:root {
  --bg: #090b10;
  --bg-2: #0f1219;
  --panel: #121722;
  --panel-2: #171d29;
  --line: rgba(255,255,255,.09);
  --text: #f5f7fb;
  --muted: #9ea7b6;
  --accent: #8ea6ff;
  --accent-2: #77e0c2;
  --danger: #ff8f8f;
  --shadow: 0 24px 80px rgba(0,0,0,.32);
  --radius: 20px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% -10%, rgba(73,94,170,.18), transparent 35%),
    radial-gradient(circle at 90% 20%, rgba(63,138,123,.12), transparent 30%),
    var(--bg);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body.nav-open { overflow: hidden; }

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

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .035;
  z-index: 999;
  background-image:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 120 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
}

.shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - 1180px)/2));
  border-bottom: 1px solid var(--line);
  background: rgba(9,11,16,.78);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  border: 1px solid rgba(142,166,255,.35);
  background: linear-gradient(145deg, rgba(142,166,255,.2), rgba(119,224,194,.08));
  font-size: 12px;
  letter-spacing: .08em;
}

.nav {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.nav a { transition: color .2s ease; }
.nav a:hover { color: var(--text); }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 72px;
  align-items: center;
  padding: 90px 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-2);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
}

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.08;
  letter-spacing: -.035em;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(52px, 6.5vw, 92px);
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(34px, 4vw, 54px);
}

h3 { font-size: 21px; }

.hero-text {
  max-width: 690px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 14px;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

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

.btn.primary {
  color: #091018;
  background: linear-gradient(135deg, var(--accent), #b5c2ff);
}

.btn.secondary {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 42px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.hero-meta div { min-width: 140px; }

.meta-label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 12px;
}

.hero-meta strong { font-size: 13px; }

.status span {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 7px;
  border-radius: 999px;
  background: var(--accent-2);
  box-shadow: 0 0 0 5px rgba(119,224,194,.1);
}

.terminal-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(13,16,23,.95);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 48px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
}

.dots { display: flex; gap: 7px; }
.dots span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #596171;
}

.terminal-card pre {
  margin: 0;
  padding: 28px;
  overflow-x: auto;
  color: #cbd2dd;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  line-height: 1.8;
}

.prompt { color: var(--accent); }
.good { color: var(--accent-2); }
.value { color: #e6e9ef; }

.section { padding: 110px 0; }

.section-dark {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.018);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 42px;
}

.section-heading > p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

.stats-grid,
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.stat-card,
.project-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.02));
}

.stat-card { padding: 28px; }

.stat-number {
  display: inline-block;
  margin-bottom: 50px;
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
}

.stat-card h3 { margin-bottom: 10px; }
.stat-card p {
  margin: 0;
  color: var(--muted);
}

.arch-wrap {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(0,0,0,.2);
}

.arch-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr;
  gap: 12px;
  align-items: stretch;
}

.arch-node {
  min-height: 128px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}

.arch-node.highlight {
  border-color: rgba(142,166,255,.32);
  background: linear-gradient(145deg, rgba(142,166,255,.12), rgba(255,255,255,.02));
}

.arch-node span {
  color: var(--accent-2);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
}

.arch-node strong {
  margin-top: 14px;
  font-size: 18px;
}

.arch-node small {
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.35;
}

.arrow {
  display: grid;
  place-items: center;
  color: #5f6877;
  font-size: 22px;
}

.arch-details {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 18px;
}

.arch-details > div {
  padding: 18px;
  border-radius: 14px;
  background: rgba(255,255,255,.03);
}

.detail-kicker {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 11px;
}

code {
  font-family: "JetBrains Mono", monospace;
  font-size: .88em;
}

.security-note {
  margin-top: 18px;
  padding: 18px 20px;
  border-left: 3px solid var(--accent-2);
  border-radius: 0 12px 12px 0;
  color: #c7ced9;
  background: rgba(119,224,194,.05);
}

.project-card {
  min-height: 320px;
  padding: 26px;
  display: flex;
  flex-direction: column;
}

.project-card.featured {
  grid-column: 1 / -1;
  background:
    radial-gradient(circle at 95% 5%, rgba(142,166,255,.15), transparent 30%),
    linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}

.project-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
}

.tag,
.project-state {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tag { color: var(--accent); }
.project-state { color: var(--muted); }

.project-card p,
.project-card li {
  color: var(--muted);
}

.project-card ul {
  margin: 0 0 24px;
  padding-left: 20px;
}

.tech-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.tech-row span {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #cbd2dd;
  background: rgba(255,255,255,.025);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
}

.incident-list {
  border-top: 1px solid var(--line);
}

.incident {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 30px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.incident-id {
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
}

.incident p {
  max-width: 760px;
  color: var(--muted);
}

.incident-result {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 18px;
  max-width: 780px;
  padding: 10px 0;
}

.incident-result span {
  color: var(--muted);
  font-size: 12px;
}

.incident-result strong { font-size: 13px; }

.timeline {
  position: relative;
  max-width: 850px;
  margin-top: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--line);
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 24px;
  padding-bottom: 38px;
}

.timeline-dot {
  position: relative;
  z-index: 1;
  width: 19px;
  height: 19px;
  margin-top: 3px;
  border: 5px solid var(--bg);
  border-radius: 999px;
  background: var(--accent-2);
  box-shadow: 0 0 0 1px rgba(119,224,194,.35);
}

.timeline-date {
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
}

.timeline-item h3 {
  margin: 7px 0;
}

.timeline-item p {
  margin: 0;
  color: var(--muted);
}

.cta {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
}

.cta > div { max-width: 760px; }
.cta p:last-child { color: var(--muted); }

footer {
  padding: 38px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 30px;
}

.footer-inner strong { color: var(--text); }

.footer-inner p {
  margin: 4px 0 0;
  font-size: 13px;
}

.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
}

@media (max-width: 980px) {
  .nav-toggle { display: block; }

  .nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    flex-direction: column;
    padding: 36px 24px;
    background: rgba(9,11,16,.98);
    font-size: 22px;
  }

  .nav.open { display: flex; }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 46px;
  }

  .stats-grid,
  .project-grid { grid-template-columns: 1fr; }

  .project-card.featured { grid-column: auto; }

  .arch-flow {
    grid-template-columns: 1fr;
  }

  .arrow { transform: rotate(90deg); }

  .arch-details {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .shell { width: min(100% - 28px, 1180px); }

  .site-header { padding: 0 14px; }

  h1 { font-size: 48px; }

  .hero { padding: 64px 0; }
  .section { padding: 76px 0; }

  .hero-meta { gap: 18px; }

  .arch-details { grid-template-columns: 1fr; }

  .incident {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .incident-result {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .cta,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-right { align-items: flex-start; }
}


/* Project detail pages */
.case-hero {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 70px;
  align-items: end;
  padding: 105px 0 80px;
}
.case-hero h1 { font-size: clamp(44px, 5.5vw, 76px); }
.case-tech { margin-top: 28px; }
.case-facts {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.025);
  overflow: hidden;
}
.case-facts div {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 17px 20px;
  border-bottom: 1px solid var(--line);
}
.case-facts div:last-child { border-bottom: 0; }
.case-facts span { color: var(--muted); font-size: 12px; }
.case-facts strong { text-align: right; font-size: 12px; }

.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.case-panel {
  min-height: 300px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.025);
}
.case-panel p:last-child { color: var(--muted); }

.decision-grid,
.validation-grid,
.lesson-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}
.decision-grid article,
.validation-grid article,
.lesson-grid article {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255,255,255,.025);
}
.decision-grid p,
.validation-grid p,
.lesson-grid p { margin-bottom: 0; color: var(--muted); }
.decision-label {
  display: block;
  margin-bottom: 28px;
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  text-transform: uppercase;
}
.build-steps {
  border-top: 1px solid var(--line);
}
.build-steps article {
  display: grid;
  grid-template-columns: 65px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.build-steps article > span {
  color: var(--accent-2);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
}
.build-steps h3 { margin-bottom: 7px; }
.build-steps p { margin: 0; color: var(--muted); }

.config-sample {
  margin-top: 34px;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(0,0,0,.25);
}
.config-sample pre {
  margin: 0;
  padding: 24px;
  overflow-x: auto;
  color: #cbd2dd;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.9;
}
.validation-grid { grid-template-columns: repeat(2, 1fr); }
.check {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-bottom: 26px;
  border-radius: 999px;
  color: #08110e;
  background: var(--accent-2);
  font-weight: 800;
}
.featured-incident { padding-top: 0; }
.lesson-grid { grid-template-columns: repeat(2, 1fr); }
.case-footer-nav {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-top: 42px;
}

.case-link {
  display: inline-flex;
  margin-top: 20px;
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 700;
}

@media (max-width: 980px) {
  .case-hero, .case-grid { grid-template-columns: 1fr; }
  .decision-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .validation-grid, .lesson-grid { grid-template-columns: 1fr; }
  .case-footer-nav { flex-direction: column; }
}