/* roulang page: index */
:root{
  --hx-brand:#c8452f;
  --hx-brand2:#f0a04a;
  --hx-paper:#0e1218;
  --hx-card:#171d26;
  --hx-ink:#f1f4f9;
  --hx-muted:#95a0b0;
  --hx-line:rgba(255,255,255,.1);
  --hx-r:16px;
  --hx-shadow:0 20px 44px rgba(0,0,0,.45);
  --hx-gap:22px;
}
*,*::before,*::after{box-sizing:border-box}
body,h1,h2,h3,p,ul,li,figure{margin:0;padding:0}
ul{list-style:none}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--hx-paper);color:var(--hx-ink);
  font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
section[id]{scroll-margin-top:84px}
:focus-visible{outline:2px solid var(--hx-brand2);outline-offset:3px;border-radius:8px}
.hxpkosin-wrap{width:min(1180px,100% - 36px);margin-inline:auto}

/* 顶栏 */
.hxpkosin-top{position:sticky;top:0;z-index:40;background:rgba(12,16,22,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--hx-line)}
.hxpkosin-top-in{display:flex;align-items:center;gap:16px;min-height:66px}
.hxpkosin-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;min-height:44px}
.hxpkosin-mark{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-weight:800;font-size:18px;color:#fff;background:linear-gradient(140deg,var(--hx-brand),var(--hx-brand2));box-shadow:0 8px 20px rgba(200,69,47,.34)}
.hxpkosin-name{font-weight:700;font-size:17px;letter-spacing:.04em}
.hxpkosin-nav{display:flex;gap:4px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.hxpkosin-nav::-webkit-scrollbar{display:none}
.hxpkosin-nav a{display:flex;align-items:center;min-height:44px;padding:0 12px;border-radius:10px;font-size:14.5px;color:var(--hx-muted);white-space:nowrap;transition:color .2s,background .2s}
.hxpkosin-nav a:hover{color:var(--hx-ink);background:rgba(255,255,255,.06)}
.hxpkosin-cta{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border-radius:12px;font-size:14.5px;font-weight:600;color:#fff;background:linear-gradient(140deg,var(--hx-brand),#e0673f);box-shadow:0 10px 24px rgba(200,69,47,.3);transition:transform .2s,box-shadow .2s;flex:0 0 auto}
.hxpkosin-cta:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(200,69,47,.4)}

/* 首屏 */
.hxpkosin-hero{position:relative;isolation:isolate;overflow:hidden;display:flex;align-items:flex-end;min-height:76vh}
.hxpkosin-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hxpkosin-hero-veil{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(10,13,18,.62) 0%,rgba(10,13,18,.82) 58%,var(--hx-paper) 100%)}
.hxpkosin-hero-in{padding:110px 0 68px;max-width:740px}
.hxpkosin-eyebrow{display:inline-block;font-size:12.5px;letter-spacing:.16em;color:var(--hx-brand2);border:1px solid rgba(240,160,74,.4);border-radius:999px;padding:4px 14px}
.hxpkosin-hero h1{font-size:clamp(2.05rem,5.2vw,3.6rem);line-height:1.16;font-weight:800;letter-spacing:-.01em;margin:20px 0 18px}
.hxpkosin-hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--hx-brand2),#ffe0b5);-webkit-background-clip:text;background-clip:text;color:transparent}
.hxpkosin-lead{color:#c8d0dc;font-size:15.5px;max-width:640px}
.hxpkosin-hero-act{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hxpkosin-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:13px;font-weight:600;font-size:15px;color:#fff;background:linear-gradient(140deg,var(--hx-brand),#e0673f);box-shadow:0 12px 28px rgba(200,69,47,.34);transition:transform .2s,box-shadow .2s}
.hxpkosin-btn:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(200,69,47,.44)}
.hxpkosin-play{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid rgba(255,255,255,.22);font-size:14.5px;color:var(--hx-ink);transition:background .2s,border-color .2s}
.hxpkosin-play:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4)}
.hxpkosin-play i{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.14);display:grid;place-items:center}
.hxpkosin-play i::after{content:"";border-left:9px solid #fff;border-top:5.5px solid transparent;border-bottom:5.5px solid transparent;margin-left:3px}

/* 板块通用 */
.hxpkosin-sec{padding:64px 0;border-top:1px solid var(--hx-line)}
.hxpkosin-sec-deep{background:#0b0f15}
.hxpkosin-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.hxpkosin-head h2{font-size:clamp(1.32rem,2.6vw,1.86rem);letter-spacing:.01em;font-weight:700}
.hxpkosin-head p{color:var(--hx-muted);font-size:14.5px;max-width:640px;margin-top:8px}

/* 入口矩阵 */
.hxpkosin-doors{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.hxpkosin-door{display:block;padding:22px;border-radius:var(--hx-r);border:1px solid var(--hx-line);background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.012));transition:transform .25s,border-color .25s,box-shadow .25s}
.hxpkosin-door:hover{transform:translateY(-4px);border-color:rgba(240,160,74,.45);box-shadow:var(--hx-shadow)}
.hxpkosin-door b{display:block;font-size:16.5px}
.hxpkosin-door span{display:block;color:var(--hx-muted);font-size:13.5px;margin-top:8px}
.hxpkosin-door em{display:inline-block;font-style:normal;margin-top:14px;font-size:13px;color:var(--hx-brand2)}

/* 网格与卡片 */
.hxpkosin-grid{display:grid;gap:var(--hx-gap)}
.hxpkosin-grid-6{grid-template-columns:repeat(6,1fr)}
.hxpkosin-grid-4{grid-template-columns:repeat(4,1fr)}
.hxpkosin-grid-3{grid-template-columns:repeat(3,1fr)}
.hxpkosin-card{background:var(--hx-card);border:1px solid var(--hx-line);border-radius:var(--hx-r);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.hxpkosin-card:hover{transform:translateY(-5px);box-shadow:var(--hx-shadow);border-color:rgba(240,160,74,.38)}
.hxpkosin-thumb{position:relative;aspect-ratio:2/3;overflow:hidden;background:#0c1016}
.hxpkosin-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s}
.hxpkosin-card:hover .hxpkosin-thumb img{transform:scale(1.06)}
.hxpkosin-badge{position:absolute;top:10px;left:10px;font-size:12px;font-weight:600;padding:2px 9px;border-radius:8px;color:#fff;background:rgba(200,69,47,.92)}
.hxpkosin-body{padding:13px 14px 16px}
.hxpkosin-body h3{font-size:15px;font-weight:600;line-height:1.45}
.hxpkosin-meta{color:var(--hx-muted);font-size:13px;margin-top:6px}
.hxpkosin-note{color:#b6c0ce;font-size:13.5px;margin-top:7px;line-height:1.6}

/* 排行榜 */
.hxpkosin-rank{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 26px}
.hxpkosin-rank li{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:12px;border:1px solid transparent;transition:background .2s,border-color .2s}
.hxpkosin-rank li:hover{background:rgba(255,255,255,.04);border-color:var(--hx-line)}
.hxpkosin-no{width:30px;height:30px;flex:0 0 auto;border-radius:9px;display:grid;place-items:center;font-size:14px;font-weight:700;color:var(--hx-muted);background:rgba(255,255,255,.07)}
.hxpkosin-rank li:nth-child(-n+3) .hxpkosin-no{color:#fff;background:linear-gradient(140deg,var(--hx-brand),var(--hx-brand2))}
.hxpkosin-rank b{font-size:15px;font-weight:600}
.hxpkosin-tag{font-size:12px;padding:2px 9px;border-radius:999px;color:var(--hx-brand2);border:1px solid rgba(240,160,74,.32);white-space:nowrap}
.hxpkosin-heat{margin-left:auto;font-size:12.5px;color:var(--hx-muted);white-space:nowrap}

/* 高分好评 */
.hxpkosin-praise{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.hxpkosin-praise li{padding:20px;border-radius:var(--hx-r);background:var(--hx-card);border:1px solid var(--hx-line);transition:border-color .25s,transform .25s}
.hxpkosin-praise li:hover{border-color:rgba(240,160,74,.38);transform:translateY(-3px)}
.hxpkosin-praise b{font-size:15.5px;font-weight:600}
.hxpkosin-praise .hxpkosin-meta{color:var(--hx-brand2)}
.hxpkosin-praise p{font-size:13.5px;color:#b6c0ce;margin-top:9px}

/* 类型专区 */
.hxpkosin-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.hxpkosin-cat{padding:20px;border-radius:var(--hx-r);border:1px dashed rgba(255,255,255,.17);background:rgba(255,255,255,.025)}
.hxpkosin-cat strong{display:block;font-size:16px;font-weight:700}
.hxpkosin-cat p{color:var(--hx-muted);font-size:13.5px;margin-top:8px}

/* 资讯 */
.hxpkosin-news{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.hxpkosin-news li{display:flex;align-items:center;gap:16px;padding:14px;border-radius:var(--hx-r);background:var(--hx-card);border:1px solid var(--hx-line)}
.hxpkosin-thumb-sm{flex:0 0 auto;width:124px;height:84px;border-radius:11px;aspect-ratio:auto}
.hxpkosin-news h3{font-size:15px;font-weight:600;line-height:1.5}

/* 版本更新 */
.hxpkosin-log{display:grid;gap:14px;border-left:2px solid var(--hx-line);padding-left:24px}
.hxpkosin-log li{position:relative;padding:15px 18px;border-radius:13px;background:var(--hx-card);border:1px solid var(--hx-line)}
.hxpkosin-log li::before{content:"";position:absolute;left:-31px;top:23px;width:10px;height:10px;border-radius:50%;background:var(--hx-brand2);box-shadow:0 0 0 4px rgba(240,160,74,.14)}
.hxpkosin-log b{font-size:14.5px;font-weight:600}
.hxpkosin-log .hxpkosin-meta{margin-top:5px}

/* 多端 */
.hxpkosin-multi{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.hxpkosin-terminal{padding:20px;border-radius:var(--hx-r);border:1px solid var(--hx-line);background:linear-gradient(170deg,rgba(255,255,255,.05),rgba(255,255,255,.012))}
.hxpkosin-terminal span{display:inline-block;font-size:11.5px;letter-spacing:.1em;color:var(--hx-brand2);border:1px solid rgba(240,160,74,.3);border-radius:999px;padding:2px 10px;margin-bottom:12px}
.hxpkosin-terminal b{display:block;font-size:16px}
.hxpkosin-terminal p{color:var(--hx-muted);font-size:13.5px;margin-top:8px}

/* 主题片单 */
.hxpkosin-topics{display:grid;gap:14px}
.hxpkosin-topic{display:grid;grid-template-columns:190px 1fr;gap:18px;align-items:center;padding:20px 22px;border-radius:var(--hx-r);background:var(--hx-card);border:1px solid var(--hx-line);transition:border-color .25s,transform .25s}
.hxpkosin-topic:hover{border-color:rgba(240,160,74,.4);transform:translateX(4px)}
.hxpkosin-topic b{font-size:15.5px;font-weight:700;color:var(--hx-brand2)}
.hxpkosin-topic p{font-size:14px;color:#b6c0ce}

/* 快速解答 */
.hxpkosin-faq{display:grid;gap:12px}
.hxpkosin-faq details{border:1px solid var(--hx-line);border-radius:14px;background:var(--hx-card);padding:0 20px;transition:border-color .2s}
.hxpkosin-faq details[open]{border-color:rgba(240,160,74,.34)}
.hxpkosin-faq summary{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:56px;cursor:pointer;list-style:none;font-weight:600;font-size:15px}
.hxpkosin-faq summary::-webkit-details-marker{display:none}
.hxpkosin-faq summary::after{content:"+";color:var(--hx-brand2);font-size:20px;line-height:1}
.hxpkosin-faq details[open] summary::after{content:"−"}
.hxpkosin-faq p{color:var(--hx-muted);font-size:14px;padding-bottom:20px}

/* 收口 */
.hxpkosin-finale{position:relative;padding:58px 28px;text-align:center;border-radius:calc(var(--hx-r) + 6px);border:1px solid var(--hx-line);background:linear-gradient(rgba(10,13,18,.84),rgba(10,13,18,.93)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat;overflow:hidden}
.hxpkosin-finale h2{font-size:clamp(1.4rem,3vw,2.1rem);font-weight:800}
.hxpkosin-finale p{color:#c0c9d6;font-size:15px;max-width:600px;margin:16px auto 0}
.hxpkosin-finale .hxpkosin-btn{margin-top:28px}

/* 页脚 */
.hxpkosin-foot{background:#090c11;border-top:1px solid var(--hx-line);padding:54px 0 24px;margin-top:10px}
.hxpkosin-foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.hxpkosin-foot-brand p{color:var(--hx-muted);font-size:13.5px;margin-top:14px;max-width:300px}
.hxpkosin-foot h3{font-size:13px;letter-spacing:.1em;color:var(--hx-muted);font-weight:600;margin-bottom:10px}
.hxpkosin-foot a{display:inline-flex;align-items:center;min-height:44px;color:#b9c3d1;font-size:14px;transition:color .2s}
.hxpkosin-foot a:hover{color:var(--hx-brand2)}
.hxpkosin-copy{margin-top:36px;padding-top:20px;border-top:1px solid var(--hx-line);color:#77808e;font-size:13px;text-align:center}

/* 断点 1024 */
@media (max-width:1024px){
  .hxpkosin-grid-6{grid-template-columns:repeat(4,1fr)}
  .hxpkosin-grid-4{grid-template-columns:repeat(3,1fr)}
  .hxpkosin-doors{grid-template-columns:repeat(2,1fr)}
  .hxpkosin-cats{grid-template-columns:repeat(2,1fr)}
  .hxpkosin-praise{grid-template-columns:repeat(2,1fr)}
  .hxpkosin-multi{grid-template-columns:repeat(2,1fr)}
  .hxpkosin-foot-grid{grid-template-columns:1.4fr 1fr 1fr}
  .hxpkosin-foot-grid > div:last-child{grid-column:1 / -1}
}
/* 断点 768 */
@media (max-width:768px){
  .hxpkosin-top-in{min-height:60px;gap:10px}
  .hxpkosin-name{font-size:16px}
  .hxpkosin-cta{display:none}
  .hxpkosin-hero{min-height:66vh}
  .hxpkosin-hero-in{padding:88px 0 54px}
  .hxpkosin-grid-6{grid-template-columns:repeat(3,1fr)}
  .hxpkosin-grid-4{grid-template-columns:repeat(2,1fr)}
  .hxpkosin-grid-3{grid-template-columns:1fr}
  .hxpkosin-rank{grid-template-columns:1fr}
  .hxpkosin-news{grid-template-columns:1fr}
  .hxpkosin-topic{grid-template-columns:1fr;gap:8px}
  .hxpkosin-sec{padding:48px 0}
  .hxpkosin-foot-grid{grid-template-columns:1fr 1fr}
  .hxpkosin-foot-grid > div:last-child{grid-column:auto}
}
/* 断点 520 */
@media (max-width:520px){
  body{font-size:14.5px}
  .hxpkosin-wrap{width:min(1180px,100% - 28px)}
  .hxpkosin-mark{width:32px;height:32px;font-size:16px}
  .hxpkosin-hero h1{font-size:clamp(1.72rem,8.4vw,2.2rem)}
  .hxpkosin-lead{font-size:14.5px}
  .hxpkosin-hero-act{gap:10px}
  .hxpkosin-btn,.hxpkosin-play{width:100%;padding:0 16px}
  .hxpkosin-grid-6,.hxpkosin-grid-4{grid-template-columns:repeat(2,1fr)}
  .hxpkosin-doors,.hxpkosin-cats,.hxpkosin-praise,.hxpkosin-multi{grid-template-columns:1fr}
  .hxpkosin-thumb-sm{width:96px;height:70px}
  .hxpkosin-news h3{font-size:14px}
  .hxpkosin-heat{display:none}
  .hxpkosin-foot-grid{grid-template-columns:1fr}
  .hxpkosin-finale{padding:42px 18px}
}