/* ========================= */
/* GLOBAL */
/* ========================= */

*{

  margin:0;

  padding:0;

  box-sizing:border-box;

}


body{

  font-family:Arial,sans-serif;

  background:#f1f5f9;

  color:#111827;

  line-height:1.6;

}


/* ========================= */
/* HEADER */
/* ========================= */

.header{

  background:#0b1736;

  color:white;

  padding:50px 20px;

}


.topbar{

  width:90%;

  max-width:1200px;

  margin:auto;

}


.topbar h1{

  font-size:56px;

  margin-bottom:12px;

}


.topbar p{

  font-size:22px;

  opacity:0.9;

}


/* ========================= */
/* HERO SECTION */
/* ========================= */

.hero-section{

  width:90%;

  max-width:1200px;

  margin:70px auto;

}


.hero-content h2{

  font-size:48px;

  margin-bottom:20px;

  color:#0f172a;

}


.hero-content p{

  font-size:20px;

  margin-bottom:40px;

  color:#475569;

}


/* ========================= */
/* HERO GRID */
/* ========================= */

.hero-grid{

  display:grid;

  grid-template-columns:
    repeat(auto-fit,minmax(250px,1fr));

  gap:25px;

}


.hero-box{

  background:white;

  padding:30px;

  border-radius:18px;

  box-shadow:
    0 4px 18px rgba(0,0,0,0.08);

  transition:0.3s;

}


.hero-box:hover{

  transform:translateY(-5px);

}


.hero-box h3{

  font-size:24px;

  margin-bottom:15px;

  color:#0f172a;

}


.hero-box p{

  color:#475569;

  line-height:1.8;

}


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

.container{

  width:90%;

  max-width:1200px;

  margin:60px auto;

}


/* ========================= */
/* CARD */
/* ========================= */

.card{

  background:white;

  padding:45px;

  border-radius:22px;

  box-shadow:
    0 6px 24px rgba(0,0,0,0.08);

  margin-bottom:40px;

}


.card h2{

  font-size:40px;

  margin-bottom:30px;

  color:#0f172a;

}


/* ========================= */
/* FORM */
/* ========================= */

form{

  display:flex;

  flex-direction:column;

  gap:20px;

}


/* ========================= */
/* INPUTS */
/* ========================= */

input,
select{

  width:100%;

  padding:18px;

  border:1px solid #cbd5e1;

  border-radius:12px;

  font-size:17px;

  background:white;

}


input:focus,
select:focus{

  outline:none;

  border-color:#2563eb;

  box-shadow:
    0 0 0 3px rgba(37,99,235,0.1);

}


/* ========================= */
/* PAYMENT BOX */
/* ========================= */

.payment-box{

  background:#fff7ed;

  border:2px solid #fb923c;

  border-radius:18px;

  padding:30px;

}


.payment-box h3{

  font-size:30px;

  margin-bottom:20px;

  color:#c2410c;

}


.payment-box p{

  color:#7c2d12;

  line-height:1.9;

}


/* ========================= */
/* CHECKBOX */
/* ========================= */

.payment-label{

  display:flex;

  align-items:center;

  gap:14px;

  margin-top:20px;

  font-size:18px;

  cursor:pointer;

}


.payment-label input[type="checkbox"]{

  width:auto;

  transform:scale(1.4);

  margin:0;

}


/* ========================= */
/* PAYMENT SECTION */
/* ========================= */

#paymentSection{

  margin-top:25px;

}


/* ========================= */
/* QR */
/* ========================= */

.qr{

  width:280px;

  max-width:100%;

  display:block;

  margin:20px auto;

  border-radius:14px;

}


/* ========================= */
/* FEATURE GRID */
/* ========================= */

.feature-grid{

  display:grid;

  grid-template-columns:
    repeat(auto-fit,minmax(250px,1fr));

  gap:25px;

}


.feature-box{

  background:#f8fafc;

  border:1px solid #dbe3ee;

  border-radius:18px;

  padding:28px;

  transition:0.3s;

}


.feature-box:hover{

  transform:translateY(-5px);

  border-color:#2563eb;

}


.feature-box h3{

  font-size:24px;

  margin-bottom:15px;

}


.feature-box p{

  color:#475569;

  line-height:1.8;

}


/* ========================= */
/* BUTTON */
/* ========================= */

button{

  width:100%;

  background:#2563eb;

  color:white;

  border:none;

  padding:18px;

  border-radius:12px;

  font-size:18px;

  font-weight:bold;

  cursor:pointer;

  transition:0.3s;

}


button:hover{

  background:#1d4ed8;

}


.premium-btn{

  background:#ea580c;

}


.premium-btn:hover{

  background:#c2410c;

}


/* ========================= */
/* FOOTER */
/* ========================= */

.footer{

  background:#0f172a;

  color:white;

  text-align:center;

  padding:25px;

  margin-top:70px;

}


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

@media(max-width:768px){

  .topbar h1{

    font-size:38px;

  }

  .topbar p{

    font-size:18px;

  }

  .hero-content h2{

    font-size:34px;

  }

  .hero-content p{

    font-size:18px;

  }

  .hero-grid{

    grid-template-columns:1fr;

  }

  .feature-grid{

    grid-template-columns:1fr;

  }

  .card{

    padding:30px 20px;

  }

  .card h2{

    font-size:32px;

  }

  .payment-box h3{

    font-size:24px;

  }

}