:root{
  --bg:#6a6afe;
  --card:#0f1112;
  --muted:#9aa3a8;
  --accent:#d8b56a; /* subtle gold */
  --glass: rgba(255,255,255,0.03);
  --text:#e9eef1;
  --radius:14px;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(180deg, #050505 0%, #0b0b0c 100%);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}

/* ====== THEME TOGGLE ====== */
.theme-toggle {
  background: none;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text);
  font-size: 18px;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  margin-left: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.theme-toggle:hover {
  background: rgba(255,255,255,0.1);
}

/* ====== LIGHT THEME ====== */
body.light {
  --bg: #f8f8fb;
  --card: #ffffff;
  --text: #111;
  --muted: #444;
  --accent: #2b60e0;
  background: var(--bg);
  color: var(--text);
}
body.light .topbar,
body.light .footer {
  border-color: rgba(0,0,0,0.05);
}
body.light a {
  color: var(--accent);
}
body.light .btn-outline {
  border-color: rgba(0,0,0,0.1);
  color: #111;
}
body.light .btn-primary {
  background: linear-gradient(90deg, var(--accent), #648aff);
  color: #fff;
}
body.light .project-card,
body.light .contact-form {
  border-color: rgba(0,0,0,0.05);
}
body.light .photo-card {
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}


/* container */
.container{max-width:1100px;margin:0 auto;padding:28px}

/* Topbar */
.topbar{position:sticky;top:0;backdrop-filter: blur(6px);z-index:40;border-bottom:1px solid rgba(255,255,255,0.03)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;gap:12px;align-items:center}
.logo{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,#111 #222);font-weight:700;color:var(--accent)}
.name{font-weight:700}
.role{font-size:12px;color:var(--muted)}

/* nav */
.nav{display:flex;gap:14px;align-items:center}
.nav a{color:var(--muted);text-decoration:none;font-size:14px}
.nav a:hover{color:var(--text)}
.btn-outline{border:1px solid rgba(255,255,255,0.06);padding:8px 12px;border-radius:10px;color:var(--text);text-decoration:none}
.btn-primary{background:linear-gradient(90deg,var(--accent),#eccc8b);color:#071117;padding:10px 16px;border-radius:12px;text-decoration:none;font-weight:600}
.btn-ghost{color:var(--text);text-decoration:underline}

/* hero */
.hero{padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1fr 420px;gap:28px;align-items:center}
.hero-left h1{font-size:40px;margin:0 0 8px}
.hero-left h1 span{color:var(--accent)}
.lead{color:var(--muted);max-width:52ch}
.cta{margin-top:18px;display:flex;gap:10px;align-items:center}
.contact-inline{list-style:none;padding:0;margin:16px 0 0;display:flex;gap:12px;color:var(--muted);font-size:14px}

/* photo card */
.photo-card{background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);padding:14px;border-radius:14px;display:flex;flex-direction:column;align-items:center;box-shadow:0 6px 20px rgba(0,0,0,0.6)}
.photo-card img{width:320px;height:420px;object-fit:cover;border-radius:10px;display:block}
.photo-caption{margin-top:12px;color:var(--muted);font-size:13px}

/* sections */
.section{padding:54px 0}
.section.alt{background:linear-gradient(180deg, rgba(255,255,255,0.01), transparent)}
h2{margin:0 0 18px;font-size:22px}
.about-grid{display:grid;grid-template-columns:1fr 260px;gap:18px;align-items:start}
.about-text p{color:var(--muted)}
.stat{background:var(--glass);padding:16px;border-radius:12px;margin-bottom:12px}
.stat .num{font-weight:700;font-size:20px}
.skills-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.skill-block{background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);padding:16px;border-radius:12px}

/* projects */
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.project-card{background:var(--card);padding:16px;border-radius:12px;border:1px solid rgba(255,255,255,0.03)}
.project-card .proj-head{display:flex;align-items:center;justify-content:space-between}
.project-card p{color:var(--muted);font-size:14px}
.tag{font-size:12px;color:var(--muted);background:rgba(255,255,255,0.02);padding:6px;border-radius:8px}

/* actions */
.proj-actions{display:flex;gap:10px;margin-top:10px}
.link{color:var(--accent);text-decoration:none}
.btn-mini{background:transparent;border:1px solid rgba(255,255,255,0.03);padding:6px 8px;border-radius:8px;color:var(--text);cursor:pointer}

/* achievements */
.achieve-list{list-style:disc;padding-left:20px;color:var(--muted)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 420px;gap:18px;align-items:start}
.contact-form{background:var(--card);padding:16px;border-radius:12px;border:1px solid rgba(255,255,255,0.03)}
.contact-form label{display:block;margin-bottom:12px;color:var(--muted);font-size:14px}
.contact-form input,.contact-form textarea{width:100%;padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--text)}
.form-actions{display:flex;gap:10px;align-items:center;margin-top:8px}
.form-notice{margin-top:10px;color:var(--muted);font-size:13px}

/* footer */
.footer{border-top:1px solid rgba(255,255,255,0.03);padding:16px 0;margin-top:28px;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;align-items:center}

/* Modal */
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,0.6);z-index:80}
.modal[aria-hidden="false"]{display:flex}
.modal-content{background:linear-gradient(180deg,#071213,#0c1011);padding:20px;border-radius:12px;max-width:760px;width:95%;color:var(--text);position:relative}
.modal-close{position:absolute;right:12px;top:12px;background:transparent;border:0;color:var(--muted);font-size:18px;cursor:pointer}

/* responsive */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .projects-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .nav{display:none}
  #mobileToggle{display:block}
}
@media (max-width:640px){
  .projects-grid{grid-template-columns:1fr}
  .photo-card img{width:260px;height:330px}
  .topbar-inner{padding:12px}
}