/* roulang page: index */
:root{
  --primary-dark:#082F26;      /* 主深色：深墨绿 */
  --primary-green:#0B5D46;     /* 主绿色 */
  --bright-emerald:#2FA47A;    /* 亮翡翠 */
  --warm-beige:#F7F4EC;        /* 暖米白页面底色 */
  --card-white:#FFFFFF;        /* 卡片白 */
  --champagne-gold:#D9A260;    /* 香槟金 */
  --body-text:#1E342C;         /* 正文主色 */
  --body-muted:#5E7169;        /* 正文次要色 */
  --border-color:#E2EBE5;      /* 分割线 */
  --grad-main:linear-gradient(140deg,#0B5D46 0%,#2FA47A 70%,#D9A260 130%);
  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:8px;
  --shadow-base:0 2px 10px rgba(8,47,38,0.06);
  --shadow-hover:0 16px 32px rgba(8,47,38,0.12);
  --font-stack:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --gap-section:92px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-stack);background:var(--warm-beige);color:var(--body-text);line-height:1.72;font-size:16px;-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;display:block;}
a{text-decoration:none;color:var(--primary-green);transition:color .25s ease;}
a:hover{color:var(--bright-emerald);}
ul,ol{list-style:none;}
button,input,select,textarea{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.main-wrapper{overflow:hidden;}
.section{padding:var(--gap-section) 0;}
.tf-section{background:var(--section-bg,transparent);}
.section-wide{padding:64px 0;}
.text-center{text-align:center;}

/* ---------- 导航栏 ---------- */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  background:rgba(8,47,38,0.35);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,0.18);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
  padding:14px 0;
}
.site-header.scrolled{
  background:rgba(8,47,38,0.93);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 8px 30px rgba(0,0,0,0.18);
  border-bottom:1px solid rgba(255,255,255,0.10);
  padding:6px 0;
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo-text{
  font-weight:800;font-size:28px;color:#ffffff;letter-spacing:0.5px;line-height:1.2;white-space:nowrap;
}
.logo-text span{color:var(--champagne-gold);font-weight:700;font-size:20px;margin-left:2px;}
.logo-wrap{flex-shrink:0;}
.logo-wrap a{display:flex;align-items:baseline;gap:2px;color:#fff;}
.logo-wrap a:hover{opacity:0.9;}
@media(max-width:720px){
  .logo-text{font-size:22px;}
  .logo-text span{font-size:16px;}
}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto;}
.nav-links a{
  color:rgba(255,255,255,0.92);font-size:15px;font-weight:500;padding:6px 2px;position:relative;white-space:nowrap;
  transition:color .25s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--champagne-gold);border-radius:2px;transition:width .3s ease;
}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a:hover,.nav-links a.active{color:#ffffff;}
.nav-cta{margin-left:20px;}
.btn-cta-nav{
  display:inline-block;padding:10px 24px;border-radius:30px;background:var(--grad-main);
  color:#fff;font-weight:600;font-size:14.5px;transition:all .3s ease;box-shadow:0 4px 12px rgba(11,93,70,0.3);
  white-space:nowrap;
}
.btn-cta-nav:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(47,164,122,0.4);color:#fff;}
.hamburger{
  display:none;background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.3);border-radius:8px;
  width:44px;height:44px;justify-content:center;align-items:center;cursor:pointer;color:#fff;font-size:20px;transition:background .3s ease;
}
.hamburger:hover{background:rgba(255,255,255,0.2);}
@media(max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .hamburger{display:flex;margin-left:auto;}
}
.mobile-menu{
  position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(8,47,38,0.97);
  z-index:1100;display:flex;flex-direction:column;justify-content:center;align-items:center;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.mobile-menu.open{opacity:1;visibility:visible;}
.mobile-menu .close-menu{
  position:absolute;top:22px;right:24px;background:transparent;border:none;color:#fff;font-size:34px;cursor:pointer;padding:8px;
}
.mobile-menu nav{display:flex;flex-direction:column;gap:28px;align-items:center;}
.mobile-menu nav a{color:#fff;font-size:22px;font-weight:500;text-decoration:none;}
.mobile-menu nav a.active{color:var(--champagne-gold);}
.mobile-menu nav a:hover{opacity:0.85;color:var(--champagne-gold);}
.mobile-menu .nav-cta-mobile{
  margin-top:30px;background:var(--grad-main);padding:12px 32px;border-radius:30px;color:#fff;font-weight:600;
}
.mobile-menu .nav-cta-mobile:hover{background:var(--bright-emerald);color:#fff;}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding:160px 0 100px;overflow:hidden;
  background:linear-gradient(140deg,#0B3A2E 0%,#0B5D46 45%,#0F785B 80%,#124E3B 100%);
}
.hero-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:0.24;
}
.hero::before{
  content:"";position:absolute;top:0;right:0;width:100%;height:100%;
  background:radial-gradient(circle at 80% 20%,rgba(217,162,96,0.18) 0%,transparent 55%),url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06' fill-rule='nonzero'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity:0.7;
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;grid-template-columns:1.05fr 0.95fr;gap:64px;align-items:center;
}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;
  background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.22);
  border-radius:24px;color:#f4d3b0;font-size:13px;font-weight:500;letter-spacing:0.3px;margin-bottom:22px;
  backdrop-filter:blur(4px);
}
.hero-kicker i{color:var(--champagne-gold);font-size:13px;}
.hero h1{
  font-size:44px;line-height:1.25;font-weight:800;color:#ffffff;margin:20px 0;
  letter-spacing:-0.5px;max-width:600px;
}
.hero h1 .txt-gold{
  background:linear-gradient(90deg,#F7C873,#F1A35B);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-sub{
  font-size:16px;line-height:1.75;color:rgba(255,255,255,0.9);max-width:560px;margin-bottom:32px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center;}
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;padding:14px 34px;border-radius:30px;
  background:var(--grad-main);color:#fff;font-weight:600;font-size:15px;border:none;
  cursor:pointer;transition:all .3s ease;box-shadow:0 6px 18px rgba(0,0,0,0.22);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(47,164,122,0.45);color:#fff;}
.btn-secondary{
  display:inline-flex;align-items:center;gap:8px;padding:13px 32px;border-radius:30px;
  background:rgba(255,255,255,0.1);border:1.5px solid rgba(255,255,255,0.65);color:#fff;
  font-weight:600;font-size:15px;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(6px);
}
.btn-secondary:hover{background:rgba(255,255,255,0.2);transform:translateY(-2px);color:#fff;}
.hero-trust{
  display:flex;gap:26px;margin-top:44px;flex-wrap:wrap;
}
.hero-trust-item{
  display:flex;align-items:center;gap:10px;color:rgba(255,255,255,0.85);font-size:13px;
}
.hero-trust-item i{color:var(--champagne-gold);}

/* Hero 右侧抽象卡组合 */
.hero-visual{position:relative;min-height:460px;}
.visual-card-main{
  position:absolute;top:0;right:0;width:80%;height:230px;border-radius:24px;background:rgba(0,0,0,0.15);
  border:1px solid rgba(255,255,255,0.18);backdrop-filter:blur(10px);
  background-image:url('/assets/images/coverpic/cover-1.png');background-size:cover;background-position:center;
  box-shadow:0 20px 44px rgba(0,0,0,0.32);
  transform:rotate(2deg);
}
.visual-card-main .overlay-gradient{position:absolute;inset:0;background:linear-gradient(130deg,rgba(8,47,38,0.2),rgba(8,47,38,0.02));border-radius:24px;}
.visual-card-glass{
  position:absolute;bottom:55px;left:0px;width:40%;padding:22px;border-radius:18px;
  background:rgba(255,255,255,0.14);border:1px solid rgba(255,255,255,0.24);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:0 15px 34px rgba(0,0,0,0.22);
}
.visual-card-glass .stat-big{font-size:34px;font-weight:800;color:#fff;line-height:1.2;}
.visual-card-glass .stat-label{font-size:13px;color:rgba(255,255,255,0.9);}
.v-badge{
  position:absolute;top:130px;left:8%;width:70px;height:70px;display:flex;
  flex-direction:column;align-items:center;justify-content:center;text-align:center;
  background:linear-gradient(140deg,var(--champagne-gold),#F0E0C8);color:#082F26;
  font-weight:700;border-radius:50%;font-size:12px;line-height:1.3;box-shadow:0 10px 20px rgba(0,0,0,0.2);
}
.v-card-mini{
  position:absolute;bottom:15px;right:6%;display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,0.13);border:1px solid rgba(255,255,255,0.18);
  padding:8px 16px;border-radius:28px;color:#ffffff;font-size:13px;font-weight:500;backdrop-filter:blur(8px);
}
.v-card-mini i{color:var(--champagne-gold);}
@media(max-width:900px){
  .hero{padding:130px 0 90px;}
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .hero h1{font-size:36px;}
  .hero-visual{min-height:260px;margin-top:10px;}
  .visual-card-main{width:90%;height:200px;}
  .visual-card-glass{bottom:60px;width:160px;}
  .v-badge{top:95px;left:0;width:58px;height:58px;font-size:10px;}
  .v-card-mini{bottom:5px;right:0;}
}

/* ---------- 数据徽章条 ---------- */
.stat-band{background:#FFFFFF;border-bottom:1px solid var(--border-color);position:relative;z-index:4;}
.stat-band .container{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
}
.stat-band-item{padding:30px 24px 26px;border-left:1px solid var(--border-color);text-align:center;}
.stat-band-item:first-child{border-left:none;}
.stat-band-item .num{font-size:38px;font-weight:800;color:var(--primary-green);line-height:1.25;}
.stat-band-item .num em{font-style:normal;color:var(--champagne-gold);}
.stat-band-item .lbl{font-size:14px;color:var(--body-muted);display:block;margin-top:4px;line-height:1.5;}
@media(max-width:900px){
  .stat-band .container{grid-template-columns:1fr 1fr;}
  .stat-band-item{border-top:1px solid var(--border-color);}
  .stat-band-item:nth-child(odd){border-left:none;}
}
@media(max-width:640px){
  .stat-band .container{grid-template-columns:1fr;}
  .stat-band-item{border-left:none;padding:20px;}
}

/* ---------- 通用版块标题 ---------- */
.section-head{margin-bottom:48px;max-width:700px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--primary-green);
  background:rgba(11,93,70,0.08);padding:6px 12px;border-radius:16px;margin-bottom:12px;letter-spacing:0.4px;
}
.section-head h2{
  font-size:34px;line-height:1.3;font-weight:800;color:var(--primary-dark);margin:8px 0 12px;letter-spacing:-0.3px;
}
.section-head p{font-size:15px;color:var(--body-muted);line-height:1.8;}
.section-head .link-more{color:var(--primary-green);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:5px;margin-top:8px;}
.section-head .link-more:hover{gap:10px;transition:gap .3s;}
@media(max-width:720px){
  .section-head h2{font-size:27px;}
}

/* ---------- 痛点区 ---------- */
.pain-section{background:var(--warm-beige);}
.pain-wrap{
  display:grid;grid-template-columns:0.85fr 1.15fr;gap:64px;align-items:start;
}
.pain-left h3{font-size:32px;line-height:1.35;color:var(--primary-dark);font-weight:800;margin-bottom:20px;}
.pain-desc{color:var(--body-muted);font-size:15px;line-height:1.8;margin-bottom:24px;}
.pain-guide{
  padding:18px 22px;background:var(--card-white);border-radius:var(--radius-md);border-left:4px solid var(--bright-emerald);
  font-size:15px;color:var(--body-text);box-shadow:var(--shadow-base);
}
.pain-list{display:flex;flex-direction:column;gap:14px;}
.pain-item{
  display:flex;gap:16px;padding:20px 24px;background:var(--card-white);border-radius:var(--radius-md);
  box-shadow:var(--shadow-base);transition:all .3s ease;border:1px solid rgba(226,235,229,0.5);
}
.pain-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.pain-item .ic{
  width:46px;height:46px;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:rgba(11,93,70,0.10);border-radius:12px;color:var(--primary-green);font-size:19px;
}
.pain-item h4{font-size:16px;color:var(--primary-dark);font-weight:700;margin-bottom:3px;}
.pain-item p{font-size:14px;color:var(--body-muted);line-height:1.65;}
@media(max-width:900px){
  .pain-wrap{grid-template-columns:1fr;gap:40px;}
}

/* ---------- 解决方案区 ---------- */
.solution-section{background:#FFFFFF;}
.solve-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:64px;align-items:center;}
.solution-intro h2{font-size:33px;line-height:1.3;font-weight:800;color:var(--primary-dark);margin-bottom:18px;}
.solution-intro p{color:var(--body-muted);line-height:1.85;margin-bottom:16px;font-size:15px;}
.solution-intro .check-list{margin-top:26px;display:grid;gap:12px;}
.check-item{display:flex;align-items:flex-start;gap:12px;font-size:14.5px;color:var(--body-text);}
.check-item .ck{
  width:22px;height:22px;flex-shrink:0;border-radius:50%;background:var(--bright-emerald);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:12px;margin-top:2px;
}
.solution-right{display:flex;gap:20px;flex-direction:column;position:relative;}
.solve-main-card{
  background:#062B22;border-radius:24px;padding:28px 32px;color:#fff;overflow:hidden;position:relative;
  box-shadow:0 12px 36px rgba(8,47,38,0.25);background-image:url('/assets/images/coverpic/cover-3.png');
  background-size:cover;background-position:center;
}
.solve-main-card::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(6,43,34,0.92),rgba(6,43,34,0.55));border-radius:24px;}
.solve-main-card > *{position:relative;}
.solve-main-card h4{font-size:22px;font-weight:700;color:#F4E0C0;margin-bottom:12px;}
.solve-main-card p{font-size:14.5px;color:rgba(255,255,255,0.85);line-height:1.75;margin-bottom:18px;}
.btn-round-light{
  display:inline-flex;align-items:center;gap:6px;padding:9px 20px;background:rgba(255,255,255,0.15);
  border:1px solid rgba(255,255,255,0.3);color:#fff;border-radius:24px;font-size:13px;font-weight:500;transition:all .3s;
}
.btn-round-light:hover{background:var(--champagne-gold);color:#082F26;}
.solve-side-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.solve-side-item{
  background:var(--warm-beige);border-radius:16px;border:1px solid var(--border-color);
  padding:20px;transition:all .3s ease;
}
.solve-side-item:hover{box-shadow:var(--shadow-hover);background:#ffffff;}
.solve-side-item i{color:var(--primary-green);font-size:24px;margin-bottom:10px;display:block;}
.solve-side-item h5{font-size:15px;font-weight:700;color:var(--primary-dark);margin-bottom:6px;}
.solve-side-item p{font-size:13px;color:var(--body-muted);line-height:1.7;}
@media(max-width:980px){
  .solve-grid{grid-template-columns:1fr;gap:44px;}
}

/* ---------- 成果数据深色带 ---------- */
.result-section{
  background:linear-gradient(120deg,#082F26 0%,#0B5D46 60%,#0B3A2E 100%);
  position:relative;overflow:hidden;
}
.result-section::after{
  content:"";position:absolute;top:0;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(217,162,96,0.25) 0%,transparent 70%);pointer-events:none;
}
.result-section .section-head h2{color:#ffffff;}
.result-section .section-head p{color:rgba(255,255,255,0.75);}
.result-section .eyebrow{background:rgba(255,255,255,0.12);color:var(--champagne-gold);}
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.result-block{
  border-radius:20px;padding:28px 22px 30px;height:100%;
  background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);
}
.result-block .num{font-size:48px;font-weight:800;color:#F4D8A8;line-height:1.2;margin-bottom:6px;}
.result-block .num .suffix{font-size:28px;}
.result-block .ui-label{font-size:14px;color:rgba(245,220,190,0.9);font-weight:500;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:4px;}
.result-block figure{font-size:15px;font-weight:700;color:#ffffff;margin-bottom:8px;}
.result-block .descript{font-size:13px;color:rgba(255,255,255,0.7);line-height:1.7;}
@media(max-width:900px){
  .result-grid{grid-template-columns:1fr 1fr;gap:16px;}
}
@media(max-width:520px){
  .result-grid{grid-template-columns:1fr;}
}

/* ---------- 证言区 ---------- */
.testimonial-section{
  background:var(--warm-beige);
}
.testi-layout{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:center;}
.testi-summary h2{font-size:32px;font-weight:800;line-height:1.4;color:var(--primary-dark);margin-bottom:16px;}
.testi-summary p{color:var(--body-muted);line-height:1.8;font-size:15px;margin-bottom:20px;}
.testi-card-summary{
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;
  padding:14px 20px;background:var(--card-white);border-radius:var(--radius-md);
  border:1px solid var(--border-color);
}
.testi-card-summary .stars{color:var(--champagne-gold);font-size:14px;letter-spacing:2px;}
.testi-card-summary span{font-size:13px;color:var(--body-muted);}
.testi-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.testi-item{
  background:var(--card-white);border:1px solid rgba(226,235,229,0.8);border-radius:var(--radius-md);
  padding:24px 22px;box-shadow:var(--shadow-base);
}
.testi-item:first-child{transform:translateY(-8px);}
.testi-item .quote-icon{font-size:26px;color:var(--bright-emerald);opacity:0.5;margin-bottom:10px;}
.testi-item blockquote{font-size:14.5px;line-height:1.8;color:var(--body-text);border:none;margin-bottom:16px;}
.testi-person{display:flex;gap:12px;align-items:center;}
.testi-person .avatar{
  width:40px;height:40px;border-radius:50%;background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;
}
.testi-person .name{font-size:14px;font-weight:600;color:var(--primary-dark);}
.testi-person .meta{font-size:12px;color:var(--body-muted);}
@media(max-width:900px){
  .testi-layout{grid-template-columns:1fr;gap:36px;}
  .testi-item:first-child{transform:translateY(0);}
}
@media(max-width:640px){
  .testi-grid{grid-template-columns:1fr;}
}

/* ---------- 品牌信息/优势证言区--------- */
.brand-extra{background:#FFFFFF;}
.brand-extra-inner{
  display:grid;grid-template-columns:1fr 1fr;gap:62px;align-items:center;
}
.brand-feature-list{display:grid;gap:18px;}
.brand-feature-item{
  padding:18px 0;border-bottom:1px solid var(--border-color);display:flex;gap:18px;
}
.brand-feature-item .ic{
  width:40px;height:40px;border-radius:10px;background:rgba(47,164,122,0.12);color:var(--primary-green);
  display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;
}
.brand-feature-item h3{font-size:16px;font-weight:700;color:var(--primary-dark);margin-bottom:4px;}
.brand-feature-item p{font-size:14px;color:var(--body-muted);line-height:1.7;}
@media(max-width:900px){
  .brand-extra-inner{grid-template-columns:1fr;gap:36px;}
}

/* ---------- 最新资讯列表首页（CMS区域）---------- */
.news-section{background:var(--warm-beige);}
.news-top{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.news-top h2{font-size:33px;font-weight:800;color:var(--primary-dark);line-height:1.3;}
.news-top p{color:var(--body-muted);font-size:14px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  background:var(--card-white);border-radius:var(--radius-md);overflow:hidden;
  border:1px solid rgba(226,235,229,0.7);box-shadow:var(--shadow-base);transition:all .4s ease;
  flex-direction:column;display:flex;
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.news-card .cover{
  width:100%;height:170px;background:var(--grad-main);position:relative;overflow:hidden;
}
.news-card .cover img{
  width:100%;height:100%;object-fit:cover;object-position:center;
  transition:transform .5s ease;
}
.news-card:hover .cover img{transform:scale(1.05);}
.news-card .cover .cat-tag{
  position:absolute;top:14px;left:14px;background:rgba(8,47,38,0.82);color:#fff;font-size:12px;
  padding:4px 12px;border-radius:14px;backdrop-filter:blur(4px);z-index:2;
}
.news-card .body{
  padding:18px 20px 20px;flex:1;display:flex;flex-direction:column;
}
.news-card .body h3{font-size:17px;font-weight:700;line-height:1.5;color:var(--primary-dark);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card .body p{font-size:13.5px;color:var(--body-muted);margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;line-height:1.75;}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--body-muted);
  border-top:1px solid var(--border-color);padding-top:12px;
}
.news-meta i{color:var(--champagne-gold);margin-right:3px;}
.news-empty{
  grid-column:1 / -1;background:var(--card-white);border:1px dashed var(--border-color);
  border-radius:var(--radius-md);padding:60px 30px;text-align:center;color:var(--body-muted);font-size:15px;
}
@media(max-width:900px){
  .news-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:640px){
  .news-grid{grid-template-columns:1fr;}
}

/* ---------- FAQ 区 ---------- */
.faq-section{background:#FFFFFF;}
.faq-layout{display:grid;grid-template-columns:0.8fr 1.2fr;gap:64px;}
.faq-side h2{font-size:32px;font-weight:800;color:var(--primary-dark);line-height:1.35;margin-bottom:14px;}
.faq-side p{color:var(--body-muted);line-height:1.8;margin-bottom:22px;font-size:15px;}
.faq-actions .btn-primary{padding:12px 30px;}
.faq-list{display:grid;gap:13px;}
.faq-item{
  background:var(--card-white);border:1px solid var(--border-color);border-radius:var(--radius-md);
  transition:all .3s ease;overflow:hidden;
}
.faq-item:hover{border-color:rgba(47,164,122,0.5);box-shadow:var(--shadow-base);}
.faq-item.active{box-shadow:var(--shadow-hover);border-color:rgba(47,164,122,0.25);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:12px;padding:16px 20px;text-align:left;
  background:transparent;border:none;font-size:16px;font-weight:600;color:var(--primary-dark);
  font-family:var(--font-stack);cursor:pointer;
}
.faq-q .faq-icon{
  width:26px;height:26px;border-radius:50%;background:rgba(47,164,122,0.15);color:var(--primary-green);
  display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0;font-size:14px;
  transition:all .3s ease;
}
.faq-q .faq-icon::before,
.faq2-icon-h{
  content:"";position:absolute;width:12px;height:2px;background:currentColor;
}
.faq-q .faq-icon::after{
  content:"";position:absolute;width:2px;height:12px;background:currentColor;transition:transform .3s ease;
}
.faq-item.active .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{
  padding:0 20px 18px 58px;max-height:0;overflow:hidden;color:var(--body-muted);font-size:14.5px;line-height:1.85;
  transition:max-height .35s ease,padding .3s;
}
.faq-item.active .faq-a{max-height:300px;padding-bottom:18px;padding-top:0;}
@media(max-width:900px){
  .faq-layout{grid-template-columns:1fr;gap:38px;}
}

/* ---------- CTA 底部 ---------- */
.cta-section{padding:70px 0 60px;background:var(--warm-beige);}
.cta-box{
  background:linear-gradient(140deg,#082F26,#0B5D46 60%,#2FA47A);
  border-radius:34px;padding:70px 40px 60px;position:relative;text-align:center;overflow:hidden;
}
.cta-box::before{
  content:"";position:absolute;top:-150px;right:-150px;width:430px;height:430px;
  background:radial-gradient(circle,rgba(217,162,96,0.3) 0%,transparent 70%);border-radius:50%;
}
.cta-box p.label{color:var(--champagne-gold);font-size:14px;letter-spacing:0.5px;margin-bottom:15px;position:relative;}
.cta-box h2{
  font-size:34px;font-weight:800;color:#fff;max-width:640px;margin:0 auto 16px;position:relative;line-height:1.4;
}
.cta-box h2 .line{color:#F5D5A5;}
.cta-box .cta-intro{color:rgba(255,255,255,0.85);max-width:560px;margin:0 auto 38px;font-size:15px;line-height:1.8;}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;position:relative;}
.btn-white{
  background:var(--champagne-gold);color:var(--primary-dark);font-weight:700;
}
.btn-white:hover{color:var(--primary-dark);background:#F7D8A8;transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,0.2);}
.btn-outline-light{background:transparent;border:1.5px solid #ffffff;color:#ffffff;}
.btn-outline-light:hover{background:rgba(255,255,255,0.2);color:#fff;}
@media(max-width:640px){
  .cta-box{padding:50px 20px 40px;}
  .cta-box h2{font-size:26px;}
}

/* ---------- 页脚 ---------- */
.footer{background:var(--primary-dark);color:rgba(255,255,255,0.74);padding-top:64px;position:relative;}
.footer-inner{display:grid;grid-template-columns:1.3fr 0.8fr 0.9fr 0.9fr;gap:40px;padding-bottom:40px;margin-left:auto;margin-right:auto;}
.footer .f-brand .f-logo{font-size:24px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer .f-brand .f-logo span{color:var(--champagne-gold);}
.footer .f-brand p{font-size:14px;line-height:1.85;margin-bottom:16px;color:rgba(255,255,255,0.7);}
.footer .f-title{font-size:15px;font-weight:700;color:#ffffff;margin-bottom:20px;letter-spacing:0.3px;}
.footer ul li{margin-bottom:10px;}
.footer ul li a{color:rgba(255,255,255,0.65);font-size:14.5px;transition:.3s;}
.footer ul li a:hover{color:var(--champagne-gold);padding-left:3px;}
.f-contact-item{display:flex;gap:10px;margin-bottom:14px;font-size:14px;}
.f-contact-item i{color:var(--champagne-gold);margin-top:4px;}
.f-copyright{
  border-top:1px solid rgba(255,255,255,0.12);max-width:1200px;margin:0 auto;padding:22px 24px;
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,0.5);
}
.f-copyright a{color:rgba(255,255,255,0.6);}
.f-copyright a:hover{color:#fff;}
@media(max-width:1024px){
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media(max-width:640px){
  .footer-inner{grid-template-columns:1fr;gap:30px;}
  .f-copyright{flex-direction:column;text-align:center;}
  .section{padding:56px 0;}
  .logo-text{font-size:22px;}
  .hero{min-height:auto;padding:110px 0 60px;}
}

/* ---------- 主体按钮 Focus 可访问性 ---------- */
a:focus-visible,button:focus-visible{
  outline:2px solid var(--champagne-gold);outline-offset:3px;border-radius:4px;
}

/* roulang page: category1 */
:root {
            --deep: #082F26;
            --deep2: #0B3A2E;
            --green: #0B5D46;
            --emerald: #2FA47A;
            --cream: #F7F4EC;
            --white: #FFFFFF;
            --gold: #D9A260;
            --text: #1E342C;
            --muted: #5E7169;
            --border: #E2EBE5;
            --grad: linear-gradient(140deg, #0B5D46 0%, #2FA47A 70%, #D9A260 130%);
            --shadow: 0 2px 10px rgba(8, 47, 38, 0.06);
            --shadow-lg: 0 16px 32px rgba(8, 47, 38, 0.12);
            --radius: 20px;
            --radius-md: 16px;
            --radius-sm: 8px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 84px;
        }

        body {
            margin: 0;
            background: var(--cream);
            color: var(--text);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 15.5px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
        }

        a {
            color: var(--green);
            text-decoration: none;
            transition: color .25s ease, border-color .25s ease, background .25s ease;
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        ul,
        ol,
        figure {
            margin: 0;
        }

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

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 76px;
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border-bottom: 1px solid rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: height .28s ease, background .28s ease, box-shadow .28s ease;
        }

        .site-header.is-scrolled {
            background: rgba(8, 47, 38, 0.96);
            box-shadow: 0 8px 24px rgba(6, 30, 24, 0.18);
            height: 66px;
            border-color: rgba(255, 255, 255, 0.08);
        }

        .site-header .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            display: grid;
            place-items: center;
            border-radius: 12px;
            background: var(--grad);
            color: #fff;
            font-weight: 800;
            font-size: 19px;
            letter-spacing: 0;
            box-shadow: 0 4px 12px rgba(11, 93, 70, 0.28);
        }

        .brand-text {
            display: flex;
            align-items: baseline;
            flex-wrap: wrap;
            line-height: 1.1;
        }

        .brand-text strong {
            display: block;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: .4px;
        }

        .brand-text em {
            display: block;
            font-style: normal;
            color: rgba(255, 255, 255, 0.85);
            font-size: 12px;
            letter-spacing: 3px;
            margin-top: 2px;
        }

        .site-header.is-scrolled .brand-text strong {
            font-size: 19px;
        }

        .nav-list {
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0;
            padding: 0;
            list-style: none;
            gap: 4px;
        }

        .nav-list a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 42px;
            padding: 0 15px;
            color: rgba(255, 255, 255, 0.92);
            font-size: 15px;
            font-weight: 500;
            border-radius: 999px;
            position: relative;
            transition: background .25s ease, color .25s ease;
        }

        .nav-list a::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--gold);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform .25s ease;
        }

        .nav-list a:hover,
        .nav-list a:focus-visible {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-list a:hover::after,
        .nav-list a:focus-visible::after,
        .nav-list a.active::after {
            transform: scaleX(1);
        }

        .nav-list a.active {
            color: var(--gold);
            font-weight: 700;
        }

        .menu-toggle,
        .menu-close {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background .2s, transform .2s;
        }

        .menu-toggle:hover,
        .menu-close:hover {
            background: rgba(255, 255, 255, 0.16);
        }

        .menu-toggle:focus-visible,
        .menu-close:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 3px;
        }

        .page-banner {
            position: relative;
            min-height: 310px;
            background: linear-gradient(112deg, #082F26 0%, #0B5D46 54%, #2FA47A 120%);
            padding: 158px 0 56px;
            overflow: hidden;
            color: #fff;
        }

        .page-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.24;
            pointer-events: none;
        }

        .page-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 78% 20%, rgba(217, 162, 96, 0.18), transparent 42%), linear-gradient(90deg, rgba(8, 47, 38, 0.72), rgba(8, 47, 38, 0.1));
            pointer-events: none;
        }

        .banner-inner {
            position: relative;
            z-index: 1;
            max-width: 780px;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.72);
            font-size: 14px;
            margin-bottom: 22px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.78);
            transition: color .2s;
        }

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

        .breadcrumb span {
            opacity: .6;
        }

        .breadcrumb em {
            font-style: normal;
            color: var(--gold);
        }

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            letter-spacing: 1.5px;
            color: rgba(255, 255, 255, 0.8);
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .banner-inner h1 {
            font-size: 46px;
            line-height: 1.15;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }

        .banner-inner p {
            max-width: 680px;
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.8;
        }

        .page-section {
            padding: 86px 0 20px;
        }

        .content-section {
            padding: 86px 0 40px;
            border-bottom: 1px solid rgba(11, 93, 70, 0.08);
        }

        .content-section:last-of-type {
            border-bottom: none;
            padding-bottom: 0;
        }

        .module-panel {
            background: #fff;
            border-radius: var(--radius);
            padding: 44px 44px 48px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(226, 235, 229, 0.7);
            margin-bottom: 28px;
        }

        .module-panel .section-intro {
            margin-bottom: 34px;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.6px;
            color: var(--emerald);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .eyebrow::before {
            content: "";
            width: 26px;
            height: 2px;
            background: var(--gold);
            border-radius: 4px;
        }

        .section-intro h2,
        .module-heading {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
            letter-spacing: .5px;
            margin-bottom: 18px;
        }

        .section-intro p,
        .section-copy p {
            color: var(--muted);
            margin-bottom: 18px;
        }

        .section-copy p:last-child {
            margin-bottom: 0;
        }

        .highlight-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .highlight-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding-left: 18px;
            border-left: 2px solid rgba(47, 164, 122, 0.35);
        }

        .highlight-list i {
            color: var(--emerald);
            font-size: 18px;
            margin-top: 4px;
        }

        .highlight-list span {
            display: block;
            flex: 1;
        }

        .process-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
            counter-reset: process;
        }

        .process-step {
            background: var(--cream);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            border: 1px solid transparent;
            transition: border-color .3s, box-shadow .3s, transform .3s;
            position: relative;
        }

        .process-step::before {
            counter-increment: process;
            content: "0" counter(process);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 34px;
            padding: 0 12px;
            border-radius: 999px;
            background: rgba(47, 164, 122, 0.12);
            color: var(--green);
            font-size: 13px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .process-step h3 {
            font-size: 17px;
            color: var(--text);
            margin-bottom: 10px;
        }

        .process-step p {
            color: var(--muted);
            font-size: 14.5px;
            line-height: 1.7;
        }

        .process-step:hover {
            border-color: var(--border);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }

        .card-media-grid {
            display: grid;
            grid-template-columns: 1.22fr .78fr;
            gap: 24px;
            align-items: stretch;
        }

        .media-card {
            border-radius: var(--radius);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: transform .3s ease, box-shadow .3s ease;
            display: flex;
            flex-direction: column;
        }

        .media-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .media-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform .45s ease;
        }

        .media-card:hover img {
            transform: scale(1.025);
        }

        .media-card-body {
            padding: 24px 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .media-tag {
            display: inline-flex;
            align-self: flex-start;
            padding: 5px 12px;
            border-radius: 999px;
            background: rgba(47, 164, 122, 0.12);
            color: var(--green);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .media-card h3 {
            color: var(--text);
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .media-card p {
            color: var(--muted);
            font-size: 14.8px;
            line-height: 1.75;
        }

        .media-stack {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .media-card-slim {
            flex-direction: row;
            min-height: 0;
            align-items: stretch;
        }

        .media-card-slim img {
            width: 112px;
            height: 118px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .media-card-slim .media-card-body {
            padding: 18px;
        }

        .media-card-slim .media-card-body h3 {
            font-size: 16px;
            margin-bottom: 6px;
        }

        .media-card-slim .media-card-body p {
            font-size: 13.5px;
            line-height: 1.7;
            -webkit-line-clamp: 3;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .split-module {
            display: grid;
            grid-template-columns: .86fr 1.14fr;
            gap: 34px;
            align-items: center;
            background: #fff;
            border-radius: var(--radius);
            padding: 30px;
            border: 1px solid rgba(226, 235, 229, 0.7);
            box-shadow: var(--shadow);
        }

        .split-media {
            border-radius: var(--radius-md);
            overflow: hidden;
            max-height: 340px;
            background: linear-gradient(145deg, #0B5D46, #2FA47A);
        }

        .split-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        .split-content .section-intro {
            margin-bottom: 14px;
        }

        .split-content h2 {
            font-size: 27px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .split-content p {
            color: var(--muted);
            margin-bottom: 18px;
        }

        .safety-checklist {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin: 20px 0 0;
            padding: 0;
        }

        .safety-checklist li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            color: var(--muted);
        }

        .safety-checklist i {
            color: var(--emerald);
            margin-top: 5px;
            font-size: 16px;
        }

        .safety-line {
            margin-top: 22px;
            padding: 18px 20px;
            border-radius: var(--radius-md);
            background: rgba(217, 162, 96, 0.12);
            border-left: 4px solid var(--gold);
        }

        .safety-line strong {
            color: var(--green);
        }

        .safety-line p {
            color: var(--text);
            font-size: 15px;
        }

        .guide-aside {
            position: relative;
        }

        .aside-sticky {
            position: sticky;
            top: 96px;
            z-index: 3;
        }

        .aside-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px 24px;
            border: 1px solid rgba(226, 235, 229, 0.6);
            margin-bottom: 24px;
        }

        .aside-card h3 {
            font-size: 19px;
            color: var(--text);
            font-weight: 800;
            margin-top: 8px;
            margin-bottom: 20px;
        }

        .aside-card .aside-kicker {
            color: var(--emerald);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.4px;
            text-transform: uppercase;
        }

        .aside-points {
            list-style: none;
            margin: 0 0 16px;
            padding: 0;
        }

        .aside-points li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 10px 0;
            border-bottom: 1px dashed rgba(226, 235, 229, 0.9);
            color: var(--muted);
            font-size: 14.5px;
            line-height: 1.65;
        }

        .aside-points li:last-child {
            border-bottom: none;
        }

        .aside-points i {
            color: var(--gold);
            margin-top: 5px;
            font-size: 14px;
        }

        .aside-help {
            background: linear-gradient(145deg, #082F26, #0B5D46);
            border-color: transparent;
            color: #fff;
        }

        .aside-help .aside-kicker {
            color: var(--gold);
        }

        .aside-help h3 {
            color: #fff;
        }

        .aside-help p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14.5px;
            margin-bottom: 22px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 26px;
            border-radius: 999px;
            border: 1px solid transparent;
            font-size: 15px;
            font-weight: 700;
            line-height: 1;
            transition: all .3s ease;
            cursor: pointer;
            min-height: 46px;
        }

        .btn i {
            font-size: 13px;
            transition: transform .25s ease;
        }

        .btn:hover i {
            transform: translateX(3px);
        }

        .btn-primary {
            background: linear-gradient(100deg, #0B5D46, #2FA47A);
            color: #fff;
            box-shadow: 0 8px 18px rgba(11, 93, 70, 0.22);
        }

        .btn-primary:hover {
            background: linear-gradient(100deg, #2FA47A, #45c493);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(47, 164, 122, 0.28);
        }

        .btn-secondary {
            background: var(--white);
            color: var(--green);
            border-color: rgba(11, 93, 70, 0.42);
        }

        .btn-secondary:hover {
            background: rgba(47, 164, 122, 0.08);
            border-color: var(--green);
            color: var(--green);
        }

        .btn-light {
            background: var(--gold);
            color: #082F26;
            border-color: var(--gold);
        }

        .btn-light:hover {
            background: #e6b67a;
            border-color: #e6b67a;
            color: #082F26;
            transform: translateY(-2px);
        }

        .faq-section {
            padding: 92px 0 70px;
            background: #EDEDE3;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: .8fr 1.4fr;
            gap: 44px;
            align-items: start;
        }

        .faq-heading .eyebrow {
            margin-bottom: 14px;
        }

        .faq-heading h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 18px;
        }

        .faq-heading p {
            color: var(--muted);
            margin-bottom: 28px;
            font-size: 15px;
        }

        .faq-list {
            border-radius: var(--radius);
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow);
            border: 1px solid rgba(226, 235, 229, 0.8);
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            text-align: left;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 22px 26px;
            color: var(--text);
            font-size: 16px;
            font-weight: 700;
            transition: background .25s;
        }

        .faq-question:hover {
            background: rgba(47, 164, 122, 0.05);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: -3px;
        }

        .faq-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(47, 164, 122, 0.12);
            color: var(--green);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: transform .3s, background .3s;
        }

        .faq-item.open .faq-icon {
            transform: rotate(135deg);
            background: var(--green);
            color: #fff;
        }

        .faq-answer {
            display: grid;
            grid-template-rows: 0fr;
            transition: grid-template-rows .35s ease;
        }

        .faq-answer-inner {
            overflow: hidden;
            padding: 0 26px;
        }

        .faq-answer p {
            padding-bottom: 24px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            grid-template-rows: 1fr;
        }

        .site-cta {
            padding: 72px 0 78px;
        }

        .cta-panel {
            background: linear-gradient(120deg, #082F26 0%, #0B5D46 55%, #2FA47A 145%);
            border-radius: 32px;
            color: #fff;
            padding: 58px 60px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(8, 47, 38, 0.22);
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            top: -80px;
            right: 30px;
            width: 250px;
            height: 250px;
            border-radius: 50%;
            background: rgba(217, 162, 96, 0.16);
            filter: blur(10px);
        }

        .cta-panel::after {
            content: "";
            position: absolute;
            left: -60px;
            bottom: -120px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
        }

        .cta-copy {
            max-width: 680px;
        }

        .cta-copy .eyebrow {
            color: var(--gold);
        }

        .cta-copy h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-copy p {
            color: rgba(255, 255, 255, 0.84);
            font-size: 16px;
        }

        .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer {
            background: var(--deep);
            color: rgba(255, 255, 255, 0.76);
            padding: 62px 0 0;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.3fr 1fr 1fr 1.1fr;
            gap: 42px;
            padding-bottom: 46px;
        }

        .f-logo {
            display: flex;
            align-items: baseline;
            gap: 6px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .f-logo span {
            font-size: 12px;
            color: var(--gold);
            letter-spacing: 3px;
            font-weight: 600;
        }

        .f-brand p {
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
            line-height: 1.9;
            max-width: 340px;
        }

        .f-title {
            color: rgba(255, 255, 255, 0.9);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .f-links ul,
        .f-contact ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .f-links li,
        .f-contact li {
            margin-bottom: 10px;
        }

        .f-links a,
        .f-contact-item {
            color: rgba(255, 255, 255, 0.56);
            font-size: 14px;
            transition: color .22s;
        }

        .f-links a:hover {
            color: var(--gold);
        }

        .f-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .f-contact-item i {
            color: var(--gold);
            width: 16px;
        }

        .f-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.42);
        }

        ::selection {
            background: rgba(47, 164, 122, 0.25);
            color: var(--deep);
        }

        @media screen and (max-width: 1023px) {
            .site-header {
                height: 68px;
            }

            .site-header.is-scrolled {
                height: 62px;
            }

            .menu-toggle {
                display: inline-flex;
            }

            .nav-list {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                min-height: 100vh;
                flex-direction: column;
                justify-content: center;
                align-items: center;
                gap: 8px;
                background: rgba(8, 47, 38, 0.98);
                padding: 40px 24px;
                overflow: auto;
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                opacity: 0;
                visibility: hidden;
                transform: translateY(-16px);
                transition: opacity .3s ease, visibility .3s ease, transform .3s ease;
                z-index: 1200;
                margin: 0;
                list-style: none;
            }

            .nav-list a {
                min-height: 54px;
                width: max-content;
                min-width: 220px;
                padding: 0 26px;
                font-size: 21px;
                border-radius: 999px;
            }

            .header-menu-open .nav-list {
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
            }

            .menu-close {
                position: fixed;
                top: 14px;
                right: 20px;
                z-index: 1300;
                display: inline-flex;
                border-radius: 50%;
                font-size: 24px;
            }

            .page-banner {
                min-height: 284px;
                padding: 124px 0 46px;
            }

            .banner-inner h1 {
                font-size: 34px;
            }

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

            .card-media-grid {
                grid-template-columns: 1fr;
            }

            .media-card img {
                height: 210px;
            }

            .media-card-slim img {
                height: 118px;
            }

            .split-module {
                grid-template-columns: 1fr;
                padding: 22px;
            }

            .split-media img {
                min-height: 240px;
            }

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

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                row-gap: 34px;
            }

            .cta-panel {
                padding: 44px 36px;
            }

            .cta-action {
                flex-wrap: wrap;
            }

            .module-panel {
                padding: 32px 26px 36px;
            }

            .section-intro h2,
            .module-heading {
                font-size: 25px;
            }
        }

        @media screen and (max-width: 639px) {
            .container {
                padding-right: 18px;
                padding-left: 18px;
            }

            .navbar-brand {
                align-items: center;
            }

            .brand-text strong {
                font-size: 18px;
            }

            .brand-text em {
                font-size: 11px;
            }

            .process-list {
                grid-template-columns: 1fr;
            }

            .page-banner {
                min-height: 250px;
                padding: 112px 0 38px;
            }

            .banner-inner h1 {
                font-size: 29px;
            }

            .banner-inner p {
                font-size: 15px;
            }

            .page-section {
                padding: 52px 0 16px;
            }

            .content-section {
                padding: 52px 0 26px;
            }

            .module-panel {
                padding: 26px 20px 30px;
            }

            .media-card-slim {
                flex-direction: column;
            }

            .media-card-slim img {
                width: 100%;
                height: 160px;
            }

            .media-card-slim .media-card-body {
                padding: 18px 20px 22px;
            }

            .split-module {
                padding: 20px;
                gap: 24px;
            }

            .brand {
                max-width: calc(100vw - 88px);
            }

            .faq-section {
                padding: 60px 0 50px;
            }

            .faq-question {
                padding: 18px 18px;
                font-size: 15px;
                line-height: 1.45;
            }

            .faq-answer-inner {
                padding: 0 18px;
            }

            .site-cta {
                padding: 46px 0 54px;
            }

            .cta-panel {
                padding: 36px 22px;
            }

            .cta-copy h2 {
                font-size: 24px;
            }

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

            .footer-inner {
                grid-template-columns: 1fr;
            }

            .f-copyright {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

            .section-intro h2 {
                font-size: 23px;
            }

            .split-content h2 {
                font-size: 22px;
            }

            .highlight-list li {
                font-size: 14.5px;
            }

            .df-actions {
                width: 100%;
                flex-direction: column;
            }
        }

/* roulang page: article */
:root {
  --deep: #082F26;
  --green: #0B5D46;
  --emerald: #2FA47A;
  --gold: #D9A260;
  --cream: #F7F4EC;
  --white: #FFFFFF;
  --text: #1E342C;
  --muted: #5E7169;
  --line: #E2EBE5;
  --r-lg: 22px;
  --r-md: 16px;
  --r-pill: 999px;
  --shadow: 0 2px 10px rgba(8, 47, 38, 0.06);
  --shadow-hv: 0 16px 32px rgba(8, 47, 38, 0.12);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --gradient: linear-gradient(140deg, #0B5D46 0%, #2FA47A 70%, #D9A260 130%);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--green);
  text-decoration: none;
  transition: color .2s ease;
}

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

ul, ol, p, h1, h2, h3, h4, h5, figure {
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4 {
  line-height: 1.3;
  font-weight: 700;
  color: var(--deep);
}

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

.d-none {
  display: none;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ========== Header / Nav ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255, 255, 255, 0.10);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.20);
  transition: background .25s ease, box-shadow .25s ease, padding .25s ease;
  padding: 14px 0;
}

.site-header.scrolled {
  background: rgba(8, 47, 38, 0.96);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 28px rgba(8, 47, 38, 0.14);
  padding: 9px 0;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-weight: 800;
  font-size: 23px;
  letter-spacing: -0.2px;
  color: #fff;
}

.brand-core {
  color: #fff;
}

.brand-mini {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 600;
}

.brand:hover,
.brand:focus-visible {
  color: var(--gold);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 30px;
}

.site-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 2px;
  transition: color .2s ease;
}

.site-nav a:hover {
  color: #fff;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .22s ease;
}

.site-nav a:hover::after,
.site-nav a.active::after {
  transform: scaleX(1);
}

.site-nav a.nav-contact {
  margin-left: 6px;
  padding: 10px 22px;
  color: #fff;
  background: linear-gradient(120deg, var(--green), var(--emerald));
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(11, 93, 70, 0.28);
}

.site-nav a.nav-contact::after {
  display: none;
}

.site-nav a.nav-contact:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #fff;
  width: 42px;
  height: 42px;
  font-size: 18px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  outline: none;
}

/* ========== Article banner ========== */
.post-banner {
  position: relative;
  padding: 180px 0 76px;
  background: url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
}

.post-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 47, 38, 0.86) 0%, rgba(8, 47, 38, 0.70) 40%, rgba(11, 93, 70, 0.78) 100%);
  z-index: 1;
}

.post-banner-inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
  color: #fff;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.76);
  margin-bottom: 18px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.9);
}

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

.hero-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(217, 162, 96, 0.22);
  border: 1px solid rgba(217, 162, 96, 0.44);
  color: #FCE5C8;
  padding: 6px 16px;
  font-size: 13px;
  border-radius: 999px;
  margin-bottom: 16px;
  font-weight: 500;
}

.post-title {
  color: #fff;
  font-size: 42px;
  line-height: 1.3;
  font-weight: 800;
  margin: 0 auto 20px;
  max-width: 720px;
  text-wrap: balance;
  letter-spacing: -0.2px;
}

.post-lead-text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  max-width: 640px;
  margin: 0 auto 26px;
}

.post-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
}

.post-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.post-meta i {
  color: var(--gold);
}

/* ========== Article body ========== */
.article-main-section {
  padding: 58px 0 70px;
}

.article-body {
  position: relative;
  z-index: 3;
  max-width: 760px;
  margin: -34px auto 0;
  background: #fff;
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 44px 52px 56px;
  border: 1px solid rgba(226, 235, 229, 0.9);
}

.article-content {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

.article-content p {
  margin: 0 0 1.5em;
}

.article-content h2 {
  font-size: 26px;
  margin: 2.1em 0 0.75em;
}

.article-content h3 {
  font-size: 21px;
  margin: 1.8em 0 0.6em;
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.6em;
  padding-left: 1.45em;
}

.article-content li {
  margin-bottom: 0.4em;
}

.article-content blockquote {
  margin: 0 0 1.6em;
  padding: 18px 22px;
  background: var(--cream);
  border-left: 4px solid var(--gold);
  border-radius: 0 14px 14px 0;
  color: var(--muted);
  font-style: normal;
}

.article-content img {
  border-radius: 16px;
  margin: 24px 0;
}

.article-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-content a:hover {
  color: var(--deep);
}

.article-content code {
  background: rgba(11, 93, 70, 0.07);
  color: var(--green);
  border-radius: 6px;
  padding: 2px 8px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92em;
}

.article-content pre {
  background: #0b2f27;
  color: #e7f1ec;
  padding: 20px;
  border-radius: 14px;
  overflow-x: auto;
  line-height: 1.7;
  font-size: 14px;
  margin: 0 0 1.6em;
}

.article-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

/* ========== Empty state ========== */
.empty-state {
  text-align: center;
  padding: 66px 20px 40px;
}

.empty-state i {
  font-size: 46px;
  color: var(--emerald);
  display: inline-block;
  margin-bottom: 18px;
}

.empty-state .empty-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 10px;
}

.empty-state p {
  color: var(--muted);
  margin-bottom: 22px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 13px 26px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  transition: all .2s ease;
  border: 0;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(120deg, var(--green), var(--emerald));
  color: #fff;
  box-shadow: 0 8px 18px rgba(11, 93, 70, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
  box-shadow: 0 12px 24px rgba(11, 93, 70, 0.26);
}

.btn-outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.62);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  color: #fff;
}

/* ========== Post pager ========== */
.art-pager {
  max-width: 760px;
  margin: 24px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pager-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  transition: box-shadow .2s ease, border-color .2s ease, transform .2s ease;
}

.pager-card:hover {
  box-shadow: var(--shadow-hv);
  border-color: rgba(47, 164, 122, 0.5);
  transform: translateY(-2px);
}

.pager-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(11, 93, 70, 0.08);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pager-label {
  font-size: 12px;
  color: var(--muted);
  display: block;
  margin-bottom: 4px;
}

.pager-text {
  font-weight: 600;
  color: var(--deep);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========== Related ========== */
.related-section {
  padding: 70px 0;
  background: transparent;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.section-head h2 {
  font-size: 30px;
  color: var(--deep);
}

.section-head .section-note {
  color: var(--muted);
  font-size: 14px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.rel-card {
  display: flex;
  align-items: center;
  gap: 15px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  transition: box-shadow .2s ease, transform .2s ease;
}

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

.rel-cover {
  flex: 0 0 116px;
  width: 116px;
  height: 86px;
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(11, 93, 70, 0.1), rgba(47, 164, 122, 0.18));
  object-fit: cover;
}

.rel-info {
  min-width: 0;
}

.rel-cat {
  display: block;
  font-size: 12px;
  color: var(--emerald);
  font-weight: 600;
  margin-bottom: 5px;
}

.rel-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--deep);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}

.rel-card:hover .rel-title {
  color: var(--green);
}

.rel-date {
  display: block;
  margin-top: 7px;
  font-size: 12px;
  color: var(--muted);
}

/* ========== FAQ ========== */
.faq-section {
  padding: 72px 0 80px;
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.faq-wrap {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: start;
}

.faq-intro h2 {
  font-size: 30px;
  margin: 8px 0 14px;
}

.faq-intro p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-list details {
  border: 1px solid var(--line);
  background: var(--cream);
  border-radius: 16px;
  padding: 20px 22px;
  transition: background .2s ease, border-color .2s ease;
}

.faq-list details[open] {
  background: #fff;
  border-color: rgba(47, 164, 122, 0.42);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--deep);
  font-size: 16px;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary i {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 93, 70, 0.08);
  border-radius: 50%;
  color: var(--green);
  transition: transform .2s ease, background .2s ease;
}

.faq-list details[open] summary i {
  transform: rotate(45deg);
  background: var(--green);
  color: #fff;
}

.faq-answer {
  padding-top: 12px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

/* ========== CTA / Contact ========== */
.final-cta {
  position: relative;
  padding: 74px 0;
  background: var(--deep);
  color: #fff;
  text-align: center;
  background-image: linear-gradient(150deg, rgba(8, 47, 38, 0.94), rgba(11, 93, 70, 0.86)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
}

.final-cta .cta-inner {
  max-width: 720px;
  margin: 0 auto;
}

.final-cta h2 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 14px;
}

.final-cta p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  margin-bottom: 30px;
}

.cta-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

/* ========== Footer ========== */
.footer {
  background: #082F26;
  color: rgba(255, 255, 255, 0.72);
  padding: 62px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 0.7fr 0.7fr 1.1fr;
  gap: 38px;
  padding-bottom: 44px;
}

.f-logo {
  font-size: 23px;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.f-logo span {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
}

.f-brand p {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.58);
}

.f-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}

.f-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.f-links li a {
  color: rgba(255, 255, 255, 0.64);
  font-size: 14px;
  transition: color .2s ease;
}

.f-links li a:hover {
  color: var(--gold);
}

.f-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.6;
}

.f-contact-item i {
  width: 24px;
  color: var(--gold);
  flex-shrink: 0;
}

.f-copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

.f-copyright .inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

/* ========== Focus ========== */
a:focus-visible,
button:focus-visible,
textarea:focus-visible,
input:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .post-banner {
    padding: 170px 0 60px;
  }

  .article-main-section {
    padding: 50px 0 56px;
  }

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

  .faq-wrap {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 300;
    background: rgba(7, 42, 33, 0.97);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 26px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .28s ease, visibility .28s ease;
  }

  .site-nav.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav a {
    font-size: 20px;
    color: #fff;
  }

  .site-nav a.nav-contact {
    padding: 14px 30px;
  }

  .site-nav a::after {
    bottom: -2px;
  }

  .nav-toggle {
    display: inline-flex;
    position: relative;
    z-index: 400;
  }

  .nav-toggle .fa-bars:before {
    transition: color .2s ease;
  }

  .nav-toggle.open {
    border-color: rgba(255, 255, 255, 0.8);
  }

  .post-title {
    font-size: 30px;
  }

  .faq-wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .post-banner {
    padding: 136px 0 44px;
  }

  .post-title {
    font-size: 26px;
    line-height: 1.45;
  }

  .post-lead-text {
    font-size: 14px;
  }

  .post-meta {
    gap: 12px;
  }

  .article-main-section {
    padding: 20px 0 44px;
  }

  .article-body {
    margin: -12px 0 0;
    padding: 30px 20px 40px;
    border-radius: 18px;
  }

  .article-content {
    font-size: 16px;
  }

  .article-content h2 {
    font-size: 22px;
  }

  .article-content h3 {
    font-size: 19px;
  }

  .art-pager {
    grid-template-columns: 1fr;
    margin-top: 16px;
  }

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

  .rel-card {
    padding: 12px;
  }

  .faq-section {
    padding: 50px 0 56px;
  }

  .section-head h2 {
    font-size: 24px;
  }

  .faq-list details {
    padding: 16px;
  }

  .faq-list summary {
    font-size: 15px;
  }

  .final-cta {
    padding: 52px 0;
  }

  .final-cta h2 {
    font-size: 26px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 26px;
  }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .article-main-section {
    padding: 72px 0 60px;
  }

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

/* roulang page: category2 */
:root {
  --primary-dark: #082F26;
  --primary: #0B5D46;
  --accent: #2FA47A;
  --gold: #D9A260;
  --beige: #F7F4EC;
  --card: #FFFFFF;
  --text: #1E342C;
  --text-muted: #5E7169;
  --border: #E2EBE5;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --shadow-sm: 0 2px 10px rgba(8,47,38,0.06);
  --shadow-md: 0 8px 22px rgba(8,47,38,0.10);
  --shadow-lg: 0 18px 36px rgba(8,47,38,0.14);
  --nav-h: 76px;
  --transition: all .25s ease;
}
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--beige);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--accent);
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
p {
  margin: 0 0 1em;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-h);
  z-index: 1200;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.08);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.18);
  box-shadow: none;
  transition: background .3s ease, box-shadow .3s ease, height .25s ease, border-color .3s ease;
}
.site-header.scrolled {
  background: var(--primary-dark);
  border-bottom-color: rgba(255,255,255,0.06);
  box-shadow: 0 6px 24px rgba(8,47,38,0.20);
  height: calc(var(--nav-h) - 8px);
}
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.2px;
  white-space: nowrap;
}
.logo i {
  color: var(--gold);
  font-size: 1.3rem;
}
.logo span {
  font-size: .72rem;
  font-weight: 500;
  color: rgba(255,255,255,.8);
  background: rgba(217,162,96,.22);
  padding: 2px 10px;
  border-radius: 999px;
  margin-left: 2px;
}
.logo:hover {
  color: #fff;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  color: rgba(255,255,255,.85);
  font-size: .95rem;
  font-weight: 500;
  padding: 8px 8px;
  margin: 0 4px;
  border-bottom: 2px solid transparent;
  position: relative;
  transition: color .2s ease, border-color .2s ease;
}
.nav-links a.active {
  color: #fff;
  border-bottom-color: var(--gold);
}
.nav-links a:hover {
  color: #fff;
  border-bottom-color: rgba(217,162,96,.55);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(140deg,var(--primary) 0%,var(--accent) 100%);
  color: #fff !important;
  font-weight: 600;
  font-size: .88rem !important;
  border: none !important;
  padding: 9px 20px !important;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(47,164,122,.25);
  margin-left: 12px !important;
  transition: transform .2s ease, box-shadow .3s ease, background .3s ease;
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(47,164,122,.32);
  color: #fff !important;
  border-bottom-color: transparent !important;
}
.hamburger {
  display: none;
  background: transparent;
  border: none;
  width: 48px;
  height: 48px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  border-radius: 12px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 4px;
  transition: all .3s ease;
}
.page-banner {
  position: relative;
  background: linear-gradient(115deg, rgba(8,47,38,0.94) 0%, rgba(11,93,70,0.86) 46%, rgba(47,164,122,0.72) 100%), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  padding: calc(var(--nav-h) + 76px) 0 74px;
  color: #fff;
  overflow: hidden;
}
.page-banner::after {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217,162,96,0.28) 0%, rgba(217,162,96,0) 70%);
  pointer-events: none;
}
.banner-inner {
  position: relative;
  z-index: 2;
}
.breadcrumb-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: rgba(255,255,255,.72);
  margin-bottom: 22px;
}
.breadcrumb-line a {
  color: rgba(255,255,255,.8);
}
.breadcrumb-line a:hover {
  color: var(--gold);
}
.breadcrumb-line i {
  font-size: .7rem;
  margin: 0 2px;
  opacity: .6;
}
.page-banner h1 {
  font-size: 3rem;
  line-height: 1.25;
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: -0.3px;
  color: #fff;
}
.page-banner .banner-sub {
  font-size: 1.12rem;
  color: rgba(255,255,255,.86);
  max-width: 640px;
  line-height: 1.8;
  margin: 0;
}
.anchor-jump {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: var(--nav-h);
  z-index: 900;
  box-shadow: var(--shadow-sm);
}
.anchor-jump .container {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.anchor-jump .container::-webkit-scrollbar {
  display: none;
}
.anchor-jump a {
  flex: 0 0 auto;
  font-size: .88rem;
  background: var(--beige);
  color: var(--primary-dark);
  padding: 7px 18px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid var(--border);
}
.anchor-jump a i {
  margin-right: 6px;
  font-size: .75rem;
  color: var(--accent);
}
.anchor-jump a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.content-wrap {
  padding: 88px 0 72px;
}
.content-grid {
  display: grid;
  grid-template-columns: minmax(0,1fr) 344px;
  gap: 64px;
  align-items: flex-start;
}
.content-main {
  min-width: 0;
}
.side-col {
  position: sticky;
  top: 154px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.sec-card {
  background: var(--card);
  border: 1px solid rgba(226,235,229,0.7);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 44px 40px;
  margin-bottom: 48px;
  transition: box-shadow .3s ease;
}
.sec-card:last-of-type {
  margin-bottom: 0;
}
.sec-card:hover {
  box-shadow: var(--shadow-md);
}
.sec-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 26px;
}
.sec-icon {
  width: 48px;
  height: 48px;
  border-radius: 15px;
  background: linear-gradient(140deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  flex: 0 0 auto;
}
.sec-card h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin: 0;
  line-height: 1.35;
}
.sec-desc {
  font-size: .95rem;
  color: var(--text-muted);
  margin: -8px 0 28px;
}
.step-block {
  position: relative;
  padding: 0 0 0 72px;
  margin-bottom: 28px;
}
.step-block:last-child {
  margin-bottom: 0;
}
.step-block::before {
  content: "";
  position: absolute;
  left: 28px;
  top: 56px;
  bottom: -24px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
.step-block:last-child::before {
  display: none;
}
.step-num {
  position: absolute;
  left: 6px;
  top: 6px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--beige);
  border: 2px solid var(--accent);
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-block h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0 0 8px;
}
.step-block p {
  color: var(--text-muted);
  font-size: .95rem;
  margin: 0;
}
.feature-mix {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.feature-mix .mix-wide {
  grid-column: 1 / -1;
}
.feature-tile {
  background: var(--beige);
  border-radius: var(--radius-md);
  padding: 26px;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.feature-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.feature-tile img {
  width: 100%;
  height: 148px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 18px;
}
.feature-tile h3 {
  font-size: 1.08rem;
  color: var(--primary-dark);
  font-weight: 700;
  margin: 0 0 8px;
}
.feature-tile p {
  font-size: .9rem;
  color: var(--text-muted);
  margin: 0;
}
.feature-tile .tag {
  display: inline-block;
  font-size: .75rem;
  color: var(--primary);
  background: rgba(11,93,70,.08);
  border-radius: 999px;
  padding: 2px 12px;
  margin-bottom: 10px;
  font-weight: 600;
}
.flow-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.flow-item {
  text-align: center;
  background: var(--beige);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  border: 1px solid var(--border);
  position: relative;
}
.flow-item .flow-index {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.flow-item h4 {
  font-size: 1.02rem;
  color: var(--primary-dark);
  margin: 0 0 6px;
}
.flow-item p {
  font-size: .85rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}
.flow-arrow {
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: .9rem;
  z-index: 2;
}
.safety-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #fff;
  margin-top: 8px;
}
.safety-table th, .safety-table td {
  text-align: left;
  padding: 16px 20px;
  font-size: .92rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.safety-table th:last-child, .safety-table td:last-child {
  border-right: none;
}
.safety-table thead th {
  background: var(--primary-dark);
  color: #fff;
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .2px;
}
.safety-table tbody tr:nth-child(even) {
  background: rgba(247,244,236,.4);
}
.safety-table tbody tr:last-child td {
  border-bottom: none;
}
.safety-table td:first-child {
  font-weight: 600;
  color: var(--primary-dark);
}
.safety-table td .check {
  color: var(--accent);
  margin-right: 6px;
}
.side-box {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  padding: 26px;
}
.side-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.side-title::before {
  content: "";
  width: 4px;
  height: 20px;
  border-radius: 4px;
  background: var(--gold);
}
.side-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.side-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  font-size: .9rem;
  transition: all .2s ease;
  border: 1px solid transparent;
}
.side-nav a i {
  width: 18px;
  color: var(--accent);
  font-size: .8rem;
  text-align: center;
}
.side-nav a:hover {
  background: var(--beige);
  color: var(--primary);
  border-color: var(--border);
}
.contact-card {
  background: linear-gradient(150deg, var(--primary-dark), var(--primary));
  color: #fff;
  border: none;
  position: relative;
  overflow: hidden;
}
.contact-card::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(217,162,96,.2);
}
.contact-card .side-title::before {
  background: var(--gold);
}
.contact-card .side-title {
  color: #fff;
}
.contact-card p {
  font-size: .9rem;
  color: rgba(255,255,255,.85);
  line-height: 1.7;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
.contact-card .btn-gold {
  position: relative;
  z-index: 1;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .92rem;
  padding: 12px 28px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  line-height: 1.4;
}
.btn-main {
  background: linear-gradient(140deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 6px 16px rgba(11,93,70,.24);
}
.btn-main:hover {
  transform: translateY(-2px);
  color: #fff;
  box-shadow: 0 10px 24px rgba(47,164,122,.34);
}
.btn-main:active {
  transform: translateY(0);
}
.btn-ghost {
  background: transparent;
  border-color: rgba(255,255,255,.65);
  color: #fff;
}
.btn-ghost:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
  color: #fff;
}
.btn-ghost-dark {
  background: #fff;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-ghost-dark:hover {
  background: var(--beige);
  color: var(--primary-dark);
  border-color: var(--primary-dark);
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item.open {
  box-shadow: var(--shadow-sm);
}
.faq-q {
  width: 100%;
  background: transparent;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary-dark);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}
.faq-q:hover {
  color: var(--primary);
}
.faq-q i {
  color: var(--accent);
  transition: transform .3s ease;
  font-size: .95rem;
  flex: 0 0 auto;
}
.faq-item.open .faq-q i {
  transform: rotate(45deg);
}
.faq-a {
  padding: 0 22px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 22px 20px;
}
.faq-a p {
  color: var(--text-muted);
  font-size: .92rem;
  line-height: 1.75;
  margin: 0;
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}
.bottom-cta {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #0f6b52 100%);
  border-radius: 32px;
  padding: 64px 56px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  margin: 8px 0 96px;
}
.bottom-cta::before {
  content: "";
  position: absolute;
  top: -130px;
  left: -130px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(217,162,96,.3), transparent 70%);
}
.bottom-cta h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin: 0 0 12px;
  color: #fff;
}
.bottom-cta p {
  color: rgba(255,255,255,.82);
  max-width: 560px;
  margin: 0 auto 28px;
  font-size: 1.02rem;
}
.cta-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.78);
  padding: 72px 0 0;
  margin-top: 20px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
}
.f-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.f-logo span {
  font-size: .7rem;
  background: rgba(217,162,96,.16);
  color: var(--gold);
  border-radius: 999px;
  padding: 2px 10px;
  font-weight: 500;
}
.f-brand p {
  font-size: .9rem;
  color: rgba(255,255,255,.6);
  line-height: 1.8;
  max-width: 330px;
}
.f-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 22px;
}
.f-links ul,
.f-contact ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.f-links a,
.f-contact a {
  color: rgba(255,255,255,.62);
  font-size: .9rem;
}
.f-links a:hover,
.f-contact a:hover {
  color: var(--gold);
}
.f-contact-item {
  font-size: .9rem;
  color: rgba(255,255,255,.62);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}
.f-contact-item i {
  color: var(--gold);
  margin-top: 5px;
  font-size: .82rem;
}
.f-copyright {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: .84rem;
  color: rgba(255,255,255,.5);
}
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 1400;
  background: rgba(8,47,38,0.97);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility .35s ease;
}
.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}
.mobile-menu a {
  color: #fff;
  font-size: 1.25rem;
  font-weight: 600;
  opacity: .8;
}
.mobile-menu a.active {
  color: var(--gold);
  opacity: 1;
}
.mobile-menu .close-btn {
  position: absolute;
  right: 24px;
  top: 20px;
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,.1);
  color: #fff;
  border-radius: 50%;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
}
.mobile-menu .nav-cta {
  margin-left: 0 !important;
}
@media screen and (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .side-col {
    position: static;
  }
  .flow-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .flow-arrow {
    display: none;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}
@media screen and (max-width: 900px) {
  .nav-links {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .page-banner {
    padding-top: calc(var(--nav-h) + 60px);
    padding-bottom: 56px;
  }
  .page-banner h1 {
    font-size: 2.2rem;
  }
  .anchor-jump {
    top: calc(var(--nav-h) - 6px);
  }
}
@media screen and (max-width: 640px) {
  .container {
    padding: 0 18px;
  }
  body {
    font-size: 15px;
  }
  .logo {
    font-size: 1.15rem;
  }
  .logo span {
    font-size: .66rem;
    padding: 1px 8px;
    display: none;
  }
  .page-banner {
    padding-top: calc(var(--nav-h) + 40px);
  }
  .page-banner h1 {
    font-size: 1.75rem;
    letter-spacing: 0;
  }
  .page-banner .banner-sub {
    font-size: .98rem;
  }
  .anchor-jump a {
    font-size: .82rem;
    padding: 7px 14px;
  }
  .sec-card {
    padding: 30px 22px;
    border-radius: 20px;
  }
  .sec-card h2 {
    font-size: 1.35rem;
  }
  .sec-icon {
    width: 42px;
    height: 42px;
    font-size: 1rem;
    border-radius: 12px;
  }
  .step-block {
    padding-left: 58px;
  }
  .step-num {
    width: 38px;
    height: 38px;
    left: 2px;
    font-size: .9rem;
  }
  .step-block::before {
    left: 21px;
  }
  .feature-mix {
    grid-template-columns: 1fr;
  }
  .flow-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .safety-table thead {
    display: none;
  }
  .safety-table, .safety-table tbody, .safety-table tr, .safety-table td {
    display: block;
    width: 100%;
  }
  .safety-table tr {
    border-bottom: 2px solid var(--border);
    padding: 10px 0;
  }
  .safety-table tr:last-child {
    border-bottom: none;
  }
  .safety-table td {
    border: none;
    padding: 8px 16px;
  }
  .safety-table td::before {
    content: attr(data-label);
    display: block;
    font-size: .78rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 40px;
  }
  .bottom-cta {
    padding: 46px 28px;
    border-radius: 24px;
    margin-bottom: 60px;
  }
  .bottom-cta h2 {
    font-size: 1.6rem;
  }
  .cta-btns {
    flex-direction: column;
    align-items: center;
  }
  .cta-btns .btn {
    width: 100%;
  }
  .f-copyright {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .site-header.scrolled {
    height: var(--nav-h);
  }
}