:root {
  --heading-color: #063f45;
  --accent-color: #0e8790;
  --qlab-teal: #073f44;
  --qlab-teal-2: #0b5960;
  --qlab-gold: #f5b82e;
  --qlab-bg: #f4f8f6;
  --qlab-line: #d8e6e1;
  --qlab-muted: #607176;
}

body {
  color: #20383d;
}

body [data-aos] {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

.dark-background {
  --background-color: #073f44;
  --default-color: #ffffff;
  --heading-color: #ffffff;
  --surface-color: #0b5960;
}

.light-background {
  --background-color: #eef5f2;
}

.header .logo img {
  max-height: 42px;
  border-radius: 9px;
  margin-right: 10px;
}

.header .logo h1 {
  font-size: 24px;
  line-height: 1;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 800;
}

.brand-text span {
  display: block;
  color: color-mix(in srgb, var(--heading-color), transparent 12%);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.1;
}

.header .btn-getstarted,
.header .btn-getstarted:focus,
.hero .btn-get-started,
.call-to-action .cta-btn,
.qlab-error-page .btn-get-started {
  background: var(--qlab-gold);
  color: #062f34;
  border: 0;
  font-weight: 800;
}

.header .btn-getstarted:hover,
.hero .btn-get-started:hover,
.call-to-action .cta-btn:hover,
.qlab-error-page .btn-get-started:hover {
  background: #ffd15f;
  color: #062f34;
}

.index-page.scrolled .header {
  --background-color: rgba(7, 63, 68, 0.94);
}

.hero {
  background: linear-gradient(135deg, #073f44 0%, #082f33 100%);
}

.hero h1 {
  font-size: clamp(2.6rem, 5vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: 0;
  margin-bottom: 22px;
}

.hero p {
  font-size: 1.13rem;
  color: #d8e8e4;
}

.hero-kicker {
  color: var(--qlab-gold) !important;
  font-size: 0.8rem !important;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.hero .btn-watch-video {
  color: #ffffff;
}

.hero .btn-watch-video i {
  color: var(--qlab-gold);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.hero-badges span {
  padding: 8px 12px;
  color: #eaf7f5;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 700;
}

.qlab-app-preview,
.mock-window {
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
}

.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 14px;
  background: #eaf3ef;
  border-bottom: 1px solid var(--qlab-line);
}

.preview-toolbar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #9eb4af;
}

.preview-toolbar div {
  flex: 1;
  margin-left: 8px;
  padding: 7px 12px;
  color: #607176;
  background: #ffffff;
  border-radius: 999px;
  font-size: 0.86rem;
}

.preview-body {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  min-height: 410px;
}

.preview-body aside {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 16px;
  color: #d7e8e4;
  background: #063f45;
}

.preview-body aside strong,
.preview-body aside span {
  padding: 8px 10px;
  border-radius: 8px;
}

.preview-body aside strong {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.13);
}

.preview-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 8px;
  color: #ffffff;
  background: linear-gradient(135deg, #0e8790, #f5b82e);
  border-radius: 8px;
  font-size: 1.45rem;
  font-weight: 900;
}

.preview-body section {
  padding: 24px;
  background: #f8fbfa;
}

.preview-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.preview-head h3 {
  margin: 0 0 4px;
  color: var(--qlab-teal);
  font-size: 1.2rem;
}

.preview-head p {
  margin: 0;
  color: var(--qlab-muted);
  font-size: 0.92rem;
}

.preview-head > span {
  padding: 7px 12px;
  color: #0c6448;
  background: #dbf4eb;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.82rem;
}

.preview-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.preview-kpis div,
.value-box,
.verification-grid div,
.step-box,
.security-grid div {
  background: #ffffff;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
}

.preview-kpis div {
  padding: 18px;
}

.preview-kpis strong {
  display: block;
  color: var(--qlab-teal);
  font-size: 2rem;
  line-height: 1;
}

.preview-kpis small {
  display: block;
  color: var(--qlab-muted);
  margin-top: 8px;
}

.preview-alerts {
  padding: 16px;
  background: #ffffff;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
}

.preview-alerts div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  color: #253f44;
  border-bottom: 1px solid #e9f0ed;
}

.preview-alerts div:last-child {
  border-bottom: 0;
}

.preview-alerts i {
  color: var(--accent-color);
  margin-right: 8px;
}

.about h3,
.qlab-verification h3,
.qlab-security h2 {
  color: var(--qlab-teal);
  font-weight: 800;
}

.value-box {
  min-height: 178px;
  padding: 22px;
  box-shadow: 0 12px 36px rgba(7, 63, 68, 0.08);
}

.value-box i,
.service-item .icon i,
.quality-grid i,
.security-grid i {
  color: var(--accent-color);
}

.value-box i {
  display: inline-block;
  font-size: 28px;
  margin-bottom: 14px;
}

.value-box h4 {
  color: var(--qlab-teal);
  font-weight: 800;
}

.value-box p,
.verification-grid span,
.step-box p,
.security-grid span {
  color: var(--qlab-muted);
}

.qlab-demo-section {
  background: #073f44;
}

.qlab-demo-section .section-title h2,
.qlab-demo-section .section-title p {
  color: #ffffff;
}

.qlab-tabs {
  gap: 8px;
  margin-bottom: 24px;
}

.qlab-tabs .nav-link {
  color: #d8e8e4;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  font-weight: 800;
}

.qlab-tabs .nav-link.active {
  color: #062f34;
  background: var(--qlab-gold);
}

.qlab-tab-content {
  max-width: 960px;
  margin: 0 auto;
}

.mock-window {
  min-height: 430px;
  padding: 26px;
  color: #20383d;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.24);
}

.mock-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--qlab-line);
}

.mock-head span {
  color: var(--qlab-muted);
  font-weight: 800;
}

.mock-head strong {
  color: var(--qlab-teal);
}

.mock-kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}

.mock-kpi-row div {
  padding: 18px;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
}

.mock-kpi-row strong {
  display: block;
  color: var(--qlab-teal);
  font-size: 2rem;
  line-height: 1;
}

.mock-kpi-row span {
  color: var(--qlab-muted);
}

.mock-chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.mock-bars,
.mock-alert-list {
  min-height: 190px;
  padding: 22px;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
}

.mock-bars {
  display: flex;
  align-items: end;
  gap: 16px;
}

.mock-bars span {
  flex: 1;
  min-width: 24px;
  background: linear-gradient(180deg, #0e8790, #073f44);
  border-radius: 6px 6px 0 0;
}

.mock-alert-list {
  display: grid;
  align-content: center;
  gap: 12px;
}

.mock-alert-list p {
  margin: 0;
  font-weight: 800;
}

.qlab-table th {
  color: var(--qlab-muted);
  text-transform: uppercase;
  font-size: 0.78rem;
}

.method-proof {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 24px;
  align-items: center;
  min-height: 260px;
}

.method-proof small {
  color: var(--accent-color);
  font-weight: 900;
}

.method-proof h3 {
  color: var(--qlab-teal);
  font-weight: 900;
}

.method-proof p {
  color: var(--qlab-muted);
  font-size: 1.05rem;
}

.method-proof div:last-child {
  display: grid;
  gap: 10px;
}

.method-proof span {
  padding: 13px;
  color: var(--qlab-teal);
  background: #eef7f4;
  border-radius: 8px;
  font-weight: 800;
}

.method-proof span i {
  color: var(--accent-color);
  margin-right: 8px;
}

.doc-list {
  display: grid;
  gap: 12px;
}

.doc-list div {
  display: grid;
  grid-template-columns: 0.8fr 1.4fr 0.7fr;
  gap: 14px;
  align-items: center;
  padding: 16px;
  background: #f8fbfa;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
}

.doc-list strong,
.doc-list em {
  color: var(--qlab-teal);
}

.doc-list em {
  font-style: normal;
  font-weight: 800;
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.quality-grid div {
  min-height: 220px;
  padding: 22px;
  background: #f8fbfa;
  border: 1px solid var(--qlab-line);
  border-radius: 8px;
}

.quality-grid i {
  font-size: 34px;
}

.quality-grid strong {
  display: block;
  margin: 14px 0 8px;
  color: var(--qlab-teal);
  font-size: 1.2rem;
}

.quality-grid p {
  color: var(--qlab-muted);
}

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

.verification-grid div {
  min-height: 124px;
  padding: 18px;
}

.verification-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--qlab-teal);
}

.service-item {
  border-radius: 8px;
  border: 1px solid var(--qlab-line);
}

.service-item h4 {
  color: var(--qlab-teal);
}

.step-box {
  height: 100%;
  padding: 24px;
}

.step-box span {
  display: inline-flex;
  min-width: 42px;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: #062f34;
  background: #fff0c9;
  border-radius: 8px;
  font-weight: 900;
}

.step-box h4 {
  color: var(--qlab-teal);
  font-weight: 800;
}

.qlab-security {
  background: var(--qlab-bg);
}

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

.security-grid div {
  padding: 20px;
}

.security-grid i {
  display: block;
  margin-bottom: 12px;
  font-size: 26px;
}

.security-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--qlab-teal);
}

.call-to-action {
  background: linear-gradient(135deg, #073f44 0%, #092f34 100%);
}

.footer {
  background: #ffffff;
}

.footer-logo {
  width: 42px;
  height: 42px;
  margin-right: 10px;
  border-radius: 9px;
}

.qlab-error-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 48px 16px;
  color: #ffffff;
  text-align: center;
  background: linear-gradient(135deg, #073f44 0%, #082f33 100%);
}

.qlab-error-page img {
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
  border-radius: 12px;
}

.qlab-error-page h1 {
  margin-bottom: 14px;
  color: #ffffff;
  font-size: clamp(2.3rem, 6vw, 4.5rem);
}

.qlab-error-page p:not(.hero-kicker) {
  max-width: 520px;
  margin: 0 auto 26px;
  color: #d8e8e4;
  font-size: 1.05rem;
}

.qlab-error-page .btn-get-started {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 28px;
  border-radius: 999px;
}

.footer .sitename {
  color: var(--qlab-teal);
}

@media (max-width: 991px) {
  .preview-body,
  .method-proof,
  .mock-chart-row {
    grid-template-columns: 1fr;
  }

  .preview-body aside {
    display: none;
  }

  .mock-kpi-row,
  .quality-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .hero h1 {
    font-size: 2.55rem;
  }

  .mock-window {
    padding: 18px;
  }

  .preview-kpis,
  .verification-grid,
  .security-grid,
  .doc-list div {
    grid-template-columns: 1fr;
  }

  .preview-head,
  .mock-head {
    align-items: flex-start;
    flex-direction: column;
  }
}