:root{
  --bg:#f7f8fb;
  --card:#ffffff;
  --ink:#111827;
  --muted:#5f6b7a;
  --line:#e5e7eb;
  --brand:#2563eb;
  --brand-dark:#1d4ed8;
  --soft:#eef4ff;
  --accent:#0f172a;
  --success:#0f766e;
  --warning:#b45309;
}

*{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  line-height:1.6;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}

a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

.container{
  width:min(1180px,100%);
  margin:0 auto;
  padding:0 20px;
}

/* Accessibility link: hidden until keyboard focus */
.skip-link{
  position:absolute;
  left:-9999px;
  top:12px;
  z-index:999;
  background:#fff;
  color:var(--brand);
  border:1px solid var(--line);
  border-radius:10px;
  padding:8px 12px;
  font-weight:700;
  box-shadow:0 10px 28px rgba(15,23,42,.12);
}

.skip-link:focus{
  left:12px;
  outline:3px solid rgba(37,99,235,.28);
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:68px;
  gap:24px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-width:0;
  color:var(--ink);
  font-weight:800;
  white-space:nowrap;
}

.brand:hover{text-decoration:none}

.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  flex:0 0 auto;
  border-radius:12px;
  background:var(--accent);
  color:#fff;
  font-size:13px;
  letter-spacing:.05em;
}

.brand-text{
  display:inline-block;
  overflow:hidden;
  text-overflow:ellipsis;
  font-size:17px;
}

.site-nav{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:18px;
  flex-wrap:wrap;
  font-size:14px;
}

.site-nav a{
  color:#334155;
  font-weight:650;
  white-space:nowrap;
}

.site-nav a:hover{
  color:var(--brand);
  text-decoration:none;
}

.nav-cta{
  background:var(--brand);
  color:#fff!important;
  padding:8px 13px;
  border-radius:999px;
  box-shadow:0 8px 20px rgba(37,99,235,.18);
}

.nav-cta:hover{
  background:var(--brand-dark);
  color:#fff!important;
}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  border-radius:10px;
  padding:8px 12px;
  font-weight:700;
  cursor:pointer;
}

.nav-toggle:hover{border-color:#cbd5e1}

.hero{
  padding:56px 0 42px;
  background:linear-gradient(135deg,#ffffff 0%,#eef4ff 58%,#f8fafc 100%);
  border-bottom:1px solid var(--line);
}

.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(280px,.8fr);
  gap:32px;
  align-items:center;
}

.kicker{
  font-weight:700;
  color:var(--brand);
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:13px;
}

h1{
  font-size:clamp(34px,4.7vw,56px);
  line-height:1.06;
  margin:14px 0 16px;
  letter-spacing:-.04em;
}

h2{
  font-size:clamp(24px,3vw,36px);
  line-height:1.18;
  margin:42px 0 14px;
  letter-spacing:-.02em;
}

h3{
  font-size:20px;
  line-height:1.25;
  margin:24px 0 8px;
}

p.lead{
  font-size:20px;
  color:var(--muted);
  max-width:760px;
}

.hero-card,.card,.tool-card,.notice,.cta-box{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:0 14px 35px rgba(15,23,42,.06);
}

.hero-card{padding:24px}

.metric-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
  margin-top:20px;
}

.metric{
  background:#f8fafc;
  border-radius:16px;
  padding:14px;
}

.metric strong{
  display:block;
  font-size:24px;
}

.section{padding:42px 0}

.grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}

.grid-2{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}

.card,.tool-card{padding:22px}
.card h2,.card h3,.tool-card h3{margin-top:0}

.badge{
  display:inline-block;
  background:var(--soft);
  color:var(--brand-dark);
  padding:5px 10px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
}

.badge-muted{
  background:#f1f5f9;
  color:#475569;
}

.tool-card{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:210px;
}

.tool-card p{color:var(--muted)}

.tool-meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin:10px 0 16px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 15px;
  border-radius:12px;
  background:var(--brand);
  color:#fff!important;
  font-weight:700;
  border:0;
}

.btn:hover{text-decoration:none;background:var(--brand-dark)}

.btn.secondary{
  background:#fff;
  color:var(--brand)!important;
  border:1px solid var(--line);
}

.btn.secondary:hover{
  background:#f8fafc;
  color:var(--brand-dark)!important;
}

.btn.warning{background:#0f172a}

.table-wrap{
  overflow-x:auto;
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
}

table{
  width:100%;
  border-collapse:collapse;
}

th,td{
  text-align:left;
  padding:13px 14px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}

th{
  background:#f8fafc;
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.05em;
  color:#475569;
}

tr:last-child td{border-bottom:0}

.notice{
  padding:18px 20px;
  border-left:5px solid var(--warning);
  background:#fffbeb;
}

.cta-box{
  padding:26px;
  background:linear-gradient(135deg,#0f172a,#1e3a8a);
  color:#fff;
}

.cta-box p{color:#dbeafe}
.cta-box .btn{background:#fff;color:#1d4ed8!important}

.breadcrumb{
  font-size:14px;
  color:#64748b;
  margin:20px 0;
}

.breadcrumb a{color:#475569}

.content{max-width:860px}
.content ul,.content ol{padding-left:24px}

.inline-list{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  padding-left:0;
  list-style:none;
}

.inline-list li{
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 12px;
}

.faq details{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:15px 18px;
  margin:12px 0;
}

.faq summary{
  font-weight:700;
  cursor:pointer;
}

.site-footer{
  background:#0f172a;
  color:#d1d5db;
  margin-top:56px;
  padding:42px 0 24px;
}

.site-footer a{
  display:block;
  color:#e5e7eb;
  margin:7px 0;
}

.site-footer h2{
  font-size:16px;
  margin:0 0 12px;
  letter-spacing:0;
}

.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr;
  gap:32px;
}

.small-print{
  border-top:1px solid rgba(255,255,255,.14);
  margin-top:24px;
  padding-top:18px;
  font-size:13px;
  color:#94a3b8;
}

@media(max-width:1020px){
  .header-inner{
    min-height:64px;
  }

  .nav-toggle{
    display:inline-flex;
  }

  .site-nav{
    display:none;
    position:absolute;
    top:64px;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    padding:16px 20px 18px;
    flex-direction:column;
    align-items:flex-start;
    justify-content:flex-start;
    gap:12px;
    box-shadow:0 18px 35px rgba(15,23,42,.08);
  }

  .site-nav.open{
    display:flex;
  }

  .brand-text{
    max-width:calc(100vw - 140px);
    font-size:15px;
  }

  .nav-cta{
    width:100%;
    justify-content:center;
    text-align:center;
  }
}

@media(max-width:860px){
  .hero{
    padding:42px 0 32px;
  }

  .hero-grid,.grid,.grid-2,.footer-grid{
    grid-template-columns:1fr;
  }

  p.lead{
    font-size:18px;
  }
}

@media(max-width:520px){
  .container{
    padding:0 16px;
  }

  h1{
    font-size:clamp(32px,10vw,42px);
  }

  .brand-mark{
    width:34px;
    height:34px;
    border-radius:10px;
  }
}