body{
	margin: 0;
}

.body {
    margin: 0;
    height: 95vh;
	min-height: 400px;
    background: url('../res/img/about.webp') center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: '楷体', cursive;
}

a{
	text-decoration: none;
}

.header{
	width: 100%;
	background-color: #960000;
	margin: 0;
}

.header div a{
	font-size: 2.5rem;
	color: #ffd700;
	text-shadow: 2px 2px #8b0000;
	font-weight: bold;
	margin: 0 10%;
}


.blur-container {
    background: rgba(150, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 1000px;
}
.card {
    width: 100%;
    min-height: 500px;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}
.left-panel {
    flex: 1;
    padding: 30px;
    background: rgba(150, 0, 0, 0.8);
    color: gold;
}

.left-panel h2{
	font-size: 2rem;
}

.left-panel p{
	font-size: 1.2rem;
}

.left-panel .QR img{
	width: 100px;
	margin: 0 auto;
	display: block;
}

.left-panel .QR p{
	text-align: center;
}

.right-panel {
    flex: 1;
    padding: 30px;
    position: relative;
    min-height: 400px;
}
.toggle-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #960000;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 3px;
    cursor: pointer;
    z-index: 2;
}
form, .thanks-content {
    position: absolute;
    width: calc(100% - 60px);
    transition: opacity 0.3s;
}
.thanks-content {
    display: none;
    height: 400px;
    overflow-y: auto;
    line-height: 1.6;
	text-align: center;
}

.thanks-content a{
	color: blue;
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
input, textarea {
    padding: 8px;
    border: 1px solid #960000;
    border-radius: 4px;
    width: 100%;
    box-sizing: border-box;
}
.rating {
    display: flex;
    gap: 5px;
    flex-direction: row-reverse;
    justify-content: flex-end;
}
.rating input {
    display: none;
}
.rating label {
    font-size: 24px;
    color: #ccc;
    cursor: pointer;
    transition: color 0.2s;
}
.rating input:checked ~ label,
.rating label:hover,
.rating label:hover ~ label {
    color: gold;
}

#submit-btn, #exit{
    background: #960000;
    color: white;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
@media (max-width: 768px) {
	
	.header{
		display: none;
	}
	
    .blur-container {
        width: 95%;
        padding: 10px;
    }
    .card {
        flex-direction: column;
        min-height: auto;
    }
    .left-panel, .right-panel {
        flex: none;
        padding: 20px;
    }
    .right-panel {
        min-height: 500px;
    }
    .rating label {
        font-size: 20px;
    }
    h2 {
        font-size: 1.5em;
    }
    p {
        font-size: 0.9em;
    }
	
	.left-panel .QR{
		display: none;
	}
	
	.left-panel p{
		font-size: 1.0rem;
	}
}