:root{
  --bg:#f9f9f9;
  --card:#ffffff;
  --text:#333333;
  --muted:#475569;
  --accent:#005ca9;
  --border:rgba(0,0,0,.10);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }

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

/* layout - desktop */
.layout{
  display:grid;
  grid-template-columns: 360px 1fr;
  min-height:100vh;
}

/* sidebar - desktop */
.sidebar{
  position:sticky;
  top:0;
  height:100vh;
  overflow:hidden;

  background:
    linear-gradient(to bottom, rgba(0,0,0,.18), rgba(0,0,0,.35)),
    url("assets/foto2.jpg");
  background-size: cover;
  background-position: center top;
}

.sidebar-content{
  height:100%;
  padding:44px 28px;
  display:flex;
  flex-direction:column;
  gap:14px;
  color:#fff;
}

.avatar{
  width:96px;
  height:96px;
  border-radius:999px;
  border:3px solid rgba(255,255,255,.85);
  object-fit:cover;
}

.name{
  margin:6px 0 0;
  font-size:28px;
  line-height:1.15;
}

.subtitle {
  margin-top: 0.25rem;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.9);
  font-weight: bold;
  letter-spacing: 0.02em;
}

.cta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:6px;
}

.pill{
  color:#fff;
  text-decoration:none;
  border:1px solid rgba(255,255,255,.25);
  padding:7px 11px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
}

.pill:hover{ border-color: rgba(255,255,255,.55); }

.menu{
  margin-top:18px;
  display:flex;
  flex-direction:column;
  gap:10px;
}

.menu a{
  color:rgba(255,255,255,.92);
  text-decoration:none;
  font-weight:700;
  font-size:14px;
}

.menu a:hover{ color:#fff; text-decoration:underline; }

.sidebar-footer{
  margin-top:auto;
  color:rgba(255,255,255,.75);
}

/* content - desktop */
.content{
  padding:56px 60px;
  max-width:1200px;
}

.hero{ margin:0 0 18px 0; }
.hero h2{ font-size:34px; margin:0 0 8px 0; color:var(--accent); }

.bio{ margin:0 0 14px 0; color:var(--muted); max-width:70ch; }

.hero-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.button{
  display:inline-block;
  background:var(--accent);
  color:#fff;
  text-decoration:none;
  padding:10px 14px;
  border-radius:12px;
  font-weight:700;
  font-size:14px;
}

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

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  padding:26px;
  margin:0 0 18px 0;
  box-shadow: 0 6px 20px rgba(0,0,0,.06);
}

.card h2{
  margin:0 0 10px 0;
  font-size:26px;
  color:var(--accent);
}

.text-list{ margin:0; padding-left:18px; line-height:1.8; }
.research-description{ margin-top:10px; color:var(--muted); }

.muted{ color:var(--muted); }

/* mobile */
@media (max-width: 900px){
  .layout{
    grid-template-columns: 1fr;
  }

  .sidebar{
    position:relative;
    height:360px;
  }

  .content{
    padding:22px 16px 40px;
    max-width:100%;
  }
  
  .small-note {
  font-size: 0.75rem;
	}
  
}