/* roulang page: index */
:root{
  --ink:#171417;--ink-2:#211c20;--deep:#100d10;--berry:#c23e5a;--berry-dark:#982e46;
  --mint:#77b5a4;--paper:#f3f0ed;--soft:#f8f1f2;--white:#fffafb;
  --text:#241f22;--muted:#746a70;--line:rgba(105,76,85,.2);
  --radius-lg:18px;--radius-md:12px;--shadow:0 14px 34px rgba(35,24,29,.09);
  --ease:220ms ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--text);line-height:1.8;font-size:16px}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1200px,calc(100% - 64px));margin:auto}
.site-header{background:var(--ink);color:var(--white);position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.12)}
.topbar{height:72px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;white-space:nowrap;font-size:18px}
.logo-mark{display:grid;place-items:center;width:32px;height:32px;border:1px solid rgba(255,255,255,.35);color:var(--berry);font-size:12px;font-weight:900}
.header-note{color:#b9adb2;font-size:13px;letter-spacing:.03em;flex:1}
.header-actions{display:flex;align-items:center;gap:12px}
.search-trigger{height:42px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#e9e0e3;border-radius:10px;padding:0 14px;display:flex;gap:8px;align-items:center;transition:var(--ease)}
.search-trigger:hover{border-color:var(--berry);color:#fff}
.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;font-weight:700;transition:var(--ease)}
.primary-btn{background:var(--berry);color:#fff}
.primary-btn:hover{background:var(--berry-dark);transform:translateY(-2px)}
.secondary-btn{border:1px solid var(--line);color:var(--text);background:transparent}
.secondary-btn:hover{border-color:var(--berry);color:var(--berry);background:var(--soft)}
.header-actions .primary-btn{color:#fff;font-size:14px}
.menu-btn{display:none;color:#fff;background:transparent;font-size:23px}
.channels{border-top:1px solid rgba(255,255,255,.08);height:52px;display:flex;align-items:center;overflow-x:auto;scrollbar-width:none}
.channels::-webkit-scrollbar{display:none}
.channel-list{display:flex;gap:9px;min-width:max-content}
.channel{font-size:14px;color:#bdb1b6;padding:5px 14px;border:1px solid transparent;border-radius:999px;transition:var(--ease)}
.channel:hover{color:#fff;border-color:rgba(194,62,90,.7);background:rgba(194,62,90,.12)}
.channel.active{background:var(--berry);color:#fff}
.hero{background:var(--ink);color:#fff;padding:74px 0 62px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;opacity:.1;background-image:linear-gradient(rgba(255,255,255,.2) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.2) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,#000,transparent 86%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.eyebrow,.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.eyebrow{color:#cbbdc2;margin-bottom:19px}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--berry)}
.hero h1{font-size:clamp(38px,5vw,58px);line-height:1.15;letter-spacing:-.06em;margin-bottom:20px}
.hero-copy{color:#d2c7ca;max-width:650px;font-size:17px;line-height:1.9}
.hero-actions{display:flex;gap:12px;margin:29px 0 25px;flex-wrap:wrap}
.hero .secondary-btn{border-color:rgba(255,255,255,.25);color:#fff}
.hero-points{display:flex;gap:24px;flex-wrap:wrap;color:#b9adb2;font-size:13px}
.hero-points strong{display:block;color:#fff;font-size:20px;line-height:1.25;letter-spacing:.03em}
.index-sheet{background:#f8f1f2;color:var(--text);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg);padding:25px;box-shadow:18px 18px 0 rgba(194,62,90,.18);transform:rotate(1.2deg)}
.sheet-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:20px}
.sheet-code{font:700 12px/1 monospace;color:var(--berry);letter-spacing:.12em}
.badge{padding:4px 9px;border-radius:999px;background:#eadde0;color:var(--berry);letter-spacing:.02em;text-transform:none}
.badge.mint{background:#dcece7;color:#386e62}
.sheet-title{font-size:25px;line-height:1.3;font-weight:800;margin-bottom:17px}
.sheet-row{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:12px;padding:13px 0;border-top:1px solid var(--line);font-size:14px}
.row-num{color:var(--berry);font:700 13px monospace}
.row-time{font-size:12px;color:var(--muted)}
.meter{height:5px;background:#e4dadd;margin-top:19px;overflow:hidden}
.meter i{display:block;width:72%;height:100%;background:var(--berry)}
.sheet-foot{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:11px}
.compliance{position:relative;color:#a99ca1;font-size:12px;margin-top:38px}
.section{padding:94px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:35px}
.section-head h2{font-size:clamp(28px,3.5vw,38px);line-height:1.25;letter-spacing:-.045em}
.section-head p{max-width:550px;color:var(--muted);font-size:15px}
.kicker{display:block;color:var(--berry);font:700 12px monospace;letter-spacing:.12em;margin-bottom:10px}
.entry-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
.entry-card{position:relative;min-height:230px;padding:25px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:var(--ease)}
.entry-card.large{grid-row:span 2;min-height:478px;background:var(--ink-2);color:#fff}
.entry-card:hover{border-color:var(--berry);transform:translateY(-4px);box-shadow:var(--shadow)}
.entry-card:after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;right:-45px;bottom:-70px;background:rgba(194,62,90,.12)}
.entry-card.large:after{background:linear-gradient(135deg,transparent 30%,rgba(194,62,90,.45));width:310px;height:310px}
.entry-card h3{font-size:22px;line-height:1.4;margin:20px 0 8px;max-width:360px}
.entry-card p{color:var(--muted);max-width:400px;font-size:14px;line-height:1.75}
.entry-card.large p{color:#c9bdc1}
.card-arrow{position:absolute;right:24px;bottom:22px;color:var(--berry);font-size:23px;transition:var(--ease)}
.entry-card:hover .card-arrow{right:18px}
.index-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
.big-index{font-size:clamp(72px,10vw,128px);font-weight:900;letter-spacing:-.1em;line-height:.9;color:var(--berry);border-bottom:1px solid var(--line);padding-bottom:25px}
.index-note{color:var(--muted);margin-top:20px;max-width:360px}
.status-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.status-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);padding:21px}
.status-card small{color:var(--muted);display:block;margin-bottom:8px}
.status-card strong{font-size:23px;display:block}
.status-card .line{height:4px;background:#e4dadd;margin-top:14px}.status-card .line i{display:block;background:var(--mint);height:100%;width:76%}
.featured{background:var(--soft)}
.case-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
.case-main,.case-item{border:1px solid var(--line);background:var(--white);border-radius:var(--radius-lg);padding:25px;transition:var(--ease)}
.case-main:hover,.case-item:hover{border-color:var(--berry);transform:translateY(-3px)}
.case-main{min-height:285px;display:flex;flex-direction:column;justify-content:space-between}
.case-stack{display:grid;gap:18px}
.case-item{display:grid;grid-template-columns:45px 1fr auto;gap:15px;align-items:center}
.case-number{font:700 20px monospace;color:var(--berry)}
.case-main h3{font-size:26px;line-height:1.35;margin:15px 0 8px}
.case-item h3{font-size:17px;line-height:1.4}
.case-main p,.case-item p{color:var(--muted);font-size:14px}
.tag-list{display:flex;gap:7px;flex-wrap:wrap;margin-top:15px}.tag{font-size:12px;border:1px solid var(--line);padding:3px 9px;border-radius:999px;color:var(--muted)}
.path{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}
.path:before{content:"";position:absolute;top:27px;left:12%;right:12%;height:1px;background:var(--line)}
.step{position:relative;background:var(--paper);padding:20px 8px 8px}
.step-dot{width:54px;height:54px;background:var(--berry);color:#fff;border-radius:50%;display:grid;place-items:center;font:700 15px monospace;margin-bottom:18px;border:7px solid var(--paper)}
.step h3{font-size:19px;margin-bottom:7px}.step p{font-size:14px;color:var(--muted)}
.step .tag{display:inline-block;margin-top:13px}
.rank-panel{margin-top:30px;border:1px solid var(--line);background:var(--white);border-radius:var(--radius-lg);padding:22px}
.rank-panel h3{font-size:18px;margin-bottom:13px}
.rank-row{display:grid;grid-template-columns:42px 1fr 90px 70px;gap:12px;border-top:1px solid var(--line);padding:12px 0;font-size:14px;align-items:center}
.rank-row span:first-child{color:var(--berry);font:700 13px monospace}.trend{color:#508e80;font-size:13px}
.faq-section{background:var(--soft)}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
.faq-layout h2{font-size:34px;line-height:1.3;margin-bottom:14px}.faq-layout .intro{color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:transparent;text-align:left;padding:19px 4px;display:flex;justify-content:space-between;gap:20px;font-weight:700;color:var(--text)}
.faq-q span{font-size:24px;color:var(--berry);line-height:1;transition:var(--ease)}
.faq-a{display:none;color:var(--muted);font-size:14px;padding:0 35px 19px 4px;line-height:1.85}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
.contact{background:var(--ink-2);color:#fff;padding:58px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.contact h2{font-size:34px;line-height:1.3;margin-bottom:14px}.contact p{color:#c9bdc1}
.feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}.feedback-form input,.feedback-form textarea{background:#2c2529;border:1px solid rgba(255,255,255,.18);color:#fff;border-radius:10px;padding:12px 14px;outline:none}.feedback-form input:focus,.feedback-form textarea:focus{border-color:var(--berry);box-shadow:0 0 0 3px rgba(194,62,90,.2)}.feedback-form textarea{grid-column:1/-1;min-height:88px;resize:vertical}.feedback-form .primary-btn{justify-self:start}.form-note{grid-column:1/-1;color:#a99ca1;font-size:12px}
.site-footer{background:var(--deep);color:#d8ced1;padding:43px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:13px}.footer-grid a,.footer-grid p{display:block;color:#9f9298;font-size:13px;margin:7px 0;transition:var(--ease)}.footer-grid a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:17px;color:#82757b;font-size:12px;display:flex;justify-content:space-between;gap:15px}
:focus-visible{outline:3px solid rgba(194,62,90,.6);outline-offset:3px}
@media(max-width:1024px){.hero-grid{gap:35px}.container{width:min(100% - 48px,900px)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.header-note{display:none}.topbar{height:64px}.menu-btn{display:block}.header-actions .primary-btn{display:none}.search-trigger{font-size:0;padding:0 10px}.search-trigger:first-letter{font-size:18px}.hero{padding:57px 0 46px}.hero-grid,.index-layout,.case-layout,.faq-layout,.contact-grid{grid-template-columns:1fr}.hero-copy{font-size:16px}.index-sheet{max-width:560px}.section{padding:65px 0}.section-head{display:block}.section-head p{margin-top:12px}.entry-grid{grid-template-columns:1fr}.entry-card.large{min-height:350px;grid-row:auto}.path{grid-template-columns:1fr;gap:7px}.path:before{left:27px;top:27px;bottom:27px;width:1px;height:auto;right:auto}.step{padding-left:77px;min-height:88px}.step-dot{position:absolute;left:0;top:8px}.rank-row{grid-template-columns:35px 1fr 65px}.rank-row span:nth-child(3){display:none}}
@media(max-width:560px){.container{width:calc(100% - 32px)}.logo{font-size:15px;gap:7px}.logo-mark{width:28px;height:28px}.channels{height:48px}.channel{font-size:13px;padding:4px 11px}.hero h1{font-size:39px}.hero-actions .primary-btn,.hero-actions .secondary-btn{width:100%}.hero-points{gap:14px}.status-grid{grid-template-columns:1fr 1fr}.case-item{grid-template-columns:35px 1fr}.case-item .card-arrow{display:none}.feedback-form{grid-template-columns:1fr}.feedback-form textarea,.form-note{grid-column:auto}.feedback-form .primary-btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
 --ink:#171417;--ink-2:#211c20;--deep:#100d10;--berry:#c23e5a;--berry-dark:#982e46;
 --mint:#77b5a4;--paper:#f3f0ed;--soft:#f8f1f2;--white:#fffafb;
 --text:#241f22;--muted:#746a70;--line:rgba(105,76,85,.2);
 --radius-lg:18px;--radius-md:12px;--shadow:0 14px 34px rgba(35,24,29,.09);
 --ease:220ms ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--text);line-height:1.8;font-size:16px}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1200px,calc(100% - 64px));margin:auto}
.site-header{background:var(--ink);color:var(--white);position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.12)}
.topbar{height:72px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;white-space:nowrap;font-size:18px}
.logo-mark{display:grid;place-items:center;width:32px;height:32px;border:1px solid rgba(255,255,255,.35);color:var(--berry);font-size:12px;font-weight:900}
.header-note{color:#b9adb2;font-size:13px;letter-spacing:.03em;flex:1}
.header-actions{display:flex;align-items:center;gap:12px}
.search-trigger{height:42px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#e9e0e3;border-radius:10px;padding:0 14px;display:flex;gap:8px;align-items:center;transition:var(--ease)}
.search-trigger:hover{border-color:var(--berry);color:#fff}
.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;font-weight:700;transition:var(--ease)}
.primary-btn{background:var(--berry);color:#fff}
.primary-btn:hover{background:var(--berry-dark);transform:translateY(-2px)}
.secondary-btn{border:1px solid var(--line);color:var(--text);background:transparent}
.secondary-btn:hover{border-color:var(--berry);color:var(--berry);background:var(--soft)}
.header-actions .primary-btn{color:#fff;font-size:14px}
.menu-btn{display:none;color:#fff;background:transparent;font-size:23px}
.channels{height:51px;border-top:1px solid rgba(255,255,255,.08)}
.channel-list{display:flex;gap:9px;min-width:max-content;overflow-x:auto;height:51px;align-items:center}
.channel{font-size:13px;color:#b9adb2;padding:5px 15px;border:1px solid transparent;border-radius:999px;transition:var(--ease)}
.channel:hover{color:#fff;border-color:var(--berry)}
.channel.active{background:var(--berry);color:#fff}
.channel:focus-visible,.filter:focus-visible,.primary-btn:focus-visible,.secondary-btn:focus-visible,.search-trigger:focus-visible,.menu-btn:focus-visible,.card-link:focus-visible{outline:3px solid rgba(194,62,90,.38);outline-offset:3px}
.page-head{background:var(--ink);color:#fff;padding:54px 0 58px;position:relative;overflow:hidden}
.page-head:after{content:"01";position:absolute;right:7%;bottom:-42px;color:rgba(255,255,255,.045);font:900 190px/1 monospace;letter-spacing:-.16em}
.breadcrumb{color:#b9adb2;font-size:13px;margin-bottom:23px}
.breadcrumb a:hover{color:#fff}
.page-head-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 390px;gap:60px;align-items:end}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#d8cbd0;font-size:12px;letter-spacing:.08em;margin-bottom:16px}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--berry)}
.page-head h1{font-size:clamp(34px,5vw,56px);line-height:1.16;letter-spacing:-.06em;margin-bottom:17px}
.page-head p{max-width:670px;color:#d2c7ca;font-size:16px}
.head-status{border:1px solid rgba(255,255,255,.16);padding:20px;border-radius:var(--radius-md);background:rgba(255,255,255,.035)}
.status-line{display:flex;justify-content:space-between;gap:15px;font-size:13px;color:#cbbdc2;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.status-line:last-child{border-bottom:0;padding-bottom:0}
.status-line strong{color:#fff;font-weight:700}
.dot{width:7px;height:7px;background:var(--mint);border-radius:50%;display:inline-block;margin-right:7px}
.search-panel{padding:26px 0 0;background:var(--paper)}
.search-box{display:flex;max-width:690px;background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 7px 18px rgba(35,24,29,.04)}
.search-box span{font-size:21px;color:var(--muted);padding:9px 0 9px 17px}
.search-box input{flex:1;min-width:0;border:0;background:transparent;padding:0 12px;color:var(--text);outline:0}
.search-box input:focus{box-shadow:inset 0 0 0 2px rgba(194,62,90,.2)}
.search-box button{background:var(--berry);color:#fff;padding:0 22px;font-weight:700;transition:var(--ease)}
.search-box button:hover{background:var(--berry-dark)}
.filters{padding:30px 0 0;display:flex;gap:9px;overflow-x:auto;white-space:nowrap}
.filter{padding:8px 16px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);transition:var(--ease)}
.filter:hover{border-color:var(--berry);color:var(--berry);background:var(--soft)}
.filter.active{background:var(--berry);border-color:var(--berry);color:#fff}
.section{padding:66px 0 92px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:28px}
.section-head h2{font-size:clamp(26px,3.4vw,36px);line-height:1.25;letter-spacing:-.045em}
.section-head p{max-width:520px;color:var(--muted);font-size:15px}
.feature-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:18px}
.feature-card,.index-card,.quick-panel,.tip-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);transition:var(--ease)}
.feature-card:hover,.index-card:hover,.tip-card:hover{border-color:var(--berry);transform:translateY(-4px);box-shadow:var(--shadow)}
.feature-card{min-height:390px;padding:28px;position:relative;overflow:hidden;background:var(--ink-2);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.feature-card:after{content:"";position:absolute;right:-80px;bottom:-100px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle at 35% 35%,rgba(194,62,90,.7),rgba(194,62,90,.08) 56%,transparent 57%)}
.feature-card>*{position:relative;z-index:1}
.feature-card h3{font-size:29px;line-height:1.35;max-width:450px;margin:20px 0 9px}
.feature-card p{color:#cabec2;max-width:470px;font-size:15px}
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:#eadde0;color:var(--berry);font-size:12px;letter-spacing:.02em}
.badge.mint{background:#dcece7;color:#386e62}
.card-meta{display:flex;align-items:center;gap:13px;color:#b9adb2;font-size:12px}
.card-arrow{font-size:23px;color:var(--berry);transition:var(--ease)}
.feature-card .card-arrow{position:absolute;right:28px;bottom:25px}
.feature-card:hover .card-arrow{right:20px}
.side-stack{display:grid;gap:18px}
.index-card{padding:23px;min-height:185px;position:relative;overflow:hidden}
.index-card:before{content:"";position:absolute;right:0;top:0;width:90px;height:100%;background:linear-gradient(135deg,transparent,rgba(194,62,90,.1))}
.index-card h3{font-size:20px;line-height:1.4;margin:15px 0 6px}
.index-card p{font-size:14px;color:var(--muted);max-width:330px;line-height:1.7}
.index-card .card-arrow{position:absolute;right:22px;bottom:18px}
.index-masonry{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;align-items:start}
.index-card.tall{min-height:290px}
.index-card.wide{grid-column:span 2;min-height:205px}
.number{font:700 13px monospace;color:var(--berry);letter-spacing:.04em}
.tag-list{display:flex;gap:7px;flex-wrap:wrap;margin-top:16px}
.tag{font-size:12px;border:1px solid var(--line);padding:3px 9px;border-radius:999px;color:var(--muted)}
.cover-shape{height:78px;margin:-23px -23px 18px;background:linear-gradient(130deg,#39252c 0 26%,#c23e5a 27% 34%,#eadde0 35% 63%,#77b5a4 64%);opacity:.88}
.cover-shape.alt{background:linear-gradient(155deg,#241f22 0 42%,#77b5a4 43% 54%,#eadde0 55% 75%,#c23e5a 76%)}
.quick-wrap{background:var(--soft);padding:58px 0}
.quick-panel{padding:28px;background:var(--white)}
.quick-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.quick-item{padding:15px 20px;border-right:1px solid var(--line)}
.quick-item:last-child{border-right:0}
.quick-item strong{display:block;font-size:18px;margin:8px 0 3px}
.quick-item span{color:var(--muted);font-size:13px}
.quick-item:hover strong{color:var(--berry)}
.tip-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px;align-items:stretch}
.tip-card{padding:28px}
.tip-card h2{font-size:27px;line-height:1.35;margin:13px 0}
.tip-card p{color:var(--muted);font-size:15px}
.tip-list{display:grid;gap:0}
.tip-list a{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
.tip-list a:hover{color:var(--berry)}
.cta{background:var(--ink);color:#fff;padding:52px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:30px;line-height:1.35;margin-bottom:7px}
.cta p{color:#cbbdc2;font-size:15px}
.site-footer{background:var(--deep);color:#ded3d6;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px}
.site-footer .logo{color:#fff}
.site-footer p,.site-footer a{display:block;color:#a99ca1;font-size:13px;margin-top:8px}
.site-footer a:hover{color:#fff}
.footer-title{color:#fff;font-weight:700;margin-bottom:12px;font-size:14px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;color:#80757a;font-size:12px}
@media(max-width:1024px){.container{width:min(100% - 48px,1200px)}.page-head-grid{grid-template-columns:1fr 320px;gap:30px}.quick-list{grid-template-columns:repeat(2,1fr)}.quick-item:nth-child(2){border-right:0}.quick-item{border-bottom:1px solid var(--line)}}
@media(max-width:768px){.topbar{height:64px;gap:14px}.header-note{display:none}.header-actions .primary-btn{display:none}.search-trigger span{display:none}.search-trigger{width:42px;justify-content:center;padding:0}.menu-btn{display:block}.channel-list{height:48px}.channels{height:48px}.page-head{padding:42px 0 45px}.page-head-grid{display:block}.head-status{margin-top:28px}.feature-grid,.tip-layout{grid-template-columns:1fr}.side-stack{grid-template-columns:1fr 1fr}.index-masonry{grid-template-columns:1fr 1fr}.index-card.wide{grid-column:span 2}.cta-inner{display:block}.cta .primary-btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.container{width:calc(100% - 32px)}.logo{font-size:15px;gap:8px}.logo-mark{width:29px;height:29px}.page-head h1{font-size:35px}.section{padding:52px 0 65px}.section-head{display:block;margin-bottom:23px}.section-head p{margin-top:10px}.feature-card{min-height:360px}.side-stack,.index-masonry{grid-template-columns:1fr}.index-card.wide{grid-column:auto}.quick-list{grid-template-columns:1fr}.quick-item{border-right:0!important}.quick-item:last-child{border-bottom:0}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.search-box button{padding:0 14px;font-size:14px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
 --ink:#171417;--ink-2:#211c20;--deep:#100d10;--berry:#c23e5a;--berry-dark:#982e46;
 --mint:#77b5a4;--paper:#f3f0ed;--soft:#f8f1f2;--white:#fffafb;
 --text:#241f22;--muted:#746a70;--line:rgba(105,76,85,.2);
 --radius-lg:18px;--radius-md:12px;--shadow:0 14px 34px rgba(35,24,29,.09);
 --ease:220ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;background:var(--paper);color:var(--text);line-height:1.8;font-size:16px}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1200px,calc(100% - 64px));margin:auto}
.site-header{background:var(--ink);color:var(--white);position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.12)}
.topbar{height:72px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;white-space:nowrap;font-size:18px}
.logo-mark{display:grid;place-items:center;width:32px;height:32px;border:1px solid rgba(255,255,255,.35);color:var(--berry);font-size:12px;font-weight:900}
.header-note{color:#b9adb2;font-size:13px;letter-spacing:.03em;flex:1}
.header-actions{display:flex;align-items:center;gap:12px}
.search-trigger{height:42px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#e9e0e3;border-radius:10px;padding:0 14px;display:flex;gap:8px;align-items:center;transition:var(--ease)}
.search-trigger:hover{border-color:var(--berry);color:#fff}
.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;font-weight:700;transition:var(--ease)}
.primary-btn{background:var(--berry);color:#fff}
.primary-btn:hover{background:var(--berry-dark);transform:translateY(-2px)}
.secondary-btn{border:1px solid var(--line);color:var(--text);background:transparent}
.secondary-btn:hover{border-color:var(--berry);color:var(--berry);background:var(--soft)}
.header-actions .primary-btn{color:#fff;font-size:14px}
.menu-btn{display:none;color:#fff;background:transparent;font-size:23px}
.channels{height:51px;overflow:hidden;border-top:1px solid rgba(255,255,255,.08)}
.channel-list{display:flex;align-items:center;gap:9px;min-width:max-content;height:100%;overflow-x:auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{padding:4px 15px;border:1px solid rgba(255,255,255,.16);border-radius:999px;color:#c9bdc1;font-size:13px;transition:var(--ease)}
.channel:hover,.channel:focus-visible{border-color:var(--berry);color:#fff;background:rgba(194,62,90,.13)}
.channel.active{background:var(--berry);border-color:var(--berry);color:#fff}
:focus-visible{outline:3px solid rgba(119,181,164,.85);outline-offset:3px}
.page-hero{background:var(--ink);color:#fff;padding:58px 0 50px;position:relative;overflow:hidden}
.page-hero:before{content:"";position:absolute;inset:0;opacity:.1;background-image:linear-gradient(rgba(255,255,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.18) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,#000,transparent 88%)}
.page-hero:after{content:"02";position:absolute;right:7%;top:10px;color:rgba(255,255,255,.05);font:900 190px/1 Arial,sans-serif;letter-spacing:-.12em}
.page-hero-inner{position:relative;z-index:1}
.breadcrumb{font-size:13px;color:#b9adb2;margin-bottom:24px}
.breadcrumb a:hover{color:#fff}
.hero-label{display:inline-flex;align-items:center;gap:8px;color:#a9d5ca;font-size:13px;margin-bottom:14px}
.hero-label:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px rgba(119,181,164,.12)}
.page-hero h1{font-size:clamp(36px,5vw,57px);line-height:1.18;letter-spacing:-.06em;max-width:760px;margin:0 0 16px}
.page-hero p{color:#d2c7ca;max-width:680px;margin:0;font-size:16px}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
.hero-meta span{border:1px solid rgba(255,255,255,.18);padding:5px 11px;border-radius:999px;color:#d9cdd0;font-size:12px}
.hero-meta span strong{color:#a9d5ca;font-weight:600}
.update-search{margin-top:34px;display:flex;max-width:590px;background:#fff;border-radius:12px;padding:5px;border:1px solid rgba(255,255,255,.2)}
.update-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:10px 13px;color:var(--text)}
.update-search button{background:var(--berry);color:#fff;border-radius:9px;padding:0 19px;font-weight:700;transition:var(--ease)}
.update-search button:hover{background:var(--berry-dark)}
.section{padding:88px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3.5vw,38px);line-height:1.25;letter-spacing:-.045em;margin:0}
.section-head p{max-width:560px;color:var(--muted);font-size:15px;margin:0}
.content-layout{display:grid;grid-template-columns:210px 1fr;gap:48px;align-items:start}
.timeline-nav{position:sticky;top:145px;border-left:1px solid var(--line);padding-left:22px}
.timeline-nav h3{font-size:14px;margin:0 0 18px;color:var(--muted)}
.timeline-nav a{display:block;color:var(--muted);font-size:14px;padding:8px 0;transition:var(--ease)}
.timeline-nav a:before{content:"";display:inline-block;width:6px;height:6px;border:1px solid var(--berry);margin-right:9px;vertical-align:2px}
.timeline-nav a:hover,.timeline-nav a.active{color:var(--berry);padding-left:5px}
.update-stream{position:relative}
.update-stream:before{content:"";position:absolute;left:67px;top:20px;bottom:30px;width:1px;background:var(--line)}
.update-item{display:grid;grid-template-columns:92px 1fr;gap:28px;position:relative;padding-bottom:25px;margin-bottom:25px}
.update-date{position:relative;z-index:1;color:var(--berry);font:700 14px/1.35 monospace;background:var(--paper);padding:8px 0}
.update-date small{display:block;color:var(--muted);font:400 12px "Microsoft YaHei",sans-serif;margin-top:5px}
.update-card{display:grid;grid-template-columns:1fr 180px;gap:23px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;transition:var(--ease)}
.update-card:hover{border-color:var(--berry);transform:translateY(-3px);box-shadow:var(--shadow)}
.update-card h3{font-size:20px;line-height:1.4;margin:10px 0 8px}
.update-card p{color:var(--muted);font-size:14px;line-height:1.75;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;padding:4px 9px;border-radius:999px;background:#eadde0;color:var(--berry)}
.badge.mint{background:#dcece7;color:#386e62}
.cover{min-height:132px;border-radius:12px;background:linear-gradient(135deg,#2d2027,#a23d55 55%,#e0bdc4);position:relative;overflow:hidden}
.cover:before{content:"";position:absolute;inset:15px;border:1px solid rgba(255,255,255,.35);background:repeating-linear-gradient(90deg,transparent 0 16px,rgba(255,255,255,.1) 17px 18px);transform:skewX(-18deg)}
.cover:after{content:"INDEX";position:absolute;right:13px;bottom:10px;color:rgba(255,255,255,.72);font:700 11px monospace;letter-spacing:.15em}
.update-card .secondary-btn{font-size:13px;min-height:38px;padding:0 13px;margin-top:16px}
.topic-radar{background:var(--ink-2);color:#fff;border-radius:var(--radius-lg);padding:33px;position:relative;overflow:hidden}
.topic-radar:before{content:"";position:absolute;inset:0;opacity:.08;background-image:radial-gradient(rgba(255,255,255,.7) 1px,transparent 1px);background-size:18px 18px}
.radar-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.15fr;gap:40px;align-items:center}
.topic-radar h2{font-size:27px;line-height:1.3;margin:0 0 10px}
.topic-radar p{color:#c9bdc1;font-size:14px;margin:0}
.radar-tags{display:flex;flex-wrap:wrap;gap:9px;align-items:center}
.radar-tag{border:1px solid rgba(255,255,255,.2);color:#eadfe2;padding:7px 12px;border-radius:999px;font-size:13px;transition:var(--ease)}
.radar-tag:nth-child(2),.radar-tag:nth-child(5){color:#a9d5ca;border-color:rgba(119,181,164,.5)}
.radar-tag:hover{border-color:var(--berry);background:rgba(194,62,90,.2)}
.radar-line{height:5px;background:rgba(255,255,255,.13);margin-top:22px;border-radius:9px;overflow:hidden}
.radar-line i{display:block;height:100%;background:var(--berry);width:72%}
.recommendations{padding:78px 0}
.recommend-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.recommend-card{padding:27px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--white);min-height:185px;transition:var(--ease)}
.recommend-card.dark{background:var(--ink);color:#fff;border-color:rgba(255,255,255,.12)}
.recommend-card:hover{border-color:var(--berry);transform:translateY(-3px)}
.recommend-card h3{font-size:21px;margin:13px 0 7px}
.recommend-card p{font-size:14px;color:var(--muted);margin:0 0 19px}
.recommend-card.dark p{color:#c9bdc1}
.link-arrow{color:var(--berry);font-weight:700;font-size:14px}
.notice{border-top:1px solid var(--line);padding:23px 0 0;color:var(--muted);font-size:13px}
.cta{background:var(--deep);color:#fff;padding:54px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:30px;line-height:1.3;margin:0 0 8px}
.cta p{color:#c9bdc1;margin:0;font-size:15px}
.cta .secondary-btn{color:#fff;border-color:rgba(255,255,255,.25)}
.cta .secondary-btn:hover{background:#fff;color:var(--berry)}
.site-footer{background:var(--deep);color:#d8cdd0;padding:55px 0 20px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
.footer-grid p{color:#9d9095;font-size:13px;margin:8px 0}
.footer-title{font-weight:700;color:#fff;margin-bottom:13px}
.footer-grid>div>a:not(.logo){display:block;color:#a99ba0;font-size:14px;padding:3px 0;transition:var(--ease)}
.footer-grid>div>a:not(.logo):hover{color:#fff;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:42px;padding-top:17px;display:flex;justify-content:space-between;color:#887a80;font-size:12px}
@media(max-width:1024px){
 .container{width:min(100% - 48px,1200px)}
 .content-layout{grid-template-columns:175px 1fr;gap:30px}
 .update-card{grid-template-columns:1fr 145px}
}
@media(max-width:768px){
 .topbar{height:66px;gap:14px}
 .header-note{display:none}
 .header-actions{margin-left:auto}
 .search-trigger span{display:none}
 .search-trigger{padding:0 12px;font-size:20px}
 .header-actions .primary-btn{display:none}
 .menu-btn{display:block}
 .channels{height:48px}
 .channel{font-size:12px;padding:4px 13px}
 .page-hero{padding:43px 0 42px}
 .page-hero:after{font-size:130px;right:3%;top:25px}
 .section{padding:64px 0}
 .content-layout{display:block}
 .timeline-nav{position:static;border:0;padding:0;display:flex;gap:9px;overflow-x:auto;margin-bottom:30px;white-space:nowrap}
 .timeline-nav h3{display:none}
 .timeline-nav a{border:1px solid var(--line);border-radius:999px;padding:7px 13px}
 .timeline-nav a:before{display:none}
 .update-stream:before{left:49px}
 .update-item{grid-template-columns:68px 1fr;gap:14px}
 .update-card{grid-template-columns:1fr}
 .cover{min-height:118px}
 .radar-inner{grid-template-columns:1fr;gap:25px}
 .recommend-grid{grid-template-columns:1fr}
 .cta-inner{align-items:flex-start;flex-direction:column}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
 .container{width:calc(100% - 32px)}
 .logo{font-size:15px;gap:8px}
 .logo-mark{width:28px;height:28px}
 .page-hero h1{font-size:35px}
 .page-hero p{font-size:15px}
 .update-search{display:flex}
 .update-search input{font-size:14px}
 .update-search button{padding:0 13px;font-size:13px}
 .section-head{display:block;margin-bottom:25px}
 .section-head p{margin-top:10px}
 .update-card{padding:17px}
 .update-card h3{font-size:18px}
 .topic-radar{padding:24px 20px}
 .radar-tags{gap:7px}
 .recommend-card{padding:22px}
 .footer-grid{grid-template-columns:1fr;gap:23px}
 .footer-bottom{display:block;line-height:2}
 .footer-bottom span{display:block}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}