/* ===== RESET / BASE ===== */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height:1.6;
  background:var(--bg);
  color:var(--text);
}

/* ===== THEME ===== */
:root{
  --bg:#07090d;
  --bg-soft:#0e121a;
  --card:#0f1520;
  --text:#e8ecf4;
  --muted:#aab3c5;
  --accent:#7c5cff;
  --accent-2:#3ddc97;
  --border:rgba(255,255,255,0.08);
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

html[data-theme="light"]{
  --bg:#f6f7fb;
  --bg-soft:#ffffff;
  --card:#ffffff;
  --text:#0b1020;
  --muted:#5b6478;
  --border:rgba(10,16,32,0.1);
  --shadow: 0 10px 25px rgba(20,20,40,0.08);
}

/* ===== LAYOUT ===== */
.container{width:min(1100px, 92vw);margin:0 auto}
.section{padding:84px 0}
.section-head{
  display:flex;align-items:end;justify-content:space-between;
  margin-bottom:22px;gap:12px
}
.section-head h2{font-size:clamp(1.6rem, 2.5vw, 2.2rem)}
.section-head p{color:var(--muted)}

/* ===== NAV ===== */
.nav-wrap{
  position:sticky;top:0;z-index:50;
  background:rgba(7,9,13,0.6);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
html[data-theme="light"] .nav-wrap{
  background:rgba(246,247,251,0.7);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;
}
.logo{
  font-weight:800;font-size:1.2rem;text-decoration:none;color:var(--text)
}
.logo span{color:var(--accent)}
.nav-links{display:flex;gap:18px}
.nav-links a{
  text-decoration:none;color:var(--muted);font-weight:600;font-size:0.95rem
}
.nav-links a:hover{color:var(--text)}
.nav-actions{display:flex;align-items:center;gap:8px}
.icon-btn{
  border:1px solid var(--border);background:var(--bg-soft);
  color:var(--text);padding:8px 10px;border-radius:10px;
  cursor:pointer;box-shadow:var(--shadow)
}
.burger{display:none}

/* ===== HERO ===== */
.hero{
  display:grid;grid-template-columns:1.2fr 0.8fr;
  gap:26px;align-items:center;padding:64px 0 10px;
}
.eyebrow{
  color:var(--accent-2);font-weight:700;letter-spacing:0.12em;
  text-transform:uppercase;font-size:0.8rem;margin-bottom:10px
}
.hero h1{font-size:clamp(2rem, 4vw, 3.2rem);line-height:1.15}
.accent{color:var(--accent)}
.muted{color:var(--muted)}
.subtitle{margin:12px 0 18px;color:var(--muted);max-width:52ch}
.cta-row{display:flex;gap:12px;margin-bottom:18px}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 14px;border-radius:12px;text-decoration:none;
  font-weight:700;border:1px solid var(--border);cursor:pointer;
}
.btn.primary{
  background:linear-gradient(135deg, var(--accent), #4b8bff);
  color:white;border:none;
}
.btn.ghost{background:transparent;color:var(--text)}
.btn:hover{transform:translateY(-1px)}

/* ===== STATS ===== */
.stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:10px
}
.stat{
  background:var(--card);border:1px solid var(--border);
  padding:14px;border-radius:14px;box-shadow:var(--shadow);text-align:center
}
.stat h3{font-size:1.6rem}
.stat p{color:var(--muted);font-size:0.9rem}

/* ===== PROFILE CARD ===== */
.profile-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow)
}
.profile-card img{width:100%;height:320px;object-fit:cover}
.profile-meta{padding:14px}
.socials{display:flex;gap:8px;margin-top:8px}
.socials a{
  border:1px solid var(--border);padding:5px 8px;border-radius:8px;
  text-decoration:none;color:var(--text);font-weight:700;background:var(--bg-soft)
}
.socials.big a{padding:8px 10px}

/* ===== CARDS / GRIDS ===== */
.card{
  background:var(--card);border:1px solid var(--border);
  padding:18px;border-radius:16px;box-shadow:var(--shadow)
}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ===== CHIPS / SKILLS ===== */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 14px}
.chips span{
  background:var(--bg-soft);border:1px solid var(--border);
  padding:6px 8px;border-radius:999px;font-weight:600;font-size:0.85rem
}
.skill-bars{display:grid;gap:10px}
.skill-top{display:flex;justify-content:space-between;color:var(--muted);font-weight:600}
.bar{
  margin-top:6px;height:8px;background:var(--bg-soft);
  border-radius:999px;overflow:hidden;border:1px solid var(--border)
}
.bar > div{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2))}

/* ===== TIMELINE ===== */
.timeline{display:grid;gap:14px;position:relative}
.timeline-item{display:grid;grid-template-columns:20px 1fr;gap:12px;align-items:start}
.timeline-item .dot{
  width:12px;height:12px;border-radius:50%;
  background:var(--accent);margin-top:12px;box-shadow:0 0 0 4px rgba(124,92,255,0.2)
}
.timeline ul{margin-top:8px;padding-left:18px}
.timeline li{margin-bottom:6px}

/* ===== PROJECTS ===== */
.projects-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px
}
.project-top{display:flex;gap:8px;margin-bottom:8px}
.tag{
  font-size:0.8rem;font-weight:700;color:white;
  background:var(--accent);padding:4px 8px;border-radius:999px
}
.tag.ghost{
  background:transparent;color:var(--muted);border:1px dashed var(--border)
}
.project h3{margin-bottom:6px}
.project-metrics{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}
.project-metrics li{
  list-style:none;background:var(--bg-soft);
  border:1px solid var(--border);padding:6px 8px;border-radius:10px;font-weight:700
}
.link{text-decoration:none;color:var(--accent);font-weight:700}

/* ===== TESTIMONIALS ===== */
.testimonials-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px
}
.person{display:flex;gap:10px;align-items:center;margin-top:12px}
.avatar{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;font-weight:800;
  background:var(--bg-soft);border:1px solid var(--border)
}

/* ===== CONTACT ===== */
.contact-form{display:grid;gap:10px}
.contact-form label{display:grid;gap:6px;font-weight:700;font-size:0.95rem}
.contact-form input, .contact-form textarea{
  background:var(--bg-soft);border:1px solid var(--border);
  color:var(--text);padding:10px;border-radius:10px;outline:none
}
.contact-form input:focus, .contact-form textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(124,92,255,0.2)
}
.tiny{font-size:0.8rem}

/* ===== FOOTER ===== */
.footer{
  padding:30px 0;color:var(--muted);text-align:center
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px){
  .hero{grid-template-columns:1fr}
  .projects-grid, .testimonials-grid{grid-template-columns:1fr 1fr}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width: 640px){
  .nav-links{
    position:fixed;inset:60px 0 auto 0;background:var(--bg);
    padding:14px;border-bottom:1px solid var(--border);
    display:none;flex-direction:column;gap:10px
  }
  .nav-links.open{display:flex}
  .burger{display:inline-flex}
  .projects-grid, .testimonials-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
}