/* =========================
RESET
========================= */

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

/* =========================
BODY + LAYOUT FIX
========================= */

body{
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:#0a0f1a;
  color:#d9e1ff;
  line-height:1.65;

  min-height:100vh;
  display:flex;
  flex-direction:column;
}

/* =========================
HERO – CYBERPUNK
========================= */

.hero{
  position:relative;
  min-height:46vh;

  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;

  padding:80px 20px;

  background:
    radial-gradient(circle at 20% 30%, rgba(0,255,255,0.08), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,0,200,0.08), transparent 40%),
    linear-gradient(180deg, #06090f, #0a0f1a);

  overflow:hidden;
}

/* grid effekt */
.hero::before{
  content:"";
  position:absolute;
  inset:0;

  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);

  background-size:40px 40px;
  opacity:0.3;
}

/* GLASS */
.hero-overlay{
  position:relative;

  max-width:720px;
  width:100%;

  padding:30px 28px;

  background:rgba(20,25,40,0.55);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);

  border-radius:14px;

  border:1px solid rgba(0,255,255,0.25);

  box-shadow:
    0 0 25px rgba(0,255,255,0.15),
    0 0 60px rgba(255,0,200,0.08);
}

.hero h1{
  font-size:2.4rem;
  margin-bottom:12px;

  color:#7df9ff;

  letter-spacing:0.5px;

  text-shadow:
    0 0 10px rgba(0,255,255,0.6),
    0 0 25px rgba(0,255,255,0.4);
}

.hero p{
  font-size:1.05rem;
  color:#cfd6ff;
  opacity:0.9;
}

/* =========================
MAIN
========================= */

main{
  max-width:920px;
  margin:0 auto;
  padding:40px 18px 50px;

  display:flex;
  flex-direction:column;
  gap:30px;
}

/* =========================
CARDS
========================= */

section{
  position:relative;

  padding:26px 26px;
  border-radius:14px;

  background:rgba(20,25,40,0.6);
  backdrop-filter:blur(10px);

  border:1px solid rgba(0,255,255,0.15);

  box-shadow:
    0 10px 25px rgba(0,0,0,0.4);

  transition:0.25s ease;
}

/* neon bal csík */
section::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  height:100%;
  width:4px;

  background:linear-gradient(
    180deg,
    #00ffff,
    #ff00c8
  );

  border-radius:4px 0 0 4px;
}

/* hover */
section:hover{
  transform:translateY(-4px);

  box-shadow:
    0 15px 40px rgba(0,0,0,0.6),
    0 0 25px rgba(0,255,255,0.2);
}

/* =========================
TEXT
========================= */

h2{
  font-size:1.4rem;
  margin-bottom:12px;

  color:#7df9ff;

  border-bottom:1px solid rgba(0,255,255,0.2);
  padding-bottom:6px;
}

p{
  margin-bottom:14px;
  color:#d0d7ff;
}

section p:last-of-type{
  margin-bottom:0;
}

/* =========================
LIST
========================= */

ul{
  margin:14px 0;
  padding-left:0;
}

li{
  list-style:none;
  position:relative;

  margin:8px 0;
  padding-left:18px;
}

/* neon pont */
li::before{
  content:"";
  width:6px;
  height:6px;

  border-radius:50%;
  background:#00ffff;

  position:absolute;
  left:0;
  top:9px;

  box-shadow:0 0 8px #00ffff;
}

/* =========================
LINKS
========================= */

a{
  color:#ff4fd8;
  text-decoration:none;
  word-break:break-word;
}

a:hover{
  color:#ffffff;
  text-decoration:underline;
}

/* =========================
CODE BLOCK
========================= */

code{
  display:inline-block;

  background:#05070d;
  padding:6px 10px;

  border-radius:6px;

  border:1px solid rgba(0,255,255,0.25);

  color:#00ffff;

  font-family:monospace;
  font-size:0.9rem;

  margin-top:6px;
}

/* =========================
FOOTER FIX ✅
========================= */

footer{
  margin-top:auto;

  text-align:center;
  padding:20px 16px;

  font-size:0.9rem;
  color:#8fa4ff;

  background:rgba(10,15,26,0.9);

  border-top:1px solid rgba(0,255,255,0.15);

  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);

  letter-spacing:0.3px;
}

/* =========================
MOBILE
========================= */

@media (max-width:700px){

  .hero{
    padding:60px 16px;
  }

  .hero h1{
    font-size:1.8rem;
  }

  .hero p{
    font-size:0.95rem;
  }

  section{
    padding:20px;
  }

}