/* roulang page: index */
:root{
--green:#163d35;--green-2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;
--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--white:#fffdf8;
--line:rgba(22,61,53,.16);--radius:18px;--small-radius:12px;--shadow:0 16px 40px rgba(21,33,30,.08);
--ease:260ms cubic-bezier(.2,.7,.2,1);--shell:260px;--max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.85}
body,button,input,select,textarea{font-family:inherit}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font-size:16px}
button{cursor:pointer}
::selection{background:var(--orange);color:#fff}
:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
::-webkit-scrollbar{width:9px}::-webkit-scrollbar-thumb{background:#aeb7ad;border-radius:20px}::-webkit-scrollbar-track{background:var(--paper)}
.off-canvas-wrapper{min-height:100vh}
.shell-nav{position:fixed;z-index:20;left:0;top:0;width:var(--shell);height:100vh;background:var(--green);color:#f7f2e8;padding:30px 20px 20px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}
.brand-mark{width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;height:2px;background:var(--orange);transform:rotate(-35deg);left:5px;right:5px}
.brand-mark:before{top:13px}.brand-mark:after{top:22px}
.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.3;margin-top:2px}
.side-label{font-size:11px;color:#a9bdb3;letter-spacing:.16em;margin:22px 8px 8px}
.side-menu{display:block;margin:0;padding:0;list-style:none}
.side-menu li{margin:3px 0}.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;color:#d7e0da;border-radius:0 10px 10px 0;font-size:14px}
.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}
.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);font-weight:700;color:#fff}
.side-tip{margin-top:auto;background:#235147;border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:16px;color:#e8eee9;font-size:13px;line-height:1.7}
.side-tip b{display:block;color:#fff1d8;margin-bottom:5px}
.side-bottom{padding:18px 8px 0;color:#9eb1a7;font-size:11px;line-height:1.7}
.side-bottom a{color:#d8e4dc}.side-bottom a:hover{color:#fff}
.mobile-bar{display:none}
.main{margin-left:var(--shell);overflow:hidden}
.container{width:min(calc(100% - 64px),var(--max));margin:0 auto}
.crumb{font-size:12px;color:var(--muted);padding:25px 0 8px;letter-spacing:.03em}
.crumb span{color:var(--orange);margin:0 7px}
.hero{min-height:700px;padding:18px 0 80px;background:var(--paper);position:relative}
.hero:after{content:"01 / READ CLEARLY";position:absolute;right:6%;top:100px;color:rgba(22,61,53,.12);font:700 12px monospace;letter-spacing:.18em;transform:rotate(90deg)}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:58px;align-items:center;padding-top:40px}
.eyebrow,.section-kicker{color:var(--orange);font:700 12px/1.2 monospace;letter-spacing:.17em;text-transform:uppercase}
h1,h2,h3{color:var(--ink);margin:0;font-weight:800;letter-spacing:-.045em;line-height:1.18}
h1{font-size:clamp(48px,6vw,76px);max-width:700px;margin:18px 0 25px}
h2{font-size:clamp(32px,4vw,48px);margin:12px 0 18px}
h3{font-size:22px;margin-bottom:9px}
.lead{font-size:19px;line-height:1.9;color:var(--muted);max-width:690px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 20px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid var(--green);font-weight:700;transition:all var(--ease)}
.button.primary{background:var(--green);color:#fffdf8}.button.primary:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}
.button.secondary{background:transparent;color:var(--green)}.button.secondary:hover{background:var(--green);color:#fff}
.notice-line{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px}.notice-line i{width:8px;height:8px;background:var(--orange);border-radius:50%;display:inline-block}
.hero-art{position:relative;min-height:450px;border-radius:22px;overflow:hidden;background:var(--green);box-shadow:var(--shadow)}
.hero-art img{width:100%;height:450px;object-fit:cover;opacity:.72}
.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(20deg,rgba(22,61,53,.85),transparent 65%)}
.index-panel{position:absolute;z-index:2;bottom:24px;left:24px;right:24px;background:rgba(245,241,232,.96);padding:20px;border-radius:15px;color:var(--ink)}
.index-panel strong{display:block;font-size:18px;margin-bottom:10px}.index-links{display:flex;gap:8px;flex-wrap:wrap}.index-links a{font-size:12px;border:1px solid var(--line);padding:4px 9px;border-radius:30px}.index-links a:hover{border-color:var(--orange);color:var(--orange)}
.section{padding:92px 0}.section.compact{padding:70px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}.section.dark h2,.section.dark h3{color:#fff}.section.dark .section-kicker{color:#ef9b70}.section.dark .muted{color:#bfd0c6}
.section-head{max-width:720px;margin-bottom:38px}.section-head p{color:var(--muted);font-size:17px;margin:0}.dark .section-head p{color:#bfd0c6}
.split{display:grid;grid-template-columns:4fr 8fr;gap:70px}.chapter-no{font:700 72px/1 monospace;color:var(--orange);letter-spacing:-.1em}.chapter-title{font-size:32px;margin-top:14px}
.prose p{margin:0 0 20px;color:var(--muted);font-size:16px}.dark .prose p{color:#d0ddd5}.prose strong{color:var(--green)}
.quote{border-left:3px solid var(--orange);padding:14px 20px;background:#eee8dc;margin:26px 0;font-size:18px;color:var(--green);font-weight:700}.dark .quote{background:#235147;color:#fff}
.path-grid{display:grid;grid-template-columns:5fr 7fr;gap:30px;align-items:stretch}.path-image{border-radius:18px;overflow:hidden;min-height:420px}.path-image img{width:100%;height:100%;object-fit:cover}.path-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.info-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:rgba(255,253,248,.7);transition:all var(--ease)}.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--orange)}.info-card .number{color:var(--orange);font:700 13px monospace;display:block;margin-bottom:14px}.info-card p{color:var(--muted);font-size:14px;margin:0}.info-card a,.text-link{display:inline-block;margin-top:13px;color:var(--green);font-size:14px;font-weight:700;border-bottom:1px solid var(--orange)}.info-card a:hover,.text-link:hover{color:var(--orange)}
.asymmetric{display:grid;grid-template-columns:8fr 4fr;gap:28px}.feature-article{background:var(--paper);border-radius:20px;padding:34px}.feature-article p{color:var(--muted);margin:12px 0}.side-index{border-top:2px solid var(--orange);padding-top:16px}.side-index ol{margin:15px 0 0 22px;color:var(--muted)}.side-index li{padding:8px 0;border-bottom:1px solid var(--line)}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:35px}.metric{border-top:1px solid rgba(255,255,255,.3);padding-top:19px}.metric strong{display:block;color:#fff;font:700 46px/1 monospace}.metric span{display:block;color:#bfd0c6;margin-top:10px;font-size:14px}.bars{margin-top:38px;display:grid;gap:15px}.bar-line{display:grid;grid-template-columns:150px 1fr 40px;align-items:center;gap:14px;font-size:13px}.bar-track{height:8px;background:#376258;border-radius:10px;overflow:hidden}.bar-track i{display:block;height:100%;background:var(--orange);border-radius:10px}
.news-layout{display:grid;grid-template-columns:8fr 4fr;gap:42px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:92px 1fr 80px;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.news-date{font:700 22px/1.1 monospace;color:var(--green)}.news-date small{display:block;color:var(--muted);font:12px sans-serif;margin-top:5px}.news-item h3{font-size:18px}.news-item p{margin:4px 0;color:var(--muted);font-size:14px;line-height:1.65}.read-more{font-size:13px;color:var(--orange);font-weight:700;white-space:nowrap}.news-feature{background:var(--green);color:#fff;padding:26px;border-radius:18px}.news-feature img{height:180px;width:100%;object-fit:cover;border-radius:12px;margin-bottom:20px}.news-feature h3{color:#fff}.news-feature p{color:#c6d5cc;font-size:14px}
.brand-story{display:grid;grid-template-columns:5fr 7fr;gap:60px;align-items:center}.brand-story img{width:100%;height:350px;object-fit:cover;border-radius:20px}.brand-copy p{color:var(--muted);margin:0 0 17px}
.long-read{display:grid;grid-template-columns:8fr 4fr;gap:70px}.reading-note{border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:23px;height:max-content;position:sticky;top:30px}.reading-note b{color:#fff}.reading-note ul{margin:15px 0 0 18px;color:#bfd0c6;font-size:14px}.numbered{counter-reset:item;list-style:none;margin:24px 0;padding:0}.numbered li{counter-increment:item;display:grid;grid-template-columns:42px 1fr;gap:15px;margin:20px 0;color:#d0ddd5}.numbered li:before{content:counter(item,decimal-leading-zero);color:var(--orange);font:700 15px monospace;padding-top:3px}
.feedback-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:16px;align-items:start}.feedback{border:1px solid var(--line);border-radius:17px;padding:24px;background:var(--white)}.feedback.large{grid-row:span 2;background:var(--paper);padding:32px}.feedback q{display:block;font-size:19px;line-height:1.7;color:var(--green);font-weight:700;margin:16px 0}.feedback small{color:var(--muted);font-size:12px}.feedback em{font-style:normal;color:var(--orange);font-size:12px}
.accordion{background:transparent;margin:0}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{background:transparent!important;border:0!important;color:var(--ink)!important;padding:21px 42px 21px 0;font-weight:700;font-size:17px;position:relative}.accordion-title:before{content:"+";right:4px;left:auto;color:var(--orange);font-size:25px;transform:none}.is-active>.accordion-title:before{content:"−"}.accordion-content{border:0!important;background:transparent!important;color:var(--muted);padding:0 35px 22px 0;font-size:15px}
.form-zone{display:grid;grid-template-columns:5fr 7fr;gap:55px;align-items:start}.form-box{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:28px}.form-box label{font-size:13px;color:var(--green);font-weight:700}.form-box input,.form-box select,.form-box textarea{border:1px solid var(--sand);border-radius:10px;background:#fffdf9;box-shadow:none;margin:6px 0 16px;min-height:46px;padding:10px 13px;color:var(--ink)}.form-box textarea{min-height:105px;resize:vertical}.form-box input:focus,.form-box select:focus,.form-box textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(22,61,53,.12)}.form-note{font-size:12px;color:var(--muted);margin-top:10px}
.cta{background:var(--green);color:#fff;padding:55px 0;position:relative;overflow:hidden}.cta:after{content:"///";position:absolute;right:7%;top:35px;font:700 90px monospace;color:rgba(255,255,255,.07);letter-spacing:-.2em}.cta h2{color:#fff;max-width:700px}.cta p{color:#c7d6cd;max-width:690px}.cta .button.secondary{color:#fff;border-color:#b9d0c3}.cta .button.secondary:hover{background:#fff;color:var(--green)}
.extended{display:flex;gap:10px;overflow:auto;white-space:nowrap;padding:4px 0}.extended a{border:1px solid var(--line);padding:11px 17px;border-radius:30px;font-size:13px;background:var(--white)}.extended a:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.footer{background:#102d28;color:#c5d4cc;padding:58px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}.footer h3{color:#fff;font-size:17px;letter-spacing:0;margin-bottom:15px}.footer p,.footer li{font-size:13px;line-height:1.8}.footer p{color:#a9bdb3}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:6px 0}.footer a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.16);margin-top:38px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#a9bdb3;font-size:12px}.copyright a{color:#d9e7df}
@media(max-width:1199px){:root{--shell:240px}.container{width:min(calc(100% - 48px),var(--max))}.hero-grid{gap:35px}}
@media(max-width:1023px){.shell-nav{display:none}.main{margin-left:0;padding-top:70px}.mobile-bar{display:flex;position:fixed;z-index:30;top:0;left:0;right:0;height:70px;background:var(--green);color:#fff;align-items:center;justify-content:space-between;padding:0 20px;box-shadow:0 4px 20px rgba(0,0,0,.12)}.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:800}.mobile-brand .brand-mark{width:32px;height:32px}.menu-button{background:transparent;border:1px solid rgba(255,255,255,.4);border-radius:9px;color:#fff;min-width:45px;height:42px;font-size:22px}.off-canvas{background:var(--green);color:#fff;width:290px;padding:25px}.off-canvas .side-menu a{color:#d7e0da}.off-canvas .side-menu{margin-top:20px}.hero{min-height:0}.hero-grid{grid-template-columns:1fr 1fr}.split,.path-grid,.brand-story,.form-zone{gap:35px}.metric-row{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){body{font-size:16px}.container{width:calc(100% - 36px)}.section{padding:64px 0}.hero{padding-bottom:55px}.hero-grid,.split,.path-grid,.asymmetric,.news-layout,.brand-story,.long-read,.form-zone{grid-template-columns:1fr}.hero-grid{padding-top:20px}.hero-art,.hero-art img{min-height:330px;height:330px}.hero:after{display:none}h1{font-size:44px}.lead{font-size:17px}.path-list{grid-template-columns:1fr}.chapter-no{font-size:56px}.metric-row{gap:15px}.metric strong{font-size:36px}.news-item{grid-template-columns:72px 1fr}.news-item .read-more{grid-column:2}.feedback-grid{grid-template-columns:1fr}.feedback.large{grid-row:auto}.reading-note{position:static}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:8px}}
@media(max-width:479px){.container{width:calc(100% - 28px)}.mobile-bar{padding:0 14px}h1{font-size:36px}.hero-actions .button{width:100%}.hero-art,.hero-art img{height:280px;min-height:280px}.section{padding:52px 0}.section-head{margin-bottom:27px}.footer-grid{grid-template-columns:1fr}.bar-line{grid-template-columns:100px 1fr 30px;gap:8px;font-size:12px}.news-item{grid-template-columns:1fr}.news-date{font-size:18px}.news-item .read-more{grid-column:1}.feature-article,.form-box{padding:22px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category3 */
:root{--green:#163d35;--green2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;--sand:#d8d1c4;--orange:#d96734;--cream:#fffdf8;--line:rgba(22,61,53,.16);--radius:18px;--small:12px;--shadow:0 16px 40px rgba(21,33,30,.08);--ease:260ms cubic-bezier(.2,.7,.2,1);--shell:240px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.85 "PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif}a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}img{display:block;max-width:100%;height:auto}button,input,select,textarea{font:inherit}button{cursor:pointer}::selection{background:var(--orange);color:#fff}.container{width:min(calc(100% - 64px),var(--max));margin:auto}
.shell-nav{position:fixed;inset:0 auto 0 0;z-index:20;width:var(--shell);padding:30px 20px 18px;background:var(--green);color:#f7f2e8;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}.brand-mark{display:inline-block;position:relative;width:38px;height:38px;flex:0 0 38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;overflow:hidden}.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:5px;right:5px;height:2px;background:var(--orange);transform:rotate(-35deg)}.brand-mark:before{top:13px}.brand-mark:after{top:22px}.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.35;margin-top:2px}.nav-note{margin:21px 8px 12px;color:#b9c9c0;font:700 10px/1 monospace;letter-spacing:.14em}.side-menu{padding:0;margin:0;list-style:none}.side-menu li{margin:3px 0}.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;border-radius:0 10px 10px 0;color:#d7e0da;font-size:14px}.side-menu a:hover{color:#fff;background:rgba(255,255,255,.09);transform:translateX(3px)}.side-menu a.active{font-weight:700;color:#fff;border-left-color:var(--orange);background:rgba(255,255,255,.12)}.side-tip{margin-top:auto;padding:16px;border:1px solid rgba(255,255,255,.18);border-radius:14px;background:rgba(255,255,255,.06)}.side-tip b{display:block;color:#fff;font-size:13px}.side-tip p{margin:7px 0 0;color:#c4d3ca;font-size:12px;line-height:1.65}.side-bottom{padding:16px 8px 0;color:#aebfb5;font-size:11px}.side-bottom a:hover{color:#fff}.main{margin-left:var(--shell);overflow:hidden}.mobile-bar{display:none}
.breadcrumb{padding:24px 0 8px;color:var(--muted);font-size:13px}.breadcrumb span{padding:0 8px;color:var(--orange)}.hero{position:relative;min-height:540px;padding:38px 0 66px;background:var(--green);color:#fff;overflow:hidden}.hero:after{content:"03 / DATA NOTES";position:absolute;right:4%;top:70px;color:rgba(255,255,255,.13);font:700 12px monospace;letter-spacing:.22em;writing-mode:vertical-rl}.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:end}.eyebrow,.kicker{color:#ef9b70;font:700 12px/1 monospace;letter-spacing:.16em}.hero h1{max-width:700px;margin:20px 0;font-size:clamp(44px,5vw,68px);line-height:1.1;letter-spacing:-.05em}.lead{max-width:680px;margin:0;color:#d4e0d9;font-size:18px;line-height:1.9}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:1px solid var(--green);border-radius:13px;background:var(--green);color:#fff;font-weight:700}.button:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}.button.light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}.button.light:hover{background:#fff;color:var(--green);border-color:#fff}.data-cover{position:relative;min-height:385px;border:1px solid rgba(255,255,255,.18);border-radius:22px;overflow:hidden}.data-cover img{height:385px;width:100%;object-fit:cover;opacity:.42}.data-cover:after{content:"静态阅读示意";position:absolute;right:18px;bottom:16px;padding:4px 10px;border:1px solid rgba(255,255,255,.45);border-radius:20px;color:#fff;font-size:12px}.section{padding:88px 0}.paper{background:var(--paper)}.dark{background:var(--green);color:#f8f3e9}.section-head{max-width:760px;margin-bottom:36px}.section-head h2{margin:12px 0;font-size:clamp(30px,3.5vw,44px);line-height:1.2}.section-head p{margin:0;color:var(--muted);font-size:17px}.dark .section-head p{color:#c4d4ca}.reading-grid{display:grid;grid-template-columns:4fr 8fr;gap:42px}.aside-note{padding:26px;border-top:3px solid var(--orange);background:var(--paper)}.aside-note h3{margin:0 0 14px;font-size:22px}.aside-note p,.article p{color:var(--muted);margin:0 0 18px}.article h3{margin:34px 0 12px;font-size:25px}.article h3:first-child{margin-top:0}.article blockquote{margin:28px 0;padding:18px 22px;border-left:3px solid var(--orange);background:#fbf8f0;color:var(--green);font-weight:700}.article ul{padding-left:1.4em;color:var(--muted)}.index-list{margin:24px 0 0;padding:0;list-style:none}.index-list a{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}.index-list i{font-style:normal;color:var(--orange);font-family:monospace}.chart-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.chart-card{padding:24px;border:1px solid rgba(255,255,255,.22);border-radius:var(--radius);background:rgba(255,255,255,.05)}.chart-card h3{margin:0;font-size:18px}.chart-card p{color:#c6d5cc;font-size:14px}.bar{height:9px;margin:17px 0 7px;border-radius:99px;background:rgba(255,255,255,.16);overflow:hidden}.bar span{display:block;height:100%;border-radius:inherit;background:var(--orange)}.bar-label{display:flex;justify-content:space-between;color:#d5e0d9;font:12px monospace}.number-list{counter-reset:item;margin:0;padding:0;list-style:none}.number-list li{position:relative;padding:20px 0 20px 64px;border-bottom:1px solid var(--line)}.number-list li:before{counter-increment:item;content:"0" counter(item);position:absolute;left:0;top:21px;color:var(--orange);font:700 20px monospace}.number-list h3{margin:0;font-size:19px}.number-list p{margin:5px 0 0;color:var(--muted);font-size:14px}.image-text{display:grid;grid-template-columns:5fr 7fr;gap:46px;align-items:center}.image-text img{width:100%;height:390px;object-fit:cover;border-radius:20px}.tip{padding:20px 22px;border-left:3px solid var(--orange);background:#f2e8db;color:var(--green)}.tip strong{display:block;margin-bottom:5px}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.related-card{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--cream)}.related-card img{width:100%;height:180px;object-fit:cover;transition:transform var(--ease)}.related-card:hover img{transform:scale(1.03)}.related-card div{padding:20px}.related-card span{color:var(--orange);font:700 11px monospace;letter-spacing:.1em}.related-card h3{margin:10px 0;font-size:20px}.related-card p{margin:0;color:var(--muted);font-size:14px}.accordion{margin:0;background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{padding:20px 42px 20px 0!important;border:0!important;background:transparent!important;color:var(--ink)!important;font-size:17px;font-weight:700}.accordion-title:before{right:5px!important;color:var(--orange);font-size:25px}.accordion-content{padding:0 0 20px!important;border:0!important;background:transparent!important;color:var(--muted)}.cta{padding:68px 0;background:var(--green);color:#fff}.cta-box{display:flex;gap:30px;align-items:center;justify-content:space-between;padding:38px;border:1px solid rgba(255,255,255,.22);border-radius:22px;background:linear-gradient(115deg,rgba(255,255,255,.08),transparent)}.cta h2{max-width:690px;margin:0 0 12px;font-size:38px;line-height:1.2}.cta p{max-width:700px;margin:0;color:#cad8d0}.footer{padding:62px 0 22px;background:#102d27;color:#d4e0d9}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}.footer .brand{padding:0 0 12px;border:0}.footer p{margin:0;color:#b8c8bf;font-size:13px;line-height:1.75}.footer h3{margin:0 0 13px;color:#fff;font-size:14px}.footer ul{padding:0;margin:0;list-style:none}.footer li{margin:7px 0}.footer a:hover{color:#ef9b70}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);color:#abc0b5;font-size:12px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--orange);outline-offset:3px}@media(max-width:1024px){.shell-nav{display:none}.main{margin-left:0}.mobile-bar{position:sticky;top:0;z-index:50;height:66px;padding:0 20px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:space-between}.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:700}.mobile-brand .brand-mark{width:31px;height:31px;flex-basis:31px}.menu-button{min-width:44px;height:44px;border:1px solid rgba(255,255,255,.35);border-radius:10px;background:transparent;color:#fff;font-size:22px}.off-canvas{background:var(--green);color:#fff;padding:24px}.off-canvas .side-menu a{color:#d7e0da}.off-canvas .side-menu a.active{color:#fff}.hero-grid,.reading-grid{grid-template-columns:1fr}.data-cover{min-height:290px}.data-cover img{height:290px}.hero{min-height:auto}.aside-note{display:grid;grid-template-columns:1fr 1fr;gap:20px}.aside-note h3,.aside-note p{grid-column:1/-1}.index-list{margin:0}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:767px){.container{width:min(calc(100% - 36px),var(--max))}.section{padding:62px 0}.hero{padding:28px 0 52px}.hero h1{font-size:42px}.lead{font-size:16px}.chart-grid,.related,.image-text{grid-template-columns:1fr}.image-text img{height:260px}.aside-note{display:block}.cta-box{display:block;padding:28px}.cta h2{font-size:31px}.cta .button{margin-top:20px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin:8px 0}}@media(max-width:480px){.hero h1{font-size:35px}.hero-actions{display:grid}.button{width:100%}.breadcrumb{font-size:12px}.section-head h2{font-size:29px}.chart-grid{gap:12px}.data-cover,.data-cover img{height:240px;min-height:240px}}

/* roulang page: category2 */
:root{
--green:#163d35;--green-2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;
--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--white:#fffdf8;
--line:rgba(22,61,53,.16);--radius:18px;--small-radius:12px;--shadow:0 16px 40px rgba(21,33,30,.08);
--ease:260ms cubic-bezier(.2,.7,.2,1);--shell:240px;--max:1240px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.85}
body,button,input,select,textarea{font-family:inherit}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font-size:16px}
button{cursor:pointer}
::selection{background:var(--orange-soft);color:var(--ink)}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.off-canvas-wrapper{min-height:100vh}
.shell-nav{position:fixed;z-index:20;left:0;top:0;width:var(--shell);height:100vh;background:var(--green);color:#f7f2e8;padding:30px 20px 20px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}
.brand-mark{display:inline-block;width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden;flex:0 0 auto}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;height:2px;background:var(--orange);transform:rotate(-35deg);left:5px;right:5px}
.brand-mark:before{top:13px}.brand-mark:after{top:22px}
.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.3;margin-top:2px}
.side-menu{display:block;margin:20px 0 0;padding:0;list-style:none}
.side-menu li{margin:3px 0}
.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;color:#d7e0da;border-radius:0 10px 10px 0;font-size:14px}
.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}
.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);font-weight:700;color:#fff}
.side-tip{margin-top:auto;border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:15px;color:#d8e4dc;background:rgba(255,255,255,.05);font-size:12px;line-height:1.7}
.side-tip strong{display:block;color:#fff;font-size:13px;margin-bottom:4px}
.side-bottom{padding:15px 8px 0;color:#aec1b6;font-size:11px}.side-bottom a{color:#d8e4dc}.side-bottom a:hover{color:#fff}
.mobile-bar{display:none}
.main{margin-left:var(--shell);overflow:hidden}
.container{width:min(calc(100% - 64px),var(--max));margin:0 auto}
.breadcrumb{padding:21px 0 10px;color:var(--muted);font-size:13px}.breadcrumb a:hover{color:var(--orange)}
.hero{padding:18px 0 76px;background:var(--paper);position:relative;overflow:hidden}
.hero:before{content:"02 / DRAW NOTES";position:absolute;right:5%;top:78px;color:rgba(22,61,53,.11);font:700 12px monospace;letter-spacing:.18em;writing-mode:vertical-rl}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.eyebrow,.section-kicker{color:var(--orange);font:700 12px/1.2 monospace;letter-spacing:.17em}
h1,h2,h3,h4{line-height:1.22;margin:0;color:var(--ink)}h1{font-size:clamp(42px,5vw,68px);letter-spacing:-.05em}h2{font-size:clamp(30px,3.4vw,45px);letter-spacing:-.035em}h3{font-size:22px}
.lead{font-size:18px;line-height:1.9;color:var(--muted);margin:22px 0 0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid var(--green);font-weight:700}
.button.primary{background:var(--green);color:#fffdf8}.button.primary:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}
.button.secondary{background:transparent;color:var(--green)}.button.secondary:hover{background:var(--green);color:#fff}
.hero-art{position:relative;min-height:405px;overflow:hidden;border-radius:22px;background:var(--green);box-shadow:var(--shadow)}
.hero-art img{width:100%;height:405px;object-fit:cover;opacity:.64}.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(22,61,53,.78),transparent 70%)}
.art-note{position:absolute;z-index:2;bottom:22px;left:22px;right:22px;padding:17px;border-left:3px solid var(--orange);background:rgba(245,241,232,.94);color:var(--ink);font-size:14px;line-height:1.65}
.section{padding:88px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}.section.dark h2,.section.dark h3{color:#fff}.section.dark .section-kicker{color:#ef9b70}.section.dark p{color:#c5d4cb}
.section-head{max-width:770px;margin-bottom:38px}.section-head p{color:var(--muted);margin:14px 0 0;font-size:17px}
.timeline{position:relative;margin-left:18px;padding-left:34px;border-left:1px solid var(--sand)}
.time-item{position:relative;padding:0 0 31px}.time-item:before{content:"";position:absolute;width:13px;height:13px;border-radius:50%;background:var(--paper);border:3px solid var(--orange);left:-41px;top:8px}
.time-date{font:700 13px monospace;color:var(--orange);letter-spacing:.08em}.time-item h3{margin:6px 0}.time-item p{margin:0;color:var(--muted)}
.read-grid{display:grid;grid-template-columns:4fr 8fr;gap:52px}.index-panel{align-self:start;background:var(--green);padding:27px;border-radius:var(--radius);color:#f8f3e9}.index-panel h3{color:#fff;font-size:20px}.index-panel ol{margin:19px 0 0;padding:0;list-style:none;counter-reset:num}.index-panel li{counter-increment:num;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:14px}.index-panel li:before{content:"0" counter(num);color:#ef9b70;font:700 12px monospace;margin-right:12px}
.article p{margin:0 0 19px;color:var(--muted);font-size:17px}.article h3{margin:30px 0 12px}.quote{margin:28px 0;padding:20px 24px;border-left:4px solid var(--orange);background:var(--paper);font-weight:700;line-height:1.8}
.number-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.number-card{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);transition:var(--ease)}.number-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--orange)}.number-card b{font:700 13px monospace;color:var(--orange)}.number-card h3{font-size:19px;margin:13px 0 8px}.number-card p{font-size:14px;color:var(--muted);margin:0}
.notice{padding:26px;border:1px solid #dba37f;background:#fbf2eb;border-radius:var(--radius)}.notice h3{font-size:20px;color:var(--green);margin-bottom:8px}.notice p{margin:0;color:#4e5d56}
.split-feature{display:grid;grid-template-columns:5fr 7fr;background:var(--paper);border-radius:22px;overflow:hidden}.split-feature img{width:100%;height:100%;min-height:360px;object-fit:cover}.split-copy{padding:40px}.split-copy p{color:var(--muted);margin:16px 0}.check-list{padding:0;margin:22px 0;list-style:none}.check-list li{padding:10px 0 10px 27px;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"—";position:absolute;left:0;color:var(--orange);font-weight:700}
.observation-list{border-top:1px solid rgba(255,255,255,.2)}.observe-item{display:grid;grid-template-columns:68px 1fr;gap:20px;padding:23px 0;border-bottom:1px solid rgba(255,255,255,.2)}.observe-item b{font:700 16px monospace;color:#ef9b70}.observe-item h3{font-size:19px}.observe-item p{margin:6px 0 0;font-size:14px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.related-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}.related-card:hover{border-color:var(--orange);box-shadow:var(--shadow);transform:translateY(-4px)}.related-card img{width:100%;height:180px;object-fit:cover;transition:transform var(--ease)}.related-card:hover img{transform:scale(1.03)}.related-card div{padding:20px}.related-card p{font-size:14px;color:var(--muted);margin:9px 0}.text-link{font-size:14px;font-weight:700;color:var(--green);border-bottom:1px solid var(--orange)}.text-link:hover{color:var(--orange)}
.accordion{margin:0;background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{background:transparent!important;border:0!important;color:var(--ink)!important;padding:21px 43px 21px 0;font-weight:700;font-size:17px;position:relative}.accordion-title:before{content:"+";right:4px;left:auto;color:var(--orange);font-size:25px;transform:none}.is-active>.accordion-title:before{content:"−"}.accordion-content{border:0!important;background:transparent!important;color:var(--muted);padding:0 30px 22px 0;line-height:1.85}
.cta{padding:70px 0;background:var(--green);position:relative;overflow:hidden}.cta:after{content:"///";position:absolute;right:6%;bottom:-45px;color:rgba(217,103,52,.38);font-size:180px;font-weight:700;letter-spacing:-.2em}.cta-inner{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:end;gap:30px}.cta h2{color:#fff;max-width:700px}.cta p{color:#c5d4cb;max-width:650px;margin:15px 0 0}
.footer{background:#102d27;color:#d8e4dc;padding:62px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}.footer .brand{border:0;padding:0 0 12px}.footer p{font-size:13px;line-height:1.75;margin:0;color:#b9c9c0}.footer h3{color:#fff;font-size:15px;margin:0 0 13px}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:7px 0}.footer li a{font-size:13px;color:#cbd8d0}.footer a:hover{color:#ef9b70}.copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;margin-top:38px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:#aebfb5}.copyright a{color:#f6f0e5}
@media(max-width:1024px){.shell-nav{display:none}.main{margin-left:0}.mobile-bar{height:64px;padding:0 20px;background:var(--green);display:flex;align-items:center;justify-content:space-between;color:#fff;position:sticky;top:0;z-index:30}.mobile-brand{display:flex;align-items:center;gap:9px;font-weight:700}.mobile-brand .brand-mark{width:31px;height:31px;border-radius:9px}.menu-button{border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;border-radius:9px;width:44px;height:42px;font-size:20px}.off-canvas{background:var(--green);color:#fff;padding:25px 18px;width:280px}.off-canvas .side-menu{margin-top:20px}.off-canvas .side-menu a{color:#d7e0da}.off-canvas .brand{color:#fff}.hero{padding-top:6px}.hero-grid{gap:30px}.container{width:min(calc(100% - 44px),var(--max))}}
@media(max-width:767px){.hero-grid,.read-grid,.split-feature{grid-template-columns:1fr}.hero{padding-bottom:54px}.hero-art{min-height:290px}.hero-art img{height:290px}.section{padding:62px 0}.number-cards,.related-grid{grid-template-columns:1fr}.split-feature img{min-height:240px}.split-copy{padding:28px}.cta-inner{display:block}.cta .hero-actions{margin-bottom:0}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.article p{font-size:16px}.observe-item{grid-template-columns:54px 1fr}}
@media(max-width:480px){.container{width:calc(100% - 32px)}h1{font-size:37px}.lead{font-size:16px}.hero-actions .button{width:100%}.footer-grid{grid-template-columns:1fr}.breadcrumb{font-size:12px}.section-head p{font-size:16px}.art-note{left:14px;right:14px;bottom:14px}.number-card{padding:21px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}

/* roulang page: category1 */
:root{
--green:#163d35;--green-2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;
--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--white:#fffdf8;
--line:rgba(22,61,53,.16);--radius:18px;--small-radius:12px;
--shadow:0 16px 40px rgba(21,33,30,.08);--ease:260ms cubic-bezier(.2,.7,.2,1);
--shell:260px;--max:1240px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.85}
body,button,input,select,textarea{font-family:inherit}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font-size:16px}
button{cursor:pointer}
h1,h2,h3,h4{line-height:1.25;margin:0 0 16px;font-weight:800;letter-spacing:-.035em}
h1{font-size:clamp(42px,5vw,68px)}
h2{font-size:clamp(30px,3.4vw,44px)}
h3{font-size:22px}
p{margin:0 0 18px}
::selection{background:var(--orange-soft);color:var(--green)}
:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
.shell-nav{position:fixed;z-index:30;left:0;top:0;width:var(--shell);height:100vh;background:var(--green);color:#f7f2e8;padding:30px 20px 20px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}
.brand-mark{width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden;flex:none}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;height:2px;background:var(--orange);transform:rotate(-35deg);left:5px;right:5px}
.brand-mark:before{top:13px}.brand-mark:after{top:22px}
.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.3;margin-top:2px}
.nav-caption{color:#91aaa0;font-size:11px;letter-spacing:.14em;margin:26px 12px 8px}
.side-menu{display:block;margin:0;padding:0;list-style:none}
.side-menu li{margin:3px 0}.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;color:#d7e0da;border-radius:0 10px 10px 0;font-size:14px}
.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}
.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);font-weight:700;color:#fff}
.side-note{margin-top:auto;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:16px;color:#d4e0d8;font-size:13px;line-height:1.7}
.side-note strong{display:block;color:#fff;margin-bottom:4px}
.side-bottom{margin-top:16px;color:#9eb4aa;font-size:12px}.side-bottom a{color:#d8e4dc}.side-bottom a:hover{color:#fff}
.mobile-bar{display:none}.main{margin-left:var(--shell);overflow:hidden}.container{width:min(calc(100% - 64px),var(--max));margin:0 auto}
.crumbs{padding:22px 0 0;color:var(--muted);font-size:13px}.crumbs a:hover{color:var(--orange)}
.hero{min-height:610px;padding:12px 0 82px;background:var(--paper);position:relative}
.hero:after{content:"01 / EVENT READING";position:absolute;right:5%;top:120px;color:rgba(22,61,53,.13);font:700 12px monospace;letter-spacing:.18em;transform:rotate(90deg)}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:58px;align-items:center;padding-top:58px}
.eyebrow,.section-kicker{color:var(--orange);font:700 12px/1.2 monospace;letter-spacing:.17em;text-transform:uppercase}
.lead{font-size:19px;line-height:1.9;color:var(--muted);max-width:690px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 20px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid var(--green);font-weight:700;transition:all var(--ease)}
.button.primary{background:var(--green);color:#fffdf8}.button.primary:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}
.button.secondary{background:transparent;color:var(--green)}.button.secondary:hover{background:var(--green);color:#fff}
.risk-tag{display:inline-block;color:var(--green);background:#e9e0d1;border-left:3px solid var(--orange);padding:7px 12px;font-size:13px}
.hero-art{position:relative;min-height:430px;border-radius:22px;overflow:hidden;background:var(--green);box-shadow:var(--shadow)}
.hero-art img{width:100%;height:430px;object-fit:cover;opacity:.68}.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(20deg,rgba(22,61,53,.9),transparent 70%)}
.video-label{position:absolute;z-index:2;left:28px;bottom:28px;color:#fff;max-width:270px}.video-label strong{display:block;font-size:20px}.video-label span{font-size:13px;color:#d5e0d8}
.play-button{position:absolute;z-index:3;right:28px;top:28px;width:58px;height:58px;border:1px solid rgba(255,255,255,.7);border-radius:50%;background:rgba(22,61,53,.55);color:#fff;font-size:21px}
.play-button:hover{background:var(--orange);transform:scale(1.06)}
.section{padding:88px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}
.section.dark h2,.section.dark h3{color:#fff}.section.dark .section-kicker{color:#ef9b70}.section.dark .muted{color:#bfd0c6}
.section-head{max-width:760px;margin-bottom:38px}.section-head p{color:var(--muted);font-size:17px}.dark .section-head p{color:#bfd0c6}
.intro-grid{display:grid;grid-template-columns:3fr 9fr;gap:45px}.chapter-no{font:700 60px/1 monospace;color:var(--orange);letter-spacing:-.08em}.chapter-label{font-weight:800;font-size:24px}
.prose{max-width:820px}.prose p{color:var(--muted);font-size:17px}.prose strong{color:var(--green)}
.index-box{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:var(--white)}.index-box h3{font-size:18px}.index-box a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}.index-box a:last-child{border:0}.index-box a:hover{color:var(--orange);padding-left:5px}
.path-grid{display:grid;grid-template-columns:5fr 7fr;gap:30px;align-items:stretch}.path-image{min-height:360px}.path-image img{width:100%;height:100%;object-fit:cover;border-radius:20px}.path-copy{padding:12px 0}
.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:25px}.info-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:rgba(255,253,248,.72);transition:all var(--ease)}.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--orange)}.info-card .number{color:var(--orange);font:700 13px monospace;display:block;margin-bottom:10px}.info-card p{color:var(--muted);font-size:14px;margin:0}.info-card a{display:inline-block;margin-top:12px;color:var(--green);font-size:14px;font-weight:700;border-bottom:1px solid var(--orange)}
.timeline{border-left:2px solid rgba(217,103,52,.55);padding-left:28px}.timeline-item{position:relative;padding:0 0 30px}.timeline-item:before{content:"";position:absolute;left:-36px;top:9px;width:13px;height:13px;border-radius:50%;background:var(--orange);border:3px solid var(--paper)}.timeline-item time{font:700 12px monospace;color:var(--orange)}.timeline-item h3{font-size:20px;margin:5px 0}.timeline-item p{color:var(--muted);font-size:15px}
.article-layout{display:grid;grid-template-columns:8fr 4fr;gap:48px}.feature-article{background:var(--paper);border-radius:20px;padding:34px}.feature-article p{color:var(--muted);margin:12px 0}.quote{border-left:4px solid var(--orange);padding:17px 20px;background:#ebe4d8;color:var(--green);font-weight:700;margin:26px 0}.note-list{padding-left:20px;color:var(--muted)}.note-list li{margin:8px 0}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:38px}.metric{border-top:1px solid rgba(255,255,255,.3);padding-top:14px}.metric b{display:block;font:700 34px monospace;color:#fff}.metric span{font-size:13px;color:#bfd0c6}.bar{height:6px;background:rgba(255,255,255,.14);margin-top:10px}.bar i{display:block;height:100%;background:var(--orange)}
.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:92px 1fr 90px;gap:20px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}.news-item time{font:700 14px monospace;color:var(--orange)}.news-item h3{font-size:18px;margin:0 0 3px}.news-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}.news-item .text-link{text-align:right}
.feedback-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:16px;align-items:start}.feedback{border:1px solid var(--line);border-radius:var(--radius);padding:27px;background:var(--white)}.feedback.large{background:var(--green);color:#fff}.feedback.large p{color:#d9e4dc;font-size:20px}.feedback p{font-size:16px}.feedback small{color:var(--muted)}.feedback.large small{color:#b9cdc1}
.accordion{background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{background:transparent!important;border:0!important;color:var(--ink)!important;padding:21px 42px 21px 0;font-weight:700;font-size:17px;position:relative}.accordion-title:before{content:"+";right:4px;left:auto;color:var(--orange);font-size:25px;transform:none}.is-active>.accordion-title:before{content:"−"}.accordion-content{background:transparent!important;border:0!important;color:var(--muted);padding:0 38px 22px 0;font-size:15px}
.cta{background:var(--green);color:#fff;padding:70px 0;position:relative;overflow:hidden}.cta:after{content:"// READ WITH BOUNDARIES";position:absolute;right:4%;bottom:24px;color:rgba(255,255,255,.18);font:12px monospace;letter-spacing:.16em}.cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:end}.cta p{color:#c6d5cc;max-width:650px}.cta .secondary{border-color:#dbe6de;color:#fff}.cta .secondary:hover{background:#fff;color:var(--green)}
.footer{background:#102d27;color:#d7e2da;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:35px}.footer .brand{border:0;padding:0 0 12px}.footer p{color:#afc1b7;font-size:13px;line-height:1.8}.footer h3{color:#fff;font-size:15px}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:7px 0;font-size:13px}.footer a:hover{color:#ef9b70}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#aebfb5;font-size:12px}
@media(max-width:1023px){:root{--shell:0}.shell-nav{display:none}.mobile-bar{display:flex;position:sticky;top:0;z-index:40;height:70px;background:var(--green);color:#fff;align-items:center;justify-content:space-between;padding:0 20px}.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:800}.mobile-brand .brand-mark{width:32px;height:32px}.menu-button{width:44px;height:44px;border:1px solid rgba(255,255,255,.4);border-radius:10px;background:transparent;color:#fff;font-size:22px}.main{margin-left:0}.hero-grid{gap:30px}.container{width:min(calc(100% - 40px),var(--max))}}
@media(max-width:767px){h1{font-size:38px}.hero{min-height:auto;padding-bottom:55px}.hero-grid,.intro-grid,.path-grid,.article-layout,.cta-grid{grid-template-columns:1fr;gap:28px}.hero-art,.hero-art img{min-height:320px;height:320px}.section{padding:62px 0}.chapter-no{font-size:48px}.info-grid,.metric-row,.feedback-grid,.footer-grid{grid-template-columns:1fr 1fr}.news-item{grid-template-columns:72px 1fr}.news-item .text-link{grid-column:2;text-align:left}.copyright{display:block}.copyright span{display:block;margin-bottom:10px}}
@media(max-width:479px){.container{width:calc(100% - 32px)}.lead{font-size:16px}.info-grid,.metric-row,.footer-grid{grid-template-columns:1fr}.hero-actions .button{width:100%}.feedback-grid{grid-template-columns:1fr}.section-head{margin-bottom:27px}.feature-article{padding:23px}.news-item{gap:12px}.news-item h3{font-size:16px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category4 */
:root{
--green:#163d35;--green-2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;
--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--white:#fffdf8;
--line:rgba(22,61,53,.16);--radius:18px;--small-radius:12px;--shadow:0 16px 40px rgba(21,33,30,.08);
--ease:260ms cubic-bezier(.2,.7,.2,1);--shell:240px;--max:1240px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.85}
body,button,input,select,textarea{font-family:inherit}
::selection{background:var(--orange-soft);color:var(--ink)}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font-size:16px}
button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(217,103,52,.58);outline-offset:3px}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#aeb9b1;border-radius:20px}
::-webkit-scrollbar-track{background:var(--paper)}
.off-canvas-wrapper{min-height:100vh;background:var(--white)}
.shell-nav{position:fixed;z-index:30;left:0;top:0;width:var(--shell);height:100vh;background:var(--green);color:#f7f2e8;padding:30px 20px 18px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}
.brand-mark{width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden;flex:0 0 auto}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;height:2px;background:var(--orange);transform:rotate(-35deg);left:5px;right:5px}
.brand-mark:before{top:13px}.brand-mark:after{top:22px}
.brand strong{display:block;font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.3;margin-top:2px}
.nav-note{margin:20px 8px 12px;color:#aebfb5;font:700 10px/1.4 monospace;letter-spacing:.15em}
.side-menu{display:block;margin:0;padding:0;list-style:none}
.side-menu li{margin:3px 0}
.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;color:#d7e0da;border-radius:0 10px 10px 0;font-size:14px}
.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}
.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);font-weight:700;color:#fff}
.side-tip{margin-top:auto;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:14px 15px}
.side-tip span{display:block;color:#ef9b70;font:700 10px monospace;letter-spacing:.12em}.side-tip p{font-size:12px;line-height:1.65;margin:7px 0 0;color:#dbe6df}
.side-bottom{padding:15px 8px 0;color:#aebfb5;font-size:11px;line-height:1.7}.side-bottom a{color:#d8e4dc}.side-bottom a:hover{color:#fff}
.mobile-bar{display:none}
.main{margin-left:var(--shell);overflow:hidden}
.container{width:min(calc(100% - 64px),var(--max));margin:0 auto}
.breadcrumb{padding:26px 0 15px;color:var(--muted);font-size:13px}.breadcrumb a:hover{color:var(--orange)}.breadcrumb span{margin:0 8px;color:#a3aaa5}
.doc-hero{position:relative;padding:42px 0 72px;background:var(--paper);overflow:hidden;border-bottom:1px solid var(--line)}
.doc-hero:before{content:"04 / RULES";position:absolute;right:4%;top:46px;color:rgba(22,61,53,.1);font:700 14px monospace;letter-spacing:.18em;writing-mode:vertical-rl}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:end}
.eyebrow,.section-kicker{display:block;color:var(--orange);font:700 12px/1.2 monospace;letter-spacing:.16em;text-transform:uppercase}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.22}h1{font-size:clamp(42px,5vw,68px);letter-spacing:-.055em;margin:15px 0 19px;max-width:740px}h2{font-size:clamp(30px,3.3vw,44px);letter-spacing:-.04em;margin:12px 0 18px}h3{font-size:22px}p{margin:0 0 16px}
.lead{max-width:725px;font-size:18px;line-height:1.95;color:var(--muted)}
.hero-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}.tag{border:1px solid var(--line);border-radius:99px;padding:5px 10px;color:var(--green);background:rgba(255,253,248,.7);font-size:12px;font-weight:700}
.hero-cover{height:335px;position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);background:var(--green)}
.hero-cover img{width:100%;height:100%;object-fit:cover;opacity:.74}.hero-cover:after{content:"阅读前，先确认信息来源与适用范围";position:absolute;inset:auto 18px 17px 18px;color:#fffdf8;font-weight:700;font-size:14px;letter-spacing:.02em}
.section{padding:88px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}.section.dark h2,.section.dark h3{color:#fff}.section.dark .section-kicker{color:#ef9b70}.section.dark p{color:#c8d6ce}
.section-head{max-width:760px;margin-bottom:34px}.section-head p{color:var(--muted);font-size:17px}.dark .section-head p{color:#c8d6ce}
.rule-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(260px,4fr);gap:56px;align-items:start}
.article{font-size:17px;line-height:2}.article p{color:#3e4c46;margin-bottom:21px}.article h3{margin:40px 0 15px;font-size:25px}.article h3:first-child{margin-top:0}
.article h3 .num{font:700 13px monospace;color:var(--orange);letter-spacing:.12em;margin-right:9px}.article ul{padding-left:22px;margin:0 0 22px}.article li{margin:9px 0;color:#405049}
.toc{position:sticky;top:26px;border:1px solid var(--line);padding:22px;border-radius:var(--radius);background:var(--white);box-shadow:0 10px 28px rgba(21,33,30,.04)}.toc h3{font-size:16px;margin-bottom:12px}.toc a{display:block;border-left:2px solid var(--sand);padding:8px 0 8px 12px;font-size:14px;color:var(--muted)}.toc a:hover{border-color:var(--orange);color:var(--green);transform:translateX(3px)}
.notice{border-left:4px solid var(--orange);background:#fbf0e8;padding:20px 21px;border-radius:0 var(--small-radius) var(--small-radius) 0;margin:30px 0}.notice strong{display:block;color:var(--green);margin-bottom:6px}.notice p{margin:0!important;font-size:15px!important}
.term-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.term{padding:21px;border:1px solid var(--line);border-radius:14px;background:var(--white);transition:all var(--ease)}.term:hover{transform:translateY(-4px);border-color:var(--orange);box-shadow:var(--shadow)}.term b{display:block;color:var(--orange);font-size:13px;margin-bottom:8px}.term p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.18);border-radius:18px;overflow:hidden}.step{min-height:222px;padding:25px;background:rgba(9,31,26,.18)}.step:hover{background:rgba(255,255,255,.08)}.step-no{color:#ef9b70;font:700 14px monospace;letter-spacing:.15em}.step h3{font-size:20px;margin:21px 0 10px}.step p{font-size:14px;line-height:1.75;margin:0}
.read-list{border-top:1px solid var(--line)}.read-item{display:grid;grid-template-columns:78px 1fr auto;gap:22px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}.read-item .date{color:var(--orange);font:700 13px monospace;line-height:1.35}.read-item h3{font-size:18px;margin-bottom:3px}.read-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.65}.text-link{padding-bottom:2px;border-bottom:1px solid var(--orange);font-size:14px;font-weight:700;color:var(--green);white-space:nowrap}.text-link:hover{color:var(--orange)}
.image-band{display:grid;grid-template-columns:5fr 7fr;gap:38px;align-items:center}.image-band img{width:100%;height:315px;object-fit:cover;border-radius:18px}.check-list{list-style:none;padding:0;margin:22px 0 0}.check-list li{position:relative;padding:11px 0 11px 29px;border-bottom:1px solid var(--line);color:#435049}.check-list li:before{content:"✓";position:absolute;left:2px;color:var(--orange);font-weight:800}
.accordion{margin:0;background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{background:transparent!important;border:0!important;color:var(--ink)!important;padding:20px 44px 20px 0;font-weight:700;font-size:17px;position:relative}.accordion-title:before{content:"+";right:4px;left:auto;color:var(--orange);font-size:26px;line-height:1;transform:none}.is-active>.accordion-title:before{content:"−"}.accordion-content{background:transparent!important;border:0!important;padding:0 12px 22px 0;color:var(--muted);font-size:15px;line-height:1.9}
.cta{padding:72px 0;background:var(--paper)}.cta-box{position:relative;overflow:hidden;border-radius:22px;background:var(--green);padding:52px 56px;color:#fffdf8}.cta-box:after{content:"GUIDE / 04";position:absolute;right:22px;bottom:-20px;color:rgba(255,255,255,.1);font:700 42px monospace;letter-spacing:-.1em}.cta-box h2{color:#fffdf8;max-width:670px}.cta-box p{position:relative;z-index:1;max-width:650px;color:#cad8cf;font-size:17px}.cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid var(--green);font-weight:700;transition:all var(--ease)}.button.primary{background:var(--orange);border-color:var(--orange);color:#fff}.button.primary:hover{background:#ed7b45;transform:translateY(-3px)}.button.secondary{border-color:#d8e4dc;color:#fffdf8;background:transparent}.button.secondary:hover{background:#fffdf8;color:var(--green)}
.footer{background:#102c26;color:#d4e0d9;padding:57px 0 24px}.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.12fr;gap:34px}.footer .brand{display:flex;color:#fff;padding:0 0 12px;border:0}.footer p{font-size:13px;line-height:1.8;color:#b8c9c0}.footer h3{color:#fff;font-size:15px;margin:3px 0 12px}.footer ul{list-style:none;padding:0;margin:0}.footer li{margin:8px 0}.footer li a{font-size:13px;color:#c3d2ca}.footer li a:hover,.footer a:hover{color:#ef9b70}.copyright{border-top:1px solid rgba(255,255,255,.16);margin-top:36px;padding-top:19px;display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap;font-size:12px;color:#aec0b6}.copyright a{color:#e4ede7}
@media(max-width:1199px){:root{--shell:230px}.container{width:min(calc(100% - 48px),var(--max))}.rule-layout{gap:36px}}
@media(max-width:1023px){.shell-nav{display:none}.main{margin-left:0}.mobile-bar{display:flex;position:sticky;top:0;z-index:40;height:68px;background:var(--green);color:#fff;align-items:center;justify-content:space-between;padding:0 22px;box-shadow:0 3px 14px rgba(0,0,0,.16)}.mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800}.mobile-brand .brand-mark{width:31px;height:31px;border-radius:9px}.menu-button{width:44px;height:44px;border:1px solid rgba(255,255,255,.3);background:transparent;border-radius:11px;color:#fff;font-size:21px}.off-canvas{background:var(--green);color:#fff;padding:25px 18px}.off-canvas .brand{color:#fff}.off-canvas .side-menu{margin-top:18px}.off-canvas .side-tip{margin-top:25px}.hero-grid{gap:30px}.rule-layout{grid-template-columns:minmax(0,1fr) 250px}.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){.container{width:min(calc(100% - 32px),var(--max))}.breadcrumb{padding:17px 0 10px}.doc-hero{padding:30px 0 48px}.doc-hero:before{display:none}.hero-grid,.rule-layout,.image-band{grid-template-columns:1fr}.hero-cover{height:260px;order:-1}.toc{position:relative;top:auto;order:-1}.section{padding:62px 0}.article{font-size:16px}.article h3{font-size:22px;margin-top:31px}.term-grid{grid-template-columns:1fr}.read-item{grid-template-columns:60px 1fr}.read-item .text-link{grid-column:2}.steps{grid-template-columns:1fr}.step{min-height:auto}.image-band img{height:250px}.cta-box{padding:36px 26px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.copyright{display:block}.copyright span{display:block;margin:7px 0}}
@media(max-width:480px){h1{font-size:36px}.lead{font-size:16px}.mobile-bar{padding:0 15px}.hero-meta{gap:6px}.tag{font-size:11px}.section-head p{font-size:16px}.read-item{gap:12px}.read-item h3{font-size:16px}.footer-grid{grid-template-columns:1fr}.cta-actions .button{width:100%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category5 */
:root{--green:#163d35;--green2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;--white:#fffdf8;--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--line:rgba(22,61,53,.16);--radius:18px;--small:12px;--shadow:0 16px 40px rgba(21,33,30,.08);--ease:260ms cubic-bezier(.2,.7,.2,1);--shell:240px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.86}body,button,input,select,textarea{font-family:inherit}a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}img{display:block;max-width:100%;height:auto}button,input,select,textarea{font-size:16px}button{cursor:pointer}::selection{background:var(--orange-soft);color:var(--ink)}:focus-visible{outline:3px solid rgba(217,103,52,.72);outline-offset:3px}.container{width:min(calc(100% - 64px),var(--max));margin:auto}
.shell-nav{position:fixed;z-index:30;left:0;top:0;width:var(--shell);height:100vh;padding:30px 20px 20px;display:flex;flex-direction:column;background:var(--green);color:#f7f2e8}.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}.brand-mark{display:inline-block;width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden;flex:none}.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:5px;right:5px;height:2px;background:var(--orange);transform:rotate(-35deg)}.brand-mark:before{top:13px}.brand-mark:after{top:22px}.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.35;margin-top:2px}.side-label{margin:21px 10px 8px;color:#a9beb3;font:700 11px/1.3 monospace;letter-spacing:.15em}.side-menu{padding:0;margin:0;list-style:none}.side-menu li{margin:3px 0}.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;border-radius:0 10px 10px 0;color:#d7e0da;font-size:14px}.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);color:#fff;font-weight:700}.side-bottom{margin-top:auto}.reminder{padding:15px;border:1px solid rgba(255,255,255,.14);border-radius:14px;background:rgba(255,255,255,.06)}.reminder b{display:block;color:#fff;font-size:13px;margin-bottom:5px}.reminder p{margin:0;color:#bfd0c6;font-size:12px;line-height:1.7}.side-links{display:flex;gap:12px;margin:14px 4px 0;color:#b9c9c0;font-size:11px}.side-links a:hover{color:#fff}.mobile-bar{display:none}.main{margin-left:var(--shell);overflow:hidden}.breadcrumb{padding:24px 0 0;color:var(--muted);font-size:13px}.breadcrumb span{margin:0 7px;color:var(--orange)}
.hero{padding:30px 0 84px;background:var(--paper);position:relative;overflow:hidden}.hero:before{content:"05 / PUBLIC GOOD";position:absolute;right:5%;top:96px;font:700 12px monospace;letter-spacing:.18em;color:rgba(22,61,53,.13);writing-mode:vertical-rl}.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:54px;align-items:center}.eyebrow,.kicker{color:var(--orange);font:700 12px/1.3 monospace;letter-spacing:.16em}.hero h1{font-size:clamp(42px,5vw,70px);line-height:1.12;letter-spacing:-.055em;margin:16px 0 20px}.lead{max-width:620px;color:var(--muted);font-size:18px;line-height:1.95}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;min-height:48px;padding:0 20px;align-items:center;justify-content:center;border-radius:13px;border:1px solid var(--green);font-weight:700}.button.primary{background:var(--green);color:var(--white)}.button.primary:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}.button.secondary{color:var(--green);background:transparent}.button.secondary:hover{background:var(--green);color:#fff}.hero-visual{min-height:410px;border-radius:22px;overflow:hidden;position:relative;background:var(--green);box-shadow:var(--shadow)}.hero-visual img{width:100%;height:410px;object-fit:cover;opacity:.74}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(20deg,rgba(22,61,53,.82),transparent 68%)}.visual-note{position:absolute;z-index:2;left:24px;bottom:24px;right:24px;padding:17px 18px;background:rgba(245,241,232,.95);border-left:3px solid var(--orange);border-radius:0 12px 12px 0}.visual-note b{display:block;font-size:14px}.visual-note span{color:var(--muted);font-size:13px}
.section{padding:92px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}.section.dark h2,.section.dark h3{color:#fff}.section.dark p{color:#c6d5cc}.section-head{max-width:760px;margin-bottom:38px}.section-head h2{font-size:clamp(30px,3.5vw,45px);line-height:1.23;letter-spacing:-.04em;margin:12px 0}.section-head p{color:var(--muted);font-size:17px;margin:0}.intro-grid{display:grid;grid-template-columns:4fr 8fr;gap:58px}.chapter-no{font:700 clamp(70px,10vw,136px)/.8 monospace;color:var(--orange);letter-spacing:-.1em}.chapter-aside h2{font-size:29px;line-height:1.25;margin:20px 0}.article-copy p{margin:0 0 19px;color:var(--muted);font-size:17px}.article-copy strong{color:var(--green)}.pullquote{margin:30px 0;padding:24px 28px;border-left:4px solid var(--orange);background:var(--paper);font-size:19px;line-height:1.75;color:var(--green);font-weight:700}
.theme-grid{display:grid;grid-template-columns:7fr 5fr;gap:22px}.story-image{overflow:hidden;border-radius:var(--radius);min-height:430px}.story-image img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}.story-image:hover img{transform:scale(1.03)}.theme-list{display:grid;gap:12px}.theme-item{padding:21px 22px;border:1px solid var(--line);border-radius:15px;background:var(--white);transition:all var(--ease)}.theme-item:hover{transform:translateY(-4px);border-color:var(--orange);box-shadow:var(--shadow)}.theme-item b{display:block;font-size:17px;margin-bottom:5px}.theme-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.72}.tag{display:inline-block;margin-bottom:8px;color:var(--orange);font:700 11px monospace;letter-spacing:.11em}
.timeline{position:relative;margin-left:18px;border-left:1px solid var(--sand)}.time-item{position:relative;padding:0 0 38px 40px}.time-item:before{content:"";position:absolute;left:-7px;top:7px;width:13px;height:13px;border-radius:50%;background:var(--orange);border:3px solid var(--paper)}.time-item:last-child{padding-bottom:0}.time-date{color:var(--orange);font:700 13px monospace;letter-spacing:.12em}.time-item h3{font-size:22px;margin:5px 0}.time-item p{max-width:760px;margin:0;color:var(--muted)}
.deep-grid{display:grid;grid-template-columns:8fr 4fr;gap:48px}.deep-copy h2{font-size:34px;line-height:1.3;margin-top:10px}.deep-copy h3{font-size:22px;margin:34px 0 10px}.deep-copy p{color:#d6e2db;font-size:17px}.deep-copy ul{padding-left:20px;color:#d6e2db}.deep-copy li{margin-bottom:10px}.side-note{align-self:start;padding:25px;border:1px solid rgba(255,255,255,.2);border-radius:16px;background:rgba(255,255,255,.06)}.side-note h3{font-size:18px;margin-top:0}.side-note ol{padding-left:20px;margin:0}.side-note li{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.13);color:#d6e2db;font-size:14px}.side-note li:last-child{border:0}.notice{margin-top:30px;padding:19px 22px;border:1px solid var(--orange);border-radius:14px;background:rgba(217,103,52,.09);color:#f4ded0}.notice b{display:block;margin-bottom:5px;color:#fff}
.reading-list{border-top:1px solid var(--line)}.reading-item{display:grid;grid-template-columns:112px 1fr auto;gap:24px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}.reading-item .date{color:var(--orange);font:700 15px monospace}.reading-item h3{font-size:19px;margin:0 0 4px}.reading-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.text-link{color:var(--green);font-weight:700;font-size:14px;border-bottom:1px solid var(--orange);white-space:nowrap}.text-link:hover{color:var(--orange)}
.feedback-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:16px}.quote-card,.scene-card{border:1px solid var(--line);border-radius:var(--radius);padding:25px;background:var(--white)}.quote-card.big{background:var(--green);border-color:var(--green);color:#fff;min-height:265px}.quote-card big{display:block;color:var(--orange);font-size:45px;line-height:.8}.quote-card p{font-size:18px;line-height:1.75;margin:18px 0}.quote-card:not(.big) p{color:var(--muted);font-size:15px}.quote-meta{font-size:12px;color:#b9c9c0}.quote-card:not(.big) .quote-meta{color:var(--muted)}.scene-card{padding:0;overflow:hidden}.scene-card img{width:100%;height:145px;object-fit:cover}.scene-card div{padding:17px}.scene-card p{margin:5px 0 0;color:var(--muted);font-size:13px}
.accordion{margin:0;background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{padding:21px 44px 21px 0!important;border:0!important;background:transparent!important;color:var(--ink)!important;font-size:17px;font-weight:700;position:relative}.accordion-title:before{content:"+"!important;left:auto!important;right:5px!important;color:var(--orange);font-size:27px;line-height:1;top:19px!important}.is-active>.accordion-title:before{content:"−"!important}.accordion-content{padding:0 20px 23px 0!important;border:0!important;background:transparent!important;color:var(--muted);line-height:1.85}.faq-no{color:var(--orange);font:700 12px monospace;margin-right:11px}
.cta{padding:68px 0;background:var(--green);position:relative;overflow:hidden}.cta:after{content:"公益 / 阅读 / 边界";position:absolute;right:-10px;bottom:-16px;color:rgba(255,255,255,.08);font:700 56px/1 monospace;white-space:nowrap}.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:8fr 4fr;gap:30px;align-items:end}.cta h2{margin:10px 0;color:#fff;font-size:clamp(31px,4vw,48px);line-height:1.2}.cta p{max-width:700px;margin:0;color:#c6d5cc;font-size:17px}.cta-actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}.cta .secondary{color:#fff;border-color:#b9c9c0}.cta .secondary:hover{background:#fff;color:var(--green)}
.footer{padding:62px 0 24px;background:#102c26;color:#d6e2db}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}.footer .brand{border:0;padding:0 0 12px;color:#fff}.footer p{margin:0;color:#b9c9c0;font-size:13px;line-height:1.8}.footer h3{margin:0 0 13px;color:#fff;font-size:15px}.footer ul{padding:0;margin:0;list-style:none}.footer li{margin:8px 0}.footer li a,.copyright a{color:#c7d5cd;font-size:13px}.footer a:hover{color:#fff}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:#b9c9c0}
@media(max-width:1024px){.shell-nav{display:none}.mobile-bar{height:66px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;background:var(--green);color:#fff;position:sticky;top:0;z-index:40}.mobile-brand{display:flex;align-items:center;gap:9px;font-weight:700}.mobile-brand .brand-mark{width:31px;height:31px;border-radius:9px 9px 9px 3px}.mobile-brand .brand-mark:before{top:10px}.mobile-brand .brand-mark:after{top:18px}.menu-button{width:44px;height:44px;border:1px solid rgba(255,255,255,.25);border-radius:10px;background:transparent;color:#fff;font-size:21px}.main{margin-left:0}.off-canvas{background:var(--green);color:#fff;padding:25px 18px}.off-canvas .side-menu a{color:#d7e0da}.off-canvas .side-menu a.active{color:#fff}.hero-grid{gap:32px}.container{width:min(calc(100% - 48px),var(--max)}}@media(max-width:767px){.container{width:min(calc(100% - 32px),var(--max))}.breadcrumb{padding-top:18px}.hero{padding-bottom:56px}.hero-grid,.intro-grid,.theme-grid,.deep-grid,.cta-grid{grid-template-columns:1fr}.hero-visual{min-height:300px}.hero-visual img{height:300px}.section{padding:64px 0}.intro-grid{gap:25px}.chapter-no{font-size:78px}.theme-grid{gap:15px}.story-image{min-height:260px}.deep-grid{gap:26px}.feedback-grid{grid-template-columns:1fr}.reading-item{grid-template-columns:1fr;gap:8px}.reading-item .text-link{margin-top:5px}.cta-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin:8px 0}}@media(max-width:480px){body{font-size:16px}.mobile-bar{padding:0 15px}.hero h1{font-size:38px}.lead{font-size:16px}.hero-actions,.cta-actions{display:grid;grid-template-columns:1fr}.button{width:100%}.section-head h2,.deep-copy h2{font-size:29px}.footer-grid{grid-template-columns:1fr}.visual-note{left:15px;right:15px;bottom:15px}.quote-card{padding:20px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category6 */
:root{
--green:#163d35;--green-2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;
--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--white:#fffdf8;
--line:rgba(22,61,53,.16);--radius:18px;--small-radius:12px;
--shadow:0 16px 40px rgba(21,33,30,.08);--ease:260ms cubic-bezier(.2,.7,.2,1);
--shell:260px;--max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.85}
body,button,input,select,textarea{font-family:inherit}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font-size:16px}
button{cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
h1{font-size:clamp(44px,5.2vw,70px);line-height:1.12;letter-spacing:-.05em;margin:18px 0}
h2{font-size:clamp(30px,3.2vw,45px);line-height:1.2;letter-spacing:-.035em}
h3{font-size:22px;line-height:1.35}
:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
::selection{background:var(--orange-soft);color:var(--ink)}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-thumb{background:#b8b2a6;border-radius:10px}
.container{width:min(calc(100% - 64px),var(--max));margin:0 auto}
.shell-nav{position:fixed;z-index:30;left:0;top:0;width:var(--shell);height:100vh;background:var(--green);color:#f7f2e8;padding:30px 20px 20px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}
.brand-mark{width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden;flex:none}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;height:2px;background:var(--orange);transform:rotate(-35deg);left:5px;right:5px}
.brand-mark:before{top:13px}.brand-mark:after{top:22px}
.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.3;margin-top:2px}
.side-caption{font-size:12px;color:#a8beb3;margin:18px 8px 8px}
.side-menu{display:block;margin:0;padding:0;list-style:none}
.side-menu li{margin:3px 0}.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;color:#d7e0da;border-radius:0 10px 10px 0;font-size:14px}
.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}
.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);font-weight:700;color:#fff}
.side-note{margin-top:auto;border:1px solid rgba(255,255,255,.18);padding:16px;border-radius:14px;background:rgba(255,255,255,.06);font-size:13px;color:#d5e0d9;line-height:1.7}
.side-note strong{display:block;color:#fff;margin-bottom:4px}
.side-bottom{font-size:12px;color:#a9bdb3;padding:18px 8px 0}.side-bottom a{color:#d8e4dc}.side-bottom a:hover{color:#fff}
.main{margin-left:var(--shell);overflow:hidden}
.mobile-bar{display:none}
.breadcrumb{padding:22px 0 0;color:var(--muted);font-size:13px}.breadcrumb span{color:var(--orange);margin:0 8px}
.page-hero{background:var(--paper);padding:0 0 74px;position:relative}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;padding-top:42px}
.eyebrow,.section-kicker{color:var(--orange);font:700 12px/1.2 monospace;letter-spacing:.17em}
.lead{font-size:19px;line-height:1.9;color:var(--muted);max-width:700px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid var(--green);font-weight:700}
.button.primary{background:var(--green);color:#fffdf8}.button.primary:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}
.button.secondary{background:transparent;color:var(--green)}.button.secondary:hover{background:var(--green);color:#fff}
.hero-visual{position:relative;min-height:390px;border-radius:22px;overflow:hidden;background:var(--green);box-shadow:var(--shadow)}
.hero-visual img{width:100%;height:390px;object-fit:cover;opacity:.65}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(25deg,rgba(22,61,53,.92),transparent 70%)}
.visual-note{position:absolute;z-index:2;left:28px;bottom:25px;color:#fff;max-width:275px}.visual-note b{font-size:28px;display:block;line-height:1.3}.visual-note p{font-size:14px;color:#d2ded7;margin:8px 0 0}
.section{padding:88px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}
.section.dark h2,.section.dark h3{color:#fff}.section.dark .section-kicker{color:#ef9b70}.section-head{max-width:760px;margin-bottom:38px}.section-head p{color:var(--muted);font-size:17px}.dark .section-head p{color:#bfd0c6}
.split{display:grid;grid-template-columns:3fr 9fr;gap:48px}.chapter-no{font:700 54px/1 monospace;color:var(--orange);letter-spacing:-.1em}.chapter-title{font-size:32px;margin-top:14px}
.long-copy{max-width:800px}.long-copy p{color:var(--muted);margin-bottom:18px}.dark .long-copy p{color:#c5d3cb}
.long-copy h3{margin-top:30px}.quote{border-left:3px solid var(--orange);padding:12px 20px;margin:26px 0;background:rgba(217,103,52,.08);font-size:18px}
.dark .quote{background:rgba(255,255,255,.08)}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}
.info-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:rgba(255,253,248,.72);transition:all var(--ease)}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--orange)}
.info-card .number{color:var(--orange);font:700 13px monospace;display:block;margin-bottom:10px}.info-card p{color:var(--muted);font-size:14px;margin:0}
.info-card h3{margin-bottom:8px}
.notice{border:1px solid rgba(217,103,52,.5);border-radius:16px;padding:24px 28px;background:#fbf0e6}.notice h3{color:var(--green);margin-bottom:8px}.notice p{margin:0;color:var(--muted)}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.flow-item{padding:25px 22px;border-right:1px solid var(--line)}.flow-item:last-child{border:0}.flow-item strong{font:700 28px monospace;color:var(--orange);display:block}.flow-item h3{font-size:18px;margin:10px 0 5px}.flow-item p{font-size:14px;color:var(--muted);margin:0}
.image-story{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}.image-story img{height:370px;width:100%;object-fit:cover;border-radius:20px}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}.metric{padding:22px;border-top:2px solid var(--orange);background:rgba(255,255,255,.06)}.metric b{display:block;font:700 37px monospace;color:#fff}.metric span{font-size:13px;color:#bfd0c6}
.dark-panel{background:var(--green);color:#fff;padding:54px 0}.dark-panel .muted{color:#bfd0c6}
.article-layout{display:grid;grid-template-columns:8fr 4fr;gap:46px}.side-index{border-left:1px solid rgba(255,255,255,.25);padding-left:24px;position:sticky;top:30px;height:max-content}.side-index a{display:block;padding:8px 0;color:#c8d8cf;border-bottom:1px solid rgba(255,255,255,.14);font-size:14px}.side-index a:hover{color:#ef9b70}
.feedback-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:16px;align-items:start}.feedback{border:1px solid var(--line);border-radius:17px;padding:24px;background:#fff}.feedback.large{grid-row:span 2;background:var(--green);color:#fff;padding:34px}.feedback p{color:var(--muted);font-size:14px}.feedback.large p{color:#d1ded6;font-size:18px}.feedback small{color:var(--orange);font-weight:700}
.accordion{background:transparent;margin:0}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{background:transparent!important;border:0!important;color:var(--ink)!important;padding:21px 42px 21px 0;font-weight:700;font-size:17px;position:relative}.accordion-title:before{content:"+";right:4px;left:auto;color:var(--orange);font-size:25px;transform:none}.is-active>.accordion-title:before{content:"−"}.accordion-content{border:0!important;background:transparent!important;padding:0 42px 22px 0;color:var(--muted);font-size:15px}
.cta{background:var(--green);color:#fff;padding:65px 0;position:relative}.cta:after{content:"06—RESPONSIBILITY";position:absolute;right:6%;top:32px;color:rgba(255,255,255,.18);font:700 12px monospace;letter-spacing:.16em}
.cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center}.cta h2{color:#fff}.cta p{color:#c8d8cf}.form-box{background:#f8f3e9;border-radius:18px;padding:25px;color:var(--ink)}.form-box label{font-size:13px;font-weight:700}.form-box input,.form-box select,.form-box textarea{border:1px solid var(--sand);border-radius:10px;background:#fffdf8;box-shadow:none;margin:5px 0 14px;padding:10px 12px;height:46px}.form-box textarea{height:82px;resize:vertical}.form-box .button{width:100%}
.related{padding:18px 0;background:var(--orange);color:#fff;overflow:hidden}.related-track{display:flex;gap:30px;white-space:nowrap;overflow:auto}.related a{font-weight:700;padding:8px 0}.related a:hover{color:var(--green)}
.footer{background:#102c27;color:#dce7df;padding:60px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}.footer .brand{border:0;padding:0 0 12px}.footer h3{color:#fff;font-size:16px}.footer p,.footer li,.footer a{font-size:13px;color:#b9cbc1}.footer ul{list-style:none;padding:0;margin:0}.footer li{margin:7px 0}.footer a:hover{color:#ef9b70}.copyright{border-top:1px solid rgba(255,255,255,.16);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#aabeb4}
@media(max-width:1199px){:root{--shell:240px}.container{width:min(calc(100% - 48px),var(--max))}.hero-grid{gap:30px}}
@media(max-width:1023px){.shell-nav{display:none}.main{margin-left:0}.mobile-bar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;background:var(--green);color:#fff;position:relative;z-index:40}.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:700}.mobile-brand .brand-mark{width:32px;height:32px}.menu-button{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:9px;width:44px;height:44px;font-size:22px}.hero-grid{padding-top:30px}.container{width:min(calc(100% - 40px),var(--max))}}
@media(max-width:767px){.container{width:calc(100% - 32px)}.hero-grid,.split,.image-story,.article-layout,.cta-grid{grid-template-columns:1fr;gap:28px}.page-hero{padding-bottom:58px}.hero-visual,.hero-visual img{min-height:310px;height:310px}.section{padding:62px 0}.check-grid,.flow,.metric-row,.footer-grid{grid-template-columns:1fr}.flow-item{border-right:0;border-bottom:1px solid var(--line)}.flow-item:last-child{border-bottom:0}.feedback-grid{grid-template-columns:1fr}.feedback.large{grid-row:auto}.side-index{position:static}.image-story img{height:280px}.copyright{display:block}.copyright span{display:block;margin-bottom:10px}h1{font-size:42px}.lead{font-size:17px}}
@media(max-width:480px){.container{width:calc(100% - 24px)}h1{font-size:34px}.section{padding:52px 0}.hero-actions .button{width:100%}.chapter-no{font-size:44px}.notice,.info-card,.form-box{padding:20px}.footer{padding-top:44px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category7 */
:root{
--green:#163d35;--green-2:#214f45;--ink:#15211e;--muted:#5d6761;--paper:#f5f1e8;
--sand:#d8d1c4;--orange:#d96734;--orange-soft:#f1d1bf;--white:#fffdf8;
--line:rgba(22,61,53,.16);--radius:18px;--small-radius:12px;--shadow:0 16px 40px rgba(21,33,30,.08);
--ease:260ms cubic-bezier(.2,.7,.2,1);--shell:240px;--max:1240px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--white);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans SC",sans-serif;font-size:16px;line-height:1.85}body,button,input,select,textarea{font-family:inherit}a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}img{display:block;max-width:100%;height:auto}button,input,select,textarea{font-size:16px}button{cursor:pointer}::selection{background:var(--orange-soft);color:var(--ink)}:focus-visible{outline:3px solid rgba(217,103,52,.65);outline-offset:3px}
.shell-nav{position:fixed;z-index:30;left:0;top:0;width:var(--shell);height:100vh;background:var(--green);color:#f7f2e8;padding:30px 20px 20px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.16)}.brand-mark{width:38px;height:38px;border:2px solid var(--orange);border-radius:12px 12px 12px 4px;position:relative;overflow:hidden;flex:none}.brand-mark:before,.brand-mark:after{content:"";position:absolute;height:2px;background:var(--orange);transform:rotate(-35deg);left:5px;right:5px}.brand-mark:before{top:13px}.brand-mark:after{top:22px}.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;color:#b9c9c0;font-size:11px;line-height:1.3;margin-top:2px}.nav-label{font:700 11px/1 monospace;color:#9fb5a9;letter-spacing:.15em;margin:28px 12px 10px}.side-menu{display:block;margin:0;padding:0;list-style:none}.side-menu li{margin:3px 0}.side-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-left:3px solid transparent;color:#d7e0da;border-radius:0 10px 10px 0;font-size:14px}.side-menu a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateX(3px)}.side-menu a.active{background:rgba(255,255,255,.12);border-left-color:var(--orange);font-weight:700;color:#fff}.side-note{margin-top:auto;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.13);padding:15px;border-radius:14px}.side-note b{display:block;color:#fff;font-size:13px}.side-note p{font-size:12px;line-height:1.65;color:#c6d5cc;margin:5px 0 0}.side-bottom{padding:14px 8px 0;font-size:12px;color:#aabfb4}.side-bottom a{color:#d8e4dc}.side-bottom a:hover{color:#fff}
.mobile-bar{display:none}.main{margin-left:var(--shell);overflow:hidden}.container{width:min(calc(100% - 64px),var(--max));margin:0 auto}.breadcrumb{padding:24px 0 5px;font-size:13px;color:var(--muted)}.breadcrumb span{color:var(--orange);padding:0 8px}.eyebrow,.section-kicker{color:var(--orange);font:700 12px/1.2 monospace;letter-spacing:.17em;text-transform:uppercase}.page-hero{padding:38px 0 70px;background:var(--paper);position:relative;overflow:hidden}.page-hero:after{content:"07 / QUESTIONS";position:absolute;right:5%;top:48px;font:700 12px monospace;letter-spacing:.18em;color:rgba(22,61,53,.12);writing-mode:vertical-rl}.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:end}.page-hero h1{font-size:clamp(43px,5vw,70px);line-height:1.1;letter-spacing:-.055em;margin:14px 0 20px}.lead{font-size:18px;line-height:1.95;color:var(--muted);max-width:680px;margin:0}.hero-stat{margin-top:29px;display:flex;gap:10px;flex-wrap:wrap}.tag{border:1px solid var(--line);border-radius:99px;padding:5px 11px;font-size:12px;color:var(--green);background:rgba(255,253,248,.65)}.hero-image{height:320px;border-radius:20px;overflow:hidden;position:relative;background:var(--green);box-shadow:var(--shadow)}.hero-image img{width:100%;height:100%;object-fit:cover;opacity:.7}.hero-image:after{content:"问答 / 阅读 / 提示";position:absolute;left:24px;bottom:20px;color:#fffdf8;font:700 13px monospace;letter-spacing:.12em}
.section{padding:88px 0}.section.paper{background:var(--paper)}.section.dark{background:var(--green);color:#f8f3e9}.section.dark h2,.section.dark h3{color:#fff}.section.dark .section-kicker{color:#ef9b70}.section-head{max-width:760px;margin-bottom:34px}.section-head h2{font-size:clamp(30px,3.5vw,44px);letter-spacing:-.04em;line-height:1.2;margin:12px 0}.section-head p{color:var(--muted);font-size:17px;margin:0}.dark .section-head p{color:#c8d8ce}.search-shell{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:10px;display:flex;gap:10px;box-shadow:var(--shadow)}.search-shell input{min-width:0;flex:1;border:0;background:transparent;padding:10px 14px;color:var(--ink);outline:0}.search-shell input::placeholder{color:#89918c}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 19px;border-radius:13px;border:1px solid var(--green);font-weight:700;background:transparent;color:var(--green)}.button.primary{background:var(--green);color:#fffdf8}.button.primary:hover{background:var(--orange);border-color:var(--orange);transform:translateY(-3px)}.button.secondary:hover{background:var(--green);color:#fff}.question-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:28px}.question-wall a{min-height:104px;padding:19px;border:1px solid var(--line);border-radius:var(--small-radius);background:var(--white);font-weight:700;line-height:1.55;display:flex;align-items:flex-end}.question-wall a small{display:block;color:var(--orange);font:700 11px monospace;margin-bottom:auto}.question-wall a:hover{border-color:var(--orange);transform:translateY(-4px);box-shadow:var(--shadow)}
.reading-layout{display:grid;grid-template-columns:4fr 8fr;gap:52px}.side-index{border-top:2px solid var(--orange)}.side-index h3{font-size:18px;margin:18px 0}.side-index a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}.side-index a:hover{color:var(--orange);padding-left:5px}.article-body h3{font-size:26px;line-height:1.35;margin:0 0 16px}.article-body p{color:var(--muted);margin:0 0 17px}.article-body strong{color:var(--green)}.notice{margin:28px 0;padding:22px 24px;background:var(--paper);border-left:3px solid var(--orange);border-radius:0 var(--small-radius) var(--small-radius) 0}.notice b{display:block;color:var(--green);margin-bottom:6px}.notice p{margin:0!important;font-size:14px}.topic-list{list-style:none;margin:0;padding:0}.topic-list li{display:grid;grid-template-columns:42px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}.topic-list b{color:var(--orange);font:700 13px monospace}.topic-list span{color:var(--muted);font-size:15px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{padding:25px 20px;border-top:2px solid var(--orange);background:rgba(255,255,255,.08)}.step em{font:700 25px monospace;color:#ef9b70;font-style:normal}.step h3{font-size:18px;margin:13px 0 7px}.step p{color:#c8d8ce;font-size:14px;line-height:1.7;margin:0}.article-card{display:grid;grid-template-columns:5fr 7fr;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--white)}.article-card img{height:100%;min-height:300px;width:100%;object-fit:cover}.article-card>div{padding:37px}.article-card h3{font-size:29px;line-height:1.3;margin:10px 0 15px}.article-card p{color:var(--muted);margin:0 0 17px}.text-link{font-weight:700;color:var(--green);border-bottom:1px solid var(--orange)}.text-link:hover{color:var(--orange)}
.accordion{margin:0;background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{background:transparent!important;border:0!important;color:var(--ink)!important;padding:21px 44px 21px 44px;font-weight:700;font-size:17px;position:relative}.accordion-title:before{content:"+";right:4px;left:auto;color:var(--orange);font-size:27px;font-weight:400}.accordion-title:after{content:"Q";position:absolute;left:0;color:var(--orange);font:700 12px monospace;top:27px}.is-active>.accordion-title:before{content:"−"}.accordion-content{border:0!important;background:transparent!important;padding:0 42px 23px 44px;color:var(--muted);line-height:1.9}.faq-groups{display:grid;grid-template-columns:1fr 1fr;gap:40px}.faq-groups h3{font-size:22px;margin:0 0 12px}.related-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:16px}.related{border:1px solid var(--line);border-radius:18px;padding:24px;background:var(--white);min-height:190px;display:flex;flex-direction:column}.related:first-child{background:var(--green);color:#fffdf8}.related .num{color:var(--orange);font:700 12px monospace}.related h3{font-size:21px;line-height:1.35;margin:14px 0}.related p{font-size:14px;line-height:1.7;color:var(--muted);margin:0}.related:first-child p{color:#c8d8ce}.related a{margin-top:auto;padding-top:15px;font-size:14px;font-weight:700}.related:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--orange)}
.form-zone{display:grid;grid-template-columns:5fr 7fr;gap:45px;align-items:start}.form-zone h2{font-size:38px;line-height:1.25;margin:12px 0}.form-zone p{color:#c8d8ce}.form-panel{background:#fffdf8;border-radius:18px;padding:25px;color:var(--ink)}.form-panel label{display:block;font-size:13px;font-weight:700;margin:0 0 7px}.form-panel input,.form-panel select,.form-panel textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:11px 12px;margin:0 0 15px;outline:none}.form-panel input:focus,.form-panel select:focus,.form-panel textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(217,103,52,.14)}.form-panel textarea{min-height:90px;resize:vertical}.form-note{font-size:12px;line-height:1.7;color:var(--muted);margin:12px 0 0}
.footer{background:#102e28;color:#d2dfd7;padding:62px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}.footer .brand{padding:0 0 12px;border:0}.footer p{font-size:13px;line-height:1.75;color:#b8c9c0;margin:0}.footer h3{font-size:14px;color:#fffdf8;margin:0 0 14px}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:8px 0;font-size:13px}.footer a:hover{color:#ef9b70}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:42px;padding-top:19px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#aebfb6}
@media(max-width:1199px){.hero-grid{gap:30px}.question-wall{grid-template-columns:repeat(2,1fr)}}@media(max-width:1024px){.shell-nav{display:none}.main{margin-left:0}.mobile-bar{height:68px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:50}.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:700}.mobile-brand .brand-mark{width:32px;height:32px}.menu-button{border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:10px;height:42px;width:45px;font-size:20px}.off-canvas{background:var(--green);color:#fff;padding:24px;width:290px}.off-canvas .side-menu a{color:#d7e0da}.off-canvas .side-note{margin-top:20px}.page-hero{padding-top:22px}.reading-layout{gap:30px}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:767px){.container{width:min(calc(100% - 36px),var(--max)}.page-hero{padding-bottom:52px}.hero-grid,.reading-layout,.article-card,.form-zone{grid-template-columns:1fr}.hero-image{height:245px}.side-index{display:none}.section{padding:62px 0}.question-wall,.faq-groups,.related-grid,.steps{grid-template-columns:1fr}.question-wall a{min-height:82px}.article-card img{height:230px;min-height:0}.article-card>div{padding:27px}.faq-groups{gap:24px}.footer-grid{gap:28px}.copyright{display:block}.copyright span{display:block;margin:7px 0}}@media(max-width:480px){body{font-size:16px}.container{width:calc(100% - 28px)}.page-hero h1{font-size:37px}.lead{font-size:16px}.section-head h2,.form-zone h2{font-size:30px}.hero-stat{gap:7px}.footer-grid{grid-template-columns:1fr}.accordion-title{padding-left:34px;font-size:16px}.accordion-content{padding-left:34px;padding-right:18px}.search-shell{padding:7px}.search-shell .button{padding:0 13px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}