/* roulang page: index */
:root{
  --green:#3F8F4F;
  --green-dark:#2E6B3B;
  --green-light:#6BBF6E;
  --pink:#E9A6B8;
  --pink-soft:#FDF1F4;
  --clay:#B87A4B;
  --bg:#FBF9F4;
  --bg-soft:#EEF5EA;
  --ink:#22322A;
  --ink-2:#5C6B60;
  --ink-3:#8A978D;
  --line:#DCE7D8;
  --white:#FFFFFF;
  --radius-card:16px;
  --radius-img:12px;
  --radius-pill:999px;
  --radius-input:10px;
  --shadow:0 8px 24px rgba(31,46,36,.08);
  --shadow-hover:0 12px 30px rgba(31,46,36,.14);
  --gap-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--green-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,h5{margin:0 0 16px;font-weight:700;line-height:1.32;color:var(--ink);letter-spacing:.01em}
h1{font-size:48px;font-weight:700}
h2{font-size:32px}
h3{font-size:22px}
h4{font-size:18px}
p{margin:0 0 16px;max-width:42em}
ul,ol{margin:0;padding:0}
li{list-style:none}
strong{font-weight:700;color:var(--green-dark)}
:focus-visible{outline:3px solid rgba(63,143,79,.45);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.section{padding:var(--gap-section) 0}
.section-soft{background:var(--bg-soft)}
.section-tight{padding:64px 0}
.section-head{max-width:740px;margin-bottom:48px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--ink-2);margin:0;font-size:17px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center p{margin-left:auto;margin-right:auto}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--green-dark);background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-pill);padding:5px 14px;margin-bottom:18px;
}
.section-soft .eyebrow{background:var(--white)}
.tag{
  display:inline-block;font-size:13px;line-height:1.4;padding:4px 12px;font-weight:500;
  border-radius:var(--radius-pill);background:var(--bg-soft);color:var(--green-dark);
  border:1px solid var(--line);
}
.tag-pink{background:var(--pink-soft);color:#B4677F;border-color:#F3D8E0}
.tag-clay{background:#FBF2EA;color:#96603A;border-color:#EEDCCB}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);font-size:16px;font-weight:600;
  line-height:1;border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--green);color:#fff;border-color:var(--green-dark);box-shadow:0 6px 18px rgba(63,143,79,.22)}
.btn-primary:hover{background:var(--green-dark);color:#fff;transform:scale(1.02)}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green)}
.btn-ghost:hover{background:var(--bg-soft);color:var(--green-dark);transform:scale(1.02)}
.btn-sm{padding:10px 20px;font-size:15px}
.btn-block{width:100%}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--green);
  font-size:15px;background:none;border:none;padding:0;cursor:pointer;
}
.btn-link i{transition:transform .2s ease}
.btn-link:hover{color:var(--green-dark)}
.btn-link:hover i{transform:translateX(4px)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(251,249,244,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:0 6px 22px rgba(31,46,36,.08)}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;min-height:76px}
.nav-group{display:flex;align-items:center;gap:28px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{position:relative;font-size:16px;font-weight:500;color:var(--ink-2);padding:6px 0;white-space:nowrap}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--green);transform:scaleX(0);transform-origin:center;transition:transform .2s ease;
}
.nav-link:hover{color:var(--green-dark)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--green-dark);font-weight:600}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:var(--bg-soft);border:1px solid var(--line);color:var(--green-dark);font-size:17px;
}
.brand-name{font-size:21px;font-weight:700;letter-spacing:.08em}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);cursor:pointer;
}
.mobile-panel{
  display:none;position:fixed;top:67px;left:0;right:0;bottom:0;z-index:75;
  background:#fff;border-top:1px solid var(--line);padding:8px 20px 40px;overflow-y:auto;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:flex;align-items:center;height:48px;font-size:17px;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.is-active{color:var(--green-dark);font-weight:600}
.mobile-panel .btn{margin-top:20px;height:auto}

/* ---------- hero ---------- */
.hero{position:relative;padding:78px 0 92px;overflow:hidden;background:linear-gradient(180deg,#FBF9F4 0%,#F1F7EC 100%)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  opacity:.12;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(251,249,244,.55) 0%,rgba(251,249,244,.94) 82%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-title{margin-bottom:20px}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:44em;margin-bottom:28px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;border-top:1px dashed var(--line);padding-top:20px}
.hero-trust li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2)}
.hero-trust i{color:var(--green)}

.quiz-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
}
.quiz-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.quiz-step{font-size:13px;color:var(--ink-3)}
.quiz-title{font-size:21px;margin-bottom:18px}
.quiz-options{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.quiz-chip{
  padding:9px 16px;border-radius:var(--radius-pill);border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:15px;cursor:pointer;transition:all .2s ease;
}
.quiz-chip:hover{border-color:var(--green-light);color:var(--green-dark)}
.quiz-chip.is-active{background:var(--bg-soft);border-color:var(--green);color:var(--green-dark);font-weight:600}
.quiz-preview{
  background:var(--bg-soft);border:1px dashed var(--line);border-radius:12px;
  padding:16px 18px;margin-bottom:20px;
}
.quiz-preview-label{display:block;font-size:13px;color:var(--green-dark);font-weight:600;margin-bottom:6px;letter-spacing:.04em}
.quiz-preview p{margin:0;font-size:15px;color:var(--ink-2)}
.quiz-btn{width:100%}

/* ---------- metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.metric-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px}
.metric-num{font-size:40px;font-weight:700;color:var(--green);line-height:1.1;font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:4px}
.metric-num em{font-style:normal;font-size:16px;font-weight:600;color:var(--ink-3)}
.metric-label{margin:8px 0 14px;font-size:15px;color:var(--ink-2)}
.metric-bar{height:6px;border-radius:var(--radius-pill);background:#E4EDE1;overflow:hidden}
.metric-bar span{display:block;height:100%;width:0;border-radius:var(--radius-pill);background:var(--green-light);transition:width 1.1s ease}
.metric-card.is-visible .metric-bar span{width:var(--fill,70%)}

/* ---------- service matrix ---------- */
.matrix{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.m-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.m-card h3{margin:0;font-size:20px}
.m-card p{margin:0;color:var(--ink-2);font-size:15px}
.m-card img{border-radius:var(--radius-img);height:172px;width:100%;object-fit:cover;border:1px solid var(--line)}
.m-card--wide{grid-column:span 5;padding:28px}
.m-card--mid{grid-column:span 4}
.m-card--slim{grid-column:span 3}
.m-card--tall{grid-column:span 4;padding:30px 24px}
.m-card--flat{grid-column:span 4;padding:22px}
.m-card--last{grid-column:span 4;padding:26px 24px}
.m-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--bg-soft);color:var(--green-dark)}
.m-card .btn-link{margin-top:auto}

/* ---------- topic wall ---------- */
.topic-wall{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.topic-card{
  grid-column:span 7;display:flex;flex-direction:column;gap:10px;
  background:linear-gradient(135deg,#FFFFFF 0%,#F3F9EF 100%);
  border:1px solid var(--line);border-radius:var(--radius-card);padding:30px;
  box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);color:inherit}
.topic-card h3{margin:0;font-size:23px}
.topic-card p{margin:0;color:var(--ink-2);font-size:15px}
.topic-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:var(--bg-soft);border:1px solid var(--line);color:var(--green-dark);font-size:19px;
}
.topic-aside{
  grid-column:span 5;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px;
}
.topic-aside h4{margin:0 0 14px;font-size:17px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:8px 15px;font-size:14px;
  border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--bg-soft);
  color:var(--green-dark);transition:all .2s ease;
}
.chip:hover{background:var(--white);border-color:var(--green);color:var(--green-dark)}

/* ---------- feature / pick cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;gap:12px;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card img{width:100%;height:180px;object-fit:cover;border:1px solid var(--line);border-radius:var(--radius-img)}
.card h3{margin:0;font-size:19px}
.card p{margin:0;font-size:15px;color:var(--ink-2)}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--ink-3)}
.pick-card{align-items:flex-start}
.pick-num{
  font-size:32px;font-weight:700;color:#CBE3C6;line-height:1;font-variant-numeric:tabular-nums;
}

/* ---------- compare ---------- */
.compare-lead{
  font-size:19px;font-weight:600;color:var(--green-dark);background:var(--white);
  border-left:4px solid var(--green);border-radius:0 12px 12px 0;padding:16px 20px;max-width:100%;
}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:32px 0 36px}
.compare-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px}
.compare-box img{width:100%;height:210px;object-fit:cover;border:1px solid var(--line);margin-bottom:16px}
.compare-box h3{font-size:18px;margin-bottom:8px}
.compare-box p{margin:0;font-size:15px;color:var(--ink-2)}
.compare-box--after{border-color:#BFDDBB;background:linear-gradient(180deg,#FFFFFF 0%,#F4FAF1 100%)}
.bar-list{display:flex;flex-direction:column;gap:20px;max-width:900px}
.bar-item .bar-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:15px;margin-bottom:8px}
.bar-top b{font-variant-numeric:tabular-nums;color:var(--ink)}
.bar-top span{color:var(--ink-3);font-size:13px}
.bar-track{height:10px;border-radius:var(--radius-pill);background:#E4EDE1;overflow:hidden;margin-bottom:8px}
.bar-track span{display:block;height:100%;width:0;border-radius:var(--radius-pill);transition:width 1.2s ease}
.bar-track--before span{background:#C7D2C6}
.bar-track--after span{background:var(--green)}
.bar-note{font-size:13px;color:var(--ink-3)}

/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:26px}
.timeline::before{
  content:"";position:absolute;top:6px;left:4%;right:4%;height:1px;background:var(--line);
}
.tl-node{position:relative;padding-top:22px}
.tl-dot{
  position:absolute;top:-2px;left:0;width:16px;height:16px;border-radius:50% 50% 50% 0;
  background:var(--green-light);border:2px solid #fff;box-shadow:0 0 0 1px var(--line);
  transform:rotate(-45deg);
}
.tl-year{font-size:14px;font-weight:700;color:var(--clay);letter-spacing:.06em;font-variant-numeric:tabular-nums}
.tl-node h3{font-size:18px;margin:8px 0 8px}
.tl-node p{margin:0;font-size:15px;color:var(--ink-2)}

/* ---------- table ---------- */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:8px 0;overflow:hidden}
table.mimosa-table{width:100%;border-collapse:collapse;margin:0;font-size:15px}
table.mimosa-table thead th{
  background:var(--bg-soft);color:var(--green-dark);font-weight:600;font-size:14px;
  padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;
}
table.mimosa-table tbody td{padding:14px 18px;border-bottom:1px solid #EDF3EA;color:var(--ink-2)}
table.mimosa-table tbody tr:nth-child(even){background:#FCFEFB}
table.mimosa-table tbody tr:last-child td{font-weight:600;color:var(--ink);border-bottom:none}
table.mimosa-table tbody td:first-child{color:var(--ink);font-weight:600}
.table-cards{display:none}

/* ---------- ranking ---------- */
.rank-list{display:flex;flex-direction:column;gap:14px}
.rank-row{
  display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:16px 20px;transition:transform .2s ease,box-shadow .2s ease;
}
.rank-row:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.rank-index{
  flex:0 0 40px;font-size:20px;font-weight:700;color:var(--green-light);
  font-variant-numeric:tabular-nums;
}
.rank-main{flex:1;min-width:0}
.rank-main h3{margin:0 0 4px;font-size:17px}
.rank-main p{margin:0;font-size:14px;color:var(--ink-3)}
.rank-score{font-size:14px;color:var(--green-dark);font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}

/* ---------- quotes ---------- */
.quote-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px 24px 24px;box-shadow:var(--shadow)}
.quote-card::before{
  content:"\201C";position:absolute;top:6px;left:20px;font-size:56px;line-height:1;
  color:var(--clay);opacity:.35;font-family:Georgia,serif;
}
.quote-card p{position:relative;margin:12px 0 18px;font-size:15px;color:var(--ink-2)}
.quote-user{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px dashed var(--line);padding-top:14px}
.quote-user b{font-size:15px;color:var(--ink)}
.quote-user span{font-size:13px;color:var(--ink-3)}
.stars{color:#E4B24C;font-size:13px;letter-spacing:2px}

/* ---------- assure strip ---------- */
.assure{
  display:grid;grid-template-columns:repeat(4,1fr);background:var(--white);
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
}
.assure-item{padding:24px;border-right:1px solid var(--line)}
.assure-item:last-child{border-right:none}
.assure-item i{color:var(--green-dark);font-size:19px;margin-bottom:10px;display:block}
.assure-item h3{font-size:16px;margin-bottom:6px}
.assure-item p{margin:0;font-size:14px;color:var(--ink-2)}

/* ---------- quick QA ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.qa-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;transition:border-color .2s ease,transform .2s ease}
.qa-card:hover{border-color:var(--green-light);transform:translateY(-3px)}
.qa-card h3{font-size:16px;margin-bottom:10px;line-height:1.5}
.qa-card p{margin:0;font-size:14px;color:var(--ink-2);max-width:none}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion{background:transparent;border:none;margin:0}
.accordion-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:14px;overflow:hidden}
.accordion-title{
  display:block;border:none;background:#fff;padding:19px 54px 19px 22px;
  font-size:17px;font-weight:600;color:var(--ink);position:relative;line-height:1.5;
}
.accordion-title:hover{background:#FBFDFA;color:var(--green-dark)}
.accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--green);transition:transform .25s ease;
}
.accordion-item.is-active .accordion-title::before{content:"\f068"}
.accordion-content{background:var(--bg-soft);border:none;padding:16px 22px 20px;color:var(--ink-2);font-size:15px}
.accordion-content p{margin:0;max-width:none}

/* ---------- form ---------- */
.consult-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:start}
.consult-points{display:flex;flex-direction:column;gap:14px;margin:26px 0 0}
.consult-points li{display:flex;gap:12px;font-size:15px;color:var(--ink-2)}
.consult-points i{color:var(--green);margin-top:5px}
.consult-contact{margin-top:28px;padding-top:22px;border-top:1px dashed var(--line);font-size:15px;color:var(--ink-2)}
.consult-contact b{display:block;color:var(--ink);margin-bottom:4px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:#FCFDFB;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(107,191,110,.18);background:#fff;
}
.field textarea{min-height:96px;resize:vertical}
.form-hint{font-size:13px;color:var(--ink-3);margin:14px 0 0}
.form-msg{display:none;margin-top:14px;font-size:14px;color:var(--green-dark);background:var(--bg-soft);border-radius:10px;padding:12px 14px}
.form-msg.is-show{display:block}

/* ---------- footer ---------- */
.site-footer{background:#22322A;color:#E8F0E8;padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{color:#fff;justify-self:flex-start}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#9FD79F}
.footer-brand .brand-name{color:#fff}
.footer-brand p{color:#A9B8AC;font-size:14px;margin:18px 0 14px;max-width:30em}
.footer-mail{font-size:14px;color:#9FD79F}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-col a{display:block;color:#A9B8AC;font-size:14px;padding:6px 0;transition:color .2s ease}
.footer-col a:hover{color:#9FD79F}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 20px 30px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:#8A9B8E;
}
.footer-bottom a{color:#8A9B8E}
.footer-bottom a:hover{color:#9FD79F}

/* ---------- reveal ---------- */
html.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .45s ease,transform .45s ease}
html.js .reveal.is-visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  h1{font-size:38px}
  h2{font-size:28px}
  .section{padding:72px 0}
  .hero{padding:58px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .matrix{grid-template-columns:repeat(2,1fr)}
  .m-card--wide,.m-card--mid,.m-card--slim,.m-card--tall,.m-card--flat,.m-card--last{grid-column:span 1}
  .topic-wall{grid-template-columns:1fr}
  .topic-card,.topic-aside{grid-column:span 1}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .compare-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:repeat(2,1fr);gap:32px 24px}
  .timeline::before{display:none}
  .tl-node{padding-top:0;padding-left:26px}
  .tl-dot{top:4px;left:0}
  .assure{grid-template-columns:repeat(2,1fr)}
  .assure-item:nth-child(2){border-right:none}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--line)}
  .qa-grid{grid-template-columns:repeat(2,1fr)}
  .consult-grid{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .header-inner{display:flex;align-items:center;justify-content:space-between;min-height:66px}
  .nav-left,.nav-right{display:none}
  .nav-toggle{display:inline-flex}
  .brand{justify-self:flex-start}
  .brand-mark{width:36px;height:36px}
  .brand-name{font-size:19px}
}
@media (max-width:640px){
  body{font-size:16px}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .hero{padding:44px 0 58px}
  .hero-btns{gap:10px}
  .hero-btns .btn{width:100%}
  .metric-grid,.grid-2,.grid-3,.grid-4,.qa-grid,.footer-grid{grid-template-columns:1fr}
  .matrix{grid-template-columns:1fr}
  .assure{grid-template-columns:1fr}
  .assure-item{border-right:none;border-bottom:1px solid var(--line)}
  .assure-item:last-child{border-bottom:none}
  .metric-num{font-size:34px}
  .rank-row{gap:12px;padding:14px 16px}
  .rank-index{flex-basis:30px;font-size:17px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .table-wrap{display:none}
  .table-cards{display:block}
  .t-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:14px}
  .t-card h4{font-size:16px;margin:0 0 10px;color:var(--green-dark)}
  .t-card dl{margin:0;display:grid;grid-template-columns:84px 1fr;gap:6px 12px;font-size:14px}
  .t-card dt{color:var(--ink-3)}
  .t-card dd{margin:0;color:var(--ink-2)}
}

/* roulang page: category1 */
:root{
 --green:#3F8F4F;
 --green-dark:#2E6B3B;
 --green-light:#6BBF6E;
 --pink:#E9A6B8;
 --pink-soft:#FDF1F4;
 --clay:#B87A4B;
 --bg:#FBF9F4;
 --bg-soft:#EEF5EA;
 --ink:#22322A;
 --ink-2:#5C6B60;
 --ink-3:#8A978D;
 --line:#DCE7D8;
 --white:#FFFFFF;
 --radius-card:16px;
 --radius-img:12px;
 --radius-pill:999px;
 --radius-input:10px;
 --shadow:0 8px 24px rgba(31,46,36,.08);
 --shadow-hover:0 12px 30px rgba(31,46,36,.14);
 --gap-section:96px;
}
/* ===== 基础 ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 font-size:17px;line-height:1.75;color:var(--ink);background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
a{color:var(--green);text-decoration:none;transition:color .2s ease,background .2s ease}
a:hover{color:var(--green-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.32;font-weight:700;color:var(--ink)}
h1{font-size:48px;letter-spacing:-.01em}
h2{font-size:32px}
h3{font-size:22px}
h4{font-size:18px;font-weight:600}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%;margin:0}
:focus-visible{outline:3px solid rgba(63,143,79,.42);outline-offset:2px;border-radius:8px}
::selection{background:rgba(107,191,110,.28)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.section{padding:var(--gap-section) 0}
.section-tight{padding:64px 0}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--ink-2);margin:0;max-width:42em}
.eyebrow{
 display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;
 color:var(--green-dark);background:var(--white);border:1px solid var(--line);
 border-radius:var(--radius-pill);padding:5px 14px;margin-bottom:18px;
}
.tag{
 display:inline-block;font-size:13px;line-height:1.4;padding:4px 12px;font-weight:500;
 border-radius:var(--radius-pill);background:var(--bg-soft);color:var(--green-dark);
 border:1px solid var(--line);
}
.tag-pink{background:var(--pink-soft);color:#B4677F;border-color:#F3D8E0}
.tag-clay{background:#FBF2EA;color:#96603A;border-color:#EEDCCB}
/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:var(--radius-pill);font-size:16px;font-weight:600;
 line-height:1;border:1px solid transparent;cursor:pointer;
 transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--green);color:#fff;border-color:var(--green-dark);box-shadow:0 6px 18px rgba(63,143,79,.22)}
.btn-primary:hover{background:var(--green-dark);color:#fff;transform:scale(1.02)}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green)}
.btn-ghost:hover{background:var(--bg-soft);color:var(--green-dark);transform:scale(1.02)}
.btn-sm{padding:10px 20px;font-size:15px}
.btn-block{width:100%}
/* ===== 头部 ===== */
.site-header{
 position:sticky;top:0;z-index:80;background:rgba(251,249,244,.96);
 border-bottom:1px solid var(--line);transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:0 6px 22px rgba(31,46,36,.08)}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;min-height:76px}
.nav-group{display:flex;align-items:center;gap:28px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{position:relative;font-size:16px;font-weight:500;color:var(--ink-2);padding:6px 0;white-space:nowrap}
.nav-link::after{
 content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
 background:var(--green);transform:scaleX(0);transform-origin:center;transition:transform .2s ease;
}
.nav-link:hover{color:var(--green-dark)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--green-dark);font-weight:600}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
 width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
 background:var(--bg-soft);border:1px solid var(--line);color:var(--green-dark);font-size:17px;
}
.brand-name{font-size:21px;font-weight:700;letter-spacing:.08em}
.nav-toggle{
 display:none;align-items:center;justify-content:center;width:44px;height:44px;
 border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);cursor:pointer;
}
.mobile-panel{
 display:none;position:fixed;top:65px;left:0;right:0;bottom:0;z-index:75;
 background:#fff;border-top:1px solid var(--line);padding:8px 20px 40px;overflow-y:auto;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
 display:flex;align-items:center;height:48px;font-size:17px;color:var(--ink);
 border-bottom:1px solid var(--line);
}
.mobile-panel a.is-active{color:var(--green-dark);font-weight:600}
.mobile-panel .btn{margin-top:20px;height:auto}
/* ===== 分类页头部 ===== */
.cat-hero{
 position:relative;padding:44px 0 62px;overflow:hidden;
 background:linear-gradient(180deg,#FBF9F4 0%,#F2F8ED 100%);
 border-bottom:1px solid var(--line);
}
.cat-hero::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/backpic/back-6.jpg') center/cover no-repeat;
 opacity:.11;
}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:var(--ink-3);margin-bottom:26px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--green-dark)}
.breadcrumb span.sep{color:var(--line)}
.breadcrumb .current{color:var(--green-dark);font-weight:600}
.cat-hero-grid{display:grid;grid-template-columns:1.4fr .6fr;gap:48px;align-items:end}
.cat-hero h1{font-size:44px;margin-bottom:18px}
.cat-hero .lead{color:var(--ink-2);font-size:17px;max-width:38em;margin-bottom:12px}
.cat-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:22px;font-size:14px;color:var(--ink-3)}
.cat-meta i{color:var(--green);margin-right:6px}
.cat-hero-figure{margin:0}
.cat-hero-figure img{
 width:100%;height:220px;object-fit:cover;
 border-radius:var(--radius-card);border:1px solid var(--line);
}
/* ===== 筛选条 ===== */
.filter-bar{
 position:relative;z-index:3;margin-top:-30px;
 display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
 padding:16px 22px;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius-card);box-shadow:var(--shadow);
}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
 display:inline-flex;align-items:center;padding:8px 16px;border-radius:var(--radius-pill);
 border:1px solid var(--line);background:var(--bg-soft);color:var(--ink-2);
 font-size:14px;font-weight:500;
 transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--green-light);color:var(--green-dark);background:#fff;transform:translateY(-2px)}
.chip.is-on{background:var(--green);border-color:var(--green-dark);color:#fff}
.chip.is-on:hover{background:var(--green-dark);color:#fff}
.filter-sort{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-2)}
.filter-sort select{
 padding:9px 16px;border-radius:var(--radius-pill);border:1px solid var(--line);
 background:#fff;color:var(--ink);cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease;
}
.filter-sort select:hover{border-color:var(--green-light)}
.filter-sort select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(107,191,110,.2);outline:none}
/* ===== 卡片网格 ===== */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
 overflow:hidden;display:flex;flex-direction:column;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CFE2C9}
.card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft)}
.card-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-tags{display:flex;gap:8px;flex-wrap:wrap}
.card-title{font-size:19px;font-weight:600;margin:0;line-height:1.5}
.card-title a{color:var(--ink)}
.card-title a:hover{color:var(--green-dark)}
.card-desc{font-size:15px;color:var(--ink-2);margin:0;flex:1}
.card-foot{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 font-size:13px;color:var(--ink-3);border-top:1px dashed var(--line);padding-top:14px;
}
.card-foot .num{font-variant-numeric:tabular-nums}
/* ===== 精选榜单 ===== */
.rank-list{display:grid;gap:18px;margin-top:8px}
.rank-item{
 display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
 padding:22px 28px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rank-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFE2C9}
.rank-num{
 font-size:42px;font-weight:700;color:var(--green-light);line-height:1;
 font-variant-numeric:tabular-nums;min-width:56px;
}
.rank-body h3{font-size:20px;margin-bottom:6px}
.rank-body h3 a{color:var(--ink)}
.rank-body h3 a:hover{color:var(--green-dark)}
.rank-body p{margin:0;font-size:15px;color:var(--ink-2)}
.rank-date{font-size:14px;color:var(--ink-3);white-space:nowrap;font-variant-numeric:tabular-nums}
/* ===== 速查表 ===== */
.spec-table{
 width:100%;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius-card);overflow:hidden;font-size:16px;
}
.spec-table th{
 background:var(--bg-soft);color:var(--green-dark);font-weight:600;text-align:left;
 padding:16px 20px;font-size:15px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.spec-table td{padding:16px 20px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top}
.spec-table tbody tr:nth-child(even){background:#FCFDFA}
.spec-table tbody tr:last-child td{border-bottom:none;font-weight:600;color:var(--ink)}
.spec-table td:first-child{color:var(--ink);font-weight:600;white-space:nowrap}
/* ===== 数据看板 ===== */
.stat-board{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.stat-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
 padding:24px;transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.stat-num{
 font-size:36px;font-weight:700;color:var(--green-dark);line-height:1.1;
 font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.stat-unit{font-size:16px;color:var(--green);font-weight:600;margin-left:4px}
.stat-label{font-size:14px;color:var(--ink-3);margin-top:10px;margin-bottom:0}
/* ===== 常见误区 ===== */
.pitfall-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pitfall{
 display:flex;gap:16px;padding:22px 24px;background:#fff;
 border:1px solid var(--line);border-radius:var(--radius-card);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.pitfall:hover{border-color:var(--green-light);box-shadow:var(--shadow)}
.pitfall i{
 flex:0 0 40px;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
 background:var(--bg-soft);color:var(--green-dark);font-size:16px;
}
.pitfall h3{font-size:17px;margin-bottom:6px}
.pitfall p{margin:0;font-size:15px;color:var(--ink-2)}
/* ===== 相关文章 ===== */
.rel-list{border-top:1px solid var(--line)}
.rel-item{
 display:flex;align-items:center;justify-content:space-between;gap:20px;
 padding:18px 4px;border-bottom:1px solid var(--line);
 transition:background .2s ease,padding .2s ease;
}
.rel-item:hover{background:var(--bg-soft);padding-left:16px;padding-right:16px}
.rel-item a{color:var(--ink);font-weight:500;font-size:17px}
.rel-item a:hover{color:var(--green-dark)}
.rel-date{font-size:14px;color:var(--ink-3);white-space:nowrap;font-variant-numeric:tabular-nums}
/* ===== FAQ ===== */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:14px;
 margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--green-light);box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);
 display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex:0 0 28px;width:28px;height:28px;border-radius:50%;
 background:var(--bg-soft);color:var(--green-dark);
 display:grid;place-items:center;font-size:17px;font-weight:600;line-height:1;
 transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--green);color:#fff}
.faq-item summary:hover{color:var(--green-dark)}
.faq-answer{padding:0 24px 22px;color:var(--ink-2);font-size:16px}
.faq-answer p:last-child{margin-bottom:0}
/* ===== 结尾咨询条 ===== */
.cta-section{padding:0 0 var(--gap-section)}
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(120deg,#2E6B3B 0%,#3F8F4F 54%,#4C9A5A 100%);
 border-radius:24px;padding:52px 48px;color:#fff;
 display:grid;grid-template-columns:1.6fr auto;gap:32px;align-items:center;
}
.cta-band::after{
 content:"";position:absolute;right:-70px;top:-80px;width:280px;height:280px;
 border-radius:50%;background:rgba(255,255,255,.09);
}
.cta-band .eyebrow{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.28);margin-bottom:14px}
.cta-band h2{color:#fff;margin-bottom:10px;font-size:30px}
.cta-band p{color:rgba(255,255,255,.88);margin:0;max-width:40em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}
.cta-band .btn-primary{background:#fff;color:var(--green-dark);border-color:#fff;box-shadow:none}
.cta-band .btn-primary:hover{background:var(--bg-soft);color:var(--green-dark)}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff}
/* ===== 滚动渐显 ===== */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
 .js .reveal{opacity:1;transform:none;transition:none}
 html{scroll-behavior:auto}
}
/* ===== 页脚 ===== */
.site-footer{background:#22322A;color:#fff;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand p{color:#A9B8AC;font-size:15px;margin:16px 0;max-width:34em}
.footer-brand .brand{color:#fff;justify-self:start}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);color:#9BD79E}
.footer-mail{color:#9BD79E;font-size:14px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-col a{display:block;color:#A9B8AC;font-size:15px;padding:6px 0}
.footer-col a:hover{color:#9BD79E}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
 padding-top:22px;padding-bottom:28px;border-top:1px solid rgba(255,255,255,.12);
 color:#8FA094;font-size:14px;
}
/* ===== 响应式 ===== */
@media (max-width:1023px){
 :root{--gap-section:72px}
 .nav-group{display:none}
 .header-inner{grid-template-columns:1fr auto;min-height:64px}
 .brand{justify-self:start}
 .nav-toggle{display:flex;justify-self:end}
 .mobile-panel{top:65px}
 h1{font-size:34px}
 h2{font-size:26px}
 .cat-hero{padding:34px 0 56px}
 .cat-hero h1{font-size:32px}
 .cat-hero-grid{grid-template-columns:1fr;gap:28px;align-items:start}
 .cat-hero-figure img{height:200px}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .stat-board{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .cta-band{grid-template-columns:1fr;padding:42px 34px}
 .cta-band h2{font-size:26px}
}
@media (max-width:639px){
 :root{--gap-section:56px}
 h1{font-size:28px}
 h2{font-size:23px}
 h3{font-size:19px}
 body{font-size:16px}
 .cat-hero{padding:26px 0 52px}
 .cat-hero h1{font-size:27px}
 .cat-hero .lead{font-size:16px}
 .cat-meta{gap:16px}
 .filter-bar{padding:16px;margin-top:-24px}
 .filter-sort{width:100%}
 .filter-sort select{flex:1}
 .card-grid{grid-template-columns:1fr;gap:22px}
 .stat-board{grid-template-columns:1fr 1fr;gap:14px}
 .stat-card{padding:18px}
 .stat-num{font-size:28px}
 .pitfall-grid{grid-template-columns:1fr}
 .rank-item{grid-template-columns:auto 1fr;gap:16px;padding:20px}
 .rank-date{grid-column:2;white-space:normal}
 .rel-item{flex-direction:column;align-items:flex-start;gap:6px}
 .cta-band{padding:32px 22px;border-radius:18px;gap:22px}
 .cta-band h2{font-size:22px}
 .cta-actions .btn{width:100%}
 .footer-grid{grid-template-columns:1fr;gap:28px}
 .spec-table{font-size:15px}
 .spec-table th,.spec-table td{padding:13px 14px}
}