/**
 * 道可道 - 视频内页样式
 * 覆盖B2主题默认的 post-style-5 视频页样式
 * 保留B2功能，只更换视觉风格
 */

:root {
    --dkd-primary-dark: #1E3A2F;
    --dkd-primary-gold: #C6A43F;
    --dkd-primary-gold-light: #E4C87B;
    --dkd-gray-deep: #3E3A35;
    --dkd-gray-soft: #6B6A66;
    --dkd-bg-light: #FEFCF5;
    --dkd-border: #F0EAD8;
    --dkd-card-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.08);
    --dkd-transition: all 0.25s ease;
}

/* ========== 页面背景 ========== */
body.dkd-video-detail {
    background-color: var(--dkd-bg-light) !important;
}

/* ========== 面包屑导航 ========== */
.dkd-breadcrumb {
    padding: 20px 0 0;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 32px;
    padding-right: 32px;
}
.dkd-breadcrumb a {
    color: var(--dkd-gray-soft);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--dkd-transition);
}
.dkd-breadcrumb a:hover {
    color: var(--dkd-primary-gold);
}
.dkd-breadcrumb span {
    color: var(--dkd-gray-soft);
    font-size: 0.85rem;
    margin: 0 4px;
}
.dkd-breadcrumb .dkd-current {
    color: var(--dkd-primary-dark);
    font-weight: 500;
}

/* ========== 视频播放区域重置 ========== */
body.dkd-video-detail .post-style-5-top {
    background: var(--dkd-bg-light);
}

body.dkd-video-detail .post-style-5-video-row {
    display: grid !important;
    grid-template-columns: 1fr 320px !important;
    gap: 32px !important;
    max-width: 1280px;
    margin: 0 auto;
    padding: 30px 32px 0 !important;
    float: none !important;
}

/* ========== 左侧视频播放器 ========== */
body.dkd-video-detail .post-style-5-video-box {
    width: 100% !important;
    float: none !important;
    margin: 0 !important;
}

body.dkd-video-detail .post-style-5-video-box-in {
    background: #1a1a1a;
    border-radius: 24px !important;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

body.dkd-video-detail .post-style-5-video-box-player {
    border-radius: 24px !important;
    overflow: hidden;
}

body.dkd-video-detail #post-style-5-player {
    border-radius: 0 !important;
}

body.dkd-video-detail #post-style-5-player .dplayer {
    border-radius: 0 !important;
}

/* 权限提示框样式 */
body.dkd-video-detail .video-role-box {
    background: linear-gradient(135deg, #1E3A2F 0%, #2a4d3e 100%) !important;
    border-radius: 24px !important;
}

body.dkd-video-detail .video-role-box .video-view {
    background: var(--dkd-primary-gold) !important;
    color: var(--dkd-primary-dark) !important;
    border-radius: 40px !important;
    font-weight: 600;
}

body.dkd-video-detail .video-role-box button.empty {
    border: 1.5px solid var(--dkd-primary-gold) !important;
    color: var(--dkd-primary-gold) !important;
    border-radius: 40px !important;
    padding: 8px 24px !important;
    transition: var(--dkd-transition);
}

body.dkd-video-detail .video-role-box button.empty:hover {
    background: rgba(198,164,63,0.15) !important;
}

body.dkd-video-detail .video-tips b {
    color: var(--dkd-primary-gold) !important;
}

/* ========== 右侧视频选集列表 ========== */
body.dkd-video-detail .post-video-list {
    width: 320px !important;
    float: none !important;
    margin: 0 !important;
    background: white;
    border-radius: 24px !important;
    border: 1px solid var(--dkd-border);
    overflow: hidden;
    position: sticky;
    top: 90px;
    max-height: calc(100vh - 120px);
    display: flex;
    flex-direction: column;
}

body.dkd-video-detail .post-video-list-title {
    padding: 16px 20px !important;
    background: var(--dkd-bg-light) !important;
    border-bottom: 1px solid var(--dkd-border);
    margin: 0 !important;
}

body.dkd-video-detail .post-video-list-title h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1rem !important;
    color: var(--dkd-primary-dark) !important;
    font-weight: 600;
}

body.dkd-video-detail .post-video-list-title span {
    color: var(--dkd-gray-soft);
    font-size: 0.8rem;
}

body.dkd-video-detail .post-video-list ul {
    padding: 12px !important;
    margin: 0 !important;
    list-style: none !important;
    overflow-y: auto;
    flex: 1;
}

body.dkd-video-detail .post-video-list ul li {
    margin-bottom: 6px !important;
    list-style: none !important;
}

body.dkd-video-detail .post-video-list-link {
    display: flex;
    align-items: center;
    padding: 10px 12px !important;
    border-radius: 12px !important;
    cursor: pointer;
    transition: var(--dkd-transition);
    background: var(--dkd-bg-light) !important;
    border: 1px solid var(--dkd-border) !important;
}

body.dkd-video-detail .post-video-list-link:hover,
body.dkd-video-detail .post-video-list li.picked .post-video-list-link {
    background: rgba(198,164,63,0.08) !important;
    border-color: var(--dkd-primary-gold) !important;
}

body.dkd-video-detail .video-list-play-icon {
    color: var(--dkd-primary-gold) !important;
    margin-right: 8px;
}

body.dkd-video-detail .video-list-play-icon svg {
    fill: var(--dkd-primary-gold) !important;
}

body.dkd-video-detail .post-video-list li.picked .video-list-play-icon svg {
    fill: var(--dkd-primary-gold) !important;
}

body.dkd-video-detail .video-list-title {
    font-size: 0.85rem !important;
    color: var(--dkd-gray-deep) !important;
}

body.dkd-video-detail .post-video-list li.picked .video-list-title {
    color: var(--dkd-primary-dark) !important;
    font-weight: 600;
}

/* ========== 课件区域 ========== */
body.dkd-video-detail .post-style-5-courseware {
    max-width: 1280px;
    margin: 24px auto !important;
    padding: 0 32px !important;
}

body.dkd-video-detail .post-style-5-courseware-details {
    background: white;
    border-radius: 24px !important;
    border: 1px solid var(--dkd-border);
    overflow: hidden;
}

body.dkd-video-detail .post-style-5-courseware-title {
    padding: 16px 24px !important;
    font-family: 'Noto Serif SC', serif;
    color: var(--dkd-primary-dark) !important;
    font-weight: 500;
    background: var(--dkd-bg-light) !important;
    border-bottom: 1px solid var(--dkd-border);
}

body.dkd-video-detail .post-style-5-courseware-content {
    padding: 20px 24px !important;
    color: var(--dkd-gray-deep);
    line-height: 1.7;
    font-size: 0.9rem;
}

/* ========== 文章标题和元信息区域 ========== */
body.dkd-video-detail .post-style-5-top > .box {
    max-width: 1280px;
    margin: 0 auto;
    background: white !important;
    border-radius: 24px !important;
    border: 1px solid var(--dkd-border);
    margin-top: 24px;
    overflow: hidden;
}

body.dkd-video-detail .post-style-5-top .entry-header {
    padding: 24px 28px !important;
    max-width: 100% !important;
}

body.dkd-video-detail .post-style-5-top .entry-header h1 {
    font-family: 'Noto Serif SC', serif !important;
    font-size: 1.4rem !important;
    color: var(--dkd-primary-dark) !important;
    font-weight: 500;
    letter-spacing: -0.01em;
    margin-bottom: 16px !important;
}

body.dkd-video-detail .post-meta {
    display: flex !important;
    gap: 20px !important;
    flex-wrap: wrap;
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

body.dkd-video-detail .post-meta li {
    font-size: 0.85rem !important;
    color: var(--dkd-gray-soft) !important;
    list-style: none !important;
}

body.dkd-video-detail .post-meta li span {
    color: var(--dkd-gray-soft) !important;
}

body.dkd-video-detail .post-meta li a {
    background: var(--dkd-border) !important;
    padding: 4px 12px !important;
    border-radius: 20px !important;
    font-size: 0.7rem !important;
    color: var(--dkd-gray-deep) !important;
    text-decoration: none !important;
    transition: var(--dkd-transition);
}

body.dkd-video-detail .post-meta li a:hover {
    background: rgba(198,164,63,0.15) !important;
    color: var(--dkd-primary-gold) !important;
}

body.dkd-video-detail .post-meta svg {
    fill: var(--dkd-gray-soft) !important;
}

/* 作者信息 */
body.dkd-video-detail .post-user-info {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px !important;
    margin-top: 16px !important;
    border-top: 1px solid var(--dkd-border) !important;
}

body.dkd-video-detail .post-user-name b {
    color: var(--dkd-primary-dark) !important;
    font-size: 0.9rem;
}

body.dkd-video-detail .post-user-name .user-title {
    color: var(--dkd-gray-soft) !important;
    font-size: 0.8rem;
}

body.dkd-video-detail .post-meta-right button {
    border: 1px solid var(--dkd-primary-gold) !important;
    padding: 6px 18px !important;
    border-radius: 40px !important;
    font-size: 0.85rem !important;
    cursor: pointer;
    transition: var(--dkd-transition);
    background: transparent !important;
    color: var(--dkd-primary-dark) !important;
}

body.dkd-video-detail .post-meta-right button:hover {
    background: rgba(198,164,63,0.1) !important;
}

body.dkd-video-detail .post-meta-right button.empty {
    border-color: var(--dkd-border) !important;
}

body.dkd-video-detail .post-meta-right button svg {
    fill: var(--dkd-primary-gold) !important;
}

/* ========== 标签页导航 (视频介绍/视频选集/交流讨论) ========== */
body.dkd-video-detail .post-video-table {
    border-top: 1px solid var(--dkd-border) !important;
    padding: 0 !important;
    max-width: 100% !important;
}

body.dkd-video-detail .post-video-table ul {
    display: flex !important;
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    border-bottom: none !important;
}

body.dkd-video-detail .post-video-table ul li {
    flex: 1;
    text-align: center;
    padding: 14px 0 !important;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dkd-gray-soft) !important;
    transition: var(--dkd-transition);
    border-bottom: 2px solid transparent;
    list-style: none !important;
}

body.dkd-video-detail .post-video-table ul li.picked,
body.dkd-video-detail .post-video-table ul li.b2-color {
    color: var(--dkd-primary-gold) !important;
    border-bottom-color: var(--dkd-primary-gold) !important;
    background: white !important;
}

body.dkd-video-detail .post-video-table ul li:hover {
    color: var(--dkd-primary-gold) !important;
}

/* ========== 主内容区域 ========== */
body.dkd-video-detail .b2-single-content {
    max-width: 1280px !important;
    padding: 0 32px 60px !important;
}

body.dkd-video-detail .b2-single-content .content-area {
    width: 100% !important;
    float: none !important;
}

/* 文章内容卡片 */
body.dkd-video-detail .single-article {
    background: white !important;
    border-radius: 24px !important;
    border: 1px solid var(--dkd-border) !important;
    box-shadow: none !important;
    margin-top: 24px;
    overflow: hidden;
}

body.dkd-video-detail .single-article .entry-header {
    padding: 24px 28px !important;
}

body.dkd-video-detail .single-article .entry-header h1 {
    font-family: 'Noto Serif SC', serif !important;
    color: var(--dkd-primary-dark) !important;
    font-size: 1.3rem !important;
    font-weight: 500;
}

body.dkd-video-detail .entry-content {
    padding: 0 28px 28px !important;
    color: var(--dkd-gray-soft) !important;
    line-height: 1.7 !important;
    font-size: 0.9rem !important;
}

body.dkd-video-detail .entry-content p {
    margin-bottom: 12px;
}

body.dkd-video-detail .content-excerpt {
    background: var(--dkd-bg-light) !important;
    border-left: 3px solid var(--dkd-primary-gold) !important;
    padding: 16px 20px !important;
    border-radius: 0 12px 12px 0 !important;
    margin-bottom: 20px;
    color: var(--dkd-gray-deep) !important;
    font-style: italic;
}

/* ========== 课程介绍区（自定义添加） ========== */
.dkd-course-intro {
    margin-top: 24px;
    background: white;
    border-radius: 24px;
    border: 1px solid var(--dkd-border);
    padding: 28px;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
}
.dkd-course-intro h3 {
    margin-bottom: 16px;
    color: var(--dkd-primary-dark);
    font-family: 'Noto Serif SC', serif;
    font-size: 1.1rem;
    font-weight: 500;
}
.dkd-course-intro .dkd-intro-content {
    color: var(--dkd-gray-soft);
    line-height: 1.7;
    font-size: 0.9rem;
}
.dkd-course-intro .dkd-intro-content p {
    margin-top: 12px;
}
.dkd-course-intro .dkd-intro-content p:first-child {
    margin-top: 0;
}

/* ========== 评论区域 ========== */
body.dkd-video-detail .comments-area,
body.dkd-video-detail #comments {
    background: white !important;
    border-radius: 24px !important;
    border: 1px solid var(--dkd-border) !important;
    padding: 24px 28px !important;
    margin-top: 24px !important;
    box-shadow: none !important;
}

body.dkd-video-detail .comments-area h2,
body.dkd-video-detail .comments-area h3,
body.dkd-video-detail #comments h2,
body.dkd-video-detail #comments h3 {
    font-family: 'Noto Serif SC', serif !important;
    color: var(--dkd-primary-dark) !important;
    font-weight: 500;
}

body.dkd-video-detail .comment-respond {
    background: var(--dkd-bg-light) !important;
    border-radius: 16px !important;
    padding: 20px !important;
    border: 1px solid var(--dkd-border) !important;
}

body.dkd-video-detail .comment-respond textarea {
    border-radius: 12px !important;
    border: 1px solid var(--dkd-border) !important;
    background: white !important;
    padding: 12px !important;
}

body.dkd-video-detail .comment-respond .submit,
body.dkd-video-detail .comment-respond button[type="submit"] {
    background: var(--dkd-primary-gold) !important;
    color: var(--dkd-primary-dark) !important;
    border: none !important;
    border-radius: 40px !important;
    padding: 10px 28px !important;
    font-weight: 600 !important;
    cursor: pointer;
    transition: var(--dkd-transition);
}

body.dkd-video-detail .comment-respond .submit:hover,
body.dkd-video-detail .comment-respond button[type="submit"]:hover {
    background: var(--dkd-primary-gold-light) !important;
    transform: translateY(-1px);
}

/* 评论列表 */
body.dkd-video-detail .comment-list {
    list-style: none !important;
    padding: 0 !important;
}

body.dkd-video-detail .comment-list li {
    list-style: none !important;
}

body.dkd-video-detail .comment-list .comment-body {
    padding: 16px 0 !important;
    border-bottom: 1px solid var(--dkd-border);
}

body.dkd-video-detail .comment-list .comment-author img {
    border-radius: 50% !important;
}

/* ========== 隐藏B2默认侧边栏（视频页全宽） ========== */
body.dkd-video-detail .b2-single-content #secondary,
body.dkd-video-detail .b2-single-content .sidebar-area,
body.dkd-video-detail .b2-single-content aside {
    display: none !important;
}

/* ========== 下载按钮 ========== */
body.dkd-video-detail .single-button-download button {
    border: 1px solid var(--dkd-primary-gold) !important;
    color: var(--dkd-primary-dark) !important;
    border-radius: 40px !important;
    background: transparent !important;
    transition: var(--dkd-transition);
}

body.dkd-video-detail .single-button-download button:hover {
    background: rgba(198,164,63,0.1) !important;
}

body.dkd-video-detail .single-button-download button svg {
    fill: var(--dkd-primary-gold) !important;
}

/* ========== 返回顶部 ========== */
.dkd-go-top {
    position: fixed;
    bottom: 25px;
    right: 20px;
    background: var(--dkd-primary-dark);
    color: var(--dkd-primary-gold);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: 0.2s;
    z-index: 99;
    border: none;
    font-size: 1rem;
}
.dkd-go-top.show {
    opacity: 1;
    visibility: visible;
}

/* ========== 响应式 ========== */
@media (max-width: 960px) {
    body.dkd-video-detail .post-style-5-video-row {
        grid-template-columns: 1fr !important;
        padding: 20px 20px 0 !important;
    }

    body.dkd-video-detail .post-video-list {
        width: 100% !important;
        position: static !important;
        max-height: 400px;
        margin-top: 24px !important;
    }

    body.dkd-video-detail .post-style-5-top > .box {
        margin-left: 20px;
        margin-right: 20px;
    }

    body.dkd-video-detail .post-style-5-courseware {
        padding: 0 20px !important;
    }

    body.dkd-video-detail .b2-single-content {
        padding: 0 20px 40px !important;
    }

    .dkd-breadcrumb {
        padding-left: 20px;
        padding-right: 20px;
    }

    .dkd-course-intro {
        margin-left: 20px;
        margin-right: 20px;
    }
}

@media (max-width: 550px) {
    body.dkd-video-detail .post-style-5-video-box-in {
        border-radius: 16px !important;
    }

    body.dkd-video-detail .post-video-list {
        border-radius: 16px !important;
    }

    body.dkd-video-detail .post-style-5-top > .box {
        border-radius: 16px !important;
    }

    body.dkd-video-detail .single-article {
        border-radius: 16px !important;
    }

    body.dkd-video-detail .comments-area,
    body.dkd-video-detail #comments {
        border-radius: 16px !important;
    }

    .dkd-course-intro {
        border-radius: 16px;
        padding: 20px;
    }

    body.dkd-video-detail .post-style-5-top .entry-header h1 {
        font-size: 1.15rem !important;
    }
}