/* roulang page: index */
/* ===== 设计变量 ===== */
:root{
  --linen:#F6F0E4;
  --linen-soft:#FBF7EE;
  --linen-deep:#F1E9DA;
  --ink:#17120F;
  --ink-soft:#241D18;
  --green:#2E6B4F;
  --green-dk:#245540;
  --yellow:#E2A02A;
  --orange:#C9503A;
  --text:#2B2622;
  --muted:#6E655A;
  --line:#DCCFB8;
  --r-sm:8px;
  --r-card:16px;
  --r-block:22px;
  --r-btn:10px;
  --sd:0 4px 0 rgba(23,18,15,.10);
  --sd-hover:0 6px 0 rgba(23,18,15,.14);
  --bs-primary:#2E6B4F;
  --bs-blue:#2E6B4F;
  --bs-link-color:#2E6B4F;
  --bs-link-hover-color:#245540;
  --bs-body-color:#2B2622;
  --bs-body-bg:#F6F0E4;
  --bs-border-color:#DCCFB8;
  --bs-font-sans-serif:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding-bottom:96px;
  font-family:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--linen);
  background-image:repeating-linear-gradient(45deg,rgba(23,18,15,.022) 0 1px,transparent 1px 9px);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--green-dk)}
button{font-family:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--ink)}
p{margin:0}
:focus-visible{outline:2px solid var(--yellow);outline-offset:2px;border-radius:4px}

/* ===== 容器 ===== */
.container{max-width:1240px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
@media (min-width:1400px){.container{max-width:1320px}}
@media (max-width:1199px){.container{max-width:1140px}}
@media (max-width:991px){.container{max-width:100%;padding-left:20px;padding-right:20px}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px}}

.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,'Courier New',monospace;font-variant-numeric:tabular-nums}

/* ===== 顶部导航卡 ===== */
.site-header{position:sticky;top:0;z-index:1030;padding:16px 0 0;transition:padding .25s ease}
.site-header.is-shrink{padding-top:8px}
.nav-card{
  display:flex;align-items:center;gap:16px;
  background:var(--linen-soft);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--sd);
  padding:10px 14px;
  transition:padding .25s ease,box-shadow .25s ease;
}
.site-header.is-shrink .nav-card{padding:6px 14px;box-shadow:0 6px 16px rgba(23,18,15,.10)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;letter-spacing:.01em;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--green);display:grid;place-items:center;color:#F6F0E4;flex:0 0 auto}
.brand-mark svg{width:20px;height:20px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:8px;flex:1 1 auto}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  height:42px;padding:0 14px;border-radius:10px;
  background:#fff;border:1px solid var(--line);
  color:var(--muted);font-size:14px;white-space:nowrap;
  transition:all .2s ease;
}
.nav-item svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.nav-item:hover{color:var(--green);border-color:var(--green);transform:translateY(-2px);box-shadow:var(--sd)}
.nav-item.is-active{background:var(--green);border-color:var(--green);color:#fff}
.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* 按钮 */
.btn-brand,.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;border:1px solid transparent;
  transition:all .2s ease;white-space:nowrap;
}
.btn-brand{background:var(--green);border-color:var(--green);color:#fff;box-shadow:0 4px 0 rgba(23,18,15,.12)}
.btn-brand:hover{background:var(--green-dk);border-color:var(--green-dk);color:#fff;transform:translateY(-2px);box-shadow:var(--sd-hover)}
.btn-outline{background:transparent;border:2px solid var(--yellow);color:var(--ink)}
.btn-outline:hover{background:var(--yellow);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sd-hover)}
.btn-brand.btn-sm{height:40px;padding:0 16px;font-size:14px}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-drawer{display:none;background:var(--linen-soft);border:1px solid var(--line);border-radius:18px;box-shadow:var(--sd);margin-top:12px;padding:14px}
.nav-drawer.is-open{display:block}
.drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.drawer-item{display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;background:#fff;border:1px solid var(--line);color:var(--ink);font-size:14px}
.drawer-item.is-active{background:var(--green);border-color:var(--green);color:#fff}

/* ===== 首屏 ===== */
.hero{padding:56px 0 108px;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px;margin-bottom:18px;
  border-radius:var(--r-sm);background:rgba(46,107,79,.10);border:1px solid rgba(46,107,79,.22);
  color:var(--green);font-size:13px;font-weight:600;letter-spacing:.02em;
}
.hero-title{font-size:clamp(30px,5vw,54px);font-weight:800;line-height:1.15;letter-spacing:-.01em;color:var(--ink);margin-bottom:18px}
.hero-lead{font-size:17px;line-height:1.85;color:var(--muted);max-width:660px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.ticket-bar{display:flex;flex-wrap:wrap;gap:10px}
.ticket-bar li{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 14px;border-radius:10px;
  background:#fff;border:1px dashed var(--line);
  color:var(--muted);font-size:13px;
}
.ticket-bar .mono{color:var(--ink);font-weight:700;font-size:14px}

.hero-visual{position:relative}
.frame-16-10{position:relative;width:100%;aspect-ratio:16/10;overflow:hidden;border-radius:18px;border:1px solid var(--line);background:var(--linen-deep)}
.frame-16-10 img{width:100%;height:100%;object-fit:cover}
.frame-4-3{position:relative;width:100%;aspect-ratio:4/3;overflow:hidden;border-radius:14px;border:1px solid var(--line);background:var(--linen-deep)}
.frame-4-3 img{width:100%;height:100%;object-fit:cover}
.frame-1-1{position:relative;width:100%;aspect-ratio:1/1;overflow:hidden;border-radius:14px;border:1px solid var(--line);background:var(--linen-deep)}
.frame-1-1 img{width:100%;height:100%;object-fit:cover}

.stub-card{
  position:absolute;min-width:170px;
  display:flex;flex-direction:column;gap:2px;
  background:var(--linen-soft);border:1px solid var(--line);
  border-radius:12px;padding:10px 14px;box-shadow:var(--sd);
}
.stub-card .mono{font-size:11px;color:var(--muted);letter-spacing:.06em}
.stub-card strong{font-size:14px;color:var(--ink);font-weight:600}
.stub-a{left:16px;bottom:-18px}
.stub-b{right:16px;bottom:-18px;background:#fff}

/* ===== 区块通用 ===== */
.sec{padding:72px 0}
.sec-alt{background:rgba(251,247,238,.72)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.sec-title{position:relative;padding-left:18px;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;color:var(--ink)}
.sec-title::before{content:"";position:absolute;left:0;top:.14em;bottom:.14em;width:6px;border-radius:3px;background:var(--green)}
.sec-desc{margin-top:10px;padding-left:18px;color:var(--muted);font-size:15px;line-height:1.8;max-width:760px}
.sec-more{font-size:14px;font-weight:600;color:var(--green);border-bottom:2px solid rgba(46,107,79,.28);padding-bottom:2px;white-space:nowrap}
.sec-more:hover{border-bottom-color:var(--yellow);color:var(--green-dk)}

.perf{height:12px;background-image:repeating-radial-gradient(circle at 6px 6px,rgba(23,18,15,.20) 0 3px,transparent 3.5px 20px);background-size:20px 12px;background-repeat:repeat-x;opacity:.55;margin:0}
.perf-wrap{padding:8px 0}

.card-soft{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:26px;height:100%;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-soft:hover{transform:translateY(-3px);box-shadow:var(--sd-hover);border-color:#CBBDA2}

.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-sm);font-size:13px;letter-spacing:.02em;background:var(--linen-deep);color:var(--muted);border:1px solid var(--line)}
.tag-green{background:rgba(46,107,79,.10);color:var(--green);border-color:rgba(46,107,79,.24)}
.tag-yellow{background:rgba(226,160,42,.14);color:#8A5F0D;border-color:rgba(226,160,42,.34)}
.tag-orange{background:rgba(201,80,58,.12);color:var(--orange);border-color:rgba(201,80,58,.28)}

.ico{width:42px;height:42px;border-radius:10px;background:rgba(46,107,79,.09);display:grid;place-items:center;color:var(--green);flex:0 0 auto}
.ico svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ===== 卖点三连 ===== */
.feature-main{padding:30px}
.feature-main h3{font-size:22px;font-weight:700;margin:18px 0 12px}
.feature-main p{color:var(--muted);font-size:15px;line-height:1.85}
.feature-small{padding:22px}
.feature-small h3{font-size:17px;font-weight:600;margin:14px 0 10px;line-height:1.5}
.feature-small p{color:var(--muted);font-size:14px;line-height:1.8}
.feature-offset{margin-top:28px}

/* ===== 分类入口卡 ===== */
.entry-card{
  display:flex;flex-direction:column;gap:10px;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:18px;color:inherit;
  transition:all .25s ease;
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--sd-hover);border-color:var(--green);color:inherit}
.entry-card h3{font-size:16px;font-weight:600;color:var(--ink)}
.entry-card p{font-size:13px;color:var(--muted);line-height:1.7}

/* ===== 内容卡 ===== */
.hit-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.hit-card:hover{transform:translateY(-3px);box-shadow:var(--sd-hover)}
.hit-card .hit-body{padding:16px 18px 20px}
.hit-card h3{font-size:16px;font-weight:600;line-height:1.5;margin-bottom:8px}
.hit-card p{font-size:13px;color:var(--muted);line-height:1.75}
.hit-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.hit-offset{margin-top:26px}
@media (max-width:767px){.hit-offset{margin-top:0}}

/* ===== 横向滚动卡条 ===== */
.track-wrap{position:relative}
.track-wrap::after{
  content:"";position:absolute;top:0;right:0;bottom:22px;width:64px;
  background:linear-gradient(90deg,rgba(246,240,228,0),var(--linen));
  pointer-events:none;border-radius:0 16px 16px 0;
}
.scroll-track{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.scroll-track::-webkit-scrollbar{height:8px}
.scroll-track::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}
.scroll-track::-webkit-scrollbar-track{background:transparent}
.track-item{flex:0 0 360px;scroll-snap-align:start}
@media (max-width:575px){.track-item{flex:0 0 84%}}

/* ===== 时间轴 ===== */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);position:relative;margin-top:14px}
.timeline::before{content:"";position:absolute;left:8%;right:8%;top:15px;height:2px;background:var(--green);border-radius:2px}
.tl-step{position:relative;padding:0 16px;text-align:center}
.tl-dot{width:32px;height:32px;border-radius:50%;background:var(--yellow);border:4px solid var(--linen);box-shadow:0 0 0 2px var(--green);margin:0 auto 20px;position:relative;z-index:1}
.tl-step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.tl-step p{font-size:14px;color:var(--muted);line-height:1.75}
.tl-num{display:block;font-size:12px;color:var(--yellow);letter-spacing:.1em;margin-bottom:4px}
@media (max-width:767px){
  .timeline{grid-template-columns:1fr;gap:26px}
  .timeline::before{left:15px;right:auto;top:8px;bottom:8px;width:2px;height:auto}
  .tl-step{display:flex;gap:16px;text-align:left;padding:0}
  .tl-dot{margin:0;flex:0 0 32px}
}

/* ===== 数据看板 ===== */
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:26px 22px;height:100%;
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--sd-hover)}
.stat-num{display:block;font-size:clamp(32px,4vw,44px);font-weight:700;color:var(--green);line-height:1.1;letter-spacing:-.02em}
.stat-num .stat-suffix{font-size:.55em;color:var(--yellow);margin-left:2px}
.stat-label{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.7}

/* ===== 对比表 ===== */
.compare-wrap{overflow-x:auto;border-radius:var(--r-card)}
.compare-table{width:100%;min-width:660px;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd)}
.compare-table th,.compare-table td{padding:16px 20px;text-align:left;font-size:15px;border-bottom:1px dashed var(--line);vertical-align:top}
.compare-table thead th{background:rgba(46,107,79,.08);color:var(--green);font-weight:700;font-size:15px}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table td:first-child{color:var(--muted);width:22%}
.compare-table .is-good{color:var(--green);font-weight:600}
.compare-table .is-good::before{content:"✓";margin-right:8px;font-weight:700}
.compare-table .is-plain{color:#8C8377;background:var(--linen-deep)}
.compare-table .is-plain::before{content:"—";margin-right:8px}

/* ===== 主题卡 ===== */
.topic-card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sd);
  overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;color:inherit;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--sd-hover);color:inherit}
.topic-card .topic-body{padding:18px 20px 22px}
.topic-card h3{font-size:17px;font-weight:600;margin:12px 0 8px;line-height:1.5}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.75}

/* ===== 图文资讯列表 ===== */
.news-item{
  display:flex;gap:18px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:16px;height:100%;
  transition:transform .25s ease,box-shadow .25s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--sd-hover)}
.news-thumb{flex:0 0 120px;border-radius:12px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--linen-deep)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body h3{font-size:15px;font-weight:600;line-height:1.6;margin-bottom:8px}
.news-body p{font-size:13px;color:var(--muted);line-height:1.75}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-size:12px;color:var(--muted)}
@media (max-width:575px){
  .news-item{flex-direction:column}
  .news-thumb{flex:none;width:100%}
}

/* ===== 适合 / 不适合 ===== */
.fit-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;font-size:15px;line-height:1.75;color:var(--text)}
.fit-list li + li{border-top:1px dashed var(--line)}
.fit-mark{flex:0 0 22px;width:22px;height:22px;border-radius:6px;display:grid;place-items:center;font-size:13px;font-weight:700;margin-top:4px}
.fit-yes .fit-mark{background:rgba(46,107,79,.12);color:var(--green)}
.fit-no .fit-mark{background:var(--linen-deep);color:#9A9083}
.fit-col{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sd);padding:10px 24px 18px;height:100%}
.fit-col h3{font-size:18px;font-weight:600;margin:18px 0 6px}

/* ===== 深色保障条 ===== */
.dark-band{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--r-block);
  padding:38px 34px;color:#F6F0E4;
  box-shadow:0 6px 0 rgba(23,18,15,.16);
}
.dark-band::after{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-8.jpg);
  background-size:cover;background-position:center;opacity:.10;
}
.dark-band > *{position:relative;z-index:1}
.dark-band h2{color:#F6F0E4;font-size:clamp(20px,2.4vw,28px);font-weight:700;margin-bottom:10px}
.dark-lead{color:rgba(246,240,228,.72);font-size:15px;line-height:1.8;max-width:760px;margin-bottom:26px}
.dark-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(246,240,228,.06);border:1px solid rgba(246,240,228,.16);
  border-radius:14px;padding:18px;height:100%;
}
.dark-item .ico{background:rgba(226,160,42,.14);color:var(--yellow)}
.dark-item h3{color:#F6F0E4;font-size:16px;font-weight:600;margin-bottom:6px}
.dark-item p{color:rgba(246,240,228,.68);font-size:13.5px;line-height:1.75}

/* ===== 评价 ===== */
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:24px;height:100%;
  display:flex;flex-direction:column;gap:16px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--sd-hover)}
.quote-card.tall{padding-bottom:38px}
.quote-text{font-size:15px;line-height:1.85;color:var(--text);flex:1 1 auto}
.quote-person{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:50%;overflow:hidden;flex:0 0 44px;border:1px solid var(--line);background:var(--linen-deep)}
.avatar img{width:100%;height:100%;object-fit:cover}
.avatar-letter{width:44px;height:44px;border-radius:50%;flex:0 0 44px;display:grid;place-items:center;background:rgba(46,107,79,.12);color:var(--green);font-weight:700;font-size:16px;border:1px solid rgba(46,107,79,.2)}
.quote-person strong{display:block;font-size:14px;color:var(--ink);font-weight:600}
.quote-person span{font-size:12.5px;color:var(--muted)}
.source-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:26px;padding:18px 22px;
  background:var(--linen-soft);border:1px dashed var(--line);border-radius:var(--r-card);
}
.source-strip span{font-size:14px;color:var(--muted)}
.source-strip strong{font-size:13px;color:var(--ink);letter-spacing:.04em;margin-right:6px}

/* ===== FAQ ===== */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;box-shadow:var(--sd)}
.faq-item .accordion-button{
  background:#fff;color:var(--ink);font-weight:600;font-size:16px;
  padding:20px 22px;box-shadow:none;border-radius:0;
}
.faq-item .accordion-button:not(.collapsed){background:var(--linen-soft);color:var(--green)}
.faq-item .accordion-button:focus{box-shadow:none;outline:2px solid rgba(226,160,42,.5);outline-offset:-4px;z-index:2}
.faq-item .accordion-button::after{
  background-image:none;content:"";width:10px;height:10px;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:rotate(45deg);transition:transform .25s ease;margin-top:-4px;
}
.faq-item .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:2px}
.faq-item .accordion-body{position:relative;padding:0 24px 22px 38px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-item .accordion-body::before{content:"";position:absolute;left:18px;top:2px;bottom:22px;width:3px;border-radius:2px;background:var(--green)}

/* ===== 表单 ===== */
.form-card{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-block);
  box-shadow:var(--sd);padding:34px 30px 30px;
}
.form-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:12px;
  background-image:repeating-radial-gradient(circle at 6px 6px,rgba(23,18,15,.18) 0 3px,transparent 3.5px 20px);
  background-size:20px 12px;background-repeat:repeat-x;
}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.form-control,.form-select{
  width:100%;border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;font-size:15px;line-height:1.5;
  background:#FDFBF6;color:var(--text);box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
}
.form-select{
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%236E655A' stroke-width='1.8'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px;padding-right:40px;
}
.form-control::placeholder{color:#A79C8C}
.form-control:focus,.form-select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(46,107,79,.14);background:#fff;outline:none}
.form-control:not(:placeholder-shown):invalid,
.form-select:required:invalid{border-color:var(--orange);background:#FDF3F0}
.form-error{display:none;font-size:13px;color:var(--orange);margin-top:6px}
.form-control:not(:placeholder-shown):invalid ~ .form-error,
.form-select:required:invalid ~ .form-error{display:block}
.form-hint{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.7}
.form-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--muted);line-height:1.8;padding:8px 0}
.form-points li strong{color:var(--ink);font-weight:600}
.form-points .dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--yellow);margin-top:11px}
.form-tip{display:none;margin-top:16px;padding:14px 16px;border-radius:10px;background:rgba(46,107,79,.08);border:1px solid rgba(46,107,79,.22);color:var(--green);font-size:14px;line-height:1.7}

/* ===== 底部固定转化条 ===== */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:18px;
  background:var(--ink);color:#F6F0E4;
  border:1px solid rgba(246,240,228,.14);border-radius:18px;
  box-shadow:0 10px 26px rgba(23,18,15,.28);
  padding:14px 18px;
}
.float-bar .float-text strong{display:block;font-size:14.5px;color:#F6F0E4;font-weight:600}
.float-bar .float-text span{font-size:12.5px;color:rgba(246,240,228,.66)}
.float-bar .btn-brand{background:var(--yellow);border-color:var(--yellow);color:var(--ink);box-shadow:none;height:44px}
.float-bar .btn-brand:hover{background:#F0B344;border-color:#F0B344;color:var(--ink)}

/* ===== 页脚 ===== */
.site-footer{padding:0 0 44px;margin-top:24px}
.footer-card{
  background:var(--linen-soft);border:1px solid var(--line);border-radius:var(--r-block);
  box-shadow:var(--sd);padding:42px 34px 26px;
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--ink);margin-bottom:14px}
.footer-card p{font-size:14px;color:var(--muted);line-height:1.85}
.footer-card h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:.02em}
.footer-card ul li{margin-bottom:10px}
.footer-card ul li a{font-size:14px;color:var(--muted)}
.footer-card ul li a:hover{color:var(--green)}
.footer-info{font-size:13.5px;color:var(--muted);line-height:1.85}
.footer-bottom{
  margin-top:30px;padding-top:20px;border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--muted);
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .nav-item{padding:0 11px;font-size:13.5px}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-cta .btn-brand{display:none}
  .nav-toggle{display:inline-flex}
  .nav-card{justify-content:space-between}
  .sec{padding:56px 0}
  .feature-offset{margin-top:0}
}
@media (max-width:767px){
  body{padding-bottom:88px}
  .hero{padding:36px 0 84px}
  .sec{padding:44px 0}
  .card-soft{padding:20px}
  .dark-band{padding:28px 22px}
  .footer-card{padding:30px 22px 20px}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;padding:10px 16px;height:64px;
    justify-content:space-between;background:rgba(23,18,15,.95);
    backdrop-filter:blur(6px);border:none;border-top:1px solid rgba(246,240,228,.14);
  }
  .float-bar .float-text{display:none}
  .float-bar .btn-brand{flex:1 1 auto;justify-content:center}
}
@media (max-width:575px){
  .sec{padding:40px 0}
  .sec-head{margin-bottom:24px}
  .hero-actions{gap:10px}
  .btn-brand,.btn-outline{width:100%;height:48px}
  .hero-actions .btn-brand,.hero-actions .btn-outline{width:100%}
  .ticket-bar li{height:auto;padding:8px 12px;font-size:12.5px}
  .stub-card{position:static;min-width:0;margin-top:10px}
  .stub-a,.stub-b{left:auto;right:auto;bottom:auto}
  .hero-visual{display:flex;flex-direction:column}
  .compare-table th,.compare-table td{padding:13px 14px;font-size:14px}
}

/* roulang page: category1 */
:root{
  --linen:#F6F0E4;
  --linen-soft:#FBF7EE;
  --linen-deep:#F1E9DA;
  --ink:#17120F;
  --ink-soft:#241D18;
  --green:#2E6B4F;
  --green-dk:#245540;
  --yellow:#E2A02A;
  --orange:#C9503A;
  --text:#2B2622;
  --muted:#6E655A;
  --line:#DCCFB8;
  --r-sm:8px;
  --r-card:16px;
  --r-block:22px;
  --r-btn:10px;
  --sd:0 4px 0 rgba(23,18,15,.10);
  --sd-hover:0 6px 0 rgba(23,18,15,.14);
  --bs-primary:#2E6B4F;
  --bs-blue:#2E6B4F;
  --bs-link-color:#2E6B4F;
  --bs-link-hover-color:#245540;
  --bs-body-color:#2B2622;
  --bs-body-bg:#F6F0E4;
  --bs-border-color:#DCCFB8;
  --bs-font-sans-serif:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--linen);
  background-image:repeating-linear-gradient(45deg,rgba(23,18,15,.022) 0 1px,transparent 1px 9px);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--green-dk)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0}
ul{margin:0;padding:0}
:focus-visible{outline:2px solid var(--yellow);outline-offset:2px}

/* ===== 容器 ===== */
.container{width:100%;max-width:1240px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
@media (min-width:1200px){.container{max-width:1140px}}
@media (min-width:1400px){.container{max-width:1320px}}
@media (max-width:991.98px){.container{padding-left:20px;padding-right:20px}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px;max-width:100%}}

/* ===== 顶部导航卡 ===== */
.site-header{position:sticky;top:0;z-index:1030;padding:16px 0 0;transition:padding .25s ease}
.site-header.is-shrink{padding-top:8px}
.nav-card{
  display:flex;align-items:center;gap:16px;
  background:var(--linen-soft);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--sd);
  padding:10px 14px;
  transition:padding .25s ease,box-shadow .25s ease;
}
.site-header.is-shrink .nav-card{padding:6px 14px;box-shadow:0 6px 16px rgba(23,18,15,.10)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;letter-spacing:.01em;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--green);display:grid;place-items:center;color:#F6F0E4;flex:0 0 auto}
.brand-mark svg{width:20px;height:20px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:8px;flex:1 1 auto;margin:0;padding:0;list-style:none}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  height:42px;padding:0 14px;border-radius:10px;
  background:#fff;border:1px solid var(--line);
  color:var(--muted);font-size:14px;white-space:nowrap;
  transition:color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-item svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.nav-item:hover{color:var(--green);border-color:var(--green);transform:translateY(-2px);box-shadow:var(--sd)}
.nav-item.is-active{background:var(--green);border-color:var(--green);color:#fff}
.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-cta .btn-brand svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round}
.nav-drawer{display:none;background:var(--linen-soft);border:1px solid var(--line);border-radius:18px;box-shadow:var(--sd);margin-top:12px;padding:14px}
.nav-drawer.is-open{display:block}
.drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.drawer-item{display:flex;align-items:center;gap:8px;height:48px;padding:0 14px;border-radius:10px;background:#fff;border:1px solid var(--line);color:var(--ink);font-size:14px}
.drawer-item svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.drawer-item.is-active{background:var(--green);border-color:var(--green);color:#fff}

/* ===== 按钮 ===== */
.btn-brand,.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-brand{background:var(--green);border-color:var(--green);color:#fff;box-shadow:0 4px 0 rgba(23,18,15,.12)}
.btn-brand:hover{background:var(--green-dk);border-color:var(--green-dk);color:#fff;transform:translateY(-2px);box-shadow:var(--sd-hover)}
.btn-outline{background:transparent;border:2px solid var(--yellow);color:var(--ink)}
.btn-outline:hover{background:var(--yellow);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sd-hover)}
.btn-brand.btn-sm,.btn-outline.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-brand:active,.btn-outline:active{transform:translateY(0);box-shadow:none}

/* ===== 通用卡片与标签 ===== */
.card-soft{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.card-soft:hover{box-shadow:var(--sd-hover);transform:translateY(-3px)}
.sec-title{position:relative;padding-left:18px;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;color:var(--ink)}
.sec-title::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:6px;border-radius:3px;background:var(--green)}
.sec-sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:720px}
.sec-head{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;margin-bottom:26px}
.section{padding:64px 0}
@media (max-width:767.98px){.section{padding:44px 0}}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-sm);background:var(--linen-deep);border:1px solid var(--line);color:var(--muted);font-size:12px;letter-spacing:.02em;white-space:nowrap}
.tag-green{background:rgba(46,107,79,.10);border-color:rgba(46,107,79,.26);color:var(--green)}
.tag-yellow{background:rgba(226,160,42,.16);border-color:rgba(226,160,42,.42);color:#8A6216}
.tag-orange{background:rgba(201,80,58,.12);border-color:rgba(201,80,58,.36);color:var(--orange)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,'Courier New',monospace;letter-spacing:.01em}

/* 齿孔分隔线 */
.perf{height:12px;margin:0;background-image:radial-gradient(circle at 6px 6px,var(--line) 2.4px,transparent 3px);background-size:14px 12px;background-repeat:repeat-x;opacity:.75}

/* 图片框 */
.frame-16-10,.frame-4-3,.frame-1-1{position:relative;overflow:hidden;border-radius:14px;border:1px solid var(--line);background:var(--linen-deep)}
.frame-16-10{aspect-ratio:16/10}
.frame-4-3{aspect-ratio:4/3}
.frame-1-1{aspect-ratio:1/1}
.frame-16-10 img,.frame-4-3 img,.frame-1-1 img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card-soft:hover .frame-16-10 img,.card-soft:hover .frame-4-3 img{transform:scale(1.04)}

/* ===== 分类标题区 ===== */
.cat-hero{padding:30px 0 10px}
.hero-box{
  background:var(--linen-soft);border:1px solid var(--line);border-radius:var(--r-block);
  box-shadow:var(--sd);padding:26px 28px;
}
@media (max-width:575.98px){.hero-box{padding:20px 18px}}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--green)}
.crumbs .sep{color:var(--line)}
.cat-hero h1{font-size:clamp(26px,3.6vw,42px);font-weight:800;line-height:1.18;letter-spacing:-.01em;color:var(--ink);margin-bottom:14px}
.cat-lead{font-size:16px;line-height:1.85;color:var(--muted);max-width:660px;margin-bottom:20px}
.filter-row{display:flex;flex-wrap:wrap;gap:10px}
.pill{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--muted);font-size:14px;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.pill:hover{color:var(--green);border-color:var(--green);transform:translateY(-2px)}
.pill.is-on{background:var(--green);border-color:var(--green);color:#fff}
.progress-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd);padding:22px;height:100%;
}
.progress-card h2{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px}
.progress-card .pc-num{font-size:38px;font-weight:700;line-height:1.1;color:var(--green);margin-bottom:4px}
.progress-card .pc-note{font-size:13px;color:var(--muted);margin-bottom:14px}
.meter{height:10px;border-radius:999px;background:var(--linen-deep);overflow:hidden;border:1px solid var(--line);margin-bottom:18px}
.meter i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--green),#3C8462)}
.pc-list{list-style:none;display:grid;gap:8px;margin-bottom:18px}
.pc-list li{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--muted)}
.pc-list li svg{width:15px;height:15px;margin-top:4px;flex:0 0 auto;stroke:var(--yellow);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ===== 列表卡片 ===== */
.list-card{display:flex;flex-direction:column;gap:14px}
.list-card h3{font-size:17px;font-weight:600;line-height:1.5;color:var(--ink)}
.list-card p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}
.list-card .meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.list-more{display:flex;justify-content:center;margin-top:34px}
.list-more .btn-brand svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ===== 编辑推荐 ===== */
.pick-main{display:flex;flex-direction:column;gap:16px}
.pick-main h3{font-size:20px;font-weight:700;color:var(--ink);line-height:1.45}
.pick-main p{font-size:14px;line-height:1.85;color:var(--muted);margin:0}
.pick-side{display:flex;flex-direction:column;gap:20px;height:100%}
.pick-mini{display:flex;gap:14px;align-items:center}
.pick-mini .frame-1-1{flex:0 0 84px;width:84px}
.pick-mini h4{font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;margin-bottom:6px}
.pick-mini span{font-size:13px;color:var(--muted)}

/* ===== 速览表 ===== */
.table-wrap{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd);background:#fff}
.info-table{width:100%;border-collapse:collapse;font-size:14px;margin:0}
.info-table thead th{background:rgba(46,107,79,.10);color:var(--ink);font-weight:600;padding:15px 16px;text-align:left;white-space:nowrap;border:0}
.info-table tbody td{padding:14px 16px;border-top:1px dashed var(--line);color:var(--text);vertical-align:middle}
.info-table tbody tr:nth-child(even) td{background:var(--linen-deep)}
@media (max-width:767.98px){
  .table-wrap{border:0;box-shadow:none;background:transparent;border-radius:0}
  .info-table thead{display:none}
  .info-table,.info-table tbody,.info-table tr,.info-table td{display:block;width:100%}
  .info-table tr{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sd);margin-bottom:12px;padding:12px 14px}
  .info-table tbody tr:nth-child(even) td{background:transparent}
  .info-table tbody td{border:0;padding:6px 0;display:flex;justify-content:space-between;gap:14px;font-size:14px}
  .info-table tbody td::before{content:attr(data-label);color:var(--muted);font-size:13px;flex:0 0 auto}
}

/* ===== 数据块 ===== */
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sd);padding:20px 22px;height:100%}
.stat .num{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,'Courier New',monospace;font-size:clamp(28px,3vw,40px);font-weight:700;color:var(--ink);line-height:1.1;letter-spacing:-.01em}
.stat .num em{font-style:normal;font-size:14px;color:var(--muted);margin-left:4px;font-family:inherit}
.stat .cap{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7}

/* ===== 手风琴 FAQ ===== */
.faq-wrap{display:grid;gap:14px}
.accordion-item{
  background:#fff;border:1px solid var(--line)!important;border-radius:var(--r-card)!important;
  box-shadow:var(--sd);overflow:hidden;
}
.accordion-button{
  position:relative;background:#fff;color:var(--ink);font-size:17px;font-weight:600;
  padding:18px 54px 18px 20px;box-shadow:none!important;border:0;line-height:1.6;
}
.accordion-button:not(.collapsed){background:rgba(46,107,79,.05);color:var(--green)}
.accordion-button:not(.collapsed)::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--green)}
.accordion-button::after{
  background-image:none!important;content:"";width:11px;height:11px;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:rotate(45deg);position:absolute;right:24px;top:50%;margin-top:-7px;
  transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.accordion-body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ===== 资讯卡 ===== */
.news-card{display:flex;flex-direction:column;gap:14px}
.news-card .date{font-size:12px;color:var(--muted);letter-spacing:.02em}
.news-card h3{font-size:16px;font-weight:600;color:var(--ink);line-height:1.55}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--green);text-decoration:underline;text-decoration-color:var(--yellow);text-underline-offset:4px}

/* ===== 避坑清单 ===== */
.tip-list{list-style:none;display:grid;gap:14px}
.tip-list li{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sd);padding:16px 20px;transition:transform .2s ease,box-shadow .2s ease}
.tip-list li:hover{transform:translateY(-3px);box-shadow:var(--sd-hover)}
.tip-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:10px;background:var(--yellow);color:#2B2622;
  display:grid;place-items:center;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-weight:700;font-size:15px;
}
.tip-list strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px;font-weight:600}
.tip-list p{margin:0;font-size:14px;color:var(--muted);line-height:1.8}

/* ===== 深色信任条 ===== */
.trust-strip{
  background:var(--ink);border:1px solid var(--ink-soft);border-radius:var(--r-block);
  padding:26px 28px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
  box-shadow:var(--sd);
}
.trust-items{display:flex;flex-wrap:wrap;gap:22px}
.trust-item{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(246,240,228,.9)}
.trust-item svg{width:20px;height:20px;stroke:var(--yellow);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.trust-strip .btn-outline{border-color:var(--yellow);color:#F6F0E4}
.trust-strip .btn-outline:hover{background:var(--yellow);color:var(--ink)}
@media (max-width:767.98px){
  .trust-strip{padding:22px 18px;flex-direction:column;align-items:stretch}
  .trust-items{flex-direction:column;gap:14px}
}

/* ===== 页脚 ===== */
.site-footer{padding:56px 0 34px;margin-top:36px}
.footer-card{background:var(--linen-soft);border:1px solid var(--line);border-radius:var(--r-block);box-shadow:var(--sd);padding:32px 28px}
@media (max-width:575.98px){.footer-card{padding:24px 18px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--ink);margin-bottom:12px}
.footer-brand:hover{color:var(--ink)}
.footer-brand .brand-mark{width:32px;height:32px}
.site-footer h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:12px;letter-spacing:.02em}
.site-footer ul{list-style:none;display:grid;gap:8px}
.site-footer ul a{color:var(--muted);font-size:14px}
.site-footer ul a:hover{color:var(--green)}
.site-footer p{font-size:14px;color:var(--muted);line-height:1.85;margin:0}
.footer-info{font-size:13.5px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:26px;padding-top:18px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}

/* ===== 响应式 ===== */
@media (max-width:991.98px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-card{justify-content:space-between}
  .cat-hero{padding:22px 0 6px}
}
@media (max-width:767.98px){
  .nav-cta .btn-brand{width:44px;height:44px;padding:0;font-size:0;gap:0}
  .nav-cta .btn-brand svg{width:18px;height:18px}
  .pick-side{flex-direction:row;flex-wrap:wrap}
  .pick-mini{flex:1 1 260px}
  .sec-head{margin-bottom:20px}
}
@media (max-width:575.98px){
  body{font-size:15.5px}
  .card-soft{padding:18px}
  .btn-brand,.btn-outline{min-height:46px}
  .list-card h3{font-size:16px}
  .hero-box{padding:20px 16px}
  .stat .num{font-size:30px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}