body{
margin:0;
font-family:'Segoe UI',sans-serif;
background:linear-gradient(135deg,#e3f2fd,#ffffff);
}

/* HEADER */

.header{
display:flex;
justify-content:space-between;
align-items:center;
padding:15px 30px;
background:#0b4fa3;
color:white;
}

/* BRAND (LOGO + TEXT) */

.brand{
display:flex;
align-items:center;
gap:12px;
}

/* LOGO FIX */

.logo{
height:70px;
width:auto;
object-fit:contain;
}

/* NAV */

nav{
display:flex;
align-items:center;
}

/* LANGUAGE DROPDOWN */

select{
padding:8px 12px;
border-radius:20px;
border:none;
font-weight:600;
cursor:pointer;
}

/* CARD */

.booking-container{
max-width:500px;
margin:60px auto;
background:white;
padding:40px;
border-radius:15px;
box-shadow:0 15px 35px rgba(0,0,0,0.1);
}

.booking-container h1{
text-align:center;
color:#0b4fa3;
}

.booking-subtitle{
text-align:center;
margin:8px 0 22px;
color:#466089;
line-height:1.5;
}

.booking-highlights{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
gap:12px;
margin-bottom:24px;
}

.highlight-card{
background:#f6f9ff;
border:1px solid #d7e4fb;
border-radius:12px;
padding:12px;
}

.highlight-card h3{
margin:0 0 6px;
font-size:15px;
color:#0b4fa3;
}

.highlight-card p{
margin:0;
font-size:13px;
line-height:1.45;
color:#4b5f84;
}

/* FORM */

.form-group{
margin-bottom:20px;
}

label{
display:block;
margin-bottom:5px;
font-weight:bold;
color:#0b4fa3;
}

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

input:focus,select:focus{
border-color:#1e88e5;
outline:none;
}

/* BUTTON */

.book-btn{
width:100%;
padding:15px;
background:#ff7a00;
color:white;
border:none;
border-radius:30px;
font-size:16px;
cursor:pointer;
}

.book-btn:hover{
background:#e66d00;
}

.booking-result{
margin-top:20px;
padding:16px;
background:#f5f8ff;
border:1px solid #cfd8ea;
border-radius:10px;
white-space:pre-wrap;
line-height:1.5;
color:#1b2c55;
font-size:15px;
}

.booking-note{
margin-top:20px;
padding:12px 14px;
border-radius:10px;
background:#fff7eb;
border:1px solid #ffd8aa;
color:#7b4a0f;
font-size:14px;
}

/* FOOTER */

footer{
text-align:center;
padding:15px;
background:#0b4fa3;
color:white;
margin-top:40px;
}




/* ================= DARK MODE ================= */

body.dark{
background:#121212;
color:white;
}

/* HEADER */
body.dark .header{
background:#1e1e1e;
}

/* BOOKING CARD */
body.dark .booking-container{
background:#1e1e1e;
color:white;
box-shadow:0 10px 25px rgba(0,0,0,0.5);
}

body.dark .booking-subtitle{
color:#c9d6f0;
}

body.dark .highlight-card{
background:#242424;
border-color:#3e3e3e;
}

body.dark .highlight-card h3{
color:#8db9ff;
}

body.dark .highlight-card p{
color:#d7d7d7;
}

/* INPUTS */
body.dark input,
body.dark select{
background:#2c2c2c;
color:white;
border:1px solid #555;
}

/* LABELS */
body.dark label{
color:white;
}

/* BUTTON */
body.dark .book-btn{
background:#ff7a00;
}

body.dark .booking-result{
background:#2a2a2a;
border-color:#4a4a4a;
color:#f1f1f1;
}

body.dark .booking-note{
background:#2e2518;
border-color:#6a4f2f;
color:#ffd7a7;
}

/* FOOTER */
body.dark footer{
background:#1e1e1e;
}

/* KEEP SAME HERO STYLE (IF ANY IMAGE ADDED LATER) */
body.dark .hero{
background:
linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)),
url("solar.jpg") center/cover no-repeat;
}