/* roulang page: index */
:root{
  --ky-primary:#0F6F6A;
  --ky-primary-dark:#0A4A47;
  --ky-primary-light:#E3F1EF;
  --ky-amber:#E0A13B;
  --ky-amber-dark:#C4862A;
  --ky-bg:#F6F9F8;
  --ky-card:#FFFFFF;
  --ky-section:#EEF4F3;
  --ky-text:#14211F;
  --ky-text-2:#4B5C5A;
  --ky-text-3:#8A9896;
  --ky-border:#DCE7E5;
  --ky-success:#2F9E76;
  --ky-danger:#D9553F;
  --ky-r-card:16px;
  --ky-r-btn:10px;
  --ky-r-img:12px;
  --ky-r-input:10px;
  --ky-r-pill:999px;
  --ky-sh-1:0 2px 8px rgba(10,74,71,.06);
  --ky-sh-2:0 10px 24px rgba(10,74,71,.12);
  --ky-sh-3:0 18px 40px rgba(10,74,71,.16);
  --ky-ease:180ms ease;

  --bs-primary:#0F6F6A;
  --bs-primary-rgb:15,111,106;
  --bs-body-bg:#F6F9F8;
  --bs-body-color:#14211F;
  --bs-border-color:#DCE7E5;
  --bs-border-radius:16px;
  --bs-border-radius-lg:16px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#0F6F6A;
  --bs-link-hover-color:#0A4A47;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ky-text);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:var(--ky-primary);text-decoration:none;transition:color var(--ky-ease);}
a:hover{color:var(--ky-primary-dark);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;}

.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:992px){.container{max-width:1200px;padding-left:32px;padding-right:32px;}}
@media (min-width:1600px){.container{max-width:1320px;}}

.ky-section{padding:96px 0;}
.ky-section--tight{padding:64px 0;}
.ky-section--alt{background:var(--ky-section);}
.ky-section--white{background:#fff;}
@media (max-width:991.98px){.ky-section{padding:64px 0;}.ky-section--tight{padding:48px 0;}}
@media (max-width:767.98px){.ky-section{padding:48px 0;}.ky-section--tight{padding:40px 0;}}

/* ---------- 按钮 ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--ky-r-btn);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--ky-ease),color var(--ky-ease),border-color var(--ky-ease),transform var(--ky-ease),box-shadow var(--ky-ease);
}
.ky-btn-primary{background:var(--ky-amber);color:#231A05;box-shadow:0 6px 16px rgba(224,161,59,.28);}
.ky-btn-primary:hover{background:var(--ky-amber-dark);color:#1B1403;transform:translateY(-2px);box-shadow:0 10px 22px rgba(224,161,59,.34);}
.ky-btn-primary:active{transform:translateY(0);}
.ky-btn-outline{background:transparent;border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-btn-outline:hover{background:var(--ky-primary-light);color:var(--ky-primary-dark);transform:translateY(-2px);}
.ky-btn-outline:active{transform:translateY(0);}
.ky-btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.ky-btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-2px);}
.ky-btn-sm{padding:10px 18px;font-size:14px;}
.ky-btn-block{width:100%;}
@media (min-width:768px){.ky-btn-block{width:auto;min-width:170px;}}
.ky-text-link{color:var(--ky-primary);font-weight:600;border-bottom:1px dashed var(--ky-primary);padding-bottom:2px;}
.ky-text-link:hover{border-bottom-style:solid;color:var(--ky-primary-dark);}

/* ---------- 标签 / 徽记 ---------- */
.ky-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--ky-r-pill);
  font-size:13px;font-weight:500;background:var(--ky-primary-light);color:var(--ky-primary-dark);
}
.ky-pill--amber{background:rgba(224,161,59,.16);color:#8A5E12;}
.ky-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;font-weight:600;text-transform:uppercase;
  color:var(--ky-primary);
}
.ky-eyebrow::before{content:"";width:22px;height:2px;background:var(--ky-amber);display:inline-block;}
.ky-eyebrow--light{color:rgba(255,255,255,.85);}

/* ---------- 标题 ---------- */
.ky-h2{
  font-size:30px;line-height:1.3;font-weight:700;color:var(--ky-text);
  display:flex;align-items:center;gap:14px;
}
.ky-h2::before{content:"";width:4px;height:28px;border-radius:2px;background:var(--ky-primary);flex:none;}
.ky-h3{font-size:21px;line-height:1.4;font-weight:700;color:var(--ky-text);}
.ky-lead{font-size:16px;color:var(--ky-text-2);line-height:1.9;}
.ky-section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:44px;}
.ky-section-head .ky-lead{max-width:620px;margin-top:14px;}
@media (max-width:767.98px){
  .ky-h2{font-size:22px;}
  .ky-h2::before{height:22px;}
  .ky-h3{font-size:18px;}
  .ky-section-head{margin-bottom:32px;}
}

/* ---------- 头部 ---------- */
.ky-header{
  position:sticky;top:0;z-index:1040;
  background:#fff;border-bottom:1px solid var(--ky-border);
}
.ky-header-inner{display:flex;align-items:center;gap:24px;height:74px;}
.ky-logo{display:flex;align-items:center;gap:10px;flex:none;}
.ky-logo-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(120deg,var(--ky-primary),var(--ky-primary-dark));
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.04em;
  display:flex;align-items:center;justify-content:center;
}
.ky-logo-text{font-size:17px;font-weight:700;color:var(--ky-text);letter-spacing:.01em;white-space:nowrap;}
.ky-logo:hover .ky-logo-text{color:var(--ky-primary-dark);}

.ky-nav{display:flex;align-items:center;gap:26px;}
.ky-nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ky-text-2);
  padding:8px 0;white-space:nowrap;
}
.ky-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--ky-primary);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--ky-ease);
}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{transform:scaleX(1);}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;}
.ky-nav-link.is-active::after{transform:scaleX(1);}

.ky-header-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.ky-burger{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--ky-border);
  background:#fff;color:var(--ky-text);align-items:center;justify-content:center;font-size:17px;cursor:pointer;
}
.ky-burger:hover{border-color:var(--ky-primary);color:var(--ky-primary);}

/* ---------- Mega 面板 ---------- */
.ky-mega-wrap{position:relative;}
.ky-mega-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--ky-r-btn);
  border:1px solid var(--ky-border);background:#fff;color:var(--ky-text);
  font-size:14px;font-weight:600;cursor:pointer;
  transition:border-color var(--ky-ease),color var(--ky-ease),background var(--ky-ease);
}
.ky-mega-btn:hover{border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-mega-btn i{font-size:11px;transition:transform var(--ky-ease);}
.ky-mega-wrap:hover .ky-mega-btn i,
.ky-mega-wrap:focus-within .ky-mega-btn i{transform:rotate(180deg);}
.ky-mega{
  position:absolute;top:calc(100% + 14px);right:0;width:640px;
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-r-card);
  box-shadow:var(--ky-sh-3);padding:26px;overflow:hidden;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity 200ms ease,transform 200ms ease,visibility 200ms ease;
}
.ky-mega::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--ky-primary);}
.ky-mega-wrap:hover .ky-mega,
.ky-mega-wrap:focus-within .ky-mega{opacity:1;visibility:visible;transform:translateY(0);}
.ky-mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.ky-mega-title{font-size:13px;font-weight:700;color:var(--ky-text-3);letter-spacing:.08em;margin-bottom:12px;}
.ky-mega-list li+li{margin-top:9px;}
.ky-mega-list a{font-size:14px;color:var(--ky-text-2);display:block;}
.ky-mega-list a:hover{color:var(--ky-primary);}
.ky-mega-news a{display:flex;flex-direction:column;gap:2px;}
.ky-mega-news .ky-mega-date{font-size:12px;color:var(--ky-text-3);}
.ky-mega-card{
  margin-top:22px;padding-top:22px;border-top:1px solid var(--ky-border);
  display:flex;gap:16px;align-items:center;
}
.ky-mega-card img{width:96px;height:64px;object-fit:cover;border-radius:var(--ky-r-img);flex:none;}
.ky-mega-card h4{font-size:15px;font-weight:700;margin-bottom:4px;}
.ky-mega-card p{font-size:13px;color:var(--ky-text-2);line-height:1.7;}
.ky-mega-card .ky-btn{margin-top:10px;padding:8px 16px;font-size:13px;}

/* ---------- 移动抽屉 ---------- */
.ky-drawer{width:100%!important;max-width:100%;}
.ky-drawer .offcanvas-header{border-bottom:1px solid var(--ky-border);padding:18px 22px;}
.ky-drawer .offcanvas-body{padding:18px 22px 40px;}
.ky-drawer-nav a{
  display:block;padding:14px 4px;font-size:16px;font-weight:500;color:var(--ky-text);
  border-bottom:1px solid var(--ky-border);
}
.ky-drawer-nav a.is-active{color:var(--ky-primary);font-weight:600;}
.ky-drawer-group{border-bottom:1px solid var(--ky-border);}
.ky-drawer-toggle{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;background:none;border:0;font-size:16px;font-weight:500;color:var(--ky-text);cursor:pointer;
}
.ky-drawer-toggle i{font-size:12px;color:var(--ky-text-3);}
.ky-drawer-sub{padding:4px 4px 14px;}
.ky-drawer-sub a{display:block;padding:9px 0;font-size:14px;color:var(--ky-text-2);border:0;}

@media (max-width:1199.98px){
  .ky-nav{gap:18px;}
  .ky-nav-link{font-size:14px;}
  .ky-logo-text{font-size:16px;}
}
@media (max-width:991.98px){
  .ky-nav{display:none;}
  .ky-mega-wrap{display:none;}
  .ky-burger{display:flex;}
  .ky-header-right .ky-btn{display:none;}
}

/* ---------- Hero ---------- */
.ky-hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(120deg,#0F6F6A 0%,#0A4A47 100%);
  padding:88px 0 96px;
}
.ky-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.055) 0 1px,transparent 1px 26px);
  opacity:.9;
}
.ky-hero .container{position:relative;z-index:2;}
.ky-hero-title{
  font-size:40px;line-height:1.28;font-weight:700;letter-spacing:.01em;
  margin:18px 0 0;
}
.ky-hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.84);margin-top:16px;max-width:560px;}
.ky-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.ky-trust{
  display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:36px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.22);
}
.ky-trust li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.86);}
.ky-trust i{color:var(--ky-amber);font-size:13px;}
.ky-hero-media{position:relative;}
.ky-hero-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:18px;
  box-shadow:0 24px 48px rgba(4,32,30,.34);
}
.ky-float-card{
  position:absolute;left:-14px;bottom:-26px;width:270px;
  background:#fff;color:var(--ky-text);border-radius:var(--ky-r-card);
  padding:20px;box-shadow:var(--ky-sh-3);
}
.ky-float-card .ky-float-label{font-size:12px;color:var(--ky-text-3);letter-spacing:.08em;}
.ky-float-card h3{font-size:16px;font-weight:700;margin:6px 0 4px;}
.ky-float-card p{font-size:13px;color:var(--ky-text-2);line-height:1.7;}
.ky-float-card .ky-btn{margin-top:14px;padding:9px 16px;font-size:13px;}
@media (max-width:991.98px){
  .ky-hero{padding:64px 0 72px;}
  .ky-hero-title{font-size:30px;}
  .ky-hero-media{margin-top:48px;}
  .ky-float-card{position:static;width:100%;margin-top:18px;box-shadow:var(--ky-sh-2);}
}
@media (max-width:767.98px){
  .ky-hero{padding:48px 0 56px;}
  .ky-hero-title{font-size:28px;}
  .ky-hero-sub{font-size:15px;}
}

/* ---------- 特性卡 ---------- */
.ky-feature-card{
  height:100%;background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-r-card);
  padding:28px;box-shadow:var(--ky-sh-1);
  transition:transform var(--ky-ease),box-shadow var(--ky-ease),border-color var(--ky-ease);
}
.ky-feature-card:hover{transform:translateY(-4px);box-shadow:var(--ky-sh-2);border-color:#C9DEDA;}
.ky-feature-icon{
  width:46px;height:46px;border-radius:12px;background:var(--ky-primary-light);color:var(--ky-primary);
  display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:18px;
}
.ky-feature-card h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.ky-feature-card p{font-size:14.5px;color:var(--ky-text-2);line-height:1.85;}

/* ---------- 流程 ---------- */
.ky-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step;}
.ky-step{
  position:relative;background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-r-card);
  padding:26px 24px;box-shadow:var(--ky-sh-1);height:100%;
}
.ky-step-num{
  font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--ky-primary);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
}
.ky-step-num::after{content:"";width:26px;height:2px;background:var(--ky-amber);border-radius:2px;}
.ky-step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.ky-step p{font-size:14.5px;color:var(--ky-text-2);line-height:1.8;}
@media (max-width:991.98px){.ky-steps{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575.98px){.ky-steps{grid-template-columns:1fr;}}

.ky-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.ky-split img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--ky-r-img);box-shadow:var(--ky-sh-2);}
@media (max-width:991.98px){.ky-split{grid-template-columns:1fr;gap:32px;}}

/* ---------- 方案对比 ---------- */
.ky-plans{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:stretch;}
.ky-plan{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-r-card);
  padding:28px 24px;box-shadow:var(--ky-sh-1);height:100%;
  transition:transform var(--ky-ease),box-shadow var(--ky-ease);
}
.ky-plan:hover{transform:translateY(-4px);box-shadow:var(--ky-sh-2);}
.ky-plan--best{
  border:2px solid var(--ky-primary);transform:translateY(-8px);
  box-shadow:var(--ky-sh-2);
}
.ky-plan--best:hover{transform:translateY(-12px);box-shadow:var(--ky-sh-3);}
.ky-plan-badge{
  position:absolute;top:-13px;right:18px;
  background:var(--ky-amber);color:#241A04;font-size:12px;font-weight:700;
  padding:4px 14px;border-radius:var(--ky-r-pill);
}
.ky-plan h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.ky-plan-desc{font-size:13.5px;color:var(--ky-text-3);line-height:1.7;min-height:44px;}
.ky-plan-price{margin:20px 0 4px;display:flex;align-items:baseline;gap:6px;}
.ky-plan-price strong{font-size:34px;font-weight:700;color:var(--ky-primary-dark);letter-spacing:-.01em;line-height:1;}
.ky-plan-price span{font-size:13px;color:var(--ky-text-3);}
.ky-plan-specs{margin:20px 0 24px;padding-top:20px;border-top:1px solid var(--ky-border);flex:1;}
.ky-plan-specs li{
  display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ky-text-2);line-height:1.7;
}
.ky-plan-specs li+li{margin-top:11px;}
.ky-plan-specs i{font-size:12px;margin-top:5px;width:14px;text-align:center;flex:none;}
.ky-plan-specs .is-yes i{color:var(--ky-success);}
.ky-plan-specs .is-no{color:var(--ky-text-3);}
.ky-plan-specs .is-no i{color:#C4D2D0;}

@media (max-width:1199.98px){.ky-plans{grid-template-columns:repeat(2,1fr);}}
@media (max-width:767.98px){
  .ky-plans{grid-template-columns:1fr;}
  .ky-plan--best{transform:none;}
  .ky-plan--best:hover{transform:translateY(-4px);}
}

/* ---------- 限时入口 ---------- */
.ky-timer-wrap{
  background:linear-gradient(120deg,#0A4A47,#0F6F6A);border-radius:20px;
  padding:48px;color:#fff;display:grid;grid-template-columns:1.2fr auto auto;
  gap:40px;align-items:center;position:relative;overflow:hidden;
}
.ky-timer-wrap::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(224,161,59,.20),transparent 68%);
}
.ky-timer-wrap h2{font-size:28px;font-weight:700;line-height:1.35;color:#fff;}
.ky-timer-wrap p{font-size:15px;color:rgba(255,255,255,.82);margin-top:12px;max-width:460px;line-height:1.85;}
.ky-timer{display:flex;gap:12px;position:relative;z-index:2;}
.ky-timer-cell{
  width:76px;padding:12px 0;text-align:center;border-radius:12px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
}
.ky-timer-cell strong{
  display:block;font-size:26px;font-weight:700;line-height:1.2;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.ky-timer-cell span{font-size:12px;color:rgba(255,255,255,.72);}
.ky-timer-action{position:relative;z-index:2;text-align:right;}
.ky-timer-action .ky-alt-link{display:block;margin-top:12px;font-size:13px;color:rgba(255,255,255,.72);border-bottom:1px dashed rgba(255,255,255,.5);}
.ky-timer-action .ky-alt-link:hover{color:#fff;}
@media (max-width:1199.98px){
  .ky-timer-wrap{grid-template-columns:1fr;gap:28px;padding:40px 32px;}
  .ky-timer-action{text-align:left;}
}
@media (max-width:575.98px){
  .ky-timer-wrap{padding:32px 22px;border-radius:16px;}
  .ky-timer-wrap h2{font-size:22px;}
  .ky-timer{gap:8px;}
  .ky-timer-cell{width:64px;}
  .ky-timer-cell strong{font-size:22px;}
}

/* ---------- 表单 ---------- */
.ky-form-grid{display:grid;grid-template-columns:0.85fr 1fr;gap:56px;align-items:start;}
.ky-form-points li{display:flex;gap:12px;font-size:15px;color:var(--ky-text-2);line-height:1.8;}
.ky-form-points li+li{margin-top:14px;}
.ky-form-points i{color:var(--ky-primary);font-size:13px;margin-top:7px;flex:none;}
.ky-contact-line{
  margin-top:26px;padding:16px 20px;border-radius:12px;background:var(--ky-primary-light);
  font-size:14px;color:var(--ky-primary-dark);display:flex;align-items:center;gap:10px;
}
.ky-form-card{
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-r-card);
  padding:32px;box-shadow:var(--ky-sh-2);
}
.ky-field{margin-bottom:18px;}
.ky-field label{display:block;font-size:13px;color:var(--ky-text-2);font-weight:600;margin-bottom:8px;}
.ky-field input[type="text"],
.ky-field input[type="tel"],
.ky-field select,
.ky-field textarea{
  width:100%;padding:12px 14px;border-radius:var(--ky-r-input);
  border:1px solid var(--ky-border);background:#F8FBFB;color:var(--ky-text);
  font-size:15px;line-height:1.6;font-family:inherit;
  transition:border-color var(--ky-ease),box-shadow var(--ky-ease),background var(--ky-ease);
}
.ky-field textarea{min-height:112px;resize:vertical;}
.ky-field input:focus,
.ky-field select:focus,
.ky-field textarea:focus{
  outline:none;background:#fff;border-color:var(--ky-primary);
  box-shadow:0 0 0 4px rgba(15,111,106,.12);
}
.ky-field.has-error input,
.ky-field.has-error textarea,
.ky-field.has-error select{border-color:var(--ky-danger);}
.ky-field-error{font-size:12.5px;color:var(--ky-danger);margin-top:6px;}
.ky-check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--ky-text-2);line-height:1.7;}
.ky-check-row input{margin-top:5px;accent-color:var(--ky-primary);}
.ky-form-note{
  margin-bottom:18px;padding:12px 16px;border-radius:10px;background:rgba(47,158,118,.12);
  color:#1F6E52;font-size:13.5px;display:flex;align-items:center;gap:8px;
}
@media (max-width:991.98px){
  .ky-form-grid{grid-template-columns:1fr;gap:32px;}
  .ky-form-card{padding:24px 20px;}
}

/* ---------- 资讯列表 ---------- */
.ky-news{display:grid;grid-template-columns:1.05fr 1fr;gap:32px;}
.ky-news-lead{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--ky-border);
  border-radius:var(--ky-r-card);overflow:hidden;box-shadow:var(--ky-sh-1);
  transition:transform var(--ky-ease),box-shadow var(--ky-ease);
}
.ky-news-lead:hover{transform:translateY(-3px);box-shadow:var(--ky-sh-2);}
.ky-news-lead img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.ky-news-lead .ky-news-body{padding:26px;display:flex;flex-direction:column;flex:1;}
.ky-news-lead h3{font-size:20px;font-weight:700;line-height:1.5;margin-bottom:12px;}
.ky-news-lead:hover h3{color:var(--ky-primary);}
.ky-news-lead p{font-size:14.5px;color:var(--ky-text-2);line-height:1.85;flex:1;}
.ky-news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:var(--ky-text-3);}
.ky-news-list{display:flex;flex-direction:column;gap:18px;}
.ky-news-item{
  display:flex;gap:18px;padding:22px;background:#fff;border:1px solid var(--ky-border);
  border-radius:var(--ky-r-card);box-shadow:var(--ky-sh-1);
  transition:transform var(--ky-ease),box-shadow var(--ky-ease),border-color var(--ky-ease);
}
.ky-news-item:hover{transform:translateY(-3px);box-shadow:var(--ky-sh-2);border-color:#C9DEDA;}
.ky-news-item:hover h3{color:var(--ky-primary);}
.ky-date-block{
  width:56px;flex:none;border-radius:12px;background:var(--ky-primary-light);color:var(--ky-primary-dark);
  display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px 0;text-align:center;
}
.ky-date-day{font-size:20px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;}
.ky-date-ym{font-size:11px;color:var(--ky-primary);letter-spacing:.02em;}
.ky-news-item h3{font-size:16.5px;font-weight:700;line-height:1.55;margin-bottom:6px;transition:color var(--ky-ease);}
.ky-news-item .ky-item-sum{
  font-size:14px;color:var(--ky-text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.ky-news-item .ky-news-meta{margin-top:10px;}
.ky-empty{
  text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--ky-border);
  border-radius:var(--ky-r-card);
}
.ky-empty i{font-size:26px;color:var(--ky-text-3);}
.ky-empty p{margin:14px 0 20px;font-size:15px;color:var(--ky-text-2);}
@media (max-width:991.98px){
  .ky-news{grid-template-columns:1fr;}
}
@media (max-width:575.98px){
  .ky-news-item{padding:18px;gap:14px;}
  .ky-date-block{width:48px;}
}

/* ---------- FAQ ---------- */
.ky-faq{max-width:920px;margin:0 auto;}
.ky-faq-item{background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-r-card);box-shadow:var(--ky-sh-1);overflow:hidden;}
.ky-faq-item+.ky-faq-item{margin-top:14px;}
.ky-faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  min-height:64px;padding:16px 24px;background:none;border:0;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--ky-text);line-height:1.55;
  transition:color var(--ky-ease),background var(--ky-ease);
}
.ky-faq-q:hover{color:var(--ky-primary);}
.ky-faq-mark{
  width:26px;height:26px;border-radius:50%;background:var(--ky-primary-light);color:var(--ky-primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex:none;
}
.ky-faq-q span{flex:1;}
.ky-faq-q i.ky-chev{font-size:12px;color:var(--ky-text-3);transition:transform 200ms ease;}
.ky-faq-q[aria-expanded="true"]{color:var(--ky-primary);}
.ky-faq-q[aria-expanded="true"] i.ky-chev{transform:rotate(180deg);color:var(--ky-primary);}
.ky-faq-a{padding:0 24px 24px 64px;position:relative;}
.ky-faq-a::before{content:"";position:absolute;left:24px;top:2px;bottom:24px;width:3px;border-radius:2px;background:var(--ky-primary);}
.ky-faq-a p{font-size:14.5px;color:var(--ky-text-2);line-height:1.9;}
@media (max-width:575.98px){
  .ky-faq-q{padding:14px 18px;font-size:15px;}
  .ky-faq-a{padding:0 18px 20px 18px;}
  .ky-faq-a::before{display:none;}
}

/* ---------- 页脚前 CTA ---------- */
.ky-cta{
  border:1px solid var(--ky-primary);border-radius:20px;background:#fff;
  padding:40px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.ky-cta h2{font-size:24px;font-weight:700;line-height:1.4;}
.ky-cta p{font-size:15px;color:var(--ky-text-2);margin-top:10px;}
@media (max-width:767.98px){.ky-cta{padding:28px 22px;}.ky-cta h2{font-size:20px;}}

/* ---------- 页脚 ---------- */
.ky-footer{background:#0C2B29;color:rgba(255,255,255,.76);padding:72px 0 0;}
.ky-footer h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:18px;}
.ky-footer a{color:rgba(255,255,255,.72);font-size:14px;}
.ky-footer a:hover{color:#fff;}
.ky-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.ky-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.ky-footer-brand .ky-logo-mark{background:linear-gradient(120deg,#12A69A,#0F6F6A);}
.ky-footer-brand span{color:#fff;font-size:17px;font-weight:700;}
.ky-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.ky-footer li+li{margin-top:11px;}
.ky-footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
@media (max-width:991.98px){.ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:575.98px){.ky-footer{padding-top:52px;}.ky-footer-grid{grid-template-columns:1fr;}}

/* roulang page: article */
:root{
  --ky-primary:#0F6F6A;
  --ky-primary-dark:#0A4A47;
  --ky-primary-light:#E3F1EF;
  --ky-amber:#E0A13B;
  --ky-amber-dark:#C88A28;
  --ky-bg:#F6F9F8;
  --ky-surface:#FFFFFF;
  --ky-section:#EEF4F3;
  --ky-text:#14211F;
  --ky-text-2:#4B5C5A;
  --ky-text-3:#8A9896;
  --ky-border:#DCE7E5;
  --ky-success:#2F9E76;
  --ky-warn:#D9553F;
  --ky-radius:16px;
  --ky-radius-sm:10px;
  --ky-shadow-1:0 2px 8px rgba(10,74,71,.06);
  --ky-shadow-2:0 10px 24px rgba(10,74,71,.12);
  --ky-shadow-3:0 18px 40px rgba(10,74,71,.16);

  --bs-primary:#0F6F6A;
  --bs-primary-rgb:15,111,106;
  --bs-body-bg:#F6F9F8;
  --bs-body-color:#14211F;
  --bs-border-color:#DCE7E5;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ky-text);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:6px;
}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--ky-text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:992px){ .container{padding-left:32px;padding-right:32px;} }
@media (min-width:1600px){ .container{max-width:1320px;} }

/* ---------- Buttons ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 24px;border-radius:var(--ky-radius-sm);
  border:1px solid transparent;cursor:pointer;
  transition:all .18s ease;white-space:nowrap;
}
.ky-btn-primary{background:var(--ky-amber);color:#24170A;}
.ky-btn-primary:hover{background:var(--ky-amber-dark);color:#24170A;transform:translateY(-2px);box-shadow:var(--ky-shadow-2);}
.ky-btn-primary:active{transform:translateY(0);}
.ky-btn-outline{background:transparent;border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-btn-outline:hover{background:var(--ky-primary-light);transform:translateY(-2px);}
.ky-btn-light{background:#fff;color:var(--ky-primary-dark);border-color:transparent;}
.ky-btn-light:hover{background:#F1F8F7;transform:translateY(-2px);}
.ky-btn-sm{padding:10px 18px;font-size:14px;}
.ky-text-link{
  color:var(--ky-primary);font-weight:600;
  text-decoration:underline;text-decoration-style:dashed;text-underline-offset:4px;text-decoration-thickness:1px;
}
.ky-text-link:hover{text-decoration-style:solid;color:var(--ky-primary-dark);}

/* ---------- Header ---------- */
.ky-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--ky-border);
  backdrop-filter:saturate(150%) blur(8px);
}
.ky-header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.ky-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.ky-logo-mark{
  width:36px;height:36px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--ky-primary),var(--ky-primary-dark));
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.5px;
  display:inline-flex;align-items:center;justify-content:center;
}
.ky-logo-text{font-size:18px;font-weight:700;color:var(--ky-text);letter-spacing:.2px;}
.ky-nav{display:flex;align-items:center;gap:26px;margin-left:auto;}
.ky-nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ky-text-2);
  padding:6px 0;white-space:nowrap;
}
.ky-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--ky-primary);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{transform:scaleX(1);}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;}
.ky-nav-link.is-active::after{transform:scaleX(1);}

/* ---------- Mega menu ---------- */
.ky-mega-wrap{position:relative;}
.ky-mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  background:transparent;border:1px solid var(--ky-border);color:var(--ky-text);
  font-size:15px;font-weight:500;padding:8px 15px;border-radius:999px;
  cursor:pointer;transition:all .18s ease;
}
.ky-mega-trigger:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:var(--ky-primary-light);}
.ky-mega-trigger i{font-size:11px;transition:transform .2s ease;}
.ky-mega-wrap:hover .ky-mega-trigger i,
.ky-mega-wrap:focus-within .ky-mega-trigger i{transform:rotate(180deg);}
.ky-mega-panel{
  position:absolute;top:calc(100% + 16px);right:0;width:640px;
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-radius);
  box-shadow:var(--ky-shadow-3);padding:26px 24px 22px;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  z-index:1050;
}
.ky-mega-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--ky-primary);border-radius:var(--ky-radius) var(--ky-radius) 0 0;
}
.ky-mega-wrap:hover .ky-mega-panel,
.ky-mega-wrap:focus-within .ky-mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.ky-mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.ky-mega-title{
  font-size:13px;font-weight:700;color:var(--ky-text-3);
  letter-spacing:1px;margin-bottom:12px;
}
.ky-mega-list li,.ky-mega-news li{border-bottom:1px solid var(--ky-border);}
.ky-mega-list li:last-child,.ky-mega-news li:last-child{border-bottom:none;}
.ky-mega-list a,.ky-mega-news a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 0;font-size:14.5px;font-weight:500;color:var(--ky-text-2);
}
.ky-mega-list a:hover,.ky-mega-news a:hover{color:var(--ky-primary);}
.ky-mega-news span{font-size:12.5px;color:var(--ky-text-3);flex-shrink:0;}
.ky-mega-card{
  grid-column:1 / -1;display:flex;gap:16px;align-items:center;
  background:var(--ky-section);border-radius:12px;padding:14px;
  transition:background .18s ease;
}
.ky-mega-card:hover{background:var(--ky-primary-light);}
.ky-mega-card img{width:116px;height:78px;object-fit:cover;border-radius:10px;flex-shrink:0;}
.ky-mega-card-body h4{font-size:15px;margin-bottom:4px;}
.ky-mega-card-body p{font-size:13px;color:var(--ky-text-2);line-height:1.6;margin-bottom:8px;}
.ky-mega-btn{
  display:inline-block;font-size:12.5px;font-weight:600;color:var(--ky-primary-dark);
  background:var(--ky-amber);padding:5px 12px;border-radius:999px;
}

.ky-burger{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--ky-border);background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.ky-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ky-text);transition:all .2s ease;}
body.ky-nav-open .ky-burger span:nth-child(1){transform:translateY(6px) rotate(45deg);}
body.ky-nav-open .ky-burger span:nth-child(2){opacity:0;}
body.ky-nav-open .ky-burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- Breadcrumb ---------- */
.ky-crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  padding-top:22px;padding-bottom:6px;font-size:13.5px;color:var(--ky-text-3);
}
.ky-crumb a{color:var(--ky-text-2);}
.ky-crumb a:hover{color:var(--ky-primary);}
.ky-crumb-sep{color:#C3D3D1;}
.ky-crumb-current{
  color:var(--ky-text-2);max-width:min(560px,60vw);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- Article hero ---------- */
.ky-article-hero{padding:14px 0 40px;}
.ky-chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--ky-primary-light);color:var(--ky-primary-dark);
  font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;
}
.ky-article-title{
  font-size:40px;line-height:1.3;font-weight:700;
  margin:16px 0 20px;letter-spacing:-.2px;
}
.ky-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13.5px;color:var(--ky-text-3);}
.ky-meta span{display:inline-flex;align-items:center;gap:7px;}
.ky-meta i{color:var(--ky-primary);font-size:13px;}

/* ---------- Layout ---------- */
.ky-main{padding-bottom:88px;}
.ky-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;}
@media (min-width:1200px){
  .ky-layout{grid-template-columns:minmax(0,760px) 300px;justify-content:center;gap:56px;}
}
.ky-article{
  background:var(--ky-surface);border:1px solid var(--ky-border);
  border-radius:var(--ky-radius);box-shadow:var(--ky-shadow-1);
  padding:44px 44px 36px;min-width:0;
}
@media (max-width:767px){
  .ky-article{padding:26px 20px 24px;border-radius:12px;}
}

/* ---------- Article body ---------- */
.ky-article-body{font-size:16.5px;line-height:1.88;color:var(--ky-text);}
.ky-article-body p{margin:0 0 1.2em;}
.ky-article-body h2{
  position:relative;font-size:24px;line-height:1.35;font-weight:700;
  margin:2.1em 0 .9em;padding-left:16px;
}
.ky-article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;
  border-radius:2px;background:var(--ky-primary);
}
.ky-article-body h3{font-size:19px;font-weight:700;margin:1.7em 0 .7em;}
.ky-article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .6em;}
.ky-article-body ul,.ky-article-body ol{padding-left:1.4em;margin:0 0 1.2em;}
.ky-article-body ul{list-style:disc;}
.ky-article-body ol{list-style:decimal;}
.ky-article-body li{margin-bottom:.45em;}
.ky-article-body strong{font-weight:700;color:var(--ky-primary-dark);}
.ky-article-body blockquote{
  margin:1.5em 0;padding:16px 22px;background:var(--ky-primary-light);
  border-left:3px solid var(--ky-primary);border-radius:0 12px 12px 0;color:var(--ky-text-2);
}
.ky-article-body blockquote p:last-child{margin-bottom:0;}
.ky-article-body code{
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92em;
  background:#EDF2F1;padding:2px 6px;border-radius:6px;color:var(--ky-primary-dark);
}
.ky-article-body pre{
  background:#F3F6F5;border:1px solid var(--ky-border);border-radius:10px;
  padding:16px 18px;overflow:auto;margin:1.5em 0;font-size:14px;line-height:1.7;
}
.ky-article-body pre code{background:none;padding:0;color:var(--ky-text);}
.ky-article-body img{border-radius:12px;margin:1.6em auto;height:auto;}
.ky-article-body a{color:var(--ky-primary);text-decoration:underline;text-decoration-style:dashed;text-underline-offset:3px;}
.ky-article-body a:hover{text-decoration-style:solid;color:var(--ky-primary-dark);}
.ky-article-body figure{margin:1.6em 0;}
.ky-article-body figcaption{font-size:13px;color:var(--ky-text-3);text-align:center;margin-top:8px;}
.ky-article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.ky-article-body th,.ky-article-body td{border:1px solid var(--ky-border);padding:10px 12px;text-align:left;}
.ky-article-body th{background:var(--ky-section);font-weight:600;}
.ky-article-body hr{border:none;border-top:1px solid var(--ky-border);margin:2em 0;}

/* ---------- Empty state ---------- */
.ky-empty{
  text-align:center;padding:56px 20px;
  background:var(--ky-section);border-radius:14px;
}
.ky-empty i{font-size:34px;color:var(--ky-primary);margin-bottom:14px;display:block;}
.ky-empty h3{font-size:19px;margin-bottom:8px;}
.ky-empty p{font-size:14.5px;color:var(--ky-text-2);margin-bottom:20px;}

/* ---------- Article footer ---------- */
.ky-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:26px;border-top:1px solid var(--ky-border);}
.ky-tags-label{font-size:13.5px;color:var(--ky-text-3);font-weight:600;}
.ky-tag{
  font-size:13px;color:var(--ky-primary-dark);background:var(--ky-primary-light);
  padding:5px 13px;border-radius:999px;font-weight:500;transition:all .18s ease;
}
.ky-tag:hover{background:var(--ky-primary);color:#fff;}

.ky-related{margin-top:44px;padding-top:30px;border-top:1px solid var(--ky-border);}
.ky-related-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;}
.ky-related-head h2{font-size:20px;}
.ky-related-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
@media (max-width:767px){ .ky-related-list{grid-template-columns:1fr;} }
.ky-related-item{
  display:block;background:var(--ky-section);border:1px solid transparent;
  border-radius:12px;padding:16px 16px 14px;transition:all .18s ease;
}
.ky-related-item:hover{background:#fff;border-color:var(--ky-border);box-shadow:var(--ky-shadow-2);transform:translateY(-2px);}
.ky-related-item .ky-r-cat{font-size:12px;color:var(--ky-primary);font-weight:600;}
.ky-related-item h3{font-size:15px;line-height:1.5;margin:8px 0 8px;font-weight:600;}
.ky-related-item:hover h3{color:var(--ky-primary);}
.ky-related-item time{font-size:12.5px;color:var(--ky-text-3);}

.ky-article-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- Sidebar ---------- */
.ky-aside{display:none;}
@media (min-width:1200px){
  .ky-aside{display:block;}
  .ky-aside-inner{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
}
.ky-side-card{
  background:var(--ky-surface);border:1px solid var(--ky-border);
  border-radius:var(--ky-radius);box-shadow:var(--ky-shadow-1);padding:22px;
}
.ky-side-title{
  font-size:13px;font-weight:700;color:var(--ky-text-3);letter-spacing:1px;margin-bottom:14px;
}
.ky-toc a{
  display:block;font-size:14px;color:var(--ky-text-2);line-height:1.6;
  padding:8px 0 8px 14px;border-left:2px solid var(--ky-border);
  transition:all .18s ease;
}
.ky-toc a:hover{color:var(--ky-primary);border-left-color:var(--ky-primary);}
.ky-side-entry img{width:100%;height:132px;object-fit:cover;border-radius:12px;margin-bottom:14px;}
.ky-side-entry h3{font-size:16px;margin-bottom:8px;}
.ky-side-entry p{font-size:13.5px;color:var(--ky-text-2);line-height:1.7;margin-bottom:14px;}
.ky-side-links li{border-bottom:1px solid var(--ky-border);}
.ky-side-links li:last-child{border-bottom:none;}
.ky-side-links a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 0;font-size:14px;color:var(--ky-text-2);}
.ky-side-links a:hover{color:var(--ky-primary);}
.ky-side-links i{font-size:11px;color:var(--ky-text-3);}

/* ---------- CTA bar ---------- */
.ky-cta-bar{padding:0 0 88px;}
.ky-cta-bar-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  background:var(--ky-surface);border:1px solid var(--ky-primary);
  border-radius:var(--ky-radius);padding:32px 36px;
}
.ky-cta-bar-inner h2{font-size:22px;margin-bottom:8px;}
.ky-cta-bar-inner p{font-size:14.5px;color:var(--ky-text-2);}

/* ---------- Footer ---------- */
.ky-footer{background:#12312E;color:rgba(255,255,255,.78);padding:64px 0 26px;}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
@media (max-width:991px){ .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px;} }
@media (max-width:575px){ .ky-footer-grid{grid-template-columns:1fr;} }
.ky-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;font-size:17px;font-weight:700;}
.ky-footer-brand .ky-logo-mark{background:linear-gradient(135deg,#17968F,#0A4A47);}
.ky-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}
.ky-footer h3{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.ky-footer ul li{margin-bottom:10px;}
.ky-footer ul a{font-size:14px;color:rgba(255,255,255,.72);}
.ky-footer ul a:hover{color:var(--ky-amber);}
.ky-footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- Responsive ---------- */
@media (max-width:991px){
  .ky-burger{display:inline-flex;margin-left:auto;order:3;}
  .ky-nav{
    position:fixed;top:72px;left:0;right:0;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;padding:12px 24px 40px;margin-left:0;
    border-top:1px solid var(--ky-border);
    transform:translateX(-102%);transition:transform .24s ease;
    overflow-y:auto;z-index:1040;
  }
  body.ky-nav-open .ky-nav{transform:translateX(0);}
  .ky-nav-link{
    font-size:16px;padding:16px 0;border-bottom:1px solid var(--ky-border);
  }
  .ky-nav-link::after{display:none;}
  .ky-nav-link.is-active{color:var(--ky-primary);}
  .ky-mega-wrap{width:100%;padding:10px 0;border-bottom:1px solid var(--ky-border);}
  .ky-mega-trigger{width:100%;justify-content:space-between;border-radius:12px;padding:12px 16px;font-size:16px;}
  .ky-mega-panel{
    position:static;width:auto;opacity:1;visibility:visible;transform:none;
    display:none;box-shadow:none;border:none;border-radius:0;padding:14px 0 4px;
  }
  .ky-mega-panel::before{display:none;}
  .ky-mega-wrap.is-open .ky-mega-panel{display:block;}
  .ky-mega-grid{grid-template-columns:1fr;gap:18px;}
  .ky-mega-card img{width:96px;height:66px;}
}
@media (max-width:767px){
  .ky-header-inner{height:64px;gap:12px;}
  .ky-logo-text{font-size:16px;}
  .ky-nav{top:64px;}
  .ky-article-title{font-size:28px;margin:14px 0 16px;}
  .ky-crumb-current{max-width:52vw;}
  .ky-main{padding-bottom:64px;}
  .ky-cta-bar{padding-bottom:64px;}
  .ky-cta-bar-inner{padding:24px 20px;}
  .ky-cta-bar-inner .ky-btn{width:100%;}
  .ky-related-head{flex-direction:column;align-items:flex-start;}
  .ky-article-body h2{font-size:21px;}
}

/* roulang page: category1 */
:root{
  --ky-primary:#0F6F6A;
  --ky-primary-dark:#0A4A47;
  --ky-primary-light:#E3F1EF;
  --ky-accent:#E0A13B;
  --ky-accent-dark:#C98A28;
  --ky-bg:#F6F9F8;
  --ky-surface:#FFFFFF;
  --ky-surface-alt:#EEF4F3;
  --ky-text:#14211F;
  --ky-text-2:#4B5C5A;
  --ky-text-3:#8A9896;
  --ky-border:#DCE7E5;
  --ky-success:#2F9E76;
  --ky-danger:#D9553F;
  --ky-radius-card:16px;
  --ky-radius-btn:10px;
  --ky-radius-pill:999px;
  --ky-radius-img:12px;
  --ky-shadow-1:0 2px 8px rgba(10,74,71,.06);
  --ky-shadow-2:0 10px 24px rgba(10,74,71,.12);
  --ky-shadow-3:0 18px 40px rgba(10,74,71,.16);
  --ky-gap:24px;

  --bs-primary:#0F6F6A;
  --bs-body-bg:#F6F9F8;
  --bs-body-color:#14211F;
  --bs-border-radius:16px;
  --bs-border-color:#DCE7E5;
  --bs-link-color:#0F6F6A;
  --bs-link-hover-color:#0A4A47;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:104px;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ky-text);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--ky-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--ky-primary-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{line-height:1.3;font-weight:700;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(15,111,106,.18);}

.ky-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:992px){.ky-container{padding:0 32px;}}
@media (min-width:1600px){.ky-container{max-width:1320px;}}

/* ============ 按钮 ============ */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  border-radius:var(--ky-radius-btn);padding:12px 22px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.ky-btn-primary{background:var(--ky-accent);color:#0A4A47;box-shadow:0 2px 8px rgba(224,161,59,.28);}
.ky-btn-primary:hover{background:var(--ky-accent-dark);color:#0A4A47;transform:translateY(-2px);box-shadow:0 8px 18px rgba(224,161,59,.3);}
.ky-btn-primary:active{transform:translateY(0);}
.ky-btn-outline{background:transparent;border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-btn-outline:hover{background:var(--ky-primary-light);color:var(--ky-primary-dark);transform:translateY(-2px);}
.ky-btn-ghost{background:#fff;border-color:var(--ky-border);color:var(--ky-text-2);}
.ky-btn-ghost:hover{border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-btn-sm{padding:9px 16px;font-size:14px;}
.ky-btn-lg{padding:14px 30px;font-size:16px;}
.ky-btn:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;}

/* ============ 头部 ============ */
.ky-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--ky-border);
  box-shadow:0 2px 8px rgba(10,74,71,.04);
}
.ky-header-inner{display:flex;align-items:center;gap:24px;height:76px;}
.ky-logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:700;color:var(--ky-text);letter-spacing:-.2px;
  white-space:nowrap;flex:none;
}
.ky-logo:hover{color:var(--ky-primary-dark);}
.ky-logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--ky-primary);color:#fff;
  font-size:13px;font-weight:700;letter-spacing:.5px;flex:none;
}
.ky-nav{display:flex;align-items:center;gap:28px;margin-left:auto;}
.ky-nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ky-text-2);
  padding:26px 0;white-space:nowrap;transition:color .18s ease;
}
.ky-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;border-radius:2px;
  background:var(--ky-primary);transform:scaleX(0);transition:transform .18s ease;
}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{transform:scaleX(.45);}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;}
.ky-nav-link.is-active::after{transform:scaleX(1);}

.ky-mega{position:relative;flex:none;}
.ky-mega-toggle{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:#fff;
  background:var(--ky-primary);border:0;border-radius:var(--ky-radius-btn);
  padding:10px 16px;cursor:pointer;
  transition:background .18s ease,transform .18s ease;
}
.ky-mega-toggle:hover{background:var(--ky-primary-dark);transform:translateY(-2px);}
.ky-mega-toggle:focus-visible{outline:2px solid var(--ky-accent);outline-offset:2px;}
.ky-mega-caret{
  width:7px;height:7px;border-right:2px solid #fff;border-bottom:2px solid #fff;
  transform:rotate(45deg) translateY(-2px);transition:transform .2s ease;
}
.ky-mega.is-open .ky-mega-caret{transform:rotate(-135deg) translateY(-2px);}

.ky-mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:660px;
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-radius-card);
  box-shadow:var(--ky-shadow-3);overflow:hidden;z-index:1050;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.ky-mega-panel::before{content:"";display:block;height:3px;background:var(--ky-primary);}
.ky-mega.is-open .ky-mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
@media (min-width:992px){
  .ky-mega:hover .ky-mega-panel,
  .ky-mega:focus-within .ky-mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
}
.ky-mega-body{display:grid;grid-template-columns:1fr 1.15fr 1.1fr;gap:20px;padding:22px;}
.ky-mega-title{font-size:12.5px;font-weight:600;letter-spacing:.06em;color:var(--ky-text-3);margin:0 0 10px;}
.ky-mega-col ul{display:grid;gap:2px;}
.ky-mega-col a{display:block;font-size:14px;color:var(--ky-text-2);padding:6px 8px;border-radius:8px;transition:background .18s ease,color .18s ease;}
.ky-mega-col a:hover{background:var(--ky-primary-light);color:var(--ky-primary-dark);}
.ky-mega-news a{display:flex;justify-content:space-between;gap:10px;align-items:baseline;}
.ky-mega-news em{font-style:normal;font-size:12px;color:var(--ky-text-3);flex:none;}
.ky-mega-card{
  background:var(--ky-surface-alt);border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-img);padding:12px;display:flex;flex-direction:column;
}
.ky-mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;margin-bottom:10px;}
.ky-mega-card h4{font-size:15px;font-weight:700;margin-bottom:6px;}
.ky-mega-card p{font-size:13px;line-height:1.6;color:var(--ky-text-2);margin-bottom:12px;}
.ky-mega-card .ky-btn{margin-top:auto;}

/* ============ 分类页首屏 ============ */
.ky-cat-hero{position:relative;overflow:hidden;background:var(--ky-primary-dark);}
.ky-cat-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.34;
}
.ky-cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(10,74,71,.94) 0%,rgba(10,74,71,.78) 46%,rgba(15,111,106,.62) 100%);
}
.ky-cat-hero-inner{position:relative;z-index:2;padding:76px 0 72px;}
.ky-crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:20px;}
.ky-crumb a{color:rgba(255,255,255,.82);}
.ky-crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.ky-crumb span{color:rgba(255,255,255,.42);}
.ky-cat-hero h1{
  font-size:40px;line-height:1.28;color:#fff;font-weight:700;
  max-width:820px;letter-spacing:-.4px;
}
.ky-cat-hero-lead{
  margin-top:18px;max-width:720px;
  font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.82);
}
.ky-cat-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.ky-pill{
  display:inline-flex;align-items:center;
  font-size:13px;font-weight:500;color:#EAF7F5;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--ky-radius-pill);padding:5px 14px;
}

/* ============ 主体两栏 ============ */
.ky-cat-body{padding:72px 0 88px;}
.ky-anchor{position:sticky;top:104px;}
.ky-anchor-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--ky-text-3);margin-bottom:14px;}
.ky-anchor ul{display:grid;gap:4px;margin-bottom:24px;}
.ky-anchor li a{
  display:block;font-size:15px;color:var(--ky-text-2);
  padding:9px 12px;border-radius:var(--ky-radius-btn);
  transition:background .18s ease,color .18s ease;
}
.ky-anchor li a:hover{background:var(--ky-surface-alt);color:var(--ky-primary);}
.ky-anchor li a.is-active{background:var(--ky-primary-light);color:var(--ky-primary-dark);font-weight:600;}
.ky-anchor-card{
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-radius-card);
  padding:16px;box-shadow:var(--ky-shadow-1);
}
.ky-anchor-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--ky-radius-img);margin-bottom:14px;}
.ky-anchor-card h3{font-size:16px;margin-bottom:8px;}
.ky-anchor-card p{font-size:14px;line-height:1.7;color:var(--ky-text-2);margin-bottom:14px;}

/* ============ 内容块 ============ */
.ky-block{
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-radius-card);
  padding:28px;box-shadow:var(--ky-shadow-1);
  transition:box-shadow .18s ease,transform .18s ease;
  scroll-margin-top:104px;
}
.ky-block + .ky-block{margin-top:24px;}
.ky-block:hover{box-shadow:var(--ky-shadow-2);transform:translateY(-2px);}
.ky-block-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:12px;}
.ky-block-index{
  flex:none;display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--ky-primary-light);color:var(--ky-primary-dark);
  font-size:14px;font-weight:700;
}
.ky-block h2{font-size:22px;padding-top:5px;}
.ky-block-lead{font-size:15.5px;line-height:1.85;color:var(--ky-text-2);}
.ky-points{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px 22px;margin-top:18px;
}
.ky-points li{position:relative;padding-left:20px;font-size:15px;line-height:1.7;color:var(--ky-text-2);}
.ky-points li::before{
  content:"";position:absolute;left:0;top:11px;
  width:10px;height:2px;border-radius:2px;background:var(--ky-accent);
}
.ky-figure{margin-top:22px;}
.ky-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--ky-radius-img);}
.ky-figure figcaption{margin-top:10px;font-size:13px;line-height:1.7;color:var(--ky-text-3);}

/* ============ 板块通用 ============ */
.ky-section{padding:88px 0;}
.ky-section-alt{background:var(--ky-surface-alt);}
.ky-sec-head{max-width:740px;margin-bottom:40px;}
.ky-sec-head h2{
  position:relative;font-size:30px;padding-left:16px;margin-bottom:14px;letter-spacing:-.3px;
}
.ky-sec-head h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:2px;background:var(--ky-primary);
}
.ky-sec-head p{font-size:16px;line-height:1.85;color:var(--ky-text-2);}

/* ============ 适用场景 ============ */
.ky-scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.ky-scene{
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-radius-card);
  padding:24px;box-shadow:var(--ky-shadow-1);
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.ky-scene:hover{box-shadow:var(--ky-shadow-2);transform:translateY(-3px);border-color:#CFE2DF;}
.ky-scene-tag{
  display:inline-block;font-size:12.5px;font-weight:600;color:var(--ky-primary-dark);
  background:var(--ky-primary-light);border-radius:var(--ky-radius-pill);
  padding:4px 12px;margin-bottom:14px;
}
.ky-scene h3{font-size:18px;margin-bottom:10px;}
.ky-scene p{font-size:14.5px;line-height:1.75;color:var(--ky-text-2);}

/* ============ 流程 ============ */
.ky-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.ky-flow-item{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--ky-border);border-radius:var(--ky-radius-card);
  padding:28px 22px;box-shadow:var(--ky-shadow-1);
  transition:box-shadow .18s ease,transform .18s ease;
}
.ky-flow-item::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--ky-primary),rgba(15,111,106,.12));
}
.ky-flow-item:hover{box-shadow:var(--ky-shadow-2);transform:translateY(-3px);}
.ky-flow-num{
  font-size:28px;font-weight:700;color:var(--ky-primary);line-height:1;
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.ky-flow-item h3{font-size:18px;margin-bottom:10px;}
.ky-flow-item p{font-size:14.5px;line-height:1.75;color:var(--ky-text-2);}

/* ============ FAQ ============ */
.ky-faq{max-width:920px;}
.ky-faq .accordion-item{
  border:1px solid var(--ky-border);border-radius:var(--ky-radius-card);
  background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:var(--ky-shadow-1);
  transition:box-shadow .18s ease,border-color .18s ease;
}
.ky-faq .accordion-item:hover{box-shadow:var(--ky-shadow-2);}
.ky-faq .accordion-item:has(.accordion-button:not(.collapsed)){border-left:3px solid var(--ky-primary);}
.ky-faq .accordion-button{
  display:flex;align-items:center;gap:14px;
  font-size:16px;font-weight:600;color:var(--ky-text);
  background:#fff;padding:18px 22px;line-height:1.6;
  box-shadow:none;border-radius:0;
}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary-dark);background:#fff;box-shadow:none;}
.ky-faq .accordion-button:focus{box-shadow:none;border-color:transparent;outline:2px solid var(--ky-primary-light);outline-offset:-2px;}
.ky-faq .accordion-button::before{
  content:"?";flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:8px;
  background:var(--ky-primary-light);color:var(--ky-primary-dark);
  font-size:13px;font-weight:700;
}
.ky-faq .accordion-button::after{
  background-image:none;content:"";
  width:9px;height:9px;flex:none;margin-left:auto;
  border-right:2px solid var(--ky-primary);border-bottom:2px solid var(--ky-primary);
  transform:rotate(45deg);transition:transform .2s ease;
}
.ky-faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.ky-faq .accordion-body{
  padding:0 22px 22px 60px;
  font-size:15.5px;line-height:1.85;color:var(--ky-text-2);
}

/* ============ CTA 条 ============ */
.ky-cta-strip{padding:0 0 88px;}
.ky-cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:var(--ky-primary-light);
  border:1px solid #CBE3E0;border-radius:var(--ky-radius-card);
  padding:36px 40px;
}
.ky-cta-inner h2{font-size:24px;margin-bottom:10px;color:var(--ky-primary-dark);}
.ky-cta-inner p{font-size:15px;line-height:1.75;color:var(--ky-text-2);max-width:620px;}

/* ============ 页脚 ============ */
.ky-footer{background:#0A4A47;color:rgba(255,255,255,.78);padding:64px 0 0;}
.ky-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px 32px;}
.ky-footer h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.ky-footer ul{display:grid;gap:10px;}
.ky-footer a{font-size:14.5px;color:rgba(255,255,255,.78);}
.ky-footer a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.ky-footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:#fff;margin-bottom:14px;
}
.ky-footer .ky-logo-mark{background:rgba(255,255,255,.14);color:#fff;}
.ky-footer p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.68);max-width:360px;}
.ky-footer-bottom{
  margin-top:48px;padding:20px 0;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .ky-mega-panel{width:600px;}
}
@media (max-width:991.98px){
  .ky-header-inner{height:auto;padding:12px 0;flex-wrap:wrap;gap:10px 16px;}
  .ky-nav{order:3;flex-basis:100%;margin-left:0;overflow-x:auto;gap:20px;padding-bottom:2px;-webkit-overflow-scrolling:touch;}
  .ky-nav::-webkit-scrollbar{display:none;}
  .ky-nav-link{padding:8px 0;}
  .ky-nav-link::after{bottom:2px;}
  .ky-mega{margin-left:auto;}
  .ky-mega-panel{
    position:fixed;left:16px;right:16px;top:auto;bottom:16px;width:auto;
    max-height:72vh;overflow-y:auto;transform:translateY(24px);
  }
  .ky-mega.is-open .ky-mega-panel{transform:translateY(0);}
  .ky-mega-body{grid-template-columns:1fr;gap:18px;}
  .ky-cat-hero-inner{padding:56px 0 52px;}
  .ky-cat-hero h1{font-size:30px;}
  .ky-cat-hero-lead{font-size:15.5px;}
  .ky-cat-body{padding:56px 0 64px;}
  .ky-anchor{position:static;margin-bottom:28px;}
  .ky-anchor ul{grid-template-columns:repeat(4,minmax(0,1fr));}
  .ky-anchor li a{text-align:center;padding:9px 6px;font-size:14px;}
  .ky-anchor-card{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:center;}
  .ky-anchor-card img{aspect-ratio:4/3;margin-bottom:0;}
  .ky-anchor-card p{margin-bottom:10px;}
  .ky-section{padding:64px 0;}
  .ky-scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .ky-flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .ky-cta-strip{padding-bottom:64px;}
  .ky-cta-inner{padding:28px;}
  .ky-footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767.98px){
  .ky-cat-hero h1{font-size:26px;}
  .ky-anchor ul{grid-template-columns:repeat(2,minmax(0,1fr));}
  .ky-anchor-card{grid-template-columns:1fr;}
  .ky-anchor-card img{margin-bottom:12px;}
  .ky-points{grid-template-columns:1fr;}
  .ky-block{padding:22px;}
  .ky-block h2{font-size:19px;}
  .ky-sec-head h2{font-size:22px;}
  .ky-scene-grid{grid-template-columns:1fr;}
  .ky-flow{grid-template-columns:1fr;}
  .ky-faq .accordion-body{padding:0 20px 20px 20px;}
  .ky-cta-inner h2{font-size:20px;}
  .ky-footer-grid{grid-template-columns:1fr;}
  .ky-section{padding:48px 0;}
  .ky-cat-body{padding:44px 0 52px;}
}

/* roulang page: category2 */
:root{
  --ky-primary:#0F6F6A;
  --ky-primary-dark:#0A4A47;
  --ky-primary-light:#E3F1EF;
  --ky-amber:#E0A13B;
  --ky-amber-dark:#C8871F;
  --ky-bg:#F6F9F8;
  --ky-surface:#FFFFFF;
  --ky-section:#EEF4F3;
  --ky-text:#14211F;
  --ky-muted:#4B5C5A;
  --ky-faint:#8A9896;
  --ky-border:#DCE7E5;
  --ky-success:#2F9E76;
  --ky-danger:#D9553F;
  --ky-radius:16px;
  --ky-radius-sm:10px;
  --ky-shadow-1:0 2px 8px rgba(10,74,71,.06);
  --ky-shadow-2:0 10px 24px rgba(10,74,71,.12);
  --ky-shadow-3:0 18px 40px rgba(10,74,71,.16);

  --bs-primary:#0F6F6A;
  --bs-body-bg:#F6F9F8;
  --bs-body-color:#14211F;
  --bs-border-color:#DCE7E5;
  --bs-border-radius:10px;
  --bs-border-radius-lg:16px;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-link-color:#0F6F6A;
  --bs-link-hover-color:#0A4A47;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ky-text);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--ky-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease}
a:hover{color:var(--ky-primary-dark)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.3;color:var(--ky-text)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:992px){
  .container{padding-left:32px;padding-right:32px}
}
@media (min-width:1600px){
  .container{max-width:1320px}
}

/* ============ header ============ */
.ky-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--ky-border);
  box-shadow:0 1px 0 rgba(10,74,71,.02);
}
.ky-header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:74px;
}
.ky-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:var(--ky-text);
  letter-spacing:.2px;
}
.ky-logo:hover{color:var(--ky-text)}
.ky-logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:11px;
  background:linear-gradient(135deg,#0F6F6A,#0A4A47);
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.5px;
  flex:0 0 auto;
}
.ky-nav{
  display:flex;
  align-items:center;
  gap:28px;
}
.ky-nav-link{
  position:relative;
  display:inline-block;
  padding:8px 2px;
  font-size:15px;
  font-weight:500;
  color:var(--ky-muted);
  white-space:nowrap;
}
.ky-nav-link:hover{color:var(--ky-primary)}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600}
.ky-nav-link.is-active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--ky-primary);
}
.ky-header-right{display:flex;align-items:center;gap:16px}

.ky-mega-wrap{position:relative}
.ky-mega-toggle{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 16px;
  border:1px solid var(--ky-border);
  border-radius:999px;
  background:#fff;
  color:var(--ky-muted);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all .18s ease;
}
.ky-mega-toggle:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:var(--ky-primary-light)}
.ky-mega-toggle i{font-size:11px;transition:transform .18s ease}
.ky-mega-wrap:hover .ky-mega-toggle i,
.ky-mega-wrap:focus-within .ky-mega-toggle i{transform:rotate(180deg)}

.ky-mega{
  position:absolute;
  right:0;
  top:calc(100% + 14px);
  width:640px;
  background:#fff;
  border-radius:16px;
  border:1px solid var(--ky-border);
  box-shadow:var(--ky-shadow-3);
  padding:26px 26px 22px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .19s ease,transform .19s ease,visibility .19s ease;
}
.ky-mega::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:3px;
  border-radius:16px 16px 0 0;
  background:var(--ky-primary);
}
.ky-mega-wrap:hover .ky-mega,
.ky-mega-wrap:focus-within .ky-mega{opacity:1;visibility:visible;transform:translateY(0)}
.ky-mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.ky-mega-col h4{
  font-size:13px;
  color:var(--ky-faint);
  font-weight:600;
  letter-spacing:.6px;
  margin-bottom:10px;
}
.ky-mega-col li + li{border-top:1px solid var(--ky-border)}
.ky-mega-col li a{
  display:block;
  padding:9px 0;
  font-size:14px;
  color:var(--ky-muted);
}
.ky-mega-col li a:hover{color:var(--ky-primary);padding-left:4px}
.ky-mega-news li a{display:flex;gap:10px;align-items:baseline}
.ky-mega-news .ky-time{
  flex:0 0 auto;
  font-size:12px;
  color:var(--ky-faint);
  font-variant-numeric:tabular-nums;
}
.ky-mega-card{
  display:flex;
  gap:14px;
  align-items:center;
  margin-top:20px;
  padding-top:20px;
  border-top:1px solid var(--ky-border);
}
.ky-mega-card img{
  width:104px;
  height:68px;
  border-radius:12px;
  object-fit:cover;
  flex:0 0 auto;
}
.ky-mega-card h4{font-size:15px;margin-bottom:4px}
.ky-mega-card p{font-size:13px;color:var(--ky-muted);line-height:1.6;margin-bottom:6px}

.ky-burger{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:11px;
  border:1px solid var(--ky-border);
  background:#fff;
  color:var(--ky-primary);
  font-size:17px;
  cursor:pointer;
}
.ky-burger:hover{background:var(--ky-primary-light);border-color:var(--ky-primary)}

.ky-drawer{width:88%;max-width:360px;border:0}
.ky-drawer .offcanvas-header{border-bottom:1px solid var(--ky-border);padding:18px 22px}
.ky-drawer .offcanvas-body{padding:18px 22px 32px}
.ky-drawer-nav a{
  display:block;
  padding:14px 4px;
  font-size:16px;
  font-weight:500;
  color:var(--ky-muted);
  border-bottom:1px solid var(--ky-border);
}
.ky-drawer-nav a.is-active{color:var(--ky-primary);font-weight:700}
.ky-drawer-title{
  font-size:13px;
  color:var(--ky-faint);
  letter-spacing:.6px;
  margin:22px 0 8px;
}
.ky-drawer-sub a{
  display:block;
  padding:10px 4px;
  font-size:14px;
  color:var(--ky-muted);
}
.ky-drawer-sub a:hover{color:var(--ky-primary)}
.ky-drawer-cta{margin-top:24px}

/* ============ buttons ============ */
.ky-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 28px;
  border-radius:var(--ky-radius-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  transition:all .18s ease;
}
.ky-btn-primary{
  background:var(--ky-amber);
  color:#2A1D05;
  box-shadow:0 2px 8px rgba(224,161,59,.28);
}
.ky-btn-primary:hover{
  background:var(--ky-amber-dark);
  color:#2A1D05;
  transform:translateY(-2px);
  box-shadow:var(--ky-shadow-2);
}
.ky-btn-primary:active{transform:translateY(0)}
.ky-btn-outline{
  background:transparent;
  border-color:var(--ky-primary);
  color:var(--ky-primary);
}
.ky-btn-outline:hover{
  background:var(--ky-primary-light);
  color:var(--ky-primary-dark);
  transform:translateY(-2px);
}
.ky-btn-light{
  background:#fff;
  border-color:rgba(255,255,255,.55);
  color:var(--ky-primary-dark);
}
.ky-btn-light:hover{background:#fff;color:var(--ky-primary);transform:translateY(-2px)}
.ky-btn-sm{padding:10px 20px;font-size:14px}
.ky-textlink{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--ky-primary);
  border-bottom:1px dashed var(--ky-primary);
  padding-bottom:2px;
}
.ky-textlink:hover{border-bottom-style:solid;color:var(--ky-primary-dark)}
.ky-textlink i{font-size:12px}

/* ============ hero ============ */
.ky-c2-hero{
  position:relative;
  overflow:hidden;
  background:linear-gradient(120deg,#0A4A47 0%,#0F6F6A 100%);
  min-height:268px;
  display:flex;
  align-items:center;
}
.ky-c2-hero-media{
  position:absolute;
  top:0;
  right:0;
  bottom:0;
  width:54%;
  background-image:url(/assets/images/coverpic/cover-2.webp);
  background-size:cover;
  background-position:center;
  opacity:.42;
}
.ky-c2-hero-veil{
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(10,74,71,.97) 0%,rgba(10,74,71,.9) 38%,rgba(10,74,71,.55) 66%,rgba(10,74,71,.28) 100%);
}
.ky-c2-hero-content{
  position:relative;
  z-index:2;
  padding-top:56px;
  padding-bottom:56px;
  max-width:760px;
}
.ky-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  color:#D9EFEC;
  font-size:13px;
  font-weight:600;
  letter-spacing:.4px;
  margin-bottom:16px;
}
.ky-c2-hero h1{
  color:#fff;
  font-size:38px;
  line-height:1.28;
  margin-bottom:14px;
  letter-spacing:.2px;
}
.ky-c2-hero p{
  color:rgba(255,255,255,.84);
  font-size:17px;
  line-height:1.7;
  max-width:620px;
  margin-bottom:26px;
}
.ky-hero-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:991px){
  .ky-c2-hero-media{width:100%;opacity:.26}
  .ky-c2-hero h1{font-size:28px}
  .ky-c2-hero-content{padding-top:44px;padding-bottom:44px}
}

/* ============ section ============ */
.ky-section{padding:96px 0}
.ky-section.is-tight{padding:72px 0}
.ky-section.is-plain{background:var(--ky-bg)}
.ky-section.is-soft{background:var(--ky-section)}
.ky-section.is-white{background:#fff}

.ky-section-head{max-width:760px;margin-bottom:52px}
.ky-section-head.is-center{margin-left:auto;margin-right:auto;text-align:center}
.ky-section-head h2{
  font-size:30px;
  margin-bottom:14px;
  position:relative;
  padding-left:18px;
}
.ky-section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:3px;
  border-radius:3px;
  background:var(--ky-primary);
}
.ky-section-head.is-center h2{padding-left:0}
.ky-section-head.is-center h2::before{display:none}
.ky-section-head p{color:var(--ky-muted);font-size:16px}
@media (max-width:991px){
  .ky-section{padding:64px 0}
  .ky-section.is-tight{padding:52px 0}
  .ky-section-head h2{font-size:22px}
  .ky-section-head{margin-bottom:34px}
}
@media (max-width:767px){
  .ky-section{padding:48px 0}
  .ky-section.is-tight{padding:44px 0}
}

/* ============ 速览三卡 ============ */
.ky-overview-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.ky-overview-card{
  background:#fff;
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius);
  padding:28px;
  box-shadow:var(--ky-shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.ky-overview-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--ky-shadow-2);
  border-color:#C7DEDA;
}
.ky-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:12px;
  background:var(--ky-primary-light);
  color:var(--ky-primary-dark);
  font-weight:700;
  font-size:15px;
  margin-bottom:16px;
}
.ky-overview-card h3{font-size:19px;margin-bottom:10px}
.ky-overview-card p{color:var(--ky-muted);font-size:15px;line-height:1.8}
@media (max-width:991px){
  .ky-overview-grid{grid-template-columns:1fr;gap:18px}
  .ky-overview-card{padding:22px}
}

/* ============ zigzag ============ */
.ky-zigzag{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:56px;
  align-items:center;
}
.ky-zigzag + .ky-zigzag{margin-top:88px}
.ky-zigzag.is-reverse{grid-template-columns:7fr 5fr}
.ky-zigzag.is-reverse .ky-zigzag-text{order:2}
.ky-zigzag.is-reverse .ky-zigzag-media{order:1}
.ky-zigzag-tag{
  display:inline-block;
  padding:5px 14px;
  border-radius:999px;
  background:var(--ky-primary-light);
  color:var(--ky-primary-dark);
  font-size:13px;
  font-weight:600;
  margin-bottom:16px;
}
.ky-zigzag-text h3{font-size:24px;margin-bottom:16px}
.ky-zigzag-text > p{color:var(--ky-muted);margin-bottom:22px}
.ky-points li{
  position:relative;
  padding-left:28px;
  margin-bottom:12px;
  color:var(--ky-text);
  font-size:15px;
}
.ky-points li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:14px;
  height:2px;
  border-radius:2px;
  background:var(--ky-amber);
}
.ky-zigzag-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:12px;
  box-shadow:var(--ky-shadow-2);
}
@media (max-width:991px){
  .ky-zigzag,
  .ky-zigzag.is-reverse{grid-template-columns:1fr;gap:26px}
  .ky-zigzag.is-reverse .ky-zigzag-text{order:1}
  .ky-zigzag.is-reverse .ky-zigzag-media{order:2}
  .ky-zigzag + .ky-zigzag{margin-top:56px}
  .ky-zigzag-text h3{font-size:20px}
  .ky-zigzag-media img{aspect-ratio:16/9}
}

/* ============ 流程 ============ */
.ky-steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  counter-reset:step;
}
.ky-step{
  position:relative;
  background:#fff;
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius);
  padding:26px 24px;
  box-shadow:var(--ky-shadow-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.ky-step:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-2)}
.ky-step::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  display:block;
  font-size:13px;
  font-weight:700;
  color:var(--ky-amber-dark);
  letter-spacing:1px;
  margin-bottom:12px;
}
.ky-step h3{font-size:17px;margin-bottom:10px}
.ky-step p{font-size:14px;color:var(--ky-muted);line-height:1.8}
@media (max-width:991px){
  .ky-steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:575px){
  .ky-steps{grid-template-columns:1fr}
}

/* ============ FAQ ============ */
.ky-faq{max-width:900px;margin:0 auto}
.ky-faq .accordion-item{
  border:1px solid var(--ky-border);
  border-radius:14px;
  background:#fff;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--ky-shadow-1);
}
.ky-faq .accordion-button{
  display:flex;
  align-items:center;
  gap:12px;
  width:100%;
  padding:18px 22px;
  font-size:16px;
  font-weight:600;
  color:var(--ky-text);
  background:#fff;
  border:0;
  text-align:left;
  box-shadow:none;
}
.ky-faq .accordion-button::before{
  content:"?";
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:26px;
  height:26px;
  border-radius:9px;
  background:var(--ky-primary-light);
  color:var(--ky-primary-dark);
  font-size:13px;
  font-weight:700;
}
.ky-faq .accordion-button::after{
  margin-left:auto;
  transition:transform .2s ease;
}
.ky-faq .accordion-button:not(.collapsed){
  background:#fff;
  color:var(--ky-primary-dark);
  box-shadow:none;
  border-left:3px solid var(--ky-primary);
  padding-left:19px;
}
.ky-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--ky-primary);outline-offset:-2px}
.ky-faq .accordion-body{
  padding:0 22px 22px 60px;
  color:var(--ky-muted);
  font-size:15px;
  line-height:1.85;
  transition:all .2s ease;
}
@media (max-width:575px){
  .ky-faq .accordion-body{padding-left:22px}
  .ky-faq .accordion-button{font-size:15px;padding:16px 18px}
}

/* ============ CTA ============ */
.ky-cta{
  background:linear-gradient(120deg,#0A4A47 0%,#0F6F6A 100%);
  position:relative;
  overflow:hidden;
}
.ky-cta::after{
  content:"";
  position:absolute;
  right:-60px;
  top:-60px;
  width:320px;
  height:320px;
  border-radius:50%;
  background:rgba(255,255,255,.05);
}
.ky-cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding-top:56px;
  padding-bottom:56px;
}
.ky-cta-inner h2{color:#fff;font-size:26px;margin-bottom:10px}
.ky-cta-inner p{color:rgba(255,255,255,.8);font-size:15px}
@media (max-width:767px){
  .ky-cta-inner{flex-direction:column;align-items:flex-start;gap:20px;padding-top:44px;padding-bottom:44px}
  .ky-cta-inner h2{font-size:21px}
}

/* ============ footer ============ */
.ky-footer{
  background:#0B3330;
  color:rgba(255,255,255,.82);
  padding:72px 0 0;
}
.ky-footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.ky-footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.ky-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.ky-footer h3{
  font-size:14px;
  color:#fff;
  letter-spacing:.6px;
  margin-bottom:16px;
  font-weight:600;
}
.ky-footer li{margin-bottom:10px}
.ky-footer li a{
  font-size:14px;
  color:rgba(255,255,255,.72);
}
.ky-footer li a:hover{color:#fff}
.ky-footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 0;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.58);
}
@media (max-width:991px){
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575px){
  .ky-footer-grid{grid-template-columns:1fr}
  .ky-footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: category3 */
:root{
  --ky-primary:#0F6F6A;
  --ky-primary-dark:#0A4A47;
  --ky-primary-light:#E3F1EF;
  --ky-amber:#E0A13B;
  --ky-amber-dark:#C4882B;
  --ky-bg:#F6F9F8;
  --ky-card:#FFFFFF;
  --ky-section:#EEF4F3;
  --ky-text:#14211F;
  --ky-text-2:#4B5C5A;
  --ky-text-3:#8A9896;
  --ky-border:#DCE7E5;
  --ky-success:#2F9E76;
  --ky-danger:#D9553F;
  --ky-radius-card:16px;
  --ky-radius-btn:10px;
  --ky-radius-img:12px;
  --ky-radius-pill:999px;
  --ky-shadow-1:0 2px 8px rgba(10,74,71,.06);
  --ky-shadow-2:0 10px 24px rgba(10,74,71,.12);
  --ky-shadow-3:0 18px 40px rgba(10,74,71,.16);
  --ky-ease:180ms ease;
  --ky-gap:24px;
  --bs-primary:#0F6F6A;
  --bs-body-bg:#F6F9F8;
  --bs-body-color:#14211F;
  --bs-border-radius:10px;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--ky-text);
  background-color:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ky-primary);text-decoration:none;transition:color var(--ky-ease),border-color var(--ky-ease);}
a:hover{color:var(--ky-primary-dark);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--ky-text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:4px;}

.ky-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:992px){
  .ky-container{padding-left:32px;padding-right:32px;}
}
@media (min-width:1600px){
  .ky-container{max-width:1320px;}
}

/* ============ Header ============ */
.ky-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--ky-border);
  box-shadow:0 1px 0 rgba(10,74,71,.03);
  backdrop-filter:saturate(150%) blur(6px);
}
.ky-header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:74px;
}
.ky-brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-size:18px;
  font-weight:700;
  color:var(--ky-text);
  letter-spacing:.2px;
}
.ky-brand:hover{color:var(--ky-primary);}
.ky-logo-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--ky-primary) 0%,var(--ky-primary-dark) 100%);
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.5px;
  box-shadow:var(--ky-shadow-1);
}
.ky-brand-name{white-space:nowrap;}

.ky-nav{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:auto;
}
.ky-nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--ky-text-2);
  padding:6px 0;
}
.ky-nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--ky-primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--ky-ease);
  border-radius:2px;
}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{transform:scaleX(1);}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;}
.ky-nav-link.is-active::after{transform:scaleX(1);}

.ky-mega{position:relative;flex-shrink:0;}
.ky-mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;
  border-radius:var(--ky-radius-btn);
  border:1px solid var(--ky-border);
  background:#fff;
  color:var(--ky-text);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all var(--ky-ease);
}
.ky-mega-trigger:hover{border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-mega-trigger i{font-size:12px;transition:transform var(--ky-ease);}
.ky-mega-panel{
  position:absolute;
  top:calc(100% + 12px);
  right:0;
  width:640px;
  background:#fff;
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-card);
  box-shadow:var(--ky-shadow-3);
  padding:24px;
  opacity:0;
  visibility:hidden;
  transform:translateY(-8px);
  transition:opacity 200ms ease,transform 200ms ease,visibility 200ms ease;
  overflow:hidden;
}
.ky-mega-panel::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:var(--ky-primary);
}
.ky-mega:hover .ky-mega-panel,
.ky-mega:focus-within .ky-mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.ky-mega:hover .ky-mega-trigger i,
.ky-mega:focus-within .ky-mega-trigger i{transform:rotate(180deg);}
.ky-mega-cols{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.ky-mega-col h4{
  font-size:13px;
  font-weight:700;
  color:var(--ky-text-3);
  letter-spacing:1px;
  margin-bottom:12px;
}
.ky-mega-list li + li{margin-top:9px;}
.ky-mega-list a{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--ky-text-2);
}
.ky-mega-list a::before{
  content:"";
  width:5px;height:5px;
  border-radius:50%;
  background:var(--ky-primary-light);
  border:1px solid var(--ky-primary);
  flex-shrink:0;
}
.ky-mega-list a:hover{color:var(--ky-primary);}
.ky-mega-time{
  margin-left:auto;
  font-size:12px;
  color:var(--ky-text-3);
}
.ky-mega-card{
  margin-top:20px;
  padding-top:20px;
  border-top:1px solid var(--ky-border);
  display:flex;
  align-items:center;
  gap:16px;
}
.ky-mega-card img{
  width:104px;
  height:68px;
  object-fit:cover;
  border-radius:var(--ky-radius-img);
  flex-shrink:0;
}
.ky-mega-card h5{
  margin:0 0 4px;
  font-size:15px;
  font-weight:700;
}
.ky-mega-card p{
  font-size:13px;
  color:var(--ky-text-2);
  line-height:1.6;
  margin-bottom:8px;
}
.ky-mega-card .ky-mini-btn{
  font-size:13px;
  font-weight:600;
  color:var(--ky-primary);
  border-bottom:1px dashed var(--ky-primary);
}

.ky-nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-btn);
  background:#fff;
  color:var(--ky-text);
  font-size:18px;
  cursor:pointer;
}

/* ============ Buttons ============ */
.ky-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--ky-radius-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:all var(--ky-ease);
  white-space:nowrap;
}
.ky-btn-primary{
  background:var(--ky-amber);
  color:#173A34;
  box-shadow:0 4px 12px rgba(224,161,59,.28);
}
.ky-btn-primary:hover{
  background:var(--ky-amber-dark);
  color:#122E2A;
  transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(224,161,59,.34);
}
.ky-btn-primary:active{transform:translateY(0);}
.ky-btn-ghost{
  background:transparent;
  color:var(--ky-primary);
  border-color:var(--ky-primary);
}
.ky-btn-ghost:hover{
  background:var(--ky-primary-light);
  color:var(--ky-primary-dark);
  transform:translateY(-2px);
}
.ky-btn-ghost:active{transform:translateY(0);}
.ky-btn-sm{padding:10px 20px;font-size:14px;}

/* ============ Hero ============ */
.ky-hero{
  position:relative;
  padding:56px 0 72px;
  background:
    linear-gradient(120deg,rgba(10,74,71,.94) 0%,rgba(15,111,106,.92) 58%,rgba(15,111,106,.80) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.ky-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cpath d='M0 60c30 0 30-24 60-24s30 24 60 24' fill='none' stroke='%23ffffff' stroke-opacity='0.07' stroke-width='1.4'/%3E%3C/svg%3E");
  pointer-events:none;
}
.ky-hero .ky-container{position:relative;z-index:2;}
.ky-breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.72);
  margin-bottom:22px;
}
.ky-breadcrumb a{color:rgba(255,255,255,.85);}
.ky-breadcrumb a:hover{color:#fff;}
.ky-breadcrumb i{font-size:10px;opacity:.6;}
.ky-hero h1{
  color:#fff;
  font-size:28px;
  max-width:820px;
  margin-bottom:16px;
}
.ky-hero-sub{
  font-size:16px;
  color:rgba(255,255,255,.86);
  max-width:640px;
  margin-bottom:28px;
}
.ky-hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.ky-hero .ky-btn-ghost{
  color:#fff;
  border-color:rgba(255,255,255,.55);
}
.ky-hero .ky-btn-ghost:hover{
  background:rgba(255,255,255,.12);
  color:#fff;
  border-color:#fff;
}

/* ============ Sections ============ */
.ky-section{padding:48px 0;}
@media (min-width:768px){.ky-section{padding:64px 0;}}
@media (min-width:992px){.ky-section{padding:96px 0;}}
.ky-section-alt{background:var(--ky-section);}
.ky-section-head{
  max-width:760px;
  margin-bottom:32px;
}
@media (min-width:992px){.ky-section-head{margin-bottom:48px;}}
.ky-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.5px;
  color:var(--ky-primary);
  margin-bottom:12px;
}
.ky-eyebrow::before{
  content:"";
  width:12px;height:12px;
  border-radius:3px;
  background:var(--ky-primary);
  opacity:.85;
}
.ky-section-head h2{font-size:22px;margin-bottom:14px;}
@media (min-width:992px){.ky-section-head h2{font-size:30px;}}
.ky-section-head p{color:var(--ky-text-2);font-size:15.5px;}

/* ============ Stats bar ============ */
.ky-stats{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1px;
  background:var(--ky-border);
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-card);
  overflow:hidden;
  box-shadow:var(--ky-shadow-1);
}
@media (min-width:992px){
  .ky-stats{grid-template-columns:repeat(4,1fr);}
}
.ky-stat{
  background:#fff;
  padding:26px 22px;
  transition:background var(--ky-ease);
}
.ky-stat:hover{background:var(--ky-primary-light);}
.ky-stat-num{
  font-size:34px;
  font-weight:700;
  line-height:1;
  color:var(--ky-primary);
  letter-spacing:-.5px;
  margin-bottom:10px;
  display:flex;
  align-items:baseline;
  gap:6px;
}
.ky-stat-num span{font-size:14px;font-weight:600;color:var(--ky-text-2);}
.ky-stat-label{
  font-size:15px;
  font-weight:600;
  margin-bottom:6px;
}
.ky-stat-desc{
  font-size:13px;
  color:var(--ky-text-3);
  line-height:1.7;
}

/* ============ Card grid ============ */
.ky-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--ky-gap);
}
@media (min-width:768px){.ky-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.ky-grid{grid-template-columns:repeat(3,1fr);}}
.ky-card{
  background:var(--ky-card);
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-card);
  overflow:hidden;
  box-shadow:var(--ky-shadow-1);
  display:flex;
  flex-direction:column;
  transition:transform var(--ky-ease),box-shadow var(--ky-ease),border-color var(--ky-ease);
}
.ky-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--ky-shadow-2);
  border-color:#C9DEDA;
}
.ky-card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
}
.ky-card-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 400ms ease;
}
.ky-card:hover .ky-card-media img{transform:scale(1.04);}
.ky-card-badge{
  position:absolute;
  top:12px;left:12px;
  padding:5px 12px;
  font-size:12px;
  font-weight:600;
  border-radius:var(--ky-radius-pill);
  background:rgba(255,255,255,.94);
  color:var(--ky-primary-dark);
  box-shadow:var(--ky-shadow-1);
}
.ky-card-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.ky-card-body h3{
  font-size:18px;
  margin-bottom:10px;
}
.ky-card-body p{
  font-size:14.5px;
  color:var(--ky-text-2);
  line-height:1.8;
  margin-bottom:18px;
}
.ky-card-more{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--ky-primary);
}
.ky-card-more i{transition:transform var(--ky-ease);font-size:12px;}
.ky-card-more:hover{color:var(--ky-primary-dark);}
.ky-card-more:hover i{transform:translateX(4px);}

/* ============ Process ============ */
.ky-steps{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
  counter-reset:step;
}
@media (min-width:768px){.ky-steps{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.ky-steps{grid-template-columns:repeat(4,1fr);}}
.ky-step{
  position:relative;
  background:#fff;
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-card);
  padding:26px 22px;
  box-shadow:var(--ky-shadow-1);
  transition:transform var(--ky-ease),box-shadow var(--ky-ease);
}
.ky-step:hover{transform:translateY(-3px);box-shadow:var(--ky-shadow-2);}
.ky-step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;height:36px;
  border-radius:10px;
  background:var(--ky-primary-light);
  color:var(--ky-primary-dark);
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.ky-step h3{font-size:17px;margin-bottom:8px;}
.ky-step p{font-size:14px;color:var(--ky-text-2);line-height:1.8;}

/* ============ Dark panel ============ */
.ky-panel-dark{
  background:linear-gradient(135deg,var(--ky-primary-dark) 0%,var(--ky-primary) 100%);
  border-radius:var(--ky-radius-card);
  padding:32px 24px;
  color:#fff;
  display:grid;
  gap:32px;
  position:relative;
  overflow:hidden;
}
@media (min-width:992px){
  .ky-panel-dark{grid-template-columns:1fr 1.1fr;padding:48px;gap:48px;}
}
.ky-panel-dark h2{
  color:#fff;
  font-size:22px;
  margin-bottom:14px;
}
@media (min-width:992px){.ky-panel-dark h2{font-size:28px;}}
.ky-panel-dark p{
  color:rgba(255,255,255,.82);
  font-size:15px;
}
.ky-check-list li{
  display:flex;
  gap:12px;
  font-size:15px;
  color:rgba(255,255,255,.92);
  padding:12px 0;
  border-bottom:1px solid rgba(255,255,255,.16);
  line-height:1.75;
}
.ky-check-list li:last-child{border-bottom:none;}
.ky-check-list i{
  color:var(--ky-amber);
  font-size:15px;
  margin-top:4px;
  flex-shrink:0;
}

/* ============ FAQ ============ */
.ky-faq-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--ky-gap);
}
@media (min-width:992px){
  .ky-faq-grid{grid-template-columns:repeat(4,1fr);}
  .ky-faq-grid .ky-faq-item{grid-column:span 2;}
}
.ky-faq-item{
  background:#fff;
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-card);
  padding:26px;
  box-shadow:var(--ky-shadow-1);
  border-left:3px solid var(--ky-primary);
  transition:box-shadow var(--ky-ease);
}
.ky-faq-item:hover{box-shadow:var(--ky-shadow-2);}
.ky-faq-q{
  display:flex;
  gap:12px;
  font-size:17px;
  font-weight:700;
  margin-bottom:12px;
  line-height:1.6;
}
.ky-faq-q i{
  color:var(--ky-primary);
  font-size:16px;
  margin-top:5px;
  flex-shrink:0;
}
.ky-faq-a{
  font-size:14.5px;
  color:var(--ky-text-2);
  line-height:1.85;
  padding-left:28px;
}

/* ============ CTA ============ */
.ky-cta{
  border:1px solid var(--ky-border);
  border-radius:var(--ky-radius-card);
  background:#fff;
  padding:32px 24px;
  display:flex;
  flex-direction:column;
  gap:20px;
  align-items:flex-start;
  box-shadow:var(--ky-shadow-1);
}
@media (min-width:768px){
  .ky-cta{
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
    padding:36px 40px;
  }
}
.ky-cta h2{font-size:21px;margin-bottom:8px;}
@media (min-width:992px){.ky-cta h2{font-size:25px;}}
.ky-cta p{font-size:14.5px;color:var(--ky-text-2);}
.ky-cta .ky-btn{flex-shrink:0;}

/* ============ Footer ============ */
.ky-footer{
  background:#0C2B29;
  color:rgba(255,255,255,.78);
  padding:56px 0 0;
  margin-top:8px;
}
.ky-footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:36px;
  padding-bottom:40px;
}
@media (min-width:768px){.ky-footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.ky-footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}}
.ky-footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.ky-footer-brand .ky-logo-mark{
  background:linear-gradient(135deg,#148A83 0%,#0A4A47 100%);
}
.ky-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);}
.ky-footer h3{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  font-weight:600;
}
.ky-footer ul li{margin-bottom:10px;}
.ky-footer ul a{
  font-size:14px;
  color:rgba(255,255,255,.72);
}
.ky-footer ul a:hover{color:var(--ky-amber);}
.ky-footer-bottom{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.55);
}
@media (min-width:768px){
  .ky-footer-bottom{flex-direction:row;justify-content:space-between;align-items:center;}
}

/* ============ Mobile nav ============ */
@media (max-width:991.98px){
  .ky-nav-toggle{display:inline-flex;}
  .ky-nav,
  .ky-mega{
    display:none;
  }
  .ky-header.is-open .ky-nav{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
    width:100%;
    margin:0;
    padding:8px 0 4px;
  }
  .ky-header.is-open .ky-nav-link{
    width:100%;
    padding:12px 4px;
    border-bottom:1px solid var(--ky-border);
    font-size:15.5px;
  }
  .ky-header.is-open .ky-nav-link::after{display:none;}
  .ky-header.is-open .ky-mega{
    display:block;
    width:100%;
    padding:12px 0 18px;
  }
  .ky-header.is-open .ky-mega-trigger{width:100%;justify-content:space-between;}
  .ky-header.is-open .ky-mega-panel{
    position:static;
    width:100%;
    opacity:1;
    visibility:visible;
    transform:none;
    box-shadow:none;
    border:none;
    padding:16px 0 0;
    background:transparent;
  }
  .ky-header.is-open .ky-mega-panel::before{display:none;}
  .ky-header.is-open .ky-mega-cols{grid-template-columns:1fr;gap:20px;}
  .ky-header-inner{flex-wrap:wrap;}
  .ky-brand{font-size:16px;}
}