:root{
  --bg:#0f1724;
  --card:#0b1220;
  --accent:#6ee7b7;
  --muted:#98a0b3;
  --glass: rgba(255,255,255,0.04);
  --maxw:1100px;
  --radius:14px;
  --ff: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--ff);
  background:linear-gradient(180deg,#071024 0%, #081428 40%, #05101a 100%);
  color:#e6eef6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}

.container{max-width:var(--maxw);margin:0 auto;padding:28px}
.header{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;padding:18px 24px;border-radius:12px;background:linear-gradient(180deg, rgba(255,255,255,0.03), transparent);
  margin:18px 0;
  backdrop-filter: blur(6px);
}
.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit}
.logo{
  width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,#24c58b,#3dd1ff);
  display:flex;align-items:center;justify-content:center;font-weight:700;color:#04202a;
  box-shadow: 0 6px 18px rgba(0,0,0,0.5);
}
.nav{display:flex;gap:18px;align-items:center}
.nav a{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:8px}
.nav a.active, .nav a:hover{color:#fff;background:var(--glass)}

.hamburger{display:none;border:0;background:none;color:var(--muted);font-size:20px}

/* Hero */
.hero{
  display:grid;grid-template-columns:1fr 420px;gap:28px;align-items:center;margin:28px 0;
}
.hero-card{
  background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
  padding:28px;border-radius:var(--radius);
  box-shadow: 0 10px 30px rgba(3,6,12,0.6);
}
h1{margin:0 0 12px 0;font-size:clamp(26px,4vw,40px)}
.lead{color:var(--muted);margin-bottom:18px}

/* Feature cards */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
.card{background:var(--card);padding:18px;border-radius:12px}
.card h3{margin:8px 0 6px 0}
.card p{color:var(--muted);margin:0;font-size:14px}

/* About page specifics */
.profile{
  display:flex;gap:18px;align-items:center;
}
.avatar{
  width:120px;height:120px;border-radius:16px;background:linear-gradient(180deg,#08324a,#174a3f);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:24px;
}
.stats{display:flex;gap:12px;margin-top:12px}
.stat{background:rgba(255,255,255,0.03);padding:8px 12px;border-radius:10px;color:var(--muted);font-weight:600}

/* Contact form */
.form{
  display:grid;gap:12px;
}
.input, .textarea{
  padding:12px;border-radius:10px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:inherit;
  outline:none
}
.textarea{min-height:120px;resize:vertical}
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;border:0;background:linear-gradient(90deg,var(--accent),#3dd1ff);
  color:#04202a;font-weight:700;cursor:pointer
}

/* Footer */
.footer{margin:32px 0;padding:20px 12px;border-radius:12px;background:transparent;color:var(--muted);text-align:center}

/* Responsive */
@media(max-width:900px){
  .hero{grid-template-columns:1fr; padding-bottom:8px}
  .features{grid-template-columns:repeat(2,1fr)}
  .nav{display:none}
  .hamburger{display:block}
}
@media(max-width:520px){
  .features{grid-template-columns:1fr}
  .header{padding:14px}
}
/* --- Mobile responsiveness fixes --- */

/* For small screens (max 900px width), stack the nav */
@media (max-width: 900px) {
  .nav {
    display: none; /* hidden by default */
  }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    right: 28px;
    top: 70px;
    background: var(--card);
    padding: 12px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(3,6,12,0.6);
    z-index: 1000;
  }
}

/* Single-column hero variant (used on homepage since we removed Featured Project) */
.hero-single {
  grid-template-columns: 1fr;
}