body, html {
    margin: 0;
    padding: 0;
    font-family: 'Helvetica Neue', 'Hiragino Sans GB', 'WenQuanYi Micro Hei', 'Microsoft Yahei', sans-serif;
    background-color: #f4f7f6;
    color: #333;
}

.container {
    display: flex;
    height: 100vh;
}

.sidebar {
    width: 240px;
    background-color: #2c3e50;
    color: #ecf0f1;
    display: flex;
    flex-direction: column;
}

.logo {
    padding: 20px;
    text-align: center;
    background-color: #34495e;
}

.logo h2 {
    margin: 0;
    font-size: 1.5em;
}

.menu ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.menu ul li a {
    display: block;
    padding: 15px 20px;
    color: #ecf0f1;
    text-decoration: none;
    transition: background-color 0.3s;
}

.menu ul li a:hover,
.menu ul li a.active {
    background-color: #3498db;
    color: #fff;
}

.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.header {
    padding: 20px;
    background-color: #fff;
    border-bottom: 1px solid #ddd;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    margin: 0;
    font-size: 1.8em;
    color: #2c3e50;
}

#resetGuideBtn {
    padding: 8px 12px;
    font-size: 0.9em;
    background-color: #2ecc71;
}

#resetGuideBtn:hover {
    background-color: #27ae60;
}

.content-area {
    padding: 20px;
    overflow-y: auto;
    flex-grow: 1;
}

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

.toolbar h3 {
    margin: 0;
    font-size: 1.5em;
}

.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s;
}

.btn-primary {
    background-color: #3498db;
    color: #fff;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.card-deck {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.card {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    flex: 1;
    text-align: center;
}

.card h4 {
    margin-top: 0;
    color: #34495e;
}

.card p {
    font-size: 2em;
    margin: 10px 0 0;
    color: #2c3e50;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-radius: 8px;
    overflow: hidden;
}

.data-table th, .data-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.data-table th {
    background-color: #ecf0f1;
    color: #2c3e50;
}

.data-table tbody tr:hover {
    background-color: #f9f9f9;
}

.data-table a {
    color: #3498db;
    text-decoration: none;
}

.data-table a:hover {
    text-decoration: underline;
}

.project-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.project-card {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.project-card h5 {
    margin-top: 0;
}

.project-card p {
    font-size: 0.9em;
    color: #7f8c8d;
    margin-bottom: 15px;
}

.progress-bar {
    background-color: #ecf0f1;
    border-radius: 5px;
    height: 10px;
    margin-bottom: 15px;
}

.progress {
    background-color: #3498db;
    height: 100%;
    border-radius: 5px;
}

.project-actions {
    display: flex;
    gap: 10px;
}

.project-actions a {
    color: #3498db;
    text-decoration: none;
    font-size: 0.9em;
}

.project-actions a:hover {
    text-decoration: underline;
}

.form-card {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #34495e;
}

.form-group input[type="file"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.status-chip {
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.8em;
    color: #fff;
    font-weight: bold;
}

.status-shipped {
    background-color: #f39c12; /* Orange */
}

.status-pending {
    background-color: #e74c3c; /* Red */
}

.status-delivered {
    background-color: #2ecc71; /* Green */
}

.status-planning {
    background-color: #9b59b6; /* Purple */
}

.status-ongoing {
    background-color: #3498db; /* Blue */
}

.status-finished {
    background-color: #95a5a6; /* Gray */
}

.status-completed {
    background-color: #2ecc71; /* Green */
}

.status-processing {
    background-color: #f1c40f; /* Yellow */
}

.status-resolved {
    background-color: #2ecc71; /* Green */
}

.filter-bar {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-btn {
    background-color: #ecf0f1;
    border: 1px solid #bdc3c7;
    padding: 8px 12px;
    border-radius: 15px;
    cursor: pointer;
    transition: background-color 0.3s, color 0.3s;
}

.filter-btn.active, .filter-btn:hover {
    background-color: #3498db;
    color: #fff;
    border-color: #3498db;
}

.level-chip {
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.8em;
    color: #fff;
    font-weight: bold;
    border: 1px solid;
}

.level-vip {
    background-color: #e67e22;
    border-color: #d35400;
}

.level-high {
    background-color: #e74c3c;
    border-color: #c0392b;
}

.level-medium {
    background-color: #3498db;
    border-color: #2980b9;
}

.level-low {
    background-color: #95a5a6;
    border-color: #7f8c8d;
}

.status-probation {
    background-color: #f1c40f; /* Yellow */
}

.status-regular {
    background-color: #2ecc71; /* Green */
}

.calendar-view {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    text-align: center;
}

/* 用户引导样式 */
.guide-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    display: none;
}

.guide-tooltip {
    position: absolute;
    background-color: #fff;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    max-width: 300px;
    z-index: 1001;
    animation: pulse 2s infinite;
}

.guide-tooltip::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
}

.guide-tooltip.top::after {
    border-width: 10px 10px 0 10px;
    border-color: #fff transparent transparent transparent;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.guide-tooltip.bottom::after {
    border-width: 0 10px 10px 10px;
    border-color: transparent transparent #fff transparent;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.guide-tooltip.left::after {
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent #fff;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
}

.guide-tooltip.right::after {
    border-width: 10px 10px 10px 0;
    border-color: transparent #fff transparent transparent;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
}

.guide-tooltip h4 {
    margin-top: 0;
    color: #3498db;
}

.guide-tooltip p {
    margin-bottom: 15px;
}

.guide-buttons {
    display: flex;
    justify-content: space-between;
}

.guide-btn {
    padding: 8px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
    transition: background-color 0.3s;
}

.guide-btn-next {
    background-color: #3498db;
    color: #fff;
}

.guide-btn-next:hover {
    background-color: #2980b9;
}

.guide-btn-skip {
    background-color: #ecf0f1;
    color: #7f8c8d;
}

.guide-btn-skip:hover {
    background-color: #bdc3c7;
}

.guide-highlight {
    position: relative;
    z-index: 1002;
    box-shadow: 0 0 0 4px #3498db, 0 0 0 8px rgba(52, 152, 219, 0.3);
    border-radius: 4px;
}

@keyframes pulse {
    0% {
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }
    50% {
        box-shadow: 0 5px 25px rgba(52, 152, 219, 0.6);
    }
    100% {
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }
}

/* 加载状态指示器样式 */
.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100px;
    margin: 20px auto;
    font-size: 16px;
    color: #666;
    position: relative;
}

.loading-spinner::before {
    content: '';
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}