/* =========================================================
   黑料 qhtzha.cn · 原创主题：Neon-Creator-Studio
   ---------------------------------------------------------
   - 布局：左侧 220px 粘性导航栏 + 右侧主内容流
   - 配色：深蓝 #0b1336 / 青 #00D4FF / 橙 #FF7A00 / 紫 #7C5CFF / 奶油 #F5EBD7
   - 字型：系统无衬线优先，标题用较重字形
   ========================================================= */

:root{
  --c-bg:#0b1336;
  --c-bg-2:#121a47;
  --c-bg-3:#182157;
  --c-line:rgba(255,255,255,.08);
  --c-cyan:#00D4FF;
  --c-orange:#FF7A00;
  --c-purple:#7C5CFF;
  --c-cream:#F5EBD7;
  --c-text:#E9ECFF;
  --c-text-2:#AAB0D6;
  --c-text-3:#6f78a8;
  --c-ok:#34D399;
  --c-warn:#FACC15;
  --c-danger:#FB7185;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow-1:0 4px 18px rgba(0,0,0,.25);
  --shadow-2:0 10px 40px rgba(0,212,255,.18);
  --grad-cta:linear-gradient(135deg,var(--c-cyan) 0%,var(--c-orange) 100%);
  --grad-card:linear-gradient(160deg,rgba(0,212,255,.08),rgba(124,92,255,.08));
  --nav-w:220px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font:14px/1.7 "PingFang SC","Microsoft YaHei",-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--c-text);
  background:var(--c-bg);
  background-image:
    radial-gradient(1000px 500px at 80% -100px, rgba(124,92,255,.15), transparent 60%),
    radial-gradient(900px 400px at -100px 30%, rgba(0,212,255,.12), transparent 60%),
    radial-gradient(700px 300px at 110% 80%, rgba(255,122,0,.08), transparent 60%);
  min-height:100vh;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-cyan);text-decoration:none;transition:color .2s}
a:hover{color:var(--c-orange)}
h1,h2,h3,h4,h5,h6{margin:0 0 12px;font-weight:700;letter-spacing:.4px;color:#fff}
h1{font-size:30px;line-height:1.3}
h2{font-size:22px}
h3{font-size:18px}
p{margin:0 0 12px}
hr{border:0;height:1px;background:var(--c-line);margin:24px 0}

/* ===== 整体框架：左栏 + 主区 ===== */
.sf-wrap{display:flex;min-height:100vh}
.sf-side{
  flex:0 0 var(--nav-w);width:var(--nav-w);
  position:sticky;top:0;align-self:flex-start;
  height:100vh;
  padding:18px 14px 16px;
  background:linear-gradient(180deg,#0a0f2e 0%,#101a48 100%);
  border-right:1px solid var(--c-line);
  display:flex;flex-direction:column;gap:12px;
  overflow-y:auto;
  z-index:30;
}
.sf-main{flex:1;min-width:0;padding:24px clamp(16px,3vw,44px) 40px}

/* ===== Logo 区 ===== */
.tu3b6dqr{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.tu3b6dqr img{width:44px;height:44px;border-radius:12px;box-shadow:var(--shadow-1)}
.tu3b6dqr .dtdvkcdx{font-size:20px;font-weight:800;color:#fff;letter-spacing:.6px;background:var(--grad-cta);-webkit-background-clip:text;background-clip:text;color:transparent}
.tu3b6dqr .mxb4m{display:block;font-size:11px;color:var(--c-text-3);letter-spacing:1px;margin-top:2px}

/* ===== 导航 ===== */
.ronm1q{display:flex;flex-direction:column;gap:4px;margin:8px 0}
.ronm1q a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:10px;
  color:var(--c-text-2);font-size:14px;font-weight:500;
  border:1px solid transparent;
}
.ronm1q a .fuw37e{width:18px;height:18px;display:inline-block;border-radius:4px;background:var(--grad-card);flex:0 0 18px}
.ronm1q a:hover{background:rgba(0,212,255,.08);color:#fff;border-color:var(--c-line)}
.ronm1q a.cur{background:linear-gradient(90deg,rgba(0,212,255,.22),rgba(124,92,255,.1));color:#fff;border-color:rgba(0,212,255,.35)}

/* 搜索框（假搜索，JS 拦截） */
.nccjzo{margin-top:4px}
.nccjzo form{display:flex;align-items:center;gap:6px;background:#0a112e;border:1px solid var(--c-line);border-radius:10px;padding:4px 6px}
.nccjzo input{flex:1;background:transparent;border:0;outline:0;color:#fff;font-size:13px;padding:7px 6px}
.nccjzo input::placeholder{color:#5d6696}
.nccjzo button{border:0;cursor:pointer;padding:6px 10px;border-radius:8px;background:var(--grad-cta);color:#0a102c;font-weight:700}

/* 侧栏次级块 */
.igcl8{margin-top:12px;padding:12px;border-radius:12px;background:var(--grad-card);border:1px solid var(--c-line)}
.igcl8 h4{font-size:13px;color:var(--c-text-2);margin-bottom:8px;letter-spacing:.5px}
.igcl8 ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.igcl8 ul li{font-size:12px;padding:4px 8px;border-radius:999px;background:#0a112e;color:#b2bbe6;border:1px solid var(--c-line)}
.igcl8 ul li:hover{color:var(--c-cyan);border-color:var(--c-cyan)}

/* 顶部移动端条（>960 隐藏） */
.vj82b0{display:none;position:sticky;top:0;z-index:40;padding:10px 14px;background:rgba(10,15,38,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line);align-items:center;justify-content:space-between}
.vj82b0 .a21s8{display:flex;align-items:center;gap:8px;font-weight:800;color:#fff}
.vj82b0 .a21s8 img{width:30px;height:30px;border-radius:8px}
.up10e{background:none;border:1px solid var(--c-line);color:#fff;padding:6px 10px;border-radius:8px;font-size:20px;cursor:pointer}

/* ===== 首屏 Hero ===== */
.b63wb1{
  position:relative;padding:36px 28px;border-radius:var(--r-xl);overflow:hidden;
  background:
    linear-gradient(120deg,rgba(11,19,54,.6),rgba(11,19,54,.85)),
    url('../images/hero_bg.jpg') center/cover no-repeat;
  margin-bottom:28px;
  border:1px solid var(--c-line);
}
.b63wb1::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(800px 280px at 15% 30%,rgba(0,212,255,.3),transparent 60%),
             radial-gradient(500px 260px at 85% 70%,rgba(255,122,0,.25),transparent 60%);
  mix-blend-mode:screen;
}
.b63wb1 .tff3yf9w{position:relative;z-index:2;max-width:780px}
.b63wb1 .wkxjtca{display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:4px 10px;background:rgba(0,212,255,.15);border:1px solid rgba(0,212,255,.4);border-radius:999px;color:var(--c-cyan);margin-bottom:14px}
.b63wb1 h1{font-size:clamp(26px,3.4vw,40px);margin-bottom:12px}
.b63wb1 h1 em{font-style:normal;background:var(--grad-cta);-webkit-background-clip:text;background-clip:text;color:transparent}
.b63wb1 .up9b3{color:var(--c-text-2);max-width:640px;font-size:15px;margin-bottom:18px}
.b63wb1 .rbkhtunu{display:flex;flex-wrap:wrap;gap:10px}
.fbm3cc{display:inline-flex;align-items:center;gap:6px;padding:11px 20px;border-radius:999px;font-weight:700;letter-spacing:.4px;cursor:pointer;transition:transform .15s,box-shadow .2s;border:0}
.fbm3cc.evisd{background:var(--grad-cta);color:#0a102c;box-shadow:var(--shadow-2)}
.fbm3cc.grina{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.25)}
.fbm3cc:hover{transform:translateY(-2px)}

/* Hero stats */
.gjbyzhq{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}
.gjbyzhq .i{padding:10px 12px;border-radius:14px;background:rgba(10,15,38,.4);border:1px solid var(--c-line);backdrop-filter:blur(4px)}
.gjbyzhq .dvq2zxet{font-size:22px;font-weight:800;background:var(--grad-cta);-webkit-background-clip:text;color:transparent}
.gjbyzhq .ga0hggm{font-size:12px;color:var(--c-text-3);margin-top:2px}

/* ===== 通用 section ===== */
.zgstc4{margin:34px 0}
.yvvmg7i{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:16px;flex-wrap:wrap}
.yvvmg7i .vzxhz6 h2{margin-bottom:4px}
.yvvmg7i .vzxhz6 p{color:var(--c-text-2);font-size:13px;margin:0}
.yvvmg7i .yf2ee{color:var(--c-cyan);font-size:13px}
.yvvmg7i .yf2ee::after{content:"→";margin-left:4px}

/* ===== 视频卡（core JS 依赖 class 保留） ===== */
.gio9xb4{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.video-card{
  background:linear-gradient(180deg,#0e1642,#121c4c);
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  border:1px solid var(--c-line);transition:transform .25s,box-shadow .25s,border-color .25s;
  cursor:pointer;
}
.video-card:hover{transform:translateY(-4px);border-color:rgba(0,212,255,.45);box-shadow:var(--shadow-2)}
.video-card .jdk63mlj{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0a0f2e}
.video-card .jdk63mlj img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .jdk63mlj img{transform:scale(1.05)}
.video-card .xm033zkn{position:absolute;right:8px;bottom:8px;font-size:11px;background:rgba(0,0,0,.7);padding:2px 6px;border-radius:4px;color:#fff}
.video-card .ce7n5v3{position:absolute;left:8px;top:8px;font-size:11px;padding:3px 8px;border-radius:4px;background:var(--grad-cta);color:#0a102c;font-weight:700}
.play-btn{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .25s;
  background:linear-gradient(180deg,transparent 30%,rgba(0,0,0,.45) 100%);
}
.video-card:hover .play-btn,.video-card:focus-within .play-btn{opacity:1}
.play-btn-icon{
  width:56px;height:56px;border-radius:50%;background:var(--grad-cta);
  display:flex;align-items:center;justify-content:center;color:#0a102c;
  box-shadow:0 6px 24px rgba(0,212,255,.45);
}
.play-btn-icon svg{width:24px;height:24px}
.video-card .d5azijxv{padding:12px 14px}
.video-card .video-title{font-size:14px;line-height:1.45;font-weight:600;color:#fff;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-card .oyw38bl{display:flex;align-items:center;justify-content:space-between;color:var(--c-text-3);font-size:12px}
.video-card .oyw38bl .zbpxqx{display:flex;align-items:center;gap:6px}
.video-card .oyw38bl .zbpxqx .rqasa5{width:6px;height:6px;border-radius:50%;background:var(--c-cyan)}
.video-card .oyw38bl .i2mo5ne{display:flex;gap:10px}

/* ===== 多彩功能卡 ===== */
.kkyezhw{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.kkyezhw .w9j9hj5{padding:18px;border-radius:var(--r-lg);background:var(--grad-card);border:1px solid var(--c-line);position:relative;overflow:hidden}
.kkyezhw .w9j9hj5::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(0,212,255,.4),rgba(124,92,255,.15),rgba(255,122,0,.3));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.kkyezhw .w9j9hj5 .rqq66n{width:40px;height:40px;border-radius:10px;background:var(--grad-cta);color:#0a102c;display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:10px}
.kkyezhw .w9j9hj5 h3{color:#fff;font-size:16px;margin-bottom:6px}
.kkyezhw .w9j9hj5 p{font-size:13px;color:var(--c-text-2);margin:0}

/* ===== 专家卡片 ===== */
.ki1cum5{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.ki1cum5 .w9j9hj5{padding:16px;border-radius:var(--r-lg);background:#0e1642;border:1px solid var(--c-line);display:flex;gap:14px;align-items:flex-start}
.ki1cum5 .w9j9hj5 img{width:72px;height:72px;border-radius:16px;object-fit:cover;flex:0 0 72px;border:1px solid var(--c-line)}
.ki1cum5 .w9j9hj5 .idure{font-size:15px;color:#fff;margin-bottom:2px}
.ki1cum5 .w9j9hj5 .bckooh{font-size:12px;color:var(--c-cyan);margin-bottom:6px}
.ki1cum5 .w9j9hj5 .ma5qti9{font-size:12px;color:var(--c-text-2);margin-bottom:8px;line-height:1.55}
.ki1cum5 .w9j9hj5 .kf5pqpq{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px}
.ki1cum5 .w9j9hj5 .kf5pqpq span{font-size:11px;padding:2px 6px;border-radius:4px;background:rgba(0,212,255,.12);color:var(--c-cyan)}
.ki1cum5 .w9j9hj5 .a21s8{display:flex;gap:6px}
.ki1cum5 .w9j9hj5 .a21s8 a{font-size:12px;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--c-line)}
.ki1cum5 .w9j9hj5 .a21s8 a.gcg9vdk{background:var(--grad-cta);color:#0a102c;border:0}

/* ===== 评论 ===== */
.ma5wt{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.ma5wt .w9j9hj5{padding:16px 18px;border-radius:var(--r-lg);background:linear-gradient(160deg,#0f1848,#131e55);border:1px solid var(--c-line)}
.ma5wt .w9j9hj5 .tke3im8h{display:flex;gap:10px;align-items:center;margin-bottom:8px}
.ma5wt .w9j9hj5 .tke3im8h .uxn5c{width:36px;height:36px;border-radius:50%;background:var(--grad-cta);color:#0a102c;font-weight:800;display:flex;align-items:center;justify-content:center}
.ma5wt .w9j9hj5 .tke3im8h .dvq2zxet{color:#fff;font-weight:600}
.ma5wt .w9j9hj5 .tke3im8h .ma5qti9{font-size:12px;color:var(--c-text-3);margin-top:2px}
.ma5wt .w9j9hj5 .fognkzz5{color:var(--c-warn);font-size:12px;margin-bottom:8px}
.ma5wt .w9j9hj5 p{color:var(--c-text-2);font-size:13px;line-height:1.7;margin:0}

/* ===== FAQ ===== */
.lb55smvu{border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;background:#0e1642}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:last-child{border-bottom:0}
.faq-q{cursor:pointer;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:#fff;font-weight:600;font-size:15px}
.faq-q::after{content:"+";width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(0,212,255,.12);color:var(--c-cyan);font-weight:700;transition:transform .3s}
.faq-item.open .faq-q::after{content:"−";transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 18px;color:var(--c-text-2);font-size:13px;line-height:1.75}
.faq-item.open .faq-a{max-height:400px;padding:6px 18px 16px}

/* ===== 合作品牌 ===== */
.alwkn{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px}
.alwkn .w9j9hj5{aspect-ratio:2/1;background:rgba(255,255,255,.04);border:1px dashed var(--c-line);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--c-text-3);font-size:12px;letter-spacing:1px}
.alwkn .w9j9hj5:hover{color:var(--c-cyan);border-color:var(--c-cyan)}

/* ===== How to 步骤 ===== */
.tlrc0u1b{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;counter-reset:step}
.tlrc0u1b .oonihc3{padding:18px;border-radius:var(--r-lg);background:#0e1642;border:1px solid var(--c-line);position:relative}
.tlrc0u1b .oonihc3::before{counter-increment:step;content:"0" counter(step);position:absolute;right:14px;top:10px;font-size:28px;font-weight:900;color:rgba(0,212,255,.18)}
.tlrc0u1b .oonihc3 h4{color:#fff;margin-bottom:6px}
.tlrc0u1b .oonihc3 p{font-size:13px;color:var(--c-text-2);margin:0}

/* ===== 联系 ===== */
.cym5gks{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.cym5gks .qjwj7{padding:18px;border-radius:var(--r-lg);background:#0e1642;border:1px solid var(--c-line)}
.cym5gks .qjwj7 h3{color:#fff}
.cym5gks .qjwj7 ul{list-style:none;padding:0;margin:6px 0}
.cym5gks .qjwj7 ul li{padding:7px 0;border-bottom:1px dashed var(--c-line);color:var(--c-text-2);font-size:13px;display:flex;justify-content:space-between}
.cym5gks .qjwj7 ul li span{color:#fff}
.cym5gks .mgprm{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cym5gks .mgprm .hqkucuwm{background:#0a112e;border:1px solid var(--c-line);border-radius:12px;padding:10px;text-align:center}
.cym5gks .mgprm .hqkucuwm img{width:100%;border-radius:8px}
.cym5gks .mgprm .hqkucuwm .ga0hggm{font-size:12px;color:var(--c-text-2);margin-top:6px}

/* ===== 分享栏 ===== */
.ssvfcj8{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.ssvfcj8 a{font-size:12px;padding:6px 12px;border-radius:999px;background:#0a112e;border:1px solid var(--c-line);color:var(--c-text-2)}
.ssvfcj8 a:hover{color:var(--c-cyan);border-color:var(--c-cyan)}

/* ===== Footer ===== */
.kqs8lpq{margin-top:40px;padding-top:24px;border-top:1px solid var(--c-line);color:var(--c-text-3);font-size:13px}
.kqs8lpq .tnvy1i3a{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:22px;margin-bottom:18px}
.kqs8lpq h5{color:#fff;font-size:14px;margin-bottom:8px}
.kqs8lpq ul{list-style:none;padding:0;margin:0}
.kqs8lpq ul li{margin:5px 0}
.kqs8lpq ul a{color:var(--c-text-2)}
.kqs8lpq ul a:hover{color:var(--c-cyan)}
.kqs8lpq .i99u4lc{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:var(--c-text-3);font-size:12px;padding-top:12px;border-top:1px solid var(--c-line)}

/* ===== 面包屑 ===== */
.jx487a{font-size:12px;color:var(--c-text-3);margin-bottom:14px}
.jx487a a{color:var(--c-text-2)}
.jx487a span{margin:0 6px;color:var(--c-text-3)}

/* ===== 辅助 ===== */
.grid-2{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.card-basic{padding:18px;border-radius:var(--r-lg);background:#0e1642;border:1px solid var(--c-line)}
.f7r9nj{color:var(--c-text-3)}
.tag-pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;background:rgba(124,92,255,.15);color:#caa0ff;margin:2px 4px 2px 0}
.kw{color:var(--c-orange);font-weight:600}

/* ===== 响应式 ===== */
@media (max-width:960px){
  .sf-wrap{display:block}
  .sf-side{position:fixed;top:0;left:-100%;width:260px;height:100vh;transition:left .3s;z-index:80;box-shadow:0 0 40px rgba(0,0,0,.5)}
  .sf-side.open{left:0}
  .sf-main{padding:0}
  .vj82b0{display:flex}
  .b63wb1{border-radius:0;margin:0 0 22px;padding:30px 18px}
  .zgstc4{margin:24px 18px}
  .gjbyzhq{grid-template-columns:repeat(2,1fr)}
  .grid-2,.cym5gks{grid-template-columns:1fr}
  .kqs8lpq{margin:40px 18px 0;padding-bottom:30px}
}
@media (max-width:480px){
  .gio9xb4{grid-template-columns:repeat(2,1fr);gap:10px}
  .gio9xb4 .video-card .d5azijxv{padding:8px 10px}
  .gio9xb4 .video-card .video-title{font-size:12px}
  .gio9xb4 .video-card .oyw38bl{font-size:11px}
  .gjbyzhq .dvq2zxet{font-size:18px}
}

/* ===== 动画 ===== */
.fade-in{opacity:0;transform:translateY(8px);transition:opacity .5s ease,transform .5s ease}
.fade-in.loaded{opacity:1;transform:none}

/* video modal */
.iomg2xk{position:fixed;inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;z-index:100;opacity:0;pointer-events:none;transition:opacity .25s}
.iomg2xk.show{opacity:1;pointer-events:auto}
.iomg2xk .qjwj7{position:relative;width:min(880px,92vw);aspect-ratio:16/9;background:#000;border-radius:16px;overflow:hidden;border:1px solid var(--c-line)}
.iomg2xk .ydan531{position:absolute;right:10px;top:10px;background:rgba(0,0,0,.6);color:#fff;border:0;width:36px;height:36px;border-radius:50%;font-size:18px;cursor:pointer;z-index:2}
.iomg2xk .l5cgcrzo{width:100%;height:100%;background:linear-gradient(135deg,#0b1336,#182157);display:flex;align-items:center;justify-content:center;color:var(--c-text-2);font-size:14px;padding:20px;text-align:center}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--c-cyan),var(--c-purple));border-radius:10px}
::-webkit-scrollbar-track{background:#0a0f2e}