/* ===========================================================
   EVERYTHING INSULIN — design system
   Palette: deep teal ink + electric blue + a single lime "spike" accent
   Display: Space Grotesk | Body: Inter | Data/utility: IBM Plex Mono
=========================================================== */

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

:root{
  --ink:#04222B;
  --ink-soft:#0B3A46;
  --teal:#0B7285;
  --teal-deep:#095C6B;
  --blue:#1A5FC4;
  --pop:#C6F135;
  --paper:#F5FBFA;
  --paper-dim:#EAF4F3;
  --line:#CFE3E0;
  --muted:#4C6367;
  --white:#FFFFFF;

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

  --max: 1180px;
  --radius: 18px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;}

h1,h2,h3,h4{
  font-family:var(--display);
  line-height:1.08;
  margin:0 0 .5em 0;
  letter-spacing:-0.01em;
  color:var(--ink);
}
h1{font-size:clamp(2.4rem,5vw,4rem);font-weight:700;}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:700;}
h3{font-size:1.25rem;font-weight:600;}
p{margin:0 0 1.1em 0;}
.eyebrow{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--teal);
  font-weight:600;
}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(245,251,250,.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.logo{
  font-family:var(--display);font-weight:700;font-size:1.15rem;
  display:flex;align-items:center;gap:8px;color:var(--ink);
}
.logo .dot{width:9px;height:9px;border-radius:50%;background:var(--pop);box-shadow:0 0 0 3px rgba(198,241,53,.25);}
nav.main-nav{display:flex;gap:28px;align-items:center;}
nav.main-nav a{
  font-size:.92rem;font-weight:500;color:var(--muted);
  position:relative;
}
nav.main-nav a:hover{color:var(--ink);}
.nav-cta{
  background:var(--ink);color:var(--white)!important;
  padding:10px 18px;border-radius:999px;font-weight:600!important;font-size:.85rem!important;
}
.menu-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--ink);}

@media (max-width:820px){
  nav.main-nav{
    position:fixed;inset:76px 0 0 0;background:var(--paper);
    flex-direction:column;padding:28px;gap:18px;
    transform:translateX(100%);transition:transform .25s ease;
  }
  nav.main-nav.open{transform:translateX(0);}
  .menu-toggle{display:block;}
}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#CFE3E0;padding:64px 0 28px;margin-top:100px;}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.site-footer h4{color:var(--white);font-family:var(--display);font-size:.95rem;margin-bottom:16px;}
.site-footer a{color:#9FC3C0;font-size:.88rem;display:block;margin-bottom:10px;}
.site-footer a:hover{color:var(--pop);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding-top:24px;
  font-size:.8rem;color:#7FA5A2;
}
.footer-brand p{color:#9FC3C0;font-size:.88rem;max-width:280px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:999px;font-weight:600;font-size:.92rem;
  border:2px solid var(--ink);cursor:pointer;transition:.15s ease;
}
.btn-solid{background:var(--ink);color:var(--white);}
.btn-solid:hover{background:var(--teal-deep);border-color:var(--teal-deep);}
.btn-ghost{background:transparent;color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:var(--white);}
.btn-pop{background:var(--pop);border-color:var(--pop);color:var(--ink);}

/* ---------- hero (dark band, signature curve) ---------- */
.hero{
  background:radial-gradient(120% 160% at 15% 0%,#0C4753 0%,var(--ink) 55%);
  color:var(--white);position:relative;overflow:hidden;
  padding:64px 0 0;
}
.hero .wrap{position:relative;z-index:2;padding-bottom:0;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:end;padding-bottom:20px;}
.hero h1{color:var(--white);}
.hero .lede{color:#B9D8D5;font-size:1.12rem;max-width:520px;}
.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.4);color:var(--white);}
.hero-actions .btn-ghost:hover{background:var(--white);color:var(--ink);}

.stat-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:22px 24px;backdrop-filter:blur(6px);
}
.stat-card .n{font-family:var(--mono);font-size:2rem;color:var(--pop);font-weight:600;display:block;}
.stat-card .l{font-size:.85rem;color:#B9D8D5;}

.curve-wrap{width:100%;overflow:hidden;line-height:0;margin-top:20px;}
.curve-wrap svg{width:100%;height:auto;display:block;}
.curve-path{
  fill:none;stroke:url(#curveGrad);stroke-width:2.5;
  stroke-linecap:round;
}
.curve-dot{fill:var(--pop);filter:drop-shadow(0 0 6px rgba(198,241,53,.8));}
@keyframes travel{
  0%{ offset-distance:0%; }
  100%{ offset-distance:100%; }
}
.curve-dot{ offset-path: path('M0,60 C 80,10 160,110 260,60 S 440,10 520,60 S 700,110 780,60 S 960,10 1040,60 S 1180,20 1240,60'); animation: travel 7s linear infinite; }
@media (prefers-reduced-motion: reduce){ .curve-dot{ animation:none; offset-distance:50%; } }

/* ---------- bento pillar grid ---------- */
.section{padding:88px 0;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head p{color:var(--muted);max-width:520px;margin:0;}

.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.bento .card{
  grid-column:span 2;border-radius:var(--radius);padding:28px;
  min-height:190px;display:flex;flex-direction:column;justify-content:space-between;
  transition:transform .18s ease;
}
.bento .card:hover{transform:translateY(-4px);}
.bento .card.big{grid-column:span 4;min-height:230px;}
.bento .card.small{grid-column:span 1;}
@media (max-width:900px){
  .bento .card, .bento .card.small{grid-column:span 4;}
}
.card-fill-1{background:var(--ink);color:var(--white);}
.card-fill-2{background:var(--teal);color:var(--white);}
.card-fill-3{background:var(--white);color:var(--ink);border:1px solid var(--line);}
.card-fill-4{background:var(--blue);color:var(--white);}
.card-fill-5{background:var(--paper-dim);color:var(--ink);border:1px solid var(--line);}
.card .tag{font-family:var(--mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;opacity:.75;}
.card h3{margin-top:10px;}
.card .arrow{align-self:flex-end;font-size:1.3rem;}

/* ---------- blog grid ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
@media (max-width:900px){.post-grid{grid-template-columns:1fr;}}
.post-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease, box-shadow .18s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:0 16px 30px -18px rgba(4,34,43,.25);}
.post-thumb{height:150px;background:var(--paper-dim);position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.post-thumb svg{width:52px;height:52px;opacity:.5;}
.post-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.post-body{padding:22px 22px 26px;}
.post-body .eyebrow{margin-bottom:8px;}
.post-body h3{margin-bottom:8px;}
.post-body p{color:var(--muted);font-size:.93rem;margin-bottom:14px;}
.read-more{font-family:var(--mono);font-size:.78rem;color:var(--teal);font-weight:600;}

/* ---------- newsletter strip ---------- */
.strip{
  background:var(--teal);color:var(--white);border-radius:24px;
  padding:48px 44px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;
}
.strip h2{color:var(--white);font-size:1.7rem;margin-bottom:6px;}
.strip p{color:#D6EFEC;margin:0;}
.strip form{display:flex;gap:10px;flex-wrap:wrap;}
.strip input[type=email]{
  padding:13px 18px;border-radius:999px;border:none;min-width:240px;font-family:var(--body);
}

/* ---------- generic page (inner pages) ---------- */
.page-hero{
  background:var(--paper-dim);border-bottom:1px solid var(--line);padding:56px 0 44px;
}
.page-hero .eyebrow{margin-bottom:10px;}
.page-hero p.lede{color:var(--muted);font-size:1.05rem;max-width:640px;}
.breadcrumb{font-family:var(--mono);font-size:.75rem;color:var(--muted);margin-bottom:18px;}
.breadcrumb a{color:var(--teal);}

.article{padding:56px 0 40px;}
.article-layout{display:grid;grid-template-columns:1fr 260px;gap:56px;}
@media (max-width:900px){.article-layout{grid-template-columns:1fr;}}
.article-body h2{margin-top:1.3em;padding-top:8px;}
.article-body h3{margin-top:1.1em;}
.article-body ul,.article-body ol{padding-left:1.3em;}
.article-body li{margin-bottom:.5em;}
.article-body p{color:#1C3438;}

.callout{
  background:var(--paper-dim);border-left:4px solid var(--teal);border-radius:0 12px 12px 0;
  padding:20px 22px;margin:28px 0;
}
.callout .eyebrow{margin-bottom:6px;}
.callout.warn{border-left-color:var(--pop);background:#FBFCE9;}

.sidebar{position:sticky;top:96px;align-self:start;}
.sidebar .box{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;margin-bottom:20px;
}
.sidebar h4{font-family:var(--display);font-size:.95rem;margin-bottom:12px;}
.sidebar a{display:block;font-size:.88rem;color:var(--muted);margin-bottom:10px;}
.sidebar a:hover{color:var(--teal);}

.disclaimer-banner{
  background:var(--ink);color:#CFE3E0;border-radius:var(--radius);
  padding:22px 26px;display:flex;gap:16px;align-items:flex-start;margin:36px 0;font-size:.9rem;
}
.disclaimer-banner strong{color:var(--white);}
.disclaimer-label{
  flex-shrink:0;font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;
  background:var(--pop);color:var(--ink);padding:4px 9px;border-radius:6px;font-weight:700;
}
.reviewed-line{
  font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-top:-8px;margin-bottom:1.1em;
}

table.compare{width:100%;border-collapse:collapse;margin:24px 0;font-size:.92rem;}
table.compare th,table.compare td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
table.compare th{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--teal);}

.faq-item{border-bottom:1px solid var(--line);padding:20px 0;}
.faq-item summary{font-family:var(--display);font-weight:600;cursor:pointer;font-size:1.05rem;}
.faq-item p{margin-top:12px;color:var(--muted);}

.form-grid{display:grid;gap:16px;max-width:520px;}
.form-grid input,.form-grid textarea{
  padding:13px 16px;border-radius:12px;border:1px solid var(--line);font-family:var(--body);font-size:.95rem;
}
.form-grid label{font-size:.85rem;font-weight:600;color:var(--muted);margin-bottom:-8px;display:block;}