:root{
    --color-brown-dark: #4a3829;
    --color-brown: #6b5645;
    --color-gold: #d9a548;
    --color-gold-light: #f3e2bb;
    --color-teal: #2f7570;
    --color-teal-dark: #245c58;
    --color-bg: #f6f2ea;
}

body{
    margin:0;
    font-family:Segoe UI, Arial, sans-serif;
    background:var(--color-bg);
    text-align:center;
}

.header{
    background:var(--color-brown-dark);
    color:var(--color-gold);
    padding:20px;
    font-size:22px;
    font-weight:bold;
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;
}

.header img.logo{
    height:42px;
    width:42px;
    object-fit:contain;
}

.back{
    position:absolute;
    left:10px;
    top:18px;
    color:var(--color-gold);
    text-decoration:none;
    font-size:16px;
}

.container{
    padding:20px;
    max-width:420px;
    margin:0 auto;
}

.card{
    background:white;
    margin:15px 0;
    padding:20px;
    border-radius:12px;
    box-shadow:0 4px 10px rgba(74,56,41,0.12);
    text-align:left;
    border-top:3px solid var(--color-gold);
}

.bus-btn{
    display:block;
    background:white;
    margin:15px 0;
    padding:20px;
    border-radius:12px;
    font-size:20px;
    text-decoration:none;
    color:var(--color-brown-dark);
    box-shadow:0 4px 10px rgba(74,56,41,0.12);
    border-left:4px solid var(--color-teal);
    font-weight:bold;
}

.bus-btn:hover{
    background:var(--color-gold-light);
}

label{
    display:block;
    margin:12px 0 4px;
    text-align:left;
    font-weight:bold;
    color:var(--color-brown-dark);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="time"]{
    width:100%;
    padding:10px;
    border:1px solid #cfc3b4;
    border-radius:8px;
    font-size:16px;
    box-sizing:border-box;
}

input:focus{
    outline:none;
    border-color:var(--color-teal);
    box-shadow:0 0 0 2px rgba(47,117,112,0.2);
}

button, .btn{
    width:100%;
    background:var(--color-brown-dark);
    color:var(--color-gold-light);
    border:none;
    padding:14px;
    border-radius:8px;
    font-size:18px;
    margin-top:18px;
    cursor:pointer;
    text-decoration:none;
    display:inline-block;
    font-weight:bold;
}

button:hover, .btn:hover{
    background:var(--color-teal-dark);
    color:white;
}

.error{
    background:#fdecea;
    color:#b3261e;
    padding:10px;
    border-radius:8px;
    margin-top:10px;
    font-size:14px;
}

.success{
    background:#e9f3f0;
    color:var(--color-teal-dark);
    padding:10px;
    border-radius:8px;
    margin-top:10px;
    font-size:14px;
    border-left:3px solid var(--color-teal);
}

.link-row{
    margin-top:15px;
    font-size:14px;
}

.link-row a{
    color:var(--color-teal-dark);
    text-decoration:none;
    font-weight:bold;
}