/* Stackside — technical-showcase, slate-amber, serif-display-sans-body */

:root {
  --gl-bg: #eef1f5;
  --gl-bg-alt: #e4e9ef;
  --gl-surface: #ffffff;
  --gl-surface-raised: #f8fafc;
  --gl-ink: #1a2332;
  --gl-ink-muted: #475569;
  --gl-ink-subtle: #64748b;
  --gl-accent: #d4893a;
  --gl-accent-deep: #c87832;
  --gl-accent-soft: #f0c78a;
  --gl-accent-ink: #1a2332;
  --gl-line: rgba(30, 41, 59, 0.12);
  --gl-line-strong: rgba(30, 41, 59, 0.22);
  --gl-slate-900: #1e293b;
  --gl-slate-700: #334155;
  --gl-radius: 0.5rem;
  --gl-radius-lg: 1rem;
  --gl-radius-pill: 9999px;
  --gl-font-display: Georgia, "Times New Roman", "Palatino Linotype", serif;
  --gl-font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gl-font-mono: ui-monospace, "Cascadia Code", "Segoe UI Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  --gl-duration: 0.28s;
  --gl-ease: cubic-bezier(0.22, 0.61, 0.25, 1);
  --rail-width: 17.5rem;
  --content-max: 92rem;
  --hero-visual-max-h: 55vh;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--gl-bg);
  color: var(--gl-ink);
  font-family: var(--gl-font-body);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(30, 41, 59, 0.06) 1px, transparent 0);
  background-size: 18px 18px;
}

a { color: inherit; text-decoration: none; }

.stackside-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr;
}

.shell-main { min-width: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--gl-line);
  background: rgba(238, 241, 245, 0.94);
  backdrop-filter: blur(10px);
}

.header-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  min-width: 0;
}

.brand-logo {
  width: 2.5rem;
  height: 2.5rem;
  max-width: 64px;
  max-height: 64px;
  border-radius: var(--gl-radius-pill);
  border: 1px solid var(--gl-line);
  background:
    radial-gradient(circle at 30% 30%, var(--gl-accent-soft), var(--gl-accent) 45%, var(--gl-slate-700) 100%);
  flex-shrink: 0;
}

.brand small {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--gl-ink-subtle);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 0.35rem 1rem;
  flex-wrap: wrap;
}

.site-header nav a {
  font-size: 0.92rem;
  min-height: 2.25rem;
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.65rem;
  border-radius: var(--gl-radius-pill);
  border: 1px solid transparent;
  transition: border-color var(--gl-duration) var(--gl-ease), background var(--gl-duration) var(--gl-ease);
}

.site-header nav a:hover {
  border-color: var(--gl-line);
  background: var(--gl-surface);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--gl-radius-pill);
  border: 1px solid var(--gl-accent-deep);
  background: var(--gl-accent);
  color: var(--gl-accent-ink);
  font-weight: 600;
  font-size: 0.92rem;
  transition: transform var(--gl-duration) var(--gl-ease);
}

.header-cta:hover { transform: translateY(-1px); }

.section-inner,
.contact-grid {
  width: min(100% - 2.5rem, var(--content-max));
  margin-inline: auto;
}

.section {
  padding: 4rem 0;
  border-top: 1px solid var(--gl-line);
}

.section-kicker {
  display: inline-block;
  font-family: var(--gl-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gl-accent-deep);
  margin-bottom: 0.75rem;
}

.section-heading h2 {
  font-family: var(--gl-font-display);
  font-size: clamp(1.55rem, 2.4vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 1rem;
}

.section-heading p {
  color: var(--gl-ink-muted);
  max-width: 68ch;
  margin: 0 0 0.75rem;
  font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
}

.fact-disclaimer {
  font-size: 0.88rem;
  color: var(--gl-ink-subtle);
  border-left: 2px solid var(--gl-accent);
  padding-left: 0.75rem;
}

.hero {
  padding: 2rem 0 3rem;
}

.hero-grid {
  width: min(100% - 2.5rem, var(--content-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: start;
}

.hero-copy .eyebrow {
  font-family: var(--gl-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gl-accent-deep);
  margin-bottom: 0.85rem;
}

.hero-copy h1 {
  font-family: var(--gl-font-display);
  font-size: clamp(1.85rem, 3.8vw, 3.35rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 1rem;
  max-width: 20ch;
}

.hero-copy .lead {
  color: var(--gl-ink-muted);
  font-size: clamp(0.9375rem, 1.35vw, 1.125rem);
  max-width: 52ch;
  margin: 0 0 1.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1.2rem;
  border-radius: var(--gl-radius-pill);
  border: 1px solid var(--gl-line);
  font-weight: 600;
  font-size: 0.92rem;
  transition: transform var(--gl-duration) var(--gl-ease), background var(--gl-duration) var(--gl-ease);
}

.button-primary {
  background: var(--gl-accent);
  color: var(--gl-accent-ink);
  border-color: var(--gl-accent-deep);
}

.button-secondary {
  background: var(--gl-surface);
  color: var(--gl-ink);
}

.button:hover { transform: translateY(-1px); }

.geo-line {
  font-family: var(--gl-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gl-ink-subtle);
}

.hero-visual {
  width: 100%;
  height: clamp(220px, 24vw, 400px);
  max-height: 52vh;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--gl-radius-lg);
  border: 1px solid var(--gl-line);
  background: var(--gl-surface);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: 1rem;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.15rem 1.2rem;
  border-radius: var(--gl-radius-lg);
  border: 1px solid var(--gl-line);
  background: var(--gl-surface);
  min-height: 100%;
}

.card-icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--gl-radius);
  border: 1px solid var(--gl-line-strong);
  background: linear-gradient(135deg, rgba(212, 137, 58, 0.22), rgba(30, 41, 59, 0.08));
}

.card-label {
  font-family: var(--gl-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gl-accent-deep);
}

.card h3 {
  font-family: var(--gl-font-display);
  font-size: 1.05rem;
  line-height: 1.25;
  margin: 0;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--gl-ink-muted);
  font-size: clamp(0.9375rem, 1vw, 1rem);
}

.card-value {
  font-family: var(--gl-font-mono);
  font-size: 0.92rem;
  color: var(--gl-slate-900);
}

.card small {
  margin-top: auto;
  font-family: var(--gl-font-mono);
  font-size: 0.75rem;
  color: var(--gl-ink-subtle);
}

.guide-body {
  display: grid;
  gap: 1rem;
}

.chapter {
  padding: 1.15rem 1.2rem;
  border-radius: var(--gl-radius-lg);
  border: 1px solid var(--gl-line);
  background: var(--gl-surface);
}

.chapter h3 {
  margin: 0 0 0.65rem;
  font-family: var(--gl-font-display);
  font-size: 1.05rem;
}

.chapter p {
  margin: 0 0 0.65rem;
  color: var(--gl-ink-muted);
  font-size: clamp(0.9375rem, 1vw, 1rem);
}

.chapter ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--gl-ink-muted);
  font-size: clamp(0.9375rem, 1vw, 1rem);
}

.chapter li + li { margin-top: 0.35rem; }

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.process-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border-radius: var(--gl-radius-lg);
  border: 1px solid var(--gl-line);
  background: var(--gl-surface);
}

.step-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--gl-radius-pill);
  border: 1px solid var(--gl-line-strong);
  background: rgba(212, 137, 58, 0.14);
}

.process-list h3 {
  margin: 0 0 0.35rem;
  font-family: var(--gl-font-display);
  font-size: 1rem;
}

.process-list p {
  margin: 0;
  color: var(--gl-ink-muted);
  font-size: clamp(0.9375rem, 1vw, 1rem);
}

.geo-chips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: 0.85rem;
}

.geo-chip {
  padding: 1rem 1.1rem;
  border-radius: var(--gl-radius-lg);
  border: 1px solid var(--gl-line);
  background: var(--gl-surface);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.geo-chip strong {
  font-family: var(--gl-font-display);
  font-size: 0.98rem;
}

.geo-chip span {
  color: var(--gl-ink-muted);
  font-size: clamp(0.9375rem, 1vw, 1rem);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: start;
}

.site-footer {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--gl-line);
  background: var(--gl-bg-alt);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 1.25rem;
}

.footer-grid h3 {
  margin: 0 0 0.65rem;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gl-ink-subtle);
}

.footer-grid a,
.footer-grid p {
  display: block;
  margin: 0 0 0.35rem;
  color: var(--gl-ink-muted);
  font-size: clamp(0.875rem, 1vw, 0.92rem);
}

.footer-brand {
  font-family: var(--gl-font-display);
  font-size: 1.05rem;
  color: var(--gl-ink);
}

.footer-coverage {
  font-weight: 600;
  color: var(--gl-slate-900);
}

@media (min-width: 768px) {
  :root { --hero-visual-max-h: 44vh; }

  .hero-visual { max-height: min(52vh, var(--hero-visual-max-h)); }

  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 1024px) {
  :root { --hero-visual-max-h: 55vh; }

  .hero-visual { max-height: min(52vh, var(--hero-visual-max-h)); }

  .stackside-shell {
    grid-template-columns: var(--rail-width) minmax(0, 1fr);
    grid-template-rows: 1fr;
    max-width: 100%;
    margin: 0 auto;
  }

  .site-header {
    position: sticky;
    top: 0;
    height: 100vh;
    max-height: 100vh;
    border-bottom: none;
    border-right: 1px solid var(--gl-line);
    align-self: start;
  }

  .header-inner {
    height: 100%;
    max-width: none;
    padding: 1.25rem 1rem;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 1.25rem;
  }

  .brand { flex-direction: row; align-items: center; }

  .site-header nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
  }

  .site-header nav a { padding: 0.55rem 0.75rem; }

  .header-cta {
    margin-top: auto;
    width: 100%;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2rem;
  }

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

  .component-benefits .cards-grid,
  .component-scenarios .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1440px) {
  .stackside-shell {
    width: min(100%, 135rem);
    margin-inline: auto;
  }

  .section-inner,
  .hero-grid,
  .contact-grid {
    width: min(100% - 3rem, calc(var(--content-max) - 2rem));
  }
}

@media (min-width: 2160px) {
  :root { --content-max: 96rem; }

  .hero-grid { gap: 2.75rem; }

  .section { padding: 4.5rem 0; }
}

@media (max-width: 767px) {
  :root { --hero-visual-max-h: 38vh; }

  .hero-visual { max-height: min(52vh, var(--hero-visual-max-h)); }

  .header-inner { padding-inline: 1rem; }

  .section { padding: 3rem 0; }

  .section-inner,
  .hero-grid,
  .contact-grid {
    width: min(100% - 1.5rem, var(--content-max));
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body .fact-disclaimer,footer .footer-coverage{font-size:max(14px,.875rem)!important;line-height:1.5!important;color:inherit!important;opacity:1!important}.contact-form,.contact-form fieldset,.contact-form input,.contact-form textarea,.contact-form select{min-width:0;max-width:100%;box-sizing:border-box}.contact-form button{max-width:100%;white-space:normal;overflow-wrap:anywhere}
.footer-grid h3{color:var(--gl-ink-muted)}