/* roulang page: index */
:root{
  --ink:#202622;
  --graphite:#29312d;
  --green:#557d4b;
  --green-deep:#31583b;
  --lime:#a9c77b;
  --paper:#f7f5ef;
  --sand:#ebe7dc;
  --mist:#eef0eb;
  --white:#fffdf8;
  --muted:#6b746d;
  --line:#d9ddd3;
  --warn:#b88348;
  --radius:18px;
  --small-radius:10px;
  --shadow:0 12px 32px rgba(32,38,34,.08);
  --container:1200px;
  --ease:240ms ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;font-size:16px}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
ul{list-style:none}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.section{padding:88px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}
h1,h2,h3{line-height:1.25;letter-spacing:-.035em}
h1{font-size:clamp(42px,5vw,64px);font-weight:800}
h2{font-size:clamp(30px,3.2vw,42px);font-weight:800}
h3{font-size:21px}
.lead{font-size:18px;color:#47514a;max-width:760px}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:10px;font-weight:700;transition:var(--ease);border:1px solid transparent}
.btn-primary{background:var(--green-deep);color:#fff}
.btn-primary:hover,.btn-primary:focus-visible{background:#24452e;transform:translateY(-2px)}
.btn-light{background:var(--white);color:var(--ink);border-color:var(--line)}
.btn-light:hover,.btn-light:focus-visible{border-color:var(--green);color:var(--green-deep)}
.btn-outline{color:var(--green-deep);border-color:#9aaa99;background:transparent}
.btn-outline:hover{background:var(--green-deep);color:#fff}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.96);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;white-space:nowrap}
.logo-mark{width:29px;height:29px;border:2px solid var(--green-deep);border-radius:7px;position:relative}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--green)}
.logo-mark:before{width:17px;height:2px;left:4px;top:8px;box-shadow:0 7px 0 var(--green)}
.logo-mark:after{width:2px;height:19px;left:13px;top:3px;transform:rotate(32deg)}
.nav-links{display:flex;align-items:center;gap:3px;flex:1}
.nav-links a{padding:9px 10px;border-radius:8px;font-size:14px;color:#465149;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--green-deep);background:#e5eadf}
.nav-action{font-size:14px!important;padding:10px 16px!important;background:var(--green-deep);color:white!important}
.menu-toggle{display:none;background:none;font-size:25px;color:var(--ink)}
.progress-bar{background:var(--graphite);color:#dce5d8}
.progress-track{display:flex;align-items:center;min-height:48px;overflow:auto}
.step{display:flex;align-items:center;gap:9px;color:#aeb9ae;font-size:13px;white-space:nowrap}
.step b{display:grid;place-items:center;width:23px;height:23px;border:1px solid #738177;border-radius:50%;font-size:11px}
.step.current{color:var(--lime)}
.step.current b{background:var(--lime);border-color:var(--lime);color:var(--graphite)}
.step-line{height:1px;background:#59665c;flex:1;min-width:30px;margin:0 14px}
.hero{padding:64px 0 46px;background:var(--paper);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
.hero-copy p{margin:24px 0 28px;max-width:680px;font-size:18px;color:#515b53}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-notes{display:flex;gap:25px;margin-top:28px;flex-wrap:wrap}
.note{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green)}
.hero-art{min-height:390px;position:relative;border-radius:22px;overflow:hidden;background:#37463b url('/assets/images/backpic/back-1.webp') center/cover}
.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,39,30,.78),rgba(26,39,30,.18))}
.pitch-lines{position:absolute;inset:25px;border:1px solid rgba(232,239,219,.4);border-radius:12px;z-index:1}
.pitch-lines:before{content:"";position:absolute;left:50%;top:0;bottom:0;border-left:1px solid rgba(232,239,219,.4)}
.pitch-lines:after{content:"";position:absolute;left:39%;top:37%;width:22%;height:26%;border:1px solid rgba(232,239,219,.4);border-radius:50%}
.score-panel{position:absolute;z-index:2;left:28px;bottom:26px;width:calc(100% - 56px);background:rgba(38,49,43,.94);color:#f8f5e9;padding:21px;border-left:4px solid var(--lime)}
.score-top{display:flex;justify-content:space-between;font-size:12px;color:#bbc8b9;margin-bottom:14px}
.score-main{display:flex;justify-content:space-between;align-items:end}
.score-main strong{font-size:31px;line-height:1;color:var(--lime)}
.score-main span{font-size:13px;color:#d5ddd1}
.mini-bars{display:flex;align-items:end;gap:6px;height:46px;margin-top:18px}
.mini-bars i{display:block;width:10px;background:#759c65;border-radius:3px 3px 0 0}
.mini-bars i:nth-child(1){height:19px}.mini-bars i:nth-child(2){height:31px}.mini-bars i:nth-child(3){height:24px}.mini-bars i:nth-child(4){height:39px}.mini-bars i:nth-child(5){height:29px}.mini-bars i:nth-child(6){height:43px}
.index-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px;padding-top:22px;border-top:1px solid var(--line)}
.index-strip a{font-size:13px;padding:6px 11px;background:var(--mist);border-radius:20px;color:var(--green-deep)}
.value-band{background:#e8ece3;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.value-band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.value-item{padding-right:20px;border-right:1px solid #cbd3c7}.value-item:last-child{border:0}
.value-item strong{display:block;font-size:24px;color:var(--green-deep);margin-bottom:3px}.value-item span{font-size:13px;color:var(--muted)}
.function-section{background:var(--mist)}
.function-grid{display:grid;grid-template-columns:1.12fr .88fr;grid-template-rows:1fr 1fr;gap:16px}
.feature-card{grid-row:span 2;background:var(--graphite);color:#f8f5e9;padding:34px;border-radius:var(--radius);position:relative;overflow:hidden}
.feature-card:after{content:"01";position:absolute;right:25px;bottom:-20px;font-size:130px;font-weight:800;color:rgba(255,255,255,.05)}
.feature-card p{color:#cbd5c8;margin:21px 0;max-width:520px}
.feature-card ul{display:grid;gap:10px}.feature-card li:before{content:"↳";color:var(--lime);margin-right:10px}
.small-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:25px;transition:var(--ease)}
.small-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#a8bba2}
.card-label{font-size:12px;color:var(--green-deep);font-weight:800;margin-bottom:12px;display:block}
.small-card p{font-size:14px;color:var(--muted);margin-top:9px}
.deep-section{background:var(--paper)}
.deep-grid{display:grid;grid-template-columns:7fr 5fr;gap:54px;align-items:center}
.prose{max-width:760px}.prose p{margin:0 0 18px;color:#505a52}.prose h3{margin:26px 0 10px}
.prose ul{margin:15px 0 22px;display:grid;gap:9px}.prose li{padding-left:20px;position:relative}.prose li:before{content:"";position:absolute;left:0;top:13px;width:7px;height:7px;border-radius:50%;background:var(--green)}
.photo-stack{position:relative;padding:0 0 38px 28px}.photo-stack img{height:420px;width:100%;object-fit:cover;border-radius:20px}
.photo-note{position:absolute;left:0;bottom:0;background:var(--white);border:1px solid var(--line);padding:17px 19px;width:82%;border-radius:13px;box-shadow:var(--shadow);font-size:14px}
.scenes{background:var(--sand)}
.path{position:relative;display:grid;gap:0}
.path:before{content:"";position:absolute;left:50%;top:12px;bottom:12px;border-left:2px dashed #a9b6a4}
.path-item{width:46%;padding:23px;background:var(--white);border:1px solid var(--line);border-radius:15px;position:relative;margin:0 0 24px}
.path-item:nth-child(even){margin-left:54%}
.path-item:after{content:"";position:absolute;top:28px;width:16px;border-top:2px solid var(--green)}
.path-item:nth-child(odd):after{right:-18px}.path-item:nth-child(even):after{left:-18px}
.path-item b{color:var(--green-deep);font-size:13px;display:block;margin-bottom:7px}
.path-item p{font-size:14px;color:var(--muted);margin:7px 0 12px}
.path-item a{font-size:13px;color:var(--green-deep);font-weight:700}
.reading-guide{margin-top:32px;padding:28px 32px;background:#f5f2e9;border-left:4px solid var(--green)}
.reading-guide p{max-width:820px;margin-top:12px;color:#535d54}
.reading-guide ul{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:17px;font-size:14px}
.reading-guide li:before{content:"✓";color:var(--green-deep);font-weight:bold;margin-right:8px}
.cases{background:var(--graphite);color:#f8f5e9}
.cases .eyebrow{color:var(--lime)}.cases .section-head p{color:#c3cec2}
.brand-story{max-width:800px;color:#cbd4c8;margin:-10px 0 36px;font-size:17px}
.case-grid{display:grid;grid-template-columns:1.6fr .8fr;gap:19px}
.main-case{background:#37463d;border-radius:18px;overflow:hidden;display:grid;grid-template-columns:1fr 1fr}
.main-case img{height:100%;width:100%;object-fit:cover;min-height:330px}
.case-copy{padding:29px}.case-copy p{color:#cbd4c8;font-size:14px;margin:15px 0}
.case-steps{margin-top:19px;display:grid;gap:9px;font-size:13px;color:#d8e0d4}.case-steps span{color:var(--lime);margin-right:8px}
.case-list{display:grid;gap:10px}.case-list article{border:1px solid #4b5b50;border-radius:13px;padding:19px;transition:var(--ease)}.case-list article:hover{background:#354139}.case-list b{font-size:15px}.case-list p{font-size:13px;color:#b9c5b8;margin-top:6px}
.price-section{background:var(--paper)}
.price-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start}
.price-intro p{color:var(--muted);margin:18px 0}.price-intro ul{display:grid;gap:11px;margin-top:24px;font-size:14px}.price-intro li:before{content:"—";color:var(--green);margin-right:8px}
.plans{display:grid;gap:12px}.plan{display:grid;grid-template-columns:125px 1fr auto;gap:17px;align-items:center;border:1px solid var(--line);border-radius:15px;padding:19px 22px;background:var(--white)}.plan.recommended{border-color:var(--green);box-shadow:var(--shadow)}.plan h3{font-size:18px}.plan p{font-size:13px;color:var(--muted)}.plan em{font-size:12px;color:var(--green-deep);font-style:normal;font-weight:700;white-space:nowrap}
.news-section{background:#e8ece3}
.news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
.news-feature{background:var(--white);border:1px solid var(--line);border-radius:18px;overflow:hidden;display:grid;grid-template-columns:.9fr 1.1fr}
.news-feature img{height:100%;width:100%;object-fit:cover;min-height:260px}.news-copy{padding:27px}.news-copy p{color:var(--muted);font-size:14px;margin:12px 0 18px}
.news-list{display:grid;gap:9px}.news-list article{background:var(--white);padding:16px 19px;border-left:3px solid #b6c6ad}.news-list time{font-size:12px;color:var(--green-deep)}.news-list h3{font-size:16px;margin:4px 0}.news-list p{font-size:13px;color:var(--muted)}
.resource-section{background:var(--paper)}
.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.resource-card{border:1px solid var(--line);background:var(--white);border-radius:16px;overflow:hidden}.resource-card img{width:100%;height:150px;object-fit:cover}.resource-card div{padding:19px}.resource-card p{font-size:14px;color:var(--muted);margin:7px 0 12px}
.update-section{background:var(--sand)}
.update-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}.update-list{border-left:2px solid var(--green);padding-left:23px;display:grid;gap:18px}.update-list article{position:relative}.update-list article:before{content:"";position:absolute;left:-30px;top:9px;width:10px;height:10px;border-radius:50%;background:var(--green);border:3px solid var(--sand)}.update-list time{font-size:12px;color:var(--green-deep);font-weight:700}.update-list p{font-size:14px;color:var(--muted)}
.stats-section{background:var(--mist)}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.stat-box{padding:25px;background:var(--white);border-radius:15px;border:1px solid var(--line)}.stat-box strong{display:block;font-size:34px;color:var(--green-deep)}.stat-box p{font-size:14px;color:var(--muted)}
.faq-section{background:var(--paper)}
.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px}.faq-intro p{color:var(--muted);margin:17px 0 22px}.faq-list{display:grid;gap:8px}.faq-item{border:1px solid var(--line);background:var(--white);border-radius:12px;overflow:hidden}.faq-q{width:100%;background:transparent;text-align:left;padding:17px 20px;display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--ink)}.faq-q span{font-size:22px;color:var(--green);transition:var(--ease)}.faq-answer{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
.form-section{background:#e8ece3}
.form-box{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center;background:var(--graphite);padding:38px;border-radius:20px;color:#f9f6ec}.form-box p{color:#c8d2c6;margin-top:12px}.form{display:grid;gap:11px}.form input,.form textarea{width:100%;border:1px solid #657267;background:#313d35;color:white;background:#313d35;padding:12px 14px;border-radius:9px}.form textarea{min-height:85px;resize:vertical}.form input::placeholder,.form textarea::placeholder{color:#aab5aa}.form .btn{justify-self:start}
.cta{padding:32px 0;background:var(--green-deep);color:white}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}.cta p{color:#d5e1d0;margin-top:6px;font-size:14px}
.site-footer{background:#202722;color:#dfe7dc;padding:55px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:30px;padding-bottom:40px}.footer-brand p{color:#aeb9ad;font-size:14px;max-width:280px;margin-top:14px}.site-footer h3{font-size:15px;color:#f7f4e9;margin-bottom:14px}.site-footer li{margin:7px 0;font-size:13px;color:#aeb9ad}.site-footer a:hover{color:var(--lime)}.copyright{border-top:1px solid #3d473f;padding-top:17px;color:#98a499;font-size:12px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
@media(max-width:1100px){.nav-links a{padding-left:6px;padding-right:6px;font-size:13px}.hero-grid{gap:30px}.container{width:min(var(--container),calc(100% - 36px))}}
@media(max-width:900px){.nav{height:68px}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:15px 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-action{display:none}.menu-toggle{display:block;margin-left:auto}.hero-grid,.deep-grid,.price-grid,.faq-grid,.form-box{grid-template-columns:1fr}.hero-art{min-height:330px}.case-grid,.news-layout{grid-template-columns:1fr}.main-case{grid-template-columns:1fr 1fr}.value-band-grid{grid-template-columns:repeat(2,1fr);gap:20px}.value-item:nth-child(2){border:0}.resource-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.section{padding:60px 0}.container{width:min(100% - 30px,var(--container))}.section-head{display:block;margin-bottom:28px}.section-head .lead{margin-top:14px}.progress-track{padding:0 15px}.step-line{min-width:18px;margin:0 8px}.hero{padding-top:42px}.hero-copy p{font-size:16px}.hero-notes{gap:12px}.function-grid{display:flex;flex-direction:column}.feature-card{min-height:300px}.path:before{left:9px}.path-item,.path-item:nth-child(even){width:calc(100% - 28px);margin-left:28px}.path-item:after,.path-item:nth-child(odd):after,.path-item:nth-child(even):after{left:-20px;right:auto}.reading-guide ul{grid-template-columns:1fr}.case-grid,.main-case,.news-feature,.update-grid{display:block}.main-case img,.news-feature img{height:210px;min-height:0}.case-list{margin-top:12px}.plan{grid-template-columns:1fr;gap:6px}.plan .btn{justify-self:start;margin-top:7px}.resource-grid,.stats-grid{grid-template-columns:1fr}.form-box{padding:27px 21px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.cta-inner{display:block}.cta-inner .btn{margin-top:17px}}
@media(max-width:420px){h1{font-size:38px}.value-band-grid{grid-template-columns:1fr}.value-item{border:0!important}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}

/* roulang page: category3 */
:root{
 --ink:#202622;--graphite:#29312d;--green:#557d4b;--green-deep:#31583b;
 --lime:#a9c77b;--paper:#f7f5ef;--sand:#ebe7dc;--mist:#eef0eb;
 --white:#fffdf8;--muted:#6b746d;--line:#d9ddd3;--warn:#b88348;
 --radius:18px;--small-radius:10px;--shadow:0 12px 32px rgba(32,38,34,.08);
 --container:1200px;--ease:240ms ease
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;font-size:16px}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
ul{list-style:none}
h1,h2,h3{line-height:1.25;letter-spacing:-.025em}
h1{font-size:clamp(40px,5vw,58px);font-weight:800}
h2{font-size:clamp(29px,3.2vw,39px);font-weight:800}
h3{font-size:21px}
p{margin-bottom:15px}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.section{padding:78px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:36px}
.section-head p{max-width:650px;color:var(--muted);margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:14px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}
.lead{font-size:18px;color:#47514a;max-width:760px}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:10px;font-weight:700;transition:var(--ease);border:1px solid transparent}
.btn-primary{background:var(--green-deep);color:#fff}
.btn-primary:hover,.btn-primary:focus-visible{background:#24452e;transform:translateY(-2px)}
.btn-light{background:var(--white);color:var(--ink);border-color:var(--line)}
.btn-light:hover,.btn-light:focus-visible{border-color:var(--green);color:var(--green-deep)}
.btn-outline{color:var(--green-deep);border-color:#9aaa99;background:transparent}
.btn-outline:hover,.btn-outline:focus-visible{background:var(--green-deep);color:#fff}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.97);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;white-space:nowrap}
.logo-mark{width:29px;height:29px;border:2px solid var(--green-deep);border-radius:7px;position:relative}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--green)}
.logo-mark:before{width:17px;height:2px;left:4px;top:8px;box-shadow:0 7px 0 var(--green)}
.logo-mark:after{width:2px;height:19px;left:13px;top:3px;transform:rotate(32deg)}
.nav-links{display:flex;align-items:center;gap:3px;flex:1}
.nav-links a{padding:9px 10px;border-radius:8px;font-size:14px;color:#465149;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--green-deep);background:#e5eadf}
.nav-action{font-size:14px!important;padding:10px 16px!important;background:var(--green-deep);color:white!important}
.menu-toggle{display:none;background:none;font-size:25px;color:var(--ink)}
.progress-bar{background:var(--graphite);color:#d5ddd1}
.progress-track{display:flex;align-items:center;min-height:50px}
.step{display:flex;align-items:center;gap:8px;padding:10px 14px;font-size:13px;color:#b8c5b8;transition:var(--ease)}
.step b{color:var(--lime);font-size:12px}
.step:hover,.step.current{color:#fff;background:#35423a}
.step-line{height:1px;background:#526056;flex:1}
.hero{padding:74px 0 62px;background:var(--paper)}
.hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:58px;align-items:center}
.hero-copy p{margin:23px 0 27px;max-width:670px;font-size:18px;color:#515b53}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-notes{display:flex;gap:24px;margin-top:27px;flex-wrap:wrap}
.note{font-size:13px;color:var(--muted);border-left:2px solid var(--lime);padding-left:10px}
.dashboard{min-height:420px;border-radius:22px;overflow:hidden;position:relative;padding:30px;background:#37463b url('/assets/images/backpic/back-2.webp') center/cover}
.dashboard:before{content:"";position:absolute;inset:0;background:rgba(29,43,33,.84)}
.dashboard>*{position:relative}
.dash-top{display:flex;justify-content:space-between;color:#dce6d8;font-size:13px;border-bottom:1px solid #647265;padding-bottom:17px}
.dash-title{margin:30px 0 25px;color:#fff;font-size:24px}
.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.metric{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);padding:17px;border-radius:12px}
.metric span{display:block;color:#c1d0c1;font-size:12px}
.metric strong{display:block;color:var(--lime);font-size:26px;margin-top:5px}
.bars{display:grid;gap:16px;margin-top:28px}
.bar-label{display:flex;justify-content:space-between;color:#e9eee6;font-size:13px;margin-bottom:5px}
.bar-track{height:8px;background:#5b685d;border-radius:8px;overflow:hidden}
.bar-track i{display:block;height:100%;background:var(--lime);border-radius:8px}
.panel-tag{display:inline-block;padding:5px 9px;border-radius:7px;background:#dfe9d8;color:var(--green-deep);font-size:12px;font-weight:700}
.definition{background:var(--mist)}
.definition-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:start}
.definition-copy p{max-width:700px;color:#505b53}
.quote{border-left:4px solid var(--green);background:var(--white);padding:20px 24px;margin-top:24px;color:#425047}
.data-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.data-card{padding:23px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);transition:var(--ease)}
.data-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#a8bba2}
.data-card strong{display:block;font-size:25px;color:var(--green-deep);margin:9px 0 3px}
.data-card p{font-size:14px;color:var(--muted);margin:0}
.badge{font-size:12px;font-weight:800;color:var(--green-deep);background:#e5eadf;border-radius:20px;padding:5px 10px}
.trend-section{background:var(--paper)}
.trend-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:20px}
.trend-panel,.side-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.trend-panel img{width:100%;height:220px;object-fit:cover;border-radius:14px;margin-bottom:23px}
.trend-line{display:flex;align-items:end;gap:12px;height:112px;border-bottom:1px solid var(--line);padding:0 13px}
.trend-line i{display:block;flex:1;min-width:18px;background:var(--green);border-radius:7px 7px 0 0;opacity:.8}
.trend-line i:nth-child(1){height:35%}.trend-line i:nth-child(2){height:52%}.trend-line i:nth-child(3){height:44%}.trend-line i:nth-child(4){height:70%}.trend-line i:nth-child(5){height:61%}.trend-line i:nth-child(6){height:82%}.trend-line i:nth-child(7){height:66%}
.side-panel{background:var(--graphite);color:#f7f4e9}
.side-panel p{color:#c6d0c5;font-size:14px}
.side-list{display:grid;gap:15px;margin-top:22px}
.side-list li{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid #526056;padding-bottom:13px;font-size:14px}
.side-list b{color:var(--lime)}
.reading{background:var(--sand)}
.reading-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.reading-card{padding:27px;background:var(--paper);border-radius:16px;border:1px solid #d4d7ca}
.reading-card .num{font-size:34px;font-weight:800;color:var(--green);opacity:.7}
.reading-card p{color:var(--muted);font-size:14px;margin-top:12px}
.tip-block{margin-top:32px;padding:24px 28px;background:var(--graphite);color:#edf0e8;border-radius:14px}
.tip-block p{color:#cbd6ca;margin:0}
.scenes{background:var(--mist)}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.scene{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:25px;background:var(--white);border:1px solid var(--line);border-radius:16px}
.scene-no{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:#e3ebdc;color:var(--green-deep);font-weight:800}
.scene p{font-size:14px;color:var(--muted);margin:9px 0}
.scene ul{display:flex;flex-wrap:wrap;gap:7px}
.scene li{font-size:12px;padding:4px 8px;background:var(--sand);border-radius:6px;color:#536057}
.image-story{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.image-story img{width:100%;height:350px;object-fit:cover;border-radius:20px}
.story-copy p{color:#4c584f}
.story-copy ul{display:grid;gap:10px;margin-top:18px}
.story-copy li:before{content:"—";color:var(--green);font-weight:800;margin-right:10px}
.related{background:var(--graphite);color:#f7f4e9}
.related .section-head p{color:#c5d0c4}
.related-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px}
.related-card{padding:24px;border:1px solid #536158;border-radius:14px;transition:var(--ease)}
.related-card:hover{background:#354139;transform:translateY(-3px)}
.related-card p{color:#c3cec2;font-size:14px;margin:12px 0 20px}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px}
.faq-intro p{color:var(--muted);margin-top:17px}
.faq-list{display:grid;gap:10px}
details{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:0 20px}
summary{cursor:pointer;list-style:none;padding:18px 2px;font-weight:700}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";float:right;color:var(--green);font-size:23px;font-weight:400}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:14px;padding:0 2px 17px;margin:0}
.cta{padding:30px 0;background:var(--green-deep);color:#fff}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta p{color:#d3dfd0;margin:8px 0 0}
.cta .btn{background:var(--lime);color:var(--ink)}
.site-footer{background:var(--graphite);color:#dce4d9;padding:58px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
.footer-brand p{color:#b9c5ba;max-width:280px;font-size:14px;margin-top:17px}
.site-footer h3{font-size:15px;color:#fff;margin-bottom:14px}
.site-footer li{margin:8px 0;color:#b9c5ba;font-size:14px}
.site-footer li a:hover{color:var(--lime)}
.copyright{border-top:1px solid #4d5a50;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#aebaae;font-size:12px}
.copyright a:hover{color:var(--lime)}
@media(max-width:1200px){.nav{gap:14px}.nav-links a{padding:8px 6px;font-size:13px}}
@media(max-width:992px){.hero-grid,.definition-grid,.trend-layout,.image-story,.faq-grid{grid-template-columns:1fr}.hero-art{min-height:360px}.related-grid{grid-template-columns:repeat(2,1fr)}.nav-action{display:none}}
@media(max-width:768px){.container{width:min(100% - 32px,var(--container))}.nav{height:68px}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:12px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px}.menu-toggle{display:block;margin-left:auto}.progress-track{overflow-x:auto;min-height:48px;width:100%;padding:0 16px}.step{flex:none;padding:9px 10px}.step-line{min-width:18px}.section{padding:58px 0}.section-head{display:block;margin-bottom:27px}.section-head p{margin-top:14px}.reading-grid,.scene-grid{grid-template-columns:1fr}.metric-row{grid-template-columns:1fr 1fr 1fr}.cta-inner{display:block}.cta .btn{margin-top:18px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-bottom:10px}}
@media(max-width:480px){body{font-size:15px}.hero{padding:49px 0 42px}.hero-copy p,.lead{font-size:16px}.dashboard{padding:21px;min-height:360px}.dash-title{font-size:21px;margin:23px 0 18px}.metric{padding:12px 9px}.metric strong{font-size:20px}.metric span{font-size:11px}.trend-panel,.side-panel{padding:20px}.trend-panel img{height:170px}.related-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.scene{grid-template-columns:48px 1fr;gap:13px;padding:19px}.scene-no{width:43px;height:43px}.image-story img{height:250px}}

/* roulang page: category2 */
:root{
 --ink:#202622;--graphite:#29312d;--green:#557d4b;--green-deep:#31583b;--lime:#a9c77b;
 --paper:#f7f5ef;--sand:#ebe7dc;--mist:#eef0eb;--white:#fffdf8;--muted:#6b746d;
 --line:#d9ddd3;--warn:#b88348;--radius:18px;--small-radius:10px;
 --shadow:0 12px 32px rgba(32,38,34,.08);--container:1200px;--ease:240ms ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;font-size:16px}
::selection{background:#cbdcbf;color:var(--ink)}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{border:0;cursor:pointer}ul,ol{margin:0;padding:0;list-style:none}h1,h2,h3,p{margin-top:0}.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.96);border-bottom:1px solid var(--line)}.nav{height:76px;display:flex;align-items:center;gap:26px}.logo{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;white-space:nowrap}.logo-mark{width:29px;height:29px;border:2px solid var(--green-deep);border-radius:7px;position:relative}.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--green)}.logo-mark:before{width:17px;height:2px;left:4px;top:8px;box-shadow:0 7px 0 var(--green)}.logo-mark:after{width:2px;height:19px;left:13px;top:3px;transform:rotate(32deg)}
.nav-links{display:flex;align-items:center;gap:3px;flex:1}.nav-links a{padding:9px 10px;border-radius:8px;font-size:14px;color:#465149;transition:var(--ease);white-space:nowrap}.nav-links a:hover,.nav-links a.active{color:var(--green-deep);background:#e5eadf}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:10px;font-weight:700;transition:var(--ease)}.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid #a9c77b;outline-offset:3px}.btn-primary{background:var(--green-deep);color:#fff}.btn-primary:hover{background:#24452e;transform:translateY(-2px)}.btn-light{background:var(--white);border-color:var(--line);color:var(--ink)}.btn-light:hover{border-color:var(--green);color:var(--green-deep)}.nav-action{font-size:14px!important;padding:10px 16px!important;background:var(--green-deep);color:#fff!important}.menu-toggle{display:none;background:none;font-size:25px;color:var(--ink)}
.progress-bar{border-top:1px solid var(--line);background:#f1f2eb}.progress-track{height:44px;display:flex;align-items:center}.step{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:700;color:var(--muted);white-space:nowrap}.step b{display:grid;place-items:center;width:21px;height:21px;border:1px solid #b8c4b2;border-radius:50%;font-size:10px}.step.current{color:var(--green-deep)}.step.current b{background:var(--green-deep);border-color:var(--green-deep);color:#fff}.step-line{height:1px;background:#cdd5ca;width:70px;margin:0 15px}
.section{padding:78px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.1em;margin-bottom:12px}.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}h1{font-size:clamp(38px,5vw,58px);line-height:1.18;letter-spacing:-.045em;margin-bottom:20px}h2{font-size:clamp(28px,3.2vw,38px);line-height:1.3;letter-spacing:-.03em;margin-bottom:12px}h3{font-size:20px;line-height:1.45;margin-bottom:8px}.lead{font-size:18px;color:#4e5951;max-width:780px}.muted{color:var(--muted)}.tag{display:inline-flex;align-items:center;border:1px solid #b8c6b4;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700;color:var(--green-deep);background:#f9faf5}
.crumbs{font-size:13px;color:var(--muted);padding:20px 0 0}.crumbs span{margin:0 8px;color:#a2aaa2}.page-hero{padding:35px 0 56px;background:var(--paper)}.hero-layout{display:grid;grid-template-columns:1fr .88fr;gap:42px;align-items:stretch}.hero-copy{padding:27px 0}.hero-copy p{font-size:18px;color:#4c5750;max-width:690px}.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0}.hero-image{position:relative;min-height:372px;overflow:hidden;border-radius:22px;background:#324238 url('/assets/images/backpic/back-2.webp') center/cover}.hero-image:after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(26,37,29,.7),rgba(26,37,29,.12))}.image-note{position:absolute;z-index:1;bottom:20px;left:20px;right:20px;padding:17px 18px;border-left:3px solid var(--lime);background:rgba(31,42,34,.9);color:#ecf0e8}.image-note strong{display:block;color:var(--lime);font-size:13px;margin-bottom:3px}.image-note span{font-size:13px;color:#d2dbce}
.schedule-shell{background:var(--graphite);color:#f7f5ef;padding:30px;border-radius:var(--radius);position:relative;overflow:hidden}.schedule-shell:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0,transparent 68px,rgba(255,255,255,.04) 69px);pointer-events:none}.schedule-top,.stage-tabs,.focus-grid{position:relative;z-index:1}.schedule-top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:24px}.schedule-top p{margin:0;color:#c6d0c3;font-size:14px}.stage-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.stage-tab{border:1px solid #5d6b60;border-radius:11px;padding:14px;min-height:100px}.stage-tab.active{border-color:var(--lime);background:#35463a}.stage-tab b{color:var(--lime);font-size:12px;display:block;margin-bottom:4px}.stage-tab span{font-size:14px}.focus-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;margin-top:20px}.focus-card{border-top:1px solid #5c695e;padding-top:18px}.focus-card h3{font-size:18px}.focus-card p{color:#c4cec1;font-size:14px}.time-line{display:grid;gap:10px}.time-line div{display:flex;gap:13px;align-items:center;color:#dce4d8;font-size:14px}.time-line i{width:9px;height:9px;border-radius:50%;background:var(--lime);display:block}
.timeline-wrap{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:45px;align-items:start}.timeline{position:relative;padding-left:35px}.timeline:before{content:"";position:absolute;left:8px;top:10px;bottom:10px;border-left:2px solid #b9c7b3}.timeline-item{position:relative;padding:0 0 35px 26px}.timeline-item:before{content:"";position:absolute;width:15px;height:15px;left:-35px;top:8px;border:3px solid var(--paper);background:var(--green);border-radius:50%;box-shadow:0 0 0 2px var(--green)}.timeline-item:last-child{padding-bottom:0}.time-label{font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--green-deep)}.timeline-item p{color:var(--muted);margin:6px 0 10px}.timeline-item a{font-size:14px;color:var(--green-deep);font-weight:700}.side-card{background:var(--mist);border:1px solid var(--line);border-radius:var(--radius);padding:26px}.side-card img{width:100%;height:165px;object-fit:cover;border-radius:12px;margin:16px 0}.side-card ul{display:grid;gap:10px}.side-card li{font-size:14px;padding-bottom:10px;border-bottom:1px solid #d4dbd1}.side-card li:last-child{border:0;padding:0}
.reading-note{background:var(--sand)}.note-grid{display:grid;grid-template-columns:5fr 7fr;gap:55px}.note-grid p{color:#4d574f}.notice{border-left:4px solid var(--green);padding:16px 18px;background:var(--white);margin:20px 0;color:#455048}.check-list{display:grid;gap:10px}.check-list li{padding-left:25px;position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green-deep);font-weight:800}
.cover-section{background:var(--white)}.cover-grid{display:grid;grid-template-columns:5fr 7fr;gap:45px;align-items:center}.cover-grid img{width:100%;height:350px;object-fit:cover;border-radius:20px}.content-points{display:grid;gap:13px;margin-top:22px}.content-points article{padding:15px 17px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}.content-points span{font-size:12px;color:var(--green-deep);font-weight:800}.content-points p{font-size:14px;color:var(--muted);margin:4px 0 0}
.related-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:16px}.related-card{border:1px solid var(--line);background:var(--white);border-radius:16px;padding:22px;transition:var(--ease)}.related-card:first-child{background:var(--green-deep);color:#fff}.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#9eae99}.related-card p{font-size:14px;color:var(--muted)}.related-card:first-child p{color:#d3dfce}.related-card a{display:inline-block;margin-top:10px;font-size:14px;font-weight:800;color:var(--green-deep)}.related-card:first-child a{color:var(--lime)}
.faq-section{background:var(--mist)}.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px}.faq-intro{padding-right:18px}.faq-intro p{color:var(--muted)}.faq-list{display:grid;gap:10px}.faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}.faq-q{width:100%;padding:18px 20px;background:none;text-align:left;font-weight:800;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:18px}.faq-q span{color:var(--green-deep);font-size:20px;transition:var(--ease)}.faq-a{display:none;padding:0 20px 18px;color:var(--muted);font-size:15px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
.cta-strip{padding:27px 30px;border-radius:18px;background:var(--graphite);color:#f9f7ef;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-strip p{margin:5px 0 0;color:#c8d1c4}.site-footer{background:var(--graphite);color:#eff1e9;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:#bdc8ba;font-size:14px;max-width:270px;margin-top:18px}.site-footer h3{font-size:14px;color:var(--lime);margin-bottom:14px}.site-footer li{margin:8px 0}.site-footer li a{font-size:14px;color:#cbd3c7}.site-footer li a:hover{color:#fff}.copyright{border-top:1px solid #4a564c;margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:18px;color:#aeb9aa;font-size:12px}.copyright a:hover{color:var(--lime)}
@media(max-width:1100px){.nav{gap:14px}.nav-links a{padding:8px 7px;font-size:13px}.hero-layout,.timeline-wrap,.note-grid{gap:30px}.footer-grid{gap:22px}}
@media(max-width:920px){.nav-links{position:absolute;top:76px;left:0;right:0;display:none;padding:14px 24px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-wrap:wrap}.nav-links.open{display:flex}.menu-toggle{display:block;margin-left:auto}.nav-action{display:none}.hero-layout,.timeline-wrap,.note-grid,.cover-grid,.faq-grid{grid-template-columns:1fr}.timeline-wrap{gap:28px}.side-card{display:grid;grid-template-columns:180px 1fr;gap:20px}.side-card img{height:130px;margin:0}.related-grid{grid-template-columns:1fr 1fr}.related-card:first-child{grid-column:span 2}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-brand{grid-column:span 3}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.progress-track{overflow-x:auto;gap:0}.step-line{width:34px;margin:0 10px;flex:0 0 auto}.section{padding:60px 0}.section-head{display:block;margin-bottom:26px}.hero-image{min-height:290px}.stage-tabs{overflow-x:auto;display:flex;padding-bottom:4px}.stage-tab{min-width:155px}.focus-grid{grid-template-columns:1fr}.cta-strip{display:block}.cta-strip .btn{margin-top:16px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}
@media(max-width:480px){body{font-size:15px}.nav{height:68px}.nav-links{top:68px;padding:14px 16px}.logo{font-size:21px}.progress-track{height:42px}.step span{font-size:11px}.hero-copy{padding-top:15px}.hero-meta{margin:18px 0}.page-hero{padding-bottom:40px}.schedule-shell{padding:20px}.schedule-top{display:block}.schedule-top p{margin-top:7px}.side-card{display:block}.side-card img{height:165px;margin:14px 0}.related-grid{grid-template-columns:1fr}.related-card:first-child{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}

/* roulang page: category1 */
:root{
 --ink:#202622;
 --graphite:#29312d;
 --green:#557d4b;
 --green-deep:#31583b;
 --lime:#a9c77b;
 --paper:#f7f5ef;
 --sand:#ebe7dc;
 --mist:#eef0eb;
 --white:#fffdf8;
 --muted:#6b746d;
 --line:#d9ddd3;
 --warn:#b88348;
 --radius:18px;
 --small-radius:10px;
 --shadow:0 12px 32px rgba(32,38,34,.08);
 --container:1200px;
 --ease:240ms ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;font-size:16px}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
ul{list-style:none}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.section{padding:78px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head h2{font-size:34px;line-height:1.25;letter-spacing:-.03em}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}
.lead{font-size:18px;color:#47514a;max-width:760px}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:10px;font-weight:700;transition:var(--ease);border:1px solid transparent}
.btn-primary{background:var(--green-deep);color:#fff}
.btn-primary:hover,.btn-primary:focus-visible{background:#24452e;transform:translateY(-2px)}
.btn-light{background:var(--white);color:var(--ink);border-color:var(--line)}
.btn-light:hover,.btn-light:focus-visible{border-color:var(--green);color:var(--green-deep)}
.btn-outline{color:var(--green-deep);border-color:#9aaa99;background:transparent}
.btn-outline:hover,.btn-outline:focus-visible{background:var(--green-deep);color:#fff}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.97);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;white-space:nowrap}
.logo-mark{width:29px;height:29px;border:2px solid var(--green-deep);border-radius:7px;position:relative}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--green)}
.logo-mark:before{width:17px;height:2px;left:4px;top:8px;box-shadow:0 7px 0 var(--green)}
.logo-mark:after{width:2px;height:19px;left:13px;top:3px;transform:rotate(32deg)}
.nav-links{display:flex;align-items:center;gap:3px;flex:1}
.nav-links a{padding:9px 10px;border-radius:8px;font-size:14px;color:#465149;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--green-deep);background:#e5eadf}
.nav-action{font-size:14px!important;padding:10px 16px!important;background:var(--green-deep);color:white!important}
.menu-toggle{display:none;background:none;font-size:25px;color:var(--ink)}
.progress-bar{background:var(--graphite);color:#dce4d8}
.progress-track{display:flex;align-items:center;min-height:52px}
.step{display:flex;align-items:center;gap:9px;padding:8px 17px 8px 0;font-size:13px;transition:var(--ease)}
.step b{font-size:12px;color:#aebcae;border:1px solid #617267;border-radius:50%;width:25px;height:25px;display:grid;place-items:center}
.step:hover,.step.current{color:var(--lime)}
.step.current b{background:var(--lime);color:var(--graphite);border-color:var(--lime)}
.step-line{height:1px;background:#58665b;flex:1;margin-right:17px}
.subhero{padding:54px 0 42px;background:var(--sand);border-bottom:1px solid var(--line)}
.subhero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:45px;align-items:end}
.subhero h1{font-size:clamp(38px,5vw,56px);line-height:1.16;letter-spacing:-.045em;max-width:760px}
.subhero p{font-size:18px;color:#505b52;max-width:720px;margin-top:19px}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--green-deep)}
.hero-note{border-left:3px solid var(--green);padding:18px 0 18px 22px;color:#4f5a50}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:29px}
.tag{font-size:13px;padding:7px 12px;border:1px solid #b7c1b4;border-radius:30px;color:var(--green-deep);background:rgba(255,253,248,.5)}
.intro{background:var(--paper)}
.intro-grid{display:grid;grid-template-columns:1fr 1.45fr;gap:70px}
.intro-grid h2{font-size:32px;line-height:1.3}
.reading-copy{max-width:760px}
.reading-copy p{margin-bottom:18px;color:#4c574e}
.reading-copy p:last-child{margin-bottom:0}
.index-area{background:var(--mist)}
.index-layout{display:grid;grid-template-columns:1.5fr .65fr;gap:35px;align-items:start}
.topic-main{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.topic-main h3{font-size:25px;margin-bottom:14px}
.topic-main>p{color:#515b53;margin-bottom:24px}
.topic-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.topic-link{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);border-radius:13px;padding:17px;transition:var(--ease)}
.topic-link:hover{border-color:#98ad91;transform:translateY(-3px);box-shadow:var(--shadow)}
.topic-no{font-size:13px;font-weight:800;color:var(--green-deep);background:#e4ecdf;border-radius:7px;padding:3px 8px}
.topic-link h4{font-size:17px;margin-bottom:3px}
.topic-link p{font-size:13px;line-height:1.65;color:var(--muted)}
.side-index{background:var(--graphite);color:#f5f2e8;border-radius:var(--radius);padding:27px;position:sticky;top:145px}
.side-index h3{font-size:20px;margin-bottom:18px}
.side-index li{border-top:1px solid #4d5c51}
.side-index a{display:flex;justify-content:space-between;padding:13px 0;color:#d0d9ce;font-size:14px}
.side-index a:hover{color:var(--lime)}
.side-index span{color:#88988a}
.explain{background:var(--paper)}
.explain-grid{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}
.explain-image{position:relative}
.explain-image img{height:390px;width:100%;object-fit:cover;border-radius:20px}
.caption-card{position:absolute;right:-22px;bottom:22px;background:var(--white);border:1px solid var(--line);border-radius:13px;padding:17px 20px;box-shadow:var(--shadow);max-width:230px}
.caption-card strong{display:block;color:var(--green-deep);margin-bottom:3px}
.caption-card span{font-size:13px;color:var(--muted)}
.explain-copy h2{font-size:31px;line-height:1.32;margin-bottom:18px}
.explain-copy p{color:#505a52;margin-bottom:17px}
.check-list{display:grid;gap:11px;margin-top:22px}
.check-list li{padding-left:25px;position:relative;color:#465148}
.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green-deep);font-weight:800}
.rules{background:var(--graphite);color:#f7f4e9}
.rules .section-head p{color:#cbd5c9}
.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rule-card{border:1px solid #4d5b50;border-radius:15px;padding:25px}
.rule-card strong{display:block;color:var(--lime);font-size:25px;margin-bottom:9px}
.rule-card h3{font-size:19px;margin-bottom:8px}
.rule-card p{font-size:14px;color:#c9d2c8}
.quote-section{background:var(--sand)}
.quote-box{max-width:900px;margin:auto;border-left:5px solid var(--green);padding:25px 30px;background:var(--white);border-radius:0 15px 15px 0}
.quote-box p{font-size:21px;line-height:1.65;color:var(--green-deep)}
.quote-box span{display:block;font-size:13px;color:var(--muted);margin-top:13px}
.faq-section{background:var(--mist)}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px}
.faq-layout h2{font-size:32px;line-height:1.3}
.faq-layout .lead{font-size:16px;margin:16px 0 24px}
.faq-list{display:grid;gap:10px}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-question{width:100%;background:none;text-align:left;padding:18px 21px;display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--ink)}
.faq-question span:last-child{font-size:22px;color:var(--green-deep);transition:var(--ease)}
.faq-answer{display:none;padding:0 21px 18px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{padding:30px 0;background:var(--green-deep)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;color:#fff}
.cta h2{font-size:27px;line-height:1.3}
.cta p{color:#d4dfd2;margin-top:5px}
.site-footer{background:var(--graphite);color:#dce3d9;padding:53px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr 1fr .9fr;gap:38px;padding-bottom:42px}
.footer-brand .logo{color:#f7f4e9}
.footer-brand p{color:#aebbb0;font-size:14px;max-width:245px;margin-top:15px}
.site-footer h3{font-size:14px;color:#f7f4e9;margin-bottom:13px}
.site-footer li{margin:7px 0}
.site-footer li a{font-size:13px;color:#aebbb0;transition:var(--ease)}
.site-footer li a:hover{color:var(--lime)}
.copyright{border-top:1px solid #46544a;padding-top:17px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#9eaa9f}
.copyright a:hover{color:var(--lime)}
@media(max-width:1200px){.nav{gap:14px}.nav-links a{padding:8px 6px;font-size:13px}.index-layout{grid-template-columns:1.35fr .75fr}}
@media(max-width:992px){.nav-action{display:none}.subhero-grid,.intro-grid,.explain-grid,.faq-layout{grid-template-columns:1fr;gap:28px}.side-index{position:static}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.rule-grid{grid-template-columns:1fr 1fr}.explain-image{max-width:650px}.caption-card{right:15px}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.nav{height:68px}.nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;background:var(--white);border:1px solid var(--line);border-radius:0 0 14px 14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px}.menu-toggle{display:block;margin-left:auto}.progress-track{overflow-x:auto;min-height:50px;gap:4px}.step{flex:0 0 auto;padding-right:10px}.step-line{min-width:22px;margin-right:5px}.section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-head h2{font-size:29px}.subhero{padding:40px 0 32px}.subhero h1{font-size:40px}.intro-grid h2{font-size:28px}.topic-list{grid-template-columns:1fr}.rule-grid{grid-template-columns:1fr}.faq-layout h2{font-size:29px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}
@media(max-width:480px){body{font-size:15px}.subhero h1{font-size:34px}.subhero p,.lead{font-size:16px}.topic-main{padding:22px}.explain-image img{height:280px}.caption-card{position:relative;right:auto;bottom:auto;margin:-35px 12px 0;z-index:2}.quote-box{padding:20px}.quote-box p{font-size:18px}.cta-inner{display:block}.cta .btn{margin-top:17px}.footer-grid{grid-template-columns:1fr}.logo{font-size:21px}}

/* roulang page: category4 */
:root{
 --ink:#202622;--graphite:#29312d;--green:#557d4b;--green-deep:#31583b;
 --lime:#a9c77b;--paper:#f7f5ef;--sand:#ebe7dc;--mist:#eef0eb;
 --white:#fffdf8;--muted:#6b746d;--line:#d9ddd3;--warn:#b88348;
 --radius:18px;--small-radius:10px;--shadow:0 12px 32px rgba(32,38,34,.08);
 --container:1200px;--ease:240ms ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;font-size:16px}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
ul{list-style:none}
h1,h2,h3{line-height:1.25;letter-spacing:-.025em}
h1{font-size:clamp(38px,5vw,58px);font-weight:800}
h2{font-size:clamp(29px,3.4vw,40px);font-weight:800}
h3{font-size:21px}
p{color:#505b53}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.section{padding:78px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:35px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:14px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}
.lead{font-size:18px;color:#47514a;max-width:760px}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:10px;font-weight:700;transition:var(--ease);border:1px solid transparent}
.btn-primary{background:var(--green-deep);color:#fff}
.btn-primary:hover,.btn-primary:focus-visible{background:#24452e;transform:translateY(-2px)}
.btn-light{background:var(--white);color:var(--ink);border-color:var(--line)}
.btn-light:hover,.btn-light:focus-visible{border-color:var(--green);color:var(--green-deep)}
.btn-outline{color:var(--green-deep);border-color:#9aaa99;background:transparent}
.btn-outline:hover,.btn-outline:focus-visible{background:var(--green-deep);color:#fff}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.97);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;white-space:nowrap}
.logo-mark{width:29px;height:29px;border:2px solid var(--green-deep);border-radius:7px;position:relative}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--green)}
.logo-mark:before{width:17px;height:2px;left:4px;top:8px;box-shadow:0 7px 0 var(--green)}
.logo-mark:after{width:2px;height:19px;left:13px;top:3px;transform:rotate(32deg)}
.nav-links{display:flex;align-items:center;gap:3px;flex:1}
.nav-links a{padding:9px 10px;border-radius:8px;font-size:14px;color:#465149;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--green-deep);background:#e5eadf}
.nav-action{font-size:14px!important;padding:10px 16px!important;background:var(--green-deep);color:white!important}
.menu-toggle{display:none;background:none;font-size:25px;color:var(--ink)}
.progress-bar{background:var(--graphite);color:#d7dfd4}
.progress-track{display:flex;align-items:center;min-height:48px}
.step{display:flex;align-items:center;gap:8px;padding:8px 15px;font-size:13px;color:#b6c2b6;transition:var(--ease)}
.step b{font-size:11px;color:var(--lime);border:1px solid #617263;border-radius:50%;width:23px;height:23px;display:grid;place-items:center}
.step.current,.step:hover{color:#fff;background:#35443a}
.step.current b{background:var(--lime);color:var(--graphite);border-color:var(--lime)}
.step-line{height:1px;background:#526157;flex:1}
.hero{padding:62px 0 55px;background:var(--graphite);color:#f7f4e9;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:55px;align-items:center}
.hero .eyebrow{color:var(--lime)}
.hero-copy p{margin:23px 0 28px;max-width:620px;font-size:18px;color:#cbd5c8}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero .btn-primary{background:var(--lime);color:var(--graphite)}
.hero .btn-primary:hover{background:#c0dc91}
.hero .btn-light{background:transparent;color:#f7f4e9;border-color:#657369}
.hero-notes{display:flex;gap:25px;margin-top:28px;flex-wrap:wrap}
.hero-notes span{font-size:13px;color:#c1ccc0;padding-left:12px;border-left:2px solid var(--lime)}
.hero-art{min-height:410px;position:relative;border-radius:22px;overflow:hidden;background:#37463b url('/assets/images/backpic/back-3.webp') center/cover}
.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,39,30,.8),rgba(26,39,30,.2))}
.panel{position:absolute;z-index:1;right:28px;bottom:27px;width:285px;background:rgba(32,38,34,.9);border:1px solid rgba(206,224,193,.3);border-radius:14px;padding:21px;color:#f7f4e9}
.panel small{color:var(--lime);display:block;margin-bottom:14px}
.panel strong{font-size:28px;display:block}
.panel .meter{height:6px;background:#566257;border-radius:8px;margin:16px 0 10px;overflow:hidden}
.panel .meter i{display:block;width:72%;height:100%;background:var(--lime)}
.panel-row{display:flex;justify-content:space-between;font-size:13px;color:#bdc9bd}
.breadcrumb{padding:22px 0 0;color:var(--muted);font-size:13px}
.breadcrumb a{color:var(--green-deep)}
.intro-grid{display:grid;grid-template-columns:1fr 1.35fr;gap:70px;align-items:start}
.intro-grid .intro-copy{font-size:18px;line-height:1.95}
.intro-copy p+p{margin-top:18px}
.note-box{background:var(--sand);border-left:4px solid var(--green);padding:22px 25px;border-radius:0 14px 14px 0;margin-top:28px}
.note-box strong{display:block;margin-bottom:5px;color:var(--green-deep)}
.reading-layout{display:grid;grid-template-columns:minmax(0,760px) 260px;gap:75px;align-items:start}
.article{font-size:17px;line-height:1.95}
.article h2{font-size:30px;margin:0 0 20px}
.article h3{margin:34px 0 12px;color:var(--green-deep)}
.article p{margin:0 0 20px}
.article ol{counter-reset:item;display:grid;gap:16px;margin:25px 0}
.article li{counter-increment:item;position:relative;padding:18px 20px 18px 62px;background:var(--white);border:1px solid var(--line);border-radius:12px}
.article li:before{content:counter(item,decimal-leading-zero);position:absolute;left:20px;top:17px;color:var(--green);font-weight:800}
.article ul{display:grid;gap:9px;margin:18px 0 24px}
.article ul li{padding-left:20px}
.article ul li:before{content:"—";color:var(--green);margin-right:10px}
.article blockquote{border-top:1px solid var(--green);border-bottom:1px solid var(--green);padding:23px 5px;margin:30px 0;color:var(--green-deep);font-size:21px;font-weight:700}
.article-image{margin:32px 0}
.article-image img{width:100%;height:390px;object-fit:cover;border-radius:18px}
.article-image figcaption{font-size:13px;color:var(--muted);margin-top:9px}
.toc{position:sticky;top:145px;background:var(--mist);padding:22px;border-radius:15px}
.toc strong{display:block;margin-bottom:13px}
.toc a{display:block;padding:9px 0;color:var(--muted);font-size:14px;border-bottom:1px solid #d8ded5}
.toc a:hover{color:var(--green-deep)}
.quote-section{background:var(--sand)}
.quote-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:35px;align-items:stretch}
.quote-card{background:var(--graphite);color:#f7f4e9;border-radius:18px;padding:38px}
.quote-card p{color:#d0d8ce;font-size:20px;line-height:1.8}
.quote-card span{display:block;color:var(--lime);margin-top:22px;font-size:13px}
.key-list{display:grid;gap:12px}
.key-list li{background:var(--white);border:1px solid var(--line);border-radius:13px;padding:18px 20px}
.key-list b{display:block;color:var(--green-deep);margin-bottom:5px}
.key-list p{font-size:14px}
.visual-section{background:var(--mist)}
.visual-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.visual-card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:24px}
.visual-card .number{font-size:38px;font-weight:800;color:var(--green);line-height:1}
.visual-card h3{margin:15px 0 8px}
.visual-card p{font-size:14px}
.related{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
.related-feature{background:var(--graphite);color:#fff;padding:31px;border-radius:18px;min-height:240px}
.related-feature p{color:#cbd5c8;margin:17px 0 23px}
.related-list{display:grid;gap:10px}
.related-list a{display:flex;justify-content:space-between;gap:15px;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:17px 20px;transition:var(--ease)}
.related-list a:hover{border-color:var(--green);transform:translateX(4px)}
.related-list span{color:var(--green-deep);font-weight:700}
.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq-wrap>div>p{margin-top:16px}
.faq-list{display:grid;gap:10px}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-q{width:100%;background:none;text-align:left;padding:19px 22px;font-weight:700;color:var(--ink);display:flex;justify-content:space-between;align-items:center}
.faq-q:after{content:"+";font-size:22px;color:var(--green)}
.faq-item.open .faq-q:after{content:"−"}
.faq-a{display:none;padding:0 22px 19px;color:var(--muted);font-size:15px}
.faq-item.open .faq-a{display:block}
.cta{padding:34px 40px;background:var(--green-deep);border-radius:18px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta p{color:#d2dfd0;margin-top:8px}
.cta .btn{background:var(--lime);color:var(--graphite)}
.site-footer{background:var(--graphite);color:#eef1e9;padding:56px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
.footer-brand p{color:#bfcabe;max-width:280px;margin-top:16px;font-size:14px}
.site-footer h3{font-size:15px;margin-bottom:14px;color:#f7f4e9}
.site-footer li{margin:8px 0;color:#bfcabe;font-size:14px}
.site-footer a:hover{color:var(--lime)}
.copyright{border-top:1px solid #4a574d;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#aebaae;font-size:12px}
.copyright a{color:#d6e1d1}
@media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:8px 6px}.hero-grid{gap:35px}}
@media(max-width:992px){.nav-action{display:none}.intro-grid,.quote-grid,.faq-wrap{grid-template-columns:1fr;gap:30px}.reading-layout{grid-template-columns:1fr;gap:25px}.toc{position:static;order:-1}.toc a{display:inline-block;margin-right:20px;border:0}.visual-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.nav{height:68px}.nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;background:var(--paper);border:1px solid var(--line);border-radius:0 0 14px 14px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px}.menu-toggle{display:block;margin-left:auto}.progress-track{overflow-x:auto;min-height:48px;scrollbar-width:none;width:100%}.step{flex:none}.step-line{min-width:22px}.hero{padding:43px 0}.hero-grid{grid-template-columns:1fr}.hero-art{min-height:310px}.section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-head .lead{margin-top:13px}.article-image img{height:280px}.related{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.copyright{display:block}.copyright span{display:block;margin-bottom:10px}}
@media(max-width:480px){body{font-size:15px}.hero-copy p,.lead{font-size:16px}.hero-notes{gap:13px}.panel{right:16px;bottom:16px;width:calc(100% - 32px)}.visual-grid{grid-template-columns:1fr}.quote-card{padding:27px}.quote-card p{font-size:18px}.cta{display:block;padding:27px}.cta .btn{margin-top:20px;width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}}

/* roulang page: category6 */
:root{
 --ink:#202622;--graphite:#29312d;--green:#557d4b;--green-deep:#31583b;--lime:#a9c77b;
 --paper:#f7f5ef;--sand:#ebe7dc;--mist:#eef0eb;--white:#fffdf8;--muted:#6b746d;
 --line:#d9ddd3;--warn:#b88348;--radius:18px;--small-radius:10px;
 --shadow:0 12px 32px rgba(32,38,34,.08);--container:1200px;--ease:240ms ease;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;font-size:16px}
::selection{background:#c8dcb9;color:var(--ink)}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}button{border:0;cursor:pointer}ul,ol{margin:0;padding:0;list-style:none}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.28}h1{font-size:clamp(38px,5vw,56px);letter-spacing:-.045em;margin-bottom:20px}h2{font-size:clamp(28px,3.5vw,38px);letter-spacing:-.03em;margin-bottom:14px}h3{font-size:20px;margin-bottom:8px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--lime);outline-offset:3px}.container{width:min(var(--container),calc(100% - 48px));margin:auto}.section{padding:78px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.section-head .lead{max-width:650px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:12px}.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}.lead{font-size:17px;color:#4e5951}.muted{color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 19px;border:1px solid transparent;border-radius:10px;font-size:14px;font-weight:700;transition:var(--ease)}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--green-deep);color:#fff}.btn-primary:hover{background:#24452e}.btn-light{background:var(--white);border-color:var(--line);color:var(--ink)}.btn-light:hover{color:var(--green-deep);border-color:var(--green)}.btn-outline{background:transparent;color:var(--green-deep);border-color:#9ead9d}.btn-outline:hover{background:var(--green-deep);color:#fff}
.site-header{position:sticky;top:0;z-index:30;background:rgba(247,245,239,.97);border-bottom:1px solid var(--line)}.nav{height:76px;display:flex;align-items:center;gap:23px}.logo{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;white-space:nowrap}.logo-mark{width:29px;height:29px;border:2px solid var(--green-deep);border-radius:7px;position:relative}.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--green)}.logo-mark:before{width:17px;height:2px;left:4px;top:8px;box-shadow:0 7px 0 var(--green)}.logo-mark:after{width:2px;height:19px;left:13px;top:3px;transform:rotate(32deg)}.nav-links{display:flex;align-items:center;gap:3px;flex:1}.nav-links a{padding:9px 10px;border-radius:8px;font-size:14px;color:#465149;white-space:nowrap;transition:var(--ease)}.nav-links a:hover,.nav-links a.active{color:var(--green-deep);background:#e5eadf}.nav-action{margin-left:auto;background:var(--green-deep);color:#fff!important;padding:10px 15px!important}.menu-toggle{display:none;background:transparent;font-size:24px;color:var(--ink)}.progress-bar{background:var(--white);border-top:1px solid #e8e9e3}.progress-track{height:43px;display:flex;align-items:center}.step{display:flex;align-items:center;gap:8px;color:#68736a;font-size:12px;font-weight:700;white-space:nowrap}.step b{display:grid;place-items:center;width:22px;height:22px;border:1px solid #cdd5c9;border-radius:50%;font-size:10px}.step:hover{color:var(--green-deep)}.step:hover b,.step.current b{background:var(--green-deep);border-color:var(--green-deep);color:#fff}.step-line{height:1px;background:#d5dbd2;flex:1;margin:0 14px;max-width:122px}
.breadcrumb{padding:20px 0 12px;font-size:13px;color:var(--muted)}.breadcrumb a:hover{color:var(--green-deep)}.breadcrumb span{padding:0 8px;color:#9aa29b}
.news-hero{padding:38px 0 66px;background:var(--paper);position:relative;overflow:hidden}.news-hero-grid{display:grid;grid-template-columns:1fr .93fr;gap:55px;align-items:center}.hero-kicker{display:flex;gap:9px;align-items:center;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.08em}.status-dot{width:9px;height:9px;background:var(--lime);border-radius:50%;box-shadow:0 0 0 5px #e8efdf}.news-hero p{font-size:18px;color:#4f5a52;max-width:670px}.hero-meta{display:flex;gap:11px;flex-wrap:wrap;margin:25px 0}.chip{display:inline-flex;align-items:center;padding:5px 10px;border:1px solid #d4dccf;border-radius:50px;color:var(--green-deep);font-size:12px;font-weight:700;background:#fbfcf8}.news-board{min-height:348px;border-radius:22px;position:relative;overflow:hidden;background:#344239 url('/assets/images/backpic/back-3.webp') center/cover;color:#f7f4e9;box-shadow:var(--shadow)}.news-board:before{content:"";position:absolute;inset:0;background:linear-gradient(125deg,rgba(24,35,27,.9),rgba(31,49,35,.4))}.board-content{position:relative;z-index:1;padding:28px;height:100%;display:flex;flex-direction:column}.board-top{display:flex;justify-content:space-between;font-size:12px;color:#cbd7c7}.board-title{font-size:23px;font-weight:800;margin:48px 0 19px}.board-lines{display:grid;gap:10px}.board-line{display:flex;align-items:center;gap:10px;font-size:13px;color:#dce5d9}.board-line i{width:9px;height:9px;border-radius:50%;background:var(--lime)}.board-line:nth-child(2) i{background:#d8b071}.board-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.2);padding-top:13px;font-size:12px;color:#c8d1c5}
.filter-wrap{background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.filter-row{display:flex;justify-content:space-between;gap:22px;align-items:center;padding:17px 0}.filter-tabs{display:flex;gap:8px;flex-wrap:wrap}.filter-tab{padding:7px 12px;border:1px solid #d3dbd0;border-radius:50px;background:var(--white);font-size:13px;color:#536057;transition:var(--ease)}.filter-tab:hover,.filter-tab.active{background:var(--green-deep);border-color:var(--green-deep);color:#fff}.filter-note{font-size:13px;color:var(--muted)}
.featured{display:grid;grid-template-columns:1.08fr .92fr;background:var(--white);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}.featured-image{min-height:360px;position:relative;overflow:hidden}.featured-image img{height:100%;width:100%;object-fit:cover}.featured-image:after{content:"重点内容";position:absolute;top:18px;left:18px;padding:5px 11px;border-radius:20px;background:var(--graphite);color:var(--lime);font-size:12px;font-weight:800}.featured-copy{padding:39px;display:flex;flex-direction:column;align-items:flex-start}.date{display:block;color:var(--green-deep);font-weight:800;font-size:13px;letter-spacing:.05em}.featured-copy h2{font-size:31px;margin:13px 0}.featured-copy p{color:#58635b}.featured-copy .btn{margin-top:auto}
.section-stone{background:var(--sand)}.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:45px}.news-stream{border-top:1px solid #cbd1c8}.news-item{display:grid;grid-template-columns:92px 1fr auto;gap:22px;align-items:start;padding:25px 0;border-bottom:1px solid #cbd1c8}.date-block{font-size:13px;color:var(--muted);line-height:1.45}.date-block b{display:block;font-size:24px;color:var(--green-deep);line-height:1.1}.news-item h3{font-size:21px;margin:0 0 6px}.news-item h3 a:hover{color:var(--green-deep)}.news-item p{font-size:14px;color:var(--muted);margin:0;max-width:600px}.read-link{font-size:13px;color:var(--green-deep);font-weight:800;white-space:nowrap;padding-top:4px}.read-link:hover{color:#1d4229}.side-note{align-self:start;background:var(--graphite);color:#eef3e9;border-radius:18px;padding:27px;position:sticky;top:135px}.side-note h3{color:#fff;font-size:21px}.side-note p{font-size:14px;color:#cbd5c8}.side-note ul{margin:18px 0;display:grid;gap:12px}.side-note li{font-size:13px;padding-left:16px;position:relative;color:#dbe3d7}.side-note li:before{content:"";position:absolute;left:0;top:.75em;width:6px;height:6px;border-radius:50%;background:var(--lime)}
.reading-intro{display:grid;grid-template-columns:7fr 5fr;gap:60px;align-items:center}.reading-copy{max-width:755px}.reading-copy p{color:#4b564e}.reading-copy blockquote{margin:25px 0;padding:16px 19px;border-left:3px solid var(--green);background:var(--mist);color:#3c4d42;font-weight:700}.reading-photo{position:relative}.reading-photo img{height:390px;width:100%;object-fit:cover;border-radius:20px}.photo-note{position:absolute;left:-25px;bottom:22px;max-width:220px;background:var(--white);padding:16px;border-radius:12px;box-shadow:var(--shadow);font-size:13px}.photo-note b{display:block;color:var(--green-deep);margin-bottom:4px}
.topic-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:17px}.topic-card{border:1px solid var(--line);border-radius:17px;padding:25px;background:var(--white);min-height:205px;transition:var(--ease)}.topic-card:first-child{background:var(--green-deep);color:#f7f7ed}.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.topic-card:first-child p{color:#d2ddcd}.topic-card p{font-size:14px;color:var(--muted)}.topic-card a{display:inline-block;margin-top:12px;color:var(--lime);font-size:13px;font-weight:800}.topic-card:not(:first-child) a{color:var(--green-deep)}
.subscribe-box{background:var(--graphite);border-radius:20px;padding:36px 40px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;color:#fff}.subscribe-box h2{margin:0 0 7px}.subscribe-box p{margin:0;color:#cbd4c8}.subscribe-form{display:flex;gap:9px}.subscribe-form input{height:46px;width:240px;border:1px solid #607062;border-radius:10px;background:#36433a;color:#fff;padding:0 13px;outline:none}.subscribe-form input::placeholder{color:#b6c1b4}.subscribe-form input:focus{border-color:var(--lime)}
.faq-section{background:var(--mist)}.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:62px}.faq-side p{color:var(--muted);max-width:350px}.faq-list{border-top:1px solid #cbd3c9}.faq-item{border-bottom:1px solid #cbd3c9}.faq-question{width:100%;text-align:left;padding:19px 36px 19px 0;position:relative;background:transparent;color:var(--ink);font-weight:800;font-size:16px}.faq-question:after{content:"+";position:absolute;right:4px;top:14px;font-size:24px;color:var(--green-deep);transition:var(--ease)}.faq-item.open .faq-question:after{transform:rotate(45deg)}.faq-answer{display:none;padding:0 30px 20px 0;color:#59645c;font-size:15px}.faq-item.open .faq-answer{display:block}
.cta-band{padding:44px 0;background:var(--paper)}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:25px 29px;border:1px solid #bbc9b6;border-radius:17px;background:#e9eee4}.cta-inner h2{font-size:25px;margin:0 0 5px}.cta-inner p{margin:0;color:#586259}
.site-footer{background:var(--graphite);color:#e9eee7;padding-top:57px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px}.footer-brand p{color:#c3cec1;font-size:14px;max-width:260px;margin-top:16px}.site-footer h3{font-size:15px;color:#fff;margin:0 0 13px}.site-footer li{margin:7px 0}.site-footer li a{font-size:14px;color:#c5d0c3}.site-footer li a:hover,.copyright a:hover{color:var(--lime)}.copyright{display:flex;justify-content:space-between;gap:18px;padding:18px 0;border-top:1px solid #465247;color:#b9c4b8;font-size:12px}
@media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:8px 7px;font-size:13px}.news-layout{gap:28px}}
@media(max-width:992px){.nav-action{display:none}.nav-links{gap:0}.news-hero-grid,.reading-intro{grid-template-columns:1fr;gap:32px}.news-board{min-height:295px}.news-layout{grid-template-columns:1fr}.side-note{position:static}.topic-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-brand{grid-column:1/-1}.featured{grid-template-columns:.9fr 1.1fr}}
@media(max-width:768px){body{font-size:15px}.container{width:min(var(--container),calc(100% - 32px))}.nav{height:68px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:14px 16px 20px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:11px}.progress-track{overflow-x:auto;gap:12px}.step-line{min-width:30px;margin:0}.section{padding:58px 0}.section-head{display:block;margin-bottom:26px}.featured{grid-template-columns:1fr}.featured-image{min-height:260px}.featured-copy{padding:27px}.news-item{grid-template-columns:65px 1fr;gap:13px}.news-item .read-link{grid-column:2}.subscribe-box{grid-template-columns:1fr;padding:28px}.faq-grid{grid-template-columns:1fr;gap:25px}.cta-inner{display:block}.cta-inner .btn{margin-top:17px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.filter-row{display:block}.filter-note{margin-top:12px}.photo-note{left:12px;bottom:12px}}
@media(max-width:480px){h1{font-size:37px}.hero-meta{gap:7px}.news-hero{padding-bottom:45px}.featured-copy h2{font-size:26px}.topic-grid{grid-template-columns:1fr}.subscribe-form{display:block}.subscribe-form input{width:100%;margin-bottom:10px}.subscribe-form .btn{width:100%}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin:5px 0}.news-item h3{font-size:18px}.date-block b{font-size:20px}.news-item{grid-template-columns:55px 1fr}.step span{font-size:11px}}

/* roulang page: category5 */
:root{
 --ink:#202622;--graphite:#29312d;--green:#557d4b;--green-deep:#31583b;
 --lime:#a9c77b;--paper:#f7f5ef;--sand:#ebe7dc;--mist:#eef0eb;
 --white:#fffdf8;--muted:#6b746d;--line:#d9ddd3;--warn:#b88348;
 --radius:18px;--small-radius:10px;--shadow:0 12px 32px rgba(32,38,34,.08);
 --container:1200px;--ease:240ms ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.82}::selection{background:var(--lime);color:var(--ink)}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}button{border:0;cursor:pointer}ul{margin:0;padding:0;list-style:none}h1,h2,h3,p{margin-top:0}.container{width:min(var(--container),calc(100% - 48px));margin:auto}.section{padding:78px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:34px}.section-head h2{font-size:34px;line-height:1.3;margin:0;letter-spacing:-.03em}.lead{max-width:720px;font-size:17px;color:#4d5850}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:12px}.eyebrow:before{content:"";width:24px;height:2px;background:var(--green)}.muted{color:var(--muted)}
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