:root{
    --silver:#e9edf3;
    --silver-2:#b9c2cf;
    --chrome-grad:linear-gradient(105deg,#f7f9fc 0%,#c3ccd9 22%,#8e99a8 38%,#ffffff 52%,#a9b4c3 66%,#dde4ed 82%,#f2f5fa 100%);
    --ice:#cfe6ff;
    --pink:#ffc7e0;
    --ink:#0b0e14;
    --ink-2:#141922;
    --ink-3:#1c2330;
    --line:rgba(233,237,243,.14);
    --muted:#98a3b4;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:
      radial-gradient(900px 520px at 12% -8%,rgba(207,230,255,.20),transparent 62%),
      radial-gradient(760px 460px at 88% 4%,rgba(255,199,224,.17),transparent 60%),
      linear-gradient(180deg,#0a0d12 0%,#0b0f16 40%,#090c11 100%);
    color:var(--silver);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    line-height:1.7;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  .wrap{width:min(1180px,92vw);margin:0 auto}

  /* 镀铬文字 */
  .chrome{
    background:var(--chrome-grad);
    -webkit-background-clip:text;background-clip:text;
    color:transparent;
    -webkit-text-fill-color:transparent;
    filter:drop-shadow(0 2px 0 rgba(0,0,0,.45)) drop-shadow(0 10px 26px rgba(150,190,255,.22));
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:.55rem;
    font-size:.74rem;letter-spacing:.28em;color:var(--muted);
    text-transform:uppercase;
  }
  .eyebrow::before{content:"";width:34px;height:1px;background:linear-gradient(90deg,var(--pink),var(--ice))}

  /* 顶部导航 */
  .site-header{
    position:sticky;top:0;z-index:50;
    backdrop-filter:blur(14px);
    background:rgba(8,11,16,.72);
    border-bottom:1px solid var(--line);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 0}
  .brand{display:flex;align-items:center;gap:.6rem;flex:0 0 auto}
  .brand img{height:34px;width:auto;border-radius:8px}
  .brand-name{font-size:1.06rem;font-weight:700;letter-spacing:.04em}
  .nav-toggle{
    display:none;background:transparent;border:1px solid var(--line);color:var(--silver);
    padding:.42rem .7rem;border-radius:10px;font-size:.82rem;
  }
  .site-nav{display:flex;flex-wrap:wrap;gap:.2rem}
  .site-nav a{
    font-size:.85rem;color:#cfd7e3;padding:.42rem .62rem;border-radius:8px;
    transition:color .25s,background .25s;
  }
  .site-nav a:hover{color:#fff;background:rgba(207,230,255,.10)}

  /* 首屏 */
  .hero{position:relative;padding:clamp(2.6rem,6vw,5.4rem) 0 clamp(2rem,4vw,3.4rem)}
  .hero::after{
    content:"";position:absolute;inset:auto 0 -1px 0;height:1px;
    background:linear-gradient(90deg,transparent,rgba(207,230,255,.5),rgba(255,199,224,.5),transparent);
  }
  .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(1.6rem,4vw,3.6rem);align-items:center}
  .hero h1{
    font-size:clamp(1.9rem,4.4vw,3.5rem);line-height:1.18;font-weight:800;
    letter-spacing:.01em;margin:.9rem 0 .2rem;
  }
  .hero h1 span{display:block}
  .hero-sub{font-size:clamp(.95rem,1.6vw,1.08rem);color:#b9c4d3;margin-top:1rem;max-width:34em}
  .hero-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.3rem}
  .chip{
    font-size:.78rem;color:#dbe6f5;border:1px solid rgba(207,230,255,.28);
    padding:.3rem .7rem;border-radius:999px;background:rgba(207,230,255,.06);
  }
  .chip.pink{border-color:rgba(255,199,224,.34);background:rgba(255,199,224,.07);color:#ffe3ef}

  .dl-row{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:1.8rem}
  .btn{
    display:inline-flex;align-items:center;gap:.6rem;
    padding:.88rem 1.5rem;border-radius:14px;font-size:.98rem;font-weight:700;
    border:1px solid transparent;cursor:pointer;transition:transform .22s,box-shadow .22s,filter .22s;
  }
  .btn:active{transform:scale(.98)}
  .btn-android{
    background:var(--chrome-grad);color:#10151d;
    box-shadow:0 10px 30px rgba(160,200,255,.22),inset 0 1px 0 rgba(255,255,255,.8);
  }
  .btn-android:hover{filter:brightness(1.06);transform:translateY(-2px)}
  .btn-ios{
    background:rgba(255,199,224,.10);color:#ffe6f1;
    border:1px solid rgba(255,199,224,.46);
    box-shadow:0 10px 30px rgba(255,160,205,.12);
  }
  .btn-ios:hover{background:rgba(255,199,224,.18);transform:translateY(-2px)}
  .btn-dot{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.65}

  .hero-stage{position:relative}
  .poster-frame{
    position:relative;border-radius:20px;overflow:hidden;
    border:1px solid rgba(233,237,243,.22);
    box-shadow:0 30px 70px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.16);
  }
  .poster-frame img{width:100%;height:clamp(300px,42vw,460px);object-fit:cover}
  .poster-frame::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(200deg,rgba(207,230,255,.22),transparent 42%,rgba(255,199,224,.20));
    mix-blend-mode:screen;pointer-events:none;
  }
  .poster-cap{
    position:absolute;left:0;right:0;bottom:0;padding:1.4rem 1.1rem .9rem;
    background:linear-gradient(0deg,rgba(6,9,14,.92),rgba(6,9,14,.35) 60%,transparent);
    font-size:.84rem;color:#d5dfec;
  }
  .stage-mini{
    position:absolute;right:-14px;bottom:-26px;width:34%;
    border-radius:14px;overflow:hidden;border:1px solid rgba(233,237,243,.28);
    box-shadow:0 18px 44px rgba(0,0,0,.7);
  }
  .stage-mini img{width:100%;height:150px;object-fit:cover}

  /* 通用区块 */
  section{padding:clamp(2.6rem,5vw,4.6rem) 0}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1.4rem;flex-wrap:wrap;margin-bottom:1.9rem}
  .sec-head h2{font-size:clamp(1.45rem,2.7vw,2.2rem);font-weight:800;line-height:1.3;letter-spacing:.01em}
  .sec-head p{color:var(--muted);font-size:.92rem;max-width:40em;margin-top:.5rem}
  .rule{height:1px;background:linear-gradient(90deg,rgba(207,230,255,.55),rgba(255,199,224,.35),transparent)}

  /* 榜单 / 卡墙 */
  .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
  .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
  .poster-card{
    position:relative;border-radius:14px;overflow:hidden;
    border:1px solid rgba(233,237,243,.13);background:var(--ink-2);
    transition:transform .3s,border-color .3s,box-shadow .3s;
  }
  .poster-card:hover{transform:translateY(-6px);border-color:rgba(207,230,255,.4);box-shadow:0 22px 46px rgba(0,0,0,.55)}
  .poster-card img{width:100%;height:250px;object-fit:cover}
  .pc-body{padding:.75rem .8rem .9rem}
  .pc-body strong{display:block;font-size:.92rem;color:#eef3fa}
  .pc-body span{display:block;font-size:.76rem;color:var(--muted);margin-top:.15rem}
  .rank-no{
    position:absolute;top:.5rem;left:.5rem;z-index:2;
    font-size:.72rem;font-weight:800;color:#10151d;
    background:var(--chrome-grad);padding:.1rem .48rem;border-radius:6px;
  }

  /* 追剧区：图文交错 */
  .feature-row{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(1.4rem,3.6vw,3rem);align-items:center;margin-bottom:clamp(1.8rem,4vw,3rem)}
  .feature-row.flip{grid-template-columns:1.1fr .9fr}
  .feature-row.flip .fr-media{order:2}
  .fr-media{border-radius:18px;overflow:hidden;border:1px solid rgba(233,237,243,.16);box-shadow:0 24px 54px rgba(0,0,0,.5)}
  .fr-media img{width:100%;height:clamp(230px,30vw,340px);object-fit:cover;object-position:top}
  .fr-text h3{font-size:clamp(1.1rem,2vw,1.45rem);margin-bottom:.6rem;font-weight:800}
  .fr-text p{color:#b6c1d0;font-size:.94rem}
  .fr-text ul{list-style:none;margin-top:1rem;display:grid;gap:.42rem}
  .fr-text li{font-size:.9rem;color:#c8d3e1;padding-left:1.1rem;position:relative}
  .fr-text li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,var(--ice),var(--pink))}

  /* 流程 */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;counter-reset:s}
  .step{
    position:relative;padding:1.5rem 1.25rem 1.4rem;border-radius:16px;
    background:linear-gradient(165deg,rgba(207,230,255,.07),rgba(255,199,224,.05));
    border:1px solid rgba(233,237,243,.15);
    transition:transform .3s,border-color .3s;
  }
  .step:hover{transform:translateY(-5px);border-color:rgba(255,199,224,.4)}
  .step-num{
    font-size:1.5rem;font-weight:900;line-height:1;margin-bottom:.7rem;
    background:var(--chrome-grad);-webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;color:transparent;
  }
  .step h3{font-size:1.02rem;margin-bottom:.4rem}
  .step p{font-size:.87rem;color:#aeb9c9}

  /* 教程 */
  .tutorial{display:grid;grid-template-columns:.86fr 1.14fr;gap:clamp(1.4rem,3.4vw,2.8rem);align-items:center}
  .tut-shot{border-radius:18px;overflow:hidden;border:1px solid rgba(233,237,243,.18);box-shadow:0 26px 60px rgba(0,0,0,.55)}
  .tut-shot img{width:100%;height:clamp(320px,42vw,480px);object-fit:cover}
  .tut-list{display:grid;gap:.9rem}
  .tut-item{padding:1rem 1.1rem;border-radius:14px;background:rgba(255,255,255,.035);border-left:2px solid rgba(207,230,255,.55)}
  .tut-item h3{font-size:.98rem;margin-bottom:.22rem}
  .tut-item p{font-size:.87rem;color:#a9b5c5}

  /* 文案/剧本 */
  .script-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
  .script-card{
    border-radius:16px;overflow:hidden;border:1px solid rgba(233,237,243,.14);
    background:rgba(255,255,255,.032);transition:transform .3s,border-color .3s;
  }
  .script-card:hover{transform:translateY(-5px);border-color:rgba(207,230,255,.36)}
  .script-card img{width:100%;height:190px;object-fit:cover}
  .sc-body{padding:.9rem 1rem 1.1rem}
  .sc-body h3{font-size:.98rem;margin-bottom:.35rem}
  .sc-body p{font-size:.85rem;color:#a9b5c5}

  /* 入驻 */
  .join{
    border-radius:22px;padding:clamp(1.6rem,4vw,2.8rem);
    border:1px solid rgba(255,199,224,.28);
    background:
      radial-gradient(600px 240px at 88% 0%,rgba(255,199,224,.16),transparent 70%),
      radial-gradient(520px 220px at 0% 100%,rgba(207,230,255,.16),transparent 70%),
      rgba(255,255,255,.03);
    display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center;
  }
  .join h2{font-size:clamp(1.3rem,2.4vw,1.9rem);margin-bottom:.6rem}
  .join p{color:#bac5d4;font-size:.93rem}
  .join ul{list-style:none;display:grid;gap:.4rem;margin-top:1rem}
  .join li{font-size:.88rem;color:#cfd9e6;padding-left:1rem;position:relative}
  .join li::before{content:"◇";position:absolute;left:0;color:var(--pink)}
  .join-visual{border-radius:16px;overflow:hidden;border:1px solid rgba(233,237,243,.2)}
  .join-visual img{width:100%;height:clamp(220px,26vw,300px);object-fit:cover}

  /* 截图墙（横滑） */
  .rail{display:flex;gap:1rem;overflow-x:auto;padding-bottom:.8rem;scroll-snap-type:x mandatory}
  .rail::-webkit-scrollbar{height:6px}
  .rail::-webkit-scrollbar-thumb{background:rgba(207,230,255,.3);border-radius:99px}
  .rail-item{flex:0 0 auto;width:clamp(180px,24vw,230px);scroll-snap-align:start;border-radius:14px;overflow:hidden;border:1px solid rgba(233,237,243,.15);background:var(--ink-2)}
  .rail-item img{width:100%;height:300px;object-fit:cover}
  .rail-item figcaption{font-size:.78rem;color:#b3bfce;padding:.55rem .7rem}

  /* 页脚 */
  .site-footer{border-top:1px solid var(--line);padding:2.2rem 0 2.6rem;color:#7d8798;font-size:.8rem}
  .foot-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1.4rem}
  .foot-col h4{font-size:.82rem;color:#a8b4c4;margin-bottom:.55rem;letter-spacing:.06em}
  .foot-links{display:flex;flex-wrap:wrap;gap:.4rem .9rem;max-width:52ch}
  .foot-links span{color:#798393}
  .foot-bottom{margin-top:1.8rem;padding-top:1.1rem;border-top:1px solid rgba(255,255,255,.06);display:grid;gap:.35rem}
  .foot-bottom a{color:#8d99aa}
  .foot-bottom a:hover{color:#cfe6ff}
  .foot-bottom time{color:#6f7a8a}

  /* 百度提示弹层 */
  .copy-modal{
    position:fixed;inset:0;z-index:99;display:none;
    align-items:center;justify-content:center;padding:1.2rem;
    background:rgba(4,6,10,.78);backdrop-filter:blur(6px);
  }
  .copy-modal.open{display:flex}
  .modal-box{
    width:min(430px,100%);border-radius:18px;padding:1.6rem 1.4rem;
    background:linear-gradient(160deg,#161d27,#10151d);
    border:1px solid rgba(207,230,255,.28);
    box-shadow:0 30px 80px rgba(0,0,0,.7);
  }
  .modal-box p{font-size:.92rem;color:#d3dcea;margin-bottom:1rem;line-height:1.65}
  .copy-field{
    display:flex;gap:.5rem;align-items:center;
    background:rgba(0,0,0,.4);border:1px solid rgba(233,237,243,.18);
    border-radius:10px;padding:.5rem .6rem;
  }
  .copy-field input{
    flex:1;min-width:0;background:transparent;border:0;outline:none;
    color:#cfe6ff;font-size:.82rem;
  }
  .copy-btn{
    flex:0 0 auto;background:var(--chrome-grad);color:#10151d;border:0;
    font-weight:800;font-size:.8rem;padding:.42rem .8rem;border-radius:8px;cursor:pointer;
  }
  .modal-close{
    margin-top:1rem;width:100%;background:transparent;border:1px solid rgba(233,237,243,.22);
    color:#aeb9c9;padding:.55rem;border-radius:10px;font-size:.84rem;cursor:pointer;
  }
  .copy-tip{font-size:.76rem;color:#7ee0a8;margin-top:.5rem;display:none}
  .copy-tip.show{display:block}

  /* 滚动进场：只做位移与缩放，初始可见 */
  .rise{transition:transform .7s cubic-bezier(.2,.7,.2,1),opacity .7s}
  @media (prefers-reduced-motion:reduce){.rise{transition:none}}

  /* 断点 */
  @media (max-width:1024px){
    .hero-grid{grid-template-columns:1fr}
    .hero-stage{max-width:520px}
    .grid-4{grid-template-columns:repeat(2,1fr)}
    .grid-3,.script-grid,.steps{grid-template-columns:repeat(2,1fr)}
    .feature-row,.feature-row.flip{grid-template-columns:1fr}
    .feature-row.flip .fr-media{order:0}
    .tutorial{grid-template-columns:1fr}
    .join{grid-template-columns:1fr}
    .nav-toggle{display:inline-block}
    .site-nav{
      display:none;width:100%;flex-direction:column;gap:.1rem;
      padding-top:.6rem;border-top:1px solid var(--line);margin-top:.6rem;
    }
    .site-nav.open{display:flex}
    .header-inner{flex-wrap:wrap}
  }
  @media (max-width:768px){
    .grid-4,.grid-3,.script-grid,.steps,.grid-2{grid-template-columns:1fr}
    .poster-card img{height:290px}
    .stage-mini{display:none}
    .hero-tags .chip{font-size:.72rem}
    .btn{width:100%;justify-content:center}
    .dl-row{flex-direction:column}
    .foot-grid{flex-direction:column}
  }