/* roulang page: index */
:root{
  --brand:#0E1F1B;
  --accent:#C8F04C;
  --accent-2:#23D3B8;
  --warn:#FF6B2C;
  --bg:#F6F7F2;
  --bg-alt:#EDF1E7;
  --card:#FFFFFF;
  --dark:#0E1F1B;
  --text:#1B2320;
  --text-2:#5C6A64;
  --text-3:#8A968F;
  --inverse:#EAF3EE;
  --soft-cyan:#EAF7F3;
  --border:#E2E6DB;
  --border-dash:#CBD6C8;
  --r-card:16px;
  --r-img:18px;
  --r-pill:999px;
  --r-badge:6px;
  --r-input:10px;
  --sh1:0 1px 2px rgba(14,31,27,.06),0 8px 24px -12px rgba(14,31,27,.16);
  --sh2:0 2px 4px rgba(14,31,27,.08),0 16px 36px -16px rgba(14,31,27,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec-pad:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.005em;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.015em;line-height:1.3;font-weight:900}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(200,240,76,.55);color:var(--brand)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 顶部信息条 ---------- */
.info-bar{background:var(--brand);color:var(--inverse);font-size:13px;height:36px;display:flex;align-items:center}
.info-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.info-bar__domain{color:#A9C2B8;letter-spacing:.04em;font-family:"Barlow",sans-serif;font-weight:600}
.info-bar__tip{color:#D6E4DC;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.info-bar__actions{display:flex;align-items:center;gap:14px}
.info-bar__link{color:#C8F04C;transition:color .2s var(--ease)}
.info-bar__link:hover{color:#fff}
.btn-mini{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid rgba(200,240,76,.6);color:var(--accent);
  padding:3px 12px;border-radius:var(--r-pill);font-size:12px;line-height:1.6;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.btn-mini:hover{background:var(--accent);color:var(--brand);transform:translateY(-1px)}
@media (max-width:767px){.info-bar__tip{display:none}}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow .2s var(--ease)}
.site-header.is-scrolled{box-shadow:var(--sh1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;max-width:1200px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand__mark{
  width:34px;height:34px;background:var(--brand);position:relative;
  clip-path:polygon(10px 0,100% 0,100% 100%,0 100%,0 10px);
}
.brand__mark::after{content:"";position:absolute;right:7px;bottom:7px;width:9px;height:9px;border-radius:50%;background:var(--accent)}
.brand__mark::before{content:"";position:absolute;left:7px;top:9px;width:12px;height:3px;background:var(--accent-2);box-shadow:0 6px 0 rgba(200,240,76,.85)}
.brand__name{font-size:18px;font-weight:900;color:var(--brand);letter-spacing:-.01em}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{position:relative;display:inline-block;padding:10px 12px;font-size:15px;font-weight:600;color:var(--text-2);transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;background:var(--accent-2);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{background:var(--accent);height:3px;transform:scaleX(1);bottom:2px}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:var(--inverse);
  padding:11px 22px;border-radius:var(--r-pill);font-size:14px;font-weight:700;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-cta:hover{background:#16302a;transform:translateY(-2px);box-shadow:var(--sh1)}
.nav-cta span{transition:transform .2s var(--ease)}
.nav-cta:hover span{transform:translateX(4px)}
.hamburger{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.hamburger i{display:block;width:18px;height:2px;background:var(--brand);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.hamburger[aria-expanded="true"] i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger[aria-expanded="true"] i:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-overlay{position:fixed;inset:0;background:rgba(14,31,27,.4);opacity:0;visibility:hidden;transition:opacity .2s var(--ease);z-index:70}
.drawer-overlay.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:80;
  transform:translateX(102%);transition:transform .24s var(--ease);padding:24px;overflow-y:auto;display:flex;flex-direction:column;gap:8px}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer__close{width:36px;height:36px;border:1px solid var(--border);border-radius:10px;font-size:18px;line-height:1;display:grid;place-items:center}
.drawer a.drawer__link{padding:14px 4px;border-bottom:1px dashed var(--border-dash);font-weight:600;color:var(--text)}
.drawer a.drawer__link.is-active{color:var(--brand)}
.drawer .nav-cta{justify-content:center;margin-top:20px}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .hamburger{display:flex}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:var(--r-pill);font-size:15px;font-weight:700;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn i{font-style:normal;transition:transform .2s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:hover i{transform:translateX(4px)}
.btn--primary{background:var(--accent);color:var(--brand)}
.btn--primary:hover{background:#d5f76b;box-shadow:var(--sh1)}
.btn--ghost{border:1px solid rgba(234,243,238,.5);color:var(--inverse)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn--outline{border:1px solid var(--border);color:var(--brand);background:#fff}
.btn--outline:hover{border-color:var(--brand);box-shadow:var(--sh1)}
.btn--dark{background:var(--brand);color:var(--inverse)}
.btn--dark:hover{background:#16302a}
.btn[disabled],.btn.is-loading{opacity:.6;pointer-events:none}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px}
.link-more i{font-style:normal;transition:transform .2s var(--ease)}
.link-more:hover i{transform:translateX(4px)}
.link-more:hover{color:#16302a}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--brand);color:var(--inverse);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(234,243,238,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(234,243,238,.07) 1px,transparent 1px);
  background-size:40px 40px;
}
.hero::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:460px;height:460px;border-radius:50%;
  border:2px solid rgba(200,240,76,.32);border-left-color:transparent;border-top-color:transparent;transform:rotate(-18deg);pointer-events:none;
}
.hero__inner{position:relative;z-index:2;padding:78px 24px 66px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;max-width:1200px;margin:0 auto}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--accent);
  border:1px solid rgba(200,240,76,.45);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:22px;
}
.hero__eyebrow b{width:7px;height:7px;background:var(--accent);border-radius:50%;display:block}
.hero__title{font-size:44px;line-height:1.22;color:#fff;letter-spacing:-.02em}
.hero__title em{font-style:normal;color:var(--accent);border-bottom:4px solid rgba(200,240,76,.35)}
.hero__sub{margin-top:18px;font-size:16px;color:#C6D6CD;max-width:520px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__media{position:relative}
.hero__img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);box-shadow:0 26px 60px -30px rgba(0,0,0,.7)}
.hero__stats{
  position:absolute;right:-14px;bottom:-26px;background:rgba(14,31,27,.9);
  border:1px solid rgba(200,240,76,.28);border-radius:14px;padding:16px 18px;
  display:flex;gap:22px;backdrop-filter:blur(2px);
}
.hero__stats div{min-width:74px}
.hero__stats b{display:block;font-family:"Barlow",sans-serif;font-weight:800;font-size:26px;color:var(--accent);letter-spacing:-.02em;line-height:1.2}
.hero__stats span{font-size:12px;color:#A9C2B8}
.hero-bar{position:relative;z-index:2;border-top:1px solid rgba(234,243,238,.16)}
.hero-bar__inner{max-width:1200px;margin:0 auto;padding:22px 24px;display:grid;grid-template-columns:repeat(3,1fr)}
.hero-bar__item{padding:0 26px;border-left:1px solid rgba(234,243,238,.16)}
.hero-bar__item:first-child{border-left:0;padding-left:0}
.hero-bar__item b{display:block;font-family:"Barlow",sans-serif;font-size:30px;font-weight:800;color:var(--accent);letter-spacing:-.02em;line-height:1.25}
.hero-bar__item span{font-size:14px;color:#B4C7BD}
@media (max-width:1023px){
  .hero__inner{grid-template-columns:1fr;gap:40px;padding:60px 24px 52px}
  .hero__title{font-size:38px}
  .hero__stats{position:static;margin-top:18px;justify-content:space-between;right:auto;bottom:auto}
}
@media (max-width:767px){
  .hero__inner{padding:48px 16px 40px}
  .hero__title{font-size:30px}
  .hero__stats{overflow-x:auto;gap:18px}
  .hero-bar__inner{grid-template-columns:1fr;gap:14px;padding:18px 16px}
  .hero-bar__item{border-left:0;padding:0;border-top:1px dashed rgba(234,243,238,.2);padding-top:12px}
  .hero-bar__item:first-child{border-top:0;padding-top:0}
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-pad) 0;position:relative}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--brand);color:var(--inverse)}
.section--dark .section__title{color:#fff}
.section--dark .section__desc{color:#B4C7BD}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section__title{font-size:32px}
.section__title span{display:block;width:52px;height:4px;background:var(--accent);margin-bottom:16px}
.section__desc{color:var(--text-2);font-size:15px;max-width:620px;margin-top:12px}
@media (max-width:1023px){:root{--sec-pad:72px}.section__title{font-size:28px}}
@media (max-width:767px){:root{--sec-pad:56px}.section__title{font-size:24px}.section__head{flex-direction:column;align-items:flex-start;gap:14px}}

/* ---------- 价值主张条 ---------- */
.values{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.values__inner{max-width:1200px;margin:0 auto;padding:40px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.value{display:flex;gap:14px;align-items:flex-start}
.value__mark{flex:0 0 auto;width:14px;height:14px;background:var(--accent);margin-top:7px;clip-path:polygon(6px 0,100% 0,100% 100%,0 100%,0 6px)}
.value h3{font-size:16px;font-weight:700;margin-bottom:4px}
.value p{font-size:14px;color:var(--text-2);line-height:1.7}
@media (max-width:1023px){.values__inner{grid-template-columns:repeat(2,1fr);gap:22px}}
@media (max-width:520px){.values__inner{grid-template-columns:1fr;padding:32px 16px}}

/* ---------- 功能分组 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh1);position:relative;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:#D3DACB}
.card--half{grid-column:span 6}
.card--full{grid-column:span 12;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;padding:34px}
.card__icon{
  width:44px;height:44px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(200,240,76,.18);border:1px solid rgba(200,240,76,.6);color:var(--brand);
  clip-path:polygon(10px 0,100% 0,100% 100%,0 100%,0 10px);
}
.card__icon svg{width:22px;height:22px;stroke:var(--brand);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.card__title{font-size:22px;margin-bottom:12px}
.card__text{color:var(--text-2);font-size:15px;margin-bottom:18px}
.check-list{display:grid;gap:10px;margin-bottom:20px}
.check-list li{position:relative;padding-left:22px;font-size:14px;color:var(--text-2)}
.check-list li::before{content:"";position:absolute;left:0;top:8px;width:9px;height:9px;background:var(--accent-2);border-radius:2px}
.card__media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:14px}
@media (max-width:1023px){.card--half{grid-column:span 6}.card--full{grid-template-columns:1fr;padding:26px}}
@media (max-width:767px){.feature-grid{gap:16px}.card--half{grid-column:span 12}.card{padding:22px}}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;
  background-image:linear-gradient(to bottom,var(--border-dash) 50%,transparent 0);background-size:2px 12px;background-repeat:repeat-y}
.tl-item{position:relative;margin-bottom:22px}
.tl-item:last-child{margin-bottom:0}
.tl-dot{position:absolute;left:-34px;top:26px;width:14px;height:14px;background:#fff;border:2px solid var(--accent);border-radius:50%}
.tl-num{font-family:"Barlow",sans-serif;font-weight:800;font-size:30px;color:var(--accent-2);letter-spacing:-.02em;line-height:1}
.tl-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh1);display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start}
.tl-card:hover{box-shadow:var(--sh2)}
.tl-card h3{font-size:20px;margin-bottom:8px}
.tl-card p{font-size:15px;color:var(--text-2)}
.scene-cta{margin-top:32px}
@media (max-width:767px){.timeline{padding-left:22px}.tl-dot{left:-22px}.tl-card{grid-template-columns:1fr;gap:10px;padding:20px;padding-left:28px}.tl-card{padding-left:20px}}

/* ---------- 案例 ---------- */
.case-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:56px}
.case-row:last-child{margin-bottom:0}
.case-row.is-reverse .case-row__media{order:2}
.case-row__media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.case-num{display:flex;align-items:baseline;gap:8px;margin-bottom:10px}
.case-num b{font-family:"Barlow",sans-serif;font-size:48px;font-weight:800;color:var(--accent);letter-spacing:-.02em;line-height:1}
.case-num span{font-size:14px;color:var(--text-3);font-weight:600}
.case-row h3{font-size:22px;margin-bottom:10px}
.case-row p{color:var(--text-2);font-size:15px;margin-bottom:18px}
.quote{background:var(--soft-cyan);border-left:3px solid var(--accent);padding:16px 18px;font-size:15px;color:#26443C;border-radius:0 12px 12px 0}
@media (max-width:1023px){.case-row{gap:28px;margin-bottom:44px}}
@media (max-width:767px){
  .case-row{grid-template-columns:1fr;gap:20px}
  .case-row.is-reverse .case-row__media{order:0}
  .case-num b{font-size:40px}
}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:30px 26px;display:flex;flex-direction:column;box-shadow:var(--sh1);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.price-card--rec{background:var(--brand);color:var(--inverse);border-color:var(--brand);transform:translateY(-12px)}
.price-card--rec:hover{transform:translateY(-14px)}
.price-ribbon{align-self:flex-start;background:var(--warn);color:#fff;font-size:13px;font-weight:700;padding:4px 12px;border-radius:var(--r-badge);margin-bottom:14px}
.price__name{font-size:20px;font-weight:900;margin-bottom:6px}
.price__for{font-size:14px;color:var(--text-2);margin-bottom:22px}
.price-card--rec .price__for{color:#B4C7BD}
.price__amount{font-family:"Barlow",sans-serif;font-weight:800;font-size:44px;letter-spacing:-.02em;line-height:1;margin-bottom:6px}
.price-card--rec .price__amount{color:var(--accent)}
.price__unit{font-size:14px;color:var(--text-3);margin-bottom:22px}
.price-card--rec .price__unit{color:#A9C2B8}
.price__list{display:grid;gap:12px;margin-bottom:26px}
.price__list li{position:relative;padding-left:24px;font-size:14px;color:var(--text-2)}
.price-card--rec .price__list li{color:#D6E4DC}
.price__list li::before{content:"";position:absolute;left:0;top:6px;width:12px;height:12px;border:2px solid var(--accent-2);border-radius:3px}
.price__list li.is-off{color:var(--text-3)}
.price__list li.is-off::before{border-color:#C6CEC3}
.price-card .btn{margin-top:auto;width:100%}
.price-note{margin-top:22px;font-size:13px;color:var(--text-3)}
@media (max-width:1023px){.price-grid{grid-template-columns:1fr;gap:20px}.price-card--rec{transform:none}.price-card--rec:hover{transform:translateY(-2px)}}

/* ---------- CMS 资讯 ---------- */
.post-lead{display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh1);margin-bottom:24px;transition:box-shadow .2s var(--ease),transform .2s var(--ease)}
.post-lead:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.post-lead img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:14px}
.post-lead h3{font-size:24px;margin:14px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-lead p{font-size:15px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.post-card__thumb{position:relative;overflow:hidden}
.post-card__thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .22s var(--ease)}
.post-card:hover .post-card__thumb img{transform:scale(1.03)}
.badge{display:inline-flex;align-items:center;background:var(--accent-2);color:var(--brand);font-size:13px;font-weight:700;padding:3px 10px;border-radius:var(--r-badge)}
.post-card__thumb .badge{position:absolute;left:12px;top:12px}
.post-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card__body h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-top:auto}
.post-meta i{font-style:normal;color:var(--brand);font-weight:700}
.empty-state{border:1px dashed var(--border-dash);border-radius:var(--r-card);padding:48px 24px;text-align:center;color:var(--text-2);background:#fff}
.empty-state svg{width:40px;height:40px;stroke:var(--text-3);fill:none;stroke-width:1.6;margin:0 auto 14px}
.empty-state p{font-size:15px;margin-bottom:10px}
@media (max-width:1023px){.post-grid{grid-template-columns:repeat(2,1fr)}.post-lead{grid-template-columns:1fr;gap:20px}}
@media (max-width:767px){.post-grid{grid-template-columns:1fr;gap:16px}}

/* ---------- FAQ ---------- */
.faq{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px dashed var(--border-dash)}
.faq-item:first-child{border-top:1px dashed var(--border-dash)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;
  padding:22px 4px;font-size:18px;font-weight:600;color:var(--text);transition:color .2s var(--ease)}
.faq-q:hover{color:#16302a}
.faq-q .faq-icon{flex:0 0 auto;width:28px;height:28px;border:1px solid rgba(200,240,76,.8);border-radius:50%;display:grid;place-items:center;
  font-size:16px;line-height:1;color:var(--brand);background:rgba(200,240,76,.2);transition:background .2s var(--ease),transform .2s var(--ease)}
.faq-q[aria-expanded="true"] .faq-icon{background:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s var(--ease)}
.faq-a p{padding:0 4px 22px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA 横幅 ---------- */
.cta-banner{background:var(--brand);color:var(--inverse);position:relative;overflow:hidden}
.cta-banner::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(234,243,238,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(234,243,238,.07) 1px,transparent 1px);
  background-size:40px 40px}
.cta-banner::after{content:"";position:absolute;left:-70px;bottom:-110px;width:300px;height:300px;
  background:rgba(200,240,76,.14);clip-path:polygon(60px 0,100% 0,100% 100%,0 100%,0 60px)}
.cta-banner__inner{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:60px 24px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-banner h2{font-size:28px;color:#fff;margin-bottom:10px}
.cta-banner p{color:#B4C7BD;font-size:15px}
@media (max-width:767px){.cta-banner__inner{flex-direction:column;align-items:stretch;padding:44px 16px}.cta-banner h2{font-size:22px}.cta-banner .btn{width:100%}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:var(--inverse);padding:66px 0 0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(234,243,238,.14)}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand .brand__mark{background:var(--accent)}
.foot-brand .brand__mark::before{background:var(--brand)}
.foot-brand .brand__mark::after{background:var(--brand)}
.foot-brand span{font-size:17px;font-weight:900;color:#fff}
.foot-col p{font-size:14px;color:#A9C2B8;line-height:1.85}
.foot-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:14px;color:#A9C2B8;transition:color .2s var(--ease)}
.foot-col a:hover{color:var(--accent)}
.foot-bottom{max-width:1200px;margin:0 auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:#8FA79D}
.foot-bottom span{font-family:"Barlow",sans-serif;letter-spacing:.03em}
@media (max-width:1023px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}.foot-bottom{flex-direction:column;align-items:flex-start}}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .22s var(--ease),transform .22s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --ink:#0E1F1B;
  --ink-soft:#1B2320;
  --lime:#C8F04C;
  --cyan:#23D3B8;
  --orange:#FF6B2C;
  --bg:#F6F7F2;
  --bg-alt:#EDF1E7;
  --card:#FFFFFF;
  --text:#1B2320;
  --muted:#5C6A64;
  --faint:#8A968F;
  --line:#E2E6DB;
  --line-dash:#CBD6C8;
  --inv:#EAF3EE;
  --mint:#EAF7F3;
  --r-card:16px;
  --r-img:18px;
  --r-btn:999px;
  --r-badge:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(14,31,27,.06), 0 8px 24px -12px rgba(14,31,27,.16);
  --sh-2:0 2px 4px rgba(14,31,27,.08), 0 16px 36px -16px rgba(14,31,27,.24);
  --t:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit;margin:0}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:4px}
.num{font-family:"Barlow","Noto Sans SC",sans-serif;font-weight:800;letter-spacing:-.02em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:#A9C2B8;font-size:13px;height:36px;display:flex;align-items:center}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar__domain{letter-spacing:.02em;color:#8FA79E}
.topbar__tip{flex:1;text-align:center;color:#B7C8BF}
.topbar__actions{display:flex;align-items:center;gap:12px}
.topbar__link{color:#B7C8BF;transition:color var(--t)}
.topbar__link:hover{color:var(--lime)}
.mini-btn{border:1px solid rgba(200,240,76,.55);color:var(--lime);border-radius:999px;padding:3px 12px;font-size:12px;line-height:1.6;transition:background var(--t),color var(--t),border-color var(--t)}
.mini-btn:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t)}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:900;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.brand__mark{position:relative;width:26px;height:26px;background:var(--lime);clip-path:polygon(0 0,100% 0,100% 100%,34% 100%);flex:0 0 auto}
.brand__mark::after{content:"";position:absolute;right:4px;bottom:4px;width:7px;height:7px;border-radius:50%;background:var(--ink)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--muted);padding:6px 0;transition:color var(--t)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink)}
.nav-link.is-active::after{height:3px;background:var(--lime);transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);transition:transform var(--t),opacity var(--t)}
.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)}
.drawer-mask{position:fixed;inset:0;background:rgba(14,31,27,.4);opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:90}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:95;transform:translateX(102%);transition:transform 220ms ease-out;padding:24px;overflow-y:auto;box-shadow:-16px 0 40px -24px rgba(14,31,27,.4)}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer__close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;line-height:1}
.drawer__links{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.drawer__links a{padding:12px 10px;border-radius:10px;font-weight:600;color:var(--muted);border:1px solid transparent;transition:background var(--t),color var(--t),border-color var(--t)}
.drawer__links a:hover{background:var(--bg-alt);color:var(--ink);border-color:var(--line)}
.drawer__links a.is-active{color:var(--ink);background:var(--mint);border-color:#CDE9E1}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);padding:12px 24px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);white-space:nowrap}
.btn .arrow{transition:transform var(--t)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:rgba(234,243,238,.35);color:var(--inv)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 文章头部 ---------- */
.article-hero{position:relative;background:var(--ink);color:var(--inv);padding:44px 0 56px;overflow:hidden}
.article-hero__bg{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center;opacity:.16;pointer-events:none}
.article-hero__grid{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(200,240,76,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(200,240,76,.07) 1px,transparent 1px);background-size:40px 40px}
.article-hero__arc{position:absolute;right:-40px;bottom:-60px;width:320px;height:320px;border:2px solid rgba(200,240,76,.5);border-radius:50%;border-left-color:transparent;border-top-color:transparent;transform:rotate(-18deg);pointer-events:none}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#8FA79E;margin-bottom:22px}
.breadcrumb a{color:#A9C2B8;transition:color var(--t)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:#5E7269}
.breadcrumb .current{color:var(--inv);font-weight:700}
.article-hero h1{font-size:48px;line-height:1.22;letter-spacing:-.02em;color:#fff;font-weight:900;max-width:900px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;font-size:13px;color:#A9C2B8}
.badge{display:inline-flex;align-items:center;gap:6px;background:var(--cyan);color:var(--ink);border-radius:var(--r-badge);padding:4px 12px;font-size:13px;font-weight:700}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-dot{width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block}

/* ---------- 正文布局 ---------- */
.article-main{padding:56px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:48px}
.article-body{max-width:760px;width:100%;margin:0 auto}
.prose{font-size:16.5px;line-height:1.9;color:var(--text)}
.prose > *:first-child{margin-top:0}
.prose h2{font-size:26px;line-height:1.45;letter-spacing:-.01em;color:var(--ink);margin:2.2em 0 .8em;padding-left:16px;position:relative}
.prose h2::before{content:"";position:absolute;left:0;top:.3em;width:6px;height:1em;background:var(--lime);border-radius:2px}
.prose h3{font-size:20px;line-height:1.5;letter-spacing:-.01em;color:var(--ink);margin:1.9em 0 .6em}
.prose h4{font-size:17px;color:var(--ink);margin:1.6em 0 .5em}
.prose p{margin:0 0 1.2em}
.prose ul{list-style:none;padding-left:1.35em;margin:0 0 1.2em}
.prose ul > li{position:relative;margin:.45em 0}
.prose ul > li::before{content:"";position:absolute;left:-1.15em;top:.78em;width:7px;height:7px;background:var(--lime);border-radius:1px;transform:rotate(45deg)}
.prose ol{list-style:decimal;padding-left:1.6em;margin:0 0 1.2em}
.prose ol > li{margin:.45em 0}
.prose li > ul,.prose li > ol{margin:.4em 0}
.prose blockquote{margin:1.6em 0;padding:14px 20px;background:var(--mint);border-left:3px solid var(--lime);border-radius:0 12px 12px 0;color:#22312A}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:12px;margin:1.6em auto;max-width:100%;height:auto}
.prose figure{margin:1.6em 0}
.prose figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--faint)}
.prose a{color:#0F8E7C;text-decoration:underline;text-decoration-color:rgba(35,211,184,.55);text-underline-offset:3px;transition:color var(--t),text-decoration-color var(--t)}
.prose a:hover{color:var(--ink);text-decoration-color:var(--lime)}
.prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.prose th{background:var(--ink);color:#fff;text-align:left;padding:12px 14px;font-weight:700;border:1px solid var(--ink)}
.prose td{border:1px solid var(--line);padding:11px 14px;background:#fff}
.prose hr{border:none;border-top:1px dashed var(--line-dash);margin:2em 0}
.prose code{background:var(--bg-alt);border-radius:6px;padding:2px 6px;font-size:14px}

/* ---------- 目录 ---------- */
.article-toc{display:none}
.toc-card{position:sticky;top:104px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.toc-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--faint);margin-bottom:12px}
.toc-link{display:block;font-size:14px;color:var(--muted);padding:7px 0 7px 12px;border-left:2px solid transparent;transition:color var(--t),border-color var(--t)}
.toc-link:hover{color:var(--ink)}
.toc-link.is-h2{font-weight:600;color:var(--ink-soft)}
.toc-link.is-h3{padding-left:22px;font-size:13.5px}
.toc-link.is-current{color:var(--ink);border-left-color:var(--lime);font-weight:700}

/* ---------- 文末操作条 ---------- */
.post-actions{margin-top:48px;padding-top:28px;border-top:1px dashed var(--line-dash);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.post-actions__note{font-size:14px;color:var(--muted)}
.post-actions__btns{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 空态 ---------- */
.empty-state{border:1px dashed var(--line-dash);border-radius:var(--r-card);padding:48px 28px;text-align:center;background:#fff}
.empty-state__icon{width:52px;height:52px;margin:0 auto 18px;border-radius:14px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.empty-state__icon span{width:20px;height:20px;background:var(--lime);clip-path:polygon(0 0,100% 0,100% 100%,34% 100%)}
.empty-title{font-size:22px;font-weight:800;color:var(--ink);margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:20px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section--alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:32px;line-height:1.3;letter-spacing:-.015em;color:var(--ink);font-weight:900}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.1em;color:#0F8E7C;margin-bottom:14px}
.eyebrow::before{content:"";width:18px;height:3px;background:var(--lime);border-radius:2px}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t);clip-path:polygon(12px 0,100% 0,100% 100%,0 100%,0 12px);display:flex;flex-direction:column}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6DED0}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--mint)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 220ms ease-out}
.card:hover .card__media img{transform:scale(1.03)}
.card__badge{position:absolute;left:12px;top:12px;background:var(--cyan);color:var(--ink);font-size:13px;font-weight:700;border-radius:var(--r-badge);padding:4px 10px}
.card__body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__body h3{font-size:19px;line-height:1.5;color:var(--ink);letter-spacing:-.01em}
.card__body p{font-size:14.5px;color:var(--muted);line-height:1.75}
.card__foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--faint);border-top:1px solid var(--line)}
.card__more{color:var(--ink);font-weight:700;display:inline-flex;align-items:center;gap:6px;transition:color var(--t),gap var(--t)}
.card__more:hover{color:#0F8E7C;gap:10px}

/* ---------- CTA 横幅 ---------- */
.cta-banner{position:relative;background:var(--ink);color:var(--inv);overflow:hidden;padding:56px 0}
.cta-banner__grid{position:absolute;inset:0;background-image:linear-gradient(rgba(200,240,76,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(200,240,76,.06) 1px,transparent 1px);background-size:40px 40px;pointer-events:none}
.cta-banner::after{content:"";position:absolute;right:6%;top:-70px;width:240px;height:240px;border:2px solid rgba(200,240,76,.35);border-radius:50%;border-left-color:transparent;border-bottom-color:transparent;pointer-events:none}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta-inner h2{font-size:28px;line-height:1.35;letter-spacing:-.015em;color:#fff;font-weight:900}
.cta-inner p{margin-top:10px;color:#A9C2B8;font-size:15px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#A9C2B8;padding:64px 0 0;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:14px}
.foot-col p{font-size:14px;line-height:1.85;color:#9DB3A9}
.foot-col h4{font-size:14px;font-weight:700;color:#EAF3EE;margin-bottom:14px;letter-spacing:.02em}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col ul a{font-size:14px;color:#A9C2B8;transition:color var(--t)}
.foot-col ul a:hover{color:var(--lime)}
.foot-bottom{margin-top:48px;border-top:1px solid rgba(234,243,238,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#7E948B}
.foot-bottom span{display:inline-block}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 420ms ease-out,transform 420ms ease-out}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-toc{display:none !important}
}
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,760px) 240px;justify-content:center}
  .article-body{margin:0}
  .article-toc{display:block}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .section{padding:72px 0}
  .article-hero h1{font-size:38px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .topbar__tip{display:none}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .article-hero{padding:32px 0 44px}
  .article-hero h1{font-size:30px}
  .article-main{padding:40px 0 56px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-inner .btn{width:100%}
  .section-head h2{font-size:24px}
  .cta-inner h2{font-size:23px}
  .foot-grid{grid-template-columns:1fr}
  .post-actions{flex-direction:column;align-items:flex-start}
  .post-actions__btns{width:100%}
  .post-actions__btns .btn{width:100%}
  .prose h2{font-size:22px}
  .prose h3{font-size:18px}
  .prose table{font-size:14px}
}
@media (max-width:480px){
  body{font-size:15.5px}
  .article-hero h1{font-size:26px}
  .brand{font-size:17px}
  .btn{padding:11px 20px;font-size:14.5px}
  .btn-block{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#0E1F1B;
  --ink-soft:#16302A;
  --lime:#C8F04C;
  --cyan:#23D3B8;
  --orange:#FF6B2C;
  --bg:#F6F7F2;
  --bg-alt:#EDF1E7;
  --card:#FFFFFF;
  --text:#1B2320;
  --muted:#5C6A64;
  --faint:#8A968F;
  --line:#E2E6DB;
  --line-dash:#CBD6C8;
  --inv:#EAF3EE;
  --tint:#EAF7F3;
  --r-card:16px;
  --r-img:18px;
  --r-pill:999px;
  --r-badge:6px;
  --r-input:10px;
  --sh1:0 1px 2px rgba(14,31,27,.06), 0 8px 24px -12px rgba(14,31,27,.16);
  --sh2:0 2px 4px rgba(14,31,27,.08), 0 16px 36px -16px rgba(14,31,27,.24);
  --ease:200ms ease-out;
  --cut:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
input,textarea,select{font:inherit}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:4px}
::selection{background:var(--lime);color:var(--ink)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:var(--inv);height:36px;display:flex;align-items:center;font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.topbar__domain{letter-spacing:.02em;color:#A9C2B8}
.topbar__tip{color:#C9DDD3}
.topbar__actions{display:flex;align-items:center;gap:14px}
.topbar__link{color:var(--inv);border-bottom:1px solid transparent;transition:color var(--ease),border-color var(--ease)}
.topbar__link:hover{color:var(--lime);border-color:var(--lime)}
.btn-mini{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(200,240,76,.55);color:var(--lime);font-size:12px;line-height:1.6;
  transition:background var(--ease),color var(--ease);
}
.btn-mini:hover{background:var(--lime);color:var(--ink)}
@media (max-width:767px){.topbar__tip,.topbar__link{display:none}}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(14,31,27,.35)}
.nav-wrap{display:flex;align-items:center;gap:32px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  position:relative;width:28px;height:28px;background:var(--ink);flex:0 0 auto;
  clip-path:polygon(9px 0,100% 0,100% 100%,0 100%,0 9px);
}
.brand__mark::after{
  content:"";position:absolute;right:5px;bottom:5px;width:8px;height:8px;border-radius:50%;background:var(--lime);
}
.brand__text{font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--muted);padding:6px 0;
  transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--cyan);
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink)}
.nav-link.is-active::after{transform:scaleX(1);height:3px;background:var(--lime)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;
  cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;margin:3px auto}
.nav-toggle:hover{border-color:var(--ink)}
@media (max-width:1279px){.nav-links{gap:16px}.nav-link{font-size:14px}}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .nav-actions .btn{display:none}
  .nav-wrap{justify-content:space-between;height:64px}
}
@media (min-width:1024px){.nav-toggle{display:none}}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,31,27,.4);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:#fff;z-index:80;
  transform:translateX(100%);transition:transform 240ms ease-out;
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer__close{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;
  font-size:20px;line-height:1;display:grid;place-items:center;transition:border-color var(--ease),color var(--ease);
}
.drawer__close:hover{border-color:var(--ink);color:var(--ink)}
.drawer__nav{display:flex;flex-direction:column;gap:2px;margin-bottom:24px}
.drawer__nav a{
  padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--muted);
  border:1px solid transparent;transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.drawer__nav a:hover{background:var(--bg-alt);color:var(--ink)}
.drawer__nav a.is-active{background:var(--bg-alt);color:var(--ink);border-color:var(--line)}
.drawer__cta{width:100%;justify-content:center}
body.no-scroll{overflow:hidden}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.4;border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn__arrow{transition:transform var(--ease)}
.btn:hover .btn__arrow{transform:translateX(4px)}
.btn--primary{background:var(--lime);color:var(--ink)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.btn--primary:active{transform:translateY(0)}
.btn--primary[disabled],.btn--primary.is-loading{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}
.btn--ghost{background:transparent;border-color:rgba(234,243,238,.45);color:var(--inv)}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn--outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--outline:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh1)}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;background:var(--ink);color:var(--inv);overflow:hidden;
  padding:64px 0 72px;
}
.page-hero__bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.28;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(234,243,238,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(234,243,238,.05) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
}
.page-hero__arc{
  position:absolute;right:-60px;bottom:-40px;width:320px;height:320px;border-radius:50%;
  border:2px solid rgba(200,240,76,.35);border-left-color:transparent;border-top-color:transparent;
  pointer-events:none;
}
.page-hero__inner{position:relative;z-index:2;max-width:820px}
.crumb{font-size:13px;color:#9FB6AC;display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:18px}
.crumb a{color:#9FB6AC;transition:color var(--ease)}
.crumb a:hover{color:var(--lime)}
.crumb .sep{color:#5E7A6F}
.crumb .current{color:var(--inv);font-weight:700}
.page-hero h1{
  font-size:44px;line-height:1.25;letter-spacing:-.02em;font-weight:700;color:#fff;margin-bottom:16px;
}
.page-hero p{font-size:17px;color:#C9DDD3;max-width:640px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag-badge{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-badge);
  background:rgba(35,211,184,.16);color:var(--cyan);font-size:13px;font-weight:600;
}

/* ---------- 板块 ---------- */
.section{padding:96px 0}
.section--alt{background:var(--bg-alt)}
.section--tight{padding:72px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--muted);
  letter-spacing:.08em;margin-bottom:14px;
}
.eyebrow::before{content:"";width:10px;height:10px;background:var(--lime);border-radius:2px}
h2{font-size:32px;line-height:1.35;letter-spacing:-.015em;font-weight:700;color:var(--ink)}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}

/* ---------- 功能网格 ---------- */
.f-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.f-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.f-card:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:#D2DACB}
.f-icon{
  width:46px;height:46px;border-radius:12px;border:1px solid var(--lime);
  background:rgba(200,240,76,.14);display:grid;place-items:center;color:var(--ink);margin-bottom:18px;
}
.f-icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.f-card h3{font-size:20px;line-height:1.45;font-weight:700;color:var(--ink);margin-bottom:10px}
.f-card p{font-size:14px;color:var(--muted);line-height:1.85}
@media (max-width:1023px){.f-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.f-grid{grid-template-columns:1fr;gap:16px}}

/* ---------- 对照表 ---------- */
.table-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh1);overflow:hidden;
}
.table-scroll{overflow-x:auto}
.cmp-table{width:100%;border-collapse:collapse;min-width:560px}
.cmp-table thead th{
  background:var(--ink);color:#fff;font-size:14px;font-weight:700;text-align:left;
  padding:16px 24px;letter-spacing:.02em;
}
.cmp-table tbody td{
  padding:18px 24px;border-bottom:1px solid var(--line);font-size:15px;color:var(--text);vertical-align:top;
}
.cmp-table tbody tr:last-child td{border-bottom:none}
.cmp-table tbody tr{transition:background var(--ease)}
.cmp-table tbody tr:hover{background:var(--bg-alt)}
.cmp-table td .path{
  display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);
}
.cmp-table td .path::before{content:"";width:8px;height:8px;background:var(--cyan);border-radius:2px;flex:0 0 auto}
.cmp-table td .use{color:var(--muted);font-size:14px}

/* ---------- 深色图文 ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.split__media{position:relative}
.split__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  clip-path:polygon(var(--cut) 0,100% 0,100% 100%,0 100%,0 var(--cut));
}
.split__media::after{
  content:"";position:absolute;left:0;bottom:-14px;width:64%;height:3px;background:var(--lime);opacity:.85;
}
.split__body h2{color:var(--inv)}
.split__body .eyebrow{color:#9FB6AC}
.split__body .eyebrow::before{background:var(--lime)}
.split__body p{color:#C9DDD3;margin-top:14px;font-size:15px}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:12px;font-size:15px;color:#DCEAE3;line-height:1.75}
.check-list li::before{
  content:"";flex:0 0 auto;width:9px;height:9px;margin-top:9px;background:var(--lime);border-radius:2px;
}
.split__body .btn{margin-top:28px}
@media (max-width:1023px){.split{grid-template-columns:1fr;gap:32px}}

/* ---------- 相关分类胶囊 ---------- */
.pill-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
.pill{
  display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:15px;font-weight:600;color:var(--ink);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.pill::after{content:"→";font-size:15px;color:var(--cyan);transition:transform var(--ease)}
.pill:hover{transform:translateY(-2px);box-shadow:var(--sh1);border-color:var(--cyan)}
.pill:hover::after{transform:translateX(4px)}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;background:var(--ink);color:var(--inv);overflow:hidden;
  border-radius:24px;padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(234,243,238,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(234,243,238,.05) 1px,transparent 1px);
  background-size:40px 40px;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;
  background:rgba(200,240,76,.10);
  clip-path:polygon(60px 0,100% 0,100% 100%,0 100%,0 60px);
  pointer-events:none;
}
.cta-band__text{position:relative;z-index:2;max-width:640px}
.cta-band h2{color:#fff;font-size:28px;letter-spacing:-.015em}
.cta-band p{color:#C9DDD3;margin-top:10px;font-size:15px}
.cta-band .btn{position:relative;z-index:2}
@media (max-width:767px){
  .cta-band{flex-direction:column;align-items:stretch;padding:36px 24px;border-radius:20px}
  .cta-band .btn{width:100%;justify-content:center}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#A9C2B8;margin-top:96px;padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;font-weight:700;font-size:17px}
.foot-brand .brand__mark{background:#16302A}
.foot-col p{font-size:14px;line-height:1.85;color:#A9C2B8}
.foot-col h4{font-size:14px;font-weight:700;color:#EAF3EE;margin-bottom:16px;letter-spacing:.02em}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col ul a{font-size:14px;color:#A9C2B8;transition:color var(--ease)}
.foot-col ul a:hover{color:var(--lime)}
.foot-bottom{
  border-top:1px solid rgba(234,243,238,.12);padding:20px 24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#7E958B;max-width:1280px;margin:0 auto;
}
@media (max-width:1023px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:767px){
  .site-footer{margin-top:56px;padding-top:44px}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .45s ease-out,transform .45s ease-out}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式字号 ---------- */
@media (max-width:1023px){
  .section{padding:72px 0}
  .page-hero{padding:48px 0 56px}
  .page-hero h1{font-size:38px}
  h2{font-size:28px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .page-hero h1{font-size:30px}
  .page-hero p{font-size:15px}
  h2{font-size:24px}
  .f-card h3{font-size:18px}
  .cta-band h2{font-size:22px}
  .btn{width:100%;justify-content:center}
  .pill{width:100%;justify-content:space-between}
}
@media (max-width:480px){
  .page-hero h1{font-size:26px}
  h2{font-size:22px}
  .f-card{padding:20px}
  .cmp-table thead th,.cmp-table tbody td{padding:14px 16px}
}

/* roulang page: category2 */
:root{
  --ink:#0E1F1B;
  --lime:#C8F04C;
  --cyan:#23D3B8;
  --orange:#FF6B2C;
  --bg:#F6F7F2;
  --bg-alt:#EDF1E7;
  --card:#FFFFFF;
  --text:#1B2320;
  --muted:#5C6A64;
  --faint:#8A968F;
  --inv:#EAF3EE;
  --line:#E2E6DB;
  --dash:#CBD6C8;
  --r-card:16px;
  --r-img:18px;
  --r-btn:999px;
  --r-badge:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(14,31,27,.06), 0 8px 24px -12px rgba(14,31,27,.16);
  --sh-2:0 2px 4px rgba(14,31,27,.08), 0 16px 36px -16px rgba(14,31,27,.24);
  --ease:180ms ease-out;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
h1,h2,h3,h4{letter-spacing:-.015em;line-height:1.3;font-weight:700}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:4px}
::selection{background:var(--lime);color:var(--ink)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){ .container{max-width:1280px} }

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--ink);
  color:#B9CFC4;
  font-size:13px;
  min-height:36px;
  display:flex;
  align-items:center;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:8px 24px;
}
@media (min-width:1440px){ .topbar__inner{max-width:1280px} }
.topbar__domain{letter-spacing:.06em;color:#8FB3A4;font-family:"Barlow","Noto Sans SC",sans-serif}
.topbar__hint{color:#A9C2B8}
.topbar__right{display:flex;align-items:center;gap:12px}
.topbar__link{color:#CFE3D7;transition:color var(--ease)}
.topbar__link:hover{color:var(--lime)}
.topbar__mini{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border:1px solid rgba(200,240,76,.5);
  color:var(--lime);
  border-radius:var(--r-btn);
  padding:3px 12px;
  font-size:12px;
  transition:background var(--ease),color var(--ease);
}
.topbar__mini:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.topbar__mini:active{transform:translateY(1px)}
@media (max-width:767px){
  .topbar__hint{display:none}
}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -16px rgba(14,31,27,.28)}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:900;
  font-size:18px;
  color:var(--ink);
  letter-spacing:-.02em;
  white-space:nowrap;
}
.brand__mark{
  width:26px;height:26px;
  background:var(--ink);
  clip-path:polygon(10px 0,100% 0,100% 100%,0 100%,0 10px);
  position:relative;
  flex:none;
}
.brand__mark::after{
  content:"";
  position:absolute;
  right:6px;bottom:6px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--lime);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  padding:6px 0;
  transition:color var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--cyan);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink)}
.nav-link.is-active::after{background:var(--lime);height:3px;transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:8px}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--ease)}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

@media (max-width:1023px){
  .nav-links{gap:16px}
  .nav-link{font-size:14px}
}
@media (max-width:900px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{display:flex}
  .nav-actions{margin-left:auto}
}

/* 抽屉 */
.drawer{
  position:fixed;
  top:0;right:0;
  width:84vw;
  max-width:360px;
  height:100%;
  background:#fff;
  z-index:90;
  transform:translateX(102%);
  transition:transform 220ms ease-out;
  padding:24px 20px;
  display:flex;
  flex-direction:column;
  gap:22px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between}
.drawer__title{font-size:15px;font-weight:700;color:var(--muted)}
.drawer__close{
  width:40px;height:40px;border:1px solid var(--line);border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--ink);
}
.drawer__close:hover{background:var(--bg-alt)}
.drawer__list{display:flex;flex-direction:column;gap:4px}
.drawer__list a{
  padding:12px 14px;
  border-radius:12px;
  font-weight:600;
  color:var(--text);
  transition:background var(--ease),color var(--ease);
}
.drawer__list a:hover{background:var(--bg-alt)}
.drawer__list a.is-active{background:var(--ink);color:var(--lime)}
.overlay{
  position:fixed;
  inset:0;
  background:rgba(14,31,27,.4);
  z-index:80;
  opacity:0;
  visibility:hidden;
  transition:opacity 220ms ease-out,visibility 220ms ease-out;
}
.overlay.is-open{opacity:1;visibility:visible}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  padding:12px 24px;
  border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  cursor:pointer;
}
.btn .arw{transition:transform var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:hover .arw{transform:translateX(4px)}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--lime);color:var(--ink);box-shadow:var(--sh-1)}
.btn--primary:hover{box-shadow:var(--sh-2)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{box-shadow:var(--sh-2)}
.btn--ghost{border-color:rgba(234,243,238,.4);color:var(--inv)}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime)}
.btn--outline{border-color:var(--line);color:var(--ink);background:#fff}
.btn--outline:hover{border-color:var(--ink)}
.btn--sm{padding:9px 18px;font-size:14px}
.btn[disabled],.btn.is-loading{opacity:.6;pointer-events:none}

/* ============ 页头 ============ */
.page-head{
  position:relative;
  background:var(--ink);
  color:var(--inv);
  overflow:hidden;
  padding:64px 0 72px;
}
.page-head__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.page-head__grid{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:40px 40px;
  opacity:.7;
  pointer-events:none;
}
.page-head__arc{
  position:absolute;
  right:-190px;
  bottom:-280px;
  width:520px;height:520px;
  border:2px solid rgba(200,240,76,.35);
  border-radius:50%;
  pointer-events:none;
}
.page-head__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.crumb{font-size:13px;color:#8FB3A4;display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.crumb a:hover{color:var(--lime)}
.crumb .sep{color:#4E6B5E}
.crumb .cur{color:var(--inv);font-weight:700}
.page-head h1{
  font-size:44px;
  font-weight:900;
  line-height:1.22;
  letter-spacing:-.02em;
}
.page-head h1 .hl{position:relative;white-space:nowrap}
.page-head h1 .hl::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:2px;
  height:6px;
  background:rgba(200,240,76,.35);
  border-radius:3px;
  z-index:-1;
}
.page-head .lede{
  margin-top:18px;
  font-size:17px;
  color:#C7DCD1;
  max-width:34em;
}
.page-head__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.page-head__facts{
  display:flex;
  gap:28px;
  margin-top:34px;
  padding-top:22px;
  border-top:1px solid rgba(234,243,238,.16);
  flex-wrap:wrap;
}
.fact__num{font-family:"Barlow",sans-serif;font-size:32px;font-weight:800;color:var(--lime);letter-spacing:-.02em;line-height:1}
.fact__label{font-size:13px;color:#9DBBAD;margin-top:6px}
.page-head__figure{
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid rgba(234,243,238,.16);
  aspect-ratio:16/10;
  background:#132925;
}
.page-head__figure img{width:100%;height:100%;object-fit:cover}
@media (max-width:1023px){
  .page-head__inner{grid-template-columns:1fr;gap:34px}
  .page-head h1{font-size:34px}
}
@media (max-width:767px){
  .page-head{padding:42px 0 52px}
  .page-head h1{font-size:28px}
  .page-head .lede{font-size:16px}
  .page-head__facts{gap:20px}
  .fact__num{font-size:26px}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section--alt{background:var(--bg-alt)}
.section--tight{padding:72px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--muted);
  text-transform:none;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:10px;height:10px;background:var(--lime);border-radius:2px}
.sec-head h2{font-size:32px}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px}
@media (max-width:1023px){
  .section{padding:72px 0}
  .sec-head h2{font-size:28px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .sec-head{margin-bottom:30px}
  .sec-head h2{font-size:24px}
}

/* ============ 卡片 ============ */
.card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:26px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:14px;height:14px;
  background:var(--bg-alt);
  clip-path:polygon(0 0,100% 0,0 100%);
  border-top-left-radius:var(--r-card);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6DDCF}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.card__link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:18px;
  font-size:14px;
  font-weight:700;
  color:var(--ink);
  border-bottom:2px solid var(--lime);
  padding-bottom:2px;
  transition:color var(--ease),gap var(--ease);
}
.card__link:hover{color:#0a1a16;gap:10px}

/* ============ 准备清单（图文块） ============ */
.prep-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.prep-figure{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:4/3;background:var(--bg-alt)}
.prep-figure img{width:100%;height:100%;object-fit:cover}
.check-list{margin-top:26px;display:flex;flex-direction:column;gap:18px}
.check-list li{display:flex;gap:14px;align-items:flex-start}
.check-list .mark{
  flex:none;
  width:14px;height:14px;
  margin-top:8px;
  background:var(--lime);
  clip-path:polygon(0 0,100% 0,100% 100%,0 100%);
  border-radius:2px;
}
.check-list strong{display:block;font-size:16px;color:var(--ink);font-weight:700}
.check-list span{font-size:15px;color:var(--muted)}
@media (max-width:900px){
  .prep-grid{grid-template-columns:1fr;gap:28px}
}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:8px}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:14px;
  bottom:14px;
  border-left:2px dashed var(--dash);
}
.step{position:relative;display:grid;grid-template-columns:56px 1fr;gap:20px;padding-bottom:34px}
.step:last-child{padding-bottom:0}
.step__dot{
  position:relative;
  z-index:2;
  width:14px;height:14px;
  margin:26px auto 0;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--lime);
  box-shadow:0 0 0 4px rgba(200,240,76,.18);
}
.step__card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:24px 26px;
  position:relative;
  transition:transform var(--ease),box-shadow var(--ease);
}
.step__card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.step__badge{
  position:absolute;
  top:22px;right:24px;
  font-family:"Barlow",sans-serif;
  font-size:18px;
  font-weight:800;
  color:var(--lime);
  background:var(--ink);
  border-radius:8px;
  padding:2px 10px;
  letter-spacing:.02em;
}
.step__card h3{font-size:22px;padding-right:66px}
.step__card p{margin-top:10px;color:var(--muted);font-size:15px}
.step__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.tag{
  display:inline-flex;
  align-items:center;
  font-size:13px;
  font-weight:600;
  color:#0E3B33;
  background:#E4F7F2;
  border-radius:var(--r-badge);
  padding:3px 10px;
}
@media (max-width:767px){
  .timeline::before{left:7px}
  .step{grid-template-columns:28px 1fr;gap:12px;padding-bottom:22px}
  .step__dot{margin:22px 0 0 0}
  .step__card{padding:20px 18px}
  .step__card h3{font-size:19px;padding-right:56px}
  .step__badge{top:16px;right:16px;font-size:16px;padding:2px 8px}
}

/* ============ 提示框 ============ */
.notices{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:8px}
.notice{
  border-left:3px solid var(--cyan);
  background:#EAF7F3;
  border-radius:0 12px 12px 0;
  padding:20px 22px;
}
.notice__label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  color:#0E3B33;
  margin-bottom:8px;
}
.notice__label::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan)}
.notice p{color:#2B4640;font-size:15px}
@media (max-width:900px){
  .notices{grid-template-columns:1fr}
}

/* ============ 深色横向卡 ============ */
.dark-band{
  position:relative;
  background:var(--ink);
  color:var(--inv);
  border-radius:20px;
  overflow:hidden;
  padding:48px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
}
.dark-band__grid{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
}
.dark-band__inner{position:relative;z-index:2}
.dark-band h2{font-size:28px;color:#fff}
.dark-band p{margin-top:14px;color:#B9CFC4;font-size:15px}
.dark-list{margin-top:24px;display:flex;flex-direction:column;gap:14px}
.dark-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#D6E6DD}
.dark-list .mark{flex:none;width:12px;height:12px;background:var(--lime);border-radius:2px;margin-top:8px}
.dark-band__figure{border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;position:relative;z-index:2;border:1px solid rgba(234,243,238,.14)}
.dark-band__figure img{width:100%;height:100%;object-fit:cover}
@media (max-width:900px){
  .dark-band{grid-template-columns:1fr;padding:32px 24px}
  .dark-band h2{font-size:23px}
}

/* ============ 相关分类胶囊 ============ */
.pills{display:flex;flex-wrap:wrap;gap:14px}
.pill{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.pill::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan)}
.pill:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFD8C7;color:#0a1a16}
.pill:active{transform:translateY(0)}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;
  background:var(--ink);
  color:var(--inv);
  overflow:hidden;
  padding:64px 0;
}
.cta-band__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
}
.cta-band__cut{
  position:absolute;
  right:-60px;top:-40px;
  width:280px;height:280px;
  background:rgba(200,240,76,.08);
  clip-path:polygon(100% 0,100% 100%,0 0);
  pointer-events:none;
}
.cta-band__inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:28px;color:#fff}
.cta-band p{margin-top:12px;color:#B9CFC4;font-size:15px;max-width:44em}
@media (max-width:767px){
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:23px}
  .cta-band__inner .btn{width:100%}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#A9C2B8;padding-top:72px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-weight:900;font-size:18px;letter-spacing:-.02em;
  margin-bottom:16px;
}
.foot-brand .brand__mark{background:#123028}
.foot-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px}
.foot-col p{font-size:14px;line-height:1.85;color:#9DBBAD}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:14px;color:#A9C2B8;transition:color var(--ease)}
.foot-col a:hover{color:var(--lime)}
.foot-bottom{
  margin-top:52px;
  border-top:1px solid rgba(234,243,238,.12);
  padding:20px 24px;
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7F9C8F;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
}
@media (min-width:1440px){ .foot-bottom{max-width:1280px} }
@media (max-width:1023px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  .site-footer{padding-top:52px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
}

/* ============ 入场动画 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 200ms ease-out,transform 200ms ease-out}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --ink:#0E1F1B;
  --lime:#C8F04C;
  --cyan:#23D3B8;
  --orange:#FF6B2C;
  --bg:#F6F7F2;
  --bg-alt:#EDF1E7;
  --bg-soft:#EAF7F3;
  --card:#FFFFFF;
  --text:#1B2320;
  --text-2:#5C6A64;
  --text-3:#8A968F;
  --inv:#EAF3EE;
  --line:#E2E6DB;
  --line-dash:#CBD6C8;
  --r-card:16px;
  --r-img:18px;
  --r-btn:999px;
  --r-badge:6px;
  --r-input:10px;
  --shadow-1:0 1px 2px rgba(14,31,27,.06), 0 8px 24px -12px rgba(14,31,27,.16);
  --shadow-2:0 2px 4px rgba(14,31,27,.08), 0 16px 36px -16px rgba(14,31,27,.24);
  --ease:180ms ease-out;
  --section-y:96px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow","Noto Sans SC",system-ui,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.015em;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
figure{margin:0;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:4px;}

/* ============ 容器 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:#CFE0D6;font-size:13px;height:36px;display:flex;align-items:center;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__domain{font-family:var(--font-num);letter-spacing:.02em;color:#9FB8AC;}
.topbar__tip{color:#CFE0D6;}
.topbar__actions{display:flex;align-items:center;gap:14px;}
.topbar__link{color:#CFE0D6;transition:color var(--ease);}
.topbar__link:hover{color:var(--lime);}
.topbar__mini{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid rgba(200,240,76,.55);color:var(--lime);
  padding:3px 12px;border-radius:var(--r-btn);font-size:12px;line-height:1.6;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.topbar__mini:hover{background:var(--lime);color:var(--ink);transform:translateY(-1px);}
@media (max-width:767px){
  .topbar__tip{display:none;}
}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--ease);}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:-.02em;color:var(--ink);}
.brand__mark{
  width:26px;height:26px;flex:0 0 26px;display:inline-block;position:relative;
  background:var(--ink);
  clip-path:polygon(0 0,100% 0,100% 72%,62% 100%,0 100%);
}
.brand__mark::after{
  content:"";position:absolute;right:4px;top:4px;width:7px;height:7px;border-radius:50%;background:var(--lime);
}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text-2);
  padding:6px 0;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--cyan);
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);}
.nav-link.is-active::after{height:3px;background:var(--lime);transform:scaleX(1);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  align-items:center;justify-content:center;color:var(--ink);font-size:18px;transition:background var(--ease),border-color var(--ease);
}
.nav-toggle:hover{background:var(--bg-alt);border-color:var(--line-dash);}
@media (max-width:1023px){
  .nav-links{gap:16px;}
  .nav-link{font-size:14px;}
  .nav-cta .btn{display:none;}
}
@media (max-width:767px){
  .nav-links,.nav-cta .btn{display:none;}
  .nav-toggle{display:inline-flex;}
}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,31,27,.4);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:80;
  transform:translateX(100%);transition:transform 220ms ease-out;
  display:flex;flex-direction:column;padding:20px 22px 28px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer__close{width:40px;height:40px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--ink);}
.drawer__close:hover{background:var(--bg-alt);}
.drawer__links{display:flex;flex-direction:column;gap:4px;border-top:1px dashed var(--line-dash);padding-top:12px;}
.drawer__links a{
  padding:12px 4px;border-bottom:1px dashed var(--line-dash);font-size:15px;font-weight:600;color:var(--text-2);
  display:flex;align-items:center;justify-content:space-between;transition:color var(--ease),padding-left var(--ease);
}
.drawer__links a:hover{color:var(--ink);padding-left:10px;}
.drawer__links a.is-active{color:var(--ink);}
.drawer__links a.is-active::after{content:"当前";font-size:12px;color:var(--ink);background:var(--lime);border-radius:var(--r-badge);padding:1px 8px;font-weight:700;}
.drawer__cta{margin-top:22px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:700;
  border:1px solid transparent;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn i{font-size:13px;transition:transform var(--ease);}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);}
.btn:hover i{transform:translateX(4px);}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn:disabled,.btn.is-disabled{opacity:.6;pointer-events:none;}
.btn--primary{background:var(--lime);color:var(--ink);}
.btn--primary:hover{background:#B8E23C;}
.btn--outline{background:transparent;border-color:var(--line-dash);color:var(--ink);}
.btn--outline:hover{border-color:var(--ink);}
.btn--inv{background:transparent;border-color:rgba(200,240,76,.6);color:var(--lime);}
.btn--inv:hover{background:var(--lime);color:var(--ink);border-color:var(--lime);}
.btn--dark{background:var(--ink);color:#fff;}
.btn--dark:hover{background:#16302A;}
.btn--block{width:100%;}

/* ============ 版面通用 ============ */
.section{padding:var(--section-y) 0;}
.section--alt{background:var(--bg-alt);}
.section--tight{padding:72px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{font-size:32px;}
.section-head p{color:var(--text-2);font-size:15px;max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink);
  background:var(--bg-alt);border-radius:var(--r-badge);padding:4px 12px;margin-bottom:16px;
  font-family:var(--font-num);letter-spacing:.06em;
}
.eyebrow::before{content:"";width:8px;height:8px;background:var(--lime);display:inline-block;}
.eyebrow--inv{background:rgba(200,240,76,.12);color:var(--lime);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);
  border-bottom:2px solid var(--lime);padding-bottom:2px;transition:gap var(--ease),color var(--ease);
}
.link-arrow:hover{gap:10px;color:#16302A;}

/* ============ 面包屑 ============ */
.crumb{font-size:13px;color:var(--text-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-top:24px;}
.crumb a{color:var(--text-3);transition:color var(--ease);}
.crumb a:hover{color:var(--cyan);}
.crumb span.sep{color:var(--line-dash);}
.crumb .current{color:var(--ink);font-weight:700;}

/* ============ 页头 Banner ============ */
.page-hero{
  position:relative;background:var(--ink);color:var(--inv);overflow:hidden;
  padding-bottom:72px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.07;
  background-image:linear-gradient(rgba(200,240,76,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(200,240,76,.6) 1px,transparent 1px);
  background-size:40px 40px;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:420px;height:420px;border-radius:50%;
  border:2px solid rgba(200,240,76,.28);border-left-color:transparent;border-top-color:transparent;transform:rotate(18deg);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.page-hero .crumb{color:#9FB8AC;padding-top:26px;}
.page-hero .crumb a{color:#9FB8AC;}
.page-hero .crumb a:hover{color:var(--lime);}
.page-hero .crumb .current{color:var(--inv);}
.hero-grid{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;margin-top:32px;}
.page-hero h1{font-size:44px;color:#fff;letter-spacing:-.02em;}
.page-hero .hero-lead{margin-top:20px;color:#B9CFC4;font-size:17px;max-width:560px;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);
  clip-path:polygon(26px 0,100% 0,100% 100%,0 100%,0 26px);
}
.hero-badge{
  position:absolute;right:18px;bottom:-24px;background:rgba(14,31,27,.92);border:1px solid rgba(200,240,76,.35);
  border-radius:14px;padding:14px 18px;display:flex;gap:22px;backdrop-filter:blur(2px);
}
.hero-badge .num{font-family:var(--font-num);font-size:24px;font-weight:800;color:var(--lime);line-height:1.2;}
.hero-badge .lbl{font-size:12px;color:#A9C2B8;}
@media (max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .page-hero h1{font-size:38px;}
}
@media (max-width:767px){
  .page-hero{padding-bottom:56px;}
  .page-hero h1{font-size:30px;}
  .hero-badge{position:static;margin-top:16px;justify-content:space-between;gap:12px;overflow-x:auto;}
  .hero-actions .btn{width:100%;}
}

/* ============ 数据看板 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease);
}
.stat-card::before{
  content:"";position:absolute;top:0;left:0;width:14px;height:14px;background:var(--lime);
  clip-path:polygon(0 0,100% 0,0 100%);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.stat-card .num{
  font-family:var(--font-num);font-size:44px;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.1;
}
.stat-card .num em{font-style:normal;font-size:18px;font-weight:700;color:var(--text-2);margin-left:4px;}
.stat-card .bar{width:36px;height:4px;background:var(--lime);border-radius:2px;margin:14px 0 12px;}
.stat-card .lbl{font-size:14px;font-weight:700;color:var(--text);}
.stat-card p{font-size:13px;color:var(--text-2);margin-top:6px;}
@media (max-width:1023px){.stat-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:520px){.stat-grid{grid-template-columns:1fr;}}

/* ============ 数据维度 分栏 ============ */
.split{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;}
.split h2{font-size:32px;margin-bottom:16px;}
.split p.lead{color:var(--text-2);font-size:15px;margin-bottom:22px;}
.checklist li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line-dash);font-size:15px;color:var(--text-2);
}
.checklist li:last-child{border-bottom:none;}
.checklist li i{color:var(--ink);font-size:12px;margin-top:8px;background:var(--lime);width:18px;height:18px;border-radius:var(--r-badge);display:flex;align-items:center;justify-content:center;flex:0 0 18px;}
.checklist li b{color:var(--ink);font-weight:700;margin-right:6px;}
.split-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);
  clip-path:polygon(24px 0,100% 0,100% 100%,0 100%,0 24px);
}
@media (max-width:1023px){
  .split{grid-template-columns:1fr;gap:32px;}
  .split h2{font-size:28px;}
}

/* ============ 案例交错 ============ */
.case-row{
  display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;
  padding:36px 0;border-bottom:1px dashed var(--line-dash);
}
.case-row:last-child{border-bottom:none;}
.case-row:nth-child(even) .case-media{order:2;}
.case-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-img);
  clip-path:polygon(24px 0,100% 0,100% 100%,0 100%,0 24px);
}
.case-no{
  font-family:var(--font-num);font-size:14px;font-weight:800;letter-spacing:.12em;color:var(--cyan);
  display:inline-block;margin-bottom:10px;
}
.case-body h3{font-size:22px;margin-bottom:12px;}
.case-body p{color:var(--text-2);font-size:15px;}
.metrics{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.metrics li{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--r-badge);
  padding:6px 12px;font-size:13px;color:var(--text-2);
}
.metrics li b{font-family:var(--font-num);color:var(--ink);font-size:14px;margin-right:5px;}
.quote{
  margin-top:20px;background:var(--bg-soft);border-left:3px solid var(--lime);
  border-radius:0 12px 12px 0;padding:16px 18px;display:flex;gap:18px;align-items:flex-start;
}
.quote .big{
  font-family:var(--font-num);font-size:40px;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1;flex:0 0 auto;
}
.quote .big em{font-style:normal;font-size:15px;font-weight:700;color:var(--text-2);margin-left:3px;}
.quote p{font-size:14px;color:var(--text-2);margin:0;line-height:1.75;}
@media (max-width:1023px){
  .case-row{grid-template-columns:1fr;gap:24px;padding:28px 0;}
  .case-row:nth-child(even) .case-media{order:0;}
  .case-body h3{font-size:20px;}
}

/* ============ 表格 ============ */
.table-wrap{overflow-x:auto;border-radius:var(--r-card);box-shadow:var(--shadow-1);background:#fff;}
table.data-table{min-width:660px;font-size:14px;}
table.data-table th{
  background:var(--ink);color:#fff;text-align:left;padding:14px 18px;font-weight:700;font-size:13px;letter-spacing:.02em;
}
table.data-table td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--text-2);vertical-align:top;}
table.data-table tbody tr:last-child td{border-bottom:none;}
table.data-table tbody tr:hover td{background:var(--bg-alt);}
table.data-table td b{color:var(--ink);}

/* ============ 提示框 ============ */
.notice{
  background:var(--bg-soft);border-left:3px solid var(--cyan);border-radius:0 12px 12px 0;
  padding:16px 20px;font-size:14px;color:var(--text-2);
}
.notice strong{color:var(--ink);display:block;margin-bottom:4px;font-size:14px;}
.notice--warn{background:#FFF4EE;border-left-color:var(--orange);}
.notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px;}
@media (max-width:767px){.notice-grid{grid-template-columns:1fr;}}

/* ============ 胶囊跳转 ============ */
.pill-row{display:flex;flex-wrap:wrap;gap:14px;}
.pill{
  display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-btn);padding:12px 22px;font-size:15px;font-weight:600;color:var(--ink);
  box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.pill:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--cyan);}
.pill i{font-size:13px;color:var(--cyan);}

/* ============ CTA 横幅 ============ */
.cta-band{position:relative;background:var(--ink);color:var(--inv);overflow:hidden;border-radius:0;}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.06;
  background-image:linear-gradient(rgba(200,240,76,.7) 1px,transparent 1px),linear-gradient(90deg,rgba(200,240,76,.7) 1px,transparent 1px);
  background-size:40px 40px;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-60px;width:260px;height:260px;background:var(--lime);
  opacity:.1;clip-path:polygon(50% 0,100% 100%,0 100%);transform:rotate(12deg);
}
.cta-band .container{position:relative;z-index:2;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:56px 0;flex-wrap:wrap;}
.cta-inner h2{font-size:30px;color:#fff;}
.cta-inner p{color:#B9CFC4;font-size:15px;margin-top:10px;}
@media (max-width:767px){
  .cta-inner{padding:44px 0;}
  .cta-inner h2{font-size:24px;}
  .cta-inner .btn{width:100%;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#A9C2B8;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 44px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;margin-bottom:16px;}
.foot-brand .brand__mark{background:var(--lime);}
.foot-brand .brand__mark::after{background:var(--ink);}
.foot-col p{font-size:14px;line-height:1.85;color:#A9C2B8;}
.foot-col h4{font-size:14px;color:#fff;font-weight:700;margin-bottom:16px;}
.foot-col ul li{margin-bottom:10px;}
.foot-col ul a{font-size:14px;color:#A9C2B8;transition:color var(--ease),padding-left var(--ease);}
.foot-col ul a:hover{color:var(--lime);padding-left:4px;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0;display:flex;justify-content:space-between;gap:16px;
  font-size:13px;color:#7E968B;flex-wrap:wrap;
}
.foot-bottom .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
@media (max-width:1023px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:600px){.foot-grid{grid-template-columns:1fr;}}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 400ms ease-out,transform 400ms ease-out;}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ============ 响应式补充 ============ */
@media (max-width:1023px){
  :root{--section-y:72px;}
  .section-head h2{font-size:28px;}
}
@media (max-width:767px){
  :root{--section-y:56px;}
  .container{padding:0 16px;}
  .section-head h2{font-size:24px;}
  .btn{padding:11px 20px;font-size:14px;}
  .page-hero .hero-lead{font-size:16px;}
}

/* roulang page: category4 */
:root{
  --ink:#0E1F1B;
  --ink-soft:#15291F;
  --lime:#C8F04C;
  --cyan:#23D3B8;
  --orange:#FF6B2C;
  --bg:#F6F7F2;
  --bg-alt:#EDF1E7;
  --card:#FFFFFF;
  --text:#1B2320;
  --muted:#5C6A64;
  --faint:#8A968F;
  --line:#E2E6DB;
  --dash:#CBD6C8;
  --inv:#EAF3EE;
  --inv-link:#A9C2B8;
  --r-card:16px;
  --r-img:18px;
  --r-pill:999px;
  --r-badge:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(14,31,27,.06),0 8px 24px -12px rgba(14,31,27,.16);
  --sh-2:0 2px 4px rgba(14,31,27,.08),0 16px 36px -16px rgba(14,31,27,.24);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-y:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{letter-spacing:-.015em;line-height:1.3;font-weight:900;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--lime);
  outline-offset:2px;
}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:99;
  background:var(--ink);color:var(--inv);padding:10px 18px;border-radius:var(--r-pill);
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px;}
.container{
  width:100%;max-width:var(--container);
  margin:0 auto;padding:0 24px;
}
@media (min-width:1440px){:root{--container:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--ink);color:var(--inv);
  font-size:13px;line-height:36px;height:36px;overflow:hidden;
}
.topbar__inner{display:flex;align-items:center;gap:18px;}
.topbar__domain{font-family:"Barlow",sans-serif;font-weight:700;letter-spacing:.06em;color:var(--lime);}
.topbar__note{color:var(--inv-link);}
.topbar__actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.topbar__link{color:var(--inv-link);transition:color .2s var(--ease);}
.topbar__link:hover{color:var(--lime);}
.btn--mini{
  height:24px;line-height:22px;padding:0 12px;font-size:12px;border-radius:var(--r-pill);
  border:1px solid rgba(200,240,76,.6);color:var(--lime);display:inline-block;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.btn--mini:hover{background:var(--lime);color:var(--ink);transform:translateY(-1px);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:40;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 24px -14px rgba(14,31,27,.28);}
.header__inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand__mark{
  position:relative;width:26px;height:26px;flex-shrink:0;
  background:var(--lime);
  clip-path:polygon(28% 0,100% 0,72% 100%,0 100%);
}
.brand__mark::after{
  content:"";position:absolute;right:-1px;bottom:-1px;
  width:7px;height:7px;border-radius:50%;background:var(--cyan);
}
.brand__text{font-size:18px;font-weight:900;letter-spacing:-.02em;color:var(--ink);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;font-size:15px;font-weight:600;
  color:var(--muted);white-space:nowrap;transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);}
.nav-link.is-active::after{background:var(--lime);height:3px;bottom:0;transform:scaleX(1);}
.header__actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;border-radius:var(--r-pill);
  padding:13px 26px;line-height:1;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  cursor:pointer;border:1px solid transparent;white-space:nowrap;
}
.btn__arrow{transition:transform .2s var(--ease);}
.btn:hover .btn__arrow{transform:translateX(4px);}
.btn--primary{background:var(--lime);color:var(--ink);}
.btn--primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0);}
.btn--dark{background:var(--ink);color:var(--inv);}
.btn--dark:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background:var(--ink-soft);}
.btn--outline{border-color:var(--line);color:var(--ink);background:#fff;}
.btn--outline:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn--ghost-inv{border-color:rgba(234,243,238,.4);color:var(--inv);}
.btn--ghost-inv:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.btn--sm{padding:10px 20px;font-size:14px;}
.btn--block{width:100%;justify-content:center;}
.btn[disabled],.btn.is-loading{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none;}

.hamburger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.hamburger:hover{border-color:var(--ink);}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,31,27,.4);z-index:60;
  opacity:0;pointer-events:none;transition:opacity .22s var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;background:#fff;z-index:70;
  transform:translateX(100%);transition:transform .26s var(--ease);
  padding:24px 22px;overflow-y:auto;display:flex;flex-direction:column;gap:8px;
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer__title{font-size:15px;font-weight:700;color:var(--ink);}
.drawer__close{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--ink);
}
.drawer__close:hover{border-color:var(--ink);background:var(--bg-alt);}
.drawer a.drawer__link{
  padding:13px 14px;border-radius:12px;font-weight:600;color:var(--muted);
  border:1px solid transparent;transition:all .18s var(--ease);font-size:15px;
}
.drawer a.drawer__link:hover{background:var(--bg-alt);color:var(--ink);border-color:var(--line);}
.drawer a.drawer__link.is-active{color:var(--ink);background:var(--bg-alt);border-color:var(--line);}
.drawer__cta{margin-top:16px;}

/* ---------- 页面头 banner ---------- */
.page-hero{
  position:relative;background:var(--ink);color:var(--inv);overflow:hidden;
  padding:64px 0 72px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:40px 40px;opacity:.9;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  border:2px solid rgba(200,240,76,.35);border-radius:50%;border-left-color:transparent;border-top-color:transparent;
  transform:rotate(-24deg);pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--inv-link);margin-bottom:20px;flex-wrap:wrap;}
.crumbs a{color:var(--inv-link);transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--lime);}
.crumbs span.sep{opacity:.5;}
.crumbs strong{color:var(--inv);font-weight:700;}
.page-hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.page-hero h1{font-size:44px;color:#fff;margin-bottom:18px;}
.page-hero__lead{font-size:17px;color:var(--inv-link);max-width:560px;margin-bottom:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:6px 12px;border-radius:var(--r-badge);background:var(--bg-alt);color:var(--ink);
}
.tag--dark{background:rgba(234,243,238,.12);color:var(--inv);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-img);clip-path:polygon(18px 0,100% 0,100% 100%,0 100%,0 18px);
  box-shadow:var(--sh-2);
}
.hero-data{
  position:absolute;right:-8px;bottom:-24px;background:rgba(14,31,27,.9);
  border:1px solid rgba(200,240,76,.28);border-radius:14px;padding:16px 20px;
  display:flex;gap:22px;backdrop-filter:blur(2px);
}
.hero-data__item{text-align:left;}
.hero-data__num{font-family:"Barlow",sans-serif;font-weight:800;font-size:28px;color:var(--lime);line-height:1;letter-spacing:-.02em;}
.hero-data__label{font-size:12px;color:var(--inv-link);margin-top:6px;white-space:nowrap;}

/* ---------- 板块通用 ---------- */
.section{padding:var(--sec-y) 0;}
.section--alt{background:var(--bg-alt);}
.section--ink{background:var(--ink);color:var(--inv);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--muted);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{
  content:"";display:inline-block;width:14px;height:6px;background:var(--lime);
  clip-path:polygon(30% 0,100% 0,70% 100%,0 100%);margin-right:8px;
}
.section h2{font-size:32px;margin-bottom:16px;}
.section-sub{color:var(--muted);font-size:16px;}

/* ---------- 支持速览 ---------- */
.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.support-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;
  box-shadow:var(--sh-1);
  clip-path:polygon(12px 0,100% 0,100% 100%,0 100%,0 12px);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.support-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.support-item h3{font-size:18px;margin:14px 0 8px;}
.support-item p{font-size:14px;color:var(--muted);}
.icon-badge{
  width:24px;height:24px;border:2px solid var(--lime);border-radius:4px;
  display:flex;align-items:center;justify-content:center;color:var(--ink);
}
.icon-badge svg{width:13px;height:13px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:800px;margin:0 auto;}
.faq-item{border-bottom:1px dashed var(--dash);}
.faq-item:first-child{border-top:1px dashed var(--dash);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  text-align:left;padding:22px 0;font-size:18px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--cyan);}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;border:1.5px solid var(--lime);
  position:relative;transition:transform .2s var(--ease),background .2s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--ink);border-radius:2px;
  left:50%;top:50%;transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.faq-item.is-open .faq-icon{background:var(--lime);}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-a__inner{padding:0 0 24px;color:var(--muted);font-size:15px;line-height:1.85;max-width:680px;}

/* ---------- 价格 ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.plan{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 28px;box-shadow:var(--sh-1);
  clip-path:polygon(12px 0,100% 0,100% 100%,0 100%,0 12px);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  display:flex;flex-direction:column;
}
.plan:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.plan--featured{
  background:var(--ink);color:var(--inv);border-color:var(--ink);
  transform:translateY(-12px);
}
.plan--featured:hover{transform:translateY(-14px);}
.plan__badge{
  position:absolute;top:16px;right:16px;background:var(--orange);color:#fff;
  font-size:12px;font-weight:700;padding:4px 10px;border-radius:var(--r-badge);
}
.plan h3{font-size:20px;margin-bottom:8px;}
.plan__for{font-size:14px;color:var(--muted);margin-bottom:22px;}
.plan--featured .plan__for{color:var(--inv-link);}
.plan__price{display:flex;align-items:flex-end;gap:6px;margin-bottom:24px;}
.plan__num{font-family:"Barlow",sans-serif;font-weight:800;font-size:48px;line-height:1;letter-spacing:-.02em;color:var(--ink);}
.plan--featured .plan__num{color:var(--lime);}
.plan__unit{font-size:14px;color:var(--muted);padding-bottom:6px;}
.plan--featured .plan__unit{color:var(--inv-link);}
.plan__list{display:flex;flex-direction:column;gap:12px;margin-bottom:28px;flex:1;}
.plan__list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);align-items:flex-start;}
.plan--featured .plan__list li{color:var(--inv-link);}
.plan__list li.is-missing{color:var(--faint);}
.plan__list svg{flex-shrink:0;width:16px;height:16px;margin-top:5px;color:var(--cyan);}
.plan--featured .plan__list svg{color:var(--lime);}
.plan__list li.is-missing svg{color:var(--faint);}
.plan-note{margin-top:22px;font-size:13px;color:var(--faint);text-align:center;}

/* ---------- 咨询表单 ---------- */
.consult-grid{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start;}
.consult-info h3{font-size:22px;margin-bottom:14px;}
.consult-info p{color:var(--muted);font-size:15px;margin-bottom:22px;}
.info-list{display:flex;flex-direction:column;gap:16px;}
.info-list li{position:relative;padding-left:22px;font-size:14.5px;color:var(--muted);}
.info-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;background:var(--lime);
  clip-path:polygon(30% 0,100% 0,70% 100%,0 100%);
}
.notice{
  border-left:3px solid var(--cyan);background:#EAF7F3;border-radius:0 12px 12px 0;
  padding:14px 18px;font-size:14px;color:var(--text);margin-top:26px;
}
.notice strong{color:var(--ink);}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px;
  box-shadow:var(--sh-1);
  clip-path:polygon(14px 0,100% 0,100% 100%,0 100%,0 14px);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.field label{font-size:14px;font-weight:600;color:var(--ink);}
.req{color:var(--orange);margin-left:4px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-input);
  padding:12px 14px;font-size:15px;background:#fff;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{min-height:132px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 4px rgba(35,211,184,.18);
}
.field .err-msg{font-size:13px;color:var(--orange);display:none;}
.field.has-error input,.field.has-error select,.field.has-error textarea{
  border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,107,44,.12);
}
.field.has-error .err-msg{display:block;}
.form-hint{font-size:13px;color:var(--faint);margin-top:14px;}
.form-ok{
  display:none;margin-top:18px;font-size:14px;color:var(--ink);
  border-left:3px solid var(--lime);background:var(--bg-alt);padding:12px 16px;border-radius:0 10px 10px 0;
}
.form-ok.is-show{display:block;}

/* ---------- 胶囊链接 ---------- */
.capsule-wrap{display:flex;flex-wrap:wrap;gap:14px;}
.capsule{
  display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;font-size:15px;font-weight:600;color:var(--ink);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.capsule:hover{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:var(--ink);}
.capsule span.dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);}

/* ---------- CTA 横幅 ---------- */
.cta-band{position:relative;background:var(--ink);color:var(--inv);overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:40px 40px;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-90px;width:260px;height:260px;
  border:2px solid rgba(200,240,76,.3);border-radius:50%;border-right-color:transparent;border-bottom-color:transparent;
  transform:rotate(18deg);
}
.cta-band__inner{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;
  gap:32px;padding:64px 0;
}
.cta-band h2{font-size:28px;color:#fff;margin-bottom:10px;}
.cta-band p{color:var(--inv-link);font-size:15px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--inv-link);padding-top:72px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:900;font-size:17px;margin-bottom:16px;}
.foot-col p{font-size:14px;line-height:1.85;color:var(--inv-link);}
.foot-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;}
.foot-col ul{display:flex;flex-direction:column;gap:12px;}
.foot-col ul a{font-size:14px;color:var(--inv-link);transition:color .2s var(--ease);}
.foot-col ul a:hover{color:var(--lime);}
.foot-bottom{
  border-top:1px solid rgba(169,194,184,.2);padding:20px 24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#7E948B;max-width:var(--container);margin:0 auto;
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-link{padding:8px 9px;font-size:14px;}
  .brand__text{font-size:16px;}
  .header__inner{gap:18px;}
}
@media (max-width:1023px){
  :root{--sec-y:72px;}
  .nav-links,.header__actions .btn--primary{display:none;}
  .hamburger{display:flex;}
  .page-hero h1{font-size:38px;}
  .page-hero__grid{grid-template-columns:1fr;gap:40px;}
  .support-grid{grid-template-columns:repeat(2,1fr);}
  .plans{grid-template-columns:1fr;max-width:560px;margin:0 auto;}
  .plan--featured{transform:none;}
  .plan--featured:hover{transform:translateY(-2px);}
  .consult-grid{grid-template-columns:1fr;gap:32px;}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:767px){
  :root{--sec-y:56px;}
  .container{padding:0 16px;}
  .topbar__note,.topbar__actions .topbar__link{display:none;}
  .page-hero{padding:40px 0 56px;}
  .page-hero h1{font-size:30px;}
  .page-hero__lead{font-size:16px;}
  .section h2{font-size:24px;}
  .section-head{margin-bottom:28px;}
  .hero-data{position:static;margin-top:16px;right:auto;bottom:auto;width:100%;overflow-x:auto;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-card{padding:24px 20px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;padding:48px 0;}
  .cta-band__inner .btn{width:100%;justify-content:center;}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .faq-q{font-size:16px;padding:18px 0;}
  .section h3{font-size:18px;}
}
@media (max-width:480px){
  .page-hero h1{font-size:26px;}
  .section h2{font-size:22px;}
  .btn{width:100%;justify-content:center;}
  .hero-cta{flex-direction:column;width:100%;}
  .capsule{width:100%;justify-content:flex-start;}
  .support-grid{grid-template-columns:1fr;}
}