/* roulang page: index */
:root{
  --ink:#111614;
  --ink-2:#1B211F;
  --accent:#C6F24E;
  --teal:#2FA98C;
  --bg:#F5F3EF;
  --card:#FFFFFF;
  --t1:#111614;
  --t2:#4A524F;
  --t3:#8A918D;
  --line:#E3E0D9;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:10px;
  --radius-pill:999px;
  --sh-1:0 1px 2px rgba(17,22,20,.04);
  --sh-2:0 12px 32px -16px rgba(17,22,20,.18);
  --container:1200px;
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--t1);font-family:var(--sans);font-size:17px;line-height:1.8;letter-spacing:.01em;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;height:auto;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.02em;line-height:1.3;color:var(--t1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 40px;}
@media (min-width:1440px){:root{--container:1280px;}}
@media (max-width:1023px){.container{padding:0 24px;}body{font-size:16px;}}
@media (max-width:639px){.container{padding:0 20px;}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(245,243,239,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease-out,background .22s ease-out;}
.site-header.is-scrolled{background:#FDFCFA;box-shadow:0 10px 30px -24px rgba(17,22,20,.45);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-dot{width:6px;height:6px;border-radius:1px;background:var(--accent);box-shadow:0 0 0 3px rgba(198,242,78,.28);flex:0 0 auto;}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:.02em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;}
.nav-link{position:relative;font-size:15px;color:var(--t2);padding:6px 0;transition:color .22s ease-out;white-space:nowrap;}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--accent);transition:width .22s ease-out;}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:60%;}
.header-tools{display:flex;align-items:center;gap:16px;}
.icon-btn{width:38px;height:38px;border-radius:var(--radius-pill);border:1px solid transparent;background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease-out,border-color .2s ease-out;}
.icon-btn:hover{background:#fff;border-color:var(--line);}
.icon-btn svg{width:18px;height:18px;stroke:var(--ink);stroke-width:1.5;fill:none;stroke-linecap:round;}
.header-cta{font-size:14px;color:var(--ink);padding-bottom:2px;border-bottom:2px solid var(--line);transition:border-color .22s ease-out;}
.header-cta:hover{border-bottom-color:var(--accent);}
.menu-toggle{display:none;}
.mobile-drawer{display:none;position:fixed;top:0;left:0;right:0;z-index:70;background:var(--bg);border-bottom:1px solid var(--line);padding:64px 0 16px;transform:translateY(-102%);transition:transform .26s ease-out;box-shadow:0 24px 40px -32px rgba(17,22,20,.5);}
.mobile-drawer.is-open{transform:translateY(0);}
.mobile-drawer a{display:block;line-height:56px;font-size:17px;border-bottom:1px solid var(--line);padding:0 24px;color:var(--t2);}
.mobile-drawer a.is-active{color:var(--ink);font-weight:600;}
.mobile-drawer a.drawer-cta{color:var(--teal);border-bottom:none;}
@media (max-width:1023px){
  .main-nav{display:none;}
  .header-cta{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{height:56px;}
  .mobile-drawer{display:block;}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--radius-pill);border:1px solid transparent;font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out;}
.btn-primary{background:var(--ink);color:#F5F3EF;}
.btn-primary:hover{background:var(--accent);color:var(--ink);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--accent);}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--ink);padding-bottom:3px;border-bottom:2px solid var(--line);transition:border-color .22s ease-out;}
.link-arrow span{display:inline-block;transition:transform .22s ease-out;}
.link-arrow:hover{border-bottom-color:var(--accent);}
.link-arrow:hover span{transform:translateX(4px);}

/* ---------- hero ---------- */
.hero{padding:88px 0 96px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#FBF9F5 0%,var(--bg) 100%);}
.hero-copy{align-self:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--teal);margin-bottom:20px;}
.eyebrow::before{content:"";width:8px;height:8px;background:var(--accent);border-radius:2px;display:inline-block;}
.hero h1{font-size:52px;line-height:1.22;letter-spacing:.02em;max-width:640px;}
.hero-sub{margin-top:22px;font-size:18px;line-height:1.7;color:var(--t2);max-width:520px;}
.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:34px;}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px;}
.hero-tags span{font-size:13px;color:var(--t2);border:1px solid var(--line);border-radius:var(--radius-pill);padding:4px 14px;background:#fff;}
.hero-media{margin-top:0;}
.hero-media img{border-radius:var(--radius-card);border:1px solid var(--line);box-shadow:var(--sh-1);aspect-ratio:4/3;object-fit:cover;width:100%;}
@media (max-width:1023px){
  .hero{padding:64px 0 72px;}
  .hero h1{font-size:40px;}
  .hero-media{margin-top:40px;}
}
@media (max-width:639px){
  .hero{padding:48px 0 56px;}
  .hero h1{font-size:32px;}
  .hero-sub{font-size:16px;}
  .hero-actions{gap:18px;}
}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px;}
.section-title{font-size:32px;}
.section-desc{margin-top:12px;font-size:16px;color:var(--t2);max-width:620px;}
@media (max-width:1023px){.section{padding:56px 0;}.section-title{font-size:26px;}}
@media (max-width:639px){.section-title{font-size:24px;}.section-head{margin-bottom:28px;}}

/* ---------- pain list ---------- */
.pain-aside h2{font-size:26px;margin-bottom:16px;}
.pain-aside p{font-size:15px;color:var(--t2);}
.pain-list{border-top:1px solid var(--line);}
.pain-item{display:flex;gap:20px;align-items:baseline;padding:22px 6px;border-bottom:1px solid var(--line);transition:background .22s ease-out;}
.pain-item:hover{background:rgba(255,255,255,.7);}
.pain-num{font-family:Georgia,serif;font-size:14px;font-variant-numeric:tabular-nums;color:var(--teal);letter-spacing:.08em;flex:0 0 auto;}
.pain-q{font-family:var(--serif);font-size:20px;}
@media (max-width:639px){.pain-q{font-size:17px;}}

/* ---------- cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;transition:border-color .22s ease-out,transform .22s ease-out,box-shadow .22s ease-out;}
.card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-icon{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:20px;transition:border-color .22s ease-out;}
.card-icon svg{width:20px;height:20px;stroke:var(--teal);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round;}
.card h3{font-size:20px;margin-bottom:12px;}
.card p{font-size:15px;color:var(--t2);}
.card .card-link{margin-top:auto;padding-top:22px;display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--ink);}
.card .card-link i{font-style:normal;transition:transform .22s ease-out;}
.card .card-link:hover i{transform:translateX(4px);}
.card-wide{flex-direction:row;padding:0;overflow:hidden;min-height:240px;}
.card-wide .card-wide-text{padding:32px;display:flex;flex-direction:column;flex:1 1 55%;}
.card-wide .card-wide-media{flex:0 0 45%;position:relative;}
.card-wide .card-wide-media img{width:100%;height:100%;object-fit:cover;}
.card-row{gap:24px;}
@media (max-width:1023px){.card-row > .cell{margin-bottom:24px;}}
@media (max-width:639px){
  .card{padding:24px;}
  .card-wide{flex-direction:column;min-height:0;}
  .card-wide .card-wide-media{flex:0 0 auto;height:200px;}
}

/* ---------- stats ---------- */
.stats{background:var(--ink-2);color:#EDEAE4;padding:80px 0;}
.stats .section-title{color:#FFFFFF;}
.stats .stats-desc{color:#A9B0AC;font-size:15px;margin-top:12px;max-width:560px;}
.stat-num{font-family:Georgia,var(--serif);font-size:64px;line-height:1;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.stat-label{margin-top:16px;padding-top:12px;border-top:1px solid rgba(255,255,255,.16);font-size:13px;color:#A9B0AC;}
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity .26s ease-out,transform .26s ease-out;}
.reveal-up.is-in{opacity:1;transform:none;}
@media (max-width:1023px){.stats{padding:56px 0;}.stat-num{font-size:48px;}}
@media (max-width:639px){.stat-num{font-size:42px;}.stat-item{margin-bottom:28px;}}

/* ---------- news list ---------- */
.news-list{border-top:1px solid var(--line);}
.news-row{display:grid;grid-template-columns:168px 1fr auto;gap:24px;align-items:center;padding:24px 8px;border-bottom:1px solid var(--line);transition:background .22s ease-out;}
.news-row:hover{background:#FFFFFF;}
.news-row:hover h3{color:var(--teal);}
.news-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img);border:1px solid var(--line);}
.news-row h3{font-size:18px;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-row p{font-size:14px;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-time{font-size:13px;color:var(--t3);font-variant-numeric:tabular-nums;white-space:nowrap;align-self:start;padding-top:4px;}
.badge{display:inline-block;font-size:13px;line-height:1;padding:6px 12px;border-radius:var(--radius-pill);border:1px solid rgba(47,169,140,.35);background:rgba(47,169,140,.08);color:var(--teal);margin-top:12px;}
@media (max-width:1023px){
  .news-row{grid-template-columns:140px 1fr;}
  .news-time{grid-column:2;padding-top:0;}
}
@media (max-width:639px){
  .news-row{grid-template-columns:1fr;gap:16px;padding:20px 4px;}
  .news-time{grid-column:auto;}
}
.empty-state{border:1px dashed var(--line);border-radius:var(--radius-card);min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:32px;background:rgba(255,255,255,.55);}
.empty-state strong{font-family:var(--serif);font-size:17px;font-weight:600;}
.empty-state span{font-size:14px;color:var(--t3);}
.empty-mark{width:12px;height:12px;border:1px solid var(--line);border-radius:3px;background:var(--accent);margin-bottom:6px;}

/* ---------- forms ---------- */
.form-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;box-shadow:var(--sh-1);}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;color:var(--t2);margin-bottom:8px;}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-input);background:#FCFBF8;font-size:15px;transition:border-color .2s ease-out,box-shadow .2s ease-out;}
.field textarea{min-height:110px;resize:vertical;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,169,140,.16);}
.field input::placeholder,.field textarea::placeholder{color:var(--t3);}
.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--t2);margin:6px 0 22px;}
.checkbox input{margin-top:4px;accent-color:var(--teal);}
.checkbox a{color:var(--teal);border-bottom:1px solid rgba(47,169,140,.4);}
.form-aside h2{font-size:30px;margin-bottom:16px;}
.form-aside p{font-size:15px;color:var(--t2);}
.form-aside ul{margin-top:24px;border-top:1px solid var(--line);}
.form-aside li{padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--t2);display:flex;gap:10px;}
.form-aside li::before{content:"";width:6px;height:6px;border-radius:1px;background:var(--accent);flex:0 0 auto;margin-top:10px;}

/* ---------- privacy ---------- */
.privacy-note{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.45);padding:16px 0;}
.privacy-note p{font-size:13px;color:var(--t3);}
.privacy-note a{color:var(--teal);border-bottom:1px solid rgba(47,169,140,.4);}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;font-family:var(--serif);font-size:16px;color:var(--t1);transition:padding .22s ease-out,border-color .22s ease-out,background .22s ease-out;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{flex:0 0 auto;width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;color:var(--teal);font-size:20px;line-height:1;font-family:Georgia,serif;}
.faq-icon::before{content:"+";}
.faq-item[open] summary{border-left:2px solid var(--accent);padding-left:18px;background:rgba(198,242,78,.06);}
.faq-item[open] .faq-icon::before{content:"−";}
.faq-answer{padding:0 20px 22px 20px;border-left:2px solid var(--accent);background:rgba(198,242,78,.06);margin-bottom:6px;}
.faq-answer p{font-size:15px;color:var(--t2);}

/* ---------- cta band ---------- */
.cta-wrap{padding:0 0 96px;}
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#F5F3EF;border-radius:20px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-band::after{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.18;pointer-events:none;}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{color:#FFFFFF;font-size:28px;max-width:560px;}
.cta-band p{margin-top:12px;font-size:15px;color:#B9BFBB;max-width:560px;}
@media (max-width:1023px){.cta-wrap{padding-bottom:56px;}.cta-band{padding:32px;}.cta-band h2{font-size:22px;}}

/* ---------- modal ---------- */
.reveal{border-radius:var(--radius-card);border:1px solid var(--line);padding:36px;box-shadow:0 24px 60px -30px rgba(17,22,20,.4);}
.reveal h3{font-size:22px;margin-bottom:8px;}
.reveal .modal-sub{font-size:14px;color:var(--t2);margin-bottom:22px;}
.close-button{color:var(--t3);right:16px;top:14px;}
.close-button:hover{color:var(--ink);}
@media (max-width:639px){.reveal{width:92vw;padding:24px;}}

/* ---------- footer ---------- */
.site-footer{background:#141917;color:#B9BFBB;padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand{display:inline-flex;align-items:center;gap:10px;}
.footer-brand .brand-dot{box-shadow:none;}
.footer-brand span.fn{font-family:var(--serif);font-size:18px;color:#FFFFFF;font-weight:600;}
.footer-about{margin-top:16px;font-size:14px;color:#8F9793;max-width:300px;}
.site-footer h4{font-family:var(--sans);font-size:14px;font-weight:600;color:#FFFFFF;letter-spacing:.08em;margin-bottom:18px;}
.footer-links li{margin-bottom:12px;}
.footer-links a{font-size:14px;color:#B9BFBB;transition:color .2s ease-out;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;margin-bottom:12px;color:#B9BFBB;}
.footer-contact span{color:#8F9793;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 28px;font-size:13px;color:#8A918D;}
.footer-bottom a{color:#B9BFBB;}
.footer-bottom a:hover{color:var(--accent);}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:639px){
  .site-footer{padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .reveal-up{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --ink:#111614;
  --ink-soft:#1B211F;
  --lime:#C6F24E;
  --teal:#2FA98C;
  --paper:#F5F3EF;
  --card:#FFFFFF;
  --t2:#4A524F;
  --t3:#8A918D;
  --line:#E3E0D9;
  --r-card:16px;
  --r-img:12px;
  --r-pill:999px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(17,22,20,.04);
  --sh-2:0 12px 32px -16px rgba(17,22,20,.18);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',serif;
  --sans:'PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:.02em;line-height:1.3;margin:0;color:var(--ink)}
p{margin:0}
img{max-width:100%;display:block;height:auto}
a{color:var(--ink);text-decoration:none;transition:color .22s var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
ul,ol{margin:0;padding:0;list-style:none}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 40px}
@media (min-width:1440px){.container{max-width:1280px}}
.grid-x.gutter{margin-left:-12px;margin-right:-12px}
.grid-x.gutter>.cell{padding-left:12px;padding-right:12px}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,243,239,.82);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{background:rgba(255,255,255,.94);box-shadow:0 6px 24px -18px rgba(17,22,20,.35)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600;font-size:20px;color:var(--ink);letter-spacing:.02em;white-space:nowrap}
.brand-dot{width:6px;height:6px;border-radius:1px;background:var(--lime);flex:0 0 auto;transform:translateY(-6px)}
.main-nav{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--t2)}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--lime);transition:width .22s var(--ease)}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after,.nav-link.is-active::after{width:60%}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-tools{display:flex;align-items:center;gap:8px;margin-left:14px}
.icon-btn{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-pill);color:var(--t2);transition:background .22s var(--ease),color .22s var(--ease)}
.icon-btn:hover{background:#fff;color:var(--ink)}
.icon-btn svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.nav-toggle{display:none}
.search-bar{display:none;border-top:1px solid var(--line);background:rgba(255,255,255,.96)}
.search-bar.is-open{display:block}
.search-bar form{display:flex;gap:12px;align-items:center;padding:14px 0}
.search-bar input{flex:1;border:1px solid var(--line);border-radius:var(--r-input);padding:11px 14px;background:#fff;color:var(--ink)}
.search-bar input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(47,169,140,.16)}
.search-bar button{border-radius:var(--r-pill);background:var(--ink);color:var(--paper);padding:11px 22px;font-size:15px;transition:background .2s var(--ease),color .2s var(--ease)}
.search-bar button:hover{background:var(--lime);color:var(--ink)}
.nav-drawer{display:none;border-top:1px solid var(--line);background:var(--paper)}
.nav-drawer.is-open{display:block;animation:drawerIn .24s var(--ease)}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.nav-drawer a{display:block;padding:0 40px;line-height:56px;border-bottom:1px solid var(--line);font-size:16px;color:var(--t2)}
.nav-drawer a.is-active{color:var(--ink);font-weight:600}
.nav-drawer a.drawer-cta{color:var(--teal);font-weight:600}

/* ===== Breadcrumb ===== */
.crumb-wrap{padding:28px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t3)}
.breadcrumb a:hover{color:var(--teal)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--t2)}

/* ===== Article head ===== */
.article-head{padding:22px 0 26px;border-bottom:1px solid var(--line)}
.tag-pill{display:inline-block;font-size:14px;line-height:1;padding:6px 12px;border-radius:var(--r-pill);border:1px solid rgba(47,169,140,.32);background:rgba(47,169,140,.10);color:#1F7A65;margin-bottom:18px}
.article-head h1{font-size:40px;line-height:1.35;margin-bottom:16px;letter-spacing:.02em}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:13px;color:var(--t3)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}

/* ===== Layout ===== */
.layout{padding:48px 0 96px}
.article-body{max-width:760px}
.article-body{font-size:17px;line-height:1.9;letter-spacing:.01em;color:#20211F}

/* ===== CMS content typography ===== */
.cms-content>*+*{margin-top:1.4em}
.cms-content p{color:#2A2F2C}
.cms-content h2{position:relative;font-size:28px;margin-top:2.2em;padding-left:20px}
.cms-content h2::before{content:"";position:absolute;left:0;top:.62em;width:12px;height:2px;background:var(--lime)}
.cms-content h3{font-size:20px;margin-top:1.8em}
.cms-content h4{font-size:17px;margin-top:1.6em}
.cms-content a{color:#1F7A65;border-bottom:1px solid rgba(47,169,140,.35)}
.cms-content a:hover{color:var(--ink);border-bottom-color:var(--lime)}
.cms-content strong{font-weight:600}
.cms-content ul,.cms-content ol{padding-left:1.3em}
.cms-content ul li,.cms-content ol li{position:relative;margin-top:.6em}
.cms-content ul li::before{content:"";position:absolute;left:-1.1em;top:.85em;width:6px;height:6px;border-radius:1px;background:var(--lime)}
.cms-content ol{list-style:none;counter-reset:num}
.cms-content ol li{counter-increment:num}
.cms-content ol li::before{content:counter(num) ".";position:absolute;left:-1.6em;color:var(--teal);font-weight:600}
.cms-content blockquote{
  border-left:2px solid var(--lime);background:rgba(198,242,78,.12);
  padding:20px 24px;border-radius:0 var(--r-card) var(--r-card) 0;color:var(--t2);
}
.cms-content blockquote p{color:var(--t2);font-style:normal}
.cms-content img{border-radius:var(--r-img);margin:1.6em auto;box-shadow:var(--sh-1)}
.cms-content figure{margin:1.6em 0}
.cms-content figcaption{text-align:center;font-size:13px;color:var(--t3);margin-top:10px}
.cms-content table{width:100%;border-collapse:collapse;font-size:15px;margin:1.6em 0}
.cms-content table th,.cms-content table td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.cms-content table th{font-weight:600;background:#FBFAF7}
.cms-content hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ===== Empty state ===== */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);background:#FBFAF7;
  min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;text-align:center;padding:36px 24px;
}
.empty-state .es-icon{width:34px;height:34px;border-radius:8px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--t3)}
.empty-state .es-icon svg{width:17px;height:17px;stroke:currentColor;stroke-width:1.5;fill:none;stroke-linecap:round}
.empty-state p{font-size:16px;color:var(--ink)}
.empty-state span{font-size:13px;color:var(--t3)}
.empty-state a{color:var(--teal);font-weight:600}

/* ===== Footer of article ===== */
.article-foot{margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.tag-group{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-block;font-size:14px;line-height:1;padding:7px 13px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--t2);transition:border-color .22s var(--ease),color .22s var(--ease)}
.tag:hover{border-color:var(--teal);color:var(--ink)}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--t2);margin-top:26px}
.back-link .arw{transition:transform .22s var(--ease)}
.back-link:hover{color:var(--ink)}
.back-link:hover .arw{transform:translateX(-4px)}

/* ===== Sidebar ===== */
.sidebar{position:sticky;top:104px}
.side-block{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
.side-block+.side-block{margin-top:24px}
.side-block h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-block h3::before{content:"";width:6px;height:6px;border-radius:1px;background:var(--lime)}
.toc-list li+li{margin-top:10px}
.toc-list a{display:block;font-size:14px;line-height:1.6;color:var(--t2);padding-left:12px;border-left:1px solid var(--line);transition:border-color .22s var(--ease),color .22s var(--ease)}
.toc-list a:hover{color:var(--ink);border-left-color:var(--teal)}
.toc-empty{font-size:13px;color:var(--t3);line-height:1.7}
.side-empty{border:1px dashed var(--line);border-radius:12px;padding:22px 16px;text-align:center;font-size:13px;color:var(--t3);line-height:1.7;background:#FBFAF7}
.side-note{font-size:13px;color:var(--t3);line-height:1.8;margin-top:12px}

/* ===== Related ===== */
.section{padding:64px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:28px}
.link-more{font-size:14px;color:var(--t2);display:inline-flex;align-items:center;gap:6px;position:relative}
.link-more::after{content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;background:var(--lime);transition:width .22s var(--ease)}
.link-more:hover{color:var(--ink)}
.link-more:hover::after{width:100%}
.rel-empty{
  border:1px dashed var(--line);border-radius:var(--r-card);background:#FBFAF7;min-height:180px;
  display:flex;align-items:center;justify-content:center;text-align:center;padding:32px 24px;
  flex-direction:column;gap:8px;
}
.rel-empty p{font-size:15px;color:var(--t2)}
.rel-empty span{font-size:13px;color:var(--t3)}

/* ===== CTA ===== */
.cta-band{background:var(--ink-soft);color:#EDEFEC;border-radius:var(--r-card);padding:48px;margin-top:72px;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;bottom:-60px;width:200px;height:200px;border-radius:50%;background:rgba(198,242,78,.08)}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:12px;position:relative;z-index:1}
.cta-band p{color:#B9C0BC;font-size:16px;max-width:560px;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:26px;position:relative;z-index:1}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;padding:13px 30px;border-radius:var(--r-pill);transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#fff;color:var(--ink);transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(237,239,236,.35);color:#EDEFEC}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime)}

/* ===== Footer ===== */
.site-footer{border-top:1px solid var(--line);background:#FBFAF7;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding:64px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;font-weight:600;margin-bottom:14px}
.footer-brand .brand-dot{width:6px;height:6px;border-radius:1px;background:var(--lime);display:inline-block;transform:translateY(-6px)}
.footer-about{font-size:14px;color:var(--t2);line-height:1.8;max-width:320px}
.site-footer h4{font-size:14px;font-family:var(--sans);font-weight:600;margin-bottom:16px;color:var(--ink)}
.footer-links li+li,.footer-contact li+li{margin-top:10px}
.footer-links a{font-size:14px;color:var(--t2)}
.footer-links a:hover{color:var(--teal)}
.footer-contact li{font-size:14px;color:var(--t2);line-height:1.7}
.footer-contact span{color:var(--t3)}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;font-size:13px;color:var(--t3)}

@media (max-width:1024px){
  .container{padding:0 28px}
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:56px}
  .nav-drawer a{padding:0 28px}
  .nav-tools{margin-left:auto}
  .article-head h1{font-size:32px}
  .cms-content h2{font-size:24px}
  .sidebar{position:static;margin-top:48px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;padding:48px 0 32px}
  .cta-band{padding:40px 32px}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding:0 20px}
  .nav-drawer a{padding:0 20px}
  .crumb-wrap{padding-top:20px}
  .article-head{padding:18px 0 22px}
  .article-head h1{font-size:28px}
  .layout{padding:32px 0 64px}
  .article-body{font-size:16px}
  .cms-content h2{font-size:22px}
  .cms-content h3{font-size:18px}
  .cms-content table{font-size:14px}
  .section{padding:48px 0 0}
  .section-head h2,.cta-band h2{font-size:24px}
  .cta-band{padding:32px 22px;margin-top:56px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .site-footer{margin-top:64px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --ink:#111614;
  --ink-2:#4A524F;
  --ink-3:#8A918D;
  --line:#E3E0D9;
  --paper:#F5F3EF;
  --card:#FFFFFF;
  --dark:#1B211F;
  --lime:#C6F24E;
  --teal:#2FA98C;
  --radius-card:16px;
  --radius-img:12px;
  --radius-input:10px;
  --sh-1:0 1px 2px rgba(17,22,20,.04);
  --sh-2:0 12px 32px -16px rgba(17,22,20,.18);
  --ease:cubic-bezier(.22,.68,.32,1);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:.02em;line-height:1.3;margin:0;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
figure{margin:0;}
::selection{background:var(--lime);color:var(--ink);}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 40px;}
@media (min-width:1440px){.container{max-width:1280px;}}
@media (max-width:640px){.container{padding:0 20px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,243,239,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{background:#FCFBF8;box-shadow:0 6px 18px -14px rgba(17,22,20,.45);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600;font-size:19px;letter-spacing:.02em;color:var(--ink);}
.brand-dot{width:6px;height:6px;background:var(--lime);display:inline-block;flex:0 0 6px;}
.main-nav{display:flex;align-items:center;gap:30px;}
.nav-link{position:relative;padding:6px 0;font-size:15px;color:var(--ink-2);transition:color .2s var(--ease);}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--lime);transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--ink);}
.nav-link.is-active::after{width:60%;}
.header-tools{display:flex;align-items:center;gap:8px;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:999px;border:1px solid transparent;
  background:transparent;color:var(--ink-2);cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{border-color:var(--line);color:var(--ink);background:#fff;}
.icon-btn svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round;}
.nav-toggle{display:none;}
a:focus-visible,button:focus-visible,summary:focus-visible,.btn:focus-visible{
  outline:2px solid var(--lime);outline-offset:3px;border-radius:6px;
}
@media (max-width:900px){
  .header-inner{height:56px;}
  .brand{font-size:17px;}
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:fixed;left:0;right:0;top:56px;
    flex-direction:column;align-items:stretch;gap:0;
    background:#FCFBF8;border-bottom:1px solid var(--line);
    padding:6px 20px 22px;
    opacity:0;visibility:hidden;transform:translateY(-14px);
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
    box-shadow:0 24px 40px -28px rgba(17,22,20,.4);
  }
  .main-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{line-height:56px;padding:0;font-size:16px;border-bottom:1px solid var(--line);}
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--teal);}
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--line{border-top:1px solid var(--line);}
@media (max-width:640px){.section{padding:56px 0;}.section--tight{padding:44px 0;}}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head h2{font-size:32px;}
.section-head p{margin-top:16px;font-size:16px;color:var(--ink-2);}
@media (max-width:640px){.section-head h2{font-size:24px;}.section-head{margin-bottom:32px;}}

/* ---------- 首屏 ---------- */
.page-hero{padding:56px 0 80px;border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:32px;}
.breadcrumb a{transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--teal);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink-2);}
.badge{
  display:inline-block;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(47,169,140,.32);background:rgba(47,169,140,.08);
  color:var(--teal);font-size:14px;line-height:1.4;margin-bottom:20px;
}
.page-hero h1{font-size:40px;max-width:16em;}
.page-hero .lead{margin-top:20px;font-size:18px;line-height:1.7;color:var(--ink-2);max-width:44ch;}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:500;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--ink);color:var(--paper);}
.btn-primary:hover{background:var(--lime);color:var(--ink);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal);}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--ink);transition:color .2s var(--ease);}
.text-link .arrow{transition:transform .2s var(--ease);}
.text-link:hover{color:var(--teal);}
.text-link:hover .arrow{transform:translateX(4px);}
.page-hero-media{
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  background:#fff;box-shadow:var(--sh-1);
}
.page-hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
@media (max-width:1024px){.page-hero h1{font-size:32px;}}
@media (max-width:640px){.page-hero{padding:40px 0 56px;}.page-hero h1{font-size:28px;}.page-hero .lead{font-size:16px;}}

/* ---------- 图文交替 ---------- */
.feature-block + .feature-block{margin-top:88px;}
@media (max-width:1024px){.feature-block + .feature-block{margin-top:56px;}}
.feature-copy .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--teal);margin-bottom:14px;
}
.feature-copy .eyebrow::before{content:"";width:18px;height:1px;background:var(--teal);}
.feature-copy h3{font-size:24px;margin-bottom:16px;}
.feature-copy p{font-size:16px;color:var(--ink-2);}
.feature-media{
  border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;background:#fff;box-shadow:var(--sh-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.feature-media:hover{border-color:rgba(47,169,140,.5);box-shadow:var(--sh-2);transform:translateY(-2px);}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.feature-media figcaption{font-size:13px;color:var(--ink-3);padding:12px 16px;border-top:1px solid var(--line);}
.check-list{margin-top:26px;border-top:1px solid var(--line);}
.check-list li{position:relative;padding:14px 0 14px 26px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-2);}
.check-list li::before{content:"";position:absolute;left:0;top:23px;width:6px;height:6px;background:var(--lime);}
@media (max-width:1023px){
  .feature-row > .cell{margin-bottom:26px;}
  .feature-row > .cell:last-child{margin-bottom:0;}
}
@media (max-width:640px){
  .grid-x.grid-margin-x{margin-left:0;margin-right:0;}
  .grid-x.grid-margin-x > .cell{margin-left:0;margin-right:0;padding-left:0;padding-right:0;}
}

/* ---------- 编号列表 ---------- */
.number-list{border-top:1px solid var(--line);}
.number-list li{display:flex;gap:28px;padding:30px 0;border-bottom:1px solid var(--line);}
.number-list .num{
  flex:0 0 44px;padding-top:3px;
  font-family:Georgia,'Times New Roman',serif;font-size:14px;
  font-variant-numeric:tabular-nums;letter-spacing:.08em;color:var(--teal);
}
.number-list h3{font-size:18px;margin-bottom:10px;}
.number-list p{font-size:15px;color:var(--ink-2);max-width:62ch;}
@media (max-width:640px){
  .number-list li{gap:16px;padding:22px 0;}
  .number-list h3{font-size:17px;}
}

/* ---------- 要点双列 ---------- */
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.point-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.point-card:hover{border-color:rgba(47,169,140,.5);box-shadow:var(--sh-2);transform:translateY(-2px);}
.point-card h3{font-size:18px;margin-bottom:12px;}
.point-card p{font-size:15px;color:var(--ink-2);}
.point-card .tag{
  display:inline-block;margin-top:16px;padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);font-size:13px;color:var(--ink-2);
}
@media (max-width:900px){.point-grid{grid-template-columns:1fr;gap:16px;}}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-img);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease);
}
.faq-item:hover{border-color:rgba(47,169,140,.45);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;font-size:16px;color:var(--ink);cursor:pointer;
  list-style:none;font-family:var(--sans);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:19px;line-height:1;color:var(--teal);flex:0 0 auto;}
.faq-item[open]{border-left:2px solid var(--teal);}
.faq-item[open] summary{background:rgba(47,169,140,.06);}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:4px 22px 22px;font-size:15px;color:var(--ink-2);}
@media (max-width:640px){.faq-item summary{padding:16px;font-size:15px;}.faq-body{padding:2px 16px 18px;}}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--dark);color:var(--paper);padding:78px 0;}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-inner h2{color:#FFFFFF;font-size:30px;max-width:20em;}
.cta-inner p{margin-top:14px;font-size:16px;color:rgba(245,243,239,.7);max-width:48ch;}
.cta-band .btn-primary{background:var(--lime);color:var(--ink);}
.cta-band .btn-primary:hover{background:#FFFFFF;color:var(--ink);}
@media (max-width:640px){.cta-band{padding:56px 0;}.cta-inner h2{font-size:24px;}}

/* ---------- 页脚 ---------- */
.site-footer{background:#FCFBF8;border-top:1px solid var(--line);padding:72px 0 32px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600;font-size:17px;margin-bottom:18px;color:var(--ink);}
.footer-about{color:var(--ink-3);line-height:1.85;max-width:34ch;}
.site-footer h4{font-family:var(--sans);font-size:14px;font-weight:600;margin-bottom:16px;color:var(--ink);}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:var(--ink-3);transition:color .2s var(--ease);}
.footer-links a:hover{color:var(--teal);}
.footer-contact li{color:var(--ink-3);margin-bottom:10px;}
.footer-contact span{color:var(--ink-2);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);
}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;gap:28px;}}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --ink:#111614;
  --ink-2:#4A524F;
  --ink-3:#8A918D;
  --line:#E3E0D9;
  --bg:#F5F3EF;
  --card:#FFFFFF;
  --deep:#1B211F;
  --lime:#C6F24E;
  --teal:#2FA98C;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(17,22,20,.04);
  --shadow-2:0 12px 32px -16px rgba(17,22,20,.18);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',serif;
  --sans:'PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --num:Georgia,'Times New Roman',serif;
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--ink);text-decoration:none;transition:color .2s var(--ease);}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,h5,h6{
  font-family:var(--serif);
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.3;
  color:var(--ink);
  margin:0;
}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 40px;
}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(245,243,239,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  background:#FFFFFF;
  box-shadow:0 10px 28px -24px rgba(17,22,20,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:var(--sp-5);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-dot{
  width:6px;
  height:6px;
  background:var(--lime);
  display:block;
}
.brand-name{
  font-family:var(--serif);
  font-weight:600;
  font-size:20px;
  letter-spacing:.02em;
  color:var(--ink);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:var(--sp-6);
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--ink-2);
  letter-spacing:.01em;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:var(--lime);
  transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:60%;}
.header-actions{display:flex;align-items:center;gap:var(--sp-3);}
.icon-btn{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid transparent;
  border-radius:999px;
  background:transparent;
  color:var(--ink-2);
  cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{border-color:var(--line);color:var(--ink);background:#fff;}
.icon-btn i{font-size:15px;}
.nav-toggle{display:none;}

.nav-drawer{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:79;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  padding:76px 20px 24px;
  transform:translateY(-102%);
  transition:transform .26s var(--ease);
}
.nav-drawer.is-open{transform:translateY(0);}
.drawer-link{
  display:block;
  line-height:56px;
  font-size:16px;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-link:last-of-type{border-bottom:0;}
.drawer-link.is-active{font-weight:600;}
.drawer-cta{
  display:inline-block;
  margin-top:var(--sp-5);
  font-size:15px;
  color:var(--ink);
  border-bottom:2px solid var(--lime);
  padding-bottom:2px;
}
body.is-drawer-open{overflow:hidden;}

/* ---------- page hero ---------- */
.page-hero{
  padding:72px 0 64px;
  border-bottom:1px solid var(--line);
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-3);
  margin-bottom:var(--sp-5);
}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--ink);}
.crumb .sep{color:var(--line);}
.crumb .now{color:var(--ink-2);}
.page-hero h1{
  font-size:40px;
  margin-bottom:var(--sp-5);
  max-width:22ch;
}
.lede{
  font-size:18px;
  line-height:1.75;
  color:var(--ink-2);
  max-width:60ch;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:var(--sp-3);
  margin-top:var(--sp-6);
}
.chip{
  display:inline-flex;
  align-items:center;
  font-size:14px;
  padding:6px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--ink-2);
  background:#fff;
  transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.chip:hover{border-color:var(--teal);color:var(--ink);}
.chip--accent{background:rgba(198,242,78,.22);border-color:rgba(198,242,78,.7);color:var(--ink);}
.hero-figure{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  background:#fff;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}

/* ---------- sections ---------- */
.section{padding:var(--sp-9) 0;}
.section--tight{padding:var(--sp-8) 0;}
.section--line{border-top:1px solid var(--line);}
.section--deep{background:var(--deep);color:#E9EBE7;}
.section--deep h2,.section--deep h3{color:#fff;}
.section--deep .sec-sub{color:#A9B0AC;}

.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-5);
  margin-bottom:var(--sp-7);
}
.sec-head h2{
  font-size:32px;
  margin-bottom:10px;
}
.sec-sub{
  font-size:15px;
  color:var(--ink-2);
  max-width:62ch;
}
.sec-index{
  font-family:var(--num);
  font-size:13px;
  letter-spacing:.14em;
  color:var(--teal);
  display:block;
  margin-bottom:12px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  color:var(--ink);
  border-bottom:2px solid transparent;
  padding-bottom:2px;
  transition:border-color .2s var(--ease);
}
.text-link i{transition:transform .22s var(--ease);font-size:12px;}
.text-link:hover{border-color:var(--lime);}
.text-link:hover i{transform:translateX(4px);}

/* ---------- timeline ---------- */
.timeline{
  position:relative;
  padding-left:64px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:17px;
  top:14px;
  bottom:14px;
  width:1px;
  background:var(--line);
}
.tl-item{
  position:relative;
  padding-bottom:var(--sp-7);
}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;
  left:-64px;
  top:0;
  width:34px;
  height:34px;
  border-radius:50%;
  background:var(--lime);
  color:var(--ink);
  font-family:var(--num);
  font-size:14px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:.02em;
  box-shadow:0 0 0 6px var(--bg);
}
.tl-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:var(--sp-5) var(--sp-6);
  box-shadow:var(--shadow-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.tl-body:hover{
  border-color:var(--teal);
  box-shadow:var(--shadow-2);
  transform:translateY(-2px);
}
.tl-body h3{font-size:20px;margin-bottom:10px;}
.tl-body p{font-size:15px;color:var(--ink-2);line-height:1.8;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:var(--sp-4);}
.tag{
  font-size:13px;
  padding:3px 10px;
  border-radius:999px;
  background:rgba(47,169,140,.1);
  color:var(--teal);
  border:1px solid rgba(47,169,140,.22);
}

/* ---------- scene cards ---------- */
.scene-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:var(--sp-5);
  box-shadow:var(--shadow-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.scene-card:hover{
  border-color:var(--lime);
  box-shadow:var(--shadow-2);
  transform:translateY(-2px);
}
.scene-ico{
  width:40px;
  height:40px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(198,242,78,.25);
  color:var(--ink);
  font-size:16px;
  margin-bottom:var(--sp-4);
}
.scene-card h3{font-size:18px;margin-bottom:10px;}
.scene-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ---------- status list ---------- */
.status-row{
  display:flex;
  gap:var(--sp-5);
  align-items:flex-start;
  padding:var(--sp-5) 0;
  border-bottom:1px solid var(--line);
}
.status-row:first-child{padding-top:0;}
.status-row:last-child{border-bottom:0;padding-bottom:0;}
.status-badge{
  flex:0 0 auto;
  font-size:13px;
  padding:4px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-2);
  white-space:nowrap;
  margin-top:4px;
}
.status-badge--warn{background:rgba(198,242,78,.2);border-color:rgba(198,242,78,.65);color:var(--ink);}
.status-body h3{font-size:17px;margin-bottom:6px;}
.status-body p{font-size:15px;color:var(--ink-2);line-height:1.8;}

/* ---------- check list ---------- */
.check-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:var(--sp-4);
}
.check-item{
  display:flex;
  gap:var(--sp-4);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:var(--sp-5);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.check-item:hover{border-color:var(--teal);box-shadow:var(--shadow-1);}
.check-num{
  font-family:var(--num);
  font-size:14px;
  color:var(--teal);
  letter-spacing:.06em;
  padding-top:2px;
}
.check-item h3{font-size:17px;margin-bottom:6px;}
.check-item p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{
  border-bottom:1px solid var(--line);
  border-left:2px solid transparent;
  padding:0 var(--sp-5);
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.faq-item[open]{
  border-left-color:var(--lime);
  background:rgba(198,242,78,.06);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-5);
  padding:var(--sp-5) 0;
  font-size:16px;
  font-weight:600;
  font-family:var(--serif);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  font-family:var(--num);
  font-size:18px;
  color:var(--ink-2);
  flex:0 0 auto;
  transition:color .2s var(--ease);
}
.faq-item[open] summary::after{content:"−";color:var(--teal);}
.faq-answer{
  padding:0 0 var(--sp-5);
  font-size:15px;
  color:var(--ink-2);
  line-height:1.8;
  max-width:70ch;
}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--deep);
  color:#E9EBE7;
  border-radius:var(--radius-card);
  padding:var(--sp-8) var(--sp-7);
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:12px;}
.cta-band p{color:#A9B0AC;font-size:15px;max-width:56ch;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--ink);color:#F5F3EF;}
.btn-primary:hover{background:var(--lime);color:var(--ink);}
.btn-primary:active{transform:translateY(1px);}
.btn-light{background:#F5F3EF;color:var(--ink);}
.btn-light:hover{background:var(--lime);color:var(--ink);}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--lime);color:var(--ink);}
.btn-block{width:100%;}

/* ---------- form ---------- */
.form-panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:var(--sp-6);
  box-shadow:var(--shadow-1);
}
.field{margin-bottom:var(--sp-4);}
.field label{
  display:block;
  font-size:14px;
  color:var(--ink-2);
  margin-bottom:6px;
}
.field input[type="text"],
.field input[type="tel"],
.field textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-input);
  background:#fff;
  font-size:15px;
  line-height:1.6;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:96px;resize:vertical;}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(47,169,140,.18);
}
.checkbox{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:var(--sp-5);
}
.checkbox input{margin-top:4px;accent-color:var(--teal);}
.checkbox a{color:var(--teal);border-bottom:1px solid rgba(47,169,140,.4);}
.form-note{
  display:none;
  margin-top:var(--sp-3);
  font-size:14px;
  color:var(--teal);
}
.form-note.is-show{display:block;}
.privacy-bar{
  border-top:1px solid var(--line);
  padding:var(--sp-4) 0;
  font-size:13px;
  color:var(--ink-3);
  line-height:1.7;
}
.privacy-bar a{color:var(--teal);}

/* ---------- footer ---------- */
.site-footer{
  background:#FFFFFF;
  border-top:1px solid var(--line);
  padding:var(--sp-8) 0 var(--sp-5);
  margin-top:var(--sp-9);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:var(--sp-6);
  padding-bottom:var(--sp-7);
  border-bottom:1px solid var(--line);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:var(--sp-4);
}
.footer-brand .fn{
  font-family:var(--serif);
  font-weight:600;
  font-size:19px;
  letter-spacing:.02em;
}
.footer-about{
  font-size:14px;
  color:var(--ink-2);
  line-height:1.8;
  max-width:34ch;
}
.site-footer h4{
  font-size:14px;
  font-family:var(--sans);
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:var(--sp-4);
  color:var(--ink);
}
.footer-links li,.footer-contact li{
  font-size:13.5px;
  color:var(--ink-2);
  line-height:2;
}
.footer-links a{color:var(--ink-2);}
.footer-links a:hover{color:var(--ink);border-bottom:1px solid var(--lime);}
.footer-contact span{color:var(--ink-3);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:var(--sp-3);
  padding-top:var(--sp-5);
  font-size:13px;
  color:var(--ink-3);
}

/* ---------- motion ---------- */
.fade-up{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .26s var(--ease),transform .26s var(--ease);
}
.fade-up.is-visible{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;}
  .fade-up{opacity:1;transform:none;}
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .container{padding:0 28px;}
  .section{padding:72px 0;}
  .page-hero h1{font-size:34px;}
  .sec-head h2{font-size:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .check-list{grid-template-columns:1fr;}
  .cta-band{padding:var(--sp-7) var(--sp-6);}
}
@media (max-width:768px){
  body{font-size:16px;}
  .header-inner{height:60px;}
  .brand-name{font-size:18px;}
  .page-hero{padding:48px 0 40px;}
  .page-hero h1{font-size:30px;max-width:none;}
  .lede{font-size:16.5px;}
  .section{padding:56px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:var(--sp-3);margin-bottom:var(--sp-6);}
  .sec-head h2{font-size:24px;}
  .timeline{padding-left:48px;}
  .timeline::before{left:13px;}
  .tl-dot{left:-48px;width:28px;height:28px;font-size:12px;}
  .tl-body{padding:var(--sp-4) var(--sp-5);}
  .tl-body h3{font-size:18px;}
  .status-row{flex-direction:column;gap:var(--sp-3);}
  .status-badge{margin-top:0;}
  .cta-band{padding:var(--sp-6) var(--sp-5);border-radius:14px;}
  .cta-band h2{font-size:23px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .page-hero h1{font-size:26px;}
  .hero-meta{gap:8px;}
  .footer-grid{grid-template-columns:1fr;gap:var(--sp-5);}
  .footer-bottom{flex-direction:column;}
  .faq-item{padding:0 var(--sp-4);}
  .form-panel{padding:var(--sp-5);}
}

/* roulang page: category3 */
:root{
  --ink:#111614;
  --ink-2:#4A524F;
  --ink-3:#8A918D;
  --lime:#C6F24E;
  --teal:#2FA98C;
  --paper:#F5F3EF;
  --white:#FFFFFF;
  --dark:#1B211F;
  --line:#E3E0D9;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(17,22,20,.04);
  --shadow-2:0 12px 32px -16px rgba(17,22,20,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --ff-serif:'Noto Serif SC','Source Han Serif SC','Songti SC',serif;
  --ff-sans:'PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--ff-sans);
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,p,ul,ol,li,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
button,input,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 40px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(245,243,239,.88);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  background:#FFFFFF;
  box-shadow:0 6px 24px -18px rgba(17,22,20,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:flex-start;
  gap:8px;
  flex:0 0 auto;
}
.brand-dot{
  width:6px;
  height:6px;
  margin-top:7px;
  background:var(--lime);
  border-radius:1px;
  display:block;
}
.brand-name{
  font-family:var(--ff-serif);
  font-weight:600;
  font-size:19px;
  letter-spacing:.02em;
  line-height:1.2;
  color:var(--ink);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:30px;
  flex:1 1 auto;
  justify-content:flex-end;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--ink-2);
  line-height:1.4;
  transition:color .22s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-2px;
  height:2px;
  width:0;
  background:var(--lime);
  transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:60%;}
.header-actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}
.icon-btn{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;
  border:1px solid transparent;
  color:var(--ink-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{color:var(--ink);border-color:var(--line);background:#fff;}
.icon-btn svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round;}
.menu-btn{display:none;}
.mobile-drawer{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:70;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  padding:14px 20px 26px;
  transform:translateY(-104%);
  transition:transform .26s var(--ease);
  box-shadow:0 18px 40px -26px rgba(17,22,20,.4);
}
.mobile-drawer.is-open{transform:translateY(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:44px;
  margin-bottom:6px;
}
.drawer-link{
  display:block;
  padding:0 4px;
  line-height:56px;
  font-size:16px;
  color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--ink);font-weight:600;border-bottom-color:var(--lime);}
.drawer-cta{
  display:inline-block;
  margin-top:20px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  border-bottom:2px solid var(--lime);
  padding-bottom:2px;
}
@media (max-width:900px){
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .header-inner{height:56px;}
  .brand-name{font-size:17px;}
}
@media (min-width:901px){
  .mobile-drawer{display:none;}
}

/* ---------- foundation grid tune ---------- */
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px;}

/* ---------- common type ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--teal);
  text-transform:uppercase;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:1px;
  background:var(--lime);
  display:block;
}
h1{
  font-family:var(--ff-serif);
  font-weight:600;
  font-size:40px;
  line-height:1.3;
  letter-spacing:.02em;
}
h2{
  font-family:var(--ff-serif);
  font-weight:600;
  font-size:32px;
  line-height:1.3;
  letter-spacing:.02em;
}
h3{
  font-family:var(--ff-serif);
  font-weight:600;
  font-size:20px;
  line-height:1.4;
  letter-spacing:.02em;
}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:48px;
}
.section-head p{
  max-width:560px;
  color:var(--ink-2);
  font-size:16px;
  line-height:1.8;
}
.rule{
  height:1px;
  background:var(--line);
  border:0;
  margin:0;
}
.lede{
  font-size:18px;
  line-height:1.8;
  color:var(--ink-2);
  max-width:640px;
}
@media (max-width:1024px){
  h1{font-size:34px;}
  h2{font-size:28px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  h1{font-size:28px;}
  h2{font-size:24px;}
  h3{font-size:17px;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .lede{font-size:16px;}
}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-3);
  margin-bottom:28px;
}
.breadcrumb a{color:var(--ink-3);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--ink);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink-2);font-weight:600;}

/* ---------- hero ---------- */
.page-hero{
  padding:80px 0 72px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(620px 320px at 88% 12%,rgba(198,242,78,.18),transparent 70%),
    var(--paper);
}
.hero-copy{padding-right:24px;}
.hero-copy h1{margin-bottom:20px;}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:24px;
  margin-top:32px;
}
.hero-media{margin-top:8px;}
.hero-media img{
  width:100%;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  margin-top:36px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-fact strong{
  display:block;
  font-family:Georgia,'Times New Roman',serif;
  font-size:30px;
  line-height:1.1;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.hero-fact span{font-size:13px;color:var(--ink-3);}
@media (max-width:1024px){
  .hero-copy{padding-right:0;}
  .hero-media{margin-top:36px;}
}
@media (max-width:640px){
  .page-hero{padding:48px 0 48px;}
  .hero-facts{gap:20px;}
  .hero-fact strong{font-size:24px;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 28px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  letter-spacing:.02em;
  cursor:pointer;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-primary{background:var(--ink);color:var(--paper);}
.btn-primary:hover{background:var(--lime);color:var(--ink);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--lime);color:var(--ink);}
.btn-lime{background:var(--lime);color:var(--ink);}
.btn-lime:hover{background:#FFFFFF;color:var(--ink);}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  border-bottom:2px solid rgba(198,242,78,.9);
  padding-bottom:3px;
  transition:color .22s var(--ease);
}
.link-arrow svg{width:16px;height:16px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .22s var(--ease);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- compare matrix ---------- */
.compare-cell{padding-bottom:24px;}
.compare-card{
  height:100%;
  background:#FFFFFF;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.compare-card:hover{
  border-color:var(--lime);
  transform:translateY(-2px);
  box-shadow:var(--shadow-2);
}
.card-top{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:20px;
}
.card-index{
  font-family:Georgia,'Times New Roman',serif;
  font-size:13px;
  letter-spacing:.08em;
  color:var(--teal);
  border:1px solid var(--line);
  border-radius:999px;
  padding:2px 10px;
  line-height:1.6;
}
.compare-card h3{font-size:19px;}
.compare-cols{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  border-top:1px solid var(--line);
}
.compare-col{
  padding:18px 18px 4px 0;
}
.compare-col + .compare-col{
  border-left:1px solid var(--line);
  padding-left:18px;
}
.compare-label{
  display:block;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--ink-3);
  margin-bottom:10px;
}
.compare-label.is-teal{color:var(--teal);}
.point-list li{
  position:relative;
  padding-left:14px;
  font-size:14px;
  line-height:1.75;
  color:var(--ink-2);
  margin-bottom:8px;
}
.point-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:5px;
  height:5px;
  border-radius:1px;
  background:var(--line);
}
.compare-col:last-child .point-list li::before{background:var(--lime);}
@media (max-width:640px){
  .compare-cols{grid-template-columns:1fr;}
  .compare-col{padding:16px 0 0;}
  .compare-col + .compare-col{
    border-left:0;
    border-top:1px solid var(--line);
    padding-left:0;
  }
  .compare-card{padding:22px;}
}

/* ---------- table ---------- */
.table-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:#FFFFFF;
  box-shadow:var(--shadow-1);
}
table.order-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
}
table.order-table th,
table.order-table td{
  text-align:left;
  padding:18px 22px;
  border-bottom:1px solid var(--line);
  font-size:15px;
  line-height:1.7;
  vertical-align:top;
}
table.order-table th{
  font-weight:600;
  font-size:14px;
  color:var(--ink);
  letter-spacing:.04em;
  background:#FBFBF8;
  white-space:nowrap;
}
table.order-table td{color:var(--ink-2);}
table.order-table tbody tr:last-child td{border-bottom:0;}
table.order-table tbody tr{transition:background .2s var(--ease);}
table.order-table tbody tr:hover{background:#FBFBF7;}
.cell-strong{color:var(--ink);font-weight:600;}

/* ---------- faq ---------- */
.search-row{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:28px;
  background:#FFFFFF;
  border:1px solid var(--line);
  border-radius:999px;
  padding:10px 20px;
  max-width:520px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-row:focus-within{
  border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(47,169,140,.12);
}
.search-row svg{width:18px;height:18px;stroke:var(--ink-3);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto;}
.search-row input{
  border:0;
  background:transparent;
  width:100%;
  font-size:15px;
  outline:none;
  padding:4px 0;
}
.faq-list{
  border-top:1px solid var(--line);
}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  padding:22px 8px 22px 18px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  position:relative;
  transition:background .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";
  position:absolute;
  left:0;
  top:22px;
  bottom:22px;
  width:2px;
  background:transparent;
  transition:background .22s var(--ease);
}
.faq-item summary::after{
  content:"+";
  font-family:Georgia,serif;
  font-size:20px;
  line-height:1;
  color:var(--ink-3);
  flex:0 0 auto;
  margin-top:2px;
  transition:color .2s var(--ease);
}
.faq-item[open] summary{background:#FBFBF7;}
.faq-item[open] summary::before{background:var(--lime);}
.faq-item[open] summary::after{content:"−";color:var(--teal);}
.faq-item summary:hover{background:#FBFBF7;}
.faq-body{
  padding:0 24px 24px 18px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-2);
  max-width:820px;
}
.faq-empty{
  display:none;
  border:1px dashed var(--line);
  border-radius:var(--radius-card);
  min-height:180px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:8px;
  color:var(--ink-3);
  font-size:14px;
  text-align:center;
  padding:32px;
}
.faq-empty.is-show{display:flex;}
.faq-empty strong{color:var(--ink-2);font-size:15px;font-weight:600;}

/* ---------- form ---------- */
.form-panel{
  background:#FFFFFF;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:36px;
  box-shadow:var(--shadow-1);
}
.field{margin-bottom:20px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  margin-bottom:8px;
}
.field .hint{font-size:13px;color:var(--ink-3);font-weight:400;margin-left:6px;}
.field input[type="text"],
.field input[type="tel"],
.field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:var(--radius-input);
  background:#FCFBF8;
  padding:13px 16px;
  font-size:15px;
  line-height:1.6;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field input:focus,
.field textarea:focus{
  outline:none;
  background:#FFFFFF;
  border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(47,169,140,.14);
}
.field textarea{min-height:132px;resize:vertical;}
.check-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:24px;
}
.check-row input{margin-top:4px;accent-color:#2FA98C;}
.check-row a{color:var(--teal);border-bottom:1px solid rgba(47,169,140,.4);}
.form-note{
  margin-top:16px;
  font-size:12px;
  color:var(--ink-3);
  line-height:1.8;
  border-top:1px solid var(--line);
  padding-top:14px;
}
.form-side h2{margin-bottom:18px;}
.side-list{
  margin-top:24px;
  border-top:1px solid var(--line);
}
.side-list li{
  display:flex;
  gap:14px;
  padding:16px 0;
  border-bottom:1px solid var(--line);
  font-size:15px;
  color:var(--ink-2);
  line-height:1.7;
}
.side-list li span.num{
  font-family:Georgia,serif;
  font-size:13px;
  color:var(--teal);
  flex:0 0 auto;
  padding-top:2px;
}
@media (max-width:640px){
  .form-panel{padding:24px;}
  .form-side{margin-bottom:32px;}
}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  background-color:var(--dark);
  background-image:linear-gradient(rgba(27,33,31,.93),rgba(27,33,31,.96)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  color:#EDEFEA;
}
.cta-band h2{
  color:#FFFFFF;
  font-size:28px;
  margin-bottom:12px;
}
.cta-band p{
  color:#B9C0BC;
  font-size:15px;
  max-width:560px;
  line-height:1.8;
}
.cta-band .cta-side{flex:0 0 auto;}
@media (max-width:900px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 28px;gap:24px;}
  .cta-band h2{font-size:24px;}
}

/* ---------- footer ---------- */
.site-footer{
  background:#FFFFFF;
  border-top:1px solid var(--line);
  margin-top:96px;
  padding:72px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid var(--line);
}
.footer-brand{
  display:inline-flex;
  align-items:flex-start;
  gap:8px;
  margin-bottom:16px;
}
.footer-brand .brand-dot{margin-top:7px;}
.footer-brand .fn{
  font-family:var(--ff-serif);
  font-weight:600;
  font-size:18px;
  color:var(--ink);
}
.footer-about{
  font-size:14px;
  color:var(--ink-2);
  line-height:1.85;
  max-width:340px;
}
.site-footer h4{
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  letter-spacing:.04em;
  margin-bottom:18px;
}
.footer-links li,
.footer-contact li{
  font-size:13.5px;
  color:var(--ink-2);
  line-height:1.9;
  margin-bottom:10px;
}
.footer-links a{transition:color .2s var(--ease);}
.footer-links a:hover{color:var(--teal);}
.footer-contact span{color:var(--ink-3);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  font-size:13px;
  color:var(--ink-3);
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 24px;margin-top:56px;}
}

/* ---------- motion ---------- */
.reveal-up{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.reveal-up.is-in{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .reveal-up{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --ink:#111614;
  --ink-soft:#1B211F;
  --accent:#C6F24E;
  --teal:#2FA98C;
  --paper:#F5F3EF;
  --white:#FFFFFF;
  --text-1:#111614;
  --text-2:#4A524F;
  --text-3:#8A918D;
  --border:#E3E0D9;
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',serif;
  --sans:'PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --num:Georgia,'Times New Roman',serif;
  --r-card:16px;
  --r-img:14px;
  --r-input:10px;
  --shadow-1:0 1px 2px rgba(17,22,20,.04);
  --shadow-2:0 12px 32px -16px rgba(17,22,20,.18);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  color:var(--text-1);
  background:var(--paper);
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.02em;line-height:1.3;color:var(--text-1);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:40px;
  padding-right:40px;
}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,243,239,.94);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--border);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{background:var(--white);box-shadow:0 1px 2px rgba(17,22,20,.07);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand{display:inline-flex;align-items:center;gap:8px;}
.brand-dot{width:6px;height:6px;border-radius:1px;background:var(--accent);flex:none;}
.brand-name{font-family:var(--serif);font-weight:600;font-size:19px;letter-spacing:.04em;color:var(--ink);}
.main-nav{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--text-2);
  transition:color .22s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;left:0;bottom:0;
  width:0;height:2px;background:var(--accent);
  transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--ink);font-weight:500;}
.nav-link.is-active::after{width:60%;}
.header-actions{display:flex;align-items:center;gap:6px;}
.icon-btn{
  display:none;
  align-items:center;justify-content:center;
  width:40px;height:40px;border:0;background:transparent;border-radius:8px;
  color:var(--ink);cursor:pointer;transition:background .22s var(--ease);
}
.icon-btn:hover{background:rgba(17,22,20,.06);}
.icon-btn svg{width:20px;height:20px;stroke-width:1.5;}
.nav-toggle{display:none;}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--border);
  background:var(--white);
  padding:8px 0 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;
  padding:0 40px;
  line-height:56px;
  font-size:16px;
  color:var(--text-2);
  border-bottom:1px solid var(--border);
}
.mobile-drawer a.is-active{color:var(--ink);font-weight:500;}
.mobile-drawer .drawer-cta{
  margin:20px 40px 0;
  border-bottom:0;
  padding:0;
  color:var(--teal);
  font-size:15px;
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:56px;}
  .container{padding-left:20px;padding-right:20px;}
  .brand-name{font-size:17px;}
  .mobile-drawer a{padding:0 20px;}
  .mobile-drawer .drawer-cta{margin-left:20px;margin-right:20px;}
}

/* ---------- hero (big image) ---------- */
.page-hero{position:relative;background:var(--ink-soft);}
.hero-media{
  position:relative;
  width:100%;
  aspect-ratio:16/7;
  min-height:360px;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.hero-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(17,22,20,.88) 0%,rgba(17,22,20,.70) 48%,rgba(17,22,20,.34) 100%);
}
.hero-layer{
  position:absolute;inset:0;z-index:2;
  display:flex;align-items:center;
}
.hero-copy{max-width:640px;}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:rgba(245,243,239,.68);margin-bottom:20px;
}
.crumb a{color:rgba(245,243,239,.68);transition:color .22s var(--ease);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:rgba(245,243,239,.36);}
.crumb .current{color:rgba(245,243,239,.96);}
.hero-copy h1{
  font-size:40px;
  color:#F7F6F2;
  margin-bottom:18px;
}
.hero-copy h1 .dot-mark{
  display:inline-block;width:8px;height:8px;border-radius:1px;
  background:var(--accent);margin-right:12px;vertical-align:middle;
}
.hero-lead{
  font-size:17px;line-height:1.8;color:rgba(245,243,239,.82);
  max-width:560px;margin-bottom:28px;
}
.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;
  border-radius:999px;
  font-size:15px;line-height:1.2;letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--accent);color:var(--ink);font-weight:500;}
.btn-primary:hover{background:#D6FA6C;transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:rgba(245,243,239,.42);color:#F7F6F2;}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;color:#F7F6F2;
  border-bottom:2px solid rgba(198,242,78,.6);
  padding-bottom:3px;
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.text-link .arrow{transition:transform .22s var(--ease);}
.text-link:hover{color:var(--accent);border-color:var(--accent);}
.text-link:hover .arrow{transform:translateX(4px);}
@media (max-width:1023px){
  .hero-media{aspect-ratio:16/10;min-height:420px;}
  .hero-copy h1{font-size:34px;}
}
@media (max-width:639px){
  .hero-media{aspect-ratio:auto;min-height:0;padding:0;background-image:url('/assets/images/backpic/back-1.png');}
  .hero-media::after{background:linear-gradient(180deg,rgba(17,22,20,.86) 0%,rgba(17,22,20,.72) 100%);}
  .hero-layer{position:relative;inset:auto;padding:56px 0 48px;display:block;}
  .hero-copy h1{font-size:30px;}
  .hero-lead{font-size:16px;}
  .hero-actions{gap:18px;}
  .btn{padding:12px 24px;font-size:14px;}
}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--paper{background:var(--paper);}
.section--white{background:var(--white);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.section--dark{background:var(--ink-soft);color:rgba(245,243,239,.86);}
.section--dark h2,.section--dark h3{color:#F7F6F2;}
.section-head{max-width:760px;margin-bottom:48px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--teal);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--teal);display:inline-block;}
.section-head h2{font-size:32px;margin-bottom:16px;}
.section-head p{font-size:16px;color:var(--text-2);margin:0;line-height:1.8;}
.section--dark .section-head p{color:rgba(245,243,239,.7);}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:28px;}
}
@media (max-width:639px){
  .section{padding:56px 0;}
  .section-head h2{font-size:24px;}
}

/* ---------- risk cards ---------- */
.risk-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.risk-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:32px 32px 28px;
  box-shadow:var(--shadow-1);
  transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.risk-card:hover{border-color:var(--teal);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.risk-icon{
  width:40px;height:40px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(47,169,140,.10);
  color:var(--teal);
  margin-bottom:20px;
}
.risk-icon svg{width:20px;height:20px;stroke-width:1.5;}
.risk-card h3{font-size:20px;margin-bottom:10px;}
.risk-card p{font-size:15px;color:var(--text-2);margin:0;}
@media (max-width:767px){
  .risk-grid{grid-template-columns:1fr;gap:16px;}
  .risk-card{padding:24px;}
}

/* ---------- dark pillars ---------- */
.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.pillar{
  border-top:1px solid rgba(245,243,239,.16);
  padding-top:24px;
}
.pillar-num{
  font-family:var(--num);
  font-size:40px;
  line-height:1;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
  display:block;
}
.pillar h3{font-size:20px;margin-bottom:10px;}
.pillar p{font-size:15px;color:rgba(245,243,239,.68);margin:0;}
@media (max-width:1023px){.pillar-grid{grid-template-columns:1fr;gap:32px;}}

/* ---------- checklist ---------- */
.check-split{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;}
.check-list li{
  display:flex;gap:20px;
  padding:22px 0;
  border-bottom:1px solid var(--border);
}
.check-list li:first-child{padding-top:0;}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-idx{
  font-family:var(--num);
  font-size:14px;
  color:var(--teal);
  font-variant-numeric:tabular-nums;
  padding-top:4px;
  flex:none;
  width:28px;
}
.check-body h3{font-size:18px;margin-bottom:6px;}
.check-body p{font-size:15px;color:var(--text-2);margin:0;}
.check-figure{
  border:1px solid var(--border);
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--white);
  box-shadow:var(--shadow-1);
}
.check-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.check-figure figcaption{
  font-size:13px;color:var(--text-3);
  padding:14px 18px;
  border-top:1px solid var(--border);
  background:var(--white);
}
@media (max-width:1023px){
  .check-split{grid-template-columns:1fr;gap:32px;}
}

/* ---------- accordion ---------- */
.acc{
  border-top:1px solid var(--border);
  max-width:900px;
}
.acc-item{border-bottom:1px solid var(--border);}
.acc-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px 0;
  background:transparent;border:0;cursor:pointer;
  text-align:left;
  font-family:var(--serif);
  font-size:16px;font-weight:600;letter-spacing:.02em;
  color:var(--text-1);
  transition:color .22s var(--ease);
}
.acc-q:hover{color:var(--teal);}
.acc-icon{
  flex:none;
  width:24px;height:24px;line-height:22px;text-align:center;
  font-family:var(--sans);font-size:18px;font-weight:400;
  color:var(--text-2);
  transition:color .22s var(--ease);
}
.acc-item.is-open .acc-icon{color:var(--teal);}
.acc-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .26s var(--ease);
}
.acc-a-inner{
  padding:0 0 24px;
  margin-left:0;
  border-left:2px solid transparent;
  padding-left:0;
  transition:border-color .22s var(--ease),padding-left .22s var(--ease);
}
.acc-item.is-open .acc-a-inner{
  border-left:2px solid var(--accent);
  padding-left:20px;
}
.acc-a p{font-size:15px;color:var(--text-2);margin:0;}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--ink);
  border-radius:var(--r-card);
  padding:48px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  color:#F7F6F2;
}
.cta-band h2{
  font-size:26px;color:#F7F6F2;margin-bottom:10px;
}
.cta-band p{margin:0;font-size:15px;color:rgba(245,243,239,.7);max-width:520px;}
.cta-band .actions{display:flex;gap:16px;flex:none;flex-wrap:wrap;}
@media (max-width:1023px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 32px;gap:24px;}
  .cta-band h2{font-size:22px;}
}
@media (max-width:639px){
  .cta-band{padding:32px 24px;}
  .cta-band .actions{width:100%;}
  .cta-band .btn{width:100%;}
}

/* ---------- footer ---------- */
.site-footer{
  background:var(--white);
  border-top:1px solid var(--border);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:8px;margin-bottom:16px;}
.footer-brand .fn{font-family:var(--serif);font-weight:600;font-size:17px;letter-spacing:.03em;color:var(--ink);}
.footer-about{font-size:13.5px;line-height:1.9;color:var(--text-2);max-width:320px;margin:0;}
.site-footer h4{
  font-family:var(--sans);
  font-size:14px;font-weight:600;letter-spacing:.04em;
  color:var(--ink);margin-bottom:18px;
}
.footer-links li,.footer-contact li{font-size:13.5px;line-height:2.1;color:var(--text-2);}
.footer-links a{color:var(--text-2);transition:color .22s var(--ease);}
.footer-links a:hover{color:var(--teal);}
.footer-contact span{color:var(--text-3);}
.footer-bottom{
  border-top:1px solid var(--border);
  padding:20px 0 28px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:48px;}
}

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