/* roulang page: index */
:root{
  --ink:#103A34;
  --ink-deep:#0B2926;
  --green:#1B5A4B;
  --green-2:#2F7D62;
  --lime:#C9F26B;
  --lime-soft:#DDF88A;
  --coral:#C64A33;
  --coral-hover:#AD3E29;
  --coral-soft:#E06A4F;
  --bg:#F7F2E8;
  --panel:#FFFFFF;
  --panel-2:#FBFAF5;
  --text:#13201D;
  --muted:#5E6B65;
  --line:#D9E3DB;
  --focus:rgba(201,242,107,.45);
  --radius-card:26px;
  --radius-hero:32px;
  --radius-sm:16px;
  --shadow-sm:0 12px 32px rgba(15,47,43,.10);
  --shadow-md:0 18px 44px rgba(15,47,43,.14);
  --grad:linear-gradient(118deg,#0B2926 0%,#1B5A4B 52%,#6E9A3E 100%);
  --bs-body-bg:#F7F2E8;
  --bs-body-color:#13201D;
  --bs-primary:#1B5A4B;
  --bs-border-radius:20px;
  --bs-link-color:#1B5A4B;
  --bs-link-hover-color:#0B2926;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--green);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--ink-deep)}
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 0 .55em;color:var(--ink-deep);font-weight:700;line-height:1.28;letter-spacing:.015em}
h1{font-size:clamp(2.25rem,4.6vw,4rem);font-weight:800;line-height:1.14}
h2{font-size:clamp(1.6rem,2.6vw,2.5rem);font-weight:700}
h3{font-size:1.3rem;font-weight:700}
::selection{background:var(--lime);color:var(--ink-deep)}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}

.container{width:100%;max-width:1240px;margin-inline:auto;padding-inline:20px}
.section{padding:96px 0;position:relative}
.section-alt{background:var(--panel-2)}
section[id],div[id]{scroll-margin-top:96px}

.skip-link{
  position:absolute;left:16px;top:-80px;z-index:2000;
  background:var(--ink-deep);color:#fff;padding:12px 20px;border-radius:999px;
  font-size:14px;font-weight:600;transition:top .2s ease;
}
.skip-link:focus{top:12px;color:#fff}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:inherit;font-size:16px;font-weight:650;line-height:1;
  padding:15px 28px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;text-align:center;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:3px solid var(--lime);outline-offset:3px;box-shadow:none}
.btn-primary{background:var(--ink);border-color:var(--ink);color:#F5FBF1}
.btn-primary:hover,.btn-primary:focus{background:var(--green);border-color:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-secondary:hover,.btn-secondary:focus{background:var(--lime-soft);border-color:var(--lime-soft);color:var(--ink-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-coral{background:var(--coral);border-color:var(--coral);color:#fff}
.btn-coral:hover,.btn-coral:focus{background:var(--coral-hover);border-color:var(--coral-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--lime-soft);border-color:var(--lime-soft);color:var(--ink-deep)}
.btn-block{width:100%}
.btn[disabled],.btn.disabled{opacity:.5;pointer-events:none}

/* ---------- 徽章 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--lime);color:var(--ink-deep);
  border-radius:999px;padding:7px 15px;
  font-size:13px;font-weight:700;letter-spacing:.02em;line-height:1.2;
}
.pill-soft{background:#EDF4E4;color:var(--green)}
.stat-badge{
  display:inline-flex;align-items:baseline;gap:8px;
  background:var(--lime);color:var(--ink-deep);
  border-radius:999px;padding:9px 18px;
  font-size:13.5px;font-weight:700;line-height:1.2;
}
.stat-badge strong{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:0}
.stat-badge.dark{background:rgba(11,41,38,.9);color:var(--lime);border:1px solid rgba(201,242,107,.35)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--green-2);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--lime);border-radius:2px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;border-bottom:1px solid transparent;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(15,47,43,.09);border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;height:72px}
.brand{display:inline-flex;flex-direction:column;gap:1px;line-height:1.1;text-decoration:none;flex-shrink:0}
.brand-mark{font-size:20px;font-weight:800;color:var(--ink-deep);letter-spacing:.01em}
.brand-mark em{font-style:normal;color:var(--green-2)}
.brand-sub{font-size:10.5px;font-weight:700;letter-spacing:.3em;color:var(--muted)}
.navbar-collapse{flex-grow:1;display:flex;align-items:center;justify-content:flex-end;gap:26px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 16px;
  border-radius:999px;color:var(--ink);font-size:15.5px;font-weight:600;
  transition:background-color .18s ease,color .18s ease;white-space:nowrap;
}
.nav-link:hover,.nav-link:focus{background:#EEF4E7;color:var(--ink-deep)}
.nav-link.active{background:var(--lime);color:var(--ink-deep)}
.nav-cta{padding:12px 22px;font-size:15px}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:#fff;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink-deep);transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{padding:26px 0 0}
.hero-shell{
  background:var(--grad);border-radius:var(--radius-hero);
  padding:38px;min-height:620px;display:flex;align-items:center;
  box-shadow:0 24px 60px rgba(11,41,38,.18);overflow:hidden;position:relative;
}
.hero-shell::after{
  content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;
  border-radius:50%;border:1px solid rgba(201,242,107,.28);pointer-events:none;
}
.hero-panel{background:var(--bg);border-radius:24px;padding:44px 40px;width:100%;position:relative;z-index:1}
.hero-panel h1{margin-bottom:18px}
.hero-sub{font-size:clamp(1rem,1.3vw,1.15rem);color:var(--muted);max-width:520px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.hero-media{
  position:relative;border-radius:30px;overflow:hidden;
  min-height:400px;box-shadow:var(--shadow-md);background:var(--ink-deep);
}
.hero-media img{width:100%;height:100%;min-height:400px;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,41,38,0) 42%,rgba(11,41,38,.66) 100%);
}
.hero-media-badges{position:absolute;left:18px;right:18px;bottom:18px;display:flex;flex-wrap:wrap;gap:9px;z-index:2}

/* ---------- 板块头 ---------- */
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:44px}
.section-head>div{max-width:720px}
.section-head p{color:var(--muted);margin-bottom:0}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15.5px;color:var(--green);white-space:nowrap;
}
.link-arrow svg{transition:transform .2s ease}
.link-arrow:hover svg{transform:translateX(5px)}
.link-arrow:hover{color:var(--ink-deep)}

/* ---------- 卖点 ---------- */
.value-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;height:100%;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(16,58,52,.22)}
.value-card h3{margin-bottom:10px}
.value-card p{color:var(--muted);font-size:15.5px;margin-bottom:0}
.value-card-lg{
  background:var(--grad);border:none;color:#EAF3EC;
  display:flex;flex-direction:column;justify-content:space-between;min-height:100%;
}
.value-card-lg h3{color:#fff;font-size:1.5rem;margin-bottom:12px}
.value-card-lg p{color:rgba(255,255,255,.84);font-size:16px}
.value-icon{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  background:#EDF4E4;color:var(--green);margin-bottom:18px;flex-shrink:0;
}
.value-card-lg .value-icon{background:rgba(201,242,107,.16);color:var(--lime)}
.value-foot{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}

/* ---------- 演示 ---------- */
.demo-list{display:grid;gap:14px;margin:0 0 26px}
.demo-list li{display:flex;gap:12px;align-items:flex-start;color:var(--text);font-size:16px}
.demo-list .dot{
  flex:0 0 24px;height:24px;border-radius:50%;background:var(--lime);color:var(--ink-deep);
  display:grid;place-items:center;margin-top:3px;
}
.browser-frame{
  background:var(--panel);border:1px solid var(--line);border-radius:26px;
  overflow:hidden;box-shadow:var(--shadow-md);
}
.browser-bar{display:flex;align-items:center;gap:7px;padding:14px 18px;border-bottom:1px solid var(--line);background:var(--panel-2)}
.browser-bar i{width:10px;height:10px;border-radius:50%;background:#D9E3DB;display:block}
.browser-bar i:first-child{background:var(--coral-soft)}
.browser-bar i:nth-child(2){background:var(--lime)}
.browser-bar span{margin-left:10px;font-size:12.5px;color:var(--muted);letter-spacing:.04em}
.browser-frame img{width:100%;aspect-ratio:16/10;object-fit:cover}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px}
.step{
  background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:24px;
  position:relative;transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.step-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:var(--ink);color:var(--lime);font-weight:800;font-size:14px;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:1.08rem;margin-bottom:6px}
.step p{font-size:14.5px;color:var(--muted);margin-bottom:0}

/* ---------- 证据 ---------- */
.proof-badges{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:36px}
.timeline{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.timeline li{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:22px;
  padding:24px 24px 24px 76px;min-height:112px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.timeline li:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.tl-num{
  position:absolute;left:24px;top:24px;width:36px;height:36px;border-radius:50%;
  background:var(--lime);color:var(--ink-deep);display:grid;place-items:center;
  font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;
}
.timeline h3{font-size:1.08rem;margin-bottom:5px}
.timeline p{font-size:14.5px;color:var(--muted);margin-bottom:0}
.quote-card{
  background:var(--ink-deep);color:#E7F2EA;border-radius:var(--radius-card);
  padding:34px;margin-top:24px;position:relative;overflow:hidden;
}
.quote-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:5px;
  background:linear-gradient(180deg,var(--lime),#6E9A3E);
}
.quote-card p{font-size:17px;line-height:1.85;color:#E7F2EA;margin:0}
.quote-card span{display:block;margin-top:14px;font-size:13.5px;color:rgba(231,242,234,.62);letter-spacing:.04em}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:30px 28px;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(16,58,52,.2)}
.price-card.featured{
  transform:translateY(-8px);border-color:transparent;
  box-shadow:var(--shadow-md);background:var(--panel);
  position:relative;overflow:hidden;
}
.price-card.featured::before{
  content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--grad);
}
.price-card.featured:hover{transform:translateY(-12px)}
.price-tag{display:inline-flex;align-self:flex-start;background:var(--lime);color:var(--ink-deep);border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:700;margin-bottom:14px}
.price-card h3{font-size:1.25rem;margin-bottom:8px}
.price-card .price-desc{font-size:14.5px;color:var(--muted);margin-bottom:18px;min-height:44px}
.price-amount{
  font-size:1.55rem;font-weight:800;color:var(--ink-deep);
  font-variant-numeric:tabular-nums;letter-spacing:.01em;margin-bottom:6px;
}
.price-note{font-size:13px;color:var(--muted);margin-bottom:20px}
.price-features{display:grid;gap:11px;margin:0 0 26px}
.price-features li{display:flex;gap:10px;align-items:flex-start;font-size:14.8px;color:var(--text);line-height:1.6}
.price-features svg{flex:0 0 18px;margin-top:4px;color:var(--green-2)}
.price-card .btn{margin-top:auto}

/* ---------- 最新信息 ---------- */
.news-card{
  display:block;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;height:100%;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(16,58,52,.22)}
.news-media{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--panel-2)}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-media img{transform:scale(1.04)}
.news-body{padding:24px 26px 26px}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px}
.news-cat{background:#EDF4E4;color:var(--green);border-radius:999px;padding:5px 13px;font-size:12.5px;font-weight:700}
.news-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-card h3{font-size:1.22rem;margin-bottom:10px;line-height:1.45}
.news-card p{font-size:14.8px;color:var(--muted);margin-bottom:16px}
.news-more{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--green)}
.news-card:hover .news-more svg{transform:translateX(4px)}
.news-more svg{transition:transform .2s ease}
.news-side{display:grid;gap:14px}
.news-item{
  display:block;background:var(--panel);border:1px solid var(--line);
  border-radius:20px;padding:20px 22px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-item:hover{transform:translateX(4px);border-color:rgba(16,58,52,.24);box-shadow:var(--shadow-sm)}
.news-item h3{font-size:1.02rem;margin-bottom:8px;line-height:1.5}
.news-item p{font-size:13.8px;color:var(--muted);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item .news-meta{margin-bottom:8px}
.news-empty{
  background:var(--panel);border:1px dashed var(--line);border-radius:var(--radius-card);
  min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:32px;color:var(--muted);
}
.news-empty svg{color:var(--green-2);opacity:.7}
.news-empty p{margin:0;font-size:15px}
.news-empty .empty-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}

/* ---------- FAQ ---------- */
.faq-aside h2{margin-bottom:14px}
.faq-aside p{color:var(--muted);font-size:15.5px}
.faq-aside .stat-badge{margin-top:8px}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-bg:var(--panel);--bs-accordion-color:var(--text)}
.accordion-item{
  background:var(--panel);border:1px solid var(--line);border-radius:20px;
  overflow:hidden;margin-bottom:13px;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  display:flex;align-items:center;gap:14px;
  background:var(--panel);color:var(--ink-deep);
  font-family:inherit;font-size:16.5px;font-weight:650;line-height:1.5;
  padding:20px 22px;border-radius:20px;box-shadow:none;
  transition:background-color .18s ease;
}
.accordion-button:not(.collapsed){
  background:var(--panel-2);color:var(--ink-deep);
  box-shadow:inset 4px 0 0 0 var(--lime);
}
.accordion-button:hover{background:var(--panel-2)}
.accordion-button:focus{box-shadow:inset 4px 0 0 0 var(--lime),0 0 0 3px var(--focus);border-color:transparent;outline:0}
.acc-num{
  flex:0 0 30px;height:30px;border-radius:10px;background:#EDF4E4;color:var(--green);
  display:grid;place-items:center;font-size:12.5px;font-weight:800;font-variant-numeric:tabular-nums;
}
.accordion-button:not(.collapsed) .acc-num{background:var(--lime);color:var(--ink-deep)}
.acc-title{flex:1;text-align:left}
.accordion-button::after{
  width:26px;height:26px;border-radius:50%;background-color:#EDF4E4;
  background-image:url("data:image/svg+xml;charset=utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23103A34' stroke-width='2.4' stroke-linecap='round'><path d='M12 6v12M6 12h12'/></svg>");
  background-size:14px 14px;background-position:center;background-repeat:no-repeat;
  transform:none;flex-shrink:0;
}
.accordion-button:not(.collapsed)::after{
  background-color:var(--lime);
  background-image:url("data:image/svg+xml;charset=utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230B2926' stroke-width='2.4' stroke-linecap='round'><path d='M6 12h12'/></svg>");
  transform:none;
}
.accordion-body{padding:6px 24px 24px 66px;color:var(--muted);font-size:15.2px;line-height:1.8}

/* ---------- 联系 ---------- */
.contact-panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-sm);height:100%;
}
.contact-list{display:grid;gap:16px;margin:24px 0 0}
.contact-list li{display:flex;gap:12px;align-items:flex-start}
.contact-list svg{flex:0 0 20px;margin-top:4px;color:var(--green-2)}
.contact-list strong{display:block;font-size:14.5px;color:var(--ink-deep)}
.contact-list span{font-size:14.5px;color:var(--muted);word-break:break-all}
.form-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-sm);height:100%;
}
.form-label{display:block;font-size:14.5px;font-weight:650;color:var(--ink);margin-bottom:8px}
.form-control,.form-select{
  height:48px;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:var(--text);font-size:15.5px;padding:0 16px;
  box-shadow:none;font-family:inherit;
}
.form-select{padding-right:40px}
textarea.form-control{height:auto;min-height:118px;padding:13px 16px;line-height:1.7;resize:vertical}
.form-control::placeholder{color:#9AA79F}
.form-control:focus,.form-select:focus{
  border-color:var(--green-2);background:#fff;
  box-shadow:0 0 0 3px var(--focus);outline:0;
}
.form-control.is-invalid,.form-select.is-invalid{border-color:var(--coral);box-shadow:0 0 0 3px rgba(198,74,51,.14)}
.form-check-input{width:19px;height:19px;border-radius:6px;border:1px solid var(--line);margin-top:3px}
.form-check-input:checked{background-color:var(--green);border-color:var(--green)}
.form-check-input:focus{box-shadow:0 0 0 3px var(--focus);border-color:var(--green-2)}
.form-check-label{font-size:14px;color:var(--muted);line-height:1.65}
.form-note{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:1.7}
.form-alert{
  display:none;border-radius:16px;padding:14px 18px;font-size:14.5px;
  margin-bottom:18px;line-height:1.65;
}
.form-alert.show{display:block}
.form-alert.ok{background:#EEF7DC;border:1px solid #C9E39A;color:#2C4A16}
.form-alert.err{background:#FCEDEA;border:1px solid #F0C1B6;color:#8C2F1C}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-deep);color:#D5E4DA;padding:66px 0 28px;
  position:relative;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}
.footer-brand .brand-mark{color:#fff;font-size:21px}
.footer-brand .brand-mark em{color:var(--lime)}
.footer-brand .brand-sub{color:rgba(213,228,218,.55)}
.footer-brand p{font-size:14.5px;color:rgba(213,228,218,.7);margin:16px 0 0;max-width:320px;line-height:1.8}
.footer-col h4{font-size:14px;letter-spacing:.16em;color:rgba(213,228,218,.55);font-weight:700;margin-bottom:16px;text-transform:uppercase}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{font-size:14.8px;color:rgba(213,228,218,.86);transition:color .18s ease}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(213,228,218,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(213,228,218,.55);
}
.footer-bottom a{color:rgba(213,228,218,.72)}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:6px;
  background:var(--ink-deep);border-radius:999px;padding:7px;
  box-shadow:0 16px 40px rgba(11,41,38,.3);
}
.float-cta a{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;padding:11px 20px;font-size:14.5px;font-weight:700;
  color:#EAF3EC;transition:background-color .18s ease,color .18s ease;
}
.float-cta a.primary{background:var(--lime);color:var(--ink-deep)}
.float-cta a.primary:hover{background:var(--lime-soft)}
.float-cta a:not(.primary):hover{background:rgba(201,242,107,.16);color:var(--lime)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-shell{padding:30px;min-height:auto}
  .hero-panel{padding:36px 32px}
  .value-card,.contact-panel,.form-card{padding:24px}
  .footer-grid{gap:28px}
}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .nav-inner{height:64px}
  .nav-toggle{display:flex}
  .navbar-collapse{
    position:absolute;left:0;right:0;top:64px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 18px 44px rgba(15,47,43,.14);
    padding:16px 20px 22px;flex-direction:column;align-items:stretch;gap:14px;
  }
  .navbar-collapse:not(.show){display:none}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{height:auto;padding:13px 16px;border-radius:14px;font-size:16px}
  .nav-cta{width:100%;padding:14px 22px}
  .hero-shell{padding:22px;border-radius:26px}
  .hero-panel{padding:28px 24px;border-radius:20px}
  .hero-media{min-height:300px;margin-top:8px}
  .hero-media img{min-height:300px}
  .timeline{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr;gap:20px}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-4px)}
  .steps{grid-template-columns:1fr;gap:14px}
  .section-head{margin-bottom:32px}
  .accordion-body{padding-left:22px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
}
@media (max-width:767.98px){
  body{padding-bottom:72px;font-size:16px}
  .section{padding:48px 0}
  .container{padding-inline:16px}
  section[id],div[id]{scroll-margin-top:80px}
  h1{font-size:2rem}
  .hero{padding:16px 0 0}
  .hero-shell{padding:16px;border-radius:22px}
  .hero-panel{padding:24px 20px;border-radius:18px}
  .hero-actions{gap:10px}
  .hero-actions .btn{width:100%}
  .hero-badges{gap:8px}
  .stat-badge{font-size:12.5px;padding:8px 14px}
  .stat-badge strong{font-size:16px}
  .value-card,.price-card,.contact-panel,.form-card,.news-item{padding:22px;border-radius:22px}
  .news-body{padding:20px 22px 22px}
  .quote-card{padding:26px 22px}
  .accordion-button{padding:16px 16px;font-size:15.3px;gap:10px}
  .acc-num{flex-basis:26px;height:26px;font-size:11.5px}
  .accordion-body{padding:4px 18px 20px 18px;font-size:14.6px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;
    padding:10px 12px calc(10px + env(safe-area-inset-bottom));
    gap:8px;box-shadow:0 -10px 30px rgba(11,41,38,.22);
  }
  .float-cta a{flex:1;padding:13px 10px;font-size:15px}
  .form-alert{font-size:14px}
  .footer-bottom{margin-top:32px}
}
@media (max-width:520px){
  .news-media{aspect-ratio:16/11}
  .hero-media{min-height:240px}
  .hero-media img{min-height:240px}
  .price-amount{font-size:1.35rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --brand:#103A34;
  --brand-deep:#0B2926;
  --brand-mid:#1B5A4B;
  --brand-soft:#2F7D62;
  --lime:#C9F26B;
  --lime-light:#DDF88A;
  --coral:#C64A33;
  --coral-soft:#E06A4F;
  --bg:#F7F2E8;
  --panel:#FFFFFF;
  --panel-2:#FBFAF5;
  --ink:#13201D;
  --muted:#5E6B65;
  --line:#D9E3DB;
  --ring:rgba(201,242,107,.45);
  --shadow:0 12px 32px rgba(15,47,43,.10);
  --shadow-hover:0 18px 44px rgba(15,47,43,.14);
  --radius-lg:28px;
  --radius-md:22px;
  --radius-sm:14px;
  --bs-primary:#103A34;
  --bs-body-bg:#F7F2E8;
  --bs-body-color:#13201D;
  --bs-border-radius:1rem;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-mid);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-deep);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.015em;line-height:1.28;}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;
  background:var(--brand);color:#fff;padding:12px 20px;border-radius:0 0 14px 0;
}
.skip-link:focus{left:0;color:#fff;}
.container{max-width:1240px;padding-left:24px;padding-right:24px;margin:0 auto;}
[id]{scroll-margin-top:96px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,47,43,.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px;}
.brand{display:flex;flex-direction:column;line-height:1.1;text-decoration:none;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{font-size:20px;font-weight:800;letter-spacing:.02em;}
.brand-mark em{font-style:normal;color:var(--brand-soft);}
.brand-sub{font-size:11px;letter-spacing:.28em;color:var(--muted);margin-top:4px;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:46px;height:46px;border:1px solid var(--line);border-radius:14px;
  background:var(--panel-2);padding:0 12px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--brand);border-radius:2px;}
.navbar-collapse{flex:1 1 auto;}
.nav-list{display:flex;align-items:center;gap:6px;margin:0 auto;padding:0;flex-wrap:wrap;}
.nav-link{
  display:inline-block;padding:10px 16px;font-size:15px;font-weight:600;
  color:var(--ink);border-radius:999px;transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#EAF1EC;color:var(--brand-deep);}
.nav-link.active{background:var(--lime);color:var(--brand-deep);}
.nav-cta{flex:0 0 auto;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 24px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--brand);color:#F2F7F2;box-shadow:var(--shadow);}
.btn-primary:hover{background:var(--brand-mid);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-secondary{background:#fff;color:var(--brand);border-color:var(--line);}
.btn-secondary:hover{background:var(--lime-light);border-color:var(--lime);color:var(--brand-deep);transform:translateY(-2px);}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 12px 28px rgba(198,74,51,.24);}
.btn-coral:hover{background:#AD3E29;color:#fff;transform:translateY(-2px);box-shadow:0 16px 36px rgba(198,74,51,.3);}
.btn-lg{min-height:52px;padding:14px 30px;font-size:16px;}
.btn[disabled],.btn.disabled{opacity:.5;pointer-events:none;}

/* ---------- 通用板块 ---------- */
.sec{padding:96px 0;}
.sec-alt{background:var(--panel-2);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(1.6rem,2.6vw,2.5rem);}
.sec-head p{margin-top:16px;color:var(--muted);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--brand-soft);
  background:var(--lime-light);border-radius:999px;padding:6px 16px;margin-bottom:18px;
}
.badge-data{
  display:inline-flex;align-items:baseline;gap:8px;
  background:var(--lime);color:var(--brand-deep);
  border-radius:999px;padding:8px 18px;font-size:13px;font-weight:700;
}
.badge-data b{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{background:#fff;border-bottom:1px solid var(--line);}
.crumb-wrap .container{padding-top:16px;padding-bottom:16px;}
.crumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.crumb-list a{color:var(--muted);}
.crumb-list a:hover{color:var(--brand);}
.crumb-list .sep{opacity:.6;}
.crumb-list .current{color:var(--brand);font-weight:600;}

/* ---------- Hero ---------- */
.cat-hero{
  background:linear-gradient(118deg,#0B2926 0%,#1B5A4B 56%,#6E9A3E 100%);
  padding:44px 0 56px;
}
.hero-shell{
  background:var(--bg);
  border-radius:32px;
  padding:44px;
  box-shadow:0 24px 60px rgba(7,28,25,.28);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.hero-grid h1{font-size:clamp(2.05rem,3.6vw,3.1rem);font-weight:800;letter-spacing:.02em;}
.hero-lead{margin-top:20px;font-size:17px;color:#2B3B36;max-width:98%;}
.hero-badges{margin-top:26px;}
.hero-media{position:relative;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,41,38,.32) 0%,rgba(11,41,38,0) 46%,rgba(11,41,38,.46) 100%);
}
.hero-media-tag{
  position:absolute;left:18px;bottom:18px;z-index:2;
  background:var(--lime);color:var(--brand-deep);
  font-size:12px;font-weight:700;padding:7px 16px;border-radius:999px;
}

/* ---------- 说明区 7/5 ---------- */
.intro-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;}
.copy-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px;box-shadow:var(--shadow);
}
.copy-card h2{font-size:clamp(1.55rem,2.4vw,2.1rem);margin-bottom:20px;}
.copy-card h3{font-size:1.2rem;margin-top:30px;margin-bottom:12px;font-weight:650;}
.copy-card p{color:#2C3A35;margin-bottom:16px;}
.copy-card p:last-child{margin-bottom:0;}
.point-list{margin-top:18px;display:grid;gap:12px;}
.point-list li{position:relative;padding-left:26px;color:#2C3A35;font-size:16px;}
.point-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:10px;height:10px;
  border-radius:3px;background:var(--lime);box-shadow:0 0 0 3px rgba(201,242,107,.28);
}
.side-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow);position:sticky;top:96px;
}
.side-card h3{font-size:1.15rem;margin-bottom:16px;}
.side-card img{border-radius:18px;aspect-ratio:16/10;object-fit:cover;margin-bottom:18px;}
.side-meta{display:grid;gap:12px;}
.side-meta li{
  display:flex;justify-content:space-between;gap:12px;
  font-size:14px;color:var(--muted);padding-bottom:12px;border-bottom:1px dashed var(--line);
}
.side-meta li:last-child{border-bottom:0;padding-bottom:0;}
.side-meta b{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums;}
.side-note{
  margin-top:18px;background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:14px 16px;font-size:13px;color:var(--muted);
}

/* ---------- 能力清单 ---------- */
.cap-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.cap-item{
  display:flex;gap:20px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:28px;box-shadow:0 8px 22px rgba(15,47,43,.06);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(16,58,52,.22);}
.cap-num{
  flex:0 0 auto;width:44px;height:44px;border-radius:14px;
  background:var(--lime);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:16px;font-variant-numeric:tabular-nums;
}
.cap-item h3{font-size:1.15rem;margin-bottom:10px;}
.cap-item p{font-size:15px;color:var(--muted);}

/* ---------- 流程时间线 ---------- */
.flow-band{
  background:linear-gradient(118deg,#0B2926 0%,#1B5A4B 100%);
  color:#EAF2EA;
}
.flow-band .eyebrow{background:rgba(201,242,107,.16);color:var(--lime);}
.flow-band .sec-head h2{color:#fff;}
.flow-band .sec-head p{color:rgba(234,242,234,.76);}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.flow-step{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(201,242,107,.22);
  border-radius:var(--radius-md);
  padding:28px 24px;
  transition:transform .22s ease,background .22s ease;
}
.flow-step:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);}
.flow-step .step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--lime);color:var(--brand-deep);
  font-weight:800;font-size:15px;margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:1.08rem;color:#fff;margin-bottom:10px;}
.flow-step p{font-size:14px;color:rgba(234,242,234,.78);}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;}
.faq-intro h2{font-size:clamp(1.6rem,2.6vw,2.4rem);margin-bottom:16px;}
.faq-intro p{color:var(--muted);font-size:16px;margin-bottom:24px;}
.accordion-item{
  border:1px solid var(--line)!important;border-radius:20px!important;
  overflow:hidden;margin-bottom:14px;background:var(--panel);
  box-shadow:0 6px 18px rgba(15,47,43,.05);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  background:var(--panel)!important;color:var(--ink)!important;
  font-weight:700;font-size:16px;padding:20px 24px;
  border-radius:20px!important;box-shadow:none!important;
  display:flex;align-items:center;gap:14px;
}
.accordion-button .faq-idx{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;
  background:var(--panel-2);border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;color:var(--brand-mid);font-variant-numeric:tabular-nums;
}
.accordion-button::after{
  background-image:none!important;
  content:"";width:14px;height:14px;margin-left:auto;
  border-right:2px solid var(--brand-mid);border-bottom:2px solid var(--brand-mid);
  transform:rotate(45deg);transition:transform .18s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.accordion-button:not(.collapsed){
  background:var(--panel-2)!important;
  box-shadow:inset 4px 0 0 var(--lime)!important;
}
.accordion-button:not(.collapsed) .faq-idx{background:var(--lime);border-color:var(--lime);color:var(--brand-deep);}
.accordion-button:focus{box-shadow:0 0 0 3px var(--ring)!important;}
.accordion-body{
  padding:4px 24px 24px 66px;font-size:15.5px;color:var(--muted);line-height:1.85;
}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 96px;}
.cta-shell{
  background:linear-gradient(118deg,#0B2926 0%,#1B5A4B 52%,#6E9A3E 100%);
  border-radius:32px;padding:52px;color:#F2F7F2;
  display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:center;
  box-shadow:0 22px 54px rgba(7,28,25,.24);
}
.cta-shell h2{font-size:clamp(1.6rem,2.6vw,2.3rem);color:#fff;margin-bottom:16px;}
.cta-shell p{color:rgba(242,247,242,.82);font-size:16px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-actions .btn-secondary{background:transparent;color:#F2F7F2;border-color:rgba(242,247,242,.4);}
.cta-actions .btn-secondary:hover{background:var(--lime-light);color:var(--brand-deep);border-color:var(--lime-light);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-deep);color:#D7E2D9;
  padding:64px 0 28px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(118deg,#0B2926 0%,#1B5A4B 48%,#C9F26B 100%);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a,.footer-col span{font-size:14.5px;color:#B8C8BC;}
.footer-col a:hover{color:var(--lime);}
.footer-brand .brand-mark{color:#fff;font-size:20px;}
.footer-brand .brand-mark em{color:var(--lime);}
.footer-brand .brand-sub{color:#93A99A;}
.footer-brand p{margin-top:16px;font-size:14.5px;color:#B8C8BC;max-width:34ch;line-height:1.85;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(217,227,219,.16);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FA497;
}
.footer-bottom a{color:#B8C8BC;}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;gap:10px;align-items:center;
  background:var(--brand-deep);border-radius:999px;padding:8px;
  box-shadow:0 16px 40px rgba(7,28,25,.32);
  border:1px solid rgba(201,242,107,.24);
}
.float-cta a{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:700;
  min-height:44px;
}
.float-cta .f-price{background:var(--lime);color:var(--brand-deep);}
.float-cta .f-price:hover{background:var(--lime-light);color:var(--brand-deep);}
.float-cta .f-contact{color:#EAF2EA;}
.float-cta .f-contact:hover{color:var(--lime);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-shell{padding:36px;}
  .hero-grid{gap:32px;}
  .intro-grid{gap:24px;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .nav-toggle{display:flex;}
  .navbar-collapse{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);
    padding:18px 24px 24px;box-shadow:0 18px 36px rgba(15,47,43,.12);
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;margin-bottom:16px;}
  .nav-link{display:block;padding:14px 16px;font-size:16px;}
  .nav-cta{width:100%;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-media img{aspect-ratio:16/10;}
  .intro-grid{grid-template-columns:1fr;}
  .side-card{position:static;}
  .faq-grid{grid-template-columns:1fr;gap:26px;}
  .cta-shell{grid-template-columns:1fr;padding:40px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .sec{padding:72px 0;}
}
@media (max-width:767.98px){
  body{font-size:16px;padding-bottom:76px;}
  .container{padding-left:18px;padding-right:18px;}
  .nav-inner{height:64px;}
  [id]{scroll-margin-top:80px;}
  .sec{padding:48px 0;}
  .cat-hero{padding:24px 0 36px;}
  .hero-shell{padding:24px;border-radius:26px;}
  .hero-grid h1{font-size:2rem;}
  .hero-lead{font-size:15.5px;margin-top:16px;}
  .hero-badges .badge-data{padding:7px 14px;font-size:12px;}
  .hero-badges .badge-data b{font-size:16px;}
  .copy-card{padding:24px;border-radius:22px;}
  .cap-grid{grid-template-columns:1fr;}
  .cap-item{padding:22px;border-radius:22px;}
  .flow-grid{grid-template-columns:1fr;}
  .accordion-button{font-size:15px;padding:16px 18px;}
  .accordion-body{padding:4px 18px 20px 52px;font-size:15px;}
  .cta-band{padding:0 0 48px;}
  .cta-shell{padding:28px;border-radius:26px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:48px 0 24px;}
  .footer-bottom{margin-top:32px;font-size:12.5px;}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;
    padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    justify-content:stretch;gap:10px;border:0;
    border-top:1px solid rgba(201,242,107,.24);
  }
  .float-cta a{flex:1 1 0;padding:12px 10px;}
  .crumb-wrap .container{padding-top:12px;padding-bottom:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: article */
:root{
  --ink:#103A34;
  --ink-deep:#0B2926;
  --green:#1B5A4B;
  --green-2:#2F7D62;
  --lime:#C9F26B;
  --lime-soft:#DDF88A;
  --coral:#C64A33;
  --coral-soft:#E06A4F;
  --sand:#F7F2E8;
  --panel:#FFFFFF;
  --panel-2:#FBFAF5;
  --text:#13201D;
  --muted:#5E6B65;
  --line:#D9E3DB;
  --ring:rgba(201,242,107,.45);
  --radius-lg:28px;
  --radius-md:22px;
  --radius-sm:14px;
  --shadow:0 12px 32px rgba(15,47,43,.10);
  --shadow-hover:0 18px 44px rgba(15,47,43,.14);
  --grad:linear-gradient(118deg,#0B2926 0%,#1B5A4B 55%,#6E9A3E 100%);
  --bs-primary:#103A34;
  --bs-primary-rgb:16,58,52;
  --bs-body-bg:#F7F2E8;
  --bs-body-color:#13201D;
  --bs-border-color:#D9E3DB;
  --bs-border-radius:14px;
  --bs-link-color:#1B5A4B;
  --bs-link-hover-color:#0B2926;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  background:var(--sand);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--green);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--ink-deep)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;color:var(--ink-deep);text-wrap:balance}
p{margin:0}
ul,ol{padding-left:1.2em}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:8px}
.container{max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px;width:100%}
.skip-link{
  position:absolute;left:16px;top:-64px;z-index:2000;
  background:var(--ink-deep);color:#fff;padding:10px 18px;border-radius:0 0 14px 14px;
  transition:top .2s ease;font-size:14px;
}
.skip-link:focus{top:0;color:#fff}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,47,43,.08);border-color:#CFDCD3}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;flex-direction:column;justify-content:center;line-height:1;text-decoration:none;padding:6px 0}
.brand-mark{font-size:20px;font-weight:800;color:var(--ink-deep);letter-spacing:.02em}
.brand-mark em{font-style:normal;color:var(--green-2)}
.brand-sub{font-size:11px;letter-spacing:.26em;color:var(--muted);margin-top:6px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;
  background:var(--panel-2);padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
#mainNav{display:flex;align-items:center;gap:18px;flex:1 1 auto;justify-content:flex-end}
.nav-list{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-link{
  display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;font-weight:600;
  color:var(--text);min-height:44px;line-height:26px;transition:background-color .18s ease,color .18s ease;
}
.nav-link:hover{background:#EDF3EC;color:var(--ink-deep)}
.nav-link.active{background:var(--lime);color:var(--ink-deep)}
.nav-cta{margin-left:6px;white-space:nowrap}

/* ---------- buttons ---------- */
.btn{
  --bs-btn-focus-box-shadow:0 0 0 3px var(--ring);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 24px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease;
}
.btn:active{transform:scale(.98)}
.btn-primary{
  --bs-btn-bg:var(--ink);
  --bs-btn-border-color:var(--ink);
  --bs-btn-color:#fff;
  --bs-btn-hover-bg:var(--green);
  --bs-btn-hover-border-color:var(--green);
  --bs-btn-hover-color:#fff;
  --bs-btn-active-bg:var(--green);
  --bs-btn-active-border-color:var(--green);
  --bs-btn-active-color:#fff;
  --bs-btn-disabled-bg:var(--ink);
  --bs-btn-disabled-border-color:var(--ink);
  --bs-btn-focus-shadow-rgb:201,242,107;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-ghost{
  background:#fff;color:var(--ink-deep);border-color:var(--line);
}
.btn-ghost:hover{background:var(--lime-soft);border-color:var(--lime);color:var(--ink-deep);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-coral{background:var(--coral);color:#fff;border-color:var(--coral)}
.btn-coral:hover{background:#AD3E29;border-color:#AD3E29;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-lime{background:var(--lime);color:var(--ink-deep);border-color:var(--lime)}
.btn-lime:hover{background:var(--lime-soft);border-color:var(--lime-soft);color:var(--ink-deep);transform:translateY(-2px);box-shadow:var(--shadow)}

/* ---------- article layout ---------- */
.article-shell{padding:28px 0 72px}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink)}
.crumb svg{width:14px;height:14px;flex:none;stroke:currentColor;opacity:.65}
.crumb .current{color:var(--ink-deep);font-weight:600}
.article-head{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow)}
@media (min-width:768px){.article-head{padding:40px 40px 34px}}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--lime);color:var(--ink-deep);border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.04em;padding:6px 14px;line-height:1;
}
.chip-soft{background:#EFF5EE;color:var(--green);border:1px solid var(--line)}
.article-title{
  font-size:clamp(1.85rem,3.4vw,2.65rem);font-weight:800;line-height:1.3;
  margin:16px 0 0;word-break:break-word;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:18px;font-size:13.5px;color:var(--muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block}
.article-meta strong{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums}
.article-lead{
  margin-top:24px;padding:18px 22px;border-radius:0 18px 18px 0;
  border-left:4px solid var(--lime);background:var(--panel-2);
  font-size:16.5px;line-height:1.85;color:#33423C;
}
.article-cover{margin:26px 0 0;border-radius:20px;overflow:hidden;border:1px solid var(--line);background:#E7EEE8}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-body-wrap{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;margin-top:24px;box-shadow:var(--shadow)}
@media (min-width:768px){.article-body-wrap{padding:40px}}
.article-body{font-size:17px;line-height:1.9;color:#1B2A26;max-width:820px}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:1.1em 0}
.article-body h2{
  margin:1.9em 0 .8em;padding-left:14px;border-left:4px solid var(--lime);
  font-size:clamp(1.3rem,2vw,1.65rem);font-weight:700;line-height:1.45;scroll-margin-top:96px;
}
.article-body h3{margin:1.6em 0 .6em;font-size:1.2rem;font-weight:700;line-height:1.5}
.article-body h4{margin:1.4em 0 .5em;font-size:1.05rem;font-weight:700}
.article-body ul,.article-body ol{line-height:1.8;margin:1.1em 0;padding-left:1.4em}
.article-body li{margin:.45em 0}
.article-body blockquote{
  margin:1.6em 0;padding:18px 24px;background:var(--sand);
  border-left:4px solid var(--green-2);border-radius:0 16px 16px 0;color:#2C3B36;
}
.article-body blockquote p{margin:.4em 0}
.article-body a{color:var(--green);text-decoration:underline;text-underline-offset:4px}
.article-body a:hover{color:var(--ink-deep)}
.article-body img{border-radius:16px;margin:1.4em auto}
.article-body figure{margin:1.6em 0;border-radius:20px;overflow:hidden}
.article-body figcaption{font-size:13px;color:var(--muted);padding-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th{background:var(--ink);color:#fff;font-weight:600;text-align:left;padding:12px 14px}
.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;vertical-align:top}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body code{background:#EFF5EE;border-radius:6px;padding:2px 6px;font-size:.92em}

/* ---------- aside ---------- */
.aside-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;box-shadow:var(--shadow)}
.side-card h3{font-size:15px;font-weight:800;letter-spacing:.04em;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);display:inline-block}
.toc-details{border:0}
.toc-details>summary{
  list-style:none;cursor:pointer;font-size:14px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;min-height:44px;
  padding:0 2px;margin-bottom:4px;
}
.toc-details>summary::-webkit-details-marker{display:none}
.toc-details>summary::after{content:"展开";font-size:12px;color:var(--muted);font-weight:500}
.toc-details[open]>summary::after{content:"收起"}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-link{
  display:block;padding:9px 12px;font-size:14px;color:var(--muted);
  border-left:3px solid transparent;border-radius:0 10px 10px 0;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
  overflow:hidden;text-overflow:ellipsis;
}
.toc-link:hover{background:#EFF5EE;color:var(--ink)}
.toc-link.is-active{background:var(--panel-2);border-left-color:var(--lime);color:var(--ink-deep);font-weight:700}
.quick-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.quick-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:44px;padding:8px 12px;border-radius:12px;font-size:14px;font-weight:600;
  color:var(--ink);background:var(--panel-2);border:1px solid var(--line);
}
.quick-links a:hover{background:var(--lime-soft);border-color:var(--lime);color:var(--ink-deep)}
.quick-links svg{width:15px;height:15px;stroke:currentColor;flex:none;transition:transform .18s ease}
.quick-links a:hover svg{transform:translateX(4px)}

/* ---------- related ---------- */
.relate{margin-top:28px}
.relate-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:16px}
.relate-head h2{font-size:1.25rem;font-weight:800}
.relate-actions{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- empty state ---------- */
.empty-state{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:56px 28px;text-align:center;box-shadow:var(--shadow);
}
.empty-state svg{width:64px;height:64px;stroke:var(--green-2);margin:0 auto 18px}
.empty-state p{color:var(--muted);margin:14px auto 24px;max-width:460px}

/* ---------- cta band ---------- */
.cta-band{padding:0 0 72px}
.cta-card{
  position:relative;overflow:hidden;background:var(--grad);color:#fff;
  border-radius:var(--radius-lg);padding:40px 32px;
  display:grid;grid-template-columns:1.4fr .9fr;gap:28px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-card::after{
  content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);pointer-events:none;
}
.cta-card h2{color:#fff;font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:800;line-height:1.4}
.cta-card p{color:#CFE0D8;margin-top:12px;font-size:15.5px;line-height:1.8}
.cta-card .actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#D8E4DE;margin-top:0}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:60px 0 40px}
.footer-brand .brand-mark{color:#fff;font-size:21px}
.footer-brand .brand-mark em{color:var(--lime)}
.footer-brand .brand-sub{color:#9FB5AC;letter-spacing:.2em;margin-top:8px;display:block}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#B9CCC4;max-width:34ch}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px;font-size:14px;color:#B9CCC4;line-height:1.6}
.footer-col a{color:#B9CCC4}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0 30px;
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#93A9A0;
}
.footer-bottom a{color:#B9CCC4}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- floating cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:8px;padding:8px;
  background:var(--ink-deep);border-radius:999px;
  box-shadow:0 16px 40px rgba(11,41,38,.28);
}
.float-cta a{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:8px 18px;border-radius:999px;
  font-size:14px;font-weight:700;white-space:nowrap;
}
.float-cta .f-primary{background:var(--lime);color:var(--ink-deep)}
.float-cta .f-primary:hover{background:var(--lime-soft);color:var(--ink-deep)}
.float-cta .f-secondary{color:#DCEAE4}
.float-cta .f-secondary:hover{color:var(--lime)}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-body-wrap{padding:32px}
  .footer-grid{gap:26px}
}
@media (max-width:991.98px){
  .nav-toggle{display:flex}
  .nav-inner{flex-wrap:wrap;height:64px}
  #mainNav{
    flex:0 0 100%;flex-direction:column;align-items:stretch;gap:10px;
    border-top:1px solid var(--line);margin-top:4px;padding:12px 0 18px;
  }
  #mainNav.collapse:not(.show){display:none}
  #mainNav.show{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{display:block;border-radius:14px;padding:12px 14px}
  .nav-cta{margin:6px 0 0;width:100%}
  .aside-sticky{position:static;margin-top:8px}
  .cta-card{grid-template-columns:1fr;padding:34px 26px}
  .cta-card .actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;padding:48px 0 34px}
}
@media (max-width:767.98px){
  body{padding-bottom:76px}
  .article-shell{padding:18px 0 48px}
  .article-head{padding:24px 20px;border-radius:22px}
  .article-title{font-size:1.72rem}
  .article-meta{font-size:13px;gap:8px 14px}
  .article-lead{padding:15px 18px;font-size:15.5px}
  .article-body-wrap{padding:22px 18px;border-radius:22px}
  .article-body{font-size:16.5px;line-height:1.9}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .side-card{padding:18px;border-radius:20px}
  .cta-band{padding-bottom:48px}
  .cta-card{padding:28px 20px;border-radius:22px}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;
    padding:10px 12px calc(10px + env(safe-area-inset-bottom));
    gap:10px;justify-content:space-between;
  }
  .float-cta a{flex:1;min-height:44px;font-size:14.5px}
  .float-cta .f-secondary{background:rgba(255,255,255,.12);color:#fff}
  .footer-grid{grid-template-columns:1fr;gap:22px;padding:40px 0 28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (min-width:992px){
  .toc-details>summary{display:none}
  .toc-list{margin-top:2px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --ink:#103A34;
  --ink-deep:#0B2926;
  --green:#1B5A4B;
  --green-2:#2F7D62;
  --lime:#C9F26B;
  --lime-soft:#DDF88A;
  --coral:#C64A33;
  --coral-soft:#E06A4F;
  --sand:#F7F2E8;
  --panel:#FFFFFF;
  --panel-2:#FBFAF5;
  --text:#13201D;
  --muted:#5E6B65;
  --line:#D9E3DB;
  --focus:rgba(201,242,107,.45);
  --radius-card:26px;
  --radius-hero:32px;
  --shadow:0 12px 32px rgba(15,47,43,.10);
  --shadow-lg:0 18px 44px rgba(15,47,43,.14);
  --grad:linear-gradient(118deg,#0B2926 0%,#1B5A4B 58%,#6E9A3E 100%);
  --bs-primary:#103A34;
  --bs-primary-rgb:16,58,52;
  --bs-body-bg:#F7F2E8;
  --bs-body-color:#13201D;
  --bs-border-color:#D9E3DB;
  --bs-border-radius:16px;
  --bs-link-color:#1B5A4B;
  --bs-link-hover-color:#103A34;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--green);text-decoration:underline;text-underline-offset:4px;transition:color .18s ease;}
a:hover{color:var(--ink-deep);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{color:var(--ink-deep);letter-spacing:.015em;line-height:1.28;margin:0 0 .7em;}
h1{font-size:clamp(2.1rem,4.4vw,3.5rem);font-weight:800;}
h2{font-size:clamp(1.6rem,2.6vw,2.4rem);font-weight:700;}
h3{font-size:clamp(1.1rem,1.6vw,1.3rem);font-weight:650;}
p{margin:0 0 1.05em;}
ul{margin:0;padding:0;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;}
.container{max-width:1240px;width:100%;padding-left:20px;padding-right:20px;margin:0 auto;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;background:var(--lime);color:var(--ink-deep);
  padding:12px 20px;border-radius:0 0 14px 0;font-weight:700;text-decoration:none;
}
.skip-link:focus{left:0;}
section[id],div[id]{scroll-margin-top:96px;}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(15,47,43,.08);border-color:#CFDDD3;}
.nav-inner{position:relative;display:flex;align-items:center;gap:20px;min-height:72px;}
.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none;flex-shrink:0;}
.brand-mark{font-size:1.22rem;font-weight:800;color:var(--ink);letter-spacing:.02em;line-height:1;}
.brand-mark em{font-style:normal;color:var(--green-2);}
.brand-sub{
  font-size:.76rem;color:var(--muted);letter-spacing:.14em;
  border-left:1px solid var(--line);padding-left:10px;line-height:1;
}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:14px;border:1px solid var(--line);
  background:#fff;display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  cursor:pointer;transition:background .18s ease,border-color .18s ease;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease;}
.nav-toggle:hover{background:#EEF3EC;border-color:#C6D6CB;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;}
.nav-link{
  display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:999px;
  color:var(--text);font-weight:600;font-size:.95rem;text-decoration:none;
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:#EEF3EC;color:var(--ink-deep);}
.nav-link.active{background:var(--lime);color:var(--ink-deep);}
.nav-cta{margin-left:12px;}
@media (min-width:992px){
  #mainNav{display:flex !important;align-items:center;flex:1;}
  .nav-list{margin-left:auto;}
  .nav-toggle{display:none;}
}
@media (max-width:991.98px){
  .nav-inner{min-height:64px;}
  #mainNav{
    position:absolute;top:100%;left:-20px;right:-20px;background:#fff;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    padding:14px 20px 22px;
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;}
  .nav-link{justify-content:flex-start;width:100%;padding:0 18px;font-size:1rem;}
  .nav-cta{margin:14px 0 0;width:100%;justify-content:center;}
}

/* ============ buttons ============ */
.btn{
  --bs-btn-focus-box-shadow:0 0 0 3px var(--focus);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:.72rem 1.6rem;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:.98rem;text-decoration:none;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn:active{transform:scale(.98);}
.btn-primary{
  --bs-btn-bg:var(--ink);--bs-btn-border-color:var(--ink);--bs-btn-color:#F7F2E8;
  --bs-btn-hover-bg:var(--green);--bs-btn-hover-border-color:var(--green);--bs-btn-hover-color:#fff;
  --bs-btn-active-bg:var(--green);--bs-btn-active-border-color:var(--green);--bs-btn-active-color:#fff;
  --bs-btn-disabled-bg:var(--ink);--bs-btn-disabled-border-color:var(--ink);--bs-btn-disabled-opacity:.5;
  box-shadow:0 6px 18px rgba(15,47,43,.14);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-ghost{
  background:#fff;border-color:var(--line);color:var(--ink);text-decoration:none;
}
.btn-ghost:hover{background:var(--lime-soft);border-color:var(--lime);color:var(--ink-deep);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-coral{
  background:var(--coral);border-color:var(--coral);color:#fff;text-decoration:none;
  box-shadow:0 6px 18px rgba(198,74,51,.22);
}
.btn-coral:hover{background:#AD3E29;border-color:#AD3E29;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ badges ============ */
.stat-badge{
  display:inline-flex;align-items:center;gap:6px;background:var(--lime);color:var(--ink-deep);
  border-radius:999px;padding:9px 17px;font-weight:700;font-size:.86rem;line-height:1.2;
}
.stat-badge strong{font-variant-numeric:tabular-nums;font-weight:800;font-size:1rem;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;background:#EEF3EC;color:var(--green);
  border-radius:999px;padding:5px 13px;font-size:.78rem;font-weight:700;letter-spacing:.04em;
}

/* ============ breadcrumb ============ */
.crumb-bar{background:var(--sand);border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;padding:16px 0;list-style:none;font-size:.85rem;}
.breadcrumb-item{color:var(--muted);}
.breadcrumb-item a{color:var(--green);text-decoration:none;font-weight:600;}
.breadcrumb-item a:hover{color:var(--ink-deep);text-decoration:underline;}
.breadcrumb-item+.breadcrumb-item::before{
  content:"";display:inline-block;width:6px;height:6px;margin-right:8px;
  border-right:1.5px solid var(--muted);border-top:1.5px solid var(--muted);
  transform:rotate(45deg);opacity:.7;
}
.breadcrumb-item.active{color:var(--ink);font-weight:600;}

/* ============ hero ============ */
.hero-wrap{
  background:var(--grad);
  padding:44px 0 64px;
  position:relative;
  overflow:hidden;
}
.hero-wrap::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(201,242,107,.28);pointer-events:none;
}
.hero-panel{
  position:relative;background:var(--sand);border-radius:var(--radius-hero);
  padding:44px;box-shadow:0 18px 44px rgba(5,20,17,.22);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.hero-lead{font-size:1.06rem;color:var(--muted);line-height:1.8;margin-bottom:1.4em;max-width:34em;}
.hero-h1{margin-bottom:.5em;}
.hero-h1 .accent{color:var(--green-2);}
.hero-media{
  position:relative;border-radius:28px;overflow:hidden;aspect-ratio:4/3;
  box-shadow:var(--shadow-lg);background:var(--ink);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,41,38,.05) 0%,rgba(11,41,38,.62) 100%);
}
.hero-media-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;display:flex;flex-wrap:wrap;gap:8px;
}
.hero-media-cap .stat-badge{font-size:.78rem;padding:7px 13px;}

/* ============ sections ============ */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section.alt{background:var(--panel-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{color:var(--muted);margin-bottom:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:800;
  letter-spacing:.16em;color:var(--green-2);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--lime);border-radius:2px;}

/* ============ cards ============ */
.card-soft{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(27,90,75,.35);}
.split-75{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:start;}
.detail-body p{color:#2C3A35;}
.check-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:.96rem;color:#2C3A35;}
.check-list svg{flex-shrink:0;margin-top:4px;}
.side-card{padding:0;overflow:hidden;}
.side-card figure{margin:0;}
.side-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.side-card-body{padding:24px 26px 28px;}
.side-list{list-style:none;margin:0;padding:0;display:grid;gap:0;}
.side-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:var(--muted);
  padding:12px 0;border-bottom:1px dashed var(--line);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list strong{color:var(--ink);font-weight:700;}

/* ============ capability list ============ */
.cap-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 28px;}
.cap-item{
  display:flex;gap:18px;align-items:flex-start;background:var(--panel);
  border:1px solid var(--line);border-radius:22px;padding:24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(27,90,75,.35);}
.cap-num{
  flex-shrink:0;width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:#EEF3EC;color:var(--green);font-weight:800;font-variant-numeric:tabular-nums;font-size:1rem;
}
.cap-item:hover .cap-num{background:var(--lime);color:var(--ink-deep);}
.cap-item h3{margin-bottom:8px;font-size:1.08rem;}
.cap-item p{margin:0;font-size:.93rem;color:var(--muted);line-height:1.72;}

/* ============ timeline ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.tl-item{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:22px;padding:26px 22px 24px;box-shadow:var(--shadow);
}
.tl-item::before{
  content:"";position:absolute;left:26px;right:26px;top:0;height:4px;border-radius:0 0 6px 6px;
  background:var(--grad);
}
.tl-step{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;
  background:var(--ink);color:var(--lime);font-weight:800;font-size:.92rem;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:1.02rem;margin-bottom:8px;}
.tl-item p{margin:0;font-size:.9rem;color:var(--muted);line-height:1.7;}

/* ============ faq ============ */
.faq-wrap{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;}
.faq-intro p{color:var(--muted);}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-bg:transparent;--bs-accordion-btn-focus-box-shadow:0 0 0 3px var(--focus);}
.accordion-item{
  background:var(--panel);border:1px solid var(--line) !important;border-radius:20px !important;
  margin-bottom:14px;overflow:hidden;box-shadow:0 6px 18px rgba(15,47,43,.06);
  border-left:4px solid transparent !important;transition:border-color .2s ease,background .2s ease;
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-left-color:var(--lime) !important;background:var(--panel-2);}
.accordion-button{
  background:transparent;color:var(--ink-deep);font-weight:700;font-size:1rem;
  padding:20px 56px 20px 22px;border-radius:0;box-shadow:none;
  display:flex;align-items:center;gap:12px;text-align:left;
}
.accordion-button:not(.collapsed){background:transparent;color:var(--ink-deep);box-shadow:none;}
.accordion-button:focus{box-shadow:0 0 0 3px var(--focus);border-radius:12px;}
.accordion-button::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:30px;height:30px;border-radius:50%;background:#EEF3EC;color:var(--green);
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;font-weight:700;
  background-image:none;line-height:1;transition:background .18s ease,color .18s ease;
}
.accordion-button:not(.collapsed)::after{content:"−";background:var(--lime);color:var(--ink-deep);}
.accordion-body{padding:0 22px 22px;color:#2C3A35;font-size:.95rem;line-height:1.78;}
.q-num{font-variant-numeric:tabular-nums;color:var(--green-2);font-weight:800;font-size:.86rem;letter-spacing:.06em;}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* ============ CTA band ============ */
.cta-band{
  background:var(--grad);border-radius:var(--radius-hero);
  padding:52px 48px;color:#F2F7F0;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(201,242,107,.3);
}
.cta-band h2{color:#fff;max-width:20em;}
.cta-band p{color:rgba(247,242,232,.86);max-width:42em;margin-bottom:1.5em;}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-actions .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(247,242,232,.4);color:#F7F2E8;}
.cta-actions .btn-ghost:hover{background:var(--lime);border-color:var(--lime);color:var(--ink-deep);}

/* ============ footer ============ */
.site-footer{
  background:var(--ink-deep);color:rgba(247,242,232,.78);position:relative;
  padding:64px 0 28px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .brand-mark{color:#F7F2E8;font-size:1.24rem;}
.footer-brand .brand-mark em{color:var(--lime);}
.footer-brand .brand-sub{color:rgba(247,242,232,.55);border-left-color:rgba(247,242,232,.2);}
.footer-brand p{margin-top:16px;font-size:.92rem;line-height:1.75;color:rgba(247,242,232,.7);max-width:30em;}
.footer-col h4{color:#F7F2E8;font-size:.95rem;font-weight:700;margin-bottom:16px;letter-spacing:.06em;}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.footer-col a,.footer-col span{color:rgba(247,242,232,.72);font-size:.9rem;text-decoration:none;}
.footer-col a:hover{color:var(--lime);text-decoration:underline;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(247,242,232,.14);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:.82rem;color:rgba(247,242,232,.58);
}
.footer-bottom a{color:rgba(247,242,232,.72);text-decoration:none;}
.footer-bottom a:hover{color:var(--lime);}

/* ============ float cta ============ */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:4px;background:var(--ink-deep);
  border-radius:999px;padding:7px 9px;box-shadow:0 18px 44px rgba(15,47,43,.3);
}
.fc-link{
  display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 16px;
  border-radius:999px;color:#F7F2E8;font-size:.88rem;font-weight:700;text-decoration:none;
  transition:background .18s ease,color .18s ease;
}
.fc-link:hover{background:var(--lime);color:var(--ink-deep);}
.fc-sep{width:1px;height:18px;background:rgba(247,242,232,.28);}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  .hero-panel{padding:36px;}
  .hero-grid{gap:32px;}
  .split-75{gap:24px;}
}
@media (max-width:991.98px){
  body{font-size:16px;}
  .section{padding:72px 0;}
  .section.tight{padding:56px 0;}
  .hero-wrap{padding:32px 0 48px;}
  .hero-panel{padding:30px;border-radius:26px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-media{aspect-ratio:16/10;max-width:560px;}
  .split-75{grid-template-columns:1fr;}
  .cap-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr 1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:40px 32px;border-radius:26px;}
  .cta-inner{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  body{padding-bottom:76px;}
  h1{font-size:2rem;}
  h2{font-size:1.5rem;}
  section[id],div[id]{scroll-margin-top:80px;}
  .section{padding:48px 0;}
  .section.tight{padding:44px 0;}
  .hero-panel{padding:24px;border-radius:22px;}
  .hero-lead{font-size:.98rem;}
  .hero-media{aspect-ratio:16/11;border-radius:20px;}
  .card-soft{padding:22px;border-radius:22px;}
  .cap-item{padding:20px;border-radius:20px;}
  .tl-item{padding:22px 18px;border-radius:20px;}
  .timeline{grid-template-columns:1fr;}
  .btn-row .btn{width:100%;}
  .cta-band{padding:32px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    gap:10px;
  }
  .fc-link{flex:1;min-height:46px;background:rgba(255,255,255,.1);}
  .fc-link:first-of-type{background:var(--lime);color:var(--ink-deep);}
  .fc-sep{display:none;}
  .accordion-button{font-size:.95rem;padding:18px 52px 18px 18px;}
  .accordion-body{padding:0 18px 20px;}
}
@media (max-width:519.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-sub{display:none;}
  .hero-panel{padding:20px;}
  .stat-badge{font-size:.8rem;padding:8px 14px;}
}