/* ════════════════════════════════════════════════════════════════════
   LUMINITY DIGITAL — SHARED DESIGN TOKENS & PRIMITIVES
   Drop into WordPress theme header OR inline <style> per page.
   ════════════════════════════════════════════════════════════════════ */

:root {
  /* Core palette */
  --navy:       #0C1E35;
  --navy-deep:  #081425;
  --navy-mid:   #162E4A;
  --navy-light: #1E3A5F;

  /* Accents (per-practice) */
  --gold:       #C8965A;   /* Decision Intelligence + brand */
  --gold-soft:  #D4A96C;
  --teal:       #1A6B5A;   /* Data Intelligence */
  --teal-light: #238E76;
  --aws:        #FF9900;   /* AWS AI Services */
  --aws-deep:   #E08A30;
  /* Agentic AI uses navy */

  /* Surfaces */
  --cream:      #F8F5F0;
  --cream-deep: #EFE8DC;
  --warm-white: #FDFCFA;
  --sage:       #E8EDE6;

  /* Ink */
  --text-dark:  #1A1F2E;
  --text-mid:   #4A5568;
  --text-soft:  #7A8599;

  --border:       rgba(0,0,0,0.06);
  --border-light: rgba(0,0,0,0.04);
  --rule:         rgba(12, 30, 53, 0.12);
}

.ld-body { font-family: 'Outfit', system-ui, -apple-system, sans-serif; color: var(--text-dark); overflow-x: hidden; line-height: 1.6; }
.ld-body *, .ld-body *::before, .ld-body *::after { box-sizing: border-box; }
.ld-display { font-family: 'Cormorant Garamond', 'Playfair Display', Georgia, serif; }
.ld-mono    { font-family: 'DM Mono', 'JetBrains Mono', ui-monospace, monospace; }

/* ── Eyebrow ────────────────────────────────────────── */
.ld-eyebrow {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
}
.ld-eyebrow::before { content: ''; width: 32px; height: 1px; background: currentColor; opacity: 0.5; }

/* ── Section + grid ─────────────────────────────────── */
.ld-section { padding: 6rem 4rem; }
.ld-section-lg { padding: 7.5rem 4rem; }
.ld-inner { max-width: 1200px; margin: 0 auto; }
.ld-narrow { max-width: 880px; margin: 0 auto; }

/* ── Headings ───────────────────────────────────────── */
.ld-h1 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500; line-height: 1.08; letter-spacing: -0.025em;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  color: var(--navy);
}
.ld-h1 em { font-style: italic; color: var(--gold); font-weight: 400; }
.ld-h2 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500; line-height: 1.15; letter-spacing: -0.02em;
  font-size: clamp(1.9rem, 3.2vw, 2.8rem);
  color: var(--navy);
}
.ld-h2 em { font-style: italic; }
.ld-h3 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600; line-height: 1.22; letter-spacing: -0.01em;
  font-size: 1.4rem; color: var(--navy);
}
.ld-lede { font-size: 1.12rem; line-height: 1.75; color: var(--text-mid); font-weight: 300; max-width: 64ch; }

/* ── Buttons ────────────────────────────────────────── */
.ld-btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.95rem 2.1rem; font-family: 'Outfit', sans-serif;
  font-size: 0.86rem; font-weight: 600; letter-spacing: 0.02em;
  border-radius: 4px; cursor: pointer; text-decoration: none;
  transition: all 0.25s ease; border: 1px solid transparent;
}
.ld-btn-gold  { background: var(--gold); color: var(--navy); }
.ld-btn-gold:hover  { background: var(--gold-soft); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(200,150,90,0.25); }
.ld-btn-ghost { background: transparent; color: rgba(255,255,255,0.75); border-color: rgba(255,255,255,0.22); }
.ld-btn-ghost:hover { color: #fff; border-color: rgba(255,255,255,0.5); }
.ld-btn-line  { background: transparent; color: var(--navy); border-color: var(--rule); }
.ld-btn-line:hover { border-color: var(--navy); }
.ld-btn-teal  { background: var(--teal); color: #fff; }
.ld-btn-teal:hover  { background: var(--teal-light); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(26,107,90,0.30); }
.ld-btn-aws   { background: var(--aws); color: var(--navy); }
.ld-btn-aws:hover   { background: var(--aws-deep); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(255,153,0,0.30); }
.ld-btn-navy  { background: var(--navy); color: #fff; border-color: var(--navy); }
.ld-btn-navy:hover  { background: var(--navy-deep); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(12,30,53,0.30); }
.ld-btn::after { content: '→'; font-size: 1em; transition: transform 0.2s; }
.ld-btn:hover::after { transform: translateX(3px); }

/* ── Doc link / tertiary ────────────────────────────── */
.ld-doclink {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 600; padding-top: 0.9rem; border-top: 1px solid var(--rule);
  color: var(--gold); text-decoration: none; transition: color 0.2s;
}
.ld-doclink::after { content: '↗'; }
.ld-doclink:hover { color: var(--teal); }

/* ── Reveal animation ───────────────────────────────── */
.ld-reveal { opacity: 0; transform: translateY(22px); transition: all 0.8s cubic-bezier(0.16,1,0.3,1); }
.ld-reveal.ld-visible { opacity: 1; transform: translateY(0); }

/* Design-preview override: when loaded inside an iframe (review canvas / preview pane),
   skip the reveal animation entirely so reviewers see the full layout immediately.
   The IntersectionObserver in narrow preview iframes often fails to fire for sections below the fold. */
html.ld-in-iframe .ld-reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
.ld-d1 { transition-delay: 0.1s; }
.ld-d2 { transition-delay: 0.2s; }
.ld-d3 { transition-delay: 0.3s; }
.ld-d4 { transition-delay: 0.4s; }

/* ── Header / nav ───────────────────────────────────── */
.ld-topbar {
  background: var(--navy-deep); color: var(--cream);
  padding: 0.75rem 3rem; display: flex; justify-content: space-between;
  align-items: center; font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase;
  border-bottom: 1px solid rgba(200,150,90,0.25);
}
.ld-topbar .ld-tb-meta { color: rgba(248,245,240,0.55); }
.ld-topbar .ld-tb-link { color: var(--gold); text-decoration: none; }

.ld-nav {
  background: rgba(248,245,240,0.94); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule); padding: 1rem 3rem;
  position: sticky; top: 0; z-index: 50;
}
.ld-nav-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.ld-nav-brand {
  display: inline-flex; flex-direction: column; gap: 0.4rem;
  text-decoration: none; color: var(--navy); align-items: flex-start;
  line-height: 1;
}
.ld-nav-brand-logo {
  display: block; height: 32px; width: auto;
}
.ld-nav-tagline {
  display: block; font-family: 'DM Mono', monospace;
  font-size: 0.56rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--gold); line-height: 1; white-space: nowrap;
  padding-left: 2.6rem; /* align under wordmark, past the flame */
  font-weight: 500;
}
.ld-nav-tagline em { color: inherit; font-style: normal; font-weight: inherit; }
.ld-nav-links { display: flex; gap: 2rem; align-items: center; }
.ld-nav-links a {
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mid); text-decoration: none; padding: 0.4rem 0;
  border-bottom: 1px solid transparent; transition: all 0.2s;
  font-weight: 500;
}
.ld-nav-links a:hover, .ld-nav-links a.ld-active { color: var(--navy); border-bottom-color: var(--gold); }

/* ── Dropdown (Agentic AI) ──────────────────────────── */
.ld-nav-item { position: relative; }
.ld-nav-item.has-dropdown > a { display: inline-flex; align-items: center; gap: 0.4rem; }
.ld-nav-item.has-dropdown > a::after {
  content: ''; width: 0; height: 0;
  border-left: 3px solid transparent; border-right: 3px solid transparent;
  border-top: 3px solid currentColor; opacity: 0.55;
  transition: transform 0.2s;
}
.ld-nav-item.has-dropdown:hover > a::after,
.ld-nav-item.has-dropdown.is-open > a::after { transform: rotate(180deg); opacity: 1; }
.ld-nav-dropdown {
  position: absolute; top: calc(100% + 0.65rem); left: 50%; transform: translateX(-50%) translateY(-6px);
  min-width: 240px; background: #fff; border: 1px solid var(--rule);
  box-shadow: 0 12px 32px rgba(11,26,46,0.12), 0 2px 6px rgba(11,26,46,0.06);
  padding: 0.45rem; opacity: 0; visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 60;
}
.ld-nav-dropdown::before {
  content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 10px; height: 10px; background: #fff; border-left: 1px solid var(--rule); border-top: 1px solid var(--rule);
}
.ld-nav-item.has-dropdown:hover .ld-nav-dropdown,
.ld-nav-item.has-dropdown.is-open .ld-nav-dropdown {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
/* Bridge the gap so hover doesn't drop (desktop only — would swallow taps inside the mobile drawer) */
@media (min-width: 769px) {
  .ld-nav-item.has-dropdown::after {
    content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 0.65rem;
  }
}
.ld-nav-dropdown a {
  display: block; padding: 0.7rem 0.9rem; border: none;
  font-size: 0.78rem; letter-spacing: 0.04em; text-transform: none;
  color: var(--navy); font-weight: 500; line-height: 1.35;
}
.ld-nav-dropdown a .sub {
  display: block; font-family: 'DM Mono', monospace; font-size: 0.6rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-soft);
  font-weight: 400; margin-top: 0.2rem;
}
.ld-nav-dropdown a:hover { background: var(--cream); border-bottom-color: transparent; color: var(--navy); }
.ld-nav-dropdown a:hover .sub { color: var(--gold); }

/* ── Hamburger ──────────────────────────────────────── */
.ld-nav-burger {
  display: none; background: transparent; border: 0; padding: 0.5rem;
  cursor: pointer; width: 44px; height: 44px;
  align-items: center; justify-content: center;
}
.ld-nav-burger span {
  display: block; width: 22px; height: 1.5px; background: var(--navy);
  position: relative; transition: transform 0.25s, opacity 0.2s;
}
.ld-nav-burger span::before, .ld-nav-burger span::after {
  content: ''; position: absolute; left: 0; width: 22px; height: 1.5px;
  background: var(--navy); transition: transform 0.25s, top 0.2s;
}
.ld-nav-burger span::before { top: -7px; }
.ld-nav-burger span::after  { top:  7px; }
.ld-nav-burger.is-open span { background: transparent; }
.ld-nav-burger.is-open span::before { top: 0; transform: rotate(45deg); }
.ld-nav-burger.is-open span::after  { top: 0; transform: rotate(-45deg); }

/* ── Footer ─────────────────────────────────────────── */
.ld-footer {
  background: var(--navy-deep); color: rgba(248,245,240,0.7);
  padding: 4rem 3rem 2rem;
}
.ld-footer-inner { max-width: 1280px; margin: 0 auto; }
.ld-footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(200,150,90,0.18); }
.ld-footer h6 {
  font-size: 0.65rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 1.1rem; font-weight: 600;
}
.ld-footer ul { list-style: none; padding: 0; margin: 0; }
.ld-footer ul li { padding: 0.35rem 0; }
.ld-footer ul a { color: rgba(248,245,240,0.7); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.ld-footer ul a:hover { color: var(--gold); }
.ld-footer-brand .ld-display { font-size: 1.5rem; color: var(--cream); font-weight: 500; margin-bottom: 0.6rem; }
.ld-footer-brand-logo { display: block; height: 36px; width: auto; margin-bottom: 1rem; }
.ld-footer-brand p { font-size: 0.85rem; line-height: 1.7; max-width: 32ch; }
/* ── Search icon in nav ─────────────────────────── */
.ld-nav-search {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; color: var(--text-mid);
  text-decoration: none; transition: color 0.2s;
  flex-shrink: 0;
}
.ld-nav-search:hover { color: var(--navy); }
.ld-nav-search svg { display: block; }

/* ── Footer search ──────────────────────────────── */
.ld-footer-search {
  display: flex; gap: 0; margin-top: 0.75rem;
}
.ld-footer-search input {
  flex: 1; background: rgba(248,245,240,0.08); border: 1px solid rgba(248,245,240,0.15);
  border-right: 0; padding: 0.55rem 0.85rem; color: var(--cream);
  font-family: 'DM Mono', monospace; font-size: 0.65rem; letter-spacing: 0.1em;
  outline: none; transition: border-color 0.2s;
}
.ld-footer-search input::placeholder { color: rgba(248,245,240,0.35); font-style: italic; font-family: 'Cormorant Garamond', serif; font-size: 0.8rem; letter-spacing: 0; }
.ld-footer-search input:focus { border-color: rgba(200,150,90,0.5); }
.ld-footer-search button {
  background: rgba(200,150,90,0.15); border: 1px solid rgba(248,245,240,0.15);
  color: var(--gold); padding: 0.55rem 0.8rem; cursor: pointer; transition: background 0.2s;
  display: flex; align-items: center;
}
.ld-footer-search button:hover { background: rgba(200,150,90,0.25); }

/* ── Footer LinkedIn icon ───────────────────────── */
.ld-footer-li {
  display: inline-flex; align-items: center; gap: 0.45rem;
  color: rgba(248,245,240,0.7); text-decoration: none; font-size: 0.85rem;
  transition: color 0.2s; margin-top: 0.75rem;
}
.ld-footer-li:hover { color: var(--gold); }

.ld-footer-bottom { display: flex; justify-content: space-between; padding-top: 1.5rem; font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(248,245,240,0.4); }

/* ── Insights river (used on every practice page) ───── */
.ld-insights {
  background: var(--cream); padding: 6rem 4rem;
}
.ld-insights-head { display: flex; align-items: end; justify-content: space-between; margin-bottom: 3rem; gap: 2rem; flex-wrap: wrap; }
.ld-insights-head h2 { max-width: 560px; }
.ld-insights-meta { font-family: 'DM Mono', monospace; font-size: 0.72rem; color: var(--text-soft); letter-spacing: 0.05em; }
.ld-insights-meta strong { color: var(--gold); font-weight: 500; }
.ld-river {
  display: grid; gap: 1px; background: var(--rule);
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
}
.ld-insight {
  display: grid; grid-template-columns: 130px 1fr auto; gap: 2rem;
  padding: 1.5rem 1.75rem; background: var(--warm-white);
  text-decoration: none; color: var(--navy); transition: background 0.2s;
  align-items: start;
}
.ld-insight:hover { background: #fff; }
.ld-insight-date { font-family: 'DM Mono', monospace; font-size: 0.7rem; letter-spacing: 0.08em; color: var(--text-soft); padding-top: 0.45rem; }
.ld-insight-title { font-family: 'Cormorant Garamond', serif; font-size: 1.15rem; line-height: 1.3; font-weight: 600; color: var(--navy); margin-bottom: 0.35rem; }
.ld-insight-abstract { font-size: 0.86rem; line-height: 1.65; color: var(--text-mid); font-weight: 300; max-width: 70ch; }
.ld-insight-tags { display: flex; gap: 0.4rem; align-items: center; flex-wrap: wrap; padding-top: 0.5rem; }
.ld-insight-tag { font-family: 'DM Mono', monospace; font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.2rem 0.5rem; background: var(--cream); color: var(--text-mid); border: 1px solid var(--rule); }
.ld-insight-tag.ld-tag-peer { color: var(--teal); border-color: rgba(26,107,90,0.3); background: rgba(26,107,90,0.06); }
.ld-insight-arrow { font-size: 1rem; color: var(--gold); padding-top: 0.4rem; transition: transform 0.2s; }
.ld-insight:hover .ld-insight-arrow { transform: translateX(4px); }

/* ── Practice accent helpers (per page) ─────────────── */
.ld-accent-gold  { --accent: var(--gold);  --accent-soft: rgba(200,150,90,0.1); }
.ld-accent-teal  { --accent: var(--teal);  --accent-soft: rgba(26,107,90,0.1); }
.ld-accent-aws   { --accent: var(--aws);   --accent-soft: rgba(255,153,0,0.1); }
.ld-accent-navy  { --accent: var(--navy);  --accent-soft: rgba(12,30,53,0.06); }

/* ══════════════════════════════════════════════════
   RESPONSIVE  ·  desktop (>1024) → tablet (768-1024) → mobile (<768)
   ══════════════════════════════════════════════════ */

/* Tablet — tighten spacing, slightly compress nav */
@media (max-width: 1024px) {
  .ld-section, .ld-section-lg { padding: 5rem 2rem; }
  .ld-insights { padding: 5rem 2rem; }
  .ld-nav { padding: 0.85rem 2rem; }
  .ld-nav-links { gap: 1.4rem; }
  .ld-nav-links a { font-size: 0.68rem; letter-spacing: 0.14em; }
  .ld-topbar { padding: 0.7rem 2rem; }
  .ld-footer { padding: 3rem 2rem 1.5rem; }
  .ld-footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 2rem; }
}

/* Mobile / small tablet — hamburger, stack everything.
   1024px breakpoint because the full desktop nav (7 items + tagline + search + brand)
   doesn't fit comfortably below ~1100px. */
@media (max-width: 1024px) {
  .ld-section, .ld-section-lg { padding: 3.5rem 1.25rem; }
  .ld-insights { padding: 3.5rem 1.25rem; }
  .ld-topbar { padding: 0.6rem 1.25rem; font-size: 0.6rem; flex-direction: column; gap: 0.35rem; align-items: flex-start; text-align: left; letter-spacing: 0.14em; }
  .ld-topbar .ld-tb-meta { font-size: 0.58rem; }

  /* Kill any backdrop-filter / sticky stacking-context traps so the fixed drawer escapes */
  .ld-nav { padding: 0.75rem 1.25rem; backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--cream); }
  .ld-nav-inner { gap: 1rem; }
  .ld-nav-tagline { display: none; }
  .ld-nav-brand-logo { height: 28px; }

  .ld-nav-burger { display: inline-flex; }

  /* Drawer — kept simple. JS portals it to <body> on init so position:fixed is reliable. */
  .ld-nav-links {
    display: none;
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(86vw, 360px);
    height: 100vh; height: 100dvh;
    background: var(--cream);
    padding: 4.5rem 1.5rem 2rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    box-shadow: -16px 0 40px rgba(11,26,46,0.22);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    z-index: 9999;
  }
  .ld-nav-links.is-open { display: flex; }
  .ld-nav-links a {
    font-size: 0.95rem; letter-spacing: 0.04em; text-transform: none;
    padding: 1rem 0.25rem; border-bottom: 1px solid var(--rule);
    color: var(--navy); font-weight: 500;
    display: flex; align-items: center; justify-content: space-between;
  }
  .ld-nav-links a:hover, .ld-nav-links a.ld-active { border-bottom-color: var(--gold); }

  /* Dropdown → inline accordion */
  .ld-nav-item.has-dropdown > a::after { margin-left: auto; }
  .ld-nav-item.has-dropdown:hover .ld-nav-dropdown {
    opacity: 1; visibility: visible; transform: none; display: none;
  }
  .ld-nav-dropdown {
    position: static; transform: none; box-shadow: none; border: 0;
    background: transparent; padding: 0 0 0.5rem 0.75rem; min-width: 0;
    opacity: 1; visibility: visible; display: none;
    transition: none;
  }
  .ld-nav-dropdown::before { display: none; }
  .ld-nav-item.has-dropdown.is-open .ld-nav-dropdown { display: block !important; }
  .ld-nav-dropdown a {
    padding: 0.7rem 0.25rem; font-size: 0.85rem;
    border-bottom: 1px dashed var(--rule);
  }

  /* Backdrop */
  .ld-nav-backdrop {
    display: none;
    position: fixed; inset: 0;
    background: rgba(11,26,46,0.55);
    z-index: 9998;
  }
  .ld-nav-backdrop.is-open { display: block; }

  .ld-footer { padding: 2.5rem 1.25rem 1.25rem; }
  .ld-footer-grid { grid-template-columns: 1fr; gap: 2rem; padding-bottom: 2rem; }
  .ld-footer-bottom { flex-direction: column; gap: 0.5rem; align-items: flex-start; font-size: 0.6rem; }
  .ld-insight { grid-template-columns: 1fr; gap: 0.5rem; padding: 1.25rem 1rem; }
  .ld-insight-arrow { display: none; }
}