/* ==========================================
   Solar Calculator
========================================== */

.calculator-section{
    padding:70px 20px;
    background:#f5f8fc;
}

.calculator-card{
    max-width:700px;
    margin:0 auto;
    background:#fff;
    padding:40px;
    border-radius:18px;
    box-shadow:0 15px 40px rgba(0,0,0,.08);
}

.calculator-card h2{
    text-align:center;
    margin-bottom:30px;
    color:#0B5ED7;
}

.form-group{
    margin-bottom:22px;
}

.form-group label{
    display:block;
    font-weight:600;
    margin-bottom:8px;
    color:#333;
}

.form-group input,
.form-group select{

    width:100%;
    padding:14px;
    border:1px solid #ccc;
    border-radius:10px;
    font-size:16px;
    transition:.3s;
    box-sizing:border-box;

}

.form-group input:focus,
.form-group select:focus{

    outline:none;
    border-color:#198754;
    box-shadow:0 0 8px rgba(25,135,84,.2);

}

#calculateBtn{

    width:100%;
    background:#198754;
    color:#fff;
    border:none;
    padding:16px;
    border-radius:10px;
    font-size:18px;
    cursor:pointer;
    transition:.3s;
    margin-top:10px;

}

#calculateBtn:hover{

    background:#157347;

}

#result{

    display:none;
    margin-top:35px;
    background:#eef8f1;
    border-left:5px solid #198754;
    padding:25px;
    border-radius:10px;

}

#result h3{

    margin-bottom:18px;
    color:#198754;

}

#result p{

    font-size:17px;
    margin:12px 0;
    color:#333;

}

#result span{

    font-weight:bold;
    color:#0B5ED7;

}

@media(max-width:768px){

.calculator-card{

padding:25px;

}

.calculator-card h2{

font-size:28px;

}

#calculateBtn{

font-size:16px;

}

}
.calculator-card button {
    width: 100%;
    padding: 15px 20px;
    margin-top: 10px;

    background: #198f5a;
    color: #ffffff;

    border: none;
    border-radius: 10px;

    font-size: 18px;
    font-weight: 600;
    cursor: pointer;

    transition: 0.3s ease;
}

.calculator-card button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}
/* =========================
WBSEDCL Bill Calculator
========================= */

.calculator-hero{
padding:60px 20px;
background:linear-gradient(135deg,#0f766e,#16a34a);
color:#fff;
text-align:center;
}

.calculator-section{
padding:50px 20px;
background:#f5f7fb;
}

.calculator-section .container{
display:grid;
grid-template-columns:1fr 1fr;
gap:30px;
max-width:1200px;
margin:auto;
}

.calculator-card,
.result-card{
background:#fff;
padding:30px;
border-radius:12px;
box-shadow:0 5px 20px rgba(0,0,0,.08);
}

.calculator-card h2,
.result-card h2{
margin-bottom:20px;
}

label{
display:block;
margin-top:15px;
margin-bottom:6px;
font-weight:600;
}

input,
select{
width:100%;
padding:12px;
border:1px solid #ccc;
border-radius:8px;
font-size:16px;
}

button{
margin-top:25px;
width:100%;
padding:14px;
background:#16a34a;
color:#fff;
border:none;
border-radius:8px;
font-size:17px;
font-weight:bold;
cursor:pointer;
transition:.3s;
}

button:hover{
background:#15803d;
}

table{
width:100%;
border-collapse:collapse;
margin-top:15px;
}

table td,
table th{
padding:14px;
border-bottom:1px solid #eee;
}

table th{
font-size:18px;
color:#16a34a;
}

@media(max-width:768px){

.calculator-section .container{
grid-template-columns:1fr;
}

}