/* style.css - Dark theme with mint accents, mobile-first */
:root{
  --bg:#0b0f12;
  --card:#0f1417;
  --muted:#9aa8a4;
  --text:#e6f6ef;
  --mint:#15ffc3;
  --glass: rgba(255,255,255,0.03);
  --radius:14px;
  --max-width:1100px;
  --transition:200ms ease;
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(180deg,var(--bg),#071014);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
  font-size:16px;
  padding-bottom:80px;
}

/* Layout */
.container{
  width:calc(100% - 32px);
  max-width:var(--max-width);
  margin:0 auto;
  padding:24px 16px;
}

/* Header */
.header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(6px);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
  border-bottom:1px solid rgba(255,255,255,0.03);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:12px 16px;
  max-width:var(--max-width);
  margin:0 auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.logo{
  width:44px;height:44px;border-radius:10px;
  background:var(--mint);
  box-shadow:0 6px 18px rgba(21,255,195,0.08), inset 0 -4px 10px rgba(0,0,0,0.2);
  flex:0 0 44px;
}
.site-title{font-weight:700;font-size:18px;letter-spacing:0.2px}
.nav{display:none}
@media(min-width:800px){
  .nav{display:flex;gap:20px;align-items:center}
  .nav a{color:var(--muted);text-decoration:none;padding:8px;border-radius:8px}
  .nav a:hover{color:var(--text);background:var(--glass)}
}

/* Hero */
.hero{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
  align-items:center;
  margin:18px auto;
  max-width:var(--max-width);
}
.hero-card{
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:var(--radius);
  padding:18px;
  display:flex;
  gap:18px;
  align-items:center;
  box-shadow: 0 10px 30px rgba(2,6,10,0.6);
}
.hero-photo{
  width:140px;height:140px;border-radius:12px;flex:0 0 140px;
  background-size:cover;background-position:center;
  box-shadow:0 6px 20px rgba(0,0,0,0.6), inset 0 -6px 14px rgba(0,0,0,0.45);
}
.hero-content h1{font-size:28px;margin:0 0 8px 0}
.hero-content p.lead{margin:0 0 12px 0;color:var(--muted)}

/* Buttons */
.btn{
  display:inline-block;padding:10px 16px;border-radius:10px;text-decoration:none;font-weight:600;
  transition:var(--transition);
  background:linear-gradient(90deg,var(--mint),rgba(21,255,195,0.85));
  color:#04201a;
  box-shadow:0 8px 24px rgba(21,255,195,0.06);
}
.btn.ghost{background:transparent;color:var(--mint);border:1px solid rgba(21,255,195,0.12)}

/* Cards grid */
.grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  margin-top:18px;
}
.card{
  background:var(--card);
  border-radius:12px;padding:16px;border:1px solid rgba(255,255,255,0.02);
}
.card h3{margin:0 0 8px 0}
.card p{margin:0;color:var(--muted);font-size:15px}

/* Portfolio */
.portfolio-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
}
.portfolio-item{
  height:200px;border-radius:10px;overflow:hidden;background-size:cover;background-position:center;
  position:relative;
}
.portfolio-overlay{
  position:absolute;left:0;right:0;bottom:0;padding:12px;background:linear-gradient(0deg, rgba(2,6,10,0.8), transparent);
}

/* Footer */
.footer{
  position:fixed;left:0;right:0;bottom:0;background:linear-gradient(180deg, rgba(0,0,0,0.4), rgba(0,0,0,0.6));
  border-top:1px solid rgba(255,255,255,0.02);padding:12px 16px;
}
.footer-inner{max-width:var(--max-width);margin:0 auto;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:14px}

/* Responsive wide screens */
@media(min-width:800px){
  .hero{grid-template-columns: 420px 1fr}
  .portfolio-grid{grid-template-columns:repeat(3,1fr)}
  .grid{grid-template-columns:repeat(3,1fr)}
  .hero-photo{width:360px;height:360px;flex:0 0 360px;border-radius:16px}
  .hero-content h1{font-size:40px}
}

/* Accessibility focus */
a:focus, button:focus{outline:3px solid rgba(21,255,195,0.12);outline-offset:2px}