:root {
  --bg: #f7f8f4;
  --bg-strong: #e9f1ef;
  --surface: #ffffff;
  --ink: #18201f;
  --muted: #5d6865;
  --line: #d9e0dc;
  --teal: #0f766e;
  --green: #2f7d4f;
  --blue: #2764a5;
  --red: #b54747;
  --gold: #a97424;
  --violet: #6355a1;
  --shadow: 0 18px 55px rgba(24, 32, 31, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 0 32px;
  border-bottom: 1px solid rgba(217, 224, 220, 0.88);
  background: rgba(247, 248, 244, 0.9);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  object-fit: cover;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.top-nav a:hover {
  color: var(--teal);
}

.top-nav a[aria-current] {
  color: var(--teal);
}

.section-band {
  padding: 76px max(24px, calc((100vw - 1180px) / 2));
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  align-items: center;
  gap: 54px;
  min-height: calc(88vh - 64px);
  padding-top: 42px;
  padding-bottom: 42px;
  background: linear-gradient(135deg, #f7f8f4 0%, #eef4f2 42%, #f8efe7 100%);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.mobile-break {
  display: none;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.3;
}

.hero-lede {
  max-width: 690px;
  color: var(--muted);
  font-size: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  font-weight: 700;
}

.primary-action {
  background: var(--teal);
  color: white;
}

.secondary-action {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
}

.hero-visual {
  min-width: 0;
  width: 100%;
}

.console-frame {
  overflow: hidden;
  max-width: 100%;
  border: 1px solid rgba(15, 118, 110, 0.22);
  border-radius: 8px;
  background: #13201f;
  color: #eaf2ef;
  box-shadow: var(--shadow);
}

.console-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: #1f2c2b;
}

.console-bar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #d25f57;
}

.console-bar span:nth-child(2) {
  background: #c79431;
}

.console-bar span:nth-child(3) {
  background: #4e9d68;
}

.console-bar strong {
  margin-left: 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
}

.console-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 20px;
}

.station {
  min-height: 142px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.station small,
.station span {
  display: block;
  color: #aebbb7;
}

.station strong {
  display: block;
  margin: 14px 0 6px;
  font-family: "JetBrains Mono", monospace;
  font-size: 20px;
}

.station.active {
  border-color: rgba(39, 100, 165, 0.75);
}

.station.passed {
  border-color: rgba(47, 125, 79, 0.75);
}

.station.waiting {
  border-color: rgba(169, 116, 36, 0.75);
}

.station.failed {
  border-color: rgba(181, 71, 71, 0.75);
}

.pipeline {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px 22px;
  color: #c7d6d1;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
}

.pipeline i {
  width: 38px;
  height: 1px;
  background: #6aa8a0;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding-top: 0;
  padding-bottom: 0;
  background: var(--line);
}

.metric {
  padding: 32px 24px;
  background: var(--surface);
}

.metric strong {
  display: block;
  color: var(--teal);
  font-family: "JetBrains Mono", monospace;
  font-size: 32px;
}

.metric span {
  color: var(--muted);
  font-weight: 600;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: 48px;
}

.plain-list {
  display: grid;
  gap: 14px;
}

.plain-list p {
  margin: 0;
  padding-left: 18px;
  border-left: 3px solid var(--teal);
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.architecture-flow article,
.capability-grid article,
.timeline article,
.roadmap-grid div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.architecture-flow article {
  padding: 24px;
}

.architecture-flow span {
  display: inline-block;
  margin-bottom: 22px;
  color: var(--teal);
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
}

.architecture-flow p,
.capability-grid p,
.timeline p,
.config-copy p,
.closing p {
  color: var(--muted);
}

code {
  color: var(--blue);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
}

.architecture-flow code {
  display: inline-block;
  margin-top: 10px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  background: var(--bg-strong);
}

.capability-grid article {
  padding: 26px;
}

.config-section {
  background: #f4f0ea;
}

.bundle-layout {
  display: grid;
  grid-template-columns: minmax(340px, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  align-items: center;
}

.file-tree {
  overflow: hidden;
  border: 1px solid #d9d0c4;
  border-radius: 8px;
  background: #19201f;
  color: #eff6f3;
  font-family: "JetBrains Mono", monospace;
}

.folder,
.file {
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.folder {
  color: #9ad6cb;
  background: rgba(15, 118, 110, 0.18);
  font-weight: 700;
}

.file {
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.file:last-child {
  border-bottom: 0;
}

.file span {
  color: #b9c4c0;
  font-family: "Noto Sans SC", sans-serif;
}

.config-copy {
  max-width: 620px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.timeline article {
  padding: 26px;
}

.timeline time {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--violet);
  font-weight: 800;
}

.roadmap {
  background: #eef3f7;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.roadmap-grid div {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 22px;
}

.roadmap-grid strong {
  color: var(--teal);
  font-family: "JetBrains Mono", monospace;
}

.roadmap-grid span {
  color: var(--muted);
  font-weight: 600;
}

.closing {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 42px;
  align-items: center;
}

.closing img {
  width: 220px;
  height: 220px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

@media (max-width: 980px) {
  .site-header {
    padding: 0 18px;
  }

  .top-nav {
    gap: 12px;
    font-size: 13px;
  }

  .hero,
  .split,
  .bundle-layout,
  .closing {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .architecture-flow,
  .capability-grid,
  .roadmap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .top-nav {
    overflow-x: auto;
    width: 100%;
    padding-bottom: 4px;
  }

  .section-band {
    padding: 54px 18px;
  }

  .hero {
    padding-top: 42px;
  }

  .hero-copy,
  .hero-visual,
  .console-frame {
    width: calc(100vw - 36px);
    max-width: calc(100vw - 36px);
  }

  h1 {
    font-size: 28px;
    line-height: 1.22;
  }

  .hero-lede {
    font-size: 18px;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .mobile-break {
    display: block;
  }

  .hero-actions {
    flex-direction: column;
  }

  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .console-grid,
  .summary-strip,
  .architecture-flow,
  .capability-grid,
  .timeline,
  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .summary-strip {
    gap: 0;
  }

  .pipeline {
    flex-wrap: wrap;
  }

  .pipeline i {
    width: 22px;
  }

  .file {
    flex-direction: column;
  }

  .closing img {
    width: 160px;
    height: 160px;
  }
}