/**
 * 视频模块样式（增量）
 *
 * 加载位置：main.css → ui.css → csdn.css → video.css
 * 只新增 .v-* 类，不改写任何已有类；配色/圆角/字体全部引用 csdn.css 的令牌变量，
 * 深色模式由 [data-theme=dark] 下的变量自动接管。
 */

/* ==================== 卡片网格 ==================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.v-card {
    display: block;
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    overflow: hidden;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.v-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--sh-2);
    border-color: var(--border-2);
}

.v-cover {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--bg-3);
    overflow: hidden;
}
.v-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 时长标签：右下角半透明黑条 */
.v-dur {
    position: absolute;
    right: 6px;
    bottom: 6px;
    padding: 1px 5px;
    font-size: 12px;
    line-height: 18px;
    color: #fff;
    background: rgba(0, 0, 0, .65);
    border-radius: var(--r-xs);
}

/* 居中播放按钮：hover 才出现 */
.v-playbtn {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 44px;
    height: 44px;
    margin: -22px 0 0 -22px;
    border-radius: var(--r-full);
    background: rgba(255, 255, 255, .85);
    opacity: 0;
    transform: scale(.85);
    transition: opacity .18s ease, transform .18s ease;
}
.v-playbtn::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    margin: -8px 0 0 -5px;
    border-left: 14px solid var(--text-1);
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}
.v-card:hover .v-playbtn {
    opacity: 1;
    transform: scale(1);
}

.v-badge {
    position: absolute;
    left: 6px;
    top: 6px;
    padding: 1px 6px;
    font-size: 12px;
    line-height: 18px;
    color: #fff;
    border-radius: var(--r-xs);
    background: var(--primary);
}
.v-badge-ess { background: #FF9900; }

.v-title {
    margin: 8px 12px 0;
    font-size: 15px;
    font-weight: 500;
    line-height: 22px;
    color: var(--text-1);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.v-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px 12px;
    font-size: 12px;
    line-height: 18px;
    color: var(--text-3);
}
.v-meta .v-author {
    color: var(--text-2);
    max-width: 90px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ==================== 分类 Tab / 排序条 ==================== */
.v-catbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
}
.v-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.v-tabs a {
    padding: 0 12px;
    height: 28px;
    line-height: 28px;
    font-size: 14px;
    color: var(--text-2);
    background: var(--bg-3);
    border-radius: 8px;
    white-space: nowrap;
}
.v-tabs a:hover { color: var(--primary); }
.v-tabs a.active {
    background: #222226;
    color: #fff;
    font-weight: 500;
}
html[data-theme="dark"] .v-tabs a.active { background: var(--text-1); color: var(--bg-1); }

.v-catact { display: flex; gap: 8px; flex-shrink: 0; }

.v-sortbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 16px;
    margin-top: 12px;
    font-size: 14px;
}
.v-sortbar a { color: var(--text-2); }
.v-sortbar a.active { color: var(--primary); font-weight: 500; }
.v-crumb { margin-left: auto; color: var(--text-3); font-size: 13px; }

/* ==================== 侧栏 ==================== */
.v-rank li {
    display: flex;
    align-items: center;
    gap: 8px;
}
.v-rank .rk-no {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    line-height: 18px;
    text-align: center;
    font-size: 12px;
    color: var(--text-3);
    background: var(--bg-3);
    border-radius: var(--r-xs);
}
.v-rank li.top1 .rk-no,
.v-rank li.top2 .rk-no,
.v-rank li.top3 .rk-no {
    color: #fff;
    background: linear-gradient(135deg, #FFB400, #FF9900);
}
.v-rank .rk-title {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.v-rank-num { font-size: 12px; color: var(--text-4); flex-shrink: 0; }

.v-authors li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
}
.v-authors li + li { border-top: 1px solid var(--border); }
.v-authors img { width: 36px; height: 36px; border-radius: var(--r-full); }
.va-main { min-width: 0; }
.va-name {
    display: block;
    font-size: 14px;
    color: var(--text-1);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.va-sub { font-size: 12px; color: var(--text-3); }

.v-ad img { width: 100%; display: block; border-radius: var(--r-sm); }

/* ==================== 播放器 ==================== */
.v-player-card { padding: 16px; }
.v-player {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: var(--r-xl);
    overflow: hidden;
}
.v-player video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    background: #000;
}

.v-bigplay {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    transition: opacity .2s ease;
}
.v-bigplay:hover { opacity: .85; }
.v-player.playing .v-bigplay { opacity: 0; pointer-events: none; }

.v-loading {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: none;
}
.v-loading.on { display: block; }
.v-loading span {
    display: block;
    width: 34px;
    height: 34px;
    border: 3px solid rgba(255, 255, 255, .25);
    border-top-color: #fff;
    border-radius: 50%;
    animation: vspin .8s linear infinite;
}
@keyframes vspin { to { transform: rotate(360deg); } }

/* 控制栏：底部悬浮半透明黑条 */
.v-ctrl {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, .72));
    opacity: 1;
    transition: opacity .2s ease;
}
.v-player.playing.hide-ctrl .v-ctrl { opacity: 0; }

.vc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #fff;
    cursor: pointer;
}
.vc-btn .ic-pause { display: none; }
.v-player.playing .vc-btn#vcPlay .ic-play { display: none; }
.v-player.playing .vc-btn#vcPlay .ic-pause { display: block; }
#vcMute.muted .ic-wave { display: none; }

.v-progress {
    position: relative;
    flex: 1;
    height: 20px;
    display: flex;
    align-items: center;
    cursor: pointer;
}
.v-track {
    position: relative;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, .28);
    border-radius: 2px;
    overflow: visible;
}
.v-buffer, .v-cur {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    border-radius: 2px;
}
.v-buffer { background: rgba(255, 255, 255, .45); width: 0; }
.v-cur { background: var(--primary); width: 0; }
.v-dot {
    position: absolute;
    top: 50%;
    left: 0;
    width: 10px;
    height: 10px;
    margin: -5px 0 0 -5px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 0 2px rgba(0, 0, 0, .2);
    opacity: 0;
    transition: opacity .15s ease;
}
.v-progress:hover .v-dot { opacity: 1; }

.v-preview {
    position: absolute;
    bottom: 22px;
    padding: 2px 6px;
    font-size: 12px;
    color: #fff;
    background: rgba(0, 0, 0, .8);
    border-radius: var(--r-xs);
    transform: translateX(-50%);
    display: none;
    pointer-events: none;
}
.v-progress:hover .v-preview { display: block; }

.v-time { font-size: 12px; color: #fff; flex-shrink: 0; font-variant-numeric: tabular-nums; }
.v-time em { font-style: normal; }

.v-vol {
    width: 0;
    opacity: 0;
    transition: width .18s ease, opacity .18s ease;
    accent-color: var(--primary);
}
#vcMute:hover .v-vol, #vcMute:focus-within .v-vol { width: 60px; opacity: 1; }

.v-rate {
    height: 24px;
    font-size: 12px;
    color: #fff;
    background: rgba(255, 255, 255, .16);
    border: 0;
    border-radius: var(--r-xs);
    cursor: pointer;
    outline: none;
}
.v-rate option { color: var(--text-1); }

/* ==================== 标题 / 信息栏 / 简介 ==================== */
.v-info-card { padding: 16px 20px 20px; margin-top: 12px; }
.v-h1 {
    font-size: 20px;
    font-weight: 500;
    line-height: 30px;
    color: var(--text-1);
    margin: 0 0 12px;
}

.v-infobar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.v-infobar .v-author {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.v-infobar .v-author img { width: 32px; height: 32px; border-radius: var(--r-full); }
.v-infobar .va-nick { font-size: 14px; color: var(--text-1); }
.v-stat { font-size: 13px; color: var(--text-3); }

.v-acts { margin-left: auto; display: flex; gap: 8px; }
.v-act {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 28px;
    padding: 0 10px;
    font-size: 13px;
    color: var(--text-2);
    background: var(--bg-3);
    border-radius: var(--csdn-pill);
}
.v-act:hover { color: var(--primary); }
.v-act.active { color: var(--primary); background: var(--primary-050); }

.v-intro { padding: 12px 0 0; font-size: 14px; line-height: 22px; color: var(--text-2); }
.v-intro .vi-text {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.v-intro.open .vi-text { -webkit-line-clamp: unset; }
.vi-toggle {
    display: inline-block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--primary);
}

.v-tags { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 12px; }
.v-tags a {
    padding: 0 10px;
    height: 24px;
    line-height: 24px;
    font-size: 13px;
    color: var(--text-2);
    background: var(--bg-3);
    border-radius: var(--csdn-pill);
}
.v-tags a:hover { color: var(--primary); background: var(--primary-050); }

.v-tip {
    margin-top: 12px;
    padding: 8px 12px;
    font-size: 13px;
    color: #AD6300;
    background: #FFF7E8;
    border-radius: var(--r-sm);
}
html[data-theme="dark"] .v-tip { background: #3A2A12; color: #FFC46B; }

/* ==================== 作者卡片 / 相关推荐 ==================== */
.v-author-card .va-card-body { padding: 12px 16px 16px; text-align: center; }
.v-author-card img { width: 56px; height: 56px; border-radius: var(--r-full); }
.v-author-card .va-nick {
    display: block;
    margin-top: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-1);
}
.v-author-card .va-level { margin-top: 2px; font-size: 12px; color: var(--primary); }
.v-author-card .va-intro {
    margin: 8px 0 12px;
    font-size: 13px;
    line-height: 20px;
    color: var(--text-3);
}

.v-related li { display: flex; gap: 10px; padding: 8px 0; }
.v-related li + li { border-top: 1px solid var(--border); }
.vr-thumb {
    position: relative;
    flex-shrink: 0;
    width: 112px;
    aspect-ratio: 16 / 9;
    border-radius: var(--r-sm);
    overflow: hidden;
    background: var(--bg-3);
}
.vr-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.vr-main { min-width: 0; }
.vr-title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 14px;
    line-height: 20px;
    color: var(--text-1);
}
.vr-title:hover { color: var(--primary); }
.vr-sub { font-size: 12px; color: var(--text-3); }

/* ==================== 发布页 ==================== */
.v-pub-card .card-title { padding: 14px 16px 0; }
.v-form { padding: 4px 0 8px; }
.v-field { margin-bottom: 16px; }
.v-field > label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    color: var(--text-1);
}
.v-field > label em { color: var(--primary); font-style: normal; }
.v-field input[type=text],
.v-field select,
.v-field textarea {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    color: var(--text-1);
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    outline: none;
    font-family: inherit;
}
.v-field textarea { resize: vertical; line-height: 22px; }
.v-field input[type=text]:focus,
.v-field select:focus,
.v-field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-050); }

.v-uploader {
    position: relative;
    padding: 28px 16px;
    text-align: center;
    background: var(--bg-3);
    border: 1px dashed var(--border-2);
    border-radius: var(--r-sm);
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease;
}
.v-uploader:hover, .v-uploader.drag { border-color: var(--primary); background: var(--primary-050); }
.v-uploader input[type=file] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}
.vu-hint p { margin: 8px 0 4px; font-size: 14px; color: var(--text-2); }
.vu-hint span { font-size: 12px; color: var(--text-3); }
.vu-hint svg { color: var(--text-4); }

.v-progress-flat {
    display: none;
    height: 4px;
    margin-top: 10px;
    background: var(--bg-3);
    border-radius: 2px;
    overflow: hidden;
}
.v-progress-flat.on { display: block; }
.v-progress-flat i { display: block; height: 100%; width: 0; background: var(--primary); transition: width .2s ease; }

.v-fileinfo { margin-top: 8px; font-size: 13px; color: var(--text-2); }
.v-fileinfo.err { color: var(--primary); }
.v-preview-md { display: none; width: 100%; max-width: 420px; margin-top: 12px; border-radius: var(--r-sm); }
.v-preview-md.on { display: block; }

.v-coverpick { display: flex; gap: 16px; align-items: flex-end; }
.v-coverpick img {
    width: 200px;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
}
.vcp-act { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.vcp-tip { font-size: 12px; color: var(--text-3); }

.v-field-btns { display: flex; align-items: center; gap: 12px; }
.v-audit-tip { font-size: 13px; color: var(--text-3); }

/* ==================== 外链嵌入 ==================== */
/* 平台角标：卡片 / 详情页信息栏通用 */
.v-pf {
    position: absolute;
    right: 6px;
    top: 6px;
    padding: 1px 6px;
    font-size: 11px;
    line-height: 17px;
    color: #fff;
    border-radius: var(--r-xs);
    background: #555666;
    white-space: nowrap;
}
.v-pf-static { position: static; display: inline-block; margin-right: 4px; }

/* 发布页：类型切换 */
.v-typeswitch { display: inline-flex; padding: 2px; background: var(--bg-3); border-radius: var(--r-sm); }
.vts-item {
    padding: 0 16px;
    height: 28px;
    line-height: 28px;
    font-size: 14px;
    color: var(--text-2);
    border-radius: var(--r-xs);
    transition: background .15s ease, color .15s ease;
}
.vts-item.active { background: var(--bg-1); color: var(--text-1); box-shadow: var(--sh-1); }
.v-ts-tip { margin-top: 8px; font-size: 12px; color: var(--text-3); }

/* 发布页：链接输入 + 解析 */
.v-embed-input { display: flex; gap: 8px; }
.v-embed-input input[type=text] { flex: 1; }
.v-embed-input .btn { flex: none; height: 36px; }
.v-parse-tip { margin-top: 8px; font-size: 12px; color: var(--text-3); line-height: 20px; }
.v-parse-tip.err { color: var(--primary); }
.v-parse-tip.ok { color: var(--success); }

.v-embed-preview { display: none; margin-top: 12px; }
.v-embed-preview.on { display: block; }
.vp-frame {
    position: relative;
    width: 100%;
    max-width: 520px;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: var(--r-sm);
    overflow: hidden;
}
.vp-frame.portrait { max-width: 260px; aspect-ratio: 9 / 16; }
.vp-frame .v-embed { position: absolute; left: 0; top: 0; }
.vp-info { display: flex; align-items: center; gap: 10px; margin-top: 8px; font-size: 13px; color: var(--text-2); }
.vp-pf { padding: 1px 6px; font-size: 12px; color: #fff; border-radius: var(--r-xs); background: var(--primary); }
.vp-clear { font-size: 13px; color: var(--text-3); }

/* 详情页：外链播放容器（尺寸 / 圆角与本地播放器一致） */
.v-player-embed { position: relative; }
.v-player-embed.portrait { max-width: 420px; aspect-ratio: 9 / 16; }
.v-embed {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: #000;
}
/* 骨架占位：iframe 加载完成后置为透明 */
.v-embed-skeleton {
    position: absolute;
    left: 0; right: 0; top: 0; bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    transition: opacity .25s ease;
}
.v-player-embed.loaded .v-embed-skeleton,
.vp-frame.loaded .v-embed-skeleton { opacity: 0; pointer-events: none; }
.v-embed-skeleton span {
    display: block;
    width: 34px;
    height: 34px;
    border: 3px solid rgba(255, 255, 255, .25);
    border-top-color: #fff;
    border-radius: 50%;
    animation: vspin .8s linear infinite;
}

.v-src { display: inline-flex; align-items: center; font-size: 13px; color: var(--text-3); }
.v-src:hover { color: var(--primary); }

.v-notice { padding: 0; }
.v-notice li {
    padding: 8px 0;
    font-size: 13px;
    line-height: 20px;
    color: var(--text-2);
    border-bottom: 1px solid var(--border);
}
.v-notice li:last-child { border-bottom: 0; }

/* 我的视频：状态标签 */
.v-status { padding: 0 6px; border-radius: var(--r-xs); background: var(--bg-3); color: var(--text-2); }
.v-status.st-1 { color: #00A870; background: rgba(0, 168, 112, .1); }
.v-status.st-0 { color: #FF9900; background: rgba(255, 153, 0, .1); }
.v-status.st-2 { color: var(--text-3); }
.v-del { margin-left: auto; color: var(--text-3); }
.v-del:hover { color: var(--primary); }

/* ==================== 响应式 ==================== */
@media (max-width: 1439px) {
    .video-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1200px) {
    .video-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .video-grid { grid-template-columns: 1fr; gap: 12px; }
    .v-catbar { flex-direction: column; }
    .v-catact { width: 100%; }
    .v-coverpick { flex-direction: column; align-items: stretch; }
    .v-coverpick img { width: 100%; }
    .v-player { border-radius: var(--r-sm); }
    .v-ctrl { gap: 6px; padding: 8px; }
    .v-rate { display: none; }
    .v-infobar .v-acts { width: 100%; margin-left: 0; }
    .v-embed-input { flex-direction: column; }
    .v-player-embed.portrait { max-width: 300px; }
}

@media (max-width: 480px) {
    .v-h1 { font-size: 18px; line-height: 26px; }
    .v-time { font-size: 11px; }
}