:root{
  --bg:#0d0618;
  --bg-2:#150e25;
  --card:#1a1230;
  --text:#F5F3FF;
  --muted:#C7B8FF;
  --accent:#A78BFA;
  --accent-2:#8B5CF6;
  --ring:rgba(167,139,250,.45);
  --radius:18px;
  --shadow:0 10px 35px rgba(0,0,0,.5);
  --max:1080px;
}

*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}

body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;
  background:radial-gradient(1200px 600px at 50% -10%, rgba(167,139,250,.18), transparent),
             linear-gradient(180deg,var(--bg),var(--bg-2));
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  scroll-behavior:smooth;
  min-height:100vh;
  position:relative;
}

/* Animated background particles effect */
body::before{
  content:'';
  position:fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(167,139,250,.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(139,92,246,.03) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(192,132,252,.03) 0%, transparent 50%);
  pointer-events:none;
  z-index:0;
}

a{
  color:var(--accent);
  text-decoration:none;
  transition:color .2s ease;
}

a:hover{
  text-decoration:underline;
  color:var(--accent-2);
}

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}

/* Header Styles */
header{
  position:sticky;
  top:0;
  background:rgba(13,6,24,.85);
  backdrop-filter:blur(12px) saturate(180%);
  -webkit-backdrop-filter:blur(12px) saturate(180%);
  border-bottom:1px solid rgba(167,139,250,.25);
  z-index:50;
  box-shadow:0 4px 20px rgba(0,0,0,.2);
}

.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 0;
  gap:12px;
}

nav{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  white-space:nowrap;
  -webkit-overflow-scrolling:touch;
}

nav a{
  font-weight:500;
  padding:8px 14px;
  border-radius:10px;
  transition:all .25s ease;
  position:relative;
}

nav a::after{
  content:'';
  position:absolute;
  bottom:4px;
  left:50%;
  transform:translateX(-50%) scaleX(0);
  width:60%;
  height:2px;
  background:linear-gradient(90deg, transparent, var(--accent), transparent);
  transition:transform .3s ease;
}

nav a:hover{
  background:rgba(167,139,250,.12);
  transform:translateY(-1px);
}

nav a:hover::after{
  transform:translateX(-50%) scaleX(1);
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:.3px;
  font-size:20px;
  background:linear-gradient(135deg, var(--text), var(--accent));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

.logo svg{
  width:38px;
  height:38px;
  filter:drop-shadow(0 2px 8px rgba(167,139,250,.3));
  transition:transform .3s ease;
}

.logo:hover svg{
  transform:scale(1.1) rotate(5deg);
}

/* Section Styles */
section{
  padding:80px 0;
  position:relative;
}

h1,h2{
  font-weight:700;
  background:linear-gradient(135deg, var(--text), var(--muted));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

h1{
  font-size:clamp(32px,5vw,56px);
  line-height:1.1;
  margin-bottom:16px;
  text-shadow:0 4px 20px rgba(167,139,250,.2);
}

h2{
  font-size:clamp(24px,3vw,36px);
  margin-bottom:14px;
  position:relative;
  display:inline-block;
}

h2::after{
  content:'';
  position:absolute;
  bottom:-6px;
  left:0;
  width:60px;
  height:3px;
  background:linear-gradient(90deg, var(--accent), transparent);
  border-radius:2px;
}

p{
  font-size:18px;
  line-height:1.6;
  color:#e3dcff;
}

.lead{
  max-width:900px;
  color:#d3c8ff;
}

/* Hero Section */
.hero{
  text-align:center;
  position:relative;
  overflow:hidden;
  animation:fadeIn 1.2s ease;
}

.hero::before{
  content:'';
  position:absolute;
  top:-100px;
  left:-100px;
  width:300px;
  height:300px;
  background:radial-gradient(circle,#8B5CF6,transparent 70%);
  opacity:.25;
  filter:blur(80px);
  animation:float 6s ease-in-out infinite;
}

.hero::after{
  content:'';
  position:absolute;
  bottom:-100px;
  right:-100px;
  width:300px;
  height:300px;
  background:radial-gradient(circle,#C084FC,transparent 70%);
  opacity:.25;
  filter:blur(80px);
  animation:float 8s ease-in-out infinite reverse;
}

.hero .subtitle{
  font-size:20px;
  max-width:820px;
  margin:0 auto;
  color:#d0c2ff;
  animation:fadeInUp 1.5s ease;
}

/* Card Styles */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:20px;
  margin-top:28px;
}

.card{
  background:linear-gradient(180deg,rgba(38,18,68,.6),rgba(22,12,40,.7));
  border:1px solid rgba(167,139,250,.22);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
  transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);
  animation:fadeInUp 1.3s ease;
  position:relative;
  overflow:hidden;
}

.card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background:linear-gradient(135deg, rgba(167,139,250,.05), transparent);
  opacity:0;
  transition:opacity .3s ease;
  pointer-events:none;
}

.card:hover::before{
  opacity:1;
}

.card:hover{
  transform:translateY(-6px) scale(1.02);
  box-shadow:0 20px 50px rgba(167,139,250,.2), 0 15px 40px rgba(0,0,0,.6);
  border-color:rgba(167,139,250,.4);
}

.card h3{
  margin-bottom:12px;
  color:#E9E4FF;
  font-size:1.25rem;
  position:relative;
  z-index:1;
}

.card ul{
  margin-top:8px;
  line-height:1.8;
  list-style:none;
  position:relative;
  z-index:1;
}

.card ul li{
  padding-left:24px;
  position:relative;
  transition:transform .2s ease, color .2s ease;
}

.card ul li::before{
  content:'→';
  position:absolute;
  left:0;
  color:var(--accent);
  font-weight:bold;
  opacity:.6;
  transition:opacity .2s ease, transform .2s ease;
}

.card ul li:hover{
  transform:translateX(4px);
  color:var(--text);
}

.card ul li:hover::before{
  opacity:1;
  transform:translateX(2px);
}

.card p{
  position:relative;
  z-index:1;
}

.role-section{
  margin-bottom:24px;
  padding-bottom:20px;
  border-bottom:1px solid rgba(167,139,250,.1);
}

.role-section:last-child{
  margin-bottom:0;
  padding-bottom:0;
  border-bottom:none;
}

.role-section h4{
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:1px;
  margin-bottom:10px;
  opacity:.9;
}

.role-section ul{
  margin-top:0;
}

.role-section ul li{
  margin-bottom:4px;
}

.role-section ul li span{
  display:block;
  margin-top:4px;
  font-weight:normal;
}

/* PDF Link Styles */
.pdf-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px;
  background:rgba(167,139,250,.08);
  border-radius:12px;
  margin-bottom:12px;
  transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration:none;
  color:var(--text);
  position:relative;
  overflow:hidden;
}

.pdf-link::before{
  content:'';
  position:absolute;
  left:0;
  top:0;
  width:4px;
  height:100%;
  background:linear-gradient(180deg, var(--accent), var(--accent-2));
  transform:scaleY(0);
  transition:transform .3s ease;
}

.pdf-link:hover::before{
  transform:scaleY(1);
}

.pdf-link:hover{
  background:rgba(167,139,250,.15);
  transform:translateX(6px);
  box-shadow:0 4px 12px rgba(167,139,250,.2);
}

.pdf-link:last-child{
  margin-bottom:0;
}

.pdf-link span{
  flex:1;
  font-weight:500;
  color:#E9E4FF;
  position:relative;
  z-index:1;
}

.pdf-link .pdf-badge{
  background:rgba(167,139,250,.2);
  color:var(--accent);
  padding:6px 8px;
  border-radius:6px;
  font-size:12px;
  font-weight:600;
  margin-left:12px;
  position:relative;
  z-index:1;
  transition:all .2s ease;
  min-width:40px;
  text-align:center;
}

.pdf-link:hover .pdf-badge{
  background:rgba(167,139,250,.3);
  transform:scale(1.05);
}

/* GitHub Button */
.github-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:18px 32px;
  background:linear-gradient(135deg, rgba(167,139,250,.15), rgba(139,92,246,.15));
  border:1px solid rgba(167,139,250,.3);
  border-radius:12px;
  color:var(--text);
  font-weight:600;
  font-size:18px;
  text-decoration:none;
  transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow:0 4px 12px rgba(167,139,250,.1);
}

.github-button:hover{
  background:linear-gradient(135deg, rgba(167,139,250,.25), rgba(139,92,246,.25));
  border-color:rgba(167,139,250,.5);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(167,139,250,.25);
  text-decoration:none;
}

.github-button svg{
  transition:transform .3s ease;
}

.github-button:hover svg{
  transform:scale(1.1) rotate(5deg);
}

/* Footer */
footer{
  padding:40px 0;
  text-align:center;
  color:#cfc3ff;
  border-top:1px solid rgba(167,139,250,.2);
  position:relative;
}

/* Animations */
@keyframes fadeIn{
  from{
    opacity:0;
  }
  to{
    opacity:1;
  }
}

@keyframes fadeInUp{
  from{
    opacity:0;
    transform:translateY(20px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}

@keyframes float{
  0%, 100%{
    transform:translate(0, 0) scale(1);
  }
  50%{
    transform:translate(30px, -30px) scale(1.1);
  }
}

/* Mobile Styles */
@media (max-width: 640px){
  .wrap{
    padding:0 16px;
  }
  
  .nav-inner{
    padding:12px 0;
  }
  
  .brand{
    font-size:18px;
  }
  
  .logo svg{
    width:30px;
    height:30px;
  }
  
  nav a{
    padding:6px 8px;
    font-size:14px;
  }
  
  section{
    padding:48px 0;
  }
  
  h1{
    font-size:clamp(28px,8vw,40px);
  }
  
  h2{
    font-size:clamp(20px,6vw,28px);
  }
  
  p{
    font-size:16px;
    line-height:1.7;
  }
  
  .hero .subtitle{
    font-size:16px;
  }
  
  .hero::before,
  .hero::after{
    display:none;
  }
  
  .cards{
    grid-template-columns:1fr;
  }
  
  .card{
    padding:18px;
  }
  
  .card:hover{
    transform:translateY(-2px) scale(1);
  }
  
  ul{
    padding-left:18px;
  }
}

/* Small Tablets */
@media (min-width: 641px) and (max-width: 900px){
  .wrap{
    padding:0 20px;
  }
  
  .cards{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}