/* roulang page: index */
:root {
  --color-primary: #0F3D2E;
  --color-primary-light: #1A5A42;
  --color-accent: #C9A063;
  --color-accent-light: #DDB878;
  --color-bg: #F5F3EF;
  --color-dark: #152A22;
  --color-dark-light: #0D1F18;
  --color-text: #2A2A28;
  --color-text-light: #6B6B66;
  --color-white: #FFFFFF;
  --color-success: #1FA971;
  --color-border: #E2DED5;
  --color-bg-soft: #F0EDE6;
  --color-bg-faq: #FAF8F4;

  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bebas Neue", "Arial Narrow", sans-serif;

  --radius-card: 10px;
  --radius-btn: 6px;
  --radius-input: 8px;
  --radius-tag: 4px;
  --radius-hero: 14px;

  --shadow-card: 0 2px 10px rgba(15,61,46,0.06);
  --shadow-card-hover: 0 6px 24px rgba(15,61,46,0.14);
  --shadow-nav: 0 4px 12px rgba(15,61,46,0.08);

  --transition: 0.25s ease;

  --container-w: 1280px;
  --spacing-section: 80px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  line-height:1.75;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--transition);}
button{font-family:var(--font-sans);cursor:pointer;border:none;background:none;}
ul{list-style:none;}
input{font-family:var(--font-sans);}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px;}
.section{padding:var(--spacing-section) 0;}
.section--bg{background:var(--color-white);}
.section__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:40px;}
.section__title{font-size:30px;font-weight:700;line-height:1.3;position:relative;padding-left:20px;}
.section__title::before{content:'';position:absolute;left:0;top:4px;width:4px;height:calc(100% - 8px);background:var(--color-accent);border-radius:2px;}
.section__more{font-size:14px;color:var(--color-text-light);display:inline-flex;align-items:center;gap:6px;transition:color var(--transition);}
.section__more:hover{color:var(--color-accent);}
.section__more svg{width:14px;height:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 32px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1.4;
  transition:all var(--transition);cursor:pointer;
  border:1.5px solid transparent;
}
.btn--primary{background:var(--color-primary);color:var(--color-white);}
.btn--primary:hover{background:var(--color-accent);color:#1A1A18;border-color:var(--color-accent);}
.btn--primary:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;}
.btn--outline{background:transparent;border-color:var(--color-primary);color:var(--color-primary);}
.btn--outline:hover{background:rgba(15,61,46,0.1);border-color:var(--color-primary);}
.btn--accent{background:var(--color-accent);color:#1A1A18;}
.btn--accent:hover{background:var(--color-accent-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(201,160,99,0.3);}
.btn:active{transform:scale(0.97);}
.btn--large{min-width:200px;height:40px;padding:0 32px;}

/* ===== Header / Nav ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:var(--color-white);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow var(--transition);
}
.site-header--scrolled{box-shadow:var(--shadow-nav);}
.nav-container{display:flex;align-items:center;height:72px;gap:24px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:var(--color-primary);border-radius:6px;color:var(--color-accent);}
.logo__icon svg{width:18px;height:18px;fill:currentColor;}
.logo__text{font-size:22px;font-weight:700;color:var(--color-primary);letter-spacing:0.5px;white-space:nowrap;}
.nav__search{
  flex:0 0 38%;display:flex;align-items:center;gap:8px;
  height:40px;background:var(--color-bg);
  border-radius:20px;padding:0 16px;
  border:1.5px solid transparent;
  transition:all var(--transition);
}
.nav__search:focus-within{background:var(--color-white);border-color:var(--color-accent);box-shadow:0 0 0 2px rgba(201,160,99,0.2);}
.nav__search svg{width:16px;height:16px;fill:var(--color-primary);flex-shrink:0;}
.nav__search input{border:none;background:transparent;outline:none;font-size:14px;color:var(--color-text);width:100%;}
.nav__search input::placeholder{color:var(--color-text-light);}
.nav__menu{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav__link{
  padding:8px 16px;font-size:15px;font-weight:500;color:var(--color-text);
  border-radius:var(--radius-btn);position:relative;transition:color var(--transition);
}
.nav__link::after{content:'';position:absolute;left:16px;right:16px;bottom:0;height:2px;background:var(--color-primary);transform:scaleX(0);transition:transform var(--transition);}
.nav__link:hover{color:var(--color-accent);}
.nav__link:hover::after{transform:scaleX(1);}
.nav__link--active{color:var(--color-primary);font-weight:600;}
.nav__link--active::after{transform:scaleX(1);}
.nav__cta{
  margin-left:12px;padding:10px 24px;font-size:14px;font-weight:600;
  background:var(--color-primary);color:var(--color-white);
  border-radius:6px;transition:all var(--transition);white-space:nowrap;
}
.nav__cta:hover{background:var(--color-accent);color:#1A1A18;}
.nav__toggle{display:none;flex-direction:column;gap:4px;padding:8px;margin-left:8px;}
.nav__toggle span{display:block;width:20px;height:2px;background:var(--color-primary);border-radius:1px;transition:all var(--transition);}

/* ===== Hero ===== */
.hero{
  margin-top:72px;
  background:var(--color-bg);
  position:relative;overflow:hidden;
  min-height:480px;display:flex;align-items:center;
}
.hero__inner{display:flex;align-items:center;gap:48px;padding:48px 24px;}
.hero__content{flex:0 0 55%;}
.hero__title{font-size:44px;font-weight:700;line-height:1.25;color:var(--color-text);margin-bottom:16px;}
.hero__title em{font-style:normal;color:var(--color-primary);}
.hero__subtitle{font-size:16px;color:var(--color-text-light);line-height:1.8;margin-bottom:32px;}
.hero__stats{display:flex;gap:36px;flex-wrap:wrap;}
.hero__stat{display:flex;flex-direction:column;}
.hero__num{font-family:var(--font-num);font-size:32px;font-weight:700;color:var(--color-accent);line-height:1.2;}
.hero__label{font-size:13px;color:var(--color-text-light);margin-top:4px;}
.hero__visual{flex:0 0 45%;position:relative;border-radius:var(--radius-hero);overflow:hidden;box-shadow:var(--shadow-card-hover);}
.hero__visual img{width:100%;height:340px;object-fit:cover;}
.hero__visual::after{content:'';position:absolute;left:0;right:0;bottom:0;height:20%;background:linear-gradient(transparent,rgba(15,45,32,0.4));}
.hero__badge{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(255,255,255,0.95);color:var(--color-primary);
  padding:6px 16px;border-radius:20px;font-size:13px;font-weight:600;
  box-shadow:0 2px 8px rgba(0,0,0,0.12);
}

/* ===== Quick Categories ===== */
.quick-cat{padding:40px 0;}
.quick-cat__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.quick-cat__card{
  display:flex;align-items:center;gap:16px;
  background:var(--color-white);border-radius:var(--radius-card);
  padding:20px;border:1px solid var(--color-border);
  box-shadow:var(--shadow-card);
  transition:all var(--transition);overflow:hidden;position:relative;
  background-size:cover;background-position:center;
}
.quick-cat__card::before{content:'';position:absolute;inset:0;background:rgba(255,255,255,0.88);border-radius:var(--radius-card);}
.quick-cat__card:hover{box-shadow:var(--shadow-card-hover);border-color:var(--color-accent);transform:translateY(-4px);}
.quick-cat__card:hover::before{background:rgba(255,255,255,0.93);}
.quick-cat__icon{
  position:relative;z-index:2;width:44px;height:44px;flex-shrink:0;
  background:var(--color-primary);border-radius:8px;
  display:flex;align-items:center;justify-content:center;color:var(--color-accent);
}
.quick-cat__icon svg{width:22px;height:22px;fill:currentColor;}
.quick-cat__info{position:relative;z-index:2;min-width:0;}
.quick-cat__name{font-size:16px;font-weight:600;color:var(--color-text);}
.quick-cat__desc{font-size:12px;color:var(--color-text-light);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ===== News List (CMS) ===== */
.news-section{background:var(--color-white);}
.news-list{display:flex;flex-direction:column;gap:12px;}
.news-card{
  display:flex;align-items:center;gap:24px;
  background:var(--color-white);border:1px solid var(--color-border);
  border-radius:var(--radius-card);padding:16px 20px;
  transition:all var(--transition);position:relative;overflow:hidden;
}
.news-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--color-accent);opacity:0;transition:opacity var(--transition);}
.news-card:hover{background:var(--color-bg);border-color:var(--color-accent);box-shadow:var(--shadow-card);}
.news-card:hover::before{opacity:1;}
.news-card__date{
  flex:0 0 72px;text-align:center;padding-right:24px;
  border-right:1px solid var(--color-border);
}
.news-card__day{font-family:var(--font-num);font-size:28px;font-weight:700;color:var(--color-accent);line-height:1.2;display:block;}
.news-card__month{font-size:13px;color:var(--color-text-light);}
.news-card__body{flex:1;min-width:0;}
.news-card__title{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:4px;color:var(--color-text);transition:color var(--transition);}
.news-card__title:hover{color:var(--color-primary);}
.news-card__excerpt{
  font-size:14px;color:var(--color-text-light);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__tag{
  flex-shrink:0;padding:4px 12px;background:var(--color-bg-soft);
  border-radius:var(--radius-tag);font-size:13px;color:var(--color-primary);
  border:1px solid var(--color-border);
}
.cms-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:60px 0;color:var(--color-text-light);
}
.cms-empty__icon{width:56px;height:56px;border:2px solid var(--color-border);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--color-text-light);}
.cms-empty__icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.5;}
.cms-empty__text{font-size:15px;}

/* ===== Benefit Table ===== */
.benefit-section{background:var(--color-bg);}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.benefit-card{
  background:var(--color-white);border:1px solid var(--color-border);
  border-radius:var(--radius-card);padding:32px 28px;
  box-shadow:var(--shadow-card);transition:all var(--transition);
  display:flex;flex-direction:column;position:relative;
}
.benefit-card:hover{box-shadow:var(--shadow-card-hover);border-color:var(--color-accent);}
.benefit-card--highlight{
  background:var(--color-primary);color:var(--color-white);
  transform:scale(1.05);z-index:2;border-color:var(--color-primary);
  box-shadow:0 8px 30px rgba(15,61,46,0.25);
}
.benefit-card--highlight .benefit-card__name{color:var(--color-white);}
.benefit-card--highlight .benefit-card__price{color:var(--color-accent);}
.benefit-card--highlight .benefit-card__desc{color:rgba(255,255,255,0.8);}
.benefit-card--highlight .benefit-item{color:rgba(255,255,255,0.9);}
.benefit-card--highlight .benefit-item--disabled{color:rgba(255,255,255,0.4);}
.benefit-card--highlight .benefit-item__icon--yes{fill:var(--color-success);}
.benefit-card--highlight .benefit-item__icon--no{fill:rgba(255,255,255,0.3);}
.benefit-card--highlight .benefit-item--row{background:rgba(255,255,255,0.04);}
.benefit-tag{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:var(--color-accent);color:#1A1A18;
  padding:4px 16px;border-radius:12px;font-size:12px;font-weight:600;white-space:nowrap;
}
.benefit-card__name{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--color-text);}
.benefit-card__price{font-family:var(--font-num);font-size:32px;font-weight:700;color:var(--color-primary);margin-bottom:4px;display:flex;align-items:baseline;gap:4px;}
.benefit-card__price small{font-size:14px;font-weight:400;color:var(--color-text-light);}
.benefit-card--highlight .benefit-card__price small{color:rgba(255,255,255,0.6);}
.benefit-card__desc{font-size:14px;color:var(--color-text-light);margin-bottom:24px;}
.benefit-list{display:flex;flex-direction:column;gap:4px;margin-bottom:32px;flex:1;}
.benefit-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:6px;
  font-size:14px;transition:background var(--transition);
}
.benefit-item--row{background:var(--color-bg);}
.benefit-item--disabled{color:var(--color-text-light);opacity:0.7;}
.benefit-item__icon{width:18px;height:18px;flex-shrink:0;}
.benefit-item__icon--yes{fill:var(--color-success);}
.benefit-item__icon--no{fill:var(--color-border);}
.benefit-card__btn{width:100%;text-align:center;}
.benefit-card--highlight .benefit-card__btn{
  background:var(--color-white);color:var(--color-primary);border-color:var(--color-white);
}
.benefit-card--highlight .benefit-card__btn:hover{background:var(--color-accent);color:#1A1A18;border-color:var(--color-accent);}

/* ===== Level Highlights ===== */
.level-section{background:var(--color-white);}
.level-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.level-card{
  background:var(--color-white);border:1px solid var(--color-border);
  border-radius:var(--radius-card);padding:32px 28px;
  box-shadow:var(--shadow-card);transition:all var(--transition);
}
.level-card:hover{transform:translateY(-4px);border-color:var(--color-accent);box-shadow:var(--shadow-card-hover);}
.level-card__top{display:flex;align-items:center;gap:16px;margin-bottom:24px;}
.level-card__icon{
  width:56px;height:56px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--color-primary),var(--color-primary-light));
  color:var(--color-accent);flex-shrink:0;
}
.level-card__icon svg{width:28px;height:28px;fill:currentColor;}
.level-card__name{font-size:20px;font-weight:700;color:var(--color-text);}
.level-card__level{font-size:13px;color:var(--color-text-light);}
.level-card__points{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.level-point{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--color-text);}
.level-point::before{content:'◆';color:var(--color-accent);font-size:10px;}
.level-card__progress{}
.progress-label{display:flex;justify-content:space-between;font-size:13px;color:var(--color-text-light);margin-bottom:6px;}
.progress-bar{height:6px;background:var(--color-border);border-radius:3px;overflow:hidden;}
.progress-fill{
  height:100%;border-radius:3px;
  background:linear-gradient(90deg,var(--color-success),var(--color-primary));
  transition:width 0.6s ease;
}

/* ===== VIP Content Preview ===== */
.vip-section{background:var(--color-bg);}
.vip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.vip-card{
  background:var(--color-white);border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--color-border);box-shadow:var(--shadow-card);
  transition:all var(--transition);position:relative;
}
.vip-card:hover{box-shadow:var(--shadow-card-hover);border-color:var(--color-accent);transform:translateY(-4px);}
.vip-card__cover{position:relative;overflow:hidden;aspect-ratio:16/9;}
.vip-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease;}
.vip-card:hover .vip-card__cover img{transform:scale(1.03);}
.vip-card__cover::after{
  content:'';position:absolute;inset:0;
  background:rgba(15,61,46,0);transition:background 0.3s ease;
}
.vip-card:hover .vip-card__cover::after{background:rgba(15,61,46,0.35);}
.vip-card__preview{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.8);
  width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,0.9);color:var(--color-primary);
  display:flex;align-items:center;justify-content:center;
  opacity:0;transition:all 0.3s ease;z-index:2;
}
.vip-card:hover .vip-card__preview{opacity:1;transform:translate(-50%,-50%) scale(1);}
.vip-card__preview svg{width:20px;height:20px;fill:currentColor;}
.vip-card__badge{
  position:absolute;top:12px;right:12px;z-index:2;
  background:var(--color-accent);color:#1A1A18;
  padding:4px 12px;border-radius:var(--radius-tag);font-size:12px;font-weight:600;
}
.vip-card__body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.vip-card__title{font-size:18px;font-weight:600;color:var(--color-text);line-height:1.4;}
.vip-card__desc{
  font-size:14px;color:var(--color-text-light);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.vip-card__meta{display:flex;align-items:center;gap:16px;margin-top:auto;font-size:13px;color:var(--color-text-light);}
.vip-card__expiry{display:inline-flex;align-items:center;gap:4px;}
.vip-card__expiry svg{width:14px;height:14px;fill:currentColor;}

/* ===== FAQ ===== */
.faq-section{background:var(--color-white);}
.faq-list{max-width:860px;margin:0 auto;background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);}
.faq-item{border-bottom:1px solid var(--color-border);}
.faq-item:last-child{border-bottom:none;}
.faq-item__question{
  display:flex;align-items:center;gap:12px;
  padding:20px 24px;cursor:pointer;font-size:16px;font-weight:600;
  color:var(--color-text);transition:color var(--transition);user-select:none;
}
.faq-item__question::before{content:'';width:6px;height:6px;background:var(--color-accent);border-radius:1px;flex-shrink:0;}
.faq-item__question:hover{color:var(--color-primary);}
.faq-item__icon{
  margin-left:auto;width:20px;height:20px;position:relative;flex-shrink:0;
  transition:transform 0.3s ease;
}
.faq-item__icon::before,.faq-item__icon::after{
  content:'';position:absolute;background:var(--color-primary);transition:all 0.3s ease;
}
.faq-item__icon::before{top:9px;left:2px;right:2px;height:2px;}
.faq-item__icon::after{left:9px;top:2px;bottom:2px;width:2px;}
.faq-item__answer{
  max-height:0;overflow:hidden;transition:max-height 0.3s ease;
  background:var(--color-bg-faq);
}
.faq-item__answer p{padding:0 24px 20px 42px;font-size:14px;color:var(--color-text-light);line-height:1.8;}
.faq-item--active .faq-item__question{color:var(--color-primary);}
.faq-item--active .faq-item__icon{transform:rotate(45deg);}
.faq-item--active .faq-item__answer{max-height:300px;}

/* ===== CTA ===== */
.cta-section{background:var(--color-dark);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:0.08;
}
.cta-inner{position:relative;z-index:2;text-align:center;padding:60px 24px;}
.cta-title{font-size:28px;font-weight:700;color:var(--color-white);margin-bottom:12px;}
.cta-subtitle{font-size:15px;color:rgba(255,255,255,0.7);margin-bottom:32px;}
.cta-btn{margin-bottom:16px;display:inline-flex;}
.cta-note{font-size:12px;color:rgba(255,255,255,0.4);}

/* ===== Footer ===== */
.site-footer{background:var(--color-dark);color:rgba(255,255,255,0.7);padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:48px;}
.footer-brand .logo__text{color:var(--color-white);}
.footer-brand .logo__icon{background:var(--color-accent);color:#1A1A18;}
.footer-brand p{font-size:14px;line-height:1.8;margin-top:16px;max-width:300px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,0.08);
  display:flex;align-items:center;justify-content:center;transition:all var(--transition);
  color:rgba(255,255,255,0.7);
}
.footer-social a:hover{background:var(--color-accent);color:#1A1A18;}
.footer-social svg{width:16px;height:16px;fill:currentColor;}
.footer-title{font-size:16px;font-weight:600;color:var(--color-white);margin-bottom:20px;position:relative;padding-bottom:10px;}
.footer-title::after{content:'';position:absolute;left:0;bottom:0;width:24px;height:2px;background:var(--color-accent);}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,0.6);transition:color var(--transition);}
.footer-links a:hover{color:var(--color-accent);}
.footer-contact{font-size:14px;line-height:2;}
.footer-contact strong{color:var(--color-white);font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08);
  background:var(--color-dark-light);
  padding:20px 0;text-align:center;font-size:12px;color:rgba(255,255,255,0.4);
}
.footer-bottom a{color:rgba(255,255,255,0.4);}
.footer-bottom a:hover{color:var(--color-accent);}

/* ===== Back to Top ===== */
.back-top{
  position:fixed;right:24px;bottom:24px;z-index:99;
  width:44px;height:44px;border-radius:50%;
  background:var(--color-primary);color:var(--color-white);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(15,61,46,0.3);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all var(--transition);
}
.back-top--visible{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:var(--color-accent);color:#1A1A18;}
.back-top svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .nav-container{gap:16px;}
  .nav__search{flex-basis:30%;}
  .nav__menu{gap:4px;}
  .nav__link{padding:8px 10px;font-size:14px;}
  .quick-cat__grid{grid-template-columns:repeat(2,1fr);}
  .vip-grid{grid-template-columns:repeat(2,1fr);}
  .benefit-grid{grid-template-columns:1fr;gap:16px;}
  .benefit-card--highlight{transform:scale(1);}
}
@media (max-width:768px){
  :root{--spacing-section:56px;}
  .container{padding:0 20px;}
  .nav-container{flex-wrap:wrap;height:auto;padding:12px 20px;gap:10px;}
  .nav__search{order:3;flex-basis:100%;}
  .nav__menu{
    display:none;width:100%;flex-direction:column;align-items:flex-start;
    gap:0;padding:12px 0 4px;
  }
  .nav__menu--open{display:flex;}
  .nav__link{display:block;width:100%;padding:12px 0;border-bottom:1px solid var(--color-border);border-radius:0;}
  .nav__link::after{display:none;}
  .nav__cta{display:none;}
  .nav__toggle{display:flex;margin-left:auto;}
  .hero{margin-top:110px;min-height:auto;}
  .hero__inner{flex-direction:column-reverse;gap:24px;padding:32px 20px;}
  .hero__content,.hero__visual{flex-basis:auto;width:100%;}
  .hero__title{font-size:30px;}
  .hero__subtitle{font-size:15px;}
  .hero__visual img{height:220px;}
  .hero__stats{gap:24px;}
  .hero__num{font-size:26px;}
  .quick-cat__grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .news-card{flex-direction:column;align-items:flex-start;gap:12px;padding:16px;}
  .news-card__date{display:flex;align-items:center;gap:6px;padding:0;border-right:none;text-align:left;}
  .news-card__day{font-size:22px;}
  .news-card__body{width:100%;}
  .news-card__tag{align-self:flex-start;}
  .section__header{margin-bottom:24px;}
  .section__title{font-size:24px;}
  .level-grid{grid-template-columns:1fr;}
  .vip-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .faq-item__question{font-size:15px;padding:16px;}
  .faq-item__answer p{padding:0 16px 16px 32px;font-size:14px;}
  .cta-inner{padding:48px 20px;}
  .cta-title{font-size:24px;}
  .back-top{right:16px;bottom:16px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .quick-cat__grid{grid-template-columns:1fr 1fr;gap:12px;}
  .quick-cat__card{padding:14px;gap:10px;}
  .quick-cat__icon{width:36px;height:36px;}
  .quick-cat__name{font-size:14px;}
  .quick-cat__desc{font-size:11px;}
  .hero__stats{flex-direction:column;gap:12px;}
  .hero__stat{flex-direction:row;align-items:baseline;gap:8px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .faq-item__question{font-size:14px;padding:14px 12px;}
  .cta-title{font-size:22px;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
/* ===== Design Tokens ===== */
:root {
  --primary: #0F3D2E;
  --primary-dark: #0A2B20;
  --accent: #C9A063;
  --accent-light: #DDB878;
  --bg: #F5F3EF;
  --bg-card: #FFFFFF;
  --bg-warm: #FAF8F4;
  --dark-bg: #152A22;
  --dark-bg-footer: #0D1F18;
  --text: #2A2A28;
  --text-light: #6B6B66;
  --text-white: #FFFFFF;
  --text-footer: #B8B8B3;
  --border: #E2DED5;
  --success: #1FA971;
  --card-radius: 10px;
  --btn-radius: 6px;
  --input-radius: 8px;
  --img-radius: 14px;
  --shadow-card: 0 2px 10px rgba(15,61,46,0.06);
  --shadow-hover: 0 6px 24px rgba(15,61,46,0.14);
  --spacer-sm: 8px;
  --spacer-md: 16px;
  --spacer-lg: 24px;
  --spacer-xl: 40px;
  --spacer-xxl: 60px;
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bebas Neue", "Arial Narrow", sans-serif;
  --transition: 0.25s ease;
}

/* ===== Base Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-cn);
  background-color: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button {
  font-family: var(--font-cn);
  cursor: pointer;
  border: none;
  background: none;
}

input {
  font-family: var(--font-cn);
}

ul, ol {
  list-style-position: inside;
}

/* ===== Container & Utilities ===== */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: var(--spacer-lg);
  padding-right: var(--spacer-lg);
}

.section-title {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
  position: relative;
  padding-left: 18px;
  margin-bottom: var(--spacer-lg);
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  width: 4px;
  height: 22px;
  background: var(--accent);
  border-radius: 2px;
}

.hidden {
  display: none !important;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 32px;
  border-radius: var(--btn-radius);
  transition: all var(--transition);
  cursor: pointer;
  border: 1.5px solid transparent;
  line-height: 1;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: var(--primary);
  color: var(--text-white);
  border-color: var(--primary);
}

.btn--primary:hover {
  background: var(--accent);
  color: #1A1A18;
  border-color: var(--accent);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn--outline:hover {
  background: rgba(15, 61, 46, 0.1);
  border-color: var(--accent);
  color: var(--primary);
}

.btn--accent {
  background: var(--accent);
  color: #1A1A18;
  border-color: var(--accent);
  padding: 8px 28px;
}

.btn--accent:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201, 160, 99, 0.3);
}

.btn--small {
  padding: 8px 20px;
  font-size: 14px;
}

/* ===== Tag Badges ===== */
.tag {
  display: inline-block;
  background: rgba(15, 61, 46, 0.08);
  color: var(--primary);
  border-radius: 4px;
  padding: 4px 12px;
  font-size: 13px;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.tag:hover {
  background: var(--accent);
  color: #1A1A18;
  border-color: var(--accent);
}

/* ===== Header & Navigation ===== */
.site-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.site-header.is-scrolled {
  box-shadow: 0 2px 12px rgba(15, 61, 46, 0.08);
}

.nav-container {
  display: flex;
  align-items: center;
  gap: var(--spacer-lg);
  height: 72px;
}

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

.logo__icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo__icon svg {
  width: 100%;
  height: 100%;
  fill: var(--primary);
  transition: fill var(--transition);
}

.logo:hover .logo__icon svg {
  fill: var(--accent);
}

.logo__text {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}

.nav__search {
  flex: 1;
  max-width: 460px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border-radius: 20px;
  padding: 0 16px;
  height: 40px;
  border: 2px solid transparent;
  transition: all var(--transition);
  margin: 0 auto;
}

.nav__search svg {
  width: 18px;
  height: 18px;
  fill: var(--primary);
  flex-shrink: 0;
}

.nav__search input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text);
  outline: none;
}

.nav__search input::placeholder {
  color: var(--text-light);
}

.nav__search:focus-within {
  background: var(--bg-card);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 160, 99, 0.15);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.nav__link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 4px;
  transition: all var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: bottom center;
  transition: transform var(--transition);
}

.nav__link:hover {
  color: var(--accent);
}

.nav__link:hover::after {
  transform: scaleX(1);
}

.nav__link--active {
  color: var(--primary);
  font-weight: 600;
}

.nav__link--active::after {
  transform: scaleX(1);
  background: var(--accent);
}

.nav__cta {
  background: var(--primary);
  color: var(--text-white) !important;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--btn-radius);
  transition: all var(--transition);
  flex-shrink: 0;
}

.nav__cta:hover {
  background: var(--accent);
  color: #1A1A18 !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: 6px;
  transition: background var(--transition);
}

.nav__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transition: all var(--transition);
}

.nav__toggle:hover {
  background: var(--bg);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  padding: 20px 0 4px;
  font-size: 13px;
  color: var(--text-light);
}

.breadcrumb__link {
  color: var(--text-light);
  transition: color var(--transition);
}

.breadcrumb__link:hover {
  color: var(--accent);
}

.breadcrumb__sep {
  margin: 0 8px;
  color: var(--border);
}

.breadcrumb__current {
  color: var(--primary);
  font-weight: 600;
}

/* ===== Article Main Layout ===== */
.article-main {
  flex: 1;
  padding: 24px 0 60px;
}

.article-container {
  max-width: 860px;
  margin: 0 auto;
}

/* ===== Article Header ===== */
.article-card {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 40px 48px;
}

.article-header {
  margin-bottom: 24px;
}

.article-header__category {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: rgba(15, 61, 46, 0.08);
  border-radius: 4px;
  padding: 4px 14px;
  margin-bottom: 16px;
  transition: all var(--transition);
}

.article-header__category:hover {
  background: var(--accent);
  color: #1A1A18;
}

.article-header h1 {
  font-size: 34px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: 18px;
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 13px;
  color: var(--text-light);
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

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

.article-meta__item svg {
  width: 15px;
  height: 15px;
  fill: var(--text-light);
}

.article-meta__item--views svg {
  fill: var(--accent);
}

/* ===== Article Summary ===== */
.article-summary {
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 20px 24px;
  margin-bottom: 32px;
  display: flex;
  gap: 14px;
}

.article-summary__badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(201, 160, 99, 0.12);
  padding: 4px 12px;
  border-radius: 4px;
  height: 32px;
  line-height: 24px;
}

.article-summary p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-light);
  margin: 0;
}

/* ===== Article Body ===== */
.article-content {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.article-content h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  margin-top: 40px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.article-content h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 20px;
  background: var(--accent);
  border-radius: 2px;
  margin-right: 12px;
  vertical-align: -3px;
}

.article-content h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  margin-top: 32px;
  margin-bottom: 12px;
}

.article-content p {
  margin-bottom: 24px;
}

.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(15, 61, 46, 0.3);
  transition: color var(--transition);
}

.article-content a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

.article-content ul,
.article-content ol {
  margin-bottom: 24px;
  padding-left: 8px;
}

.article-content ul li,
.article-content ol li {
  margin-bottom: 10px;
  padding-left: 8px;
}

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

.article-content ol li::marker {
  color: var(--primary);
  font-weight: 600;
}

.article-content blockquote {
  background: var(--bg-warm);
  border-left: 4px solid var(--accent);
  border-radius: 0 6px 6px 0;
  padding: 16px 20px;
  margin: 24px 0;
  color: var(--text-light);
  font-style: normal;
}

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

.article-content pre {
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 6px;
  padding: 16px;
  overflow-x: auto;
  font-size: 14px;
  margin-bottom: 24px;
}

.article-content img {
  border-radius: var(--img-radius);
  margin: 24px 0;
  box-shadow: var(--shadow-card);
}

.article-content figure {
  margin: 24px 0;
}

.article-content figure img {
  border-radius: var(--img-radius);
  box-shadow: var(--shadow-card);
}

.article-content figcaption {
  text-align: center;
  font-size: 13px;
  color: var(--text-light);
  margin-top: 8px;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

.article-content strong {
  font-weight: 600;
  color: var(--primary);
}

/* ===== Not Found ===== */
.article-notfound {
  text-align: center;
  padding: 60px 20px;
}

.article-notfound__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--bg-warm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.article-notfound__icon svg {
  width: 36px;
  height: 36px;
  fill: var(--accent);
}

.article-notfound h2 {
  font-size: 24px;
  color: var(--text);
  margin-bottom: 10px;
}

.article-notfound p {
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 24px;
}

/* ===== Article Tags ===== */
.article-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 24px;
  margin-top: 24px;
  border-top: 1px solid var(--border);
}

.article-tags__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-light);
  margin-right: 4px;
}

/* ===== Related Posts ===== */
.related-posts {
  margin-top: 48px;
}

.related-posts .section-title {
  font-size: 24px;
  margin-bottom: 20px;
}

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

.related-card {
  background: var(--bg-card);
  border-radius: var(--card-radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

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

.related-card__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.related-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.related-card__body {
  padding: 16px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.related-card__title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
  transition: color var(--transition);
}

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

.related-card__time {
  font-size: 12px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.related-card__time svg {
  width: 13px;
  height: 13px;
  fill: var(--text-light);
}

/* ===== Article Actions ===== */
.article-actions {
  margin-top: 40px;
  text-align: center;
  padding: 32px;
  background: var(--bg-warm);
  border-radius: var(--card-radius);
  border: 1px solid var(--border);
}

.article-actions p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 16px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark-bg);
  color: var(--text-footer);
  margin-top: auto;
}

.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding: 60px 0 40px;
}

.site-footer .logo {
  margin-bottom: 16px;
}

.site-footer .logo__icon svg {
  fill: var(--accent);
}

.site-footer .logo__text {
  color: var(--text-white);
}

.site-footer .footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-footer);
  margin-bottom: 20px;
  max-width: 320px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: var(--text-footer);
  transition: fill var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
}

.footer-social a:hover svg {
  fill: #1A1A18;
}

.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-footer);
  transition: all var(--transition);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer-contact p {
  font-size: 14px;
  line-height: 2;
  color: var(--text-footer);
}

.footer-contact strong {
  color: var(--accent);
  font-weight: 600;
}

.footer-bottom {
  background: var(--dark-bg-footer);
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-bottom p {
  text-align: center;
  font-size: 12px;
  color: rgba(184, 184, 179, 0.7);
}

/* ===== Back to Top ===== */
.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.35s ease;
  box-shadow: 0 4px 16px rgba(15, 61, 46, 0.25);
}

.back-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-top:hover {
  background: var(--accent);
  color: #1A1A18;
}

.back-top svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .nav-container {
    gap: 12px;
  }

  .nav__search {
    max-width: 320px;
  }

  .nav__link {
    padding: 8px 10px;
    font-size: 14px;
  }

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

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

@media (max-width: 768px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .nav-container {
    height: 60px;
    flex-wrap: wrap;
    gap: 0;
  }

  .logo__icon {
    width: 28px;
    height: 28px;
  }

  .logo__text {
    font-size: 18px;
  }

  .nav__search {
    order: 3;
    width: 100%;
    max-width: none;
    flex-basis: 100%;
    margin: 0 0 10px;
    height: 36px;
  }

  .nav__menu {
    position: fixed;
    top: 60px;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--bg-card);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 16px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    box-shadow: -4px 0 20px rgba(15, 61, 46, 0.12);
    z-index: 999;
  }

  .nav__menu.is-open {
    transform: translateX(0);
  }

  .nav__link {
    width: 100%;
    padding: 10px 12px;
    font-size: 16px;
  }

  .nav__link::after {
    display: none;
  }

  .nav__cta {
    margin-left: auto;
    padding: 8px 16px;
    font-size: 13px;
  }

  .nav__toggle {
    display: flex;
    margin-left: 4px;
  }

  .breadcrumb {
    padding-top: 16px;
    overflow-x: auto;
    white-space: nowrap;
  }

  .article-card {
    padding: 24px 20px;
  }

  .article-header h1 {
    font-size: 26px;
    line-height: 1.4;
  }

  .article-meta {
    gap: 12px;
  }

  .article-summary {
    flex-direction: column;
    gap: 8px;
    padding: 16px;
  }

  .article-content h2 {
    font-size: 21px;
  }

  .article-content h3 {
    font-size: 17px;
  }

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

  .site-footer .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 40px 0 24px;
  }

  .back-top {
    right: 16px;
    bottom: 16px;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 14px;
  }

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

  .logo__text {
    font-size: 17px;
  }

  .nav__cta {
    display: none;
  }

  .article-header h1 {
    font-size: 22px;
  }

  .article-content h2 {
    font-size: 19px;
    margin-top: 32px;
  }

  .article-content h3 {
    font-size: 16px;
  }

  .article-content blockquote {
    padding: 12px 16px;
  }

  .related-card__thumb {
    aspect-ratio: 16 / 9;
  }

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

  .article-actions {
    padding: 24px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category1 */
:root {
  --color-primary: #0F3D2E;
  --color-accent: #C9A063;
  --color-accent-light: #DDB878;
  --color-bg: #F5F3EF;
  --color-dark: #152A22;
  --color-card: #FFFFFF;
  --color-text: #2A2A28;
  --color-muted: #6B6B66;
  --color-border: #E2DED5;
  --color-success: #1FA971;
  --color-bg-soft: #F0EDE6;
  --color-deep: #0D1F18;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --radius-xl: 14px;
  --shadow-sm: 0 2px 10px rgba(15,61,46,0.06);
  --shadow-md: 0 6px 24px rgba(15,61,46,0.14);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bebas Neue", "Arial Narrow", sans-serif;
  --container: 1280px;
  --space-section: 72px;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  padding-top: 72px;
}
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure {
  margin: 0;
  padding: 0;
}
ul, ol {
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}
button, input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section-title {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  padding-left: 16px;
  border-left: 4px solid var(--color-accent);
  margin-bottom: 12px;
}
.section-subtitle {
  font-size: 15px;
  color: var(--color-muted);
  margin-bottom: 32px;
  padding-left: 16px;
}

/* ===== Header / Navigation ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease;
}
.site-header.scrolled {
  box-shadow: 0 2px 12px rgba(15, 61, 46, 0.08);
}
.nav-container {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo__icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  border-radius: 8px;
  transition: background 0.3s ease;
}
.logo__icon svg {
  width: 24px;
  height: 24px;
  fill: var(--color-accent);
}
.logo__text {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 1px;
  white-space: nowrap;
}
.nav__search {
  flex: 1;
  max-width: 480px;
  min-width: 180px;
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border-radius: 20px;
  padding: 0 16px;
  height: 40px;
  border: 2px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease;
}
.nav__search:focus-within {
  background: var(--color-card);
  border-color: var(--color-accent);
}
.nav__search svg {
  width: 18px;
  height: 18px;
  fill: var(--color-primary);
  margin-right: 10px;
  flex-shrink: 0;
}
.nav__search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--color-text);
}
.nav__search input::placeholder {
  color: var(--color-muted);
}
.nav__menu {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-shrink: 0;
}
.nav__link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  padding: 24px 0;
  transition: color 0.25s ease;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}
.nav__link:hover {
  color: var(--color-accent);
}
.nav__link:hover::after,
.nav__link--active::after {
  transform: scaleX(1);
}
.nav__link--active {
  color: var(--color-primary);
  font-weight: 600;
}
.nav__cta {
  background: var(--color-primary);
  color: var(--color-card);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease;
}
.nav__cta:hover {
  background: var(--color-accent);
  color: var(--color-text);
}
.nav__cta:active {
  transform: scale(0.97);
}
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  margin: 4px 0;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
@media (max-width: 900px) {
  .nav-container {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 16px;
    gap: 12px;
  }
  .nav__search {
    order: 3;
    max-width: 100%;
    width: 100%;
  }
  .nav__menu {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--color-card);
    border-top: 1px solid var(--color-border);
    padding: 8px 0;
    gap: 0;
    align-items: flex-start;
  }
  .nav__menu.open {
    display: flex;
  }
  .nav__link {
    width: 100%;
    padding: 12px 16px;
    border-bottom: 1px solid rgba(226, 222, 213, 0.5);
  }
  .nav__link::after {
    display: none;
  }
  .nav__toggle {
    display: block;
    margin-left: auto;
  }
  .nav__cta {
    margin-left: auto;
  }
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  padding-top: 96px;
  padding-bottom: 24px;
  font-size: 13px;
  color: var(--color-muted);
}
.breadcrumb a {
  color: var(--color-muted);
  transition: color 0.25s ease;
}
.breadcrumb a:hover {
  color: var(--color-accent);
}
.breadcrumb__sep {
  margin: 0 8px;
  color: var(--color-border);
}
.breadcrumb__current {
  color: var(--color-primary);
  font-weight: 600;
}

/* ===== Category Hero ===== */
.category-hero {
  padding: 32px 0 48px;
}
.category-hero__title {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
  padding-left: 16px;
  border-left: 6px solid var(--color-accent);
  margin-bottom: 24px;
}
.category-hero__desc {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px 24px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-muted);
}
.category-hero__stats {
  display: flex;
  gap: 40px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.stat-item__num {
  font-family: var(--font-num);
  font-size: 30px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.2;
}
.stat-item__label {
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 4px;
}
@media (max-width: 768px) {
  .category-hero__title {
    font-size: 32px;
  }
  .category-hero__stats {
    gap: 24px;
  }
}
@media (max-width: 520px) {
  .category-hero__title {
    font-size: 28px;
  }
  .category-hero__desc {
    padding: 14px 16px;
  }
}

/* ===== Category List ===== */
.category-list {
  padding-bottom: 24px;
}
.category-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}
.category-item {
  display: flex;
  gap: 20px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.category-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.category-item__thumb {
  width: 180px;
  height: 120px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  display: block;
  position: relative;
}
.category-item__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.category-item:hover .category-item__thumb img {
  transform: scale(1.03);
}
.category-item__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.category-item__title {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
}
.category-item__title a {
  color: var(--color-text);
  transition: color 0.25s ease;
}
.category-item__title a:hover {
  color: var(--color-primary);
}
.category-item__excerpt {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.category-item__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}
.cms-tag {
  display: inline-block;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  margin-right: 6px;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.cms-tag:hover {
  border-color: var(--color-accent);
  background: #fff;
}
.category-item__time {
  font-size: 13px;
  color: var(--color-muted);
}
@media (max-width: 768px) {
  .category-item {
    flex-direction: column;
    padding: 16px;
  }
  .category-item__thumb {
    width: 100%;
    height: 200px;
  }
}
@media (max-width: 520px) {
  .category-item__thumb {
    height: 160px;
  }
  .category-item__title {
    font-size: 16px;
  }
}

/* ===== Pagination ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.pagination a,
.pagination span {
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-card);
  color: var(--color-text);
  font-size: 14px;
  padding: 0 12px;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
}
.pagination a:hover {
  border-color: var(--color-accent);
  color: var(--color-primary);
}
.pagination .current {
  background: var(--color-primary);
  color: var(--color-card);
  border-color: var(--color-primary);
  font-weight: 600;
}
.pagination .next,
.pagination .prev {
  width: auto;
}

/* ===== Feature Section ===== */
.feature-section {
  background: var(--color-bg);
  padding: var(--space-section) 0;
  margin-top: 48px;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.feature-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}
.feature-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--color-accent);
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}
.feature-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-muted);
}
@media (max-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 520px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .feature-card {
    padding: 24px 20px;
  }
}

/* ===== FAQ Section ===== */
.faq-section {
  padding: var(--space-section) 0;
  background: var(--color-card);
}
.faq-list {
  max-width: 860px;
  margin: 40px auto 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-card);
  transition: background 0.3s ease;
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-item.open {
  background: #FAF8F4;
}
.faq-item__question {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 24px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.25s ease;
  user-select: none;
}
.faq-item__question::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 2px;
  flex-shrink: 0;
}
.faq-item__question:hover {
  color: var(--color-primary);
}
.faq-item__icon {
  margin-left: auto;
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
}
.faq-item__icon::before,
.faq-item__icon::after {
  content: '';
  position: absolute;
  background: var(--color-primary);
  transition: transform 0.3s ease;
  border-radius: 1px;
}
.faq-item__icon::before {
  width: 2px;
  height: 14px;
  left: 9px;
  top: 3px;
}
.faq-item__icon::after {
  width: 14px;
  height: 2px;
  left: 3px;
  top: 9px;
}
.faq-item.open .faq-item__icon::before {
  transform: scaleY(0);
}
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item.open .faq-item__answer {
  max-height: 300px;
}
.faq-item__answer p {
  padding: 0 24px 16px 42px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-muted);
}
@media (max-width: 768px) {
  .faq-item__question {
    padding: 16px;
    font-size: 15px;
  }
  .faq-item__answer p {
    padding: 0 16px 14px 28px;
    font-size: 14px;
  }
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--color-dark);
  padding: 60px 0;
  text-align: center;
}
.cta-section h2 {
  color: var(--color-card);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}
.cta-section p.cta-desc {
  color: #B8B8B3;
  font-size: 15px;
  margin-bottom: 28px;
}
.cta-btn {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-text);
  font-size: 16px;
  font-weight: 600;
  padding: 12px 40px;
  border-radius: var(--radius-md);
  min-width: 200px;
  height: 44px;
  line-height: 20px;
  transition: background 0.25s ease, transform 0.25s ease;
}
.cta-btn:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
}
.cta-btn:active {
  transform: scale(0.97);
}
.cta-note {
  margin-top: 16px;
  font-size: 12px;
  color: #8A8A85;
}
@media (max-width: 520px) {
  .cta-section {
    padding: 40px 0;
  }
  .cta-section h2 {
    font-size: 24px;
  }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-dark);
  color: #B8B8B3;
  padding-top: 56px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand .logo__text {
  color: var(--color-card);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  color: #B8B8B3;
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease;
}
.footer-social a:hover {
  background: var(--color-accent);
}
.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: var(--color-card);
}
.footer-col h3 {
  color: var(--color-card);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: #B8B8B3;
  font-size: 14px;
  transition: color 0.25s ease;
}
.footer-links a:hover {
  color: var(--color-accent);
}
.footer-contact p {
  font-size: 14px;
  line-height: 1.8;
  color: #B8B8B3;
  margin-bottom: 4px;
}
.footer-contact strong {
  color: #DDD;
}
.footer-bottom {
  background: var(--color-deep);
  padding: 16px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 12px;
  color: #8A8A85;
}
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ===== Back to Top ===== */
.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-card);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, background 0.25s ease;
  z-index: 99;
  box-shadow: var(--shadow-sm);
}
.back-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-top:hover {
  background: var(--color-accent);
  color: var(--color-text);
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
  html {
    scroll-behavior: auto;
  }
}