/* roulang page: index */
:root{
  --brand:#0E7C6B;
  --brand-deep:#0A5F52;
  --brand-light:#3FC79A;
  --grad:linear-gradient(135deg,#0E7C6B 0%,#3FC79A 100%);
  --copper:#C2853B;
  --ink:#10161A;
  --muted:#5B6A70;
  --faint:#8A969B;
  --line:#D6DEE0;
  --shell:#F4F6F7;
  --panel:#E9EDEE;
  --night:#0D1A1B;
  --night-text:#F1F5F4;
  --night-sub:#A9BAB7;
  --success:#1E9E6A;
  --error:#C0483C;
  --r-xl:28px;
  --r-md:20px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(13,26,27,.06);
  --sh-2:0 8px 24px -12px rgba(13,26,27,.18);
  --sh-3:0 18px 40px -18px rgba(13,26,27,.26);
  --t:200ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--shell);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color var(--t)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container-x{padding:0 32px}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:104px 0}}
.section-tight{padding:48px 0}
@media (min-width:1024px){.section-tight{padding:76px 0}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.04em;color:var(--brand);
  background:#EAF6F2;border:1px solid rgba(14,124,107,.22);
  border-radius:999px;padding:6px 12px;
}
h1,h2,h3,h4{line-height:1.25;font-weight:700;letter-spacing:.01em}
.h1{font-size:30px;font-weight:700}
@media (min-width:1024px){.h1{font-size:42px}}
.h2{font-size:23px}
@media (min-width:1024px){.h2{font-size:29px}}
.h3{font-size:18px}
@media (min-width:1024px){.h3{font-size:21px}}
.lead{color:var(--muted);font-size:16px;line-height:1.8}
@media (min-width:1024px){.lead{font-size:17px}}
.small{font-size:13.5px;color:var(--faint);line-height:1.7}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head .desc{color:var(--muted);font-size:15.5px;max-width:640px;margin-top:10px}
/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform var(--t),background-color var(--t),box-shadow var(--t),color var(--t),border-color var(--t);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -14px rgba(14,124,107,.7)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 16px 30px -16px rgba(14,124,107,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn-ghost:hover{background:#EAF6F2;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-text{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
.btn[disabled],.btn.is-disabled{opacity:.6;cursor:not-allowed;transform:none}
/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 11px;border-radius:999px;font-size:12.5px;font-weight:600;
  border:1px solid transparent;line-height:1.4;
}
.badge-green{background:#EAF6F2;color:var(--brand-deep);border-color:rgba(14,124,107,.2)}
.badge-copper{background:#FBF2E4;color:#8F5D20;border-color:rgba(194,133,59,.35)}
.badge-plain{background:var(--panel);color:var(--muted);border-color:var(--line)}
/* 卡片 */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card-lg{border-radius:var(--r-xl)}
.card-pad{padding:22px}
@media (min-width:1024px){.card-pad{padding:26px}}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:rgba(14,124,107,.28)}
.card-hover:hover .card-title{color:var(--brand)}
.card-title{font-size:17px;font-weight:700;line-height:1.45;transition:color var(--t)}
.card-text{color:var(--muted);font-size:14.5px;line-height:1.8;margin-top:8px}
.thumb{position:relative;overflow:hidden;border-radius:16px;background:var(--panel)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1)}
.thumb-16x9{aspect-ratio:16/9}
.thumb-4x3{aspect-ratio:4/3}
.card-hover:hover .thumb img{transform:scale(1.03)}
.icon-dot{
  width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:17px;box-shadow:0 10px 22px -14px rgba(14,124,107,.8);
}
.icon-dot.copper{background:linear-gradient(135deg,#C2853B 0%,#E0B071 100%);box-shadow:0 10px 22px -14px rgba(194,133,59,.8)}
/* 指标 */
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1)}
.stat-value{font-size:30px;font-weight:700;line-height:1.15;letter-spacing:-.01em}
@media (min-width:1024px){.stat-value{font-size:34px}}
.stat-unit{font-size:14px;font-weight:600;color:var(--faint);margin-left:4px}
.stat-label{font-size:13px;color:var(--faint);margin-top:8px;line-height:1.7}
.progress{height:6px;border-radius:999px;background:var(--panel);overflow:hidden;margin-top:14px}
.progress span{display:block;height:100%;border-radius:999px;background:var(--grad)}
.stat-dark{background:var(--night);border-color:#16302E;color:var(--night-text);position:relative;overflow:hidden}
.stat-dark .stat-label{color:var(--night-sub)}
.stat-dark .stat-unit{color:var(--brand-light)}
.stat-dark::after{
  content:"";position:absolute;inset:auto -30px -60px auto;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,199,154,.35) 0%,rgba(63,199,154,0) 70%);
}
/* 结果对比区 */
.night-block{background:var(--night);color:var(--night-text);position:relative;overflow:hidden}
.night-block::before{
  content:"";position:absolute;top:-120px;left:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,124,107,.4) 0%,rgba(14,124,107,0) 70%);
}
.night-block .muted-on-dark{color:var(--night-sub)}
.compare-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(169,186,183,.22);
  border-radius:var(--r-md);padding:20px;backdrop-filter:blur(2px);
  transition:transform var(--t),border-color var(--t),background-color var(--t);
}
.compare-card:hover{transform:translateY(-2px);border-color:rgba(63,199,154,.5);background:rgba(255,255,255,.07)}
.delta-up{color:#5BD8A6;font-weight:700;font-size:13px}
.delta-down{color:#E0B071;font-weight:700;font-size:13px}
/* FAQ */
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 44px 20px 4px;position:relative;
  font-size:16.5px;font-weight:600;line-height:1.6;transition:color var(--t),background-color var(--t);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{
  content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);transition:transform var(--t);
}
.faq-item[open] summary{color:var(--brand-deep);background:#F7FAF9}
.faq-item[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-answer{padding:0 44px 22px 4px;color:var(--muted);font-size:15px;line-height:1.8;background:#F7FAF9}
/* 表单 */
.form-field{display:flex;flex-direction:column;gap:8px}
.form-label{font-size:13.5px;font-weight:600;color:#DCE7E4}
.form-label.on-light{color:var(--muted)}
.form-input,.form-select,.form-textarea{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(169,186,183,.4);color:#F1F5F4;
  transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.form-textarea{height:112px;padding:12px 14px;resize:vertical;line-height:1.7}
.form-input::placeholder,.form-textarea::placeholder{color:rgba(169,186,183,.75)}
.form-input:focus,.form-select:focus,.form-textarea:focus{
  outline:none;border-color:var(--brand-light);box-shadow:0 0 0 3px rgba(63,199,154,.22);background:rgba(255,255,255,.1);
}
.form-select option{color:#10161A}
.form-note{font-size:12.5px;color:var(--night-sub);line-height:1.7}
/* 导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;height:68px;
  background:rgba(244,246,247,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 22px -16px rgba(13,26,27,.4);background:rgba(244,246,247,.94)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
  box-shadow:0 8px 18px -12px rgba(14,124,107,.9);
}
.logo-text{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--faint);letter-spacing:.14em}
.nav-links{display:none;align-items:center;gap:4px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 13px;border-radius:10px;
  font-size:14.5px;font-weight:500;color:var(--ink);position:relative;transition:color var(--t),background-color var(--t);
}
.nav-link:hover{color:var(--brand);background:rgba(14,124,107,.06)}
.nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px}
.mega-trigger{
  display:none;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line);background:#fff;font-size:14.5px;font-weight:500;color:var(--ink);
  transition:border-color var(--t),color var(--t),background-color var(--t);
}
@media (min-width:1024px){.mega-trigger{display:inline-flex}}
.mega-trigger:hover,.mega-trigger[aria-expanded="true"]{border-color:var(--brand);color:var(--brand);background:#EAF6F2}
.mega-panel{
  position:absolute;top:76px;left:50%;transform:translate(-50%,6px);
  width:820px;max-width:calc(100vw - 40px);background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh-2);padding:24px;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity 160ms ease-out,transform 160ms ease-out,visibility 160ms;
}
.mega-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
.mega-col-title{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--faint);margin-bottom:12px}
.mega-link{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:12px;transition:background-color var(--t)}
.mega-link:hover{background:#F1F6F5}
.mega-link strong{font-size:14.5px;font-weight:600}
.mega-link span{font-size:12.5px;color:var(--faint);line-height:1.6}
.mega-entry{background:#F7FAF9;border:1px solid var(--line);border-radius:16px;padding:14px}
.hamburger{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
}
@media (min-width:1024px){.hamburger{display:none}}
.drawer{
  position:fixed;inset:68px 0 0 0;background:#fff;z-index:55;padding:20px;
  transform:translateY(-8px);opacity:0;visibility:hidden;overflow-y:auto;
  transition:opacity 180ms ease-out,transform 180ms ease-out,visibility 180ms;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 4px;border-bottom:1px solid var(--line);font-size:16px;font-weight:600;
}
.drawer-link.is-active{color:var(--brand)}
.drawer-sub{padding:8px 4px 14px;font-size:13.5px;color:var(--faint)}
/* Hero */
.hero{padding-top:96px;padding-bottom:44px}
@media (min-width:1024px){.hero{padding-top:132px;padding-bottom:64px}}
.hero-panel{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-2);padding:26px;overflow:hidden;
}
@media (min-width:1024px){.hero-panel{padding:40px}}
.hero-visual{position:relative;border-radius:24px;overflow:hidden;background:var(--panel);aspect-ratio:16/10}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(14,124,107,.30) 0%,rgba(14,124,107,.12) 60%,rgba(63,199,154,.18) 100%);
}
.hero-float{
  position:absolute;right:14px;bottom:14px;z-index:2;background:rgba(255,255,255,.94);
  border:1px solid var(--line);border-radius:16px;padding:12px 16px;box-shadow:var(--sh-2);min-width:150px;
}
.hero-float .v{font-size:22px;font-weight:700;color:var(--brand-deep)}
.hero-float .l{font-size:12px;color:var(--faint);margin-top:2px}
.badge-strip{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:22px}
@media (min-width:768px){.badge-strip{grid-template-columns:repeat(4,minmax(0,1fr))}}
.strip-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 16px;
  display:flex;align-items:center;gap:12px;box-shadow:var(--sh-1);
}
.strip-item .k{font-size:14px;font-weight:700}
.strip-item .s{font-size:12px;color:var(--faint)}
/* 服务矩阵 */
.matrix{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:1024px){.matrix{grid-template-columns:repeat(3,minmax(0,1fr))}}
.matrix-feature{grid-column:span 1}
@media (min-width:1024px){.matrix-feature{grid-column:span 2}}
.matrix-mini{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:768px){.matrix-mini{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.matrix-mini{grid-template-columns:repeat(2,minmax(0,1fr))}}
.mini-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(14,124,107,.3)}
.mini-card h3{font-size:15.5px;font-weight:700;margin-top:12px}
.mini-card p{font-size:13.8px;color:var(--muted);line-height:1.75;margin-top:6px}
/* 列表 */
.list-row{display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line);transition:background-color var(--t)}
.list-row:hover{background:#F7FAF9}
.list-dot{width:8px;height:8px;border-radius:50%;background:var(--brand);margin-top:10px;flex-shrink:0}
/* 页脚 */
.site-footer{background:var(--night);color:var(--night-text);padding:64px 0 0;margin-top:0}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--night-sub);transition:color var(--t),transform var(--t)}
.footer-link:hover{color:var(--brand-light);transform:translateX(2px)}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(169,186,183,.18);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:var(--night-sub);
}
.to-top{
  position:fixed;right:18px;bottom:22px;z-index:50;width:46px;height:46px;border-radius:14px;
  background:#fff;border:1px solid var(--line);color:var(--brand);box-shadow:var(--sh-2);
  display:inline-flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{background:#EAF6F2}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-md);background:#fff;
  padding:40px 20px;text-align:center;
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --brand:#0E7C6B;
  --brand-dark:#0B6659;
  --brand-light:#3FC79A;
  --grad:linear-gradient(135deg,#0E7C6B 0%,#3FC79A 100%);
  --copper:#C2853B;
  --bg:#F4F6F7;
  --surface:#FFFFFF;
  --surface-2:#E9EDEE;
  --night:#0D1A1B;
  --night-sub:#A9BAB7;
  --night-text:#F1F5F4;
  --ink:#10161A;
  --ink-2:#5B6A70;
  --ink-3:#8A969B;
  --line:#D6DEE0;
  --tint-green:#EAF6F2;
  --tint-copper:#FBF2E4;
  --ok:#1E9E6A;
  --err:#C0483C;
  --r-xl:28px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(13,26,27,.06);
  --sh-2:0 8px 24px -12px rgba(13,26,27,.18);
  --sh-3:0 18px 40px -18px rgba(13,26,27,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.site-body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:#10161A !important;
  background:#F4F6F7 !important;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%}
a{text-decoration:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container-x{padding:0 32px}}
.tabular{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(244,246,247,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 10px 30px -22px rgba(13,26,27,.36)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{width:38px;height:38px;flex:0 0 38px;border-radius:12px;background:var(--grad);color:#fff;font-weight:700;font-size:13.5px;letter-spacing:.06em;display:grid;place-items:center;box-shadow:0 6px 16px -8px rgba(14,124,107,.7)}
.logo-text{display:block;font-weight:700;font-size:17px;letter-spacing:.01em;color:var(--ink);line-height:1.2}
.logo-sub{display:block;font-size:11px;color:var(--ink-3);letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;display:inline-block;font-size:15px;color:var(--ink);padding:6px 0;transition:color .18s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .18s var(--ease)}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.mega-trigger{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:14px;cursor:pointer;transition:border-color .18s var(--ease),color .18s var(--ease),background .18s var(--ease)}
.mega-trigger:hover{border-color:var(--brand);color:var(--brand);background:var(--tint-green)}
.mega-trigger[aria-expanded="true"]{border-color:var(--brand);color:var(--brand);background:var(--tint-green)}
.nav-mega{position:relative}
.mega-panel{position:absolute;top:calc(100% + 14px);right:0;width:780px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .16s var(--ease),transform .16s var(--ease),visibility .16s var(--ease)}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12.5px;font-weight:700;color:var(--ink-3);letter-spacing:.06em;margin:0 0 10px}
.mega-link{display:block;font-size:14px;color:var(--ink-2);padding:8px 10px;border-radius:10px;transition:background .16s var(--ease),color .16s var(--ease),transform .16s var(--ease)}
.mega-link:hover{background:var(--tint-green);color:var(--brand);transform:translateX(2px)}
.mega-card{border:1px solid var(--line);border-radius:var(--r-md);padding:12px;background:var(--bg)}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:10px;display:block;margin-bottom:10px}
.mega-card p{margin:0 0 8px;font-size:13px;color:var(--ink-2);line-height:1.7}
.nav-burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer}
.nav-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.nav-drawer{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-top:1px solid var(--line);box-shadow:var(--sh-2);padding:8px 20px 16px}
.nav-drawer.is-open{display:block}
.drawer-link{display:block;padding:13px 4px;font-size:15px;color:var(--ink);border-bottom:1px solid var(--line);min-height:44px}
.drawer-link:last-child{border-bottom:none}
.drawer-link.is-active{color:var(--brand);font-weight:700}
main{padding-top:68px}

/* ---------- 按钮 / 徽章 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:12px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -16px rgba(14,124,107,.9)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 16px 30px -18px rgba(14,124,107,.85)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.28);color:#fff}
.btn-outline-light:hover{border-color:var(--brand-light);color:var(--brand-light);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 26px;font-size:16px}
.btn[disabled]{opacity:.6;cursor:not-allowed}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;font-size:12.5px;line-height:1.4;border:1px solid var(--line);background:#fff;color:var(--ink-2)}
.badge i{font-size:12px}
.badge-brand{background:var(--tint-green);color:#0A5F52;border-color:rgba(14,124,107,.24)}
.badge-copper{background:var(--tint-copper);color:#96631F;border-color:rgba(194,133,59,.34)}
.badge-night{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:var(--night-sub)}

/* ---------- 文章头部 ---------- */
.article-hero{padding:40px 0 8px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:18px}
.breadcrumb a{color:var(--ink-2);transition:color .16s var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#BFC9CC}
.breadcrumb .current{color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:280px}
.article-head{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:34px 36px;box-shadow:var(--sh-2)}
.article-head::after{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
.article-title{font-size:clamp(25px,3.6vw,40px);line-height:1.28;font-weight:700;letter-spacing:.01em;color:var(--ink);margin:14px 0 18px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13.5px;color:var(--ink-3)}
.article-meta span{display:inline-flex;align-items:center}
.article-meta i{color:var(--brand);margin-right:6px;font-size:13px}
.head-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ---------- 正文区 ---------- */
.article-main{padding:32px 0 96px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:36px}
@media (min-width:1280px){
  .article-grid{grid-template-columns:minmax(0,760px) 300px;justify-content:center;gap:48px}
}
.article-shell{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:36px 40px;box-shadow:var(--sh-1)}
@media (max-width:767px){.article-shell{padding:22px 20px;border-radius:var(--r-lg)}}
.article-body{font-size:17px;line-height:1.85;color:var(--ink);word-break:break-word}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 18px;color:#1C2428}
.article-body h2{position:relative;font-size:26px;font-weight:700;line-height:1.34;margin:38px 0 14px;padding-left:16px;color:var(--ink)}
.article-body h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--grad)}
.article-body h3{font-size:20px;font-weight:600;line-height:1.45;margin:28px 0 10px;color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:24px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:9px}
.article-body li::marker{color:var(--brand)}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-dark)}
.article-body img{display:block;max-width:100%;height:auto;margin:22px auto;border-radius:var(--r-md);box-shadow:var(--sh-1)}
.article-body blockquote{margin:22px 0;padding:16px 20px;border-left:3px solid var(--brand);background:var(--tint-green);border-radius:0 12px 12px 0;color:#2A3B39}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body figure{margin:22px 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;margin:22px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);line-height:1.7}
.article-body th{background:var(--surface-2);font-weight:600}
.article-body tr:last-child td{border-bottom:none}
.article-body code{background:var(--tint-green);color:#0A5F52;padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}
.empty-state{text-align:center;padding:52px 20px;color:var(--ink-2)}
.empty-state i{display:block;font-size:36px;color:#B4C0C3;margin-bottom:16px}
.empty-state strong{display:block;font-size:20px;color:var(--ink);margin-bottom:10px}
.empty-state p{margin:0 0 20px;font-size:15px;color:var(--ink-2)}

/* ---------- 侧栏 ---------- */
.article-aside{display:flex;flex-direction:column;gap:20px}
@media (min-width:1280px){.article-aside{position:sticky;top:92px;align-self:start}}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-1)}
.aside-title{font-size:14px;font-weight:700;color:var(--ink);margin:0 0 14px;display:flex;align-items:center;gap:8px}
.aside-title i{color:var(--brand)}
.aside-list{display:flex;flex-direction:column;gap:4px}
.aside-link{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;color:var(--ink-2);padding:9px 10px;border-radius:10px;transition:background .16s var(--ease),color .16s var(--ease),transform .16s var(--ease)}
.aside-link:hover{background:var(--tint-green);color:var(--brand);transform:translateX(2px)}
.aside-link i{font-size:11px;color:var(--ink-3)}
.aside-meta{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--ink-2);padding:9px 0;border-bottom:1px dashed var(--line)}
.aside-meta:last-child{border-bottom:none}
.aside-meta b{font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}
.aside-card.dark{background:var(--night);border-color:rgba(255,255,255,.08)}
.aside-card.dark .aside-title{color:#fff}
.aside-card.dark p{color:var(--night-sub);font-size:13.5px;margin:0 0 16px}

/* ---------- 板块 ---------- */
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section-head{margin-bottom:28px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.section-title{font-size:clamp(21px,2.6vw,29px);font-weight:700;color:var(--ink);margin:0 0 10px;letter-spacing:.01em}
.section-desc{font-size:15.5px;color:var(--ink-2);max-width:760px;margin:0}
.text-link{color:var(--brand);font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px;border-bottom:2px solid transparent;transition:border-color .16s var(--ease),color .16s var(--ease)}
.text-link:hover{border-bottom-color:var(--brand)}

.note-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
@media (max-width:979px){.note-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:639px){.note-grid{grid-template-columns:1fr}}
.note-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1);transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.note-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.note-icon{width:46px;height:46px;border-radius:14px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:17px;margin-bottom:16px;box-shadow:0 10px 22px -14px rgba(14,124,107,.9)}
.note-card h3{font-size:18px;font-weight:600;margin:0 0 10px;color:var(--ink)}
.note-card p{font-size:14.5px;color:var(--ink-2);margin:0;line-height:1.8}

.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
@media (max-width:979px){.rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:639px){.rec-grid{grid-template-columns:1fr}}
.rec-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.rec-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;background:var(--surface-2)}
.rec-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px}
.rec-body h3{font-size:17px;font-weight:600;line-height:1.55;margin:0;color:var(--ink);transition:color .16s var(--ease)}
.rec-card:hover h3{color:var(--brand)}
.rec-body p{font-size:14px;color:var(--ink-2);margin:0;line-height:1.75}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--night);padding:72px 0}
.cta-band::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.12}
.cta-band::after{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(63,199,154,.28),transparent 68%)}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center}
@media (max-width:1023px){.cta-inner{grid-template-columns:1fr;gap:28px}}
.cta-title{font-size:clamp(23px,2.9vw,32px);font-weight:700;color:#fff;margin:0 0 14px;line-height:1.32}
.cta-text{font-size:15.5px;color:var(--night-sub);margin:0 0 22px;max-width:520px}
.cta-badges{display:flex;flex-wrap:wrap;gap:10px}
.cta-form{background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:24px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.cta-form .field{margin-bottom:16px}
.cta-form label{display:block;font-size:13px;color:var(--night-sub);margin-bottom:8px}
.cta-form input,.cta-form select{width:100%;height:46px;border-radius:12px;border:1px solid rgba(255,255,255,.16);background:rgba(7,18,19,.55);color:#fff;padding:0 14px;font-size:15px;transition:border-color .16s var(--ease),box-shadow .16s var(--ease)}
.cta-form input::placeholder{color:#7E9190}
.cta-form input:focus,.cta-form select:focus{outline:none;border-color:var(--brand-light);box-shadow:0 0 0 3px rgba(63,199,154,.22)}
.cta-form .form-note{font-size:12.5px;color:var(--night-sub);margin:12px 0 0}
.form-ok{display:none;margin-top:14px;padding:12px 14px;border-radius:12px;background:rgba(63,199,154,.14);border:1px solid rgba(63,199,154,.32);color:#8FE6C6;font-size:13.5px}
.form-ok.is-visible{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--night);color:var(--night-text);padding:64px 0 0;position:relative}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin:0 0 16px;letter-spacing:.03em}
.footer-link{display:inline-block;color:var(--night-sub);font-size:14px;transition:color .16s var(--ease),transform .16s var(--ease)}
.footer-link:hover{color:var(--brand-light);transform:translateX(2px)}
.small{font-size:13.5px;line-height:1.85}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:52px}
.footer-bottom-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:20px 0 26px;font-size:13px;color:var(--night-sub)}
.footer-bottom-inner a{color:var(--night-sub);border-bottom:1px solid rgba(255,255,255,.18)}
.footer-bottom-inner a:hover{color:var(--brand-light)}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-mega{display:none}
  .nav-burger{display:inline-flex}
  .header-actions .btn{display:none}
}
@media (max-width:519px){
  .article-head{padding:24px 20px;border-radius:var(--r-lg)}
  .article-title{font-size:24px}
  .head-badges .badge{font-size:12px}
  .cta-form{padding:18px}
}
.to-top{position:fixed;right:20px;bottom:24px;width:46px;height:46px;border-radius:14px;background:#fff;border:1px solid var(--line);box-shadow:var(--sh-2);display:none;place-items:center;color:var(--brand);cursor:pointer;z-index:50;transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.to-top.is-visible{display:grid}
.to-top:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --brand:#0E7C6B;
  --brand-light:#3FC79A;
  --brand-deep:#0A5F52;
  --copper:#C2853B;
  --bg:#F4F6F7;
  --card:#FFFFFF;
  --subtle:#E9EDEE;
  --night:#0D1A1B;
  --ink:#10161A;
  --ink-2:#5B6A70;
  --ink-3:#8A969B;
  --line:#D6DEE0;
  --night-ink:#F1F5F4;
  --night-sub:#A9BAB7;
  --ok:#1E9E6A;
  --warn:#C2853B;
  --err:#C0483C;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(13,26,27,.06);
  --sh-2:0 8px 24px -12px rgba(13,26,27,.18);
  --sh-3:0 18px 40px -18px rgba(13,26,27,.26);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.container-x{max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container-x{padding:0 32px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,246,247,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
  background:rgba(244,246,247,.97);
}
.header-inner{height:68px;display:flex;align-items:center;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0E7C6B,#3FC79A);
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.04em;
  box-shadow:0 6px 16px -8px rgba(14,124,107,.7);
}
.logo-text{display:block;font-size:17px;font-weight:700;line-height:1.25;color:var(--ink)}
.logo-sub{display:block;font-size:11.5px;line-height:1.5;color:var(--ink-3)}
.nav-links{display:none;align-items:center;gap:26px;margin-left:12px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-link{
  position:relative;font-size:15px;color:var(--ink);padding:22px 0;
  transition:color .16s ease-out;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease-out;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.mega{position:relative;display:none}
@media(min-width:1024px){.mega{display:block}}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  font-size:14px;font-weight:600;color:var(--ink-2);cursor:pointer;
  transition:border-color .16s ease-out,color .16s ease-out,box-shadow .16s ease-out;
}
.mega-trigger i{font-size:11px;transition:transform .18s ease-out}
.mega:hover .mega-trigger,.mega-trigger:focus-visible{border-color:var(--brand);color:var(--brand);box-shadow:0 0 0 3px rgba(14,124,107,.12)}
.mega:hover .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:820px;max-width:calc(100vw - 40px);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:26px;
  display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .16s ease-out,transform .16s ease-out,visibility .16s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12.5px;font-weight:700;color:var(--ink-3);letter-spacing:.06em;margin-bottom:12px}
.mega-link{display:block;font-size:14.5px;color:var(--ink-2);padding:7px 0;transition:color .16s,transform .16s}
.mega-link:hover{color:var(--brand);transform:translateX(2px)}
.mega-card{
  background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:16px;
  display:flex;gap:14px;align-items:center;
}
.mega-card img{width:74px;height:56px;object-fit:cover;border-radius:12px;flex-shrink:0}
.mega-card strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.5}
.mega-card span{display:block;font-size:12.5px;color:var(--ink-3);line-height:1.6}

.nav-toggle-cb{display:none}
.hamburger{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);cursor:pointer;
}
@media(min-width:1024px){.hamburger{display:none}}
.mobile-drawer{
  display:none;position:absolute;left:0;right:0;top:68px;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);
  padding:8px 20px 20px;
}
.nav-toggle-cb:checked ~ .mobile-drawer{display:block}
.drawer-link{
  display:flex;align-items:center;min-height:50px;font-size:16px;color:var(--ink-2);
  border-bottom:1px solid var(--line);transition:color .16s,padding-left .16s;
}
.drawer-link:hover{color:var(--brand);padding-left:4px}
.drawer-link.is-active{color:var(--brand);font-weight:600}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:12px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 22px -14px rgba(14,124,107,.9)}
.btn-primary:hover{background:#0C6A5C;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:#EAF6F2}
.btn-dark{background:var(--night);color:#fff}
.btn-dark:hover{background:#13292A;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 26px;font-size:16px}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed}
.link-more{color:var(--brand);font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:6px;transition:gap .16s ease-out}
.link-more:hover{gap:10px;text-decoration:underline;text-underline-offset:3px}

.badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;
  font-size:12.5px;line-height:1.4;border:1px solid var(--line);background:#fff;color:var(--ink-2);
}
.badge-green{background:#EAF6F2;border-color:rgba(14,124,107,.24);color:#0B6154}
.badge-copper{background:#FBF2E4;border-color:rgba(194,133,59,.34);color:#8C5C1F}
.badge-night{background:rgba(63,199,154,.14);border-color:rgba(63,199,154,.3);color:#8FE6C6}

.section{padding:96px 0}
@media(max-width:767px){.section{padding:56px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:36px}
.section-title{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:.01em}
.section-desc{color:var(--ink-2);font-size:15.5px;margin-top:10px;max-width:660px}
@media(max-width:767px){.section-title{font-size:23px}}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:#C9D5D7}
.card-title{font-size:18px;font-weight:700;line-height:1.45;transition:color .16s}
a.card:hover .card-title{color:var(--brand)}
.card-text{color:var(--ink-2);font-size:14.8px;line-height:1.8;margin-top:10px}
.icon-base{
  width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0E7C6B,#3FC79A);color:#fff;font-size:17px;
  box-shadow:0 10px 22px -14px rgba(14,124,107,.9);margin-bottom:16px;
}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
  font-size:12px;line-height:1.5;border:1px solid var(--line);background:var(--subtle);color:var(--ink-2);
  white-space:nowrap;
}
.tag-green{background:#EAF6F2;border-color:rgba(14,124,107,.24);color:#0B6154}
.tag-copper{background:#FBF2E4;border-color:rgba(194,133,59,.34);color:#8C5C1F}

/* ---------- 页头 ---------- */
.page-head{
  background:linear-gradient(135deg,rgba(14,124,107,.09),rgba(63,199,154,.05) 55%,rgba(194,133,59,.06));
  border-bottom:1px solid var(--line);
  padding:52px 0 44px;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3)}
.breadcrumb a{color:var(--ink-2);transition:color .16s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#B8C3C6}
.breadcrumb .current{color:var(--ink);font-weight:600}
.page-head h1{font-size:42px;line-height:1.25;font-weight:700;letter-spacing:.01em;margin-top:18px}
@media(max-width:767px){.page-head h1{font-size:29px}}
.page-head .lead{color:var(--ink-2);font-size:16.5px;line-height:1.85;margin-top:14px;max-width:760px}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- 核验清单区 ---------- */
.split{display:grid;gap:28px;grid-template-columns:1fr}
@media(min-width:1024px){.split{grid-template-columns:290px 1fr;gap:36px}}
.side-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
}
@media(min-width:1024px){.side-panel{position:sticky;top:96px}}
.side-title{font-size:12.5px;font-weight:700;color:var(--ink-3);letter-spacing:.06em;margin-bottom:14px}
.side-nav{display:flex;flex-direction:column;gap:2px}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14.5px;color:var(--ink-2);padding:9px 10px;border-radius:10px;
  transition:background .16s,color .16s;
}
.side-nav a:hover{background:#EAF6F2;color:var(--brand)}
.side-nav a i{font-size:11px;opacity:.5}
.side-divider{height:1px;background:var(--line);margin:18px 0}
.side-note{font-size:13.5px;color:var(--ink-3);line-height:1.75}

.check-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1)}
.check-item{
  display:flex;align-items:flex-start;gap:16px;padding:20px 24px;border-top:1px solid var(--line);
  transition:background .16s ease-out;
}
.check-item:first-child{border-top:0}
.check-item:hover{background:#F7FAF9}
.check-no{
  flex-shrink:0;width:34px;height:34px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:#EAF6F2;border:1px solid rgba(14,124,107,.2);color:var(--brand);
  font-size:13px;font-weight:700;
}
.check-body{flex:1;min-width:0}
.check-title{font-size:16.5px;font-weight:700;line-height:1.55}
.check-text{color:var(--ink-2);font-size:14.6px;line-height:1.8;margin-top:6px}
@media(max-width:520px){
  .check-item{flex-wrap:wrap;padding:18px}
  .check-body{flex-basis:100%}
}
.notice-bar{
  margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;
  background:#EAF6F2;border:1px solid rgba(14,124,107,.22);border-radius:var(--r-md);padding:18px 22px;
}
.notice-bar p{font-size:14.6px;color:#0B6154;line-height:1.75}

/* ---------- 服务能力 ---------- */
.grid-4{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.grid-4{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}}
.grid-3{display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:768px){.grid-3{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}

.scene-card{padding:0;overflow:hidden}
.scene-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--subtle)}
.scene-card .scene-body{padding:20px 22px 24px}
.scene-card .scene-title{font-size:17.5px;font-weight:700;line-height:1.5}
.scene-card .scene-text{color:var(--ink-2);font-size:14.6px;line-height:1.8;margin-top:8px}

/* ---------- 对照表 ---------- */
.table-wrap{border:1px solid var(--line);border-radius:var(--r-md);background:#fff;overflow:hidden;box-shadow:var(--sh-1)}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:15px;min-width:640px}
thead th{
  background:var(--subtle);text-align:left;font-weight:600;font-size:13.5px;color:var(--ink-2);
  padding:14px 20px;white-space:nowrap;
}
tbody td{padding:15px 20px;border-top:1px solid var(--line);color:var(--ink-2)}
tbody td:first-child{color:var(--ink);font-weight:600}
tbody tr{transition:background .16s}
tbody tr:hover td{background:#F7FAF9}
.state-ok{color:var(--ok);font-weight:600}
.state-mid{color:var(--copper);font-weight:600}
.state-no{color:var(--ink-3);font-weight:600}

/* ---------- 深色流程区 ---------- */
.section-night{
  background:var(--night);color:var(--night-ink);
  padding:96px 0;position:relative;overflow:hidden;
}
@media(max-width:767px){.section-night{padding:56px 0}}
.section-night::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(135deg,rgba(14,124,107,.34),rgba(13,26,27,.2) 55%,rgba(194,133,59,.12));
  pointer-events:none;
}
.section-night .container-x{position:relative;z-index:1}
.night-title{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:.01em;color:#fff}
@media(max-width:767px){.night-title{font-size:23px}}
.night-desc{color:var(--night-sub);font-size:15.5px;line-height:1.85;margin-top:10px;max-width:700px}
.steps{display:grid;gap:20px;grid-template-columns:1fr;margin-top:40px}
@media(min-width:640px){.steps{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{
  background:rgba(255,255,255,.045);border:1px solid rgba(63,199,154,.2);border-radius:var(--r-md);
  padding:22px;box-shadow:inset 0 1px 0 rgba(63,199,154,.18);
  transition:transform .2s ease-out,border-color .2s ease-out,background .2s ease-out;
}
.step:hover{transform:translateY(-2px);border-color:rgba(63,199,154,.42);background:rgba(255,255,255,.07)}
.step-no{font-size:13px;font-weight:700;color:var(--brand-light);letter-spacing:.08em}
.step-title{font-size:17px;font-weight:700;color:#fff;margin-top:10px;line-height:1.5}
.step-text{font-size:14.4px;color:var(--night-sub);line-height:1.8;margin-top:8px}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);transition:background .16s ease-out}
.faq-item[open]{background:#F7FAF9}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 46px 20px 16px;font-size:16.5px;font-weight:600;color:var(--ink);
  transition:color .16s;
}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);
  color:var(--brand);font-size:20px;font-weight:400;line-height:1;
  transition:transform .16s ease-out;
}
.faq-item[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-body{padding:0 46px 22px 16px;color:var(--ink-2);font-size:15.4px;line-height:1.85}

/* ---------- CTA ---------- */
.cta-wrap{
  background:var(--night);border-radius:var(--r-lg);overflow:hidden;position:relative;
  padding:48px 32px;
}
@media(min-width:1024px){.cta-wrap{padding:56px}}
.cta-wrap::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(14,124,107,.55),rgba(13,26,27,.85) 60%,rgba(194,133,59,.28));
}
.cta-grid{position:relative;z-index:1;display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:1024px){.cta-grid{grid-template-columns:1fr 1.05fr;gap:48px;align-items:start}}
.cta-title{font-size:30px;line-height:1.3;font-weight:700;color:#fff}
@media(max-width:767px){.cta-title{font-size:23px}}
.cta-text{color:var(--night-sub);font-size:15.6px;line-height:1.85;margin-top:14px}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;color:var(--night-sub);font-size:14.8px;line-height:1.75}
.cta-points i{color:var(--brand-light);margin-top:5px;font-size:13px}
.form-card{background:#fff;border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-2)}
@media(min-width:1024px){.form-card{padding:30px}}
.form-grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:640px){.form-grid{grid-template-columns:1fr 1fr}}
.form-grid .span-2{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:8px}
.label{font-size:13.5px;font-weight:600;color:var(--ink-2)}
.input,.select,.textarea{
  width:100%;height:46px;border-radius:12px;border:1px solid var(--line);background:#fff;
  padding:0 14px;font-size:15px;color:var(--ink);transition:border-color .16s,box-shadow .16s;
}
.textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.7;resize:vertical}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,124,107,.16)}
.form-note{font-size:12.8px;color:var(--ink-3);line-height:1.7;margin-top:14px}
.form-success{
  background:#EAF6F2;border:1px solid rgba(14,124,107,.24);border-radius:14px;padding:20px;
  color:#0B6154;font-size:15px;line-height:1.8;
}

/* ---------- 继续查看 ---------- */
.link-cards{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:768px){.link-cards{grid-template-columns:repeat(3,1fr)}}
.link-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
  display:flex;flex-direction:column;gap:10px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.link-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:#C9D5D7}
.link-card .lc-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.link-card h3{font-size:17.5px;font-weight:700;line-height:1.5}
.link-card p{color:var(--ink-2);font-size:14.6px;line-height:1.8}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:var(--night-ink);padding:72px 0 32px;margin-top:96px}
@media(max-width:767px){.site-footer{padding:52px 0 28px;margin-top:56px}}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-link{font-size:14.4px;color:var(--night-sub);transition:color .16s,transform .16s;display:inline-block}
.footer-link:hover{color:var(--brand-light);transform:translateX(2px)}
.site-footer .small{font-size:13.4px;line-height:1.75}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:22px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--night-sub);
}
.footer-bottom a{color:var(--night-sub);transition:color .16s}
.footer-bottom a:hover{color:var(--brand-light)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --brand:#0E7C6B;
  --brand-dark:#0A5F52;
  --brand-light:#3FC79A;
  --accent:#C2853B;
  --bg:#F4F6F7;
  --surface:#FFFFFF;
  --surface-2:#E9EDEE;
  --night:#0D1A1B;
  --night-sub:#A9BAB7;
  --ink:#10161A;
  --ink-2:#5B6A70;
  --ink-3:#8A969B;
  --line:#D6DEE0;
  --mint:#EAF6F2;
  --sand:#FBF2E4;
  --ok:#1E9E6A;
  --err:#C0483C;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:16px;
  --r-btn:12px;
  --sh-1:0 1px 2px rgba(13,26,27,.06);
  --sh-2:0 8px 24px -12px rgba(13,26,27,.18);
  --sh-3:0 18px 40px -18px rgba(13,26,27,.26);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .18s ease-out}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{line-height:1.25;font-weight:700;letter-spacing:.01em}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

.container-x{max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container-x{padding:0 32px}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,246,247,.9);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease-out,border-color .2s ease-out;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.header-inner{height:68px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
  color:#fff;font-weight:700;font-size:14px;letter-spacing:.02em;
  display:grid;place-items:center;
}
.logo-text{display:block;font-weight:700;font-size:16px;line-height:1.25}
.logo-sub{display:block;font-size:12px;color:var(--ink-3);line-height:1.35}
.nav-links{display:none;align-items:center;gap:2px;margin-left:6px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{
  position:relative;padding:10px 12px;font-size:15px;color:var(--ink-2);
  border-radius:10px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.mega-wrap{position:relative;display:none}
@media (min-width:1024px){.mega-wrap{display:block}}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:var(--r-btn);
  background:var(--surface);border:1px solid var(--line);
  color:var(--ink);font-size:14px;cursor:pointer;
  transition:border-color .18s ease-out,color .18s ease-out,box-shadow .18s ease-out;
}
.mega-trigger:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--sh-1)}
.mega-trigger i{font-size:11px;transition:transform .18s ease-out}
.mega-wrap.is-open .mega-trigger{border-color:var(--brand);color:var(--brand)}
.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:780px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:24px;
  display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease-out,transform .18s ease-out,visibility .18s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel,
.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;font-weight:600;color:var(--ink-3);letter-spacing:.08em;margin-bottom:12px}
.mega-list{display:flex;flex-direction:column;gap:10px}
.mega-list a{font-size:14px;color:var(--ink-2);display:flex;align-items:center;gap:8px}
.mega-list a:hover{color:var(--brand);transform:translateX(2px)}
.mega-list a i{font-size:10px;color:var(--brand-light)}
.mega-card{
  display:flex;gap:14px;align-items:center;padding:12px;border-radius:var(--r-sm);
  background:var(--bg);border:1px solid var(--line);
  transition:box-shadow .18s ease-out,transform .18s ease-out;
}
.mega-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.mega-card img{width:74px;height:56px;object-fit:cover;border-radius:12px;flex-shrink:0}
.mega-card strong{display:block;font-size:14px;line-height:1.4;margin-bottom:4px}
.mega-card span{font-size:12px;color:var(--ink-3)}
.nav-toggle{
  display:inline-grid;place-items:center;width:44px;height:44px;
  border-radius:var(--r-btn);background:var(--surface);border:1px solid var(--line);
  cursor:pointer;color:var(--ink);
}
@media (min-width:1024px){.nav-toggle{display:none}}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--surface);
  padding:12px 20px 20px;
}
.mobile-drawer.is-open{display:block}
@media (min-width:1024px){.mobile-drawer{display:none !important}}
.mobile-drawer a{
  display:block;padding:14px 4px;font-size:15px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-of-type{border-bottom:0}
.mobile-drawer a.is-active{color:var(--brand);font-weight:600}
.mobile-drawer .btn{width:100%;margin-top:14px;justify-content:center}

/* ---------- 通用 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .18s ease-out,background-color .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out,color .18s ease-out;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-2)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand);border-color:#fff}
.btn-light:hover{background:var(--mint);transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn:disabled{opacity:.6;cursor:not-allowed}
.link-text{color:var(--brand);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.link-text:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);
}
.badge-mint{background:var(--mint);color:var(--brand-dark);border-color:rgba(14,124,107,.22)}
.badge-sand{background:var(--sand);color:#8A5A21;border-color:rgba(194,133,59,.36)}
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:104px 0}}
.section-tight{padding:44px 0}
@media (min-width:1024px){.section-tight{padding:72px 0}}
.section-head{max-width:760px;margin-bottom:28px}
@media (min-width:1024px){.section-head{margin-bottom:44px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:var(--mint);border-radius:999px;padding:5px 12px;margin-bottom:14px;
}
.section-title{font-size:24px;margin-bottom:12px}
@media (min-width:1024px){.section-title{font-size:30px}}
.section-sub{color:var(--ink-2);font-size:15.5px}
.small{font-size:13.5px;line-height:1.75}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  border-radius:0 0 var(--r-lg) var(--r-lg);
  background:var(--night);
  min-height:360px;display:flex;align-items:flex-end;
}
@media (min-width:1024px){.cat-hero{aspect-ratio:21/9;min-height:440px}}
.cat-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cat-hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(13,26,27,.9) 8%,rgba(14,124,107,.72) 58%,rgba(63,199,154,.42) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding-top:64px;padding-bottom:52px;width:100%}
@media (min-width:1024px){.cat-hero-inner{padding-top:120px;padding-bottom:64px}}
.breadcrumb{
  display:flex;align-items:center;gap:8px;font-size:13px;
  color:var(--night-sub);margin-bottom:16px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--night-sub)}
.breadcrumb a:hover{color:#8FE6C6}
.breadcrumb .current{color:#F1F5F4}
.cat-hero h1{
  color:#fff;font-size:28px;max-width:860px;
  text-shadow:0 2px 18px rgba(13,26,27,.35);
}
@media (min-width:1024px){.cat-hero h1{font-size:42px}}
.cat-hero-sub{
  color:#DCEBE7;font-size:15.5px;margin-top:16px;max-width:680px;line-height:1.85;
}
.cat-hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.cat-hero-badges .badge{
  background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.26);color:#EAF6F2;
  backdrop-filter:blur(6px);
}
.cat-hero-badges .badge.gold{background:rgba(194,133,59,.22);border-color:rgba(194,133,59,.5);color:#F2D9B4}

/* ---------- 标签筛选行 ---------- */
.tag-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:16px 0 0;
}
.tag-chip{
  display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 16px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  font-size:14px;color:var(--ink-2);
  transition:border-color .18s ease-out,color .18s ease-out,background-color .18s ease-out,transform .18s ease-out;
}
.tag-chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.tag-chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.tag-chip i{font-size:12px}

/* ---------- 杂志式网格 ---------- */
.mag-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:26px}
@media (min-width:768px){.mag-grid{grid-template-columns:repeat(2,1fr);gap:24px}}
@media (min-width:1024px){.mag-grid{grid-template-columns:repeat(3,1fr)}}
.mag-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.mag-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.mag-card:hover .mag-title{color:var(--brand)}
.mag-thumb{position:relative;background:var(--surface-2);overflow:hidden}
.mag-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.mag-card:hover .mag-thumb img{transform:scale(1.03)}
.mag-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.mag-title{font-size:17px;line-height:1.45;font-weight:600;transition:color .18s ease-out}
.mag-desc{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.mag-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-3)}
.mag-card-lg{grid-column:span 1}
@media (min-width:1024px){.mag-card-lg{grid-column:span 2}}
.mag-card-lg .mag-thumb{aspect-ratio:16/9}
@media (min-width:1024px){.mag-card-lg .mag-thumb{aspect-ratio:21/9}}
.mag-card-lg .mag-title{font-size:22px}
@media (min-width:1024px){.mag-card-lg .mag-body{padding:26px}}
.mag-card-md .mag-thumb{aspect-ratio:16/10}
.mag-card-md .mag-title{font-size:17px}
.mag-card-sm .mag-thumb{aspect-ratio:16/9}
.mag-card-sm .mag-title{font-size:16px}
.mag-card-wide{grid-column:span 1}
@media (min-width:1024px){.mag-card-wide{grid-column:span 3;flex-direction:row}}
@media (min-width:1024px){
  .mag-card-wide .mag-thumb{width:340px;flex-shrink:0;aspect-ratio:auto;min-height:220px}
  .mag-card-wide .mag-body{padding:26px}
  .mag-card-wide .mag-title{font-size:19px}
}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){.scene-grid{grid-template-columns:repeat(2,1fr)}}
.scene-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;display:flex;gap:16px;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(14,124,107,.35)}
.scene-icon{
  width:44px;height:44px;border-radius:14px;flex-shrink:0;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));color:#fff;font-size:17px;
  box-shadow:0 8px 18px -10px rgba(14,124,107,.7);
}
.scene-card h3{font-size:16.5px;margin-bottom:8px}
.scene-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8}

/* ---------- 流程 ---------- */
.flow-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1)}
@media (min-width:1024px){.flow-wrap{padding:40px}}
.flow-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.flow-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.flow-grid{grid-template-columns:repeat(5,1fr)}}
.flow-item{position:relative;padding-top:20px;border-top:2px solid var(--surface-2)}
.flow-item::before{
  content:"";position:absolute;top:-2px;left:0;width:44px;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-light));
}
.flow-num{
  font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.06em;
  font-variant-numeric:tabular-nums;margin-bottom:10px;display:block;
}
.flow-item h3{font-size:16px;margin-bottom:8px}
.flow-item p{font-size:14px;color:var(--ink-2);line-height:1.8}
.flow-note{
  margin-top:26px;padding:16px 18px;border-radius:var(--r-sm);
  background:var(--mint);border:1px solid rgba(14,124,107,.2);
  font-size:14px;color:var(--brand-dark);display:flex;gap:12px;align-items:flex-start;
}

/* ---------- 指标条 ---------- */
.metric-row{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.metric-row{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.metric-row{grid-template-columns:repeat(4,1fr)}}
.metric-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.metric-card .corner{
  position:absolute;top:0;right:0;width:52px;height:52px;
  border-left:1px solid rgba(194,133,59,.35);border-bottom:1px solid rgba(194,133,59,.35);
  border-radius:0 var(--r-md) 0 26px;
}
.metric-value{font-size:30px;font-weight:700;color:var(--ink);line-height:1.1}
.metric-value span{font-size:14px;font-weight:600;color:var(--ink-3);margin-left:4px}
.metric-label{margin-top:10px;font-size:13.5px;color:var(--ink-2)}
.metric-bar{margin-top:14px;height:6px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.metric-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-light))}
.metric-card.highlight{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-light) 100%);
  border-color:transparent;color:#fff;
}
.metric-card.highlight .metric-value,
.metric-card.highlight .metric-label{color:#fff}
.metric-card.highlight .metric-value span{color:rgba(255,255,255,.8)}
.metric-card.highlight .metric-bar{background:rgba(255,255,255,.28)}
.metric-card.highlight .metric-bar i{background:#fff}
.metric-card.highlight .corner{border-color:rgba(255,255,255,.45)}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16px;font-weight:600;color:var(--ink);
  transition:background-color .18s ease-out,color .18s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand);background:#F7FAF9}
.faq-item summary:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}
.faq-item summary i{font-size:13px;color:var(--brand);transition:transform .18s ease-out;flex-shrink:0}
.faq-item[open] summary{background:#F7FAF9}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-answer{padding:0 22px 22px;color:var(--ink-2);font-size:15px;line-height:1.85}

/* ---------- CTA 表单 ---------- */
.cta-wrap{
  background:linear-gradient(135deg,#0D1A1B 0%,#0E7C6B 100%);
  border-radius:var(--r-lg);padding:30px;color:#fff;
  box-shadow:var(--sh-3);overflow:hidden;position:relative;
}
@media (min-width:1024px){.cta-wrap{padding:48px}}
.cta-glow{
  position:absolute;width:420px;height:420px;right:-160px;top:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,199,154,.35) 0%,rgba(63,199,154,0) 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;gap:32px}
@media (min-width:1024px){.cta-inner{grid-template-columns:1fr 1fr;gap:56px;align-items:start}}
.cta-inner h2{font-size:24px;color:#fff;margin-bottom:14px}
@media (min-width:1024px){.cta-inner h2{font-size:30px}}
.cta-inner p{color:#C7DAD6;font-size:15.5px;line-height:1.85;max-width:460px}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#DCEBE7}
.cta-points i{color:var(--brand-light);margin-top:5px;font-size:13px}
.form-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-md);padding:22px}
@media (min-width:1024px){.form-card{padding:28px}}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:#DCEBE7;margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;background:rgba(255,255,255,.94);border:1px solid transparent;
  border-radius:var(--r-btn);padding:0 14px;height:46px;font-size:15px;color:var(--ink);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-light);box-shadow:0 0 0 3px rgba(63,199,154,.35);
}
.field-err{border-color:var(--err) !important;box-shadow:0 0 0 3px rgba(192,72,60,.25) !important}
.form-hint{font-size:12.5px;color:#A9BAB7;margin-top:14px;line-height:1.7}
.form-success{
  margin-top:16px;padding:14px 16px;border-radius:var(--r-sm);
  background:rgba(30,158,106,.18);border:1px solid rgba(63,199,154,.45);
  color:#B8F0D8;font-size:14px;display:none;align-items:center;gap:10px;
}
.form-success.is-show{display:flex}
.form-actions{display:flex;flex-direction:column;gap:12px}
@media (min-width:640px){.form-actions{flex-direction:row;align-items:center;justify-content:space-between}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:#F1F5F4;padding:64px 0 0;margin-top:80px}
.site-footer .footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-link{font-size:14px;color:var(--night-sub);display:inline-flex;align-items:center;transition:color .18s ease-out,transform .18s ease-out}
.footer-link:hover{color:var(--brand-light);transform:translateX(2px)}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--night-sub);
}
.footer-bottom a{color:var(--night-sub)}
.footer-bottom a:hover{color:var(--brand-light)}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
    --brand:#0E7C6B;
    --brand-dark:#0B6558;
    --brand-light:#3FC79A;
    --copper:#C2853B;
    --bg:#F4F6F7;
    --surface:#FFFFFF;
    --surface-2:#E9EDEE;
    --night:#0D1A1B;
    --night-text:#F1F5F4;
    --night-sub:#A9BAB7;
    --ink:#10161A;
    --ink-2:#5B6A70;
    --ink-3:#8A969B;
    --line:#D6DEE0;
    --badge-green:#EAF6F2;
    --badge-copper:#FBF2E4;
    --ok:#1E9E6A;
    --warn:#C2853B;
    --err:#C0483C;
    --r-lg:28px;
    --r-md:20px;
    --r-sm:12px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(13,26,27,.06);
    --sh-2:0 8px 24px -12px rgba(13,26,27,.18);
    --sh-3:0 18px 40px -18px rgba(13,26,27,.26);
    --container:1200px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-style:none}
  a{color:var(--brand);text-decoration:none;transition:color .18s ease-out}
  a:hover{color:var(--brand-dark)}
  button,input,select,textarea{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

  .container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
  @media (min-width:1024px){.container-x{padding:0 32px}}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(244,246,247,.88);
    backdrop-filter:saturate(160%) blur(12px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{display:flex;align-items:center;gap:24px;height:68px}
  .logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto}
  .logo:hover{color:var(--ink)}
  .logo-mark{
    width:38px;height:38px;border-radius:12px;
    display:inline-flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--brand) 0%,var(--brand-light) 100%);
    color:#fff;font-weight:700;font-size:14px;letter-spacing:.04em;
    box-shadow:0 8px 20px -10px rgba(14,124,107,.7);
  }
  .logo-text{display:block;font-size:17px;font-weight:700;line-height:1.2;letter-spacing:.01em}
  .logo-sub{display:block;font-size:12px;color:var(--ink-3);line-height:1.3}
  .nav-links{display:none;align-items:center;gap:6px;flex:1 1 auto}
  @media (min-width:1024px){.nav-links{display:flex}}
  .nav-link{
    position:relative;padding:8px 12px;border-radius:10px;
    font-size:15px;color:var(--ink);white-space:nowrap;
    transition:color .18s ease-out,background-color .18s ease-out;
  }
  .nav-link::after{
    content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
    background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
    transition:transform .18s ease-out;
  }
  .nav-link:hover{color:var(--brand);background:rgba(14,124,107,.06)}
  .nav-link:hover::after{transform:scaleX(1)}
  .nav-link.is-active{font-weight:700;color:var(--brand)}
  .nav-link.is-active::after{transform:scaleX(1)}
  .header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}

  .mega-wrap{position:relative;display:none}
  @media (min-width:1024px){.mega-wrap{display:block}}
  .nav-trigger{
    display:inline-flex;align-items:center;gap:8px;
    height:40px;padding:0 14px;border-radius:var(--r-sm);
    background:var(--surface);border:1px solid var(--line);color:var(--ink);
    font-size:14px;cursor:pointer;transition:border-color .18s ease-out,box-shadow .18s ease-out,color .18s ease-out;
  }
  .nav-trigger:hover{border-color:var(--brand);color:var(--brand)}
  .nav-trigger[aria-expanded="true"]{border-color:var(--brand);color:var(--brand);box-shadow:0 0 0 3px rgba(14,124,107,.12)}
  .nav-trigger i{font-size:11px;transition:transform .18s ease-out}
  .nav-trigger[aria-expanded="true"] i{transform:rotate(180deg)}
  .mega-panel{
    position:absolute;right:0;top:calc(100% + 12px);width:760px;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    box-shadow:var(--sh-2);padding:22px;
    display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:22px;
    opacity:0;visibility:hidden;transform:translateY(6px);
    transition:opacity .16s ease-out,transform .16s ease-out,visibility .16s;
  }
  .mega-wrap:hover .mega-panel,
  .mega-wrap:focus-within .mega-panel,
  .mega-panel.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .mega-title{font-size:12px;letter-spacing:.08em;color:var(--ink-3);font-weight:600;margin-bottom:10px}
  .mega-col a{display:block;padding:8px 10px;border-radius:10px;font-size:14px;color:var(--ink);transition:background-color .16s ease-out,color .16s ease-out}
  .mega-col a:hover{background:var(--badge-green);color:var(--brand)}
  .mega-card{
    display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);
    border-radius:14px;background:#FBFCFC;font-size:14px;color:var(--ink);
  }
  .mega-card img{width:56px;height:44px;object-fit:cover;border-radius:10px}
  .mega-card:hover{border-color:var(--brand);color:var(--brand)}

  .menu-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:var(--r-sm);
    background:var(--surface);border:1px solid var(--line);color:var(--ink);cursor:pointer;
  }
  .menu-toggle:hover{border-color:var(--brand);color:var(--brand)}
  @media (min-width:1024px){.menu-toggle{display:none}}
  .drawer{
    display:none;border-top:1px solid var(--line);background:var(--surface);
    padding:14px 20px 20px;
  }
  .drawer.is-open{display:block}
  @media (min-width:1024px){.drawer{display:none !important}}
  .drawer a{display:block;padding:12px 12px;border-radius:12px;font-size:15px;color:var(--ink)}
  .drawer a.is-active{background:var(--badge-green);color:var(--brand);font-weight:600}
  .drawer a:hover{background:var(--surface-2)}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 20px;border-radius:var(--r-sm);border:1px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;
    transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
  }
  .btn:active{transform:translateY(0)}
  .btn-sm{height:40px;padding:0 16px;font-size:14px}
  .btn-lg{height:52px;padding:0 26px;font-size:16px}
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -14px rgba(14,124,107,.9)}
  .btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px)}
  .btn-ghost{background:var(--surface);border-color:var(--brand);color:var(--brand)}
  .btn-ghost:hover{background:var(--badge-green);color:var(--brand-dark);transform:translateY(-1px)}
  .btn-light{background:rgba(255,255,255,.08);border-color:rgba(169,186,183,.4);color:var(--night-text)}
  .btn-light:hover{background:rgba(63,199,154,.14);border-color:var(--brand-light);color:#fff;transform:translateY(-1px)}
  .link-text{font-weight:600;font-size:15px;color:var(--brand);border-bottom:2px solid transparent}
  .link-text:hover{border-bottom-color:var(--brand)}
  .btn[disabled],.btn.is-disabled{opacity:.6;cursor:not-allowed;transform:none}

  /* ---------- badges ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 10px;border-radius:var(--r-pill);
    font-size:12.5px;line-height:1.2;font-weight:600;
    background:var(--badge-green);color:var(--brand-dark);border:1px solid rgba(14,124,107,.18);
  }
  .badge i{font-size:11px}
  .badge-copper{background:var(--badge-copper);color:#8A5A1E;border-color:rgba(194,133,59,.34)}
  .badge-plain{background:var(--surface-2);color:var(--ink-2);border-color:var(--line)}
  .badge-night{background:rgba(63,199,154,.14);color:#8FE6C6;border-color:rgba(63,199,154,.3)}

  .tag{
    display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:var(--r-pill);
    border:1px solid var(--line);background:var(--surface);font-size:13px;color:var(--ink-2);
    transition:border-color .16s ease-out,color .16s ease-out,background-color .16s ease-out;cursor:default;
  }
  .tag:hover{border-color:var(--brand);color:var(--brand);background:var(--badge-green)}
  .tag.is-on{background:var(--brand);border-color:var(--brand);color:#fff}

  /* ---------- layout blocks ---------- */
  .section{padding:56px 0}
  @media (min-width:1024px){.section{padding:96px 0}}
  .section-head{max-width:760px;margin-bottom:32px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
    color:var(--brand);letter-spacing:.06em;margin-bottom:12px;
  }
  .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--brand-light))}
  h1{font-size:28px;line-height:1.25;font-weight:700;letter-spacing:.01em}
  h2{font-size:22px;line-height:1.3;font-weight:700;letter-spacing:.01em}
  h3{font-size:18px;line-height:1.4;font-weight:600}
  @media (min-width:768px){
    h1{font-size:38px}
    h2{font-size:28px}
    h3{font-size:20px}
  }
  @media (min-width:1280px){h1{font-size:44px}}
  .lede{font-size:16px;color:var(--ink-2);line-height:1.8}
  .small{font-size:13.5px;line-height:1.75}
  .muted{color:var(--ink-3)}

  /* ---------- page head (data style) ---------- */
  .page-head{padding:32px 0 8px}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3);margin-bottom:18px}
  .breadcrumb a{color:var(--ink-2)}
  .breadcrumb a:hover{color:var(--brand)}
  .breadcrumb .sep{color:var(--ink-3)}
  .breadcrumb .current{color:var(--ink-3)}
  .head-panel{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:26px;box-shadow:var(--sh-1);position:relative;overflow:hidden;
  }
  .head-panel::after{
    content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
    background:radial-gradient(circle,rgba(63,199,154,.22),rgba(63,199,154,0) 68%);
  }
  @media (min-width:1024px){.head-panel{padding:38px 40px}}
  .head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

  /* ---------- metric strip ---------- */
  .metric-strip{
    display:grid;gap:16px;margin-top:26px;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  @media (min-width:1024px){.metric-strip{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .metric{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    padding:18px 20px;box-shadow:var(--sh-1);
    transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
  }
  .metric:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:rgba(14,124,107,.34)}
  .metric.is-dark{
    background:linear-gradient(140deg,var(--brand) 0%,#12roots 0%,var(--brand-dark) 60%,#0A4F45 100%);
    border-color:transparent;color:#fff;box-shadow:var(--sh-2);
  }
  .metric.is-dark .metric-label{color:rgba(241,245,244,.78)}
  .metric-label{font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:8px}
  .metric-value{font-size:30px;font-weight:700;line-height:1.2;margin-top:8px;letter-spacing:.01em}
  .metric-unit{font-size:14px;font-weight:600;margin-left:4px;color:var(--ink-3)}
  .metric.is-dark .metric-unit{color:rgba(241,245,244,.7)}
  .metric-note{font-size:13px;color:var(--ink-3);margin-top:6px}
  .metric.is-dark .metric-note{color:rgba(241,245,244,.66)}
  .bar{height:6px;border-radius:999px;background:var(--surface-2);overflow:hidden;margin-top:12px}
  .bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-light))}
  .metric.is-dark .bar{background:rgba(255,255,255,.18)}

  /* ---------- filter row ---------- */
  .filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}

  /* ---------- table ---------- */
  .table-wrap{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    box-shadow:var(--sh-2);overflow:auto;
  }
  .data-table{width:100%;min-width:760px;border-collapse:collapse;font-size:15px}
  .data-table caption{
    caption-side:top;text-align:left;padding:20px 22px 6px;
    font-size:13.5px;color:var(--ink-3);
  }
  .data-table th{
    background:#F7FAF9;text-align:left;padding:14px 22px;
    font-size:13px;font-weight:600;color:var(--ink-2);letter-spacing:.02em;
    border-bottom:1px solid var(--line);white-space:nowrap;
  }
  .data-table td{
    padding:16px 22px;border-bottom:1px solid var(--line);
    color:var(--ink-2);line-height:1.7;vertical-align:top;
  }
  .data-table td:first-child{color:var(--ink);font-weight:600;white-space:nowrap}
  .data-table tbody tr:nth-child(even){background:#FBFCFC}
  .data-table tbody tr:hover{background:var(--badge-green)}
  .data-table tbody tr:last-child td{border-bottom:0}
  .table-foot{
    display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
    padding:16px 22px;background:#FBFCFC;border-top:1px solid var(--line);
  }

  /* ---------- zigzag ---------- */
  .zigzag{display:flex;flex-direction:column;gap:8px}
  .zz-item{
    display:grid;gap:24px;align-items:center;
    grid-template-columns:1fr;padding:26px 0;border-top:1px solid var(--line);
  }
  .zz-item:first-child{border-top:0;padding-top:0}
  @media (min-width:1024px){
    .zz-item{grid-template-columns:1fr 1fr;gap:56px;padding:40px 0}
    .zz-item.reverse .zz-media{order:2}
  }
  .zz-media{position:relative;border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-2)}
  .zz-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .zz-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(140deg,rgba(14,124,107,.22),rgba(13,26,27,.06));
  }
  .zz-badge{
    position:absolute;left:16px;bottom:16px;z-index:2;
    display:inline-flex;align-items:center;gap:8px;
    padding:8px 12px;border-radius:var(--r-pill);
    background:rgba(13,26,27,.72);color:#F1F5F4;font-size:12.5px;font-weight:600;
    backdrop-filter:blur(6px);
  }
  .zz-body h3{margin-bottom:10px}
  .zz-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}
  .zz-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2);line-height:1.75}
  .zz-list i{color:var(--brand);margin-top:7px;font-size:12px;flex:0 0 auto}

  /* ---------- note cards ---------- */
  .note-grid{display:grid;gap:16px;grid-template-columns:1fr}
  @media (min-width:768px){.note-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
  .note-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    padding:22px;box-shadow:var(--sh-1);
    transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
  }
  .note-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:rgba(14,124,107,.3)}
  .note-icon{
    width:42px;height:42px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--brand),var(--brand-light));color:#fff;margin-bottom:14px;
  }
  .note-card p{font-size:14.5px;color:var(--ink-2);margin-top:10px}

  /* ---------- dark band ---------- */
  .band-dark{background:var(--night);color:var(--night-text);position:relative;overflow:hidden}
  .band-dark::before{
    content:"";position:absolute;left:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(63,199,154,.18),rgba(63,199,154,0) 70%);
  }
  .band-dark h2,.band-dark h3{color:var(--night-text)}
  .band-dark .lede{color:var(--night-sub)}
  .dark-card{
    background:rgba(255,255,255,.04);border:1px solid rgba(169,186,183,.22);
    border-radius:var(--r-md);padding:22px;backdrop-filter:blur(6px);
    transition:border-color .18s ease-out,background-color .18s ease-out;
  }
  .dark-card:hover{border-color:rgba(63,199,154,.5);background:rgba(63,199,154,.08)}
  .delta{font-size:13px;font-weight:700;display:inline-flex;align-items:center;gap:6px;margin-top:10px}
  .delta.up{color:var(--brand-light)}
  .delta.down{color:#E0B071}

  /* ---------- faq ---------- */
  .faq{max-width:860px;border-top:1px solid var(--line)}
  .faq details{border-bottom:1px solid var(--line);transition:background-color .16s ease-out}
  .faq details[open]{background:#F7FAF9}
  .faq summary{
    list-style:none;cursor:pointer;padding:20px 4px;
    display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
    font-size:16.5px;font-weight:600;color:var(--ink);
  }
  .faq summary::-webkit-details-marker{display:none}
  .faq summary:hover{color:var(--brand)}
  .faq summary .faq-ico{
    flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
    display:inline-flex;align-items:center;justify-content:center;color:var(--brand);font-size:11px;
    transition:transform .16s ease-out,background-color .16s ease-out;
  }
  .faq details[open] summary .faq-ico{transform:rotate(180deg);background:var(--badge-green)}
  .faq .faq-a{padding:0 44px 22px 4px;color:var(--ink-2);font-size:15px;line-height:1.85}

  /* ---------- form / cta ---------- */
  .cta-panel{
    background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 55%,#0A4F45 100%);
    border-radius:var(--r-lg);padding:28px;color:#fff;position:relative;overflow:hidden;
    box-shadow:var(--sh-2);
  }
  @media (min-width:1024px){.cta-panel{padding:44px}}
  .cta-panel::after{
    content:"";position:absolute;right:-90px;bottom:-120px;width:320px;height:320px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.16),rgba(255,255,255,0) 70%);
  }
  .form-card{
    background:rgba(255,255,255,.96);border-radius:var(--r-md);padding:22px;
    box-shadow:0 18px 40px -18px rgba(13,26,27,.4);
  }
  @media (min-width:1024px){.form-card{padding:26px}}
  .field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
  .field label{font-size:13.5px;font-weight:600;color:var(--ink-2)}
  .field input,.field select,.field textarea{
    width:100%;height:46px;padding:0 14px;border-radius:var(--r-sm);
    border:1px solid var(--line);background:#fff;color:var(--ink);
    transition:border-color .16s ease-out,box-shadow .16s ease-out;
  }
  .field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,124,107,.16);
  }
  .field .hint{font-size:12.5px;color:var(--ink-3)}
  .form-note{font-size:12.5px;color:var(--ink-3);margin-top:12px;line-height:1.7}
  .form-ok{
    display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);
    background:var(--badge-green);border:1px solid rgba(14,124,107,.24);color:var(--brand-dark);font-size:13.5px;
  }
  .form-ok.is-on{display:block}

  /* ---------- footer ---------- */
  .site-footer{background:var(--night);color:var(--night-sub);padding:56px 0 28px;margin-top:0}
  .footer-title{color:#F1F5F4;font-size:14px;font-weight:700;margin-bottom:16px}
  .footer-link{color:var(--night-sub);font-size:14px;display:inline-block;transition:color .16s ease-out,transform .16s ease-out}
  .footer-link:hover{color:var(--brand-light);transform:translateX(2px)}
  .footer-bottom{
    margin-top:40px;padding-top:22px;border-top:1px solid rgba(169,186,183,.2);
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
    font-size:13px;color:var(--ink-3);
  }
  .footer-bottom a{color:var(--night-sub)}
  .footer-bottom a:hover{color:var(--brand-light)}

  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  }