/* ============================================
   高清视频 - 原创样式表
   品牌色：玫瑰粉 #E8436F / 柔粉 #FF6B9D
   辅助色：深紫 #2D1B3D / 暖金 #D4A853
   背景色：#FFF5F8 / #1A0E23
   ============================================ */

/* === 基础重置 === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background: #FFF5F8;
    color: #333;
    line-height: 1.7;
    overflow-x: hidden;
}
a { color: #E8436F; text-decoration: none; transition: color .25s; }
a:hover { color: #FF6B9D; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* === 通用容器 === */
.uybmk0qv { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.ld4uv { padding: 60px 0; }
.xw4if {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: #2D1B3D;
    margin-bottom: 12px;
    position: relative;
}
.xw4if::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #E8436F, #FF6B9D);
    border-radius: 2px;
    margin: 12px auto 0;
}
.tdj0d {
    text-align: center;
    color: #666;
    font-size: 1rem;
    max-width: 700px;
    margin: 0 auto 40px;
}

/* === 顶部导航 === */
.tx-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 245, 248, .92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(232, 67, 111, .12);
    transition: box-shadow .3s;
}
.tx-header.scrolled { box-shadow: 0 2px 20px rgba(232, 67, 111, .1); }
.tx-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.hzmhps2a { display: flex; align-items: center; gap: 8px; }
.hzmhps2a img { height: 42px; width: auto; }
.rloca { font-size: 1.3rem; font-weight: 700; color: #E8436F; }
.tx-nav { display: flex; align-items: center; gap: 28px; }
.tx-nav a {
    font-size: .95rem;
    color: #2D1B3D;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
}
.tx-nav a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #E8436F;
    transition: width .3s;
}
.tx-nav a:hover::after, .tx-nav a.active::after { width: 100%; }
.tx-nav a:hover { color: #E8436F; }
.tx-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}
.tx-mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #2D1B3D;
    border-radius: 1px;
    transition: .3s;
}

/* === Banner区域 === */
.sv0pl {
    margin-top: 68px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #2D1B3D 0%, #1A0E23 100%);
}
.equo6t {
    width: 100%;
    height: 480px;
    object-fit: cover;
    opacity: .65;
}
.vunh621 {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
    background: linear-gradient(180deg, rgba(45,27,61,.3) 0%, rgba(26,14,35,.6) 100%);
}
.vunh621 h1 {
    font-size: 2.8rem;
    color: #fff;
    font-weight: 800;
    text-shadow: 0 2px 12px rgba(0,0,0,.3);
    margin-bottom: 16px;
}
.vunh621 h1 em {
    font-style: normal;
    color: #FF6B9D;
}
.vunh621 p {
    font-size: 1.15rem;
    color: rgba(255,255,255,.85);
    max-width: 600px;
    margin-bottom: 24px;
}
.e1ees {
    display: inline-block;
    padding: 14px 36px;
    background: linear-gradient(135deg, #E8436F, #FF6B9D);
    color: #fff;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(232,67,111,.35);
    transition: transform .25s, box-shadow .25s;
}
.e1ees:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(232,67,111,.5);
    color: #fff;
}

/* === 视频卡片网格 === */
.u1gkoyk4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.tx-video-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(45,27,61,.06);
    transition: transform .3s, box-shadow .3s;
    cursor: pointer;
}
.tx-video-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(232,67,111,.12);
}
.lde2ey {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}
.lde2ey img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}
.tx-video-card:hover .lde2ey img { transform: scale(1.06); }
.eri08f {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(45,27,61,.25);
    opacity: 0;
    transition: opacity .3s;
}
.tx-video-card:hover .eri08f { opacity: 1; }
.eri08f svg { width: 52px; height: 52px; fill: #fff; filter: drop-shadow(0 2px 8px rgba(0,0,0,.3)); }
.cthnrfr {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,.7);
    color: #fff;
    font-size: .75rem;
    padding: 2px 8px;
    border-radius: 4px;
}
.u3om49q { padding: 16px; }
.u3om49q h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #2D1B3D;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.xv80csw {
    display: flex;
    gap: 12px;
    font-size: .8rem;
    color: #999;
}
.xv80csw span { display: flex; align-items: center; gap: 3px; }

/* === 分类标签 === */
.tx-category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 36px;
}
.tx-category-tab {
    padding: 8px 22px;
    border-radius: 50px;
    font-size: .9rem;
    font-weight: 500;
    color: #666;
    background: #fff;
    border: 1px solid #eee;
    cursor: pointer;
    transition: .25s;
}
.tx-category-tab:hover, .tx-category-tab.active {
    background: linear-gradient(135deg, #E8436F, #FF6B9D);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(232,67,111,.25);
}

/* === 专家团队 === */
.rb9za {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.p5s4gfl {
    background: #fff;
    border-radius: 16px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(45,27,61,.06);
    transition: transform .3s;
}
.p5s4gfl:hover { transform: translateY(-4px); }
.p5s4gfl img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 16px;
    border: 3px solid #FF6B9D;
}
.p5s4gfl h4 { font-size: 1.05rem; color: #2D1B3D; margin-bottom: 4px; }
.p5s4gfl .vxn4p3c { font-size: .85rem; color: #E8436F; margin-bottom: 8px; }
.p5s4gfl p { font-size: .85rem; color: #888; line-height: 1.6; }

/* === AI赋能区 === */
.r4dmqjw { background: linear-gradient(135deg, #2D1B3D, #1A0E23); color: #fff; }
.r4dmqjw .xw4if { color: #fff; }
.r4dmqjw .xw4if::after { background: linear-gradient(90deg, #D4A853, #FF6B9D); }
.r4dmqjw .tdj0d { color: rgba(255,255,255,.7); }
.rpabei {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.nx3a1q {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: .3s;
}
.nx3a1q:hover {
    background: rgba(232,67,111,.12);
    border-color: rgba(232,67,111,.3);
    transform: translateY(-4px);
}
.abxzws {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, #E8436F, #D4A853);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}
.nx3a1q h4 { font-size: 1.1rem; margin-bottom: 8px; color: #fff; }
.nx3a1q p { font-size: .9rem; color: rgba(255,255,255,.65); line-height: 1.6; }

/* === 社区功能 === */
.ybte5qwp {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.v6pm9j {
    display: flex;
    gap: 20px;
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 16px rgba(45,27,61,.06);
    transition: .3s;
}
.v6pm9j:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(232,67,111,.1); }
.vwz1bip {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #FFF0F3, #FFE0E8);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}
.v6pm9j h4 { font-size: 1.05rem; color: #2D1B3D; margin-bottom: 6px; }
.v6pm9j p { font-size: .88rem; color: #888; }

/* === 数据统计 === */
.j0nwy {
    background: linear-gradient(135deg, #E8436F, #FF6B9D);
    padding: 48px 0;
}
.t6m6e {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
    color: #fff;
}
.lxekvl7 { font-size: 2.4rem; font-weight: 800; margin-bottom: 4px; }
.mfju1w34 { font-size: .95rem; opacity: .85; }

/* === 页脚 === */
.y9q82ft {
    background: #1A0E23;
    color: rgba(255,255,255,.7);
    padding: 48px 0 24px;
}
.z24li9 {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 36px;
}
.q8ml7ie1 img { height: 40px; margin-bottom: 12px; }
.q8ml7ie1 p { font-size: .88rem; line-height: 1.7; color: rgba(255,255,255,.55); }
.y9q82ft h5 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.obglhe a {
    display: block;
    color: rgba(255,255,255,.55);
    font-size: .88rem;
    padding: 4px 0;
    transition: color .2s;
}
.obglhe a:hover { color: #FF6B9D; }
.ktoox7bp { display: flex; gap: 16px; }
.ktoox7bp img { width: 100px; height: 100px; border-radius: 8px; }
.oduqee {
    border-top: 1px solid rgba(255,255,255,.08);
    padding-top: 20px;
    text-align: center;
    font-size: .82rem;
    color: rgba(255,255,255,.4);
}

/* === 面包屑 === */
.a05u0i0 {
    padding: 16px 0;
    font-size: .88rem;
    color: #999;
    margin-top: 68px;
}
.a05u0i0 a { color: #E8436F; }
.a05u0i0 span { margin: 0 6px; color: #ccc; }

/* === 视频播放内页 === */
.e4u63jz {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 24px;
}
.e4u63jz iframe {
    width: 100%;
    height: 100%;
    border: none;
}
.v9o8t3de { padding: 24px 0; }
.v9o8t3de h1 { font-size: 1.6rem; color: #2D1B3D; margin-bottom: 12px; }
.v9o8t3de .xv80csw { margin-bottom: 20px; }
.nfx1fd2 {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 12px rgba(45,27,61,.06);
    line-height: 1.8;
    color: #555;
}

/* === 关于页面 === */
.s17js {
    background: linear-gradient(135deg, #2D1B3D, #1A0E23);
    padding: 80px 0;
    margin-top: 68px;
    text-align: center;
    color: #fff;
}
.s17js h1 { font-size: 2.4rem; font-weight: 800; margin-bottom: 16px; }
.s17js p { font-size: 1.1rem; color: rgba(255,255,255,.75); max-width: 600px; margin: 0 auto; }
.kvx594ac {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    margin-top: -40px;
    position: relative;
    box-shadow: 0 8px 32px rgba(45,27,61,.08);
}
.kvx594ac h2 { font-size: 1.5rem; color: #2D1B3D; margin: 28px 0 12px; }
.kvx594ac h2:first-child { margin-top: 0; }
.kvx594ac p { color: #555; margin-bottom: 16px; }

/* === FAQ === */
.tx-faq-item {
    background: #fff;
    border-radius: 12px;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(45,27,61,.04);
    overflow: hidden;
}
.tx-faq-q {
    padding: 18px 24px;
    font-weight: 600;
    color: #2D1B3D;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background .2s;
}
.tx-faq-q:hover { background: #FFF0F3; }
.tx-faq-q::after { content: "+"; font-size: 1.3rem; color: #E8436F; transition: transform .3s; }
.tx-faq-item.open .tx-faq-q::after { transform: rotate(45deg); }
.u3i8ksql {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
    padding: 0 24px;
    color: #666;
    line-height: 1.8;
}
.tx-faq-item.open .u3i8ksql { max-height: 300px; padding: 0 24px 18px; }

/* === 响应式 === */
@media (max-width: 1024px) {
    .u1gkoyk4 { grid-template-columns: repeat(2, 1fr); }
    .rb9za { grid-template-columns: repeat(2, 1fr); }
    .rpabei { grid-template-columns: repeat(2, 1fr); }
    .z24li9 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .tx-nav { display: none; }
    .tx-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: #fff;
        padding: 20px;
        box-shadow: 0 8px 24px rgba(0,0,0,.1);
        gap: 16px;
    }
    .tx-mobile-toggle { display: flex; }
    .vunh621 h1 { font-size: 1.8rem; }
    .equo6t { height: 320px; }
    .u1gkoyk4 { grid-template-columns: 1fr; }
    .rb9za { grid-template-columns: 1fr; }
    .rpabei { grid-template-columns: 1fr; }
    .ybte5qwp { grid-template-columns: 1fr; }
    .t6m6e { grid-template-columns: repeat(2, 1fr); }
    .z24li9 { grid-template-columns: 1fr; }
    .ld4uv { padding: 40px 0; }
    .xw4if { font-size: 1.5rem; }
    .v6pm9j { flex-direction: column; }
}
@media (max-width: 480px) {
    .t6m6e { grid-template-columns: 1fr; }
    .vunh621 h1 { font-size: 1.4rem; }
}

/* === 白色背景section === */
.okjm5l0u { background: #fff; }

/* === SEO内容区 === */
.md00lr { max-width: 900px; margin: 0 auto; color: #555; line-height: 2; }
.md00lr h3 { color: #2D1B3D; font-size: 1.2rem; margin: 20px 0 10px; }

/* === 视频内页描述区h2 === */
.nfx1fd2 h2 { font-size: 1.2rem; color: #2D1B3D; margin-bottom: 12px; }

/* === 视频内页推荐区 === */
.abq5plq { padding-top: 20px; }

/* === 作者信息 === */
.i9pp24 { display: flex; align-items: center; gap: 12px; margin: 16px 0; padding: 16px; background: #FFF5F8; border-radius: 12px; }
.i9pp24 img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 2px solid #FF6B9D; }
.h2o5cs22 { font-weight: 600; color: #2D1B3D; font-size: .95rem; }
.m874ty { font-size: .82rem; color: #999; }
.o21yqf { font-size: .82rem; color: #999; margin-left: auto; }

/* === 信任徽章 === */
.es84wls7 { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 24px; }
.vujmcqq { display: flex; align-items: center; gap: 8px; padding: 8px 16px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); border-radius: 50px; font-size: .85rem; color: rgba(255,255,255,.7); }

/* === 面包屑后的hero区域 === */
.a05u0i0 + .s17js { margin-top: 0; }