/* Enhanced blue, dark professional theme with darker color palette */
:root{
  --bg: #00143c; /* darkest blue */
  --bg-2: #001450; /* very dark blue */
  --bg-3: #282828; /* dark gray-blue */
  --bg-4: #14143c; /* dark blue variation */
  --panel: #141450; /* dark blue panel */
  --panel-2: #00143c; /* darkest panel */
  --text: #f8fafc; /* keep light text for contrast */
  --muted: #94a3b8; /* muted gray for secondary text */
  --primary: #001450; /* dark blue primary */
  --primary-600: #00143c; /* even darker blue */
  --secondary: #0891b2; /* cyan secondary instead of purple */
  --accent: #06b6d4; /* cyan accent instead of violet */
  --accent-2: #22d3ee; /* light cyan instead of pink */
  --glass: rgba(255,255,255,0.05); /* very subtle glass effect */
  --border: 1px solid rgba(255,255,255,0.1); /* subtle borders */
  --shadow: 0 10px 25px rgba(0,20,60,0.4); /* dark blue shadows */
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#f8fbff; --bg-2:#eef5ff; --panel:#ffffff; --panel-2:#f6f9ff;
    --text:#0e1726; --muted:#52607d; --glass: rgba(20,40,80,0.06);
    --border: 1px solid rgba(10,20,40,0.08);
  }
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; 
  background: linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 40%, var(--bg-3) 100%);
  background-attachment: fixed;
  color:var(--text);
  font: 16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica,Arial,sans-serif;
}

.site-header{
  position:sticky; top:0; z-index:10; backdrop-filter:saturate(120%) blur(8px);
  background:linear-gradient(180deg,rgba(0,0,0,0.25),transparent);
  border-bottom:var(--border);
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800;font-size:18px}
.brand__logo{border-radius:6px; background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.02)); padding:2px}
.brand__name{letter-spacing:.3px}
.nav-tabs{display:inline-flex; gap:10px; align-items:center; background:var(--glass); border:var(--border); border-radius:999px; padding:6px 8px; margin-inline:auto}
.nav-item{display:inline-flex; align-items:center; gap:8px; padding:8px 12px; border-radius:999px; color:var(--text); text-decoration:none;}
.nav-item .icon{filter:saturate(110%)}
.nav-item:hover{background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.06))}
.header-actions{justify-self:end}
.btn--sm{padding:6px 10px; font-size:14px}
/* active tab */
.nav-item.active{background:linear-gradient(180deg,rgba(8,145,178,.25),rgba(6,182,212,.18)); box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}

/* Toggle icons-only mode */
body.icons-only .nav-item .label{display:none}
body.icons-only .nav-item{padding:8px}
.brand img{filter:drop-shadow(0 2px 8px rgba(0,0,0,0.4))}
.site-header nav{display:flex;gap:14px;align-items:center}
.site-header nav a.link{opacity:.9}

.content{max-width:1100px;margin:0 auto;padding:28px}

.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;padding:20px 0}
.hero__text h1{font-size:clamp(28px,4.5vw,56px);line-height:1.05;margin:0}
.hero__text .grad{background:linear-gradient(90deg,var(--primary),var(--secondary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);margin-top:14px;max-width:62ch}
.cta{display:flex;gap:12px;margin-top:18px;flex-wrap:wrap}

.btn{--b:var(--primary); display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 16px;border-radius:10px;border:var(--border);text-decoration:none;color:var(--text);
  background:linear-gradient(135deg,rgba(255,255,255,0.08),rgba(255,255,255,0.04));
  box-shadow:var(--shadow);
  transition: transform 0.1s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn--primary{
  background:linear-gradient(135deg,#001450,#00143c); /* dark blue gradient */
  border:none;
  box-shadow:0 4px 15px rgba(0,20,80,0.3); /* dark shadow */
}
.btn--secondary{
  background:linear-gradient(135deg,#0891b2,#06b6d4); /* cyan gradient instead of purple */
  border:none;
  box-shadow:0 4px 15px rgba(8,145,178,0.3);
}
.btn--ghost{
  background:rgba(255,255,255,0.03);
  border:var(--border);
}

.glass{
  background:linear-gradient(135deg,rgba(255,255,255,0.06),rgba(255,255,255,0.02));
  border:var(--border);
  border-radius:16px;
  padding:18px;
  box-shadow: var(--shadow);
}
.hero__card{align-self:stretch;display:grid;gap:14px}
.stat{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-radius:12px;background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));border:var(--border)}
.stat__num{font-weight:700}
.stat__label{color:var(--muted)}
.pulse{display:inline-block;width:10px;height:10px;border-radius:50%;background:#10b981;margin-right:8px;box-shadow:0 0 0 0 rgba(16,185,129,.7);animation:pulse 1.6s infinite}
@keyframes pulse{to{box-shadow:0 0 0 14px rgba(16,185,129,0)}}

.section{padding:36px 0}
.section--accent .card{
  background:linear-gradient(135deg,rgba(8,145,178,.2),rgba(6,182,212,.15),rgba(34,211,238,.1));
  border:var(--border);
  border-radius:16px;
  padding:24px;
  backdrop-filter: blur(15px) saturate(110%);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.1);
}
.card h2{margin-top:0}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{background:var(--glass);border:var(--border);border-radius:14px;padding:18px}
.step__num{width:28px;height:28px;border-radius:50%;background:linear-gradient(180deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-weight:700}
.step h3{margin:.4rem 0}
.step p{margin:0;color:var(--muted)}

.section--links .links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.link-card{display:block;text-decoration:none;color:var(--text);background:var(--glass);border:var(--border);border-radius:14px;padding:16px}
.link-card:hover{transform:translateY(-1px);transition:transform .15s}

.site-footer{border-top:var(--border);text-align:center;padding:18px;color:var(--muted)}

@media (max-width:940px){
  .hero{grid-template-columns:1fr}
  .section--links .links{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
}