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

body{
  font-family:'Poppins',sans-serif;
  background: radial-gradient(circle at top, #0b2d72, #000);
  color:#fff;
}

/* NAVBAR */
header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 50px;
  position:fixed;
  width:100%;
  top:0;
  background:rgba(255,255,255,0.05);
  backdrop-filter:blur(15px);
  z-index:1000;
}
nav a{
  margin:0 15px;
  color:#fff;
  text-decoration:none;
}
nav a:hover{
  color:#0992c2;
}

/* HERO */
.hero{
  height:100vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  background: linear-gradient(rgba(0,0,0,0.6), rgba(11,45,114,0.8)),
              url('https://images.unsplash.com/photo-1529156069898-49953e39b3ac');
  background-size:cover;
}
.hero h1{
  font-size:3.5rem;
  text-shadow:0 0 20px rgba(9,146,194,0.7);
}
.hero p{
  opacity:0.8;
}
.btn{
  margin-top:20px;
  padding:12px 25px;
  border-radius:30px;
  border:none;
  cursor:pointer;
}
.btn-primary{
  background:#0992c2;
  color:#fff;
  box-shadow:0 0 20px rgba(9,146,194,0.6);
}
.btn-primary:hover{
  transform:scale(1.05);
}

/* SECTION */
.section{
  padding:80px 20px;
  text-align:center;
}

/* CARDS */
.cards{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
}
.card{
  background:rgba(255,255,255,0.08);
  backdrop-filter:blur(10px);
  border-radius:20px;
  padding:25px;
  margin:15px;
  width:260px;
  transition:0.4s;
}
.card:hover{
  transform:translateY(-10px);
  box-shadow:0 0 25px rgba(9,146,194,0.7);
}

/* FORM */
input, textarea{
  width:80%;
  padding:12px;
  margin:10px;
  border-radius:10px;
  border:none;
}

/* FOOTER */
footer{
  padding:20px;
  background:#000;
  text-align:center;
}

/* =========================
   SLAM BOOK - CINEMATIC UI
========================= */

.slam-container {
  width: 80%;
  max-width: 900px;
  margin: auto;
  padding: 40px;
  border-radius: 20px;

  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(20px);

  box-shadow: 0 0 40px rgba(9,146,194,0.25);

  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

/* INPUT FIELDS */
.slam-container input,
.slam-container textarea {
  padding: 14px;
  border-radius: 12px;
  border: none;
  outline: none;

  background: rgba(255,255,255,0.08);
  color: #fff;

  backdrop-filter: blur(10px);
  transition: 0.3s;
}

/* FOCUS EFFECT */
.slam-container input:focus,
.slam-container textarea:focus {
  box-shadow: 0 0 15px rgba(9,146,194,0.7);
}

/* TEXTAREA FULL WIDTH */
.slam-container textarea {
  grid-column: span 2;
  height: 120px;
}

/* BUTTON FULL WIDTH */
.slam-container button {
  grid-column: span 2;
  margin-top: 10px;
}

/* STATUS MESSAGE */
#statusMsg {
  grid-column: span 2;
  text-align: center;
  margin-top: 10px;
  font-weight: 500;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .slam-container {
    grid-template-columns: 1fr;
  }

  .slam-container textarea,
  .slam-container button,
  #statusMsg {
    grid-column: span 1;
  }
}