/* roulang page: index */
:root{
  --primary:#0E7A4D;
  --primary-light:#51C878;
  --primary-gradient:linear-gradient(135deg,#0E7A4D,#51C878);
  --accent:#F7A400;
  --accent-light:#FFC933;
  --dark:#0F2B1E;
  --bg:#F5F9F7;
  --card:#FFFFFF;
  --text:#173428;
  --text2:#526B61;
  --text3:#8CA398;
  --border:#E1E8E4;
  --radius-lg:24px;
  --radius-md:12px;
  --radius-pill:999px;
  --shadow:0 6px 24px rgba(14,122,77,.07);
  --shadow-hover:0 14px 40px rgba(14,122,77,.14);
  --font:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  --num-font:'DIN Alternate','Bahnschrift','Arial Narrow',sans-serif;
  --space:72px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:all .25s ease}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--space) 0}
.section-head{margin-bottom:36px;text-align:center}
.section-head h2{font-size:30px;font-weight:700;color:var(--text);line-height:1.3;position:relative;display:inline-block}
.section-head .sub{font-size:14px;color:var(--text3);margin-top:8px;letter-spacing:.3px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-pill);font-size:14px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease;text-align:center;line-height:1.4;white-space:nowrap}
.btn:focus-visible{outline:2px solid rgba(247,164,0,.6);outline-offset:2px}
.btn:active{transform:translateY(1px) scale(.98)}
.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 16px rgba(14,122,77,.3)}
.btn-primary:hover{filter:brightness(1.05);box-shadow:0 8px 24px rgba(14,122,77,.4);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0) scale(.98);box-shadow:none}
.btn-accent{background:linear-gradient(135deg,#F7A400,#FFC933);color:#fff;box-shadow:0 4px 18px rgba(247,164,0,.35)}
.btn-accent:hover{filter:brightness(1.06);box-shadow:0 8px 28px rgba(247,164,0,.45);transform:translateY(-2px)}
.btn-outline{background:transparent;border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;border:1.5px solid var(--primary);color:var(--primary)}
.btn-ghost:hover{background:rgba(14,122,77,.08);border-color:var(--primary);transform:translateY(-2px)}
.btn-lg{padding:16px 36px;font-size:16px}
.btn-sm{padding:10px 24px;font-size:14px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 14px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;border:1px solid rgba(14,122,77,.3);color:var(--primary);background:rgba(255,255,255,.9)}
.badge-gold{background:linear-gradient(135deg,#F7A400,#FFC933);color:#fff;border:none;box-shadow:0 3px 10px rgba(247,164,0,.3)}
.badge-dark{background:var(--dark);color:#fff;border:none}

/* ===== Header ===== */
.site-header{width:100%;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1000;transition:box-shadow .3s ease}
.site-header.scrolled{box-shadow:0 2px 12px rgba(0,0,0,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-icon{width:36px;height:36px;border-radius:50%;background:var(--primary-gradient);color:#fff;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 3px 10px rgba(14,122,77,.25)}
.brand-text{font-size:18px;font-weight:700;color:var(--text);white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:10px}
.main-nav a{font-size:15px;font-weight:500;color:var(--text2);position:relative;padding:8px 2px;white-space:nowrap}
.main-nav a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:3px;border-radius:3px;background:var(--primary);transition:width .3s ease}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after{width:100%}
.main-nav a.active{color:var(--primary);font-weight:600}
.main-nav a.active::after{width:100%}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-box{position:relative;width:180px}
.search-box input{width:100%;height:38px;border:1.5px solid transparent;border-radius:var(--radius-pill);background:var(--bg);padding:0 36px 0 16px;font-size:13px;color:var(--text);transition:border-color .25s,box-shadow .25s}
.search-box input::placeholder{color:var(--text3)}
.search-box input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,122,77,.12);background:#fff}
.search-box i{position:absolute;right:14px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--text3);pointer-events:none}
.hamburger{display:none;background:none;border:none;font-size:24px;color:var(--text);cursor:pointer;width:40px;height:40px;border-radius:8px;align-items:center;justify-content:center;transition:background .2s}
.hamburger:hover{background:var(--bg)}
.mobile-drawer{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:var(--dark);z-index:2000;padding:40px 24px;flex-direction:column;gap:8px;overflow-y:auto}
.mobile-drawer.open{display:flex}
.mobile-drawer .drawer-close{background:none;border:none;color:#fff;font-size:22px;position:absolute;top:24px;right:24px;cursor:pointer}
.mobile-drawer a{color:rgba(255,255,255,.85);font-size:20px;font-weight:500;padding:16px 8px;border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-drawer a:hover{color:var(--accent)}
.mobile-drawer a.drawer-cta{margin-top:32px;background:var(--primary-gradient);color:#fff;text-align:center;border-radius:var(--radius-pill);font-size:16px;padding:16px;border:none}

/* ===== Hero ===== */
.hero{position:relative;background:linear-gradient(135deg,rgba(14,122,77,.94),rgba(81,200,120,.86)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;padding:88px 0 70px;color:#fff;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:rgba(0,0,0,.14);pointer-events:none}
.hero-inner{position:relative;z-index:2}
.hero h1{font-size:42px;font-weight:700;line-height:1.3;max-width:560px;text-shadow:0 2px 16px rgba(0,0,0,.18)}
.hero-sub{font-size:17px;line-height:1.7;color:rgba(255,255,255,.88);max-width:480px;margin:18px 0 32px;text-shadow:0 1px 8px rgba(0,0,0,.12)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{display:block;font-size:12px;color:rgba(255,255,255,.65);margin-top:12px}
.hero-stats{display:flex;gap:16px;margin-top:44px;flex-wrap:wrap}
.stat-pill{background:rgba(255,255,255,.15);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-pill);padding:14px 22px;display:flex;align-items:center;gap:10px;min-width:130px}
.stat-num{font-family:var(--num-font);font-size:24px;font-weight:700;color:#fff;line-height:1.2}
.stat-label{font-size:13px;color:rgba(255,255,255,.75);line-height:1.3}
.hero-img-wrap{border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.25);position:relative}
.hero-img-wrap img{width:100%;height:100%;object-fit:cover;min-height:300px}

/* ===== Promo Steps ===== */
.promo-stairs{background:var(--bg);padding:var(--space) 0}
.step-card{background:var(--card);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow);position:relative;transition:all .35s ease;border:1.5px solid transparent;height:100%}
.step-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(14,122,77,.25)}
.step-card.featured{transform:scale(1.04);box-shadow:var(--shadow-hover)}
.step-card.featured:hover{transform:scale(1.04) translateY(-6px)}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--primary-gradient);color:#fff;font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:18px;transition:all .3s ease;font-family:var(--num-font)}
.step-card:hover .step-num{background:linear-gradient(135deg,#F7A400,#FFC933)}
.step-card h3{font-size:20px;font-weight:600;margin-bottom:12px;color:var(--text)}
.step-card p{font-size:14px;color:var(--text2);line-height:1.7;margin-bottom:16px}
.step-features li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:var(--text2);margin-bottom:10px;list-style:none}
.step-features li i{color:var(--primary);font-size:13px;margin-top:4px;flex-shrink:0}
.step-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);transition:gap .25s}
.step-link:hover{gap:10px;color:var(--primary)}
.step-arrow{position:absolute;right:-22px;top:50%;transform:translateY(-50%);font-size:20px;color:var(--primary);z-index:5;display:none}
@media(min-width:1024px){
  .step-arrow.show{display:block}
}

/* ===== Trust Bar ===== */
.trust-bar{padding:44px 0;background:#fff}
.trust-item{display:flex;align-items:center;gap:14px;padding:20px;border-radius:var(--radius-md);background:var(--card);box-shadow:var(--shadow);transition:all .25s;height:100%}
.trust-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.trust-icon{width:48px;height:48px;border-radius:12px;background:rgba(14,122,77,.1);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--primary);flex-shrink:0}
.trust-text{font-size:13px;color:var(--text2);line-height:1.4}
.trust-text strong{display:block;font-size:15px;color:var(--text);font-weight:600;margin-bottom:2px}

/* ===== Plans ===== */
.plans{background:#EDF4F0;padding:var(--space) 0}
.plans-wrap{background:#EDF4F0;border-radius:32px;padding:48px 36px}
@media(max-width:640px){.plans-wrap{padding:32px 16px}}
.plan-card{background:var(--card);border-radius:var(--radius-lg);padding:36px 30px;box-shadow:var(--shadow);transition:all .35s ease;position:relative;height:100%;display:flex;flex-direction:column}
.plan-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.plan-card.recommended{background:linear-gradient(#fff,#fff) padding-box,var(--primary-gradient) border-box;border:2.5px solid transparent;transform:scale(1.03);box-shadow:0 16px 40px rgba(14,122,77,.18)}
.plan-card.recommended:hover{transform:scale(1.03) translateY(-6px)}
.plan-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#F7A400,#FFC933);color:#fff;font-size:12px;font-weight:600;padding:6px 18px;border-radius:var(--radius-pill);box-shadow:0 4px 12px rgba(247,164,0,.3);white-space:nowrap}
.plan-name{font-size:18px;font-weight:600;color:var(--text);margin-bottom:6px}
.plan-desc{font-size:13px;color:var(--text3);margin-bottom:18px}
.plan-price{font-family:var(--num-font);font-size:42px;font-weight:700;color:var(--text);line-height:1.2;margin-bottom:4px}
.plan-price span{font-size:14px;font-weight:400;color:var(--text3);font-family:var(--font)}
.plan-period{font-size:13px;color:var(--text3);margin-bottom:20px}
.plan-features{margin-bottom:26px;flex-grow:1}
.plan-features li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text2);margin-bottom:12px;line-height:1.5}
.plan-features li i{font-size:13px;color:var(--primary);margin-top:4px}
.plan-features li.off{color:var(--text3)}
.plan-features li.off i{color:var(--text3);opacity:.5}

/* ===== Limited Entry ===== */
.limited-entry{background:var(--dark);position:relative;padding:var(--space) 0;overflow:hidden}
.limited-entry::before{content:'';position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(81,200,120,.25),transparent 70%);pointer-events:none}
.limited-entry::after{content:'';position:absolute;bottom:-80px;left:-60px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(247,164,0,.18),transparent 70%);pointer-events:none}
.limited-inner{position:relative;z-index:2}
.limited-title{font-size:32px;font-weight:700;color:#fff;margin-bottom:18px;line-height:1.3}
.limited-desc{font-size:14px;color:rgba(255,255,255,.65);max-width:400px;margin-bottom:24px;line-height:1.7}
.countdown{display:flex;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.cd-block{background:#fff;border-radius:var(--radius-md);padding:14px 18px;text-align:center;min-width:76px;box-shadow:0 8px 20px rgba(0,0,0,.15)}
.cd-num{font-family:var(--num-font);font-size:34px;font-weight:700;color:var(--primary);line-height:1.2}
.cd-label{font-size:12px;color:var(--text3);margin-top:4px}
.limited-cta-btn{font-size:18px;font-weight:600;padding:18px 44px;animation:pulseGlow 2s ease-in-out infinite}
@keyframes pulseGlow{
  0%,100%{box-shadow:0 0 0 0 rgba(247,164,0,.5),0 6px 20px rgba(247,164,0,.3)}
  50%{box-shadow:0 0 0 14px rgba(247,164,0,0),0 10px 30px rgba(247,164,0,.4)}
}
.limited-note{font-size:12px;color:rgba(255,255,255,.4);margin-top:16px}

/* ===== News ===== */
.news-section{background:var(--bg);padding:var(--space) 0}
.news-grid-gap{gap:24px}
.news-feature-card{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);display:block;transition:all .3s ease;height:100%;background:#fff}
.news-feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.news-feature-img{position:relative;height:300px;overflow:hidden}
.news-feature-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-feature-card:hover .news-feature-img img{transform:scale(1.05)}
.news-feature-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(15,43,30,.9) 0%,rgba(15,43,30,.2) 55%,transparent 100%);padding:24px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff}
.news-feature-overlay h3{font-size:22px;font-weight:600;line-height:1.4;margin:10px 0 8px;color:#fff}
.news-feature-overlay p{font-size:13px;color:rgba(255,255,255,.7);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-small-card{display:flex;gap:12px;background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow);padding:14px;margin-bottom:16px;transition:all .25s;align-items:center;height:calc(50% - 8px)}
.news-small-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.news-small-img{width:110px;height:76px;border-radius:10px;object-fit:cover;flex-shrink:0;background:var(--bg)}
.news-small-body{flex:1;min-width:0}
.news-small-body h4{font-size:14px;font-weight:600;color:var(--text);line-height:1.45;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{font-size:12px;color:var(--text3);display:flex;align-items:center;gap:8px}
.news-cat{display:inline-flex;padding:3px 12px;border-radius:var(--radius-pill);border:1px solid rgba(14,122,77,.3);background:#fff;color:var(--primary);font-size:12px;font-weight:600}
.news-empty{background:#fff;border:1.5px dashed var(--border);border-radius:var(--radius-lg);padding:60px 20px;text-align:center;color:var(--text3)}
.news-empty i{font-size:40px;margin-bottom:12px;color:var(--text3);display:block}
.news-empty p{font-size:14px}
.view-all{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.view-all:hover{gap:10px}

/* ===== FAQ ===== */
.faq-section{background:#fff;padding:var(--space) 0}
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1.5px solid var(--border);border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden;transition:box-shadow .25s,border-color .25s}
.faq-item:hover{border-color:rgba(14,122,77,.35);box-shadow:var(--shadow)}
.faq-item summary{list-style:none;display:flex;align-items:center;gap:14px;padding:20px 24px;cursor:pointer;font-size:16px;font-weight:600;color:var(--text);position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q-badge{width:28px;height:28px;border-radius:8px;background:rgba(14,122,77,.1);color:var(--primary);font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq-item summary .fa-chevron-down{margin-left:auto;transition:transform .3s ease;font-size:14px;color:var(--text3)}
.faq-item[open] summary .fa-chevron-down{transform:rotate(180deg)}
.faq-item[open] summary{border-bottom:1px solid var(--border)}
.faq-content{padding:20px 24px;background:var(--bg);font-size:14px;line-height:1.7;color:var(--text2)}

/* ===== Contact ===== */
.contact-section{background:var(--bg);padding:var(--space) 0}
.contact-info-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--border);align-items:flex-start}
.contact-info-item:last-child{border-bottom:none}
.contact-info-icon{width:42px;height:42px;border-radius:12px;background:rgba(14,122,77,.1);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0}
.contact-info-text{flex:1}
.contact-info-text strong{display:block;font-size:15px;font-weight:600;color:var(--text);margin-bottom:2px}
.contact-info-text span{font-size:13px;color:var(--text2);line-height:1.6}
.contact-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:36px;max-width:620px;margin:0 auto}
.form-group{margin-bottom:20px}
.form-label{font-size:14px;font-weight:600;margin-bottom:8px;display:block;color:var(--text)}
.form-control{width:100%;height:44px;border:1.5px solid var(--border);border-radius:var(--radius-md);background:#F8FAF9;padding:0 16px;font-size:14px;transition:border-color .25s,box-shadow .25s,background .25s}
.form-control::placeholder{color:var(--text3)}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,122,77,.15);background:#fff}
textarea.form-control{height:auto;padding:12px 16px;resize:vertical;min-height:100px}
.form-tip{font-size:12px;color:var(--text3);margin-top:10px;text-align:center}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:64px 0 0;font-size:13px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:48px;padding-bottom:48px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr;gap:24px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-icon{background:var(--primary-gradient);color:#fff}
.footer-brand-text{font-size:18px;font-weight:700;color:#fff}
.footer-desc{font-size:14px;line-height:1.7;color:rgba(255,255,255,.6);max-width:340px}
.footer-title{font-size:16px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.55);font-size:13px;transition:color .25s,padding-left .25s}
.footer-links a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px;color:rgba(255,255,255,.55);font-size:13px}
.footer-contact i{color:var(--primary-light);margin-top:3px;width:16px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.45)}
.footer-bottom a:hover{color:var(--accent)}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .main-nav{display:none}
  .header-actions .search-box{display:none}
  .header-actions .btn{display:none}
  .hamburger{display:flex}
  .hero{padding:64px 0}
  .hero h1{font-size:36px}
  .hero-img-wrap{margin-top:32px}
  .plan-card.recommended{transform:none}
  .plan-card.recommended:hover{transform:translateY(-6px)}
}
@media(max-width:640px){
  :root{--space:48px}
  .hero h1{font-size:32px;line-height:1.35}
  .hero{padding:48px 0 40px}
  .hero-sub{font-size:15px}
  .hero-stats{gap:10px}
  .stat-pill{min-width:calc(33% - 10px);padding:10px 12px}
  .stat-num{font-size:18px}
  .stat-label{font-size:11px}
  .section-head h2{font-size:24px}
  .step-card.featured{transform:none}
  .step-card.featured:hover{transform:translateY(-6px)}
  .plans-wrap{padding:24px 12px}
  .plan-card{padding:28px 20px}
  .plan-price{font-size:34px}
  .countdown{gap:10px}
  .cd-block{min-width:60px;padding:10px 12px}
  .cd-num{font-size:26px}
  .news-feature-img{height:220px}
  .footer-grid{grid-template-columns:1fr}
}
@media(min-width:1025px){
  .hero-inner .grid-x{align-items:center}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0E7A4D;
            --primary-light: #51C878;
            --secondary: #F7A400;
            --secondary-light: #FFC933;
            --dark: #0F2B1E;
            --bg: #F5F9F7;
            --card-bg: #FFFFFF;
            --text: #173428;
            --text-sec: #526B61;
            --text-weak: #8CA398;
            --border: #E1E8E4;
            --radius-lg: 24px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 6px 24px rgba(14, 122, 77, .07);
            --shadow-hover: 0 14px 40px rgba(14, 122, 77, .14);
            --grad: linear-gradient(135deg, #0E7A4D, #51C878);
            --grad-gold: linear-gradient(135deg, #F7A400, #FFC933);
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .3s ease;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            border-radius: 999px;
            font-weight: 600;
            cursor: pointer;
            transition: all .3s ease;
            outline: none;
        }
        .btn-primary {
            background: var(--grad);
            color: #fff;
            padding: 12px 28px;
            font-size: 15px;
        }
        .btn-primary:hover {
            filter: brightness(1.05);
            opacity: .95;
            box-shadow: 0 8px 24px rgba(14, 122, 77, .25);
        }
        .btn-primary:active {
            transform: scale(.98);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .8);
            color: #fff;
            padding: 12px 28px;
            font-size: 15px;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .14);
            border-color: #fff;
        }
        .btn-outline:active {
            transform: scale(.98);
        }
        .btn-gold {
            background: var(--grad-gold);
            color: #fff;
            padding: 12px 28px;
            font-size: 15px;
            box-shadow: 0 4px 20px rgba(247, 164, 0, .3);
        }
        .btn-gold:hover {
            filter: brightness(1.06);
            box-shadow: 0 8px 30px rgba(247, 164, 0, .4);
        }
        .btn-sm {
            padding: 9px 22px;
            font-size: 14px;
        }
        .btn:focus-visible,
        a:focus-visible,
        summary:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid rgba(247, 164, 0, .6);
            outline-offset: 2px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 999;
            box-shadow: 0 2px 12px rgba(0, 0, 0, .04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--grad);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            gap: 30px;
            margin-left: auto;
            margin-right: 30px;
        }
        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sec);
            padding: 25px 0;
            position: relative;
            border-bottom: 3px solid transparent;
        }
        .main-nav a:hover {
            color: var(--primary);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 600;
            border-bottom-color: var(--primary);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            position: relative;
            width: 180px;
        }
        .search-box input {
            width: 100%;
            height: 38px;
            border: 1px solid var(--border);
            background: var(--bg);
            border-radius: 999px;
            padding: 0 36px 0 14px;
            font-size: 13px;
            color: var(--text);
            outline: none;
            transition: border-color .3s, box-shadow .3s;
        }
        .search-box input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(14, 122, 77, .1);
        }
        .search-box i {
            position: absolute;
            right: 13px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-weak);
            font-size: 13px;
            pointer-events: none;
        }
        .menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 8px 12px;
            font-size: 18px;
            color: var(--text);
            cursor: pointer;
        }
        .menu-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            background: var(--dark);
            z-index: 1000;
            padding: 100px 32px 32px;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer a {
            color: rgba(255, 255, 255, .85);
            font-size: 18px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }
        .mobile-drawer a.active {
            color: var(--secondary-light);
            font-weight: 600;
        }
        .drawer-cta {
            margin-top: 30px;
        }
        .drawer-cta .btn {
            width: 100%;
        }

        /* ===== Hero ===== */
        .hero {
            background: var(--grad);
            position: relative;
            overflow: hidden;
            padding: 80px 0 64px;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: .14;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 30, .25), rgba(14, 122, 77, .1));
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
        }
        .hero-content {
            flex: 1.2;
        }
        .hero-image {
            flex: 1;
        }
        .hero-image img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
        }
        .hero h1 {
            color: #fff;
            font-size: 42px;
            line-height: 1.3;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .hero-sub {
            color: rgba(255, 255, 255, .88);
            font-size: 17px;
            margin-bottom: 30px;
            max-width: 520px;
        }
        .hero-ctas {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }
        .hero-ctas .trust-note {
            font-size: 12px;
            color: rgba(255, 255, 255, .7);
            margin-left: 4px;
        }
        .hero-stats {
            display: flex;
            gap: 14px;
            margin-top: 44px;
            flex-wrap: wrap;
        }
        .stat-pill {
            background: rgba(255, 255, 255, .14);
            border: 1px solid rgba(255, 255, 255, .25);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            padding: 12px 22px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .stat-num {
            font-family: "DIN Alternate", Bahnschrift, "Arial Narrow", sans-serif;
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, .85);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 72px 0;
        }
        .section-head {
            text-align: center;
            margin-bottom: 42px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        .section-head p {
            color: var(--text-sec);
            font-size: 14px;
        }
        .section-bg {
            background: #EDF4F0;
        }

        /* ===== 核心优势卡片 ===== */
        .advantages-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }
        .adv-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            flex: 1 1 calc(33.333% - 16px);
            min-width: 240px;
            transition: transform .3s, box-shadow .3s, border-color .3s;
            border: 1px solid transparent;
        }
        .adv-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }
        .adv-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 16px;
            transition: background .3s;
        }
        .adv-card:hover .adv-icon {
            background: var(--grad);
            color: #fff;
        }
        .adv-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .adv-card p {
            color: var(--text-sec);
            font-size: 14px;
            line-height: 1.7;
        }

        /* ===== 适用场景 ===== */
        .scene-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }
        .scene-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            flex: 1 1 calc(33.333% - 16px);
            min-width: 260px;
            transition: transform .3s, box-shadow .3s;
            border: 1px solid transparent;
        }
        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }
        .scene-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .scene-card-body {
            padding: 22px 24px 26px;
        }
        .scene-card-body h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .scene-card-body p {
            color: var(--text-sec);
            font-size: 14px;
        }
        .scene-tag {
            display: inline-block;
            background: var(--bg);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        /* ===== 登录流程 ===== */
        .flow-wrapper {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            box-shadow: var(--shadow-sm);
        }
        .flow-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        .flow-step {
            flex: 1 1 220px;
            position: relative;
            text-align: center;
            padding: 12px 16px;
        }
        .flow-step:not(:last-child)::after {
            content: '';
            position: absolute;
            right: -20px;
            top: 40px;
            width: 24px;
            height: 2px;
            border-top: 2px dashed var(--primary);
            opacity: .4;
        }
        .step-num {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--grad);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            margin: 0 auto 14px;
            font-family: "DIN Alternate", Bahnschrift, sans-serif;
            box-shadow: 0 6px 16px rgba(14, 122, 77, .25);
        }
        .flow-step h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }
        .flow-step p {
            font-size: 13px;
            color: var(--text-sec);
            line-height: 1.7;
        }

        /* ===== 安全深色区 ===== */
        .security-section {
            background: var(--dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .security-section::before {
            content: '';
            position: absolute;
            right: -100px;
            top: -100px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(81, 200, 120, .25), transparent 70%);
        }
        .security-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            position: relative;
            z-index: 2;
        }
        .security-card {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            flex: 1 1 calc(25% - 18px);
            min-width: 200px;
            transition: background .3s;
        }
        .security-card:hover {
            background: rgba(255, 255, 255, .1);
        }
        .security-card i {
            font-size: 28px;
            color: var(--primary-light);
            margin-bottom: 14px;
        }
        .security-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .security-card p {
            font-size: 13px;
            color: rgba(255, 255, 255, .75);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, .04);
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .faq-item summary {
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 12px;
            list-style: none;
            outline: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .q-mark {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--grad);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            margin-left: auto;
            color: var(--text-weak);
            transition: transform .3s;
            font-size: 14px;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item[open] {
            border-color: rgba(14, 122, 77, .4);
        }
        .faq-item .faq-answer {
            padding: 4px 22px 20px 60px;
            background: var(--bg);
            font-size: 14px;
            color: var(--text-sec);
            line-height: 1.75;
        }

        /* ===== 咨询表单区 ===== */
        .contact-section {
            padding: 72px 0;
        }
        .contact-wrapper {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .contact-info {
            flex: 1 1 360px;
        }
        .contact-info h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .contact-info>p {
            color: var(--text-sec);
            font-size: 15px;
            margin-bottom: 24px;
        }
        .contact-info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            font-size: 14px;
            color: var(--text-sec);
        }
        .contact-info-list i {
            color: var(--primary);
            font-size: 16px;
            margin-top: 4px;
            width: 20px;
        }
        .contact-form-card {
            flex: 1 1 480px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-sm);
        }
        .contact-form-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .contact-form-card .form-desc {
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 24px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            height: 44px;
            border: 1px solid var(--border);
            background: #F8FAF9;
            border-radius: var(--radius-md);
            padding: 0 14px;
            font-size: 14px;
            color: var(--text);
            outline: none;
            transition: border-color .3s, box-shadow .3s;
        }
        .form-group textarea {
            height: 90px;
            padding: 12px 14px;
            resize: vertical;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(14, 122, 77, .15);
            background: #fff;
        }
        .form-btn {
            width: 100%;
            height: 48px;
            border-radius: var(--radius-md);
            font-size: 16px;
        }
        .form-message {
            margin-top: 12px;
            font-size: 13px;
            color: var(--primary);
            text-align: center;
            min-height: 20px;
        }

        /* ===== CTA 区块 ===== */
        .cta-banner {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 44px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            right: -60px;
            bottom: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(247, 164, 0, .25), transparent 70%);
        }
        .cta-banner h3 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            margin-top: 6px;
        }
        .cta-banner .btn {
            position: relative;
            z-index: 2;
            animation: cta-pulse 2.5s infinite;
        }
        @keyframes cta-pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(247, 164, 0, .4);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(247, 164, 0, 0);
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .75);
            padding-top: 48px;
        }
        .footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }
        .footer-grid>div {
            flex: 1 1 240px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-brand .brand-icon {
            background: var(--grad);
        }
        .footer-brand-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            line-height: 1.75;
            max-width: 300px;
        }
        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .footer-links li,
        .footer-contact li {
            margin-bottom: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .6);
        }
        .footer-links a:hover {
            color: var(--secondary);
        }
        .footer-contact i {
            color: var(--secondary);
            width: 18px;
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 16px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .5);
        }
        .footer-bottom a:hover {
            color: var(--secondary);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .header-actions .search-box {
                display: none;
            }
            .menu-toggle {
                display: block;
            }
            .hero-inner {
                flex-direction: column;
            }
            .hero-image {
                flex: none;
                width: 100%;
            }
            .hero-image img {
                height: 240px;
            }
            .hero h1 {
                font-size: 34px;
            }
            .adv-card {
                flex: 1 1 calc(50% - 12px);
            }
            .security-card {
                flex: 1 1 calc(50% - 12px);
            }
            .scene-card {
                flex: 1 1 calc(50% - 12px);
            }
        }
        @media (max-width: 639px) {
            .section {
                padding: 48px 0;
            }
            .hero {
                padding: 56px 0 48px;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-stats {
                gap: 10px;
            }
            .stat-pill {
                padding: 10px 16px;
                flex-direction: column;
                gap: 2px;
            }
            .stat-num {
                font-size: 22px;
            }
            .adv-card,
            .scene-card,
            .security-card {
                flex: 1 1 100%;
            }
            .flow-wrapper {
                padding: 32px 20px;
            }
            .flow-step:not(:last-child)::after {
                display: none;
            }
            .contact-form-card {
                padding: 24px;
            }
            .cta-banner {
                padding: 32px 24px;
                text-align: center;
            }
            .cta-banner .btn {
                width: 100%;
            }
            .header-inner {
                height: 64px;
            }
            .brand-text {
                font-size: 15px;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-ctas .btn {
                width: 100%;
            }
            .hero-image img {
                height: 190px;
            }
        }

/* roulang page: article */
:root {
  --primary: #0E7A4D;
  --primary-light: #51C878;
  --primary-grad: linear-gradient(135deg, #0E7A4D 0%, #51C878 100%);
  --accent: #F7A400;
  --accent-light: #FFC933;
  --dark: #0F2B1E;
  --bg: #F5F9F7;
  --card-bg: #FFFFFF;
  --text: #173428;
  --text-sec: #526B61;
  --text-muted: #8CA398;
  --border: #E1E8E4;
  --radius-lg: 24px;
  --radius-md: 12px;
  --shadow-sm: 0 6px 24px rgba(14, 122, 77, 0.07);
  --shadow-md: 0 14px 40px rgba(14, 122, 77, 0.14);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

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

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

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: 999px;
  padding: 10px 24px;
  cursor: pointer;
  transition: all .25s ease;
  outline: none;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 2px solid rgba(247, 164, 0, 0.6);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary-grad);
  color: #fff;
  box-shadow: 0 4px 18px rgba(14, 122, 77, 0.25);
}

.btn-primary:hover {
  filter: brightness(1.05);
  opacity: .95;
  color: #fff;
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.btn-gold {
  background: linear-gradient(135deg, #F7A400, #FFC933);
  color: #fff;
  box-shadow: 0 4px 18px rgba(247, 164, 0, 0.35);
}

.btn-gold:hover {
  filter: brightness(1.05);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost-light {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: #fff;
}

.btn-block {
  width: 100%;
}

.btn-small {
  padding: 8px 20px;
  font-size: 13px;
}

.input-field {
  width: 100%;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #F8FAF9;
  padding: 0 14px;
  font-size: 14px;
  color: var(--text);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}

.input-field:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(14, 122, 77, 0.15);
}

textarea.input-field {
  height: auto;
  padding: 12px 14px;
  resize: vertical;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--border);
  height: 72px;
  transition: box-shadow .3s ease;
}

.site-header.scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

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

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-grad);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0 auto;
}

.main-nav a {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sec);
  padding: 6px 0;
  transition: color .2s;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .3s ease;
}

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

.main-nav a.active {
  color: var(--primary);
  font-weight: 600;
}

.main-nav a.active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.search-box {
  position: relative;
}

.search-box input {
  width: 180px;
  height: 38px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--bg);
  padding: 0 36px 0 16px;
  font-size: 13px;
  color: var(--text);
  outline: none;
  transition: border-color .2s, box-shadow .2s, background .2s;
}

.search-box input:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(14, 122, 77, 0.1);
}

.search-box i {
  position: absolute;
  right: 13px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--dark);
  z-index: 999;
  padding: 40px 32px;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
}

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

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mobile-nav a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 18px;
  font-weight: 500;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav a:hover {
  color: var(--accent);
}

.mobile-menu .btn {
  margin-top: auto;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.breadcrumb .container {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.crumb-item a {
  color: var(--text-secondary);
}

.crumb-sep {
  color: var(--text-muted);
  font-size: 12px;
  display: inline-flex;
}

.crumb-current {
  color: var(--text);
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== Main Layout ===== */
.page-wrap {
  padding: 48px 0 72px;
}

.article-main .card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 48px;
  margin-bottom: 32px;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.article-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 18px;
}

.article-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
  font-size: 13px;
  color: var(--text-muted);
}

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

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

.article-content h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
  margin: 40px 0 18px;
  padding-left: 16px;
  border-left: 4px solid var(--primary);
  line-height: 1.4;
}

.article-content h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  margin: 32px 0 14px;
}

.article-content h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin: 24px 0 12px;
}

.article-content p {
  font-size: 16px;
  line-height: 1.85;
  margin-bottom: 22px;
}

.article-content ul,
.article-content ol {
  margin: 0 0 22px 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.article-content ul li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  line-height: 1.75;
}

.article-content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
}

.article-content ol {
  counter-reset: article-ol;
}

.article-content ol li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 10px;
  counter-increment: article-ol;
}

.article-content ol li::before {
  content: counter(article-ol);
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.article-content blockquote {
  background: var(--bg);
  border-left: 4px solid var(--primary);
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 0 12px 12px 0;
  color: var(--text-sec);
  font-size: 15px;
  line-height: 1.75;
}

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

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 16px 0 8px;
}

.article-content a {
  border-bottom: 1px solid var(--primary);
  font-weight: 500;
}

.article-content strong {
  font-weight: 700;
  color: var(--text);
}

/* ===== Article Pager ===== */
.article-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.pager-link {
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  border: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s, background .2s;
  display: block;
}

.pager-link:hover {
  border-color: var(--primary);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.pager-label {
  font-size: 12px;
  color: var(--text-muted);
  display: block;
  margin-bottom: 6px;
}

.pager-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pager-link.text-right .pager-label {
  text-align: right;
}

.pager-link.text-right .pager-title {
  text-align: right;
}

.article-pager .pager-link.text-right {
  text-align: right;
}

/* ===== Not Found ===== */
.not-found {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 72px 48px;
  text-align: center;
}

.not-found i {
  font-size: 48px;
  color: var(--text-muted);
  margin-bottom: 20px;
  display: block;
}

.not-found h1 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.not-found p {
  color: var(--text-sec);
  font-size: 15px;
  margin-bottom: 28px;
}

/* ===== Sidebar ===== */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.side-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.side-card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg);
  position: relative;
}

.side-card-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 36px;
  height: 3px;
  border-radius: 3px;
  background: var(--primary);
}

.side-cat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.side-cat-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sec);
  transition: background .2s, color .2s, padding-left .2s;
}

.side-cat-list a i {
  font-size: 13px;
  color: var(--primary);
}

.side-cat-list a:hover {
  background: var(--bg);
  color: var(--primary);
  padding-left: 16px;
}

.side-article-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.side-article-item {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 10px;
  border-radius: 10px;
  transition: background .2s;
}

.side-article-item:hover {
  background: var(--bg);
}

.side-article-thumb {
  width: 72px;
  height: 54px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.side-article-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}

.side-article-text em {
  font-style: normal;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 400;
}

.cta-card {
  background: var(--primary-grad);
  color: #fff;
  border: none;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 160px;
  height: 160px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.cta-card .cta-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}

.cta-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.cta-card p {
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 18px;
}

.cta-card .btn {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.cta-card .btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 60px;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-brand .brand-icon {
  width: 32px;
  height: 32px;
  font-size: 16px;
}

.footer-brand-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}

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

.footer-links a,
.footer-contact {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  transition: color .2s;
}

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

.footer-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 13px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact i {
  color: var(--accent);
  width: 16px;
  font-size: 13px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  margin: 0;
  text-align: center;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
}

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

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

  .header-actions {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-menu {
    display: none;
  }

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

  .article-main .card {
    padding: 32px;
  }

  .sidebar {
    margin-top: 32px;
  }
}

@media (min-width: 1024px) {
  .mobile-menu {
    display: none !important;
  }
}

@media (max-width: 639px) {
  .container {
    padding: 0 16px;
  }

  .site-header {
    height: 64px;
  }

  .header-inner {
    height: 64px;
  }

  .brand-text {
    font-size: 16px;
  }

  .brand-icon {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }

  .mobile-menu {
    top: 64px;
  }

  .breadcrumb {
    padding: 10px 0;
  }

  .crumb-current {
    max-width: 180px;
  }

  .page-wrap {
    padding: 24px 0 48px;
  }

  .article-main .card {
    padding: 24px 20px;
    border-radius: 16px;
  }

  .article-title {
    font-size: 24px;
  }

  .article-meta {
    gap: 10px;
    font-size: 12px;
  }

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

  .article-content h3 {
    font-size: 20px;
  }

  .article-pager {
    grid-template-columns: 1fr;
  }

  .not-found {
    padding: 48px 24px;
  }

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

  .side-card {
    padding: 20px;
  }
}

@media (max-width: 520px) {
  .brand-text {
    font-size: 15px;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

/* roulang page: category2 */
:root {
      --green: #0E7A4D;
      --green-light: #51C878;
      --gold: #F7A400;
      --gold-light: #FFC933;
      --dark: #0F2B1E;
      --bg: #F5F9F7;
      --card: #FFFFFF;
      --text: #173428;
      --text-sub: #526B61;
      --text-dim: #8CA398;
      --border: #E1E8E4;
      --radius-lg: 24px;
      --radius-md: 12px;
      --radius-pill: 999px;
      --shadow-card: 0 6px 24px rgba(14, 122, 77, 0.07);
      --shadow-hover: 0 14px 40px rgba(14, 122, 77, 0.14);
      --grad: linear-gradient(135deg, #0E7A4D, #51C878);
      --grad-gold: linear-gradient(135deg, #F7A400, #FFC933);
      --space-section: 72px;
      --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

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

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

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

    a:hover {
      color: #095f3b;
    }

    button,
    input,
    textarea {
      font-family: inherit;
      outline: none;
    }

    ul {
      margin: 0;
      padding: 0;
      list-style: none;
    }

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

    /* ===== Header ===== */
    .site-header {
      background: #fff;
      border-bottom: 1px solid var(--border);
      position: sticky;
      top: 0;
      z-index: 999;
      box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    }

    .header-inner {
      display: flex;
      align-items: center;
      height: 72px;
      gap: 28px;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .brand-icon {
      width: 36px;
      height: 36px;
      background: var(--grad);
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 18px;
      font-weight: 700;
      flex-shrink: 0;
    }

    .brand-text {
      font-size: 18px;
      font-weight: 700;
      color: var(--text);
      white-space: nowrap;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
      margin-left: auto;
    }

    .main-nav a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-sub);
      position: relative;
      padding: 24px 0 20px;
      line-height: 1;
      letter-spacing: 0.2px;
    }

    .main-nav a:hover {
      color: var(--green);
    }

    .main-nav a.active {
      color: var(--green);
      font-weight: 600;
    }

    .main-nav a.active::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 6px;
      background: var(--green);
      border-radius: 999px 999px 0 0;
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .search-box {
      position: relative;
      width: 180px;
      height: 38px;
    }

    .search-box input {
      width: 100%;
      height: 100%;
      border: 1px solid transparent;
      border-radius: var(--radius-pill);
      background: var(--bg);
      padding: 0 38px 0 16px;
      font-size: 14px;
      color: var(--text);
      transition: border .2s, box-shadow .2s;
    }

    .search-box input:focus {
      border-color: var(--green);
      box-shadow: 0 0 0 3px rgba(14, 122, 77, 0.12);
    }

    .search-box i {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-dim);
      font-size: 14px;
      pointer-events: none;
    }

    .btn-cta {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 38px;
      padding: 0 22px;
      border-radius: var(--radius-pill);
      background: var(--grad);
      color: #fff;
      font-size: 14px;
      font-weight: 600;
      transition: opacity .2s, transform .2s, box-shadow .2s;
      box-shadow: 0 4px 16px rgba(14, 122, 77, 0.25);
      white-space: nowrap;
    }

    .btn-cta:hover {
      opacity: 0.94;
      transform: translateY(-1px);
      box-shadow: 0 8px 22px rgba(14, 122, 77, 0.30);
      color: #fff;
    }

    .menu-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      width: 42px;
      height: 42px;
      color: var(--text);
      font-size: 18px;
      cursor: pointer;
      align-items: center;
      justify-content: center;
    }

    .menu-toggle:focus-visible {
      outline: 2px solid rgba(247, 164, 0, 0.6);
    }

    /* ===== Hero ===== */
    .hero {
      position: relative;
      background: var(--grad);
      padding: 72px 0 64px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-2.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.18;
      mix-blend-mode: multiply;
    }

    .hero-inner {
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.28);
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      margin-bottom: 18px;
      backdrop-filter: blur(4px);
    }

    .hero h1 {
      font-size: 42px;
      font-weight: 700;
      line-height: 1.3;
      color: #fff;
      margin: 0 0 14px;
      max-width: 680px;
    }

    .hero-sub {
      font-size: 17px;
      color: rgba(255, 255, 255, 0.92);
      line-height: 1.7;
      margin: 0 0 28px;
      max-width: 540px;
    }

    .hero-ctas {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-bottom: 34px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 600;
      padding: 12px 30px;
      transition: opacity .2s, transform .2s, box-shadow .2s, background .2s;
      cursor: pointer;
      border: none;
      line-height: 1.4;
    }

    .btn:focus-visible {
      outline: 2px solid rgba(247, 164, 0, 0.6);
      outline-offset: 2px;
    }

    .btn-white {
      background: #fff;
      color: var(--green);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    }

    .btn-white:hover {
      background: #f2fbf6;
      color: var(--green);
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
    }

    .btn-ghost {
      background: transparent;
      color: #fff;
      border: 1.5px solid rgba(255, 255, 255, 0.9);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      transform: translateY(-2px);
    }

    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .stat-item {
      background: rgba(255, 255, 255, 0.14);
      border-radius: var(--radius-pill);
      padding: 12px 20px;
      display: flex;
      flex-direction: column;
      align-items: center;
      border: 1px solid rgba(255, 255, 255, 0.22);
      backdrop-filter: blur(6px);
      min-width: 108px;
    }

    .stat-num {
      font-size: 22px;
      font-weight: 700;
      color: #fff;
      font-family: "DIN Alternate", "Bahnschrift", "Arial Narrow", Arial, sans-serif;
      letter-spacing: 0.5px;
    }

    .stat-label {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.88);
      margin-top: 2px;
    }

    .hero-img {
      border-radius: var(--radius-lg);
      box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
      width: 100%;
      height: auto;
      object-fit: cover;
    }

    /* ===== Section 通用 ===== */
    .section {
      padding: var(--space-section) 0;
    }

    .section-alt {
      background: #fff;
    }

    .section-head {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 44px;
    }

    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--green);
      background: rgba(14, 122, 77, 0.08);
      padding: 4px 14px;
      border-radius: var(--radius-pill);
      margin-bottom: 10px;
      letter-spacing: 1px;
    }

    .section-head h2 {
      font-size: 30px;
      font-weight: 700;
      color: var(--text);
      margin: 6px 0 10px;
      line-height: 1.3;
    }

    .section-head p {
      font-size: 14px;
      color: var(--text-sub);
      margin: 0;
    }

    /* ===== Feature Cards ===== */
    .feature-card {
      background: var(--card);
      border-radius: var(--radius-lg);
      padding: 30px 26px;
      box-shadow: var(--shadow-card);
      border: 1px solid transparent;
      height: 100%;
      transition: transform .25s, box-shadow .25s, border-color .25s;
      position: relative;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(14, 122, 77, 0.35);
    }

    .feature-icon {
      width: 54px;
      height: 54px;
      border-radius: 16px;
      background: var(--grad);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 22px;
      margin-bottom: 18px;
      box-shadow: 0 6px 16px rgba(14, 122, 77, 0.2);
    }

    .feature-card h3 {
      font-size: 20px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
    }

    .feature-card p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.7;
      margin: 0;
    }

    /* ===== Process ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }

    .process-item {
      background: var(--card);
      border-radius: var(--radius-lg);
      padding: 32px 26px;
      position: relative;
      box-shadow: var(--shadow-card);
      border: 1px solid transparent;
      transition: transform .25s, box-shadow .25s;
    }

    .process-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(14, 122, 77, 0.3);
    }

    .process-num {
      font-size: 28px;
      font-weight: 700;
      font-family: "DIN Alternate", "Bahnschrift", Arial, sans-serif;
      color: var(--green);
      opacity: 0.2;
      line-height: 1;
      display: block;
      margin-bottom: 16px;
    }

    .process-item h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 8px;
    }

    .process-item p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.7;
      margin: 0;
    }

    .process-item::after {
      content: "\f054";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      right: -18px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--green);
      opacity: 0.35;
      font-size: 14px;
      z-index: 2;
    }

    .process-item:last-child::after {
      display: none;
    }

    /* ===== Trust Bar ===== */
    .trust-bar {
      background: #fff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
      padding: 30px 0;
    }

    .trust-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
      padding: 10px;
    }

    .trust-item i {
      font-size: 28px;
      color: var(--green);
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: rgba(14, 122, 77, 0.08);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .trust-item span {
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
    }

    /* ===== 安全详解 ===== */
    .security-detail {
      display: flex;
      align-items: center;
    }

    .security-detail img {
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 320px;
    }

    .security-detail .section-tag {
      margin-bottom: 12px;
    }

    .security-detail h2 {
      font-size: 28px;
      font-weight: 700;
      color: var(--text);
      margin: 0 0 16px;
      line-height: 1.3;
    }

    .security-detail p {
      font-size: 15px;
      color: var(--text-sub);
      margin-bottom: 22px;
      line-height: 1.8;
    }

    .check-list {
      margin-bottom: 26px;
    }

    .check-list li {
      position: relative;
      padding-left: 30px;
      font-size: 15px;
      color: var(--text);
      margin-bottom: 12px;
      line-height: 1.7;
    }

    .check-list li::before {
      content: "\f00c";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: 0;
      top: 2px;
      color: var(--green);
      font-size: 14px;
      width: 20px;
      height: 20px;
      background: rgba(14, 122, 77, 0.1);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .btn-primary {
      background: var(--grad);
      color: #fff;
      box-shadow: 0 6px 18px rgba(14, 122, 77, 0.22);
    }

    .btn-primary:hover {
      opacity: 0.95;
      transform: translateY(-2px);
      color: #fff;
      box-shadow: 0 10px 28px rgba(14, 122, 77, 0.30);
    }

    /* ===== FAQ ===== */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #fff;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      border: 1px solid transparent;
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color .2s, box-shadow .2s;
    }

    .faq-item:hover {
      border-color: rgba(14, 122, 77, 0.2);
      box-shadow: var(--shadow-hover);
    }

    .faq-item summary {
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 20px 22px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.5;
    }

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

    .faq-item summary::after {
      content: "\f078";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      margin-left: auto;
      color: var(--text-dim);
      transition: transform .25s;
      font-size: 14px;
    }

    .faq-item[open] summary::after {
      transform: rotate(180deg);
      color: var(--green);
    }

    .faq-q {
      width: 28px;
      height: 28px;
      border-radius: 8px;
      background: var(--grad);
      color: #fff;
      font-size: 14px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .faq-answer {
      background: var(--bg);
      padding: 18px 22px;
      margin: 0 14px 14px;
      border-radius: var(--radius-md);
    }

    .faq-answer p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.75;
      margin: 0;
    }

    /* ===== Contact ===== */
    .section-contact {
      background: #fff;
    }

    .contact-wrap {
      background: var(--bg);
      border-radius: 32px;
      padding: 44px 40px;
      box-shadow: var(--shadow-card);
    }

    .contact-wrap h2 {
      font-size: 28px;
      font-weight: 700;
      color: var(--text);
      margin: 8px 0 14px;
    }

    .contact-wrap > .cell > p {
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.8;
      margin-bottom: 20px;
    }

    .contact-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 14px;
      color: var(--text);
      margin-bottom: 14px;
    }

    .contact-list i {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: rgba(14, 122, 77, 0.1);
      color: var(--green);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      flex-shrink: 0;
    }

    .contact-form {
      background: #fff;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-card);
    }

    .contact-form label {
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
      display: block;
      margin-bottom: 6px;
    }

    .contact-form input,
    .contact-form textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      background: #F8FAF9;
      font-size: 15px;
      color: var(--text);
      padding: 11px 16px;
      margin-bottom: 18px;
      transition: border .2s, box-shadow .2s;
      line-height: 1.5;
    }

    .contact-form input:focus,
    .contact-form textarea:focus {
      border-color: var(--green);
      box-shadow: 0 0 0 4px rgba(14, 122, 77, 0.15);
      background: #fff;
    }

    .contact-form textarea {
      resize: vertical;
      min-height: 96px;
    }

    .btn-submit {
      width: 100%;
      height: 48px;
      background: var(--grad);
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      border: none;
      border-radius: var(--radius-md);
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(14, 122, 77, 0.22);
      transition: opacity .2s, transform .2s, box-shadow .2s;
    }

    .btn-submit:hover {
      opacity: 0.95;
      transform: translateY(-1px);
      box-shadow: 0 10px 26px rgba(14, 122, 77, 0.3);
    }

    .btn-submit:active {
      transform: scale(0.98);
    }

    .form-tip {
      font-size: 12px;
      color: var(--text-dim);
      text-align: center;
      margin-top: 12px;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, 0.7);
      padding-top: 48px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 1fr;
      gap: 40px;
      padding-bottom: 36px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }

    .footer-brand .brand-icon {
      width: 32px;
      height: 32px;
      font-size: 16px;
    }

    .footer-brand-text {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
    }

    .footer-desc {
      font-size: 14px;
      line-height: 1.75;
      color: rgba(255, 255, 255, 0.7);
      max-width: 360px;
      margin: 0;
    }

    .footer-title {
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      margin-bottom: 14px;
    }

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

    .footer-links a {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.6);
      transition: color .2s;
    }

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

    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 10px;
    }

    .footer-contact i {
      width: 30px;
      color: var(--gold);
      text-align: center;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding: 22px 0;
    }

    .footer-bottom p {
      font-size: 13px;
      margin: 0;
      text-align: center;
      color: rgba(255, 255, 255, 0.45);
    }

    .footer-bottom a {
      color: rgba(255, 255, 255, 0.6);
    }

    .footer-bottom a:hover {
      color: #fff;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1023px) {
      .main-nav {
        gap: 18px;
      }

      .search-box {
        display: none;
      }

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

      .process-item:nth-child(2)::after {
        display: none;
      }

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

    @media (max-width: 767px) {
      :root {
        --space-section: 48px;
      }

      .site-header {
        height: auto;
      }

      .header-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 14px 24px;
        gap: 12px;
      }

      .menu-toggle {
        display: inline-flex;
        margin-left: auto;
      }

      .main-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        background: var(--dark);
        border-radius: var(--radius-md);
        padding: 18px 20px;
        gap: 4px;
        margin: 8px 0 4px;
      }

      .main-nav.open {
        display: flex;
      }

      .main-nav a {
        color: rgba(255, 255, 255, 0.85);
        padding: 12px 0;
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      }

      .main-nav a:last-child {
        border-bottom: none;
      }

      .main-nav a.active {
        color: var(--gold);
      }

      .main-nav a.active::after {
        display: none;
      }

      .header-actions {
        margin-left: auto;
      }

      .btn-cta {
        display: none;
      }

      .hero {
        padding: 48px 0 44px;
      }

      .hero h1 {
        font-size: 32px;
      }

      .hero-img {
        margin-top: 30px;
        max-height: 260px;
      }

      .hero-stats {
        gap: 10px;
      }

      .stat-item {
        flex: 1;
        min-width: 90px;
        padding: 10px 12px;
      }

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

      .process-item::after {
        right: 28px;
        top: auto;
        bottom: -16px;
        transform: rotate(90deg);
      }

      .contact-wrap {
        padding: 28px 20px;
      }

      .contact-form {
        padding: 24px 20px;
      }

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

    @media (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

      .hero h1 {
        font-size: 28px;
      }

      .hero-sub {
        font-size: 15px;
      }

      .btn {
        width: 100%;
      }

      .hero-ctas {
        flex-direction: column;
      }

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

      .feature-card {
        margin-bottom: 16px;
      }

      .security-detail h2 {
        font-size: 24px;
      }

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

/* roulang page: category3 */
:root {
      --primary: #0E7A4D;
      --primary-light: #51C878;
      --accent: #F7A400;
      --accent-light: #FFC933;
      --dark: #0F2B1E;
      --bg: #F5F9F7;
      --card: #FFFFFF;
      --text: #173428;
      --text-sub: #526B61;
      --text-muted: #8CA398;
      --border: #E1E8E4;
      --radius-lg: 24px;
      --radius-md: 12px;
      --shadow: 0 6px 24px rgba(14, 122, 77, 0.07);
      --shadow-hover: 0 14px 40px rgba(14, 122, 77, 0.14);
      --gradient: linear-gradient(135deg, #0E7A4D, #51C878);
      --gradient-accent: linear-gradient(135deg, #F7A400, #FFC933);
      --section-gap: 72px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      color: var(--text);
      background: var(--bg);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    a {
      color: var(--primary);
      text-decoration: none;
      transition: color 0.2s ease;
    }
    a:hover {
      color: var(--primary-light);
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }
    ul,
    ol {
      list-style: none;
    }
    button {
      font-family: inherit;
      border: none;
      cursor: pointer;
    }

    /* ===== Header ===== */
    .site-header {
      background: #fff;
      border-bottom: 1px solid var(--border);
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 20px;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .brand-icon {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--gradient);
      color: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 700;
      flex-shrink: 0;
    }
    .brand-text {
      font-size: 18px;
      font-weight: 700;
      color: var(--text);
      white-space: nowrap;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
    }
    .main-nav a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-sub);
      padding: 24px 0;
      border-bottom: 3px solid transparent;
      line-height: 1;
      transition: color 0.2s;
    }
    .main-nav a:hover {
      color: var(--primary);
    }
    .main-nav a.active {
      color: var(--primary);
      border-bottom-color: var(--primary);
    }
    .header-right {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-shrink: 0;
    }
    .search-box {
      display: flex;
      align-items: center;
      width: 180px;
      height: 38px;
      background: #F5F9F7;
      border-radius: 999px;
      border: 1px solid transparent;
      padding: 0 14px;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .search-box:focus-within {
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(14, 122, 77, 0.12);
    }
    .search-box input {
      flex: 1;
      border: none;
      outline: none;
      background: transparent;
      font-size: 14px;
      color: var(--text);
    }
    .search-box input::placeholder {
      color: var(--text-muted);
    }
    .search-box button {
      background: none;
      border: none;
      color: var(--primary);
      padding: 0;
      font-size: 14px;
      cursor: pointer;
    }
    .hamburger {
      display: none;
      background: none;
      border: none;
      width: 40px;
      height: 40px;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      border-radius: 8px;
    }
    .hamburger span {
      display: block;
      width: 20px;
      height: 2px;
      background: var(--text);
      border-radius: 2px;
      transition: transform 0.3s;
    }
    .hamburger:hover span {
      background: var(--primary);
    }

    /* 移动端抽屉 */
    .mobile-drawer {
      position: fixed;
      top: 0;
      right: 0;
      bottom: 0;
      width: 300px;
      max-width: 85vw;
      background: var(--dark);
      z-index: 2000;
      padding: 28px 24px;
      transform: translateX(100%);
      transition: transform 0.35s ease;
      display: flex;
      flex-direction: column;
    }
    .mobile-drawer.open {
      transform: translateX(0);
    }
    .drawer-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 28px;
    }
    .drawer-brand {
      color: #fff;
      font-size: 17px;
      font-weight: 700;
    }
    .drawer-close {
      background: rgba(255, 255, 255, 0.1);
      border: none;
      color: #fff;
      width: 34px;
      height: 34px;
      border-radius: 50%;
      font-size: 16px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .drawer-close:hover {
      background: rgba(255, 255, 255, 0.2);
    }
    .mobile-nav {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .mobile-nav a {
      color: rgba(255, 255, 255, 0.8);
      font-size: 16px;
      padding: 12px 10px;
      border-radius: 8px;
      transition: background 0.2s, color 0.2s;
    }
    .mobile-nav a:hover {
      background: rgba(255, 255, 255, 0.08);
      color: var(--accent-light);
    }
    .mobile-nav a.active {
      color: var(--accent-light);
      background: rgba(255, 255, 255, 0.06);
    }
    .mobile-drawer .btn {
      margin-top: 20px;
      width: 100%;
    }

    /* ===== 按钮 ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 600;
      padding: 12px 28px;
      transition: all 0.25s ease;
      cursor: pointer;
      line-height: 1.4;
      border: 2px solid transparent;
    }
    .btn-primary {
      background: var(--gradient);
      color: #fff;
      box-shadow: 0 6px 18px rgba(14, 122, 77, 0.25);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(14, 122, 77, 0.32);
      color: #fff;
      opacity: 0.95;
    }
    .btn-primary:active {
      transform: translateY(0) scale(0.98);
      opacity: 1;
    }
    .btn-light {
      background: #fff;
      color: var(--primary);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    }
    .btn-light:hover {
      background: #F5F9F7;
      transform: translateY(-2px);
      color: var(--primary);
    }
    .btn-outline-light {
      background: transparent;
      color: #fff;
      border: 2px solid rgba(255, 255, 255, 0.7);
    }
    .btn-outline-light:hover {
      border-color: #fff;
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      transform: translateY(-2px);
    }
    .btn-accent {
      background: var(--gradient-accent);
      color: #173428;
      box-shadow: 0 8px 24px rgba(247, 164, 0, 0.35);
    }
    .btn-accent:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 32px rgba(247, 164, 0, 0.42);
      color: #173428;
    }
    .btn-sm {
      padding: 8px 20px;
      font-size: 13px;
    }
    .btn-block {
      display: flex;
      width: 100%;
    }
    :focus-visible {
      outline: 2px solid rgba(247, 164, 0, 0.6);
      outline-offset: 3px;
    }

    /* ===== 面包屑 ===== */
    .breadcrumb-wrap {
      background: #fff;
      border-bottom: 1px solid var(--border);
      padding: 14px 0;
      font-size: 13px;
      color: var(--text-muted);
    }
    .breadcrumb-wrap a {
      color: var(--text-sub);
    }
    .breadcrumb-wrap a:hover {
      color: var(--primary);
    }
    .breadcrumb-wrap .sep {
      margin: 0 8px;
      color: var(--border);
    }
    .breadcrumb-wrap .current {
      color: var(--text);
    }

    /* ===== Hero ===== */
    .sec-hero {
      background: linear-gradient(135deg, rgba(14, 122, 77, 0.94), rgba(81, 200, 120, 0.82)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
      padding: 80px 0;
      color: #fff;
      position: relative;
      overflow: hidden;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.3);
      border-radius: 999px;
      padding: 8px 18px;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
      backdrop-filter: blur(4px);
    }
    .sec-hero h1 {
      font-size: 42px;
      font-weight: 700;
      line-height: 1.3;
      color: #fff;
      margin-bottom: 18px;
      max-width: 560px;
    }
    .hero-sub {
      font-size: 17px;
      color: rgba(255, 255, 255, 0.88);
      margin-bottom: 28px;
      max-width: 480px;
    }
    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-bottom: 36px;
    }
    .hero-stats {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }
    .stat-pill {
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.28);
      border-radius: 999px;
      padding: 12px 20px;
      display: flex;
      align-items: center;
      gap: 12px;
      backdrop-filter: blur(4px);
    }
    .stat-num {
      font-size: 22px;
      font-weight: 700;
      font-family: "DIN Alternate", Bahnschrift, Arial Narrow, sans-serif;
      color: #fff;
      line-height: 1;
    }
    .stat-label {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.85);
    }
    .hero-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(14, 122, 77, 0.35);
    }
    .hero-img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      background: rgba(255, 255, 255, 0.1);
    }
    .hero-badge-float {
      position: absolute;
      bottom: 18px;
      left: 18px;
      background: rgba(15, 43, 30, 0.82);
      backdrop-filter: blur(6px);
      color: #fff;
      padding: 8px 16px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .hero-badge-float i {
      color: var(--accent-light);
    }

    /* ===== 区块通用 ===== */
    .sec-intro {
      padding: var(--section-gap) 0 0;
    }
    .sec-cards {
      padding: var(--section-gap) 0;
    }
    .sec-process {
      padding: var(--section-gap) 0;
      background: #EDF4F0;
    }
    .sec-trust {
      padding: 40px 0 var(--section-gap);
    }
    .sec-faq {
      padding: var(--section-gap) 0;
      background: #EDF4F0;
    }
    .sec-form {
      padding: var(--section-gap) 0;
    }
    .section-head {
      margin-bottom: 44px;
    }
    .section-head.center {
      text-align: center;
    }
    .section-kicker {
      display: inline-block;
      background: rgba(14, 122, 77, 0.1);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      border-radius: 999px;
      padding: 6px 16px;
      margin-bottom: 14px;
    }
    .section-kicker.light {
      background: rgba(255, 255, 255, 0.16);
      color: #fff;
    }
    .section-head h2 {
      font-size: 30px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 10px;
      line-height: 1.3;
    }
    .section-sub {
      font-size: 15px;
      color: var(--text-sub);
      max-width: 560px;
      margin: 0 auto;
    }
    .section-head.center .section-sub {
      margin-left: auto;
      margin-right: auto;
    }

    /* ===== 说明条 ===== */
    .intro-box {
      background: #fff;
      border-radius: var(--radius-lg);
      padding: 42px;
      box-shadow: var(--shadow);
      border: 1px solid #EAF2EE;
    }
    .intro-box h2 {
      font-size: 24px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text);
    }
    .intro-box p {
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.8;
      margin-bottom: 0;
    }
    .intro-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
    }
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #F5F9F7;
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 8px 16px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-sub);
    }
    .tag i {
      color: var(--primary);
    }

    /* ===== 安全卡片 ===== */
    .security-card {
      background: var(--card);
      border-radius: var(--radius-lg);
      padding: 28px 24px;
      box-shadow: var(--shadow);
      border: 1px solid #EAF2EE;
      height: 100%;
      transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    }
    .security-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
    .security-card:active {
      transform: translateY(-1px);
    }
    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: rgba(14, 122, 77, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: var(--primary);
      margin-bottom: 18px;
      transition: background 0.3s, color 0.3s, transform 0.3s;
    }
    .security-card:hover .card-icon {
      background: var(--gradient);
      color: #fff;
      transform: scale(1.05);
    }
    .security-card h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
    }
    .security-card p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 0;
    }

    /* ===== 流程 ===== */
    .process-step {
      background: #fff;
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      text-align: center;
      height: 100%;
      box-shadow: var(--shadow);
      border: 1px solid #EAF2EE;
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .process-step:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .step-num {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--gradient);
      color: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 16px;
      font-family: "DIN Alternate", Bahnschrift, Arial Narrow, sans-serif;
      box-shadow: 0 6px 16px rgba(14, 122, 77, 0.25);
      transition: box-shadow 0.3s, transform 0.3s;
    }
    .process-step:hover .step-num {
      box-shadow: 0 10px 24px rgba(14, 122, 77, 0.32);
      transform: scale(1.06);
    }
    .process-step h3 {
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--text);
    }
    .process-step p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 0;
    }

    /* ===== 信任横栏 ===== */
    .trust-bar {
      background: #fff;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      border: 1px solid #EAF2EE;
      padding: 28px 32px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-around;
      gap: 20px;
    }
    .trust-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-sub);
      padding: 6px 8px;
    }
    .trust-item i {
      color: var(--primary);
      font-size: 18px;
    }

    /* ===== FAQ ===== */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      background: #fff;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow);
      border: 1px solid #EAF2EE;
      padding: 18px 24px;
      margin-bottom: 14px;
      transition: box-shadow 0.3s, border-color 0.3s;
    }
    .faq-item[open] {
      border-color: rgba(14, 122, 77, 0.4);
      box-shadow: var(--shadow-hover);
    }
    .faq-item summary {
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 600;
      font-size: 16px;
      color: var(--text);
      line-height: 1.5;
      position: relative;
      padding-right: 30px;
    }
    .faq-item summary::-webkit-details-marker {
      display: none;
    }
    .faq-item summary::after {
      content: "\f107";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      right: 0;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      font-size: 16px;
      transition: transform 0.3s;
    }
    .faq-item[open] summary::after {
      transform: translateY(-50%) rotate(180deg);
    }
    .faq-q {
      background: var(--gradient);
      color: #fff;
      border-radius: 8px;
      width: 28px;
      height: 28px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 700;
      flex-shrink: 0;
    }
    .faq-a {
      padding: 16px 0 4px;
      color: var(--text-sub);
      font-size: 14px;
      line-height: 1.8;
      border-top: 1px solid var(--border);
      margin-top: 14px;
    }

    /* ===== 咨询表单 ===== */
    .form-side {
      background: linear-gradient(135deg, #0E7A4D, #51C878);
      border-radius: var(--radius-lg);
      padding: 40px;
      color: #fff;
      height: 100%;
      box-shadow: 0 14px 40px rgba(14, 122, 77, 0.25);
      position: relative;
      overflow: hidden;
    }
    .form-side::before {
      content: "";
      position: absolute;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.06);
      bottom: -80px;
      right: -60px;
    }
    .form-side h2 {
      font-size: 26px;
      color: #fff;
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .form-side p {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.85);
      margin-bottom: 24px;
      line-height: 1.8;
    }
    .side-list {
      margin-bottom: 24px;
    }
    .side-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 15px;
      color: #fff;
      padding: 6px 0;
    }
    .side-list i {
      color: var(--accent-light);
      font-size: 15px;
    }
    .side-contact {
      border-top: 1px solid rgba(255, 255, 255, 0.2);
      padding-top: 18px;
    }
    .side-contact p {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      margin-bottom: 6px;
      color: rgba(255, 255, 255, 0.9);
    }
    .side-contact i {
      color: var(--accent-light);
    }
    .form-card {
      background: #fff;
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-hover);
      border: 1px solid #EAF2EE;
      height: 100%;
    }
    .form-card h3 {
      font-size: 22px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 6px;
    }
    .form-note {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    .form-field {
      margin-bottom: 18px;
    }
    .form-field label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 6px;
    }
    .form-field input,
    .form-field textarea {
      width: 100%;
      height: 44px;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      background: #F8FAF9;
      padding: 0 14px;
      font-size: 14px;
      color: var(--text);
      outline: none;
      transition: border-color 0.2s, box-shadow 0.2s;
      font-family: inherit;
    }
    .form-field textarea {
      height: auto;
      padding: 12px 14px;
      resize: vertical;
      line-height: 1.6;
    }
    .form-field input:focus,
    .form-field textarea:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(14, 122, 77, 0.15);
    }
    .form-field input::placeholder,
    .form-field textarea::placeholder {
      color: var(--text-muted);
    }
    .form-tip {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: var(--text-muted);
      margin-top: 12px;
    }
    .form-tip i {
      color: var(--primary);
    }
    .form-message {
      font-size: 13px;
      color: var(--primary);
      margin-top: 10px;
      min-height: 20px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, 0.7);
      padding-top: 56px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 40px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 16px;
    }
    .footer-brand .brand-icon {
      background: var(--gradient);
    }
    .footer-brand-text {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
    }
    .footer-desc {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.6);
      line-height: 1.8;
      max-width: 360px;
    }
    .footer-title {
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      margin-bottom: 18px;
    }
    .footer-links li,
    .footer-contact li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: rgba(255, 255, 255, 0.6);
      font-size: 14px;
      transition: color 0.2s;
    }
    .footer-links a:hover {
      color: var(--accent);
    }
    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.6);
    }
    .footer-contact i {
      color: var(--accent);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 20px 0;
    }
    .footer-bottom p {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.4);
      text-align: center;
      margin: 0;
    }
    .footer-bottom a {
      color: rgba(255, 255, 255, 0.5);
    }
    .footer-bottom a:hover {
      color: var(--accent);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1023px) {
      .main-nav {
        display: none;
      }
      .search-box {
        width: 140px;
      }
      .header-right .btn-primary {
        display: none;
      }
      .hamburger {
        display: flex;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 639px) {
      :root {
        --section-gap: 48px;
      }
      .header-inner {
        height: 64px;
      }
      .brand-text {
        font-size: 15px;
      }
      .brand-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
      }
      .search-box {
        display: none;
      }
      .hamburger {
        display: flex;
      }
      .sec-hero {
        padding: 48px 0 56px;
      }
      .sec-hero h1 {
        font-size: 30px;
      }
      .hero-sub {
        font-size: 15px;
      }
      .hero-actions .btn {
        width: 100%;
      }
      .hero-stats {
        flex-direction: column;
        gap: 10px;
      }
      .stat-pill {
        width: 100%;
      }
      .hero-visual {
        margin-top: 28px;
      }
      .intro-box {
        padding: 24px;
      }
      .intro-tags {
        justify-content: flex-start;
        margin-top: 16px;
      }
      .section-head h2 {
        font-size: 24px;
      }
      .security-card {
        padding: 24px 20px;
      }
      .process-step {
        padding: 24px 20px;
      }
      .trust-bar {
        justify-content: flex-start;
        padding: 20px;
      }
      .trust-item {
        width: 100%;
      }
      .faq-item {
        padding: 14px 16px;
      }
      .faq-item summary {
        font-size: 14px;
      }
      .form-side {
        padding: 28px 24px;
      }
      .form-card {
        padding: 28px 20px;
        margin-top: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .footer-bottom p {
        font-size: 12px;
      }
      .mobile-drawer .brand-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
      }
    }
    @media (max-width: 520px) {
      .container {
        padding: 0 16px;
      }
      .sec-hero h1 {
        font-size: 26px;
      }
      .hero-badge {
        font-size: 12px;
        padding: 6px 14px;
      }
      .stat-num {
        font-size: 18px;
      }
      .section-kicker {
        font-size: 12px;
      }
      .section-head h2 {
        font-size: 22px;
      }
      .brand-text {
        font-size: 14px;
      }
    }