/* roulang page: index */
:root{--bg:#101719;--panel:#192225;--panel2:#202b2d;--text:#f2f5ef;--muted:#a6b4b5;--accent:#c9f678;--border:#334043;--radius:18px;--shadow:0 16px 40px #00000020;--space:80px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 "PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}img,svg{max-width:100%;display:block}::selection{background:var(--accent);color:var(--bg)}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}a,button,.card{transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s}.container{width:min(1180px,calc(100% - 64px));margin:auto}.site-header{position:sticky;top:0;z-index:30;background:#101719f2;backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:800;letter-spacing:.02em}.logo-mark{width:36px;height:40px;display:grid;place-items:center;background:var(--accent);color:var(--bg);clip-path:polygon(0 0,100% 0,100% 74%,50% 100%,0 74%);font-size:21px}.nav-cta{font-size:14px;padding:9px 17px;border:1px solid var(--border);border-radius:8px;font-weight:600}.nav-cta:hover{background:var(--accent);color:var(--bg);border-color:var(--accent)}.logo:hover{color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:11px 22px;border:1px solid transparent;border-radius:9px;font-weight:700;font-size:14px;background:var(--accent);color:var(--bg)}.btn:hover{background:#dbffa4;box-shadow:0 5px 24px #c9f67815;transform:translateY(-2px)}.btn:active,.nav-cta:active{transform:translateY(1px)}.btn-secondary{background:transparent;color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--panel2);color:var(--text)}main{overflow:hidden}.section{padding:var(--space) 0;border-bottom:1px solid var(--border)}.section-soft{background:#141e20}.section-head{margin-bottom:32px;display:flex;justify-content:space-between;align-items:flex-end;gap:32px}.eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.14em;color:var(--accent);font-weight:700;margin-bottom:14px}.eyebrow:before{content:"";width:7px;height:7px;background:var(--accent);border-radius:2px}h1,h2,h3,p{margin:0}h1{font-size:clamp(38px,5.8vw,70px);line-height:1.2;letter-spacing:-.05em;font-weight:800}h2{font-size:clamp(26px,3vw,36px);line-height:1.4;font-weight:750;letter-spacing:-.025em}h3{font-size:19px;line-height:1.5;font-weight:700}.lead{color:var(--muted);font-size:15px;line-height:1.95;max-width:720px;margin-top:18px}.section-head .lead{max-width:560px;margin-top:0}.hero{padding:44px 0 60px;background:radial-gradient(ellipse at 85% 10%,#c9f67808,transparent 60%)}.status-bar{display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:12px;color:var(--muted);padding:12px 0;border-bottom:1px solid var(--border);margin-bottom:46px}.status-dot{display:inline-block;width:7px;height:7px;background:var(--accent);border-radius:50%;margin-right:8px;box-shadow:0 0 12px #c9f67860}.hero-title em{font-style:normal;color:var(--accent)}.hero-copy{max-width:850px;margin:23px 0 28px;color:#b7c3c2;font-size:16px;line-height:2}.icon-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-top:44px;background:var(--panel)}.icon-cell{display:flex;align-items:center;gap:15px;padding:24px;border-right:1px solid var(--border)}.icon-cell:last-child{border-right:0}.glyph{width:42px;height:42px;border-radius:12px;background:#c9f6780c;color:var(--accent);display:grid;place-items:center;flex-shrink:0;border:1px solid #c9f67828}.glyph svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.6}.metric{font-size:19px;font-weight:700;line-height:1.4}.caption{font-size:12px;color:var(--muted);margin-top:4px}.card{padding:27px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}.card:hover{border-color:#68785c;box-shadow:var(--shadow)}.card p{font-size:14px;line-height:1.9;color:var(--muted);margin-top:12px}.number{font-size:13px;color:var(--accent);font-family:monospace;display:block;margin-bottom:25px}.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--border);border-radius:5px;color:var(--muted);font-size:11px;line-height:1.7}.tag-green{border-color:#c9f67838;background:#c9f6780b;color:var(--accent)}.safety-box{padding:32px;border-left:3px solid var(--accent);background:var(--panel);border-radius:0 var(--radius) var(--radius) 0}.safety-box p{color:var(--muted);margin-top:14px;font-size:15px}.check-list{list-style:none;padding:0;margin:0}.check-list li{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--border)}.check-list li:last-child{border:0}.check-symbol{flex-shrink:0;color:var(--accent);font-size:19px}.check-list p{margin-top:6px;color:var(--muted);font-size:14px}.badge-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.pledge{padding:18px;border:1px solid var(--border);border-radius:10px;display:flex;gap:12px;align-items:center;background:var(--panel)}.pledge span:first-child{color:var(--accent);font-size:22px}.pledge b{font-size:14px}.channel{position:relative;min-height:190px}.channel .arrow{position:absolute;right:25px;top:25px;color:var(--accent)}.channel:hover{transform:translateY(-4px)}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--radius)}table{width:100%;border-collapse:collapse;min-width:620px;text-align:left;font-size:14px}th,td{padding:20px 25px;border-bottom:1px solid var(--border)}thead{background:var(--panel2)}th{font-weight:700}td{color:var(--muted)}tbody tr:last-child td{border-bottom:0}.recommended{background:#c9f67809;color:var(--accent);width:35%}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:36px}.time-item{border-top:2px solid var(--border);padding-top:22px;position:relative}.time-item:before{content:"";position:absolute;width:9px;height:9px;top:-6px;left:0;background:var(--accent);border-radius:50%}.time-item h3{margin-top:13px;font-size:17px}.time-item p{font-size:14px;color:var(--muted);margin-top:10px}.boundary{background:#242820;border:1px solid #c9f67825;border-radius:var(--radius);padding:34px}.boundary p{color:#b8c1ae;margin-top:14px;line-height:1.95;font-size:15px}.article-row{display:grid;grid-template-columns:85px 1fr 90px;gap:24px;padding:29px 0;border-bottom:1px solid var(--border)}.article-row:last-child{border-bottom:0}.article-row p{color:var(--muted);font-size:14px;margin-top:9px}.article-num{font-size:33px;color:#667774;line-height:1.3;font-weight:300}.article-type{font-size:12px;color:var(--accent);text-align:right;padding-top:5px}.source-link{color:var(--accent);display:inline-block;margin-top:17px;font-size:14px;border-bottom:1px solid #c9f67850}.source-link:hover{border-color:var(--accent);color:#e9ffc5}.faq-list{border-top:1px solid var(--border)}details{border-bottom:1px solid var(--border)}summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:24px;padding:22px 0;font-weight:600;font-size:16px}summary::-webkit-details-marker{display:none}summary:after{content:"＋";color:var(--accent);font-size:21px;font-weight:400}details[open] summary:after{content:"−"}details p{padding:0 38px 24px 0;color:var(--muted);font-size:14px;max-width:860px}summary:hover{color:var(--accent)}.prediction-form{background:var(--panel);padding:30px;border-radius:var(--radius);border:1px solid var(--border)}label{display:block;font-size:14px;margin-bottom:9px;font-weight:600}input,select,textarea{width:100%;padding:12px 14px;background:var(--bg);color:var(--text);border:1px solid #445153;border-radius:8px;font-size:14px}textarea{resize:vertical;min-height:105px}input:hover,select:hover,textarea:hover{border-color:#83916e}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:2px}input::placeholder,textarea::placeholder{color:#80908f}.form-result{display:none;background:#c9f6780c;border:1px solid #c9f67835;padding:16px;border-radius:9px;margin-top:20px;font-size:14px;white-space:pre-line;overflow-wrap:anywhere}.form-result.visible{display:block}.text-button{background:transparent;border:0;color:var(--muted);font-size:13px;padding:10px}.text-button:hover{color:var(--accent)}.site-footer{padding:46px 0 28px;background:#0b1113}.footer-top{display:flex;justify-content:space-between;gap:35px}.footer-note{max-width:540px;color:var(--muted);font-size:13px;margin-top:15px}.footer-links{display:flex;gap:23px;align-items:flex-start;font-size:13px;color:var(--muted)}.footer-links a:hover{color:var(--accent)}.copyright{margin-top:32px;padding-top:22px;border-top:1px solid var(--border);font-size:12px;color:#7f908f;display:flex;justify-content:space-between;gap:20px}
@media(min-width:1400px){.hero{padding-top:52px}}
@media(max-width:1024px){:root{--space:64px}.icon-cell{padding:20px 14px;gap:10px}.metric{font-size:16px}.section-head{align-items:flex-start;flex-direction:column;gap:14px}.section-head .lead{max-width:760px}.badge-row{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:calc(100% - 40px)}.nav{min-height:72px}.hero{padding-top:23px}.status-bar{margin-bottom:32px}.icon-grid{grid-template-columns:repeat(2,1fr)}.icon-cell:nth-child(2){border-right:0}.icon-cell:nth-child(-n+2){border-bottom:1px solid var(--border)}.timeline{grid-template-columns:repeat(2,1fr);gap:34px 22px}.footer-top{flex-direction:column;gap:24px}.copyright{flex-direction:column;gap:8px}.article-row{grid-template-columns:45px 1fr;gap:15px}.article-type{display:none}}
@media(max-width:520px){:root{--space:48px}.container{width:calc(100% - 32px)}.logo{font-size:15px;gap:8px}.logo-mark{width:29px;height:33px;font-size:18px}.nav-cta{font-size:12px;padding:8px 11px}.status-bar{align-items:flex-start;font-size:11px}.status-bar span:last-child{max-width:120px;text-align:right}.hero-copy{font-size:14px}.hero h1{font-size:39px}.icon-cell{padding:18px 12px;gap:9px}.glyph{width:32px;height:32px;border-radius:8px}.glyph svg{width:19px;height:19px}.metric{font-size:14px}.caption{font-size:11px}.badge-row{gap:9px}.pledge{padding:13px 10px;gap:8px}.pledge b{font-size:12px}.card,.prediction-form{padding:23px}.safety-box,.boundary{padding:24px}.timeline{gap:30px 18px}.btn{padding:10px 17px}.footer-links{flex-wrap:wrap}.article-row h3{font-size:17px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* roulang page: category1 */
:root{--bg:#101719;--panel:#192225;--panel2:#202b2d;--text:#f2f5ef;--muted:#a6b4b5;--accent:#c9f678;--border:#334043;--radius:18px;--shadow:0 16px 40px #00000020;--space:80px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 "PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img,svg{max-width:100%;display:block}a,button,.card{transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}button:disabled{cursor:default;opacity:.65}.container{width:min(1180px,calc(100% - 64px));margin:auto}.site-header{position:sticky;top:0;z-index:30;background:#101719f2;backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:800;letter-spacing:.02em}.logo-mark{flex-shrink:0;width:36px;height:40px;display:grid;place-items:center;background:var(--accent);color:var(--bg);clip-path:polygon(0 0,100% 0,100% 74%,50% 100%,0 74%);font-size:21px}.nav-cta{font-size:14px;padding:9px 17px;border:1px solid var(--border);border-radius:8px;font-weight:600}.nav-cta[aria-current]{border-color:#c9f67866;color:var(--accent);background:#c9f67808}.nav-cta:hover{background:var(--accent);color:var(--bg);border-color:var(--accent)}.logo:hover{color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:11px 22px;border:1px solid transparent;border-radius:9px;font-weight:700;font-size:14px;background:var(--accent);color:var(--bg)}.btn:hover{background:#dbffa4;box-shadow:0 5px 24px #c9f67815;transform:translateY(-2px)}.btn:active,.nav-cta:active{transform:translateY(1px)}.btn-secondary{background:transparent;color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--panel2);color:var(--text)}main{overflow:hidden}.section{padding:var(--space) 0;border-bottom:1px solid var(--border)}.section-soft{background:#141e20}.section-head{margin-bottom:32px;display:flex;justify-content:space-between;align-items:flex-end;gap:32px}.eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.14em;color:var(--accent);font-weight:700;margin-bottom:14px}.eyebrow:before{content:"";width:7px;height:7px;background:var(--accent);border-radius:2px}.lead{color:var(--muted);font-size:15px;line-height:1.95;max-width:720px;margin-top:18px}.section-head .lead{max-width:480px;margin-top:0}h2{font-size:30px;line-height:1.45;font-weight:750;letter-spacing:-.025em}h3{font-size:18px;font-weight:700;line-height:1.6}.hero{padding:46px 0 52px;background:radial-gradient(ellipse at 85% 10%,#c9f67808,transparent 60%)}.hero-title{font-size:clamp(36px,4vw,54px);font-weight:800;letter-spacing:-.04em;line-height:1.25}.hero-title em{font-style:normal;color:var(--accent)}.hero-copy{max-width:650px;margin:23px 0 28px;color:#b7c3c2;font-size:16px;line-height:2}.card{padding:27px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}.card:hover{border-color:#68785c;box-shadow:var(--shadow)}.card p{font-size:14px;line-height:1.9;color:var(--muted);margin-top:12px}.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--border);border-radius:5px;color:var(--muted);font-size:11px;line-height:1.7}.tag-green{border-color:#c9f67838;background:#c9f6780b;color:var(--accent)}.text-muted{color:var(--muted)}.text-accent{color:var(--accent)}.coupon{position:relative;background:var(--accent);color:var(--bg);border-radius:18px;padding:30px;box-shadow:var(--shadow);isolation:isolate}.coupon:after{content:"";position:absolute;inset:9px;border:1px solid #10171930;border-radius:12px;pointer-events:none}.coupon-label{font-size:12px;letter-spacing:.15em}.coupon h2{font-size:27px;margin:17px 0 10px}.coupon-bottom{margin-top:25px;padding-top:20px;border-top:1px dashed #10171960}.coupon .btn{background:var(--bg);color:var(--accent);width:100%}.coupon .btn:hover{background:#293735}.coupon-note{font-size:12px;margin-top:12px;color:#36472c}.metrics{display:grid;grid-template-columns:repeat(4,1fr);margin-top:40px;border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);overflow:hidden}.metric{padding:23px 25px;border-right:1px solid var(--border)}.metric:last-child{border:0}.metric strong{display:block;font-size:25px;font-weight:750}.metric span{font-size:12px;color:var(--muted)}.matrix-num{font-size:12px;color:var(--accent);margin-bottom:22px;display:block}.comparison{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.comparison-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:23px 28px;border-top:1px solid var(--border);font-size:14px}.comparison-row:first-child{border-top:0;background:var(--panel2);font-weight:700}.comparison-row p{color:var(--muted);margin-top:6px}.time-item{border-top:2px solid var(--border);padding-top:22px;position:relative}.time-item:before{content:"";position:absolute;width:9px;height:9px;top:-6px;left:0;background:var(--accent);border-radius:50%}.time-item h3{margin-top:13px;font-size:17px}.time-item p{font-size:14px;color:var(--muted);margin-top:10px}.article-row{display:grid;grid-template-columns:85px 1fr 110px;gap:24px;padding:29px 0;border-bottom:1px solid var(--border)}.article-row:last-child{border-bottom:0}.article-row p{color:var(--muted);font-size:14px;margin-top:9px}.article-index{font-size:28px;color:#647773;line-height:1.3}.article-label{font-size:12px;color:var(--accent);text-align:right}.check-list{list-style:none;padding:0;margin:0}.check-list li{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--border)}.check-list li:last-child{border:0}.check-list p{margin-top:6px;color:var(--muted);font-size:14px}.check-icon{color:var(--accent);font-weight:bold}.quick-box{border-left:2px solid var(--accent);padding:2px 0 2px 22px}.quick-box p{font-size:14px;color:var(--muted);margin-top:10px}.faq-list{border-top:1px solid var(--border)}details{border-bottom:1px solid var(--border)}summary{cursor:pointer;padding:22px 35px 22px 0;list-style:none;position:relative;font-weight:600}summary::-webkit-details-marker{display:none}summary:after{content:"＋";position:absolute;right:3px;color:var(--accent)}details[open] summary:after{content:"－"}summary:hover{color:var(--accent)}details p{color:var(--muted);font-size:14px;padding:0 35px 23px 0;max-width:830px}.prediction-form{background:var(--panel);padding:30px;border-radius:var(--radius);border:1px solid var(--border)}label{display:block;font-size:14px;margin-bottom:9px}input,select,textarea{width:100%;padding:12px 14px;background:var(--bg);color:var(--text);border:1px solid #445153;border-radius:8px;font-size:14px}textarea{resize:vertical;min-height:105px}input:hover,select:hover,textarea:hover{border-color:#83916e}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:2px}input::placeholder,textarea::placeholder{color:#80908f}.form-result{display:none;background:#c9f6780c;border:1px solid #c9f67835;padding:16px;border-radius:9px;margin-top:20px;font-size:14px;white-space:pre-line;overflow-wrap:anywhere}.form-result.visible{display:block}.text-button{background:transparent;border:0;color:var(--muted);font-size:13px;padding:10px}.text-button:hover{color:var(--accent)}.site-footer{padding:46px 0 28px;background:#0b1113}.footer-top{display:flex;justify-content:space-between;gap:35px}.footer-note{max-width:540px;color:var(--muted);font-size:13px;margin-top:15px}.footer-links{display:flex;gap:23px;align-items:flex-start;font-size:13px;color:var(--muted)}.footer-links a:hover{color:var(--accent)}.copyright{margin-top:32px;padding-top:22px;border-top:1px solid var(--border);font-size:12px;color:#7f908f;display:flex;justify-content:space-between;gap:20px}
@media(max-width:1024px){:root{--space:64px}.section-head{align-items:flex-start;flex-direction:column;gap:14px}.section-head .lead{max-width:760px}.metric{padding:21px 17px}.footer-top{gap:24px}}
@media(max-width:768px){:root{--space:48px}.container{width:calc(100% - 40px)}.nav{min-height:72px}.hero{padding-top:30px}.metrics{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--border)}.footer-top{flex-direction:column}.copyright{flex-direction:column;gap:8px}.article-row{grid-template-columns:45px 1fr;gap:15px}.article-label{grid-column:2;text-align:left}.comparison-row{padding:20px;gap:18px}}
@media(max-width:520px){.container{width:calc(100% - 32px)}.logo{font-size:15px;gap:8px}.logo-mark{width:29px;height:33px;font-size:18px}.nav{gap:10px}.nav-cta{font-size:12px;padding:8px 11px;white-space:nowrap}.hero-copy{font-size:14px}.hero h1{font-size:37px}h2{font-size:26px}.card,.prediction-form,.coupon{padding:23px}.btn{padding:10px 17px}.footer-links{flex-wrap:wrap}.article-row h3{font-size:17px}.comparison-row{font-size:13px;gap:15px;padding:18px 15px}.metric strong{font-size:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}