/* roulang page: index */
:root{
    --brown-ink:#2A2120;
    --warm-gray:#6B625E;
    --paper:#FAF7F2;
    --sand:#F3ECE4;
    --cherry:#A12A3D;
    --berry:#7F1E2E;
    --leaf:#3D6B4A;
    --leaf-dark:#2E5136;
    --nut:#B77A4C;
    --card-white:#FFFFFF;
    --line:#E8DFD6;
    --line-deep:#D8CCC0;
    --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
    --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    --shadow-card:0 2px 10px rgba(42,32,30,0.04);
    --shadow-float:0 12px 30px rgba(42,32,30,0.10);
    --radius-sm:8px;
    --radius-mid:14px;
    --radius-lg:20px;
    --theme-gap:96px;
    --theme-gap-mobile:64px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:var(--sans);
    background:var(--paper);
    color:var(--brown-ink);
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--cherry)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.section-pad{padding-top:96px;padding-bottom:96px}
.h-serif{font-family:var(--serif);line-height:1.3;letter-spacing:.5px}

/* header + nav */
.site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(250,247,242,0.90);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(255,255,255,0.3);
    box-shadow:0 1px 0 var(--line);
    transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 2px 18px rgba(42,32,30,0.06)}
.header-main{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:78px;position:relative}
.brand-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:34px;height:34px;border-radius:50%;background:var(--cherry);display:flex;align-items:center;justify-content:center;position:relative}
.brand-mark svg{width:20px;height:20px;fill:#fff}
.brand-logo-text{font-family:var(--serif);font-weight:900;font-size:22px;color:var(--brown-ink);letter-spacing:2px;line-height:1}
.brand-logo-text small{font-family:var(--sans);font-weight:400;font-size:11px;display:block;letter-spacing:.5px;color:#A99C92;margin-top:4px;line-height:1}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:18px}
.main-nav > li{position:relative}
.main-nav > li > a{
    display:flex;align-items:center;gap:5px;padding:10px 15px;font-size:15px;font-weight:600;color:var(--brown-ink);
    border-radius:8px;transition:background .2s,color .2s;
}
.main-nav > li > a:hover{background:var(--sand);color:var(--cherry)}
.main-nav > li > a.active{color:var(--cherry);position:relative}
.main-nav > li > a.active::after{content:"";position:absolute;left:15px;right:15px;bottom:-23px;height:2px;background:var(--cherry);border-radius:2px}
.header-mega-holder{display:flex;align-items:center}
.mega-toggle{
    display:flex;align-items:center;gap:6px;padding:10px 14px;border:1px solid var(--line-deep);border-radius:8px;
    font-size:14px;font-weight:600;color:var(--brown-ink);background:transparent;cursor:pointer;transition:all .2s ease;
}
.mega-toggle:hover{border-color:var(--cherry);color:var(--cherry);transform:translateY(-1px)}
.mega-toggle i{font-size:12px;transition:transform .3s}
.header-cta{display:flex;align-items:center}
.btn-primary{
    display:inline-flex;align-items:center;gap:8px;background:var(--cherry);color:#fff;border:none;
    padding:11px 22px;border-radius:8px;font-weight:600;font-size:15px;cursor:pointer;transition:all .25s ease;
    box-shadow:0 2px 10px rgba(161,42,61,0.08);
}
.btn-primary:hover{background:var(--berry);color:#fff;transform:translateY(-1px);box-shadow:0 6px 20px rgba(127,30,46,0.25)}
.btn-outline{
    display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--brown-ink);
    border:1px solid var(--line-deep);padding:10px 20px;border-radius:8px;font-weight:600;font-size:15px;
    transition:all .25s ease;
}
.btn-outline:hover{border-color:var(--cherry);color:var(--cherry);transform:translateY(-1px);background:rgba(161,42,61,0.04)}
.btn-white-line{
    display:inline-flex;align-items:center;gap:8px;background:transparent;color:#fff;
    border:1px solid rgba(255,255,255,0.6);padding:10px 20px;border-radius:8px;font-weight:600;font-size:15px;
    transition:all .25s ease;
}
.btn-white-line:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,0.12);transform:translateY(-1px)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
    outline:3px solid rgba(61,107,74,0.5);outline-offset:2px;
}

/* mega panel */
.mega-panel{
    position:absolute;top:calc(100%+10px);right:0;width:760px;max-width:calc(100vw-30px);
    background:#fff;border-radius:16px;box-shadow:0 20px 50px rgba(42,32,30,0.16);border:1px solid var(--line);
    padding:28px;display:flex;gap:26px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .28s ease;
    pointer-events:none;
}
.mega-panel.open{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}
.mega-panel::before{content:"";position:absolute;top:-9px;right:40px;border-left:9px solid transparent;border-right:9px solid transparent;border-bottom:9px solid #fff}
.mega-col{flex:1}
.mega-col-title{font-size:13px;font-weight:700;letter-spacing:2px;color:var(--cherry);margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.mega-link-list li{line-height:1.4;}
.mega-link-list a{display:flex;gap:8px;align-items:baseline;padding:7px 0;font-size:14px;color:var(--brown-ink);border-radius:6px}
.mega-link-list a::before{content:"";width:8px;height:8px;border-radius:50%;border:1.5px solid var(--cherry);flex-shrink:0}
.mega-link-list a:hover{color:var(--cherry);background:none}
.mega-latest-card{border-radius:10px;overflow:hidden;background:var(--sand);border:1px solid var(--line)}
.mega-latest-card img{height:90px;width:100%;object-fit:cover}
.mega-latest-info{padding:12px}
.mega-latest-info h4{font-size:13px;line-height:1.5;font-weight:700;margin-bottom:4px}
.mega-latest-info span{font-size:12px;color:var(--warm-gray)}
.visual-guide-tile{
    width:135px;position:relative;border-radius:8px;background-repeat:no-repeat;background-size:cover;background-position:center;min-height:136px;
    display:flex;align-items:flex-end;overflow:hidden;
}
.visual-guide-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(42,32,30,0.78) 100%)}
.visual-guide-tile span{color:#fff;font-size:13px;font-weight:600;padding:10px;position:relative;z-index:2;line-height:1.4}
.mega-note{width:80px;background:var(--cherry);color:#fff;border-radius:8px;font-size:13px;padding:8px;display:flex;align-items:center;justify-content:center;text-align:center;line-height:1.5}

/* nav-mobile */
.nav-burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;align-items:center;justify-content:center;font-size:18px}
.mobile-menu{
    display:none;border-top:1px solid var(--line);background:#fff;padding:10px 0;box-shadow:0 10px 30px rgba(42,32,30,.05);
}
.mobile-menu.open{display:block}
.mobile-menu .mm-row{display:flex;flex-direction:column}
.mobile-menu .mm-row a{padding:12px 18px;border-radius:8px;font-size:16px;font-weight:600;color:var(--brown-ink)}
.mobile-menu .mm-row a:hover{background:var(--sand);color:var(--cherry)}
.mobile-menu .mm-row a.active{color:var(--cherry);background:var(--sand)}
.mobile-links{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:8px 18px 12px}

/* hero */
.hero{
    position:relative;min-height:590px;display:flex;align-items:center;color:#FFF;
    background:linear-gradient(96deg,rgba(20,13,13,.74) 0%,rgba(20,13,13,.38) 55%,rgba(47,25,24,.60) 100%),url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
    overflow:hidden;
}
.hero-inner{position:relative;z-index:2;padding-top:74px;padding-bottom:90px;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.hero-chip{
    display:inline-flex;gap:12px;align-items:center;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.25);
    padding:6px 16px 6px 8px;border-radius:40px;font-size:12px;letter-spacing:2px;color:#fff;backdrop-filter:blur(8px);
    opacity:0;animation:fade-slide-in .6s .1s ease forwards;font-weight:500;
}
.hero-chip i{width:26px;height:26px;border-radius:50%;background:var(--cherry);display:inline-flex;align-items:center;justify-content:center;font-size:12px}
.hero-title{
    font-family:var(--serif);font-size:clamp(36px,6vw,66px);font-weight:900;line-height:1.18;letter-spacing:1px;
    max-width:910px;margin:24px 0 0;opacity:0;animation:fade-slide-in .7s .25s ease forwards;
}
.hero-sub{
    max-width:680px;margin-top:24px;font-size:18px;line-height:1.9;color:rgba(255,255,255,.87);
    opacity:0;animation:fade-slide-in .7s .4s ease forwards;font-weight:400;
}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap;opacity:0;animation:fade-slide-in .7s .55s ease forwards}
.hero-name-tag{
    position:absolute;bottom:22px;right:28px;font-size:13px;letter-spacing:4px;color:rgba(255,255,255,.68);z-index:3;font-family:var(--serif)
}
.hero-quick-note{
    display:flex;gap:8px;align-items:center;color:rgba(255,255,255,.9);font-size:14px;margin-top:40px;
    opacity:0;animation:fade-slide-in .7s .7s ease forwards;
}
.hero-quick-note span{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:30px;background:rgba(255,255,255,.11);line-height:1}
.scroll-more{position:absolute;left:0;right:0;bottom:0;height:34px;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,transparent,rgba(42,32,30,.5));z-index:3;color:#fff;font-size:13px;gap:8px;letter-spacing:1px;opacity:.75}
.scroll-more i{animation:floatY 1.8s ease infinite}
@keyframes fade-slide-in{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}

/* split top info */
.split-info{display:flex;flex-direction:row;align-items:stretch;gap:35px;flex-wrap:wrap}
.split-left{flex:1;min-width:300px}
.split-right{flex:1.4;min-width:300px}
.info-line{width:58px;height:4px;background:var(--cherry);border-radius:4px;margin-bottom:22px}
.eyebrow{font-size:13px;letter-spacing:3px;color:var(--cherry);font-weight:600;margin-bottom:8px;display:block}

/* section headings */
.section-h2{font-family:var(--serif);font-weight:900;font-size:clamp(28px,3.4vw,38px);line-height:1.28;letter-spacing:.5px}
.section-lead{color:var(--warm-gray);font-size:16.5px;line-height:1.9;margin-top:16px}
.text-nut{color:var(--warm-gray)}

/* pain list */
.pain-list{display:flex;flex-direction:column;gap:10px;list-style:none;counter-reset:pain}
.pain-list li{
    counter-increment:pain;background:var(--card-white);border:1px solid var(--line);border-radius:var(--radius-mid);
    padding:24px 26px 24px 58px;position:relative;box-shadow:var(--shadow-card);
    transition:transform .3s ease, background .3s ease, box-shadow .3s ease;
}
.pain-list li::before{
    content:counter(pain,decimal-leading-zero);position:absolute;left:22px;top:23px;
    font-family:var(--serif);font-weight:700;font-size:13px;color:var(--nut);
}
.pain-list li:hover{transform:translateX(4px);background:#FFF;box-shadow:var(--shadow-float)}
.pain-list h3{font-size:17px;font-weight:700;margin-bottom:7px;color:var(--brown-ink)}
.pain-list p{color:var(--warm-gray);font-size:14.5px;line-height:1.75;margin:0}
.pain-list li::after{content:"";position:absolute;left:20px;right:20px;top:-1px;height:1px;background:linear-gradient(90deg,var(--cherry),transparent);opacity:0;transition:opacity .2s}
.pain-list li:hover::after{opacity:.15}
.bg-sand{background:var(--sand)}
.bg-paper{background:var(--paper)}

/* solution alternating */
.alt-grid{display:flex;align-items:center;gap:60px;flex-wrap:wrap}
.alt-grid + .alt-grid{margin-top:80px}
.alt-img{flex:1 1 520px;width:100%;position:relative}
.alt-img img{width:100%;object-fit:cover;border-radius:20px;box-shadow:0 10px 40px rgba(42,32,30,0.08)}
.img-chip{
    position:absolute;bottom:-18px;left:24px;background:var(--cherry);color:#fff;border-radius:14px;padding:13px 22px;
    font-size:14px;box-shadow:0 8px 20px rgba(161,42,61,0.24);font-weight:600;display:flex;gap:9px;align-items:center;
}
.alt-content{flex:1 1 420px;min-width:320px}
.alt-content h2{font-family:var(--serif);font-weight:900;font-size:30px;line-height:1.35}
.check-tick-list{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.check-tick-list span{display:flex;gap:14px;font-size:16px;color:var(--brown-ink);line-height:1.6}
.check-tick-list i{margin-top:6px;color:var(--leaf);font-size:14px;flex-shrink:0;width:20px;height:20px;border:1.5px solid rgba(61,107,74,.35);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px}
.alt-content p.desc{margin-top:16px;color:var(--warm-gray);font-size:15.5px;line-height:1.85}

/* outcome dark */
.dark-band{background:linear-gradient(135deg,#211A19 0%,#1A1514 100%);color:var(--paper);position:relative;overflow:hidden}
.dark-band::before{content:"";position:absolute;top:-180px;right:-100px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(161,42,61,0.22) 0%,transparent 65%)}
.dark-band .section-pad{position:relative}
.outcome-head{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;margin-bottom:48px}
.outcome-list{display:grid;gap:42px;grid-template-columns:repeat(3,minmax(0,1fr))}
.outcome-item{position:relative;padding-top:12px}
.outcome-item::before{content:"";position:absolute;left:0;top:0;width:34px;height:3px;background:var(--cherry);border-radius:2px}
.outcome-item h4{font-family:var(--serif);font-weight:700;font-size:19px;color:#fff;margin-bottom:8px}
.outcome-item p{color:rgba(255,255,255,0.62);font-size:14px;line-height:1.85}
.time-step{color:var(--cherry);font-weight:600;font-size:12px;letter-spacing:1.5px;display:block;margin-top:5px;font-family:var(--sans)}
.outcome-quote{
    display:flex;align-items:center;gap:24px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);
    border-radius:16px;padding:22px 28px;max-width:920px;margin-top:56px;
}
.outcome-quote .serif-mark{font-family:var(--serif);font-size:60px;color:var(--cherry);line-height:1;display:block}
.outcome-quote p{flex:1;color:rgba(255,255,255,.82);font-size:16px;margin:0}
.outcome-quote span{font-size:13px;color:rgba(255,255,255,.48)}

/* testimony */
.testi-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:22px}
.testi-card{background:var(--card-white);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease}
.testi-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-float)}
.testi-main{grid-row:span 2;justify-content:center;padding:38px}
.serif-quote{font-family:var(--serif);font-size:82px;color:var(--nut);line-height:1;height:38px;display:block;opacity:.9}
.testi-card blockquote{font-size:16px;line-height:1.95;color:var(--brown-ink);margin:10px 0 16px}
.testi-card blockquote.large{font-size:20px}
.testi-card footer{display:flex;align-items:center;justify-content:space-between;padding-top:14px;margin-top:auto;border-top:1px solid var(--line)}
.testi-who strong{display:block;font-size:14px}
.testi-who span{color:var(--warm-gray);font-size:13px}

/* magazine news block */
.news-flex{display:flex;gap:48px;align-items:flex-start;flex-wrap:wrap}
.news-articles{flex:1.4;min-width:300px}
.news-list li{
    border-top:1px solid var(--line);position:relative;transition:background .25s ease;padding:4px 10px 4px 124px;margin-top:10px;
}
.news-list li:first-child{border-top:none;padding-top:0;margin-top:0}
.news-list li a{display:block}
.news-list li h3{font-family:var(--sans);font-weight:700;font-size:16px;line-height:1.6;transition:color .2s;margin-right:8px}
.news-list li:hover h3{color:var(--cherry)}
.news-list li p{color:var(--warm-gray);font-size:14px;line-height:1.8;margin-top:6px}
.news-date{
    position:absolute;left:0;top:8px;font-family:var(--serif);color:var(--nut);font-size:13px;letter-spacing:1px;
    border-right:2px solid var(--line);padding-right:16px;line-height:1.2;
}
.news-date strong{display:block;font-size:24px;color:var(--cherry);font-weight:900}
.news-date em{font-style:normal;font-size:13px;color:var(--warm-gray)}
.news-reco{flex:1;min-width:260px;max-width:360px}
.reco-card{position:relative;border-radius:16px;overflow:hidden;background:var(--brown-ink);height:246px;display:flex;align-items:flex-end;padding:26px;color:#fff}
.reco-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92}
.reco-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(25,17,17,.08) 10%,rgba(33,25,25,.72) 76%)}
.reco-top{position:relative;z-index:2}
.reco-top .tag{display:inline-block;background:rgba(255,255,255,.18);color:#fff;font-size:12px;padding:4px 10px;border-radius:40px;backdrop-filter:blur(6px);margin-bottom:12px}
.reco-top h4{font-size:19px;line-height:1.5;font-weight:700;font-family:var(--serif)}
.reco-badge{
    position:absolute;right:18px;top:18px;width:34px;height:34px;border-radius:50%;background:var(--cherry);z-index:2;
    display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;
}
.tag-list{display:flex;flex-wrap:wrap;margin-top:24px;gap:8px}
.tag-list a{
    background:transparent;border:1px solid var(--line-deep);border-radius:30px;padding:7px 14px;font-size:13px;color:var(--warm-gray);
    transition:all .2s ease;
}
.tag-list a:hover{border-color:var(--cherry);color:var(--cherry);background:rgba(161,42,61,0.03)}

/* faq */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-single{border-bottom:1px solid var(--line);padding:5px 0}
.faq-single:first-child{padding-top:0}
.faq-single summary{
    display:flex;justify-content:space-between;align-items:center;gap:24px;cursor:pointer;padding:18px 4px;list-style:none;
    font-weight:600;font-size:16.5px;color:var(--brown-ink);transition:color .2s ease;position:relative;
}
.faq-single summary::-webkit-details-marker{display:none}
.faq-single summary::after{
    content:"";width:9px;height:9px;border-right:2px solid var(--nut);border-bottom:2px solid var(--nut);
    transform:rotate(45deg);transition:transform .25s ease,border-color .25s ease;flex-shrink:0;
}
.faq-single[open] summary{color:var(--cherry)}
.faq-single[open] summary::after{transform:rotate(225deg);border-color:var(--cherry);margin-top:-8px}
.faq-answer{padding:2px 30px 24px 4px;color:var(--warm-gray);line-height:1.9;font-size:15.5px}
.faq-note-top{color:var(--warm-gray);font-size:14.5px;max-width:800px;margin:-4px auto 36px;text-align:center}

/* cta final */
.final-cta{
    color:#fff;background:linear-gradient(to bottom, rgba(0,0,0,0.55),rgba(0,0,0,0.75)),url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
    border-radius:24px;position:relative;overflow:hidden;color:#fff;
}
.cta-block{padding:76px 50px;text-align:center;background:radial-gradient(50% 100% at 50% 0%, rgba(161,42,61,0.22) 0%, transparent 72%)}
.cta-block h2{font-family:var(--serif);font-weight:900;font-size:clamp(28px,4vw,42px)}
.cta-block p{max-width:600px;margin:18px auto 0;color:rgba(255,255,255,.85);font-size:17px}
.cta-action{display:flex;gap:14px;justify-content:center;margin-top:36px;flex-wrap:wrap}
.cta-note{font-size:13px;color:rgba(255,255,255,.5);margin-top:22px;letter-spacing:1px}

/* footer */
.site-footer{background:#211A19;color:rgba(255,255,255,0.78);margin-top:0}
.footer-inner{display:flex;justify-content:space-between;gap:44px;padding:62px 0 48px;flex-wrap:wrap}
.footer-brand{max-width:250px}
.footer-brand .brand-logo-text{color:var(--paper)}
.footer-about{font-size:14px;color:rgba(255,255,255,0.55);line-height:1.8;margin:12px 0 18px}
.footer-nav{display:flex;gap:52px;margin-right:20px;flex-wrap:wrap}
.footer-nav .foot-col-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:1.8px;border-bottom:1px solid rgba(255,255,255,.12);display:block;padding-bottom:10px;margin-bottom:14px}
.footer-nav a{display:block;padding:7px 0;color:rgba(255,255,255,0.62);font-size:14px}
.footer-nav a:hover{color:#fff}
.copyright{background:#1B1515;padding:18px 0;border-top:1px solid rgba(255,255,255,0.08);font-size:13px;color:rgba(255,255,255,0.36)}
.copyright .container{display:flex;justify-content:center;align-items:center;flex-direction:column;gap:6px}
.dev-word{font-size:12px}

/* breadcrumb inner */
.inner-banner{
    position:relative;min-height:340px;display:flex;align-items:flex-end;color:#fff;
    background:linear-gradient(96deg,rgba(25,16,14,.70) 0%,rgba(25,16,14,.48) 72%),url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
    padding:130px 0 34px;
}
.breadcrumbs{font-size:13.5px;margin-bottom:14px;display:flex;gap:10px;color:rgba(255,255,255,.65)}
.breadcrumbs a{color:rgba(255,255,255,.82)}
.breadcrumbs a:hover{color:#fff}
.breadcrumbs i{font-size:11px;align-self:center}
.inner-title{font-family:var(--serif);font-weight:900;font-size:clamp(29px,4vw,42px);line-height:1.28}
.chip-line{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.chip-line span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#fff;padding:6px 16px;border-radius:30px;font-size:13px}

/* layout left + side */
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 332px;gap:54px;align-items:start;padding-top:24px}
.two-col-main{min-width:0}
.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--card-white);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-card)}
.side-card__inner{padding:24px}
.side-card-title{font-size:15px;font-weight:800;display:flex;align-items:center;justify-content:space-between;padding:20px 24px 14px;border-bottom:1px solid var(--line)}
.side-card-title span{color:var(--warm-gray);font-weight:400;font-size:12px}
.side-mini .mini-header{display:flex;gap:12px;align-items:center;padding:22px 24px 16px;background:linear-gradient(120deg,var(--paper),var(--sand))}
.mini-name{font-family:var(--serif);font-weight:900;font-size:23px;color:var(--brown-ink);letter-spacing:1px}
.mini-sub{color:var(--cherry);font-size:12px;letter-spacing:2px;margin-top:2px;}
.side-mini .mini-desc{padding:6px 24px 16px;color:var(--warm-gray);font-size:14px;line-height:1.85}
.side-nav-list{padding:6px 0}
.side-nav-list a{display:flex;align-items:center;gap:10px;padding:11px 24px;color:var(--brown-ink);font-size:14.5px;border-bottom:1px solid var(--line);transition:all .25s ease}
.side-nav-list a i{width:22px;text-align:center;color:var(--nut);font-size:15px}
.side-nav-list a:hover{background:var(--sand);color:var(--cherry);padding-left:29px}
.side-card-imgbx p{font-size:12px;color:var(--warm-gray);padding:12px 16px 16px;margin:0;line-height:1.7}
.side-card-imgbx img{width:100%;height:200px;object-fit:cover}
.subscribe-box{padding:22px 24px 28px}
.subscribe-box form{display:flex;flex-direction:column;gap:10px}
.subscribe-box input{
    width:100%;height:48px;border-radius:8px;border:1px solid var(--line-deep);background:var(--paper);padding:0 16px;
    font-size:14px;color:var(--brown-ink);transition:border .3s;
}
.subscribe-box input:focus{border-color:var(--cherry);outline:none;box-shadow:0 0 0 3px rgba(161,42,61,.07)}
.subscribe-box button{width:100%;height:46px;background:var(--cherry);color:#fff;border:none;border-radius:8px;font-weight:700;font-size:15px}
.intro-para{font-size:17px;line-height:2;color:var(--brown-ink)}
.intro-para strong{color:var(--cherry)}
.set-quote{
    background:var(--cherry);color:#fff;border-radius:14px;padding:16px 22px;font-size:14px;
    display:flex;gap:16px;align-items:center;margin:26px 0;
}
.set-quote i{font-size:34px;opacity:.8}
.set-quote span{font-family:var(--sans);font-weight:400;line-height:1.6}
.mini-badge-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.mini-badge-row span{font-size:13px;border:1px solid var(--line-deep);padding:4px 12px;border-radius:20px;color:var(--warm-gray);background:var(--paper)}

/* category rich list */
.article-row{
    display:flex;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-card);
    transition:transform .3s ease,box-shadow .3s ease,background .3s ease;
}
.article-row:hover{box-shadow:var(--shadow-float);transform:translateY(-2px)}
.article-row-main{display:flex;gap:24px;position:relative;padding:24px;width:100%;align-items:flex-start}
.article-row-img{width:200px;flex-shrink:0;overflow:hidden;border-radius:8px}
.article-row-img img{width:100%;height:142px;object-fit:cover;transition:transform .4s ease}
.article-row:hover .article-row-img img{transform:scale(1.04)}
.article-row::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--cherry);opacity:0;transition:opacity .3s ease}
.article-row:hover::before{opacity:1}
.art-tag{display:inline-block;color:var(--cherry);font-size:12px;font-weight:700;background:rgba(161,42,61,.07);padding:4px 10px;border-radius:6px;margin-bottom:10px}
.article-row h3{font-size:19px;line-height:1.5;font-weight:700;font-family:var(--sans);margin-bottom:8px}
.article-row h3 a{color:var(--brown-ink)}
.article-row h3 a:hover{color:var(--cherry)}
.article-row .row-summary{color:var(--warm-gray);font-size:14.5px;line-height:1.8;margin-bottom:12px}
.ink-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--cherry)}
.ink-link i{font-size:12px;transition:transform .25s}
.ink-link:hover i{transform:translateX(4px)}
.quote-strip{
    background:var(--sand);border-left:4px solid var(--cherry);border-radius:0 14px 14px 0;
    padding:26px 30px;margin:30px 0;display:flex;gap:20px;align-items:flex-start;position:relative;
}
.quote-strip i{font-size:34px;color:var(--nut);opacity:.7;flex-shrink:0}
.quote-strip .q-text{font-size:16px;line-height:1.9;color:var(--brown-ink);font-weight:500;display:flex;gap:28px;justify-content:space-between;width:100%;align-items:center}
.quote-strip .q-text small{display:block;font-size:12.5px;color:var(--warm-gray);font-weight:400;margin-top:16px;flex-shrink:0;max-width:180px;text-align:right}
.flow-steps{display:flex;flex-direction:column;gap:13px;margin-top:24px}
.flow-steps li{display:flex;gap:17px}
.step-lineal{color:var(--cherry);font-family:var(--serif);font-weight:900;font-size:24px;margin-top:22px;width:30px;text-align:center;position:relative}
.step-lineal::after{content:"";position:absolute;top:-8px;right:1px;bottom:22px;width:1.5px;background:var(--line-deep);height:100%}
.flow-steps li:last-child .step-lineal::after{display:none}
.flow-text{border-bottom:1px dashed var(--line);padding:18px 0;width:100%}
.flow-text strong{display:block;font-size:16px;margin-bottom:5px}
.flow-text p{font-size:14.5px;color:var(--warm-gray)}

/* small trigger timeline */
.mini-history{display:flex;justify-content:space-between;gap:26px;padding:18px 0;border-bottom:1px solid var(--line)}
.point-block .point-value{font-family:var(--serif);font-weight:900;font-size:24px;color:var(--cherry);line-height:1.2}
.point-label{color:var(--warm-gray);font-size:13px;margin-top:2px}
.point-block .point-note{font-size:13px;color:var(--warm-gray);margin-top:6px}
.hint-note{background:var(--sand);border-radius:10px;padding:14px 18px;color:var(--brown-ink);font-size:14px;margin-top:30px}

@media (min-width: 1024px){
    .header-mega-holder{position:relative}
}
@media (max-width: 1023.98px){
    .section-pad{padding-top:72px;padding-bottom:72px}
    .mega-panel{display:none}
    .main-nav{display:none} 
    .nav-burger{display:flex}
    .mobile-menu{display:block}
    .two-col{grid-template-columns:1fr}
    .sidebar{position:static;margin-top:34px}
    .outcome-list{grid-template-columns:1fr 1fr;grid-row-gap:30px}
    .testi-grid{grid-template-columns:1fr 1fr}
    .testi-main{grid-row:span 1}
    .article-row-main{flex-wrap:wrap}
    .article-row-img{width:100%}
    .article-row-img img{height:180px}
    .news-reco{max-width:100%}
    .alt-grid{gap:40px}
    .alt-grid + .alt-grid{margin-top:60px}
}
@media (max-width: 767.98px){
    .section-pad{padding-top:56px;padding-bottom:56px}
    .container{grid-template-columns:1fr}
    .hero{min-height:530px}
    .hero-inner{padding-top:52px;padding-bottom:70px}
    .hero-title{font-size:34px}
    .hero-sub{font-size:16px;margin-top:18px}
    .pain-list li{padding-left:54px}
    .outcome-list{grid-template-columns:1fr}
    .testi-grid{grid-template-columns:1fr}
    .testi-main{padding:26px}
    .news-list li{padding-left:100px}
    .news-date strong{font-size:20px}
    .article-row-main{padding:18px}
    .alt-img img{max-height:260px}
    .cta-block{padding:52px 26px}
    .cta-action .btn-primary,.cta-action .btn-outline,.cta-action .btn-white-line{width:auto;justify-content:center}
    .brand-logo-text{font-size:20px}
    .brand-logo-text small{display:none}
    .footer-inner{flex-direction:column}
    .footer-nav{margin-right:0}
    .secondary-big-row{display:block}
}
@media (min-width:640px){
    .hero-inner{padding-left:32px;padding-right:32px}
    .mobile-menu{display:none}
    .main-nav{display:flex}
    .nav-burger{display:none}
}
@media (max-width: 639.98px){
    .mega-note{display:none}
    .container{padding-left:18px;padding-right:18px}
    .header-cta{display:none}
    .mobile-menu{display:block}
    .main-nav{display:none}
    .nav-burger{display:flex}
    .mobile-menu.open + .mega-panel{display:none}
    .hero-inner{padding-left:19px;padding-right:19px}
    .brand-mark{width:30px;height:30px}
    .mini-history{flex-wrap:wrap}
    .alt-content h2{font-size:22px}
    .section-h2{font-size:24px}
    .flow-steps li{gap:12px}
}
@media (prefers-reduced-motion: reduce){
    *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto}
    a,button{transition:none}
}

/* roulang page: category1 */
:root{
  --brown-ink:#2A2120;
  --warm-gray:#6B625E;
  --paper:#FAF7F2;
  --sand:#F3ECE4;
  --cherry:#A12A3D;
  --berry:#7F1E2E;
  --leaf:#3D6B4A;
  --leaf-dark:#2E5136;
  --nut:#B77A4C;
  --card-white:#FFFFFF;
  --line:#E8DFD6;
  --line-deep:#D8CCC0;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --shadow-card:0 2px 10px rgba(42,32,30,0.04);
  --shadow-float:0 12px 30px rgba(42,32,30,0.10);
  --radius-sm:8px;
  --radius-mid:14px;
  --radius-lg:20px;
  --theme-gap:96px;
  --theme-gap-mobile:64px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--brown-ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--cherry)}
button{font-family:inherit;cursor:pointer}
input,textarea{font-family:inherit}
.container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.grid-container{padding-left:24px;padding-right:24px;max-width:1200px}
.section-pad{padding-top:96px;padding-bottom:96px}
.skip-link{position:absolute;left:12px;top:-100px;background:var(--cherry);color:#fff;padding:10px 20px;border-radius:8px;z-index:120;transition:top .2s}
.skip-link:focus{top:12px;color:#fff}
:focus-visible{outline:3px solid rgba(61,107,74,0.55);outline-offset:2px;border-radius:4px}

/* header & brand */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(250,247,242,0.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,0.6);
  box-shadow:0 1px 0 var(--line);
  transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 4px 22px rgba(42,32,30,0.07)}
.header-main{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:78px;position:relative}
.brand-logo{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:36px;height:36px;border-radius:50%;background:var(--cherry);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(161,42,61,0.18)}
.brand-mark svg{width:22px;height:22px}
.brand-logo-text{font-family:var(--serif);font-weight:900;font-size:23px;color:var(--brown-ink);letter-spacing:2px;line-height:1}
.brand-logo-text small{font-family:var(--sans);font-weight:500;font-size:11px;color:var(--warm-gray);letter-spacing:1px;display:block;margin-top:5px;line-height:1}
.main-nav-wrap{display:flex;align-items:center;justify-content:center;flex:1;gap:8px;margin-left:28px}
.main-nav ul{display:flex;list-style:none;gap:2px;padding:0;margin:0}
.main-nav > li{position:relative}
.main-nav a{display:inline-flex;align-items:center;gap:5px;padding:10px 16px;font-size:15px;font-weight:600;color:var(--brown-ink);border-radius:10px;position:relative;transition:background .2s,color .2s}
.main-nav a:hover{background:var(--sand);color:var(--cherry)}
.main-nav a.active{color:var(--cherry)}
.main-nav a.active::after{content:"";position:absolute;left:16px;right:16px;bottom:-2px;height:2px;background:var(--cherry);border-radius:2px}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}

/* mega */
.mega-holder{position:relative}
.mega-toggle{
  display:inline-flex;align-items:center;gap:7px;padding:10px 15px;border:1px solid var(--line-deep);border-radius:10px;
  background:transparent;font-size:14px;font-weight:600;color:var(--brown-ink);transition:all .22s ease;
}
.mega-toggle:hover{border-color:var(--cherry);color:var(--cherry);transform:translateY(-1px)}
.mega-toggle i{font-size:11px;transition:transform .3s}
.mega-holder.open .mega-toggle i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:780px;max-width:calc(100vw - 28px);
  background:#fff;border-radius:18px;box-shadow:0 24px 60px rgba(42,32,30,0.18);border:1px solid var(--line);
  padding:28px;display:flex;gap:26px;opacity:0;visibility:hidden;transform:translateY(-10px) scale(.99);
  transition:all .28s cubic-bezier(.2,.7,.3,1);pointer-events:none;
}
.mega-holder.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0) scale(1);pointer-events:auto}
.mega-panel::before{content:"";position:absolute;top:-8px;right:62px;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:10px solid #fff;filter:drop-shadow(0 -1px 0 var(--line))}
.mega-col{flex:1;min-width:0}
.mega-col-title{font-size:13px;font-weight:800;letter-spacing:2px;color:var(--cherry);margin-bottom:10px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.mega-link-list{list-style:none;padding:0;margin:0}
.mega-link-list li{line-height:1.3}
.mega-link-list a{display:flex;align-items:baseline;gap:9px;padding:8px 0;font-size:14px;color:var(--brown-ink);font-weight:500}
.mega-link-list a::before{content:"";width:9px;height:9px;border-radius:50%;border:1.5px solid var(--cherry);flex-shrink:0;transform:translateY(1px)}
.mega-link-list a:hover{color:var(--cherry);background:transparent}
.mega-latest{background:var(--sand);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.mega-latest img{width:100%;height:96px;object-fit:cover}
.mega-latest-body{padding:12px 14px}
.mega-latest-body h4{font-size:13px;line-height:1.55;font-weight:700;margin-bottom:6px;color:var(--brown-ink)}
.mega-latest-body span{font-size:12px;color:var(--warm-gray)}
.mega-note{display:flex;align-items:center;justify-content:center;border-radius:14px;overflow:hidden;position:relative;min-width:112px}
.mega-note img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.mega-note p{position:relative;z-index:2;font-family:var(--serif);font-size:15px;font-weight:700;color:#fff;padding:14px;text-align:center;background:linear-gradient(180deg,rgba(42,32,30,.05),rgba(42,32,30,.65))}
.menu-burger{display:none;width:46px;height:46px;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--line-deep);background:transparent;color:var(--brown-ink);font-size:20px}
.menu-burger:hover{border-color:var(--cherry);color:var(--cherry)}

/* buttons */
.btn-primary,.btn-outline,.btn-white-line,.btn-leaf{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:10px;
  font-weight:600;font-size:15px;line-height:1.2;padding:13px 24px;transition:all .25s ease;
}
.btn-primary{background:var(--cherry);color:#fff;box-shadow:0 4px 14px rgba(161,42,61,0.12)}
.btn-primary:hover{background:var(--berry);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(127,30,46,0.28)}
.btn-outline{background:transparent;color:var(--brown-ink);border:1px solid var(--line-deep)}
.btn-outline:hover{border-color:var(--cherry);color:var(--cherry);background:rgba(161,42,61,.04);transform:translateY(-2px)}
.btn-white-line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.65)}
.btn-white-line:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);border-color:#fff}
.btn-leaf{background:var(--leaf);color:#fff;padding:10px 20px;font-size:14px}
.btn-leaf:hover{background:var(--leaf-dark);color:#fff;transform:translateY(-1px)}

/* category small banner */
.cat-banner{background:var(--paper);padding:62px 0 30px;position:relative;overflow:hidden}
.cat-banner .grid-x{align-items:center}
.cat-banner-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:3px;color:var(--cherry);background:rgba(161,42,61,.08);border-radius:100px;padding:6px 14px;margin-bottom:18px}
.cat-banner-eyebrow::before{content:"";width:12px;height:12px;border-radius:50%;border:2px solid var(--cherry)}
.cat-banner h1{font-family:var(--serif);font-size:40px;line-height:1.25;font-weight:900;letter-spacing:2px;margin-bottom:14px;color:var(--brown-ink)}
.cat-banner .lead{font-size:17px;color:var(--warm-gray);max-width:540px;line-height:1.9}
.cat-banner .banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hero-stat{font-size:13px;color:var(--warm-gray);font-weight:600;display:inline-flex;align-items:center;gap:8px}
.hero-stat i{color:var(--cherry)}
.cat-banner-media{position:relative}
.cat-banner-media .img-frame{border-radius:22px;overflow:hidden;box-shadow:0 18px 48px rgba(42,32,30,.18);transform:rotate(1deg)}
.cat-banner-media .img-frame img{height:300px;width:100%;object-fit:cover}
.cat-banner-media .photo-chip{position:absolute;left:-18px;bottom:24px;background:#fff;border-radius:14px;padding:12px 18px;box-shadow:0 12px 30px rgba(42,32,30,.12);border:1px solid var(--line);font-size:13px;color:var(--brown-ink);font-weight:600}
.cat-banner-media .photo-chip i{color:var(--cherry);margin-right:6px}

/* breadcrumb */
.breadcrumb-wrap{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0}
.breadcrumb-nav{display:flex;align-items:center;flex-wrap:wrap;gap:4px;font-size:13px;color:var(--warm-gray)}
.breadcrumb-nav a{color:var(--warm-gray);font-weight:500}
.breadcrumb-nav a:hover{color:var(--cherry)}
.breadcrumb-nav .sep{color:var(--line-deep);margin:0 8px}

/* cat main layout */
.cat-main{background:var(--paper);padding:64px 0 96px}
.cat-split{display:flex;gap:48px;align-items:flex-start}
.cat-content{flex:1;min-width:0}
.cat-side{width:330px;flex-shrink:0;position:sticky;top:100px}
.cat-intro{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px 32px 26px;box-shadow:var(--shadow-card)}
.cat-intro p{color:var(--warm-gray);font-size:15px;line-height:1.9;margin-bottom:10px}
.cat-intro p:last-of-type{margin-bottom:0}
.cat-intro-title{font-size:14px;font-weight:800;letter-spacing:2px;color:var(--cherry);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.cat-intro-title::after{content:"";height:1px;flex:1;background:var(--line);margin-left:8px}
.intro-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;padding-top:18px;border-top:1px dashed var(--line-deep)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:100px;background:rgba(177,122,76,.12);color:var(--nut);font-size:13px;font-weight:700}
.badge.leaf-badge{background:rgba(61,107,74,.1);color:var(--leaf)}
.badge.cherry-badge{background:rgba(161,42,61,.08);color:var(--cherry)}

/* article stack list */
.stack-title{display:flex;align-items:center;gap:14px;margin:52px 0 28px}
.stack-title h2{font-family:var(--serif);font-size:28px;font-weight:900;color:var(--brown-ink);letter-spacing:1px;line-height:1.4}
.stack-title .chinese-num{font-family:var(--serif);color:var(--cherry);font-size:14px;font-weight:700;border:1px solid var(--line-deep);border-radius:8px;padding:4px 9px;line-height:1}
.article-stack{display:flex;flex-direction:column;gap:22px;margin-top:10px}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  display:flex;align-items:stretch;box-shadow:var(--shadow-card);
  transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease;
}
.article-card:hover{box-shadow:var(--shadow-float);transform:translateY(-3px);border-color:var(--line-deep)}
.article-card .media{width:232px;min-height:160px;flex-shrink:0;overflow:hidden;position:relative}
.article-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.article-card:hover .media img{transform:scale(1.04)}
.article-card .body{padding:22px 26px;flex:1}
.article-label{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:1px;color:var(--cherry);background:rgba(161,42,61,.07);padding:4px 10px;border-radius:6px}
.card-no{color:var(--line-deep);font-family:var(--serif);font-size:12px;margin-left:auto}
.article-card h3{font-family:var(--serif);font-size:19px;font-weight:800;line-height:1.55;color:var(--brown-ink);margin:12px 0 8px}
.article-card .excerpt{font-size:14px;color:var(--warm-gray);line-height:1.8;margin-bottom:14px}
.read-more details{margin-top:6px}
.read-more summary{
  list-style:none;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--cherry);cursor:pointer;border-radius:6px;transition:color .2s;
}
.read-more summary::-webkit-details-marker{display:none}
.read-more summary i{width:18px;height:18px;border:1px solid var(--line-deep);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:9px;transition:all .25s}
.read-more details[open] summary i{transform:rotate(45deg);background:var(--cherry);color:#fff;border-color:var(--cherry)}
.read-more .full-text{padding:14px 16px;background:var(--sand);border-radius:10px;margin-top:8px;color:var(--brown-ink);font-size:14px;line-height:1.9}
.read-more .full-text p{margin:0}
.read-more .full-text p + p{margin-top:8px}

/* quote interlude */
.interlude{
  display:flex;align-items:center;gap:20px;background:var(--sand);border-radius:18px;padding:28px 32px;margin:8px 0;
  border-left:4px solid var(--nut);
}
.interlude .quote-mark{font-family:var(--serif);font-size:54px;line-height:1;color:var(--nut);font-weight:900;margin-top:-10px}
.interlude p{font-family:var(--serif);font-size:17px;color:var(--brown-ink);font-weight:600;line-height:1.9}
.interlude .interlude-source{margin-top:10px;font-family:var(--sans);font-size:13px;color:var(--warm-gray);font-weight:400}

/* cat faq */
.cat-faq{margin-top:52px}
.cat-faq .faq-head{display:flex;align-items:baseline;gap:12px;margin-bottom:20px}
.cat-faq .faq-head h2{font-family:var(--serif);font-size:26px;font-weight:900;color:var(--brown-ink)}
.cat-faq-box{background:#fff;border:1px solid var(--line);border-radius:18px;padding:8px 28px;box-shadow:var(--shadow-card)}
.cat-faq-box details{border-bottom:1px solid var(--line);padding:18px 0}
.cat-faq-box details:last-child{border-bottom:none}
.cat-faq-box summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;
  font-size:15px;font-weight:700;color:var(--brown-ink);transition:color .2s;
}
.cat-faq-box summary::-webkit-details-marker{display:none}
.cat-faq-box summary .arrow{width:24px;height:24px;flex-shrink:0;border-radius:50%;border:1px solid var(--line-deep);display:inline-flex;align-items:center;justify-content:center;color:var(--cherry);font-size:12px;transition:all .3s ease}
.cat-faq-box details[open] summary{color:var(--cherry)}
.cat-faq-box details[open] summary .arrow{transform:rotate(45deg);background:var(--cherry);border-color:var(--cherry);color:#fff}
.cat-faq-box .answer{padding:14px 0 4px;color:var(--warm-gray);font-size:14px;line-height:1.9}
.back-top{display:inline-flex;align-items:center;gap:8px;margin-top:34px;font-size:14px;font-weight:600;color:var(--warm-gray)}
.back-top:hover{color:var(--cherry)}

/* side bar */
.cat-side .side-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow-card);margin-bottom:20px;
}
.side-brand{background:var(--cherry);border:none;color:#fff;position:relative;overflow:hidden}
.side-brand::after{content:"";position:absolute;width:110px;height:110px;border:1px solid rgba(255,255,255,.18);border-radius:50%;top:-30px;right:-30px;box-shadow:0 0 0 18px rgba(255,255,255,.05)}
.side-brand h3{font-family:var(--serif);font-size:20px;font-weight:900;letter-spacing:1px;color:#fff;position:relative;z-index:2}
.side-brand p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.85);margin:8px 0 0;position:relative;z-index:2}
.side-card-title{font-size:14px;font-weight:800;letter-spacing:1.5px;margin-bottom:16px;display:flex;align-items:center;gap:8px;color:var(--brown-ink)}
.side-card-title i{color:var(--cherry)}
.side-nav-list{list-style:none;padding:0;margin:0}
.side-nav-list li{border-bottom:1px solid var(--line)}
.side-nav-list li:last-child{border-bottom:none}
.side-nav-list a{display:flex;align-items:center;gap:9px;padding:12px 4px;font-size:14px;font-weight:600;color:var(--brown-ink);border-radius:6px}
.side-nav-list a::before{content:"";width:7px;height:7px;border-radius:50%;background:rgba(161,42,61,.35);transition:background .2s}
.side-nav-list a:hover::before{background:var(--cherry)}
.side-nav-list a.active{color:var(--cherry)}
.side-nav-list a.active::before{background:var(--cherry)}
.side-img-card{border:none;padding:0;overflow:hidden}
.side-img-card .imgwrap{position:relative;aspect-ratio:1/1}
.side-img-card img{width:100%;height:100%;object-fit:cover}
.side-img-card .imgcap{position:absolute;left:0;right:0;bottom:0;padding:38px 16px 12px;background:linear-gradient(180deg,transparent,rgba(42,32,30,.82));color:#fff;font-size:13px;font-weight:600}
.side-form input{
  width:100%;border:1px solid var(--line-deep);border-radius:10px;padding:12px 14px;height:46px;background:var(--paper);
  font-size:14px;transition:border .2s,box-shadow .2s;color:var(--brown-ink);
}
.side-form input:focus{outline:none;border-color:var(--cherry);box-shadow:0 0 0 3px rgba(161,42,61,.12)}
.side-form .submit-btn{width:100%;margin-top:10px}
.side-form .form-tip{font-size:12px;color:var(--warm-gray);margin-top:10px}
.form-note-ok{background:rgba(61,107,74,.1);color:var(--leaf-dark);border-radius:8px;font-size:13px;padding:9px 12px;margin-top:8px;display:none}

/* bottom CTA */
.cat-bottom-cta{background:linear-gradient(120deg,#211A19 0%,#321F22 60%,#4A2229 100%);padding:86px 0;position:relative;overflow:hidden}
.cat-bottom-cta::before{content:"";position:absolute;right:-50px;top:-60px;width:260px;height:260px;border-radius:50%;border:1px solid rgba(255,255,255,.1);box-shadow:0 0 0 45px rgba(255,255,255,.03);pointer-events:none}
.cat-bottom-cta .cta-title{font-family:var(--serif);color:#fff;font-size:32px;font-weight:900;line-height:1.45;letter-spacing:1px}
.cat-bottom-cta .cta-sub{color:rgba(255,255,255,.75);margin-top:14px;font-size:15px;line-height:1.9;max-width:620px}
.cat-bottom-cta .cta-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cta-mini{text-align:center;color:rgba(255,255,255,.65);font-size:13px}
.cta-mini i{color:var(--nut);margin-right:5px}

/* 页脚统一片段由内联保留，这里仅补足可对齐样式 */
.footer-bottom{background:#211A19}

/* responsive */
@media (max-width:1024px){
  .cat-split{gap:30px}
  .cat-side{width:300px}
  .article-card .media{width:190px}
}
@media (max-width:900px){
  .mega-holder{display:none}
  .menu-burger{display:inline-flex}
  .main-nav-wrap{
    position:absolute;top:calc(100% + 4px);left:0;right:0;background:#fff;border-radius:0 0 18px 18px;
    box-shadow:0 16px 40px rgba(42,32,30,.16);border:1px solid var(--line);padding:18px 24px 24px;
    flex-direction:column;align-items:stretch;margin:0;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .25s ease;z-index:30;
  }
  body.nav-open .main-nav-wrap{opacity:1;visibility:visible;transform:translateY(0)}
  .main-nav ul{flex-direction:column;gap:6px}
  .main-nav a{display:flex;padding:13px 14px;border-radius:10px;font-size:17px;justify-content:space-between}
  .main-nav ul li{border-bottom:1px solid var(--line)}
  .main-nav ul li:last-child{border-bottom:none}
  .main-nav a.active::after{display:none}
  .main-nav a.active{background:rgba(161,42,61,.08)}
  .header-actions{gap:8px}
}
@media (max-width:820px){
  .cat-split{flex-direction:column}
  .cat-side{width:100%;position:static;order:2;margin-top:44px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .cat-content{order:1}
  .cat-banner{padding-top:44px}
  .cat-banner h1{font-size:32px}
  .cat-banner .lead{font-size:15px}
  .article-card .media{width:170px}
  .stack-title h2{font-size:23px}
}
@media (max-width:600px){
  :root{--theme-gap-mobile:56px}
  body{font-size:15px}
  .header-main{min-height:66px}
  .brand-logo-text{font-size:19px}
  .brand-mark{width:32px;height:32px}
  .cat-banner{padding:34px 0 20px}
  .cat-banner h1{font-size:28px;letter-spacing:0}
  .cat-banner .banner-meta{flex-wrap:wrap}
  .cat-banner-media .img-frame img{height:200px}
  .cat-banner-media .photo-chip{left:8px;bottom:-14px;font-size:12px}
  .breadcrumb-wrap{padding:10px 0;overflow-x:auto}
  .cat-main{padding:44px 0 64px}
  .cat-intro{padding:24px}
  .stack-title{margin-top:30px}
  .stack-title h2{font-size:20px;line-height:1.4}
  .article-card{flex-direction:column}
  .article-card .media{width:100%;min-height:0;height:190px}
  .article-card .body{padding:18px 20px}
  .article-card h3{font-size:17px}
  .interlude{flex-direction:column;gap:8px;padding:22px;align-items:flex-start}
  .interlude .quote-mark{margin-top:0;font-size:42px}
  .cat-faq-box{padding:4px 20px}
  .cat-faq-box summary{font-size:14px}
  .cat-side{grid-template-columns:1fr}
  .cat-bottom-cta{padding:64px 0}
  .cat-bottom-cta .cta-title{font-size:24px}
  .cta-btns .btn-primary,.cta-btns .btn-white-line{width:100%;justify-content:center}
}