:root{
  --bg:#f5f7fb;
  --bg-soft:#eef3f9;
  --card:#ffffff;
  --text:#18202a;
  --text-soft:#5f6b7a;
  --line:#e6ebf2;
  --primary:#2f6fed;
  --primary-soft:#eef4ff;
  --shadow:0 10px 24px rgba(17,24,39,.06);
  --shadow-hover:0 16px 34px rgba(17,24,39,.1);
  --radius:14px;
  --radius-sm:10px;
  --container:1280px;
}

*,
*::before,
*::after{
  box-sizing:border-box;
}

html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
  scroll-behavior:smooth;
}

html,
body{
  margin:0;
  padding:0;
  overflow-x:hidden;
}

body{
  min-width:320px;
  background:var(--bg);
  color:var(--text);
  font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

img{
  display:block;
  max-width:100%;
  height:auto;
}

a{
  color:inherit;
  text-decoration:none;
}

button,
input{
  font:inherit;
}

button{
  cursor:pointer;
}

input,
button{
  border:none;
  outline:none;
}

.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

.site-shell{
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

.container{
  width:min(100% - 24px, var(--container));
  margin:0 auto;
}

.site-header{
  background:linear-gradient(180deg,#fafdff 0%,#f4f8fd 100%);
  border-bottom:1px solid var(--line);
}

.site-header__top{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  padding:16px 0 12px;
}

.site-brand{
  min-width:0;
}

.site-brand__link{
  display:inline-flex;
  align-items:center;
  min-height:44px;
}

.site-brand__text{
  display:inline-block;
  max-width:100%;
  font-size:1.3rem;
  font-weight:800;
  letter-spacing:.02em;
  word-break:break-word;
}

.site-search{
  width:100%;
}

.site-search__group{
  display:flex;
  align-items:center;
  gap:8px;
  width:100%;
}

.site-search__input{
  flex:1 1 auto;
  min-width:0;
  height:44px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--text);
}

.site-search__input::placeholder{
  color:#98a2b3;
}

.site-search__button{
  flex:0 0 auto;
  height:44px;
  padding:0 18px;
  border-radius:12px;
  background:var(--primary);
  color:#fff;
  font-weight:700;
  box-shadow:0 8px 20px rgba(47,111,237,.18);
}

.site-nav{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:8px;
  padding:0 0 14px;
}

.site-nav__link{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:8px 10px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  text-align:center;
  color:var(--text);
  line-height:1.35;
  word-break:break-word;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.site-nav__link--home{
  color:var(--primary);
  border-color:#cad9ff;
  background:var(--primary-soft);
}

.hot-search{
  padding:0 0 16px;
}

.hot-search__title{
  margin-bottom:10px;
  font-size:.92rem;
  font-weight:700;
  color:var(--text-soft);
}

.hot-search__list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.hot-search__item{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  max-width:100%;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  color:var(--text-soft);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.page-main{
  flex:1 1 auto;
  padding-bottom:28px;
}

.page-intro{
  padding:14px 0 6px;
}

.page-intro__box,
.page-banner__inner{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
}

.page-intro__title,
.page-banner__title{
  margin:0;
  font-size:1.3rem;
  line-height:1.35;
  word-break:break-word;
}

.page-intro__desc,
.page-banner__meta{
  margin:8px 0 0;
  color:var(--text-soft);
}

.page-banner{
  padding:14px 0 6px;
}

.section-block{
  padding:12px 0;
}

.section-block--soft{
  background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.48) 100%);
}

.section-block--player{
  padding-top:14px;
}

.section-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}

.section-title{
  margin:0;
  font-size:1.16rem;
  line-height:1.35;
}

.video-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}

.video-card{
  display:flex;
  flex-direction:column;
  min-width:0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.video-card__thumb{
  position:relative;
  display:block;
  aspect-ratio:16 / 9;
  overflow:hidden;
  background:#edf2f8;
}

.video-card__img{
  width:100%;
  height:100%;
  object-fit:cover;
  transform:translateZ(0);
  transition:transform .35s ease, opacity .25s ease;
}

.video-card__body{
  display:flex;
  align-items:flex-start;
  min-height:58px;
  padding:10px 12px 12px;
}

.video-card__title{
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  overflow:hidden;
  text-overflow:ellipsis;
  word-break:break-word;
  line-height:1.45;
  min-height:2.9em;
}

.pager{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:18px;
}

.pager__link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:42px;
  min-height:40px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  color:var(--text);
  transition:background .2s ease, color .2s ease, border-color .2s ease;
}

.pager__link.is-current{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
}

.player-layout{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}

.video-player-wrap{
  background:#0d1117;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-hover);
}

.video-player{
  width:100%;
  aspect-ratio:16 / 9;
  min-height:220px;
}

.player-side{
  min-width:0;
}

.detail-card{
  display:grid;
  grid-template-columns:96px 1fr;
  gap:12px;
  padding:12px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.detail-card__poster{
  width:100%;
  aspect-ratio:16 / 9;
  border-radius:12px;
  overflow:hidden;
  background:#edf2f8;
}

.detail-card__img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.detail-card__content{
  min-width:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:10px;
}

.detail-card__title{
  margin:0;
  font-size:1.1rem;
  line-height:1.45;
  word-break:break-word;
}

.detail-card__playlink{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  align-self:flex-start;
  min-height:40px;
  padding:0 14px;
  border-radius:10px;
  background:var(--primary);
  color:#fff;
  font-weight:700;
}

.site-footer{
  margin-top:auto;
  border-top:1px solid var(--line);
  background:#fff;
}

.site-footer__inner{
  padding:18px 0 26px;
  color:var(--text-soft);
  text-align:center;
}

.site-footer__copyright,
.site-footer__desc{
  margin:0;
}

.site-footer__desc{
  margin-top:6px;
}

.lazy{
  opacity:.92;
}

.lazy.is-loaded{
  opacity:1;
}

@media (hover:hover){
  .site-nav__link:hover,
  .hot-search__item:hover,
  .pager__link:hover{
    border-color:#cfd8e6;
    box-shadow:var(--shadow);
  }

  .video-card:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-hover);
    border-color:#d4dcea;
  }

  .video-card:hover .video-card__img{
    transform:scale(1.04);
  }
}

@media (min-width:640px){
  .container{
    width:min(100% - 32px, var(--container));
  }

  .site-nav{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }

  .video-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

@media (min-width:768px){
  body{
    font-size:15px;
  }

  .site-header__top{
    grid-template-columns:minmax(220px,auto) minmax(320px,1fr);
    align-items:center;
    gap:16px;
    padding:18px 0 14px;
  }

  .site-brand__text{
    font-size:1.45rem;
  }

  .site-nav{
    grid-template-columns:repeat(6,minmax(0,1fr));
  }

  .page-intro__box,
  .page-banner__inner{
    padding:18px;
  }

  .page-intro__title,
  .page-banner__title{
    font-size:1.5rem;
  }

  .video-grid{
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:14px;
  }

  .player-layout{
    grid-template-columns:minmax(0,1fr) 300px;
    align-items:start;
  }

  .detail-card{
    grid-template-columns:1fr;
  }

  .detail-card__poster{
    aspect-ratio:16 / 9;
  }
}

@media (min-width:1024px){
  .site-nav{
    grid-template-columns:repeat(8,minmax(0,1fr));
  }

  .video-grid{
    grid-template-columns:repeat(5,minmax(0,1fr));
  }

  .section-block{
    padding:14px 0;
  }

  .page-main--play .video-grid{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}

@media (min-width:1280px){
  .video-grid{
    grid-template-columns:repeat(6,minmax(0,1fr));
  }

  .page-main--play .video-grid{
    grid-template-columns:repeat(5,minmax(0,1fr));
  }
}