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

body{
    background:#0d1117;
    color:white;
    font-family:Arial,sans-serif;
}

.container{
    width:90%;
    max-width:1000px;
    margin:auto;
    padding:30px 0;
}

h1{
    text-align:center;
    margin-bottom:10px;
}

.subtitle{
    text-align:center;
    color:#999;
    margin-bottom:25px;
}

.stats{
    display:flex;
    gap:15px;
    margin-bottom:25px;
}

.stat{
    flex:1;
    background:#161b22;
    border-radius:12px;
    padding:20px;
    text-align:center;
}

.timer{
    background:#161b22;
    border-radius:12px;
    padding:20px;
    text-align:center;
    margin-bottom:20px;
}

#counter{
    font-size:22px;
    margin-top:10px;
}

input{
    width:100%;
    padding:15px;
    border:none;
    border-radius:10px;
    margin-bottom:10px;
}

button{
    width:100%;
    border:none;
    border-radius:10px;
    padding:18px;
    cursor:pointer;
    background:#dc2626;
    color:white;
    font-size:22px;
    font-weight:bold;
}

button:hover{
    opacity:.9;
}

.cards{
    margin-top:25px;
}

.card{
    background:#161b22;
    border-left:5px solid #dc2626;
    border-radius:10px;
    padding:15px;
    margin-bottom:15px;
}

.card h3{
    margin-bottom:10px;
}

.badge{
    display:inline-block;
    margin-top:10px;
    padding:6px 12px;
    border-radius:999px;
    background:#dc2626;
}