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

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    text-align: center;
}

header h1 {
    font-size: 24px;
}

main {
    padding: 20px;
}

.section {
    margin-bottom: 30px;
}

.section h2 {
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #555;
    font-weight: bold;
}

.form-group input,
.form-group textarea,
.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

.form-group textarea {
    resize: vertical;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover {
    background: #229954;
}

.card {
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 20px;
    margin-bottom: 20px;
}

.card h3 {
    color: #333;
    margin-bottom: 15px;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.divider {
    text-align: center;
    margin: 20px 0;
    position: relative;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: #ddd;
}

.divider::before {
    left: 0;
}

.divider::after {
    right: 0;
}

.divider span {
    background: white;
    padding: 0 10px;
    color: #999;
}

.qr-scanner {
    text-align: center;
}

/* 进度条 */
.progress-container {
    margin: 20px 0;
}

.progress-info {
    text-align: center;
    margin-bottom: 10px;
    color: #555;
}

.progress-bar {
    width: 100%;
    height: 30px;
    background: #ecf0f1;
    border-radius: 15px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    width: 0%;
    transition: width 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

/* 名单列表 */
.member-list {
    margin: 20px 0;
}

.member-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    margin: 5px 0;
    background: #f9f9f9;
    border-radius: 5px;
    border-left: 4px solid #667eea;
}

.member-item.completed {
    background: #d4edda;
    border-left-color: #27ae60;
}

.member-name {
    font-weight: bold;
    color: #333;
}

.member-status {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 3px;
}

.status-pending {
    background: #ffeaa7;
    color: #d63031;
}

.status-completed {
    background: #d4edda;
    color: #27ae60;
}

/* 拍照区域 */
.photo-upload {
    margin: 20px 0;
}

.camera-container {
    text-align: center;
    margin: 20px 0;
}

.camera-container video {
    border: 2px solid #ddd;
    border-radius: 5px;
}

.camera-controls {
    text-align: center;
    margin: 10px 0;
}

.camera-controls button {
    margin: 0 5px;
}

.captured-photo {
    text-align: center;
    margin: 20px 0;
}

.captured-photo img {
    max-width: 320px;
    border: 2px solid #ddd;
    border-radius: 5px;
}

.photo-actions {
    margin-top: 10px;
}

.photo-actions button {
    margin: 0 5px;
}

/* 手动点名 */
.manual-rollcall {
    margin: 20px 0;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 5px;
}

.manual-rollcall select {
    margin: 10px 0;
}

/* 弹窗 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: white;
    margin: 10% auto;
    padding: 20px;
    border-radius: 10px;
    width: 80%;
    max-width: 500px;
    text-align: center;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: black;
}

#qrCode {
    margin: 20px 0;
}

#qrCode canvas {
    border: 2px solid #ddd;
    border-radius: 5px;
}

/* 列表项 */
.list-item {
    background: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 15px;
    margin: 10px 0;
}

.list-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.list-item-title {
    font-weight: bold;
    color: #333;
    font-size: 16px;
}

.list-item-code {
    color: #667eea;
    font-weight: bold;
}

.list-item-actions {
    margin-top: 10px;
}

.list-item-actions button {
    margin-right: 5px;
}

/* 记录项 */
.record-item {
    background: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 15px;
    margin: 10px 0;
}

.record-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.record-name {
    font-weight: bold;
    color: #333;
}

.record-time {
    color: #999;
    font-size: 12px;
}

/* 响应式 */
@media (max-width: 600px) {
    body {
        padding: 10px;
    }

    header h1 {
        font-size: 20px;
    }

    .panel-header {
        flex-direction: column;
        gap: 10px;
    }

    .camera-container video {
        width: 100%;
        height: auto;
    }
}