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

:root {
  --radius: 10px;
  --radius-sm: 6px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
}

[data-theme="dark"],
:root {
  --bg: #09090b;
  --bg-elevated: #111113;
  --bg-surface: #18181b;
  --border: #1f1f23;
  --border-light: #27272a;
  --text: #fafafa;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;
  --accent: #4A6CF7;
  --accent-dim: #3b5de7;
  --accent-bg: rgba(74, 108, 247, 0.1);
  --accent-border: rgba(74, 108, 247, 0.25);
}

[data-theme="light"] {
  --bg: #f8f9fc;
  --bg-elevated: #ffffff;
  --bg-surface: #f0f1f5;
  --border: #e2e4e9;
  --border-light: #d0d2d8;
  --text: #0f1119;
  --text-secondary: #555a66;
  --text-tertiary: #8b90a0;
  --accent: #4A6CF7;
  --accent-dim: #3b5de7;
  --accent-bg: rgba(74, 108, 247, 0.08);
  --accent-border: rgba(74, 108, 247, 0.2);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scrollbar-width: thin;
  scrollbar-color: var(--border-light) transparent;
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100dvh;
}

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

code, pre {
  font-family: var(--font-mono);
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.nav-logo svg {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover {
  color: var(--text);
  background: var(--bg-surface);
}

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: var(--accent-dim) !important;
}

.nav-gh {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-tertiary);
  transition: color 0.15s, border-color 0.15s;
  margin-left: 8px;
}

.nav-gh:hover {
  color: var(--text);
  border-color: var(--border-light);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-tertiary);
  transition: color 0.15s, border-color 0.15s;
  margin-left: 8px;
}

.theme-toggle:hover {
  color: var(--text);
  border-color: var(--border-light);
}

[data-theme="dark"] .theme-icon-sun {
  display: block;
}

[data-theme="dark"] .theme-icon-moon {
  display: none;
}

[data-theme="light"] .theme-icon-sun {
  display: none;
}

[data-theme="light"] .theme-icon-moon {
  display: block;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.section-header code {
  font-size: 13px;
  padding: 2px 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent);
}

.accent {
  color: var(--accent);
}

.hero {
  padding-top: 140px;
  padding-bottom: 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-content {
  max-width: 540px;
}

.hero-badge {
  display: inline-flex;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 20px;
}

.hero-accent {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent-bg);
  text-decoration-thickness: 6px;
  text-underline-offset: 6px;
}

.hero-sub {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 500px;
}

.hero-sub code {
  font-size: 13px;
  padding: 1px 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
  cursor: pointer;
  border: none;
  font-family: var(--font-sans);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--border-light);
  background: var(--bg-surface);
}

.window {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-light);
}

.window-dot:nth-child(1) { background: #f87171; }
.window-dot:nth-child(2) { background: #fbbf24; }
.window-dot:nth-child(3) { background: #34d399; }

.window-title {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  margin-left: 4px;
}

.window-body {
  padding: 20px 24px;
  overflow-x: auto;
}

.window-body pre {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.hl-comment { color: #6b7280; }
.hl-bracket { color: var(--accent); }
.hl-id { color: #93c5fd; }
.hl-dash { color: #6b7280; }
.hl-key { color: #d4d4d8; }

.logos {
  padding: 40px 0;
  text-align: center;
  overflow: hidden;
}

.logos-label {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

.logos-track {
  display: flex;
  gap: 32px;
  animation: scroll-left 24s linear infinite;
  width: max-content;
}

@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.logo-item {
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.15s;
}

.feature-card:hover {
  border-color: var(--border-light);
}

.feature-card-wide {
  grid-column: span 1;
}

.feature-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-radius: 8px;
  margin-bottom: 16px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.feature-card code {
  font-size: 12px;
  padding: 1px 4px;
  background: var(--bg-surface);
  border-radius: 3px;
  color: var(--accent);
}

.demo {
  padding-bottom: 60px;
}

.window-demo {
  max-width: 720px;
  margin: 0 auto;
}

.window-demo-body {
  min-height: 320px;
  max-height: 400px;
  overflow-y: auto;
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.demo-line {
  white-space: pre-wrap;
  word-break: break-all;
}

.prompt {
  color: var(--accent);
}

.demo-output {
  color: var(--text-secondary);
}

.typed-cmd {
  color: var(--text);
}

.demo-cursor {
  color: var(--accent);
  animation: pulse 1s step-end infinite;
}

@keyframes pulse {
  50% { opacity: 0; }
}

.dashboard-preview {
  padding-top: 60px;
}

.dashboard-frame {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-elevated);
}

.dashboard-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.install {
  padding-bottom: 60px;
}

.install-platforms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.platform-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: border-color 0.15s;
}

.platform-card:hover {
  border-color: var(--border-light);
}

.platform-icon {
  color: var(--text-tertiary);
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
}

.platform-name {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
}

.platform-dl {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

.platform-dl a {
  color: var(--accent);
}

.platform-dl a:hover {
  text-decoration: underline;
}

.platform-dl.msi {
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.platform-dl.msi::before {
  content: "MSI";
  font-size: 9px;
  font-weight: 700;
  font-family: var(--font-sans);
  color: var(--accent);
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-radius: 3px;
  padding: 0 5px;
  line-height: 16px;
}

.install-msi-note {
  text-align: center;
  padding: 8px 18px 14px;
  font-size: 12px;
  font-family: var(--font-sans);
  color: var(--text-tertiary);
  display: none;
}

.install-msi-note.visible {
  display: block;
}

.install-msi-note a {
  color: var(--accent);
}

.install-box {
  max-width: 640px;
  margin: 0 auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.install-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
  overflow-x: auto;
}

.install-tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--text-tertiary);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.install-tab:hover {
  color: var(--text);
  background: var(--bg-elevated);
}

.install-tab.active {
  color: var(--accent);
  background: var(--accent-bg);
}

.install-code {
  display: flex;
  align-items: center;
  padding: 14px 18px;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.install-code code {
  flex: 1;
  color: var(--text);
  overflow-x: auto;
  white-space: nowrap;
}

.copy-btn {
  flex-shrink: 0;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--text-tertiary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.copy-btn:hover {
  color: var(--text);
  border-color: var(--border-light);
}

.copy-btn.copied {
  color: var(--accent);
  border-color: var(--accent-border);
  background: var(--accent-bg);
}

.install-source {
  text-align: center;
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: 20px;
}

.install-source a {
  color: var(--accent);
}

.install-source a:hover {
  text-decoration: underline;
}

footer {
  border-top: 1px solid var(--border);
  padding: 48px 24px 32px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 32px;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 15px;
  color: var(--accent);
}

.footer-logo svg {
  color: var(--accent);
}

.footer-desc {
  font-size: 13px;
  color: var(--text-tertiary);
  max-width: 280px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color 0.15s;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--text-tertiary);
}

.footer-bottom a {
  color: var(--text-secondary);
}

.footer-bottom a:hover {
  color: var(--text);
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 48px;
    padding-top: 120px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-visual {
    max-width: 100%;
  }

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

  .feature-card-wide {
    grid-column: span 1;
  }

  .dashboard-img {
    border-radius: var(--radius-sm);
  }
}

@media (max-width: 640px) {
  .nav-links button:not(.theme-toggle),
  .nav-links a:not(.nav-cta) {
    display: none;
  }
  .nav-link-mobile-hide {
    display: none;
  }

  .hero h1 {
    font-size: 28px;
  }

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

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

  .install-platforms {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 16px;
  }
}

.nav-active {
  color: var(--accent) !important;
  background: var(--accent-bg) !important;
}

.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 24px;
  align-items: start;
}

.docs-sidebar {
  position: sticky;
  top: 80px;
}

.docs-minimap {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.docs-minimap a {
  display: block;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}

.docs-minimap a:hover {
  color: var(--text);
  background: var(--bg-surface);
}

.docs-minimap a.active {
  color: var(--accent);
  background: var(--accent-bg);
}

.docs-content {
  min-width: 0;
}

.docs-content h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.docs-content .subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 48px;
}

.docs-content .subtitle .mono {
  font-family: var(--font-mono);
  color: var(--accent);
}

.cmd-group {
  margin-bottom: 48px;
}

.cmd-group h2 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.cmd-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
}

.cmd-name {
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
  margin-bottom: 8px;
}

.cmd-syntax {
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-bottom: 12px;
  overflow-x: auto;
  white-space: nowrap;
}

.cmd-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.cmd-flags {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-bottom: 12px;
}

.cmd-flags th {
  text-align: left;
  font-weight: 600;
  color: var(--text);
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.cmd-flags td {
  padding: 6px 10px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.cmd-flags tr:last-child td {
  border-bottom: none;
}

.cmd-example {
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  overflow-x: auto;
}

.cmd-example .prompt {
  color: var(--accent);
}

.cmd-group-end {
  height: 1px;
}

@media (max-width: 900px) {
  .docs-layout {
    grid-template-columns: 1fr;
    padding-top: 80px;
  }
  .docs-sidebar {
    display: none;
  }
}

.agent-install {
  padding: 80px 24px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.agent-install .install-box {
  margin-top: 32px;
}