/* roulang page: index */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.9;font-size:16px}a{color:inherit;text-decoration:none;transition:.25s}a:hover{color:var(--orange)}img{max-width:100%;display:block;object-fit:cover}button,input{font:inherit}::selection{background:var(--green);color:#fff}.container{max-width:1240px}.topbar{font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0}.topbar .status{color:var(--green);font-weight:700}.masthead{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;transition:.3s}.masthead.compact{box-shadow:var(--shadow)}.brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;color:var(--green);line-height:1}.brand small{font-family:inherit;font-size:12px;letter-spacing:1px;color:var(--orange);display:block;margin-top:7px}.nav-link{font-size:14px;padding:17px 9px!important;position:relative;color:var(--ink)}.nav-link:after{content:"";position:absolute;bottom:5px;left:9px;right:9px;height:3px;background:transparent}.nav-link:hover:after,.nav-link.active:after{background:var(--orange)}.navbar-toggler{border:1px solid var(--line);padding:8px 11px}.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.15)}.hero{padding:76px 0 30px;background:var(--paper)}.eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;color:var(--orange);font-weight:800;text-transform:uppercase}.hero h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(40px,6vw,68px);line-height:1.2;margin:15px 0 24px;color:var(--green);letter-spacing:2px}.hero h1 em{font-style:normal;color:var(--orange);border-bottom:5px solid #ddb18d}.lead{font-size:18px;color:#48564e;max-width:680px}.btn-main,.btn-line{border-radius:9px;padding:12px 22px;font-weight:700;display:inline-block;border:1px solid var(--green);transition:.25s}.btn-main{background:var(--green);color:#fff}.btn-main:hover{background:var(--green2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.btn-line{color:var(--green);margin-left:10px}.btn-line:hover{background:#dfe9df;color:var(--green);transform:translateY(-2px)}.btn-main:active,.btn-line:active{transform:translateY(0)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(200,99,50,.45);outline-offset:3px}.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.matrix div{background:var(--white);border:1px solid var(--line);padding:16px;border-radius:12px;min-height:105px}.matrix b{display:block;color:var(--green);font-size:24px}.hero-panel{background:var(--green);color:#fff;padding:28px;border-radius:22px;min-height:365px;position:relative;overflow:hidden}.hero-panel:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(22,72,62,.82),rgba(22,72,62,.35)),url('/assets/images/backpic/back-1.webp') center/cover;opacity:.8}.hero-panel>*{position:relative}.panel-title{font-family:"Noto Serif SC",serif;font-size:28px}.index-paper{background:var(--white);color:var(--ink);padding:20px;border-left:4px solid var(--orange);margin-top:42px;box-shadow:var(--shadow)}.index-paper strong{color:var(--green)}.guidebar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin-top:32px}.guidebar span{margin-right:28px;font-size:13px;color:var(--muted)}section{padding:76px 0}.section-head{margin-bottom:34px}.section-head h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;line-height:1.3;color:var(--green);margin:8px 0 12px}.section-head p{max-width:720px;color:var(--muted);margin:0}.deep-grid{display:grid;grid-template-columns:180px 1fr;gap:55px}.chapter{color:var(--orange);font-weight:800;border-top:2px solid var(--orange);padding-top:13px}.reading{max-width:820px}.reading h3{font-size:23px;color:var(--green);margin:30px 0 8px}.reading p{margin:0 0 18px}.quote{border-left:4px solid var(--orange);background:#eee8dc;padding:19px 24px;margin:25px 0;font-family:"Noto Serif SC",serif;color:#43564b}.checklist{border:1px solid var(--line);padding:20px 24px;background:var(--white);margin-top:25px}.checklist li{margin:7px 0}.dark{background:var(--green);color:#eef5ed}.dark h2,.dark h3{color:#fff}.dark .section-head p,.dark p{color:#d5e1d7}.path-grid{display:grid;grid-template-columns:4fr 8fr;gap:54px}.steps{border-left:1px solid #7b9a8b;padding-left:22px}.step{position:relative;margin:0 0 23px}.step b{color:#f0b08a;font-size:13px;letter-spacing:1px}.paper-card{background:var(--white);color:var(--ink);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:.25s}.paper-card:hover{transform:translateY(-3px)}.paper-card img{height:170px;width:100%}.paper-card .inside{padding:19px}.paper-card h3{font-size:21px;color:var(--green);margin:6px 0}.tag{display:inline-block;padding:2px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--green);background:#eef2e9}.split-cards{display:grid;grid-template-columns:1.25fr .85fr;gap:18px;align-items:start}.split-cards .paper-card:nth-child(2){margin-top:64px}.results{background:var(--sand)}.result-layout{display:grid;grid-template-columns:8fr 4fr;gap:50px}.sample{border-top:1px solid #aeb8ad;padding:22px 0}.sample:first-child{border-top:3px solid var(--green)}.sample h3{font-family:"Noto Serif SC",serif;color:var(--green);font-size:25px}.metrics{border-left:1px solid #aeb8ad;padding-left:27px}.metric{padding:20px 0;border-bottom:1px solid #aeb8ad}.metric strong{font-size:35px;color:var(--green);display:block}.editor-note{background:var(--white);border:1px solid var(--line);padding:24px 28px;margin-top:30px}.news-layout{display:grid;grid-template-columns:1fr 1fr;gap:36px}.feature-news{background:var(--green);color:#fff;border-radius:17px;overflow:hidden}.feature-news img{height:245px;width:100%}.feature-news .inside{padding:24px}.feature-news h3{font-family:"Noto Serif SC",serif;font-size:28px}.news-list{border-top:2px solid var(--green)}.news-item{padding:17px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:90px 1fr;gap:15px}.news-item time{color:var(--orange);font-size:13px}.news-item h3{font-size:18px;margin:0 0 3px;color:var(--green)}.news-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.7}.more{font-size:13px;color:var(--green);font-weight:700}.feedback{background:#dfe5dc}.feedback-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:20px}.testimonial{background:var(--green);color:#fff;padding:39px;border-radius:18px;font-family:"Noto Serif SC",serif;font-size:25px}.testimonial span{display:block;font-family:inherit;font-size:13px;color:#bcd0c1;margin-top:20px}.mini-feedback{background:var(--white);padding:22px;border-left:4px solid var(--orange);margin-bottom:15px}.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px}.accordion-item{border:1px solid var(--line)!important;background:var(--white);margin-bottom:10px;border-radius:10px!important;overflow:hidden}.accordion-button{background:var(--white)!important;color:var(--green)!important;font-weight:700;box-shadow:none!important;padding:19px 22px}.accordion-button:not(.collapsed){border-left:4px solid var(--orange)}.accordion-button:after{content:"+";background:none;font-size:25px;color:var(--orange);width:auto;height:auto}.accordion-button:not(.collapsed):after{content:"−";transform:none}.accordion-body{color:#536058;line-height:1.9;padding:0 24px 21px}.cta{background:var(--green);color:#fff;padding:60px 0}.cta h2{font-family:"Noto Serif SC",serif;font-size:38px}.cta p{color:#d7e4da}.form-control{border:1px solid #afbbb0;border-radius:10px;padding:12px;background:var(--white)}.form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(22,72,62,.14)}.privacy{font-size:12px;color:#b9cdbd}.footer{background:#123a33;color:#d8e5da;padding:48px 0 20px;border-top:1px solid #40675c}.footer .brand{color:#fff}.footer h3{font-size:16px;color:#fff;margin-bottom:14px}.footer a{color:#c8d8cd;font-size:14px}.footer a:hover{color:#f0b08a}.foot-bottom{border-top:1px solid #41665c;margin-top:35px;padding-top:17px;font-size:12px;color:#aec1b3}.top-btn{position:fixed;right:22px;bottom:22px;background:var(--green);color:#fff;border:0;border-radius:8px;width:42px;height:42px;display:none;z-index:30}.top-btn.show{display:block}.number{font-family:serif;color:var(--orange);font-size:42px;line-height:1}.section-rule{height:1px;background:var(--line);margin:28px 0}.small-note{font-size:13px;color:var(--muted)}
    @media(max-width:992px){.nav-link{padding:10px 0!important}.hero{padding-top:48px}.deep-grid,.path-grid,.result-layout,.faq-grid{grid-template-columns:1fr;gap:28px}.metrics{border-left:0;border-top:1px solid #aeb8ad;padding:15px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.metric{border-bottom:0}.news-layout{grid-template-columns:1fr}.brand{font-size:30px}}
    @media(max-width:768px){section{padding:54px 0}.section-head h2{font-size:31px}.split-cards,.feedback-grid{grid-template-columns:1fr}.split-cards .paper-card:nth-child(2){margin-top:0}.matrix{grid-template-columns:1fr 1fr}.hero-panel{min-height:330px}.news-item{grid-template-columns:75px 1fr}}
    @media(max-width:576px){body{font-size:15px}.container{padding-left:18px;padding-right:18px}.hero h1{font-size:40px}.lead{font-size:16px}.btn-main,.btn-line{display:block;text-align:center;margin:10px 0}.matrix{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.testimonial{font-size:21px;padding:27px}.cta h2{font-size:31px}.top-btn{right:16px;bottom:18px}}

/* roulang page: category2 */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.96;font-size:16px}a{color:inherit;text-decoration:none;transition:.25s}a:hover{color:var(--orange)}img{max-width:100%;display:block;object-fit:cover}button,input{font:inherit}.container{max-width:1240px}.topbar{font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0}.topbar .status{color:var(--green);font-weight:700}.navbar{background:rgba(247,244,237,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}.brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;color:var(--green);line-height:1}.brand small{font-family:inherit;font-size:12px;letter-spacing:1px;color:var(--orange);display:block;margin-top:7px}.nav-link{font-size:14px;padding:17px 9px!important;position:relative;color:var(--ink);white-space:nowrap}.nav-link:after{content:"";position:absolute;bottom:5px;left:9px;right:9px;height:3px;background:transparent}.nav-link:hover:after,.nav-link.active:after{background:var(--orange)}.navbar-toggler{border:1px solid var(--line);padding:7px 11px;border-radius:8px;color:var(--green)}.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.15)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(200,99,50,.45);outline-offset:3px}.breadcrumb-wrap{padding:24px 0 0;font-size:13px;color:var(--muted)}.breadcrumb-wrap span{color:var(--orange);padding:0 8px}.hero{padding:40px 0 56px}.eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;color:var(--orange);font-weight:800}.hero h1,.section-head h2,.article h2,.cta h2{font-family:"Noto Serif SC","Songti SC",serif}.hero h1{font-size:clamp(42px,5.4vw,64px);line-height:1.22;letter-spacing:2px;color:var(--green);margin:15px 0 20px}.hero h1 em{font-style:normal;color:var(--orange);border-bottom:5px solid #ddb18d}.lead{font-size:18px;color:#48564e;max-width:700px}.rule-cover{height:100%;min-height:360px;border-radius:22px;overflow:hidden;position:relative;background:url('/assets/images/backpic/back-2.webp') center/cover}.rule-cover:after{content:"资料核验 / 阅读顺序";position:absolute;left:22px;bottom:20px;padding:7px 13px;background:var(--white);color:var(--green);font-weight:700;font-size:13px;border-radius:6px;letter-spacing:1px}.index-strip{background:var(--green);color:#fff;padding:18px 0}.index-strip a{font-size:14px;color:#dce9df;margin-right:26px;display:inline-block}.index-strip a:hover{color:#f0b08a}.index-strip b{color:#f0b08a;margin-right:7px}section{padding:76px 0}.section-head{margin-bottom:32px}.section-head h2{font-size:38px;line-height:1.35;color:var(--green);margin:8px 0 12px}.section-head p{max-width:760px;margin:0;color:var(--muted)}.content-shell{display:grid;grid-template-columns:230px minmax(0,790px);gap:62px;justify-content:center}.side-nav{align-self:start;position:sticky;top:105px;border-top:2px solid var(--green);padding-top:13px}.side-nav strong{font-size:13px;color:var(--orange);letter-spacing:1px}.side-nav a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;color:#44534b}.side-nav a:hover{padding-left:5px;color:var(--green)}.article{font-size:17px}.article h2{font-size:31px;line-height:1.4;color:var(--green);margin:0 0 18px}.article h3{font-size:21px;color:var(--green);margin:35px 0 12px}.article p{margin:0 0 20px}.article p:first-of-type:first-letter{font-family:"Noto Serif SC",serif;color:var(--orange);font-size:48px;float:left;line-height:.9;padding:5px 9px 0 0}.note{background:#eef2e9;border-left:4px solid var(--orange);padding:19px 22px;margin:27px 0;color:#425249}.note b{color:var(--green)}.quote{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:23px 0;margin:30px 0;font-family:"Noto Serif SC",serif;font-size:21px;line-height:1.7;color:var(--green)}.number-list{list-style:none;padding:0;margin:22px 0}.number-list li{position:relative;padding:0 0 17px 54px;min-height:43px}.number-list i{position:absolute;left:0;top:2px;width:33px;height:33px;border-radius:50%;background:var(--green);color:#fff;text-align:center;line-height:33px;font-style:normal;font-size:13px;font-weight:800}.paper-section{background:var(--sand)}.diagram{display:grid;grid-template-columns:1fr 1.2fr;gap:24px;align-items:stretch}.diagram-main{background:var(--green);color:#fff;padding:36px;border-radius:18px}.diagram-main h3{font-family:"Noto Serif SC",serif;font-size:29px}.diagram-main p{color:#d6e3d8}.diagram-list{background:var(--white);border:1px solid var(--line);padding:15px 25px;border-radius:18px}.diagram-list div{padding:18px 0;border-bottom:1px solid var(--line)}.diagram-list div:last-child{border:0}.diagram-list b{display:block;color:var(--green);font-size:18px}.diagram-list span{font-size:14px;color:var(--muted)}.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.check-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:25px;transition:.25s}.check-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.check-card .num{font-family:"Noto Serif SC",serif;font-size:34px;color:var(--orange)}.check-card h3{font-size:19px;color:var(--green);margin:3px 0 8px}.check-card p{font-size:14px;color:var(--muted);margin:0}.related{background:#f0ede5}.feature-card{background:var(--white);border:1px solid var(--line);border-radius:17px;overflow:hidden;height:100%;transition:.25s}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.feature-card img{height:190px;width:100%}.feature-card .inside{padding:22px}.tag{display:inline-block;padding:2px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--green);background:#eef2e9}.feature-card h3{font-size:21px;color:var(--green);margin:10px 0}.feature-card p{font-size:14px;color:var(--muted)}.text-link{font-size:14px;color:var(--green);font-weight:700}.text-link:hover{text-decoration:underline;text-decoration-color:var(--orange);text-underline-offset:4px}.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px}.accordion-item{border:1px solid var(--line)!important;background:var(--white);margin-bottom:10px;border-radius:10px!important;overflow:hidden}.accordion-button{background:var(--white)!important;color:var(--green)!important;font-weight:700;box-shadow:none!important;padding:19px 22px}.accordion-button:not(.collapsed){border-left:4px solid var(--orange)}.accordion-button:after{content:"+";background:none;font-size:25px;color:var(--orange);width:auto;height:auto}.accordion-button:not(.collapsed):after{content:"−";transform:none}.accordion-body{color:#536058;line-height:1.9;padding:0 24px 21px}.cta{background:var(--green);color:#fff;padding:62px 0}.cta h2{font-size:39px;line-height:1.35}.cta p{color:#d7e4da}.btn-main,.btn-line{border-radius:9px;padding:12px 22px;font-weight:700;display:inline-block;border:1px solid var(--green);transition:.25s}.btn-main{background:var(--green);color:#fff}.btn-main:hover{background:var(--green2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.btn-light{background:var(--white);color:var(--green);border-color:var(--white)}.btn-light:hover{background:#e8eee6;color:var(--green);transform:translateY(-2px)}.form-control{border:1px solid #afbbb0;border-radius:10px;padding:12px;background:var(--white)}.form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(22,72,62,.14)}.footer{background:#123a33;color:#d8e5da;padding:48px 0 20px;border-top:1px solid #40675c}.footer .brand{color:#fff}.footer h3{font-size:16px;color:#fff;margin-bottom:14px}.footer a{color:#c8d8cd;font-size:14px}.footer a:hover{color:#f0b08a}.foot-bottom{border-top:1px solid #40675c;margin-top:30px;padding-top:18px;font-size:13px;color:#aec3b4}.top-btn{position:fixed;right:22px;bottom:22px;background:var(--green);color:#fff;border:0;border-radius:8px;width:42px;height:42px;display:none;z-index:30}.top-btn.show{display:block}
@media(max-width:991px){.navbar-collapse{background:var(--paper);padding:12px 0}.nav-link{padding:11px 0!important}.nav-link:after{left:0;right:auto;width:35px;bottom:4px}.content-shell,.faq-grid{grid-template-columns:1fr;gap:30px}.side-nav{position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:0}.side-nav strong{grid-column:1/-1}.diagram{grid-template-columns:1fr}.hero{padding-top:28px}.brand{font-size:31px}}
@media(max-width:767px){section{padding:54px 0}.topbar .status{display:none}.hero h1{font-size:40px}.lead{font-size:16px}.rule-cover{min-height:270px;margin-top:18px}.section-head h2{font-size:31px}.article{font-size:16px}.article h2{font-size:28px}.check-grid{grid-template-columns:1fr}.faq-grid{gap:25px}.cta h2{font-size:31px}.container{padding-left:18px;padding-right:18px}}
@media(max-width:575px){body{font-size:15px}.topbar{font-size:12px}.hero h1{font-size:34px}.side-nav{grid-template-columns:1fr}.btn-main{display:block;text-align:center}.feature-card img{height:175px}.top-btn{right:16px;bottom:16px}}

/* roulang page: category3 */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.95}::selection{background:#d7e6d9;color:var(--green)}a{color:inherit;text-decoration:none;transition:color .25s,background .25s,transform .25s,box-shadow .25s}a:hover{color:var(--orange)}img{display:block;max-width:100%;object-fit:cover}button,input{font:inherit}.container{max-width:1240px}.topbar{padding:7px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.topbar .status{font-weight:700;color:var(--green)}.navbar{background:rgba(247,244,237,.96);border-bottom:1px solid var(--line);padding:14px 0;position:relative;z-index:20}.brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;line-height:1;color:var(--green)}.brand small{display:block;margin-top:7px;font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:12px;letter-spacing:1px;color:var(--orange)}.nav-link{position:relative;padding:10px 9px!important;color:var(--ink);font-size:14px}.nav-link:after{content:"";position:absolute;right:9px;bottom:2px;left:9px;height:3px;background:transparent}.nav-link:hover:after,.nav-link.active:after{background:var(--orange)}.nav-link.active{color:var(--green);font-weight:800}.navbar-toggler{border:1px solid var(--line);border-radius:8px;color:var(--green);padding:7px 11px}.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.14)}.masthead{position:sticky;top:0;z-index:50;background:var(--paper)}.page-hero{padding:48px 0 52px;background:#143d35;color:#fff;position:relative;overflow:hidden}.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,54,47,.96),rgba(15,54,47,.63)),url('/assets/images/backpic/back-2.webp') center/cover;opacity:.86}.page-hero>*{position:relative}.crumb{font-size:13px;color:#d8e6da;margin-bottom:26px}.crumb a{color:#f4e3d6}.eyebrow,.section-kicker{font-size:12px;font-weight:800;letter-spacing:2px;color:var(--orange)}.page-hero h1{max-width:760px;margin:12px 0 18px;font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(40px,5vw,62px);line-height:1.22;letter-spacing:2px}.page-hero h1 em{font-style:normal;color:#f2b48e}.page-hero .lead{max-width:700px;margin:0;color:#deebe0;font-size:18px}.data-stamp{margin-top:28px;display:flex;gap:10px;flex-wrap:wrap}.stamp{border:1px solid rgba(255,255,255,.38);padding:7px 13px;border-radius:999px;font-size:13px;color:#e2eee4;background:rgba(255,255,255,.06)}section{padding:68px 0}.section-head{margin-bottom:31px}.section-head h2{margin:7px 0 10px;font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(29px,3.3vw,41px);line-height:1.35;color:var(--green)}.section-head p{max-width:760px;margin:0;color:var(--muted)}.intro-strip{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.intro-strip p{margin:0;color:#45554d}.metric-grid{display:grid;grid-template-columns:1.1fr .9fr 1.1fr .85fr;gap:14px}.metric{min-height:170px;padding:24px;border:1px solid var(--line);border-radius:var(--r);background:var(--white);box-shadow:0 6px 18px rgba(25,39,31,.04)}.metric:nth-child(2){margin-top:34px;background:var(--sand)}.metric:nth-child(4){margin-top:28px;background:#e6eee6}.metric .num{font-family:"Noto Serif SC",serif;font-size:42px;line-height:1;color:var(--green)}.metric h3{margin:12px 0 5px;font-size:18px;color:var(--ink)}.metric p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}.mini-bars{margin-top:12px}.mini-bars i{display:block;height:5px;margin:7px 0;border-radius:9px;background:var(--green)}.mini-bars i:nth-child(2){width:71%;background:var(--orange)}.mini-bars i:nth-child(3){width:48%;background:#9eb5a0}.dark-area{background:var(--green);color:#fff}.dark-area .section-head h2{color:#fff}.dark-area .section-head p{color:#d5e1d7}.feature-layout{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}.method-list{border-left:1px solid rgba(255,255,255,.35);padding-left:22px}.method{padding:0 0 21px 18px;position:relative}.method:before{content:attr(data-no);position:absolute;left:-40px;top:-1px;color:#efb18a;font-family:"Noto Serif SC",serif;font-size:18px}.method h3{font-size:19px;margin:0 0 6px;color:#fff}.method p{margin:0;color:#d6e4d9;font-size:15px}.story-grid{display:grid;grid-template-columns:1.25fr .8fr;gap:18px;align-items:start}.story-card{background:var(--white);color:var(--ink);border-radius:15px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.25)}.story-card:nth-child(2){margin-top:58px}.story-card img{width:100%;height:214px}.story-card.small img{height:144px}.story-card .inside{padding:20px}.tag{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:2px 10px;background:#edf2e9;color:var(--green);font-size:12px;font-weight:700}.story-card h3{font-size:22px;line-height:1.45;color:var(--green);margin:9px 0}.story-card p{margin:0;color:#57645d;font-size:14px;line-height:1.8}.read-meta{display:block;margin-top:12px;color:var(--orange);font-size:13px}.deep-note{margin-top:48px;padding-top:27px;border-top:1px solid rgba(255,255,255,.25);columns:2;column-gap:46px;color:#dbe7dd}.deep-note p{margin:0 0 18px;break-inside:avoid}.article-zone{background:var(--sand)}.analysis-layout{display:grid;grid-template-columns:8fr 4fr;gap:45px}.article-paper{padding:35px;background:var(--white);border:1px solid var(--line);border-radius:18px}.article-paper h3{margin:0 0 17px;font-family:"Noto Serif SC",serif;font-size:29px;color:var(--green);line-height:1.45}.article-paper h4{margin:25px 0 9px;font-size:20px;color:var(--green)}.article-paper p{color:#3f4d46;margin-bottom:18px}.quote{margin:25px 0;padding:18px 22px;border-left:4px solid var(--orange);background:#f6f0e7;font-family:"Noto Serif SC",serif;color:#45534b}.clean-list{padding-left:19px;margin:16px 0}.clean-list li{margin:9px 0;padding-left:5px}.side-index{padding:28px;background:#e3ece2;border-radius:16px;border:1px solid #b9cabb}.side-index h3{font-family:"Noto Serif SC",serif;font-size:25px;color:var(--green)}.index-row{padding:15px 0;border-bottom:1px solid #bfd0c0}.index-row:last-child{border:0}.index-row strong{display:block;font-size:14px;color:var(--orange)}.index-row span{font-size:15px;color:var(--green);font-weight:700}.visual-board{margin-top:21px;background:var(--green);padding:20px;border-radius:12px;color:#fff}.visual-board small{color:#d9e6dc}.trend{height:100px;display:flex;align-items:flex-end;gap:8px;margin-top:13px}.trend b{display:block;flex:1;background:#d8e7d7;border-radius:5px 5px 0 0}.trend b:nth-child(1){height:34%}.trend b:nth-child(2){height:58%;background:#a7c4aa}.trend b:nth-child(3){height:46%;background:#efb18a}.trend b:nth-child(4){height:76%;background:#d8e7d7}.trend b:nth-child(5){height:61%;background:#a7c4aa}.trend b:nth-child(6){height:88%;background:#efb18a}.reading-list{background:var(--paper)}.reading-item{display:grid;grid-template-columns:92px 1fr auto;gap:22px;align-items:center;padding:22px 0;border-top:1px solid var(--line)}.reading-item:last-child{border-bottom:1px solid var(--line)}.reading-item time{color:var(--orange);font-size:13px;font-weight:700}.reading-item h3{margin:0 0 4px;font-size:20px;color:var(--green)}.reading-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}.text-link{font-size:14px;color:var(--green);font-weight:800;white-space:nowrap}.text-link:hover{color:var(--orange);transform:translateX(3px)}.callout{background:#f0e9dd;border-top:1px solid #d8cabc;border-bottom:1px solid #d8cabc}.callout-wrap{display:grid;grid-template-columns:180px 1fr;gap:45px;align-items:center}.callout .big-number{font-family:"Noto Serif SC",serif;font-size:70px;line-height:1;color:var(--orange)}.callout h2{font-family:"Noto Serif SC",serif;font-size:30px;color:var(--green);margin:0 0 9px}.callout p{margin:0;color:#536058}.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px}.accordion-item{margin-bottom:10px;overflow:hidden;border:1px solid var(--line)!important;border-radius:10px!important;background:var(--white)}.accordion-button{padding:18px 20px;background:var(--white)!important;color:var(--green)!important;font-weight:800;box-shadow:none!important}.accordion-button:not(.collapsed){border-left:4px solid var(--orange)}.accordion-button:after{width:auto;height:auto;background:none;content:"+";color:var(--orange);font-size:25px}.accordion-button:not(.collapsed):after{content:"−";transform:none}.accordion-body{padding:0 24px 21px;color:#526058;line-height:1.9}.cta{padding:61px 0;background:var(--green);color:#fff}.cta h2{font-family:"Noto Serif SC",serif;font-size:39px;line-height:1.3}.cta p{color:#d4e2d7}.btn-main,.btn-line{display:inline-block;padding:12px 22px;border-radius:9px;border:1px solid var(--green);font-weight:800}.btn-main{background:var(--green);color:#fff}.btn-main:hover{color:#fff;background:var(--green2);transform:translateY(-2px);box-shadow:var(--shadow)}.btn-line{margin-left:10px;border-color:#d7e4d8;color:#fff}.btn-line:hover{color:var(--green);background:#e4eee5;transform:translateY(-2px)}.btn-main:active,.btn-line:active{transform:translateY(0)}.cta .btn-main{background:#f5eee3;color:var(--green);border-color:#f5eee3}.cta .btn-main:hover{background:#fffdf8}.footer{padding:48px 0 20px;background:#123a33;color:#d8e5da;border-top:1px solid #40675c}.footer .brand{color:#fff}.footer h3{margin-bottom:14px;font-size:16px;color:#fff}.footer a{color:#c8d8cd;font-size:14px}.footer a:hover{color:#f0b08a}.foot-bottom{margin-top:35px;padding-top:18px;border-top:1px solid #40675c;color:#acc2b1;font-size:13px}.top-btn{display:none;position:fixed;right:22px;bottom:22px;z-index:60;width:42px;height:42px;border:0;border-radius:8px;background:var(--green);color:#fff;box-shadow:var(--shadow)}.top-btn.show{display:block}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(200,99,50,.48);outline-offset:3px}
@media(max-width:991.98px){.navbar-collapse{margin-top:14px;padding-top:10px;border-top:1px solid var(--line)}.nav-link{padding:11px 0!important}.nav-link:after{left:0;right:auto;width:34px}.feature-layout,.analysis-layout,.faq-grid{grid-template-columns:1fr;gap:30px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2),.metric:nth-child(4){margin-top:0}.deep-note{columns:1}.story-grid{max-width:720px}.callout-wrap{grid-template-columns:1fr;gap:17px}.callout .big-number{font-size:52px}}
@media(max-width:767.98px){body{font-size:15px}.topbar .status{display:none}.brand{font-size:30px}.page-hero{padding:38px 0 42px}.page-hero h1{font-size:40px}.page-hero .lead{font-size:16px}section{padding:53px 0}.section-head h2{font-size:31px}.metric-grid{grid-template-columns:1fr}.metric{min-height:auto}.story-grid{grid-template-columns:1fr}.story-card:nth-child(2){margin-top:0}.reading-item{grid-template-columns:75px 1fr;gap:12px}.reading-item .text-link{grid-column:2}.article-paper{padding:23px}.article-paper h3{font-size:25px}.cta h2{font-size:31px}.btn-main,.btn-line{display:block;margin:10px 0;text-align:center}.footer{padding-top:40px}}
@media(max-width:575.98px){.container{padding-right:18px;padding-left:18px}.topbar{font-size:12px}.page-hero h1{font-size:34px}.data-stamp{gap:7px}.stamp{font-size:12px;padding:5px 9px}.section-head p{font-size:15px}.reading-item h3{font-size:18px}.reading-item{grid-template-columns:62px 1fr}.callout h2{font-size:26px}.accordion-button{padding:16px;font-size:15px}.accordion-body{padding:0 17px 18px}.top-btn{right:16px;bottom:16px}}

/* roulang page: category1 */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.95;font-size:16px}
    ::selection{background:#d9ab88;color:var(--ink)}
    a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block;object-fit:cover}
    button,input{font:inherit}
    .container{max-width:1240px}
    .topbar{font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0;background:#fbf9f3}
    .topbar .status{color:var(--green);font-weight:700}
    .masthead{background:rgba(247,244,237,.96);position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(203,210,199,.85)}
    .navbar{padding:15px 0 12px}
    .brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;color:var(--green);line-height:1}
    .brand small{font-family:inherit;font-size:12px;letter-spacing:1px;color:var(--orange);display:block;margin-top:7px}
    .nav-link{font-size:14px;padding:17px 9px!important;position:relative;color:var(--ink);white-space:nowrap}
    .nav-link:after{content:"";position:absolute;bottom:5px;left:9px;right:9px;height:3px;background:transparent;transition:.25s}
    .nav-link:hover:after,.nav-link.active:after{background:var(--orange)}
    .nav-link.active{font-weight:800;color:var(--green)}
    .navbar-toggler{border:1px solid var(--line);padding:8px 11px;border-radius:8px;color:var(--green);background:var(--white)}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.15)}
    a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(200,99,50,.45);outline-offset:3px}
    .breadcrumb-wrap{padding:22px 0 0;font-size:13px;color:var(--muted)}
    .breadcrumb-wrap span{margin:0 8px;color:var(--orange)}
    .category-hero{padding:34px 0 60px}
    .hero-copy{padding:28px 34px 28px 0}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;color:var(--orange);font-weight:800}
    h1,h2,h3,h4{font-family:"Noto Serif SC","Songti SC",serif}
    .category-hero h1{font-size:clamp(40px,5vw,62px);line-height:1.2;letter-spacing:2px;color:var(--green);margin:15px 0 22px}
    .category-hero h1 em{font-style:normal;color:var(--orange);border-bottom:5px solid #ddb18d}
    .lead{font-size:18px;line-height:2;color:#48564e;max-width:640px}
    .hero-actions{margin-top:28px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
    .btn-main,.btn-line{border-radius:9px;padding:12px 21px;font-weight:700;display:inline-block;border:1px solid var(--green)}
    .btn-main{background:var(--green);color:#fff}
    .btn-main:hover{background:var(--green2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
    .btn-line{color:var(--green);background:transparent}
    .btn-line:hover{background:#dfe9df;color:var(--green);transform:translateY(-2px)}
    .btn-main:active,.btn-line:active{transform:translateY(0)}
    .cover-portrait{position:relative;min-height:450px;border-radius:22px;overflow:hidden;background:#28584e;box-shadow:var(--shadow)}
    .cover-portrait:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,55,47,.08),rgba(11,47,40,.83))}
    .cover-portrait img{width:100%;height:100%;position:absolute;inset:0}
    .cover-caption{position:absolute;z-index:2;left:28px;right:28px;bottom:24px;color:#fff}
    .cover-caption strong{font-size:13px;letter-spacing:1px;color:#f1bd9a}
    .cover-caption p{font-family:"Noto Serif SC",serif;font-size:25px;line-height:1.45;margin:8px 0 0}
    .time-sheet{position:absolute;z-index:3;right:-12px;top:28px;width:178px;background:var(--white);border-left:4px solid var(--orange);padding:16px 17px;box-shadow:var(--shadow)}
    .time-sheet b{display:block;color:var(--green);font-size:14px}
    .time-sheet span{font-size:12px;color:var(--muted)}
    section{padding:76px 0}
    .section-head{margin-bottom:34px}
    .section-head h2{font-size:38px;line-height:1.35;color:var(--green);margin:8px 0 12px}
    .section-head p{max-width:720px;color:var(--muted);margin:0}
    .focus-section{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .feature-story{display:grid;grid-template-columns:1fr 1.15fr;background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden}
    .feature-story .photo{min-height:420px;position:relative}
    .feature-story .photo img{width:100%;height:100%}
    .feature-story .article{padding:44px}
    .tag{display:inline-block;padding:2px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--green);background:#eef2e9;font-weight:700}
    .date{display:block;color:var(--orange);font-size:13px;letter-spacing:.5px;margin:16px 0 7px}
    .feature-story h3{font-size:31px;line-height:1.45;color:var(--green);margin:0 0 16px}
    .feature-story p{color:#4e5a53;margin-bottom:16px}
    .read-link{font-weight:800;color:var(--green);font-size:14px}
    .read-link:after{content:" →";color:var(--orange);display:inline-block;transition:.25s}
    .read-link:hover:after{transform:translateX(4px)}
    .observation-board{background:var(--green);color:#fff;position:relative;overflow:hidden}
    .observation-board:before{content:"02";position:absolute;right:4%;top:15px;font-family:"Noto Serif SC",serif;font-size:180px;line-height:1;color:rgba(255,255,255,.06)}
    .observation-board .section-head h2{color:#fff}
    .observation-board .section-head p{color:#d5e1d7}
    .journal-list{border-top:1px solid rgba(220,235,222,.42)}
    .journal-item{display:grid;grid-template-columns:130px 1fr;gap:30px;padding:25px 0;border-bottom:1px solid rgba(220,235,222,.28)}
    .journal-date{font-size:13px;color:#f1bd9a;line-height:1.55;letter-spacing:1px}
    .journal-date b{display:block;font-size:25px;font-family:"Noto Serif SC",serif;color:#fff}
    .journal-content h3{font-size:23px;color:#fff;margin:0 0 8px}
    .journal-content p{margin:0;color:#d5e1d7;max-width:800px}
    .journal-content .read-link{color:#fff;display:inline-block;margin-top:10px}
    .reading-strip{padding:24px 0;background:var(--sand);border-top:1px solid #d8cfbf;border-bottom:1px solid #d8cfbf}
    .strip-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:20px;align-items:center}
    .strip-grid strong{font-family:"Noto Serif SC",serif;color:var(--green);font-size:21px}
    .strip-note{border-left:1px solid #bdb7aa;padding-left:19px;font-size:14px;color:#526057}
    .method-grid{display:grid;grid-template-columns:4fr 8fr;gap:62px}
    .method-aside{border-top:4px solid var(--orange);padding-top:20px}
    .method-aside h2{font-size:36px;color:var(--green);line-height:1.35}
    .method-aside p{color:var(--muted)}
    .method-content{padding-top:8px}
    .method-step{display:grid;grid-template-columns:72px 1fr;gap:18px;padding:0 0 25px;margin-bottom:25px;border-bottom:1px solid var(--line)}
    .step-no{font-family:"Noto Serif SC",serif;font-size:37px;color:var(--orange);line-height:1}
    .method-step h3{font-size:22px;color:var(--green);margin:0 0 8px}
    .method-step p{margin:0;color:#4b5951}
    .quote-box{margin-top:32px;padding:25px 28px;background:#edf1e9;border-left:4px solid var(--green);font-family:"Noto Serif SC",serif;font-size:20px;line-height:1.8;color:var(--green)}
    .scene-section{background:#eee7da}
    .scene-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:35px;align-items:stretch}
    .scene-card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:29px;box-shadow:0 8px 18px rgba(25,39,31,.04)}
    .scene-card h3{font-size:24px;color:var(--green);margin:12px 0}
    .scene-card p{color:#536058;margin:0}
    .scene-card ul{margin:18px 0 0;padding-left:20px;color:#49574f}
    .scene-card li{margin-bottom:7px}
    .scene-photo{border-radius:16px;overflow:hidden;min-height:100%}
    .scene-photo img{width:100%;height:100%;min-height:370px}
    .feedback-section{background:var(--white)}
    .feedback-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:20px}
    .feedback-main{background:var(--green);color:#fff;border-radius:18px;padding:38px 42px;min-height:280px;position:relative}
    .feedback-main:before{content:"“";position:absolute;right:26px;top:-20px;font-family:"Noto Serif SC",serif;font-size:150px;color:rgba(241,189,154,.22)}
    .feedback-main blockquote{font-family:"Noto Serif SC",serif;font-size:27px;line-height:1.65;margin:20px 0;position:relative}
    .feedback-main p{color:#d8e5da;margin:0}
    .feedback-side{display:grid;gap:20px}
    .feedback-mini{border:1px solid var(--line);background:var(--paper);border-radius:16px;padding:24px}
    .feedback-mini p{font-family:"Noto Serif SC",serif;font-size:18px;color:var(--green);line-height:1.7;margin:9px 0}
    .feedback-mini small{color:var(--muted)}
    .faq-section{background:var(--paper);border-top:1px solid var(--line)}
    .faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px}
    .faq-grid h2{font-size:38px;color:var(--green);line-height:1.35}
    .faq-grid p{color:var(--muted)}
    .accordion-item{border:1px solid var(--line)!important;background:var(--white);margin-bottom:10px;border-radius:10px!important;overflow:hidden}
    .accordion-button{background:var(--white)!important;color:var(--green)!important;font-weight:700;box-shadow:none!important;padding:19px 22px}
    .accordion-button:not(.collapsed){border-left:4px solid var(--orange)}
    .accordion-button:after{content:"+";background:none;font-size:25px;color:var(--orange);width:auto;height:auto;line-height:1}
    .accordion-button:not(.collapsed):after{content:"−";transform:none}
    .accordion-body{color:#536058;line-height:1.9;padding:0 24px 21px}
    .cta{background:var(--green);color:#fff;padding:62px 0;position:relative;overflow:hidden}
    .cta:after{content:"";position:absolute;width:350px;height:350px;border:1px solid rgba(255,255,255,.14);border-radius:50%;right:-100px;top:-145px}
    .cta h2{font-size:39px;line-height:1.35;position:relative}
    .cta p{color:#d7e4da;position:relative}
    .cta-form{position:relative;background:rgba(255,253,248,.1);border:1px solid rgba(255,255,255,.25);padding:22px;border-radius:15px}
    .form-control{border:1px solid #afbbb0;border-radius:10px;padding:12px;background:var(--white)}
    .form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(22,72,62,.14)}
    .cta .btn-main{background:var(--orange);border-color:var(--orange)}
    .cta .btn-main:hover{background:#ad5329}
    .privacy-note{font-size:12px;color:#c9d8ce;margin:10px 0 0}
    .footer{background:#123a33;color:#d8e5da;padding:48px 0 20px;border-top:1px solid #40675c}
    .footer .brand{color:#fff}
    .footer h3{font-size:16px;color:#fff;margin-bottom:14px;font-family:inherit}
    .footer a{color:#c8d8cd;font-size:14px}
    .footer a:hover{color:#f0b08a}
    .foot-bottom{border-top:1px solid rgba(201,218,205,.25);margin-top:34px;padding-top:18px;font-size:13px;color:#adc3b3}
    .top-btn{position:fixed;right:22px;bottom:22px;background:var(--green);color:#fff;border:0;border-radius:8px;width:42px;height:42px;display:none;z-index:30;box-shadow:var(--shadow)}
    .top-btn.show{display:block}
    .top-btn:hover{background:var(--orange);transform:translateY(-2px)}
    @media (max-width:1199px){.nav-link{font-size:13px;padding-left:7px!important;padding-right:7px!important}.brand{font-size:34px}}
    @media (max-width:991px){.navbar-collapse{background:var(--white);margin-top:15px;padding:10px 18px 17px;border:1px solid var(--line);border-radius:12px}.nav-link{padding:11px 0!important}.nav-link:after{left:0;right:auto;width:34px;bottom:4px}.hero-copy{padding-right:0}.cover-portrait{min-height:360px}.method-grid,.faq-grid{grid-template-columns:1fr;gap:30px}.method-aside h2,.faq-grid h2{font-size:32px}}
    @media (max-width:767px){body{font-size:15px}.topbar .status{display:none}.category-hero{padding:22px 0 45px}.category-hero h1{font-size:40px}.lead{font-size:16px}.cover-portrait{margin-top:12px;min-height:340px}.feature-story,.scene-grid,.feedback-grid{grid-template-columns:1fr}.feature-story .photo{min-height:250px}.feature-story .article{padding:28px}.feature-story h3{font-size:27px}.journal-item{grid-template-columns:82px 1fr;gap:17px}.journal-date b{font-size:20px}.journal-content h3{font-size:20px}.strip-grid{grid-template-columns:1fr;gap:13px}.strip-note{border-left:0;border-top:1px solid #bdb7aa;padding:12px 0 0}.scene-photo img{min-height:260px}.feedback-main{padding:29px}.feedback-main blockquote{font-size:22px}.section-head h2{font-size:31px}section{padding:56px 0}.cta h2{font-size:32px}}
    @media (max-width:575px){.container{padding-left:18px;padding-right:18px}.brand{font-size:30px}.category-hero h1{font-size:34px}.time-sheet{right:12px;top:14px;width:155px}.cover-caption{left:20px;right:20px}.cover-caption p{font-size:21px}.hero-actions{display:block}.hero-actions a{display:block;text-align:center;margin:10px 0}.journal-item{grid-template-columns:1fr;gap:8px}.journal-date b{display:inline;margin-right:8px}.method-step{grid-template-columns:52px 1fr}.step-no{font-size:29px}.scene-card{padding:24px}.accordion-button{padding:16px 17px;font-size:15px}.accordion-body{padding:0 18px 18px}.top-btn{right:16px;bottom:max(16px,env(safe-area-inset-bottom))}}

/* roulang page: category6 */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.9}a{color:inherit;text-decoration:none;transition:.25s}a:hover{color:var(--orange)}img{display:block;max-width:100%;object-fit:cover}button,input{font:inherit}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(200,99,50,.45);outline-offset:3px}.container{max-width:1240px}.topbar{font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0}.topbar .status{color:var(--green);font-weight:700}.navbar{padding:18px 0;border-bottom:1px solid var(--line);background:var(--paper)}.brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;color:var(--green);line-height:1}.brand small{font-family:inherit;font-size:12px;letter-spacing:1px;color:var(--orange);display:block;margin-top:7px}.nav-link{font-size:14px;padding:10px 9px!important;position:relative;color:var(--ink)}.nav-link:after{content:"";position:absolute;bottom:0;left:9px;right:9px;height:3px;background:transparent}.nav-link:hover:after,.nav-link.active:after{background:var(--orange)}.navbar-toggler{border:1px solid var(--line);padding:8px 11px;color:var(--green)}.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.15)}.eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;color:var(--orange);font-weight:800}.hero{padding:65px 0 50px;background:var(--paper)}.hero h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(42px,6vw,66px);line-height:1.2;margin:15px 0 22px;color:var(--green);letter-spacing:2px}.hero h1 em{font-style:normal;color:var(--orange);border-bottom:5px solid #ddb18d}.lead{font-size:18px;color:#48564e;max-width:700px}.btn-main,.btn-line{border-radius:9px;padding:11px 21px;font-weight:700;display:inline-block;border:1px solid var(--green);transition:.25s}.btn-main{background:var(--green);color:#fff}.btn-main:hover{background:var(--green2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.btn-line{color:var(--green);margin-left:10px}.btn-line:hover{background:#dfe9df;color:var(--green);transform:translateY(-2px)}.hero-image{min-height:350px;border-radius:22px;background:linear-gradient(120deg,rgba(22,72,62,.85),rgba(22,72,62,.2)),url('/assets/images/backpic/back-3.webp') center/cover;position:relative;padding:28px;color:#fff;display:flex;align-items:end}.archive-note{background:var(--white);color:var(--ink);padding:20px;border-left:4px solid var(--orange);max-width:285px;box-shadow:var(--shadow)}section{padding:70px 0}.section-head{margin-bottom:32px}.section-head h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;line-height:1.3;color:var(--green);margin:8px 0 12px}.section-head p{max-width:760px;color:var(--muted);margin:0}.archive-intro{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.intro-copy{max-width:850px;font-size:17px}.intro-copy p{margin:0 0 20px}.timeline-wrap{display:grid;grid-template-columns:2fr 1fr;gap:58px}.timeline{border-left:1px solid var(--line);padding-left:28px}.date-group{margin-bottom:37px}.date-group h3{font-family:"Noto Serif SC",serif;color:var(--green);font-size:23px;margin:0 0 12px;position:relative}.date-group h3:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--orange);left:-34px;top:14px}.timeline-item{padding:15px 0 18px;border-bottom:1px solid var(--line)}.timeline-item .tag{margin-right:8px}.timeline-item h4{font-size:20px;color:var(--green);margin:8px 0 4px}.timeline-item p{color:var(--muted);margin:0;font-size:15px}.more{display:inline-block;color:var(--green);font-weight:700;font-size:14px;margin-top:8px}.more:after{content:" →";color:var(--orange);transition:.2s}.more:hover:after{padding-left:4px}.tag{display:inline-block;padding:2px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--green);background:#eef2e9}.side-box{background:var(--sand);padding:25px;border-radius:14px;position:sticky;top:20px}.side-box h3{font-family:"Noto Serif SC",serif;color:var(--green);font-size:24px;margin-top:0}.side-box ul{padding-left:20px;margin-bottom:22px}.side-box li{margin:7px 0}.feature{background:var(--green);color:#fff}.feature h2,.feature h3{font-family:"Noto Serif SC",serif}.feature h2{font-size:38px}.feature p{color:#d9e6dc}.feature-img{height:300px;width:100%;border-radius:16px}.feature-copy{padding:12px 0 0 25px}.quote{font-family:"Noto Serif SC",serif;font-size:24px;line-height:1.7;border-left:3px solid var(--orange);padding-left:20px;color:#f4eee3;margin-top:25px}.metrics{background:var(--sand)}.metric{border-top:3px solid var(--green);padding:18px 0}.metric strong{display:block;color:var(--green);font-size:31px;font-family:"Noto Serif SC",serif}.metric span{color:var(--muted);font-size:14px}.editor-note{background:var(--white);padding:30px;border-radius:16px;border:1px solid var(--line);height:100%}.editor-note h3{font-family:"Noto Serif SC",serif;color:var(--green);font-size:26px}.topic-strip{padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.topic-strip a{display:inline-block;margin:5px 8px 5px 0;padding:7px 15px;background:#eef2e9;border:1px solid var(--line);border-radius:999px;color:var(--green);font-size:14px}.topic-strip a:hover{background:var(--green);color:#fff}.reading-card{background:var(--white);padding:28px;border-radius:15px;box-shadow:var(--shadow);height:100%}.reading-card h3{color:var(--green);font-family:"Noto Serif SC",serif;font-size:25px}.reading-card p{color:var(--muted)}.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px}.accordion-item{border:1px solid var(--line)!important;background:var(--white);margin-bottom:10px;border-radius:10px!important;overflow:hidden}.accordion-button{background:var(--white)!important;color:var(--green)!important;font-weight:700;box-shadow:none!important;padding:19px 22px}.accordion-button:not(.collapsed){border-left:4px solid var(--orange)}.accordion-button:after{content:"+";background:none;font-size:25px;color:var(--orange);width:auto;height:auto}.accordion-button:not(.collapsed):after{content:"−";transform:none}.accordion-body{color:#536058;line-height:1.9;padding:0 24px 21px}.cta{background:var(--green);color:#fff;padding:58px 0}.cta h2{font-family:"Noto Serif SC",serif;font-size:38px}.cta p{color:#d7e4da}.form-control{border:1px solid #afbbb0;border-radius:10px;padding:12px;background:var(--white)}.form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(22,72,62,.14)}.footer{background:#123a33;color:#d8e5da;padding:48px 0 20px;border-top:1px solid #40675c}.footer .brand{color:#fff}.footer h3{font-size:16px;color:#fff;margin-bottom:14px}.footer a{color:#c8d8cd;font-size:14px}.footer a:hover{color:#f0b08a}.foot-bottom{border-top:1px solid #40675c;margin-top:32px;padding-top:18px;font-size:13px;color:#adc1b4}.top-btn{position:fixed;right:22px;bottom:22px;background:var(--green);color:#fff;border:0;border-radius:8px;width:42px;height:42px;display:none;z-index:30}.top-btn.show{display:block}@media(max-width:992px){.navbar-nav{padding:15px 0}.hero{padding-top:42px}.timeline-wrap,.faq-grid{grid-template-columns:1fr;gap:30px}.side-box{position:static}.feature-copy{padding:22px 0 0}}@media(max-width:768px){section{padding:52px 0}.section-head h2,.feature h2{font-size:31px}.hero-image{min-height:300px;margin-top:25px}.feature-img{height:240px}.brand{font-size:30px}.lead{font-size:16px}.quote{font-size:20px}}@media(max-width:576px){.container{padding-left:18px;padding-right:18px}.hero h1{font-size:40px}.btn-main,.btn-line{display:block;text-align:center;margin:10px 0}.btn-line{margin-left:0}.timeline{padding-left:22px}.date-group h3:before{left:-28px}.timeline-item h4{font-size:18px}.foot-bottom{line-height:1.8}}

/* roulang page: category5 */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.95;font-size:16px}a{color:inherit;text-decoration:none;transition:.25s}a:hover{color:var(--orange)}img{max-width:100%;display:block;object-fit:cover}button,input{font:inherit}.container{max-width:1240px}.topbar{font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0}.topbar .status{color:var(--green);font-weight:700}.navbar{background:rgba(247,244,237,.96);border-bottom:1px solid var(--line);padding:14px 0}.brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;color:var(--green);line-height:1}.brand small{font-family:inherit;font-size:12px;letter-spacing:1px;color:var(--orange);display:block;margin-top:7px}.nav-link{font-size:14px;padding:17px 9px!important;position:relative;color:var(--ink)}.nav-link:after{content:"";position:absolute;bottom:5px;left:9px;right:9px;height:3px;background:transparent}.nav-link:hover:after,.nav-link.active:after{background:var(--orange)}.navbar-toggler{border:1px solid var(--line);padding:8px 11px;color:var(--green);border-radius:8px}.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.15)}.eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;color:var(--orange);font-weight:800}.btn-main,.btn-line{border-radius:9px;padding:12px 22px;font-weight:700;display:inline-block;border:1px solid var(--green);transition:.25s}.btn-main{background:var(--green);color:#fff}.btn-main:hover{background:var(--green2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.btn-line{color:var(--green)}.btn-line:hover{background:#dfe9df;color:var(--green);transform:translateY(-2px)}.btn-main:active,.btn-line:active{transform:translateY(0)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(200,99,50,.45);outline-offset:3px}section{padding:78px 0}.section-head{margin-bottom:34px}.section-head h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;line-height:1.3;color:var(--green);margin:8px 0 12px}.section-head p{max-width:760px;color:var(--muted);margin:0}.tag{display:inline-block;padding:2px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--green);background:#eef2e9;font-weight:700}.footer{background:#123a33;color:#d8e5da;padding:48px 0 20px;border-top:1px solid #40675c}.footer .brand{color:#fff}.footer h3{font-size:16px;color:#fff;margin-bottom:14px}.footer a{color:#c8d8cd;font-size:14px}.footer a:hover{color:#f0b08a}.foot-bottom{border-top:1px solid #40675c;margin-top:34px;padding-top:19px;font-size:13px;color:#b7c8bb}.top-btn{position:fixed;right:22px;bottom:22px;background:var(--green);color:#fff;border:0;border-radius:8px;width:42px;height:42px;display:none;z-index:30}.top-btn.show{display:block}
.breadcrumbs{font-size:13px;color:var(--muted);padding:18px 0}.breadcrumbs span{margin:0 8px;color:var(--orange)}
.topic-hero{min-height:590px;display:flex;align-items:end;position:relative;background:linear-gradient(90deg,rgba(13,52,43,.94) 0%,rgba(18,63,53,.77) 48%,rgba(18,63,53,.25) 100%),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff;padding:72px 0}.hero-copy{max-width:760px;padding:36px 0}.hero-copy h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(42px,6vw,68px);line-height:1.18;letter-spacing:2px;margin:14px 0 22px}.hero-copy h1 em{font-style:normal;color:#f2b186;border-bottom:4px solid rgba(242,177,134,.7)}.hero-copy p{font-size:18px;max-width:670px;color:#e0ebe2}.hero-meta{display:flex;gap:22px;flex-wrap:wrap;margin-top:26px;font-size:14px;color:#d1dfd4}.hero-meta b{color:#f3b28d}.hero-paper{background:var(--white);color:var(--ink);padding:22px 24px;border-left:5px solid var(--orange);box-shadow:var(--shadow);margin-top:28px;max-width:590px}.hero-paper strong{display:block;color:var(--green);font-size:18px;margin-bottom:6px}
.intro{background:var(--white)}.intro-grid{display:grid;grid-template-columns:2fr 7fr;gap:60px}.chapter-no{font-family:"Noto Serif SC",serif;font-size:72px;line-height:1;color:var(--sand);font-weight:900}.article-copy{max-width:810px;font-size:17px}.article-copy h3{font-family:"Noto Serif SC",serif;font-size:28px;color:var(--green);margin:35px 0 12px}.article-copy p{margin:0 0 22px}.pullquote{font-family:"Noto Serif SC","Songti SC",serif;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--green);font-size:23px;line-height:1.7;padding:25px 10px;margin:34px 0}.reading-list{margin:30px 0;padding:20px 25px;background:#eef2e9;border-left:4px solid var(--green)}.reading-list li{margin:8px 0}
.editorial-band{background:var(--green);color:#fff}.editorial-band h2{font-family:"Noto Serif SC",serif;font-size:39px;line-height:1.3}.editorial-band p{color:#d7e4da}.topic-index{border-left:1px solid #5d8177;padding-left:30px}.index-item{padding:17px 0;border-bottom:1px solid rgba(220,235,224,.22)}.index-item:last-child{border:0}.index-item b{color:#f0b08a;margin-right:12px}.index-item small{color:#c8d9cc;display:block;padding-left:38px}
.feature-section{background:var(--sand)}.feature-grid{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:start}.feature-image{height:440px;border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}.feature-image img{width:100%;height:100%}.feature-text{background:var(--white);padding:34px;border-radius:16px;margin-top:45px;box-shadow:var(--shadow)}.feature-text h2{font-family:"Noto Serif SC",serif;color:var(--green);font-size:34px;line-height:1.35}.feature-text p{color:#536058}.detail-strip{border-top:1px solid var(--line);margin-top:23px;padding-top:16px;font-size:14px;color:var(--muted)}
.longform{background:var(--white)}.longform-grid{display:grid;grid-template-columns:220px minmax(0,790px);gap:58px}.longform-aside{border-top:3px solid var(--orange);padding-top:16px;color:var(--muted);font-size:14px}.longform-aside strong{font-size:18px;color:var(--green);display:block;margin-bottom:12px}.longform-body h2{font-family:"Noto Serif SC",serif;color:var(--green);font-size:36px;line-height:1.35;margin:0 0 22px}.longform-body h3{font-family:"Noto Serif SC",serif;color:var(--green);font-size:25px;margin:30px 0 12px}.longform-body p{font-size:17px;margin-bottom:21px}.numbered{list-style:none;padding:0;margin:25px 0}.numbered li{padding:14px 0 14px 52px;position:relative;border-bottom:1px solid var(--line)}.numbered b{position:absolute;left:0;top:14px;color:var(--orange);font-family:"Noto Serif SC",serif;font-size:21px}
.related{background:var(--paper)}.masonry{columns:3;column-gap:20px}.topic-card{display:inline-block;width:100%;background:var(--white);margin:0 0 20px;border:1px solid var(--line);border-radius:14px;overflow:hidden;break-inside:avoid;transition:.25s}.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.topic-card img{width:100%;height:170px}.topic-card.tall img{height:245px}.topic-card .inside{padding:19px}.topic-card h3{font-size:21px;line-height:1.45;color:var(--green);margin:9px 0}.topic-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}.note-section{padding:54px 0;background:#e8eee6}.note-box{max-width:920px;border-top:2px solid var(--green);border-bottom:1px solid var(--line);padding:27px 0}.note-box h2{font-family:"Noto Serif SC",serif;color:var(--green);font-size:30px}.note-box p{margin-bottom:0;color:#48564e;font-size:17px}
.faq-section{background:var(--white)}.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px}.accordion-item{border:1px solid var(--line)!important;background:var(--white);margin-bottom:10px;border-radius:10px!important;overflow:hidden}.accordion-button{background:var(--white)!important;color:var(--green)!important;font-weight:700;box-shadow:none!important;padding:19px 22px}.accordion-button:not(.collapsed){border-left:4px solid var(--orange)}.accordion-button:after{content:"+";background:none;font-size:25px;color:var(--orange);width:auto;height:auto}.accordion-button:not(.collapsed):after{content:"−";transform:none}.accordion-body{color:#536058;line-height:1.9;padding:0 24px 21px}
.cta{background:var(--green);color:#fff;padding:64px 0}.cta h2{font-family:"Noto Serif SC",serif;font-size:38px}.cta p{color:#d7e4da}.form-control{border:1px solid #afbbb0;border-radius:10px;padding:12px;background:var(--white)}.form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(22,72,62,.14)}.form-note{font-size:13px;color:#c8d9cc;margin-top:10px}
@media(max-width:992px){.navbar-collapse{padding-top:12px}.nav-link{padding:10px 0!important}.topic-hero{min-height:520px}.intro-grid,.longform-grid,.faq-grid{grid-template-columns:1fr;gap:25px}.chapter-no{font-size:55px}.feature-grid{grid-template-columns:1fr}.feature-text{margin-top:-25px;margin-left:22px;position:relative}.masonry{columns:2}.topic-index{margin-top:30px}.brand{font-size:30px}}
@media(max-width:768px){body{font-size:15px}.container{padding-left:18px;padding-right:18px}section{padding:55px 0}.topbar .status{display:none}.topic-hero{padding:50px 0;min-height:500px}.hero-copy h1{font-size:40px}.hero-copy p{font-size:16px}.section-head h2,.longform-body h2{font-size:31px}.article-copy,.longform-body p{font-size:16px}.feature-image{height:300px}.feature-text{padding:25px;margin: -18px 12px 0}.masonry{columns:1}.topic-card img,.topic-card.tall img{height:210px}.btn-main,.btn-line{display:block;text-align:center;margin:10px 0}.cta h2{font-size:31px}.top-btn{right:16px;bottom:16px}.hero-meta{gap:12px}.footer{padding-top:38px}}
@media(max-width:576px){.brand small{font-size:10px}.breadcrumbs{padding:13px 0}.hero-paper{padding:17px}.pullquote{font-size:20px}.feature-text h2{font-size:28px}.longform-aside{font-size:13px}.accordion-button{padding:16px}.accordion-body{padding:0 18px 18px}.cta{padding:50px 0}}

/* roulang page: category4 */
:root{--green:#16483e;--green2:#236456;--paper:#f7f4ed;--sand:#e9e1d3;--ink:#1e2724;--muted:#68736c;--line:#cbd2c7;--orange:#c86332;--white:#fffdf8;--shadow:0 10px 28px rgba(25,39,31,.08);--r:16px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.9;font-size:16px}
    ::selection{background:rgba(200,99,50,.22);color:var(--ink)}
    a{color:inherit;text-decoration:none;transition:.25s}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block;object-fit:cover}
    button,input,select,textarea{font:inherit}
    .container{max-width:1240px}
    .topbar{font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0;background:rgba(247,244,237,.96)}
    .topbar .status{color:var(--green);font-weight:700}
    .masthead{position:sticky;top:0;z-index:50;background:rgba(247,244,237,.97);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid rgba(203,210,199,.75)}
    .navbar{padding:14px 0}
    .brand{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;font-weight:900;letter-spacing:3px;color:var(--green);line-height:1;border-right:1px solid var(--line);padding-right:26px}
    .brand small{font-family:inherit;font-size:12px;letter-spacing:1px;color:var(--orange);display:block;margin-top:7px}
    .nav-link{font-size:14px;padding:17px 9px!important;position:relative;color:var(--ink);font-weight:650}
    .nav-link:after{content:"";position:absolute;bottom:5px;left:9px;right:9px;height:3px;background:transparent;transition:.25s}
    .nav-link:hover:after,.nav-link.active:after{background:var(--orange)}
    .navbar-toggler{border:1px solid var(--line);padding:8px 11px;border-radius:9px;color:var(--green)}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(22,72,62,.15)}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(200,99,50,.45);outline-offset:3px}
    section{padding:74px 0}
    .section-kicker,.eyebrow{font-size:12px;letter-spacing:2px;color:var(--orange);font-weight:800;text-transform:uppercase}
    .section-head{margin-bottom:32px}
    .section-head h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:38px;line-height:1.3;color:var(--green);margin:8px 0 12px;letter-spacing:1px}
    .section-head p{max-width:760px;color:var(--muted);margin:0}
    .btn-main,.btn-line{border-radius:9px;padding:12px 22px;font-weight:750;display:inline-block;border:1px solid var(--green);transition:.25s}
    .btn-main{background:var(--green);color:#fff}
    .btn-main:hover{background:var(--green2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
    .btn-line{color:var(--green);background:transparent;margin-left:10px}
    .btn-line:hover{background:#dfe9df;color:var(--green);transform:translateY(-2px)}
    .btn-main:active,.btn-line:active{transform:translateY(0)}
    .tag{display:inline-block;padding:2px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--green);background:#eef2e9;font-weight:700}
    .hero-guide{padding:60px 0 42px;background:linear-gradient(180deg,#f7f4ed 0%,#eee7da 100%)}
    .crumb{font-size:13px;color:var(--muted);margin-bottom:22px}
    .crumb a{color:var(--green);font-weight:700}
    .guide-panel{background:var(--green);color:#fff;border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
    .guide-copy{padding:42px}
    .guide-copy h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(36px,5vw,58px);line-height:1.22;letter-spacing:2px;margin:14px 0 20px}
    .guide-copy h1 span{color:#f0b08a;border-bottom:5px solid rgba(240,176,138,.42)}
    .guide-copy p{color:#dce9df;font-size:17px;max-width:660px}
    .guide-image{min-height:440px;background:linear-gradient(120deg,rgba(22,72,62,.2),rgba(22,72,62,.72)),url('/assets/images/coverpic/cover-4.webp') center/cover;position:relative}
    .rank-card{position:absolute;right:24px;bottom:24px;width:min(330px,calc(100% - 48px));background:var(--white);color:var(--ink);border-radius:16px;padding:20px;border:1px solid rgba(203,210,199,.8)}
    .rank-card h2{font-size:16px;color:var(--green);margin:0 0 12px;font-weight:800}
    .rank-row{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:10px 0;font-size:14px}
    .rank-row strong{color:var(--orange)}
    .guide-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
    .strip-item{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:14px 16px;color:var(--muted)}
    .strip-item b{display:block;color:var(--green);font-size:18px}
    .route{background:var(--white)}
    .route-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}
    .route-card{border:1px solid var(--line);border-radius:16px;padding:25px;background:#fffdf8;box-shadow:var(--shadow);position:relative;min-height:280px}
    .route-card .num{font-family:"Noto Serif SC",serif;font-size:52px;color:rgba(200,99,50,.22);line-height:1;font-weight:900}
    .route-card h3{color:var(--green);font-size:23px;margin:12px 0 10px}
    .route-card ul{padding-left:20px;color:#526159;margin-bottom:0}
    .longread{background:var(--paper)}
    .long-grid{display:grid;grid-template-columns:210px minmax(0,780px) 1fr;gap:38px;align-items:start}
    .chapter-rail{position:sticky;top:130px;border-left:3px solid var(--orange);padding-left:18px;color:var(--muted)}
    .chapter-rail strong{display:block;color:var(--green);font-size:22px}
    .article-body{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:34px 38px;box-shadow:var(--shadow)}
    .article-body h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:31px;color:var(--green);margin:0 0 18px}
    .article-body h3{font-size:22px;color:var(--green);margin:28px 0 10px}
    .article-body p{margin:0 0 17px;color:#3f4c46}
    .quote{border-left:5px solid var(--orange);background:#f3efe6;padding:18px 20px;border-radius:0 12px 12px 0;color:#48564e;margin:24px 0;font-family:"Noto Serif SC","Songti SC",serif}
    .side-note{background:#e8eee7;border:1px solid var(--line);border-radius:16px;padding:22px}
    .side-note h3{font-size:19px;color:var(--green)}
    .side-note li{margin:9px 0;color:#526159}
    .method{background:var(--green);color:#fff}
    .method .section-head h2{color:#fff}
    .method .section-head p{color:#d5e1d7}
    .method-grid{display:grid;grid-template-columns:4fr 8fr;gap:44px}
    .timeline{border-left:2px solid rgba(255,255,255,.24);padding-left:24px}
    .time-step{margin-bottom:28px;position:relative}
    .time-step:before{content:"";position:absolute;left:-33px;top:8px;width:16px;height:16px;border-radius:50%;background:var(--orange);border:3px solid #e8c2a7}
    .time-step h3{font-size:22px;margin:0 0 7px;color:#fff}
    .time-step p{color:#d8e5da;margin:0}
    .paper-card{background:var(--white);color:var(--ink);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:.25s;border:1px solid rgba(203,210,199,.65)}
    .paper-card:hover{transform:translateY(-3px)}
    .paper-card img{height:190px;width:100%}
    .paper-card .inside{padding:20px}
    .paper-card h3{font-size:21px;color:var(--green);margin:8px 0}
    .paper-card p{color:var(--muted);line-height:1.75;margin:0}
    .method-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .method-cards .paper-card:nth-child(2){margin-top:48px}
    .check-section{background:var(--sand)}
    .check-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px}
    .checklist-box{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:28px}
    .checklist-box h3{color:var(--green);font-size:24px;margin-bottom:16px}
    .checkline{display:grid;grid-template-columns:34px 1fr;gap:14px;padding:15px 0;border-top:1px solid var(--line)}
    .checkline span{width:30px;height:30px;border-radius:9px;background:#e8eee7;color:var(--green);display:grid;place-items:center;font-weight:900}
    .checkline b{display:block;color:var(--ink)}
    .checkline p{margin:2px 0 0;color:var(--muted);line-height:1.7}
    .mistakes{background:var(--paper)}
    .mistake-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .mistake{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:23px;display:grid;grid-template-columns:62px 1fr;gap:18px}
    .mistake .mark{font-family:"Noto Serif SC",serif;font-size:34px;color:var(--orange);line-height:1}
    .mistake h3{font-size:20px;color:var(--green);margin:0 0 6px}
    .mistake p{color:var(--muted);margin:0;line-height:1.75}
    .sample{background:var(--white)}
    .sample-layout{display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:start}
    .sample-article{border-top:3px solid var(--green);padding-top:24px}
    .sample-article h3{font-family:"Noto Serif SC","Songti SC",serif;color:var(--green);font-size:30px;margin-bottom:14px}
    .sample-article p{color:#46554d;margin-bottom:16px}
    .index-card{background:#f0eadf;border:1px solid var(--line);border-radius:18px;padding:24px}
    .index-card img{border-radius:14px;height:250px;width:100%;margin-bottom:18px}
    .index-card li{margin:10px 0;color:#526159}
    .reader{background:var(--sand)}
    .reader-grid{display:grid;grid-template-columns:1.35fr .75fr;gap:22px}
    .reader-main{background:var(--green);color:#fff;border-radius:18px;padding:34px}
    .reader-main blockquote{font-family:"Noto Serif SC","Songti SC",serif;font-size:27px;line-height:1.75;margin:0 0 18px;color:#fff}
    .reader-main span{color:#f0b08a}
    .reader-side{display:grid;gap:16px}
    .reader-note{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:20px}
    .reader-note p{color:#526159;margin:8px 0}
    .reader-note small{color:var(--orange);font-weight:700}
    .faq{background:var(--paper)}
    .faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px}
    .accordion-item{border:1px solid var(--line)!important;background:var(--white);margin-bottom:10px;border-radius:10px!important;overflow:hidden}
    .accordion-button{background:var(--white)!important;color:var(--green)!important;font-weight:750;box-shadow:none!important;padding:19px 22px}
    .accordion-button:not(.collapsed){border-left:4px solid var(--orange)}
    .accordion-button:after{content:"+";background:none;font-size:25px;color:var(--orange);width:auto;height:auto}
    .accordion-button:not(.collapsed):after{content:"−";transform:none}
    .accordion-body{color:#536058;line-height:1.9;padding:0 24px 21px}
    .cta{background:var(--green);color:#fff;padding:60px 0}
    .cta h2{font-family:"Noto Serif SC",serif;font-size:38px}
    .cta p{color:#d7e4da}
    .form-control{border:1px solid #afbbb0;border-radius:10px;padding:12px;background:var(--white)}
    .form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(22,72,62,.14)}
    .cta .form-control:focus{border-color:#f0b08a;box-shadow:0 0 0 4px rgba(240,176,138,.2)}
    .small-reminder{border-top:1px solid rgba(255,255,255,.18);margin-top:28px;padding-top:16px;color:#d7e4da;font-size:14px}
    .footer{background:#123a33;color:#d8e5da;padding:48px 0 20px;border-top:1px solid #40675c}
    .footer .brand{color:#fff;border-right:0;padding-right:0}
    .footer h3{font-size:16px;color:#fff;margin-bottom:14px}
    .footer a{color:#c8d8cd;font-size:14px}
    .footer a:hover{color:#f0b08a}
    .foot-bottom{border-top:1px solid rgba(203,210,199,.25);margin-top:30px;padding-top:18px;color:#b9cbbf;font-size:13px}
    .top-btn{position:fixed;right:22px;bottom:22px;background:var(--green);color:#fff;border:0;border-radius:8px;width:42px;height:42px;display:none;z-index:30;box-shadow:var(--shadow)}
    .top-btn.show{display:block}
    @media (max-width:1200px){.nav-link{font-size:13px;padding-left:7px!important;padding-right:7px!important}.brand{font-size:34px}}
    @media (max-width:992px){
      .brand{border-right:0;font-size:30px}
      .navbar-collapse{background:var(--white);border:1px solid var(--line);border-radius:14px;margin-top:14px;padding:10px 16px;box-shadow:var(--shadow)}
      .nav-link{padding:10px 0!important}
      .guide-copy{padding:32px}
      .guide-image{min-height:360px}
      .guide-strip,.route-grid,.method-grid,.check-grid,.mistake-list,.sample-layout,.reader-grid,.faq-grid{grid-template-columns:1fr}
      .long-grid{grid-template-columns:1fr;gap:24px}
      .chapter-rail{position:static}
      .method-cards{grid-template-columns:1fr}
      .method-cards .paper-card:nth-child(2){margin-top:0}
    }
    @media (max-width:768px){
      section{padding:54px 0}
      .container{padding-left:18px;padding-right:18px}
      .topbar .status{display:none}
      .guide-copy h1{font-size:40px}
      .guide-panel .row{--bs-gutter-x:0}
      .guide-copy{padding:28px 22px}
      .rank-card{position:relative;right:auto;bottom:auto;margin:24px;width:auto}
      .guide-strip{grid-template-columns:1fr 1fr}
      .article-body{padding:25px 22px}
      .section-head h2{font-size:31px}
      .reader-main blockquote{font-size:23px}
      .cta h2{font-size:31px}
    }
    @media (max-width:576px){
      body{font-size:15px}
      .guide-strip{grid-template-columns:1fr}
      .btn-main,.btn-line{display:block;text-align:center;margin:10px 0}
      .route-card,.checklist-box,.reader-main{padding:22px}
      .mistake{grid-template-columns:1fr}
      .brand{font-size:28px;letter-spacing:2px}
      .foot-bottom{line-height:1.8}
      .top-btn{right:16px;bottom:16px}
    }