/* roulang page: index */
:root{
  --color-primary:#1B3A2F;
  --color-primary-dark:#0F2A20;
  --color-accent:#C9A96E;
  --color-cta:#C75B39;
  --color-bg:#FAF8F5;
  --color-bg-alt:#F0EDE7;
  --color-ink:#1F2A26;
  --color-ink-light:#5A6B63;
  --color-border:rgba(27,58,47,.12);
  --radius-lg:16px;
  --radius-md:12px;
  --radius-pill:999px;
  --shadow-sm:0 2px 12px rgba(27,58,47,.06);
  --shadow-lg:0 8px 28px rgba(27,58,47,.12);
  --font-title:"Noto Serif SC","Source Han Serif SC","SimSun",serif;
  --font-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --spacer-4:4px;--spacer-8:8px;--spacer-12:12px;--spacer-16:16px;--spacer-24:24px;--spacer-32:32px;--spacer-48:48px;--spacer-64:64px;--spacer-96:96px;--spacer-120:120px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-size:16px;line-height:1.8;color:var(--color-ink);background:var(--color-bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--font-title);line-height:1.3;color:var(--color-primary-dark)}
h1{font-size:clamp(28px,4.5vw,46px);letter-spacing:0.01em}
h2{font-size:clamp(22px,3vw,32px);margin-bottom:16px;letter-spacing:0.02em}
h3{font-size:20px;line-height:1.5;margin-bottom:8px}
p{color:var(--color-ink);margin-bottom:1em}
.section{padding:var(--spacer-96) 0}
@media(max-width:768px){.section{padding:var(--spacer-64) 0}}

.site-header{position:fixed;top:16px;left:50%;transform:translateX(-50%);width:96vw;max-width:1200px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:50px;box-shadow:0 8px 30px rgba(27,58,47,.08);z-index:1000;padding:10px 20px;transition:box-shadow .2s ease}
.site-header:hover{box-shadow:0 10px 36px rgba(27,58,47,.14)}
.dock-nav{display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-title);font-weight:700;font-size:15px;color:var(--color-primary-dark);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:0.02em}
.logo-badge{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;background:var(--color-accent);color:var(--color-primary-dark);font-size:14px;font-weight:700;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links li a{display:inline-block;padding:8px 18px;border-radius:var(--radius-pill);font-size:14px;font-weight:500;color:var(--color-ink);transition:background .2s ease,color .2s ease}
.nav-links li a:hover{background:rgba(27,58,47,.06);color:var(--color-primary)}
.nav-links li a.active{background:rgba(27,58,47,.10);color:var(--color-primary);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:10px}
.search-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--color-border);background:transparent;cursor:pointer;transition:all .2s ease}
.search-btn:hover{background:var(--color-accent);border-color:var(--color-accent);color:#fff}
.nav-cta{display:inline-flex;align-items:center;background:var(--color-cta);color:#fff;padding:8px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:600;transition:all .2s ease}
.nav-cta:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.mobile-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}
.mobile-toggle span{width:20px;height:2px;background:var(--color-primary-dark);border-radius:2px;transition:all .2s ease}
.mobile-toggle.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.mobile-toggle.active span:nth-child(2){opacity:0}
.mobile-toggle.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-menu{display:none;position:absolute;top:58px;left:0;right:0;background:var(--color-bg);border:1px solid var(--color-border);border-radius:20px;box-shadow:var(--shadow-lg);padding:16px;flex-direction:column;gap:8px;z-index:999}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:12px 16px;border-radius:12px;font-size:15px;color:var(--color-ink);transition:background .2s ease}
.mobile-menu a:hover{background:rgba(27,58,47,.06)}
.mobile-menu a.active{background:rgba(27,58,47,.10);font-weight:600;color:var(--color-primary)}

.hero{position:relative;background:url('/assets/images/backpic/back-1.webp') center center/cover no-repeat;padding:160px 0 120px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(15,42,32,.9) 0%,rgba(27,58,47,.6) 50%,rgba(27,58,47,.2) 100%)}
.hero-content{position:relative;z-index:2;max-width:720px}
.hero-title{color:#fff;margin-bottom:24px;font-size:clamp(34px,5vw,52px);line-height:1.25;font-weight:700}
.hero-subtitle{color:rgba(255,255,255,.9);font-size:19px;line-height:1.8;margin-bottom:36px;max-width:560px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:44px}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--color-cta);color:#fff;padding:14px 32px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;border:none;cursor:pointer;transition:all .2s ease}
.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:var(--color-accent);padding:12px 30px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;border:2px solid var(--color-accent);cursor:pointer;transition:all .2s ease}
.btn-secondary:hover{background:var(--color-accent);color:var(--color-primary-dark);transform:translateY(-2px)}
.hero-trust{display:flex;gap:28px;flex-wrap:wrap;margin-top:8px}
.trust-item{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.9);font-size:13px;letter-spacing:0.04em}
.trust-item svg{color:var(--color-accent)}
@media(max-width:768px){.hero{padding:120px 0 80px}.hero-subtitle{font-size:16px}.hero-btns{flex-direction:column}.hero-trust{flex-direction:column;gap:12px}}

.solutions{background:var(--color-bg)}
.section-head{text-align:center;max-width:640px;margin:0 auto 64px}
.section-head .sub{color:var(--color-ink-light);font-size:15px;margin-top:8px}
.solution-block{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;margin-bottom:96px}
.solution-block:last-child{margin-bottom:0}
.solution-img{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.solution-img img{width:100%;aspect-ratio:4/3;transition:transform .35s ease}
.solution-img:hover img{transform:scale(1.03)}
.solution-text h2{margin-bottom:16px;font-size:clamp(22px,2.4vw,30px)}
.solution-text p{margin-bottom:16px;line-height:1.8}
.solution-points{list-style:none;margin:20px 0 24px}
.solution-points li{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px;font-size:15px;color:var(--color-ink)}
.solution-points li::before{content:"✓";display:inline-flex;flex-shrink:0;width:20px;height:20px;border-radius:50%;background:rgba(27,58,47,.1);color:var(--color-primary);align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:2px}
.solution-link{display:inline-block;color:var(--color-primary);font-size:15px;font-weight:600;border-bottom:2px solid var(--color-accent);padding-bottom:2px;transition:color .2s ease}
.solution-link:hover{color:var(--color-cta)}
.solution-block.reverse .solution-img{order:2}
.solution-block.reverse .solution-text{order:1}
@media(max-width:768px){.solution-block{grid-template-columns:1fr;gap:32px}.solution-block.reverse .solution-img{order:1}.solution-block.reverse .solution-text{order:2}}

.milestones{background:var(--color-bg-alt);padding:96px 0}
.mil-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:64px;align-items:start}
.mil-intro p{line-height:1.8;color:var(--color-ink-light);margin-top:16px}
.timeline{position:relative;padding-left:24px;margin-top:8px}
.timeline::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:linear-gradient(to bottom,var(--color-accent),transparent)}
.milestone-item{position:relative;margin-bottom:32px}
.milestone-item::before{content:"";position:absolute;left:-24px;top:8px;width:14px;height:14px;border-radius:50%;background:var(--color-bg);border:3px solid var(--color-accent)}
.milestone-item h3{color:var(--color-primary-dark);font-size:18px;margin-bottom:4px}
.milestone-year{font-family:var(--font-title);font-size:26px;color:var(--color-accent);font-weight:700;display:block;line-height:1.2}
.milestone-desc{color:var(--color-ink-light);font-size:14px;line-height:1.6}
@media(max-width:768px){.mil-grid{grid-template-columns:1fr;gap:32px}}

.testimonials{background:var(--color-primary-dark);padding:96px 0;color:#fff}
.testimonials h2{color:#fff;text-align:center;margin-bottom:48px}
.testimonial-main{max-width:760px;margin:0 auto 48px;background:rgba(255,255,255,.06);border-radius:var(--radius-lg);padding:48px;position:relative;border:1px solid rgba(255,255,255,.08)}
.testimonial-main .quote-mark{font-family:var(--font-title);font-size:120px;color:rgba(201,169,110,.4);position:absolute;top:8px;left:24px;line-height:1}
.testimonial-main blockquote{font-size:20px;line-height:1.7;margin-top:32px;position:relative;z-index:1;font-family:var(--font-title)}
.testimonial-main figcaption{margin-top:20px;font-size:14px;color:rgba(255,255,255,.7)}
.testimonial-cards{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.testimonial-card{scroll-snap-align:start;flex:0 0 280px;background:rgba(255,255,255,.08);border-radius:var(--radius-md);padding:24px;border:1px solid rgba(255,255,255,.06)}
.testimonial-card blockquote{font-size:14px;line-height:1.7;color:rgba(255,255,255,.9);margin-bottom:16px}
.testimonial-card figcaption{font-size:13px;color:rgba(255,255,255,.6)}
@media(max-width:768px){.testimonial-main{padding:32px}.testimonial-main blockquote{font-size:17px}.testimonial-card{flex:0 0 85%}}

.news-section{padding:96px 0;background:var(--color-bg)}
.news-top{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:40px}
.news-top h2{margin:0}
.news-more{display:inline-flex;align-items:center;gap:6px;color:var(--color-ink-light);font-size:14px;font-weight:500;transition:color .2s ease}
.news-more:hover{color:var(--color-primary)}
.news-more svg{transition:transform .2s ease}
.news-more:hover svg{transform:translateX(4px)}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:24px;transition:all .2s ease}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.news-card .badge{display:inline-block;background:rgba(201,169,110,.15);color:var(--color-primary);font-size:12px;font-weight:600;padding:4px 14px;border-radius:var(--radius-pill);margin-bottom:14px}
.news-card h3{font-size:18px;line-height:1.5;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--color-cta)}
.news-card .news-excerpt{font-size:14px;color:var(--color-ink-light);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.news-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--color-ink-light)}
.news-meta a{color:var(--color-primary);font-weight:600}
.news-meta a:hover{color:var(--color-cta)}
.news-empty{border:2px dashed var(--color-border);border-radius:var(--radius-md);padding:60px 24px;text-align:center;color:var(--color-ink-light);font-size:15px}
@media(max-width:768px){.news-grid{grid-template-columns:1fr}.news-top{flex-direction:column;align-items:flex-start;gap:8px}}

.faq-section{padding:96px 0;background:var(--color-bg-alt)}
.faq-list{max-width:780px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--color-border);padding:20px 0}
.faq-item:first-child{border-top:1px solid var(--color-border)}
.faq-q{display:flex;align-items:center;justify-content:space-between;cursor:pointer;font-size:16px;font-weight:600;color:var(--color-ink);padding:8px 0;user-select:none}
.faq-q .icon{flex-shrink:0;width:28px;height:28px;border-radius:50%;border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--color-primary);transition:all .2s ease}
.faq-item.open .faq-q .icon{transform:rotate(45deg);background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:8px 0 16px;color:var(--color-ink-light);font-size:14px;line-height:1.8}
.faq-item.open .faq-a{max-height:300px}

.cta-section{position:relative;background:url('/assets/images/backpic/back-2.webp') center center/cover no-repeat;padding:96px 0}
.cta-section::before{content:"";position:absolute;inset:0;background:linear-gradient(285deg,rgba(15,42,32,.9) 0%,rgba(27,58,47,.7) 50%,rgba(27,58,47,.3) 100%)}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:680px;margin:0 auto}
.cta-inner h2{color:#fff;margin-bottom:12px;font-size:clamp(24px,3vw,34px)}
.cta-sub{color:rgba(255,255,255,.85);font-size:16px;margin-bottom:32px}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.cta-form{display:flex;gap:12px;margin-top:40px;flex-wrap:wrap;justify-content:center}
.cta-form input{height:48px;border-radius:10px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);color:#fff;padding:0 16px;font-size:14px;outline:none;min-width:0;flex:1 1 180px;transition:border .2s ease}
.cta-form input::placeholder{color:rgba(255,255,255,.7)}
.cta-form input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px rgba(201,169,110,.2)}
.cta-form .btn-primary{height:48px;flex-shrink:0}
@media(max-width:640px){.cta-form{flex-direction:column}}
.cta-btn-light{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:#fff;padding:12px 30px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;border:2px solid rgba(255,255,255,.7);cursor:pointer;transition:all .2s ease}
.cta-btn-light:hover{background:#fff;color:var(--color-primary-dark);border-color:#fff}

.site-footer{background:var(--color-primary-dark);color:rgba(255,255,255,.7);padding:64px 0 24px}
.footer-top-bar{height:4px;background:var(--color-accent);position:absolute;top:0;left:0;right:0}
.site-footer{position:relative}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:48px}
.footer-brand .logo-text{font-family:var(--font-title);font-size:18px;color:#fff;font-weight:700;margin-bottom:12px}
.footer-brand p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.6)}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:8px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.65);transition:color .2s ease}
.footer-col ul a:hover{color:var(--color-accent)}
.footer-contact p{font-size:14px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.footer-copy{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:13px;color:rgba(255,255,255,.4)}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-brand{grid-column:1/-1}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}

@media(max-width:768px){
.site-header{padding:8px 14px;top:12px;border-radius:30px}
.dock-nav{padding:0}
.nav-links{display:none}
.nav-cta{display:none}
.mobile-toggle{display:flex}
.nav-logo{max-width:240px;font-size:14px}
.logo-badge{width:24px;height:24px;font-size:12px}
.site-header{border-radius:50px}
}
.btn:focus-visible,input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* roulang page: article */
:root {
  --color-primary: #1B3A2F;
  --color-primary-dark: #0F2A20;
  --color-accent: #C9A96E;
  --color-cta: #C75B39;
  --color-bg: #FAF8F5;
  --color-bg-alt: #F0EDE7;
  --color-ink: #1F2A26;
  --color-ink-light: #5A6B63;
  --color-border: rgba(27, 58, 47, .12);
  --font-heading: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --radius-medium: 12px;
  --radius-large: 16px;
  --radius-full: 999px;
  --shadow-card: 0 2px 12px rgba(27, 58, 47, .06);
  --shadow-hover: 0 8px 28px rgba(27, 58, 47, .12);
  --transition: .2s ease;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-cta);
}

img {
  max-width: 100%;
  display: block;
  object-fit: cover;
  border-radius: var(--radius-medium);
}

button,
input {
  font-family: inherit;
}

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

.container-narrow {
  max-width: 760px;
}

/* ===== Header / Dock Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 16px 2vw 0;
}

.dock-nav {
  width: 96%;
  max-width: 1200px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  padding: 10px 12px 10px 18px;
  box-shadow: 0 8px 30px rgba(27, 58, 47, .08);
  min-height: 64px;
  gap: 12px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
  white-space: nowrap;
}

.nav-logo:hover {
  color: var(--color-primary);
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links li a {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  transition: background var(--transition), color var(--transition);
}

.nav-links li a:hover {
  background: rgba(27, 58, 47, .06);
  color: var(--color-primary);
}

.nav-links li a.active {
  background: rgba(27, 58, 47, .10);
  color: var(--color-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}

.search-btn:hover {
  background: rgba(201, 169, 110, .12);
  border-color: var(--color-accent);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 22px;
  border-radius: var(--radius-full);
  background: var(--color-cta);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
}

.nav-cta:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.mobile-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.mobile-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-toggle.open span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  margin: 8px 2vw 0;
  padding: 12px;
  box-shadow: var(--shadow-hover);
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  display: block;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
}

.mobile-menu a:hover {
  background: rgba(27, 58, 47, .06);
  color: var(--color-primary);
}

.mobile-menu a.active {
  background: rgba(27, 58, 47, .10);
  color: var(--color-primary);
}

.mobile-menu a:last-child {
  margin-top: 4px;
}

/* ===== Main padding to clear fixed nav ===== */
main {
  padding-top: 112px;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--color-ink-light);
  font-weight: 500;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb .sep {
  color: var(--color-ink-light);
  opacity: .6;
}

.breadcrumb .current {
  color: var(--color-primary);
  font-weight: 600;
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== Article Hero ===== */
.article-hero {
  padding: 48px 0 44px;
  background: linear-gradient(180deg, #fff 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.article-hero .container {
  max-width: 900px;
}

.article-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.3;
  text-align: center;
  color: var(--color-primary-dark);
  letter-spacing: .01em;
  margin-bottom: 20px;
}

.article-hd-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 18px;
}

.article-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(201, 169, 110, .12);
  color: #8A6E3B;
  font-size: 13px;
  font-weight: 600;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  font-size: 14px;
  color: var(--color-ink-light);
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===== Article Body ===== */
.article-content {
  padding: 56px 0;
  background: #fff;
}

.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink);
}

.article-body p {
  margin-bottom: 1.5em;
}

.article-body > p:first-of-type {
  font-size: 19px;
  color: var(--color-primary);
  font-weight: 500;
  line-height: 1.75;
}

.article-body h2 {
  font-family: var(--font-heading);
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.4;
  color: var(--color-primary-dark);
  margin: 2em 0 1em;
  padding-bottom: .28em;
  border-bottom: 1px solid var(--color-border);
}

.article-body h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  line-height: 1.45;
  color: var(--color-primary);
  margin: 1.8em 0 .8em;
}

.article-body h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 1.6em 0 .6em;
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.5em 0;
  padding-left: 1.4em;
}

.article-body li {
  margin-bottom: .5em;
}

.article-body li::marker {
  color: var(--color-accent);
}

.article-body blockquote {
  margin: 2em 0;
  padding: 20px 24px;
  background: var(--color-bg);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 12px 12px 0;
  font-size: 16px;
  color: var(--color-ink);
  line-height: 1.75;
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-body a {
  color: var(--color-cta);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--color-primary);
}

.article-body img {
  border-radius: var(--radius-large);
  margin: 2em auto;
  box-shadow: var(--shadow-card);
}

.article-body code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: .88em;
  background: var(--color-bg-alt);
  padding: 2px 8px;
  border-radius: 6px;
  color: var(--color-primary);
}

.article-body pre {
  background: var(--color-primary-dark);
  color: #E9E2D6;
  padding: 20px 24px;
  border-radius: var(--radius-medium);
  overflow-x: auto;
  margin: 2em 0;
  line-height: 1.6;
}

.article-body pre code {
  background: none;
  color: inherit;
  padding: 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 2em 0;
  font-size: 15px;
}

.article-body table th,
.article-body table td {
  border: 1px solid var(--color-border);
  padding: 12px 14px;
  text-align: left;
}

.article-body table th {
  background: var(--color-bg-alt);
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* ===== Article Empty ===== */
.article-empty {
  text-align: center;
  padding: 60px 24px;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-bg-alt);
}

.article-empty p {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 20px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--color-cta);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
}

.btn-outline:hover {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* ===== Article Pager ===== */
.article-pager {
  padding: 44px 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.pager-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.pager-item {
  flex: 1;
  min-width: 0;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: 18px 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}

.pager-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.pager-item.pager-next {
  text-align: right;
}

.pager-label {
  display: block;
  font-size: 13px;
  color: var(--color-ink-light);
  margin-bottom: 6px;
}

.pager-item a {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pager-item a:hover {
  color: var(--color-cta);
}

.back-wrap {
  flex-shrink: 0;
  text-align: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  background: rgba(27, 58, 47, .06);
  transition: background var(--transition);
}

.back-link:hover {
  background: rgba(27, 58, 47, .10);
  color: var(--color-primary);
}

/* ===== Related Section ===== */
.related-section {
  padding: 72px 0;
  background: var(--color-bg-alt);
}

.related-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
}

.related-head h2 {
  font-family: var(--font-heading);
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--color-primary-dark);
  line-height: 1.3;
}

.related-head .related-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}

.related-head .related-more:hover {
  color: var(--color-cta);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.related-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.related-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform var(--transition);
}

.related-card:hover .related-thumb img {
  transform: scale(1.03);
}

.related-body {
  padding: 20px;
}

.related-badge {
  display: inline-block;
  padding: 4px 14px;
  margin-bottom: 10px;
  background: rgba(201, 169, 110, .12);
  color: #8A6E3B;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.related-body h3 {
  font-family: var(--font-heading);
  font-size: 17px;
  line-height: 1.5;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-body p {
  font-size: 14px;
  color: var(--color-ink-light);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}

.related-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-cta);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.related-link:hover {
  color: var(--color-primary);
}

/* ===== CTA Section ===== */
.cta-section {
  position: relative;
  padding: 96px 0;
  background: var(--color-primary-dark);
  color: #fff;
  text-align: center;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: .18;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.cta-inner h2 {
  font-family: var(--font-heading);
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.35;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 17px;
  color: rgba(255, 255, 255, .82);
  margin-bottom: 36px;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.cta-buttons .btn-light {
  background: #fff;
  color: var(--color-primary-dark);
}

.cta-buttons .btn-light:hover {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.cta-buttons .btn-ghost {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, .85);
  color: #fff;
}

.cta-buttons .btn-ghost:hover {
  background: rgba(255, 255, 255, .14);
  color: #fff;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, .75);
  padding: 64px 0 0;
}

.footer-top-bar {
  height: 4px;
  background: var(--color-accent);
}

.site-footer .container {
  padding-top: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .logo-text {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .6);
  max-width: 300px;
}

.footer-col h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul a {
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
  transition: color var(--transition);
}

.footer-col ul a:hover {
  color: var(--color-accent);
}

.footer-contact p {
  font-size: 14px;
  margin-bottom: 10px;
}

.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 22px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
  text-align: center;
}

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .mobile-menu {
    display: none;
  }

  .mobile-menu.open {
    display: flex;
  }

  .dock-nav {
    width: 96%;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .nav-cta {
    display: none;
  }

  .dock-nav {
    padding-left: 16px;
    padding-right: 8px;
    min-height: 56px;
  }

  .nav-logo {
    font-size: 15px;
    gap: 8px;
  }

  .logo-badge {
    width: 32px;
    height: 32px;
    font-size: 15px;
  }

  main {
    padding-top: 96px;
  }

  .article-hero {
    padding: 32px 0;
  }

  .breadcrumb {
    font-size: 12px;
    justify-content: flex-start;
    overflow: hidden;
  }

  .breadcrumb .current {
    max-width: 170px;
  }

  .article-hero h1 {
    text-align: left;
    font-size: 24px;
  }

  .article-hd-tags,
  .article-meta {
    justify-content: flex-start;
  }

  .article-content {
    padding: 36px 0;
  }

  .article-body > p:first-of-type {
    font-size: 17px;
  }

  .pager-wrap {
    flex-direction: column;
  }

  .back-wrap {
    order: -1;
  }

  .back-link {
    width: 100%;
    justify-content: center;
  }

  .pager-item,
  .pager-item.pager-next {
    text-align: left;
    width: 100%;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .related-head {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 28px;
  }

  .cta-section {
    padding: 72px 0;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-buttons .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-copy {
    font-size: 12px;
    line-height: 1.6;
    padding: 18px 12px;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .dock-nav {
    border-radius: 30px;
  }

  .nav-logo span:last-child {
    max-width: 165px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .search-btn {
    width: 38px;
    height: 38px;
  }

  .mobile-menu {
    margin-left: 2vw;
    margin-right: 2vw;
  }

  .article-meta {
    flex-direction: column;
    gap: 6px;
  }

  .article-body table {
    font-size: 13px;
  }

  .article-body table th,
  .article-body table td {
    padding: 8px 10px;
  }
}

/* roulang page: category1 */
:root {
            --color-primary: #1B3A2F;
            --color-primary-dark: #0F2A20;
            --color-accent: #C9A96E;
            --color-cta: #C75B39;
            --color-bg: #FAF8F5;
            --color-bg-alt: #F0EDE7;
            --color-ink: #1F2A26;
            --color-ink-light: #5A6B63;
            --color-border: rgba(27, 58, 47, .12);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-btn: 999px;
            --radius-dock: 50px;
            --shadow-card: 0 2px 12px rgba(27, 58, 47, .06);
            --shadow-hover: 0 8px 28px rgba(27, 58, 47, .12);
            --font-title: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
            --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-w: 1200px;
            --gap: 24px;
            --transition: .2s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-ink);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input {
            font-family: inherit;
        }
        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 0;
            right: 0;
            z-index: 999;
            display: flex;
            justify-content: center;
            pointer-events: none;
        }
        .dock-nav {
            width: 96vw;
            max-width: var(--container-w);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-dock);
            box-shadow: 0 8px 30px rgba(27, 58, 47, .08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 22px;
            pointer-events: auto;
            gap: 12px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 17px;
            color: var(--color-primary-dark);
            white-space: nowrap;
        }
        .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            color: var(--color-accent);
            border-radius: 50%;
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            gap: 4px;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-ink);
            transition: background var(--transition), color var(--transition);
        }
        .nav-links a:hover {
            background: rgba(27, 58, 47, .06);
            color: var(--color-primary);
        }
        .nav-links a.active {
            background: rgba(27, 58, 47, .1);
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-ink);
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .search-btn:hover {
            background: var(--color-accent);
            color: #fff;
        }
        .nav-cta {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--color-cta);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border: 1px solid var(--color-border);
        }
        .mobile-toggle span {
            width: 18px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .mobile-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .mobile-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 76px;
            left: 50%;
            transform: translateX(-50%) translateY(-12px);
            width: 92vw;
            max-width: 480px;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            box-shadow: var(--shadow-hover);
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            opacity: 0;
            visibility: hidden;
            transition: all .25s ease;
            z-index: 998;
        }
        .mobile-menu.open {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-ink);
        }
        .mobile-menu a:hover {
            background: rgba(27, 58, 47, .06);
        }
        .mobile-menu a.active {
            background: rgba(27, 58, 47, .1);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== 页头横幅 ========== */
        .page-banner {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            padding: 180px 0 90px;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 42, 32, .88) 0%, rgba(15, 42, 32, .6) 55%, rgba(15, 42, 32, .28) 100%);
            z-index: 1;
        }
        .banner-inner {
            position: relative;
            z-index: 2;
            color: #fff;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 28px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, .8);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb span {
            opacity: .5;
        }
        .page-banner h1 {
            font-family: var(--font-title);
            font-size: clamp(28px, 4.5vw, 46px);
            line-height: 1.3;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .page-banner h1 .h1-brand {
            display: block;
            font-size: .58em;
            color: var(--color-accent);
            font-weight: 600;
            letter-spacing: .04em;
            margin-top: 6px;
        }
        .banner-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, .85);
            max-width: 560px;
            line-height: 1.7;
        }

        /* ========== 亮点横条 ========== */
        .highlight-bar {
            background: var(--color-bg-alt);
            border-bottom: 1px solid var(--color-border);
            padding: 32px 0;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .highlight-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 8px 0;
        }
        .highlight-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }
        .highlight-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary-dark);
            margin-bottom: 2px;
        }
        .highlight-item p {
            font-size: 13px;
            color: var(--color-ink-light);
            line-height: 1.5;
        }

        /* ========== 内容主体 ========== */
        .category-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            padding: 80px 0 60px;
            align-items: start;
        }
        .main-col {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .entry-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .entry-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .entry-img-wrap {
            position: relative;
            width: 100%;
            height: 240px;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .entry-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .entry-card:hover .entry-img-wrap img {
            transform: scale(1.03);
        }
        .entry-body {
            padding: 28px;
        }
        .entry-tag {
            display: inline-block;
            background: rgba(201, 169, 110, .12);
            color: #8a6d3b;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-btn);
            margin-bottom: 14px;
            letter-spacing: .03em;
        }
        .entry-body h3 {
            font-family: var(--font-title);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary-dark);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .entry-body p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-ink);
            margin-bottom: 12px;
        }
        .entry-body ul {
            margin: 16px 0 20px;
        }
        .entry-body ul li {
            position: relative;
            padding-left: 28px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-ink);
            margin-bottom: 8px;
        }
        .entry-body ul li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 0;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
        }
        .entry-link {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-cta);
            border-bottom: 1px solid transparent;
            transition: border-color var(--transition), color var(--transition);
        }
        .entry-link:hover {
            color: var(--color-primary);
            border-bottom-color: var(--color-primary);
        }

        /* ========== 侧边栏 ========== */
        .side-col {
            position: sticky;
            top: 100px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .side-card {
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px;
        }
        .side-card h3 {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary-dark);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--color-border);
        }
        .side-card ul li {
            margin-bottom: 4px;
        }
        .side-card ul li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 12px;
            border-radius: 8px;
            font-size: 14px;
            color: var(--color-ink);
            transition: background var(--transition), color var(--transition);
        }
        .side-card ul li a::after {
            content: '→';
            color: var(--color-accent);
            font-size: 14px;
            opacity: 0;
            transform: translateX(-4px);
            transition: all var(--transition);
        }
        .side-card ul li a:hover {
            background: rgba(27, 58, 47, .05);
            color: var(--color-primary);
        }
        .side-card ul li a:hover::after {
            opacity: 1;
            transform: translateX(0);
        }
        .side-note {
            background: var(--color-primary);
            border-radius: var(--radius-md);
            padding: 24px;
            color: #fff;
        }
        .side-note h4 {
            font-family: var(--font-title);
            font-size: 16px;
            margin-bottom: 8px;
            color: var(--color-accent);
        }
        .side-note p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 14px;
        }
        .side-note a {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            border-bottom: 1px solid rgba(201, 169, 110, .5);
            padding-bottom: 2px;
            transition: all var(--transition);
        }
        .side-note a:hover {
            color: #fff;
            border-bottom-color: #fff;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 80px 0;
            background: var(--color-bg-alt);
        }
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head h2 {
            font-family: var(--font-title);
            font-size: clamp(22px, 3vw, 32px);
            color: var(--color-primary-dark);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 10px;
        }
        .section-head p {
            font-size: 15px;
            color: var(--color-ink-light);
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 0 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 22px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary-dark);
            text-align: left;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--color-cta);
        }
        .faq-icon {
            font-size: 24px;
            font-weight: 400;
            line-height: 1;
            color: var(--color-accent);
            flex-shrink: 0;
            transition: transform var(--transition);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-answer p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--color-ink-light);
            padding-bottom: 22px;
            padding-right: 32px;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            padding: 100px 0;
            color: #fff;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 42, 32, .3) 0%, rgba(15, 42, 32, .86) 100%);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            font-family: var(--font-title);
            font-size: clamp(24px, 3.4vw, 34px);
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .cta-section .cta-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 32px;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 2px solid transparent;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .btn-light {
            background: #fff;
            color: var(--color-primary-dark);
            border-color: #fff;
        }
        .btn-light:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .2);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .7);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .cta-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-form input {
            height: 46px;
            padding: 0 18px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, .35);
            background: rgba(255, 255, 255, .92);
            font-size: 14px;
            color: var(--color-ink);
            min-width: 200px;
            flex: 1;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .cta-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, .25);
        }
        .cta-form input::placeholder {
            color: var(--color-ink-light);
        }
        .cta-form .btn {
            height: 46px;
            flex-shrink: 0;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
        }
        .footer-top-bar {
            height: 4px;
            background: var(--color-accent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand .logo-text {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, .6);
            max-width: 300px;
        }
        .footer-col h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-accent);
            margin-bottom: 16px;
            letter-spacing: .03em;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-contact p {
            font-size: 14px;
            margin-bottom: 8px;
            color: rgba(255, 255, 255, .7);
            line-height: 1.6;
        }
        .footer-copy {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
            flex-wrap: wrap;
            text-align: center;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .category-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .side-col {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }
            .side-card {
                flex: 1;
                min-width: 260px;
            }
            .highlight-grid {
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            .dock-nav {
                width: 94vw;
                padding: 8px 14px;
            }
            .nav-logo {
                font-size: 15px;
            }
            .nav-logo .logo-badge {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .nav-links {
                display: none;
            }
            .nav-actions .search-btn {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-menu {
                display: flex;
            }
            .page-banner {
                padding: 150px 0 64px;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .entry-img-wrap {
                height: 190px;
            }
            .entry-body {
                padding: 20px;
            }
            .entry-body h3 {
                font-size: 19px;
            }
            .faq-list {
                padding: 0 20px;
            }
            .cta-section {
                padding: 72px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner h1 .h1-brand {
                font-size: .62em;
            }
            .banner-desc {
                font-size: 16px;
            }
            .entry-img-wrap {
                height: 150px;
            }
            .entry-body p {
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-form input {
                min-width: 100%;
            }
            .cta-form .btn {
                width: 100%;
            }
            .cta-buttons .btn {
                width: 100%;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

/* roulang page: category2 */
:root {
  --color-primary: #1B3A2F;
  --color-primary-dark: #0F2A20;
  --color-accent: #C9A96E;
  --color-cta: #C75B39;
  --color-bg: #FAF8F5;
  --color-bg-alt: #F0EDE7;
  --color-ink: #1F2A26;
  --color-ink-light: #5A6B63;
  --color-border: rgba(27,58,47,.12);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 12px rgba(27,58,47,.06);
  --shadow-md: 0 8px 28px rgba(27,58,47,.12);
  --transition: .2s ease;
  --font-title: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
section { position: relative; }

/* ===== Header / Dock Nav ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  pointer-events: none;
  padding: 16px 2vw 0;
}
.dock-nav {
  pointer-events: auto;
  width: 96vw;
  max-width: 1200px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  padding: 10px 18px 10px 14px;
  box-shadow: 0 8px 30px rgba(27,58,47,.08);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
  white-space: nowrap;
}
.logo-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-accent);
  border-radius: 10px;
  font-size: 18px;
  font-family: var(--font-title);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
  transition: background var(--transition), color var(--transition);
}
.nav-links a:hover { background: rgba(27,58,47,.06); color: var(--color-primary); }
.nav-links a.active { background: rgba(27,58,47,.12); color: var(--color-primary); font-weight: 600; }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.search-btn {
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.search-btn:hover { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover { background: var(--color-cta); transform: translateY(-2px); }
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px; height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
}
.mobile-toggle span { display: block; width: 18px; height: 2px; background: var(--color-primary); border-radius: 2px; }
.mobile-menu {
  display: none;
  pointer-events: auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  margin: 10px auto 0;
  width: 96vw;
  max-width: 1200px;
  padding: 16px;
  box-shadow: var(--shadow-md);
  flex-direction: column;
  gap: 8px;
}
.mobile-menu a {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 15px;
  color: var(--color-ink);
  transition: background var(--transition);
}
.mobile-menu a:hover { background: rgba(27,58,47,.06); }
.mobile-menu a.active { background: rgba(27,58,47,.12); color: var(--color-primary); font-weight: 600; }

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  padding: 170px 0 80px;
  background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  isolation: isolate;
}
.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(15,42,32,.92) 0%, rgba(27,58,47,.78) 45%, rgba(27,58,47,.35) 100%);
  z-index: -1;
}
.banner-content { text-align: left; }
.banner-content h1 {
  font-family: var(--font-title);
  font-size: clamp(30px, 4.5vw, 48px);
  line-height: 1.25;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.banner-content p {
  font-size: 18px;
  color: rgba(255,255,255,.85);
  max-width: 560px;
  line-height: 1.7;
}
.breadcrumb {
  position: absolute;
  bottom: 36px;
  left: 0;
  right: 0;
  z-index: 2;
}
.breadcrumb-inner {
  font-size: 13px;
  color: rgba(255,255,255,.7);
}
.breadcrumb-inner a { color: var(--color-accent); margin: 0 4px; }
.breadcrumb-inner a:hover { text-decoration: underline; }
.breadcrumb-inner span { margin: 0 4px; }

/* ===== Service Guide Content ===== */
.service-guide-section {
  padding: 96px 0 80px;
}
.content-layout {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}
.main-area {
  flex: 0 0 calc(66.667% - 16px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.guide-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.guide-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201,169,110,.45);
}
.card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--color-primary);
  background: rgba(27,58,47,.08);
}
.guide-card h3 {
  font-family: var(--font-title);
  font-size: 20px;
  color: var(--color-ink);
  margin-bottom: 10px;
  line-height: 1.4;
}
.guide-card > p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ink-light);
  margin-bottom: 16px;
}
.guide-card ul {
  margin-bottom: 16px;
  display: grid;
  gap: 8px;
}
.guide-card ul li {
  font-size: 14px;
  color: var(--color-ink);
  display: flex;
  gap: 8px;
  align-items: flex-start;
  line-height: 1.6;
}
.guide-card ul li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}
.card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-cta);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition), color var(--transition);
}
.card-link:hover { color: var(--color-primary); gap: 8px; }

/* ===== Sidebar ===== */
.sidebar {
  flex: 0 0 calc(33.333% - 16px);
  position: sticky;
  top: 110px;
  display: grid;
  gap: 24px;
}
.sidebar-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}
.sidebar-card h3 {
  font-family: var(--font-title);
  font-size: 18px;
  color: var(--color-ink);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}
.sidebar-links { display: grid; gap: 14px; }
.sidebar-links a {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 14px;
  color: var(--color-ink);
  transition: color var(--transition), transform var(--transition);
}
.sidebar-links a:hover { color: var(--color-primary); transform: translateX(4px); }
.sidebar-links .link-thumb {
  width: 44px; height: 44px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-alt);
}
.sidebar-links .link-text { line-height: 1.4; flex: 1; }
.sidebar-links .link-text small {
  display: block;
  font-size: 12px;
  color: var(--color-ink-light);
}
.sidebar-box {
  background: var(--color-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  color: #fff;
}
.sidebar-box h3 { color:#fff; border-bottom-color: var(--color-accent); }
.sidebar-box p { font-size: 14px; color: rgba(255,255,255,.8); margin-bottom: 16px; line-height: 1.7; }
.sidebar-box a {
  display: inline-block;
  background: rgba(255,255,255,.12);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 999px;
  transition: background var(--transition), transform var(--transition);
}
.sidebar-box a:hover { background: var(--color-accent); transform: translateY(-2px); }

/* ===== Process Section ===== */
.process-section {
  background: var(--color-bg-alt);
  padding: 88px 0;
}
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px;
}
.section-head h2 {
  font-family: var(--font-title);
  font-size: clamp(24px, 3vw, 32px);
  color: var(--color-ink);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-head p {
  font-size: 16px;
  color: var(--color-ink-light);
  line-height: 1.7;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  counter-reset: step;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: rgba(27,58,47,.15);
}
.process-step {
  text-align: center;
  position: relative;
  padding-top: 72px;
}
.step-num {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  z-index: 2;
}
.process-step h3 {
  font-family: var(--font-title);
  font-size: 18px;
  color: var(--color-ink);
  margin-bottom: 8px;
}
.process-step p {
  font-size: 14px;
  color: var(--color-ink-light);
  line-height: 1.7;
}

/* ===== FAQ Section ===== */
.faq-section {
  padding: 96px 0;
  background: var(--color-bg);
}
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-border);
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 22px 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  text-align: left;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--color-primary); }
.faq-question .faq-icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-cta);
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  padding: 0 8px;
}
.faq-answer-inner {
  padding-bottom: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-ink-light);
}
.faq-answer-inner strong { color: var(--color-primary); }

/* ===== CTA Section ===== */
.cta-section {
  position: relative;
  padding: 96px 0;
  background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  isolation: isolate;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(15,42,32,.55) 0%, rgba(15,42,32,.88) 100%);
  z-index: -1;
}
.cta-inner { max-width: 680px; margin: 0 auto; }
.cta-inner h2 {
  font-family: var(--font-title);
  font-size: clamp(26px, 3.5vw, 36px);
  color: #fff;
  line-height: 1.3;
  margin-bottom: 12px;
}
.cta-inner p {
  font-size: 16px;
  color: rgba(255,255,255,.8);
  margin-bottom: 32px;
}
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-cta); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-light { background: #fff; color: var(--color-primary); }
.btn-light:hover { background: var(--color-accent); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline-light { background: transparent; border: 2px solid rgba(255,255,255,.8); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,.1); transform: translateY(-2px); }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.75);
  font-size: 14px;
}
.footer-top-bar {
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), transparent 60%);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 60px 0 40px;
}
.footer-brand .logo-text {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.6); max-width: 300px; }
.footer-col h3 {
  font-family: var(--font-title);
  font-size: 16px;
  color: #fff;
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-col ul { display: grid; gap: 10px; }
.footer-col a { color: rgba(255,255,255,.6); transition: color var(--transition); }
.footer-col a:hover { color: var(--color-accent); }
.footer-contact p { margin-bottom: 8px; color: rgba(255,255,255,.6); }
.footer-copy {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.45);
}

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .content-layout { flex-direction: column; }
  .main-area { flex: 1 1 100%; width: 100%; }
  .sidebar { flex: 1 1 100%; width: 100%; position: static; grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process-steps::before { display: none; }
  .process-step { padding-top: 68px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .site-header { padding: 12px 2vw 0; }
  .dock-nav { width: 96vw; padding: 8px 12px; border-radius: 40px; }
  .nav-links, .nav-actions .search-btn, .nav-actions .nav-cta { display: none; }
  .mobile-toggle { display: flex; }
  .mobile-menu.active { display: flex; }
  .nav-logo { font-size: 15px; }
  .logo-badge { width: 30px; height: 30px; font-size: 15px; }
  .page-banner { min-height: 320px; padding: 130px 0 60px; }
  .banner-content h1 { font-size: 30px; }
  .banner-content p { font-size: 16px; }
  .main-area { grid-template-columns: 1fr; }
  .sidebar { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .process-step { padding-top: 64px; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .container { padding: 0 16px; }
  .service-guide-section, .faq-section { padding: 64px 0; }
  .process-section { padding: 64px 0; }
  .cta-section { padding: 72px 0; }
}
@media (max-width: 520px) {
  .nav-logo { font-size: 14px; }
  .logo-badge { display: none; }
  .footer-copy { font-size: 12px; line-height: 1.7; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}