/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --kx-bg0:#05090F;
  --kx-bg1:#0A1420;
  --kx-surface:rgba(255,255,255,.05);
  --kx-surface-2:rgba(255,255,255,.085);
  --kx-stroke:rgba(120,195,255,.16);
  --kx-stroke-strong:rgba(47,216,196,.34);
  --kx-primary:#2E7CF6;
  --kx-secondary:#2FD8C4;
  --kx-accent:#FF8A3D;
  --kx-text:#E8F1FA;
  --kx-text-2:#9FB4C7;
  --kx-text-3:#6C819A;
  --kx-ok:#34D399;
  --kx-warn:#FBBF24;
  --kx-err:#F87171;
  --kx-r-lg:20px;
  --kx-r-md:16px;
  --kx-r-sm:12px;
  --kx-shadow-card:inset 0 1px 0 rgba(255,255,255,.07),0 18px 40px rgba(0,0,0,.45);
  --kx-shadow-hover:inset 0 1px 0 rgba(255,255,255,.09),0 22px 48px rgba(0,0,0,.5),0 0 0 1px rgba(47,216,196,.28);
  --kx-ease:cubic-bezier(.2,.7,.2,1);
  --kx-gap:24px;
  --kx-sec:104px;
}
/* ============ 基础 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--kx-bg0);
  color:var(--kx-text);
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(120,195,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(120,195,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
}
body::after{
  content:"";
  position:fixed;
  top:-220px;right:-180px;
  width:640px;height:640px;
  border-radius:50%;
  pointer-events:none;
  z-index:0;
  background:radial-gradient(circle,rgba(46,124,246,.16),transparent 68%);
}
img{max-width:100%;display:block;border-style:none;background:linear-gradient(140deg,rgba(46,124,246,.16),rgba(47,216,196,.08));}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--kx-secondary);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(47,216,196,.28);color:#fff;}

.kx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:2;}
.kx-section{padding:var(--kx-sec) 0;position:relative;}
.kx-section--alt{background:linear-gradient(180deg,rgba(10,20,32,0) 0%,rgba(10,20,32,.85) 22%,rgba(10,20,32,.85) 78%,rgba(10,20,32,0) 100%);}
.kx-hr{height:1px;border:0;margin:0;background:linear-gradient(90deg,transparent,rgba(47,216,196,.22),transparent);}

/* ============ 排版 ============ */
.kx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;
  color:var(--kx-secondary);
  background:rgba(47,216,196,.1);
  border:1px solid rgba(47,216,196,.22);
  border-radius:999px;
  padding:5px 14px;
}
.kx-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--kx-secondary);box-shadow:0 0 10px var(--kx-secondary);}
h1,.kx-h1{
  font-size:clamp(30px,4.4vw,54px);
  line-height:1.14;
  font-weight:700;
  letter-spacing:-.01em;
  margin:20px 0 0;
}
h2,.kx-h2{
  font-size:clamp(24px,3vw,36px);
  line-height:1.25;
  font-weight:700;
  letter-spacing:-.005em;
}
h3,.kx-h3{font-size:20px;line-height:1.4;font-weight:600;}
h4,.kx-h4{font-size:17px;line-height:1.5;font-weight:600;}
.kx-lead{font-size:17px;line-height:1.85;color:var(--kx-text-2);max-width:740px;margin-top:16px;}
.kx-meta{font-size:12px;line-height:1.4;letter-spacing:.04em;color:var(--kx-text-3);}
.kx-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;}

.kx-sechead{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.kx-sechead__line{width:44px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--kx-secondary),rgba(46,124,246,.2));margin-bottom:18px;}

/* ============ 导航 ============ */
.kx-header{position:sticky;top:0;z-index:80;padding:12px 0;}
.kx-navpanel{
  display:flex;align-items:center;gap:20px;
  min-height:76px;
  padding:10px 14px 10px 16px;
  background:rgba(9,17,28,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-md);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 -1px 0 rgba(47,216,196,.14) inset,0 16px 40px rgba(0,0,0,.55);
}
.kx-logo{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.kx-logo__mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  display:grid;place-items:center;
  border:1px solid rgba(120,195,255,.24);
  background:linear-gradient(145deg,rgba(46,124,246,.26),rgba(47,216,196,.12));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.1);
}
.kx-logo__mark svg{width:22px;height:22px;stroke:var(--kx-secondary);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.kx-logo__text{display:flex;flex-direction:column;line-height:1.16;}
.kx-logo__text b{font-size:18px;font-weight:700;letter-spacing:.01em;}
.kx-logo__text em{font-style:normal;font-size:11px;color:var(--kx-text-3);letter-spacing:.08em;}
.kx-navcards{display:flex;align-items:center;gap:8px;margin-left:auto;}
.kx-navcard{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 15px;border-radius:var(--kx-r-sm);
  background:var(--kx-surface);
  border:1px solid rgba(120,195,255,.1);
  color:var(--kx-text-2);
  font-size:14px;line-height:1;
  white-space:nowrap;
  transition:background 220ms var(--kx-ease),color 220ms var(--kx-ease),border-color 220ms var(--kx-ease),transform 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease);
}
.kx-navcard svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.85;}
.kx-navcard:hover{background:var(--kx-surface-2);color:var(--kx-text);border-color:rgba(47,216,196,.24);transform:translateY(-1px);}
.kx-navcard:active{transform:translateY(0) scale(.98);}
.kx-navcard.is-active{
  color:var(--kx-text);
  border-color:var(--kx-secondary);
  background:rgba(47,216,196,.09);
  box-shadow:inset 0 0 18px rgba(47,216,196,.16);
}
.kx-navcta{margin-left:6px;flex:0 0 auto;}
.kx-burger{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:var(--kx-r-sm);
  background:var(--kx-surface);border:1px solid rgba(120,195,255,.14);
  cursor:pointer;place-items:center;transition:background 220ms var(--kx-ease);
}
.kx-burger:hover{background:var(--kx-surface-2);}
.kx-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--kx-text);margin:3px auto;transition:transform 220ms var(--kx-ease),opacity 220ms var(--kx-ease);}
.kx-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.kx-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.kx-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}

.kx-drawer{
  position:fixed;left:0;right:0;top:0;z-index:79;
  padding:104px 18px 24px;
  background:rgba(6,12,20,.96);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--kx-stroke);
  transform:translateY(-102%);
  transition:transform 300ms var(--kx-ease);
  max-height:100vh;
  overflow-y:auto;
}
.kx-drawer.is-open{transform:translateY(0);}
.kx-drawer__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.kx-drawer__card{
  display:flex;flex-direction:column;gap:6px;
  padding:16px;border-radius:var(--kx-r-md);
  background:var(--kx-surface);border:1px solid rgba(120,195,255,.12);
  transition:border-color 220ms var(--kx-ease),background 220ms var(--kx-ease);
}
.kx-drawer__card:hover{border-color:rgba(47,216,196,.3);background:var(--kx-surface-2);}
.kx-drawer__card b{font-size:15px;font-weight:600;}
.kx-drawer__card span{font-size:12px;color:var(--kx-text-3);line-height:1.55;}
.kx-drawer__card.is-active{border-color:var(--kx-secondary);background:rgba(47,216,196,.09);}
.kx-drawer__cta{margin-top:16px;}
.kx-mask{position:fixed;inset:0;z-index:78;background:rgba(5,9,15,.72);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity 260ms var(--kx-ease),visibility 260ms var(--kx-ease);}
.kx-mask.is-open{opacity:1;visibility:visible;}

/* ============ 按钮 ============ */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--kx-r-sm);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease),background 220ms var(--kx-ease),color 220ms var(--kx-ease),border-color 220ms var(--kx-ease),filter 220ms var(--kx-ease);
}
.kx-btn--primary{
  background:linear-gradient(180deg,#FF9A55,var(--kx-accent));
  color:#1A0D03;
  box-shadow:0 10px 30px rgba(255,138,61,.32),inset 0 0 18px rgba(255,138,61,.35);
}
.kx-btn--primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 34px rgba(255,138,61,.4),inset 0 0 20px rgba(255,138,61,.4);}
.kx-btn--ghost{
  background:rgba(255,255,255,.05);
  border-color:rgba(47,216,196,.42);
  color:var(--kx-secondary);
  box-shadow:inset 0 0 0 rgba(47,216,196,0);
}
.kx-btn--ghost:hover{background:rgba(47,216,196,.1);color:#7CF0E2;border-color:var(--kx-secondary);transform:translateY(-1px);}
.kx-btn--soft{background:var(--kx-surface);border-color:rgba(120,195,255,.16);color:var(--kx-text);}
.kx-btn--soft:hover{background:var(--kx-surface-2);border-color:rgba(47,216,196,.3);transform:translateY(-1px);}
.kx-btn:active{transform:translateY(0) scale(.98);}
.kx-btn[disabled],.kx-btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;filter:none;}
.kx-btn--sm{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(--kx-secondary);font-size:14px;font-weight:600;
  transition:color 220ms var(--kx-ease);
}
.kx-link span{transition:transform 220ms var(--kx-ease);}
.kx-link:hover{color:#7CF0E2;}
.kx-link:hover span{transform:translateX(3px);}

/* ============ 卡片 ============ */
.kx-card{
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-md);
  box-shadow:var(--kx-shadow-card);
  padding:28px;
  transition:transform 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease),border-color 220ms var(--kx-ease),background 220ms var(--kx-ease);
  position:relative;
  overflow:hidden;
}
.kx-card--hover:hover{transform:translateY(-2px);box-shadow:var(--kx-shadow-hover);border-color:rgba(47,216,196,.3);background:var(--kx-surface-2);}
.kx-card__icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  border:1px solid rgba(120,195,255,.2);
  background:linear-gradient(145deg,rgba(46,124,246,.2),rgba(47,216,196,.09));
  margin-bottom:18px;
}
.kx-card__icon svg{width:22px;height:22px;stroke:var(--kx-secondary);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.kx-card__title{font-size:19px;font-weight:600;line-height:1.4;}
.kx-card__text{margin-top:12px;font-size:15px;line-height:1.8;color:var(--kx-text-2);}
.kx-card--warn{border-color:rgba(251,191,36,.22);}
.kx-card--warn .kx-card__icon{border-color:rgba(251,191,36,.28);background:linear-gradient(145deg,rgba(251,191,36,.14),rgba(255,138,61,.06));}
.kx-card--warn .kx-card__icon svg{stroke:var(--kx-warn);}

/* ============ 首屏 ============ */
.kx-hero{position:relative;padding:64px 0 88px;overflow:hidden;}
.kx-hero::before{
  content:"";position:absolute;left:-200px;bottom:-260px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,216,196,.12),transparent 70%);pointer-events:none;
}
.kx-hero__cloud{position:absolute;top:40px;right:2%;width:420px;max-width:52vw;opacity:.085;pointer-events:none;z-index:1;}
.kx-hero__cloud svg{width:100%;height:auto;stroke:#9FD8FF;fill:none;stroke-width:1.2;}
.kx-hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.kx-hero__sub{font-size:17px;line-height:1.8;color:var(--kx-text-2);max-width:560px;margin-top:20px;}
.kx-hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
.kx-hero__stats{
  display:grid;grid-template-columns:repeat(3,auto);
  gap:0;margin-top:44px;
  border-top:1px solid rgba(120,195,255,.14);
  padding-top:24px;
  justify-content:start;
}
.kx-hero__stat{padding-right:28px;margin-right:28px;border-right:1px solid rgba(120,195,255,.12);}
.kx-hero__stat:last-child{border-right:0;margin-right:0;padding-right:0;}
.kx-hero__stat b{display:block;font-size:26px;font-weight:700;color:var(--kx-secondary);line-height:1.2;}
.kx-hero__stat span{display:block;font-size:13px;color:var(--kx-text-3);margin-top:4px;}
.kx-hero__media{position:relative;}
.kx-hero__figure{
  position:relative;border-radius:var(--kx-r-lg);overflow:hidden;
  border:1px solid rgba(120,195,255,.2);
  box-shadow:0 30px 70px rgba(0,0,0,.6),0 0 60px rgba(47,216,196,.1);
  aspect-ratio:4/3;
  background:linear-gradient(140deg,#0B1A2A,#071120);
}
.kx-hero__figure img{width:100%;height:100%;object-fit:cover;}
.kx-hero__figure::after{content:"";position:absolute;inset:auto 0 0 0;height:38%;background:linear-gradient(180deg,transparent,rgba(5,9,15,.82));}
.kx-floatcard{
  position:absolute;left:-22px;bottom:28px;width:230px;
  padding:16px 18px;border-radius:var(--kx-r-md);
  background:rgba(10,20,32,.9);
  backdrop-filter:blur(12px);
  border:1px solid rgba(47,216,196,.26);
  box-shadow:0 18px 44px rgba(0,0,0,.55);
}
.kx-floatcard__label{font-size:12px;color:var(--kx-text-3);letter-spacing:.04em;}
.kx-floatcard__value{font-size:24px;font-weight:700;color:var(--kx-accent);line-height:1.3;margin-top:2px;}
.kx-floatcard__bar{height:6px;border-radius:999px;background:rgba(255,255,255,.08);margin-top:12px;overflow:hidden;}
.kx-floatcard__bar i{display:block;height:100%;width:86%;border-radius:999px;background:linear-gradient(90deg,var(--kx-secondary),var(--kx-primary));box-shadow:0 0 14px rgba(47,216,196,.6);}

/* ============ 栅格 ============ */
.kx-grid{display:grid;gap:var(--kx-gap);}
.kx-grid--2{grid-template-columns:repeat(2,1fr);}
.kx-grid--3{grid-template-columns:repeat(3,1fr);}
.kx-grid--4{grid-template-columns:repeat(4,1fr);}

/* ============ 解决方案卡 ============ */
.kx-sol{padding:0;overflow:hidden;}
.kx-sol__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(140deg,#0C1C2C,#071120);}
.kx-sol__media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--kx-ease);}
.kx-card--hover:hover .kx-sol__media img{transform:scale(1.03);}
.kx-sol__media::after{content:"";position:absolute;inset:auto 0 0 0;height:60%;background:linear-gradient(180deg,transparent,rgba(10,20,32,.95));}
.kx-sol__badge{position:absolute;top:16px;left:16px;z-index:2;}
.kx-sol__body{padding:26px 28px 30px;}
.kx-sol__list{margin-top:18px;display:grid;gap:10px;}
.kx-sol__list li{position:relative;padding-left:22px;font-size:14px;line-height:1.7;color:var(--kx-text-2);}
.kx-sol__list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;background:rgba(47,216,196,.22);border:1px solid var(--kx-secondary);}
.kx-sol__more{margin-top:20px;}

/* ============ 徽章 ============ */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12px;line-height:1.4;letter-spacing:.04em;
  background:rgba(47,216,196,.12);color:#7CF0E2;
  border:1px solid rgba(47,216,196,.24);
}
.kx-badge--soft{background:rgba(120,195,255,.1);color:#A8CBEF;border-color:rgba(120,195,255,.2);}
.kx-badge--accent{background:rgba(255,138,61,.12);color:#FFB684;border-color:rgba(255,138,61,.28);}

/* ============ 成果面板 ============ */
.kx-result{
  background:linear-gradient(160deg,rgba(10,20,32,.95),rgba(6,12,20,.95));
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  box-shadow:var(--kx-shadow-card),0 0 60px rgba(46,124,246,.08);
  padding:48px 44px;
  position:relative;overflow:hidden;
}
.kx-result::before{content:"";position:absolute;top:-120px;right:-80px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(47,216,196,.14),transparent 70%);pointer-events:none;}
.kx-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:38px;}
.kx-kpi{padding:0 26px;border-right:1px solid rgba(120,195,255,.14);}
.kx-kpi:first-child{padding-left:0;}
.kx-kpi:last-child{border-right:0;padding-right:0;}
.kx-kpi b{display:block;font-size:clamp(30px,3.6vw,40px);font-weight:700;line-height:1.15;color:var(--kx-secondary);}
.kx-kpi b.is-accent{color:var(--kx-accent);}
.kx-kpi span{display:block;margin-top:8px;font-size:14px;color:var(--kx-text-2);line-height:1.7;}
.kx-progress{margin-top:42px;}
.kx-progress__row{display:flex;justify-content:space-between;font-size:13px;color:var(--kx-text-3);margin-bottom:8px;}
.kx-progress__track{height:8px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden;}
.kx-progress__track i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--kx-primary),var(--kx-secondary));box-shadow:0 0 16px rgba(47,216,196,.55);}
.kx-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px;}
.kx-timeline__node{position:relative;padding-top:20px;font-size:13px;color:var(--kx-text-3);line-height:1.6;}
.kx-timeline__node::before{content:"";position:absolute;top:0;left:0;width:10px;height:10px;border-radius:50%;background:var(--kx-secondary);box-shadow:0 0 12px rgba(47,216,196,.8);}
.kx-timeline__node::after{content:"";position:absolute;top:4px;left:16px;right:-16px;height:1px;background:rgba(120,195,255,.18);}
.kx-timeline__node:last-child::after{display:none;}
.kx-timeline__node b{display:block;color:var(--kx-text);font-size:14px;font-weight:600;margin-bottom:2px;}

/* ============ 证言 ============ */
.kx-quote{display:flex;flex-direction:column;gap:20px;}
.kx-quote__mark{font-size:44px;line-height:1;color:rgba(47,216,196,.4);font-family:Georgia,serif;}
.kx-quote__text{font-size:15px;line-height:1.9;color:var(--kx-text-2);}
.kx-quote__person{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:18px;border-top:1px solid rgba(120,195,255,.12);}
.kx-avatar{width:48px;height:48px;border-radius:50%;overflow:hidden;flex:0 0 auto;border:1px solid rgba(120,195,255,.24);background:linear-gradient(140deg,rgba(46,124,246,.3),rgba(47,216,196,.16));}
.kx-avatar img{width:100%;height:100%;object-fit:cover;}
.kx-quote__person b{display:block;font-size:14px;font-weight:600;}
.kx-quote__person span{display:block;font-size:12px;color:var(--kx-text-3);}
.kx-logos{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:44px;}
.kx-logos div{
  height:56px;border-radius:var(--kx-r-sm);
  background:rgba(255,255,255,.035);border:1px solid rgba(120,195,255,.1);
  display:grid;place-items:center;font-size:12px;color:var(--kx-text-3);letter-spacing:.08em;
  transition:border-color 220ms var(--kx-ease),color 220ms var(--kx-ease);
}
.kx-logos div:hover{border-color:rgba(47,216,196,.26);color:var(--kx-text-2);}

/* ============ 资讯列表 ============ */
.kx-newsgrid{display:grid;grid-template-columns:1.55fr 1fr;gap:var(--kx-gap);align-items:stretch;}
.kx-newsfeat{
  display:flex;flex-direction:column;padding:0;overflow:hidden;
}
.kx-newsfeat__media{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(140deg,#0C1C2C,#071120);}
.kx-newsfeat__media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--kx-ease);}
.kx-newsfeat:hover .kx-newsfeat__media img{transform:scale(1.03);}
.kx-newsfeat__body{padding:24px 28px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.kx-newsfeat__title{font-size:21px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.kx-newsfeat__desc{font-size:14px;line-height:1.8;color:var(--kx-text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.kx-newsfeat__meta{margin-top:auto;display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid rgba(120,195,255,.1);}
.kx-newsside{display:grid;grid-template-rows:1fr 1fr;gap:var(--kx-gap);}
.kx-newscard{display:flex;gap:16px;padding:16px;align-items:flex-start;}
.kx-newscard__media{width:104px;height:84px;flex:0 0 auto;border-radius:var(--kx-r-sm);overflow:hidden;background:linear-gradient(140deg,#0C1C2C,#071120);}
.kx-newscard__media img{width:100%;height:100%;object-fit:cover;}
.kx-newscard__body{display:flex;flex-direction:column;gap:8px;min-width:0;flex:1;}
.kx-newscard__title{font-size:15px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.kx-newscard__desc{font-size:13px;line-height:1.7;color:var(--kx-text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.kx-empty{
  grid-column:1/-1;
  padding:56px 24px;text-align:center;
  background:var(--kx-surface);border:1px dashed rgba(120,195,255,.24);border-radius:var(--kx-r-md);
}
.kx-empty svg{width:34px;height:34px;stroke:var(--kx-text-3);fill:none;stroke-width:1.5;margin:0 auto 14px;}
.kx-empty p{font-size:15px;color:var(--kx-text-2);}

/* ============ FAQ ============ */
.kx-faq{display:grid;gap:12px;}
.kx-faq__item{
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-md);
  overflow:hidden;
  transition:border-color 220ms var(--kx-ease),background 220ms var(--kx-ease);
}
.kx-faq__item:hover{border-color:rgba(47,216,196,.24);}
.kx-faq__item.is-open{background:var(--kx-surface-2);border-color:rgba(47,216,196,.3);}
.kx-faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;line-height:1.5;color:var(--kx-text);
  position:relative;
  transition:color 220ms var(--kx-ease);
}
.kx-faq__q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:linear-gradient(180deg,var(--kx-secondary),var(--kx-accent));
  opacity:0;transition:opacity 220ms var(--kx-ease);
}
.kx-faq__item.is-open .kx-faq__q::before{opacity:1;}
.kx-faq__q:hover{color:#fff;}
.kx-faq__icon{
  width:26px;height:26px;flex:0 0 auto;border-radius:8px;
  border:1px solid rgba(120,195,255,.2);
  display:grid;place-items:center;position:relative;
  transition:transform 240ms var(--kx-ease),border-color 220ms var(--kx-ease),background 220ms var(--kx-ease);
}
.kx-faq__icon::before,.kx-faq__icon::after{content:"";position:absolute;background:var(--kx-secondary);border-radius:2px;}
.kx-faq__icon::before{width:11px;height:1.6px;}
.kx-faq__icon::after{width:1.6px;height:11px;transition:transform 240ms var(--kx-ease);}
.kx-faq__item.is-open .kx-faq__icon{background:rgba(47,216,196,.12);border-color:rgba(47,216,196,.4);transform:rotate(180deg);}
.kx-faq__item.is-open .kx-faq__icon::after{transform:scaleY(0);}
.kx-faq__a{max-height:0;overflow:hidden;transition:max-height 320ms var(--kx-ease);}
.kx-faq__a p{padding:0 26px 24px;font-size:15px;line-height:1.85;color:var(--kx-text-2);max-width:760px;}

/* ============ 结尾 CTA ============ */
.kx-cta{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;
  background:linear-gradient(155deg,rgba(12,24,38,.95),rgba(6,12,20,.98));
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  box-shadow:var(--kx-shadow-card);
  padding:52px 48px;
  position:relative;overflow:hidden;
}
.kx-cta::before{content:"";position:absolute;left:-100px;bottom:-160px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,138,61,.1),transparent 70%);pointer-events:none;}
.kx-cta__list{margin-top:26px;display:grid;gap:14px;}
.kx-cta__list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.7;color:var(--kx-text-2);}
.kx-cta__list svg{width:18px;height:18px;flex:0 0 auto;margin-top:5px;stroke:var(--kx-secondary);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.kx-form{display:grid;gap:16px;position:relative;z-index:2;}
.kx-field{display:grid;gap:8px;}
.kx-field label{font-size:13px;color:var(--kx-text-2);letter-spacing:.02em;}
.kx-field input,.kx-field select,.kx-field textarea{
  width:100%;background:rgba(255,255,255,.04);
  border:1px solid rgba(120,195,255,.18);
  border-radius:var(--kx-r-sm);
  padding:12px 14px;font-size:14px;line-height:1.6;color:var(--kx-text);
  transition:border-color 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease),background 220ms var(--kx-ease);
}
.kx-field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--kx-text-3) 50%),linear-gradient(135deg,var(--kx-text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 15px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.kx-field select option{background:#0A1420;color:var(--kx-text);}
.kx-field textarea{min-height:110px;resize:vertical;}
.kx-field input::placeholder,.kx-field textarea::placeholder{color:#5C6F85;}
.kx-field input:hover,.kx-field select:hover,.kx-field textarea:hover{border-color:rgba(120,195,255,.3);}
.kx-field input:focus,.kx-field select:focus,.kx-field textarea:focus{
  outline:none;border-color:var(--kx-secondary);background:rgba(47,216,196,.05);
  box-shadow:0 0 0 3px rgba(47,216,196,.14);
}
.kx-field.is-error input,.kx-field.is-error select,.kx-field.is-error textarea{border-color:var(--kx-err);box-shadow:0 0 0 3px rgba(248,113,113,.12);}
.kx-field__err{font-size:12px;color:var(--kx-err);min-height:0;display:none;}
.kx-field.is-error .kx-field__err{display:block;}
.kx-form__note{font-size:12px;color:var(--kx-text-3);line-height:1.7;}
.kx-form__ok{
  display:none;align-items:center;gap:10px;
  padding:14px 16px;border-radius:var(--kx-r-sm);
  background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.28);
  font-size:14px;color:#86EFC8;
}
.kx-form__ok.is-show{display:flex;}

/* ============ 页脚 ============ */
.kx-footer{position:relative;z-index:2;border-top:1px solid rgba(120,195,255,.14);background:rgba(6,12,20,.7);margin-top:20px;}
.kx-footer__main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding:64px 0 48px;}
.kx-footer__brand p{font-size:14px;line-height:1.85;color:var(--kx-text-2);margin-top:18px;max-width:300px;}
.kx-footer h4{font-size:14px;font-weight:600;margin-bottom:18px;color:var(--kx-text);}
.kx-footer__links{display:grid;gap:11px;}
.kx-footer__links a{font-size:14px;color:var(--kx-text-2);transition:color 220ms var(--kx-ease),transform 220ms var(--kx-ease);display:inline-block;}
.kx-footer__links a:hover{color:var(--kx-secondary);transform:translateX(2px);}
.kx-footer__contact{display:grid;gap:12px;font-size:14px;color:var(--kx-text-2);line-height:1.75;}
.kx-footer__contact b{color:var(--kx-text);font-weight:600;}
.kx-qr{
  width:96px;height:96px;border-radius:var(--kx-r-sm);
  border:1px solid rgba(120,195,255,.18);
  background:rgba(255,255,255,.03);
  display:grid;place-items:center;font-size:11px;color:var(--kx-text-3);text-align:center;line-height:1.5;
  margin-top:18px;letter-spacing:.06em;
}
.kx-footer__bottom{
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  border-top:1px solid rgba(120,195,255,.1);
  padding:22px 0 30px;font-size:13px;color:var(--kx-text-3);
}
.kx-footer__bottom a{color:var(--kx-text-3);transition:color 220ms var(--kx-ease);}
.kx-footer__bottom a:hover{color:var(--kx-secondary);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .kx-gap-lg{gap:20px;}
  .kx-footer__main{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .kx-footer__col--contact{grid-column:1/-1;}
}
@media (max-width:1023px){
  :root{--kx-sec:72px;}
  .kx-container{padding:0 24px;}
  .kx-navcards,.kx-navcta{display:none;}
  .kx-burger{display:grid;}
  .kx-hero{padding:40px 0 64px;}
  .kx-hero__grid{grid-template-columns:1fr;gap:40px;}
  .kx-hero__media{order:2;}
  .kx-floatcard{left:auto;right:16px;bottom:16px;width:200px;}
  .kx-grid--4{grid-template-columns:repeat(2,1fr);}
  .kx-grid--3{grid-template-columns:repeat(2,1fr);}
  .kx-kpis{grid-template-columns:repeat(2,1fr);gap:32px 0;}
  .kx-kpi{padding:0 20px;}
  .kx-kpi:nth-child(2){border-right:0;padding-right:0;}
  .kx-kpi:nth-child(3){padding-left:0;}
  .kx-timeline{grid-template-columns:repeat(2,1fr);gap:24px 16px;}
  .kx-timeline__node:nth-child(2)::after{display:none;}
  .kx-newsgrid{grid-template-columns:1fr;}
  .kx-newsside{grid-template-rows:auto auto;}
  .kx-cta{grid-template-columns:1fr;gap:36px;padding:40px 32px;}
  .kx-result{padding:36px 28px;}
  .kx-logos{grid-template-columns:repeat(3,1fr);}
  .kx-hero__cloud{display:none;}
}
@media (max-width:639px){
  :root{--kx-sec:56px;--kx-gap:16px;}
  .kx-container{padding:0 18px;}
  body{font-size:15px;}
  .kx-header{padding:8px 0;}
  .kx-navpanel{min-height:64px;padding:8px 10px 8px 12px;gap:10px;}
  .kx-logo__mark{width:36px;height:36px;}
  .kx-logo__text b{font-size:16px;}
  .kx-logo__text em{font-size:10px;letter-spacing:.04em;}
  .kx-drawer{padding:88px 18px 24px;}
  .kx-drawer__grid{grid-template-columns:1fr;}
  .kx-hero__stats{grid-template-columns:1fr 1fr;gap:18px 0;padding-top:20px;}
  .kx-hero__stat{padding-right:16px;margin-right:16px;}
  .kx-hero__stat:nth-child(2){border-right:0;margin-right:0;padding-right:0;}
  .kx-hero__stat b{font-size:22px;}
  .kx-hero__sub{font-size:15px;}
  .kx-hero__cta{flex-direction:column;align-items:stretch;}
  .kx-hero__cta .kx-btn{width:100%;}
  .kx-floatcard{width:auto;left:14px;right:14px;bottom:14px;}
  .kx-grid--2,.kx-grid--3,.kx-grid--4{grid-template-columns:1fr;}
  .kx-card{padding:20px;}
  .kx-sol__body{padding:20px 20px 24px;}
  .kx-kpis{grid-template-columns:1fr;gap:0;}
  .kx-kpi{padding:20px 0;border-right:0;border-bottom:1px solid rgba(120,195,255,.12);}
  .kx-kpi:last-child{border-bottom:0;padding-bottom:0;}
  .kx-timeline{grid-template-columns:1fr;}
  .kx-timeline__node::after{display:none;}
  .kx-result{padding:28px 20px;}
  .kx-logos{grid-template-columns:repeat(2,1fr);}
  .kx-newscard{flex-direction:column;}
  .kx-newscard__media{width:100%;height:140px;}
  .kx-faq__q{padding:18px 20px;font-size:16px;}
  .kx-faq__a p{padding:0 20px 20px;}
  .kx-cta{padding:32px 20px;gap:28px;}
  .kx-sechead{margin-bottom:28px;}
  .kx-footer__main{grid-template-columns:1fr;gap:32px;padding:48px 0 32px;}
  .kx-footer__bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --kx-bg0:#05090F;
  --kx-bg1:#0A1420;
  --kx-surface:rgba(255,255,255,.05);
  --kx-surface-2:rgba(255,255,255,.08);
  --kx-stroke:rgba(120,195,255,.16);
  --kx-stroke-strong:rgba(47,216,196,.42);
  --kx-primary:#2E7CF6;
  --kx-secondary:#2FD8C4;
  --kx-accent:#FF8A3D;
  --kx-text:#E8F1FA;
  --kx-text-2:#9FB4C7;
  --kx-text-3:#6C819A;
  --kx-ok:#34D399;
  --kx-warn:#FBBF24;
  --kx-err:#F87171;
  --kx-r-lg:20px;
  --kx-r:16px;
  --kx-r-sm:12px;
  --kx-shadow:inset 0 1px 0 rgba(255,255,255,.07), 0 18px 40px rgba(0,0,0,.45);
  --kx-shadow-hover:inset 0 1px 0 rgba(255,255,255,.09), 0 22px 48px rgba(0,0,0,.5), 0 0 0 1px rgba(47,216,196,.28);
  --kx-ease:cubic-bezier(.2,.7,.2,1);
  --kx-font:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--kx-font);
  font-size:16px;
  line-height:1.85;
  color:var(--kx-text);
  background-color:var(--kx-bg0);
  background-image:
    linear-gradient(rgba(120,195,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,195,255,.04) 1px, transparent 1px),
    radial-gradient(900px 520px at 88% -6%, rgba(46,124,246,.16), transparent 70%),
    radial-gradient(760px 480px at -10% 24%, rgba(47,216,196,.10), transparent 72%);
  background-size:48px 48px, 48px 48px, auto, auto;
  background-repeat:repeat, repeat, no-repeat, no-repeat;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color 220ms var(--kx-ease),opacity 220ms var(--kx-ease),transform 220ms var(--kx-ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding-left:1.25em}
svg{display:block}
:focus-visible{outline:2px solid var(--kx-secondary);outline-offset:2px;border-radius:6px}
.kx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.kx-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- header / nav ---------- */
.kx-header{
  position:sticky;top:0;z-index:80;
  padding:12px 0;
  background:linear-gradient(180deg,rgba(5,9,15,.94),rgba(5,9,15,.62));
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(120,195,255,.10);
}
.kx-navpanel{
  display:flex;align-items:center;gap:16px;
  min-height:76px;
  padding:10px 16px;
  border-radius:var(--kx-r-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--kx-stroke);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07), 0 14px 34px rgba(0,0,0,.42), 0 1px 0 rgba(47,216,196,.18) inset;
}
.kx-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;padding:4px 6px;border-radius:var(--kx-r-sm)}
.kx-logo__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(150deg,rgba(46,124,246,.30),rgba(47,216,196,.18));
  border:1px solid var(--kx-stroke);
}
.kx-logo__mark svg{width:21px;height:21px;fill:none;stroke:var(--kx-secondary);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.kx-logo__text{display:flex;flex-direction:column;line-height:1.2}
.kx-logo__text b{font-size:18px;font-weight:700;letter-spacing:.01em;color:var(--kx-text)}
.kx-logo__text em{font-style:normal;font-size:11px;color:var(--kx-text-3);letter-spacing:.06em}
.kx-navcards{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center;flex-wrap:wrap}
.kx-navcard{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;
  border-radius:var(--kx-r-sm);
  background:var(--kx-surface);
  border:1px solid transparent;
  color:var(--kx-text-2);
  font-size:14px;
  white-space:nowrap;
  transition:background 220ms var(--kx-ease),color 220ms var(--kx-ease),transform 220ms var(--kx-ease),border-color 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease);
}
.kx-navcard svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.kx-navcard:hover{background:rgba(255,255,255,.10);color:var(--kx-text);transform:translateY(-1px)}
.kx-navcard.is-active{
  border-color:rgba(47,216,196,.55);
  color:var(--kx-text);
  background:rgba(47,216,196,.10);
  box-shadow:inset 0 0 18px rgba(47,216,196,.18);
}
.kx-navcta{flex:0 0 auto}
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 20px;
  border-radius:var(--kx-r-sm);
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:filter 220ms var(--kx-ease),transform 220ms var(--kx-ease),background 220ms var(--kx-ease),border-color 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease),color 220ms var(--kx-ease);
}
.kx-btn--sm{height:44px;padding:0 18px;font-size:14px}
.kx-btn--block{width:100%}
.kx-btn--primary{
  background:linear-gradient(135deg,#FF9C58,#FF7A26);
  color:#0A1420;
  box-shadow:0 10px 30px rgba(255,138,61,.32), inset 0 0 18px rgba(255,138,61,.35);
}
.kx-btn--primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.kx-btn--primary:active{transform:scale(.98)}
.kx-btn--ghost{
  background:var(--kx-surface);
  border-color:var(--kx-stroke);
  color:var(--kx-text);
}
.kx-btn--ghost:hover{background:rgba(255,255,255,.10);border-color:var(--kx-stroke-strong);transform:translateY(-1px)}
.kx-btn--ghost:active{transform:scale(.98)}
.kx-btn[disabled],.kx-btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;filter:none}
.kx-link{display:inline-flex;align-items:center;gap:6px;color:var(--kx-secondary);font-size:14px;font-weight:600}
.kx-link svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform 220ms var(--kx-ease)}
.kx-link:hover svg{transform:translateX(3px)}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:var(--kx-r-sm);
  background:var(--kx-surface);border:1px solid var(--kx-stroke);
  padding:0;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  margin-left:auto;
}
.kx-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--kx-text-2);transition:transform 220ms var(--kx-ease),background 220ms var(--kx-ease),opacity 220ms var(--kx-ease)}
.kx-burger:hover span{background:var(--kx-text)}
.kx-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.kx-burger.is-open span:nth-child(2){opacity:0}
.kx-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.kx-drawer{
  display:none;
  position:fixed;left:0;right:0;top:0;z-index:90;
  padding:96px 18px 24px;
  background:rgba(5,9,15,.96);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--kx-stroke);
  transform:translateY(-102%);
  transition:transform 260ms var(--kx-ease);
  max-height:100vh;overflow-y:auto;
}
.kx-drawer.is-open{transform:translateY(0)}
.kx-drawer__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.kx-drawer__card{
  display:flex;flex-direction:column;gap:6px;
  padding:16px;
  border-radius:var(--kx-r);
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke);
}
.kx-drawer__card b{font-size:15px;font-weight:600;color:var(--kx-text)}
.kx-drawer__card span{font-size:12px;line-height:1.5;color:var(--kx-text-3)}
.kx-drawer__card.is-active{border-color:rgba(47,216,196,.55);box-shadow:inset 0 0 18px rgba(47,216,196,.16)}
.kx-drawer__cta{margin-top:16px}

/* ---------- breadcrumb & head ---------- */
.kx-crumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--kx-text-3)}
.kx-crumb a:hover{color:var(--kx-secondary)}
.kx-crumb i{font-style:normal;width:1px;height:12px;background:rgba(120,195,255,.28);display:inline-block}
.kx-crumb__cur{color:var(--kx-text-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kx-articlehead{
  position:relative;
  padding:44px 0 40px;
  border-bottom:1px solid rgba(120,195,255,.10);
  background-image:linear-gradient(180deg,rgba(5,9,15,.78),rgba(5,9,15,.94)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.kx-articlehead h1{
  margin:18px 0 16px;
  font-size:clamp(26px,3.6vw,44px);
  line-height:1.2;
  font-weight:700;
  letter-spacing:.01em;
  max-width:920px;
}
.kx-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--kx-text-3)}
.kx-meta__sep{width:1px;height:12px;background:rgba(120,195,255,.24)}
.kx-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;
  background:rgba(47,216,196,.12);
  color:var(--kx-secondary);
  font-size:12px;letter-spacing:.04em;
}
.kx-badge--warn{background:rgba(251,191,36,.12);color:var(--kx-warn)}
.kx-badge--neutral{background:rgba(255,255,255,.07);color:var(--kx-text-2)}

/* ---------- article layout ---------- */
.kx-articlebody{padding:56px 0 24px}
.kx-articlelayout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
.kx-article{min-width:0}
.kx-prose{max-width:740px;margin:0 auto;font-size:16px;line-height:1.9;color:var(--kx-text-2)}
.kx-prose > * + *{margin-top:1.1em}
.kx-prose p{color:#B9CADB}
.kx-prose h2{
  position:relative;
  margin:2em 0 .8em;
  padding-top:16px;
  font-size:clamp(20px,2.3vw,26px);
  line-height:1.35;font-weight:700;color:var(--kx-text);
}
.kx-prose h2::before{content:"";position:absolute;left:0;top:0;width:40px;height:3px;border-radius:2px;background:var(--kx-secondary);box-shadow:0 0 14px rgba(47,216,196,.55)}
.kx-prose h3{margin:1.7em 0 .7em;font-size:20px;line-height:1.4;font-weight:600;color:var(--kx-text)}
.kx-prose h4{margin:1.4em 0 .6em;font-size:17px;line-height:1.5;font-weight:600;color:var(--kx-text)}
.kx-prose a{color:var(--kx-secondary);border-bottom:1px solid rgba(47,216,196,.35)}
.kx-prose a:hover{color:#7BEDE0;border-bottom-color:rgba(47,216,196,.7)}
.kx-prose strong{color:var(--kx-text);font-weight:600}
.kx-prose ul,.kx-prose ol{padding-left:1.3em;line-height:1.9}
.kx-prose li{margin:.35em 0}
.kx-prose ul li::marker{color:var(--kx-secondary)}
.kx-prose ol li::marker{color:var(--kx-secondary);font-weight:600}
.kx-prose blockquote{
  margin:1.4em 0;padding:16px 20px;
  border-left:3px solid var(--kx-secondary);
  border-radius:0 var(--kx-r-sm) var(--kx-r-sm) 0;
  background:rgba(47,216,196,.07);
  box-shadow:-1px 0 16px rgba(47,216,196,.18);
  color:var(--kx-text-2);
}
.kx-prose blockquote p{color:var(--kx-text-2)}
.kx-prose img{border-radius:var(--kx-r);border:1px solid var(--kx-stroke);margin:1.4em auto;box-shadow:var(--kx-shadow)}
.kx-prose figure{margin:1.4em 0}
.kx-prose figcaption{margin-top:10px;font-size:12px;text-align:center;color:var(--kx-text-3)}
.kx-prose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:14px;border:1px solid var(--kx-stroke);border-radius:var(--kx-r-sm);overflow:hidden}
.kx-prose thead th{background:rgba(47,216,196,.10);color:var(--kx-text);font-weight:600;text-align:left}
.kx-prose th,.kx-prose td{padding:12px 14px;border-bottom:1px solid rgba(120,195,255,.12)}
.kx-prose tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.kx-prose code{
  padding:2px 6px;border-radius:6px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(120,195,255,.16);
  font-family:"JetBrains Mono",Consolas,"Courier New",monospace;
  font-size:13.5px;color:#A8E6DE;
}
.kx-prose pre{
  padding:18px;border-radius:var(--kx-r-sm);
  background:#060C14;border:1px solid var(--kx-stroke);
  overflow-x:auto;font-size:13.5px;line-height:1.7;
}
.kx-prose pre code{background:none;border:0;padding:0}
.kx-prose hr{margin:2em 0;border:0;height:1px;background:linear-gradient(90deg,transparent,rgba(47,216,196,.35),transparent)}
.kx-empty{
  max-width:740px;margin:0 auto;
  padding:48px 28px;text-align:center;
  border-radius:var(--kx-r-lg);
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow);
}
.kx-empty__icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(46,124,246,.14);border:1px solid var(--kx-stroke);
}
.kx-empty__icon svg{width:26px;height:26px;fill:none;stroke:var(--kx-secondary);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.kx-empty h2{font-size:20px;font-weight:700;color:var(--kx-text);margin-bottom:10px}
.kx-empty p{font-size:14px;color:var(--kx-text-2);margin-bottom:20px;line-height:1.8}

.kx-tags{max-width:740px;margin:40px auto 0;padding-top:24px;border-top:1px solid rgba(120,195,255,.12);display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.kx-tags__label{font-size:12px;color:var(--kx-text-3);letter-spacing:.04em;margin-right:4px}
.kx-tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--kx-stroke);font-size:12px;color:var(--kx-text-2);transition:all 220ms var(--kx-ease)}
.kx-tag:hover{color:var(--kx-secondary);border-color:var(--kx-stroke-strong);transform:translateY(-1px)}

/* ---------- sidebar ---------- */
.kx-sidebar{display:flex;flex-direction:column;gap:20px;min-width:0}
.kx-sidecard{
  padding:24px;border-radius:var(--kx-r-lg);
  background:var(--kx-surface);border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow);
}
.kx-sidecard h3{font-size:16px;font-weight:600;color:var(--kx-text);margin-bottom:16px}
.kx-sidelist{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.kx-sidelist a{display:flex;gap:10px;font-size:14px;color:var(--kx-text-2);line-height:1.6}
.kx-sidelist a::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--kx-secondary);box-shadow:0 0 8px rgba(47,216,196,.7)}
.kx-sidelist a:hover{color:var(--kx-text);transform:translateX(2px)}
.kx-sidecard--cta{background:linear-gradient(160deg,rgba(46,124,246,.16),rgba(47,216,196,.08))}
.kx-sidecard--cta p{font-size:14px;color:var(--kx-text-2);line-height:1.8;margin:10px 0 18px}

/* ---------- shared section ---------- */
.kx-section{padding:72px 0}
.kx-section__head{margin-bottom:36px;max-width:760px}
.kx-section__head h2{font-size:clamp(22px,2.8vw,32px);line-height:1.3;font-weight:700;color:var(--kx-text)}
.kx-section__head p{margin-top:12px;font-size:15px;color:var(--kx-text-2)}
.kx-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.kx-card{
  display:flex;flex-direction:column;
  border-radius:var(--kx-r-lg);
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow);
  overflow:hidden;
  transition:transform 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease),border-color 220ms var(--kx-ease);
}
.kx-card:hover{transform:translateY(-2px);box-shadow:var(--kx-shadow-hover);border-color:var(--kx-stroke-strong)}
.kx-card__media{position:relative;aspect-ratio:16/9;background:linear-gradient(140deg,#0B1C2E,#123049);overflow:hidden}
.kx-card__media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--kx-ease)}
.kx-card__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,15,0) 40%,rgba(5,9,15,.72));pointer-events:none}
.kx-card:hover .kx-card__media img{transform:scale(1.03)}
.kx-card__body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.kx-card__title{font-size:18px;line-height:1.45;font-weight:600;color:var(--kx-text)}
.kx-card__text{font-size:14px;line-height:1.8;color:var(--kx-text-2)}
.kx-card__meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12px;color:var(--kx-text-3);font-variant-numeric:tabular-nums}

/* ---------- pager ---------- */
.kx-pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.kx-pager__card{
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;border-radius:var(--kx-r);
  background:var(--kx-surface);border:1px solid var(--kx-stroke);
  transition:all 220ms var(--kx-ease);
}
.kx-pager__card:hover{border-color:var(--kx-stroke-strong);transform:translateY(-2px);box-shadow:var(--kx-shadow-hover)}
.kx-pager__card svg{width:20px;height:20px;fill:none;stroke:var(--kx-secondary);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.kx-pager__card small{display:block;font-size:12px;color:var(--kx-text-3)}
.kx-pager__card b{display:block;font-size:15px;font-weight:600;color:var(--kx-text);line-height:1.5}
.kx-pager__card--end{justify-content:flex-end;text-align:right}

/* ---------- faq ---------- */
.kx-faq{display:flex;flex-direction:column;gap:14px;max-width:900px}
.kx-faq__item{border-radius:var(--kx-r);background:var(--kx-surface);border:1px solid var(--kx-stroke);overflow:hidden;transition:border-color 220ms var(--kx-ease)}
.kx-faq__item.is-open{border-color:var(--kx-stroke-strong)}
.kx-faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--kx-text);
}
.kx-faq__q i{font-style:normal;flex:0 0 auto;width:22px;height:22px;position:relative}
.kx-faq__q i::before,.kx-faq__q i::after{content:"";position:absolute;left:50%;top:50%;background:var(--kx-secondary);border-radius:2px;transform:translate(-50%,-50%);transition:transform 220ms var(--kx-ease),opacity 220ms var(--kx-ease)}
.kx-faq__q i::before{width:12px;height:2px}
.kx-faq__q i::after{width:2px;height:12px}
.kx-faq__item.is-open .kx-faq__q i::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.kx-faq__a{max-height:0;overflow:hidden;transition:max-height 300ms var(--kx-ease)}
.kx-faq__a > div{padding:0 24px 22px 24px;font-size:15px;line-height:1.85;color:var(--kx-text-2);border-left:3px solid transparent;
  background-image:linear-gradient(180deg,rgba(255,138,61,.55),rgba(47,216,196,.55));
  background-size:3px 100%;background-repeat:no-repeat;background-position:left top;}
.kx-faq__item.is-open .kx-faq__a{max-height:420px}

/* ---------- cta / form ---------- */
.kx-cta{padding:24px 0 96px}
.kx-cta__panel{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;
  padding:44px;border-radius:var(--kx-r-lg);
  background:linear-gradient(150deg,rgba(46,124,246,.16),rgba(255,255,255,.04) 45%,rgba(47,216,196,.08));
  border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow);
}
.kx-cta__panel h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;color:var(--kx-text)}
.kx-cta__panel p{margin-top:14px;font-size:15px;color:var(--kx-text-2);max-width:460px}
.kx-cta__list{margin-top:22px;display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--kx-text-2)}
.kx-cta__list span{display:flex;gap:10px;align-items:flex-start}
.kx-cta__list span::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--kx-accent)}
.kx-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.kx-field{display:flex;flex-direction:column;gap:8px}
.kx-field--full{grid-column:1 / -1}
.kx-field label{font-size:13px;color:var(--kx-text-3)}
.kx-field input,.kx-field select,.kx-field textarea{
  width:100%;padding:12px 14px;
  border-radius:var(--kx-r-sm);
  background:rgba(5,9,15,.55);
  border:1px solid var(--kx-stroke);
  color:var(--kx-text);font-size:14px;
  transition:border-color 220ms var(--kx-ease),box-shadow 220ms var(--kx-ease),background 220ms var(--kx-ease);
}
.kx-field textarea{min-height:104px;resize:vertical;line-height:1.7}
.kx-field input::placeholder,.kx-field textarea::placeholder{color:var(--kx-text-3)}
.kx-field input:focus,.kx-field select:focus,.kx-field textarea:focus{
  outline:none;border-color:var(--kx-secondary);
  box-shadow:0 0 0 3px rgba(47,216,196,.16);
  background:rgba(5,9,15,.8);
}
.kx-form__tip{grid-column:1 / -1;font-size:12px;color:var(--kx-text-3)}
.kx-form__msg{grid-column:1 / -1;font-size:13px;color:var(--kx-ok);display:none}
.kx-form__msg.is-show{display:block}

/* ---------- footer ---------- */
.kx-footer{margin-top:24px;border-top:1px solid rgba(120,195,255,.12);background:linear-gradient(180deg,rgba(10,20,32,.7),rgba(5,9,15,.95))}
.kx-footer__main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px;padding:56px 0 40px}
.kx-footer h4{font-size:15px;font-weight:600;color:var(--kx-text);margin-bottom:16px}
.kx-footer__brand p{margin:16px 0 18px;font-size:13.5px;line-height:1.85;color:var(--kx-text-2);max-width:340px}
.kx-qr{
  width:92px;height:92px;border-radius:var(--kx-r-sm);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;line-height:1.5;color:var(--kx-text-3);
  background:var(--kx-surface);border:1px dashed rgba(120,195,255,.28);
}
.kx-footer__links{display:flex;flex-direction:column;gap:10px}
.kx-footer__links a{font-size:13.5px;color:var(--kx-text-2)}
.kx-footer__links a:hover{color:var(--kx-secondary);transform:translateX(2px)}
.kx-footer__contact{display:flex;flex-direction:column;gap:10px;font-size:13.5px;color:var(--kx-text-2)}
.kx-footer__contact b{color:var(--kx-text);font-weight:600}
.kx-footer__bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:18px 0 28px;border-top:1px solid rgba(120,195,255,.12);
  font-size:12.5px;color:var(--kx-text-3);
}

/* ---------- responsive ---------- */
@media (min-width:1280px){
  .kx-articlelayout{grid-template-columns:minmax(0,1fr) 320px;gap:44px}
  .kx-articlebody{padding-top:64px}
}
@media (max-width:1279px){
  .kx-sidebar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;max-width:100%}
}
@media (max-width:1023px){
  .kx-container{padding:0 24px}
  .kx-navcards,.kx-navcta{display:none}
  .kx-burger{display:flex}
  .kx-drawer{display:block}
  .kx-section{padding:56px 0}
  .kx-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kx-cta__panel{grid-template-columns:1fr;gap:28px;padding:32px}
  .kx-footer__main{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}
  .kx-prose table{display:block;overflow-x:auto;white-space:nowrap}
}
@media (max-width:767px){
  .kx-section{padding:48px 0}
  .kx-grid-3{grid-template-columns:1fr}
  .kx-pager{grid-template-columns:1fr}
  .kx-pager__card--end{justify-content:flex-start;text-align:left}
  .kx-sidebar{grid-template-columns:1fr}
  .kx-form{grid-template-columns:1fr}
  .kx-articlehead{padding:32px 0 28px}
  .kx-articlebody{padding-top:40px}
}
@media (max-width:519px){
  .kx-container{padding:0 18px}
  .kx-navpanel{min-height:66px;padding:8px 12px;border-radius:16px}
  .kx-logo__text em{display:none}
  .kx-logo__mark{width:34px;height:34px}
  .kx-drawer__grid{grid-template-columns:1fr}
  .kx-footer__main{grid-template-columns:1fr;gap:24px}
  .kx-prose{font-size:15.5px}
  .kx-faq__q{padding:16px 18px;font-size:16px}
  .kx-faq__a > div{padding:0 18px 18px}
  .kx-cta__panel{padding:24px}
  .kx-sidecard{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --kx-bg0:#05090F;
  --kx-bg1:#0A1420;
  --kx-surface:rgba(255,255,255,.05);
  --kx-surface-2:rgba(255,255,255,.08);
  --kx-stroke:rgba(120,195,255,.16);
  --kx-stroke-soft:rgba(120,195,255,.10);
  --kx-primary:#2E7CF6;
  --kx-secondary:#2FD8C4;
  --kx-accent:#FF8A3D;
  --kx-text:#E8F1FA;
  --kx-text-2:#9FB4C7;
  --kx-text-3:#6C819A;
  --kx-ok:#34D399;
  --kx-warn:#FBBF24;
  --kx-err:#F87171;
  --kx-r-lg:20px;
  --kx-r:16px;
  --kx-r-sm:12px;
  --kx-shadow:inset 0 1px 0 rgba(255,255,255,.07), 0 18px 40px rgba(0,0,0,.45);
  --kx-shadow-hover:inset 0 1px 0 rgba(255,255,255,.09), 0 22px 46px rgba(0,0,0,.5), 0 0 0 1px rgba(47,216,196,.28);
  --kx-ease:cubic-bezier(.2,.7,.2,1);
  --kx-t:220ms cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--kx-bg0);
  color:var(--kx-text);
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(120,195,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(120,195,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 12%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 12%,#000 0%,transparent 78%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--kx-t);}
p{margin:0 0 1.1em;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--kx-secondary);outline-offset:2px;border-radius:6px;}

.kx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}

/* ---------- 按钮 ---------- */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--kx-r-sm);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--kx-t),box-shadow var(--kx-t),background var(--kx-t),border-color var(--kx-t),color var(--kx-t),opacity var(--kx-t);
}
.kx-btn--sm{height:44px;padding:0 18px;font-size:14px;}
.kx-btn--primary{
  background:var(--kx-accent);color:#160B02;
  box-shadow:0 10px 30px rgba(255,138,61,.32),inset 0 0 18px rgba(255,138,61,.35);
}
.kx-btn--primary:hover{filter:brightness(1.08);transform:translateY(-1px);}
.kx-btn--primary:active{transform:scale(.98);}
.kx-btn--ghost{
  background:rgba(255,255,255,.04);border-color:var(--kx-stroke);color:var(--kx-text);
}
.kx-btn--ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-1px);}
.kx-btn--ghost:active{transform:scale(.98);}
.kx-btn--line{
  background:transparent;border-color:rgba(47,216,196,.55);color:var(--kx-secondary);
}
.kx-btn--line:hover{background:rgba(47,216,196,.10);transform:translateY(-1px);}
.kx-btn--line:active{transform:scale(.98);}
.kx-btn[disabled],.kx-btn.is-disabled{opacity:.4;pointer-events:none;}
.kx-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--kx-secondary);font-size:14px;font-weight:600;
}
.kx-link svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;transition:transform var(--kx-t);}
.kx-link:hover svg{transform:translateX(3px);}

/* ---------- 徽章 / 标签 ---------- */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(47,216,196,.12);color:var(--kx-secondary);
  font-size:12px;letter-spacing:.04em;line-height:1.4;white-space:nowrap;
}
.kx-badge--warn{background:rgba(251,191,36,.12);color:var(--kx-warn);}
.kx-badge--info{background:rgba(46,124,246,.14);color:#7FB2FF;}

/* ---------- 导航 ---------- */
.kx-header{
  position:sticky;top:0;z-index:80;
  padding:12px 0;
  background:linear-gradient(180deg,rgba(5,9,15,.94),rgba(5,9,15,.58));
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.kx-navpanel{
  display:flex;align-items:center;gap:14px;
  min-height:64px;padding:10px 14px;
  border-radius:var(--kx-r-lg);
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow),0 1px 0 rgba(47,216,196,.18);
}
.kx-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.kx-logo__mark{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(46,124,246,.28),rgba(47,216,196,.16));
  border:1px solid var(--kx-stroke);
}
.kx-logo__mark svg{width:22px;height:22px;fill:none;stroke:#BFE3FF;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
.kx-logo__text{display:flex;flex-direction:column;line-height:1.2;}
.kx-logo__text b{font-size:18px;font-weight:700;letter-spacing:.02em;color:#F2F8FF;}
.kx-logo__text em{font-style:normal;font-size:12px;color:var(--kx-text-3);letter-spacing:.04em;}

.kx-navcards{display:flex;align-items:center;gap:8px;margin:0 auto;}
.kx-navcard{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;border-radius:var(--kx-r-sm);
  background:rgba(255,255,255,.04);
  border:1px solid var(--kx-stroke-soft);
  color:var(--kx-text-2);font-size:14px;font-weight:500;
  transition:background var(--kx-t),color var(--kx-t),border-color var(--kx-t),transform var(--kx-t),box-shadow var(--kx-t);
}
.kx-navcard svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.kx-navcard:hover{background:rgba(255,255,255,.10);color:var(--kx-text);transform:translateY(-1px);}
.kx-navcard.is-active{
  color:#F2F8FF;
  border-color:rgba(47,216,196,.55);
  box-shadow:inset 0 0 18px rgba(47,216,196,.14);
}
.kx-navcta{flex:0 0 auto;}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--kx-stroke);
  flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;
}
.kx-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--kx-text);transition:transform var(--kx-t),opacity var(--kx-t);}
.kx-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.kx-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.kx-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.kx-drawer{
  position:absolute;left:0;right:0;top:100%;
  padding:0 32px 20px;
  display:none;
  background:rgba(5,9,15,.96);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--kx-stroke);
}
.kx-drawer.is-open{display:block;}
.kx-drawer__grid{display:grid;grid-template-columns:1fr;gap:10px;max-width:1200px;margin:0 auto;padding-top:12px;}
.kx-drawer__card{
  display:flex;flex-direction:column;gap:4px;
  padding:14px 16px;border-radius:var(--kx-r);
  background:rgba(255,255,255,.05);border:1px solid var(--kx-stroke-soft);
}
.kx-drawer__card b{font-size:15px;color:var(--kx-text);}
.kx-drawer__card span{font-size:12px;color:var(--kx-text-3);line-height:1.6;}
.kx-drawer__card.is-active{border-color:rgba(47,216,196,.5);box-shadow:inset 0 0 18px rgba(47,216,196,.12);}
.kx-drawer__cta{width:100%;margin-top:14px;}

/* ---------- 页头 ---------- */
.kx-pagehead{
  position:relative;
  padding:56px 0 64px;
  border-bottom:1px solid var(--kx-stroke-soft);
  overflow:hidden;
}
.kx-pagehead::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(5,9,15,.82),rgba(5,9,15,.95)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  z-index:0;
}
.kx-pagehead::after{
  content:"";
  position:absolute;right:-80px;top:-100px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(47,216,196,.12),transparent 68%);
  pointer-events:none;z-index:0;
}
.kx-breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--kx-text-3);margin-bottom:22px;flex-wrap:wrap;}
.kx-breadcrumb a:hover{color:var(--kx-secondary);}
.kx-breadcrumb i{width:1px;height:12px;background:rgba(120,195,255,.28);display:inline-block;}
.kx-breadcrumb span{color:var(--kx-text-2);}
.kx-pagehead h1{
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.16;
  font-weight:700;
  max-width:900px;
  margin-bottom:20px;
}
.kx-pagehead h1 mark{background:none;color:var(--kx-secondary);}
.kx-pagehead__desc{max-width:740px;color:var(--kx-text-2);font-size:16px;line-height:1.85;margin-bottom:26px;}
.kx-badges{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 板块 ---------- */
.kx-section{padding:96px 0;position:relative;}
.kx-section--tight{padding:72px 0;}
.kx-section__head{max-width:740px;margin-bottom:44px;}
.kx-section__head h2{font-size:clamp(24px,3vw,36px);line-height:1.25;margin-bottom:14px;}
.kx-section__head p{color:var(--kx-text-2);margin:0;}
.kx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;color:var(--kx-secondary);
  text-transform:uppercase;margin-bottom:14px;
}
.kx-eyebrow::before{content:"";width:22px;height:2px;background:var(--kx-accent);border-radius:2px;}

/* ---------- 概览 ---------- */
.kx-overview{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;}
.kx-media{
  position:relative;overflow:hidden;border-radius:var(--kx-r-lg);
  border:1px solid var(--kx-stroke);
  background:linear-gradient(140deg,#0C1B2B,#12283F);
  box-shadow:var(--kx-shadow);
}
.kx-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--kx-ease);}
.kx-media:hover img{transform:scale(1.03);}
.kx-media--wide{aspect-ratio:16/10;}
.kx-media--card{aspect-ratio:16/9;}
.kx-media.is-broken img{opacity:0;}
.kx-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:36%;
  background:linear-gradient(180deg,transparent,rgba(5,9,15,.72));
  pointer-events:none;
}
.kx-overview__float{
  position:absolute;left:18px;bottom:18px;
  padding:14px 18px;border-radius:var(--kx-r);
  background:rgba(10,20,32,.86);
  border:1px solid var(--kx-stroke);
  backdrop-filter:blur(8px);
  box-shadow:var(--kx-shadow);
}
.kx-overview__float b{display:block;font-size:26px;color:var(--kx-secondary);font-variant-numeric:tabular-nums;line-height:1.2;}
.kx-overview__float span{font-size:12px;color:var(--kx-text-3);letter-spacing:.04em;}
.kx-checklist{margin-top:22px;display:grid;gap:12px;}
.kx-checklist li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--kx-text-2);}
.kx-checklist li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;border-radius:6px;margin-top:5px;
  background:rgba(47,216,196,.14);
  border:1px solid rgba(47,216,196,.45);
}

/* ---------- 卡片网格 ---------- */
.kx-grid{display:grid;gap:24px;}
.kx-grid--3{grid-template-columns:repeat(3,1fr);}
.kx-grid--2{grid-template-columns:repeat(2,1fr);}
.kx-card{
  padding:28px;border-radius:var(--kx-r);
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke-soft);
  box-shadow:var(--kx-shadow);
  transition:transform var(--kx-t),box-shadow var(--kx-t),border-color var(--kx-t);
}
.kx-card:hover{transform:translateY(-2px);border-color:rgba(47,216,196,.4);box-shadow:var(--kx-shadow-hover);}
.kx-card__icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(46,124,246,.14);border:1px solid var(--kx-stroke);margin-bottom:18px;
}
.kx-card__icon svg{width:22px;height:22px;fill:none;stroke:var(--kx-secondary);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.kx-card__title{font-size:19px;font-weight:600;margin-bottom:10px;}
.kx-card__text{color:var(--kx-text-2);font-size:15px;margin:0;}
.kx-card--warn{border-color:rgba(251,191,36,.28);}
.kx-card--warn .kx-card__icon{background:rgba(251,191,36,.12);}
.kx-card--warn .kx-card__icon svg{stroke:var(--kx-warn);}

.kx-casecard{padding:0;overflow:hidden;display:flex;flex-direction:column;}
.kx-casecard .kx-media{border-radius:0;border:0;box-shadow:none;}
.kx-casecard__body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;}
.kx-casecard__body h3{font-size:18px;}
.kx-casecard__body p{color:var(--kx-text-2);font-size:14.5px;margin:0;}
.kx-points{display:grid;gap:8px;margin-top:4px;}
.kx-points li{display:flex;gap:8px;font-size:14px;color:var(--kx-text-2);}
.kx-points li::before{content:"";flex:0 0 auto;width:5px;height:5px;border-radius:50%;background:var(--kx-secondary);margin-top:9px;}

/* ---------- 步骤条 ---------- */
.kx-steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  position:relative;
  padding:34px 26px;
  border-radius:var(--kx-r-lg);
  background:var(--kx-bg1);
  border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow);
}
.kx-steps::before{
  content:"";position:absolute;left:8%;right:8%;top:63px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,216,196,.45),transparent);
}
.kx-step{position:relative;padding:0 16px;text-align:center;}
.kx-step__dot{
  width:36px;height:36px;border-radius:50%;margin:0 auto 18px;
  display:grid;place-items:center;
  background:#08131F;border:1px solid rgba(47,216,196,.55);
  color:var(--kx-secondary);font-size:14px;font-weight:700;
  box-shadow:0 0 18px rgba(47,216,196,.28);
  position:relative;z-index:1;
  font-variant-numeric:tabular-nums;
}
.kx-step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.kx-step p{font-size:14px;color:var(--kx-text-2);margin:0;}

/* ---------- FAQ ---------- */
.kx-faq{display:grid;gap:14px;max-width:880px;}
.kx-faq__item{
  border-radius:var(--kx-r);
  background:var(--kx-surface);
  border:1px solid var(--kx-stroke-soft);
  overflow:hidden;position:relative;
  transition:border-color var(--kx-t),box-shadow var(--kx-t);
}
.kx-faq__item.is-open{border-color:rgba(47,216,196,.4);box-shadow:var(--kx-shadow);}
.kx-faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;
  font-size:17px;font-weight:600;text-align:left;color:var(--kx-text);
}
.kx-faq__q i{
  flex:0 0 auto;width:20px;height:20px;position:relative;
}
.kx-faq__q i::before,.kx-faq__q i::after{
  content:"";position:absolute;background:var(--kx-secondary);border-radius:2px;transition:transform var(--kx-t),opacity var(--kx-t);
}
.kx-faq__q i::before{left:0;top:9px;width:20px;height:2px;}
.kx-faq__q i::after{left:9px;top:0;width:2px;height:20px;}
.kx-faq__item.is-open .kx-faq__q i::after{transform:scaleY(0);opacity:0;}
.kx-faq__a{max-height:0;overflow:hidden;transition:max-height 260ms var(--kx-ease);}
.kx-faq__a p{margin:0;padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--kx-text-2);}
.kx-faq__item.is-open .kx-faq__a{max-height:420px;}
.kx-faq__item.is-open::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--kx-accent),var(--kx-secondary));
}

/* ---------- CTA ---------- */
.kx-cta{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;
  padding:48px;border-radius:var(--kx-r-lg);
  background:linear-gradient(135deg,rgba(46,124,246,.14),rgba(47,216,196,.06)),var(--kx-bg1);
  border:1px solid var(--kx-stroke);
  box-shadow:var(--kx-shadow),inset 0 0 60px rgba(47,216,196,.06);
}
.kx-cta h2{font-size:clamp(24px,3vw,34px);line-height:1.25;margin-bottom:14px;}
.kx-cta p{color:var(--kx-text-2);margin-bottom:20px;}
.kx-contactlist{display:grid;gap:10px;}
.kx-contactlist li{font-size:14px;color:var(--kx-text-2);display:flex;gap:8px;}
.kx-contactlist b{color:var(--kx-text);font-weight:600;}
.kx-form{display:grid;gap:16px;}
.kx-field{display:grid;gap:7px;}
.kx-field label{font-size:13px;color:var(--kx-text-2);letter-spacing:.03em;}
.kx-field input,.kx-field select,.kx-field textarea{
  width:100%;padding:12px 14px;border-radius:var(--kx-r-sm);
  background:rgba(5,9,15,.6);border:1px solid var(--kx-stroke);
  color:var(--kx-text);font-size:14.5px;
  transition:border-color var(--kx-t),box-shadow var(--kx-t);
}
.kx-field textarea{min-height:96px;resize:vertical;}
.kx-field input::placeholder,.kx-field textarea::placeholder{color:var(--kx-text-3);}
.kx-field input:focus,.kx-field select:focus,.kx-field textarea:focus{
  outline:none;border-color:var(--kx-secondary);
  box-shadow:0 0 0 3px rgba(47,216,196,.16);
}
.kx-field.is-error input,.kx-field.is-error select{border-color:var(--kx-err);}
.kx-field__err{font-size:12px;color:var(--kx-err);display:none;}
.kx-field.is-error .kx-field__err{display:block;}
.kx-form__note{font-size:12px;color:var(--kx-text-3);margin:0;}

/* ---------- 页脚 ---------- */
.kx-footer{
  margin-top:40px;padding:64px 0 28px;
  background:var(--kx-bg1);
  border-top:1px solid var(--kx-stroke-soft);
}
.kx-footer__main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.kx-footer__brand p{font-size:14px;color:var(--kx-text-2);margin:18px 0 20px;max-width:320px;}
.kx-qr{
  width:96px;height:96px;border-radius:var(--kx-r-sm);
  display:grid;place-items:center;text-align:center;
  background:rgba(255,255,255,.04);border:1px dashed var(--kx-stroke);
  color:var(--kx-text-3);font-size:12px;line-height:1.6;
}
.kx-footer h4{font-size:15px;font-weight:600;margin-bottom:18px;color:var(--kx-text);}
.kx-footer__links{display:grid;gap:11px;}
.kx-footer__links a{font-size:14px;color:var(--kx-text-2);}
.kx-footer__links a:hover{color:var(--kx-secondary);transform:translateX(2px);display:inline-block;}
.kx-footer__contact{display:grid;gap:10px;font-size:14px;color:var(--kx-text-2);}
.kx-footer__contact b{color:var(--kx-text);font-weight:600;}
.kx-footer__bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid var(--kx-stroke-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--kx-text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .kx-navcard span{font-size:13px;}
  .kx-footer__main{grid-template-columns:1fr 1fr;}
}
@media (max-width:1023px){
  .kx-container{padding:0 24px;}
  .kx-navcards{display:none;}
  .kx-navcta{display:none;}
  .kx-burger{display:flex;margin-left:auto;}
  .kx-drawer{padding:0 24px 20px;}
  .kx-drawer__grid{grid-template-columns:repeat(2,1fr);}
  .kx-section{padding:72px 0;}
  .kx-section--tight{padding:56px 0;}
  .kx-overview{grid-template-columns:1fr;gap:32px;}
  .kx-grid--3{grid-template-columns:repeat(2,1fr);}
  .kx-steps{grid-template-columns:repeat(2,1fr);gap:28px;}
  .kx-steps::before{display:none;}
  .kx-step{text-align:left;}
  .kx-step__dot{margin:0 0 14px;}
  .kx-cta{grid-template-columns:1fr;gap:32px;padding:36px;}
}
@media (max-width:767px){
  .kx-pagehead{padding:36px 0 48px;}
  .kx-grid--2,.kx-grid--3{grid-template-columns:1fr;}
  .kx-footer__main{grid-template-columns:1fr;gap:32px;}
  .kx-footer__bottom{flex-direction:column;}
}
@media (max-width:639px){
  .kx-container{padding:0 18px;}
  .kx-drawer{padding:0 18px 18px;}
  .kx-drawer__grid{grid-template-columns:1fr;}
  .kx-section{padding:56px 0;}
  .kx-section--tight{padding:46px 0;}
  .kx-section__head{margin-bottom:30px;}
  .kx-card{padding:20px;}
  .kx-steps{grid-template-columns:1fr;padding:24px 18px;}
  .kx-cta{padding:24px;}
  .kx-btn{width:100%;}
  .kx-navpanel{padding:8px 10px;}
  .kx-logo__text b{font-size:16px;}
  .kx-logo__text em{font-size:11px;}
  .kx-faq__q{padding:16px 18px;font-size:15.5px;}
  .kx-faq__a p{padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:1ms !important;animation-duration:1ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --kx-bg0:#05090F;
  --kx-bg1:#0A1420;
  --kx-surface:rgba(255,255,255,.05);
  --kx-surface-2:rgba(255,255,255,.075);
  --kx-stroke:rgba(120,195,255,.16);
  --kx-stroke-strong:rgba(47,216,196,.34);
  --kx-primary:#2E7CF6;
  --kx-secondary:#2FD8C4;
  --kx-accent:#FF8A3D;
  --kx-text:#E8F1FA;
  --kx-text-2:#9FB4C7;
  --kx-text-3:#6C819A;
  --kx-success:#34D399;
  --kx-warn:#FBBF24;
  --kx-danger:#F87171;
  --kx-r-lg:20px;
  --kx-r-md:16px;
  --kx-r-sm:12px;
  --kx-shadow:inset 0 1px 0 rgba(255,255,255,.07), 0 18px 40px rgba(0,0,0,.45);
  --kx-shadow-hover:inset 0 1px 0 rgba(255,255,255,.09), 0 22px 50px rgba(0,0,0,.5), 0 0 0 1px rgba(47,216,196,.28);
  --kx-glow-accent:0 10px 30px rgba(255,138,61,.32), inset 0 0 18px rgba(255,138,61,.35);
  --kx-ease:cubic-bezier(.2,.7,.2,1);
  --kx-t:220ms var(--kx-ease);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--kx-bg0);
  background-image:
    radial-gradient(1200px 620px at 92% -8%, rgba(47,216,196,.10), transparent 62%),
    radial-gradient(900px 520px at -6% 24%, rgba(46,124,246,.12), transparent 60%),
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:auto,auto,64px 64px,64px 64px;
  color:var(--kx-text);
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--kx-r-md)}
a{color:inherit;text-decoration:none;transition:color var(--kx-t),transform var(--kx-t)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.01em}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--kx-secondary);outline-offset:2px;border-radius:6px}

.kx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ============ 导航 ============ */
.kx-header{position:sticky;top:0;z-index:60;padding:12px 0;backdrop-filter:blur(14px)}
.kx-header::after{
  content:"";position:absolute;inset:auto 0 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,216,196,.28),transparent);
}
.kx-navpanel{
  display:flex;align-items:center;gap:18px;
  min-height:76px;padding:12px 18px;
  background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.03));
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 18px 40px rgba(0,0,0,.45),0 0 34px rgba(47,216,196,.06);
}
.kx-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.kx-logo__mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--kx-stroke-strong);
  background:radial-gradient(circle at 30% 25%,rgba(47,216,196,.22),rgba(46,124,246,.10));
  box-shadow:0 0 18px rgba(47,216,196,.18)
}
.kx-logo__mark svg{width:22px;height:22px;fill:none;stroke:var(--kx-secondary);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.kx-logo__text{display:flex;flex-direction:column;line-height:1.15}
.kx-logo__text b{font-size:18px;font-weight:700;color:var(--kx-text);letter-spacing:.02em}
.kx-logo__text em{font-style:normal;font-size:12px;color:var(--kx-text-3);letter-spacing:.04em}
.kx-navcards{display:flex;align-items:center;gap:8px;margin-left:auto}
.kx-navcard{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 14px;
  border-radius:var(--kx-r-sm);
  background:var(--kx-surface);border:1px solid rgba(255,255,255,.06);
  font-size:14px;color:var(--kx-text-2);white-space:nowrap;
  transition:background var(--kx-t),color var(--kx-t),transform var(--kx-t),border-color var(--kx-t)
}
.kx-navcard svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.kx-navcard:hover{background:var(--kx-surface-2);color:var(--kx-text);transform:translateY(-1px)}
.kx-navcard.is-active{
  color:var(--kx-text);
  border-color:var(--kx-stroke-strong);
  box-shadow:inset 0 0 16px rgba(47,216,196,.16),0 0 0 1px rgba(47,216,196,.22)
}
.kx-navcta{flex:0 0 auto;margin-left:6px}
.kx-burger{
  display:none;width:44px;height:44px;border-radius:var(--kx-r-sm);
  background:var(--kx-surface);border:1px solid var(--kx-stroke);
  cursor:pointer;padding:0;place-items:center
}
.kx-burger span{display:block;width:18px;height:2px;margin:3px auto;background:var(--kx-text);border-radius:2px;transition:transform var(--kx-t),opacity var(--kx-t)}
.kx-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.kx-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.kx-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.kx-drawer{
  display:none;max-width:1200px;margin:10px auto 0;padding:18px;
  background:linear-gradient(180deg,rgba(10,20,32,.96),rgba(5,9,15,.96));
  border:1px solid var(--kx-stroke);border-radius:var(--kx-r-lg);box-shadow:var(--kx-shadow)
}
.kx-drawer.is-open{display:block}
.kx-drawer__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.kx-drawer__card{
  padding:14px;border-radius:var(--kx-r-sm);
  background:var(--kx-surface);border:1px solid rgba(255,255,255,.06);
  display:flex;flex-direction:column;gap:4px
}
.kx-drawer__card b{font-size:15px}
.kx-drawer__card span{font-size:12px;color:var(--kx-text-3);line-height:1.6}
.kx-drawer__card:hover{background:var(--kx-surface-2);border-color:var(--kx-stroke-strong)}
.kx-drawer__card.is-active{border-color:var(--kx-stroke-strong);box-shadow:inset 0 0 16px rgba(47,216,196,.16)}
.kx-drawer__foot{margin-top:14px}

/* ============ 按钮 ============ */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--kx-r-sm);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform var(--kx-t),box-shadow var(--kx-t),background var(--kx-t),color var(--kx-t),border-color var(--kx-t)
}
.kx-btn i{font-size:13px}
.kx-btn--sm{height:44px;padding:0 18px;font-size:14px}
.kx-btn--primary{background:var(--kx-accent);color:#0B1220;box-shadow:var(--kx-glow-accent);border-color:rgba(255,255,255,.14)}
.kx-btn--primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.kx-btn--primary:active{transform:scale(.98)}
.kx-btn--ghost{background:rgba(255,255,255,.05);color:var(--kx-text);border-color:var(--kx-stroke)}
.kx-btn--ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-1px)}
.kx-btn--ghost:active{transform:scale(.98)}
.kx-btn--line{background:transparent;color:var(--kx-secondary);border-color:var(--kx-stroke-strong)}
.kx-btn--line:hover{background:rgba(47,216,196,.10);transform:translateY(-1px)}
.kx-btn:disabled{opacity:.4;cursor:not-allowed;transform:none;filter:none}
.kx-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--kx-secondary);font-size:14px;font-weight:600
}
.kx-link i{transition:transform var(--kx-t)}
.kx-link:hover i{transform:translateX(3px)}

/* ============ 徽章 / 标签 ============ */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;letter-spacing:.04em;
  background:rgba(47,216,196,.12);color:var(--kx-secondary);border:1px solid rgba(47,216,196,.22)
}
.kx-badge--warn{background:rgba(251,191,36,.12);color:var(--kx-warn);border-color:rgba(251,191,36,.24)}
.kx-badge--muted{background:rgba(255,255,255,.05);color:var(--kx-text-3);border-color:rgba(255,255,255,.08)}

/* ============ 分类页头图 ============ */
.kx-pagehead{
  position:relative;margin:26px 0 0;border-radius:var(--kx-r-lg);overflow:hidden;
  border:1px solid var(--kx-stroke);box-shadow:var(--kx-shadow)
}
.kx-pagehead__bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.42}
.kx-pagehead__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,9,15,.96) 8%,rgba(5,9,15,.74) 52%,rgba(5,9,15,.45) 100%)
}
.kx-pagehead__inner{position:relative;padding:52px 44px 46px}
.kx-crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--kx-text-3);margin-bottom:18px;flex-wrap:wrap}
.kx-crumbs a:hover{color:var(--kx-secondary)}
.kx-crumbs span.sep{color:rgba(255,255,255,.22)}
.kx-pagehead h1{font-size:clamp(28px,3.8vw,46px);line-height:1.14;letter-spacing:.01em;max-width:20em}
.kx-pagehead h1 b{color:var(--kx-secondary);font-weight:700}
.kx-lede{margin:14px 0 0;max-width:720px;color:var(--kx-text-2);font-size:16px;line-height:1.8}
.kx-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ============ 通用板块 ============ */
.kx-section{padding:96px 0}
.kx-section--tight{padding:72px 0 0}
.kx-section__head{max-width:760px;margin-bottom:44px}
.kx-section__head h2{font-size:clamp(23px,3vw,34px);line-height:1.25}
.kx-section__head p{margin-top:14px;color:var(--kx-text-2);font-size:16px;max-width:740px}
.kx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;
  color:var(--kx-secondary);text-transform:uppercase;margin-bottom:14px
}
.kx-eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--kx-accent),rgba(255,138,61,0))}

.kx-split{display:grid;grid-template-columns:minmax(0,1fr) 366px;gap:34px;align-items:start}
.kx-aside{position:sticky;top:104px;display:grid;gap:18px}

/* ============ 时间轴 ============ */
.kx-timeline{position:relative;padding:4px 0 4px}
.kx-timeline::before{
  content:"";position:absolute;left:19px;top:16px;bottom:26px;width:1px;
  background:linear-gradient(180deg,rgba(47,216,196,.55),rgba(46,124,246,.28),rgba(120,195,255,0))
}
.kx-step{display:grid;grid-template-columns:40px minmax(0,1fr);gap:20px;padding-bottom:24px}
.kx-step:last-child{padding-bottom:0}
.kx-step__rail{position:relative;display:flex;justify-content:center;padding-top:26px}
.kx-step__dot{
  width:14px;height:14px;border-radius:50%;background:var(--kx-secondary);
  box-shadow:0 0 0 5px rgba(47,216,196,.12),0 0 18px rgba(47,216,196,.6)
}
.kx-step--soft .kx-step__dot{background:var(--kx-primary);box-shadow:0 0 0 5px rgba(46,124,246,.12),0 0 16px rgba(46,124,246,.55)}
.kx-step__card{
  padding:26px 28px;border-radius:var(--kx-r-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  border:1px solid var(--kx-stroke);box-shadow:var(--kx-shadow);
  transition:border-color var(--kx-t),box-shadow var(--kx-t),transform var(--kx-t)
}
.kx-step__card:hover{border-color:var(--kx-stroke-strong);box-shadow:var(--kx-shadow-hover);transform:translateY(-2px)}
.kx-step__meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.kx-step__time{font-size:13px;color:var(--kx-text-3);font-variant-numeric:tabular-nums}
.kx-step__card h3{font-size:21px;line-height:1.4}
.kx-step__card p{margin:10px 0 0;color:var(--kx-text-2);font-size:15px;line-height:1.85;max-width:640px}
.kx-check{margin-top:16px;display:grid;gap:9px}
.kx-check li{position:relative;padding-left:22px;font-size:14px;color:var(--kx-text-2);line-height:1.7}
.kx-check li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;
  background:rgba(47,216,196,.85);box-shadow:0 0 10px rgba(47,216,196,.55)
}

/* ============ 粘性摘要卡 ============ */
.kx-summary{
  padding:26px;border-radius:var(--kx-r-lg);
  background:linear-gradient(180deg,rgba(47,216,196,.10),rgba(255,255,255,.03));
  border:1px solid var(--kx-stroke-strong);box-shadow:var(--kx-shadow)
}
.kx-summary h3{font-size:18px;margin-bottom:8px}
.kx-summary > p{font-size:14px;color:var(--kx-text-2);margin-bottom:18px}
.kx-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:20px}
.kx-metric{
  padding:14px;border-radius:var(--kx-r-sm);
  background:rgba(5,9,15,.42);border:1px solid rgba(255,255,255,.06)
}
.kx-metric b{display:block;font-size:22px;font-weight:700;color:var(--kx-secondary);font-variant-numeric:tabular-nums;line-height:1.2}
.kx-metric span{font-size:12px;color:var(--kx-text-3)}
.kx-summary__list{display:grid;gap:10px;margin:0 0 20px}
.kx-summary__list li{display:flex;gap:9px;font-size:14px;color:var(--kx-text-2);line-height:1.7}
.kx-summary__list i{color:var(--kx-secondary);font-size:13px;margin-top:5px}
.kx-card{
  padding:24px;border-radius:var(--kx-r-md);background:var(--kx-surface);
  border:1px solid var(--kx-stroke);box-shadow:var(--kx-shadow)
}
.kx-card h4{font-size:17px;margin-bottom:8px}
.kx-card p{font-size:14px;color:var(--kx-text-2);margin:0 0 14px}

/* ============ 机制三卡 ============ */
.kx-grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.kx-feature{
  padding:28px;border-radius:var(--kx-r-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  border:1px solid var(--kx-stroke);box-shadow:var(--kx-shadow);
  transition:border-color var(--kx-t),transform var(--kx-t),box-shadow var(--kx-t)
}
.kx-feature:hover{border-color:var(--kx-stroke-strong);transform:translateY(-2px);box-shadow:var(--kx-shadow-hover)}
.kx-feature__icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:radial-gradient(circle at 32% 26%,rgba(47,216,196,.24),rgba(46,124,246,.10));
  border:1px solid var(--kx-stroke-strong)
}
.kx-feature__icon i{color:var(--kx-secondary);font-size:19px}
.kx-feature h3{font-size:19px;margin-bottom:10px}
.kx-feature p{font-size:14px;color:var(--kx-text-2);margin:0}

/* ============ 图文行 ============ */
.kx-rows{display:grid;gap:20px}
.kx-row{
  display:grid;grid-template-columns:280px minmax(0,1fr);gap:26px;align-items:center;
  padding:22px;border-radius:var(--kx-r-lg);
  background:var(--kx-surface);border:1px solid var(--kx-stroke);box-shadow:var(--kx-shadow)
}
.kx-row__media{
  position:relative;aspect-ratio:16/10;border-radius:var(--kx-r-md);overflow:hidden;
  background:linear-gradient(140deg,rgba(46,124,246,.28),rgba(47,216,196,.14))
}
.kx-row__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform var(--kx-t)}
.kx-row:hover .kx-row__media img{transform:scale(1.03)}
.kx-row__media::after{content:"";position:absolute;inset:auto 0 0;height:46%;background:linear-gradient(180deg,transparent,rgba(5,9,15,.72))}
.kx-row h3{font-size:20px;margin-bottom:10px}
.kx-row p{font-size:14px;color:var(--kx-text-2);margin:0 0 12px}
.kx-row__tags{display:flex;flex-wrap:wrap;gap:8px}

/* ============ FAQ ============ */
.kx-faq{display:grid;gap:14px;max-width:900px}
.kx-faq__item{
  border-radius:var(--kx-r-md);background:var(--kx-surface);
  border:1px solid var(--kx-stroke);overflow:hidden;position:relative;
  transition:border-color var(--kx-t),box-shadow var(--kx-t)
}
.kx-faq__item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--kx-accent),var(--kx-secondary));
  opacity:0;transition:opacity var(--kx-t)
}
.kx-faq__item.is-open{border-color:var(--kx-stroke-strong);box-shadow:var(--kx-shadow)}
.kx-faq__item.is-open::before{opacity:1}
.kx-faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--kx-text)
}
.kx-faq__q i{color:var(--kx-secondary);font-size:14px;transition:transform var(--kx-t);flex:0 0 auto}
.kx-faq__item.is-open .kx-faq__q i{transform:rotate(180deg)}
.kx-faq__a{max-height:0;overflow:hidden;transition:max-height 320ms var(--kx-ease)}
.kx-faq__a p{padding:0 24px 22px;margin:0;font-size:15px;line-height:1.8;color:var(--kx-text-2);max-width:740px}

/* ============ CTA ============ */
.kx-cta{
  padding:44px;border-radius:var(--kx-r-lg);
  background:linear-gradient(120deg,rgba(47,216,196,.10),rgba(46,124,246,.10) 52%,rgba(255,138,61,.07));
  border:1px solid var(--kx-stroke);box-shadow:var(--kx-shadow);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:40px;align-items:start
}
.kx-cta h2{font-size:clamp(23px,3vw,32px);line-height:1.28}
.kx-cta__lead{margin-top:14px;font-size:15px;color:var(--kx-text-2);max-width:520px}
.kx-cta__facts{display:grid;gap:12px;margin-top:26px}
.kx-cta__facts div{display:flex;gap:10px;font-size:14px;color:var(--kx-text-2);align-items:flex-start}
.kx-cta__facts i{color:var(--kx-secondary);margin-top:5px;font-size:13px}
.kx-form{display:grid;gap:14px}
.kx-field{display:grid;gap:7px}
.kx-field label{font-size:13px;color:var(--kx-text-3)}
.kx-field input,.kx-field select,.kx-field textarea{
  width:100%;padding:12px 14px;border-radius:var(--kx-r-sm);
  background:rgba(5,9,15,.55);border:1px solid var(--kx-stroke);color:var(--kx-text);
  transition:border-color var(--kx-t),box-shadow var(--kx-t);appearance:none
}
.kx-field textarea{min-height:104px;resize:vertical;line-height:1.7}
.kx-field input:focus,.kx-field select:focus,.kx-field textarea:focus{
  outline:none;border-color:var(--kx-secondary);box-shadow:0 0 0 3px rgba(47,216,196,.16)
}
.kx-field.has-error input,.kx-field.has-error select,.kx-field.has-error textarea{border-color:var(--kx-danger)}
.kx-field .kx-err{display:none;font-size:12px;color:var(--kx-danger)}
.kx-field.has-error .kx-err{display:block}
.kx-form__note{font-size:12px;color:var(--kx-text-3)}
.kx-toast{
  display:none;padding:12px 14px;border-radius:var(--kx-r-sm);font-size:14px;
  background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.3);color:#8FF0C8
}
.kx-toast.is-show{display:block}

/* ============ 页脚 ============ */
.kx-footer{
  margin-top:40px;padding:64px 0 30px;border-top:1px solid rgba(120,195,255,.14);
  background:linear-gradient(180deg,rgba(10,20,32,.65),rgba(5,9,15,.95))
}
.kx-footer__main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px}
.kx-footer__brand p{font-size:14px;color:var(--kx-text-2);margin:16px 0;max-width:330px}
.kx-qr{
  width:96px;height:96px;border-radius:14px;display:grid;place-items:center;text-align:center;
  font-size:12px;color:var(--kx-text-3);line-height:1.5;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 6px,rgba(255,255,255,.02) 6px 12px);
  border:1px solid var(--kx-stroke)
}
.kx-footer h4{font-size:15px;margin-bottom:16px;color:var(--kx-text)}
.kx-footer__links{display:grid;gap:10px}
.kx-footer__links a{font-size:14px;color:var(--kx-text-2);display:inline-block}
.kx-footer__links a:hover{color:var(--kx-secondary);transform:translateX(2px)}
.kx-footer__contact{display:grid;gap:10px;font-size:14px;color:var(--kx-text-2)}
.kx-footer__contact b{color:var(--kx-text-3);font-weight:500}
.kx-footer__bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(120,195,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--kx-text-3)
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .kx-navcards{margin-left:0}
  .kx-navcard{padding:0 11px;font-size:13px}
}
@media (max-width:1023px){
  .kx-container{padding:0 24px}
  .kx-navcards,.kx-navcta{display:none}
  .kx-burger{display:grid;margin-left:auto}
  .kx-navpanel{min-height:68px}
  .kx-split{grid-template-columns:minmax(0,1fr)}
  .kx-aside{position:static}
  .kx-grid3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kx-cta{grid-template-columns:minmax(0,1fr);gap:30px;padding:34px}
  .kx-footer__main{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
  .kx-section{padding:72px 0}
  .kx-pagehead__inner{padding:40px 30px 36px}
  .kx-row{grid-template-columns:220px minmax(0,1fr)}
}
@media (max-width:767px){
  body{font-size:15px}
  .kx-container{padding:0 18px}
  .kx-logo__text em{display:none}
  .kx-drawer__grid{grid-template-columns:minmax(0,1fr)}
  .kx-pagehead__inner{padding:30px 20px 28px}
  .kx-pagehead__bg{opacity:.34}
  .kx-section{padding:56px 0}
  .kx-section__head{margin-bottom:30px}
  .kx-grid3{grid-template-columns:minmax(0,1fr)}
  .kx-row{grid-template-columns:minmax(0,1fr);gap:18px;padding:18px}
  .kx-row__media{aspect-ratio:16/9}
  .kx-step{grid-template-columns:26px minmax(0,1fr);gap:14px}
  .kx-step__dot{width:11px;height:11px}
  .kx-step__card{padding:20px}
  .kx-timeline::before{left:12px}
  .kx-step__rail{padding-top:22px}
  .kx-cta{padding:26px 22px}
  .kx-faq__q{padding:17px 18px;font-size:16px}
  .kx-faq__a p{padding:0 18px 18px}
  .kx-footer{padding:48px 0 26px}
  .kx-footer__main{grid-template-columns:minmax(0,1fr)}
  .kx-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:520px){
  .kx-pagehead{border-radius:var(--kx-r-md)}
  .kx-btn{width:100%}
  .kx-btn--sm{width:auto}
  .kx-badges{gap:8px}
  .kx-badges .kx-badge{font-size:11px;padding:4px 10px}
  .kx-metrics{grid-template-columns:minmax(0,1fr)}
  .kx-footer__bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --kx-bg0:#05090F;
  --kx-bg1:#0A1420;
  --kx-surface:rgba(255,255,255,.05);
  --kx-surface-2:rgba(255,255,255,.075);
  --kx-stroke:rgba(120,195,255,.16);
  --kx-stroke-strong:rgba(47,216,196,.34);
  --kx-primary:#2E7CF6;
  --kx-secondary:#2FD8C4;
  --kx-accent:#FF8A3D;
  --kx-text:#E8F1FA;
  --kx-text-2:#9FB4C7;
  --kx-text-3:#6C819A;
  --kx-ok:#34D399;
  --kx-warn:#FBBF24;
  --kx-err:#F87171;
  --kx-r-lg:20px;
  --kx-r-md:16px;
  --kx-r-sm:12px;
  --kx-shadow-card:inset 0 1px 0 rgba(255,255,255,.07),0 18px 40px rgba(0,0,0,.45);
  --kx-shadow-hover:0 0 0 1px rgba(47,216,196,.28),inset 0 1px 0 rgba(255,255,255,.08),0 22px 48px rgba(0,0,0,.5);
  --kx-shadow-btn:0 10px 30px rgba(255,138,61,.32),inset 0 0 18px rgba(255,138,61,.35);
  --kx-ease:cubic-bezier(.2,.7,.2,1);
  --kx-t:220ms var(--kx-ease);
  --kx-gap:24px;
}
/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--kx-bg0);
  color:var(--kx-text);
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-feature-settings:"tnum" 1;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(120,195,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,195,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
}
body::after{
  content:"";
  position:fixed;
  left:-160px;bottom:-180px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(46,124,246,.16),transparent 68%);
  pointer-events:none;
  z-index:0;
}
h1,h2,h3,h4{margin:0;color:var(--kx-text);font-weight:700;letter-spacing:.01em;}
h1{font-size:clamp(30px,4.4vw,54px);line-height:1.14;}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 1.1em;}
a{color:inherit;text-decoration:none;transition:color var(--kx-t),background var(--kx-t),border-color var(--kx-t),transform var(--kx-t);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--kx-secondary);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(47,216,196,.3);color:#fff;}

/* ============ 容器 ============ */
.kx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}

/* ============ 头部导航 ============ */
.kx-header{position:sticky;top:0;z-index:60;padding-top:14px;background:linear-gradient(180deg,rgba(5,9,15,.94),rgba(5,9,15,.58));backdrop-filter:blur(14px);}
.kx-navpanel{
  display:flex;align-items:center;gap:18px;
  min-height:76px;
  padding:12px 14px 12px 18px;
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  box-shadow:var(--kx-shadow-card),0 1px 0 rgba(47,216,196,.14) inset;
}
.kx-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.kx-logo__mark{width:36px;height:36px;display:grid;place-items:center;border-radius:var(--kx-r-sm);border:1px solid var(--kx-stroke);background:rgba(47,216,196,.08);}
.kx-logo__mark svg{width:22px;height:22px;fill:none;stroke:var(--kx-secondary);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
.kx-logo__text{display:flex;flex-direction:column;line-height:1.2;}
.kx-logo__text b{font-size:18px;font-weight:700;letter-spacing:.02em;}
.kx-logo__text em{font-style:normal;font-size:12px;color:var(--kx-text-3);letter-spacing:.04em;}
.kx-navcards{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:nowrap;}
.kx-navcard{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;
  border-radius:var(--kx-r-sm);
  border:1px solid rgba(120,195,255,.12);
  background:rgba(255,255,255,.04);
  font-size:14px;color:var(--kx-text-2);
  white-space:nowrap;
}
.kx-navcard svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
.kx-navcard:hover{background:rgba(255,255,255,.1);color:var(--kx-text);transform:translateY(-1px);}
.kx-navcard.is-active{
  color:var(--kx-text);
  border-color:var(--kx-secondary);
  background:rgba(47,216,196,.1);
  box-shadow:inset 0 0 14px rgba(47,216,196,.2);
}
.kx-navcta{flex:0 0 auto;margin-left:6px;}
.kx-burger{display:none;width:44px;height:44px;border-radius:var(--kx-r-sm);border:1px solid var(--kx-stroke);background:rgba(255,255,255,.05);cursor:pointer;padding:0;place-items:center;gap:4px;}
.kx-burger span{display:block;width:18px;height:1.6px;background:var(--kx-text);border-radius:2px;margin:3px auto;}
.kx-burger:hover{background:rgba(255,255,255,.1);}

/* 移动抽屉 */
.kx-drawer{
  display:none;
  position:fixed;left:0;right:0;top:0;
  z-index:70;
  padding:88px 18px 24px;
  background:rgba(5,9,15,.86);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--kx-stroke);
  max-height:100dvh;
  overflow-y:auto;
}
.kx-drawer.is-open{display:block;}
.kx-drawer__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.kx-drawer__card{
  display:block;padding:14px 16px;
  border-radius:var(--kx-r-md);
  border:1px solid var(--kx-stroke);
  background:var(--kx-surface);
  box-shadow:var(--kx-shadow-card);
}
.kx-drawer__card b{display:block;font-size:15px;margin-bottom:4px;}
.kx-drawer__card span{display:block;font-size:12px;color:var(--kx-text-3);line-height:1.6;}
.kx-drawer__card.is-active{border-color:var(--kx-secondary);background:rgba(47,216,196,.1);}
.kx-drawer__cta{margin-top:16px;}

/* ============ 按钮 ============ */
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;
  border-radius:var(--kx-r-sm);
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:transform var(--kx-t),filter var(--kx-t),background var(--kx-t),border-color var(--kx-t),box-shadow var(--kx-t),color var(--kx-t);
}
.kx-btn--sm{height:44px;padding:0 18px;font-size:14px;}
.kx-btn--primary{background:var(--kx-accent);color:#1A0D03;box-shadow:var(--kx-shadow-btn);}
.kx-btn--primary:hover{filter:brightness(1.08);transform:translateY(-1px);}
.kx-btn--outline{background:transparent;border-color:var(--kx-secondary);color:var(--kx-secondary);}
.kx-btn--outline:hover{background:rgba(47,216,196,.12);transform:translateY(-1px);}
.kx-btn--ghost{background:rgba(255,255,255,.06);border-color:var(--kx-stroke);color:var(--kx-text);}
.kx-btn--ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-1px);}
.kx-btn:active{transform:scale(.98);}
.kx-btn[disabled],.kx-btn.is-disabled{opacity:.4;pointer-events:none;}
.kx-link{display:inline-flex;align-items:center;gap:6px;color:var(--kx-secondary);font-size:14px;font-weight:600;}
.kx-link svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform var(--kx-t);}
.kx-link:hover svg{transform:translateX(3px);}

/* ============ 徽章 / 标签 ============ */
.kx-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;
  border-radius:999px;
  font-size:12px;letter-spacing:.04em;
  background:rgba(47,216,196,.12);
  border:1px solid rgba(47,216,196,.26);
  color:var(--kx-secondary);
}
.kx-badge--warn{background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.28);color:var(--kx-warn);}
.kx-badge--accent{background:rgba(255,138,61,.12);border-color:rgba(255,138,61,.3);color:var(--kx-accent);}
.kx-badges{display:flex;flex-wrap:wrap;gap:10px;}

/* ============ 卡片 ============ */
.kx-card{
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-md);
  background:var(--kx-surface);
  box-shadow:var(--kx-shadow-card);
  padding:28px;
  transition:transform var(--kx-t),box-shadow var(--kx-t),border-color var(--kx-t);
}
.kx-card:hover{transform:translateY(-2px);border-color:var(--kx-stroke-strong);box-shadow:var(--kx-shadow-hover);}
.kx-card__title{margin-bottom:10px;}
.kx-card__text{color:var(--kx-text-2);font-size:14px;line-height:1.75;margin:0;}

/* ============ 面包屑 ============ */
.kx-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--kx-text-3);letter-spacing:.04em;}
.kx-crumb a{color:var(--kx-text-2);}
.kx-crumb a:hover{color:var(--kx-secondary);}
.kx-crumb i{font-style:normal;color:var(--kx-text-3);opacity:.6;}

/* ============ 分类页头图 ============ */
.kx-hero-cat{position:relative;padding:44px 0 64px;overflow:hidden;}
.kx-hero-cat__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.30;
}
.kx-hero-cat::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,9,15,.62),rgba(5,9,15,.92) 62%,var(--kx-bg0) 100%);
}
.kx-hero-cat__inner{position:relative;z-index:2;}
.kx-hero-cat h1{margin:20px 0 16px;max-width:880px;}
.kx-hero-cat__desc{max-width:740px;color:var(--kx-text-2);font-size:16px;line-height:1.85;margin-bottom:22px;}
.kx-hero-cat__meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px;padding-top:22px;border-top:1px solid rgba(120,195,255,.14);}
.kx-hero-cat__meta div{font-size:13px;color:var(--kx-text-3);}
.kx-hero-cat__meta b{display:block;font-size:22px;color:var(--kx-secondary);font-variant-numeric:tabular-nums;font-weight:700;}

/* ============ 通用区块 ============ */
.kx-section{padding:96px 0;position:relative;}
.kx-section--tight{padding:72px 0;}
.kx-section__head{max-width:740px;margin-bottom:44px;}
.kx-section__head p{color:var(--kx-text-2);font-size:15px;margin:14px 0 0;}
.kx-kicker{display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--kx-secondary);margin-bottom:12px;}
.kx-divider{height:1px;border:0;margin:0;background:linear-gradient(90deg,transparent,rgba(47,216,196,.22),transparent);}

/* ============ 对比表 ============ */
.kx-table-wrap{
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  background:var(--kx-surface);
  box-shadow:var(--kx-shadow-card);
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
.kx-table{width:100%;min-width:760px;border-collapse:collapse;font-size:14px;}
.kx-table th,.kx-table td{padding:16px 20px;text-align:left;vertical-align:top;border-bottom:1px solid rgba(120,195,255,.1);}
.kx-table thead th{
  font-size:13px;letter-spacing:.04em;color:var(--kx-secondary);
  background:rgba(47,216,196,.09);
  border-bottom:1px solid rgba(47,216,196,.24);
  white-space:nowrap;
}
.kx-table thead th:first-child{color:var(--kx-text-3);background:rgba(255,255,255,.03);}
.kx-table tbody tr:nth-child(even){background:rgba(255,255,255,.026);}
.kx-table tbody tr:hover{background:rgba(47,216,196,.055);}
.kx-table tbody tr:last-child td{border-bottom:0;}
.kx-table td:first-child{color:var(--kx-text-2);font-size:13px;width:170px;}
.kx-table td b{color:var(--kx-text);font-weight:600;}
.kx-table .kx-tag-line{display:block;color:var(--kx-text-3);font-size:12px;margin-top:6px;}
.kx-table-note{margin-top:16px;font-size:13px;color:var(--kx-text-3);}

/* ============ 参数卡 ============ */
.kx-param-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--kx-gap);}
.kx-param{
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  background:var(--kx-surface);
  box-shadow:var(--kx-shadow-card);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform var(--kx-t),box-shadow var(--kx-t),border-color var(--kx-t);
}
.kx-param:hover{transform:translateY(-2px);border-color:var(--kx-stroke-strong);box-shadow:var(--kx-shadow-hover);}
.kx-param__media{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#0E1B2B,#123043);overflow:hidden;}
.kx-param__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--kx-t);}
.kx-param:hover .kx-param__media img{transform:scale(1.03);}
.kx-param__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,15,0) 40%,rgba(5,9,15,.78));}
.kx-param__body{padding:24px 26px 28px;}
.kx-param__body h3{margin-bottom:12px;}
.kx-param__list{margin:16px 0 0;display:grid;gap:10px;}
.kx-param__list li{display:flex;gap:10px;font-size:14px;color:var(--kx-text-2);line-height:1.7;}
.kx-param__list li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--kx-secondary);box-shadow:0 0 10px rgba(47,216,196,.7);}
.kx-param__spec{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}

/* ============ 步骤条 ============ */
.kx-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px;}
.kx-step{position:relative;padding:0 22px 0 0;}
.kx-step::before{content:"";position:absolute;top:11px;left:24px;right:0;height:1px;background:rgba(120,195,255,.22);}
.kx-step:last-child::before{display:none;}
.kx-step__dot{width:22px;height:22px;border-radius:50%;border:1px solid var(--kx-secondary);background:rgba(47,216,196,.16);box-shadow:0 0 16px rgba(47,216,196,.42);margin-bottom:18px;}
.kx-step h4{margin-bottom:8px;font-size:16px;}
.kx-step p{font-size:13px;color:var(--kx-text-3);line-height:1.75;margin:0;}

/* ============ FAQ ============ */
.kx-faq{display:grid;gap:14px;max-width:880px;}
.kx-faq__item{
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-md);
  background:var(--kx-surface);
  box-shadow:var(--kx-shadow-card);
  overflow:hidden;
  position:relative;
}
.kx-faq__item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--kx-secondary),var(--kx-accent));
  opacity:0;transition:opacity var(--kx-t);
}
.kx-faq__item.is-open::before{opacity:1;}
.kx-faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;
  font-size:17px;font-weight:600;text-align:left;color:var(--kx-text);
}
.kx-faq__q:hover{color:var(--kx-secondary);}
.kx-faq__icon{flex:0 0 auto;width:18px;height:18px;position:relative;}
.kx-faq__icon::before,.kx-faq__icon::after{content:"";position:absolute;background:var(--kx-secondary);border-radius:2px;transition:transform var(--kx-t),opacity var(--kx-t);}
.kx-faq__icon::before{left:0;top:8px;width:18px;height:1.8px;}
.kx-faq__icon::after{top:0;left:8px;width:1.8px;height:18px;}
.kx-faq__item.is-open .kx-faq__icon::after{transform:scaleY(0);opacity:0;}
.kx-faq__a{max-height:0;overflow:hidden;transition:max-height 320ms var(--kx-ease);}
.kx-faq__a p{padding:0 24px 22px;margin:0;font-size:15px;line-height:1.8;color:var(--kx-text-2);}

/* ============ CTA / 表单 ============ */
.kx-cta{
  border:1px solid var(--kx-stroke);
  border-radius:var(--kx-r-lg);
  background:linear-gradient(135deg,rgba(46,124,246,.12),rgba(47,216,196,.06) 55%,rgba(255,138,61,.07));
  box-shadow:var(--kx-shadow-card);
  padding:44px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;
  position:relative;overflow:hidden;
}
.kx-cta::after{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,216,196,.18),transparent 66%);pointer-events:none;
}
.kx-cta__info h2{margin-bottom:14px;}
.kx-cta__info p{color:var(--kx-text-2);font-size:15px;margin:0 0 22px;max-width:520px;}
.kx-cta__list{display:grid;gap:12px;}
.kx-cta__list li{display:flex;gap:10px;font-size:14px;color:var(--kx-text-2);}
.kx-cta__list li::before{content:"";flex:0 0 auto;width:16px;height:16px;margin-top:5px;border-radius:4px;border:1px solid rgba(47,216,196,.5);background:rgba(47,216,196,.14);}
.kx-form{position:relative;z-index:2;display:grid;gap:16px;}
.kx-field{display:grid;gap:8px;}
.kx-field label{font-size:13px;color:var(--kx-text-2);letter-spacing:.02em;}
.kx-field input,.kx-field select,.kx-field textarea{
  width:100%;padding:13px 14px;
  border-radius:var(--kx-r-sm);
  border:1px solid var(--kx-stroke);
  background:rgba(5,9,15,.6);
  color:var(--kx-text);
  font-size:14px;
  transition:border-color var(--kx-t),box-shadow var(--kx-t),background var(--kx-t);
}
.kx-field textarea{min-height:112px;resize:vertical;}
.kx-field input::placeholder,.kx-field textarea::placeholder{color:var(--kx-text-3);}
.kx-field input:focus,.kx-field select:focus,.kx-field textarea:focus{
  outline:none;border-color:var(--kx-secondary);
  box-shadow:0 0 0 3px rgba(47,216,196,.16);
  background:rgba(5,9,15,.8);
}
.kx-field.has-error input,.kx-field.has-error textarea,.kx-field.has-error select{border-color:var(--kx-err);box-shadow:0 0 0 3px rgba(248,113,113,.14);}
.kx-field__err{font-size:12px;color:var(--kx-err);display:none;}
.kx-field.has-error .kx-field__err{display:block;}
.kx-form__ok{
  display:none;padding:12px 14px;border-radius:var(--kx-r-sm);
  border:1px solid rgba(52,211,153,.36);background:rgba(52,211,153,.12);
  color:#9CF0CE;font-size:13px;
}
.kx-form__ok.is-show{display:block;}
.kx-form__tip{font-size:12px;color:var(--kx-text-3);margin:0;}

/* ============ 页脚 ============ */
.kx-footer{
  margin-top:24px;
  border-top:1px solid rgba(120,195,255,.14);
  background:linear-gradient(180deg,rgba(10,20,32,.6),rgba(5,9,15,1));
  padding:72px 0 28px;
  position:relative;z-index:1;
}
.kx-footer__main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;}
.kx-footer__brand p{color:var(--kx-text-3);font-size:13px;line-height:1.8;margin:16px 0 18px;max-width:320px;}
.kx-qr{
  width:96px;height:96px;border-radius:var(--kx-r-sm);
  border:1px dashed rgba(120,195,255,.3);
  background:rgba(255,255,255,.04);
  display:grid;place-items:center;text-align:center;
  font-size:12px;color:var(--kx-text-3);line-height:1.5;
}
.kx-footer h4{font-size:15px;margin-bottom:18px;}
.kx-footer__links{display:grid;gap:10px;}
.kx-footer__links a{font-size:13px;color:var(--kx-text-2);}
.kx-footer__links a:hover{color:var(--kx-secondary);transform:translateX(2px);}
.kx-footer__contact{display:grid;gap:10px;font-size:13px;color:var(--kx-text-2);line-height:1.7;}
.kx-footer__contact b{color:var(--kx-text-3);font-weight:500;}
.kx-footer__bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(120,195,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12px;color:var(--kx-text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .kx-navcard span{font-size:13px;}
}
@media (max-width:1023px){
  .kx-container{padding:0 24px;}
  .kx-navcards,.kx-navcta{display:none;}
  .kx-burger{display:grid;margin-left:auto;}
  .kx-section{padding:72px 0;}
  .kx-section--tight{padding:56px 0;}
  .kx-param-grid{grid-template-columns:1fr;}
  .kx-steps{grid-template-columns:1fr 1fr;gap:28px 0;}
  .kx-step:nth-child(2)::before{display:none;}
  .kx-cta{grid-template-columns:1fr;gap:32px;padding:32px;}
  .kx-footer__main{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .kx-hero-cat{padding:32px 0 48px;}
  .kx-hero-cat__meta{gap:18px;}
  .kx-hero-cat__meta b{font-size:19px;}
  .kx-card{padding:20px;}
  .kx-param__body{padding:20px;}
  .kx-steps{grid-template-columns:1fr;}
  .kx-step::before{display:none;}
  .kx-step{padding-right:0;}
  .kx-faq__q{font-size:16px;padding:16px 18px;}
  .kx-faq__a p{padding:0 18px 18px;}
  .kx-cta{padding:24px;}
  .kx-footer{padding:56px 0 24px;}
  .kx-footer__main{grid-template-columns:1fr;gap:28px;}
  .kx-footer__bottom{flex-direction:column;}
}
@media (max-width:519px){
  .kx-container{padding:0 18px;}
  .kx-navpanel{padding:10px 12px 10px 14px;min-height:68px;}
  .kx-logo__text b{font-size:16px;}
  .kx-logo__text em{display:none;}
  .kx-drawer__grid{grid-template-columns:1fr;}
  .kx-badges{gap:8px;}
  .kx-table th,.kx-table td{padding:13px 14px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}