/* servicenow-mcp-ai — documentation site styles. Hand-authored, no build step. */

:root {
  --accent: #1ea672;
  --accent-strong: #17935f;
  --accent-soft: rgba(30, 166, 114, 0.12);
  --radius: 10px;
  --radius-sm: 7px;
  --maxw: 1280px;
  --content-w: 880px;
  --sidebar-w: 270px;
  --topbar-h: 60px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;
}

/* Light theme (default) */
:root {
  --bg: #ffffff;
  --bg-alt: #f6f8fa;
  --surface: #ffffff;
  --surface-2: #f6f8fa;
  --border: #d8dee4;
  --text: #1f2328;
  --muted: #59636e;
  --heading: #0b1220;
  --code-bg: #f6f8fa;
  --code-text: #1f2328;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 8px 24px rgba(31, 35, 40, 0.06);
  --hero-grad: radial-gradient(
    1200px 480px at 70% -10%,
    rgba(30, 166, 114, 0.14),
    transparent 60%
  );
}

[data-theme="dark"] {
  --bg: #0d1117;
  --bg-alt: #0b0f14;
  --surface: #161b22;
  --surface-2: #1a2029;
  --border: #2a313c;
  --text: #e6edf3;
  --muted: #9aa6b2;
  --heading: #f0f6fc;
  --code-bg: #11161d;
  --code-text: #e6edf3;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 12px 30px rgba(0, 0, 0, 0.35);
  --hero-grad: radial-gradient(
    1200px 480px at 70% -10%,
    rgba(30, 166, 114, 0.22),
    transparent 60%
  );
}

* {
  box-sizing: border-box;
}

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

/* 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: #fff;
  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;
  }
}

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

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

code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--accent-soft);
  color: var(--text);
  padding: 0.12em 0.4em;
  border-radius: 5px;
}

/* ---- Top bar ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 20px;
  background: var(--bg); /* fallback when color-mix is unsupported */
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--heading);
  letter-spacing: -0.2px;
}
.brand:hover {
  text-decoration: none;
}
.brand .logo {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  font-weight: 800;
  font-size: 15px;
}
.brand small {
  font-weight: 500;
  color: var(--muted);
}
.topbar .spacer {
  flex: 1;
}
.topbar nav.toplinks {
  display: flex;
  gap: 4px;
}
.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(--text);
  background: var(--surface-2);
  text-decoration: none;
}
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.icon-btn:hover {
  background: var(--surface-2);
}
#menuBtn {
  display: none;
}

/* ---- Layout ---- */
.layout {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  gap: 40px;
  padding: 0 24px;
}

/* ---- Sidebar ---- */
.sidebar {
  position: sticky;
  top: var(--topbar-h);
  align-self: start;
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
  padding: 28px 8px 60px 0;
}
.sidebar h4 {
  margin: 22px 0 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.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(--text);
  background: var(--surface-2);
  text-decoration: none;
}
.sidebar nav a.active {
  color: var(--accent-strong);
  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: 28px;
  margin-top: 28px;
  border-top: 1px solid var(--border);
}
section:first-of-type {
  border-top: none;
  margin-top: 0;
}
h1,
h2,
h3 {
  color: var(--heading);
  line-height: 1.25;
  letter-spacing: -0.4px;
}
h2 {
  font-size: 27px;
  margin: 4px 0 14px;
}
h3 {
  font-size: 19px;
  margin: 30px 0 10px;
}
p {
  margin: 12px 0;
}
.eyebrow {
  color: var(--accent-strong);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.lead {
  font-size: 18px;
  color: var(--muted);
}
ul,
ol {
  padding-left: 22px;
}
li {
  margin: 6px 0;
}

/* ---- Hero ---- */
.hero {
  padding: 56px 0 12px;
  background: var(--hero-grad);
  border-top: none;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 46px);
  margin: 12px 0 8px;
}
.hero .lead {
  max-width: 60ch;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 44px;
  align-items: center;
}
.hero-copy,
.hero-visual {
  min-width: 0;
}
.icon-btn svg {
  display: block;
}

/* Hero chat mock */
.chat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: rotate(0.5deg);
}
.chat-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.chat-bar .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.dot.r {
  background: #ec6a5e;
}
.dot.y {
  background: #f4bf4f;
}
.dot.g {
  background: #61c454;
}
.chat-title {
  margin-left: 6px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}
.chat-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.bubble {
  border-radius: 12px;
  padding: 10px 13px;
  font-size: 13.5px;
  line-height: 1.5;
  max-width: 92%;
}
.bubble.user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  border-bottom-right-radius: 4px;
}
.bubble.bot {
  align-self: flex-start;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}
.tool-chip {
  align-self: flex-start;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid var(--border); /* fallback */
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
  padding: 4px 10px;
  border-radius: 999px;
}
.p1 {
  color: #e5484d;
  font-weight: 700;
}
.p2 {
  color: #d6822a;
  font-weight: 700;
}
.p3 {
  color: var(--muted);
  font-weight: 700;
}
@media (max-width: 820px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .chat {
    transform: none;
  }
}

/* ---- Print (save-as-PDF friendly: force light tokens, drop the chrome) ---- */
@media print {
  :root,
  [data-theme="dark"] {
    --bg: #fff;
    --bg-alt: #fff;
    --surface: #fff;
    --surface-2: #f4f6f8;
    --border: #ccd2d8;
    --text: #111;
    --muted: #444;
    --heading: #000;
    --code-bg: #f4f6f8;
    --code-text: #111;
    --shadow: none;
    --hero-grad: none;
  }
  .topbar,
  .sidebar,
  .to-top,
  .skip-link,
  .backdrop,
  .copy-btn,
  .hero-visual {
    display: none !important;
  }
  .layout {
    display: block;
    max-width: none;
    padding: 0;
  }
  .content {
    max-width: none;
    padding: 0;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  section {
    break-inside: avoid;
  }
  a {
    text-decoration: underline;
  }
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 8px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.btn:hover {
  text-decoration: none;
  background: var(--surface-2);
}
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  border-color: transparent;
  color: #fff;
}
.btn.primary:hover {
  filter: brightness(1.06);
}
.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}
.badge {
  font-size: 12.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--muted);
}
.badge.ok {
  color: var(--accent-strong);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  background: var(--accent-soft);
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 30px 0 6px;
}
.stat {
  flex: 1 1 130px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.stat b {
  display: block;
  font-size: 26px;
  color: var(--heading);
  letter-spacing: -0.5px;
}
.stat span {
  font-size: 13px;
  color: var(--muted);
}

/* ---- Cards ---- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 20px 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.card .ico {
  font-size: 22px;
  margin-bottom: 6px;
}
.card h3 {
  margin: 4px 0 6px;
  font-size: 16px;
}
.card p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---- Code blocks ---- */
.codeblock {
  position: relative;
  margin: 16px 0;
}
.codeblock pre {
  margin: 0;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  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: 56px;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}
.copy-btn:hover {
  color: var(--text);
  background: var(--surface-2);
}

/* ---- Tables ---- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 16px 0;
  box-shadow: var(--shadow);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
thead th {
  text-align: left;
  background: var(--surface-2);
  color: var(--heading);
  font-weight: 600;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
tbody tr:last-child td {
  border-bottom: none;
}
tbody tr:hover {
  background: var(--surface-2);
}
td code,
th code {
  white-space: nowrap;
}

.pill {
  font-size: 11.5px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.pill.ro {
  background: var(--accent-soft);
  color: var(--accent-strong);
}
.pill.wr {
  background: rgba(219, 109, 40, 0.14);
  color: #c2410c;
}
[data-theme="dark"] .pill.wr {
  color: #f0a868;
}
.req {
  color: #c2410c;
  font-weight: 700;
}
[data-theme="dark"] .req {
  color: #f0a868;
}

/* ---- Callouts ---- */
.callout {
  display: flex;
  gap: 12px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--surface);
  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: #e0a82e;
}
.callout.security {
  border-left-color: #d6336c;
}
.callout p {
  margin: 0;
}

/* ---- Use cases ---- */
.usecase {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 16px 0;
  box-shadow: var(--shadow);
}
.usecase h3 {
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.usecase .who {
  font-size: 12.5px;
  color: var(--muted);
  font-weight: 500;
}
.prompt {
  margin-top: 12px;
  border-left: 3px solid var(--accent);
  background: var(--surface-2);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 10px 14px;
  font-size: 14.5px;
}
.prompt .tag {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 2px;
  font-weight: 700;
}

/* ---- Footer ---- */
footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding: 32px 24px 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 a {
  color: var(--muted);
}
footer a:hover {
  color: var(--text);
}

/* ---- Diagrams (inline SVG, theme-aware) ---- */
figure.diagram {
  margin: 22px 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 8px;
  box-shadow: var(--shadow);
}
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: var(--surface-2);
  stroke: var(--border);
  stroke-width: 1.5;
}
.diagram .box.accent {
  fill: var(--accent-soft);
  stroke: var(--accent);
}
.diagram .lbl {
  fill: var(--heading);
  font-family: var(--font);
  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: 700;
  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(--font);
  font-size: 10.5px;
  font-style: italic;
}

/* ---- 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(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow);
  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);
}

.anchor {
  color: var(--muted);
  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: 960px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 0;
  }
  #menuBtn {
    display: inline-grid;
  }
  .topbar nav.toplinks {
    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(--border);
    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, 0.4);
    z-index: 40;
  }
  .content {
    padding-top: 16px;
  }
}