/* roulang page: index */
:root{
  --ink:#14181A;
  --ink-2:#4C5754;
  --bg:#F6F4EE;
  --surface:#FFFFFF;
  --brand:#0B3D33;
  --brand-2:#15604F;
  --accent:#C8F04A;
  --accent-hover:#D6F86A;
  --warn:#FF6A3D;
  --line:#E2DED2;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --shadow-sm:0 1px 2px rgba(20,24,26,.04), 0 12px 28px rgba(20,24,26,.06);
  --shadow-lg:0 16px 34px rgba(20,24,26,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;color:var(--ink)}
::selection{background:var(--accent);color:var(--brand)}

.container,
.container-lg,
.container-xl,
.container-fluid{
  max-width:1200px !important;
  padding-left:24px !important;
  padding-right:24px !important;
  margin:0 auto;
}

/* ============ 基础排版 ============ */
.h1{font-size:clamp(30px,4vw,46px);line-height:1.18;font-weight:800;letter-spacing:-.5px}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-title{position:relative;padding-left:18px;font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.3px}
.section-title::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:20px;background:var(--accent);border-radius:2px}
.section-intro{font-size:15px;line-height:1.8;color:var(--ink-2);max-width:640px;margin:12px 0 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);background:rgba(200,240,74,.28);border-radius:999px;padding:6px 14px;line-height:1.4}
.lead{font-size:17px;line-height:1.85;color:var(--ink-2)}

/* ============ 按钮 ============ */
.btn-main,.btn-outline,.btn-dark-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  border:none;cursor:pointer;text-align:center;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-main{background:var(--accent);color:var(--brand);box-shadow:0 6px 18px rgba(200,240,74,.28)}
.btn-main:hover{background:var(--accent-hover);color:var(--brand);transform:translateY(-2px)}
.btn-main:active{transform:translateY(0)}
.btn-main:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(11,61,51,.28),0 6px 18px rgba(200,240,74,.28)}
.btn-outline{background:transparent;border:1.5px solid var(--brand);color:var(--brand)}
.btn-outline:hover{background:rgba(11,61,51,.06);color:var(--brand);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-outline:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(11,61,51,.2)}
.btn-dark-ghost{background:transparent;border:1.5px solid rgba(246,244,238,.4);color:#F6F4EE}
.btn-dark-ghost:hover{background:rgba(246,244,238,.1);color:#F6F4EE;transform:translateY(-2px)}
.btn-dark-ghost:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(246,244,238,.28)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand);white-space:nowrap}
.link-arrow .arw{transition:transform .2s ease;display:inline-block}
.link-arrow:hover .arw{transform:translateX(3px)}
.link-arrow:hover{color:var(--brand-2)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,24,26,.06)}
.nav-wrap{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:24px;height:24px;border-radius:7px;background:var(--brand);position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;right:-3px;bottom:-3px;width:11px;height:11px;
  background:var(--accent);border-radius:3px;border:2px solid var(--surface);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.2px;color:var(--ink)}
.brand-sub{font-size:12px;font-weight:500;color:var(--ink-2);letter-spacing:.4px;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:28px;margin:0;padding:0;list-style:none}
.nav-links a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:600;color:var(--ink);line-height:1.4;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{position:relative;width:180px}
.nav-search input{
  width:100%;height:40px;border:none;outline:none;
  background:#EFEDE6;border-radius:999px;
  padding:0 16px 0 38px;font-size:14px;color:var(--ink);
  transition:background .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:#8A9490}
.nav-search input:focus{background:#fff;box-shadow:0 0 0 2px var(--accent),0 0 0 5px rgba(200,240,74,.28)}
.nav-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--ink-2);pointer-events:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-toggle:focus-visible{outline:3px solid rgba(11,61,51,.28);outline-offset:2px}
.mobile-drawer{
  display:none;position:fixed;left:0;right:0;top:60px;bottom:0;
  background:var(--surface);z-index:1029;padding:24px;
  overflow-y:auto;transform:translateX(100%);transition:transform .26s ease;
}
.mobile-drawer.is-open{transform:translateX(0)}
.mobile-drawer nav{display:flex;flex-direction:column;gap:2px;margin-bottom:24px}
.mobile-drawer nav a{
  display:block;padding:14px 4px;font-size:17px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer nav a.active{color:var(--brand)}
.drawer-actions{display:flex;flex-direction:column;gap:12px}
.drawer-actions .btn-main,.drawer-actions .btn-outline{width:100%}

/* ============ Hero ============ */
.hero{padding:64px 0 80px;position:relative}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#F6F4EE;border-radius:999px;
  padding:6px 16px;font-size:12px;font-weight:600;letter-spacing:.4px;margin-bottom:20px;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0}
.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.18;font-weight:800;letter-spacing:-.5px;margin-bottom:18px}
.hero h1 .hl{color:var(--brand);border-bottom:6px solid rgba(200,240,74,.55);padding-bottom:2px}
.hero-sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.hero-note{font-size:13px;line-height:1.7;color:var(--ink-2);max-width:480px}
.hero-visual{position:relative;padding-right:16px}
.hero-visual::before{
  content:"";position:absolute;inset:16px -16px -16px 16px;
  border:12px solid var(--accent);border-radius:24px;z-index:0;
}
.hero-visual img{
  position:relative;z-index:1;width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:20px;background:var(--brand);
}
.hero-stat{
  position:absolute;z-index:2;right:-4px;bottom:-22px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:14px 20px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:2px;
}
.hero-stat .num{font-size:28px;font-weight:800;line-height:1.1;color:var(--brand);font-variant-numeric:tabular-nums}
.hero-stat .lbl{font-size:12px;color:var(--ink-2);line-height:1.5}

/* ============ 痛点 ============ */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.pain-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  overflow:hidden;
}
.pain-card::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:3px;border-radius:0 3px 3px 0;
  background:var(--accent);opacity:0;transition:opacity .22s ease;
}
.pain-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:transparent}
.pain-card:hover::before{opacity:1}
.pain-num{font-size:13px;font-weight:800;letter-spacing:1px;color:var(--warn);margin-bottom:10px;font-variant-numeric:tabular-nums}
.pain-card h3{font-size:17px;line-height:1.5;font-weight:700;margin-bottom:8px}
.pain-card p{font-size:14px;line-height:1.75;color:var(--ink-2);margin:0}

/* ============ 方案区 ============ */
.plan-main{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.plan-main:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.plan-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.plan-main .body{padding:28px;display:flex;flex-direction:column;gap:14px;flex:1}
.plan-main h3{font-size:20px;line-height:1.45;font-weight:700}
.plan-main p{font-size:15px;line-height:1.8;color:var(--ink-2);margin:0}
.plan-side{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;display:flex;flex-direction:column;gap:10px;height:100%;
  transition:transform .22s ease,box-shadow .22s ease;
}
.plan-side:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.plan-side .idx{font-size:13px;font-weight:800;color:var(--brand);letter-spacing:1px;font-variant-numeric:tabular-nums}
.plan-side h3{font-size:17px;line-height:1.5;font-weight:700}
.plan-side p{font-size:14px;line-height:1.75;color:var(--ink-2);margin:0}
.steps-wrap{margin-top:44px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:36px 32px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:11px;border-top:1px dashed var(--line)}
.step{position:relative;padding-top:44px}
.step .dot{
  position:absolute;top:0;left:0;width:24px;height:24px;border-radius:50%;
  background:var(--surface);border:2px solid var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;color:var(--brand);
}
.step h4{font-size:16px;font-weight:700;line-height:1.5;margin-bottom:6px}
.step p{font-size:14px;line-height:1.7;color:var(--ink-2);margin:0}

/* ============ 数据区 ============ */
.stats-band{
  position:relative;background:var(--brand);color:#F6F4EE;
  padding:88px 0;overflow:hidden;
}
.stats-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
}
.stats-band .container{position:relative;z-index:1}
.stats-band .section-title{color:#F6F4EE}
.stats-band .section-title::before{background:var(--accent)}
.stats-band .section-intro{color:rgba(246,244,238,.72)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:44px}
.stat-cell{padding:0 28px;border-left:1px solid rgba(246,244,238,.16)}
.stat-cell:first-child{border-left:none;padding-left:0}
.stat-num{font-size:clamp(36px,4vw,54px);line-height:1.05;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;margin-bottom:10px}
.stat-label{font-size:14px;line-height:1.6;color:#F6F4EE;font-weight:600;margin-bottom:8px}
.stat-note{font-size:12px;line-height:1.6;color:rgba(246,244,238,.72);margin:0}
.stats-foot{margin-top:36px;font-size:12px;color:rgba(246,244,238,.6);line-height:1.7}

/* ============ 资讯卡片 ============ */
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;color:inherit;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);color:inherit;border-color:transparent}
.post-thumb{
  aspect-ratio:4/3;background:var(--brand);overflow:hidden;
  display:flex;align-items:center;justify-content:center;position:relative;
}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-thumb .fallback{font-size:15px;font-weight:700;color:#F6F4EE;padding:0 20px;text-align:center}
.post-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.chip{
  display:inline-flex;align-items:center;align-self:flex-start;
  background:var(--bg);color:var(--brand);border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.4;padding:4px 12px;
}
.post-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--ink);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-excerpt{
  font-size:14px;line-height:1.7;color:var(--ink-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;
}
.post-meta .arw{color:var(--brand);font-weight:700;transition:transform .2s ease}
.post-card:hover .post-meta .arw{transform:translateX(3px)}
.empty-card{
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;max-width:520px;margin:0 auto;
}
.empty-card .ill{
  width:64px;height:64px;border-radius:16px;background:rgba(200,240,74,.35);
  margin:0 auto 18px;display:flex;align-items:center;justify-content:center;
  font-size:26px;font-weight:800;color:var(--brand);
}
.empty-card p{font-size:15px;color:var(--ink-2);margin-bottom:20px}

/* ============ 对比表 ============ */
.compare-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.compare-table{width:100%;border-collapse:collapse;font-size:15px}
.compare-table th,.compare-table td{
  padding:18px 24px;text-align:left;vertical-align:top;
  border-bottom:1px solid var(--line);line-height:1.75;
}
.compare-table thead th{background:var(--bg);font-size:14px;font-weight:700;color:var(--brand)}
.compare-table tbody th{font-weight:600;color:var(--ink);width:26%;font-size:15px}
.compare-table tbody td{color:var(--ink-2);font-size:14px}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table td.good{color:var(--ink);font-weight:500}

/* ============ CTA 条 ============ */
.cta-band{background:var(--brand);color:#F6F4EE;position:relative;overflow:hidden;padding:56px 0}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;color:#F6F4EE;margin-bottom:8px}
.cta-inner p{font-size:15px;line-height:1.8;color:rgba(246,244,238,.72);margin:0;max-width:620px}

/* ============ FAQ ============ */
.faq-accordion .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--line);border-radius:0}
.faq-accordion .accordion-item:first-of-type{border-top:1px solid var(--line)}
.faq-accordion .accordion-header{margin:0}
.faq-accordion .accordion-button{
  position:relative;background:transparent;box-shadow:none;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--ink);
  padding:22px 52px 22px 0;border-radius:0;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:transparent;outline:none}
.faq-accordion .accordion-button:focus-visible{outline:2px solid rgba(11,61,51,.4);outline-offset:-4px}
.faq-accordion .accordion-button::after{
  content:"+";background-image:none;
  position:absolute;right:0;top:50%;margin-top:-13px;
  width:26px;height:26px;font-size:24px;font-weight:400;line-height:1;
  color:var(--ink-2);display:flex;align-items:center;justify-content:center;
  transform:rotate(0deg);transition:transform .22s ease,color .22s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand)}
.faq-accordion .accordion-body{padding:0 52px 22px 0;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ============ 表单弹层 ============ */
.modal.fade .modal-dialog{transform:translateY(8px);transition:transform .16s ease-out}
.modal.show .modal-dialog{transform:translateY(0)}
#formModal .modal-content{border:none;border-radius:20px;box-shadow:0 24px 60px rgba(20,24,26,.22);overflow:hidden}
#formModal .modal-header{border-bottom:1px solid var(--line);padding:22px 26px}
#formModal .modal-title{font-size:20px;font-weight:700;line-height:1.4}
#formModal .btn-close{opacity:.5;box-shadow:none}
#formModal .btn-close:hover{opacity:.9}
#formModal .btn-close:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
#formModal .modal-body{padding:24px 26px 6px}
#formModal .modal-footer{border-top:none;padding:0 26px 24px}
.form-label{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px}
.form-label .req{color:var(--warn);margin-left:2px}
.form-control,.form-select{
  height:44px;border-radius:var(--r-input);border:1px solid var(--line);
  font-size:15px;color:var(--ink);background:#fff;padding:0 14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{height:auto;min-height:92px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-control:focus,.form-select:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,61,51,.1);outline:none;
}
.form-control::placeholder{color:#9AA3A0}
.privacy-note{font-size:12px;line-height:1.7;color:var(--ink-2);margin:12px 0 0;text-align:center}
.privacy-note a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand);color:#F6F4EE;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-name{color:#F6F4EE}
.footer-brand .brand-sub{color:rgba(246,244,238,.72)}
.footer-brand .brand-mark{border:0}
.footer-brand .brand-mark::after{border-color:var(--brand)}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(246,244,238,.72);margin:0;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:#F6F4EE;margin-bottom:16px;letter-spacing:.3px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(246,244,238,.72);line-height:1.6;display:inline-block;transition:color .2s ease,transform .2s ease}
.footer-col a:hover{color:var(--accent);transform:translateX(2px)}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(246,244,238,.72);margin:0 0 10px}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(246,244,238,.16);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:10px 22px;
  align-items:center;justify-content:space-between;
  font-size:13px;line-height:1.7;color:rgba(246,244,238,.6);
}
.footer-bottom a{color:rgba(246,244,238,.6)}
.footer-bottom a:hover{color:var(--accent)}
.footer-disclaimer{font-size:12px;line-height:1.7;color:rgba(246,244,238,.5);margin:0;padding-bottom:26px}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-links{gap:20px}
  .nav-search{width:150px}
  .hero-grid{gap:40px}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .stats-band{padding:64px 0}
  .nav-wrap{height:60px;gap:16px}
  .nav-links,.nav-search{display:none}
  .nav-toggle{display:flex}
  .mobile-drawer{display:block}
  .nav-actions .btn-outline{display:none}
  .hero{padding:44px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:56px}
  .hero-sub{max-width:none}
  .hero-visual{padding-right:0;margin-bottom:8px}
  .hero-visual::before{inset:14px -14px -14px 14px;border-width:10px}
  .hero-stat{right:8px;bottom:-18px}
  .pain-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .steps{grid-template-columns:repeat(2,1fr);row-gap:32px}
  .steps::before{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr);row-gap:36px}
  .stat-cell{padding:0 24px}
  .stat-cell:nth-child(3){border-left:none;padding-left:0}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .stats-band{padding:52px 0}
  .section-head{margin-bottom:28px;align-items:flex-start}
  .pain-grid{grid-template-columns:1fr}
  .pain-card{padding:22px}
  .plan-main .body{padding:22px}
  .plan-side{padding:22px}
  .steps-wrap{padding:26px 22px}
  .steps{grid-template-columns:1fr;row-gap:26px}
  .compare-table th,.compare-table td{padding:14px 16px;font-size:14px}
  .compare-table thead th{font-size:13px}
  .compare-table tbody th{width:34%;font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .faq-accordion .accordion-button{font-size:16px;padding:18px 44px 18px 0}
  .faq-accordion .accordion-body{padding:0 0 18px 0;font-size:14px}
  #formModal .modal-body{padding:20px 20px 4px}
  #formModal .modal-header{padding:18px 20px}
  #formModal .modal-footer{padding:0 20px 20px}
}
@media (max-width:575px){
  .container,.container-lg,.container-xl,.container-fluid{padding-left:18px !important;padding-right:18px !important}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn-main,.hero-cta .btn-outline{width:100%}
  .hero-stat{padding:12px 16px;right:4px;bottom:-16px}
  .hero-stat .num{font-size:24px}
  .stat-grid{grid-template-columns:repeat(2,1fr);row-gap:28px}
  .stat-cell{padding:0 14px}
  .stat-cell:nth-child(odd){border-left:none;padding-left:0}
  .cta-band{padding:44px 0}
  .cta-inner .btn-main{width:100%}
  .brand-name{font-size:16px}
  .brand-sub{font-size:11px}
}

/* roulang page: category1 */
:root{
  --ink:#14181A;
  --ink-2:#4C5754;
  --bg:#F6F4EE;
  --surface:#FFFFFF;
  --brand:#0B3D33;
  --brand-2:#15604F;
  --accent:#C8F04A;
  --warn:#FF6A3D;
  --line:#E2DED2;
  --soft:#EFEDE6;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --shadow-sm:0 1px 2px rgba(20,24,26,.04),0 12px 28px rgba(20,24,26,.06);
  --shadow-lg:0 16px 34px rgba(20,24,26,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--brand-2);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;color:var(--ink);}
h1{font-size:clamp(30px,4vw,46px);line-height:1.18;font-weight:800;letter-spacing:-.5px;}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;}
h3{font-size:20px;line-height:1.45;font-weight:700;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(11,61,51,.28);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-title{position:relative;padding-left:16px;}
.sec-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--accent);
}
.sec-lead{margin-top:14px;color:var(--ink-2);font-size:16px;max-width:680px;}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);background:rgba(11,61,51,.07);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}

/* ---------- 按钮 ---------- */
.bt{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:0;
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;
  transition:background .18s ease,transform .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.bt-lime{background:var(--accent);color:var(--brand);}
.bt-lime:hover{background:#D6F86A;color:var(--brand);transform:translateY(-2px);}
.bt-lime:active{transform:translateY(0);}
.bt-line{background:transparent;color:var(--brand);border:1.5px solid var(--brand);}
.bt-line:hover{background:rgba(11,61,51,.06);color:var(--brand);}
.bt-sm{height:40px;padding:0 20px;font-size:14px;}
.bt-dark-line{background:transparent;color:#F6F4EE;border:1.5px solid rgba(246,244,238,.4);}
.bt-dark-line:hover{background:rgba(246,244,238,.1);color:#fff;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand);
}
.text-link .arw{transition:transform .18s ease;font-size:13px;}
.text-link:hover{color:var(--brand-2);}
.text-link:hover .arw{transform:translateX(3px);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--surface);
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,24,26,.06);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:24px;height:24px;border-radius:7px;background:var(--brand);position:relative;flex-shrink:0;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;right:-2px;bottom:-2px;width:13px;height:13px;background:var(--accent);
  border-radius:3px;transform:rotate(12deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.02em;color:var(--brand);}
.brand-sub{font-size:12px;font-weight:400;color:var(--ink-2);margin-top:2px;}
.site-nav{margin-left:8px;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{
  display:inline-block;position:relative;padding:6px 0;
  font-size:15px;font-weight:600;color:var(--ink);line-height:1.4;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:transparent;transition:background .18s ease;
}
.nav-links a:hover{color:var(--brand);}
.nav-links a:hover::after{background:rgba(200,240,74,.8);}
.nav-links a.active{color:var(--brand);}
.nav-links a.active::after{background:var(--accent);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.header-search{position:relative;width:180px;flex-shrink:0;}
.header-search input{
  width:100%;height:38px;border:0;border-radius:999px;background:var(--soft);
  padding:0 14px 0 36px;font-size:14px;color:var(--ink);transition:box-shadow .18s ease,background .18s ease;
}
.header-search input::placeholder{color:#8A938F;}
.header-search input:focus{
  outline:none;background:#fff;box-shadow:0 0 0 2px var(--accent),0 0 0 5px rgba(200,240,74,.28);
}
.header-search .s-icon{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);width:15px;height:15px;
  stroke:var(--ink-2);fill:none;stroke-width:2;pointer-events:none;
}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);transition:transform .2s ease,opacity .2s ease;}
.drawer-actions{display:none;}

/* ---------- 分类头 ---------- */
.page-head{
  background:linear-gradient(180deg,#FBFAF5 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);padding:32px 0 60px;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:22px;}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#B9B4A6;}
.crumb .now{color:var(--ink);font-weight:600;}
.head-grid{display:grid;grid-template-columns:1.32fr .9fr;gap:52px;align-items:center;}
.head-badge{
  display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#F6F4EE;
  font-size:12px;font-weight:700;border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.head-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}
.page-head h1{margin-bottom:18px;}
.page-head h1 .kw{color:var(--brand);}
.head-lead{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:560px;margin-bottom:26px;}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;}
.head-visual{
  position:relative;border-radius:20px;overflow:hidden;background:var(--brand);
  min-height:250px;display:flex;align-items:flex-end;padding:26px;isolation:isolate;
}
.head-visual::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
}
.head-visual img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;z-index:-2;
}
.head-visual .hv-label{
  position:relative;background:rgba(246,244,238,.96);border-radius:14px;padding:16px 20px;max-width:100%;
  border-left:4px solid var(--accent);
}
.head-visual .hv-label strong{display:block;font-size:15px;font-weight:700;color:var(--brand);margin-bottom:2px;}
.head-visual .hv-label span{font-size:13px;color:var(--ink-2);}

/* ---------- 芯片行 ---------- */
.chip-row{
  display:flex;gap:10px;overflow-x:auto;padding:22px 0 6px;scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:38px;padding:0 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:14px;font-weight:600;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.chip:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px);}
.chip.is-current{background:var(--brand);border-color:var(--brand);color:#F6F4EE;}
.chip.is-current:hover{color:#F6F4EE;}

/* ---------- 时间轴 ---------- */
.timeline-wrap{display:grid;grid-template-columns:1fr;gap:0;}
.timeline{position:relative;padding-top:6px;}
.timeline::before{
  content:"";position:absolute;left:17px;top:12px;bottom:14px;width:3px;border-radius:2px;background:var(--line);
}
.tl-item{position:relative;padding:0 0 44px 62px;}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  position:absolute;left:0;top:0;width:37px;height:37px;border-radius:50%;
  background:#fff;border:2px solid var(--accent);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 4px var(--bg);
}
.tl-item h2{font-size:21px;line-height:1.45;margin-bottom:10px;}
.tl-item p{color:var(--ink-2);font-size:15px;line-height:1.85;max-width:720px;margin-bottom:12px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--bg);color:var(--brand);font-size:12px;font-weight:600;border:1px solid var(--line);
}
.tag-warn{background:rgba(255,106,61,.1);color:#C2431C;border-color:rgba(255,106,61,.28);}

/* ---------- 兼容性非对称栅格 ---------- */
.compat-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:24px;align-items:stretch;}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease;
}
.panel:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);}
.panel-img{border-radius:var(--r-img);overflow:hidden;margin-bottom:20px;}
.panel-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;}
.check-list{margin-top:6px;}
.check-list li{
  position:relative;padding-left:26px;font-size:15px;color:var(--ink-2);line-height:1.8;margin-bottom:10px;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:3px;background:var(--brand);
}
.stack-col{display:flex;flex-direction:column;gap:24px;}
.mini-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;
  transition:box-shadow .2s ease,transform .2s ease;flex:1;
}
.mini-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);}
.mini-card .idx{
  display:inline-block;font-size:12px;font-weight:800;color:var(--warn);letter-spacing:.06em;margin-bottom:8px;
}
.mini-card h3{font-size:18px;margin-bottom:8px;}
.mini-card p{font-size:14px;color:var(--ink-2);margin:0;}

/* ---------- 深色 CTA 条 ---------- */
.cta-band{
  position:relative;background:var(--brand);border-radius:24px;overflow:hidden;
  padding:44px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
  pointer-events:none;
}
.cta-band > *{position:relative;}
.cta-band h2{color:#F6F4EE;font-size:clamp(22px,2.4vw,30px);margin-bottom:8px;}
.cta-band p{color:rgba(246,244,238,.72);font-size:14px;margin:0;max-width:620px;}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-accordion .accordion-button{
  background:transparent;box-shadow:none;color:var(--ink);
  font-size:17px;font-weight:600;line-height:1.6;padding:22px 44px 22px 0;border-radius:0;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none;}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:none;}
.faq-accordion .accordion-button:focus-visible{outline:3px solid rgba(11,61,51,.28);outline-offset:2px;}
.faq-accordion .accordion-button::after{
  content:"+";background-image:none;width:24px;height:24px;font-size:22px;font-weight:400;line-height:1;
  color:var(--brand-2);display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease,color .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand);}
.faq-accordion .accordion-body{padding:0 44px 22px 0;color:var(--ink-2);font-size:15px;line-height:1.85;}

/* ---------- 表单弹层 ---------- */
.form-modal{
  border:0;border-radius:20px;box-shadow:0 24px 60px rgba(20,24,26,.24);
  max-width:520px;width:100%;margin:0 auto;padding:6px;
}
.form-modal .modal-header{border:0;padding:20px 22px 6px;}
.form-modal .modal-title{font-size:20px;font-weight:700;}
.form-modal .modal-body{padding:8px 22px 24px;}
.form-modal .btn-close{opacity:.5;transition:opacity .18s ease;}
.form-modal .btn-close:hover{opacity:1;}
.form-modal .btn-close:focus{box-shadow:0 0 0 3px rgba(11,61,51,.2);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.field .req{color:var(--warn);margin-left:2px;}
.field .form-control,.field .form-select{
  height:44px;border-radius:var(--r-input);border:1px solid var(--line);
  font-size:14px;color:var(--ink);background:#fff;padding:0 14px;box-shadow:none;
}
.field textarea.form-control{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field .form-control:focus,.field .form-select:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,61,51,.12);outline:none;
}
.field .form-control::placeholder{color:#9AA29E;}
.privacy-note{font-size:12px;color:var(--ink-2);line-height:1.7;margin:12px 0 0;}
.privacy-note a{color:var(--brand);text-decoration:underline;}
.form-feedback{font-size:13px;color:var(--brand);margin-top:10px;min-height:18px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand);color:#F6F4EE;padding:64px 0 28px;margin-top:8px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:40px;}
.site-footer .brand-mark{background:rgba(246,244,238,.14);}
.site-footer .brand-name{color:#F6F4EE;}
.site-footer .brand-sub{color:rgba(246,244,238,.72);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(246,244,238,.72);max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;color:#F6F4EE;margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(246,244,238,.72);}
.footer-col ul a:hover{color:var(--accent);}
.footer-col p{font-size:14px;color:rgba(246,244,238,.72);line-height:1.8;margin-bottom:8px;}
.footer-bottom{
  border-top:1px solid rgba(246,244,238,.16);padding-top:22px;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:13px;color:rgba(246,244,238,.72);
}
.footer-bottom a{color:rgba(246,244,238,.72);}
.footer-bottom a:hover{color:var(--accent);}
.footer-disclaimer{
  margin-top:14px;font-size:12px;line-height:1.8;color:rgba(246,244,238,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .head-grid{gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section-tight{padding:52px 0;}
  .header-inner{height:60px;gap:12px;}
  .header-search{display:none;}
  .nav-toggle{display:flex;}
  .site-nav{
    position:fixed;left:0;right:0;top:60px;bottom:0;background:#fff;z-index:1029;
    padding:20px 24px 32px;overflow-y:auto;transform:translateX(-100%);
    transition:transform .28s ease;border-top:1px solid var(--line);margin-left:0;
  }
  .site-nav.is-open{transform:translateX(0);}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;}
  .nav-links a{font-size:17px;padding:16px 0;border-bottom:1px solid var(--line);}
  .nav-links a::after{display:none;}
  .nav-links a.active{color:var(--brand);}
  .drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:24px;}
  .drawer-actions .bt{width:100%;}
  .header-actions > .bt-line,.header-actions > .bt-lime{display:none;}
  .head-grid{grid-template-columns:1fr;gap:28px;}
  .head-visual{min-height:200px;order:-1;}
  .compat-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 28px;border-radius:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-col:last-child{grid-column:auto;}
}
@media (max-width:767.98px){
  .section{padding:52px 0;}
  .container{padding:0 18px;}
  .page-head{padding:22px 0 40px;}
  .head-lead{font-size:16px;}
  .head-actions .bt{flex:1 1 100%;}
  .panel,.mini-card{padding:20px;}
  .tl-item{padding-left:52px;padding-bottom:36px;}
  .timeline::before{left:14px;}
  .tl-num{width:31px;height:31px;font-size:12px;box-shadow:0 0 0 3px var(--bg);}
  .tl-item h2{font-size:19px;}
  .faq-accordion .accordion-button{font-size:16px;padding:18px 38px 18px 0;}
  .faq-accordion .accordion-body{padding:0 20px 18px 0;font-size:14.5px;}
  .cta-band{padding:26px 20px;flex-direction:column;align-items:flex-start;}
  .cta-band .bt{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:575.98px){
  .brand-name{font-size:16px;}
  .brand-sub{font-size:11px;}
  .bt{width:100%;}
  .head-actions{width:100%;}
  .stats-grid{grid-template-columns:1fr 1fr;}
}

/* roulang page: article */
:root{
  --ink:#14181A;
  --ink-2:#4C5754;
  --bg:#F6F4EE;
  --surface:#FFFFFF;
  --brand:#0B3D33;
  --brand-2:#15604F;
  --accent:#C8F04A;
  --accent-hover:#D6F86A;
  --warn:#FF6A3D;
  --line:#E2DED2;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-soft:0 1px 2px rgba(20,24,26,.04),0 12px 28px rgba(20,24,26,.06);
  --shadow-hover:0 16px 34px rgba(20,24,26,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-2)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,24,26,.06)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{position:relative;width:24px;height:24px;border-radius:7px;background:var(--brand);display:inline-block;flex-shrink:0}
.brand-mark::after{content:"";position:absolute;right:-3px;bottom:-3px;width:10px;height:10px;background:var(--accent);border-radius:3px;border:2px solid var(--surface)}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.4px;color:var(--ink)}
.brand-sub{font-size:12px;color:var(--ink-2);letter-spacing:.5px;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links a{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink)}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand)}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.header-search{position:relative;display:flex;align-items:center}
.header-search svg{position:absolute;left:13px;width:16px;height:16px;stroke:var(--ink-2);pointer-events:none}
.header-search input{
  width:180px;height:38px;border:none;border-radius:999px;
  background:#EFEDE6;padding:0 16px 0 36px;font-size:14px;color:var(--ink);
  outline:none;transition:box-shadow .2s ease;
}
.header-search input::placeholder{color:#8A938F}
.header-search input:focus{box-shadow:0 0 0 2px var(--accent),0 0 0 5px rgba(200,240,74,.28)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:var(--surface);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;text-decoration:none;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(11,61,51,.28)}
.btn-accent{background:var(--accent);color:var(--brand);border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:var(--brand);transform:translateY(-2px)}
.btn-accent:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(11,61,51,.06);color:var(--brand)}
.btn-ghost:active{background:rgba(11,61,51,.10)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:1080;background:var(--surface);
  padding:20px 20px 32px;overflow-y:auto;
  transform:translateX(100%);visibility:hidden;
  transition:transform .28s ease,visibility .28s ease;
}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:var(--surface);font-size:20px;line-height:1;color:var(--ink);cursor:pointer}
.drawer-links{list-style:none;margin:0 0 28px;padding:0;display:flex;flex-direction:column}
.drawer-links li{border-bottom:1px solid var(--line)}
.drawer-links a{display:block;padding:16px 2px;font-size:17px;font-weight:600;color:var(--ink)}
.drawer-links a.active{color:var(--brand)}
.drawer-actions{display:flex;flex-direction:column;gap:12px}

/* ============ 面包屑 ============ */
.crumbs-wrap{padding:28px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2)}
.crumbs a{color:var(--ink-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:#B5BEB9}
.crumbs .current{max-width:60%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink-2)}

/* ============ 文章头部 ============ */
.article-head{padding:20px 0 28px;border-bottom:1px solid var(--line)}
.cat-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.3px;
}
.article-head h1{
  margin:14px 0 18px;
  font-size:clamp(26px,3.2vw,38px);line-height:1.3;font-weight:800;letter-spacing:-.5px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--ink-2)}
.article-meta .divider{width:1px;height:12px;background:var(--line)}

/* ============ 主体布局 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:48px;align-items:start;padding:40px 0 0;
}
.article-main{min-width:0;max-width:760px}
.article-side{min-width:0}
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}

/* 正文排版 */
.prose{font-size:17px;line-height:1.9;color:var(--ink);word-break:break-word}
.prose p{margin:0 0 1.1em}
.prose h2{
  position:relative;padding-left:16px;margin:40px 0 16px;
  font-size:clamp(22px,2.2vw,28px);line-height:1.4;font-weight:700;
}
.prose h2::before{content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;background:var(--accent);border-radius:2px}
.prose h3{margin:28px 0 12px;font-size:20px;line-height:1.45;font-weight:700}
.prose h4{margin:22px 0 10px;font-size:17px;line-height:1.5;font-weight:600}
.prose blockquote{
  margin:24px 0;padding:20px;background:var(--bg);
  border-left:4px solid var(--accent);border-radius:0 12px 12px 0;color:var(--ink-2);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose ul{list-style:none;margin:0 0 1.1em;padding-left:1.25em}
.prose ul li{position:relative;margin:.3em 0}
.prose ul li::before{content:"";position:absolute;left:-1.1em;top:.72em;width:6px;height:6px;background:var(--brand);border-radius:1px}
.prose ol{margin:0 0 1.1em;padding-left:1.4em}
.prose ol li{margin:.3em 0}
.prose ol li::marker{color:var(--brand);font-weight:700}
.prose img{border-radius:var(--radius-img);margin:20px 0 8px}
.prose figure{margin:20px 0}
.prose figcaption{font-size:13px;color:var(--ink-2);margin-top:8px;line-height:1.7}
.prose a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(11,61,51,.28)}
.prose a:hover{border-bottom-color:var(--brand-2)}
.prose table{width:100%;max-width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.prose th{background:var(--bg);font-weight:700}
.prose hr{border:none;border-top:1px solid var(--line);margin:32px 0}

/* 空状态 */
.empty-state{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:40px 28px;text-align:center;box-shadow:var(--shadow-soft);
}
.empty-state h2{font-size:22px;font-weight:700;margin:0 0 12px;padding:0}
.empty-state h2::before{display:none}
.empty-state p{font-size:15px;color:var(--ink-2);max-width:460px;margin:0 auto 22px;line-height:1.85}

.article-foot{margin:40px 0 0;padding-top:24px;border-top:1px solid var(--line)}

/* 侧栏 */
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px}
.side-card h3{font-size:17px;font-weight:700;margin:0 0 14px}
.side-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.side-links li a{display:flex;gap:10px;font-size:14.5px;line-height:1.6;color:var(--ink)}
.side-links li a span{flex-shrink:0;font-size:13px;font-weight:800;color:var(--brand);line-height:1.7}
.side-links li a:hover{color:var(--brand-2)}
.side-card-dark{background:var(--brand);border-color:rgba(246,244,238,.16);color:var(--bg)}
.side-card-dark h3{color:var(--bg)}
.side-card-dark p{font-size:14px;line-height:1.75;color:rgba(246,244,238,.72);margin:0 0 16px}
.side-card-dark .btn-ghost{color:var(--bg);border-color:rgba(246,244,238,.4)}
.side-card-dark .btn-ghost:hover{background:rgba(246,244,238,.10)}

/* ============ 相关推荐 ============ */
.related{padding:72px 0 0}
.section-title{display:flex;align-items:center;gap:12px;font-size:clamp(22px,2.2vw,28px);font-weight:700;margin:0 0 26px;line-height:1.35}
.section-title::before{content:"";flex-shrink:0;width:4px;height:22px;background:var(--accent);border-radius:2px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.related-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);
  transition:transform .2s ease,box-shadow .2s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);color:var(--ink)}
.related-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
.rc-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px}
.rc-badge{align-self:flex-start;height:24px;display:inline-flex;align-items:center;padding:0 10px;border-radius:999px;background:var(--bg);color:var(--brand);font-size:12px;font-weight:700}
.rc-title{
  font-size:16px;font-weight:700;line-height:1.55;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ============ 深色 CTA ============ */
.cta-band{position:relative;margin-top:80px;padding:56px 0;background:var(--brand);overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
}
.cta-band-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.35;color:var(--bg);margin:0 0 8px}
.cta-band p{font-size:15px;line-height:1.75;color:rgba(246,244,238,.72);margin:0;max-width:640px}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand);color:var(--bg);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand-name{color:var(--bg)}
.footer-brand .brand-sub{color:rgba(246,244,238,.72)}
.footer-brand .brand-mark{background:rgba(246,244,238,.14);border:1px solid rgba(246,244,238,.28)}
.footer-brand .brand-mark::after{border-color:var(--brand)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(246,244,238,.72);margin:16px 0 0;max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--bg);margin:0 0 16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(246,244,238,.72)}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:14px;line-height:1.75;color:rgba(246,244,238,.72);margin:0 0 8px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(246,244,238,.16);
  font-size:13px;color:rgba(246,244,238,.6);
}
.footer-bottom a{color:rgba(246,244,238,.6)}
.footer-bottom a:hover{color:var(--accent)}
.footer-disclaimer{font-size:12px;line-height:1.7;color:rgba(246,244,238,.5);margin:0;padding:0 0 28px}

/* ============ 弹层 ============ */
.modal-content{border:none;border-radius:20px;box-shadow:0 24px 60px rgba(20,24,26,.18);overflow:hidden}
.modal-header{border-bottom:1px solid var(--line);padding:20px 24px}
.modal-title{font-size:20px;font-weight:700;margin:0;line-height:1.4}
.modal-body{padding:22px 24px 24px}
.modal.fade .modal-dialog{transition:transform .16s ease-out,opacity .16s ease-out}
.modal.fade .modal-dialog{transform:translateY(8px)}
.modal.show .modal-dialog{transform:translateY(0)}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.form-field .req{color:var(--warn);margin-left:2px}
.form-control,.form-select{
  width:100%;height:44px;border:1px solid var(--line);border-radius:var(--radius-input);
  padding:0 14px;font-size:15px;color:var(--ink);background:var(--surface);
  font-family:inherit;transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-control:focus,.form-select:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,61,51,.12);outline:none;
}
.form-control::placeholder{color:#9AA3A0}
.privacy-note{font-size:12px;line-height:1.7;color:var(--ink-2);margin:12px 0 0}
.privacy-note a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(11,61,51,.3)}
.btn-close:focus{box-shadow:0 0 0 3px rgba(11,61,51,.2);outline:none}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .article-layout{gap:36px}
}
@media (max-width:991.98px){
  .nav-links,.header-search{display:none}
  .nav-toggle{display:flex}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;padding-top:32px}
  .article-main{max-width:none}
  .side-sticky{position:static}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .related{padding-top:56px}
  .cta-band{margin-top:56px;padding:48px 0}
}
@media (max-width:767.98px){
  .header-inner{height:60px;gap:14px}
  .brand-name{font-size:16px}
  .brand-sub{font-size:11px}
  .crumbs-wrap{padding-top:20px}
  .crumbs .current{max-width:100%;white-space:normal}
  .related{padding-top:52px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .site-footer{padding-top:52px}
  .prose{font-size:16.5px}
}
@media (max-width:575.98px){
  .container{padding:0 18px}
  .header-tools .btn-ghost{display:none}
  .cta-band-inner{flex-direction:column;align-items:stretch}
  .cta-band-inner .btn{width:100%}
  .article-head h1{font-size:26px}
  .btn{height:46px;padding:0 22px}
  .side-card{padding:20px}
  .empty-state{padding:32px 20px}
}

/* roulang page: category3 */
:root{
  --ink:#14181A;
  --ink-2:#4C5754;
  --bg:#F6F4EE;
  --surface:#FFFFFF;
  --brand:#0B3D33;
  --brand-2:#15604F;
  --accent:#C8F04A;
  --accent-hover:#D6F86A;
  --warn:#FF6A3D;
  --line:#E2DED2;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-sm:0 1px 2px rgba(20,24,26,.04),0 12px 28px rgba(20,24,26,.06);
  --shadow-lg:0 16px 34px rgba(20,24,26,.10);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-2)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:0}
h1{font-size:clamp(30px,4vw,46px);line-height:1.18;font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700}
h3{font-size:20px;line-height:1.45;font-weight:700}
h4{font-size:17px;line-height:1.5;font-weight:600}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(11,61,51,.28);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== 按钮 ===== */
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:0;
  background:var(--accent);color:var(--brand);font-weight:700;font-size:15px;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
  cursor:pointer;
}
.btn-accent:hover{background:var(--accent-hover);color:var(--brand);transform:translateY(-2px)}
.btn-accent:active{transform:translateY(0)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  border:1.5px solid var(--brand);background:transparent;color:var(--brand);
  font-weight:600;font-size:15px;transition:background .18s ease,color .18s ease,border-color .18s ease;
  cursor:pointer;
}
.btn-outline:hover{background:rgba(11,61,51,.06);color:var(--brand);border-color:var(--brand-2)}
.btn-outline-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  border:1.5px solid rgba(246,244,238,.4);background:transparent;color:#F6F4EE;
  font-weight:600;font-size:15px;transition:background .18s ease,border-color .18s ease;
  cursor:pointer;
}
.btn-outline-light:hover{background:rgba(246,244,238,.1);color:#F6F4EE;border-color:rgba(246,244,238,.7)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:14px;
}
.text-link .arrow{transition:transform .18s ease;display:inline-block}
.text-link:hover .arrow{transform:translateX(3px)}
.text-link:hover{color:var(--brand-2)}

/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,24,26,.06)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--brand)}
.brand:hover{color:var(--brand)}
.brand-mark{
  width:24px;height:24px;border-radius:7px;background:var(--brand);position:relative;display:block;flex:0 0 24px;
}
.brand-mark::after{
  content:"";position:absolute;right:-3px;bottom:-3px;width:11px;height:11px;
  background:var(--accent);border-radius:3px;
}
.brand-text{display:flex;align-items:baseline;gap:6px;line-height:1.1}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.2px;color:var(--brand)}
.brand-sub{font-size:12px;font-weight:600;color:var(--ink-2)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{
  position:relative;font-size:15px;font-weight:600;color:var(--ink);padding:6px 0;display:inline-block;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;border-radius:2px;
}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand)}
.nav-links a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;width:180px;height:40px;padding:0 14px;
  background:#EFEDE6;border-radius:999px;border:0;transition:box-shadow .18s ease,background .18s ease;
}
.search-box svg{flex:0 0 15px;color:var(--ink-2)}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;font-size:13.5px;color:var(--ink);
}
.search-box input::placeholder{color:#8A938F}
.search-box:focus-within{background:#fff;box-shadow:0 0 0 2px var(--accent),0 0 0 5px rgba(200,240,74,.28)}
.header-actions .btn-outline{height:40px;padding:0 20px;font-size:14px}
.header-actions .btn-accent{height:40px;padding:0 22px;font-size:14px}
.hamburger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:1050;background:#fff;display:flex;flex-direction:column;
  padding:20px 24px 28px;opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;color:var(--brand);cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;padding:18px 0;flex:1 1 auto;overflow:auto}
.drawer-nav a{
  font-size:17px;font-weight:600;color:var(--ink);padding:14px 0;border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;padding-top:16px}
.drawer-actions .btn-accent,.drawer-actions .btn-outline{width:100%}

/* ===== 分类头 ===== */
.cat-hero{
  background:var(--brand);
  background-image:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
  color:#F6F4EE;padding:56px 0 60px;position:relative;overflow:hidden;
}
.cat-hero .row{--bs-gutter-x:24px;align-items:center}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(246,244,238,.72);margin-bottom:18px}
.breadcrumb-line a{color:rgba(246,244,238,.72)}
.breadcrumb-line a:hover{color:var(--accent)}
.breadcrumb-line .sep{opacity:.5}
.cat-hero h1{color:#F6F4EE;margin-bottom:16px}
.cat-hero .lead-text{font-size:16px;color:rgba(246,244,238,.78);max-width:560px;margin-bottom:26px}
.cat-hero .btn-outline-light{background:transparent}
.hero-figure{position:relative;padding:12px}
.hero-figure .frame{
  position:absolute;inset:0;border:12px solid var(--accent);border-radius:22px;
  transform:translate(10px,10px);pointer-events:none;
}
.hero-card{
  position:relative;border:1px solid rgba(246,244,238,.16);border-radius:var(--radius-card);
  padding:22px;background:rgba(246,244,238,.04);
}
.hero-card .hc-label{font-size:12px;letter-spacing:.08em;color:rgba(246,244,238,.6);margin-bottom:14px}
.hero-card .hc-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(246,244,238,.16)}
.hero-card .hc-row:last-child{border-bottom:0;padding-bottom:0}
.hero-card .hc-num{font-size:26px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.05}
.hero-card .hc-desc{font-size:13px;color:rgba(246,244,238,.72);text-align:right}

/* ===== 分类芯片行 ===== */
.chip-bar{background:#fff;border-bottom:1px solid var(--line);padding:14px 0}
.chip-scroll{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none}
.chip-scroll::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:14px;font-weight:600;
  transition:border-color .18s ease,color .18s ease,background .18s ease;white-space:nowrap;
}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.active{background:var(--brand);border-color:var(--brand);color:#F6F4EE}

/* ===== 区块通用 ===== */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{margin-bottom:36px;max-width:760px}
.section-head h2{position:relative;padding-left:18px;margin-bottom:12px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:20px;background:var(--accent);border-radius:2px;
}
.section-head p{color:var(--ink-2);font-size:15px;margin:0}

/* ===== 主体栅格 ===== */
.qa-layout{--bs-gutter-x:32px}
.toc-wrap{position:sticky;top:96px}
.toc{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow-sm);
}
.toc-title{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--ink-2);margin-bottom:14px}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  position:relative;display:block;padding:10px 10px 10px 16px;border-radius:10px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);transition:color .18s ease,background .18s ease;
}
.toc-list a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:20px;background:var(--accent);border-radius:2px;transition:transform .2s ease;
  transform-origin:center;
}
.toc-list a:hover{color:var(--brand);background:#F7F6F1}
.toc-list a.active{color:var(--brand);background:#F7F6F1}
.toc-list a.active::before{transform:translateY(-50%) scaleY(1)}
.toc-note{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;line-height:1.7;color:var(--ink-2)}
.toc-cta{margin-top:16px;display:block;text-align:center}

.qa-group{margin-bottom:44px;scroll-margin-top:96px}
.qa-group:last-child{margin-bottom:0}
.qa-group > h2{
  position:relative;padding-left:18px;font-size:clamp(21px,2.2vw,26px);margin-bottom:6px;
}
.qa-group > h2::before{
  content:"";position:absolute;left:0;top:8px;width:4px;height:18px;background:var(--accent);border-radius:2px;
}
.qa-group > .group-note{color:var(--ink-2);font-size:14px;margin:0 0 8px;padding-left:18px}
.qa-item{padding:20px 0 22px;border-bottom:1px solid var(--line)}
.qa-item:first-of-type{border-top:1px solid var(--line)}
.qa-item h3{font-size:17px;font-weight:700;margin-bottom:8px;display:flex;gap:10px}
.qa-item h3 .q-mark{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;border-radius:7px;background:var(--brand);color:var(--accent);
  font-size:12px;font-weight:800;margin-top:3px;
}
.qa-item p{font-size:15px;line-height:1.85;color:var(--ink-2);margin:0 0 0 32px}
.qa-item p:last-child{margin-bottom:0}
.qa-item .qa-link{margin-left:32px;margin-top:8px;display:inline-flex}

/* ===== 自查区 ===== */
.self-check{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.check-list{display:flex;flex-direction:column;gap:16px}
.check-item{display:flex;gap:16px;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius-img);background:var(--bg);transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.check-item:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.check-item .num{font-size:13px;font-weight:800;color:var(--warn);letter-spacing:.04em;flex:0 0 auto;padding-top:2px}
.check-item h4{margin-bottom:4px}
.check-item p{margin:0;font-size:14px;color:var(--ink-2);line-height:1.75}
.advice-card{
  background:var(--brand);color:#F6F4EE;border-radius:var(--radius-card);padding:28px;height:100%;
  background-image:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
}
.advice-card h3{color:#F6F4EE;margin-bottom:12px;font-size:19px}
.advice-card p{color:rgba(246,244,238,.76);font-size:14.5px;margin-bottom:18px}
.advice-card ul{display:flex;flex-direction:column;gap:10px;margin-bottom:22px}
.advice-card li{position:relative;padding-left:16px;font-size:14px;color:rgba(246,244,238,.76)}
.advice-card li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--accent)}

/* ===== FAQ ===== */
.faq-block{max-width:880px}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-item:first-of-type{border-top:1px solid var(--line)}
.accordion-button{
  background:transparent;border:0;box-shadow:none!important;color:var(--ink);
  font-size:17px;font-weight:600;padding:22px 46px 22px 0;line-height:1.5;
  display:flex;align-items:center;gap:12px;
}
.accordion-button:not(.collapsed){color:var(--brand);background:transparent}
.accordion-button:focus{box-shadow:none;outline:none}
.accordion-button::after{display:none}
.acc-sign{position:relative;flex:0 0 16px;width:16px;height:16px;margin-left:auto;transition:transform .22s ease}
.acc-sign::before,.acc-sign::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.acc-sign::before{left:0;top:7px;width:16px;height:2px}
.acc-sign::after{left:7px;top:0;width:2px;height:16px}
.accordion-button:not(.collapsed) .acc-sign{transform:rotate(45deg)}
.accordion-button:not(.collapsed) .acc-sign::before,.accordion-button:not(.collapsed) .acc-sign::after{background:var(--brand-2)}
.accordion-body{padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:760px}

/* ===== CTA 条 ===== */
.cta-band{
  background:var(--brand);color:#F6F4EE;padding:48px 0;
  background-image:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
}
.cta-band .row{align-items:center;--bs-gutter-y:20px}
.cta-band h2{color:#F6F4EE;font-size:clamp(21px,2.4vw,28px);margin-bottom:8px}
.cta-band p{color:rgba(246,244,238,.72);font-size:14.5px;margin:0}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand);color:#F6F4EE;padding:64px 0 28px;border-top:1px solid rgba(246,244,238,.16)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-name{color:#F6F4EE}
.footer-brand .brand-sub{color:rgba(246,244,238,.72)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(246,244,238,.72);margin:0;max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:#F6F4EE;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(246,244,238,.72)}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(246,244,238,.72);margin:0 0 10px}
.footer-bottom{
  border-top:1px solid rgba(246,244,238,.16);padding-top:22px;display:flex;flex-wrap:wrap;
  gap:10px 22px;font-size:13px;color:rgba(246,244,238,.6);
}
.footer-bottom a{color:rgba(246,244,238,.6)}
.footer-bottom a:hover{color:var(--accent)}
.footer-disclaimer{font-size:12.5px;color:rgba(246,244,238,.5);margin:14px 0 0}

/* ===== 弹层 ===== */
.modal-content{border:0;border-radius:20px;box-shadow:var(--shadow-lg)}
.modal-header{border-bottom:1px solid var(--line);padding:20px 24px}
.modal-title{font-size:20px;font-weight:700}
.modal-body{padding:22px 24px 24px}
.modal .btn-close{opacity:.55}
.modal .btn-close:hover{opacity:.9}
.form-label{font-size:14px;font-weight:600;margin-bottom:6px}
.form-label .req{color:var(--warn);margin-left:2px}
.form-control,.form-select{
  height:44px;border-radius:var(--radius-input);border:1px solid var(--line);font-size:14.5px;
  padding:0 14px;background:#fff;color:var(--ink);transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{height:auto;min-height:92px;padding:11px 14px;line-height:1.7}
.form-control:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,61,51,.12);outline:none}
.form-note{font-size:12px;color:var(--ink-2);margin:12px 0 0;line-height:1.7}
.form-note a{text-decoration:underline}
.modal-backdrop.show{opacity:.5}
.modal.fade .modal-dialog{transform:translateY(8px);transition:transform .16s ease-out,opacity .16s ease-out}
.modal.show .modal-dialog{transform:translateY(0)}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .nav-links{gap:22px}
  .search-box{width:150px}
}
@media (max-width:991.98px){
  .nav-links,.header-actions{display:none}
  .hamburger{display:flex}
  .header-inner{height:60px;gap:12px}
  .brand-mark{width:22px;height:22px;flex:0 0 22px}
  .brand-name{font-size:16px}
  .brand-sub{font-size:11px}
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .cat-hero{padding:40px 0 44px}
  .cat-hero .lead-text{max-width:none}
  .hero-figure{margin-top:32px;padding:10px}
  .toc-wrap{position:static;margin-bottom:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band .cta-actions{justify-content:flex-start}
}
@media (max-width:767.98px){
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .container{padding:0 20px}
  .cta-band{padding:40px 0}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .site-footer{padding:48px 0 24px}
  .hero-card .hc-num{font-size:22px}
  .qa-item p,.qa-item .qa-link{margin-left:0}
  .qa-item h3{gap:8px}
}
@media (max-width:575.98px){
  .btn-accent,.btn-outline,.btn-outline-light{width:100%}
  .cta-band .cta-actions{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
  .cat-hero h1{font-size:26px}
}

/* roulang page: category2 */
:root{
  --ink:#14181A;
  --ink-2:#4C5754;
  --bg:#F6F4EE;
  --surface:#FFFFFF;
  --brand:#0B3D33;
  --brand-2:#15604F;
  --accent:#C8F04A;
  --warn:#FF6A3D;
  --line:#E2DED2;
  --cream:#F6F4EE;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(20,24,26,.04),0 12px 28px rgba(20,24,26,.06);
  --shadow-2:0 16px 34px rgba(20,24,26,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--brand-2);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;}
p{margin:0 0 1em;}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);}
::selection{background:var(--accent);color:var(--brand);}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border:0;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(11,61,51,.28);
}
.btn-primary{background:var(--accent);color:var(--brand);}
.btn-primary:hover{background:#D6F86A;color:var(--brand);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--brand);
  box-shadow:inset 0 0 0 1.5px var(--brand);
}
.btn-ghost:hover{background:rgba(11,61,51,.06);color:var(--brand);}
.btn-ghost:focus-visible{
  box-shadow:inset 0 0 0 1.5px var(--brand),0 0 0 3px rgba(11,61,51,.28);
}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{display:flex;width:100%;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
}
.link-arrow i{font-size:12px;transition:transform .18s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,24,26,.06);}
.header-inner{
  display:flex;
  align-items:center;
  gap:26px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  width:24px;
  height:24px;
  border-radius:7px;
  background:var(--brand);
  overflow:hidden;
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  right:-5px;
  bottom:-5px;
  width:16px;
  height:16px;
  border-radius:3px;
  background:var(--accent);
  transform:rotate(45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.2px;color:var(--ink);}
.brand-sub{font-size:12px;font-weight:500;letter-spacing:.5px;color:var(--ink-2);}

.nav-links{
  display:flex;
  align-items:center;
  gap:28px;
  list-style:none;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
}
.nav-links a:hover{color:var(--brand);}
.nav-links a.active{color:var(--brand);}
.nav-links a.active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-4px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
}

.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search{position:relative;display:flex;align-items:center;}
.search i{
  position:absolute;
  left:14px;
  font-size:13px;
  color:var(--ink-2);
  pointer-events:none;
}
.search input{
  width:180px;
  height:38px;
  padding:0 14px 0 36px;
  border:0;
  border-radius:999px;
  background:#EFEDE6;
  font-size:14px;
  color:var(--ink);
  font-family:inherit;
  transition:box-shadow .18s ease,background-color .18s ease;
}
.search input::placeholder{color:#8C938F;}
.search input:focus{
  outline:none;
  background:#fff;
  box-shadow:0 0 0 2px var(--accent),0 0 0 5px rgba(200,240,74,.28);
}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  margin-left:auto;
  border:0;
  border-radius:12px;
  background:transparent;
  color:var(--ink);
  font-size:18px;
  cursor:pointer;
}
.nav-toggle:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(11,61,51,.22);}

.mobile-drawer{
  position:fixed;
  top:72px;
  left:0;
  right:0;
  bottom:0;
  z-index:1029;
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:20px 24px 32px;
  background:#fff;
  overflow-y:auto;
  transform:translateY(-12px);
  opacity:0;
  visibility:hidden;
  transition:transform .24s ease,opacity .24s ease,visibility .24s;
}
.mobile-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible;}
.mobile-drawer a.drawer-link{
  display:block;
  padding:14px 0;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.drawer-link.is-active{color:var(--brand);}
.mobile-drawer .drawer-search{
  display:flex;
  align-items:center;
  gap:10px;
  margin:18px 0 8px;
  padding:0 16px;
  height:46px;
  border-radius:999px;
  background:#EFEDE6;
}
.mobile-drawer .drawer-search i{font-size:14px;color:var(--ink-2);}
.mobile-drawer .drawer-search input{
  flex:1;
  border:0;
  background:transparent;
  font-size:15px;
  font-family:inherit;
  color:var(--ink);
}
.mobile-drawer .drawer-search input:focus{outline:none;}
.mobile-drawer .drawer-actions{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:22px;
}
.mobile-drawer .drawer-actions .btn{width:100%;}

/* ---------- Category hero ---------- */
.cat-hero{
  padding:36px 0 0;
  background:var(--bg);
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  margin:0 0 16px;
  font-size:13px;
  color:var(--ink-2);
}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{opacity:.55;}
.crumb .current{color:var(--ink-2);}

.cat-hero-grid{
  display:grid;
  grid-template-columns:1.45fr 1fr;
  gap:44px;
  align-items:center;
}
.cat-hero h1{
  font-size:clamp(28px,3.4vw,42px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
  margin-bottom:16px;
}
.lede{
  max-width:600px;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-2);
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

.cat-panel{
  position:relative;
  overflow:hidden;
  min-height:212px;
  padding:28px;
  border-radius:20px;
  background:var(--brand);
  color:var(--cream);
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  gap:14px;
}
.cat-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
  pointer-events:none;
}
.cat-panel::after{
  content:"";
  position:absolute;
  top:24px;
  right:24px;
  width:52px;
  height:52px;
  border:2px solid var(--accent);
  border-radius:14px;
  transform:rotate(12deg);
}
.panel-tag{
  position:relative;
  align-self:flex-start;
  padding:5px 14px;
  border-radius:999px;
  background:rgba(246,244,238,.14);
  box-shadow:inset 0 0 0 1px rgba(246,244,238,.24);
  font-size:12px;
  font-weight:600;
  letter-spacing:.4px;
}
.panel-list{
  position:relative;
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:8px;
  font-size:14px;
  color:rgba(246,244,238,.82);
}
.panel-list li{position:relative;padding-left:16px;}
.panel-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.78em;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--accent);
}

/* ---------- Chips ---------- */
.chip-row{
  display:flex;
  gap:12px;
  margin-top:34px;
  padding-bottom:26px;
  overflow-x:auto;
  scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 20px;
  border-radius:999px;
  background:#fff;
  box-shadow:inset 0 0 0 1px var(--line);
  color:var(--ink);
  font-size:14px;
  font-weight:600;
  transition:box-shadow .18s ease,background-color .18s ease,color .18s ease,transform .18s ease;
}
.chip:hover{
  color:var(--brand);
  box-shadow:inset 0 0 0 1.5px var(--brand);
  transform:translateY(-1px);
}
.chip:focus-visible{
  outline:none;
  box-shadow:inset 0 0 0 1.5px var(--brand),0 0 0 3px rgba(11,61,51,.2);
}
.chip.is-active{
  background:var(--brand);
  color:var(--cream);
  box-shadow:none;
}
.chip.is-active:hover{background:var(--brand-2);color:var(--cream);transform:none;}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.sec-title{
  position:relative;
  padding-left:18px;
  font-size:clamp(24px,2.6vw,32px);
  line-height:1.32;
  font-weight:700;
  margin-bottom:16px;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform:translateY(-50%);
  width:4px;
  height:22px;
  border-radius:2px;
  background:var(--accent);
}
.sec-intro{
  max-width:720px;
  font-size:16px;
  color:var(--ink-2);
  margin-bottom:36px;
}

/* ---------- Banner ---------- */
.banner{
  position:relative;
  overflow:hidden;
  border-radius:20px;
  box-shadow:var(--shadow-1);
}
.banner img{
  width:100%;
  aspect-ratio:16/6;
  object-fit:cover;
}
.banner-title{
  position:absolute;
  left:24px;
  bottom:24px;
  max-width:min(560px,86%);
  padding:16px 22px;
  border-radius:14px;
  background:#fff;
  box-shadow:var(--shadow-1);
}
.banner-title h2{
  font-size:20px;
  font-weight:700;
  line-height:1.4;
  margin-bottom:4px;
}
.banner-title p{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:var(--ink-2);
}

/* ---------- Split blocks ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:center;
  padding:32px 0;
}
.split + .split{border-top:1px solid var(--line);}
.split-img{
  order:1;
  border-radius:var(--radius-img);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.split-img img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .4s ease;
}
.split:hover .split-img img{transform:scale(1.03);}
.split-text{order:2;}
.split.rev .split-img{order:2;}
.split.rev .split-text{order:1;}
.split-text h2{
  font-size:clamp(21px,2.2vw,26px);
  font-weight:700;
  line-height:1.42;
  margin-bottom:12px;
}
.split-text p{
  font-size:15px;
  line-height:1.9;
  color:var(--ink-2);
  margin-bottom:14px;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--bg);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.2px;
}

/* ---------- Info grid ---------- */
.info-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:40px;
  align-items:start;
}
.info-main p{font-size:15px;line-height:1.9;color:var(--ink-2);}
.info-side{
  padding:28px;
  border-radius:var(--radius-card);
  background:var(--surface);
  box-shadow:inset 0 0 0 1px var(--line);
}
.info-side h3{
  font-size:17px;
  font-weight:700;
  margin-bottom:16px;
}
.check-list{list-style:none;display:flex;flex-direction:column;gap:14px;}
.check-list li{
  display:flex;
  gap:12px;
  font-size:14px;
  line-height:1.75;
  color:var(--ink-2);
}
.check-list li span{
  flex:0 0 auto;
  width:26px;
  height:26px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  background:var(--bg);
  color:var(--brand);
  font-size:12px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.accordion-item{
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
}
.accordion-item:first-of-type{border-top:1px solid var(--line);}
.accordion-button{
  display:flex;
  align-items:center;
  gap:16px;
  padding:22px 0;
  background:transparent;
  box-shadow:none !important;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
}
.accordion-button:not(.collapsed){
  background:transparent;
  color:var(--brand);
}
.accordion-button:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(11,61,51,.16) !important;
  border-radius:8px;
}
.accordion-button::after{
  content:"+";
  flex:0 0 auto;
  width:auto;
  height:auto;
  margin-left:auto;
  background-image:none;
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--ink-2);
  transform:none;
  transition:transform .2s ease,color .2s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"+";
  transform:rotate(45deg);
  color:var(--brand);
}
.accordion-body{
  padding:0 0 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-2);
}

/* ---------- Dark CTA band ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:44px 44px;
  border-radius:20px;
  background:var(--brand);
  color:var(--cream);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:repeating-linear-gradient(45deg,rgba(246,244,238,.08) 0 1px,transparent 1px 22px);
  pointer-events:none;
}
.cta-band-text{position:relative;max-width:640px;}
.cta-band h2{
  font-size:clamp(22px,2.4vw,28px);
  font-weight:700;
  line-height:1.4;
  color:var(--cream);
  margin-bottom:8px;
}
.cta-band p{
  margin:0;
  font-size:14px;
  line-height:1.8;
  color:rgba(246,244,238,.72);
}
.cta-band .btn{position:relative;flex:0 0 auto;}

/* ---------- Modal ---------- */
.modal-content{
  border:0;
  border-radius:20px;
  background:var(--surface);
  box-shadow:0 24px 60px rgba(20,24,26,.22);
}
.modal-header{
  border-bottom:1px solid var(--line);
  padding:22px 24px;
  align-items:center;
}
.modal-title{
  font-size:20px;
  font-weight:700;
  line-height:1.4;
}
.modal-header .btn-close{
  opacity:.5;
  border-radius:50%;
  transition:opacity .18s ease,box-shadow .18s ease;
}
.modal-header .btn-close:hover{opacity:.9;}
.modal-header .btn-close:focus-visible{
  outline:none;
  opacity:1;
  box-shadow:0 0 0 3px rgba(11,61,51,.22);
}
.modal-body{padding:24px;}
.form-label{
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  margin-bottom:6px;
}
.req{color:var(--warn);margin-left:2px;}
.form-control,.form-select{
  height:44px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-input);
  background:#fff;
  font-size:15px;
  color:var(--ink);
  font-family:inherit;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{
  height:auto;
  min-height:96px;
  padding:12px 14px;
  line-height:1.7;
  resize:vertical;
}
.form-control::placeholder{color:#98A09C;}
.form-control:focus,.form-select:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(11,61,51,.12);
}
.form-note{
  font-size:12px;
  line-height:1.7;
  color:var(--ink-2);
  margin:12px 0 0;
}
.form-note a{text-decoration:underline;text-underline-offset:2px;}
.form-alert{
  display:none;
  margin-top:14px;
  padding:10px 14px;
  border-radius:12px;
  background:rgba(200,240,74,.24);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
}
.form-alert.show{display:block;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--brand);
  color:var(--cream);
  padding:64px 0 28px;
  margin-top:88px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1.1fr 1.2fr;
  gap:40px;
}
.site-footer .brand-name{color:var(--cream);}
.site-footer .brand-sub{color:rgba(246,244,238,.72);}
.site-footer .brand-mark{background:rgba(246,244,238,.14);}
.site-footer h4{
  font-size:14px;
  font-weight:700;
  color:var(--cream);
  margin-bottom:16px;
}
.footer-desc{
  margin:16px 0 0;
  font-size:14px;
  line-height:1.8;
  color:rgba(246,244,238,.72);
  max-width:330px;
}
.site-footer .footer-col ul{list-style:none;}
.site-footer .footer-col li{margin-bottom:10px;}
.site-footer .footer-col a{
  font-size:14px;
  color:rgba(246,244,238,.72);
}
.site-footer .footer-col a:hover{color:var(--accent);}
.site-footer .footer-col p{
  font-size:14px;
  line-height:1.8;
  color:rgba(246,244,238,.72);
  margin:0 0 8px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 26px;
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(246,244,238,.16);
  font-size:13px;
  color:rgba(246,244,238,.72);
}
.footer-bottom a{font-size:13px;color:rgba(246,244,238,.72);}
.footer-bottom a:hover{color:var(--accent);}
.footer-disclaimer{
  margin:16px 0 0;
  font-size:12px;
  line-height:1.8;
  color:rgba(246,244,238,.55);
}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .cat-hero-grid{gap:32px;}
}

@media (max-width:991px){
  .nav-links,.header-actions{display:none;}
  .nav-toggle{display:inline-flex;}
  .section{padding:64px 0;}
  .cat-hero{padding-top:26px;}
  .cat-hero-grid{grid-template-columns:1fr;gap:28px;}
  .cat-panel{min-height:auto;}
  .split{gap:28px;padding:26px 0;}
  .info-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
  .site-footer{margin-top:64px;}
}

@media (max-width:767px){
  .section{padding:52px 0;}
  .container{padding:0 20px;}
  .header-inner{height:60px;gap:14px;}
  .mobile-drawer{top:60px;padding:16px 20px 28px;}
  .brand-name{font-size:16px;}
  .brand-sub{font-size:11px;}
  .cat-hero h1{font-size:clamp(25px,6vw,32px);}
  .lede{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .banner img{aspect-ratio:16/9;}
  .banner-title{left:14px;right:14px;bottom:14px;max-width:none;padding:14px 16px;}
  .banner-title h2{font-size:17px;}
  .banner-title p{font-size:13px;}
  .split,
  .split.rev{grid-template-columns:1fr;}
  .split-img,
  .split-text,
  .split.rev .split-img,
  .split.rev .split-text{order:0;}
  .split-img img{aspect-ratio:16/10;}
  .cta-band{padding:28px 24px;border-radius:18px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .site-footer{padding-top:48px;}
  .modal-body{padding:20px;}
}

@media (max-width:575px){
  .chip{padding:0 16px;font-size:13px;}
  .sec-title{font-size:22px;}
  .info-side{padding:22px;}
}