/* BEX 条款页面样式 - 严格参照Figma设计图 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #e6e6e6;
    background-color: #0d0d0d;
    padding: 0;
    max-width: 100%;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    background-color: #0d0d0d;
    border-radius: 0;
    box-shadow: none;
    padding: 0;
    position: relative;
}

/* 头部样式 - 深色背景 */
.header {
    text-align: left;
    margin-bottom: 0;
    padding: 32px 24px;
    border-bottom: 1px solid #1f1f1f;
    background-color: #0d0d0d;
}

.brand {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    margin-bottom: 24px;
}

.brand-logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #f0b90b 0%, #f8d12f 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0d0d0d;
    font-weight: bold;
    font-size: 18px;
}

.brand-name {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
}

.page-title {
    font-size: 24px;
    color: #ffffff;
    margin-bottom: 8px;
    font-weight: 700;
}

.update-time {
    color: #888888;
    font-size: 13px;
    margin-bottom: 12px;
}

.page-description {
    color: #aaaaaa;
    font-size: 14px;
    max-width: 100%;
    line-height: 1.6;
}

/* 内容区域样式 */
.content {
    font-size: 14px;
    color: #cccccc;
    padding: 24px;
    max-width: 100%;
    margin: 0 auto;
}

.section {
    margin-bottom: 32px;
    background-color: #141414;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #1f1f1f;
}

.section-title {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #1f1f1f;
}

.section-content {
    margin-left: 0;
}

.paragraph {
    margin-bottom: 16px;
    text-align: justify;
    color: #b0b0b0;
    line-height: 1.8;
    font-size: 14px;
}

.paragraph:last-child {
    margin-bottom: 0;
}

.sub-section {
    margin-left: 16px;
    margin-bottom: 16px;
}

.sub-title {
    font-weight: 600;
    color: #e0e0e0;
    margin-bottom: 8px;
    font-size: 14px;
}

/* 列表样式 */
.list {
    margin-left: 24px;
    margin-bottom: 16px;
}

.list-item {
    margin-bottom: 8px;
    position: relative;
    color: #b0b0b0;
    line-height: 1.7;
}

.list-item:before {
    content: "•";
    color: #f0b90b;
    font-weight: bold;
    position: absolute;
    left: -16px;
    font-size: 14px;
}

.numbered-list {
    margin-left: 24px;
    margin-bottom: 16px;
    counter-reset: item;
}

.numbered-item {
    margin-bottom: 8px;
    position: relative;
    color: #b0b0b0;
    line-height: 1.7;
}

.numbered-item:before {
    counter-increment: item;
    content: counter(item) ".";
    color: #f0b90b;
    font-weight: bold;
    position: absolute;
    left: -20px;
    font-size: 13px;
}

/* 强调文本 - 深色主题 */
.important {
    background-color: #1a1500;
    border-left: 4px solid #f0b90b;
    padding: 16px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.important p {
    color: #d4a50a;
    font-size: 13px;
    line-height: 1.6;
}

.warning {
    background-color: #1a0a0a;
    border-left: 4px solid #ff4d4f;
    padding: 16px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.warning p {
    color: #ff7875;
    font-size: 13px;
    line-height: 1.6;
}

.note {
    background-color: #0a1a1a;
    border-left: 4px solid #52c41a;
    padding: 16px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.note p {
    color: #73d13d;
    font-size: 13px;
    line-height: 1.6;
}

/* 底部导航 */
.footer {
    margin-top: 40px;
    padding: 32px 24px;
    border-top: 1px solid #1f1f1f;
    text-align: center;
    background-color: #0d0d0d;
}

.back-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f0b90b 0%, #f8d12f 100%);
    color: #0d0d0d;
    padding: 12px 32px;
    border-radius: 24px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.back-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(240, 185, 11, 0.3);
}

.back-button i {
    margin-right: 8px;
    font-size: 13px;
}

.copyright {
    margin-top: 24px;
    color: #666666;
    font-size: 12px;
    line-height: 1.8;
}

.copyright p {
    margin-bottom: 4px;
}

.copyright p:last-child {
    margin-bottom: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    body {
        padding: 0;
    }
    
    .container {
        padding: 0;
        border-radius: 0;
    }
    
    .header {
        padding: 24px 16px;
    }
    
    .page-title {
        font-size: 22px;
    }
    
    .page-description {
        font-size: 13px;
    }
    
    .content {
        padding: 16px;
        font-size: 13px;
    }
    
    .section {
        padding: 16px;
        margin-bottom: 24px;
    }
    
    .section-title {
        font-size: 15px;
    }
    
    .section-content {
        margin-left: 0;
    }
    
    .sub-section {
        margin-left: 12px;
    }
    
    .list {
        margin-left: 20px;
    }
    
    .numbered-list {
        margin-left: 20px;
    }
    
    .footer {
        padding: 24px 16px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 0;
    }
    
    .container {
        padding: 0;
    }
    
    .header {
        padding: 20px 12px;
    }
    
    .brand-logo {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    
    .brand-name {
        font-size: 16px;
    }
    
    .page-title {
        font-size: 20px;
    }
    
    .content {
        padding: 12px;
        font-size: 12px;
    }
    
    .section {
        padding: 12px;
        margin-bottom: 16px;
        border-radius: 8px;
    }
    
    .section-title {
        font-size: 14px;
        padding-bottom: 8px;
    }
    
    .paragraph {
        font-size: 12px;
        line-height: 1.7;
    }
    
    .back-button {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
    }
    
    .footer {
        padding: 20px 12px;
    }
}

/* 目录导航 - 深色主题 */
.toc {
    background-color: #141414;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
    border: 1px solid #1f1f1f;
}

.toc-title {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 12px;
}

.toc-list {
    list-style: none;
    margin-left: 0;
}

.toc-item {
    margin-bottom: 8px;
}

.toc-link {
    color: #999999;
    text-decoration: none;
    transition: all 0.2s;
    display: block;
    padding: 6px 0;
    font-size: 13px;
    border-radius: 4px;
}

.toc-link:hover {
    color: #f0b90b;
    padding-left: 8px;
}

/* 高亮当前阅读部分 */
:target {
    background-color: rgba(240, 185, 11, 0.05);
    padding: 8px;
    border-radius: 6px;
    animation: highlight 1.5s ease;
}

@keyframes highlight {
    0% { background-color: transparent; }
    30% { background-color: rgba(240, 185, 11, 0.1); }
    100% { background-color: rgba(240, 185, 11, 0.05); }
}

/* 阅读进度指示器 */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #f0b90b, #f8d12f);
    z-index: 1000;
    transition: width 0.15s ease-out;
}

/* 表格样式 - 深色主题 */
.table-container {
    overflow-x: auto;
    margin: 16px 0;
    border-radius: 8px;
    border: 1px solid #1f1f1f;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid #1f1f1f;
}

.data-table th {
    background-color: #1a1a1a;
    font-weight: 600;
    color: #e0e0e0;
    font-size: 13px;
}

.data-table td {
    color: #b0b0b0;
    font-size: 13px;
}

.data-table tr:hover td {
    background-color: #1a1a1a;
}

.data-table tr:last-child td {
    border-bottom: none;
}

/* 按钮样式 - 金色主题 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, #f0b90b 0%, #f8d12f 100%);
    color: #0d0d0d;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(240, 185, 11, 0.3);
}

.btn-secondary {
    background-color: #1a1a1a;
    color: #e0e0e0;
    border: 1px solid #333333;
}

.btn-secondary:hover {
    background-color: #252525;
}

/* 卡片样式 - 深色主题 */
.card {
    background-color: #141414;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    border: 1px solid #1f1f1f;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
}

.card-content {
    color: #b0b0b0;
    font-size: 13px;
    line-height: 1.7;
}

/* 分隔线 */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, #1f1f1f, transparent);
    margin: 24px 0;
}

/* 文字选择颜色 */
::selection {
    background-color: rgba(240, 185, 11, 0.3);
    color: #ffffff;
}

/* 滚动条样式 - 深色主题 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0d0d0d;
}

::-webkit-scrollbar-thumb {
    background: #333333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #444444;
}

/* ==================== 浅色主题样式 ==================== */

/* 浅色主题 - 基础 */
body.theme-light {
    color: #121212;
    background-color: #FFFFFF;
}

body.theme-light .container {
    background-color: #FFFFFF;
}

/* 浅色主题 - 头部 */
body.theme-light .header {
    background-color: #FFFFFF;
    border-bottom-color: #EFEFEF;
}

body.theme-light .brand-name {
    color: #121212;
}

body.theme-light .page-title {
    color: #121212;
}

body.theme-light .update-time {
    color: #666666;
}

body.theme-light .page-description {
    color: #555555;
}

/* 浅色主题 - 内容区域 */
body.theme-light .content {
    color: #333333;
}

body.theme-light .section {
    background-color: #F4F4F4;
    border-color: #E8E8E8;
}

body.theme-light .section-title {
    color: #121212;
    border-bottom-color: #E8E8E8;
}

body.theme-light .paragraph {
    color: #333333;
}

body.theme-light .sub-title {
    color: #191919;
}

/* 浅色主题 - 列表 */
body.theme-light .list-item {
    color: #333333;
}

body.theme-light .numbered-item {
    color: #333333;
}

/* 浅色主题 - 提示框 */
body.theme-light .important {
    background-color: #FFF8E1;
    border-left-color: #f0b90b;
}

body.theme-light .important p {
    color: #8B6914;
}

body.theme-light .warning {
    background-color: #FFF2F0;
    border-left-color: #ff4d4f;
}

body.theme-light .warning p {
    color: #CF1322;
}

body.theme-light .note {
    background-color: #F6FFED;
    border-left-color: #52c41a;
}

body.theme-light .note p {
    color: #389E0D;
}

/* 浅色主题 - 底部 */
body.theme-light .footer {
    background-color: #FFFFFF;
    border-top-color: #EFEFEF;
}

body.theme-light .copyright {
    color: #888888;
}

/* 浅色主题 - 目录导航 */
body.theme-light .toc {
    background-color: #F4F4F4;
    border-color: #E8E8E8;
}

body.theme-light .toc-title {
    color: #121212;
}

body.theme-light .toc-link {
    color: #555555;
}

body.theme-light .toc-link:hover {
    color: #f0b90b;
}

/* 浅色主题 - 表格 */
body.theme-light .table-container {
    border-color: #E8E8E8;
}

body.theme-light .data-table th {
    background-color: #F4F4F4;
    color: #121212;
}

body.theme-light .data-table td {
    color: #333333;
    border-bottom-color: #E8E8E8;
}

body.theme-light .data-table tr:hover td {
    background-color: #F9F9F9;
}

/* 浅色主题 - 按钮 */
body.theme-light .btn-secondary {
    background-color: #F4F4F4;
    color: #121212;
    border-color: #E8E8E8;
}

body.theme-light .btn-secondary:hover {
    background-color: #EFEFEF;
}

/* 浅色主题 - 卡片 */
body.theme-light .card {
    background-color: #F4F4F4;
    border-color: #E8E8E8;
}

body.theme-light .card-title {
    color: #121212;
}

body.theme-light .card-content {
    color: #333333;
}

/* 浅色主题 - 分隔线 */
body.theme-light .divider {
    background: linear-gradient(90deg, transparent, #E8E8E8, transparent);
}

/* 浅色主题 - 文字选择 */
body.theme-light ::selection {
    background-color: rgba(240, 185, 11, 0.2);
    color: #121212;
}

/* 浅色主题 - 滚动条 */
body.theme-light ::-webkit-scrollbar-track {
    background: #FFFFFF;
}

body.theme-light ::-webkit-scrollbar-thumb {
    background: #CCCCCC;
}

body.theme-light ::-webkit-scrollbar-thumb:hover {
    background: #AAAAAA;
}

/* 浅色主题 - 高亮当前阅读部分 */
body.theme-light :target {
    background-color: rgba(240, 185, 11, 0.08);
}

@keyframes highlight {
    0% { background-color: transparent; }
    30% { background-color: rgba(240, 185, 11, 0.15); }
    100% { background-color: rgba(240, 185, 11, 0.08); }
}