/* roulang page: index */
:root{
  --paper:#f6f2ea;
  --paper-strong:#fffdf8;
  --ink:#262623;
  --green:#27453b;
  --green-deep:#1d362e;
  --orange:#d9824b;
  --orange-soft:#f4dfcf;
  --violet:#847a98;
  --line:#dcd5c9;
  --sage:#e9eee7;
  --muted:#6c6a63;
  --white:#fffdf8;
  --shadow:0 12px 32px rgba(54,48,38,.08);
  --shadow-hover:0 18px 40px rgba(54,48,38,.14);
  --radius:18px;
  --radius-sm:12px;
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  --serif:"Songti SC","STSong","Noto Serif SC",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.82;letter-spacing:.01em}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.28;background-image:radial-gradient(rgba(39,69,59,.12) .55px,transparent .7px);background-size:12px 12px;z-index:-1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(217,130,75,.62);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
.skip-link{position:absolute;left:16px;top:-48px;background:var(--green);color:var(--white);padding:8px 15px;border-radius:0 0 8px 8px;z-index:99;transition:.2s}
.skip-link:focus{top:0}
.site-header{position:sticky;top:0;z-index:30;background:rgba(246,242,234,.9);border-bottom:1px solid rgba(220,213,201,.88);backdrop-filter:blur(12px)}
.navbar{height:76px;display:flex;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;min-width:max-content;color:var(--green);font-size:17px;font-weight:800;letter-spacing:-.025em}
.brand-mark{position:relative;width:31px;height:36px;border:2px solid var(--green);border-radius:6px 6px 9px 9px;background:var(--paper-strong)}
.brand-mark:before{content:"";position:absolute;left:6px;right:6px;top:9px;height:2px;background:var(--orange);box-shadow:0 6px 0 var(--green),0 12px 0 var(--green)}
.brand-mark:after{content:"5";position:absolute;right:-8px;bottom:-9px;width:17px;height:17px;border-radius:50%;display:grid;place-items:center;font-size:10px;background:var(--orange);color:#fff;font-weight:800}
.primary-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.primary-nav a{position:relative;padding:25px 1px 21px;font-size:14px;color:#585850;transition:color .2s}
.primary-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:16px;height:2px;background:var(--orange);transition:right .2s}
.primary-nav a:hover,.primary-nav a.active{color:var(--green);font-weight:700}
.primary-nav a:hover:after,.primary-nav a.active:after{right:0}
.nav-actions{display:flex;align-items:center;gap:10px}
.search-mini{height:42px;width:186px;display:flex;align-items:center;gap:8px;padding:0 11px;border:1px solid var(--line);border-radius:10px;background:var(--paper-strong);transition:.2s}
.search-mini:focus-within{border-color:var(--green);box-shadow:0 0 0 4px rgba(217,130,75,.15)}
.search-mini svg{width:17px;color:var(--green);flex:none}
.search-mini input{border:0;outline:0;width:100%;background:transparent;color:var(--ink);font-size:13px}
.search-mini input::placeholder{color:#928e85}
.btn{min-height:43px;display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:10px 17px;border:1px solid transparent;border-radius:12px;font-size:14px;font-weight:700;line-height:1.2;transition:transform .2s,background .2s,border-color .2s,color .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:var(--white);box-shadow:0 5px 13px rgba(39,69,59,.16)}
.btn-primary:hover{background:var(--green-deep)}
.btn-outline{color:var(--green);border-color:var(--green);background:transparent}
.btn-outline:hover{background:var(--sage)}
.btn-light{color:var(--green);background:var(--paper-strong);border-color:var(--paper-strong)}
.btn-light:hover{background:#f1e9dc}
.menu-toggle{display:none;width:43px;height:43px;border:1px solid var(--line);border-radius:10px;background:var(--paper-strong);color:var(--green)}
.mobile-panel{display:none}
.hero{position:relative;overflow:hidden;padding:62px 0 0;background:linear-gradient(120deg,#faf7f0 0%,#f6f2ea 57%,#e8ede5 100%);border-bottom:1px solid var(--line)}
.hero:after{content:"05";position:absolute;right:4%;top:-78px;color:rgba(39,69,59,.055);font:clamp(180px,23vw,340px)/1 var(--serif);pointer-events:none}
.creator-head{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:58px;align-items:end}
.profile-row{display:flex;gap:18px;align-items:center;margin-bottom:24px}
.avatar-note{width:72px;height:72px;flex:none;display:grid;place-items:center;border:1px solid var(--line);border-radius:22px;background:var(--paper-strong);box-shadow:var(--shadow);color:var(--green);font:800 28px var(--serif);transform:rotate(-4deg)}
.profile-meta strong{display:block;color:var(--green);font-size:17px;line-height:1.35}
.profile-meta span{display:block;font-size:13px;color:var(--muted);margin-top:2px}
.verified{display:inline-grid;place-items:center;margin-left:5px;width:16px;height:16px;border-radius:50%;font-size:10px;color:#fff;background:var(--orange)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--violet);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--orange)}
h1,h2,h3,p{margin-top:0}
h1{max-width:730px;margin-bottom:20px;color:var(--green);font-size:clamp(38px,4.2vw,58px);line-height:1.22;letter-spacing:-.055em}
.marker{position:relative;display:inline;z-index:0}
.marker:after{content:"";position:absolute;z-index:-1;left:-4px;right:-6px;bottom:5px;height:15px;background:rgba(217,130,75,.31);transform:rotate(-1.2deg)}
.hero-copy{max-width:695px;font-size:17px;line-height:1.92;color:#4c4b45;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-stats{display:flex;gap:0;max-width:670px;border-top:1px solid var(--line)}
.hero-stat{padding:15px 24px 17px 0;margin-right:24px;border-right:1px solid var(--line);min-width:126px}
.hero-stat:last-child{border:0}
.hero-stat b{display:block;color:var(--green);font-size:20px;line-height:1.2}
.hero-stat span{font-size:12px;color:var(--muted)}
.note-board{position:relative;margin-bottom:-23px;padding:25px 25px 28px;border:1px solid #d5d2c6;border-radius:20px 20px 4px 4px;background:var(--paper-strong);box-shadow:var(--shadow);transform:rotate(1.2deg)}
.note-board:before{content:"第 05 页";position:absolute;right:21px;top:-15px;padding:4px 12px;border-radius:8px 8px 2px 2px;background:var(--orange);color:#fff;font-size:12px;font-weight:700;transform:rotate(2deg)}
.board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--line);color:var(--green);font-weight:800;font-size:14px}
.board-dot{width:9px;height:9px;border-radius:50%;background:var(--orange);box-shadow:15px 0 0 #c8c0b1,30px 0 0 #c8c0b1}
.index-item{display:grid;grid-template-columns:32px 1fr;gap:10px;padding:16px 0 12px;border-bottom:1px dashed #e2dbcf}
.index-num{font:700 13px var(--serif);color:var(--violet)}
.index-text b{display:block;color:var(--ink);font-size:14px;line-height:1.35}
.subline{height:5px;margin-top:8px;border-radius:50px;background:linear-gradient(90deg,#c8d4ca 0 62%,#ede9df 62% 100%)}
.subline.short{width:72%;background:linear-gradient(90deg,#e0b99f 0 55%,#ede9df 55% 100%)}
.board-foot{display:flex;justify-content:space-between;align-items:center;padding-top:16px;font-size:12px;color:var(--muted)}
.progress{width:112px;height:5px;border-radius:10px;background:#ebe5da;overflow:hidden}
.progress i{display:block;width:52%;height:100%;background:var(--orange)}
.trust-strip{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);margin-top:55px;border:1px solid var(--line);border-bottom:0;background:rgba(255,253,248,.84);border-radius:15px 15px 0 0}
.trust-item{display:flex;align-items:center;gap:10px;padding:13px 17px;border-right:1px solid var(--line);font-size:13px;color:#56564f}
.trust-item:last-child{border:0}
.trust-icon{color:var(--orange);font-size:18px;font-weight:800}
.section{padding:102px 0}
.section-sage{background:var(--sage)}
.section-title{max-width:720px;margin-bottom:40px}
.section-kicker{display:inline-block;margin-bottom:9px;color:var(--violet);font-size:12px;font-weight:800;letter-spacing:.12em}
h2{margin-bottom:12px;color:var(--green);font-size:clamp(29px,3vw,39px);line-height:1.3;letter-spacing:-.045em}
.section-title p{margin-bottom:0;color:var(--muted);font-size:16px}
.pain-layout{display:grid;grid-template-columns:190px 1fr;gap:45px}
.chapter-stamp{position:relative;padding-left:23px;color:var(--green)}
.chapter-stamp:before{content:"";position:absolute;left:0;top:13px;bottom:4px;width:2px;background:var(--orange)}
.chapter-stamp b{display:block;font:800 75px/.85 var(--serif);letter-spacing:-.08em}
.chapter-stamp span{display:block;margin-top:15px;font-size:13px;color:var(--violet);font-weight:700}
.pain-stack{display:grid;gap:15px}
.pain-card{display:grid;grid-template-columns:45px 1fr auto;align-items:start;gap:16px;padding:22px 24px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,248,.76);transition:.22s}
.pain-card:nth-child(2){margin-left:42px;margin-right:32px}
.pain-card:nth-child(3){margin-right:75px}
.pain-card:hover{border-color:#d4a887;box-shadow:var(--shadow);transform:translateY(-3px)}
.icon-note{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--orange-soft);color:var(--green);font-weight:900}
.pain-card h3{margin:0 0 4px;color:var(--green);font-size:19px;line-height:1.4}
.pain-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.sticker{padding:3px 9px;border:1px solid #d7cabd;border-radius:99px;background:#fff9ef;color:var(--violet);font-size:11px;white-space:nowrap}
.solutions-wrap{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:55px;align-items:start}
.step-note{position:relative;display:grid;grid-template-columns:72px 1fr 175px;gap:18px;align-items:center;padding:23px;margin-bottom:15px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-strong);box-shadow:0 7px 20px rgba(54,48,38,.045);transition:.22s}
.step-note:hover{transform:translateY(-3px);border-color:#d4a887;box-shadow:var(--shadow)}
.step-note:nth-child(2){margin-left:28px}
.step-no{color:var(--violet);font:800 38px/1 var(--serif)}
.step-copy h3{margin:0 0 5px;color:var(--green);font-size:20px}
.step-copy p{margin:0;color:var(--muted);font-size:14px;line-height:1.72}
.mini-visual{height:84px;padding:15px;border-radius:12px;background:#edf0e9;overflow:hidden}
.v-tag{display:inline-block;padding:2px 7px;border-radius:4px;background:var(--orange);color:#fff;font-size:10px;font-weight:700}
.v-line{height:5px;margin-top:9px;border-radius:20px;background:#c5d1c6}
.v-line:nth-child(3){width:78%;background:#acbcb0}.v-line:nth-child(4){width:58%;background:#d9a987}
.index-aside{position:sticky;top:100px;padding:22px;border:1px solid var(--line);border-radius:16px;background:#fbf8f1}
.index-aside h3{margin:0 0 12px;color:var(--green);font-size:16px}
.index-aside a{display:flex;gap:9px;padding:9px 0;border-bottom:1px dashed var(--line);color:#66645e;font-size:13px;transition:.2s}
.index-aside a:last-of-type{border:0}.index-aside a:hover{color:var(--orange);padding-left:4px}
.index-aside em{font-style:normal;color:var(--orange);font-weight:800}
.filter-demo{margin-top:25px;padding:18px 20px;border-radius:14px;background:#f0eee6;border:1px dashed #cec6b8}
.filter-demo h3{margin:0 0 10px;color:var(--green);font-size:15px}
.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{padding:4px 10px;border-radius:99px;background:#fffdf8;border:1px solid var(--line);font-size:12px;color:#66645d}.chip.active{background:var(--green);border-color:var(--green);color:#fff}
.results-section{padding:90px 0;background:var(--green);color:var(--white)}
.results-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:52px;align-items:center}
.result-intro .section-kicker{color:#eec19e}.result-intro h2{color:var(--white);font-size:clamp(34px,4vw,51px)}.result-intro p{color:#d6e1d7;max-width:410px}
.big-num{margin:25px 0 8px;color:#f3c29f;font:800 94px/.8 var(--serif);letter-spacing:-.08em}.big-num + span{font-size:13px;color:#d6e1d7}
.result-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.result-card{min-height:154px;padding:20px;border:1px solid rgba(255,253,248,.22);border-radius:15px;background:rgba(255,253,248,.06)}
.result-card:nth-child(2){margin-top:25px}.result-card:nth-child(3){margin-top:-25px}
.result-card b{display:block;margin-bottom:9px;color:#f3c29f;font:800 26px/1.2 var(--serif)}.result-card h3{margin:0 0 6px;color:#fff;font-size:16px}.result-card p{margin:0;color:#d3dfd4;font-size:13px;line-height:1.7}
.thin-progress{height:3px;margin-top:15px;background:rgba(255,255,255,.18)}.thin-progress i{display:block;height:100%;background:var(--orange)}
.feedback-layout{overflow:hidden}
.feedback-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
.feedback-head .section-title{margin:0}.feedback-arrow{color:var(--violet);font-size:13px;white-space:nowrap}
.feedback-track{display:flex;gap:18px;width:max-content}
.quote-card{width:430px;min-height:224px;padding:27px;border:1px solid var(--line);border-radius:18px;background:var(--paper-strong);box-shadow:0 8px 20px rgba(54,48,38,.05)}
.quote-card:nth-child(2){margin-top:22px;background:#f8eee4}.quote-card:nth-child(3){width:330px;opacity:.78}
.quote-mark{color:var(--orange);font:800 48px/.6 var(--serif)}.quote-card p{margin:13px 0 18px;color:#44443f;font-size:15px;line-height:1.82}
.quote-person{display:flex;align-items:center;gap:9px;color:var(--green);font-size:13px;font-weight:800}.tiny-avatar{width:28px;height:28px;border-radius:50%;background:var(--sage);display:grid;place-items:center;font-size:11px}.quote-person span{color:var(--muted);font-weight:400}
.news-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:start}
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:74px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);transition:.2s}
.news-item:hover{padding-left:8px;background:rgba(255,253,248,.55)}.news-date{color:var(--violet);font:700 13px var(--serif)}.news-item h3{margin:0 0 3px;color:var(--green);font-size:17px}.news-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.62}.arrow{font-size:23px;color:var(--orange)}
.tip-box{padding:28px;border-radius:18px;background:#f4dfcf;border:1px solid #e4c5ad}.tip-box h3{margin:0 0 9px;color:var(--green);font-size:21px}.tip-box p{font-size:14px;color:#5f554d;margin-bottom:18px}.tip-box small{display:block;border-top:1px solid rgba(100,80,60,.18);padding-top:13px;color:#6a5c51;font-size:12px}
.faq-section{padding:100px 0 66px}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}
.faq-intro{padding-top:8px}.faq-symbol{display:grid;place-items:center;width:64px;height:64px;margin-bottom:20px;border-radius:18px;background:var(--sage);color:var(--green);font:800 31px var(--serif)}.faq-intro p{color:var(--muted);font-size:15px}
details{border-bottom:1px solid var(--line);background:transparent}
details[open]{background:var(--paper-strong);border:1px solid var(--line);border-radius:12px;margin:8px 0;padding:0 18px}
summary{position:relative;padding:18px 28px 18px 0;color:var(--green);font-size:16px;font-weight:800;line-height:1.5;cursor:pointer;list-style:none}
summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:0;top:14px;color:var(--orange);font-size:24px;font-weight:400;transition:.2s}details[open] summary:after{content:"−";transform:rotate(180deg)}
details p{margin:0;padding:0 0 19px;color:var(--muted);font-size:14px;line-height:1.85}
.cta-section{padding:35px 0 105px}
.cta-card{position:relative;overflow:hidden;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center;padding:43px 48px;border:1px solid #dcb491;border-radius:22px;background:#f1d8c5}
.cta-card:before{content:"05";position:absolute;right:3%;bottom:-78px;color:rgba(39,69,59,.11);font:800 170px/1 var(--serif)}.cta-card:after{content:"";position:absolute;right:22%;top:-38px;width:135px;height:85px;border:3px solid rgba(39,69,59,.12);border-radius:50%;transform:rotate(-10deg)}
.cta-content{position:relative;z-index:1}.cta-content .section-kicker{color:#8e5431}.cta-content h2{max-width:630px;margin-bottom:12px;font-size:35px}.cta-content p{max-width:655px;margin:0;color:#5f5047;font-size:15px}
.cta-actions{position:relative;z-index:1;display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.cta-note{position:absolute;left:48px;bottom:18px;color:#766259;font-size:12px}
.site-footer{background:var(--green-deep);color:#e2e8e0;padding:62px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr .9fr;gap:28px;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.16)}
.footer-brand .brand{color:#fff;font-size:18px}.footer-brand .brand-mark{border-color:#e5eee5;background:transparent}.footer-brand p{max-width:270px;margin:15px 0 0;color:#bfcfc0;font-size:13px;line-height:1.8}
.footer-col h3{margin:0 0 14px;color:#f3c29f;font-size:13px}.footer-col a{display:block;margin:8px 0;color:#c8d5c9;font-size:13px;transition:.2s}.footer-col a:hover{color:#f3c29f;padding-left:3px}.footer-col p{margin:0;color:#c8d5c9;font-size:13px;line-height:1.8}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:17px;color:#a9b9ab;font-size:12px}.footer-bottom a{text-decoration:underline;text-underline-offset:3px}.footer-bottom a:hover{color:#fff}
@media (max-width:1100px){
 .primary-nav{gap:15px}.search-mini{width:145px}.creator-head{gap:32px}.solutions-wrap{gap:28px}.faq-grid{gap:42px}
}
@media (max-width:900px){
 .navbar{gap:14px}.primary-nav{display:none}.nav-actions{margin-left:auto}.search-mini{width:170px}.menu-toggle{display:grid;place-items:center}.mobile-panel{position:absolute;right:15px;top:67px;width:min(360px,calc(100vw - 30px));padding:14px;border:1px solid var(--line);border-radius:16px;background:var(--paper-strong);box-shadow:var(--shadow)}.mobile-panel.open{display:block}.mobile-panel a{display:block;padding:13px 8px;border-bottom:1px solid var(--line);color:var(--green);font-size:15px;font-weight:700}.mobile-panel a:last-child{border:0}.creator-head{grid-template-columns:1fr}.note-board{max-width:540px;margin:0 0 -20px auto}.trust-strip{margin-top:40px}.solutions-wrap{grid-template-columns:1fr}.index-aside{position:static;display:flex;gap:14px;flex-wrap:wrap;padding:16px}.index-aside h3{width:100%;margin:0}.index-aside a{border:0;padding:3px 0}.results-grid{gap:30px}.footer-grid{grid-template-columns:1.25fr 1fr 1fr}.footer-col:last-child{grid-column:2 / 4}
}
@media (max-width:700px){
 .container{width:min(calc(100% - 32px),var(--container))}.navbar{height:68px}.brand{font-size:15px}.brand-mark{width:27px;height:32px}.nav-actions .btn-outline{display:none}.search-mini{width:43px;padding:0 12px}.search-mini input{display:none}.hero{padding-top:40px}.creator-head{gap:25px}.profile-row{margin-bottom:18px}.hero-copy{font-size:16px}.hero-stats{max-width:100%;overflow:auto}.hero-stat{min-width:115px;padding-right:14px;margin-right:14px}.note-board{margin-bottom:-10px}.trust-strip{grid-template-columns:1fr 1fr;margin-top:34px}.trust-item:nth-child(2){border-right:0}.trust-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.section{padding:68px 0}.pain-layout{grid-template-columns:1fr;gap:25px}.chapter-stamp{display:flex;align-items:center;gap:14px}.chapter-stamp b{font-size:55px}.chapter-stamp span{margin:0}.pain-card,.pain-card:nth-child(2),.pain-card:nth-child(3){margin:0}.pain-card{grid-template-columns:42px 1fr}.pain-card .sticker{grid-column:2;justify-self:start}.step-note,.step-note:nth-child(2){grid-template-columns:52px 1fr;margin-left:0}.mini-visual{grid-column:2;height:70px}.results-grid{grid-template-columns:1fr}.big-num{font-size:76px}.result-cards{max-width:570px}.feedback-head{display:block}.feedback-arrow{margin-top:-22px;margin-bottom:20px}.quote-card{width:min(390px,calc(100vw - 48px))}.news-grid,.faq-grid{grid-template-columns:1fr;gap:30px}.faq-section{padding-bottom:42px}.cta-card{grid-template-columns:1fr;padding:35px 27px 48px}.cta-actions{justify-content:flex-start}.cta-note{left:27px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1 / -1}.footer-col:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:5px}
}
@media (max-width:480px){
 h1{font-size:36px}.hero-actions,.cta-actions{flex-direction:column;align-items:stretch}.hero-actions .btn,.cta-actions .btn{width:100%}.trust-item{padding:11px;font-size:12px}.section-title p{font-size:15px}.pain-card{padding:18px}.step-note{padding:18px;gap:12px}.step-copy h3{font-size:18px}.result-cards{grid-template-columns:1fr}.result-card:nth-child(2),.result-card:nth-child(3){margin-top:0}.news-item{grid-template-columns:55px 1fr auto;gap:10px}.news-item h3{font-size:15px}.news-item p{display:none}.cta-content h2{font-size:29px}.footer-grid{grid-template-columns:1fr}.footer-col:last-child{grid-column:auto}
}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
 --paper:#f6f2ea;--paper-strong:#fffdf8;--ink:#262623;--green:#27453b;
 --green-deep:#1d362e;--orange:#d9824b;--orange-soft:#f4dfcf;--violet:#847a98;
 --line:#dcd5c9;--sage:#e9eee7;--muted:#6c6a63;--white:#fffdf8;
 --shadow:0 12px 32px rgba(54,48,38,.08);--shadow-hover:0 18px 40px rgba(54,48,38,.14);
 --radius:18px;--radius-sm:12px;--container:1200px;
 --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
 --serif:"Songti SC","STSong","Noto Serif SC",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.82;letter-spacing:.01em}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.28;background-image:radial-gradient(rgba(39,69,59,.12) .55px,transparent .7px);background-size:12px 12px;z-index:-1}
a{color:inherit;text-decoration:none}
a:hover{color:var(--orange)}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(217,130,75,.5);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(246,242,234,.94);border-bottom:1px solid rgba(220,213,201,.88);backdrop-filter:blur(12px)}
.navbar{height:76px;display:flex;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;min-width:max-content;color:var(--green);font-size:17px;font-weight:800;letter-spacing:-.025em}
.brand:hover{color:var(--green-deep)}
.brand-mark{position:relative;width:31px;height:36px;border:2px solid var(--green);border-radius:6px 6px 9px 9px;background:var(--paper-strong)}
.brand-mark:before{content:"";position:absolute;left:6px;right:6px;top:9px;height:2px;background:var(--orange);box-shadow:0 6px 0 var(--green),0 12px 0 var(--green)}
.brand-mark:after{content:"5";position:absolute;right:-8px;bottom:-9px;width:17px;height:17px;border-radius:50%;display:grid;place-items:center;font-size:10px;background:var(--orange);color:#fff;font-weight:800}
.primary-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.primary-nav a{position:relative;padding:25px 1px 21px;font-size:14px;color:#585850;transition:color .2s}
.primary-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:16px;height:2px;background:var(--orange);transition:right .2s}
.primary-nav a:hover,.primary-nav a.active{color:var(--green);font-weight:700}
.primary-nav a:hover:after,.primary-nav a.active:after{right:0}
.nav-actions{display:flex;align-items:center;gap:10px}
.search-mini{height:42px;width:186px;display:flex;align-items:center;gap:8px;padding:0 11px;border:1px solid var(--line);border-radius:10px;background:var(--paper-strong);transition:.2s}
.search-mini:focus-within{border-color:var(--green);box-shadow:0 0 0 4px rgba(217,130,75,.15)}
.search-mini svg{width:17px;color:var(--green);flex:none}
.search-mini input{border:0;outline:0;width:100%;background:transparent;color:var(--ink);font-size:13px}
.search-mini input::placeholder{color:#928e85}
.btn{min-height:43px;display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:10px 17px;border:1px solid transparent;border-radius:12px;font-size:14px;font-weight:700;line-height:1.2;transition:transform .2s,background .2s,border-color .2s,color .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:var(--white);box-shadow:0 5px 13px rgba(39,69,59,.16)}
.btn-primary:hover{background:var(--green-deep);color:var(--white)}
.btn-outline{color:var(--green);border-color:var(--green);background:transparent}
.btn-outline:hover{background:var(--sage);color:var(--green)}
.btn-light{color:var(--green);background:var(--paper-strong);border-color:var(--paper-strong)}
.menu-toggle{display:none;width:43px;height:43px;border:1px solid var(--line);border-radius:10px;background:var(--paper-strong);color:var(--green)}
.mobile-panel{display:none}
.page-hero{padding:66px 0 54px;background:linear-gradient(112deg,#faf7f0,#e8ede5);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:25px}
.breadcrumb a{text-decoration:underline;text-decoration-color:#c9bca9;text-underline-offset:4px}
.page-hero-grid{display:grid;grid-template-columns:1fr 330px;gap:70px;align-items:center}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--violet);font-size:12px;font-weight:800;letter-spacing:.12em}
.eyebrow:before,.section-kicker:before{content:"";width:22px;height:2px;background:var(--orange)}
h1,h2,h3,p{margin-top:0}
h1{max-width:720px;margin:12px 0 18px;color:var(--green-deep);font:700 clamp(38px,5vw,58px)/1.2 var(--serif);letter-spacing:-.045em}
h1 em{font-style:normal;background:linear-gradient(transparent 67%,#f0c9ad 0)}
.lead{max-width:700px;margin:0;color:#56554e;font-size:17px;line-height:1.9}
.page-number{min-height:245px;position:relative;display:flex;align-items:center;justify-content:center;border:1px solid rgba(39,69,59,.22);border-radius:22px;background:var(--green);overflow:hidden;color:var(--paper-strong);box-shadow:var(--shadow)}
.page-number:before{content:"字幕索引";position:absolute;top:22px;left:25px;color:#c7d4cb;font-size:13px;letter-spacing:.15em}
.page-number:after{content:"";position:absolute;left:25px;right:25px;bottom:31px;height:1px;background:rgba(255,253,248,.27);box-shadow:0 -9px 0 rgba(255,253,248,.14),0 -18px 0 rgba(255,253,248,.14)}
.page-number strong{font:700 142px/1 var(--serif);color:#f4dfcf;letter-spacing:-.1em}
.page-number span{position:absolute;right:24px;bottom:17px;font-size:12px;color:#d5ddd7}
.filter-bar{padding:25px 0;border-bottom:1px solid var(--line);background:var(--paper-strong)}
.filter-inner{display:flex;align-items:center;gap:16px;overflow:auto;scrollbar-width:none}
.filter-inner::-webkit-scrollbar{display:none}
.filter-label{white-space:nowrap;color:var(--muted);font-size:13px;font-weight:700}
.chip{white-space:nowrap;min-height:38px;padding:7px 15px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:#5f5d56;font-size:13px;transition:.2s}
.chip:hover{border-color:var(--orange);color:var(--green)}
.chip.active{border-color:var(--green);background:var(--green);color:var(--white)}
.section{padding:88px 0}
.section-sage{background:var(--sage)}
.content-layout{display:grid;grid-template-columns:255px 1fr;gap:58px;align-items:start}
.index-sidebar{position:sticky;top:104px}
.index-sidebar h2{margin:0 0 17px;color:var(--green);font-size:21px}
.index-sidebar p{color:var(--muted);font-size:14px;line-height:1.8}
.side-list{margin:25px 0 28px;padding:0;list-style:none;border-left:2px solid var(--line)}
.side-list li{padding:8px 0 8px 17px;color:var(--muted);font-size:14px}
.side-list li.current{border-left:2px solid var(--orange);margin-left:-2px;color:var(--green);font-weight:700}
.note-box{padding:18px;border:1px dashed #cbbca9;border-radius:14px;background:#fbf1e8;color:#665b51;font-size:13px;line-height:1.75}
.content-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
.content-heading h2{margin:0;color:var(--green-deep);font:700 31px/1.35 var(--serif)}
.content-heading p{margin:0;color:var(--muted);font-size:13px}
.entry-list{display:flex;flex-direction:column;gap:16px}
.entry-card{display:grid;grid-template-columns:180px 1fr 88px;gap:22px;align-items:center;padding:17px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,248,.86);transition:.22s}
.entry-card:hover{transform:translateY(-4px);border-color:#cda783;box-shadow:var(--shadow-hover)}
.entry-card.featured{grid-template-columns:235px 1fr 95px;padding:20px;background:var(--paper-strong)}
.thumb{position:relative;aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:var(--green);display:flex;align-items:flex-end;padding:15px;color:var(--paper-strong)}
.thumb:before{content:"";position:absolute;inset:15px;border:1px solid rgba(255,253,248,.3);border-radius:8px}
.thumb:after{content:"";position:absolute;left:25px;right:25px;bottom:35px;height:2px;background:var(--orange);box-shadow:0 8px 0 rgba(255,253,248,.55),0 16px 0 rgba(255,253,248,.25)}
.thumb b{position:relative;z-index:1;font:700 28px/1 var(--serif);color:#f4dfcf}
.thumb small{position:absolute;z-index:1;right:16px;top:14px;color:#d4ddd7;font-size:11px}
.entry-copy h3{margin:0 0 7px;color:var(--green);font-size:20px;line-height:1.45}
.entry-copy p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:9px}
.tag{display:inline-block;padding:3px 8px;border-radius:5px;background:var(--sage);color:var(--green);font-size:11px;line-height:1.4}
.tag.orange{background:var(--orange-soft);color:#9b552f}
.entry-meta{text-align:right;color:var(--muted);font-size:12px;line-height:1.8}
.entry-meta strong{display:block;color:var(--green);font-size:22px;font-family:var(--serif)}
.entry-arrow{display:inline-flex;margin-top:8px;color:var(--orange);font-size:22px}
.tip-card{display:flex;align-items:center;gap:17px;margin:25px 0;padding:17px 21px;border-left:4px solid var(--orange);border-radius:0 14px 14px 0;background:#fbf1e8;color:#635a50}
.tip-card b{color:var(--green);white-space:nowrap}
.tip-card span{font-size:14px}
.empty-state{display:none;margin-top:18px;padding:32px;text-align:center;border:1px dashed #c9bcae;border-radius:18px;color:var(--muted);background:rgba(255,253,248,.65)}
.empty-state .empty-mark{display:grid;place-items:center;width:45px;height:52px;margin:0 auto 12px;border:2px solid var(--violet);border-radius:6px;color:var(--orange);font-weight:800}
.reading-guide{padding:76px 0;background:var(--paper-strong);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.guide-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper)}
.guide-card h2{margin:0 0 10px;color:var(--green);font:700 27px/1.35 var(--serif)}
.guide-card p{margin:0;color:var(--muted);font-size:15px}
.guide-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:23px}
.guide-step{padding:15px 12px;border-top:2px solid var(--orange);color:var(--green);font-size:13px;font-weight:700}
.guide-step span{display:block;margin-bottom:5px;color:var(--violet);font:700 20px var(--serif)}
.faq-section{padding:88px 0}
.faq-grid{display:grid;grid-template-columns:310px 1fr;gap:70px}
.faq-title h2{margin:10px 0;color:var(--green-deep);font:700 34px/1.35 var(--serif)}
.faq-title p{color:var(--muted);font-size:15px}
.faq-list details{border-bottom:1px solid var(--line);padding:5px 0}
.faq-list summary{list-style:none;cursor:pointer;padding:17px 36px 17px 0;position:relative;color:var(--green);font-weight:700}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";position:absolute;right:5px;top:12px;color:var(--orange);font-size:25px;font-weight:400;transition:.2s}
.faq-list details[open] summary:after{content:"−"}
.faq-answer{padding:0 35px 18px 0;color:var(--muted);font-size:14px;line-height:1.8}
.cta{padding:30px 0 92px}
.cta-card{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:38px 48px;border:1px solid #e2bd9f;border-radius:20px;background:var(--orange-soft);overflow:hidden}
.cta-card:after{content:"05";position:absolute;right:30px;bottom:-45px;color:rgba(39,69,59,.08);font:150px/1 var(--serif)}
.cta-card h2{position:relative;z-index:1;margin:0 0 8px;color:var(--green-deep);font:700 29px/1.4 var(--serif)}
.cta-card p{position:relative;z-index:1;margin:0;color:#67594e;font-size:14px}
.cta-actions{position:relative;z-index:2;display:flex;gap:10px;flex:none}
.site-footer{padding:62px 0 22px;background:var(--green-deep);color:#dce4dd}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .9fr 1.2fr;gap:42px;padding-bottom:45px}
.footer-brand .brand{color:var(--paper-strong);margin-bottom:14px}
.footer-brand .brand-mark{border-color:var(--paper-strong);background:transparent}
.footer-brand p,.footer-col p{margin:0;color:#aebdb3;font-size:13px;line-height:1.8}
.footer-col{display:flex;flex-direction:column;gap:7px}
.footer-col h3{margin:0 0 9px;color:var(--paper-strong);font-size:14px}
.footer-col a{color:#b9c8be;font-size:13px}
.footer-col a:hover{color:#f1c6a6}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:19px;border-top:1px solid rgba(220,228,221,.18);color:#9eafa5;font-size:12px}
.footer-bottom a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:1024px){
 .container{width:min(calc(100% - 38px),var(--container))}
 .search-mini{width:150px}.primary-nav{gap:17px}.navbar{gap:15px}
 .page-hero-grid{gap:35px}.content-layout{grid-template-columns:210px 1fr;gap:32px}
 .entry-card{grid-template-columns:145px 1fr 70px}.entry-card.featured{grid-template-columns:190px 1fr 75px}
 .footer-grid{gap:25px}
}
@media(max-width:768px){
 .container{width:min(calc(100% - 32px),var(--container))}
 .navbar{height:68px}.primary-nav,.nav-actions .btn-outline{display:none}.nav-actions{margin-left:auto}.search-mini{width:42px;padding:0 11px}.search-mini input{display:none}
 .menu-toggle{display:block}
 .mobile-panel{position:absolute;right:16px;top:76px;width:min(300px,calc(100% - 32px));padding:14px;border:1px solid var(--line);border-radius:15px;background:var(--paper-strong);box-shadow:var(--shadow);z-index:40}
 .mobile-panel.open{display:flex;flex-direction:column;gap:4px}.mobile-panel a{padding:13px 12px;border-radius:9px;color:var(--green);font-weight:700}.mobile-panel a:hover,.mobile-panel a.active{background:var(--sage)}
 .page-hero{padding:45px 0 38px}.page-hero-grid{grid-template-columns:1fr;gap:30px}h1{font-size:40px}.page-number{min-height:170px}.page-number strong{font-size:105px}
 .section{padding:65px 0}.content-layout,.faq-grid{grid-template-columns:1fr;gap:30px}.index-sidebar{position:static}.side-list{display:flex;gap:15px;overflow:auto;border:0;margin:15px 0}.side-list li{white-space:nowrap;padding:7px 12px;border:1px solid var(--line);border-radius:999px}.side-list li.current{border:1px solid var(--green);margin:0;background:var(--green);color:var(--white)}
 .entry-card,.entry-card.featured{grid-template-columns:145px 1fr;padding:14px}.entry-meta{grid-column:2;text-align:left;display:flex;gap:12px;align-items:center}.entry-arrow{margin:0}.tip-card{align-items:flex-start;flex-direction:column;gap:3px}.guide-grid{grid-template-columns:1fr}.cta-card{align-items:flex-start;flex-direction:column;padding:30px}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column;gap:7px}
}
@media(max-width:480px){
 .container{width:calc(100% - 28px)}.brand{font-size:15px}.navbar{gap:9px}.nav-actions{gap:6px}
 .page-hero{padding-top:35px}h1{font-size:34px}.lead{font-size:16px}.breadcrumb{font-size:12px}
 .entry-card,.entry-card.featured{display:block}.thumb{margin-bottom:15px}.entry-meta{margin-top:12px;justify-content:space-between}
 .content-heading{display:block}.content-heading h2{font-size:27px}.content-heading p{margin-top:7px}
 .guide-steps{grid-template-columns:1fr}.faq-title h2{font-size:29px}.cta-actions{width:100%;flex-direction:column}.cta-actions .btn{width:100%}
 .footer-grid{grid-template-columns:1fr;gap:25px}.footer-bottom{font-size:11px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}