
  margin-bottom: 26px;
  padding: 30px 30px 26px;
}

.qn-showcase-copy__main {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) 320px;
  gap: 24px;
  align-items: start;
}

.qn-showcase-copy__text .qn-check-list {
  margin-top: 18px;
}

.qn-showcase-side-card {
  overflow: hidden;
  border-radius: 18px;
  background: #f6faff;
  border: 1px solid rgba(19, 43, 70, 0.08);
}

.qn-showcase-side-card img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.qn-showcase-side-card__text {
  padding: 14px 14px 16px;
}

.qn-showcase-side-card__text strong {
  display: block;
  color: var(--qn-title-dark);
  font-size: 18px;
}

.qn-showcase-side-card__text span {
  display: block;
  margin-top: 6px;
  color: var(--qn-text-dark);
  font-size: 13px;
  line-height: 1.7;
}

.qn-showcase-gallery {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 991px) {
  .qn-showcase-copy__main {
    grid-template-columns: 1fr;
  }

  .qn-showcase-side-card img {
    height: 180px;
  }
}

/* 2026-04-24 English typography and long-copy fitting */
.qinang-page {
  font-family: "Aptos", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.qinang-page h1,
.qinang-page h2,
.qinang-page h3,
.qinang-page strong,
.qinang-page b {
  letter-spacing: 0;
  word-break: normal;
  overflow-wrap: anywhere;
}

.qinang-page p,
.qinang-page li,
.qinang-page span,
.qn-model-list b,
.qn-model-list span,
.qn-company-list b,
.qn-company-list span {
  letter-spacing: 0;
  word-break: normal;
  overflow-wrap: anywhere;
  hyphens: auto;
}

.qn-kicker,
.qn-eyebrow {
  letter-spacing: 0.4px;
}

.qn-hero__copy {
  max-width: 860px;
}

.qn-hero p,
.qn-heading p,
.qn-cta-block p {
  max-width: 76ch;
  line-height: 1.72;
}

.qn-heading {
  max-width: 980px;
}

.qn-heading h2 {
  line-height: 1.3;
}

.qn-check-list li,
.qn-service-list li,
.qn-plain-list li,
.qn-scene-points li,
.qn-case-meta li {
  line-height: 1.72;
}

.qn-model-list li,
.qn-company-list li,
.qn-timeline li {
  gap: 14px;
}

.qn-spec-card,
.qn-feature-card,
.qn-model-card,
.qn-scene-card,
.qn-case-card,
.qn-company-card,
.qn-brand-card {
  min-height: 100%;
}

@media (max-width: 991px) {
  .qn-hero p,
  .qn-heading p,
  .qn-cta-block p {
    max-width: none;
    line-height: 1.68;
  }

  .qn-heading {
    max-width: none;
  }
}