:root{
  --bg:#07111f;
  --panel: rgba(255,255,255,.05);
  --panel2: rgba(255,255,255,.03);
  --border: rgba(255,255,255,.12);
  --text:#eaf2ff;
  --muted: rgba(234,242,255,.75);

  --blue:#3aa0ff;
  --teal:#2ad3c3;
  --green:#2fe38a;

  --radius:18px;
  --shadow: 0 18px 55px rgba(0,0,0,.35);
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
html{ scroll-behavior:smooth; }

body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 550px at 18% -10%, rgba(58,160,255,.25), transparent 60%),
    radial-gradient(900px 550px at 82% 0%, rgba(42,211,195,.16), transparent 55%),
    radial-gradient(900px 550px at 60% 110%, rgba(47,227,138,.10), transparent 55%),
    var(--bg);
  line-height:1.55;
}

a{ color:inherit; text-decoration:none; }

.container{
  max-width:1200px;
  margin:0 auto;
  padding:18px 30px;
}

/* ================= HEADER ================= */

.header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(7,17,31,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}

.header-inner{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  padding:15px 0 10px;
}

.brand{
  display:flex;
  justify-content:center;
  width:100%;
}

.logo{
  height:130px;
  width:auto;
  max-width:100%;
  display:block;
}

.nav{
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
}

.nav a{
  color:var(--muted);
  padding:8px 14px;
  border-radius:999px;
  transition:all .2s ease;
}

.nav a:hover{
  background:rgba(255,255,255,.05);
  color:#fff;
}

.btn{
  border:1px solid rgba(58,160,255,.45);
  background:rgba(58,160,255,.18);
  font-weight:600;
}

/* ================= SECTIONS ================= */

.section{
  padding:40px 0;
  scroll-margin-top:220px;
}

.section-head{
  margin-bottom:18px;
}

h1{
  margin:0;
  font-size:clamp(30px, 4vw, 44px);
  line-height:1.15;
}

h2{
  margin:0;
  font-size:26px;
}

.section-sub{
  margin-top:8px;
  color:var(--muted);
  font-size:14px;
}

.card{
  background:linear-gradient(180deg,var(--panel),var(--panel2));
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
}

.card-subtitle{
  margin:0 0 12px;
  font-size:18px;
}

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

.list{
  margin:10px 0 0;
  padding-left:20px;
  color:var(--muted);
}

.list li{ margin:8px 0; }

.bio{
  margin-top:2