/* roulang page: index */
:root{
  --brand-lime:#A6E22E;
  --brand-lime-deep:#8CC914;
  --brand-coral:#FF6846;
  --ink:#101A17;
  --ink-soft:#1C2A26;
  --bg:#F4F5EF;
  --surface:#FFFFFF;
  --line:#E4E7DF;
  --text:#16201D;
  --text-2:#4C5A55;
  --text-3:#8A968F;
  --on-ink:#F2F5EE;
  --on-ink-2:#A9B5AE;
  --radius-card:18px;
  --radius-img:16px;
  --radius-block:20px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(16,26,23,.06);
  --shadow-2:0 14px 30px -12px rgba(16,26,23,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  padding-bottom:0;
  overflow-x:hidden;
}
body.has-float-cta{padding-bottom:96px;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-lime-deep);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.25;}
p{margin:0;}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
:focus-visible{outline:2px solid var(--brand-lime-deep);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.sec-head .sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:700;letter-spacing:-.02em;}
.sec-head .sec-sub{margin-top:10px;color:var(--text-2);font-size:15px;max-width:640px;}
.sec-more{font-size:14px;font-weight:600;color:var(--text-2);white-space:nowrap;display:inline-flex;align-items:center;gap:6px;}
.sec-more:hover{color:var(--brand-lime-deep);}
.hr-line{height:1px;background:var(--line);border:0;margin:0;}

/* buttons */
.btn-lime,.btn-ghost,.btn-ink,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:15px;border-radius:var(--radius-btn);padding:12px 22px;transition:all .22s var(--ease);border:1px solid transparent;line-height:1.2;}
.btn-lime{background:var(--brand-lime);color:var(--ink);}
.btn-lime:hover{background:var(--brand-lime-deep);color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-lime:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-lime);color:var(--ink);background:#fff;transform:translateY(-2px);}
.btn-ink{background:var(--ink);color:var(--on-ink);}
.btn-ink:hover{background:var(--ink-soft);color:#fff;transform:translateY(-2px);}
.btn-text{padding:8px 4px;color:var(--text-2);border-radius:8px;}
.btn-text:hover{color:var(--ink);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}

/* chips & badges */
.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--text-2);font-size:12px;font-weight:700;letter-spacing:.06em;padding:5px 12px;border-radius:999px;}
.chip-lime{border-color:rgba(140,201,20,.45);background:rgba(166,226,46,.16);color:#456B00;}
.badge-cat{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--ink);background:rgba(166,226,46,.28);border-radius:999px;padding:4px 10px;}
.badge-coral{display:inline-block;font-size:12px;font-weight:700;color:#fff;background:var(--brand-coral);border-radius:999px;padding:4px 10px;}

/* header */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(244,245,239,.92);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.site-header.scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 18px -14px rgba(16,26,23,.35);}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{width:24px;height:24px;border-radius:7px;background:var(--brand-lime);display:flex;align-items:center;justify-content:center;color:var(--ink);font-size:13px;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.08em;margin-top:2px;}
.main-nav{display:flex;align-items:center;gap:26px;flex:1;justify-content:center;}
.main-nav a{position:relative;font-size:14.5px;font-weight:500;color:var(--text-2);padding:6px 2px;white-space:nowrap;}
.main-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand-lime-deep);transition:width .22s var(--ease);}
.main-nav a:hover{color:var(--ink);}
.main-nav a:hover::after{width:100%;}
.main-nav a.active{color:var(--ink);font-weight:700;background:rgba(166,226,46,.22);border-radius:999px;padding:6px 14px;}
.main-nav a.active::after{display:none;}
.header-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.search-box{position:relative;display:flex;align-items:center;width:240px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:0 14px;height:40px;transition:all .22s var(--ease);}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{border:0;outline:0;background:transparent;width:100%;padding:0 8px;font-size:14px;}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--brand-lime-deep);box-shadow:0 0 0 4px rgba(166,226,46,.22);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:4px;}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--ink);border-radius:2px;transition:all .2s var(--ease);}
.drawer-mask{position:fixed;inset:0;background:rgba(16,26,23,.42);opacity:0;visibility:hidden;transition:opacity .25s var(--ease);z-index:1040;}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:60%;max-width:340px;background:#fff;z-index:1050;transform:translateX(102%);transition:transform .28s var(--ease);display:flex;flex-direction:column;padding:20px 0 0;box-shadow:-20px 0 40px -24px rgba(16,26,23,.4);}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 16px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:15px;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:14px;}
.drawer nav{flex:1;overflow-y:auto;padding:8px 0;}
.drawer nav a{display:block;height:48px;line-height:48px;padding:0 20px;font-size:15px;color:var(--text-2);border-bottom:1px solid #F2F3ED;}
.drawer nav a.active{color:var(--ink);font-weight:700;background:rgba(166,226,46,.18);}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line);}
.drawer-foot .btn-lime{width:100%;height:48px;}

/* anchor sub nav */
.anchor-bar{position:sticky;top:68px;z-index:1020;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.anchor-inner{display:flex;gap:10px;overflow-x:auto;padding:12px 24px;max-width:1200px;margin:0 auto;scrollbar-width:none;}
.anchor-inner::-webkit-scrollbar{display:none;}
.anchor-inner a{font-size:14px;font-weight:600;color:var(--text-2);padding:7px 16px;border-radius:999px;white-space:nowrap;transition:all .2s var(--ease);}
.anchor-inner a:hover{color:var(--ink);background:#F2F4EC;}
.anchor-inner a.active{background:var(--brand-lime);color:var(--ink);}

/* hero */
.hero{position:relative;padding:72px 0 88px;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(16,26,23,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(16,26,23,.045) 1px,transparent 1px);background-size:40px 40px;pointer-events:none;}
.hero::after{content:"hth官网首页网址入口";position:absolute;right:-2%;bottom:-40px;font-size:clamp(60px,11vw,150px);font-weight:800;color:#101A17;opacity:.05;white-space:nowrap;pointer-events:none;letter-spacing:-.04em;}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.hero h1{font-size:clamp(30px,5vw,54px);font-weight:800;line-height:1.15;letter-spacing:-.02em;}
.hero-lead{margin-top:20px;font-size:17px;color:var(--text-2);max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.trust-row{display:flex;flex-wrap:wrap;gap:26px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line);}
.trust-item{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2);font-weight:600;}
.trust-item i{width:28px;height:28px;border-radius:9px;background:rgba(166,226,46,.22);color:#4C7A00;display:flex;align-items:center;justify-content:center;font-size:12px;}
.hero-visual{position:relative;border-radius:var(--radius-block);overflow:hidden;min-height:480px;background:var(--ink) url('/assets/images/backpic/back-1.png') center/cover no-repeat;}
.hv-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,26,23,.28),rgba(16,26,23,.7));}
.hv-card{position:absolute;background:#fff;border:1.5px solid var(--brand-lime);border-radius:var(--radius-card);padding:16px;box-shadow:var(--shadow-2);}
.hv-card h3{font-size:15px;font-weight:700;margin-bottom:6px;}
.hv-card p{font-size:13px;color:var(--text-2);line-height:1.6;}
.hv-card .hv-tag{font-family:var(--font-mono);font-size:11px;font-weight:700;color:#4C7A00;letter-spacing:.08em;}
.hv-main{top:44px;left:38px;width:62%;animation:floatA 6s ease-in-out infinite;}
.hv-s1{bottom:70px;left:22px;width:46%;animation:floatB 7s ease-in-out infinite;}
.hv-s2{bottom:34px;right:22px;width:44%;animation:floatA 8s ease-in-out infinite 1s;}
@keyframes floatA{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}
@keyframes floatB{0%,100%{transform:translateY(0);}50%{transform:translateY(8px);}}

/* feature list */
.feature-list{border-top:1px solid var(--line);}
.feature-row{display:grid;grid-template-columns:120px 1fr;gap:28px;align-items:start;padding:32px 0;border-bottom:1px solid var(--line);transition:background .22s var(--ease);}
.feature-row:hover{background:#fff;}
.feature-num{font-family:var(--font-mono);font-size:46px;font-weight:700;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--brand-lime-deep);}
.feature-body h3{font-size:20px;font-weight:700;display:flex;align-items:center;gap:10px;}
.feature-body h3 i{color:var(--brand-lime-deep);font-size:17px;}
.feature-body p{margin-top:10px;color:var(--text-2);font-size:15px;max-width:720px;}
.feature-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* demo */
.demo{background:var(--ink);color:var(--on-ink);position:relative;overflow:hidden;}
.demo::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(166,226,46,.16) 1px,transparent 1px);background-size:26px 26px;opacity:.5;pointer-events:none;}
.demo .sec-title,.demo h3{color:var(--on-ink);}
.demo .sec-sub{color:var(--on-ink-2);}
.demo-grid{position:relative;display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;}
.browser{border-radius:var(--radius-block);overflow:hidden;border:1px solid rgba(242,245,238,.14);background:var(--ink-soft);}
.browser-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(242,245,238,.1);}
.browser-bar span{width:10px;height:10px;border-radius:50%;background:rgba(242,245,238,.28);}
.browser-bar .addr{flex:1;margin-left:10px;height:24px;border-radius:999px;background:rgba(255,255,255,.08);font-size:11px;color:var(--on-ink-2);display:flex;align-items:center;padding:0 12px;font-family:var(--font-mono);}
.browser img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.demo-tabs{display:flex;gap:24px;border-bottom:1px solid rgba(242,245,238,.14);margin-bottom:24px;}
.demo-tab{position:relative;padding:0 0 12px;font-size:15px;font-weight:600;color:var(--on-ink-2);transition:color .2s var(--ease);}
.demo-tab::after{content:"";position:absolute;left:0;bottom:-1px;width:0;height:2px;background:var(--brand-lime);transition:width .22s var(--ease);}
.demo-tab.active{color:var(--on-ink);}
.demo-tab.active::after{width:100%;}
.demo-panel{display:none;}
.demo-panel.active{display:block;animation:fadeUp .24s var(--ease);}
.demo-panel h3{font-size:20px;margin-bottom:12px;}
.demo-panel p{font-size:15px;color:var(--on-ink-2);margin-bottom:10px;line-height:1.8;}
.demo-panel .demo-tip{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--on-ink);background:rgba(166,226,46,.12);border-left:3px solid var(--brand-lime);border-radius:0 10px 10px 0;padding:12px 16px;margin-top:16px;}
@keyframes fadeUp{from{opacity:0;transform:translateY(4px);}to{opacity:1;transform:translateY(0);}}

/* stats */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);transition:all .22s var(--ease);}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.stat-num{font-family:var(--font-mono);font-size:40px;font-weight:700;color:var(--brand-coral);line-height:1;}
.stat-label{margin-top:12px;font-size:13.5px;color:var(--text-2);font-weight:600;}
.quote-scroll{display:flex;gap:24px;overflow-x:auto;padding:8px 4px 20px;scroll-snap-type:x mandatory;}
.quote-scroll::-webkit-scrollbar{height:6px;}
.quote-scroll::-webkit-scrollbar-thumb{background:#D6DACF;border-radius:999px;}
.quote-card{position:relative;flex:0 0 340px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);scroll-snap-align:start;}
.quote-card .qmark{position:absolute;top:18px;right:22px;font-size:26px;color:rgba(166,226,46,.55);}
.quote-card p{font-size:14.5px;color:var(--text-2);min-height:76px;}
.quote-user{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);}
.quote-user img{width:40px;height:40px;border-radius:50%;object-fit:cover;}
.quote-user strong{display:block;font-size:14px;}
.quote-user span{font-size:12.5px;color:var(--text-3);}
.badge-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px;}
.badge-item{display:flex;align-items:center;justify-content:center;gap:10px;height:74px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--text-3);font-size:13.5px;font-weight:600;filter:grayscale(1);opacity:.75;transition:all .24s var(--ease);}
.badge-item:hover{filter:grayscale(0);opacity:1;color:var(--ink);border-color:rgba(140,201,20,.5);transform:translateY(-3px);box-shadow:var(--shadow-2);}
.badge-item i{color:var(--brand-lime-deep);font-size:16px;}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:all .22s var(--ease);display:flex;flex-direction:column;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,201,20,.5);}
.news-cover{display:block;overflow:hidden;border-radius:var(--radius-img);margin:12px 12px 0;}
.news-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-img);transition:transform .35s var(--ease);}
.news-card:hover .news-cover img{transform:scale(1.03);}
.news-body{padding:16px 20px 20px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:16.5px;font-weight:700;margin-top:12px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body h3 a:hover{color:var(--brand-lime-deep);}
.news-body p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3);border-top:1px solid var(--line);margin-top:18px;}
.news-meta i{color:var(--brand-lime-deep);}
.empty-state{background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);padding:56px 24px;text-align:center;}
.empty-state .empty-ico{width:56px;height:56px;margin:0 auto 16px;border-radius:16px;background:rgba(166,226,46,.2);display:flex;align-items:center;justify-content:center;color:#4C7A00;font-size:20px;}
.empty-state p{color:var(--text-2);margin-bottom:18px;}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.price-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px 26px;box-shadow:var(--shadow-1);transition:all .22s var(--ease);}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.price-card.featured{border:2px solid var(--brand-lime);transform:translateY(-8px);box-shadow:var(--shadow-2);}
.price-card.featured:hover{transform:translateY(-12px);}
.price-flag{position:absolute;top:-13px;left:26px;background:var(--brand-lime);color:var(--ink);font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.06em;}
.price-name{font-size:16px;font-weight:700;}
.price-desc{margin-top:8px;font-size:13.5px;color:var(--text-3);}
.price-amount{margin:20px 0 6px;font-family:var(--font-mono);font-size:40px;font-weight:700;line-height:1;color:var(--ink);}
.price-amount em{font-style:normal;font-size:14px;font-weight:600;color:var(--text-3);margin-left:6px;}
.price-features{margin:22px 0 26px;display:flex;flex-direction:column;gap:12px;}
.price-features li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);}
.price-features li i{color:var(--brand-lime-deep);font-size:13px;margin-top:5px;}

/* faq */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:24px 0 24px 0;font-size:17px;font-weight:600;color:var(--text);transition:color .2s var(--ease);position:relative;}
.faq-q::before{content:"";position:absolute;left:-2px;top:26px;bottom:26px;width:4px;border-radius:2px;background:var(--brand-lime);opacity:0;transition:opacity .2s var(--ease);}
.faq-item.open .faq-q{color:var(--ink);font-weight:700;}
.faq-item.open .faq-q::before{opacity:1;}
.faq-icon{position:relative;flex:0 0 26px;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);transition:all .24s var(--ease);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:2px;transform:translate(-50%,-50%);}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;transition:transform .24s var(--ease);}
.faq-item.open .faq-icon{background:var(--brand-lime);border-color:var(--brand-lime);}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-a-inner{padding:0 0 26px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:840px;}

/* contact */
.contact{background:linear-gradient(180deg,#F7F8F1,#EFF2E6);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.contact-grid{display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:start;}
.form-field{margin-bottom:18px;}
.form-field label{display:block;font-size:13px;font-weight:700;color:var(--text-2);margin-bottom:8px;letter-spacing:.04em;}
.form-field input,.form-field textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 16px;transition:all .2s var(--ease);outline:none;}
.form-field textarea{min-height:112px;resize:vertical;}
.form-field input:focus,.form-field textarea:focus{border-color:var(--brand-lime-deep);box-shadow:0 0 0 4px rgba(166,226,46,.22);}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--text-3);}
.contact-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-1);}
.contact-line{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);}
.contact-line:last-child{border-bottom:0;padding-bottom:0;}
.contact-line i{width:38px;height:38px;flex:0 0 38px;border-radius:12px;background:rgba(166,226,46,.2);color:#4C7A00;display:flex;align-items:center;justify-content:center;font-size:14px;}
.contact-line strong{display:block;font-size:14.5px;}
.contact-line span{font-size:13.5px;color:var(--text-2);}

/* footer */
.site-footer{background:var(--ink);color:var(--on-ink-2);padding:72px 0 0;position:relative;}
.footer-top{border-top:1px solid rgba(242,245,238,.14);padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text strong{color:var(--on-ink);}
.footer-brand .brand-text em{color:var(--on-ink-2);}
.footer-brand p{font-size:14px;line-height:1.8;max-width:320px;color:var(--on-ink-2);}
.footer-social{display:flex;gap:12px;margin-top:22px;}
.footer-social a{width:36px;height:36px;border-radius:11px;border:1px solid rgba(242,245,238,.18);display:flex;align-items:center;justify-content:center;color:var(--on-ink-2);font-size:14px;transition:all .22s var(--ease);}
.footer-social a:hover{background:var(--brand-lime);border-color:var(--brand-lime);color:var(--ink);}
.footer-col h4{font-size:14px;font-weight:700;color:var(--on-ink);margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul a{font-size:14px;color:var(--on-ink-2);}
.footer-col ul a:hover{color:var(--brand-lime);}
.footer-col .fcontact{display:flex;gap:10px;font-size:14px;margin-bottom:14px;color:var(--on-ink-2);}
.footer-col .fcontact i{color:var(--brand-lime);margin-top:5px;font-size:13px;}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(242,245,238,.14);padding:22px 0;text-align:center;font-size:13px;color:var(--on-ink-2);}
.footer-bottom a{color:var(--on-ink-2);}
.footer-bottom a:hover{color:var(--brand-lime);}

/* floating */
.float-cta{position:fixed;right:24px;bottom:24px;z-index:1025;display:flex;align-items:center;gap:12px;opacity:0;visibility:hidden;transform:translateY(12px);transition:all .26s var(--ease);}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta .to-top{width:48px;height:48px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--text-2);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-2);transition:all .22s var(--ease);}
.float-cta .to-top:hover{color:var(--ink);border-color:var(--brand-lime);transform:translateY(-3px);}
.float-cta .cta-main{height:48px;padding:0 22px;border-radius:999px;background:var(--brand-lime);color:var(--ink);font-weight:700;font-size:15px;display:inline-flex;align-items:center;gap:10px;box-shadow:var(--shadow-2);transition:all .22s var(--ease);}
.float-cta .cta-main:hover{background:var(--brand-lime-deep);color:var(--ink);transform:translateY(-3px);}
.float-cta .cta-main:active{transform:translateY(0);}

/* responsive */
@media (max-width:1199.98px){
  .hero-grid{gap:36px;}
  .hv-main{width:70%;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .badge-wall{grid-template-columns:repeat(3,1fr);}
  .main-nav{gap:18px;}
  .search-box{width:190px;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .header-inner{height:60px;}
  .main-nav{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .anchor-bar{top:60px;}
  .hero{padding:48px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual{min-height:420px;}
  .feature-row{grid-template-columns:90px 1fr;gap:20px;}
  .feature-num{font-size:38px;}
  .demo-grid{grid-template-columns:1fr;gap:32px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .price-grid{grid-template-columns:1fr;gap:36px;}
  .price-card.featured{transform:none;}
  .price-card.featured:hover{transform:translateY(-4px);}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:767.98px){
  .container{padding:0 16px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .hero-visual{min-height:380px;}
  .hv-main{top:28px;left:16px;width:74%;padding:14px;}
  .hv-s1{bottom:26px;left:14px;width:52%;padding:12px;}
  .hv-s2{display:none;}
  .news-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;gap:16px;}
  .badge-wall{grid-template-columns:repeat(2,1fr);}
  .feature-row{grid-template-columns:1fr;gap:12px;padding:26px 0;}
  .feature-num{font-size:32px;}
  .quote-card{flex:0 0 84%;}
  .footer-grid{grid-template-columns:1fr;}
  .float-cta{right:16px;left:16px;bottom:16px;justify-content:center;}
  .float-cta .to-top{display:none;}
  .float-cta .cta-main{width:100%;justify-content:center;}
  .demo-tabs{gap:16px;overflow-x:auto;}
  .demo-tab{white-space:nowrap;font-size:14px;}
}
@media (max-width:575.98px){
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15.5px;}
  .chip{font-size:11px;padding:4px 10px;}
  .news-body{padding:14px 16px 18px;}
  .stat-num{font-size:32px;}
  .price-card{padding:24px 20px;}
  .price-amount{font-size:34px;}
  .faq-q{font-size:15.5px;padding:20px 0;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --brand-lime:#A6E22E;
  --brand-lime-deep:#8CC914;
  --brand-coral:#FF6846;
  --ink:#101A17;
  --ink-soft:#1C2A26;
  --bg:#F4F5EF;
  --surface:#FFFFFF;
  --line:#E4E7DF;
  --text:#16201D;
  --text-2:#4C5A55;
  --text-3:#8A968F;
  --on-ink:#F2F5EE;
  --on-ink-2:#A9B5AE;
  --radius-card:18px;
  --radius-img:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --shadow-sm:0 1px 2px rgba(16,26,23,.06);
  --shadow-hover:0 14px 30px -12px rgba(16,26,23,.22);
  --t:220ms cubic-bezier(.2,.7,.3,1);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-lime-deep);}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-lime-deep);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.mono{font-family:var(--font-mono);}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(244,245,239,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 20px -16px rgba(16,26,23,.5);
}
.header-inner{
  height:68px;display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-logo{
  width:24px;height:24px;border-radius:7px;background:var(--brand-lime);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);font-size:12px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1 1 auto;}
.main-nav a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--text-2);
  padding:6px 2px;border-radius:999px;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand-lime);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.main-nav a:hover{color:var(--ink);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--ink);font-weight:700;background:rgba(166,226,46,.22);padding:6px 12px;}
.main-nav a.active::after{transform:scaleX(0);}
.header-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  position:relative;width:236px;
}
.search-box i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:13px;}
.search-box input{
  width:100%;height:40px;border-radius:999px;border:1px solid var(--line);
  background:#fff;padding:0 16px 0 36px;font-size:14px;outline:none;
  transition:border-color var(--t),box-shadow var(--t);
}
.search-box input::placeholder{color:var(--text-3);}
.search-box input:focus{border-color:var(--brand-lime-deep);box-shadow:0 0 0 4px rgba(166,226,46,.28);}
.btn-ghost{
  height:40px;padding:0 16px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;
  color:var(--text-2);display:inline-flex;align-items:center;gap:6px;
  transition:background var(--t),color var(--t);
}
.btn-ghost:hover{background:#fff;color:var(--ink);}
.btn-primary-x{
  height:40px;padding:0 18px;border-radius:var(--radius-btn);
  background:var(--brand-lime);color:var(--ink);font-weight:800;font-size:14px;
  display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 6px 16px -10px rgba(140,201,20,.9);
  transition:transform var(--t),background var(--t),box-shadow var(--t);
}
.btn-primary-x:hover{background:var(--brand-lime-deep);color:var(--ink);transform:translateY(-1px);box-shadow:0 12px 24px -12px rgba(140,201,20,1);}
.btn-primary-x:active{transform:translateY(1px);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:16px;
  align-items:center;justify-content:center;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:60%;max-width:340px;background:#fff;
  z-index:1055;transform:translateX(102%);transition:transform 260ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer a.dlink{
  height:48px;display:flex;align-items:center;font-size:15.5px;font-weight:600;
  color:var(--text);border-bottom:1px solid var(--line);
}
.drawer a.dlink:hover{color:var(--brand-lime-deep);}
.drawer-foot{margin-top:auto;padding-top:16px;}
.drawer-foot .btn-primary-x{width:100%;justify-content:center;height:48px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,26,23,.42);z-index:1050;opacity:0;pointer-events:none;
  transition:opacity var(--t);
}
.drawer-mask.open{opacity:1;pointer-events:auto;}

/* ============ breadcrumb ============ */
.crumb-bar{padding:20px 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand-lime-deep);}
.crumb .sep{color:var(--text-3);}
.crumb .cur{color:var(--text-3);}

/* ============ article head ============ */
.article-head{padding-bottom:28px;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,104,70,.12);color:#C63B1E;font-size:12px;font-weight:700;letter-spacing:.06em;
}
.article-title{
  font-size:clamp(24px,3.4vw,34px);line-height:1.28;font-weight:800;color:var(--ink);
  margin:16px 0 12px;letter-spacing:-.02em;
}
.article-sub{font-size:16px;color:var(--text-2);max-width:800px;margin-bottom:16px;}
.article-meta{
  display:flex;flex-wrap:wrap;gap:18px;font-size:14px;color:var(--text-3);
  padding-bottom:20px;border-bottom:1px solid var(--line);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{color:var(--brand-lime-deep);font-size:12px;}

/* ============ layout ============ */
.layout{display:grid;grid-template-columns:8fr 4fr;gap:40px;padding-bottom:72px;}
.main-col{min-width:0;}
.article-body{
  max-width:760px;font-size:17px;line-height:1.9;color:var(--text);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-sm);
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:22px;font-weight:700;color:var(--ink);
  margin:2em 0 .8em;padding-left:16px;position:relative;line-height:1.4;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.35em;width:20px;height:2.5px;background:var(--brand-lime);border-radius:2px;
}
.article-body h3{font-size:19px;font-weight:700;color:var(--ink);margin:1.6em 0 .6em;}
.article-body p{margin:0 0 1.2em;}
.article-body a{color:#6E9C0A;border-bottom:1px solid rgba(140,201,20,.5);}
.article-body a:hover{color:var(--brand-lime-deep);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3em;}
.article-body ul li{list-style:none;position:relative;margin-bottom:.5em;}
.article-body ul li::before{
  content:"";position:absolute;left:-1.1em;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--brand-lime);
}
.article-body ol{counter-reset:li;}
.article-body ol li{counter-increment:li;list-style:none;position:relative;margin-bottom:.5em;}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);position:absolute;left:-2.2em;top:.28em;
  font-family:var(--font-mono);font-size:12px;font-weight:700;color:var(--brand-lime-deep);
}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;background:var(--bg);border-left:3px solid var(--brand-lime);
  border-radius:0 var(--radius-btn) var(--radius-btn) 0;color:var(--text-2);
}
.article-body img{border-radius:var(--radius-img);margin:1.4em 0 .6em;width:100%;object-fit:cover;}
.article-body figure{margin:1.4em 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.4em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--radius-btn);overflow:hidden;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;}
.article-body th{background:var(--bg);font-weight:700;color:var(--ink);font-size:14px;}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{
  font-family:var(--font-mono);font-size:14px;background:var(--bg);
  padding:2px 6px;border-radius:6px;color:#4E7100;
}
.empty-state{
  text-align:center;padding:56px 24px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-card);
}
.empty-state i{font-size:34px;color:var(--brand-lime);}
.empty-state h2{font-size:20px;margin:14px 0 8px;color:var(--ink);}
.empty-state p{color:var(--text-2);font-size:15px;}

/* tags + prev next */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 24px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--text-2);
  transition:border-color var(--t),color var(--t),transform var(--t);
}
.chip:hover{border-color:var(--brand-lime);color:var(--ink);transform:translateY(-2px);}
.pn-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:28px;}
.pn-card{
  display:flex;align-items:center;gap:12px;padding:16px 18px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.pn-card:hover{border-color:var(--brand-lime);box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.pn-card i{color:var(--brand-lime-deep);}
.pn-card .pn-label{font-size:12px;color:var(--text-3);letter-spacing:.08em;}
.pn-card .pn-text{font-size:14.5px;font-weight:600;color:var(--ink);}
.pn-card.next{justify-content:flex-end;text-align:right;}

/* related */
.sec-title-row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:44px 0 20px;border-top:1px solid var(--line);padding-top:26px;}
.sec-title-row h2{font-size:22px;color:var(--ink);}
.sec-title-row a{font-size:14px;font-weight:600;color:var(--brand-lime-deep);}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card-x{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.card-x:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:#DCE3D2;}
.card-x .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.card-x .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 260ms cubic-bezier(.2,.7,.3,1);}
.card-x:hover .thumb img{transform:scale(1.03);}
.card-x .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-x h3{font-size:16px;line-height:1.5;color:var(--ink);font-weight:700;}
.card-x p{font-size:14px;color:var(--text-2);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-x .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);}
.card-x .meta i{color:var(--brand-lime-deep);}
.badge-soft{
  align-self:flex-start;font-size:12px;font-weight:700;letter-spacing:.08em;color:#3F5C00;
  background:rgba(166,226,46,.24);padding:4px 10px;border-radius:999px;
}

/* sidebar */
.side-col{min-width:0;}
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px 22px;box-shadow:var(--shadow-sm);
}
.side-card h4{font-size:15px;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.side-card h4 i{color:var(--brand-lime-deep);font-size:13px;}
.side-card p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0;}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:block;font-size:14px;color:var(--text-2);padding:7px 0 7px 12px;
  border-left:2px solid var(--line);line-height:1.5;
  transition:color var(--t),border-color var(--t),background var(--t);
}
.toc-list a:hover,.toc-list a.on{color:var(--ink);border-color:var(--brand-lime);background:rgba(166,226,46,.1);}
.toc-list a.lv3{padding-left:26px;font-size:13.2px;}
.toc-empty{font-size:13px;color:var(--text-3);}
.mini-list{display:flex;flex-direction:column;gap:14px;}
.mini{
  display:flex;gap:12px;align-items:flex-start;
  transition:transform var(--t);
}
.mini:hover{transform:translateX(3px);}
.mini img{width:64px;height:48px;border-radius:10px;object-fit:cover;flex:0 0 auto;}
.mini .mt{font-size:13.8px;font-weight:600;color:var(--text);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini .md{font-size:12px;color:var(--text-3);margin-top:4px;}
.toc-head{display:none;}

/* cta band */
.cta-band{
  background:var(--ink);color:var(--on-ink);border-radius:var(--radius-lg);
  padding:40px 36px;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
  margin:8px 0 72px;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);color:var(--on-ink);margin-bottom:10px;}
.cta-band p{color:var(--on-ink-2);font-size:15px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.btn-outline-x{
  height:44px;padding:0 20px;border-radius:var(--radius-btn);border:1px solid rgba(242,245,238,.34);
  color:var(--on-ink);font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:8px;
  transition:background var(--t),border-color var(--t);
}
.btn-outline-x:hover{background:rgba(242,245,238,.1);border-color:rgba(242,245,238,.6);color:var(--on-ink);}
.cta-band .btn-primary-x{height:44px;padding:0 22px;}
.cinfo{display:flex;flex-direction:column;gap:8px;margin-top:16px;font-size:14px;color:var(--on-ink-2);}
.cinfo span{display:flex;align-items:center;gap:8px;}
.cinfo i{color:var(--brand-lime);}

/* footer */
.site-footer{background:var(--ink);color:var(--on-ink-2);padding-top:0;}
.footer-top{padding:56px 0 40px;border-top:1px solid rgba(242,245,238,.12);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand .brand-text strong{color:var(--on-ink);}
.footer-brand .brand-text em{color:var(--on-ink-2);}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--on-ink-2);margin:16px 0;max-width:320px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;background:rgba(242,245,238,.08);
  display:inline-flex;align-items:center;justify-content:center;color:var(--on-ink);font-size:14px;
  transition:background var(--t),color var(--t);
}
.footer-social a:hover{background:var(--brand-lime);color:var(--ink);}
.footer-col h4{font-size:14px;color:var(--on-ink);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--on-ink-2);}
.footer-col ul a:hover{color:var(--brand-lime);}
.fcontact{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:12px;line-height:1.6;}
.fcontact i{color:var(--brand-lime);margin-top:4px;}
.footer-bottom{
  border-top:1px solid rgba(242,245,238,.12);padding:18px 0;text-align:center;
  font-size:13px;color:var(--on-ink-2);
}

/* floating cta + back to top */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  height:48px;padding:0 20px;border-radius:999px;background:var(--brand-lime);color:var(--ink);
  font-weight:800;font-size:14.5px;display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 16px 34px -14px rgba(16,26,23,.5);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity var(--t),transform var(--t),background var(--t);
}
.float-cta.show{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-cta:hover{background:var(--brand-lime-deep);color:var(--ink);}
.to-top{
  position:fixed;right:24px;bottom:84px;z-index:1039;width:40px;height:40px;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--ink);display:inline-flex;
  align-items:center;justify-content:center;box-shadow:var(--shadow-sm);
  opacity:0;pointer-events:none;transition:opacity var(--t),transform var(--t);
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}

/* ============ responsive ============ */
@media (max-width:1199px){
  .layout{gap:28px;}
  .search-box{width:190px;}
  .main-nav{gap:18px;}
  .main-nav a{font-size:14px;}
}
@media (max-width:991px){
  .main-nav,.search-box,.header-right .btn-ghost{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{justify-content:space-between;}
  .layout{grid-template-columns:1fr;gap:32px;}
  .side-sticky{position:static;top:auto;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{grid-template-columns:1fr;padding:32px 26px;}
  .cta-actions{justify-content:flex-start;}
  .toc-head{display:flex;align-items:center;justify-content:space-between;width:100%;}
  .side-card.toc-card .toc-list{max-height:0;overflow:hidden;transition:max-height 260ms ease;}
  .side-card.toc-card.open .toc-list{max-height:620px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .header-inner{height:56px;}
  .article-body{padding:22px 18px;font-size:16.5px;}
  .grid-3{grid-template-columns:1fr;}
  .pn-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-top{padding:40px 0 32px;}
  .float-cta{right:16px;left:16px;bottom:16px;justify-content:center;}
  .to-top{right:16px;bottom:80px;}
  body{padding-bottom:96px;}
  .article-meta{gap:12px;font-size:13px;}
}
@media (max-width:575px){
  .article-title{font-size:22px;}
  .article-body{padding:18px 14px;font-size:16px;}
  .article-body h2{font-size:19px;}
  .article-body h3{font-size:17px;}
  .cta-band{padding:26px 18px;border-radius:16px;}
  .card-x .body{padding:16px;}
  .side-card{padding:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --brand-lime:#A6E22E;
  --brand-lime-deep:#8CC914;
  --brand-coral:#FF6846;
  --ink:#101A17;
  --ink-soft:#1C2A26;
  --bg:#F4F5EF;
  --surface:#FFFFFF;
  --line:#E4E7DF;
  --text:#16201D;
  --text-2:#4C5A55;
  --text-3:#8A968F;
  --on-ink:#F2F5EE;
  --on-ink-2:#A9B5AE;
  --r-card:18px;
  --r-img:16px;
  --r-lg:20px;
  --r-btn:12px;
  --sh-card:0 1px 2px rgba(16,26,23,.06);
  --sh-hover:0 14px 30px -12px rgba(16,26,23,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --header-h:68px;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  padding-bottom:96px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-lime-deep);}
button,input,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:900;
  background:rgba(244,245,239,.88);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px -14px rgba(16,26,23,.4);
}
.header-inner{
  height:var(--header-h);
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{
  width:24px;height:24px;border-radius:7px;background:var(--brand-lime);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);font-size:12px;flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.01em;}
.brand-text em{font-size:11px;font-style:normal;color:var(--text-3);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;}
.main-nav a{
  position:relative;font-size:14px;font-weight:500;color:var(--text-2);
  padding:6px 2px;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand-lime);transition:width .22s var(--ease);
}
.main-nav a:hover{color:var(--text);}
.main-nav a:hover::after{width:100%;}
.main-nav a.active{
  color:var(--text);font-weight:700;background:rgba(166,226,46,.22);
  border-radius:999px;padding:6px 12px;
}
.main-nav a.active::after{width:0;}
.header-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.search-box{
  position:relative;display:flex;align-items:center;
  width:236px;height:40px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box i{position:absolute;left:14px;font-size:13px;color:var(--text-3);}
.search-box input{
  width:100%;height:100%;border:0;background:transparent;outline:none;
  padding:0 16px 0 36px;font-size:14px;color:var(--text);border-radius:999px;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(166,226,46,.22);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:14px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--brand-lime);color:var(--ink);}
.btn-primary:hover{background:var(--brand-lime-deep);color:var(--ink);box-shadow:0 10px 22px -12px rgba(140,201,20,.9);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn-ghost:hover{border-color:var(--brand-lime);color:var(--text);background:rgba(166,226,46,.1);}
.btn-dark{background:var(--ink);color:var(--on-ink);}
.btn-dark:hover{background:var(--ink-soft);color:var(--on-ink);}
.btn-text{
  font-size:14px;font-weight:600;color:var(--text-2);padding:8px 4px;
}
.btn-text:hover{color:var(--text);}
.header-right .btn{height:40px;padding:0 18px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);font-size:15px;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,26,23,.42);z-index:940;
  opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);
}
.drawer-mask.on{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;z-index:950;width:60%;max-width:340px;height:100%;
  background:#fff;transform:translateX(102%);
  transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:22px 20px 0;
}
.nav-drawer.on{transform:translateX(0);}
.nav-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.nav-drawer .drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;}
.nav-drawer nav{display:flex;flex-direction:column;}
.nav-drawer nav a{
  height:48px;display:flex;align-items:center;border-bottom:1px solid var(--line);
  font-size:15px;font-weight:500;color:var(--text-2);
}
.nav-drawer nav a.active{color:var(--text);font-weight:700;}
.nav-drawer .drawer-foot{margin-top:auto;padding:18px 0 24px;}
.nav-drawer .drawer-foot .btn{width:100%;}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(rgba(244,245,239,.94),rgba(244,245,239,.97)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  padding:72px 0 64px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(16,26,23,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(16,26,23,.045) 1px,transparent 1px);
  background-size:34px 34px;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.55fr .85fr;gap:40px;align-items:end;}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.9);border:1px solid var(--line);
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--text-2);
}
.chip.hot{background:rgba(166,226,46,.24);border-color:rgba(140,201,20,.4);color:#3f5a10;}
.page-hero h1{
  font-size:clamp(30px,4.4vw,50px);font-weight:800;line-height:1.15;letter-spacing:-.02em;
  margin-bottom:16px;
}
.page-hero .hero-lead{font-size:16px;color:var(--text-2);max-width:620px;}
.stat-badges{display:flex;flex-direction:column;gap:12px;align-items:stretch;}
.stat-badge{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:16px 18px;box-shadow:var(--sh-card);
}
.stat-badge b{display:block;font-family:var(--mono);font-size:26px;font-weight:700;color:var(--ink);line-height:1.2;}
.stat-badge span{font-size:12px;color:var(--text-3);letter-spacing:.06em;}
.stat-badge.accent b{color:var(--brand-coral);}

/* ---------- breadcrumb ---------- */
.crumb-bar{padding:18px 0 4px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.crumb a{color:var(--text-2);}
.crumb .sep{color:#c3cbc4;}
.crumb .cur{color:var(--text-3);}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--brand-lime-deep);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand-lime);display:block;}
.section-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16px;}
.head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:40px;}
.head-split h2{font-size:clamp(24px,3.2vw,34px);}
.head-split .more{font-size:14px;font-weight:700;color:var(--text-2);white-space:nowrap;}
.head-split .more:hover{color:var(--brand-lime-deep);}

/* ---------- zigzag ---------- */
.zigzag{display:flex;flex-direction:column;gap:64px;}
.zig-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.zig-row:nth-child(even) .zig-media{order:2;}
.zig-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);}
.zig-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .26s var(--ease);}
.zig-media:hover img{transform:scale(1.03);}
.zig-media .num-tag{
  position:absolute;left:16px;top:16px;height:30px;padding:0 12px;border-radius:999px;
  background:var(--brand-lime);color:var(--ink);font-family:var(--mono);font-size:12px;font-weight:700;
  display:flex;align-items:center;
}
.zig-body .k{font-family:var(--mono);font-size:13px;letter-spacing:.14em;color:var(--brand-lime-deep);font-weight:700;}
.zig-body h3{font-size:clamp(20px,2.4vw,26px);margin:12px 0 14px;font-weight:700;}
.zig-body p{color:var(--text-2);font-size:16px;margin-bottom:18px;}
.check-list li{
  position:relative;padding-left:26px;margin-bottom:10px;font-size:15px;color:var(--text-2);
}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;color:var(--brand-lime-deep);font-size:12px;
}

/* ---------- steps ---------- */
.step-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh-card);
}
.step-item{position:relative;padding-top:38px;}
.step-item::after{
  content:"";position:absolute;top:15px;left:34px;right:-18px;height:2px;background:var(--line);
}
.step-item:last-child::after{display:none;}
.step-item .dot{
  position:absolute;top:0;left:0;
  width:32px;height:32px;border-radius:50%;
  background:rgba(166,226,46,.22);border:1.5px solid var(--brand-lime);
  color:var(--ink);font-family:var(--mono);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;z-index:2;
}
.step-item h4{font-size:16px;font-weight:700;margin-bottom:6px;}
.step-item p{font-size:14px;color:var(--text-2);}

/* ---------- cards grid ---------- */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(166,226,46,.7);}
.card-cover{position:relative;overflow:hidden;background:#e9ece3;}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .26s var(--ease);}
.entry-card:hover .card-cover img{transform:scale(1.03);}
.card-badge{
  position:absolute;left:14px;top:14px;height:26px;padding:0 10px;border-radius:999px;
  background:rgba(16,26,23,.86);color:var(--on-ink);font-size:11px;font-weight:700;letter-spacing:.08em;
  display:flex;align-items:center;
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:17px;margin-bottom:10px;line-height:1.5;}
.card-body p{font-size:14px;color:var(--text-2);line-height:1.75;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.card-meta .go{color:var(--text);font-weight:700;font-size:13px;}
.entry-card:hover .card-meta .go{color:var(--brand-lime-deep);}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 6px 24px 0;cursor:pointer;font-size:17px;font-weight:700;color:var(--text);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:-14px;top:24px;bottom:24px;width:4px;border-radius:4px;
  background:var(--brand-lime);opacity:0;transition:opacity .2s var(--ease);
}
.faq-item.open .faq-q::before{opacity:1;}
.faq-q i{font-size:14px;color:var(--text-3);transition:transform .24s var(--ease);}
.faq-item.open .faq-q i{transform:rotate(45deg);color:var(--ink);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-a p{padding:0 40px 26px 0;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--ink);color:var(--on-ink);border-radius:var(--r-lg);
  padding:52px 48px;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(166,226,46,.22),transparent 68%);
}
.cta-band h2{font-size:clamp(24px,3vw,34px);color:var(--on-ink);margin-bottom:14px;}
.cta-band p{color:var(--on-ink-2);font-size:15px;margin-bottom:24px;}
.cta-info li{display:flex;gap:12px;align-items:flex-start;color:var(--on-ink-2);font-size:14px;margin-bottom:14px;}
.cta-info li i{color:var(--brand-lime);margin-top:4px;}
.cta-form{position:relative;z-index:2;background:var(--ink-soft);border:1px solid rgba(242,245,238,.1);border-radius:16px;padding:26px 24px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--on-ink-2);margin-bottom:8px;}
.field input,.field textarea{
  width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(242,245,238,.16);
  border-radius:12px;padding:12px 14px;color:var(--on-ink);font-size:14px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:#6f7d77;}
.field input:focus,.field textarea:focus{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(166,226,46,.18);}
.field textarea{resize:vertical;min-height:88px;}
.cta-form .btn{width:100%;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--on-ink-2);margin-top:88px;padding-bottom:0;}
.footer-top{border-top:1px solid rgba(242,245,238,.12);padding:64px 0 48px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-text strong{color:var(--on-ink);}
.footer-brand .brand-text em{color:var(--on-ink-2);}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--on-ink-2);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:20px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:rgba(242,245,238,.07);color:var(--on-ink);font-size:14px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.footer-social a:hover{background:var(--brand-lime);color:var(--ink);}
.footer-col h4{font-size:14px;color:var(--on-ink);margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{font-size:14px;color:var(--on-ink-2);}
.footer-col ul li a:hover{color:var(--brand-lime);}
.fcontact{display:flex;gap:10px;font-size:14px;margin-bottom:14px;align-items:flex-start;}
.fcontact i{color:var(--brand-lime);margin-top:5px;}
.footer-bottom{border-top:1px solid rgba(242,245,238,.12);padding:22px 0;text-align:center;font-size:13px;color:#7d8b85;}

/* ---------- floating ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:880;
  height:48px;padding:0 22px;border-radius:999px;
  background:var(--brand-lime);color:var(--ink);font-size:14px;font-weight:700;
  display:inline-flex;align-items:center;gap:10px;box-shadow:0 14px 30px -12px rgba(16,26,23,.45);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease),background .2s var(--ease);
}
.float-cta.on{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-cta:hover{background:var(--brand-lime-deep);color:var(--ink);}
.to-top{
  position:fixed;right:24px;bottom:84px;z-index:870;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:14px;
  box-shadow:var(--sh-card);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease),border-color .2s var(--ease);
}
.to-top.on{opacity:1;visibility:visible;}
.to-top:hover{border-color:var(--brand-lime);}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;}
  html{scroll-behavior:auto;}
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .main-nav{gap:18px;}
  .search-box{width:190px;}
}
@media (max-width:991px){
  :root{--header-h:56px;}
  .main-nav,.search-box,.header-right .btn-text,.header-right .btn{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .hero-grid{grid-template-columns:1fr;gap:28px;align-items:start;}
  .stat-badges{flex-direction:row;flex-wrap:wrap;}
  .stat-badge{flex:1 1 150px;}
  .zig-row{grid-template-columns:1fr;gap:24px;}
  .zig-row:nth-child(even) .zig-media{order:0;}
  .step-strip{grid-template-columns:repeat(2,1fr);gap:22px;}
  .step-item:nth-child(2)::after{display:none;}
  .cards-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .page-hero{padding:48px 0 42px;}
  .section{padding:56px 0;}
  .step-strip{grid-template-columns:1fr;}
  .step-item::after{display:none;}
  .cards-grid{grid-template-columns:1fr;}
  .head-split{flex-direction:column;align-items:flex-start;gap:12px;}
  .float-cta{
    left:16px;right:16px;bottom:16px;width:auto;justify-content:center;
  }
  .to-top{right:16px;bottom:78px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:28px;}
  .section-head h2{font-size:23px;}
  .card-body{padding:16px;}
  .cta-band{padding:32px 20px;}
  .faq-q{font-size:15px;}
  body{font-size:15px;}
}

/* roulang page: category2 */
:root{
  --brand-lime:#A6E22E;
  --brand-lime-deep:#8CC914;
  --brand-coral:#FF6846;
  --ink:#101A17;
  --ink-soft:#1C2A26;
  --bg:#F4F5EF;
  --surface:#FFFFFF;
  --line:#E4E7DF;
  --text:#16201D;
  --text-2:#4C5A55;
  --text-3:#8A968F;
  --on-ink:#F2F5EE;
  --on-ink-2:#A9B5AE;
  --radius-card:18px;
  --radius-img:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(16,26,23,.06);
  --shadow-2:0 14px 30px -12px rgba(16,26,23,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --header-h:68px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:ui-monospace,SFMono-Regular,"JetBrains Mono",Consolas,"Inter",monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  padding-bottom:96px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-lime-deep);}
button,input{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(244,245,239,.86);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.scrolled{
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 20px -14px rgba(16,26,23,.35);
}
.header-inner{display:flex;align-items:center;gap:20px;height:var(--header-h);}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{
  width:24px;height:24px;border-radius:8px;
  background:var(--brand-lime);color:var(--ink);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.01em;color:var(--text);}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.04em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1;min-width:0;}
.main-nav a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--text-2);
  padding:6px 10px;border-radius:999px;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:10px;right:10px;bottom:0;height:2px;
  background:var(--brand-lime);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.main-nav a:hover{color:var(--text);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{background:rgba(166,226,46,.22);color:var(--ink);font-weight:700;}
.main-nav a.active::after{transform:scaleX(1);}
.header-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{
  position:relative;display:flex;align-items:center;
  width:238px;height:40px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  padding:0 14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search i{color:var(--text-3);font-size:13px;margin-right:8px;}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:13.5px;color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(166,226,46,.22);}
.btn-ghost{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;
  font-size:14px;font-weight:600;color:var(--text-2);border-radius:var(--radius-btn);
}
.btn-ghost:hover{color:var(--ink);background:rgba(16,26,23,.05);}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;border-radius:var(--radius-btn);border:0;
  background:var(--brand-lime);color:var(--ink);font-weight:700;font-size:14px;
  box-shadow:var(--shadow-1);transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary:hover{background:var(--brand-lime-deep);color:var(--ink);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(1px);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
}
.nav-toggle:active{transform:translateY(1px);}

/* drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,26,23,.42);z-index:1040;
  opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);
}
.drawer-mask.show{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:60%;min-width:260px;max-width:340px;
  background:var(--surface);z-index:1050;display:flex;flex-direction:column;
  transform:translateX(105%);transition:transform .26s var(--ease);
  box-shadow:-14px 0 40px -20px rgba(16,26,23,.4);
}
.mobile-drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 16px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:14px;}
.drawer-close{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 0;}
.drawer-nav a{
  display:flex;align-items:center;height:48px;padding:0 18px;
  font-size:15px;font-weight:500;color:var(--text-2);border-bottom:1px solid rgba(228,231,223,.7);
}
.drawer-nav a.active{color:var(--ink);font-weight:700;background:rgba(166,226,46,.16);box-shadow:inset 4px 0 0 var(--brand-lime);}
.drawer-foot{padding:16px;border-top:1px solid var(--line);}
.drawer-foot .btn-primary{width:100%;height:46px;}

/* ---------- crumbs ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.crumbs a{color:var(--text-3);}
.crumbs a:hover{color:var(--brand-lime-deep);}
.crumbs span.sep{color:#C6CCC3;}
.crumbs span.current{color:var(--text-2);}

/* ---------- cat hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFFFFF 0%,#F4F5EF 100%);
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.10;filter:saturate(.7);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(16,26,23,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(16,26,23,.05) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.5;pointer-events:none;
}
.cat-hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:40px;align-items:center;
  min-height:264px;padding:44px 0;
}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--text-2);
}
.chip i{color:var(--brand-lime-deep);font-size:11px;}
.chip.solid{background:rgba(166,226,46,.2);border-color:rgba(140,201,20,.45);color:var(--ink);}
.cat-hero h1{
  font-size:clamp(30px,4.6vw,50px);font-weight:800;line-height:1.15;letter-spacing:-.02em;
  max-width:16em;
}
.cat-hero h1 mark{background:linear-gradient(180deg,transparent 62%,rgba(166,226,46,.6) 62%);color:inherit;padding:0 2px;}
.cat-hero .lead{margin-top:16px;font-size:16px;color:var(--text-2);max-width:36em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:var(--surface);color:var(--text);font-weight:600;font-size:14.5px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.btn-outline:hover{border-color:var(--brand-lime);box-shadow:var(--shadow-1);color:var(--ink);}
.btn-outline:active{transform:translateY(1px);}
.btn-primary.lg,.btn-outline.lg{height:48px;padding:0 24px;font-size:15px;}
.stat-badges{display:flex;flex-direction:column;gap:12px;width:216px;}
.stat-badge{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:14px 16px;box-shadow:var(--shadow-1);
}
.stat-badge b{display:block;font-family:var(--font-num);font-size:26px;line-height:1.1;color:var(--brand-coral);}
.stat-badge span{display:block;margin-top:4px;font-size:12.5px;color:var(--text-2);letter-spacing:.04em;}

/* ---------- section base ---------- */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head .t{max-width:44em;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--text-3);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand-lime);border-radius:2px;}
.section h2{font-size:clamp(24px,3.4vw,38px);font-weight:700;line-height:1.25;letter-spacing:-.01em;}
.section .sub{margin-top:12px;font-size:15px;color:var(--text-2);}
.link-more{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap;border-bottom:2px solid var(--brand-lime);padding-bottom:2px;}
.link-more:hover{color:var(--brand-lime-deep);}

/* ---------- showcase ---------- */
.showcase{padding-top:64px;}
.showcase-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);background:var(--ink);
}
.showcase-figure img{width:100%;aspect-ratio:16/7;object-fit:cover;opacity:.92;}
.showcase-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:22px 26px;color:var(--on-ink);
  background:linear-gradient(180deg,rgba(16,26,23,0) 0%,rgba(16,26,23,.86) 70%);
  font-size:14.5px;
}
.showcase-figure figcaption strong{display:block;font-size:17px;font-weight:700;margin-bottom:4px;color:var(--on-ink);}
.showcase-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:24px;}
.note-item{display:flex;gap:12px;padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);}
.note-item i{color:var(--brand-lime-deep);font-size:18px;margin-top:4px;}
.note-item h3{font-size:15.5px;font-weight:700;margin-bottom:6px;}
.note-item p{font-size:14px;color:var(--text-2);}

/* ---------- card grid ---------- */
.card-grid.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.info-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,201,20,.5);}
.info-card .thumb{position:relative;overflow:hidden;background:#E9ECE3;}
.info-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .24s var(--ease);}
.info-card:hover .thumb img{transform:scale(1.03);}
.info-card .thumb .badge-cat{
  position:absolute;left:12px;top:12px;
  height:26px;padding:0 10px;border-radius:999px;
  background:rgba(166,226,46,.92);color:var(--ink);
  font-size:12px;font-weight:700;display:inline-flex;align-items:center;letter-spacing:.04em;
}
.info-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.info-card h3{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:10px;}
.info-card p{font-size:14.5px;color:var(--text-2);flex:1;}
.card-meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.card-meta .go{display:inline-flex;align-items:center;gap:6px;color:var(--ink);font-weight:600;}
.card-meta .go i{color:var(--brand-lime-deep);transition:transform .2s var(--ease);}
.info-card:hover .card-meta .go i{transform:translateX(4px);}

/* ---------- steps ---------- */
.steps-wrap{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.steps{position:relative;margin-top:8px;}
.steps::before{content:"";position:absolute;left:23px;top:12px;bottom:12px;width:2px;background:var(--line);}
.step-item{position:relative;display:grid;grid-template-columns:48px minmax(0,1fr);gap:20px;padding:0 0 28px;}
.step-item:last-child{padding-bottom:0;}
.step-num{
  position:relative;z-index:2;width:48px;height:48px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--surface);border:1.5px solid var(--brand-lime);
  color:var(--ink);font-family:var(--font-num);font-weight:700;font-size:15px;
}
.step-body{padding-top:6px;}
.step-body h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.step-body p{font-size:14.5px;color:var(--text-2);max-width:52em;}

/* ---------- check list ---------- */
.check-rows{display:grid;gap:12px;}
.check-row{
  display:flex;align-items:center;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:16px 20px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.check-row:hover{border-color:rgba(140,201,20,.55);box-shadow:var(--shadow-1);transform:translateY(-2px);}
.check-row i{color:var(--brand-lime-deep);font-size:16px;flex-shrink:0;}
.check-row strong{font-size:15px;font-weight:700;display:block;}
.check-row span{font-size:13.5px;color:var(--text-2);}
.check-row .idx{margin-left:auto;font-family:var(--font-num);font-size:13px;color:var(--text-3);flex-shrink:0;}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  display:flex;align-items:center;gap:16px;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--text);
  transition:color .2s var(--ease);
}
.faq-q .bar{width:4px;height:20px;border-radius:2px;background:transparent;transition:background .2s var(--ease);flex-shrink:0;}
.faq-q .ico{margin-left:auto;color:var(--text-3);transition:transform .22s var(--ease),color .22s var(--ease);}
.faq-item.open .faq-q{color:var(--ink);font-weight:700;}
.faq-item.open .faq-q .bar{background:var(--brand-lime);}
.faq-item.open .faq-q .ico{transform:rotate(45deg);color:var(--brand-lime-deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);}
.faq-a p{padding:0 0 24px 20px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:60em;}
.faq-item.open .faq-a{max-height:420px;}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--ink);color:var(--on-ink);
  border-radius:var(--radius-lg);
  padding:48px 44px;
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"hth 入口";position:absolute;right:-10px;top:-26px;
  font-size:120px;font-weight:800;color:rgba(242,245,238,.04);letter-spacing:-.04em;pointer-events:none;
}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;color:var(--on-ink);}
.cta-band p{margin-top:12px;font-size:15px;color:var(--on-ink-2);max-width:40em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-band .btn-primary.lg{background:var(--brand-lime);}
.cta-contact{display:grid;gap:14px;position:relative;z-index:2;}
.cta-contact .row{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--on-ink-2);}
.cta-contact .row i{color:var(--brand-lime);width:18px;text-align:center;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--on-ink-2);margin-top:96px;}
.footer-top{border-top:1px solid rgba(242,245,238,.12);padding-top:64px;padding-bottom:48px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text strong{color:var(--on-ink);}
.footer-brand .brand-text em{color:var(--on-ink-2);}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--on-ink-2);max-width:30em;}
.footer-social{display:flex;gap:10px;margin-top:20px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:rgba(242,245,238,.06);color:var(--on-ink-2);border:1px solid rgba(242,245,238,.1);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.footer-social a:hover{background:var(--brand-lime);color:var(--ink);}
.footer-col h4{font-size:14px;font-weight:700;color:var(--on-ink);margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:14px;color:var(--on-ink-2);}
.footer-col a:hover{color:var(--brand-lime);}
.fcontact{display:flex;gap:10px;font-size:14px;color:var(--on-ink-2);margin-bottom:12px;line-height:1.7;}
.fcontact i{color:var(--brand-lime);margin-top:5px;}
.footer-bottom{border-top:1px solid rgba(242,245,238,.12);padding:22px 0;text-align:center;font-size:13px;color:#7E8B85;}

/* ---------- floating ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1020;
  display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 20px;border-radius:999px;
  background:var(--brand-lime);color:var(--ink);font-weight:700;font-size:14.5px;
  box-shadow:0 14px 30px -12px rgba(16,26,23,.45);
  opacity:0;transform:translateY(12px);visibility:hidden;
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),background .2s var(--ease);
}
.float-cta.show{opacity:1;transform:translateY(0);visibility:visible;}
.float-cta:hover{background:var(--brand-lime-deep);color:var(--ink);}
.float-cta:active{transform:translateY(1px);}
.back-top{
  position:fixed;left:24px;bottom:24px;z-index:1019;
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:var(--surface);color:var(--text-2);
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-1);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),color .2s var(--ease);
}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{color:var(--ink);border-color:var(--brand-lime);}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .main-nav{gap:18px;}
  .main-nav a{font-size:14px;padding:6px 8px;}
  .nav-search{width:190px;}
  .card-grid.two-col{gap:20px;}
}
@media (max-width:991px){
  .main-nav,.nav-search,.btn-ghost{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-inner{gap:12px;}
  .header-right{margin-left:auto;}
  .cat-hero-inner{grid-template-columns:minmax(0,1fr);gap:28px;min-height:0;padding:36px 0 44px;}
  .stat-badges{flex-direction:row;flex-wrap:wrap;width:100%;}
  .stat-badge{flex:1 1 160px;}
  .section{padding:64px 0;}
  .showcase-notes{grid-template-columns:1fr;}
  .card-grid.two-col{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:36px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-footer{margin-top:64px;}
  .footer-top{padding-top:48px;}
}
@media (max-width:767px){
  :root{--header-h:56px;}
  body{font-size:15.5px;padding-bottom:104px;}
  .container{padding:0 16px;}
  .brand-text strong{font-size:14px;}
  .brand-text em{font-size:10px;}
  .btn-primary{height:38px;padding:0 14px;font-size:13.5px;}
  .cat-hero h1{font-size:clamp(26px,7vw,34px);}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .showcase-figure img{aspect-ratio:16/10;}
  .showcase-figure figcaption{padding:16px 18px;font-size:13.5px;}
  .info-card .body{padding:18px;}
  .step-item{grid-template-columns:40px minmax(0,1fr);gap:14px;}
  .step-num{width:40px;height:40px;font-size:14px;}
  .steps::before{left:19px;}
  .check-row{padding:14px 16px;align-items:flex-start;}
  .check-row .idx{display:none;}
  .faq-q{font-size:16px;padding:18px 0;}
  .faq-a p{padding-left:16px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .float-cta{
    left:16px;right:16px;bottom:16px;height:48px;justify-content:center;
  }
  .back-top{left:16px;bottom:76px;width:40px;height:40px;}
}
@media (max-width:520px){
  .cat-hero h1{font-size:26px;}
  .hero-actions .btn-primary.lg,.hero-actions .btn-outline.lg{width:100%;}
  .card-meta{flex-wrap:wrap;gap:8px;}
  .footer-bottom{font-size:12.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category3 */
:root{
  --brand-lime:#A6E22E;
  --brand-lime-deep:#8CC914;
  --brand-lime-soft:rgba(166,226,46,.14);
  --brand-coral:#FF6846;
  --ink:#101A17;
  --ink-soft:#1C2A26;
  --bg:#F4F5EF;
  --surface:#FFFFFF;
  --line:#E4E7DF;
  --text:#16201D;
  --text-2:#4C5A55;
  --text-3:#8A968F;
  --on-ink:#F2F5EE;
  --on-ink-2:#A9B5AE;
  --radius-card:18px;
  --radius-img:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(16,26,23,.06);
  --shadow-2:0 14px 30px -12px rgba(16,26,23,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,"Courier New",monospace;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-lime-deep);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{color:var(--text);font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-sm{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3.4vw,38px);line-height:1.25;margin:0 0 8px;}
.section-head p{color:var(--text-2);font-size:15px;margin:0;max-width:640px;}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.1em;
  color:var(--text-2);text-transform:uppercase;margin-bottom:12px;
}
.section-label::before{content:"";width:20px;height:2px;background:var(--brand-lime);display:block;}
.hairline{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 8px 22px -18px rgba(16,26,23,.5);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-logo{
  width:24px;height:24px;border-radius:7px;
  background:var(--brand-lime);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);font-size:12px;
  box-shadow:0 2px 6px -2px rgba(140,201,20,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.06em;}
.main-nav{
  display:flex;align-items:center;gap:26px;
  margin-left:auto;margin-right:auto;
}
.main-nav a{
  position:relative;
  font-size:14px;font-weight:500;color:var(--text-2);
  padding:6px 2px;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;
  height:2px;background:var(--brand-lime);
  transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.main-nav a:hover{color:var(--text);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{
  color:var(--ink);font-weight:700;
  background:var(--brand-lime-soft);
  padding:6px 12px;border-radius:999px;
}
.main-nav a.active::after{display:none;}
.header-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{
  position:relative;width:230px;
}
.nav-search input{
  width:100%;height:40px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  padding:0 16px 0 40px;font-size:14px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{
  outline:none;border-color:var(--brand-lime);
  box-shadow:0 0 0 4px var(--brand-lime-soft);
}
.nav-search i{
  position:absolute;left:15px;top:50%;transform:translateY(-50%);
  color:var(--text-3);font-size:13px;pointer-events:none;
}
.btn-login{
  height:40px;padding:0 16px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;
  color:var(--text);font-size:14px;font-weight:600;
  display:inline-flex;align-items:center;transition:all .2s var(--ease);
}
.btn-login:hover{border-color:var(--brand-lime);color:var(--ink);background:var(--brand-lime-soft);}
.btn-login:active{transform:translateY(1px);}
.btn-primary-lime{
  height:40px;padding:0 20px;border-radius:var(--radius-btn);
  background:var(--brand-lime);border:1px solid var(--brand-lime);
  color:var(--ink);font-size:14px;font-weight:700;
  display:inline-flex;align-items:center;gap:8px;
  transition:all .2s var(--ease);
}
.btn-primary-lime:hover{background:var(--brand-lime-deep);border-color:var(--brand-lime-deep);color:var(--ink);box-shadow:0 10px 22px -12px rgba(140,201,20,.95);}
.btn-primary-lime:active{transform:translateY(1px);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:15px;
  align-items:center;justify-content:center;
}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.12;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(to right,rgba(228,231,223,.6) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(228,231,223,.6) 1px,transparent 1px);
  background-size:56px 56px;
  opacity:.5;
  pointer-events:none;
}
.page-hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:40px;align-items:center;
  padding:64px 0 60px;
}
.crumbs{font-size:13px;color:var(--text-3);margin-bottom:18px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--brand-lime-deep);}
.crumbs span.sep{color:var(--text-3);}
.crumbs .current{color:var(--text-3);}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:12px;font-weight:600;color:var(--text-2);
}
.chip i{color:var(--brand-lime-deep);font-size:11px;}
.page-hero h1{
  font-size:clamp(30px,5vw,52px);
  line-height:1.15;letter-spacing:-.02em;font-weight:800;
  margin:0 0 16px;max-width:16em;
}
.page-hero .lede{
  font-size:16px;color:var(--text-2);max-width:640px;margin:0 0 24px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.btn-lg-solid{
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  background:var(--ink);color:var(--on-ink);border:1px solid var(--ink);
  font-size:15px;font-weight:700;display:inline-flex;align-items:center;gap:8px;
  transition:all .22s var(--ease);
}
.btn-lg-solid:hover{background:var(--ink-soft);color:var(--on-ink);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-lg-ghost{
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  background:#fff;color:var(--ink);border:1px solid var(--line);
  font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:8px;
  transition:all .22s var(--ease);
}
.btn-lg-ghost:hover{border-color:var(--brand-lime);background:var(--brand-lime-soft);color:var(--ink);transform:translateY(-2px);}
.hero-stats{display:flex;flex-direction:column;gap:12px;min-width:200px;}
.stat-badge{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px 18px;box-shadow:var(--shadow-1);
}
.stat-badge strong{
  display:block;font-family:var(--mono);font-size:24px;font-weight:700;
  color:var(--brand-coral);line-height:1.2;
}
.stat-badge span{font-size:12px;color:var(--text-2);letter-spacing:.04em;}

/* ---------- timeline ---------- */
.timeline-wrap{position:relative;padding-left:8px;}
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(to bottom,var(--brand-lime),var(--line));
}
.tl-item{
  position:relative;padding:0 0 36px 64px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item .dot{
  position:absolute;left:8px;top:6px;
  width:24px;height:24px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-lime);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 6px rgba(166,226,46,.16);
}
.tl-item .dot::after{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--brand-lime-deep);
}
.tl-num{
  font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand-coral);display:block;margin-bottom:6px;
}
.tl-item h3{font-size:20px;font-weight:650;margin:0 0 8px;}
.tl-item p{color:var(--text-2);font-size:15px;margin:0;max-width:760px;}
.tl-meta{
  margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;
}
.tl-meta .tag{
  font-size:12px;font-weight:600;color:var(--text-2);
  background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:3px 10px;
}
.timeline-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-1);
}
.timeline-panel h4{font-size:16px;margin:0 0 12px;}
.timeline-panel ul{display:flex;flex-direction:column;gap:10px;}
.timeline-panel li{
  display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7;
}
.timeline-panel li i{color:var(--brand-lime-deep);margin-top:6px;font-size:12px;}
.timeline-layout{
  display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);
  gap:48px;align-items:start;
}

/* ---------- cards ---------- */
.card-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.pack-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.pack-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D8DCD2;}
.pack-card .thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EBE3;
}
.pack-card .thumb img{
  width:100%;height:100%;object-fit:cover;border-radius:0;
  transition:transform .28s var(--ease);
}
.pack-card:hover .thumb img{transform:scale(1.03);}
.pack-card .thumb .badge-float{
  position:absolute;left:12px;top:12px;
  height:26px;padding:0 10px;border-radius:999px;
  background:rgba(16,26,23,.82);color:var(--on-ink);
  font-size:12px;font-weight:600;display:inline-flex;align-items:center;gap:6px;
}
.badge-coral{
  background:var(--brand-coral);color:#fff;
  height:26px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;display:inline-flex;align-items:center;gap:6px;
}
.pack-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;gap:10px;}
.pack-card h3{font-size:18px;margin:0;line-height:1.4;}
.pack-card p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0;}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.card-foot .arrow{
  width:30px;height:30px;border-radius:50%;
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);transition:all .22s var(--ease);
}
.pack-card:hover .card-foot .arrow{background:var(--brand-lime);border-color:var(--brand-lime);color:var(--ink);}

/* ---------- compare rows ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow-1);
}
.compare-card.hl{border:2px solid var(--brand-lime);box-shadow:0 18px 34px -22px rgba(140,201,20,.9);}
.compare-card .head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px;}
.compare-card h3{font-size:20px;margin:0;}
.compare-card .sub{font-size:14px;color:var(--text-2);margin-bottom:18px;}
.row-list{display:flex;flex-direction:column;gap:10px;}
.row-item{
  display:flex;gap:12px;align-items:flex-start;
  border:1px solid var(--line);border-radius:14px;
  padding:14px 16px;background:#FCFDF9;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.row-item:hover{border-color:var(--brand-lime);background:#fff;}
.row-item i{color:var(--brand-lime-deep);font-size:13px;margin-top:6px;}
.row-item strong{display:block;font-size:15px;font-weight:650;margin-bottom:2px;}
.row-item span{font-size:13.5px;color:var(--text-2);line-height:1.7;}

/* ---------- dark panel ---------- */
.dark-block{
  background:var(--ink);color:var(--on-ink);
  border-radius:0;
}
.dark-block h2,.dark-block h3{color:var(--on-ink);}
.dark-block p{color:var(--on-ink-2);}
.notes-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:32px;}
.note-card{
  background:var(--ink-soft);border:1px solid rgba(242,245,238,.09);
  border-radius:var(--radius-card);padding:24px;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.note-card:hover{transform:translateY(-4px);border-color:rgba(166,226,46,.5);}
.note-card .num{
  font-family:var(--mono);font-size:32px;font-weight:700;color:var(--brand-coral);
  line-height:1;margin-bottom:14px;
}
.note-card h3{font-size:17px;margin:0 0 8px;}
.note-card p{font-size:14px;margin:0;line-height:1.75;}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:0;text-align:left;
  padding:22px 44px 22px 18px;position:relative;
  font-size:16px;font-weight:650;color:var(--text);
  display:block;cursor:pointer;transition:color .2s var(--ease),background .2s var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;
  background:transparent;border-radius:4px;transition:background .22s var(--ease);
}
.faq-q:hover{background:rgba(255,255,255,.6);}
.faq-item.open .faq-q{color:var(--ink);}
.faq-item.open .faq-q::before{background:var(--brand-lime);}
.faq-q .ic{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  color:var(--text-3);font-size:14px;transition:transform .24s var(--ease),color .2s var(--ease);
}
.faq-item.open .faq-q .ic{transform:translateY(-50%) rotate(45deg);color:var(--brand-lime-deep);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s var(--ease);
}
.faq-a .inner{
  padding:0 44px 24px 18px;font-size:15px;line-height:1.85;color:var(--text-2);
}

/* ---------- cta ---------- */
.cta-block{
  background:linear-gradient(180deg,#FFFFFF 0%,#F7F8F2 100%);
  border:1px solid var(--line);border-radius:24px;
  padding:40px;box-shadow:var(--shadow-1);
}
.cta-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:48px;}
.cta-block h2{font-size:clamp(24px,3.4vw,34px);line-height:1.25;margin:0 0 12px;}
.cta-block .lede{color:var(--text-2);font-size:15px;margin:0 0 24px;}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:6px;}
.form-field input,.form-field textarea{
  width:100%;border:1px solid var(--line);border-radius:12px;
  background:#fff;padding:12px 14px;font-size:14px;color:var(--text);
  font-family:inherit;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.form-field textarea{min-height:96px;resize:vertical;}
.form-field input:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand-lime);box-shadow:0 0 0 4px var(--brand-lime-soft);
}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--text-3);}
.contact-lines{display:flex;flex-direction:column;gap:14px;margin-top:8px;}
.contact-line{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;
}
.contact-line i{color:var(--brand-lime-deep);margin-top:5px;font-size:14px;}
.contact-line strong{display:block;font-size:14px;font-weight:650;margin-bottom:2px;}
.contact-line span{font-size:13.5px;color:var(--text-2);line-height:1.65;}

/* ---------- float cta & back to top ---------- */
.float-cta{
  position:fixed;right:24px;bottom:28px;z-index:1040;
  height:48px;padding:0 20px;border-radius:999px;
  background:var(--brand-lime);color:var(--ink);
  border:1px solid var(--brand-lime);
  font-size:14px;font-weight:700;
  display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 16px 30px -14px rgba(16,26,23,.5);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta:hover{background:var(--brand-lime-deep);border-color:var(--brand-lime-deep);color:var(--ink);}
.float-cta:active{transform:translateY(1px);}
.to-top{
  position:fixed;right:24px;bottom:92px;z-index:1039;
  width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--line);color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .24s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{border-color:var(--brand-lime);color:var(--ink);background:var(--brand-lime-soft);}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--on-ink);margin-top:96px;}
.footer-top{border-top:1px solid rgba(242,245,238,.12);padding:64px 0 48px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text strong{color:var(--on-ink);}
.footer-brand .brand-text em{color:var(--on-ink-2);}
.footer-brand p{font-size:14px;color:var(--on-ink-2);line-height:1.8;margin:0 0 18px;max-width:340px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;
  background:rgba(242,245,238,.08);color:var(--on-ink-2);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;
  transition:all .2s var(--ease);
}
.footer-social a:hover{background:var(--brand-lime);color:var(--ink);}
.footer-col h4{font-size:14px;color:var(--on-ink);margin:0 0 16px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--on-ink-2);}
.footer-col a:hover{color:var(--brand-lime);}
.fcontact{display:flex;gap:10px;font-size:13.5px;color:var(--on-ink-2);margin-bottom:12px;line-height:1.7;}
.fcontact i{color:var(--brand-lime);margin-top:5px;font-size:12px;}
.footer-bottom{
  border-top:1px solid rgba(242,245,238,.12);
  padding:20px 0;font-size:13px;color:var(--on-ink-2);text-align:center;
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .nav-search{width:180px;}
  .main-nav{gap:18px;}
  .main-nav a{font-size:13.5px;}
}
@media (max-width:991.98px){
  .header-inner{height:56px;gap:12px;}
  .nav-search{display:none;}
  .btn-login{display:none;}
  .menu-toggle{display:inline-flex;}
  .main-nav{
    position:absolute;left:0;right:0;top:56px;
    display:none;flex-direction:column;align-items:flex-start;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:8px 24px 16px;box-shadow:0 18px 30px -22px rgba(16,26,23,.6);
    margin:0;
  }
  .main-nav.open{display:flex;}
  .main-nav a{
    display:flex;align-items:center;width:100%;height:48px;
    border-bottom:1px solid var(--line);font-size:15px;
  }
  .main-nav a:last-child{border-bottom:0;}
  .main-nav a.active{background:var(--brand-lime-soft);border-radius:10px;padding:0 12px;}
  .page-hero-inner{grid-template-columns:1fr;padding:44px 0 40px;gap:24px;}
  .hero-stats{flex-direction:row;flex-wrap:wrap;}
  .stat-badge{flex:1 1 140px;}
  .timeline-layout{grid-template-columns:1fr;gap:32px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .notes-grid{grid-template-columns:1fr;}
  .compare-grid{grid-template-columns:1fr;}
  .cta-layout{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
  .site-footer{margin-top:64px;}
}
@media (max-width:767.98px){
  body{padding-bottom:96px;}
  .container{padding:0 16px;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-block{padding:26px 20px;}
  .section{padding:56px 0;}
  .float-cta{
    right:16px;left:16px;bottom:16px;justify-content:center;
  }
  .to-top{right:16px;bottom:76px;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .page-hero h1{font-size:28px;}
  .section-head h2{font-size:24px;}
  .pack-card .body{padding:16px;}
  .note-card{padding:18px;}
  .timeline-panel{padding:18px;}
  .tl-item{padding-left:52px;}
  .timeline::before{left:15px;}
  .tl-item .dot{left:4px;}
  .btn-lg-solid,.btn-lg-ghost{width:100%;justify-content:center;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --brand-lime:#A6E22E;
  --brand-lime-deep:#8CC914;
  --brand-lime-soft:#F0FBD9;
  --brand-coral:#FF6846;
  --ink:#101A17;
  --ink-soft:#1C2A26;
  --bg:#F4F5EF;
  --surface:#FFFFFF;
  --line:#E4E7DF;
  --text:#16201D;
  --text-2:#4C5A55;
  --text-3:#8A968F;
  --on-ink:#F2F5EE;
  --on-ink-2:#A9B5AE;
  --radius-card:18px;
  --radius-img:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(16,26,23,.06);
  --shadow-2:0 14px 30px -12px rgba(16,26,23,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,ui-monospace,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:120px;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px;border-radius:4px;}
::selection{background:var(--brand-lime);color:var(--ink);}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.mono{font-family:var(--mono);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(244,245,239,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 8px 22px -18px rgba(16,26,23,.45);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{
  width:24px;height:24px;border-radius:8px;flex-shrink:0;
  background:var(--brand-lime);color:var(--ink);
  display:grid;place-items:center;font-size:12px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:700;color:var(--text);letter-spacing:-.01em;}
.brand-text em{font-size:11px;font-style:normal;color:var(--text-3);letter-spacing:.04em;margin-top:2px;}
.main-nav{display:flex;align-items:center;justify-content:center;gap:26px;flex:1;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 2px;white-space:nowrap;transition:color .2s var(--ease);
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand-lime);border-radius:2px;
  transition:width .24s var(--ease);
}
.main-nav a:hover{color:var(--text);}
.main-nav a:hover::after{width:100%;}
.main-nav a.active{
  color:var(--ink);font-weight:600;
  background:var(--brand-lime-soft);border-radius:999px;padding:6px 14px;
}
.main-nav a.active::after{display:none;}
.header-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:240px;height:40px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{
  border:0;outline:none;background:transparent;width:100%;
  font-size:14px;color:var(--text);font-family:var(--sans);
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(166,226,46,.22);}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);background:#fff;
  border-radius:12px;color:var(--text);font-size:16px;cursor:pointer;
}
.nav-mask{
  position:fixed;inset:0;background:rgba(16,26,23,.45);z-index:1100;
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;
}
.nav-mask.show{opacity:1;visibility:visible;}
.drawer-cta{display:none;}

/* ---------- buttons ---------- */
.btn-lime,.btn-ghost,.btn-text{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  cursor:pointer;transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-lime{
  height:44px;padding:0 22px;background:var(--brand-lime);color:var(--ink);
  border:1px solid var(--brand-lime);
}
.btn-lime:hover{background:var(--brand-lime-deep);border-color:var(--brand-lime-deep);transform:translateY(-2px);box-shadow:0 14px 24px -16px rgba(140,201,20,1);}
.btn-lime:active{transform:translateY(1px);box-shadow:none;}
.btn-lime.small{height:38px;padding:0 16px;font-size:14px;border-radius:10px;}
.btn-ghost{
  height:44px;padding:0 22px;background:#fff;color:var(--text);border:1px solid var(--line);
}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  height:40px;padding:0 14px;background:transparent;border:1px solid transparent;color:var(--text-2);
}
.btn-text:hover{color:var(--ink);background:#fff;border-color:var(--line);}
.btn-lime.on-ink{box-shadow:0 18px 30px -20px rgba(166,226,46,.9);}

/* ---------- chips & badges ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 13px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--text-2);
  white-space:nowrap;
}
.chip i{color:var(--brand-lime-deep);font-size:11px;}
.chip.solid{background:var(--brand-lime-soft);border-color:#D9EFA6;color:#4A6B00;}
.chip.coral{background:#FFF0EC;border-color:#FFD6CB;color:#B93A1B;}
.badge-tag{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.06em;
  background:var(--brand-lime-soft);color:#4A6B00;
}
.badge-tag.coral{background:#FFF0EC;color:#B93A1B;}

/* ---------- section base ---------- */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-title{font-size:clamp(24px,3.4vw,38px);font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--text);}
.section-desc{font-size:15px;color:var(--text-2);max-width:640px;margin-top:12px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--text-3);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--brand-lime);}
.link-more{font-size:14px;font-weight:600;color:var(--text-2);display:inline-flex;align-items:center;gap:6px;transition:color .2s var(--ease),gap .2s var(--ease);}
.link-more:hover{color:var(--brand-lime-deep);gap:10px;}

/* ---------- category hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.11;
}
.cat-hero-grid-lines{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(16,26,23,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(16,26,23,.05) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.cat-hero-inner{position:relative;padding-top:8px;padding-bottom:56px;}
.breadcrumb-bar{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);padding:20px 0 26px;
}
.breadcrumb-bar a{color:var(--text-2);transition:color .2s var(--ease);}
.breadcrumb-bar a:hover{color:var(--brand-lime-deep);}
.breadcrumb-bar .sep{color:#C3CBC3;}
.breadcrumb-bar .current{color:var(--text-3);}
.cat-hero-main{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:end;}
.cat-hero h1{
  font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.15;
  letter-spacing:-.02em;color:var(--text);margin:18px 0 14px;max-width:16em;
}
.cat-hero-sub{font-size:17px;color:var(--text-2);max-width:36em;}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.stat-badges{display:flex;flex-direction:column;gap:12px;min-width:210px;}
.stat-badge{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:14px 18px;display:flex;align-items:center;gap:12px;
  box-shadow:var(--shadow-1);
}
.stat-badge i{color:var(--brand-lime-deep);font-size:16px;}
.stat-badge span{font-size:13px;color:var(--text-2);}
.stat-badge strong{font-family:var(--mono);font-size:16px;color:var(--ink);margin-right:2px;}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;display:flex;flex-direction:column;gap:18px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.compare-card.highlight{border:1.5px solid var(--brand-lime);}
.compare-card h3{font-size:22px;font-weight:700;line-height:1.35;}
.compare-card p{font-size:15px;color:var(--text-2);}
.compare-list{display:grid;gap:12px;}
.compare-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2);align-items:flex-start;}
.compare-list i{color:var(--brand-lime-deep);font-size:13px;margin-top:7px;}
.compare-foot{margin-top:auto;padding-top:6px;}
.compare-note{font-size:13px;color:var(--text-3);}

/* ---------- row list ---------- */
.row-list{display:grid;gap:12px;margin-top:8px;}
.row-card{
  display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:20px 24px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.row-card:hover{transform:translateY(-2px);border-color:#CFE79B;box-shadow:var(--shadow-2);}
.row-num{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--brand-lime-deep);letter-spacing:.02em;}
.row-body h3{font-size:17px;font-weight:700;margin-bottom:6px;line-height:1.5;}
.row-body p{font-size:14px;color:var(--text-2);line-height:1.75;}
.row-tail{display:flex;align-items:center;gap:14px;}
.row-tail .badge-tag{white-space:nowrap;}
.row-arrow{color:var(--text-3);font-size:14px;transition:color .2s var(--ease),transform .2s var(--ease);}
.row-card:hover .row-arrow{color:var(--brand-lime-deep);transform:translateX(3px);}

/* ---------- card grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;height:100%;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.thumb{aspect-ratio:16/9;overflow:hidden;background:#E9EDE3;position:relative;}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease);}
.news-card:hover .thumb img{transform:scale(1.03);}
.news-card .card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card h3{
  font-size:17px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .card-desc{
  font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line);padding-top:14px;
  font-size:13px;color:var(--text-3);
}
.card-meta .go{display:inline-flex;align-items:center;gap:6px;color:var(--text-2);font-weight:600;transition:color .2s var(--ease),gap .2s var(--ease);}
.news-card:hover .card-meta .go{color:var(--brand-lime-deep);gap:10px;}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.7fr);gap:48px;align-items:start;}
.faq-aside{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-1);}
.faq-aside h3{font-size:18px;font-weight:700;margin-bottom:12px;}
.faq-aside p{font-size:14px;color:var(--text-2);margin-bottom:18px;}
.faq-side-list{display:grid;gap:14px;margin-bottom:20px;}
.faq-side-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);align-items:flex-start;}
.faq-side-list i{color:var(--brand-lime-deep);font-size:12px;margin-top:7px;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  padding:24px 8px 24px 18px;position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:17px;font-weight:650;color:var(--text);line-height:1.6;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.faq-q:hover{color:var(--brand-lime-deep);}
.faq-q::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:4px;border-radius:2px;
  background:var(--brand-lime);opacity:0;transition:opacity .2s var(--ease);
}
.faq-item.open .faq-q{color:var(--ink);}
.faq-item.open .faq-q::before{opacity:1;}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;color:var(--text-3);
  transition:transform .24s var(--ease),color .24s var(--ease);
  font-size:13px;
}
.faq-item.open .faq-icon{transform:rotate(45deg);color:var(--brand-lime-deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{
  font-size:15px;line-height:1.85;color:var(--text-2);
  padding:0 46px 26px 18px;max-width:820px;
}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--ink);color:var(--on-ink);
  border-radius:28px;padding:48px;
  display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:rgba(166,226,46,.12);filter:blur(6px);
}
.cta-band h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3;color:var(--on-ink);margin-bottom:14px;}
.cta-band p{font-size:15px;color:var(--on-ink-2);max-width:34em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-meta{position:relative;z-index:1;display:grid;gap:14px;background:var(--ink-soft);border:1px solid rgba(242,245,238,.1);border-radius:20px;padding:24px;}
.cta-meta .row{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--on-ink-2);}
.cta-meta .row i{color:var(--brand-lime);margin-top:4px;}

/* ---------- float cta & back to top ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:900;
  display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 22px;border-radius:999px;
  background:var(--brand-lime);color:var(--ink);font-weight:700;font-size:15px;
  box-shadow:0 18px 34px -18px rgba(16,26,23,.65);
  opacity:0;transform:translateY(16px);pointer-events:none;
  transition:opacity .26s var(--ease),transform .26s var(--ease),background .2s var(--ease);
}
.float-cta.show{opacity:1;transform:none;pointer-events:auto;}
.float-cta:hover{background:var(--brand-lime-deep);}
.to-top{
  position:fixed;left:24px;bottom:24px;z-index:900;
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--text-2);cursor:pointer;
  display:grid;place-items:center;font-size:14px;
  opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.to-top.show{opacity:1;transform:none;pointer-events:auto;}
.to-top:hover{color:var(--brand-lime-deep);border-color:#CFE79B;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--on-ink-2);margin-top:0;}
.footer-top{border-top:1px solid rgba(242,245,238,.12);padding:64px 0 44px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;}
.site-footer .brand{margin-bottom:18px;}
.site-footer .brand-text strong{color:var(--on-ink);}
.site-footer .brand-text em{color:#7E8C85;}
.site-footer .footer-brand p{font-size:14px;line-height:1.8;color:var(--on-ink-2);max-width:34em;}
.footer-social{display:flex;gap:10px;margin-top:20px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;
  background:rgba(242,245,238,.07);color:var(--on-ink-2);
  display:grid;place-items:center;font-size:14px;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.footer-social a:hover{background:var(--brand-lime);color:var(--ink);transform:translateY(-2px);}
.footer-col h4{font-size:14px;font-weight:700;color:var(--on-ink);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:var(--on-ink-2);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--brand-lime);}
.fcontact{display:flex;gap:10px;font-size:14px;color:var(--on-ink-2);margin-bottom:12px;align-items:flex-start;}
.fcontact i{color:var(--brand-lime);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(242,245,238,.12);
  padding:22px 0;text-align:center;font-size:13px;color:#7E8C85;
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .main-nav{gap:18px;}
  .main-nav a{font-size:14px;}
  .search-box{width:200px;}
}
@media (max-width:991.98px){
  .container{padding-left:20px;padding-right:20px;}
  .header-inner{height:60px;gap:16px;}
  .search-box{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:60%;max-width:340px;
    background:#fff;flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:0;padding:84px 22px 96px;margin:0;
    transform:translateX(102%);z-index:1200;overflow-y:auto;
    box-shadow:-24px 0 48px -24px rgba(16,26,23,.45);
    transition:transform .28s var(--ease);
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav a{
    font-size:16px;line-height:48px;padding:0;border-bottom:1px solid var(--line);
    border-radius:0;color:var(--text);
  }
  .main-nav a::after{display:none;}
  .main-nav a.active{background:transparent;color:var(--brand-lime-deep);border-radius:0;}
  .drawer-cta{
    display:inline-flex;position:absolute;left:22px;right:22px;bottom:24px;
    height:48px;border-radius:12px;
  }
  .cat-hero-main{grid-template-columns:1fr;gap:28px;align-items:start;}
  .stat-badges{flex-direction:row;flex-wrap:wrap;min-width:0;}
  .stat-badge{flex:1 1 200px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:36px;border-radius:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  body{padding-bottom:96px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .compare-grid{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .row-card{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px;}
  .row-tail{grid-column:1 / -1;justify-content:flex-start;padding-left:58px;}
  .row-num{font-size:18px;}
  .to-top{display:none;}
  .float-cta{left:16px;right:16px;bottom:16px;justify-content:center;}
  .cat-hero-inner{padding-bottom:40px;}
  .faq-q{font-size:16px;padding:20px 6px 20px 16px;}
  .faq-a p{padding:0 20px 22px 16px;}
  .cta-band{padding:26px;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-text strong{font-size:14px;}
  .brand-text em{font-size:10px;}
  .compare-card{padding:20px;}
  .news-card .card-body{padding:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-top{padding:44px 0 32px;}
  .cat-hero h1{font-size:28px;}
  .cat-hero-sub{font-size:15px;}
  .btn-lime,.btn-ghost{width:100%;}
  .cat-hero-actions{flex-direction:column;}
  .cta-actions{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}