/* roulang page: index */
:root{--ink:#202823;--ink-2:#2c352f;--paper:#f1eee5;--white:#fbf9f3;--muted:#6b7066;--line:#d6d7c9;--lime:#cedf86;--rust:#bb6346;--radius:16px;--shadow:0 14px 35px rgba(20,30,20,.07);--space:90px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:150px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}
button,input{font:inherit}img,svg{max-width:100%;vertical-align:middle}button{cursor:pointer}::selection{background:var(--lime);color:var(--ink)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--rust);outline-offset:5px}
.container{max-width:1200px;padding-left:28px;padding-right:28px}
h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:750;line-height:1.3;letter-spacing:-.045em}h2{font-size:clamp(27px,3.2vw,42px);margin-bottom:22px}h3{font-size:21px;letter-spacing:-.025em}
p{color:var(--muted);margin-bottom:20px}small{font-size:12px}main{overflow:hidden}
.site-header{position:sticky;top:0;z-index:50;background:rgba(241,238,229,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
.brand-row{display:flex;justify-content:space-between;align-items:center;min-height:78px;gap:20px}
.brand{font-size:21px;font-weight:800;display:inline-flex;gap:12px;align-items:center;letter-spacing:-.04em}
.brand-mark{width:36px;height:36px;background:var(--ink);color:var(--lime);display:grid;place-items:center;border-radius:9px;transform:rotate(-5deg);font-size:21px;border:1px solid var(--ink)}
.brand:hover{color:var(--rust)}.header-note{font-size:12px;letter-spacing:.1em;color:var(--muted);display:flex;align-items:center;gap:9px}
.status-dot{width:7px;height:7px;border-radius:50%;background:#71874c;display:inline-block}
.chip-nav{display:flex;gap:10px;overflow-x:auto;white-space:nowrap;padding:0 0 14px;scrollbar-width:thin}
.chip-nav a{font-size:13px;font-weight:650;border:1px solid var(--line);padding:6px 19px;border-radius:30px}
.chip-nav a:hover{background:#e4e6d7;border-color:#a4ac94}.chip-nav a.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}.chip-nav a:active{transform:scale(.97)}
.hero{position:relative;padding:80px 0 76px;background:var(--ink);isolation:isolate;color:var(--paper)}
.hero::before{content:"";position:absolute;z-index:-1;inset:0;background:var(--lime);clip-path:polygon(0 0,83% 0,64% 100%,0 100%)}
.hero::after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(241,238,229,.22);border-radius:50%;right:-160px;top:30px;z-index:-1}
.hero-content{max-width:830px;color:var(--ink);position:relative}
.kicker{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.16em;font-weight:700;margin-bottom:27px;text-transform:none}
.kicker::before{content:"";width:26px;height:2px;background:currentColor}
.hero h1{font-size:clamp(39px,5.8vw,73px);line-height:1.12;max-width:800px;margin-bottom:26px}
.hero h1 span{display:block;font-size:.61em;margin-top:18px;font-weight:600}
.hero-description{max-width:640px;color:#3f4c33;font-size:15px;line-height:2}
.hero-index{position:absolute;right:8%;bottom:62px;font-size:12px;writing-mode:vertical-rl;letter-spacing:.35em;color:#cdd4c5}
.btn{border-radius:8px;padding:13px 24px;font-size:14px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:25px;transition:transform .2s,box-shadow .2s,background .2s}
.btn-primary{--bs-btn-bg:var(--ink);--bs-btn-border-color:var(--ink);--bs-btn-hover-bg:#3a4638;--bs-btn-hover-border-color:#3a4638;--bs-btn-active-bg:#182019;--bs-btn-active-border-color:#182019;color:var(--paper);box-shadow:4px 4px 0 rgba(32,40,35,.22)}
.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(1px);box-shadow:none}
section{padding:var(--space) 0;border-bottom:1px solid var(--line)}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:end;margin-bottom:35px}
.section-head h2{margin-bottom:0}.section-head p{margin:0;font-size:14px;line-height:1.95}
.eyebrow{color:var(--rust);font-size:12px;letter-spacing:.12em;font-weight:700;margin-bottom:15px;display:block}
.band-light{background:var(--white)}.band-dark{background:var(--ink);color:var(--paper);border-color:#465044}
.band-dark p{color:#b7bfb1}.band-dark .eyebrow{color:var(--lime)}
.metric-section{padding:45px 0}.metric-intro{font-size:18px;margin:0 0 22px;font-weight:700}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.metric{padding:25px 26px 0;border-right:1px solid var(--line)}.metric:first-child{padding-left:0}.metric:last-child{border:0}
.metric strong{display:block;font-size:43px;font-weight:650;line-height:1.1;letter-spacing:-.055em}.metric span{display:block;font-size:13px;margin-top:12px;color:var(--muted)}
.card{height:100%;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);padding:29px;box-shadow:0 3px 0 #dbddcf;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.card p{font-size:14px;margin-bottom:0}
.card-number{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;font-size:14px;margin-bottom:30px;color:var(--rust)}
.card h3{margin-bottom:14px}.text-link{display:inline-flex;align-items:center;gap:22px;font-weight:650;font-size:13px;margin-top:23px;border-bottom:1px solid var(--ink);padding-bottom:4px}.text-link:hover{color:var(--rust);border-color:var(--rust)}
.badge{font-size:11px;font-weight:600;padding:7px 10px;letter-spacing:.04em;background:#e7ecda;color:#52613d;border:1px solid #d1dabb;border-radius:5px}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-box{padding:34px;border:1px solid #4b5549;border-radius:var(--radius)}.compare-box.positive{background:var(--lime);color:var(--ink);border-color:var(--lime)}.compare-box.positive p{color:#49563c}
.compare-box h3{margin-bottom:22px}.compare-list{list-style:none;padding:0;margin:0}.compare-list li{padding:17px 0;border-top:1px solid #4a5548;font-size:14px}.positive li{border-color:#aaba73}.compare-list b{display:block;font-size:15px;margin-bottom:5px}.compare-list span{opacity:.77}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #aeb69f;margin-top:42px}.milestone{padding:27px 24px 0 0;position:relative}
.milestone::before{content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;background:var(--rust);border-radius:50%;box-shadow:0 0 0 7px var(--paper)}
.milestone small{display:block;color:var(--rust);margin-bottom:20px}.milestone p{font-size:14px;margin:0}
.story{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.map-art{background:#2b362c;border:1px solid #53614c;border-radius:var(--radius);padding:30px;position:relative;overflow:hidden}
.map-art svg{width:100%;height:auto;display:block}.map-caption{color:#c1cbb8;font-size:12px;margin-top:18px;display:flex;justify-content:space-between}
.story-content p{font-size:14px}.story-note{padding:16px 20px;border-left:3px solid var(--rust);background:#e9e8dc;font-size:14px;color:#59614d}
.article-list{border-top:1px solid var(--line)}.article-row{display:grid;grid-template-columns:65px 1fr 140px;gap:25px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start}
.article-index{font-size:25px;color:#a6ad96}.article-row h3{font-size:21px;margin-bottom:9px}.article-row p{font-size:14px;margin:0}.article-topic{font-size:12px;color:var(--muted);text-align:right;padding-top:5px}
.resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}
.resource{display:flex;gap:24px;border-top:1px solid var(--line);padding-top:25px}.resource-symbol{font-size:32px;color:var(--rust);line-height:1.3}.resource p{font-size:14px;margin:0}.resource h3{font-size:20px}
.guarantee-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px}.guarantee-intro p{font-size:14px}
.promise-list{list-style:none;padding:0;margin:0}.promise-list li{padding:23px 0;border-top:1px solid #4b5549;display:grid;grid-template-columns:32px 1fr;gap:15px}.promise-list li:first-child{padding-top:0;border-top:0}.promise-list b{display:block;margin-bottom:6px}.promise-list p{font-size:14px;margin:0}.check{color:var(--lime)}
.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.faq-layout>div>p{font-size:14px}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:var(--line);--bs-accordion-color:var(--ink);--bs-accordion-btn-color:var(--ink);--bs-accordion-active-color:var(--ink);--bs-accordion-active-bg:#e8ebdd;--bs-accordion-btn-focus-box-shadow:0 0 0 3px rgba(187,99,70,.22);--bs-accordion-border-radius:10px}
.accordion-button{padding:23px;font-size:16px;font-weight:650;line-height:1.5;background:transparent}.accordion-button:not(.collapsed){box-shadow:none}.accordion-body{padding:0 23px 24px;font-size:14px;color:var(--muted);background:#e8ebdd;line-height:1.95}.accordion-item{overflow:hidden}
.closing{padding:46px 0;background:var(--lime)}.closing-inner{display:flex;justify-content:space-between;gap:45px;align-items:center}.closing h2{font-size:28px;margin-bottom:10px}.closing p{color:#46543a;font-size:14px;max-width:750px;margin:0}.seal{border:1px solid #7f8e59;border-radius:50%;height:90px;width:90px;flex-shrink:0;display:grid;place-items:center;transform:rotate(9deg);font-size:15px;font-weight:700;text-align:center;line-height:1.5}
.site-footer{background:#19211c;color:var(--paper);padding:50px 0 25px}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:30px;border-bottom:1px solid #394238}.footer-brand{font-size:20px;font-weight:750}.footer-top p{max-width:600px;color:#aab4a4;font-size:13px;margin:12px 0 0}.footer-links{display:flex;gap:25px;align-items:start;font-size:13px}.footer-links a:hover{color:var(--lime)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;color:#939e8e;font-size:11px;padding-top:22px}.footer-bottom p{color:inherit;margin:0}
@media(min-width:1400px){.hero::before{clip-path:polygon(0 0,79% 0,69% 100%,0 100%)}}
@media(max-width:1024px){:root{--space:70px}.hero::before{clip-path:polygon(0 0,95% 0,82% 100%,0 100%)}.hero-content{max-width:80%}.hero-description{max-width:580px}.section-head{gap:35px}.story,.guarantee-layout,.faq-layout{gap:35px}.card{padding:24px}.hero-index{right:4%}}
@media(max-width:768px){:root{--space:56px}.container{padding-left:22px;padding-right:22px}.brand-row{min-height:70px}.header-note{letter-spacing:0}.hero{padding:55px 0}.hero::before{clip-path:polygon(0 0,100% 0,95% 100%,0 100%)}.hero-content{max-width:95%}.hero h1{font-size:47px}.hero-index{display:none}.hero-description{font-size:14px}.section-head,.story,.guarantee-layout,.faq-layout{grid-template-columns:1fr;gap:23px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric{padding:20px 0;border:0}.metric:nth-child(even){padding-left:20px;border-left:1px solid var(--line)}.metric strong{font-size:35px}.compare-grid{gap:15px}.compare-box{padding:23px}.timeline{grid-template-columns:repeat(2,1fr);gap:35px 20px;border:0}.milestone{border-top:1px solid var(--line);padding-top:24px}.resource-grid{grid-template-columns:1fr}.article-row{grid-template-columns:36px 1fr;gap:15px}.article-topic{grid-column:2;text-align:left;padding:0}.closing-inner{gap:24px}.footer-top{flex-direction:column}.footer-bottom{flex-direction:column;gap:8px}}
@media(max-width:520px){.container{padding-left:20px;padding-right:20px}.brand{font-size:18px;gap:9px}.brand-mark{width:32px;height:32px}.header-note{font-size:10px}.header-note .status-dot{display:none}.hero h1{font-size:36px}.hero h1 span{font-size:.65em}.hero-description{font-size:14px;line-height:1.9}.kicker{font-size:11px;letter-spacing:.07em}.compare-grid{grid-template-columns:1fr}.timeline{gap:30px 16px}.milestone{padding-right:0}.milestone h3{font-size:18px}.milestone p{font-size:13px}.section-head p{font-size:14px}.article-row h3{font-size:18px}.map-art{padding:18px}.closing h2{font-size:24px}.seal{display:none}.footer-links{gap:22px}.card-number{margin-bottom:20px}.hero .btn{width:100%;max-width:280px}.metric span{font-size:12px}.brand-row{gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{--ink:#202823;--ink-2:#2c352f;--paper:#f1eee5;--white:#fbf9f3;--muted:#6b7066;--line:#d6d7c9;--lime:#cedf86;--rust:#bb6346;--radius:16px;--shadow:0 14px 35px rgba(20,30,20,.07);--space:90px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:155px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}
button,input{font:inherit}
img,svg{max-width:100%;vertical-align:middle}
button{cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--rust);outline-offset:5px}
.container{max-width:1200px;padding-left:28px;padding-right:28px}
main{overflow:hidden}
h1,h2,h3,h4{font-weight:750;line-height:1.35;letter-spacing:-.035em}
h2{font-size:clamp(26px,3vw,38px)}
h3{font-size:21px}
p{color:var(--muted)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(241,238,229,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
.brand-row{display:flex;justify-content:space-between;align-items:center;min-height:78px;gap:20px}
.brand{font-size:21px;font-weight:800;display:inline-flex;gap:12px;align-items:center;letter-spacing:-.04em}
.brand-mark{width:36px;height:36px;background:var(--ink);color:var(--lime);display:grid;place-items:center;border-radius:9px;transform:rotate(-5deg);font-size:21px;border:1px solid var(--ink);flex-shrink:0}
.brand:hover{color:var(--rust)}
.header-note{font-size:12px;letter-spacing:.1em;color:var(--muted);display:flex;align-items:center;gap:9px}
.status-dot{width:7px;height:7px;border-radius:50%;background:#7b9159;display:inline-block}
.chip-nav{display:flex;gap:10px;overflow-x:auto;white-space:nowrap;padding:0 0 14px;scrollbar-width:thin}
.chip-nav a{font-size:13px;font-weight:650;border:1px solid var(--line);padding:6px 19px;border-radius:30px}
.chip-nav a:hover{background:#e4e6d7;border-color:#a4ac94}
.chip-nav a.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.chip-nav a:active{transform:scale(.97)}
.btn{border-radius:8px;padding:13px 24px;font-size:14px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:25px;transition:transform .2s,box-shadow .2s,background .2s}
.btn-primary{--bs-btn-bg:var(--ink);--bs-btn-border-color:var(--ink);--bs-btn-hover-bg:#3a4638;--bs-btn-hover-border-color:#3a4638;--bs-btn-active-bg:#182019;--bs-btn-active-border-color:#182019;color:var(--paper);box-shadow:4px 4px 0 rgba(32,40,35,.22)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(1px);box-shadow:none}
section{padding:var(--space) 0;border-bottom:1px solid var(--line)}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:end;margin-bottom:35px}
.section-head h2{margin-bottom:0}
.section-head p{margin:0;font-size:14px;line-height:1.95}
.eyebrow{color:var(--rust);font-size:12px;letter-spacing:.12em;font-weight:700;margin-bottom:15px;display:block}
.band-dark{background:var(--ink);color:var(--paper)}
.band-dark .eyebrow{color:var(--lime)}
.band-dark p{color:#b7c0b0}
.card{height:100%;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);padding:29px;box-shadow:0 3px 0 #dbddcf;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card p{font-size:14px;margin-bottom:0}
.card-number{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;font-size:14px;margin-bottom:30px;color:var(--rust)}
.card h3{margin-bottom:14px}
.text-link{display:inline-flex;align-items:center;gap:22px;font-weight:650;font-size:13px;margin-top:23px;border-bottom:1px solid var(--ink);padding-bottom:4px}
.text-link:hover{color:var(--rust);border-color:var(--rust)}
.badge{font-size:11px;font-weight:600;padding:7px 10px;letter-spacing:.04em;background:#e7ecda;color:#52613d;border:1px solid #d1dabb;border-radius:5px}
.article-list{border-top:1px solid var(--line)}
.article-row{display:grid;grid-template-columns:65px 1fr 140px;gap:25px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start}
.article-row h3{font-size:21px;margin-bottom:9px}
.article-row p{font-size:14px;margin:0}
.resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}
.promise-list{list-style:none;padding:0;margin:0}
.promise-list li{padding:23px 0;border-top:1px solid #4b5549;display:grid;grid-template-columns:32px 1fr;gap:15px}
.promise-list li:first-child{padding-top:0;border-top:0}
.promise-list b{display:block;margin-bottom:6px}
.promise-list p{font-size:14px;margin:0}
.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
.faq-layout>div>p{font-size:14px}
.accordion{--bs-accordion-border-color:var(--line);--bs-accordion-bg:var(--white);--bs-accordion-border-radius:12px;--bs-accordion-active-bg:#e8ebdd;--bs-accordion-active-color:var(--ink);--bs-accordion-btn-color:var(--ink)}
.accordion-button{padding:23px;font-size:16px;font-weight:650;line-height:1.5;background:transparent}
.accordion-button:not(.collapsed){box-shadow:none}
.accordion-button:focus{box-shadow:inset 0 0 0 2px var(--rust)}
.accordion-body{padding:16px 23px 24px;font-size:14px;color:var(--muted);background:#e8ebdd;line-height:1.95}
.accordion-item{overflow:hidden}
.site-footer{background:#19211c;color:var(--paper);padding:50px 0 25px}
.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:30px;border-bottom:1px solid #394238}
.footer-brand{font-size:20px;font-weight:750}
.footer-top p{max-width:600px;color:#aab4a4;font-size:13px;margin:12px 0 0}
.footer-links{display:flex;gap:25px;align-items:start;font-size:13px}
.footer-links a:hover,.footer-brand:hover{color:var(--lime)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;color:#939e8e;font-size:11px;padding-top:22px}
.footer-bottom p{color:inherit;margin:0}
/* 世界赛专题 */
.topic-hero{padding:54px 0 62px;background:var(--paper)}
.breadcrumb-line{display:flex;gap:12px;font-size:12px;color:var(--muted);margin-bottom:32px}
.breadcrumb-line a:hover{color:var(--rust)}
.topic-hero h1{font-size:clamp(36px,5.3vw,62px);line-height:1.16;margin:16px 0 24px}
.topic-hero h1 span{display:block;font-size:.65em;margin-top:16px;font-weight:550}
.hero-summary{max-width:640px;font-size:15px;line-height:2}
.hero-points{display:flex;gap:10px 20px;flex-wrap:wrap;list-style:none;padding:0;margin:25px 0 30px;font-size:12px}
.hero-points li::before{content:"＋";color:var(--rust);margin-right:6px}
.issue-panel{background:var(--ink);color:var(--paper);border-radius:var(--radius);padding:30px;position:relative;box-shadow:7px 7px 0 #d6d9ca;overflow:hidden}
.issue-top{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:#b7c0b0}
.countdown-ring{height:185px;width:185px;border:1px solid #59644f;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:29px auto;position:relative}
.countdown-ring::before{content:"";position:absolute;inset:9px;border:3px solid #394432;border-top-color:var(--lime);border-right-color:var(--lime);border-radius:50%;transform:rotate(-25deg)}
.countdown-ring strong{font-size:43px;line-height:1.1;color:var(--lime);letter-spacing:-.05em}
.countdown-ring span{font-size:12px;margin-top:12px}
.issue-panel p{font-size:12px;color:#b7c0b0;margin:0;padding-top:17px;border-top:1px solid #48513f}
.panel-stamp{color:var(--lime);border:1px solid #59644f;border-radius:4px;padding:3px 8px}
.soft-section{background:var(--white)}
.topic-card{position:relative;min-height:240px}
.topic-card .badge{align-self:start;margin-bottom:20px}
.topic-card h3{font-size:23px}
.topic-card small{font-size:12px;color:var(--rust);display:block;margin-top:auto;padding-top:23px}
.evidence-strip{padding:36px 0;background:#e4e7d8}
.evidence-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:30px;align-items:center}
.evidence-grid h2{font-size:23px;margin:0}
.evidence-item{border-left:1px solid #bfc7b1;padding-left:25px}
.evidence-item b{font-size:18px;display:block;margin-bottom:4px}
.evidence-item p{margin:0;font-size:12px}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:step}
.timeline article{border-top:1px solid #59624f;padding-top:20px;position:relative}
.timeline article::before{content:"";position:absolute;left:0;top:-4px;width:7px;height:7px;border-radius:50%;background:var(--lime)}
.timeline small{font-size:12px;color:var(--lime)}
.timeline h3{font-size:20px;margin:15px 0}
.timeline p{font-size:14px;margin:0}
.case-feature{background:#e5e9d8;border:1px solid var(--line);border-radius:16px;padding:34px;height:100%;display:flex;flex-direction:column}
.case-feature h3{font-size:28px;margin:20px 0}
.case-feature p{font-size:14px}
.case-note{margin-top:auto;border-top:1px solid #bdc6ab;padding-top:20px;font-size:13px}
.case-stack{display:grid;gap:20px}
.case-stack article{padding:26px;border:1px solid var(--line);border-radius:12px;background:var(--white)}
.case-stack h3{font-size:19px}
.case-stack p{font-size:14px;margin:0}
.article-number{font-size:27px;color:#9a9f91;line-height:1.2}
.article-row .badge{justify-self:end;margin-top:3px}
.safety-box{border:1px solid #515b48;border-radius:var(--radius);padding:28px;background:var(--ink-2)}
.safety-box h3{color:var(--lime)}
.safety-box p{font-size:14px;margin:0}
.source-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:25px}
.source-links a{border-bottom:1px solid #869578;padding-bottom:4px;font-size:13px}
.source-links a:hover{color:var(--lime)}
@media(min-width:1025px){.topic-hero .row{--bs-gutter-x:5rem}}
@media(max-width:1024px){:root{--space:64px}.section-head{gap:32px}.evidence-grid{grid-template-columns:1fr 1fr}.timeline{gap:22px}.faq-layout{gap:35px}.topic-hero h1{font-size:46px}}
@media(max-width:768px){.container{padding-left:22px;padding-right:22px}.header-note{letter-spacing:0}.section-head{grid-template-columns:1fr;gap:18px;margin-bottom:28px}.topic-hero{padding:35px 0 50px}.issue-panel{margin-top:14px}.countdown-ring{width:155px;height:155px;margin:22px auto}.timeline{grid-template-columns:1fr 1fr;row-gap:35px}.faq-layout{grid-template-columns:1fr;gap:25px}.article-row{grid-template-columns:35px 1fr;gap:18px}.article-row .badge{grid-column:2;justify-self:start}.resource-grid{grid-template-columns:1fr}.footer-top,.footer-bottom{flex-direction:column}.footer-links{gap:25px}}
@media(max-width:520px){:root{--space:48px}.container{padding-left:18px;padding-right:18px}.brand-row{min-height:70px}.brand{font-size:18px;gap:9px}.brand-mark{width:32px;height:32px;font-size:18px}.header-note{display:none}.chip-nav a{font-size:12px;padding:6px 16px}.topic-hero h1{font-size:37px}.hero-summary{font-size:14px}.hero-points{gap:8px 14px}.evidence-grid{gap:23px 15px}.evidence-grid h2{font-size:21px}.evidence-item{padding-left:13px}.evidence-item b{font-size:16px}.timeline{grid-template-columns:1fr}.case-feature,.card{padding:24px}.article-row h3{font-size:19px}.accordion-button{font-size:14px;padding:19px}.accordion-body{padding:14px 19px 20px}.safety-box{padding:23px}.footer-bottom{gap:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}