/* =========
   Design System
   ========= */
:root{
  --bg: #ffffff;
  --text: #16181d;
  --muted: #5c6672;
  --brand: #0b5fff;       /* primary (trustworthy blue) */
  --brand-2: #0ec97f;     /* accent (health green) */
  --cta: #0b5fff;
  --cta-text: #ffffff;
  --card: #ffffff;
  --tint: #f6f8ff;
  --shadow: 0 10px 30px rgba(3,20,66,.08);
  --radius: 16px;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#0e1116;
    --text:#e7ecf3;
    --muted:#9aa6b2;
    --card:#151a21;
    --tint:#0f1726;
    --shadow: 0 8px 24px rgba(0,0,0,.35);
  }
}

/* Reset / Base */
*{ box-sizing:border-box }
html,body{ padding:0; margin:0 }
body{
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img{ max-width:100%; height:auto; display:block }
a{ color: inherit; text-decoration: none }
.small{ font-size:.875rem }
.muted{ color: var(--muted) }
.center{ text-align:center }
.hidden{ display:none }

/* Containers & Layout */
.container{
  width:min(1100px, 92%);
  margin-inline:auto;
}

.section{
  padding: clamp(48px, 8vw, 96px) 0;
}
.section--tint{
  background: var(--tint);
}
.section--brand{
  background: linear-gradient(135deg, rgba(11,95,255,.07), rgba(14,201,127,.08));
}

/* Header / Nav */
.site-header{
  position: sticky;
  top:0;
  z-index: 50;
  background: color-mix(in oklab, var(--bg) 85%, transparent);
  backdrop-filter: blur(8px);
  transition: box-shadow .25s ease, background .25s ease;
}
.site-header.scrolled{
  box-shadow: var(--shadow);
}
.nav-wrap{
  display:flex; align-items:center; justify-content:space-between;
  gap: 16px; padding: 12px 0;
}
.brand img{ display:block }

.nav{
  display:flex; align-items:center; gap: 20px;
}
.nav a{ opacity:.9 }
.nav a:hover{ opacity:1 }

.nav-toggle{
  display:none;
  background:none; border:none; padding:6px; cursor:pointer;
}
.nav-toggle-bar{
  display:block; width:26px; height:3px; background:var(--text); margin:5px 0; border-radius:3px;
}

/* Mobile nav */
@media (max-width: 880px){
  .nav-toggle{ display:block }
  .nav{
    position: fixed;
    inset: 64px 0 auto 0;
    background: var(--bg);
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity:0; pointer-events:none;
    transition: opacity .25s ease;
    padding: 12px 5%;
    gap: 12px; justify-content:flex-start;
  }
  .nav.open{
    opacity:1; pointer-events:auto;
  }
}

/* Hero */
.hero{
  padding: clamp(56px, 10vw, 120px) 0 0;
  background: radial-gradient(1200px 450px at 10% -10%, rgba(11,95,255,.10), transparent 60%),
              radial-gradient(900px 400px at 100% 0%, rgba(14,201,127,.10), transparent 55%);
}
.hero__inner{
  display:grid; gap: 36px;
  grid-template-columns: 1.1fr .9fr;
  align-items:center;
}
@media (max-width: 880px){
  .hero__inner{ grid-template-columns: 1fr }
}
.hero__copy .h1{
  font-size: clamp(1.9rem, 3.4vw, 3rem);
  line-height: 1.2;
  letter-spacing:.2px;
}
.accent{ color: var(--brand) }
.lead{ font-size: clamp(1rem, 1.4vw, 1.15rem); color: var(--muted); margin-top: 10px }
.cta-row{ display:flex; gap:12px; margin-top: 18px; flex-wrap: wrap }
.trust-bullets{ margin-top: 14px; display:flex; gap:18px; flex-wrap:wrap; color: var(--muted) }
.trust-bullets li{ list-style: none; padding-left: 0; }
.hero__media{
  justify-self:end;
  filter: drop-shadow(0 18px 50px rgba(3,20,66,.18));
}

/* Buttons */
.btn{
  --_bg: var(--cta);
  --_tx: var(--cta-text);
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--_bg);
  color: var(--_tx);
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(11,95,255,.18);
  transition: transform .12s ease, box-shadow .25s ease, opacity .2s ease;
}
.btn:hover{ transform: translateY(-1px); box-shadow: 0 10px 28px rgba(11,95,255,.24) }
.btn:active{ transform: translateY(0) scale(.99) }
.btn--ghost{
  --_bg: transparent;
  --_tx: var(--text);
  border: 2px solid color-mix(in oklab, var(--brand) 70%, var(--text) 30%);
  box-shadow:none;
}
.btn--light{
  --_bg: #fff;
  --_tx: var(--text);
  border: 1px solid rgba(0,0,0,.06);
}

/* Headings */
.h1,.h2,.h3{ font-weight: 800; letter-spacing:.2px }
.h2{ font-size: clamp(1.4rem, 2.4vw, 2rem); margin-bottom: 12px }
.h3{ font-size: clamp(1.1rem, 1.6vw, 1.35rem) }

/* Grids */
.grid{ display:grid; gap: 28px; align-items:center }
.grid--2{ grid-template-columns: 1.1fr .9fr }
.grid--3{ grid-template-columns: repeat(3,1fr); text-align:center }
@media (max-width: 880px){
  .grid--2, .grid--3{ grid-template-columns: 1fr }
}

/* About */
.media-card{
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.pill-row{ display:flex; gap:8px; flex-wrap:wrap; margin-top: 14px }
.pill{
  background: color-mix(in oklab, var(--brand) 10%, var(--tint) 90%);
  border: 1px solid color-mix(in oklab, var(--brand) 25%, transparent);
  color: color-mix(in oklab, var(--brand) 80%, var(--text) 20%);
  padding: 6px 10px; border-radius: 999px; font-weight: 600; font-size:.85rem;
}

/* Services cards */
.cards{
  display:grid; gap: 22px;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 1024px){ .cards{ grid-template-columns: repeat(2, 1fr) } }
@media (max-width: 680px){ .cards{ grid-template-columns: 1fr } }

.card{
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .25s ease;
}
.card:hover{ transform: translateY(-3px); box-shadow: 0 14px 36px rgba(3,20,66,.14) }
.card img{ aspect-ratio: 21/12; object-fit: cover; width: 100% }
.card__body{ padding: 16px 16px 18px }
.list{ margin: 8px 0 0 0; padding:0 }
.list li{
  list-style:none; padding-left: 22px; position: relative; margin: 6px 0; color: var(--muted)
}
.list li::before{
  content:""; position:absolute; left:0; top:.6em;
  width:10px; height:10px; border-radius:50%;
  background: color-mix(in oklab, var(--brand) 70%, var(--brand-2) 30%);
}

/* Metrics */
.metric{
  background: var(--card); border-radius: var(--radius); padding: 18px;
  box-shadow: var(--shadow)
}
.metric__num{ font-weight: 900; font-size: clamp(1.6rem, 3vw, 2rem) }
.metric__label{ color: var(--muted); margin-top: 4px }

/* Contact */
.contact__wrap{
  display:grid; gap: 28px;
  grid-template-columns: 1.1fr .9fr;
  align-items:start;
}
@media (max-width: 880px){ .contact__wrap{ grid-template-columns: 1fr } }

.form{
  display:grid; gap: 12px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow)
}
.form__row{ display:grid; gap: 12px; grid-template-columns: 1fr 1fr }
@media (max-width: 680px){ .form__row{ grid-template-columns: 1fr } }
label span{ display:block; font-weight:600; margin-bottom:6px }
input, textarea{
  width:100%;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--bg);
  color: var(--text);
  outline: none;
}
input:focus, textarea:focus{
  border-color: color-mix(in oklab, var(--brand) 50%, transparent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--brand) 15%, transparent);
}

.contact__card{
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.contact-list{ list-style:none; padding:0; margin:0 }
.contact-list li{ margin: 8px 0 }

/* Footer */
.site-footer{
  border-top: 1px solid rgba(0,0,0,.06);
  padding: 28px 0;
}
.foot{
  display:flex; align-items:center; justify-content:space-between; gap: 16px; flex-wrap: wrap;
}
.foot__links{ display:flex; gap: 14px }
.foot__links a{ color: var(--muted) }
.foot__links a:hover{ color: var(--text) }

/* Utilities */
.skip-link{
  position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left: 12px; top: 12px; width:auto; height:auto; padding:8px 12px;
  background:#000; color:#fff; border-radius:6px; z-index:1000;
}