:root {
  --blueprint-bg: #0d1e30;
  --blueprint-bg-2: #12283e;
  --grid-line: rgba(74, 158, 222, 0.12);
  --grid-subline: rgba(74, 158, 222, 0.05);
  --line: #cde4f7;
  --line-dim: #5c83a5;
  --line-faint: rgba(74, 158, 222, 0.25);
  --accent: #f2a623;
  --accent-light: #fcd277;

  --paper-bg: #faf7f2;
  --paper-card: #f0ebd8;
  --paper-border: #d3cbb5;
  --ink: #1e262e;
  --ink-muted: #576574;

  --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--sans);
  background-color: var(--paper-bg);
  color: var(--ink);
  line-height: 1.6;
}

.wrap {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography & General */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
}

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

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: 32px;
  margin-bottom: 32px;
}

/* Header */
.site-header {
  background: var(--blueprint-bg);
  border-bottom: 1px solid var(--line-faint);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 18px;
  color: var(--line);
  letter-spacing: 0.05em;
}

.logo span {
  color: var(--accent);
  font-weight: 400;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-family: var(--mono);
  font-size: 13px;
}

.site-nav a {
  color: var(--line-dim);
  transition: color 0.2s;
}

.site-nav a:hover, .site-nav a.active {
  color: var(--line);
}

.site-nav .nav-cta {
  background: var(--accent);
  color: var(--blueprint-bg);
  padding: 8px 16px;
  border-radius: 4px;
  font-weight: 600;
}

.site-nav .nav-cta:hover {
  background: var(--accent-light);
  color: var(--blueprint-bg);
}

/* Hero Section */
.dark {
  background-color: var(--blueprint-bg);
  color: var(--line);
}

.grid-bg {
  background-image: 
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(var(--grid-subline) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-subline) 1px, transparent 1px);
  background-size: 40px 40px, 40px 40px, 10px 10px, 10px 10px;
}

.hero {
  padding: 80px 0 60px;
}

.hero-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 60px;
}

@media (max-width: 868px) {
  .hero-head {
    grid-template-columns: 1fr;
  }
}

.hero h1 {
  font-size: 42px;
  color: var(--line);
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero .lede {
  font-size: 16px;
  color: var(--line-dim);
  margin-bottom: 32px;
  line-height: 1.7;
}

.btn-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  border-radius: 4px;
  transition: all 0.2s;
}

.btn:hover {
  background: rgba(242, 166, 35, 0.1);
}

.btn-solid {
  background: var(--blueprint-bg);
  color: var(--line);
  border-color: var(--blueprint-bg);
}

.btn-solid:hover {
  background: var(--blueprint-bg-2);
  color: var(--line);
}

/* Terminal Carousel Animation */
.terminal-carousel {
  position: relative;
}

.terminal-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  animation: slideRotate 12s infinite ease-in-out;
}

.terminal-slide:nth-child(1) { animation-delay: 0s; }
.terminal-slide:nth-child(2) { animation-delay: 4s; }
.terminal-slide:nth-child(3) { animation-delay: 8s; }

@keyframes slideRotate {
  0% { opacity: 0; transform: translateY(6px); }
  5% { opacity: 1; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(0); }
  35% { opacity: 0; transform: translateY(-6px); }
  100% { opacity: 0; }
}

/* Title Block Metrics Bar */
.titleblock {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-faint);
  border-bottom: 1px solid var(--line-faint);
  padding: 20px 0;
  font-family: var(--mono);
  font-size: 12px;
}

@media (max-width: 640px) {
  .titleblock {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

.titleblock span {
  display: block;
  color: var(--line-dim);
  margin-bottom: 4px;
  text-transform: uppercase;
}

.titleblock strong {
  color: var(--line);
  font-size: 14px;
}

/* Sound Familiar Section (Problem/Solution) */
.light {
  padding: 80px 0;
  background-color: var(--paper-bg);
}

.ps-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ps-card {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background: var(--paper-card);
  border: 1px solid var(--paper-border);
  padding: 24px;
  gap: 24px;
  border-radius: 4px;
}

@media (max-width: 768px) {
  .ps-card {
    grid-template-columns: 1fr;
  }
  .ps-arrow {
    transform: rotate(90deg);
    text-align: center;
  }
}

.ps-side .tag {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: block;
  margin-bottom: 6px;
}

.ps-side.issue .tag { color: #c0392b; }
.ps-side.fix .tag { color: #27ae60; }

.ps-side p {
  font-weight: 500;
  font-size: 15px;
}

.ps-arrow {
  font-size: 20px;
  color: var(--ink-muted);
}

/* Specs / Services Section */
.specs-head {
  margin-bottom: 48px;
}

.specs-head h2 {
  font-size: 32px;
  color: var(--line);
  margin-bottom: 12px;
}

.specs-head p {
  color: var(--line-dim);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.spec {
  background: var(--blueprint-bg-2);
  border: 1px solid var(--line-faint);
  padding: 28px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
}

.spec:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.spec .tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 16px;
}

.spec svg {
  width: 32px;
  height: 32px;
  stroke: var(--line);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 16px;
}

.spec h3 {
  font-size: 18px;
  color: var(--line);
  margin-bottom: 12px;
}

.spec p {
  font-size: 14px;
  color: var(--line-dim);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.spec .learn-more {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
}

/* Call to Action Light Section */
.light-2 {
  background: var(--paper-card);
  border-top: 1px solid var(--paper-border);
  border-bottom: 1px solid var(--paper-border);
  padding: 80px 0;
}

.light-2 h2 {
  font-size: 32px;
  margin-bottom: 16px;
}

.light-2 p {
  color: var(--ink-muted);
  margin-bottom: 32px;
}

/* Footer */
footer {
  background: var(--blueprint-bg);
  color: var(--line-dim);
  padding: 60px 0 30px;
  border-top: 1px solid var(--line-faint);
  font-size: 14px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
}

.footer-top p {
  margin-top: 16px;
  max-width: 360px;
  line-height: 1.6;
}

.footer-col h4 {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--line);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  margin-bottom: 10px;
  color: var(--line-dim);
}

.footer-col a:hover {
  color: var(--line);
}

.footer-bottom {
  border-top: 1px solid var(--line-faint);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--line-dim);
}

@media (max-width: 640px) {
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
  }
}