@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800;900&display=swap");

/* BlueAid Innovations — Global Theme (v1)
   Brand: Navy (#0b2545), White, soft blues. Font: Montserrat.
*/

:root{
  --navy:#0b2545;
  --navy-2:#071a33;
  --sky:#5ee7ff;
  --ink:#0b1220;
  --muted:#5b677a;
  --bg:#f5f7fb;
  --card:#ffffff;
  --border:rgba(11,37,69,.12);
  --shadow: 0 14px 40px rgba(11,18,32,.12);
  --shadow-soft: 0 10px 26px rgba(11,18,32,.10);
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1180px;

  --h1: clamp(2.1rem, 3.2vw, 3.25rem);
  --h2: clamp(1.55rem, 2.2vw, 2.1rem);
  --h3: 1.15rem;
  --body: 1.05rem;
  --lead: 1.18rem;

  --section-pad: clamp(3.5rem, 6vw, 6rem);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: "Montserrat", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #f7f9fe 0%, #f3f6fb 40%, #f7f9fe 100%);
  line-height: 1.65;
}

a{color:inherit; text-decoration:none}
a:hover{opacity:.92}

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

.container{
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline:auto;
}

.skip-link{
  position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left:1rem; top:1rem; width:auto; height:auto;
  background: #fff; border: 2px solid var(--navy);
  padding:.6rem .8rem; border-radius: .6rem; z-index:9999;
}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 1.25rem;
  padding: .95rem 0;
}
.brand{
  display:flex; align-items:center; gap:.85rem;
  min-width: 240px;
}
.brand-mark{
  width:44px; height:44px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 10px 20px rgba(11,18,32,.10);
  display:grid; place-items:center;
  border: 1px solid rgba(11,37,69,.10);
}
.brand-title{
  font-weight: 800;
  letter-spacing: .2px;
  color: rgba(255,255,255,.96);
}
.brand-sub{
  display:block;
  font-size:.85rem;
  color: rgba(255,255,255,.78);
  margin-top:.1rem;
}

.site-nav{
  display:flex; align-items:center; gap: 1.05rem;
}
.site-nav a{
  font-weight: 700;
  font-size: .95rem;
  color: rgba(255,255,255,.92);
  padding: .55rem .7rem;
  border-radius: 999px;
}
.site-nav a[aria-current="page"]{
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.22);
}
.site-nav a:hover{
  background: rgba(255,255,255,.12);
}

.nav-toggle{
  display:none;
  background:#fff;
  border: 1px solid rgba(11,37,69,.14);
  border-radius: 12px;
  padding:.55rem .65rem;
  box-shadow: 0 8px 18px rgba(11,18,32,.10);
}

/* Hero */
.hero{
  padding: var(--section-pad) 0;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .9fr;
  gap: clamp(1.6rem, 3.2vw, 3rem);
  align-items:center;
}
.hero h1{
  margin:0 0 .85rem;
  font-size: var(--h1);
  line-height: 1.08;
  letter-spacing: -0.5px;
}
.lead{
  font-size: var(--lead);
  color: rgba(11,18,32,.86);
  margin: 0 0 1.35rem;
}
.hero-cta{
  display:flex; flex-wrap:wrap;
  gap: .85rem;
  margin-top: 1.25rem;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55rem;
  padding: .92rem 1.2rem;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: .15px;
  border: 1px solid transparent;
  transition: transform .06s ease, box-shadow .12s ease, background .12s ease;
}
.btn:active{transform: translateY(1px)}
.btn-primary{
  background: linear-gradient(135deg, var(--navy) 0%, #0a3b6e 100%);
  color: #fff;
  box-shadow: 0 18px 40px rgba(11,37,69,.22);
}
.btn-primary:hover{box-shadow: 0 22px 48px rgba(11,37,69,.26)}
.btn-ghost{
  background: rgba(255,255,255,.88);
  border-color: rgba(11,37,69,.14);
  color: var(--navy);
  box-shadow: 0 12px 26px rgba(11,18,32,.10);
}
.btn-ghost:hover{background:#fff}

.hero-card{
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(11,37,69,.10);
  background:#fff;
}
.hero-card img{width:100%; height:auto}
.hero-card .hero-card-body{
  padding: 1.1rem 1.2rem 1.25rem;
}
.kicker{
  display:inline-flex; align-items:center; gap:.55rem;
  padding:.35rem .7rem;
  border-radius:999px;
  background: rgba(94,231,255,.12);
  color: #075c6e;
  border: 1px solid rgba(94,231,255,.24);
  font-weight: 800;
  font-size: .86rem;
}
.meta-row{
  display:flex; flex-wrap:wrap;
  gap:.6rem;
  margin-top:.85rem;
}
.pill{
  font-size: .82rem;
  font-weight: 800;
  color: rgba(11,18,32,.78);
  background: rgba(11,37,69,.06);
  border: 1px solid rgba(11,37,69,.10);
  padding:.35rem .6rem;
  border-radius: 999px;
}

.section{
  padding: var(--section-pad) 0;
}
.section.alt{
  background: rgba(255,255,255,.66);
  border-top: 1px solid rgba(11,37,69,.08);
  border-bottom: 1px solid rgba(11,37,69,.08);
}
.section h2{
  font-size: var(--h2);
  margin: 0 0 1rem;
  letter-spacing: -0.2px;
}
.section p{
  font-size: var(--body);
  color: rgba(11,18,32,.86);
}
.muted{color: var(--muted)}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}
.card{
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid rgba(11,37,69,.10);
  box-shadow: var(--shadow-soft);
  padding: 1.35rem 1.35rem 1.45rem;
}
.card h3{
  margin: 0 0 .5rem;
  font-size: var(--h3);
}
.card p{margin:0}

.divider{
  height:1px;
  background: rgba(11,37,69,.10);
  margin: 2.2rem 0;
}

.callout{
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(11,37,69,.95), rgba(7,26,51,.96));
  color:#fff;
  padding: 2.2rem 2rem;
  box-shadow: 0 22px 52px rgba(11,18,32,.22);
  border: 1px solid rgba(255,255,255,.12);
}
.callout h2{margin:0 0 .65rem; color:#fff}
.callout p{margin:0 0 1.25rem; color:rgba(255,255,255,.88)}
.callout .btn{box-shadow:none}

.two-col{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items:start;
}
.stack{
  display:grid;
  gap: 1rem;
}
.stack img{
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(11,37,69,.10);
}

/* Footer */
.site-footer{
  background: linear-gradient(135deg, var(--navy-2), var(--navy));
  color:#fff;
  padding: 3.2rem 0;
  margin-top: 2rem;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 2rem;
  align-items:start;
}
.footer-grid p{color:rgba(255,255,255,.86)}
.footer-links{
  display:flex; flex-wrap:wrap;
  gap: .75rem;
}
.footer-links a{
  padding:.35rem .6rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  color:#fff;
  font-weight: 800;
  font-size: .92rem;
}
.footer-bottom{
  margin-top: 1.7rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.72);
  font-size: .92rem;
  display:flex; flex-wrap:wrap; gap:.8rem;
  justify-content:space-between;
}

/* FAQ */
.accordion{
  display:grid;
  gap: .9rem;
  margin-top: 1.5rem;
}
.ac-item{
  background:#fff;
  border: 1px solid rgba(11,37,69,.10);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  overflow:hidden;
}
.ac-button{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding: 1.15rem 1.2rem;
  background: transparent;
  border:0;
  font-weight: 900;
  font-size: 1.02rem;
  cursor:pointer;
  color: rgba(11,18,32,.92);
}
.ac-panel{
  max-height: 0;
  overflow:hidden;
  transition: max-height .24s ease;
}
.ac-panel-inner{
  padding: 0 1.2rem 1.2rem;
  color: rgba(11,18,32,.84);
}
.ac-item[data-open="true"] .ac-panel{
  max-height: 900px;
}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr}
  .grid-3{grid-template-columns: 1fr}
  .two-col{grid-template-columns: 1fr}
  .footer-grid{grid-template-columns: 1fr}
  .site-nav{
    position: absolute;
    left: 1.25rem;
    right: 1.25rem;
    top: 72px;
    background: rgba(255,255,255,.96);
    border: 1px solid rgba(11,37,69,.12);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: .9rem;
    display:none;
    flex-direction: column;
    align-items: stretch;
  }
  .site-header[data-menu-open="true"] .site-nav{display:flex}
  .nav-toggle{display:inline-flex}
  .site-nav a{padding: .7rem .85rem}
}