/* ============================================================
   GENIUS SIGNS — DESIGN SYSTEM (v2026.04)
   Shared tokens, typography, navbar, footer, utilities.
   Included on every page except homepage (which is self-contained).
   ============================================================ */

:root{
  --teal:#0097A7;
  --teal-dark:#007583;
  --teal-light:#E5F5F7;
  --teal-subtle:#F4FAFB;
  /* Teal glow channels for shadows / focus rings / gradients.
     Kept as a raw RGB triple so existing rgba() calls can opt-in
     without changing their alpha values. */
  --teal-rgb:0,151,167;
  --navy:#0F1C2E;
  --navy-2:#182941;
  --navy-soft:#1D3353;

  --ink:#0F1C2E;
  --body:#3A4657;
  --muted:#6B7689;
  --line:#E6EAF0;
  --line-soft:#EEF1F5;

  --bg:#FFFFFF;
  --bg-soft:#F8FAFC;
  --bg-warm:#FBFBFA;

  --shadow-sm:0 1px 2px rgba(15,28,46,.05), 0 1px 3px rgba(15,28,46,.06);
  --shadow-md:0 4px 12px rgba(15,28,46,.06), 0 2px 4px rgba(15,28,46,.04);
  --shadow-lg:0 20px 40px -12px rgba(15,28,46,.14), 0 8px 16px -8px rgba(15,28,46,.08);
  --shadow-xl:0 32px 64px -20px rgba(15,28,46,.22), 0 12px 24px -12px rgba(15,28,46,.10);

  --radius-sm:8px;
  --radius:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --radius-pill:100px;

  --container:1200px;
  --pad:clamp(1.25rem, 3vw, 2rem);
  --section:clamp(4rem, 8vw, 7rem);

  --font:'DM Sans','Inter',system-ui,-apple-system,sans-serif;

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ============================================================
   RESET + BASE
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  font-size:1rem;line-height:1.65;
  color:var(--body);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
h1,h2,h3,h4,h5{font-family:var(--font);color:var(--ink);line-height:1.15;letter-spacing:-0.02em;font-weight:700}
h1{font-size:clamp(2.5rem,5.4vw,4.25rem);letter-spacing:-0.035em}
h2{font-size:clamp(2rem,3.8vw,3rem);letter-spacing:-0.03em}
h3{font-size:clamp(1.25rem,2vw,1.5rem)}
h4{font-size:1.125rem}
p{max-width:68ch}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--pad)}
.section{padding:var(--section) 0}
.section--soft{background:var(--bg-soft)}
.section--dark{background:var(--navy);color:rgba(255,255,255,.85)}
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.875rem 1.5rem;
  font-weight:600;font-size:.95rem;letter-spacing:-.005em;
  border-radius:var(--radius-pill);
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .2s var(--ease), color .2s var(--ease);
  white-space:nowrap;cursor:pointer;
}
.btn--primary{background:var(--teal);color:#fff;box-shadow:0 4px 14px -2px rgba(var(--teal-rgb),.35)}
.btn--primary:hover{background:var(--teal-dark);transform:translateY(-1px);box-shadow:0 8px 22px -4px rgba(var(--teal-rgb),.45)}
.btn--primary:active{background:var(--teal-dark);transform:translateY(0);box-shadow:0 2px 8px -2px rgba(var(--teal-rgb),.35)}
.btn--ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-1px)}
.btn--ghost:active{transform:translateY(0);background:var(--bg-soft)}
.btn--dark{background:var(--navy);color:#fff}
.btn--dark:hover{background:var(--navy-2);transform:translateY(-1px)}
.btn--dark:active{transform:translateY(0);background:var(--navy-soft)}
.btn--outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn--outline-light:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(-1px)}
.btn--outline-light:active{transform:translateY(0);background:rgba(255,255,255,.06)}
.btn--lg{padding:1.05rem 1.875rem;font-size:1rem}
.btn--sm{padding:.6rem 1.125rem;font-size:.875rem}
/* Shared disabled state — applies to any .btn variant. */
.btn:disabled,.btn[aria-disabled="true"]{
  opacity:.55;cursor:not-allowed;pointer-events:none;
  transform:none;box-shadow:none;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(18px);
  -webkit-backdrop-filter:saturate(180%) blur(18px);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
}
.nav.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:var(--shadow-sm);
}
.nav__inner{
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
  height:76px;
}
.nav__brand{display:inline-flex;align-items:center}
.nav__brand img{height:40px;width:auto;max-width:200px;object-fit:contain}
.nav__links{display:flex;align-items:center;gap:2rem;list-style:none}
.nav__links a{
  font-size:.95rem;font-weight:500;color:var(--ink);
  position:relative;padding:.25rem 0;
  transition:color .2s var(--ease);
}
.nav__links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--teal);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease);
}
.nav__links a:hover{color:var(--teal)}
.nav__links a:hover::after{transform:scaleX(1)}
.nav__links a:active{color:var(--teal-dark)}
.nav__links a.is-current{color:var(--teal)}
.nav__links a.is-current::after{transform:scaleX(1)}
.nav__cta{display:flex;align-items:center;gap:1rem}
.nav__phone{font-size:.95rem;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:.4rem}
.nav__phone:hover{color:var(--teal)}
.nav__phone svg{width:16px;height:16px;color:var(--teal)}
.nav__toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  align-items:center;justify-content:center;color:var(--ink);
}
.nav__toggle:hover{background:var(--bg-soft)}
.nav__toggle svg{width:22px;height:22px}

/* Mobile menu */
.mobile-menu{
  position:fixed;inset:0;z-index:80;
  background:#fff;padding:1.5rem;
  transform:translateX(100%);
  transition:transform .3s var(--ease);
  display:flex;flex-direction:column;
}
.mobile-menu.is-open{transform:translateX(0)}
.mobile-menu__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:1.5rem;border-bottom:1px solid var(--line)}
.mobile-menu__head img{height:36px;width:auto;max-width:180px;object-fit:contain}
.mobile-menu__close{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center}
.mobile-menu__close:hover{background:var(--bg-soft)}
.mobile-menu__links{list-style:none;padding:1.75rem 0;flex:1}
.mobile-menu__links li + li{margin-top:.25rem}
.mobile-menu__links a{
  display:block;padding:.9rem 0;font-size:1.375rem;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line-soft);
}
.mobile-menu__footer{display:flex;flex-direction:column;gap:.75rem;padding-top:1rem}

/* ============================================================
   SECTION HEAD / EYEBROW
   ============================================================ */
.section-head{text-align:center;max-width:48rem;margin:0 auto clamp(2.5rem,4vw,4rem)}
.eyebrow{
  display:inline-flex;align-items:center;gap:.65rem;
  margin-bottom:1rem;
  font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--teal-dark);
}
.eyebrow::before{content:"";display:inline-block;width:22px;height:2px;background:var(--teal);border-radius:2px}
.section-head p{margin:1rem auto 0;color:var(--muted);font-size:1.0625rem;max-width:40rem}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero{
  position:relative;
  padding:clamp(3rem,5vw,5rem) 0 clamp(2.5rem,4vw,3.5rem);
  overflow:hidden;background:#fff;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(55% 45% at 92% 18%, rgba(var(--teal-rgb),.10), transparent 60%),
    radial-gradient(45% 45% at 5% 88%, rgba(var(--teal-rgb),.06), transparent 65%);
}
.page-hero__inner{position:relative;z-index:1;max-width:56rem}
.page-hero__eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.4rem .85rem;margin-bottom:1.25rem;
  background:var(--teal-light);color:var(--teal-dark);border-radius:999px;
  font-size:.8rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
}
.page-hero__eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 3px rgba(var(--teal-rgb),.2)}
.page-hero h1{color:var(--ink)}
.page-hero h1 .accent{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-dark) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero__sub{margin-top:1.25rem;max-width:42rem;font-size:clamp(1.0625rem,1.3vw,1.175rem);color:var(--body);line-height:1.6}
.page-hero__actions{display:flex;gap:.875rem;flex-wrap:wrap;margin-top:1.75rem}

/* Area / page hero banner image (used on /areas/, /industries/ sub-pages) */
.area-hero-banner{position:relative;overflow:hidden;aspect-ratio:24/7;max-height:420px;background:#0F1C2E}
.area-hero-banner img{width:100%;height:100%;object-fit:cover;display:block}
.area-hero-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,28,46,.18) 0%,rgba(15,28,46,0) 45%,rgba(15,28,46,.40) 100%);pointer-events:none}
@media (max-width:640px){.area-hero-banner{aspect-ratio:16/9;max-height:280px}}

/* Breadcrumbs */
.crumbs{
  display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;
  font-size:.825rem;color:var(--muted);margin-bottom:1rem;
}
.crumbs a{color:var(--muted);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--teal)}
.crumbs .sep{color:var(--line)}
.crumbs [aria-current="page"]{color:var(--ink);font-weight:600}

/* ============================================================
   CARDS / GRIDS
   ============================================================ */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;box-shadow:var(--shadow-sm);
  transition:box-shadow .3s var(--ease), transform .3s var(--ease), border-color .3s var(--ease);
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--line-soft)}
.card__icon{
  width:44px;height:44px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--teal-light);color:var(--teal-dark);
  margin-bottom:1rem;
}
.card__icon svg{width:22px;height:22px}
.card h3{margin-bottom:.5rem}
.card p{color:var(--muted);font-size:.95rem;line-height:1.6}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem}

/* Prose blocks */
.prose h2{margin:2.5rem 0 1rem;color:var(--ink)}
.prose h3{margin:2rem 0 .75rem;color:var(--ink)}
.prose p{margin-bottom:1rem;color:var(--body);line-height:1.7;max-width:68ch}
.prose ul,.prose ol{margin:1rem 0 1rem 1.5rem;color:var(--body)}
.prose li{margin-bottom:.5rem;line-height:1.7}
.prose a{color:var(--teal-dark);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.prose a:hover{color:var(--teal)}
.prose blockquote{
  border-left:3px solid var(--teal);padding:.25rem 0 .25rem 1.25rem;margin:1.5rem 0;
  color:var(--ink);font-style:italic;
}

/* Info row (icon + text list) */
.info-list{list-style:none;display:flex;flex-direction:column;gap:.85rem}
.info-list li{display:flex;align-items:flex-start;gap:.75rem;color:var(--ink);font-size:.9625rem;line-height:1.55}
.info-list svg{width:20px;height:20px;color:var(--teal);flex-shrink:0;margin-top:2px}

/* ============================================================
   CTA CARD (dark navy floating card)
   ============================================================ */
.cta-card{
  position:relative;
  background:var(--navy);color:rgba(255,255,255,.85);
  border-radius:var(--radius-xl);
  padding:clamp(2.5rem,5vw,4rem) clamp(2rem,5vw,4rem);
  text-align:center;overflow:hidden;
  box-shadow:var(--shadow-xl);
}
.cta-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(50% 50% at 15% 20%, rgba(var(--teal-rgb),.2), transparent 60%),
    radial-gradient(45% 45% at 85% 85%, rgba(var(--teal-rgb),.15), transparent 65%);
}
.cta-card > *{position:relative;z-index:1}
.cta-card h2{color:#fff;max-width:42rem;margin:0 auto .875rem}
.cta-card p{color:rgba(255,255,255,.75);max-width:38rem;margin:0 auto 2rem}
.cta-card__actions{display:flex;gap:.875rem;justify-content:center;flex-wrap:wrap}

/* ============================================================
   FAQ ACCORDION
   ============================================================ */
.faq-list{max-width:48rem;margin:0 auto;display:flex;flex-direction:column;gap:.75rem}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
  transition:border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.faq-item[open]{border-color:var(--teal);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:1.25rem 1.375rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  font-weight:600;color:var(--ink);font-size:1rem;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  position:relative;width:22px;height:22px;flex-shrink:0;
  border-radius:50%;background:var(--teal-light);color:var(--teal-dark);
  transition:background .25s var(--ease), color .25s var(--ease), transform .3s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:currentColor;border-radius:1px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px;transition:transform .3s var(--ease)}
.faq-item[open] .faq-icon{background:var(--teal);color:#fff;transform:rotate(90deg)}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-body{padding:0 1.375rem 1.25rem;color:var(--muted);font-size:.9625rem;line-height:1.65}

/* ============================================================
   FORM (contact / quote)
   ============================================================ */
.form{display:flex;flex-direction:column;gap:1rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form label{display:flex;flex-direction:column;gap:.4rem;font-size:.8625rem;font-weight:600;color:var(--ink);letter-spacing:.01em}
.form input,.form select,.form textarea{
  font:inherit;width:100%;
  padding:.85rem 1rem;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--ink);
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.form input:hover,.form select:hover,.form textarea:hover{border-color:var(--muted)}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(var(--teal-rgb),.15);
}
.form input:disabled,.form select:disabled,.form textarea:disabled{
  background:var(--bg-soft);color:var(--muted);cursor:not-allowed;opacity:.75;
}
.form textarea{min-height:130px;resize:vertical;line-height:1.55}
.form-note{font-size:.8125rem;color:var(--muted)}

/* ============================================================
   FOOTER — dark navy, 4-col
   ============================================================ */
.footer{
  background:var(--navy);color:rgba(255,255,255,.75);
  padding:clamp(3.5rem,6vw,5rem) 0 2rem;
}
.footer__grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:clamp(2rem,4vw,3rem);
  padding-bottom:3rem;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer__brand img{height:auto;width:auto;max-height:44px;max-width:180px;object-fit:contain;flex-shrink:0;display:block;margin-bottom:1.25rem}
.footer__brand p{font-size:.9375rem;line-height:1.6;margin-bottom:1.5rem;max-width:28rem}
.footer__social{display:flex;gap:.625rem}
.footer__social a{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.06);color:rgba(255,255,255,.9);
  transition:background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.footer__social a:hover{background:var(--teal);color:#fff;transform:translateY(-2px)}
.footer__social svg{width:18px;height:18px}
.footer h4{color:#fff;font-size:1rem;margin-bottom:1.125rem;font-weight:700;letter-spacing:-.01em}
.footer__list{list-style:none;display:flex;flex-direction:column;gap:.625rem}
.footer__list a{font-size:.9375rem;color:rgba(255,255,255,.7);transition:color .2s var(--ease)}
.footer__list a:hover{color:var(--teal)}
.footer__contact p{font-size:.9375rem;margin-bottom:.5rem;line-height:1.5}
.footer__contact a{color:rgba(255,255,255,.85);transition:color .2s var(--ease)}
.footer__contact a:hover{color:var(--teal)}
.footer__bar{
  padding-top:1.75rem;
  display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;
  font-size:.825rem;color:rgba(255,255,255,.55);
}
.footer__bar a{color:rgba(255,255,255,.7);margin-left:1rem}
.footer__bar a:hover{color:var(--teal)}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease), transform .7s var(--ease)}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}
[data-reveal-stagger] > *{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease), transform .7s var(--ease)}
[data-reveal-stagger].is-visible > *{opacity:1;transform:translateY(0)}
[data-reveal-stagger].is-visible > *:nth-child(1){transition-delay:0s}
[data-reveal-stagger].is-visible > *:nth-child(2){transition-delay:.08s}
[data-reveal-stagger].is-visible > *:nth-child(3){transition-delay:.16s}
[data-reveal-stagger].is-visible > *:nth-child(4){transition-delay:.24s}
[data-reveal-stagger].is-visible > *:nth-child(5){transition-delay:.32s}
[data-reveal-stagger].is-visible > *:nth-child(6){transition-delay:.40s}
[data-reveal-stagger].is-visible > *:nth-child(7){transition-delay:.48s}
[data-reveal-stagger].is-visible > *:nth-child(8){transition-delay:.56s}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  [data-reveal],[data-reveal-stagger] > *{opacity:1;transform:none}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px){
  .nav__links{display:none}
  .nav__toggle{display:inline-flex}
  .nav__phone.hide-mobile{display:none}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr;gap:2.5rem}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 768px){
  .form-row{grid-template-columns:1fr}
}
@media (max-width: 640px){
  :root{--pad:1.25rem}
  h1{font-size:2.35rem}
  h2{font-size:1.875rem}
  .nav__inner{height:64px}
  .nav__brand img{height:34px}
  .nav__cta .btn--sm{padding:.55rem 1rem;font-size:.85rem}
  .grid-3{grid-template-columns:1fr;gap:1rem}
  .grid-4{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .footer__bar{flex-direction:column;align-items:flex-start;gap:.5rem}
  .footer__bar span:last-child a:first-child{margin-left:0}
  .cta-card{padding:2.5rem 1.5rem}
}

/* ============================================================
   FORM STATUS (lead forms) + STICKY MOBILE CALL BUTTON
   ============================================================ */
.form-status{
  margin-top:1rem;padding:.875rem 1.125rem;border-radius:10px;
  font-size:.9375rem;line-height:1.45;font-weight:500;
}
.form-status.is-pending{background:var(--teal-light);color:var(--teal-dark)}
.form-status.is-success{background:#E6F4EA;color:#0F5132;border:1px solid #BCE3C7}
.form-status.is-error{background:#FDE8E8;color:#842029;border:1px solid #F5C2C7}

/* ============================================================
   PLACEHOLDER — reusable "image coming soon" slot
   Aspect-ratio driven via --placeholder-ratio (default 16/10).
   Uses existing tokens only (no new CSS vars introduced).
   .placeholder--silent hides the label (for hub grids).
   ============================================================ */
.placeholder{
  --placeholder-ratio:16/10;
  aspect-ratio:var(--placeholder-ratio);
  width:100%;
  display:flex;align-items:center;justify-content:center;
  padding:1.25rem;
  text-align:center;
  border:2px dashed color-mix(in srgb, var(--ink) 18%, transparent);
  border-radius:var(--radius);
  background:
    repeating-linear-gradient(135deg,
      color-mix(in srgb, var(--ink) 3%, transparent) 0 10px,
      transparent 10px 20px),
    color-mix(in srgb, var(--ink) 4%, transparent);
  color:var(--muted);
  overflow:hidden;
}
.placeholder > span{
  font-family:var(--font);
  font-size:.875rem;
  font-weight:500;
  line-height:1.45;
  letter-spacing:.005em;
  max-width:32ch;
}
.placeholder--silent > span{display:none}

/* Sticky call button — mobile only, appears after a bit of scroll */
.sticky-call{
  position:fixed;right:16px;bottom:16px;z-index:90;
  display:none;align-items:center;gap:.5rem;
  padding:.875rem 1.125rem;border-radius:999px;
  background:var(--teal);color:#fff;font-weight:700;font-size:.9375rem;
  box-shadow:0 10px 28px rgba(var(--teal-rgb),.32),0 2px 8px rgba(15,28,46,.18);
  text-decoration:none;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.sticky-call:hover,.sticky-call:focus-visible{transform:translateY(-2px);color:#fff}
.sticky-call svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
@media (max-width: 900px){
  .sticky-call{display:inline-flex}
}
@media print{.sticky-call{display:none!important}}

/* ============================================================
   A11Y UTILITIES — skip link, visually hidden
   ============================================================ */
.sr-only{
  position:absolute!important;
  width:1px!important;height:1px!important;
  padding:0!important;margin:-1px!important;
  overflow:hidden!important;clip:rect(0,0,0,0)!important;
  white-space:nowrap!important;border:0!important;
}
.skip-link{
  position:absolute;top:-40px;left:.75rem;z-index:200;
  padding:.65rem 1rem;
  background:var(--teal);color:#fff;
  font-weight:700;font-size:.9rem;text-decoration:none;
  border-radius:var(--radius-sm);box-shadow:var(--shadow-md);
  transition:top .15s var(--ease);
}
.skip-link:focus{top:.75rem;color:#fff;outline:2px solid #fff;outline-offset:2px}

/* ============================================================
   A11Y — FOCUS VISIBLE (WCAG 2.4.7)
   Global keyboard focus indicator for interactive elements.
   Uses :focus-visible so mouse clicks don't show rings, but
   keyboard users get a clear 3px teal outline on everything.
   ============================================================ */
:focus:not(:focus-visible){outline:none}
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible,
.area-tag:focus-visible,
.btn:focus-visible,
.card:focus-visible{
  outline:3px solid var(--teal);
  outline-offset:3px;
  border-radius:var(--radius-sm);
}
/* Dark surfaces (navy hero, footer, CTA cards) — use white ring for contrast */
.footer a:focus-visible,
.stats-bar a:focus-visible,
.trust-strip a:focus-visible,
.cta-card a:focus-visible,
.btn--outline-light:focus-visible,
.mobile-menu a:focus-visible,
.mobile-menu button:focus-visible,
.sticky-call:focus-visible{
  outline-color:#fff;
  box-shadow:0 0 0 5px rgba(var(--teal-rgb),.45);
}
/* Decorative SVG icons inside interactive elements should not be
   announced by screen readers or focusable. CSS can't add aria-hidden,
   but it can make them non-focusable and hide from hit testing. */
a svg,button svg,.btn svg,.nav svg,.sticky-call svg,.footer__social svg,.trust-strip__item svg{
  pointer-events:none;
}

/* Blog post published/updated meta */
.post-meta{
  color:var(--muted);font-size:.875rem;font-weight:500;
  margin-top:.75rem;letter-spacing:.01em;
}
.post-meta time{color:inherit}