/* roulang page: index */
:root{
  --bg-0:#060A14;
  --bg-1:#0B1220;
  --bg-2:#101A2C;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#1E6BFF;
  --accent:#35E0C6;
  --warn:#F2A93B;
  --text:#E7EEF9;
  --text-2:#97A8C0;
  --text-3:#64748B;
  --glass:rgba(18,28,46,.55);
  --glass-line:rgba(255,255,255,.10);
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.75);
  --ease:cubic-bezier(.22,.61,.36,1);
  --pad-section:88px;
  --font-sans:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Space Grotesk","Sora",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),opacity .22s var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,figure,figcaption{margin:0}
h1,h2,h3,h4{line-height:1.35;font-weight:650;color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
::selection{background:rgba(53,224,198,.28);color:#fff}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* ===== Foundation 覆盖 ===== */
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
.grid-x{width:100%}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x>.cell{margin-left:12px;margin-right:12px;width:calc(100% - 24px)}
.grid-margin-x>.small-12{width:calc(100% - 24px)}
@media screen and (min-width:40em){
  .grid-margin-x>.medium-6{width:calc(50% - 24px)}
}
@media screen and (min-width:64em){
  .grid-margin-x>.large-5{width:calc(41.66667% - 24px)}
  .grid-margin-x>.large-6{width:calc(50% - 24px)}
  .grid-margin-x>.large-7{width:calc(58.33333% - 24px)}
  .grid-margin-x>.large-8{width:calc(66.66667% - 24px)}
  .grid-margin-x>.large-4{width:calc(33.33333% - 24px)}
}

/* ===== 排版 ===== */
.kx-h1,.kx-hero h1{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:700;letter-spacing:0;line-height:1.24}
.kx-section-head h2,.kx-h2{font-size:clamp(1.6rem,3vw,2.15rem);font-weight:650;line-height:1.35}
.kx-h3{font-size:1.2rem;font-weight:600}
.kx-eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--accent);
  border:1px solid rgba(53,224,198,.32);background:rgba(53,224,198,.08);
  padding:4px 12px;border-radius:999px;margin-bottom:16px;line-height:1.6;
}
.kx-lead{color:var(--text-2);font-size:17px;line-height:1.85}
.kx-muted{color:var(--text-2)}
.kx-small{font-size:13px;color:var(--text-3);line-height:1.7}

/* ===== 按钮 ===== */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  cursor:pointer;border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.kx-btn-sm{min-height:42px;padding:0 18px;font-size:14px;border-radius:10px}
.kx-btn-primary{
  color:#04121C;
  background:linear-gradient(135deg,#1E6BFF 0%,#2E8BF0 55%,#35E0C6 100%);
  box-shadow:0 10px 26px -16px rgba(30,107,255,.9);
}
.kx-btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(53,224,198,.5),0 12px 30px -10px rgba(53,224,198,.45)}
.kx-btn-primary:active{transform:translateY(1px)}
.kx-btn-ghost{
  background:var(--glass);border-color:var(--line);color:var(--text);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.kx-btn-ghost:hover{border-color:rgba(53,224,198,.6);color:#fff;transform:translateY(-2px)}
.kx-btn-ghost:active{transform:translateY(1px)}
.kx-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600}
.kx-link::after{content:"→";transition:transform .22s var(--ease)}
.kx-link:hover{color:#fff}
.kx-link:hover::after{transform:translateX(3px)}

/* ===== 徽章 ===== */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;line-height:1.6;
  color:var(--text-2);background:rgba(255,255,255,.04);
  border:1px solid var(--line);letter-spacing:0;
}
.kx-badge-accent{color:var(--accent);border-color:rgba(53,224,198,.35);background:rgba(53,224,198,.08)}
.kx-badge-warn{color:var(--warn);border-color:rgba(242,169,59,.35);background:rgba(242,169,59,.08)}
.kx-tags{display:flex;flex-wrap:wrap;gap:10px}

/* ===== 导航 ===== */
.kx-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  border-bottom:1px solid transparent;
  background:linear-gradient(180deg,rgba(6,10,20,.72) 0%,rgba(6,10,20,0) 100%);
  backdrop-filter:blur(12px) saturate(130%);
  -webkit-backdrop-filter:blur(12px) saturate(130%);
  transition:background .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.kx-header.is-solid{
  background:rgba(11,18,32,.92);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px -26px rgba(0,0,0,.95);
}
.kx-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.kx-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;letter-spacing:0;min-height:44px}
.kx-logo-mark{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;flex:0 0 32px;
  background:linear-gradient(135deg,#1E6BFF 0%,#35E0C6 100%);
  box-shadow:0 0 0 1px rgba(53,224,198,.35),0 10px 22px -12px rgba(30,107,255,.95);
}
.kx-logo-mark svg{width:17px;height:17px;display:block}
.kx-logo-text{white-space:nowrap}
.kx-nav-list{display:flex;align-items:center;gap:4px}
.kx-nav-list a{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 12px;border-radius:10px;font-size:15px;color:var(--text-2);
}
.kx-nav-list a:hover{color:#fff;background:rgba(255,255,255,.05)}
.kx-nav-list a.is-active{color:#fff}
.kx-nav-list a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 10px rgba(53,224,198,.85);
}
.kx-nav-actions{display:flex;align-items:center;gap:10px}
.kx-icon-btn{
  width:44px;height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.03);
  transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.kx-icon-btn:hover{color:#fff;border-color:rgba(53,224,198,.55);transform:translateY(-2px)}
.kx-burger{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--text)}
.kx-burger span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;position:relative}
.kx-burger span::before,.kx-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:currentColor}
.kx-burger span::before{top:-6px}
.kx-burger span::after{top:6px}

/* ===== 移动抽屉 ===== */
.kx-drawer{
  position:fixed;inset:0;z-index:90;display:flex;flex-direction:column;
  padding:20px 24px 32px;overflow-y:auto;
  background:rgba(6,10,20,.94);
  backdrop-filter:blur(20px) saturate(140%);-webkit-backdrop-filter:blur(20px) saturate(140%);
  transform:translateY(-100%);transition:transform .3s var(--ease);
  visibility:hidden;
}
.kx-drawer.is-open{transform:translateY(0);visibility:visible}
.kx-drawer-head{display:flex;align-items:center;justify-content:space-between;min-height:56px;border-bottom:1px solid var(--line);padding-bottom:14px}
.kx-drawer-close{width:44px;height:44px;border-radius:10px;border:1px solid var(--line);color:var(--text);display:inline-flex;align-items:center;justify-content:center;font-size:16px}
.kx-drawer-list{margin-top:24px;display:flex;flex-direction:column;gap:2px}
.kx-drawer-list a{display:flex;align-items:center;min-height:56px;font-size:18px;line-height:1.6;color:var(--text-2);border-bottom:1px solid var(--line)}
.kx-drawer-list a.is-active,.kx-drawer-list a:hover{color:#fff}
.kx-drawer-list a.is-active{color:var(--accent)}
.kx-drawer-cta{margin-top:28px;width:100%}

/* ===== Hero ===== */
.kx-hero{position:relative;display:flex;align-items:center;min-height:82vh;padding:150px 0 90px;overflow:hidden;background:var(--bg-0)}
.kx-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.4}
.kx-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.78) 0%,rgba(6,10,20,.9) 55%,var(--bg-0) 100%);
}
.kx-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:68px 68px;opacity:.55;
  -webkit-mask-image:radial-gradient(circle at 26% 38%,#000 0%,transparent 68%);
  mask-image:radial-gradient(circle at 26% 38%,#000 0%,transparent 68%);
}
.kx-hero-inner{position:relative;z-index:2}
.kx-hero-copy{max-width:640px}
.kx-hero h1{margin:16px 0 18px}
.kx-hero-sub{font-size:18px;font-weight:500;color:var(--text);line-height:1.7}
.kx-hero-desc{margin-top:14px;font-size:16px;color:var(--text-2);line-height:1.85;max-width:560px}
.kx-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.kx-metrics{
  display:flex;flex-wrap:wrap;gap:12px 34px;margin-top:44px;padding-top:24px;
  border-top:1px solid var(--line);
}
.kx-metrics li{display:flex;flex-direction:column;gap:2px;min-width:96px}
.kx-metrics strong{font-family:var(--font-num);font-size:24px;font-weight:700;color:#fff;line-height:1.3}
.kx-metrics span{font-size:13px;color:var(--text-3);line-height:1.6}
.kx-hero-figure{
  position:relative;border-radius:20px;overflow:hidden;
  border:1px solid var(--line);box-shadow:0 34px 70px -34px rgba(0,0,0,.95);
  aspect-ratio:4/3;background:var(--bg-2);
}
.kx-hero-figure img{width:100%;height:100%;object-fit:cover}
.kx-hero-scrim{position:absolute;inset:0;background:linear-gradient(160deg,rgba(6,10,20,.28) 0%,rgba(6,10,20,.62) 100%)}
.kx-hero-float{
  position:absolute;left:20px;bottom:20px;right:20px;
  display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:16px;
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.kx-hero-float strong{font-family:var(--font-num);font-size:28px;font-weight:700;color:var(--accent);line-height:1;flex:0 0 auto}
.kx-hero-float span{font-size:13.5px;color:var(--text-2);line-height:1.65}

/* ===== 板块 ===== */
.kx-section{padding:var(--pad-section) 0;position:relative}
.kx-section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kx-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.kx-section-head p{margin-top:12px;color:var(--text-2);font-size:16px;max-width:620px}

/* ===== 信任微条 ===== */
.kx-trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.kx-trust-list li{
  padding:22px 20px;border-radius:var(--radius-card);
  background:var(--bg-1);border:1px solid var(--line);
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.kx-trust-list li:hover{border-color:rgba(53,224,198,.4);transform:translateY(-3px)}
.kx-trust-list strong{display:block;font-family:var(--font-num);font-size:26px;font-weight:700;color:#fff;line-height:1.3}
.kx-trust-list span{display:block;margin-top:6px;font-size:13px;color:var(--text-3);line-height:1.7}

/* ===== 理念图文 ===== */
.kx-story-row+.kx-story-row{margin-top:70px}
.kx-story-text h3{font-size:1.35rem;font-weight:650;margin-bottom:14px}
.kx-story-text p{color:var(--text-2);font-size:16px;line-height:1.85;margin-bottom:14px}
.kx-story-text p:last-of-type{margin-bottom:20px}
.kx-story-figure{
  position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line);
  aspect-ratio:16/10;background:var(--bg-2);box-shadow:var(--shadow-card);
}
.kx-story-figure img{width:100%;height:100%;object-fit:cover}
.kx-story-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,20,.25),rgba(6,10,20,.6))}
.kx-story-stamp{
  position:absolute;right:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:8px;
  font-size:12.5px;color:var(--warn);border:1px solid rgba(242,169,59,.4);background:rgba(20,14,6,.55);
  font-family:var(--font-num);
}

/* ===== 卡片通用 ===== */
.kx-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);height:100%;
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.kx-card:hover{transform:translateY(-4px);border-color:rgba(53,224,198,.45);box-shadow:0 26px 50px -24px rgba(0,0,0,.9)}
.kx-card-media{position:relative;overflow:hidden;background:var(--bg-2);aspect-ratio:16/10}
.kx-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.kx-card:hover .kx-card-media img{transform:scale(1.04)}
.kx-card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,20,.1) 0%,rgba(6,10,20,.5) 100%)}
.kx-card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.kx-card-body h3{font-size:1.2rem;font-weight:600;line-height:1.45}
.kx-card-body p{font-size:14.5px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kx-card-body .kx-link{margin-top:auto}

/* ===== Bento ===== */
.kx-bento-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;height:100%}
.kx-bento-side .kx-card{flex-direction:row}
.kx-bento-side .kx-card-media{flex:0 0 42%;aspect-ratio:auto;height:100%}
.kx-bento-side .kx-card-body{padding:18px 20px}
.kx-bento-side .kx-card-body h3{font-size:1.05rem}
.kx-bento-side .kx-card-body p{-webkit-line-clamp:2}

/* ===== 资讯列表 ===== */
.kx-news-list{display:flex;flex-direction:column;gap:16px}
.kx-news{
  display:flex;align-items:center;gap:20px;padding:18px 20px;
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card);
  transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
}
.kx-news:hover{transform:translateX(2px);border-color:rgba(53,224,198,.45);background:var(--bg-2)}
.kx-news-side{
  flex:0 0 96px;display:flex;flex-direction:column;gap:6px;align-items:flex-start;
  padding-right:16px;border-right:1px solid var(--line);
}
.kx-news-date{font-family:var(--font-num);font-size:14px;font-weight:600;color:var(--text);line-height:1.5}
.kx-news-cat{font-size:12px;color:var(--warn);border:1px solid rgba(242,169,59,.32);background:rgba(242,169,59,.08);padding:2px 8px;border-radius:999px;line-height:1.6}
.kx-news-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:8px}
.kx-news-body h3{font-size:17px;font-weight:600;line-height:1.5;color:#fff;overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.kx-news-body p{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kx-news-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--text-3)}
.kx-dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);display:inline-block}
.kx-news-thumb{flex:0 0 158px;aspect-ratio:16/10;border-radius:var(--radius-img);overflow:hidden;background:var(--bg-2)}
.kx-news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.kx-news:hover .kx-news-thumb img{transform:scale(1.03)}
.kx-empty{
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;border:1px dashed var(--line-strong);border-radius:var(--radius-card);
  background:rgba(255,255,255,.015);padding:32px 24px;
}
.kx-empty-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  border:1px solid rgba(53,224,198,.3);background:rgba(53,224,198,.07);color:var(--accent);font-family:var(--font-num);
}
.kx-empty p{color:var(--text-2);font-size:15px}

/* ===== 社会认同 ===== */
.kx-quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.kx-quote{
  display:flex;flex-direction:column;gap:16px;padding:26px 24px;height:100%;
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card);
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.kx-quote:hover{border-color:rgba(53,224,198,.4);transform:translateY(-3px)}
.kx-quote p{font-size:15px;color:var(--text);line-height:1.85}
.kx-quote footer{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line)}
.kx-avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(30,107,255,.35),rgba(53,224,198,.35));
  border:1px solid var(--line);font-size:14px;font-weight:600;color:#fff;font-family:var(--font-num);
}
.kx-quote-meta{display:flex;flex-direction:column;line-height:1.6}
.kx-quote-meta strong{font-size:14px;color:#fff;font-weight:600}
.kx-quote-meta span{font-size:13px;color:var(--text-3)}
.kx-cert-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}

/* ===== FAQ ===== */
.kx-faq{
  border:1px solid var(--glass-line);border-radius:var(--radius-card);overflow:hidden;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-card);
}
.kx-faq-item+.kx-faq-item{border-top:1px solid var(--line)}
.kx-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:44px;padding:20px 24px;text-align:left;font-size:16.5px;font-weight:600;color:#fff;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.kx-faq-q:hover{color:var(--accent);background:rgba(255,255,255,.02)}
.kx-faq-sign{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  border:1px solid var(--line-strong);color:var(--accent);font-family:var(--font-num);
  font-size:15px;line-height:1;transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.kx-faq-item.is-open .kx-faq-sign{border-color:rgba(53,224,198,.65);transform:rotate(180deg)}
.kx-faq-a{max-height:0;overflow:hidden;padding:0 24px;color:var(--text-2);font-size:15px;line-height:1.85;transition:max-height .24s var(--ease),padding .24s var(--ease)}
.kx-faq-item.is-open .kx-faq-a{padding-bottom:22px}

/* ===== CTA ===== */
.kx-cta{
  position:relative;overflow:hidden;border-radius:20px;padding:48px 44px;
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 30px 60px -34px rgba(0,0,0,.95);
}
.kx-cta::after{
  content:"";position:absolute;width:420px;height:420px;right:-160px;bottom:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,198,.22) 0%,rgba(53,224,198,0) 68%);pointer-events:none;
}
.kx-cta h2{font-size:clamp(1.5rem,2.6vw,1.95rem);font-weight:650;margin-bottom:14px}
.kx-cta p{color:var(--text-2);font-size:16px;line-height:1.85;max-width:520px}
.kx-cta-grid{position:relative;z-index:2}
.kx-form{display:flex;gap:12px;margin-top:6px}
.kx-input{
  height:48px;flex:1 1 auto;min-width:0;padding:0 16px;border-radius:var(--radius-btn);
  background:var(--bg-2);border:1px solid var(--line);color:var(--text);font-size:15px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.kx-input::placeholder{color:var(--text-3)}
.kx-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.18)}
.kx-form-note{display:flex;align-items:flex-start;gap:8px;margin-top:14px;font-size:13px;color:var(--text-3);line-height:1.7}
.kx-check{width:15px;height:15px;margin-top:4px;accent-color:#35E0C6;flex:0 0 15px}

/* ===== 页脚 ===== */
.kx-footer{background:#040710;border-top:1px solid var(--line);padding:64px 0 0}
.kx-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.kx-footer h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px}
.kx-footer .kx-logo{margin-bottom:16px}
.kx-footer-intro{font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:320px}
.kx-footer-links{display:flex;flex-direction:column}
.kx-footer-links a{font-size:14px;color:var(--text-2);padding:5px 0;display:inline-block}
.kx-footer-links a:hover{color:var(--accent);transform:translateX(2px)}
.kx-social{display:flex;gap:10px;margin-top:18px}
.kx-social a{
  width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);
}
.kx-social a:hover{color:#fff;border-color:rgba(53,224,198,.55);transform:translateY(-2px)}
.kx-footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.kx-footer-bottom a:hover{color:var(--accent)}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .kx-nav-list a{padding:0 9px;font-size:14px}
  .kx-hero{padding:140px 0 76px}
}
@media (max-width:991px){
  :root{--pad-section:64px}
  .kx-trust-list{grid-template-columns:repeat(2,1fr)}
  .kx-quotes{grid-template-columns:1fr;gap:18px}
  .kx-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .kx-bento-side .kx-card{flex-direction:column}
  .kx-bento-side .kx-card-media{flex:none;aspect-ratio:16/10;height:auto}
  .kx-story-row+.kx-story-row{margin-top:52px}
}
@media (max-width:767px){
  :root{--pad-section:48px}
  .kx-nav-list{display:none}
  .kx-nav-actions .kx-btn{display:none}
  .kx-icon-btn{display:none}
  .kx-burger{display:inline-flex}
  .kx-hero{padding:116px 0 60px;min-height:60vh}
  .kx-hero h1{font-size:2.05rem}
  .kx-hero-sub{font-size:16.5px}
  .kx-hero-cta .kx-btn{width:100%}
  .kx-metrics{gap:14px 24px;margin-top:34px}
  .kx-metrics li{min-width:42%}
  .kx-trust-list{grid-template-columns:1fr;gap:14px}
  .kx-section-head{margin-bottom:28px}
  .kx-news{flex-direction:column;align-items:flex-start;gap:14px}
  .kx-news-side{flex:none;flex-direction:row;align-items:center;gap:10px;border-right:0;padding-right:0;border-bottom:1px solid var(--line);padding-bottom:10px;width:100%}
  .kx-news-thumb{display:none}
  .kx-cta{padding:32px 22px}
  .kx-form{flex-direction:column}
  .kx-form .kx-btn{width:100%}
  .kx-faq-q{font-size:15.5px;padding:18px 18px}
  .kx-faq-a{padding:0 18px;font-size:15px}
  .kx-footer{padding-top:48px}
  .kx-footer-grid{grid-template-columns:1fr;gap:28px}
  .kx-footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .grid-container{padding-left:18px;padding-right:18px}
  .kx-hero-float strong{font-size:24px}
  .kx-metrics strong{font-size:21px}
  .kx-logo{font-size:17px}
}

/* roulang page: article */
:root{
  --bg-0:#060A14;
  --bg-1:#0B1220;
  --bg-2:#101A2C;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#1E6BFF;
  --accent:#35E0C6;
  --warn:#F2A93B;
  --text:#E7EEF9;
  --text-2:#97A8C0;
  --text-3:#64748B;
  --glass:rgba(18,28,46,.55);
  --glass-line:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.75);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Space Grotesk","Sora","SF Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.kx-locked{overflow:hidden}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
::selection{background:rgba(53,224,198,.28);color:#fff}
.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}

/* ---------- header ---------- */
.kx-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:transparent;
  transition:background .2s var(--ease),box-shadow .2s var(--ease),backdrop-filter .2s var(--ease),border-color .2s var(--ease);
  border-bottom:1px solid transparent;
}
.kx-header.is-scrolled{
  background:rgba(11,18,32,.92);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px -18px rgba(0,0,0,.9);
}
.kx-nav{display:flex;align-items:center;gap:28px;height:76px}
.kx-logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:1.06rem;color:var(--text);flex:0 0 auto}
.kx-logo-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),#1E9BFF);
  box-shadow:0 0 0 1px rgba(53,224,198,.35),0 10px 24px -12px rgba(53,224,198,.6);
}
.kx-logo-mark svg{width:20px;height:20px}
.kx-logo-text{white-space:nowrap}
.kx-nav-list{display:flex;align-items:center;gap:6px;margin:0 0 0 8px;flex:1 1 auto;min-width:0}
.kx-nav-list li{flex:0 0 auto}
.kx-nav-list a{
  position:relative;display:inline-block;padding:10px 12px;font-size:.94rem;color:var(--text-2);border-radius:10px;
}
.kx-nav-list a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.kx-nav-list a.is-active{color:var(--text)}
.kx-nav-list a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--accent),rgba(53,224,198,.15));
}
.kx-nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.kx-icon-btn{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:var(--text-2);
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.kx-icon-btn:hover{color:var(--accent);border-color:rgba(53,224,198,.45);background:rgba(53,224,198,.06)}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.02);position:relative;
}
.kx-burger span,.kx-burger span::before,.kx-burger span::after{
  content:"";position:absolute;left:50%;width:18px;height:1.6px;background:var(--text);border-radius:2px;
  transform:translateX(-50%);transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.kx-burger span{top:21px}
.kx-burger span::before{top:-6px}
.kx-burger span::after{top:6px}
.kx-burger.is-open span{background:transparent}
.kx-burger.is-open span::before{transform:translateX(-50%) translateY(6px) rotate(45deg)}
.kx-burger.is-open span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg)}

/* ---------- buttons ---------- */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:.95rem;font-weight:600;letter-spacing:.2px;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.kx-btn-sm{min-height:44px;padding:0 18px;font-size:.9rem}
.kx-btn-primary{
  color:#03121A;
  background:linear-gradient(135deg,#1E6BFF 0%,#35E0C6 100%);
  box-shadow:0 10px 26px -14px rgba(30,107,255,.8);
}
.kx-btn-primary:hover{
  transform:translateY(-2px);color:#03121A;
  box-shadow:0 0 0 1px rgba(53,224,198,.5),0 12px 30px -10px rgba(53,224,198,.45);
}
.kx-btn-primary:active{transform:translateY(1px)}
.kx-btn-ghost{
  color:var(--text);border:1px solid var(--line-strong);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.kx-btn-ghost:hover{color:#fff;border-color:rgba(53,224,198,.55);transform:translateY(-2px)}

/* ---------- drawer ---------- */
.kx-drawer{
  position:fixed;inset:0;z-index:80;display:none;
}
.kx-drawer.is-open{display:block}
.kx-drawer-mask{position:absolute;inset:0;background:rgba(4,8,16,.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.kx-drawer-panel{
  position:absolute;top:0;left:0;right:0;padding:26px 24px 30px;
  background:rgba(10,17,30,.94);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transform:translateY(-14px);opacity:0;transition:transform .26s var(--ease),opacity .26s var(--ease);
  max-height:100vh;overflow-y:auto;
}
.kx-drawer.is-open .kx-drawer-panel{transform:translateY(0);opacity:1}
.kx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.kx-drawer-list li+li{border-top:1px solid var(--line)}
.kx-drawer-list a{display:block;padding:16px 2px;font-size:1.12rem;line-height:1.6;color:var(--text-2)}
.kx-drawer-list a:hover,.kx-drawer-list a.is-active{color:var(--accent)}
.kx-drawer-cta{margin-top:22px}
.kx-drawer-cta .kx-btn{width:100%}

/* ---------- article hero ---------- */
.kx-art-hero{position:relative;padding:148px 0 58px;background:var(--bg-1);overflow:hidden}
.kx-art-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.34;
}
.kx-art-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.78) 0%,rgba(6,10,20,.92) 58%,var(--bg-0) 100%);
}
.kx-art-hero .grid-container{position:relative;z-index:2}
.kx-art-hero::before{
  content:"";position:absolute;inset:0;z-index:1;opacity:.3;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
}
.kx-crumb{font-size:13px;color:var(--text-3);margin-bottom:20px}
.kx-crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.kx-crumb li{display:inline-flex;align-items:center;gap:8px}
.kx-crumb li+li::before{content:"/";color:rgba(255,255,255,.22)}
.kx-crumb a:hover{color:var(--accent)}
.kx-crumb [aria-current="page"]{color:var(--text-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kx-art-title{
  font-size:clamp(1.75rem,3.6vw,2.7rem);
  font-weight:700;line-height:1.35;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  max-width:960px;
}
.kx-art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;font-size:13.5px;color:var(--text-3)}
.kx-art-meta time{font-family:var(--font-num);color:var(--text-2);letter-spacing:.3px}
.kx-chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;line-height:1;letter-spacing:.3px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
}
.kx-chip-accent{color:var(--accent);border-color:rgba(53,224,198,.34);background:rgba(53,224,198,.08)}
.kx-chip-warn{color:var(--warn);border-color:rgba(242,169,59,.32);background:rgba(242,169,59,.08)}

/* ---------- layout ---------- */
.kx-art-main{padding:64px 0 0;background:var(--bg-0)}
.kx-art-layout{display:flex;flex-wrap:wrap;align-items:flex-start;margin-left:-14px;margin-right:-14px}
.kx-art-col,.kx-art-side{padding-left:14px;padding-right:14px;width:100%;flex:0 0 100%;min-width:0}
.kx-art-side{display:none}

/* ---------- article body ---------- */
.kx-article{
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,0) 220px);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:34px 32px 38px;box-shadow:var(--shadow-card);
}
.kx-article-body{max-width:760px;font-size:17px;line-height:1.9;color:#D6E1F0}
.kx-article-body>p:first-child{color:var(--text-2);font-size:17.5px}
.kx-article-body p{margin:0 0 20px}
.kx-article-body h2{
  font-size:clamp(1.3rem,2.2vw,1.6rem);font-weight:650;color:#fff;
  margin:46px 0 18px;padding-left:14px;border-left:4px solid var(--accent);line-height:1.5;
}
.kx-article-body h3{font-size:1.16rem;font-weight:600;color:#fff;margin:32px 0 12px}
.kx-article-body h4{font-size:1rem;font-weight:600;color:var(--text);margin:26px 0 10px}
.kx-article-body ul,.kx-article-body ol{margin:0 0 22px;padding-left:2px}
.kx-article-body ul li{position:relative;padding-left:20px;margin-bottom:10px}
.kx-article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 10px -1px rgba(53,224,198,.7);
}
.kx-article-body ol{counter-reset:kxnum}
.kx-article-body ol li{position:relative;padding-left:26px;margin-bottom:10px;counter-increment:kxnum}
.kx-article-body ol li::before{
  content:counter(kxnum);position:absolute;left:0;top:.25em;
  font-family:var(--font-num);font-size:13px;color:var(--warn);font-weight:600;
}
.kx-article-body blockquote{
  margin:26px 0;padding:18px 22px;border-left:3px solid var(--accent);border-radius:0 var(--r-img) var(--r-img) 0;
  background:var(--glass);border-top:1px solid var(--glass-line);border-right:1px solid var(--glass-line);border-bottom:1px solid var(--glass-line);
  color:var(--text-2);font-size:16px;
}
.kx-article-body blockquote p:last-child{margin-bottom:0}
.kx-article-body img{margin:26px 0;width:100%;border:1px solid var(--line);border-radius:var(--r-img)}
.kx-article-body figure{margin:26px 0}
.kx-article-body figcaption{font-size:13px;color:var(--text-3);margin-top:10px;text-align:center}
.kx-article-body a{color:var(--accent);border-bottom:1px solid rgba(53,224,198,.35)}
.kx-article-body a:hover{color:#7CF2E0;border-bottom-color:#7CF2E0}
.kx-article-body code{
  font-family:var(--font-num);font-size:.88em;padding:2px 7px;border-radius:6px;
  background:var(--bg-2);border:1px solid var(--line);color:var(--accent);
}
.kx-article-body pre{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-img);
  padding:18px 20px;overflow-x:auto;margin:24px 0;
}
.kx-article-body pre code{background:none;border:0;padding:0;color:#BFD6F2;font-size:13.5px;line-height:1.75}
.kx-article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto}
.kx-article-body thead th{background:rgba(255,255,255,.04);color:#fff;font-weight:600;text-align:left}
.kx-article-body th,.kx-article-body td{padding:12px 14px;border:1px solid var(--line);white-space:nowrap}
.kx-article-body tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.kx-article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}

/* ---------- empty ---------- */
.kx-empty{
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;
  text-align:center;color:var(--text-2);
}
.kx-empty-icon{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.03);color:var(--text-3);
}

/* ---------- sidebar ---------- */
.kx-side-card{
  position:sticky;top:100px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--glass-line);border-radius:var(--r-card);
  padding:22px 22px 24px;box-shadow:var(--shadow-card);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-card);
}
.kx-side-title{
  font-size:13px;letter-spacing:.4px;color:var(--text-3);text-transform:none;
  display:flex;align-items:center;gap:8px;margin-bottom:14px;
}
.kx-side-title::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);box-shadow:0 0 10px -1px rgba(53,224,198,.8)}
.kx-toc ol{counter-reset:kx-toc;display:flex;flex-direction:column;gap:2px}
.kx-toc li{counter-increment:kx-toc}
.kx-toc a{
  display:block;padding:9px 10px 9px 30px;position:relative;font-size:14px;line-height:1.6;color:var(--text-2);
  border-radius:10px;border-left:2px solid transparent;
}
.kx-toc a::before{
  content:counter(kx-toc,decimal-leading-zero);position:absolute;left:10px;top:9px;
  font-family:var(--font-num);font-size:11.5px;color:var(--text-3);letter-spacing:.4px;
}
.kx-toc a:hover{color:var(--text);background:rgba(255,255,255,.04);border-left-color:var(--accent)}
.kx-toc a.is-current{color:var(--accent);border-left-color:var(--accent);background:rgba(53,224,198,.07)}
.kx-toc a.is-current::before{color:var(--accent)}

/* ---------- related cards ---------- */
.kx-section{padding:64px 0 0}
.kx-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.kx-section-head h2{font-size:clamp(1.35rem,2.4vw,1.7rem);font-weight:650;color:#fff;line-height:1.45}
.kx-section-head p{font-size:14px;color:var(--text-3);margin-top:6px}
.kx-textlink{font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.kx-textlink::after{content:"›";font-size:16px;line-height:1;transition:transform .22s var(--ease)}
.kx-textlink:hover{color:#7CF2E0}
.kx-textlink:hover::after{transform:translateX(3px)}

.kx-list-cards{display:flex;flex-direction:column;gap:16px}
.kx-list-card{
  display:flex;align-items:stretch;gap:20px;
  padding:18px 20px;border:1px solid var(--line);border-radius:var(--r-card);
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.008));
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.kx-list-card:hover{transform:translateX(2px);border-color:rgba(53,224,198,.42);box-shadow:0 18px 40px -26px rgba(53,224,198,.45)}
.kx-list-date{
  flex:0 0 96px;display:flex;flex-direction:column;justify-content:center;gap:2px;
  border-right:1px solid var(--line);padding-right:16px;
}
.kx-list-date .kx-day{font-family:var(--font-num);font-size:1.5rem;line-height:1.1;color:var(--warn);font-weight:600}
.kx-list-date .kx-mon{font-size:12.5px;color:var(--text-3);letter-spacing:.3px}
.kx-list-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:8px}
.kx-list-main h3{font-size:1.04rem;font-weight:600;color:#fff;line-height:1.55}
.kx-list-main h3 a:hover{color:var(--accent)}
.kx-list-main p{
  font-size:14px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.kx-list-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12.5px;color:var(--text-3)}
.kx-list-thumb{
  flex:0 0 184px;aspect-ratio:16/10;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);
  background:var(--bg-2);
}
.kx-list-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease)}
.kx-list-card:hover .kx-list-thumb img{transform:scale(1.03)}

/* ---------- nav pager ---------- */
.kx-pager{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.kx-pager a{
  flex:1 1 240px;min-height:56px;display:flex;align-items:center;gap:10px;
  padding:14px 20px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:rgba(255,255,255,.02);font-size:14.5px;color:var(--text-2);
}
.kx-pager a:hover{border-color:rgba(53,224,198,.42);color:var(--text);transform:translateY(-2px)}
.kx-pager strong{color:#fff;font-weight:600}

/* ---------- CTA ---------- */
.kx-cta{padding:80px 0 0}
.kx-cta-card{
  position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;gap:28px;
  padding:38px 40px;border-radius:20px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--glass-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-card);
}
.kx-cta-card::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,198,.22),transparent 68%);pointer-events:none;
}
.kx-cta-text{flex:1 1 420px;position:relative;z-index:2}
.kx-cta-text h2{font-size:clamp(1.4rem,2.5vw,1.85rem);font-weight:650;color:#fff;line-height:1.5}
.kx-cta-text p{margin-top:12px;font-size:15px;color:var(--text-2);max-width:560px}
.kx-cta-form{flex:1 1 380px;position:relative;z-index:2}
.kx-sub-row{display:flex;gap:12px;align-items:center}
.kx-input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-btn);
  background:var(--bg-2);border:1px solid var(--line-strong);color:var(--text);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.kx-input::placeholder{color:var(--text-3)}
.kx-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.18)}
.kx-privacy{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--text-3)}
.kx-privacy input{width:16px;height:16px;accent-color:var(--accent)}
.kx-form-tip{margin-top:12px;font-size:13px;color:var(--accent);display:none}
.kx-form-tip.is-show{display:block}

/* ---------- footer ---------- */
.kx-footer{
  margin-top:88px;background:#04070F;border-top:1px solid var(--line);padding:64px 0 0;
}
.kx-footer-grid{row-gap:36px}
.kx-footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--text-3);max-width:320px}
.kx-footer h4{font-size:13px;letter-spacing:.4px;color:var(--text-3);margin-bottom:16px;font-weight:600}
.kx-footer ul li+li{margin-top:10px}
.kx-footer ul a{font-size:14.5px;color:var(--text-2);display:inline-block}
.kx-footer ul a:hover{color:var(--accent);transform:translateX(2px)}
.kx-footer-contact li{font-size:14.5px;color:var(--text-2);display:flex;gap:8px;align-items:flex-start}
.kx-footer-contact .kx-dot{width:5px;height:5px;border-radius:2px;background:var(--accent);margin-top:11px;flex:0 0 auto}
.kx-social{display:flex;gap:10px;margin-top:20px}
.kx-social a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:var(--text-2);
  border:1px solid var(--line);background:rgba(255,255,255,.02);transition:all .22s var(--ease);
}
.kx-social a:hover{color:var(--accent);border-color:rgba(53,224,198,.45);background:rgba(53,224,198,.07);transform:translateY(-2px)}
.kx-footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.kx-footer-bottom a:hover{color:var(--accent)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .kx-article-body{margin:0 auto}
}
@media (min-width:1200px){
  .kx-art-col{width:calc(100% - 320px);flex:0 0 calc(100% - 320px)}
  .kx-art-side{display:block;width:320px;flex:0 0 320px}
}
@media (max-width:991px){
  .kx-nav-list{display:none}
  .kx-burger{display:grid;place-items:center}
  .kx-icon-btn{display:none}
  .kx-art-hero{padding:126px 0 48px}
  .kx-article{padding:28px 24px 30px}
  .kx-list-thumb{flex:0 0 150px}
}
@media (max-width:767px){
  body{font-size:16px}
  .grid-container{padding-left:20px;padding-right:20px}
  .kx-nav{-  gap:16px;height:66px}
  .kx-nav{gap:16px;height:66px}
  .kx-nav-actions .kx-btn-primary{display:none}
  .kx-art-hero{padding:112px 0 40px}
  .kx-art-main{padding:44px 0 0}
  .kx-article{padding:22px 18px 26px;border-radius:16px}
  .kx-article-body{font-size:16.5px}
  .kx-article-body h2{margin-top:36px}
  .kx-cta-card{padding:28px 22px;border-radius:18px}
  .kx-sub-row{flex-direction:column;align-items:stretch}
  .kx-sub-row .kx-btn{width:100%}
  .kx-section{padding:48px 0 0}
  .kx-footer{margin-top:64px;padding-top:48px}
  .kx-list-card{flex-direction:column;gap:14px}
  .kx-list-date{flex-direction:row;align-items:baseline;gap:8px;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}
  .kx-list-thumb{flex:0 0 auto;width:100%}
  .kx-list-date .kx-day{font-size:1.25rem}
  .kx-footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:519px){
  .kx-art-title{-webkit-line-clamp:3}
  .kx-crumb [aria-current="page"]{max-width:200px}
  .kx-pager a{flex:1 1 100%}
}

/* roulang page: category1 */
:root{
  --bg-0:#060A14;
  --bg-1:#0B1220;
  --bg-2:#101A2C;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#1E6BFF;
  --accent:#35E0C6;
  --warn:#F2A93B;
  --text:#E7EEF9;
  --text-2:#97A8C0;
  --text-3:#64748B;
  --glass:rgba(18,28,46,.55);
  --glass-line:rgba(255,255,255,.10);
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.75);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Space Grotesk","Sora",var(--font-cn);
}

*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.kx-locked{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:var(--accent);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:#7cf0dd;}
p{margin:0 0 1.1em;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:650;line-height:1.35;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
::selection{background:rgba(53,224,198,.28);color:#fff;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ---------- 容器与栅格 ---------- */
.grid-container.kx-container{
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
  margin-left:auto;
  margin-right:auto;
}
.kx-section{padding:88px 0;position:relative;}
.kx-section--tight{padding:64px 0;}
.kx-section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.kx-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.kx-section-head h2{font-size:clamp(1.6rem,3vw,2.15rem);}
.kx-section-head p{margin:10px 0 0;color:var(--text-2);font-size:15px;max-width:60ch;}
.kx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--accent);letter-spacing:.4px;
  margin-bottom:14px;
}
.kx-eyebrow::before{content:"";width:22px;height:1px;background:var(--accent);opacity:.8;}
.kx-grid-lines{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:88px 88px;
  -webkit-mask-image:radial-gradient(circle at 70% 20%,#000 0%,transparent 70%);
  mask-image:radial-gradient(circle at 70% 20%,#000 0%,transparent 70%);
}

/* ---------- 导航 ---------- */
.kx-header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  background:transparent;
  transition:background .2s var(--ease),box-shadow .2s var(--ease),backdrop-filter .2s var(--ease),border-color .2s var(--ease);
  border-bottom:1px solid transparent;
}
.kx-header.is-stuck{
  background:rgba(11,18,32,.92);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 30px -22px rgba(0,0,0,.95);
}
.kx-nav{display:flex;align-items:center;gap:32px;height:74px;}
.kx-logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:650;font-size:18px;flex:0 0 auto;}
.kx-logo:hover{color:#fff;}
.kx-logo-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 6px 18px -8px rgba(53,224,198,.75);
}
.kx-logo-mark svg{width:22px;height:22px;}
.kx-logo-text{white-space:nowrap;}
.kx-nav-list{display:flex;align-items:center;gap:26px;margin:0 auto;flex-wrap:nowrap;}
.kx-nav-list a{
  position:relative;color:var(--text-2);font-size:15px;padding:8px 2px;display:inline-block;white-space:nowrap;
}
.kx-nav-list a:hover{color:#fff;}
.kx-nav-list a.is-active{color:#fff;}
.kx-nav-list a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 10px rgba(53,224,198,.7);
}
.kx-nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.kx-icon-btn{
  width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);border:1px solid var(--line);background:rgba(255,255,255,.02);
  transition:all .2s var(--ease);
}
.kx-icon-btn:hover{color:#fff;border-color:var(--glass-line);background:rgba(53,224,198,.10);}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
}
.kx-burger span,.kx-burger span::before,.kx-burger span::after{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--text);position:relative;
  transition:transform .24s var(--ease),opacity .2s var(--ease);
}
.kx-burger span::before,.kx-burger span::after{content:"";position:absolute;left:0;}
.kx-burger span::before{top:-6px;}
.kx-burger span::after{top:6px;}
.kx-burger[aria-expanded="true"] span{background:transparent;}
.kx-burger[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg);}
.kx-burger[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg);}

/* 按钮 */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;color:var(--text);white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.kx-btn-sm{height:40px;padding:0 18px;font-size:14px;}
.kx-btn-primary{
  background:linear-gradient(135deg,#1E6BFF 0%,#2E9BE8 55%,#35E0C6 100%);
  color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.28);
  box-shadow:0 10px 26px -14px rgba(30,107,255,.9);
}
.kx-btn-primary:hover{
  color:#fff;transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(53,224,198,.5),0 12px 30px -10px rgba(53,224,198,.45);
}
.kx-btn-primary:active{transform:translateY(-1px);}
.kx-btn-ghost{
  background:var(--glass);border:1px solid var(--glass-line);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  color:var(--text);
}
.kx-btn-ghost:hover{color:#fff;border-color:rgba(53,224,198,.55);transform:translateY(-2px);}
.kx-btn-ghost:active{transform:translateY(-1px);}
.kx-link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent);
}
.kx-link-more::after{content:"→";transition:transform .2s var(--ease);}
.kx-link-more:hover::after{transform:translateX(4px);}

/* 抽屉 */
.kx-drawer{
  position:fixed;inset:0;z-index:1000;display:none;
  background:rgba(6,10,20,.86);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
}
.kx-drawer.is-open{display:flex;flex-direction:column;}
.kx-drawer-head{display:flex;align-items:center;justify-content:space-between;height:74px;padding:0 24px;}
.kx-drawer-body{padding:18px 24px 0;display:flex;flex-direction:column;gap:4px;overflow-y:auto;}
.kx-drawer-body a{
  display:block;font-size:18px;line-height:1.6;color:var(--text);padding:14px 4px;border-bottom:1px solid var(--line);
}
.kx-drawer-body a:hover,.kx-drawer-body a.is-active{color:var(--accent);}
.kx-drawer-foot{margin-top:auto;padding:20px 24px 32px;}
.kx-drawer-foot .kx-btn{width:100%;}
.kx-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);font-size:20px;line-height:1;
}
.kx-close:hover{color:#fff;border-color:var(--glass-line);}

/* 搜索浮层 */
.kx-search{
  position:fixed;left:50%;top:96px;transform:translate(-50%,-14px);
  width:min(560px,calc(100% - 32px));z-index:1100;
  background:var(--glass);border:1px solid var(--glass-line);border-radius:20px;
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);padding:18px;
  opacity:0;visibility:hidden;transition:all .22s var(--ease);
}
.kx-search.is-open{opacity:1;visibility:visible;transform:translate(-50%,0);}
.kx-search form{display:flex;gap:10px;}
.kx-search input{
  flex:1;height:48px;border-radius:12px;background:var(--bg-2);border:1px solid var(--line);
  color:var(--text);padding:0 16px;font-size:15px;
}
.kx-search input::placeholder{color:var(--text-3);}
.kx-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.16);}
.kx-search-hint{margin:12px 4px 2px;font-size:13px;color:var(--text-3);}

/* ---------- 面包屑 ---------- */
.kx-crumb{font-size:13px;color:var(--text-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.kx-crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.kx-crumb li{display:inline-flex;align-items:center;gap:8px;}
.kx-crumb li+li::before{content:"/";color:var(--text-3);opacity:.7;}
.kx-crumb a{color:var(--text-3);}
.kx-crumb a:hover{color:var(--accent);}
.kx-crumb [aria-current="page"]{color:var(--text-2);}

/* ---------- 内页 Hero ---------- */
.kx-hero-inner{
  position:relative;
  min-height:300px;
  display:flex;align-items:flex-end;
  padding:150px 0 56px;
  background-image:linear-gradient(180deg,rgba(6,10,20,.86) 0%,rgba(6,10,20,.72) 45%,rgba(6,10,20,.96) 100%),
                   url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.kx-hero-inner h1{
  font-size:clamp(2.2rem,5vw,3.4rem);
  font-weight:700;
  margin:18px 0 14px;
  max-width:22ch;
}
.kx-hero-inner .kx-hero-sub{color:var(--text-2);font-size:17px;max-width:56ch;margin:0;}
.kx-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}

/* 徽章 */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:12.5px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text-2);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
}
.kx-badge--accent{color:var(--accent);border-color:rgba(53,224,198,.35);}
.kx-badge--warn{color:var(--warn);border-color:rgba(242,169,59,.32);}

/* ---------- 方案矩阵卡 ---------- */
.kx-matrix{margin-top:8px;}
.kx-mcard{
  background:var(--bg-1);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;height:100%;
  display:flex;flex-direction:column;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.kx-mcard:hover{transform:translateY(-4px);border-color:rgba(53,224,198,.34);}
.kx-mcard-figure{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-2);}
.kx-mcard-figure img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.kx-mcard:hover .kx-mcard-figure img{transform:scale(1.03);}
.kx-mcard-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.15),rgba(6,10,20,.72));
}
.kx-mcard-index{
  position:absolute;left:18px;top:16px;z-index:2;
  font-family:var(--font-num);font-size:14px;font-weight:600;color:var(--warn);
  padding:4px 12px;border-radius:999px;background:rgba(6,10,20,.6);border:1px solid rgba(242,169,59,.3);
}
.kx-mcard-body{padding:24px;display:flex;flex-direction:column;gap:14px;flex:1;}
.kx-mcard-body h3{font-size:1.2rem;}
.kx-mcard-body .kx-mcard-desc{color:var(--text-2);font-size:15px;margin:0;}
.kx-points{display:flex;flex-direction:column;gap:10px;margin:2px 0 4px;}
.kx-points li{position:relative;padding-left:20px;color:var(--text-2);font-size:14.5px;line-height:1.7;}
.kx-points li::before{
  content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 8px rgba(53,224,198,.7);
}
.kx-mcard-foot{margin-top:auto;padding-top:12px;}

/* ---------- 场景列表 ---------- */
.kx-scene{
  display:flex;gap:18px;align-items:flex-start;
  padding:22px;border:1px solid var(--line);border-radius:var(--radius-card);
  background:rgba(255,255,255,.02);height:100%;
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.kx-scene:hover{transform:translateX(2px);border-color:rgba(53,224,198,.32);background:rgba(53,224,198,.05);}
.kx-scene-num{
  font-family:var(--font-num);font-size:20px;font-weight:600;color:var(--warn);
  min-width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(242,169,59,.28);background:rgba(242,169,59,.07);
}
.kx-scene h3{font-size:1.05rem;margin-bottom:6px;}
.kx-scene p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.75;}

/* ---------- 流程 ---------- */
.kx-steps{counter-reset:step;}
.kx-step{
  position:relative;padding:26px 24px;border-radius:var(--radius-card);
  border:1px solid var(--line);background:var(--bg-1);height:100%;
}
.kx-step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--font-num);font-size:14px;font-weight:600;color:var(--accent);
  display:block;margin-bottom:14px;
}
.kx-step h3{font-size:1.05rem;margin-bottom:8px;}
.kx-step p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.75;}
.kx-step-line{
  height:1px;margin:26px 0 0;
  background:linear-gradient(90deg,rgba(53,224,198,.55),rgba(30,107,255,.28),transparent);
}

/* ---------- FAQ ---------- */
.kx-faq{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:20px;
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.kx-faq-item+ .kx-faq-item{border-top:1px solid var(--line);}
.kx-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;text-align:left;font-size:16.5px;font-weight:600;color:var(--text);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.kx-faq-q:hover{background:rgba(53,224,198,.05);color:#fff;}
.kx-faq-sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;position:relative;
  border:1px solid var(--glass-line);background:rgba(255,255,255,.03);
}
.kx-faq-sign::before,.kx-faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--accent);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.kx-faq-sign::before{width:11px;height:1.8px;}
.kx-faq-sign::after{width:1.8px;height:11px;}
.kx-faq-item.is-open .kx-faq-sign::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.kx-faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease);}
.kx-faq-a-inner{padding:0 26px 22px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ---------- CTA 带 ---------- */
.kx-cta{
  border:1px solid var(--glass-line);border-radius:20px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  padding:42px;position:relative;overflow:hidden;
}
.kx-cta::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,198,.20),transparent 68%);
  pointer-events:none;
}
.kx-cta h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:12px;}
.kx-cta p{color:var(--text-2);margin:0;max-width:46ch;}
.kx-form{display:flex;gap:12px;align-items:stretch;position:relative;z-index:2;}
.kx-form input[type="email"]{
  flex:1;height:48px;border-radius:12px;background:var(--bg-2);
  border:1px solid var(--line);color:var(--text);padding:0 16px;font-size:15px;
}
.kx-form input[type="email"]::placeholder{color:var(--text-3);}
.kx-form input[type="email"]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.16);}
.kx-consent{margin-top:14px;font-size:13px;color:var(--text-3);display:flex;align-items:flex-start;gap:8px;position:relative;z-index:2;}
.kx-consent input{margin-top:4px;accent-color:var(--accent);}
.kx-form-note{margin-top:10px;font-size:13px;color:var(--text-3);position:relative;z-index:2;}

/* ---------- 页脚 ---------- */
.kx-footer{
  background:#04070F;border-top:1px solid var(--line);
  padding:64px 0 0;position:relative;
}
.kx-footer h4{font-size:14px;color:var(--text-2);font-weight:600;margin-bottom:16px;letter-spacing:.3px;}
.kx-footer-brand p{color:var(--text-3);font-size:14px;line-height:1.8;max-width:34ch;margin:16px 0 20px;}
.kx-social{display:flex;gap:10px;}
.kx-social a{
  width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);
  transition:all .2s var(--ease);
}
.kx-social a:hover{color:var(--accent);border-color:rgba(53,224,198,.4);transform:translateY(-2px);}
.kx-footer-list{display:flex;flex-direction:column;gap:11px;}
.kx-footer-list a,.kx-footer-list span{
  color:var(--text-3);font-size:14px;display:inline-block;transition:transform .2s var(--ease),color .2s var(--ease);
}
.kx-footer-list a:hover{color:var(--accent);transform:translateX(2px);}
.kx-footer-list .kx-fcat{display:flex;flex-direction:column;gap:2px;}
.kx-footer-list .kx-fcat small{color:var(--text-3);opacity:.7;font-size:12.5px;}
.kx-footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:22px 0;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.kx-footer-bottom a{color:var(--text-3);}
.kx-footer-bottom a:hover{color:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .kx-nav-list{gap:18px;}
  .kx-nav-list a{font-size:14px;}
  .kx-section{padding:72px 0;}
  .kx-cta{padding:36px;}
}
@media (max-width:991px){
  .kx-nav-list{display:none;}
  .kx-burger{display:inline-flex;}
  .kx-nav{gap:16px;}
  .kx-nav-actions .kx-btn{display:none;}
  .kx-hero-inner{min-height:260px;padding:132px 0 48px;}
  .kx-section{padding:64px 0;}
  .kx-section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .kx-footer{padding-top:52px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .kx-nav{height:66px;}
  .kx-drawer-head{height:66px;}
  .kx-section{padding:48px 0;}
  .kx-hero-inner{min-height:240px;padding:118px 0 42px;}
  .kx-hero-inner h1{font-size:clamp(1.9rem,7vw,2.4rem);}
  .kx-hero-inner .kx-hero-sub{font-size:15.5px;}
  .kx-mcard-body{padding:20px;}
  .kx-faq-q{padding:18px 18px;font-size:15.5px;}
  .kx-faq-a-inner{padding:0 18px 18px;font-size:14.5px;}
  .kx-cta{padding:26px 22px;}
  .kx-form{flex-direction:column;}
  .kx-form .kx-btn{width:100%;}
  .kx-footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .grid-container.kx-container{padding-left:18px;padding-right:18px;}
  .kx-logo-text{font-size:16px;}
  .kx-scene{flex-direction:column;gap:12px;}
  .kx-badge{font-size:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --bg-0:#060A14;
  --bg-1:#0B1220;
  --bg-2:#101A2C;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#1E6BFF;
  --accent:#35E0C6;
  --warn:#F2A93B;
  --text:#E7EEF9;
  --text-2:#97A8C0;
  --text-3:#64748B;
  --glass:rgba(18,28,46,.55);
  --glass-line:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-glass:20px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.75);
  --shadow-soft:0 12px 30px -18px rgba(0,0,0,.8);
  --font-sans:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Space Grotesk","Sora","HarmonyOS Sans SC",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.kx-lock{overflow:hidden;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease),border-color 220ms var(--ease),transform 220ms var(--ease);}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0 0 16px;line-height:1.35;font-weight:650;color:var(--text);}
h1{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:700;}
h2{font-size:clamp(1.6rem,3vw,2.15rem);}
h3{font-size:1.2rem;font-weight:600;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;color:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(53,224,198,.28);color:#fff;}
/* Foundation 覆盖 */
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
.grid-x{display:flex;flex-flow:row wrap;}
.cell{min-width:0;}
/* ============ 通用容器与板块 ============ */
.kx-section{padding:88px 0;position:relative;}
.kx-section--tight{padding:64px 0;}
.kx-section-head{max-width:760px;margin-bottom:48px;}
.kx-section-head h2{margin-bottom:14px;}
.kx-section-head p{color:var(--text-2);font-size:16.5px;margin:0;}
.kx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.4px;color:var(--accent);
  border:1px solid var(--line);background:rgba(53,224,198,.06);
  border-radius:999px;padding:5px 14px;margin-bottom:18px;
}
.kx-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px 1px rgba(53,224,198,.8);}
.kx-grid-bg{
  position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 20%,transparent 75%);
}
/* ============ 按钮 ============ */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;border:1px solid transparent;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease),background-color 220ms var(--ease),color 220ms var(--ease);
  white-space:nowrap;
}
.kx-btn-primary{
  color:#04121C;
  background:linear-gradient(135deg,#2F7BFF 0%,#35E0C6 100%);
  box-shadow:0 10px 24px -14px rgba(30,107,255,.7);
}
.kx-btn-primary:hover{
  transform:translateY(-2px);
  color:#04121C;
  box-shadow:0 0 0 1px rgba(53,224,198,.5),0 12px 30px -10px rgba(53,224,198,.45);
}
.kx-btn-primary:active{transform:translateY(1px);}
.kx-btn-ghost{
  color:var(--text);
  background:var(--glass);
  border-color:var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.kx-btn-ghost:hover{transform:translateY(-2px);border-color:rgba(53,224,198,.55);color:#fff;}
.kx-btn-ghost:active{transform:translateY(1px);}
.kx-btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.kx-btn-block{width:100%;}
.kx-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--accent);font-size:14.5px;font-weight:600;
  border-bottom:1px solid rgba(53,224,198,.35);padding-bottom:2px;
}
.kx-link:hover{color:#7CF2DD;border-color:#7CF2DD;transform:translateX(2px);}
/* ============ 导航 ============ */
.kx-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(6,10,20,.26);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:background-color 200ms var(--ease),border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.kx-header.is-stuck{
  background:rgba(11,18,32,.92);
  border-bottom-color:var(--line);
  box-shadow:0 14px 32px -24px rgba(0,0,0,.95);
}
.kx-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;}
.kx-logo{display:inline-flex;align-items:center;gap:10px;}
.kx-logo-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#35E0C6 0%,#2F7BFF 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 8px 20px -10px rgba(53,224,198,.6);
}
.kx-logo-mark svg{width:22px;height:22px;}
.kx-logo-text{font-size:17px;font-weight:700;color:var(--text);letter-spacing:0;white-space:nowrap;}
.kx-nav-list{display:flex;align-items:center;gap:6px;margin:0;}
.kx-nav-list a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;font-size:15px;color:var(--text-2);border-radius:8px;
}
.kx-nav-list a:hover{color:var(--text);}
.kx-nav-list a.is-active{color:#fff;}
.kx-nav-list a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--accent);border-radius:2px;box-shadow:0 0 10px 1px rgba(53,224,198,.7);
}
.kx-nav-actions{display:flex;align-items:center;gap:12px;}
.kx-icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-2);cursor:pointer;transition:color 200ms var(--ease),border-color 200ms var(--ease),background-color 200ms var(--ease);
}
.kx-icon-btn:hover{color:var(--accent);border-color:rgba(53,224,198,.45);background:rgba(53,224,198,.07);}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:10px;cursor:pointer;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  align-items:center;justify-content:center;
}
.kx-burger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.kx-burger span::before,.kx-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform 200ms var(--ease);}
.kx-burger span::before{top:-6px;}
.kx-burger span::after{top:6px;}
/* 移动抽屉 */
.kx-drawer{
  position:fixed;inset:0;z-index:140;display:flex;flex-direction:column;justify-content:flex-start;
  background:rgba(8,13,24,.96);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform 320ms var(--ease),opacity 320ms var(--ease),visibility 320ms;
  padding:96px 24px 32px;
}
.kx-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible;}
.kx-drawer ul{display:flex;flex-direction:column;gap:4px;margin-bottom:32px;}
.kx-drawer ul a{
  display:block;font-size:18px;line-height:1.6;color:var(--text);padding:12px 0;
  border-bottom:1px solid var(--line);
}
.kx-drawer ul a.is-active{color:var(--accent);}
.kx-drawer-foot{margin-top:auto;}
.kx-overlay{position:fixed;inset:0;z-index:130;background:rgba(3,6,12,.6);opacity:0;visibility:hidden;transition:opacity 260ms var(--ease),visibility 260ms;}
.kx-overlay.is-open{opacity:1;visibility:visible;}
/* ============ 面包屑 ============ */
.kx-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin:0 0 18px;}
.kx-crumb li{display:inline-flex;align-items:center;gap:8px;}
.kx-crumb li+li::before{content:"/";color:var(--text-3);opacity:.6;}
.kx-crumb a{color:var(--text-3);}
.kx-crumb a:hover{color:var(--accent);}
.kx-crumb [aria-current="page"]{color:var(--text-2);}
/* ============ 内页 Hero ============ */
.kx-page-hero{
  position:relative;overflow:hidden;
  padding:150px 0 66px;
  background-image:linear-gradient(115deg,rgba(6,10,20,.94) 0%,rgba(8,14,26,.78) 45%,rgba(9,16,30,.62) 100%),
                   url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.kx-page-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,198,.18) 0%,rgba(53,224,198,0) 68%);
  pointer-events:none;
}
.kx-page-hero h1{margin-bottom:16px;}
.kx-page-hero .kx-lede{max-width:640px;color:var(--text-2);font-size:17px;margin:0;}
.kx-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
/* ============ 徽章与标签 ============ */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;padding:5px 13px;border-radius:999px;
  border:1px solid var(--glass-line);background:rgba(255,255,255,.04);
  color:var(--text-2);letter-spacing:.2px;
}
.kx-badge--accent{color:var(--accent);border-color:rgba(53,224,198,.35);background:rgba(53,224,198,.08);}
.kx-badge--warn{color:var(--warn);border-color:rgba(242,169,59,.35);background:rgba(242,169,59,.08);}
/* ============ 时间轴 ============ */
.kx-timeline{position:relative;margin-top:8px;}
.kx-timeline::after{
  content:"";position:absolute;left:104px;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,rgba(53,224,198,0) 0%,rgba(53,224,198,.65) 8%,rgba(30,107,255,.55) 52%,rgba(53,224,198,.4) 92%,rgba(53,224,198,0) 100%);
}
.kx-tl-item{
  position:relative;display:grid;grid-template-columns:104px 1fr;column-gap:48px;
  padding-bottom:36px;
}
.kx-tl-item:last-child{padding-bottom:0;}
.kx-tl-item::before{
  content:"";position:absolute;left:99px;top:12px;width:11px;height:11px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(53,224,198,.14),0 0 16px 2px rgba(53,224,198,.5);
}
.kx-tl-year{
  font-family:var(--font-num);font-size:1.5rem;font-weight:600;
  color:var(--warn);text-align:right;padding-top:2px;line-height:1.2;letter-spacing:.5px;
}
.kx-tl-card{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--shadow-card);
  transition:border-color 220ms var(--ease),transform 220ms var(--ease),background-color 220ms var(--ease);
}
.kx-tl-card:hover{border-color:rgba(53,224,198,.42);transform:translateX(3px);background:var(--bg-2);}
.kx-tl-card h3{margin-bottom:14px;}
.kx-tl-card p{color:var(--text-2);font-size:15.5px;margin-bottom:14px;}
.kx-tl-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px;}
.kx-tl-points li{
  font-size:13px;color:var(--text-2);padding:4px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
}
/* ============ 数据条 ============ */
.kx-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:38px 0;
}
.kx-stat-num{
  font-family:var(--font-num);font-size:clamp(1.9rem,3.4vw,2.6rem);font-weight:600;
  color:var(--text);line-height:1.1;letter-spacing:.5px;display:block;margin-bottom:8px;
}
.kx-stat-num em{font-style:normal;color:var(--accent);font-size:.58em;margin-left:4px;}
.kx-stat p{font-size:13.5px;color:var(--text-3);margin:0;line-height:1.65;}
/* ============ 交替图文 ============ */
.kx-story{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:64px;}
.kx-story:last-child{margin-bottom:0;}
.kx-story--flip .kx-story-media{order:2;}
.kx-story-media{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-card);}
.kx-story-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.kx-story-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.18) 0%,rgba(6,10,20,.62) 100%);
}
.kx-story-body h3{font-size:1.35rem;margin-bottom:14px;}
.kx-story-body p{color:var(--text-2);font-size:15.8px;}
.kx-story-tags{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px;}
/* ============ 流程步骤 ============ */
.kx-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.kx-steps::before{
  content:"";position:absolute;left:26px;right:26px;top:22px;height:1px;
  background:linear-gradient(90deg,rgba(53,224,198,.45),rgba(30,107,255,.35),rgba(53,224,198,.1));
}
.kx-step{position:relative;padding-top:60px;}
.kx-step-num{
  position:absolute;top:0;left:0;width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:15px;font-weight:600;color:var(--warn);
  background:var(--bg-1);border:1px solid rgba(242,169,59,.35);
  box-shadow:0 0 0 6px var(--bg-0);
}
.kx-step h3{font-size:1.06rem;margin-bottom:10px;}
.kx-step p{font-size:14.5px;color:var(--text-2);margin:0;}
/* ============ FAQ ============ */
.kx-faq{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-card);
  padding:8px 30px;
}
.kx-faq-item{border-bottom:1px solid var(--line);}
.kx-faq-item:last-child{border-bottom:0;}
.kx-faq-q{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;font-size:16.5px;font-weight:600;color:var(--text);line-height:1.6;
  transition:color 200ms var(--ease);
}
.kx-faq-q:hover{color:var(--accent);}
.kx-faq-icon{position:relative;flex:0 0 20px;width:20px;height:20px;}
.kx-faq-icon::before,.kx-faq-icon::after{
  content:"";position:absolute;background:var(--accent);border-radius:2px;
  transition:transform 240ms var(--ease),opacity 240ms var(--ease);
}
.kx-faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.kx-faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.kx-faq-item.is-open .kx-faq-icon::after{transform:rotate(90deg);opacity:0;}
.kx-faq-a{
  max-height:0;overflow:hidden;opacity:.4;
  transition:max-height 240ms var(--ease),opacity 240ms var(--ease);
}
.kx-faq-item.is-open .kx-faq-a{max-height:360px;opacity:1;}
.kx-faq-a p{font-size:15px;line-height:1.85;color:var(--text-2);margin:0;padding:0 0 22px;}
/* ============ CTA ============ */
.kx-cta{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-card);
  padding:48px;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;
  position:relative;overflow:hidden;
}
.kx-cta::after{
  content:"";position:absolute;right:-120px;top:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,255,.24) 0%,rgba(30,107,255,0) 70%);pointer-events:none;
}
.kx-cta h2{margin-bottom:14px;}
.kx-cta p{color:var(--text-2);font-size:15.6px;margin:0;}
.kx-form{display:flex;flex-direction:column;gap:14px;position:relative;z-index:1;}
.kx-form-row{display:flex;gap:12px;}
.kx-input{
  height:48px;width:100%;padding:0 16px;border-radius:var(--r-btn);
  background:var(--bg-2);border:1px solid var(--line);color:var(--text);font-size:15px;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.kx-input::placeholder{color:var(--text-3);}
.kx-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.16);}
.kx-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-3);line-height:1.7;}
.kx-check input{width:16px;height:16px;margin-top:3px;accent-color:#35E0C6;flex:0 0 16px;}
/* ============ 页脚 ============ */
.kx-footer{background:#04070F;border-top:1px solid var(--line);padding:72px 0 0;}
.kx-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.kx-footer h4{font-size:14.5px;color:var(--text);margin-bottom:18px;font-weight:600;}
.kx-footer p{font-size:14px;color:var(--text-3);line-height:1.85;}
.kx-footer-links{display:flex;flex-direction:column;gap:11px;}
.kx-footer-links a{font-size:14px;color:var(--text-2);display:inline-block;}
.kx-footer-links a:hover{color:var(--accent);transform:translateX(2px);}
.kx-social{display:flex;gap:10px;margin-top:20px;}
.kx-social a{
  width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-2);
}
.kx-social a:hover{color:var(--accent);border-color:rgba(53,224,198,.45);transform:translateY(-2px);}
.kx-footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px;}
.kx-footer-bottom{
  margin-top:56px;border-top:1px solid var(--line);padding:22px 0;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.kx-footer-bottom a{color:var(--text-3);}
.kx-footer-bottom a:hover{color:var(--accent);}
/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .kx-section{padding:64px 0;}
  .kx-story{gap:40px;}
  .kx-cta{padding:40px;gap:36px;}
}
@media screen and (max-width:991px){
  .kx-nav-list{display:none;}
  .kx-burger{display:inline-flex;}
  .kx-nav-actions .kx-btn-sm{display:none;}
  .kx-page-hero{padding:126px 0 54px;}
  .kx-story{grid-template-columns:1fr;gap:26px;}
  .kx-story--flip .kx-story-media{order:0;}
  .kx-steps{grid-template-columns:repeat(2,1fr);row-gap:34px;}
  .kx-steps::before{display:none;}
  .kx-stats{grid-template-columns:repeat(2,1fr);row-gap:30px;}
  .kx-cta{grid-template-columns:1fr;}
  .kx-footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media screen and (max-width:767px){
  .grid-container{padding-left:18px;padding-right:18px;}
  .kx-section{padding:48px 0;}
  .kx-section-head{margin-bottom:32px;}
  .kx-page-hero{padding:112px 0 46px;}
  .kx-page-hero .kx-lede{font-size:15.8px;}
  .kx-nav{min-height:66px;}
  .kx-timeline::after{left:5px;}
  .kx-tl-item{grid-template-columns:1fr;row-gap:10px;padding-left:28px;padding-bottom:30px;}
  .kx-tl-item::before{left:0;top:8px;}
  .kx-tl-year{text-align:left;font-size:1.25rem;padding-top:0;}
  .kx-tl-card{padding:20px 18px;}
  .kx-tl-card:hover{transform:none;}
  .kx-stats{grid-template-columns:1fr;padding:28px 0;}
  .kx-steps{grid-template-columns:1fr;}
  .kx-faq{padding:4px 20px;}
  .kx-faq-q{font-size:15.5px;padding:18px 0;}
  .kx-faq-a p{font-size:14px;}
  .kx-cta{padding:26px 20px;}
  .kx-form-row{flex-direction:column;}
  .kx-footer{padding-top:52px;}
  .kx-footer-grid{grid-template-columns:1fr;gap:32px;}
  .kx-footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:520px){
  .kx-logo-text{font-size:15.5px;}
  .kx-btn{padding:0 18px;font-size:14.5px;}
  .kx-cta{padding:22px 16px;}
  .kx-story-body h3{font-size:1.18rem;}
}

/* roulang page: category3 */
:root{
  --bg-0:#060A14;--bg-1:#0B1220;--bg-2:#101A2C;
  --line:rgba(255,255,255,.08);--line-strong:rgba(255,255,255,.16);
  --primary:#1E6BFF;--accent:#35E0C6;--warn:#F2A93B;
  --text:#E7EEF9;--text-2:#97A8C0;--text-3:#64748B;
  --glass:rgba(18,28,46,.55);--glass-line:rgba(255,255,255,.10);
  --radius-card:18px;--radius-img:14px;--radius-btn:12px;--radius-glass:20px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.75);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Space Grotesk","Sora","HarmonyOS Sans SC","PingFang SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-0);color:var(--text);
  font-family:var(--font-cn);font-size:16.5px;line-height:1.8;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:56px 56px;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);object-fit:cover}
a{color:var(--accent);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:#7FF3E1}
p{margin:0 0 18px}
h1,h2,h3,h4{margin:0;font-weight:650;line-height:1.35;color:var(--text)}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
.grid-x{position:relative;z-index:1}
.kx-main{position:relative;z-index:1}

/* ============ 导航 ============ */
.kx-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease),backdrop-filter .2s var(--ease);
}
.kx-header.is-solid{
  background:rgba(11,18,32,.92);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 14px 34px -24px rgba(0,0,0,.9);
}
.kx-nav{display:flex;align-items:center;gap:28px;min-height:76px}
.kx-logo{display:inline-flex;align-items:center;gap:11px;color:var(--text);flex:0 0 auto}
.kx-logo:hover{color:var(--text)}
.kx-logo-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 36px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary) 0%,#2BB9E8 55%,var(--accent) 100%);
  box-shadow:0 8px 20px -10px rgba(53,224,198,.6);
}
.kx-logo-mark svg{width:22px;height:22px}
.kx-logo-text{font-size:18px;font-weight:700;letter-spacing:.2px}
.kx-nav-list{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto}
.kx-nav-list a{
  position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 12px;
  font-size:15px;color:var(--text-2);border-radius:10px;
}
.kx-nav-list a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.kx-nav-list a.is-active{color:var(--text);font-weight:600}
.kx-nav-list a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--accent),rgba(53,224,198,.25));
}
.kx-nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.kx-icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-2);cursor:pointer;transition:.2s var(--ease);
}
.kx-icon-btn:hover{color:var(--text);border-color:var(--glass-line)}
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border:0;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.kx-btn-sm{min-height:44px;padding:0 18px;font-size:14.5px}
.kx-btn-primary{
  color:#04121C;
  background:linear-gradient(135deg,#1E6BFF 0%,#2BB9E8 58%,#35E0C6 100%);
  box-shadow:0 10px 26px -16px rgba(30,107,255,.9);
}
.kx-btn-primary:hover{
  color:#04121C;transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(53,224,198,.5),0 12px 30px -10px rgba(53,224,198,.45);
}
.kx-btn-primary:active{transform:translateY(0)}
.kx-btn-ghost{
  color:var(--text);background:var(--glass);border:1px solid var(--line-strong);
  backdrop-filter:blur(18px) saturate(140%);
}
.kx-btn-ghost:hover{color:#fff;border-color:rgba(53,224,198,.55);transform:translateY(-2px)}
.kx-btn-ghost:active{transform:translateY(0)}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);cursor:pointer;position:relative;
}
.kx-burger span,.kx-burger span::before,.kx-burger span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--text);
  transform:translateX(-50%);transition:.25s var(--ease);
}
.kx-burger span{top:21px}
.kx-burger span::before{content:"";top:-6px;left:0}
.kx-burger span::after{content:"";top:6px;left:0}
.kx-burger.is-open span{background:transparent}
.kx-burger.is-open span::before{top:0;transform:rotate(45deg)}
.kx-burger.is-open span::after{top:0;transform:rotate(-45deg)}

/* 移动抽屉 */
.kx-drawer{
  position:fixed;inset:0;z-index:110;display:flex;flex-direction:column;
  padding:104px 24px 32px;background:rgba(6,10,20,.94);
  backdrop-filter:blur(22px) saturate(140%);
  transform:translateY(-100%);visibility:hidden;
  transition:transform .34s var(--ease),visibility .34s var(--ease);
}
.kx-drawer.is-open{transform:translateY(0);visibility:visible}
.kx-drawer nav a{
  display:flex;align-items:center;min-height:52px;font-size:18px;line-height:1.6;
  color:var(--text);border-bottom:1px solid var(--line);
}
.kx-drawer nav a.is-active{color:var(--accent)}
.kx-drawer-cta{margin-top:auto;padding-top:24px}
.kx-drawer-cta .kx-btn{width:100%}

/* ============ 页头小 Hero ============ */
.kx-hero-sm{
  position:relative;padding:152px 0 72px;min-height:320px;
  background:
    linear-gradient(180deg,rgba(6,10,20,.62) 0%,rgba(6,10,20,.86) 55%,rgba(6,10,20,.97) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.kx-hero-sm::after{
  content:"";position:absolute;right:-60px;bottom:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,198,.16) 0%,rgba(53,224,198,0) 68%);
  pointer-events:none;
}
.kx-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.kx-breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.kx-breadcrumb li+li::before{content:"/";color:var(--text-3)}
.kx-breadcrumb a{color:var(--text-3)}
.kx-breadcrumb a:hover{color:var(--accent)}
.kx-breadcrumb [aria-current="page"]{color:var(--text-2)}
.kx-hero-sm h1{font-size:clamp(2rem,4.4vw,3rem);font-weight:700;max-width:820px}
.kx-hero-sm .kx-lead{margin-top:16px;max-width:660px;color:var(--text-2);font-size:16.5px}
.kx-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.kx-metrics{
  display:flex;flex-wrap:wrap;gap:32px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line);
}
.kx-metric strong{
  display:block;font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--text);letter-spacing:.2px;
}
.kx-metric span{display:block;font-size:13px;color:var(--text-3);margin-top:2px}
.kx-metric.is-accent strong{color:var(--accent)}

/* ============ 板块通用 ============ */
.kx-section{padding:88px 0;position:relative}
.kx-section-alt{background:linear-gradient(180deg,rgba(16,26,44,.55) 0%,rgba(6,10,20,0) 100%)}
.kx-section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:40px}
.kx-section-head h2{font-size:clamp(1.6rem,3vw,2.15rem)}
.kx-section-head p{margin:10px 0 0;color:var(--text-2);font-size:15.5px;max-width:640px}
.kx-link-more{font-size:14.5px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px}
.kx-link-more::after{content:"→";transition:transform .2s var(--ease)}
.kx-link-more:hover::after{transform:translateX(4px)}
.kx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.4px;
  color:var(--accent);margin-bottom:14px;
}
.kx-eyebrow::before{content:"";width:18px;height:1px;background:var(--accent);display:inline-block}

/* ============ 徽章 / 标签 ============ */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;line-height:1.5;color:var(--text-2);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.kx-badge-accent{color:var(--accent);border-color:rgba(53,224,198,.32);background:rgba(53,224,198,.08)}
.kx-badge-warn{color:var(--warn);border-color:rgba(242,169,59,.3);background:rgba(242,169,59,.08)}

/* ============ 对比表 ============ */
.kx-table-card{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--radius-glass);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(18px) saturate(140%);overflow:hidden;
}
.kx-table-head{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:22px 26px;border-bottom:1px solid var(--line);
}
.kx-table-head h3{font-size:1.2rem}
.kx-table-head span{font-size:13px;color:var(--text-3)}
.kx-tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.kx-table{width:100%;border-collapse:collapse;min-width:880px;font-size:15px}
.kx-table th,.kx-table td{
  padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;
}
.kx-table thead th{
  font-size:13px;font-weight:600;color:var(--text-3);background:rgba(255,255,255,.03);
  letter-spacing:.2px;
}
.kx-table tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.kx-table tbody tr:hover{background:rgba(53,224,198,.05)}
.kx-table tbody tr:last-child td{border-bottom:0}
.kx-table th:first-child,.kx-table td:first-child{
  position:sticky;left:0;z-index:2;background:var(--bg-1);
  box-shadow:1px 0 0 var(--line);font-weight:600;color:var(--text);
}
.kx-table tbody tr:nth-child(even) td:first-child{background:#0D1524}
.kx-table td.kx-price{font-family:var(--font-num);font-weight:600;color:var(--warn)}

/* ============ 计费列表卡 ============ */
.kx-list{display:flex;flex-direction:column;gap:16px}
.kx-list-item{
  display:flex;gap:20px;padding:22px;border-radius:var(--radius-card);
  background:rgba(255,255,255,.025);border:1px solid var(--line);
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.kx-list-item:hover{transform:translateX(2px);border-color:rgba(53,224,198,.4);background:rgba(53,224,198,.04)}
.kx-list-badge{
  flex:0 0 96px;width:96px;padding-top:2px;
}
.kx-list-badge strong{
  display:block;font-family:var(--font-num);font-size:22px;font-weight:700;color:var(--warn);line-height:1.2;
}
.kx-list-badge span{display:block;font-size:12.5px;color:var(--text-3);margin-top:4px}
.kx-list-body h3{font-size:1.05rem;margin-bottom:8px}
.kx-list-body p{margin:0;color:var(--text-2);font-size:15px;line-height:1.75}

/* ============ 侧栏玻璃卡 ============ */
.kx-note{
  height:100%;padding:28px;border-radius:var(--radius-glass);
  background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(18px) saturate(140%);
}
.kx-note h3{font-size:1.15rem;margin-bottom:14px}
.kx-note ul{display:flex;flex-direction:column;gap:14px}
.kx-note li{position:relative;padding-left:18px;color:var(--text-2);font-size:14.5px;line-height:1.75}
.kx-note li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--accent);
}
.kx-note .kx-link-more{display:inline-flex;margin-top:20px}

/* ============ 图文/选型 ============ */
.kx-figure{
  position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-card);
}
.kx-figure img{width:100%;height:100%;min-height:300px;object-fit:cover;border-radius:0}
.kx-figure::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,20,.15),rgba(6,10,20,.6));
}
.kx-checks{display:flex;flex-direction:column;gap:18px;margin-top:6px}
.kx-check{display:flex;gap:14px}
.kx-check-icon{
  flex:0 0 30px;width:30px;height:30px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  color:var(--accent);background:rgba(53,224,198,.1);border:1px solid rgba(53,224,198,.3);font-size:13px;font-weight:700;
}
.kx-check h4{font-size:15.5px;margin-bottom:4px}
.kx-check p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.7}
.kx-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ============ FAQ ============ */
.kx-faq{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--radius-glass);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(18px) saturate(140%);
  padding:8px 26px;
}
.kx-faq-item{border-bottom:1px solid var(--line)}
.kx-faq-item:last-child{border-bottom:0}
.kx-faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-size:16.5px;font-weight:600;color:var(--text);min-height:44px;
  transition:color .2s var(--ease);
}
.kx-faq-item summary::-webkit-details-marker{display:none}
.kx-faq-item summary:hover{color:#fff}
.kx-faq-icon{position:relative;flex:0 0 20px;width:20px;height:20px}
.kx-faq-icon::before,.kx-faq-icon::after{
  content:"";position:absolute;background:var(--accent);border-radius:2px;transition:.24s var(--ease);
}
.kx-faq-icon::before{top:9px;left:0;width:20px;height:2px}
.kx-faq-icon::after{left:9px;top:0;width:2px;height:20px}
.kx-faq-item[open] .kx-faq-icon::after{transform:rotate(90deg);opacity:0}
.kx-faq-body{padding:0 0 20px}
.kx-faq-body p{margin:0;color:var(--text-2);font-size:15px;line-height:1.85}

/* ============ CTA ============ */
.kx-cta{
  padding:40px;border-radius:var(--radius-glass);
  background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(18px) saturate(140%);
  position:relative;overflow:hidden;
}
.kx-cta::after{
  content:"";position:absolute;left:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,255,.22),rgba(30,107,255,0) 70%);pointer-events:none;
}
.kx-cta h2{font-size:clamp(1.5rem,2.6vw,1.95rem);margin-bottom:12px}
.kx-cta p{color:var(--text-2);font-size:15px;margin:0}
.kx-form{margin-top:24px}
.kx-form-row{display:flex;gap:12px}
.kx-input{
  flex:1 1 auto;height:48px;padding:0 16px;width:100%;
  background:var(--bg-2);border:1px solid var(--line-strong);border-radius:12px;
  color:var(--text);font-size:15px;font-family:inherit;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.kx-input::placeholder{color:var(--text-3)}
.kx-input:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.18)}
.kx-form-note{display:flex;align-items:flex-start;gap:10px;margin-top:16px;font-size:13px;color:var(--text-3)}
.kx-form-note input{margin-top:4px;accent-color:var(--accent);width:16px;height:16px}
.kx-form-error{display:none;margin-top:10px;font-size:13px;color:var(--warn)}
.kx-form-error.is-show{display:block}

/* ============ 页脚 ============ */
.kx-footer{
  background:#040711;border-top:1px solid var(--line);
  padding:64px 0 0;position:relative;z-index:1;
}
.kx-footer h4{font-size:14px;color:var(--text);margin-bottom:18px;letter-spacing:.2px}
.kx-footer-brand p{color:var(--text-2);font-size:14px;line-height:1.8;margin:16px 0 20px;max-width:300px}
.kx-footer-links{display:flex;flex-direction:column;gap:12px}
.kx-footer-links a{color:var(--text-2);font-size:14px;display:inline-block;transition:transform .2s var(--ease),color .2s var(--ease)}
.kx-footer-links a:hover{color:var(--accent);transform:translateX(2px)}
.kx-social{display:flex;gap:10px}
.kx-social a{
  width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:.2s var(--ease);
}
.kx-social a:hover{color:var(--accent);border-color:rgba(53,224,198,.4);transform:translateY(-2px)}
.kx-footer-contact li{display:flex;gap:10px;color:var(--text-2);font-size:14px;margin-bottom:12px;line-height:1.7}
.kx-footer-contact strong{color:var(--text-3);font-weight:500;flex:0 0 auto}
.kx-footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--text-3);
}
.kx-footer-bottom a{color:var(--text-3)}
.kx-footer-bottom a:hover{color:var(--accent)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .kx-nav{gap:18px}
  .kx-nav-list a{padding:0 9px;font-size:14.5px}
  .kx-section{padding:72px 0}
}
@media (max-width:991px){
  .kx-nav-list{display:none}
  .kx-burger{display:inline-flex;align-items:center;justify-content:center}
  .kx-hero-sm{padding:132px 0 60px}
  .kx-section{padding:64px 0}
  .kx-note{margin-top:24px;height:auto}
  .kx-figure img{min-height:240px}
  .kx-metrics{gap:26px}
}
@media (max-width:767px){
  body{font-size:16px}
  .grid-container{padding-left:18px;padding-right:18px}
  .kx-nav{min-height:66px}
  .kx-logo-text{font-size:16.5px}
  .kx-hero-sm{padding:118px 0 52px;min-height:0}
  .kx-hero-sm .kx-lead{font-size:15.5px}
  .kx-section{padding:48px 0}
  .kx-section-head{margin-bottom:28px}
  .kx-metrics{gap:20px 28px;margin-top:30px;padding-top:22px}
  .kx-metric strong{font-size:22px}
  .kx-list-item{flex-direction:column;gap:10px;padding:18px}
  .kx-list-badge{flex:0 0 auto;width:auto;display:flex;align-items:baseline;gap:8px}
  .kx-list-badge span{margin-top:0}
  .kx-faq{padding:6px 18px}
  .kx-faq-item summary{font-size:15.5px;padding:18px 0}
  .kx-faq-body p{font-size:14.5px}
  .kx-cta{padding:26px 20px}
  .kx-form-row{flex-direction:column}
  .kx-form-row .kx-btn{width:100%}
  .kx-hero-actions .kx-btn{width:100%}
  .kx-footer{padding-top:48px}
  .kx-footer-bottom{margin-top:36px}
}

/* roulang page: category4 */
:root{
  --bg-0:#060A14;
  --bg-1:#0B1220;
  --bg-2:#101A2C;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#1E6BFF;
  --accent:#35E0C6;
  --warn:#F2A93B;
  --text:#E7EEF9;
  --text-2:#97A8C0;
  --text-3:#64748B;
  --glass:rgba(18,28,46,.55);
  --glass-line:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.75);
  --ease:cubic-bezier(.22,.61,.36,1);
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","PingFang SC",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body.kx-locked{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:650;line-height:1.35;color:var(--text);}
p{margin:0;}
::selection{background:rgba(53,224,198,.28);color:#fff;}

.kx-container{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:2;
}

.kx-num{font-family:"Space Grotesk","Sora",ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.kx-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.kx-btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.kx-btn-primary{
  background:linear-gradient(135deg,#1E6BFF 0%,#2492F0 52%,#35E0C6 100%);
  color:#04121C;
  box-shadow:0 12px 28px -16px rgba(30,107,255,.95);
}
.kx-btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(53,224,198,.5),0 12px 30px -10px rgba(53,224,198,.45);
}
.kx-btn-primary:active{transform:translateY(-1px);}
.kx-btn-ghost{
  background:rgba(18,28,46,.55);
  border-color:var(--glass-line);
  color:var(--text);
  backdrop-filter:blur(12px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.kx-btn-ghost:hover{
  border-color:rgba(53,224,198,.55);
  color:#fff;
  transform:translateY(-2px);
}
.kx-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.kx-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--accent);
  font-size:15px;
  font-weight:600;
  padding:6px 0;
  min-height:44px;
  transition:color .22s var(--ease);
}
.kx-link svg{transition:transform .22s var(--ease);}
.kx-link:hover{color:#8CF6E4;}
.kx-link:hover svg{transform:translateX(4px);}
.kx-link:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

/* ---------- 头部导航 ---------- */
.kx-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  background:linear-gradient(180deg,rgba(6,10,20,.72),rgba(6,10,20,.16));
  backdrop-filter:blur(12px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.kx-header.is-stuck{
  background:rgba(11,18,32,.92);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px -24px rgba(0,0,0,.95);
}
.kx-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:76px;
}
.kx-logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.kx-logo-mark{
  width:34px;height:34px;
  border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#1E6BFF,#35E0C6);
  box-shadow:0 8px 20px -10px rgba(53,224,198,.75);
}
.kx-logo-mark svg{width:20px;height:20px;}
.kx-logo-text{font-size:17px;font-weight:700;color:var(--text);white-space:nowrap;}

.kx-nav-list{
  display:flex;
  align-items:center;
  gap:26px;
  list-style:none;
}
.kx-nav-list a{
  position:relative;
  display:inline-block;
  padding:10px 0;
  color:var(--text-2);
  font-size:15px;
  transition:color .2s var(--ease);
}
.kx-nav-list a:hover{color:var(--text);}
.kx-nav-list a.is-active{color:var(--text);font-weight:600;}
.kx-nav-list a.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
  box-shadow:0 0 10px rgba(53,224,198,.7);
}
.kx-nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.kx-icon-btn{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--glass-line);
  background:rgba(18,28,46,.5);
  color:var(--text-2);
  cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.kx-icon-btn:hover{color:var(--text);border-color:rgba(53,224,198,.5);transform:translateY(-1px);}
.kx-icon-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.kx-burger{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--glass-line);
  background:rgba(18,28,46,.5);
  cursor:pointer;
  position:relative;
}
.kx-burger span,
.kx-burger span::before,
.kx-burger span::after{
  position:absolute;
  left:50%;
  width:18px;height:1.8px;
  background:var(--text);
  border-radius:2px;
  transform:translateX(-50%);
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.kx-burger span{top:50%;margin-top:-1px;}
.kx-burger span::before{content:"";left:0;top:-6px;transform:none;}
.kx-burger span::after{content:"";left:0;top:6px;transform:none;}

/* ---------- 移动抽屉 ---------- */
.kx-drawer{
  display:none;
  position:fixed;
  inset:0;
  z-index:90;
  background:rgba(6,10,20,.72);
  backdrop-filter:blur(18px) saturate(140%);
  opacity:0;
  pointer-events:none;
  transition:opacity .24s var(--ease);
}
.kx-drawer.is-open{opacity:1;pointer-events:auto;}
.kx-drawer-inner{
  position:absolute;
  top:0;left:0;right:0;
  padding:22px 24px 32px;
  background:rgba(11,18,32,.96);
  border-bottom:1px solid var(--glass-line);
  border-radius:0 0 24px 24px;
  transform:translateY(-100%);
  transition:transform .28s var(--ease);
}
.kx-drawer.is-open .kx-drawer-inner{transform:translateY(0);}
.kx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.kx-drawer-close{
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--glass-line);
  background:transparent;
  color:var(--text-2);
  font-size:22px;
  line-height:1;
  cursor:pointer;
}
.kx-drawer-close:hover{color:var(--text);border-color:rgba(53,224,198,.5);}
.kx-drawer-nav{display:flex;flex-direction:column;}
.kx-drawer-nav a{
  font-size:18px;
  line-height:1.6;
  color:var(--text-2);
  padding:14px 0;
  border-bottom:1px solid var(--line);
}
.kx-drawer-nav a.is-active{color:var(--accent);}
.kx-drawer-cta{width:100%;margin-top:26px;}

/* ---------- 面包屑 ---------- */
.kx-crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.kx-crumb li{display:flex;align-items:center;gap:8px;}
.kx-crumb li+li::before{content:"/";color:rgba(255,255,255,.22);}
.kx-crumb a{color:var(--text-3);transition:color .2s var(--ease);}
.kx-crumb a:hover{color:var(--accent);}
.kx-crumb [aria-current="page"]{color:var(--text-2);}

/* ---------- 内页小 Hero ---------- */
.kx-hero-sm{
  position:relative;
  padding:150px 0 68px;
  min-height:320px;
  display:flex;
  align-items:flex-end;
  background-image:linear-gradient(180deg,rgba(6,10,20,.78) 0%,rgba(6,10,20,.88) 62%,var(--bg-0) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.kx-hero-sm::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  pointer-events:none;
}
.kx-hero-glow{
  position:absolute;
  right:-120px;bottom:-160px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,198,.20) 0%,rgba(53,224,198,0) 68%);
  pointer-events:none;
}
.kx-hero-title{
  font-size:clamp(2.2rem,5vw,3.4rem);
  font-weight:700;
  margin-bottom:14px;
}
.kx-hero-sub{
  font-size:16.5px;
  color:var(--text-2);
  max-width:640px;
}

/* ---------- 通用板块 ---------- */
.kx-section{padding:88px 0;}
.kx-sec-head{max-width:720px;margin-bottom:52px;}
.kx-eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--accent);
  padding:4px 12px;
  border-radius:999px;
  border:1px solid rgba(53,224,198,.3);
  background:rgba(53,224,198,.08);
  margin-bottom:16px;
}
.kx-sec-head h2{font-size:clamp(1.6rem,3vw,2.15rem);margin-bottom:14px;}
.kx-sec-head p{color:var(--text-2);font-size:16px;}

/* ---------- 案例图文交错 ---------- */
.kx-case{
  display:flex;
  align-items:center;
}
.kx-case + .kx-case{
  margin-top:64px;
  padding-top:64px;
  border-top:1px solid var(--line);
}
.kx-case-media{position:relative;}
.kx-case-media .kx-media-frame{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  background:var(--bg-2);
}
.kx-case-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:0;
  transition:transform .45s var(--ease);
}
.kx-case-media .kx-media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.06) 0%,rgba(6,10,20,.42) 100%);
  pointer-events:none;
}
.kx-case-media:hover img{transform:scale(1.03);}
.kx-case-body{padding-left:8px;}
.kx-case-body h3{
  font-size:clamp(1.3rem,2.1vw,1.7rem);
  margin-bottom:16px;
}
.kx-case-body p{
  color:var(--text-2);
  font-size:16.5px;
  line-height:1.85;
  margin-bottom:20px;
}
.kx-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.kx-tag{
  display:inline-flex;
  align-items:center;
  padding:5px 12px;
  border-radius:999px;
  font-size:12.5px;
  line-height:1.6;
  color:var(--text-2);
  background:rgba(255,255,255,.04);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(6px);
}
.kx-tag--accent{color:var(--accent);border-color:rgba(53,224,198,.34);background:rgba(53,224,198,.08);}
.kx-tag--warn{color:var(--warn);border-color:rgba(242,169,59,.32);background:rgba(242,169,59,.08);}

/* ---------- 数据条 ---------- */
.kx-stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
  padding:38px 40px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(16,26,44,.72),rgba(11,18,32,.72));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
}
.kx-stat-num{
  font-size:clamp(1.7rem,3vw,2.2rem);
  font-weight:700;
  color:var(--text);
  line-height:1.2;
  margin-bottom:8px;
}
.kx-stat-num em{font-style:normal;color:var(--accent);}
.kx-stat p{font-size:13px;color:var(--text-3);line-height:1.7;}

/* ---------- CTA 带 ---------- */
.kx-cta-wrap{padding:0 0 96px;}
.kx-cta{
  position:relative;
  overflow:hidden;
  border-radius:20px;
  border:1px solid var(--glass-line);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  padding:48px;
}
.kx-cta::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,255,.26) 0%,rgba(30,107,255,0) 70%);
  pointer-events:none;
}
.kx-cta h2{font-size:clamp(1.5rem,2.6vw,1.95rem);margin-bottom:14px;}
.kx-cta p{color:var(--text-2);font-size:16px;max-width:560px;}
.kx-form{display:flex;gap:12px;align-items:stretch;}
.kx-input{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:var(--bg-2);
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.kx-input::placeholder{color:var(--text-3);}
.kx-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,198,.18);}
.kx-form-row{display:flex;align-items:flex-start;gap:10px;margin-top:16px;font-size:13px;color:var(--text-3);line-height:1.7;}
.kx-form-row input[type="checkbox"]{
  width:16px;height:16px;margin-top:5px;flex-shrink:0;accent-color:#35E0C6;
}
.kx-form-msg{
  display:none;
  margin-top:14px;
  font-size:13px;
  color:var(--accent);
}
.kx-form-msg.is-show{display:block;}

/* ---------- 页脚 ---------- */
.kx-footer{
  background:#04070F;
  border-top:1px solid var(--line);
  padding-top:64px;
}
.kx-footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.2fr;
  gap:40px;
}
.kx-footer-brand p{
  color:var(--text-2);
  font-size:14px;
  line-height:1.85;
  margin:18px 0 22px;
  max-width:320px;
}
.kx-footer h4{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:18px;
}
.kx-footer-col ul{list-style:none;display:flex;flex-direction:column;gap:12px;}
.kx-footer-col a{
  display:inline-block;
  font-size:14px;
  color:var(--text-2);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.kx-footer-col a:hover{color:var(--accent);transform:translateX(2px);}
.kx-footer-contact li{font-size:14px;color:var(--text-2);line-height:1.85;}
.kx-footer-contact .kx-num{color:var(--text);}
.kx-social{display:flex;gap:10px;}
.kx-social a{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--glass-line);
  color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.kx-social a:hover{color:var(--accent);border-color:rgba(53,224,198,.5);transform:translateY(-2px);}
.kx-footer-bottom{
  margin-top:52px;
  border-top:1px solid var(--line);
  padding:22px 0;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}
.kx-footer-bottom a{color:var(--text-3);transition:color .2s var(--ease);}
.kx-footer-bottom a:hover{color:var(--accent);}

/* ---------- 断点 ---------- */
@media (max-width:1199px){
  .kx-nav-list{gap:20px;}
  .kx-nav-list a{font-size:14px;}
  .kx-section{padding:64px 0;}
  .kx-case + .kx-case{margin-top:52px;padding-top:52px;}
}
@media (max-width:991px){
  .kx-nav-list{display:none;}
  .kx-burger{display:block;}
  .kx-drawer{display:block;}
  .kx-container{padding:0 20px;}
  .kx-hero-sm{padding:132px 0 56px;min-height:280px;}
  .kx-section{padding:56px 0;}
  .kx-case{flex-wrap:wrap;}
  .kx-case-body{padding-left:0;margin-top:28px;}
  .kx-stats{grid-template-columns:repeat(2,minmax(0,1fr));padding:30px 26px;}
  .kx-cta{padding:36px 28px;}
  .kx-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .kx-section{padding:48px 0;}
  .kx-sec-head{margin-bottom:36px;}
  .kx-hero-sm{padding:120px 0 48px;min-height:240px;}
  .kx-hero-sub{font-size:15.5px;}
  .kx-case + .kx-case{margin-top:44px;padding-top:44px;}
  .kx-case-body p{font-size:15.5px;}
  .kx-form{flex-direction:column;}
  .kx-form .kx-btn{width:100%;}
  .kx-cta-wrap{padding-bottom:64px;}
  .kx-footer-grid{grid-template-columns:1fr;}
  .kx-footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .kx-container{padding:0 16px;}
  .kx-stats{grid-template-columns:1fr 1fr;gap:18px;padding:24px 20px;}
  .kx-cta{padding:28px 20px;border-radius:16px;}
  .kx-nav{height:66px;}
  .kx-logo-text{font-size:16px;}
  .kx-hero-title{font-size:2rem;}
}