/* roulang page: index */
:root{
  --bg:#f5f0eb;--panel:#fffdf9;--panel-soft:#eee5df;--ink:#30272b;--muted:#75696c;
  --faint:#9c8e91;--primary:#713b55;--primary-deep:#4d263a;--accent:#c58a65;
  --sage:#76877c;--border:#ded1ca;--hover:#f4e7e2;--shadow:0 16px 40px rgba(76,43,52,.10);
  --shadow-sm:0 7px 20px rgba(76,43,52,.08);--r-sm:10px;--r-md:16px;--r-lg:24px;
  --max:1440px;--sidebar:252px;--mobile-gap:18px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;font-size:15px;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.2s ease}
a:hover{color:var(--primary)}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(197,138,101,.42);outline-offset:3px}
.site-shell{min-height:100vh}
.side-nav{position:fixed;z-index:20;top:0;bottom:0;left:0;width:var(--sidebar);padding:30px 20px 22px;background:#3b2931;color:#f8ede7;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}
.brand{display:flex;align-items:flex-start;gap:10px;margin:0 9px 38px;color:#fff7f1}
.brand-mark{width:35px;height:35px;border-radius:11px;background:var(--accent);display:grid;place-items:center;color:#402532;font-size:19px;flex:none}
.brand-text{font-size:18px;line-height:1.3;font-weight:700;letter-spacing:.02em}
.brand-sub{display:block;font-size:11px;color:#cfb9b4;font-weight:400;margin-top:5px;letter-spacing:.12em}
.nav-caption{font-size:11px;color:#bda6a5;letter-spacing:.18em;margin:0 12px 10px}
.main-nav{display:flex;flex-direction:column;gap:6px}
.main-nav a{display:flex;align-items:center;gap:12px;padding:12px 13px;border-radius:12px;color:#dbc9c6;font-size:14px}
.main-nav a i{font-size:17px;color:#b9968c;width:20px}
.main-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.main-nav a.active{background:#704159;color:#fff;border-left:3px solid var(--accent);padding-left:10px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.main-nav a.active i{color:#e4a77e}
.side-note{margin-top:auto;padding:16px 13px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.045);font-size:12px;color:#cdb9b6;line-height:1.7}
.side-note strong{display:block;color:#f5e3dd;font-size:13px;margin-bottom:4px}
.content-wrap{margin-left:var(--sidebar);min-height:100vh}
.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 42px;border-bottom:1px solid var(--border);background:rgba(245,240,235,.88);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.crumb{font-size:13px;color:var(--muted)}.crumb b{color:var(--primary);font-weight:600}
.toolbar{display:flex;align-items:center;gap:15px}.status-dot{font-size:12px;color:var(--sage);display:flex;align-items:center;gap:7px}
.status-dot:before{content:"";width:7px;height:7px;background:#7fa38a;border-radius:50%;box-shadow:0 0 0 4px rgba(127,163,138,.14)}
.search-mini{width:230px;position:relative}.search-mini i{position:absolute;left:13px;top:9px;color:var(--muted)}
.search-mini input{width:100%;height:38px;padding:0 13px 0 37px;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--ink);font-size:13px}
.search-mini input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(197,138,101,.13)}
.container-wide{width:min(calc(100% - 84px),var(--max));margin:auto}
section{padding:76px 0}
.hero{padding:62px 0 52px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:17px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--accent)}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(34px,4.4vw,60px);line-height:1.18;letter-spacing:-.045em;margin-bottom:23px;max-width:780px}
h2{font-size:clamp(25px,3vw,36px);line-height:1.3;letter-spacing:-.025em;margin-bottom:13px}
h3{font-size:18px;line-height:1.45;margin-bottom:9px}
.hero-copy{max-width:650px;color:var(--muted);font-size:16px;line-height:2}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 25px}
.btn-main,.btn-ghost,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:11px 18px;font-weight:600;font-size:14px;border:1px solid transparent}
.btn-main{background:var(--primary);color:#fff8f4;box-shadow:0 7px 15px rgba(113,59,85,.2)}
.btn-main:hover{background:var(--primary-deep);color:white;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--primary);border-color:#bda7a4}
.btn-ghost:hover{background:var(--hover);border-color:var(--primary)}
.btn-text{padding:4px 0;color:var(--primary);font-size:13px}.btn-text:hover{color:var(--accent)}
.hero-meta{display:flex;gap:21px;flex-wrap:wrap;color:var(--muted);font-size:12px}.hero-meta span{display:flex;align-items:center;gap:6px}.hero-meta i{color:var(--accent)}
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;position:relative}
.matrix-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);padding:20px;min-height:128px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.matrix-card:nth-child(2){margin-top:28px;background:#eaded8}.matrix-card:nth-child(3){margin-top:-18px;background:#f1e8dc}.matrix-card:nth-child(4){margin-top:10px;background:#e5e7dc}
.matrix-card i{font-size:24px;color:var(--primary);display:block;margin-bottom:11px}.matrix-card strong{display:block;font-size:16px}.matrix-card small{color:var(--muted);font-size:12px}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:27px}.section-head p{color:var(--muted);max-width:620px;margin-bottom:0;line-height:1.85}.section-kicker{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.14em;margin-bottom:7px}
.series{padding-top:28px}.series-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:14px}
.series-card{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);min-height:145px;position:relative;overflow:hidden}
.series-card.featured{background:var(--primary);color:#fff5f0;border-color:var(--primary);min-height:175px}
.series-card.featured p,.series-card.featured .card-foot{color:#e6ccca}.series-card p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:18px}.card-foot{font-size:12px;color:var(--muted);display:flex;justify-content:space-between;align-items:center}
.tag{display:inline-block;padding:3px 9px;border-radius:6px;background:#eadbd6;color:var(--primary);font-size:11px;margin:0 4px 5px 0}.tag.green{background:#dfe8df;color:#4d6958}.tag.gold{background:#f1e1cf;color:#8d5d38}
.metrics{padding-top:30px}.metric-band{display:grid;grid-template-columns:repeat(4,1fr);background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-sm)}
.metric{padding:24px 25px;border-right:1px solid var(--border)}.metric:last-child{border-right:0}.metric b{font-size:28px;color:var(--primary);display:block;line-height:1.2}.metric span{display:block;color:var(--ink);font-weight:600;font-size:13px;margin:6px 0}.metric small{font-size:12px;color:var(--muted)}
.feature-section{background:#eee5df}.feature-layout{display:grid;grid-template-columns:1.4fr .8fr;gap:17px}.feature-main,.feature-list{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--shadow-sm)}.feature-main{padding:30px;display:flex;flex-direction:column;justify-content:space-between;min-height:300px}.feature-main .large-num{font-size:68px;line-height:1;color:#ead4ca;font-weight:700;letter-spacing:-.08em}.feature-main p{max-width:620px;color:var(--muted);line-height:1.9}.feature-list{padding:10px}.index-row{display:flex;gap:14px;padding:17px 14px;border-bottom:1px solid var(--border);align-items:flex-start}.index-row:last-child{border-bottom:0}.index-no{width:28px;height:28px;border-radius:8px;background:#eadbd6;color:var(--primary);display:grid;place-items:center;font-size:12px;font-weight:700;flex:none}.index-row strong{display:block;font-size:14px}.index-row small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.index-row .status{margin-left:auto;color:var(--sage);font-size:11px;white-space:nowrap}
.info-layout{display:grid;grid-template-columns:1fr .75fr;gap:24px}.article-links{border-top:1px solid var(--border)}.article-link{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:17px 0;border-bottom:1px solid var(--border)}.article-link strong{font-size:14px}.article-link p{font-size:12px;color:var(--muted);margin:4px 0 0}.article-link time{font-size:11px;color:var(--faint);white-space:nowrap}.compare-card{background:#3b2931;color:#f9ece6;border-radius:var(--r-md);padding:27px}.compare-card h3{color:#fff}.compare-card p{color:#d6c0bd;font-size:13px;line-height:1.85}.compare-item{display:flex;gap:12px;padding:12px 0;border-top:1px solid rgba(255,255,255,.13);font-size:13px}.compare-item i{color:#e2a27b}.compare-item b{font-weight:600}
.faq-section{padding-top:35px}.accordion-item{background:var(--panel);border:1px solid var(--border)!important;margin-bottom:10px;border-radius:12px!important;overflow:hidden}.accordion-button{background:var(--panel);color:var(--ink);font-weight:600;padding:18px 20px;box-shadow:none!important}.accordion-button:not(.collapsed){color:var(--primary);background:#f5eae5}.accordion-button::after{background-size:14px}.accordion-body{color:var(--muted);font-size:13px;line-height:1.9;padding:0 20px 19px}
.member{padding-top:38px}.member-panel{display:grid;grid-template-columns:1fr 1.1fr;gap:30px;background:#e7d8d2;border:1px solid #d5c1bb;border-radius:var(--r-lg);padding:35px}.member-panel p{color:var(--muted);font-size:14px;line-height:1.9}.member-points{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:23px}.point{font-size:13px;padding:12px;background:rgba(255,255,255,.55);border-radius:10px}.point i{color:var(--primary);margin-right:7px}.form-box{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);padding:24px}.form-label{font-size:12px;color:var(--muted);margin-bottom:6px}.form-control,.form-select{border:1px solid var(--border);background:#fffdfb;border-radius:9px;padding:10px 12px;font-size:13px;color:var(--ink)}.form-control:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(197,138,101,.14)}
.bottom-cta{padding:28px 0 64px}.cta-line{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:25px 30px;border-radius:var(--r-md);background:var(--primary-deep);color:#fff2ec}.cta-line p{color:#d9c3c0;font-size:13px;margin:5px 0 0}.cta-line .btn-main{background:var(--accent);color:#422735;box-shadow:none}.cta-line .btn-main:hover{background:#d59a76;color:#38232d}
footer{background:#33252c;color:#d8c6c3;padding:42px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:35px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.12)}footer .brand{margin:0 0 13px}.footer-copy{font-size:12px;color:#bba7a5;max-width:350px;line-height:1.8}.footer-title{color:#f6e8e2;font-size:13px;font-weight:700;margin-bottom:13px}.footer-links{display:flex;flex-direction:column;gap:7px;font-size:12px;color:#bea9a7}.footer-links a:hover{color:#f0b18a}.copyright{padding-top:18px;font-size:11px;color:#9e8989;display:flex;justify-content:space-between;gap:15px}
.mobile-nav{display:none}
@media(max-width:1100px){:root{--sidebar:220px}.container-wide{width:calc(100% - 52px)}.topbar{padding:0 26px}.hero-grid{gap:28px}.series-grid{grid-template-columns:1fr 1fr}.series-card.featured{grid-column:span 2}.feature-layout,.info-layout{grid-template-columns:1fr}}
@media(max-width:767px){.side-nav{display:none}.content-wrap{margin-left:0}.mobile-nav{display:flex;position:sticky;top:0;z-index:30;align-items:center;justify-content:space-between;padding:13px var(--mobile-gap);background:#3b2931;color:#fff7f1}.mobile-brand{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px}.mobile-brand i{color:var(--accent)}.mobile-nav .navbar-toggler{border:1px solid rgba(255,255,255,.3);color:#fff;padding:5px 9px;border-radius:8px}.mobile-menu{background:#3b2931;padding:0 var(--mobile-gap) 13px}.mobile-menu a{display:block;color:#e6d3ce;padding:9px 0;border-top:1px solid rgba(255,255,255,.1);font-size:13px}.topbar{height:54px;padding:0 var(--mobile-gap)}.toolbar{gap:8px}.status-dot{font-size:11px}.search-mini{width:38px}.search-mini input{width:38px;padding:0;opacity:0;cursor:pointer}.search-mini i{left:11px;top:8px;z-index:1}.container-wide{width:calc(100% - 36px)}section{padding:52px 0}.hero{padding:43px 0 32px}.hero-grid{display:block}.hero-copy{font-size:14px;line-height:1.9}.hero-actions .btn-main,.hero-actions .btn-ghost{flex:1;min-width:145px}.matrix{margin-top:34px;gap:9px}.matrix-card{min-height:115px;padding:15px}.matrix-card:nth-child(2){margin-top:18px}.matrix-card:nth-child(3){margin-top:-10px}.matrix-card i{font-size:20px;margin-bottom:6px}.matrix-card strong{font-size:14px}.section-head{display:block;margin-bottom:20px}.section-head p{font-size:13px}.series-grid{grid-template-columns:1fr;gap:10px}.series-card.featured{grid-column:auto;min-height:155px}.metric-band{grid-template-columns:1fr 1fr}.metric{padding:18px 14px;border-bottom:1px solid var(--border)}.metric:nth-child(2){border-right:0}.metric:nth-child(3),.metric:nth-child(4){border-bottom:0}.metric b{font-size:23px}.metric small{font-size:11px}.feature-main{min-height:260px;padding:23px}.feature-main .large-num{font-size:53px}.feature-list{padding:5px}.index-row{padding:14px 9px}.index-row .status{font-size:10px}.article-link{align-items:flex-start}.article-link time{display:none}.member-panel{grid-template-columns:1fr;padding:23px;gap:20px}.member-points{grid-template-columns:1fr}.form-box{padding:19px}.cta-line{display:block;padding:22px}.cta-line .btn-main{margin-top:16px}.footer-grid{grid-template-columns:1fr;gap:23px}.copyright{display:block;line-height:1.9}.copyright span{display:block}}
@media(max-width:420px){h1{font-size:32px}.hero-actions{display:block}.hero-actions a{width:100%;margin-bottom:9px}.matrix-card{padding:13px 11px}.matrix-card small{font-size:11px}.metric b{font-size:21px}}

/* roulang page: category1 */
:root{
 --bg:#f5f0eb;--panel:#fffdf9;--panel-soft:#eee5df;--ink:#30272b;--muted:#75696c;
 --faint:#9c8e91;--primary:#713b55;--primary-deep:#4d263a;--accent:#c58a65;
 --sage:#76877c;--border:#ded1ca;--hover:#f4e7e2;--shadow:0 16px 40px rgba(76,43,52,.10);
 --shadow-sm:0 7px 20px rgba(76,43,52,.08);--r-sm:10px;--r-md:16px;--r-lg:24px;
 --max:1440px;--sidebar:220px;--mobile-gap:18px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;font-size:15px;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.2s ease}
a:hover{color:var(--primary)}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(197,138,101,.42);outline-offset:3px}
.side-nav{position:fixed;z-index:20;top:0;bottom:0;left:0;width:var(--sidebar);padding:30px 20px 22px;background:#3b2931;color:#f8ede7;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}
.side-nav-logo{display:block;margin:0 9px 38px;color:#fff7f1}
.logo-main{display:block;font-size:18px;line-height:1.35;font-weight:700;letter-spacing:.02em}
.logo-sub{display:block;font-size:11px;color:#cfb9b4;font-weight:400;margin-top:5px;letter-spacing:.12em}
.nav-caption{font-size:11px;color:#bda6a5;letter-spacing:.18em;margin:0 12px 10px}
.side-nav-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
.side-nav-link{display:flex;align-items:center;gap:12px;padding:12px 13px;border-radius:12px;color:#dbc9c6;font-size:14px}
.nav-icon{width:20px;color:#b9968c;font-size:18px;line-height:1}
.side-nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.side-nav-link.active{background:#704159;color:#fff;border-left:3px solid var(--accent);padding-left:10px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.side-nav-footer{margin-top:auto;padding:15px 10px;border-top:1px solid rgba(255,255,255,.12);color:#bda6a5;font-size:11px}
.page-shell{margin-left:var(--sidebar);min-height:100vh}
.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 42px;border-bottom:1px solid var(--border);background:rgba(245,240,235,.9);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.breadcrumbs{font-size:12px;color:var(--muted)}
.breadcrumbs strong{color:var(--primary);font-weight:600}
.search-mini{width:230px;position:relative}
.search-mini i{position:absolute;left:13px;top:9px;color:var(--muted)}
.search-mini input{width:100%;height:38px;padding:0 13px 0 37px;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--ink);font-size:13px}
.search-mini input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(197,138,101,.13)}
.container-wide{width:min(calc(100% - 84px),var(--max));margin:auto}
.page-intro{padding:62px 0 34px;border-bottom:1px solid var(--border)}
.eyebrow,.section-kicker{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.14em;margin-bottom:9px}
.eyebrow:before{content:"";display:inline-block;width:24px;height:2px;background:var(--accent);vertical-align:middle;margin-right:8px}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(30px,4vw,52px);line-height:1.25;letter-spacing:-.04em;margin-bottom:17px;color:var(--primary-deep)}
h2{font-size:28px;line-height:1.35;color:var(--primary-deep);margin-bottom:9px}
h3{font-size:18px;line-height:1.45;margin-bottom:8px}
.intro-text{max-width:760px;color:var(--muted);font-size:16px;line-height:1.95;margin-bottom:22px}
.intro-meta{display:flex;flex-wrap:wrap;gap:9px}
.tag{display:inline-block;padding:4px 10px;border-radius:6px;background:#eadbd6;color:var(--primary);font-size:11px;margin:0 4px 5px 0}
.tag.green{background:#dfe8df;color:#4d6958}
.tag.gold{background:#f1e1cf;color:#8d5d38}
.btn-main,.btn-ghost,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:11px 18px;font-weight:600;font-size:14px;border:1px solid transparent}
.btn-main{background:var(--primary);color:#fff8f4;box-shadow:0 7px 15px rgba(113,59,85,.2)}
.btn-main:hover{background:var(--primary-deep);color:white;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--primary);border-color:#bda7a4}
.btn-ghost:hover{background:var(--hover);border-color:var(--primary)}
.btn-text{padding:4px 0;color:var(--primary);font-size:13px}
.btn-text:hover{color:var(--accent)}
.filter-strip{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px 0;border-bottom:1px solid var(--border)}
.filter-group{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.filter-label{font-size:12px;color:var(--muted);margin-right:4px}
.filter-pill{border:1px solid var(--border);background:var(--panel);color:var(--muted);padding:6px 12px;border-radius:8px;font-size:12px}
.filter-pill:hover,.filter-pill.active{background:var(--primary);border-color:var(--primary);color:#fff}
.index-section{padding:48px 0 78px}
.index-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:28px;align-items:start}
.filter-panel{background:#eaded8;border:1px solid var(--border);border-radius:var(--r-md);padding:21px;position:sticky;top:100px}
.filter-panel h3{font-size:16px;color:var(--primary-deep);padding-bottom:14px;border-bottom:1px solid rgba(113,59,85,.16)}
.filter-panel label{display:block;font-size:12px;color:var(--muted);margin:16px 0 6px}
.filter-panel select{width:100%;border:1px solid #d3c1b9;background:var(--panel);border-radius:8px;padding:8px;color:var(--ink);font-size:12px}
.filter-note{font-size:11px;color:var(--muted);line-height:1.7;margin-top:18px}
.index-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:16px}
.index-head p{color:var(--muted);font-size:13px;margin-bottom:0}
.index-list{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-sm)}
.work-row{display:grid;grid-template-columns:70px minmax(0,1fr) auto;gap:20px;padding:22px 24px;border-bottom:1px solid var(--border);align-items:center}
.work-row:last-child{border-bottom:0}
.cover-tile{width:70px;height:86px;border-radius:10px;background:#d9c1b8;color:var(--primary-deep);display:grid;place-items:center;text-align:center;font-size:12px;font-weight:700;padding:8px;box-shadow:inset 0 0 0 1px rgba(113,59,85,.08)}
.cover-tile.alt{background:#d9dfd3}.cover-tile.gold{background:#ead4b9}
.work-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.work-title h3{margin:0;color:var(--primary-deep)}
.work-summary{color:var(--muted);font-size:13px;line-height:1.75;margin:7px 0 9px}
.work-meta{display:flex;gap:13px;flex-wrap:wrap;color:var(--faint);font-size:11px}
.work-meta i{color:var(--accent);margin-right:3px}
.status{font-size:11px;padding:4px 8px;border-radius:6px;background:#dfe8df;color:#4d6958;white-space:nowrap}
.status.warm{background:#f1e1cf;color:#8d5d38}
.row-action{white-space:nowrap}
.result-bar{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding:14px 17px;border:1px dashed #cdbbb3;border-radius:10px;color:var(--muted);font-size:12px}
.pagination-custom{display:flex;gap:7px;margin-top:18px}
.pagination-custom a{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--border);border-radius:8px;background:var(--panel);font-size:12px;color:var(--muted)}
.pagination-custom a.active,.pagination-custom a:hover{background:var(--primary);border-color:var(--primary);color:#fff}
.detail-band{background:var(--panel-soft);padding:55px 0}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.info-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);padding:25px}
.info-card p{color:var(--muted);font-size:13px;line-height:1.85;margin-bottom:0}
.info-list{list-style:none;padding:0;margin:16px 0 0}
.info-list li{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);font-size:13px;color:var(--muted)}
.info-list li:last-child{border-bottom:0}
.info-list i{color:var(--accent)}
.faq-section{padding:68px 0}
.faq-wrap{max-width:900px}
.accordion-item{background:var(--panel);border:1px solid var(--border)!important;margin-bottom:10px;border-radius:10px!important;overflow:hidden}
.accordion-button{background:var(--panel);color:var(--primary-deep);font-weight:600;padding:17px 20px;box-shadow:none!important}
.accordion-button:not(.collapsed){background:#eaded8;color:var(--primary)}
.accordion-button:after{filter:hue-rotate(290deg)}
.accordion-body{color:var(--muted);font-size:13px;line-height:1.85;padding:0 20px 18px}
.cta-section{padding:0 0 75px}
.cta-box{background:var(--primary);color:#fff5f0;border-radius:var(--r-lg);padding:34px 40px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta-box h2{color:#fff5f0;margin-bottom:8px}
.cta-box p{color:#e6ccca;margin-bottom:0;font-size:13px}
.cta-box .btn-ghost{border-color:#cda9a2;color:#fff5f0}
.cta-box .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
footer{background:#3b2931;color:#f8ede7;padding:48px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.brand{display:flex;align-items:flex-start;gap:10px;color:#fff7f1}
.brand-mark{width:35px;height:35px;border-radius:11px;background:var(--accent);display:grid;place-items:center;color:#402532;font-size:19px;flex:none}
.brand-text{font-size:18px;line-height:1.3;font-weight:700}
.brand-sub{display:block;font-size:11px;color:#cfb9b4;font-weight:400;margin-top:5px;letter-spacing:.08em}
.footer-copy{color:#cdb8b5;font-size:12px;line-height:1.8;max-width:360px;margin:18px 0 0}
.footer-title{font-size:12px;color:#e5c8be;letter-spacing:.1em;margin-bottom:13px}
.footer-links{display:flex;flex-direction:column;gap:8px;color:#cdb8b5;font-size:13px}
.footer-links a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#a98f90;font-size:11px}
@media(max-width:991px){
 :root{--sidebar:190px}
 .container-wide{width:min(calc(100% - 42px),var(--max))}
 .topbar{padding:0 22px}
 .index-layout{grid-template-columns:200px minmax(0,1fr);gap:18px}
 .work-row{grid-template-columns:60px minmax(0,1fr);gap:15px;padding:18px}
 .cover-tile{width:60px;height:78px}
 .row-action{grid-column:2}
}
@media(max-width:767px){
 .side-nav{position:sticky;top:0;bottom:auto;width:100%;height:auto;padding:15px 18px;display:block;z-index:30}
 .side-nav-logo{margin:0;display:flex;align-items:center;justify-content:space-between}
 .logo-main{font-size:16px;max-width:240px}
 .logo-sub{display:none}
 .side-nav:after{content:"索引导航";position:absolute;right:18px;bottom:16px;color:#cfb9b4;font-size:11px}
 .side-nav-links{display:flex;flex-direction:row;overflow-x:auto;gap:5px;margin-top:14px;padding-bottom:2px}
 .side-nav-link{padding:8px 10px;white-space:nowrap;font-size:12px}
 .side-nav-footer{display:none}
 .page-shell{margin-left:0}
 .topbar{height:62px;padding:0 18px}
 .search-mini{width:155px}
 .breadcrumbs{font-size:11px}
 .container-wide{width:calc(100% - 36px)}
 .page-intro{padding:42px 0 27px}
 h1{font-size:32px}
 h2{font-size:24px}
 .intro-text{font-size:14px;line-height:1.85}
 .filter-strip{display:block}
 .filter-group{margin-bottom:10px}
 .index-section{padding:34px 0 55px}
 .index-layout,.detail-grid{grid-template-columns:1fr}
 .filter-panel{position:static}
 .index-head{display:block}
 .index-head p{margin-top:5px}
 .work-row{grid-template-columns:54px minmax(0,1fr);gap:13px}
 .cover-tile{width:54px;height:70px;font-size:11px}
 .work-title h3{font-size:16px}
 .work-summary{font-size:12px}
 .cta-box{display:block;padding:27px 24px}
 .cta-box .btn-ghost{margin-top:20px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .footer-grid>div:first-child{grid-column:1/-1}
 .copyright{display:block;line-height:2}
}
@media(max-width:480px){
 .topbar{display:block;height:auto;padding:12px 18px}
 .breadcrumbs{margin-bottom:8px}
 .search-mini{width:100%}
 .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category2 */
:root{
 --bg:#f5f0eb;--panel:#fffdf9;--panel-soft:#eee5df;--ink:#30272b;--muted:#75696c;
 --faint:#9c8e91;--primary:#713b55;--primary-deep:#4d263a;--accent:#c58a65;
 --sage:#76877c;--border:#ded1ca;--hover:#f4e7e2;--shadow:0 16px 40px rgba(76,43,52,.10);
 --shadow-sm:0 7px 20px rgba(76,43,52,.08);--r-sm:10px;--r-md:16px;--r-lg:24px;
 --max:1440px;--sidebar:252px;--mobile-gap:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;font-size:15px;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.2s ease}
a:hover{color:var(--primary)}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(197,138,101,.42);outline-offset:3px}
.side-nav{position:fixed;z-index:20;top:0;bottom:0;left:0;width:var(--sidebar);padding:30px 20px 22px;background:#3b2931;color:#f8ede7;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}
.side-nav-logo{display:flex;align-items:flex-start;gap:10px;margin:0 9px 38px;color:#fff7f1}
.logo-mark{width:35px;height:35px;border-radius:11px;background:var(--accent);display:grid;place-items:center;color:#402532;font-size:19px;flex:none}
.logo-main{font-size:18px;line-height:1.3;font-weight:700;letter-spacing:.02em}
.logo-sub{display:block;font-size:11px;color:#cfb9b4;font-weight:400;margin-top:5px;letter-spacing:.12em}
.side-nav-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
.side-nav-link{display:flex;align-items:center;gap:12px;padding:12px 13px;border-radius:12px;color:#dbc9c6;font-size:14px}
.side-nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.side-nav-link.active{background:#704159;color:#fff;border-left:3px solid var(--accent);padding-left:10px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.nav-icon{font-size:19px;color:#b9968c;width:20px;text-align:center}
.side-nav-link.active .nav-icon{color:#e4a77e}
.side-nav-footer{margin-top:auto;padding:15px 11px 0;color:#bda6a5;font-size:11px;letter-spacing:.1em;border-top:1px solid rgba(255,255,255,.1)}
.mobile-nav{display:none}
.content-shell{margin-left:var(--sidebar);min-height:100vh}
.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 42px;border-bottom:1px solid var(--border);background:rgba(245,240,235,.9);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.breadcrumbs{font-size:13px;color:var(--muted)}
.breadcrumbs span{color:var(--faint);margin:0 7px}
.search-mini{width:250px;position:relative}
.search-mini i{position:absolute;left:13px;top:9px;color:var(--muted)}
.search-mini input{width:100%;height:38px;padding:0 13px 0 37px;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--ink);font-size:13px}
.search-mini input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(197,138,101,.13)}
.container-wide{width:min(calc(100% - 84px),var(--max));margin:auto}
main{overflow:hidden}
.hero{padding:62px 0 44px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr);gap:48px;align-items:stretch}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:17px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--accent)}
h1{font-size:clamp(34px,4vw,58px);line-height:1.2;letter-spacing:-.045em;margin:0 0 20px;font-weight:750}
h2{font-size:clamp(25px,3vw,36px);line-height:1.35;letter-spacing:-.025em;margin:0;color:var(--ink)}
h3{font-size:19px;line-height:1.45;margin:0 0 9px}
.hero-copy{max-width:660px;color:var(--muted);font-size:16px;line-height:2}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 25px}
.btn-main,.btn-ghost,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:11px 18px;font-weight:600;font-size:14px;border:1px solid transparent}
.btn-main{background:var(--primary);color:#fff8f4;box-shadow:0 7px 15px rgba(113,59,85,.2)}
.btn-main:hover{background:var(--primary-deep);color:white;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--primary);border-color:#bda7a4}
.btn-ghost:hover{background:var(--hover);border-color:var(--primary)}
.btn-text{padding:4px 0;color:var(--primary);font-size:13px}
.btn-text:hover{color:var(--accent)}
.hero-meta{display:flex;gap:21px;flex-wrap:wrap;color:var(--muted);font-size:12px}
.hero-meta span{display:flex;align-items:center;gap:6px}
.hero-meta i{color:var(--accent)}
.hero-panel{background:var(--primary);color:#fff7f2;border-radius:var(--r-lg);padding:28px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.hero-panel:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-55px;top:-45px}
.panel-top{display:flex;justify-content:space-between;gap:15px;align-items:flex-start;margin-bottom:32px}
.panel-top small{color:#d9bfc0;font-size:12px}
.panel-badge{padding:5px 9px;border-radius:7px;background:#e5a47b;color:#442633;font-size:11px;font-weight:700}
.panel-title{font-size:25px;line-height:1.4;max-width:340px;margin-bottom:24px}
.panel-list{border-top:1px solid rgba(255,255,255,.2)}
.panel-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:13px}
.panel-row span{color:#dfcacc}
.panel-row strong{font-size:14px}
.section{padding:72px 0}
.section-soft{background:var(--panel-soft)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px}
.section-head p{color:var(--muted);max-width:650px;margin:0;line-height:1.85}
.section-kicker{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.14em;margin-bottom:7px}
.tag-strip{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}
.tag{display:inline-block;padding:5px 10px;border-radius:7px;background:#eadbd6;color:var(--primary);font-size:11px;margin:0 4px 5px 0}
.tag.green{background:#dfe8df;color:#4d6958}
.tag.gold{background:#f1e1cf;color:#8d5d38}
.tag.dark{background:#5d3849;color:#fff0e8}
.feature-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
.feature-main,.feature-list{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--shadow-sm)}
.feature-main{padding:31px;min-height:310px;display:flex;flex-direction:column;justify-content:space-between}
.feature-main .large-num{font-size:72px;line-height:1;color:#ead4ca;font-weight:700;letter-spacing:-.08em}
.feature-main p{max-width:650px;color:var(--muted);line-height:1.9}
.feature-list{padding:10px}
.index-row{display:flex;gap:14px;padding:17px 14px;border-bottom:1px solid var(--border);align-items:flex-start}
.index-row:last-child{border-bottom:0}
.index-no{width:30px;height:30px;border-radius:9px;background:#eadbd6;color:var(--primary);display:grid;place-items:center;font-size:12px;font-weight:700;flex:none}
.index-row strong{display:block;font-size:15px;margin-bottom:4px}
.index-row small{display:block;color:var(--muted);font-size:12px;line-height:1.65}
.timeline-wrap{display:grid;grid-template-columns:220px 1fr;gap:42px}
.timeline-intro{padding:25px 0}
.timeline-intro p{color:var(--muted);line-height:1.9}
.timeline{position:relative;padding-left:31px}
.timeline:before{content:"";position:absolute;left:8px;top:9px;bottom:10px;width:1px;background:#cdb9b2}
.timeline-item{position:relative;padding:0 0 28px}
.timeline-item:before{content:"";position:absolute;left:-28px;top:9px;width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px var(--bg)}
.timeline-item.highlight:before{background:var(--primary);width:13px;height:13px;left:-29px;top:7px}
.timeline-card{display:flex;gap:20px;padding:20px 22px;background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);transition:.2s ease}
.timeline-card:hover{border-color:#b99591;box-shadow:var(--shadow-sm);transform:translateX(3px)}
.cover-mark{width:68px;height:88px;border-radius:8px;background:#dfc7bd;color:var(--primary);display:flex;align-items:flex-end;padding:9px;font-size:12px;font-weight:700;line-height:1.4;flex:none}
.cover-mark.dark{background:#604052;color:#fff0e8}
.cover-mark.sage{background:#ccd8ce;color:#425b4c}
.card-content{min-width:0;flex:1}
.card-content p{color:var(--muted);font-size:13px;line-height:1.8;margin:6px 0 12px}
.card-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--faint);font-size:11px}
.card-meta i{color:var(--accent);margin-right:3px}
.split-index{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.index-band{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md)}
.index-band h3{display:flex;justify-content:space-between;align-items:center}
.band-list{list-style:none;padding:0;margin:15px 0 0}
.band-list li{display:flex;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px dashed var(--border);font-size:13px}
.band-list li:last-child{border-bottom:0}
.band-list span{color:var(--muted)}
.faq-list{max-width:900px;margin:0 auto}
.accordion-item{background:var(--panel);border:1px solid var(--border)!important;margin-bottom:10px;border-radius:var(--r-sm)!important;overflow:hidden}
.accordion-button{background:var(--panel);color:var(--ink);font-weight:650;padding:19px 21px;box-shadow:none!important}
.accordion-button:not(.collapsed){background:#f1e4df;color:var(--primary)}
.accordion-button:after{filter:sepia(.3)}
.accordion-body{padding:0 21px 20px;color:var(--muted);line-height:1.9}
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:30px 34px;background:#eadbd6;border:1px solid #d5bdb6;border-radius:var(--r-lg)}
.cta-box p{color:var(--muted);margin:7px 0 0;max-width:680px}
footer{background:#3b2931;color:#f8ede7;padding:54px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:50px}
.brand{display:flex;align-items:flex-start;gap:10px;color:#fff7f1}
.brand-mark{width:35px;height:35px;border-radius:11px;background:var(--accent);display:grid;place-items:center;color:#402532;font-size:19px;flex:none}
.brand-text{font-size:18px;line-height:1.3;font-weight:700}
.brand-sub{display:block;font-size:11px;color:#cfb9b4;font-weight:400;margin-top:5px;letter-spacing:.12em}
.footer-copy{max-width:430px;color:#cdb9b7;font-size:13px;line-height:1.9;margin:18px 0 0}
.footer-title{color:#e8cfc8;font-size:13px;font-weight:700;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:9px;color:#cdb9b7;font-size:13px}
.footer-links a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#ad9798;font-size:11px}
@media(max-width:1199px){
 :root{--sidebar:220px}
 .container-wide{width:min(calc(100% - 52px),var(--max))}
 .topbar{padding:0 26px}
 .hero-grid{gap:28px}
 .timeline-wrap{grid-template-columns:180px 1fr;gap:25px}
}
@media(max-width:767px){
 .side-nav{display:none}
 .content-shell{margin-left:0}
 .mobile-nav{display:block;position:sticky;top:0;z-index:30;background:#3b2931;color:#fff;padding:12px 18px;box-shadow:0 5px 18px rgba(59,41,49,.15)}
 .mobile-nav .navbar-brand{color:#fff7f1;font-weight:700;font-size:15px;line-height:1.25;max-width:245px}
 .mobile-nav .navbar-toggler{border:1px solid rgba(255,255,255,.3);color:#fff;padding:5px 9px}
 .mobile-nav .navbar-toggler-icon{filter:invert(1);width:20px;height:20px}
 .mobile-nav .navbar-collapse{padding-top:12px}
 .mobile-nav .nav-link{color:#dbc9c6;padding:10px 0;border-top:1px solid rgba(255,255,255,.1)}
 .mobile-nav .nav-link.active{color:#efb18b}
 .topbar{height:auto;min-height:62px;padding:12px 18px;gap:12px}
 .breadcrumbs{font-size:12px}
 .search-mini{width:42px;flex:none}
 .search-mini input{width:42px;padding-left:35px;color:transparent}
 .search-mini i{left:12px}
 .container-wide{width:calc(100% - 36px)}
 .hero{padding:42px 0 30px}
 .hero-grid,.feature-layout,.timeline-wrap,.split-index{grid-template-columns:1fr}
 h1{font-size:35px}
 .hero-copy{font-size:15px}
 .hero-panel{padding:22px}
 .section{padding:52px 0}
 .section-head{display:block;margin-bottom:22px}
 .section-head p{margin-top:10px}
 .timeline-intro{padding:0 0 12px}
 .timeline-card{padding:16px;gap:14px}
 .cover-mark{width:58px;height:78px}
 .feature-main{min-height:270px;padding:23px}
 .feature-main .large-num{font-size:56px}
 .cta-box{display:block;padding:24px}
 .cta-box .btn-main{margin-top:18px}
 .footer-grid{grid-template-columns:1fr;gap:28px}
 .copyright{display:block;line-height:2}
 .copyright span{display:block}
}
@media(max-width:520px){
 .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
 .hero-meta{gap:10px 15px}
 .panel-title{font-size:21px}
 .timeline{padding-left:26px}
 .timeline-item:before{left:-23px}
 .timeline-item.highlight:before{left:-24px}
}