:root{
  --bg:#0b0f1a;
  --bg-alt:#12182b;
  --card:#161b2f;
  --text:#eaf0ff;
  --muted:#9fb1d1;
  --primary:#4f7cff;
  --accent:#00d4ff;
  --shadow:0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
  scroll-behavior:smooth;
  font-size:18px;
  line-height:1.5;
  padding-top:85px; /* account for nav height */
}

.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Nav */
.nav{
  position:fixed;top:0;left:0;right:0;
  display:flex;align-items:center;justify-content:center;
  padding:16px 20px;z-index:1000;
  background:rgba(11,15,26,0.95);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(0,212,255,0.1);
  min-height:75px;
}
.nav-left{display:flex;align-items:center;gap:35px}
.nav-right{display:flex;align-items:center;gap:20px}
.nav-brand{color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.2px;font-size:1.6rem}
.nav-toggle{background:none;border:none;display:none;flex-direction:column;gap:4px;cursor:pointer}
.nav-toggle span{width:26px;height:3px;background:var(--text);border-radius:2px}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{color:var(--muted);text-decoration:none;font-size:1.15rem;font-weight:700;transition:color 0.3s ease;padding:6px 10px;border-radius:6px}
.nav-links a:hover{color:var(--accent);background:rgba(0,212,255,0.08)}
.nav-links .btn-small{padding:10px 16px}

/* Hero */
.hero{position:relative;min-height:85vh;display:flex;flex-direction:column;justify-content:center}
.hero-media{position:absolute;inset:0;overflow:hidden}
.hero-img{width:100%;height:100%;object-fit:cover;filter:brightness(.55)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.5) 80%)}
.hero-content{position:relative;z-index:2;max-width:900px;margin:0 auto;padding:120px 20px 60px;text-align:center}
.hero-kicker{color:#00e5ff;font-weight:700;margin:0 0 8px;font-size:1.1rem;text-transform:uppercase;letter-spacing:1px}
.hero-title{font-size:3.8rem;margin:0 0 12px;color:#ffffff;font-weight:800;letter-spacing:-0.5px}
.hero-subtitle{color:#e0e7ff;max-width:850px;margin:0 auto 22px;font-size:1.15rem;line-height:1.6}

.btn{display:inline-block;border-radius:8px;text-decoration:none;font-weight:700;font-size:1rem}
.btn-primary{background:var(--primary);color:#fff;padding:13px 22px;box-shadow:0 4px 15px rgba(79,124,255,0.4);border:none;cursor:pointer;transition:all 0.3s ease}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(79,124,255,0.6)}
.btn-outline{border:2px solid rgba(255,255,255,0.3);color:var(--text);padding:11px 20px;background:transparent;transition:all 0.3s ease}
.btn-outline:hover{border-color:var(--accent);background:rgba(0,212,255,0.1)}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease, transform .6s ease}
.visible{opacity:1;transform:none}

/* Floating blob for motion in hero */
.floating-blob{position:absolute;right:-6%;top:10%;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle at 30% 30%, rgba(37,99,235,0.12), rgba(6,182,212,0.06) 40%, transparent 60%);filter:blur(26px);transform:translate3d(0,0,0);transition:transform .18s linear}
.floating-blob::after{content:"";position:absolute;inset:40px;border-radius:50%;background:radial-gradient(circle at 60% 60%, rgba(37,99,235,0.04), rgba(6,182,212,0.02));}

@keyframes floaty {0% {transform: translateY(0)} 50% {transform: translateY(-14px)} 100% {transform: translateY(0)}}
.floating-blob{animation:floaty 6s ease-in-out infinite}

/* Ensure skills section stands out and is visible */
#skills{scroll-margin-top:110px}

.hero-carousel{position:absolute;inset:0;overflow:hidden}
.carousel-slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .8s ease;will-change:opacity}
.carousel-slide.active{opacity:1}
.carousel-caption{position:absolute;left:50%;transform:translateX(-50%);bottom:40px;background:rgba(0,0,0,0.85);color:#ffffff;padding:14px 22px;border-radius:10px;font-weight:700;z-index:40;backdrop-filter:blur(8px);font-size:1.1rem;border:1px solid rgba(0,212,255,0.3);box-shadow:0 8px 24px rgba(0,0,0,0.6)}

/* inner nav container to align with page content */
.nav-inner{max-width:1100px;width:100%;display:flex;align-items:center;justify-content:space-between;padding:0 20px;flex:1;gap:30px}

/* Slightly larger hero on small screens for prominence */
@media (max-width: 640px){
  .hero-title{font-size:2.4rem}
  .floating-blob{display:none}
}

/* Sections */
.section{padding:70px 0;border-top:1px solid rgba(255,255,255,.06)}
.section-alt{background:var(--bg-alt)}
.section-title{font-size:2.4rem;margin:0 0 8px}
.section-subtitle{color:var(--muted);margin:0 0 26px;font-size:1.05rem}

.grid{display:grid;gap:20px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card{
  background:var(--card);border:1px solid rgba(16,24,40,0.06);
  border-radius:14px;padding:22px;box-shadow:var(--shadow)
}
.card h3{margin:0 0 8px}
.bullet{padding-left:18px;margin:8px 0 0}
.bullet li{margin:6px 0;color:#d5e2ff}

/* Services */
.service{background:var(--card);border:1px solid rgba(16,24,40,0.06);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.service img{width:100%;height:200px;object-fit:cover;display:block;flex-shrink:0}
.service-content{padding:18px;background:var(--card);flex-grow:1;display:flex;flex-direction:column}
.service h3{margin:0 0 8px;color:var(--text);font-size:1.1rem;font-weight:700}
.service p{margin:0;color:var(--text);line-height:1.6;font-size:0.95rem}

/* Projects */
.project{position:relative;overflow:hidden;transition:transform 0.3s ease, box-shadow 0.3s ease}
.project:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(0,0,0,0.5)}
.project img{width:100%;height:220px;object-fit:cover;border-radius:12px 12px 0 0;transition:transform 0.3s ease}
.project:hover img{transform:scale(1.05)}
.project-content{padding:16px}
.project h3{margin:0 0 8px;font-size:1.2rem;color:var(--text)}
.project-desc{color:var(--muted);font-size:0.95rem;margin:0 0 12px;line-height:1.5}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.tags span{background:#213157;color:#cfe0ff;font-size:.85rem;padding:6px 10px;border-radius:999px}
.project-actions{display:flex;gap:10px;margin-top:12px}
.project-actions a{display:inline-block;padding:8px 12px;border-radius:6px;text-decoration:none;font-size:0.9rem;font-weight:600;transition:all 0.3s ease}
.project-actions .btn-live{background:var(--primary);color:#fff}
.project-actions .btn-live:hover{background:#3b5bdb;transform:scale(1.05)}
.project-actions .btn-github{border:1px solid var(--accent);color:var(--accent);background:transparent}
.project-actions .btn-github:hover{background:var(--accent);color:#0b0f1a}

/* Contact */
.contact-form .btn{margin-top:8px}
.contact-grid{
  margin-top:26px;
  display:grid;gap:18px;
  grid-template-columns:repeat(3,1fr)
}
.contact-card{background:var(--card);border:1px solid rgba(16,24,40,0.06);border-radius:14px;padding:16px}
.contact-card a{color:var(--primary);text-decoration:none}
.contact-card a:hover{color:var(--primary)}

/* Experience timeline */
.timeline{position:relative;margin:20px 0;padding-left:24px}
.timeline:before{content:"";position:absolute;left:10px;top:0;bottom:0;width:2px;background:rgba(255,255,255,.25)}
.timeline-item{position:relative;margin-bottom:18px}
.timeline-marker{position:absolute;left:-2px;top:6px;width:10px;height:10px;background:var(--accent);border-radius:50%}
.timeline-content h3{margin:0 0 6px}
.quote{color:#cfe0ff;margin-top:10px;font-style:italic}

/* Quick links & socials */
.quick-links .links{display:flex;gap:16px;flex-wrap:wrap}
.socials{display:flex;gap:14px;margin-top:10px}
.socials img{width:22px;height:22px;filter:none}

/* Footer */
.footer{border-top:1px solid rgba(16,24,40,0.06);padding:26px 0;background:var(--bg-alt)}
.footer-inner{display:flex;gap:18px;justify-content:space-between;align-items:center;flex-wrap:wrap;color:var(--text)}

/* Responsive */
@media (max-width: 980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:repeat(2,1fr)}
  .nav-inner{flex-direction:column;gap:16px}
  .nav-left{flex-direction:column;align-items:flex-start;width:100%}
  .nav-links{width:100%;flex-wrap:wrap}
}
@media (max-width: 768px){
  body{padding-top:75px}
  .hero-title{font-size:2.8rem}
  .section-title{font-size:2rem}
  .grid-3{grid-template-columns:1fr}
  .project-actions{flex-wrap:wrap}
  .nav-links{gap:16px;font-size:1rem}
  .nav-brand{font-size:1.4rem}
}
@media (max-width: 640px){
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .nav-toggle{display:flex}
  .nav-brand{font-size:1.2rem}
  .nav-links{position:absolute;top:75px;right:20px;background:rgba(11,15,26,.98);padding:14px;border-radius:10px;display:none;flex-direction:column;gap:14px;width:auto;font-size:1rem}
  .nav-links.show{display:flex}
  .nav-right{position:absolute;right:20px}
  .hero-title{font-size:2.1rem}
  .hero-subtitle{font-size:1rem}
  .project-actions{gap:8px}
  .project-actions a{padding:6px 10px;font-size:0.8rem}
  .nav-inner{flex-direction:row;justify-content:space-between;width:100%;padding:0}
}