/* servicenow-mcp-ai — documentation site styles.
   "Terminal-grade developer docs": dark graphite, ServiceNow-green accent,
   Space Grotesk / IBM Plex Sans / JetBrains Mono. Hand-authored, no build step. */

:root {
  /* Brand + accent */
  --accent: #2ee89e;
  --accent-2: #1ea672;
  --accent-strong: #5fd9a6;
  --accent-ink: #04130d;
  --accent-soft: rgba(46, 232, 158, 0.1);
  --accent-border: rgba(46, 232, 158, 0.22);

  /* Surfaces */
  --bg: #0a0d0c;
  --bg-alt: #0b100e;
  --surface: #0c1311;
  --surface-2: #121a16;
  --card: #0c1311;
  --code-bg: #0a100e;
  --code-text: #dbe8e1;

  /* Hairlines + fills */
  --border: rgba(255, 255, 255, 0.08);
  --hair: rgba(255, 255, 255, 0.08);
  --hair-soft: rgba(255, 255, 255, 0.04);
  --fill: rgba(255, 255, 255, 0.02);
  --fill-2: rgba(255, 255, 255, 0.04);

  /* Text */
  --text: #e7efea;
  --heading: #f4faf7;
  --text-2: #cfe0d8;
  --muted: #9aa8a0;
  --muted-2: #8a988f;
  --dim: #6f7d75;

  /* Status */
  --read: #5fb1ff;
  --write: #febc2e;
  --p1: #ff6b6b;
  --p2: #febc2e;
  --p3: #5fd9a6;

  --shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.7);

  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1280px;
  --content-w: 900px;
  --sidebar-w: 260px;
  --topbar-h: 58px;

  --font-display: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --font: "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
    monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar-h) + 16px);
  background: var(--bg);
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(46, 232, 158, 0.28);
  color: #fff;
}

a {
  color: var(--accent-strong);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--accent-soft);
  color: #bdf3da;
  padding: 0.1em 0.42em;
  border-radius: 5px;
}

/* ---- Decorative background layers (fixed, behind everything) ---- */
.bg-glow,
.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.bg-glow {
  background:
    radial-gradient(
      900px 500px at 78% -8%,
      rgba(30, 166, 114, 0.16),
      transparent 60%
    ),
    radial-gradient(
      700px 600px at 5% 10%,
      rgba(30, 166, 114, 0.07),
      transparent 55%
    );
}
.bg-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000, transparent 75%);
  mask-image: radial-gradient(circle at 50% 30%, #000, transparent 75%);
}

/* Keep all real content above the background layers. */
.topbar,
.backdrop,
.layout,
footer,
.to-top {
  position: relative;
  z-index: 2;
}

/* Keyboard focus: visible everywhere, but not on mouse clicks. */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Skip link — first tab stop, hidden until focused. */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  transform: translateY(-200%);
  background: var(--accent);
  color: var(--accent-ink);
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  transition: transform 0.18s ease;
}
.skip-link:focus {
  transform: translateY(0);
  text-decoration: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ---- Top bar ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 0 28px;
  background: rgba(10, 13, 12, 0.72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.2px;
  color: var(--heading);
}
.brand:hover {
  text-decoration: none;
}
.brand .logo {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, #2ee89e, #1ea672);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 13px;
  box-shadow: 0 4px 16px -4px rgba(46, 232, 158, 0.5);
}
.brand small {
  font-weight: 400;
  color: var(--dim);
}
.topbar .spacer {
  flex: 1;
}
.topbar nav.toplinks {
  display: flex;
  gap: 6px;
}
.topbar nav.toplinks a {
  color: var(--muted);
  padding: 7px 11px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
}
.topbar nav.toplinks a:hover {
  color: var(--heading);
  background: var(--fill-2);
  text-decoration: none;
}
.ver-pill {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 5px 9px;
  border-radius: 7px;
}
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--fill);
  color: var(--text);
  cursor: pointer;
}
.icon-btn:hover {
  background: var(--fill-2);
  color: var(--heading);
}
.icon-btn svg {
  display: block;
}
#menuBtn {
  display: none;
}

/* ---- Layout ---- */
.layout {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  gap: 44px;
  padding: 0 28px;
}

/* ---- Sidebar ---- */
.sidebar {
  position: sticky;
  top: var(--topbar-h);
  align-self: start;
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
  padding: 30px 8px 60px 0;
}
.sidebar h4 {
  margin: 22px 0 8px;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dim);
}
.sidebar nav a {
  display: block;
  padding: 6px 12px;
  margin: 1px 0;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  border-left: 2px solid transparent;
}
.sidebar nav a:hover {
  color: var(--heading);
  background: var(--fill-2);
  text-decoration: none;
}
.sidebar nav a.active {
  color: var(--accent);
  background: var(--accent-soft);
  font-weight: 600;
}

/* ---- Content ---- */
.content {
  max-width: var(--content-w);
  padding: 8px 0 120px;
  min-width: 0;
}
section {
  scroll-margin-top: calc(var(--topbar-h) + 16px);
  padding-top: 34px;
  margin-top: 34px;
  border-top: 1px solid var(--hair);
}
section:first-of-type {
  border-top: none;
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--heading);
  font-family: var(--font-display);
  line-height: 1.18;
  letter-spacing: -0.02em;
}
h2 {
  font-size: 30px;
  font-weight: 700;
  margin: 4px 0 14px;
}
h3 {
  font-size: 19px;
  font-weight: 600;
  margin: 30px 0 10px;
}
p {
  margin: 12px 0;
}
.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  color: var(--accent-strong);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.lead {
  font-size: 18px;
  color: var(--muted);
}
ul,
ol {
  padding-left: 22px;
}
li {
  margin: 6px 0;
}

/* ---- Hero ---- */
.hero {
  padding: 64px 0 12px;
  border-top: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
}
.hero-copy,
.hero-visual {
  min-width: 0;
}
.hero h1 {
  font-size: clamp(38px, 4.4vw, 52px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin: 16px 0 20px;
  text-wrap: balance;
}
.hero h1 .accent {
  color: var(--accent);
}
.hero .lead {
  max-width: 480px;
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
}
.hero .lead strong {
  color: var(--heading);
  font-weight: 600;
}

/* Hero eyebrow pill (with pulsing dot) */
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(46, 232, 158, 0.2);
  background: rgba(46, 232, 158, 0.05);
  padding: 7px 13px;
  border-radius: 99px;
  color: var(--accent-strong);
}
.hero .eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}

/* ---- Hero terminal ---- */
.terminal-wrap {
  position: relative;
  border-radius: 16px;
  animation: glow 4s ease-in-out infinite;
}
.terminal {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.8);
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.015);
}
.term-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
}
.term-label {
  margin-left: 4px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
}
.term-live {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent-strong);
}
.term-live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}
.term-body {
  position: relative;
  padding: 20px 18px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.65;
  min-height: 300px;
  overflow: hidden;
}
.term-scan {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(rgba(46, 232, 158, 0.06), transparent);
  animation: scan 5.5s linear infinite;
  pointer-events: none;
}
.term-line {
  opacity: 0;
  animation: termIn 0.45s both;
  color: var(--text-2);
}
.term-line .tprompt {
  color: var(--dim);
}
.term-line .tcall {
  color: var(--accent);
}
.term-line .tdim {
  color: var(--dim);
}
.term-line.tdim2 {
  color: #7e8d84;
}
.term-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 3px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
  color: #dbe8e1;
}
.term-row.last {
  border-bottom: none;
}
.term-row .prio {
  font-weight: 600;
}
.prio.p1 {
  color: var(--p1);
}
.prio.p2 {
  color: var(--p2);
}
.prio.p3 {
  color: var(--p3);
}
.term-cursor {
  color: var(--accent);
  margin-top: 4px;
}
.term-cursor .cur {
  animation: blink 1.1s steps(1) infinite;
}
/* staggered entrance */
.tl1 {
  animation-delay: 0.15s;
}
.tl2 {
  animation-delay: 0.9s;
}
.tl3 {
  animation-delay: 1.5s;
}
.tl4 {
  animation-delay: 1.8s;
}
.tl5 {
  animation-delay: 2.05s;
}
.tl6 {
  animation-delay: 2.3s;
}
.tl7 {
  animation-delay: 2.55s;
}
.tl8 {
  animation-delay: 2.9s;
}
.term-call {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 2px 0;
}

/* ---- Buttons ---- */
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin: 32px 0 8px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 11px;
  font-family: var(--font);
  font-weight: 500;
  font-size: 15px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: #dceae3;
  cursor: pointer;
}
.btn:hover {
  text-decoration: none;
  background: rgba(255, 255, 255, 0.07);
  color: var(--heading);
}
.btn.primary {
  background: linear-gradient(140deg, #2ee89e, #1ea672);
  border-color: transparent;
  color: var(--accent-ink);
  font-weight: 600;
  box-shadow: 0 8px 24px -8px rgba(46, 232, 158, 0.55);
}
.btn.primary:hover {
  filter: brightness(1.05);
  color: var(--accent-ink);
}

/* ---- Hero badge chips ---- */
.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}
.badge {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted-2);
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.02);
  padding: 6px 11px;
  border-radius: 7px;
}
.badge.ok {
  color: var(--accent-strong);
  border-color: rgba(46, 232, 158, 0.22);
  background: rgba(46, 232, 158, 0.06);
}

/* ---- Stats bar ---- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: 14px;
  overflow: hidden;
  margin: 40px 0 0;
}
.stat {
  background: var(--bg-alt);
  padding: 26px 22px;
}
.stat b {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 38px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.stat span {
  display: block;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted-2);
}

/* ---- Quick demo: interactive tabs ---- */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 18px;
}
.tab {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14.5px;
  padding: 11px 18px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  cursor: pointer;
}
.tab:hover {
  color: var(--heading);
}
.tab .tab-index {
  font-family: var(--mono);
  opacity: 0.7;
  margin-right: 8px;
  font-size: 13px;
}
.tab.active {
  border-color: rgba(46, 232, 158, 0.35);
  background: rgba(46, 232, 158, 0.1);
  color: #bdf3da;
}
.tab-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  border: 1px solid var(--hair);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.015);
  padding: 30px;
}
.tab-panel.active {
  display: grid;
}
.tab-left h3 {
  margin: 0 0 10px;
  font-size: 23px;
  font-weight: 600;
  color: #eef6f1;
}
.tab-left p {
  font-size: 15.5px;
  line-height: 1.65;
  color: #a7b5ac;
  margin: 0 0 18px;
}
.tool-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(46, 232, 158, 0.07);
  border: 1px solid rgba(46, 232, 158, 0.2);
  border-radius: 9px;
  padding: 9px 13px;
}
.tool-pill code {
  background: none;
  padding: 0;
  font-size: 13px;
  color: var(--accent);
}
.code-box {
  background: var(--code-bg);
  border: 1px solid var(--hair);
  border-radius: 12px;
  padding: 18px 20px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  height: 100%;
}
.code-box .cb-comment {
  display: block;
  color: var(--dim);
  margin-bottom: 6px;
}
.code-box pre {
  margin: 0;
  white-space: pre-wrap;
  color: #dbe8e1;
  font-family: var(--mono);
}

/* ---- Cards ---- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 22px 0;
}
.card {
  border: 1px solid var(--hair);
  background: rgba(255, 255, 255, 0.018);
  border-radius: 14px;
  padding: 24px;
}
.card .ico {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(46, 232, 158, 0.1);
  border: 1px solid rgba(46, 232, 158, 0.22);
  font-size: 19px;
  margin-bottom: 14px;
}
.card h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 600;
  color: #eef6f1;
}
.card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---- Code blocks ---- */
.codeblock {
  position: relative;
  margin: 16px 0;
}
.codeblock pre {
  margin: 0;
  background: var(--code-bg);
  border: 1px solid var(--hair);
  border-radius: 12px;
  padding: 16px 18px;
  overflow-x: auto;
}
.codeblock pre code {
  background: none;
  padding: 0;
  font-size: 13px;
  color: var(--code-text);
  line-height: 1.6;
}
.codeblock .lang {
  position: absolute;
  top: 8px;
  right: 60px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--hair);
  background: var(--fill);
  color: var(--muted);
  cursor: pointer;
}
.copy-btn:hover {
  color: var(--heading);
  background: var(--fill-2);
}

/* ---- Tables ---- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--hair);
  border-radius: 14px;
  margin: 16px 0;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
thead th {
  text-align: left;
  background: rgba(255, 255, 255, 0.02);
  color: var(--heading);
  font-weight: 600;
  padding: 11px 14px;
  border-bottom: 1px solid var(--hair);
  white-space: nowrap;
}
tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--hair-soft);
  vertical-align: top;
  color: var(--text-2);
}
tbody tr:last-child td {
  border-bottom: none;
}
tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}
td code,
th code {
  white-space: nowrap;
}

/* ---- Kind / status pills (read = blue, write = amber) ---- */
.pill {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
  min-width: 42px;
  display: inline-block;
  text-align: center;
}
.pill.ro {
  color: var(--read);
  background: rgba(95, 177, 255, 0.1);
  border: 1px solid rgba(95, 177, 255, 0.25);
}
.pill.wr {
  color: var(--write);
  background: rgba(254, 188, 46, 0.1);
  border: 1px solid rgba(254, 188, 46, 0.28);
}
.req {
  color: var(--write);
  font-weight: 700;
}

/* ---- Callouts ---- */
.callout {
  display: flex;
  gap: 12px;
  border: 1px solid var(--hair);
  border-left: 3px solid var(--accent);
  background: rgba(255, 255, 255, 0.015);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin: 16px 0;
  font-size: 14.5px;
}
.callout .c-ico {
  font-size: 18px;
  line-height: 1.4;
}
.callout.warn {
  border-left-color: var(--write);
}
.callout.security {
  border-left-color: #ff6b6b;
}
.callout p {
  margin: 0;
}

/* ---- Use cases ---- */
.usecase {
  border: 1px solid var(--hair);
  background: rgba(255, 255, 255, 0.018);
  border-radius: 14px;
  padding: 22px 24px;
  margin: 16px 0;
}
.usecase h3 {
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.usecase .who {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
  font-weight: 500;
}
.prompt {
  margin-top: 12px;
  border-left: 3px solid var(--accent);
  background: rgba(46, 232, 158, 0.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 10px 14px;
  font-size: 14.5px;
}
.prompt .tag {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-strong);
  margin-bottom: 2px;
  font-weight: 600;
}

/* ---- Quick start: install grid + client config panel ---- */
.qs-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 20px;
  align-items: start;
  margin: 28px 0 8px;
}
.qs-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.qs-step {
  border: 1px solid var(--hair);
  background: rgba(255, 255, 255, 0.018);
  border-radius: 14px;
  padding: 18px 20px;
}
.qs-step-head {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 12px;
}
.qs-num {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: rgba(46, 232, 158, 0.12);
  border: 1px solid rgba(46, 232, 158, 0.25);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  color: var(--accent);
}
.qs-step-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15.5px;
  color: #eef6f1;
}
.qs-cmd {
  position: relative;
  background: var(--code-bg);
  border: 1px solid var(--hair);
  border-radius: 10px;
  padding: 12px 42px 12px 14px;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.qs-cmd:hover {
  border-color: var(--accent-border);
}
.qs-cmd-text {
  margin: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--code-text);
  white-space: pre-wrap;
  word-break: break-word;
}
.qs-cmd-text code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}
.qs-cmd-copy {
  position: absolute;
  top: 10px;
  right: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.02em;
  padding: 3px 7px;
  border-radius: 6px;
  border: 1px solid var(--hair);
  background: transparent;
  color: var(--muted-2);
  cursor: pointer;
}
.qs-cmd-copy.copied {
  color: #bdf3da;
  border-color: rgba(46, 232, 158, 0.3);
  background: rgba(46, 232, 158, 0.09);
}
.qs-config {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.qs-config-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.qs-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.qs-tab {
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 11px;
  border-radius: 8px;
  border: 1px solid var(--hair);
  background: transparent;
  color: var(--muted-2);
  cursor: pointer;
}
.qs-tab.active {
  border-color: rgba(46, 232, 158, 0.3);
  background: rgba(46, 232, 158, 0.09);
  color: #bdf3da;
}
.qs-config-copy {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 7px;
  border: 1px solid var(--accent-border);
  background: var(--accent-soft);
  color: var(--accent-strong);
  cursor: pointer;
  white-space: nowrap;
}
.qs-config-copy.copied {
  color: #bdf3da;
  border-color: rgba(46, 232, 158, 0.3);
  background: rgba(46, 232, 158, 0.12);
}
.qs-config-body {
  padding: 18px 20px;
}
.qs-config-path {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--dim);
  margin-bottom: 8px;
  word-break: break-all;
}
.qs-config-pre {
  margin: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-2);
  white-space: pre-wrap;
  word-break: break-word;
}
.qs-config-pre code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}
.qs-note {
  font-size: 14px;
  color: var(--muted);
  margin: 14px 0 0;
}

/* ---- Use cases: under-the-hood tool chain ---- */
.under-hood {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
  line-height: 2;
}
.under-hood .tag {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dim);
  font-size: 11px;
  font-weight: 600;
  margin-right: 4px;
}
.under-hood code {
  font-size: 12px;
  color: var(--accent);
  background: rgba(46, 232, 158, 0.07);
  padding: 1px 6px;
  border-radius: 5px;
}
.under-hood .arrow {
  color: var(--dim);
  margin: 0 2px;
}

/* ---- Tools reference: search palette ---- */
.tools-search {
  display: flex;
  align-items: center;
  gap: 11px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: var(--card);
  padding: 14px 18px;
  margin: 18px 0 14px;
  box-shadow: var(--shadow);
}
.tools-search .ts-glyph {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--accent);
}
.tools-search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
}
.tools-search input::placeholder {
  color: var(--dim);
}
.tools-search .ts-count {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
  white-space: nowrap;
}
.tools-controls {
  display: flex;
  gap: 10px;
  margin: 0 0 18px;
}
.ghost-btn {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
}
.ghost-btn:hover {
  background: rgba(46, 232, 158, 0.16);
}
.pkg-meta {
  font-family: var(--font);
  font-weight: 400;
  color: var(--muted);
  font-size: 14px;
}
.pkg-meta em {
  font-style: normal;
  color: var(--dim);
}
details.tool {
  border: 1px solid var(--hair);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.018);
  margin: 8px 0;
  overflow: hidden;
}
details.tool[hidden] {
  display: none;
}
details.tool > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  font-size: 14px;
}
details.tool > summary::-webkit-details-marker {
  display: none;
}
details.tool > summary::before {
  content: "▸";
  color: var(--dim);
  font-size: 11px;
  transition: transform 0.15s ease;
}
details.tool[open] > summary::before {
  transform: rotate(90deg);
}
details.tool > summary:hover {
  background: rgba(255, 255, 255, 0.02);
}
details.tool > summary code {
  font-family: var(--mono);
  font-weight: 500;
  background: none;
  color: #dbe8e1;
  white-space: nowrap;
}
.tool-sum {
  color: var(--muted);
  font-size: 13px;
  flex: 1;
}
.tool-params {
  border-top: 1px solid var(--hair);
  padding: 4px 16px 14px;
}
.tool-params table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.tool-params th {
  text-align: left;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--dim);
  padding: 8px 10px 6px 0;
  border-bottom: 1px solid var(--hair);
}
.tool-params td {
  padding: 7px 10px 7px 0;
  border-bottom: 1px solid var(--hair-soft);
  vertical-align: top;
}
.tool-params tr:last-child td {
  border-bottom: none;
}
.tool-params td:nth-child(2) {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}
.opt {
  color: var(--dim);
  font-weight: 500;
}
.noparams {
  color: var(--dim);
  font-style: italic;
  margin: 8px 0 2px;
}
.tools-empty {
  display: none;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 13.5px;
  padding: 22px 4px;
}

/* ---- Diagrams (inline SVG) ---- */
figure.diagram {
  margin: 22px 0;
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--hair);
  border-radius: 14px;
  padding: 18px 18px 8px;
}
figure.diagram svg {
  width: 100%;
  height: auto;
  display: block;
}
figure.diagram figcaption {
  margin-top: 6px;
  font-size: 12.5px;
  color: var(--muted);
  text-align: center;
}
.diagram .box {
  fill: rgba(255, 255, 255, 0.03);
  stroke: var(--hair);
  stroke-width: 1.5;
}
.diagram .box.accent {
  fill: rgba(46, 232, 158, 0.08);
  stroke: var(--accent);
}
.diagram .lbl {
  fill: var(--heading);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
}
.diagram .sub {
  fill: var(--muted);
  font-family: var(--font);
  font-size: 11.5px;
}
.diagram .tag {
  fill: var(--accent-strong);
  font-family: var(--mono);
  font-weight: 600;
  font-size: 9.5px;
  letter-spacing: 0.04em;
}
.diagram .edge {
  stroke: var(--muted);
  stroke-width: 1.6;
  fill: none;
}
.diagram .ah {
  fill: var(--muted);
}
.diagram .edge-lbl {
  fill: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
}

/* ---- Footer ---- */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  margin-top: 48px;
  padding: 32px 28px 60px;
  color: var(--muted);
  font-size: 14px;
}
footer .foot-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  justify-content: space-between;
}
footer strong {
  font-family: var(--mono);
  font-weight: 500;
  color: var(--text-2);
}
footer a {
  color: var(--muted);
}
footer a:hover {
  color: var(--heading);
}
.disclaimer {
  max-width: var(--maxw);
  margin: 16px auto 0;
}

/* ---- Back-to-top ---- */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--hair);
  background: var(--card);
  color: var(--text);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 8px 30px -10px rgba(0, 0, 0, 0.7);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    background 0.15s ease;
}
.to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.to-top:hover {
  background: var(--surface-2);
  color: var(--heading);
}

.anchor {
  color: var(--dim);
  opacity: 0;
  margin-left: 8px;
  font-weight: 400;
  text-decoration: none;
}
h2:hover .anchor,
h3:hover .anchor {
  opacity: 1;
}

/* ---- Backdrop for mobile sidebar ---- */
.backdrop {
  display: none;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .stat-row {
    grid-template-columns: repeat(3, 1fr);
  }
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .tab-panel.active {
    grid-template-columns: 1fr;
  }
  .qs-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 0;
  }
  #menuBtn {
    display: inline-grid;
  }
  .topbar nav.toplinks,
  .ver-pill {
    display: none;
  }
  .sidebar {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    width: 280px;
    height: calc(100vh - var(--topbar-h));
    background: var(--bg);
    border-right: 1px solid var(--hair);
    padding: 18px 14px 60px;
    transform: translateX(-102%);
    transition: transform 0.22s ease;
    z-index: 45;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .backdrop.show {
    display: block;
    position: fixed;
    inset: var(--topbar-h) 0 0 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 40;
  }
  .content {
    padding-top: 16px;
  }
}
@media (max-width: 640px) {
  .stat-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .cards {
    grid-template-columns: 1fr;
  }
  .hero {
    padding-top: 40px;
  }
}

/* ---- Keyframes ---- */
@keyframes termIn {
  from {
    opacity: 0;
    transform: translateY(7px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes blink {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0;
  }
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.82);
  }
}
@keyframes glow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(46, 232, 158, 0);
  }
  50% {
    box-shadow: 0 0 28px -6px rgba(46, 232, 158, 0.45);
  }
}
@keyframes scan {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(560%);
  }
}

/* ---- Print (save-as-PDF friendly: force light, drop the chrome) ---- */
@media print {
  :root {
    --bg: #fff;
    --bg-alt: #fff;
    --surface: #fff;
    --surface-2: #f4f6f8;
    --card: #fff;
    --hair: #d4dad8;
    --hair-soft: #e4e8e6;
    --text: #111;
    --text-2: #1c1c1c;
    --muted: #444;
    --dim: #666;
    --heading: #000;
    --code-bg: #f4f6f8;
    --code-text: #111;
    --accent: #1ea672;
    --accent-strong: #17935f;
  }
  body {
    background: #fff;
  }
  .bg-glow,
  .bg-grid,
  .topbar,
  .sidebar,
  .to-top,
  .skip-link,
  .backdrop,
  .copy-btn,
  .hero-visual,
  .tools-search {
    display: none !important;
  }
  .layout {
    display: block;
    max-width: none;
    padding: 0;
  }
  .content {
    max-width: none;
    padding: 0;
  }
  .hero-grid,
  .tab-panel.active {
    grid-template-columns: 1fr;
  }
  section {
    break-inside: avoid;
  }
  a {
    text-decoration: underline;
  }
}