:root {
    --bg: #121212;
    --bg-elevated: #1e1e1e;
    --bg-input: #2a2a2a;
    --bg-hover: #2c2c2c;
    --border: #3a3a3a;
    --border-soft: #2f2f2f;
    --text: #e0e0e0;
    --text-muted: #9a9a9a;
    --text-dim: #7a7a7a;
    --primary: #4d9fff;
    --primary-hover: #3b8ae6;
    --danger: #e74c3c;
    --danger-hover: #c0392b;
    --success: #3ddc84;
    --btn-bg: #2c5f96;
    --btn-bg-hover: #25507f;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background-color: var(--bg);
    color: var(--text);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 登录页面样式 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #2a1442 0%, #163a66 100%);
}

.login-form {
    background: var(--bg-elevated);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-soft);
}

.login-form h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--text);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 16px;
    background: var(--bg-input);
    color: var(--text);
}

.btn {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--btn-bg);
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn:hover {
    background: var(--btn-bg-hover);
}

.error {
    color: var(--danger);
    text-align: center;
    margin-top: 15px;
}

/* 导航栏样式 */
.navbar {
    background: var(--bg-elevated);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-soft);
}

.navbar ul {
    display: flex;
    list-style: none;
    padding: 0;
}

.navbar li {
    margin-right: 20px;
}

.navbar a {
    display: block;
    padding: 15px 20px;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: bold;
    transition: color 0.3s;
}

.navbar a:hover, .navbar a.active {
    color: var(--primary);
    border-bottom: 3px solid var(--primary);
}

/* 主内容区域样式 */
.content {
    background: var(--bg-elevated);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-soft);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-soft);
}

.page-header h1 {
    color: var(--text);
}

.page-header h2 {
    color: var(--text);
}

/* 表单样式 */
.record-form {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

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

.form-control label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.form-control input, .form-control select, .form-control textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 16px;
    background: var(--bg-input);
    color: var(--text);
}

/* 表单控件聚焦 */
.form-control input:focus,
.form-control select:focus,
.form-control textarea:focus,
.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

/* 表格样式 */
.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.data-table th, .data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
}

.data-table th {
    background-color: var(--bg-input);
    font-weight: bold;
    color: var(--text-muted);
}

.data-table tr:hover {
    background-color: var(--bg-hover);
}

/* 图表容器 */
.chart-container {
    margin-top: 30px;
    height: 400px;
}

/* 筛选表单样式 */
.filter-form {
    display: flex;
    margin-bottom: 20px;
    gap: 15px;
    align-items: flex-end;
}

/* 筛选表单中的按钮自适应宽度，避免撑满整行 */
.filter-form .btn {
    width: auto;
    padding: 10px 20px;
    height: fit-content;
    white-space: nowrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    margin-bottom: 5px;
    font-weight: bold;
}

.filter-group input, .filter-group select {
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 16px;
    background: var(--bg-input);
    color: var(--text);
}

/* 汇总卡片样式 */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.summary-card {
    background: var(--bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    border: 1px solid var(--border-soft);
}

.summary-card h3 {
    margin-bottom: 10px;
    color: var(--text-muted);
}

.summary-card .amount {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar ul {
        flex-direction: column;
    }

    .navbar li {
        margin-right: 0;
        margin-bottom: 10px;
    }

    .record-form {
        grid-template-columns: 1fr;
    }

    .filter-form {
        flex-direction: column;
        align-items: stretch;
    }
}

/* 相关人汇总页面特定样式 */
.summary-info {
    background: #1c2b3a;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
    border-left: 4px solid var(--primary);
}

.summary-info h3 {
    margin-top: 0;
    color: var(--primary);
}

.summary-info p {
    color: var(--text);
}

.person-autocomplete {
    position: relative;
}

.autocomplete-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 5px 5px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.autocomplete-item {
    padding: 10px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-soft);
    color: var(--text);
}

.autocomplete-item:hover {
    background: var(--bg-hover);
}

.autocomplete-item:last-child {
    border-bottom: none;
}

/* 表格底部总计行 */
.data-table tfoot {
    font-weight: bold;
    background-color: var(--bg-input);
}

.data-table tfoot td {
    border-top: 2px solid var(--border);
}

/* 表单文本域样式 */
.form-control textarea {
    font-family: 'Arial', sans-serif;
    resize: vertical;
}

/* 日记页面布局 */
.diary-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

.diary-editor {
    background: var(--bg);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--border-soft);
    position: sticky;
    top: 20px;
}

.diary-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 15px;
}

/* 日记卡片 */
.diary-list .filter-form {
    margin-bottom: 20px;
}

.diary-card {
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    margin-bottom: 15px;
    transition: box-shadow 0.3s, transform 0.2s, border-color 0.3s;
}

.diary-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
    border-color: var(--border);
}

.diary-card-link {
    display: block;
    padding: 18px 20px;
    text-decoration: none;
    color: inherit;
}

.diary-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.diary-date {
    font-size: 14px;
    color: var(--text-dim);
    font-weight: bold;
}

.diary-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    background: #1c2b3a;
    color: var(--primary);
}

.diary-title {
    font-size: 16px;
    color: var(--text);
    margin-bottom: 6px;
}

.diary-preview {
    font-size: 13px;
    color: var(--text-dim);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 日记详情 */
.diary-detail {
    padding: 10px 0;
}

.diary-detail-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.diary-detail-title {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-soft);
}

.diary-detail-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
    white-space: pre-wrap;
    min-height: 200px;
}

.diary-detail-time {
    margin-top: 30px;
    padding-top: 15px;
    border-top: 1px solid var(--border-soft);
    font-size: 13px;
    color: var(--text-dim);
}

.diary-detail-actions {
    margin-top: 25px;
    display: flex;
    gap: 15px;
}

/* 按钮变体 */
.btn-secondary {
    display: inline-block;
    padding: 10px 20px;
    background: #3a3f47;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.btn-secondary:hover {
    background: #4a4f57;
}

.btn-danger {
    display: inline-block;
    padding: 10px 20px;
    background: #a84332;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
}

.btn-danger:hover {
    background: #8f382a;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .diary-layout {
        grid-template-columns: 1fr;
    }

    .diary-editor {
        position: static;
    }

    .diary-form-grid {
        grid-template-columns: 1fr;
    }
}

/* 小说页面布局 */
.novel-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

.novel-creator {
    background: var(--bg);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--border-soft);
    position: sticky;
    top: 20px;
}

/* 小说卡片 */
.novel-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.novel-card {
    position: relative;
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    transition: box-shadow 0.3s, transform 0.2s, border-color 0.3s;
}

.novel-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
    border-color: var(--border);
}

.novel-card-link {
    display: block;
    padding: 18px 20px;
    text-decoration: none;
    color: inherit;
}

.novel-title {
    font-size: 18px;
    color: var(--text);
    margin-bottom: 6px;
}

.novel-author {
    display: inline-block;
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 8px;
}

.novel-intro {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.novel-stats {
    display: flex;
    gap: 15px;
}

.novel-stat {
    display: inline-block;
    font-size: 12px;
    color: var(--primary);
    background: #1c2b3a;
    padding: 2px 10px;
    border-radius: 12px;
}

.novel-delete {
    position: absolute;
    top: 12px;
    right: 12px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    border-radius: 5px;
    padding: 4px 10px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s;
}

.novel-delete:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
}

/* 作品详情信息区 */
.novel-info {
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    padding: 15px 20px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.novel-info .novel-intro {
    flex-basis: 100%;
    margin-bottom: 0;
}

/* 章节编辑区 */
.chapter-editor {
    background: var(--bg);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--border-soft);
    position: sticky;
    top: 20px;
}

.chapter-editor textarea {
    min-height: 200px;
}

/* 章节列表 */
.chapter-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.chapter-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    padding: 12px 15px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
}

.chapter-item:hover {
    border-color: var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-1px);
}

.chapter-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border-radius: 50%;
    background: #1c2b3a;
    color: var(--primary);
    font-size: 14px;
    font-weight: bold;
}

.chapter-meta {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.chapter-title {
    font-size: 15px;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chapter-sub {
    font-size: 12px;
    color: var(--text-dim);
}

/* 章节阅读页 */
.chapter-read {
    padding: 10px 0;
}

.chapter-read-title {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 8px;
}

.chapter-read-meta {
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-soft);
}

.chapter-read-content {
    font-size: 16px;
    line-height: 2;
    color: var(--text);
    white-space: pre-wrap;
    min-height: 300px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .novel-layout {
        grid-template-columns: 1fr;
    }

    .novel-creator,
    .chapter-editor {
        position: static;
    }
}