/* ============================================================
   RevOps Data — Design System
   Palette: Ink #0A0D10 · Paper #F6F8FA · Falcon Blue #4E9FC7
            Deep Slate #16232E · Signal Amber #E3A23C · Mist #8B95A1
   Type: Space Grotesk (display) / IBM Plex Sans (body) / IBM Plex Mono (data)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --ink: #0A0D10;
  --slate: #16232E;
  --paper: #F6F8FA;
  --paper-alt: #ECF0F3;
  --blue: #4E9FC7;
  --blue-deep: #2E6E8E;
  --amber: #E3A23C;
  --mist: #8B95A1;
  --line: #D8DEE4;
  --line-dark: #2A3946;

  --display: 'Space Grotesk', sans-serif;
  --body: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --maxw: 1180px;
  --radius: 2px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

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

body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1.15em; }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; height: auto; }

ul, ol { padding-left: 1.3em; margin: 0 0 1.15em; }
li { margin-bottom: 0.5em; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

/* -------- Eyebrow / mono labels -------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue-deep);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--amber);
  display: inline-block;
}

/* -------- Signature element: flight-path rule -------- */
.flight-rule {
  position: relative;
  height: 1px;
  background: var(--line);
  margin: 64px 0;
}
.flight-rule::before {
  content: '';
  position: absolute;
  left: 0; top: -2.5px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--amber);
}
.flight-rule::after {
  content: '';
  position: absolute;
  right: 0; top: -4px;
  width: 0; height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid var(--blue);
}
.flight-rule.dark { background: var(--line-dark); }

/* -------- Header / Nav -------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246, 248, 250, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
}
.brand img { height: 34px; width: auto; }
.brand:hover { text-decoration: none; }
.brand .sub {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--mist);
  display: block;
  margin-top: 2px;
}

nav.primary-nav { display: flex; align-items: center; gap: 2px; }
nav.primary-nav a {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--slate);
  padding: 10px 14px;
  border-radius: var(--radius);
}
nav.primary-nav a:hover { color: var(--blue-deep); text-decoration: none; background: var(--paper-alt); }
nav.primary-nav a.current { color: var(--blue-deep); }
nav.primary-nav a.cta {
  background: var(--ink);
  color: var(--paper);
  padding: 10px 18px;
  margin-left: 8px;
}
nav.primary-nav a.cta:hover { background: var(--slate); color: var(--paper); }

/* -------- Nav dropdown (Revenue Operations mega-menu) -------- */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--slate);
  padding: 10px 14px;
  border-radius: var(--radius);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-dropdown-trigger:hover, .nav-dropdown-trigger.current { color: var(--blue-deep); background: var(--paper-alt); }
.nav-dropdown-trigger .caret { font-size: 0.6rem; transition: transform 0.15s ease; }
.nav-dropdown.open .nav-dropdown-trigger .caret { transform: rotate(180deg); }

.nav-dropdown-panel {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 8px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 28px rgba(10,13,16,0.14);
  display: grid;
  grid-template-columns: repeat(3, 200px);
  gap: 0;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s ease;
  z-index: 200;
}
.nav-dropdown.open .nav-dropdown-panel,
.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown-col { padding: 0 18px; border-left: 1px solid var(--line); }
.nav-dropdown-col:first-child { border-left: none; padding-left: 0; }
.nav-dropdown-col h5 {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 10px;
  font-weight: 500;
}
.nav-dropdown-col a {
  display: block;
  font-family: var(--body);
  font-size: 0.9rem;
  color: var(--ink);
  padding: 7px 0;
  line-height: 1.3;
}
.nav-dropdown-col a:hover { color: var(--blue-deep); text-decoration: none; }
.nav-dropdown-col a.current { color: var(--blue-deep); font-weight: 600; }

.nav-toggle { display: none; }

@media (max-width: 900px) {
  nav.primary-nav { display: none; }
  .nav-toggle {
    display: block;
    background: none;
    border: 1px solid var(--line);
    padding: 8px 12px;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    cursor: pointer;
    border-radius: var(--radius);
  }
  nav.primary-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 8px 20px 20px;
    gap: 4px;
  }
  nav.primary-nav.open a.cta { margin-left: 0; text-align: center; margin-top: 8px; }

  /* Dropdown becomes an inline expandable block on mobile */
  .nav-dropdown-trigger { width: 100%; justify-content: space-between; text-align: left; }
  .nav-dropdown-panel {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: none;
    padding: 4px 0 8px 10px;
    display: none;
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .nav-dropdown.open .nav-dropdown-panel,
  .nav-dropdown:focus-within .nav-dropdown-panel { display: grid; }
  .nav-dropdown-col { border-left: 2px solid var(--line); padding: 0 0 0 14px; }
}

/* -------- Hero -------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: 96px 0 84px;
}
.hero .container { position: relative; z-index: 2; }
.hero-falcon {
  position: absolute;
  right: -80px;
  top: -60px;
  width: 560px;
  max-width: 55vw;
  opacity: 0.14;
  z-index: 1;
  filter: grayscale(1) brightness(1.4);
}
.hero .eyebrow { color: var(--blue); }
.hero .eyebrow::before { background: var(--amber); }
.hero h1 { color: var(--paper); max-width: 780px; }
.hero .lede {
  font-size: 1.2rem;
  color: #C7D0D8;
  max-width: 620px;
  margin: 22px 0 34px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }

.telemetry-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line-dark);
  padding-top: 26px;
}
.telemetry-strip .stat {
  flex: 1 1 200px;
  padding-right: 28px;
  font-family: var(--mono);
}
.telemetry-strip .stat .n {
  display: block;
  font-family: var(--display);
  font-size: 1.5rem;
  color: var(--blue);
  font-weight: 700;
  margin-bottom: 4px;
}
.telemetry-strip .stat .l {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--mist);
  text-transform: uppercase;
}

/* Simple page header for interior pages (no falcon watermark) */
.page-hero {
  background: var(--ink);
  color: var(--paper);
  padding: 64px 0 48px;
}
.page-hero .eyebrow { color: var(--blue); }
.page-hero h1 { color: var(--paper); margin-bottom: 10px; }
.page-hero .lede { color: #C7D0D8; max-width: 640px; font-size: 1.05rem; margin: 0; }

/* -------- Buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  padding: 13px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--blue); color: var(--ink); font-weight: 500; }
.btn-primary:hover { background: #67B0D6; }
.btn-outline { border-color: rgba(246,248,250,0.35); color: var(--paper); }
.btn-outline:hover { border-color: var(--paper); background: rgba(255,255,255,0.06); }
.btn-outline.on-light { border-color: var(--line); color: var(--ink); }
.btn-outline.on-light:hover { background: var(--paper-alt); }
.btn-amber { background: var(--amber); color: var(--ink); font-weight: 500; }
.btn-amber:hover { background: #EEB25F; }

/* -------- Sections -------- */
section { padding: 76px 0; }
section.alt { background: var(--paper-alt); }
section.dark { background: var(--slate); color: var(--paper); }
section.dark h2, section.dark h3 { color: var(--paper); }
section.dark a { color: var(--blue); }
section.dark .flight-rule { background: var(--line-dark); }

.section-head { max-width: 700px; margin-bottom: 44px; }
.section-head p { color: var(--mist); font-size: 1.05rem; }

/* -------- Cards / grid -------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 860px) { .card-grid { grid-template-columns: 1fr; } }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .card-grid.two { grid-template-columns: 1fr; } }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card img { aspect-ratio: 16/10.5; object-fit: cover; }
.card .body { padding: 24px; }
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }
.card p { color: var(--slate); font-size: 0.96rem; }
.card a.card-link { font-family: var(--mono); font-size: 0.78rem; }

/* -------- Content pages (article-style) -------- */
.content-page main .container { max-width: 880px; }
.prose h2 { margin-top: 1.6em; }
.prose h2:first-child { margin-top: 0; }
.prose blockquote {
  margin: 28px 0;
  padding: 4px 0 4px 24px;
  border-left: 3px solid var(--blue);
  color: var(--slate);
  font-size: 1.05rem;
}
.prose figure { margin: 32px 0; }
.prose figure img { border: 1px solid var(--line); border-radius: var(--radius); }
.prose figcaption {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--mist);
  margin-top: 10px;
}
.prose .two-col-figs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 700px) { .prose .two-col-figs { grid-template-columns: 1fr; } }
.prose pre.callout {
  font-family: var(--body);
  font-style: italic;
  background: var(--paper-alt);
  border-left: 3px solid var(--amber);
  padding: 20px 24px;
  white-space: pre-wrap;
  margin: 28px 0;
  font-size: 1.02rem;
}
.pullquote {
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
  margin: 36px 0;
}

.numbered-list {
  counter-reset: item;
  list-style: none;
  padding-left: 0;
}
.numbered-list > li {
  counter-increment: item;
  position: relative;
  padding-left: 44px;
  margin-bottom: 22px;
}
.numbered-list > li::before {
  content: counter(item);
  position: absolute;
  left: 0; top: 0;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--blue-deep);
  border: 1px solid var(--blue);
  width: 26px; height: 26px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* -------- FAQ / details -------- */
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}
.faq-item summary {
  font-family: var(--display);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--blue); font-size: 1.3rem; }
.faq-item[open] summary::after { content: '–'; }
.faq-item p { margin-top: 14px; color: var(--slate); }

/* -------- Tools grid -------- */
.tool-card {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: center;
  border: 1px solid var(--line);
  padding: 28px;
  border-radius: var(--radius);
  background: var(--paper);
}
@media (max-width: 700px) { .tool-card { grid-template-columns: 1fr; } }

/* -------- Case study stat callouts -------- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 8px 0 40px;
}
@media (max-width: 760px) { .stat-row { grid-template-columns: 1fr; } }
.stat-box {
  border: 1px solid var(--line);
  padding: 22px;
  text-align: left;
}
.stat-box .n { font-family: var(--display); font-size: 1.6rem; color: var(--blue-deep); font-weight: 700; display: block; }
.stat-box .l { font-family: var(--mono); font-size: 0.75rem; color: var(--mist); text-transform: uppercase; letter-spacing: 0.05em; }

/* -------- CTA band -------- */
.cta-band {
  background: var(--ink);
  color: var(--paper);
  padding: 72px 0;
  text-align: center;
}
.cta-band h2 { color: var(--paper); }
.cta-band p { color: #C7D0D8; max-width: 520px; margin: 0 auto 28px; }
.cta-band .actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* -------- Footer -------- */
footer.site-footer {
  background: var(--slate);
  color: #B9C2CB;
  padding: 56px 0 32px;
}
footer.site-footer .container {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 36px;
}
@media (max-width: 700px) { footer.site-footer .container { grid-template-columns: 1fr; } }
footer.site-footer .brand { color: var(--paper); margin-bottom: 12px; }
footer.site-footer p { color: #93A0AB; font-size: 0.92rem; }
footer.site-footer h4 {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 14px;
}
footer.site-footer ul { list-style: none; padding: 0; margin: 0; }
footer.site-footer li { margin-bottom: 9px; }
footer.site-footer a { color: #C7D0D8; font-size: 0.92rem; }
footer.site-footer a:hover { color: var(--blue); }
.footer-bottom {
  max-width: var(--maxw);
  margin: 40px auto 0;
  padding: 20px 28px 0;
  border-top: 1px solid var(--line-dark);
  font-family: var(--mono);
  font-size: 0.72rem;
  color: #6E7A85;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* -------- Image-pending marker (used inline for placeholder photos) -------- */
.img-pending-note {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--amber);
  letter-spacing: 0.04em;
  margin-top: 6px;
}

/* -------- Utility -------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }

/* -------- Inline diagram frame -------- */
.svg-frame {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: var(--radius);
  padding: 12px;
  overflow-x: auto;
}
.svg-frame svg { display: block; width: 100%; height: auto; min-width: 640px; }