:root{
  --bg:#07070c;
  --panel:#111118;
  --accent:#00f0ff;
  --text:#ffffff;
  --muted:#9aa0b5;
}

*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,sans-serif}

body{
  background:var(--bg);
  color:var(--text);
  overflow-x:hidden;
}

/* NAV */
.nav{
  position:fixed;
  top:0;
  width:100%;
  padding:20px 8%;
  display:flex;
  justify-content:space-between;
  backdrop-filter:blur(10px);
  background:rgba(7,7,12,.7);
  z-index:10;
}

.logo{font-weight:700;font-size:1.2rem}
.logo span{color:var(--accent)}

.nav a{margin-inline-start:20px;color:var(--muted)}

/* HERO */
.hero{
  min-height:100vh;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  align-items:center;
  padding:120px 8%;
}

.hero h1{font-size:3rem}
.hero h1 span{display:block;color:var(--accent);font-size:1.2rem}

.hero p{margin:25px 0;color:var(--muted)}

.actions .btn{
  padding:14px 30px;
  border-radius:30px;
  background:var(--accent);
  color:#000;
  margin-inline-end:15px;
}

.btn.ghost{
  background:none;
  color:var(--accent);
  border:1px solid var(--accent);
}

/* Illustration */
.hero-art{
  position:relative;
  height:300px;
}

.hero-art span{
  position:absolute;
  inset:0;
  border-radius:50%;
  background:radial-gradient(circle,var(--accent),transparent 60%);
  filter:blur(80px);
  animation:pulse 6s infinite alternate;
}

.hero-art span:nth-child(2){animation-delay:2s}
.hero-art span:nth-child(3){animation-delay:4s}

@keyframes pulse{
  from{transform:scale(.8)}
  to{transform:scale(1.2)}
}

/* Sections */
section{padding:100px 8%}
h2{margin-bottom:40px;font-size:2rem}

/* Stats */
.stats{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  text-align:center;
}

.stats strong{font-size:2.2rem;color:var(--accent)}

/* Cards */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:25px;
}

.card, blockquote{
  background:var(--panel);
  padding:30px;
  border-radius:18px;
  transition:.3s;
}

.card:hover{
  transform:translateY(-10px);
  box-shadow:0 0 40px rgba(0,240,255,.15);
}

.card span, blockquote span{
  display:block;
  margin-top:10px;
  color:var(--muted);
}

/* Skills */
.skill{
  margin-bottom:20px;
  background:var(--panel);
  padding:15px;
  border-radius:12px;
}

.skill i{
  display:block;
  height:6px;
  margin-top:10px;
  background:var(--accent);
  border-radius:6px;
  animation:load 2s ease;
}

@keyframes load{
  from{width:0}
}

/* Contact */
.contact{text-align:center}

/* WhatsApp */
.whatsapp{
  position:fixed;
  bottom:25px;
  right:25px;
  background:#25d366;
  padding:15px;
  border-radius:50%;
  font-size:22px;
  animation:float 2s infinite alternate;
}

@keyframes float{
  from{transform:translateY(0)}
  to{transform:translateY(-8px)}
}