:root{
  --bg:#f7f7f7;
  --fg:#1a1a1a;
  --muted:#666;
  --card:#ffffff;
  --border:#e3e3e3;
  --accent:#6b4bf4;

  --radius:18px;
  --shadow:0 6px 18px rgba(0,0,0,0.05);
}

*{ box-sizing:border-box; }

body{
  margin:0;
  font-family: system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--fg);
  background:var(--bg);
  line-height:1.65;
}

/* Layout Container */
main{
  max-width:960px;
  margin:0 auto;
  padding:26px 16px 40px;
}

/* HEADER */
header{
  padding:14px 6px 18px;
  border-bottom:1px solid var(--border);
  margin-bottom:22px;
}

.brand h1{
  margin:0;
  font-size:2rem;
  letter-spacing:.2px;
}

.tagline{
  color:var(--muted);
  margin:4px 0 0;
  font-size:1rem;
}

/* NAVIGATION */
nav{
  margin-top:14px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

nav a{
  padding:9px 16px;
  border-radius:999px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--fg);
  text-decoration:none;
  font-weight:500;
  transition:all .15s ease;
}

nav a:hover{
  border-color:var(--accent);
  color:var(--accent);
  transform:translateY(-1px);
}

/* CARDS */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;
  margin-bottom:18px;
  box-shadow:var(--shadow);
}

.cards{
  display:grid;
  gap:18px;
}

/* TITLES */
h2{
  margin:0 0 12px;
  font-size:1.55rem;
}

h3{
  margin:0 0 10px;
  font-size:1.25rem;
  font-weight:600;
}

p{ margin:0 0 12px; }

/* Meta Text */
.meta{
  color:var(--muted);
  font-size:.95rem;
  margin-bottom:10px;
}

.clean{
  list-style:disc;
  padding-left:22px;
  margin:8px 0 0;
}

/* BUTTONS */
.button{
  display:inline-block;
  padding:11px 18px;
  border-radius:999px;
  background:var(--accent);
  color:#fff;
  text-decoration:none;
  font-weight:600;
  transition:all .15s;
}

.button:hover{
  filter:brightness(0.96);
}

.button.ghost{
  background:#fff;
  color:var(--accent);
  border:1px solid var(--accent);
}

/* TIMELINE */
.timeline{
  list-style:none;
  margin:0;
  padding:0;
}

.timeline li{
  padding:14px 0;
  border-top:1px solid var(--border);
}

.timeline li:first-child{
  border-top:none;
}

.when{
  color:var(--muted);
  font-size:.95rem;
  margin-bottom:4px;
}

/* FOOTER */
footer{
  margin-top:26px;
  padding-top:18px;
  border-top:1px solid var(--border);
  text-align:center;
  color:var(--muted);
  font-size:.95rem;
}

.footer-links a{
  color:var(--muted);
  margin:0 10px;
  text-decoration:none;
}

.footer-links a:hover{
  text-decoration:underline;
}

/* RESPONSIVE */
@media(max-width:720px){
  .brand h1{ font-size:1.7rem; }
}