/* roulang page: index */
:root {
  --primary: #0F4A4A;
  --primary-dark: #0A3A3A;
  --primary-light: rgba(15,74,74,0.08);
  --accent: #E07856;
  --accent-dark: #CB6545;
  --gold: #C9A87C;
  --bg-warm: #FBF9F6;
  --bg-white: #FFFFFF;
  --bg-sand: #F2EEE8;
  --text-dark: #1E2A26;
  --text-mid: #5E6F68;
  --text-light: #8C9B94;
  --border: #E8E2D9;
  --success: #3E7D5B;
  --error: #B4483C;
  --warning: #C68A2E;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 20px rgba(15,74,74,0.08);
  --shadow-float: 0 12px 32px rgba(15,74,74,0.14);
  --container-w: 1200px;
  --gap-section: clamp(64px, 8vw, 120px);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --font-sans: "PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num: "DIN Alternate","Bahnschrift",system-ui,sans-serif;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);font-size:16px;line-height:1.8;background:var(--bg-warm);color:var(--text-dark);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color var(--transition)}
ul,ol{list-style:none}
button{font-family:var(--font-sans);cursor:pointer}
input,select,textarea{font-family:var(--font-sans);outline:none}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px}
@media(max-width:1199px){.container{padding:0 20px}}
@media(max-width:767px){.container{padding:0 16px}}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 24px;border-radius:var(--radius-md);font-size:16px;font-weight:600;border:none;line-height:1;transition:all var(--transition);white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-float)}
.btn-primary:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:var(--shadow-float)}
.btn-accent:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,0.14);color:#fff;border:1px solid rgba(255,255,255,0.55)}
.btn-ghost:hover{background:rgba(255,255,255,0.22);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
@media(max-width:767px){.btn{height:42px;padding:0 18px;font-size:15px}}

/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:var(--bg-warm);border-bottom:1px solid var(--border);transition:box-shadow var(--transition)}
.site-header.scrolled{box-shadow:var(--shadow-card)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:80px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-icon{width:36px;height:36px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;flex-shrink:0}
.brand-text{font-size:17px;font-weight:600;color:var(--text-dark);letter-spacing:-0.01em;white-space:nowrap}
.brand-text .brand-part{font-weight:700;color:var(--primary)}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{position:relative;display:inline-flex;align-items:center;padding:8px 16px;font-size:15px;font-weight:500;color:var(--text-mid);border-radius:var(--radius-pill);transition:color var(--transition),background var(--transition)}
.nav-link:hover{color:var(--primary);background:var(--primary-light)}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{content:"";position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:20px;height:2px;background:var(--accent);border-radius:2px}
.header-actions{display:flex;align-items:center;gap:14px}
.search-box{position:relative;width:200px}
.search-box input{width:100%;height:38px;border-radius:var(--radius-pill);border:1px solid var(--border);background:var(--bg-white);padding:0 38px 0 16px;font-size:14px;color:var(--text-dark);transition:border-color var(--transition),box-shadow var(--transition)}
.search-box input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,74,74,0.1)}
.search-box svg{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-light);pointer-events:none}
.menu-toggle{display:none;width:40px;height:40px;border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg-white);justify-content:center;align-items:center;flex-direction:column;gap:4px;cursor:pointer}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text-dark);border-radius:2px;transition:all 0.3s}
.mobile-drawer{display:none;position:fixed;top:64px;left:0;right:0;bottom:0;background:var(--bg-warm);z-index:999;padding:24px 20px;flex-direction:column;gap:8px;overflow-y:auto;transform:translateX(100%);transition:transform 0.35s cubic-bezier(0.4,0,0.2,1)}
body.menu-open .mobile-drawer{transform:translateX(0)}
body.menu-open .menu-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
body.menu-open .menu-toggle span:nth-child(2){opacity:0}
body.menu-open .menu-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-drawer .drawer-search{width:100%;margin-bottom:12px}
.mobile-drawer .drawer-search input{width:100%;height:44px;border-radius:var(--radius-pill);border:1px solid var(--border);background:var(--bg-white);padding:0 40px 0 16px;font-size:15px}
.mobile-drawer .drawer-link{display:flex;align-items:center;padding:14px 16px;font-size:18px;font-weight:500;color:var(--text-dark);border-radius:var(--radius-md);transition:background var(--transition)}
.mobile-drawer .drawer-link:hover,.mobile-drawer .drawer-link.active{background:var(--primary-light);color:var(--primary)}
.mobile-drawer .drawer-cta{margin-top:20px}
@media(max-width:991px){.main-nav{display:none}.search-box{display:none}.menu-toggle{display:flex}.mobile-drawer{display:flex}.header-inner{height:64px}}
@media(max-width:767px){
  .header-actions .btn-header{display:none}
  .brand-text{font-size:15px}
  .brand-icon{width:32px;height:32px;font-size:15px}
}

/* Hero */
.hero{position:relative;min-height:640px;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;display:flex;align-items:center;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(15,74,74,0.88) 20%,rgba(15,74,74,0.62) 65%,rgba(15,74,74,0.35) 100%);z-index:1}
.hero-content{position:relative;z-index:2;padding:80px 0 120px;max-width:720px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:var(--radius-pill);background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.28);color:#DCE8E5;font-size:13px;font-weight:500;margin-bottom:20px;letter-spacing:0.03em}
.hero h1{font-size:52px;font-weight:700;color:#fff;line-height:1.25;letter-spacing:-0.02em;margin-bottom:18px;text-shadow:0 2px 16px rgba(0,0,0,0.18)}
.hero-sub{font-size:18px;color:#DCE8E5;line-height:1.8;margin-bottom:32px;max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.countdown-wrap{position:relative;z-index:3;margin-top:-70px;padding-bottom:0}
.countdown-bar{background:rgba(255,255,255,0.96);border-radius:var(--radius-lg);box-shadow:var(--shadow-float);padding:20px 28px;display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid rgba(255,255,255,0.4);backdrop-filter:blur(8px)}
.countdown-info{display:flex;flex-direction:column;gap:4px;flex-shrink:0}
.countdown-label{font-size:15px;font-weight:600;color:var(--text-dark)}
.countdown-date{font-size:13px;color:var(--text-light);font-family:var(--font-num)}
.countdown-grid{display:flex;align-items:center;gap:10px}
.time-cell{display:flex;flex-direction:column;align-items:center;background:var(--primary);border-radius:var(--radius-md);padding:8px 14px;min-width:62px}
.time-cell span:first-child{font-family:var(--font-num);font-size:28px;font-weight:700;color:var(--gold);line-height:1.2;font-variant-numeric:tabular-nums}
.time-cell span:last-child{font-size:12px;color:rgba(255,255,255,0.75);margin-top:2px}
.time-sep{font-family:var(--font-num);font-size:20px;color:var(--text-light);font-weight:700}
@media(max-width:767px){
  .hero{min-height:520px;padding-top:20px}
  .hero h1{font-size:34px;line-height:1.35}
  .hero-sub{font-size:16px}
  .hero-content{padding:60px 0 110px}
  .countdown-wrap{margin-top:-64px}
  .countdown-bar{flex-direction:column;padding:16px 18px;gap:14px}
  .countdown-grid{width:100%;justify-content:center}
  .time-cell{min-width:56px;padding:6px 10px}
  .time-cell span:first-child{font-size:22px}
}

/* Section head */
.section-head{margin-bottom:44px}
.section-tag{display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);background:rgba(224,120,86,0.10);border:1px solid rgba(224,120,86,0.3);color:var(--accent);font-size:13px;font-weight:600;margin-bottom:12px;letter-spacing:0.02em}
.section-head h2{font-size:34px;font-weight:700;color:var(--text-dark);letter-spacing:-0.02em;line-height:1.3}
.section-head p{font-size:16px;color:var(--text-mid);margin-top:10px;max-width:520px}
.section-head .head-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}
.section-head .head-link{font-size:14px;color:var(--text-light);display:inline-flex;align-items:center;gap:4px;transition:color var(--transition)}
.section-head .head-link:hover{color:var(--primary)}
@media(max-width:767px){.section-head h2{font-size:26px}}

/* Features */
.features{padding:var(--gap-section) 0;background:var(--bg-warm)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.feature-item{padding:32px 28px;position:relative}
.feature-item:not(:last-child)::after{content:"";position:absolute;right:0;top:20%;bottom:20%;width:1px;background:var(--border)}
.feature-num{font-family:var(--font-num);font-size:64px;font-weight:700;color:rgba(15,74,74,0.12);line-height:1;display:block;margin-bottom:16px;font-variant-numeric:tabular-nums}
.feature-item h3{font-size:20px;font-weight:600;color:var(--text-dark);margin-bottom:10px}
.feature-item p{font-size:15px;color:var(--text-mid);line-height:1.7}
@media(max-width:991px){.feature-grid{grid-template-columns:repeat(2,1fr)}.feature-item:nth-child(2)::after{display:none}}
@media(max-width:767px){.feature-grid{grid-template-columns:1fr}.feature-item{padding:20px 0 20px 16px;border-left:4px solid var(--primary)}.feature-item:not(:last-child)::after{display:none}.feature-item:nth-child(2)::after{display:none}.feature-num{font-size:48px;margin-bottom:10px}}

/* Process */
.process{padding:var(--gap-section) 0;background:var(--bg-sand)}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-step{position:relative;padding:32px 24px;background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);text-align:center;transition:all var(--transition)}
.process-step:hover{box-shadow:var(--shadow-float);transform:translateY(-3px)}
.process-step .step-num{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;font-family:var(--font-num);font-weight:700;font-size:18px;margin-bottom:16px}
.process-step .step-icon{font-size:28px;margin-bottom:10px;display:block}
.process-step h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--text-dark)}
.process-step p{font-size:14px;color:var(--text-mid);line-height:1.6}
.step-arrow{position:absolute;top:50%;right:-15px;transform:translateY(-50%);font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--accent);z-index:2}
@media(max-width:991px){.process-steps{grid-template-columns:repeat(2,1fr)}.step-arrow{transform:rotate(90deg);top:auto;right:50%;bottom:-22px}.step-arrow::after{content:""}}
@media(max-width:767px){.process-steps{grid-template-columns:1fr}.step-arrow{display:none}}

/* Gallery */
.gallery{padding:var(--gap-section) 0;background:var(--bg-warm)}
.gallery-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.gallery-item{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--primary);box-shadow:var(--shadow-card);transition:all var(--transition);cursor:pointer}
.gallery-item:hover{box-shadow:var(--shadow-float);transform:translateY(-2px)}
.gallery-item .img-wrap{overflow:hidden;aspect-ratio:4/3}
.gallery-item .img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s var(--transition)}
.gallery-item:hover .img-wrap img{transform:scale(1.04)}
.gallery-item .gal-meta{padding:16px 20px 18px;background:var(--bg-white)}
.gallery-item .gal-tag{display:inline-block;padding:2px 10px;border-radius:var(--radius-pill);background:rgba(224,120,86,0.10);border:1px solid rgba(224,120,86,0.25);color:var(--accent);font-size:12px;font-weight:600;margin-bottom:8px}
.gallery-item .gal-title{font-size:15px;font-weight:600;color:var(--text-dark);line-height:1.4}
.g-item-wide{grid-column:span 6}
.g-item-large{grid-column:span 8}
.g-item-small{grid-column:span 4}
.g-item-full{grid-column:span 12;aspect-ratio:auto}
@media(max-width:991px){.g-item-wide,.g-item-large,.g-item-small{grid-column:span 6}}
@media(max-width:767px){.g-item-wide,.g-item-large,.g-item-small{grid-column:span 1}.gallery-grid{gap:16px}}

/* CTA */
.cta-section{padding:var(--gap-section) 0;background:var(--primary);position:relative;overflow:hidden}
.cta-section::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.2}
.cta-card{position:relative;z-index:2;background:var(--bg-white);border-radius:var(--radius-lg);padding:48px 52px;box-shadow:var(--shadow-float);max-width:760px;margin:0 auto}
.cta-card h2{font-size:30px;font-weight:700;color:var(--text-dark);margin-bottom:8px;letter-spacing:-0.02em}
.cta-card .cta-desc{font-size:15px;color:var(--text-mid);margin-bottom:28px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;font-weight:600;color:var(--text-dark);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;height:44px;border-radius:var(--radius-md);border:1px solid #D8D2C9;background:var(--bg-white);padding:0 16px;font-size:15px;color:var(--text-dark);transition:border-color var(--transition),box-shadow var(--transition)}
.form-group textarea{height:auto;min-height:88px;padding:14px 16px;resize:vertical}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,74,74,0.1)}
.form-group .error-msg{display:none;font-size:12px;color:var(--error);margin-top:4px}
.form-group.has-error input{border-color:var(--error)}
.form-group.has-error .error-msg{display:block}
.cta-form .btn-submit{width:100%;height:48px;font-size:16px;margin-top:8px}
.form-success{display:none;align-items:center;gap:10px;padding:16px 20px;background:rgba(62,125,91,0.08);border-radius:var(--radius-md);margin-top:16px;color:var(--success);font-size:15px}
.form-success svg{width:22px;height:22px;flex-shrink:0}
.form-note{font-size:12px;color:var(--text-light);margin-top:16px;text-align:center;line-height:1.6}
@media(max-width:767px){.cta-card{padding:32px 20px}.cta-card h2{font-size:24px}}

/* FAQ */
.faq-section{padding:var(--gap-section) 0;background:var(--bg-warm)}
.faq-layout{display:grid;grid-template-columns:1fr 2fr;gap:48px}
.faq-head .faq-title-tag{display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);background:rgba(15,74,74,0.08);color:var(--primary);font-size:13px;font-weight:600;margin-bottom:12px}
.faq-head h2{font-size:34px;font-weight:700;color:var(--text-dark);margin-bottom:14px;line-height:1.3}
.faq-head p{font-size:15px;color:var(--text-mid);line-height:1.7;margin-bottom:24px}
.faq-anchor-list{display:flex;flex-direction:column;gap:6px}
.faq-anchor{font-size:14px;color:var(--text-light);padding:6px 0;display:inline-flex;align-items:center;gap:6px;transition:color var(--transition)}
.faq-anchor:hover{color:var(--primary)}
.faq-anchor::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--text-light);transition:background var(--transition)}
.faq-anchor:hover::before{background:var(--primary)}
.faq-list{display:flex;flex-direction:column}
.faq-item{border-top:1px solid var(--border);padding:22px 0;transition:border-color var(--transition)}
.faq-item:last-child{border-bottom:1px solid var(--border)}
.faq-question{display:flex;align-items:center;gap:16px;cursor:pointer;border:none;background:none;width:100%;text-align:left;padding:0;font-size:17px;font-weight:600;color:var(--text-dark);transition:color var(--transition)}
.faq-question:hover{color:var(--primary)}
.faq-question .q-num{flex-shrink:0;font-family:var(--font-num);font-size:13px;font-weight:600;color:var(--accent);background:rgba(224,120,86,0.08);border-radius:var(--radius-pill);padding:2px 10px}
.faq-question .q-icon{flex-shrink:0;width:24px;height:24px;border-radius:50%;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:400;color:var(--text-mid);transition:all var(--transition);margin-left:auto}
.faq-item.open .q-icon{transform:rotate(45deg);border-color:var(--primary);color:var(--primary)}
.faq-item.open .faq-question{color:var(--primary)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows 0.35s var(--transition)}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.faq-answer-inner{overflow:hidden}
.faq-answer p{font-size:15px;line-height:1.8;color:var(--text-mid);padding-top:14px;padding-left:34px}
@media(max-width:991px){.faq-layout{grid-template-columns:1fr;gap:28px}.faq-head h2{font-size:28px}}
@media(max-width:767px){.faq-question{font-size:15px;gap:10px}.faq-answer p{padding-left:0}}

/* News */
.news-section{padding:var(--gap-section) 0;background:var(--bg-warm)}
.news-list{display:flex;flex-direction:column}
.news-row{display:flex;align-items:center;gap:20px;padding:18px 12px;border-bottom:1px solid var(--border);transition:background var(--transition),transform var(--transition)}
.news-row:hover{background:rgba(15,74,74,0.02);transform:translateX(4px)}
.news-row:first-child{border-top:1px solid var(--border)}
.news-badge{flex-shrink:0;display:inline-block;padding:3px 12px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;background:rgba(224,120,86,0.08);border:1px solid rgba(224,120,86,0.28);color:var(--accent);white-space:nowrap}
.news-main{flex:1;min-width:0}
.news-title{display:block;font-size:16px;font-weight:600;color:var(--text-dark);margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color var(--transition)}
.news-title:hover{color:var(--primary)}
.news-summary{font-size:14px;color:var(--text-mid);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-date{flex-shrink:0;font-size:13px;color:var(--text-light);font-family:var(--font-num);white-space:nowrap}
.news-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:var(--bg-sand);border:1px dashed var(--border);border-radius:var(--radius-lg);padding:56px 24px;text-align:center}
.news-empty .empty-icon{width:56px;height:56px;border-radius:50%;border:2px dashed var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:24px}
.news-empty p{font-size:15px;color:var(--text-mid)}
@media(max-width:767px){
  .news-row{flex-wrap:wrap;gap:10px;padding:16px 8px}
  .news-main{flex-basis:100%;order:3}
  .news-summary{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
  .news-date{order:2}
  .news-badge{order:1}
}

/* Footer */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,0.85);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.1)}
.footer-brand{display:flex;flex-direction:column;gap:14px}
.footer-brand .brand{color:#fff}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.7;color:rgba(255,255,255,0.6);max-width:320px}
.footer-col h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,0.6);padding:5px 0;transition:color var(--transition)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:20px 0;font-size:13px;color:rgba(255,255,255,0.4)}
.footer-bottom a{color:inherit;transition:color var(--transition)}
.footer-bottom a:hover{color:var(--gold)}
@media(max-width:767px){.footer-grid{grid-template-columns:1fr;gap:32px}.footer-bottom{flex-direction:column;text-align:center}}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 0.6s ease,transform 0.6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

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

/* UTIL */
.text-center{text-align:center}
.mt-40{margin-top:40px}
.mb-40{margin-bottom:40px}

/* roulang page: article */
:root {
  --primary: #0F4A4A;
  --primary-dark: #0A3A3A;
  --primary-light: rgba(15,74,74,0.08);
  --accent: #E07856;
  --accent-hover: #CB6545;
  --gold: #C9A87C;
  --bg-warm: #FBF9F6;
  --bg-card: #FFFFFF;
  --bg-sand: #F2EEE8;
  --text-main: #1E2A26;
  --text-sub: #5E6F68;
  --text-light: #8C9B94;
  --border: #E8E2D9;
  --success: #3E7D5B;
  --error: #B4483C;
  --warning: #C68A2E;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 20px rgba(15,74,74,0.08);
  --shadow-float: 0 12px 32px rgba(15,74,74,0.14);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", tabular-nums;
  --gap-section: clamp(64px, 8vw, 120px);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text-main);
  background:var(--bg-warm);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent)}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,0.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--transition);
}
.site-header.scrolled{box-shadow:var(--shadow-card)}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:80px;
  gap:32px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  background:var(--primary);
  border-radius:12px;
  font-size:20px;
  color:#fff;
}
.brand-text{
  font-size:19px;
  font-weight:600;
  color:var(--text-main);
  white-space:nowrap;
  letter-spacing:-0.01em;
}
.brand-text em{
  font-style:normal;
  font-weight:700;
  color:var(--primary);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  padding:10px 18px;
  font-size:15px;
  font-weight:500;
  color:var(--text-sub);
  border-radius:8px;
  transition:all var(--transition);
  white-space:nowrap;
}
.nav-link:hover{
  color:var(--primary);
  background:var(--primary-light);
}
.nav-link.active{
  color:var(--primary);
  font-weight:600;
}
.nav-link.active::after{
  content:'';
  position:absolute;
  left:18px;
  right:18px;
  bottom:4px;
  height:2px;
  background:var(--accent);
  border-radius:2px;
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.search-box{
  position:relative;
  width:200px;
}
.search-box input{
  width:100%;
  height:42px;
  border:1px solid var(--border);
  border-radius:var(--radius-pill);
  padding:0 40px 0 18px;
  background:var(--bg-sand);
  font-size:14px;
  color:var(--text-main);
  outline:none;
  transition:all var(--transition);
}
.search-box input:focus{
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(15,74,74,0.1);
}
.search-box input::placeholder{color:var(--text-light)}
.search-box .icon{
  position:absolute;
  right:14px;
  top:50%;
  transform:translateY(-50%);
  width:18px;
  height:18px;
  fill:none;
  stroke:var(--text-light);
  stroke-width:2;
  pointer-events:none;
}
.btn-primary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 28px;
  background:var(--accent);
  color:#fff;
  font-size:15px;
  font-weight:600;
  border:none;
  border-radius:var(--radius-md);
  cursor:pointer;
  transition:all var(--transition);
  white-space:nowrap;
}
.btn-primary:hover{
  background:var(--accent-hover);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--shadow-float);
}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.btn-secondary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  background:transparent;
  color:var(--primary);
  font-size:15px;
  font-weight:600;
  border:1.5px solid var(--primary);
  border-radius:var(--radius-md);
  cursor:pointer;
  transition:all var(--transition);
  white-space:nowrap;
}
.btn-secondary:hover{
  background:var(--primary-light);
  color:var(--primary-dark);
}
.map-icon{
  width:15px;
  height:15px;
  fill:none;
  stroke:currentColor;
  stroke-width:2;
}
.menu-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  width:44px;
  height:44px;
  background:none;
  border:none;
  cursor:pointer;
  z-index:110;
}
.menu-toggle span{
  display:block;
  width:22px;
  height:2px;
  background:var(--text-main);
  border-radius:2px;
  transition:all 0.3s;
}
.mobile-menu{
  display:none;
  position:fixed;
  inset:0;
  background:#fff;
  padding:88px 24px 32px;
  z-index:105;
  flex-direction:column;
  overflow-y:auto;
}
.mobile-menu.open{display:flex}
.mobile-menu .mobile-nav{
  display:flex;
  flex-direction:column;
  gap:4px;
  margin-bottom:24px;
}
.mobile-menu .nav-link{
  display:block;
  padding:16px 12px;
  font-size:20px;
  color:var(--text-main);
  border-radius:10px;
}
.mobile-menu .nav-link.active{
  background:var(--primary-light);
  color:var(--primary);
}
.mobile-menu .nav-link.active::after{display:none}
.mobile-menu .search-box{
  width:100%;
  margin-bottom:16px;
}
.mobile-menu .btn-primary{
  width:100%;
  margin-top:auto;
}

/* 面包屑 */
.breadcrumb-bar{
  background:var(--bg-sand);
  border-bottom:1px solid var(--border);
  padding:14px 0;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-light);
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-sub)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{opacity:0.5}
.breadcrumb .current{color:var(--primary);font-weight:500;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.back-link{
  margin-left:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--text-sub);
  background:none;
  border:none;
  cursor:pointer;
  padding:6px 12px;
  border-radius:8px;
  transition:all var(--transition);
}
.back-link:hover{color:var(--primary);background:var(--primary-light)}

/* 文章主体 */
.article-main{
  padding:48px 0 var(--gap-section);
  background:var(--bg-warm);
}
.article-wrap{
  display:grid;
  grid-template-columns:1fr 280px;
  gap:40px;
  align-items:start;
}
.article-content{
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
  padding:40px;
}
.article-header{
  margin-bottom:32px;
}
.article-category{
  display:inline-flex;
  align-items:center;
  padding:4px 14px;
  background:#FDF0EC;
  color:var(--accent);
  border:1px solid rgba(224,120,86,0.4);
  border-radius:var(--radius-pill);
  font-size:13px;
  font-weight:500;
  margin-bottom:16px;
}
.article-title{
  font-size:32px;
  font-weight:700;
  color:var(--text-main);
  line-height:1.35;
  letter-spacing:-0.02em;
  margin-bottom:16px;
}
.article-meta{
  display:flex;
  align-items:center;
  gap:16px;
  font-size:14px;
  color:var(--text-light);
  margin-bottom:24px;
  flex-wrap:wrap;
}
.article-meta .meta-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.article-meta .dot{
  width:4px;
  height:4px;
  background:var(--border);
  border-radius:50%;
}
.article-excerpt{
  position:relative;
  background:var(--bg-warm);
  border-left:4px solid var(--primary);
  padding:18px 24px;
  font-size:16px;
  line-height:1.9;
  color:var(--text-sub);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin-bottom:32px;
}
.article-body{
  font-size:16px;
  line-height:2;
  color:var(--text-main);
  border-top:1px solid var(--border);
  padding-top:32px;
}
.article-body p{
  margin-bottom:1.2em;
}
.article-body h2{
  font-size:24px;
  font-weight:700;
  color:var(--text-main);
  margin:36px 0 18px;
  padding-bottom:12px;
  border-bottom:2px solid var(--border);
  letter-spacing:-0.01em;
}
.article-body h3{
  position:relative;
  font-size:19px;
  font-weight:600;
  color:var(--text-main);
  margin:28px 0 14px;
  padding-left:16px;
}
.article-body h3::before{
  content:'';
  position:absolute;
  left:0;
  top:0.3em;
  width:8px;
  height:1.2em;
  background:var(--primary);
  border-radius:2px;
}
.article-body blockquote{
  background:var(--bg-sand);
  border-left:3px solid var(--primary);
  padding:18px 24px;
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin:24px 0;
  color:var(--text-sub);
  font-style:normal;
}
.article-body img{
  border-radius:var(--radius-lg);
  margin:24px 0;
}
.article-body figcaption,
.article-body .img-caption{
  text-align:center;
  font-size:13px;
  color:var(--text-light);
  margin-top:-16px;
  margin-bottom:24px;
}
.article-body ul,.article-body ol{
  margin:16px 0 20px;
  padding-left:8px;
}
.article-body ul li{
  position:relative;
  padding-left:22px;
  margin-bottom:8px;
}
.article-body ul li::before{
  content:'';
  position:absolute;
  left:4px;
  top:0.8em;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent);
}
.article-body ol{
  counter-reset:item;
}
.article-body ol li{
  position:relative;
  padding-left:32px;
  margin-bottom:8px;
  counter-increment:item;
}
.article-body ol li::before{
  content:counter(item, decimal-leading-zero);
  position:absolute;
  left:4px;
  top:0;
  width:24px;
  height:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--primary-light);
  color:var(--primary);
  font-size:12px;
  font-weight:700;
  font-family:var(--font-num);
  border-radius:6px;
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  border-radius:8px;
  overflow:hidden;
  font-size:15px;
}
.article-body table th{
  background:var(--primary);
  color:#fff;
  text-align:left;
  padding:12px 16px;
  font-weight:600;
}
.article-body table td{
  padding:12px 16px;
  border-bottom:1px solid var(--border);
}
.article-body table tr:nth-child(even) td{
  background:#F8F6F2;
}
.article-body code{
  background:var(--bg-sand);
  padding:2px 8px;
  border-radius:4px;
  font-size:0.9em;
}

/* 上一篇/下一篇 */
.article-pager{
  display:flex;
  gap:16px;
  margin-top:36px;
  padding-top:28px;
  border-top:1px solid var(--border);
}
.pager-col{
  flex:1;
  min-width:0;
}
.pager-col.next{text-align:right}
.pager-label{
  font-size:13px;
  color:var(--text-light);
  display:block;
  margin-bottom:4px;
}
.pager-link{
  font-size:15px;
  color:var(--text-main);
  font-weight:500;
  display:block;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  transition:color var(--transition);
}
.pager-link:hover{color:var(--primary)}

/* 相关推荐 */
.related-section{
  margin-top:48px;
}
.section-title-wrap{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:24px;
}
.section-title{
  font-size:24px;
  font-weight:700;
  color:var(--text-main);
  letter-spacing:-0.01em;
}
.section-title::before{
  content:'';
  display:inline-block;
  width:4px;
  height:20px;
  background:var(--accent);
  border-radius:2px;
  margin-right:12px;
  vertical-align:-3px;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.related-card{
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:all var(--transition);
  display:flex;
  flex-direction:column;
}
.related-card:hover{
  box-shadow:var(--shadow-float);
  transform:translateY(-4px);
}
.related-card .card-img{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--primary);
}
.related-card .card-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 0.5s ease;
}
.related-card:hover .card-img img{transform:scale(1.06)}
.related-card .card-body{
  padding:18px 20px;
  flex:1;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.related-card .card-title{
  font-size:15px;
  font-weight:600;
  color:var(--text-main);
  line-height:1.5;
  transition:color var(--transition);
}
.related-card:hover .card-title{color:var(--primary)}
.related-card .card-date{
  font-size:13px;
  color:var(--text-light);
  margin-top:auto;
}

/* 目录 */
.article-toc{
  position:sticky;
  top:110px;
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
  padding:24px;
}
.article-toc h4{
  font-size:15px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:8px;
}
.article-toc h4::before{
  content:'';
  width:4px;
  height:16px;
  background:var(--accent);
  border-radius:2px;
}
.toc-list li{
  margin-bottom:4px;
}
.toc-list a{
  display:block;
  padding:8px 12px;
  font-size:14px;
  color:var(--text-sub);
  border-radius:8px;
  border-left:2px solid transparent;
  transition:all var(--transition);
  line-height:1.5;
}
.toc-list a:hover{
  color:var(--primary);
  background:var(--bg-warm);
}
.toc-list a.active{
  color:var(--primary);
  font-weight:600;
  border-left-color:var(--accent);
  background:var(--primary-light);
}

/* 内容未找到 */
.not-found{
  text-align:center;
  padding:80px 24px;
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
}
.not-found .nf-icon{
  font-size:48px;
  margin-bottom:16px;
}
.not-found h2{
  font-size:28px;
  color:var(--text-main);
  margin-bottom:12px;
}
.not-found p{
  color:var(--text-sub);
  margin-bottom:24px;
}

/* 页脚 */
.site-footer{
  background:var(--primary);
  color:rgba(255,255,255,0.85);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:48px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand{
  margin-bottom:16px;
  color:#fff;
}
.footer-brand .brand-icon{
  background:rgba(255,255,255,0.15);
  color:#fff;
}
.footer-brand .brand-text{
  color:#fff;
}
.footer-brand .brand-text em{
  color:var(--gold);
}
.footer-brand p{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,0.7);
  max-width:340px;
}
.footer-col h4{
  font-size:16px;
  font-weight:600;
  color:#fff;
  margin-bottom:20px;
  position:relative;
  padding-bottom:10px;
}
.footer-col h4::after{
  content:'';
  position:absolute;
  left:0;
  bottom:0;
  width:32px;
  height:2px;
  background:var(--gold);
  border-radius:2px;
}
.footer-col a{
  display:block;
  padding:6px 0;
  font-size:14px;
  color:rgba(255,255,255,0.7);
  transition:all var(--transition);
}
.footer-col a:hover{
  color:#fff;
  padding-left:8px;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:24px 0;
  font-size:13px;
  color:rgba(255,255,255,0.5);
  flex-wrap:wrap;
}
.footer-bottom a{
  color:rgba(255,255,255,0.6);
  font-size:13px;
}
.footer-bottom a:hover{color:#fff}

/* 响应式 */
@media (max-width: 1200px){
  .article-wrap{
    grid-template-columns:1fr 240px;
    gap:32px;
  }
  .article-toc{display:none}
}
@media (max-width: 992px){
  .nav-actions .search-box{width:160px}
  .article-wrap{
    grid-template-columns:1fr;
  }
  .related-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .article-title{font-size:28px}
}
@media (max-width: 768px){
  .nav-wrap{height:64px}
  .main-nav,.nav-actions .search-box{display:none}
  .menu-toggle{display:flex}
  .nav-actions .btn-primary{display:none}
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
  .footer-brand{
    grid-column:1/-1;
  }
  .article-content{padding:24px}
  .article-title{font-size:24px}
  .article-meta{gap:8px 16px}
  .related-grid{grid-template-columns:1fr}
  .breadcrumb .current{max-width:160px}
  .breadcrumb-bar{overflow-x:auto}
}
@media (max-width: 520px){
  .container{padding:0 16px}
  .article-content{
    padding:20px 16px;
    border-radius:12px;
  }
  .article-title{
    font-size:21px;
    line-height:1.5;
  }
  .article-excerpt{
    padding:14px 16px;
    font-size:15px;
  }
  .article-body{
    font-size:15px;
    line-height:1.95;
  }
  .related-grid{grid-template-columns:1fr}
  .footer-grid{
    grid-template-columns:1fr;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
    gap:10px;
  }
  .pager-col .pager-link{font-size:14px}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:0.01ms !important;
    transition-duration:0.01ms !important;
  }
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root {
  --primary: #0F4A4A;
  --primary-light: #1A5C5C;
  --accent: #E07856;
  --accent-hover: #CB6545;
  --gold: #C9A87C;
  --bg-warm: #FBF9F6;
  --bg-card: #FFFFFF;
  --bg-sand: #F2EEE8;
  --text-main: #1E2A26;
  --text-sub: #5E6F68;
  --text-light: #8C9B94;
  --border-line: #E8E2D9;
  --success: #3E7D5B;
  --error: #B4483C;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 20px rgba(15,74,74,0.08);
  --shadow-float: 0 12px 32px rgba(15,74,74,0.14);
  --container: 1200px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: var(--bg-warm);
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--border-line);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-card);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 38px;
  height: 38px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
}
.brand-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  padding: 8px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  position: relative;
}
.nav-link:hover {
  color: var(--primary);
  background: rgba(15,74,74,0.05);
}
.nav-link.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-search {
  position: relative;
}
.nav-search input {
  height: 40px;
  width: 200px;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-pill);
  padding: 0 40px 0 16px;
  font-size: 14px;
  background: var(--bg-warm);
  color: var(--text-main);
  transition: all var(--transition);
  outline: none;
}
.nav-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15,74,74,0.08);
  background: #fff;
}
.nav-search .search-icon {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 15px;
  pointer-events: none;
}
.nav-cta {
  height: 40px;
  padding: 0 22px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-float);
}
.nav-cta:active {
  transform: translateY(0);
}
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-line);
  background: #fff;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--primary);
}

/* Mobile drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg-warm);
  z-index: 200;
  padding: 24px;
  flex-direction: column;
}
.mobile-drawer.open { display: flex; }
.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.drawer-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-line);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}
.mobile-drawer .main-nav {
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  margin-bottom: 32px;
}
.mobile-drawer .nav-link {
  padding: 16px 0;
  font-size: 20px;
  border-bottom: 1px solid var(--border-line);
  border-radius: 0;
}
.mobile-drawer .nav-link.active::after { display: none; }
.mobile-drawer .nav-search input { width: 100%; }
.drawer-cta {
  margin-top: auto;
  width: 100%;
}
.nav-cta.drawer-btn {
  width: 100%;
  height: 48px;
  justify-content: center;
  font-size: 16px;
}

/* ========== Breadcrumb ========== */
.breadcrumb-bar {
  background: var(--bg-sand);
  border-bottom: 1px solid var(--border-line);
  height: 48px;
  display: flex;
  align-items: center;
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-sub);
}
.breadcrumb-list a { color: var(--text-sub); transition: color var(--transition); }
.breadcrumb-list a:hover { color: var(--primary); }
.breadcrumb-list .sep { color: var(--text-light); }
.breadcrumb-list .current { color: var(--primary); font-weight: 500; }

/* ========== Page Hero ========== */
.page-hero {
  position: relative;
  min-height: 320px;
  background: linear-gradient(135deg, rgba(15,74,74,0.88) 0%, rgba(15,74,74,0.65) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.3;
}
.page-hero .hero-sub {
  font-size: 16px;
  color: #DCE8E5;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201,168,124,0.2);
  border: 1px solid rgba(201,168,124,0.4);
  color: var(--gold);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

/* ========== Section common ========== */
.section {
  padding: clamp(64px, 8vw, 120px) 0;
}
.section-alt { background: var(--bg-sand); }
.section-white { background: #fff; }

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}
.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 16px;
}
.section-head p {
  font-size: 16px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========== Overview stats ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item {
  padding: 32px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  border: 1px solid rgba(232,226,217,0.6);
}
.stat-item:hover {
  box-shadow: var(--shadow-float);
  transform: translateY(-4px);
}
.stat-num {
  font-family: "DIN Alternate", "Bahnschrift", "PingFang SC", sans-serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
  margin-bottom: 8px;
}
.stat-num span { color: var(--accent); }
.stat-label {
  font-size: 14px;
  color: var(--text-sub);
  letter-spacing: 0.02em;
}

/* ========== Timeline / Updates ========== */
.timeline-wrap {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline-wrap::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--gold));
  border-radius: 2px;
  opacity: 0.4;
}
.timeline-item {
  position: relative;
  padding: 28px 36px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  margin-bottom: 28px;
  border-left: 3px solid var(--accent);
  transition: all var(--transition);
}
.timeline-item:hover {
  box-shadow: var(--shadow-float);
  transform: translateX(4px);
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -35px;
  top: 36px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-warm);
  box-shadow: 0 0 0 2px rgba(224,120,86,0.3);
}
.timeline-date {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 10px;
  font-family: "DIN Alternate", "Bahnschrift", sans-serif;
  font-variant-numeric: tabular-nums;
}
.timeline-tag {
  display: inline-block;
  background: rgba(224,120,86,0.1);
  border: 1px solid rgba(224,120,86,0.3);
  color: var(--accent);
  font-size: 12px;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  margin-left: 10px;
  font-weight: 500;
}
.timeline-item h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.4;
}
.timeline-item p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========== Feature cards ========== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(232,226,217,0.5);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--gold));
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover::before { opacity: 1; }
.feature-card:hover {
  box-shadow: var(--shadow-float);
  transform: translateY(-4px);
}
.feature-icon {
  width: 56px;
  height: 56px;
  background: rgba(15,74,74,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-main);
}
.feature-card p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.75;
}

/* ========== CTA Band ========== */
.cta-band {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: '';
  position: absolute;
  right: -40px;
  top: -40px;
  width: 200px;
  height: 200px;
  background: rgba(201,168,124,0.1);
  border-radius: 50%;
}
.cta-band h3 {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.cta-band p {
  font-size: 15px;
  color: #DCE8E5;
  line-height: 1.6;
}
.cta-action {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 14px;
}
.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-float);
}
.btn-accent:active { transform: translateY(0); }
.btn-ghost-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-ghost-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}

/* ========== FAQ ========== */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 56px;
  align-items: start;
}
.faq-intro .section-label { color: var(--accent); }
.faq-intro h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 16px;
}
.faq-intro p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 16px;
}
.faq-intro .faq-links {
  list-style: none;
  padding: 0;
}
.faq-intro .faq-links li {
  margin-bottom: 8px;
}
.faq-intro .faq-links a {
  font-size: 14px;
  color: var(--primary);
  transition: color var(--transition);
}
.faq-intro .faq-links a:hover { color: var(--accent); }

.faq-list { width: 100%; }
.faq-item {
  border-bottom: 1px solid var(--border-line);
}
.faq-item:first-child { border-top: 1px solid var(--border-line); }
.faq-q {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 8px;
  cursor: pointer;
  transition: all var(--transition);
}
.faq-q:hover { background: rgba(15,74,74,0.02); }
.faq-num {
  font-family: "DIN Alternate", "Bahnschrift", sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}
.faq-q-text {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  transition: color var(--transition);
}
.faq-item.active .faq-q-text { color: var(--primary); }
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--border-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-sub);
  transition: all var(--transition);
  flex-shrink: 0;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  border-color: var(--primary);
  color: var(--primary);
}
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s cubic-bezier(0.4,0,0.2,1);
}
.faq-a-inner {
  overflow: hidden;
  padding-left: 44px;
  padding-right: 44px;
}
.faq-a p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
  padding-bottom: 24px;
}
.faq-item.active .faq-a { grid-template-rows: 1fr; }

/* ========== Entry Cards ========== */
.entry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.entry-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(232,226,217,0.5);
  transition: all var(--transition);
}
.entry-card:hover {
  box-shadow: var(--shadow-float);
  transform: translateY(-4px);
}
.entry-cover {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}
.entry-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.entry-card:hover .entry-cover img { transform: scale(1.04); }
.entry-body {
  padding: 24px;
}
.entry-badge {
  display: inline-block;
  background: rgba(224,120,86,0.1);
  border: 1px solid rgba(224,120,86,0.3);
  color: var(--accent);
  font-size: 12px;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
  font-weight: 500;
}
.entry-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 8px;
  transition: color var(--transition);
}
.entry-card:hover h3 { color: var(--primary); }
.entry-card .entry-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.entry-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-light);
}
.entry-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 500;
  font-size: 14px;
  transition: gap var(--transition);
}
.entry-link:hover { gap: 10px; }

/* ========== Footer ========== */
.site-footer {
  background: var(--bg-sand);
  border-top: 1px solid var(--border-line);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand .brand-text { color: var(--primary); }
.footer-brand p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 360px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-sub);
  padding: 5px 0;
  transition: all var(--transition);
}
.footer-col a:hover {
  color: var(--primary);
  padding-left: 6px;
}
.footer-bottom {
  border-top: 1px solid var(--border-line);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-light);
}
.footer-bottom a { color: var(--text-light); transition: color var(--transition); }
.footer-bottom a:hover { color: var(--primary); }

/* ========== Reveal animation ========== */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ========== Responsive ========== */
@media (max-width: 1199px) {
  .container { padding: 0 20px; }
  .nav-search input { width: 160px; }
  .stats-grid { gap: 20px; }
  .stat-num { font-size: 38px; }
}
@media (max-width: 991px) {
  .nav-wrap { height: 72px; }
  .main-nav { gap: 4px; }
  .nav-link { padding: 8px 12px; font-size: 14px; }
  .nav-search { display: none; }
  .nav-cta { padding: 0 16px; font-size: 13px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: 1fr; gap: 40px; }
  .cta-band { flex-direction: column; text-align: center; padding: 40px 24px; }
  .cta-action { flex-direction: column; width: 100%; }
  .cta-action .btn-accent, .cta-action .btn-ghost-light { width: 100%; justify-content: center; }
  .entry-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .nav-wrap { height: 64px; }
  .brand-text { font-size: 17px; }
  .main-nav, .nav-right .nav-search, .nav-right .nav-cta { display: none; }
  .hamburger { display: flex; }
  .page-hero { min-height: 280px; padding: 40px 20px; }
  .page-hero h1 { font-size: 30px; }
  .section-head h2 { font-size: 26px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 34px; }
  .feature-grid { grid-template-columns: 1fr; }
  .timeline-wrap { padding-left: 24px; }
  .timeline-item { padding: 20px; }
  .timeline-item::before { left: -22px; }
  .faq-a-inner { padding-left: 28px; padding-right: 0; }
  .entry-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-band h3 { font-size: 22px; }
}
@media (max-width: 520px) {
  .stats-grid { grid-template-columns: 1fr; }
  .brand-icon { width: 32px; height: 32px; font-size: 15px; }
  .brand-text { font-size: 16px; }
  .breadcrumb-list { font-size: 13px; flex-wrap: wrap; }
  .nav-cta { width: 100%; justify-content: center; }
}

/* roulang page: category2 */
:root {
  --primary: #0F4A4A;
  --primary-light: #1A6B5A;
  --accent: #E07856;
  --accent-hover: #CB6545;
  --gold: #C9A87C;
  --bg: #FBF9F6;
  --white: #FFFFFF;
  --sand: #F2EEE8;
  --text: #1E2A26;
  --text-sub: #5E6F68;
  --text-muted: #8C9B94;
  --border: #E8E2D9;
  --success: #3E7D5B;
  --danger: #B4483C;
  --warning: #C68A2E;
  --radius-lg: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 20px rgba(15,74,74,0.08);
  --shadow-hover: 0 12px 32px rgba(15,74,74,0.14);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --max-width: 1200px;
  --section-gap: clamp(64px, 8vw, 120px);
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
::selection { background: rgba(224,120,86,0.2); color: var(--primary); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251,249,246,0.96);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s var(--transition);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.site-header.scrolled { box-shadow: var(--shadow-card); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  line-height: 1;
}
.brand-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.main-nav {
  display: flex;
  gap: 4px;
  align-items: center;
  margin: 0 auto;
}
.nav-link {
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  border-radius: var(--radius-sm);
  transition: all 0.3s var(--transition);
  position: relative;
  white-space: nowrap;
}
.nav-link:hover { color: var(--primary); background: rgba(15,74,74,0.05); }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 18px;
  right: 18px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.search-box {
  display: flex;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0 16px;
  height: 40px;
  width: 200px;
  transition: all 0.3s var(--transition);
}
.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15,74,74,0.08);
}
.search-box svg { color: var(--text-muted); margin-right: 8px; flex-shrink: 0; }
.search-box input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text);
  width: 100%;
}
.search-box input::placeholder { color: var(--text-muted); }
.header-cta {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--transition);
  white-space: nowrap;
}
.header-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(224,120,86,0.25);
}
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all 0.3s var(--transition);
}
.menu-toggle:hover { border-color: var(--primary); }
.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s var(--transition);
}
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg);
  z-index: 200;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
}
.mobile-drawer.open { display: flex; }
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.drawer-close {
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 22px;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--transition);
}
.drawer-close:hover { border-color: var(--primary); color: var(--primary); }
.mobile-drawer .search-box { width: 100%; margin-bottom: 24px; }
.mobile-drawer .nav-link {
  display: block;
  font-size: 20px;
  padding: 16px 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.mobile-drawer .nav-link.active { color: var(--primary); font-weight: 700; }
.mobile-drawer .nav-link.active::after { display: none; }
.mobile-drawer .header-cta {
  width: 100%;
  height: 48px;
  margin-top: 24px;
  font-size: 16px;
}
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 90;
  background: var(--primary);
  padding: 12px 24px;
  box-shadow: 0 -4px 20px rgba(15,74,74,0.15);
}
.mobile-cta-bar .header-cta { width: 100%; height: 44px; }

/* ===== Hero ===== */
.category-hero {
  min-height: 320px;
  background: linear-gradient(135deg, rgba(15,74,74,0.88) 40%, rgba(15,74,74,0.65)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  padding: 80px 24px;
  position: relative;
}
.category-hero h1 {
  font-size: clamp(34px, 5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 14px;
}
.category-hero p {
  font-size: 16px;
  color: #DCE8E5;
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}
.hero-fish {
  position: absolute;
  top: 30px;
  right: 40px;
  opacity: 0.15;
  font-size: 60px;
  line-height: 1;
}
@media (max-width: 767px) {
  .hero-fish { display: none; }
}

/* ===== Section shared ===== */
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
.section-label {
  display: inline-block;
  background: rgba(15,74,74,0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 10px;
}
.section-head p {
  font-size: 15px;
  color: var(--text-sub);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== Service Cards ===== */
.cards-section { padding: var(--section-gap) 0; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(232,226,217,0.5);
  box-shadow: var(--shadow-card);
  transition: all 0.3s var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.card-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--primary);
}
.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--transition);
}
.service-card:hover .card-img img { transform: scale(1.04); }
.card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.card-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: rgba(224,120,86,0.08);
  margin-bottom: 12px;
}
.card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.4;
}
.card-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.75;
  margin-bottom: 16px;
  flex: 1;
}
.card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.3s var(--transition);
}
.card-link:hover { gap: 8px; color: var(--primary-light); }

/* ===== Process ===== */
.process-section {
  background: var(--sand);
  padding: var(--section-gap) 0;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}
.process-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 12%;
  right: 12%;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--border) 0 8px, transparent 8px 16px);
}
.process-step {
  text-align: center;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(232,226,217,0.4);
  transition: all 0.3s var(--transition);
  position: relative;
  z-index: 1;
}
.process-step:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.step-fish {
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 24px;
  margin: 0 auto 12px;
}
.step-num {
  font-size: 28px;
  font-weight: 700;
  color: rgba(15,74,74,0.2);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.process-step h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.process-step p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-section { padding: var(--section-gap) 0; }
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: start;
}
.faq-left { position: sticky; top: 100px; }
.faq-left .section-label { margin-bottom: 14px; }
.faq-left h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: 14px;
}
.faq-left p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
}
.faq-left .faq-anchor {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.faq-left .faq-anchor a {
  font-size: 14px;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s var(--transition);
}
.faq-left .faq-anchor a:hover { gap: 10px; }
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 8px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  transition: color 0.3s var(--transition);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}
.faq-question:hover { color: var(--primary); }
.faq-q-num {
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
  margin-right: 12px;
  flex-shrink: 0;
}
.faq-q-text { flex: 1; }
.faq-toggle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-sub);
  transition: all 0.3s var(--transition);
  flex-shrink: 0;
  margin-left: 12px;
}
.faq-item.active .faq-toggle {
  transform: rotate(45deg);
  border-color: var(--primary);
  color: var(--primary);
}
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--transition);
}
.faq-item.active .faq-answer { grid-template-rows: 1fr; }
.faq-answer-inner { overflow: hidden; }
.faq-answer-inner p {
  padding: 0 8px 20px 42px;
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.9;
}

/* ===== CTA ===== */
.cta-section {
  background: var(--primary);
  padding: calc(var(--section-gap) * 0.7) 0;
}
.cta-inner {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: 0 8px 40px rgba(0,0,0,0.15);
}
.cta-text { flex: 1; min-width: 280px; }
.cta-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.cta-text p {
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.7;
}
.cta-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 14px 36px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--transition);
  flex-shrink: 0;
}
.cta-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(224,120,86,0.35);
}

/* ===== Footer ===== */
.site-footer {
  background: #102A27;
  color: #B8C9C4;
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .brand {
  margin-bottom: 16px;
}
.footer-brand .brand-icon {
  background: rgba(255,255,255,0.1);
  color: var(--gold);
}
.footer-brand .brand-text {
  color: #fff;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: #8FA8A2;
  max-width: 340px;
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 20px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: #8FA8A2;
  padding: 6px 0;
  transition: color 0.3s var(--transition);
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: #6F8B84;
}
.footer-bottom a { color: #6F8B84; transition: color 0.3s; }
.footer-bottom a:hover { color: var(--gold); }

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 991px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-left { position: static; margin-bottom: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .header-inner { height: 64px; }
  .header-actions .search-box,
  .header-actions .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .mobile-cta-bar { display: flex; }
  body { padding-bottom: 68px; }
  .category-hero { min-height: 280px; padding: 60px 20px; }
  .category-hero h1 { font-size: 32px; }
  .cards-grid { grid-template-columns: 1fr; gap: 24px; }
  .process-grid { grid-template-columns: 1fr; gap: 20px; }
  .cta-inner { padding: 32px 24px; flex-direction: column; text-align: center; }
  .cta-text { text-align: center; }
  .cta-btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .faq-q-text { font-size: 15px; }
  .faq-answer-inner p { padding-left: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .service-card:hover, .process-step:hover { transform: none; }
}