:root {
  --spec-navy: #082748;
  --spec-blue: #0a66c2;
  --spec-cyan: #18b9dd;
  --spec-ink: #172b43;
  --spec-muted: #5e7186;
  --spec-line: #dce6ef;
  --spec-soft: #f3f8fc;
  --spec-white: #ffffff;
}

body.performance-page {
  background: #f7fafc;
  color: var(--spec-ink);
}

.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 1100;
  padding: 0.7rem 1rem;
  border-radius: 0.5rem;
  background: var(--spec-white);
  color: var(--spec-navy);
  font-weight: 700;
}

.skip-link:focus {
  top: 0.75rem;
}

.performance-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4.5rem, 8vw, 7.5rem) 0 clamp(4rem, 7vw, 6.5rem);
  background:
    radial-gradient(circle at 83% 18%, rgba(24, 185, 221, 0.28), transparent 22rem),
    radial-gradient(circle at 12% 85%, rgba(10, 102, 194, 0.28), transparent 28rem),
    linear-gradient(135deg, #061a31 0%, #0a3158 58%, #0b4771 100%);
  color: var(--spec-white);
}

.performance-hero::after {
  content: "";
  position: absolute;
  right: -12rem;
  bottom: -20rem;
  width: 38rem;
  height: 38rem;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 50%;
  box-shadow:
    0 0 0 5rem rgba(255, 255, 255, 0.025),
    0 0 0 10rem rgba(255, 255, 255, 0.018);
  pointer-events: none;
}

.performance-hero .container {
  position: relative;
  z-index: 1;
}

.performance-kicker,
.section-kicker {
  margin-bottom: 0.8rem;
  color: var(--spec-cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.performance-hero h1 {
  max-width: 12ch;
  margin-bottom: 1.4rem;
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  line-height: 1.03;
  letter-spacing: -0.045em;
}

.performance-hero .hero-lead {
  max-width: 42rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-actions .btn-light {
  color: var(--spec-navy);
  font-weight: 700;
}

.hero-actions .btn-outline-light {
  font-weight: 700;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 2rem;
}

.hero-badge {
  padding: 0.48rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.86rem;
  backdrop-filter: blur(8px);
}

.product-window {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 2.3rem 5rem rgba(0, 0, 0, 0.3);
}

.product-window-bar {
  display: flex;
  align-items: center;
  gap: 0.38rem;
  height: 2.5rem;
  padding: 0 1rem;
  background: rgba(255, 255, 255, 0.95);
}

.product-window-bar span {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  background: #d8e1ea;
}

.product-window img {
  display: block;
  width: 100%;
  height: auto;
}

.image-zoom-button {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: zoom-in;
}

.image-zoom-button:focus-visible {
  outline: 0.2rem solid var(--spec-cyan);
  outline-offset: 0.2rem;
}

.modal .image-zoom-button {
  cursor: zoom-out;
}

.content-nav-wrap {
  position: relative;
  z-index: 5;
  margin-top: -2rem;
}

.content-nav {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  overflow-x: auto;
  padding: 0.75rem;
  border: 1px solid rgba(8, 39, 72, 0.08);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1rem 2.8rem rgba(8, 39, 72, 0.12);
  scrollbar-width: thin;
}

.content-nav a {
  flex: 0 0 auto;
  padding: 0.58rem 0.8rem;
  border-radius: 0.65rem;
  color: var(--spec-muted);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.content-nav a:hover,
.content-nav a:focus {
  background: var(--spec-soft);
  color: var(--spec-blue);
}

.performance-main {
  padding: 4.5rem 0 5rem;
}

.performance-section {
  scroll-margin-top: 6.5rem;
  margin-bottom: 5rem;
}

.section-heading {
  max-width: none;
  margin-bottom: 2rem;
}

.section-heading h2 {
  margin-bottom: 0.8rem;
  color: var(--spec-navy);
  font-size: clamp(2rem, 3.4vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--spec-muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.intro-panel {
  padding: clamp(1.5rem, 3vw, 2.6rem);
  border: 1px solid var(--spec-line);
  border-radius: 1.2rem;
  background: var(--spec-white);
  box-shadow: 0 1rem 2.5rem rgba(8, 39, 72, 0.06);
}

.intro-panel .lead-copy {
  margin-bottom: 0;
  color: #2f4f6f;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  line-height: 1.65;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.metric {
  padding: 1.15rem;
  border-radius: 0.85rem;
  background: var(--spec-soft);
}

.metric strong {
  display: block;
  color: var(--spec-navy);
  font-size: 1.1rem;
}

.metric span {
  color: var(--spec-muted);
  font-size: 0.86rem;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.spec-card {
  height: 100%;
  padding: 1.45rem;
  border: 1px solid var(--spec-line);
  border-radius: 1rem;
  background: var(--spec-white);
  box-shadow: 0 0.6rem 1.8rem rgba(8, 39, 72, 0.045);
}

.spec-card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.35rem;
  height: 2.35rem;
  margin-bottom: 1rem;
  padding: 0 0.65rem;
  border-radius: 0.68rem;
  background: linear-gradient(135deg, #e7f4ff, #e6fbff);
  color: var(--spec-blue);
  font-size: 0.8rem;
  font-weight: 800;
}

.spec-card h3 {
  margin-bottom: 0.65rem;
  color: var(--spec-navy);
  font-size: 1.12rem;
}

.spec-card p,
.spec-card li {
  color: var(--spec-muted);
  line-height: 1.6;
}

.spec-card p:last-child,
.spec-card ul:last-child {
  margin-bottom: 0;
}

.spec-card ul {
  padding-left: 1.15rem;
}

.split-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  margin-top: 2.5rem;
  padding: clamp(1.4rem, 3vw, 2.5rem);
  border-radius: 1.2rem;
  background: var(--spec-navy);
  color: var(--spec-white);
}

.split-feature h3 {
  margin-bottom: 1rem;
  font-size: clamp(1.55rem, 2.4vw, 2.15rem);
}

.split-feature p,
.split-feature li {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
}

.split-feature img {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0.85rem;
  box-shadow: 0 1.2rem 2.6rem rgba(0, 0, 0, 0.24);
}

.callout {
  margin-top: 1.5rem;
  padding: 1.15rem 1.3rem;
  border-left: 0.25rem solid var(--spec-cyan);
  border-radius: 0 0.75rem 0.75rem 0;
  background: #eaf8fc;
  color: #234a68;
  line-height: 1.65;
}

.callout strong {
  color: var(--spec-navy);
}

.table-panel {
  overflow: hidden;
  margin-top: 1.5rem;
  border: 1px solid var(--spec-line);
  border-radius: 1rem;
  background: var(--spec-white);
}

.table-panel .table {
  margin-bottom: 0;
}

.table-panel th {
  padding: 0.9rem 1rem;
  border: 0;
  background: var(--spec-navy);
  color: var(--spec-white);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
}

.table-panel td {
  padding: 1rem;
  border-color: var(--spec-line);
  color: var(--spec-muted);
  vertical-align: middle;
}

.table-panel td:first-child {
  color: var(--spec-navy);
  font-weight: 700;
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.role-card {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  padding: 1.6rem;
  border: 1px solid var(--spec-line);
  border-radius: 1rem;
  background: var(--spec-white);
}

.role-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0.25rem;
  background: linear-gradient(var(--spec-blue), var(--spec-cyan));
}

.role-card h3 {
  color: var(--spec-navy);
  font-size: 1.2rem;
}

.role-card p {
  margin-bottom: 0;
  color: var(--spec-muted);
  line-height: 1.65;
}

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

.workflow-card {
  padding: 1.55rem;
  border: 1px solid var(--spec-line);
  border-radius: 1rem;
  background: var(--spec-white);
}

.workflow-card:last-child {
  grid-column: 1 / -1;
}

.workflow-card h3 {
  color: var(--spec-navy);
  font-size: 1.2rem;
}

.workflow-card ol {
  margin-bottom: 0;
  padding-left: 1.25rem;
}

.workflow-card li {
  margin-bottom: 0.5rem;
  color: var(--spec-muted);
  line-height: 1.55;
}

.workflow-card li:last-child {
  margin-bottom: 0;
}

.price-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.75rem, 4vw, 3rem);
  border-radius: 1.2rem;
  background:
    radial-gradient(circle at 88% 15%, rgba(24, 185, 221, 0.24), transparent 15rem),
    linear-gradient(135deg, #082748 0%, #0b4771 100%);
  color: var(--spec-white);
  box-shadow: 0 1rem 2.5rem rgba(8, 39, 72, 0.14);
}

.price-panel-label {
  margin-bottom: 0.25rem;
  color: #65d5f1;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.price-panel-amount {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  margin-bottom: 0.45rem;
}

.price-panel-amount strong {
  font-size: clamp(2.35rem, 5vw, 3.75rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.price-panel-amount span,
.price-panel-details {
  color: rgba(255, 255, 255, 0.78);
}

.price-panel-details {
  max-width: 42rem;
  margin-bottom: 0;
  line-height: 1.65;
}

.price-panel .btn-light {
  flex: 0 0 auto;
  color: var(--spec-navy);
  font-weight: 700;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-item {
  overflow: hidden;
  border: 1px solid var(--spec-line);
  border-radius: 0.9rem;
  background: var(--spec-white);
}

.faq-item summary {
  position: relative;
  padding: 1.15rem 3.2rem 1.15rem 1.25rem;
  color: var(--spec-navy);
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 1.25rem;
  color: var(--spec-blue);
  font-size: 1.4rem;
  transform: translateY(-50%);
}

.faq-item[open] summary::after {
  content: "–";
}

.faq-item p {
  margin: 0;
  padding: 0 1.25rem 1.2rem;
  color: var(--spec-muted);
  line-height: 1.65;
}

.summary-band {
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: 1.3rem;
  background:
    radial-gradient(circle at 90% 20%, rgba(24, 185, 221, 0.2), transparent 18rem),
    var(--spec-navy);
  color: var(--spec-white);
}

.summary-band h2 {
  max-width: none;
  font-size: clamp(2rem, 3.5vw, 3.1rem);
  letter-spacing: -0.035em;
}

.summary-band p {
  max-width: none;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.08rem;
  line-height: 1.7;
}

.summary-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.4rem;
}

.summary-checks span {
  padding: 0.5rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.88rem;
}

.editorial-note {
  padding: 1.1rem 0;
  border-top: 1px solid var(--spec-line);
  background: #f1f5f8;
  color: #6d7e90;
  font-size: 0.78rem;
  line-height: 1.55;
}

.editorial-note strong {
  color: #52677b;
  font-weight: 700;
}

@media (max-width: 991.98px) {
  .performance-hero {
    padding-top: 3.8rem;
  }

  .performance-hero h1 {
    max-width: 15ch;
  }

  .product-window {
    margin-top: 2.5rem;
    transform: none;
  }

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

  .split-feature {
    grid-template-columns: 1fr;
  }

  .role-grid {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 575.98px) {
  .performance-main {
    padding-top: 3.5rem;
  }

  .performance-section {
    margin-bottom: 4rem;
  }

  .metrics-grid,
  .spec-grid,
  .workflow-grid {
    grid-template-columns: 1fr;
  }

  .workflow-card:last-child {
    grid-column: auto;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .price-panel {
    align-items: stretch;
    flex-direction: column;
  }

  .price-panel .btn {
    width: 100%;
  }

  .table-panel {
    overflow-x: auto;
  }
}

@media print {
  nav,
  .content-nav-wrap,
  footer,
  .hero-actions {
    display: none !important;
  }

  body {
    padding-top: 0;
  }

  .performance-hero {
    padding: 2rem 0;
    background: var(--spec-white);
    color: var(--spec-navy);
  }

  .performance-hero .hero-lead,
  .hero-badge {
    color: var(--spec-muted);
  }

  .product-window {
    box-shadow: none;
  }

  .performance-section {
    break-inside: avoid;
    margin-bottom: 2rem;
  }

  .spec-card,
  .intro-panel,
  .role-card,
  .workflow-card,
  .table-panel {
    box-shadow: none;
  }
}