*{
box-sizing:border-box;
}

body{
margin:0;
font-family:Arial, sans-serif;
color:#000;
text-align:center;
position:relative;
min-height:100vh;
background-color:#000;
}

/* translucent background image */
body::before{
content:"";
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:url("bear.jpg") center/45% no-repeat fixed;
opacity:0.45;
z-index:-2;
}

/* dark overlay */
body::after{
content:"";
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:rgba(0,0,0,0.25);
z-index:-1;
}

/* page border */
.page-wrapper{
border:10px solid #F76800;
min-height:100vh;
}

/* navbar */
.navbar{
background:#000;
display:flex;
justify-content:center;
flex-wrap:wrap;
gap:10px;
padding:15px;
border-bottom:4px solid #F76800;
position:sticky;
top:0;
z-index:1000;
}

.navbar a{
color:white;
text-decoration:none;
padding:12px 18px;
font-size:18px;
font-weight:bold;
border-radius:6px;
transition:.3s;
}

.navbar a:hover,
.navbar a.active{
background:#F76800;
color:black;
}

/* hero section */
.hero{
padding:60px 20px 30px;
}

.hero h1{
color:white;
font-size:42px;
margin-bottom:10px;
}

.hero p{
color:#eee;
font-size:20px;
margin-bottom:25px;
}

/* demo section */
.demo-section{
width:85%;
max-width:1000px;
margin:25px auto;
padding:25px;
background:rgba(0,0,0,.82);
border:4px solid #F76800;
border-radius:12px;
box-shadow:0 6px 16px rgba(0,0,0,.35);
}

.demo-section h2{
color:#F76800;
margin-top:0;
font-size:32px;
}

.demo-section p{
color:white;
font-size:17px;
line-height:1.6;
}

.video-container{
margin:25px auto 20px;
display:flex;
justify-content:center;
}

.video-container video{
width:100%;
max-width:760px;
border-radius:12px;
border:4px solid #F76800;
box-shadow:0 6px 16px rgba(0,0,0,.5);
background:black;
}

.demo-highlights{
display:grid;
grid-template-columns:repeat(auto-fit, minmax(220px, 1fr));
gap:18px;
margin-top:25px;
}

.demo-card{
background:rgba(247,104,0,.92);
border:3px solid #000;
border-radius:12px;
padding:18px;
text-align:center;
box-shadow:0 6px 16px rgba(0,0,0,.25);
}

.demo-card h3{
margin-top:0;
margin-bottom:10px;
color:black;
}

.demo-card p{
margin:0;
color:black;
font-size:16px;
line-height:1.5;
}

.demo-button{
display:inline-block;
margin-top:25px;
background:#F76800;
color:black;
text-decoration:none;
font-weight:bold;
padding:12px 22px;
border-radius:8px;
transition:.3s;
border:2px solid #F76800;
}

.demo-button:hover{
background:black;
color:#F76800;
}

/* content sections */
.section{
width:85%;
max-width:1000px;
margin:25px auto;
padding:25px;
background:rgba(247,104,0,.90);
border:4px solid #000;
border-radius:12px;
box-shadow:0 6px 16px rgba(0,0,0,.35);
}

.section h2,
.section h3{
margin-top:0;
}

.section p,
.section li{
font-size:17px;
line-height:1.6;
}

.section a{
color:black;
font-weight:bold;
}

.section a:hover{
color:white;
}

/* profile image */
.profile{
width:240px;
max-width:100%;
border-radius:10px;
border:4px solid black;
margin:15px 0;
}

/* lists */
ol, ul{
list-style-position:inside;
padding-left:0;
}

li{
margin:10px 0;
}

/* week status badges */
.status{
font-weight:bold;
padding:4px 10px;
border-radius:6px;
font-size:14px;
margin-left:8px;
display:inline-block;
}

.completed{
background:#2ecc71;
color:white;
}

.progress{
background:#f1c40f;
color:black;
}

.soon{
background:#dddddd;
color:black;
}

/* footer */
.footer{
width:85%;
max-width:1000px;
margin:25px auto 40px;
padding:15px;
background:rgba(0,0,0,.85);
color:white;
border:3px solid #F76800;
border-radius:10px;
}

/* responsive */
@media (max-width:768px){
.hero h1{
font-size:32px;
}

.hero p{
font-size:18px;
}

.navbar a{
font-size:16px;
padding:10px 14px;
}

.section,
.demo-section,
.footer{
width:92%;
padding:20px;
}

.demo-section h2{
font-size:26px;
}
}