/* roulang page: index */
:root {
  --bg-primary: #0C0F14;
  --bg-secondary: #11161D;
  --bg-card: #161C24;
  --bg-elevated: #1D2530;
  --brand-primary: #C9A962;
  --brand-primary-strong: #E7C982;
  --accent-cyan: #35E0C0;
  --accent-pink: #F56B96;
  --text-main: #F3EFE6;
  --text-muted: #A9A292;
  --border-subtle: rgba(201,169,98,0.25);
  --border-focus: rgba(53,224,192,0.5);
  --shadow-gold: 0 8px 40px rgba(201,169,98,0.12);
  --shadow-gold-hover: 0 12px 50px rgba(201,169,98,0.20);
  --radius-card: 20px;
  --radius-btn: 12px;
  --radius-badge: 999px;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --transition: 0.25s ease;
  --header-height: 64px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;font-size:16px;}
body{
  background:var(--bg-primary);
  color:var(--text-main);
  font-family:var(--font-sans);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--brand-primary);text-decoration:none;transition:color var(--transition);}
a:hover{color:var(--brand-primary-strong);}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit;border:none;outline:none;background:none;color:inherit;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  height:var(--header-height);
  background:transparent;
  transition:background var(--transition),box-shadow var(--transition),border-color var(--transition);
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(12,15,20,0.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom-color:rgba(201,169,98,0.2);
  box-shadow:0 4px 24px rgba(0,0,0,0.3);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:100%;
  gap:24px;
}
.brand-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-family:var(--font-serif);
  font-weight:700;
  font-size:22px;
  letter-spacing:1px;
  color:var(--text-main);
  line-height:1.2;
  transition:color var(--transition);
}
.brand-logo:hover{color:var(--brand-primary-strong);}
.brand-logo .brand-star{
  color:var(--brand-primary);
  font-size:16px;
  animation:twinkle 2.5s ease-in-out infinite alternate;
}
@keyframes twinkle{from{opacity:.5;transform:scale(.95);}to{opacity:1;transform:scale(1.08);}}
.main-nav{
  display:flex;
  align-items:center;
  gap:32px;
  margin-left:8px;
  flex:1;
}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text-main);
  padding:6px 2px;
  white-space:nowrap;
  transition:color var(--transition);
}
.nav-link::after{
  content:'';
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:var(--brand-primary);
  transition:width var(--transition);
}
.nav-link:hover{color:var(--brand-primary);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--brand-primary);}
.nav-link.active::after{width:100%;}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.header-actions .btn{padding:10px 28px;font-size:15px;}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;
  height:44px;
  border-radius:10px;
  cursor:pointer;
  align-items:center;
}
.nav-toggle span{
  display:block;
  width:22px;
  height:2px;
  background:var(--brand-primary);
  border-radius:2px;
  transition:transform var(--transition),opacity var(--transition);
}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  width:300px;
  height:100vh;
  background:rgba(12,15,20,0.98);
  backdrop-filter:blur(12px);
  z-index:1200;
  padding:80px 32px 32px;
  transform:translateX(100%);
  transition:transform 0.35s ease;
  border-left:1px solid var(--border-subtle);
  display:flex;
  flex-direction:column;
  gap:8px;
}
.mobile-drawer.open{transform:translateX(0);}
.mobile-drawer .drawer-close{
  position:absolute;
  top:16px;
  right:16px;
  width:40px;
  height:40px;
  border-radius:10px;
  border:1px solid var(--border-subtle);
  color:var(--text-main);
  font-size:20px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:background var(--transition),border-color var(--transition);
}
.mobile-drawer .drawer-close:hover{
  background:var(--bg-card);
  border-color:var(--brand-primary);
}
.mobile-drawer .drawer-link{
  font-size:22px;
  font-weight:600;
  color:var(--text-main);
  padding:12px 8px;
  border-bottom:1px solid rgba(201,169,98,0.15);
  font-family:var(--font-serif);
  transition:color var(--transition),border-color var(--transition);
}
.mobile-drawer .drawer-link:hover{
  color:var(--brand-primary);
  border-bottom-color:var(--brand-primary);
}
.mobile-drawer .drawer-link.active{color:var(--brand-primary);}
.drawer-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.6);
  z-index:1100;
  opacity:0;
  visibility:hidden;
  transition:opacity 0.3s ease,visibility 0.3s ease;
}
.drawer-overlay.show{opacity:1;visibility:visible;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:16px 32px;
  border-radius:var(--radius-btn);
  font-weight:600;
  font-size:16px;
  cursor:pointer;
  letter-spacing:0.5px;
  transition:all var(--transition);
  line-height:1;
  white-space:nowrap;
  border:none;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-primary),var(--brand-primary-strong));
  color:#1B1207;
  box-shadow:var(--shadow-gold);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-gold-hover);
  color:#1B1207;
  filter:brightness(1.05);
}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:transparent;
  border:1px solid var(--brand-primary);
  color:var(--brand-primary);
}
.btn-outline:hover{
  background:rgba(201,169,98,0.1);
  border-color:var(--brand-primary-strong);
  color:var(--brand-primary-strong);
  transform:translateY(-2px);
}
.btn-outline:active{transform:translateY(0);}
.btn-sm{padding:10px 24px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}

/* ---------- Countdown Bar ---------- */
.countdown-bar{
  background:var(--bg-secondary);
  border-top:1px solid rgba(201,169,98,0.15);
  border-bottom:1px solid rgba(201,169,98,0.2);
  padding:0;
  min-height:56px;
  position:relative;
  z-index:999;
}
.countdown-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:56px;
  flex-wrap:nowrap;
  overflow-x:auto;
  -ms-overflow-style:none;
  scrollbar-width:none;
}
.countdown-inner::-webkit-scrollbar{display:none;}
.countdown-label{
  font-size:13px;
  color:var(--brand-primary);
  letter-spacing:2px;
  font-weight:600;
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.countdown-label::before{
  content:'';
  width:6px;
  height:6px;
  background:var(--accent-pink);
  border-radius:50%;
  display:inline-block;
}
.countdown-timer{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-feature-settings:"tnum";
  font-variant-numeric:tabular-nums;
}
.countdown-num{
  font-size:20px;
  font-weight:700;
  color:var(--brand-primary-strong);
  background:rgba(201,169,98,0.08);
  border:1px solid rgba(201,169,98,0.2);
  border-radius:8px;
  padding:4px 10px;
  min-width:48px;
  text-align:center;
  line-height:1.2;
  font-family:var(--font-serif);
}
.countdown-sep{
  color:var(--brand-primary);
  font-size:18px;
  font-weight:700;
}
.countdown-action{
  font-size:14px;
  color:var(--text-main);
  border:1px solid var(--border-subtle);
  padding:8px 20px;
  border-radius:var(--radius-badge);
  white-space:nowrap;
  transition:all var(--transition);
  background:rgba(201,169,98,0.05);
}
.countdown-action:hover{
  border-color:var(--brand-primary);
  color:var(--brand-primary-strong);
  background:rgba(201,169,98,0.1);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:72px 0 64px;
  background:linear-gradient(90deg,var(--bg-primary) 0%,var(--bg-primary) 48%,rgba(17,22,29,0.6) 100%);
  overflow:hidden;
}
.hero::before{
  content:'';
  position:absolute;
  top:-80px;
  right:-20px;
  width:500px;
  height:500px;
  background:radial-gradient(circle,rgba(201,169,98,0.08) 0%,transparent 70%);
  pointer-events:none;
  z-index:0;
}
.hero-inner{
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:48px;
  align-items:center;
  position:relative;
  z-index:2;
}
.hero-content{
  padding-right:20px;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--brand-primary);
  letter-spacing:3px;
  font-weight:600;
  text-transform:uppercase;
  margin-bottom:20px;
}
.hero-eyebrow::before{
  content:'';
  width:36px;
  height:1px;
  background:var(--brand-primary);
  display:inline-block;
}
.hero h1{
  font-size:clamp(40px,8vw,80px);
  font-weight:700;
  line-height:1.12;
  color:var(--text-main);
  font-family:var(--font-serif);
  letter-spacing:2px;
  text-shadow:0 0 40px rgba(0,0,0,0.4);
  margin-bottom:18px;
}
.hero-sub{
  font-size:clamp(16px,2vw,20px);
  color:var(--text-muted);
  margin-bottom:32px;
  max-width:460px;
  line-height:1.6;
}
.hero-actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.hero-visual{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-gold);
  height:440px;
}
.hero-visual img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-visual-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(12,15,20,0.05) 0%,rgba(12,15,20,0.55) 100%);
  pointer-events:none;
}
.hero-badge{
  position:absolute;
  bottom:20px;
  left:20px;
  background:rgba(17,22,29,0.75);
  backdrop-filter:blur(8px);
  border:1px solid var(--border-subtle);
  border-radius:var(--radius-badge);
  padding:8px 22px;
  font-size:13px;
  color:var(--text-main);
  display:inline-flex;
  align-items:center;
  gap:8px;
  letter-spacing:1px;
}
.hero-badge .badge-dot{
  width:6px;
  height:6px;
  background:var(--accent-pink);
  border-radius:50%;
  box-shadow:0 0 8px var(--accent-pink);
}
/* hero scroll indicator */
.hero-scroll{
  position:absolute;
  bottom:20px;
  left:50%;
  transform:translateX(-50%);
  font-size:12px;
  color:var(--text-muted);
  letter-spacing:2px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  z-index:5;
}
.hero-scroll .line{
  width:1px;
  height:40px;
  background:linear-gradient(180deg,var(--brand-primary),transparent);
}

/* ---------- Section Base ---------- */
.section{padding:88px 0;}
.section-head{
  text-align:center;
  max-width:700px;
  margin:0 auto 56px;
}
.section-head .section-tag{
  display:inline-block;
  font-size:13px;
  letter-spacing:3px;
  color:var(--brand-primary);
  font-weight:600;
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(28px,4vw,40px);
  font-family:var(--font-serif);
  font-weight:700;
  line-height:1.3;
  color:var(--text-main);
  letter-spacing:1px;
}
.section-head p{
  margin-top:12px;
  color:var(--text-muted);
  font-size:16px;
}

/* ---------- Features ---------- */
.features{
  background:var(--bg-secondary);
  position:relative;
}
.features-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.feature-card{
  background:var(--bg-card);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:var(--radius-card);
  padding:32px;
  position:relative;
  transition:all var(--transition);
  overflow:hidden;
}
.feature-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--brand-primary),transparent);
  opacity:0;
  transition:opacity var(--transition);
}
.feature-card:hover{
  background:var(--bg-elevated);
  border-color:var(--border-subtle);
  box-shadow:var(--shadow-gold-hover);
  transform:translateY(-4px);
}
.feature-card:hover::before{opacity:1;}
.feature-card .feature-num{
  font-size:14px;
  color:var(--accent-cyan);
  font-weight:700;
  letter-spacing:2px;
  font-family:var(--font-serif);
  margin-bottom:16px;
  display:block;
}
.feature-card h3{
  font-size:21px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:10px;
  font-family:var(--font-serif);
}
.feature-card p{
  font-size:15px;
  color:var(--text-muted);
  line-height:1.7;
}
.feature-card .feature-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:16px;
  font-size:14px;
  color:var(--brand-primary);
  transition:gap var(--transition),color var(--transition);
}
.feature-card .feature-link:hover{gap:12px;color:var(--brand-primary-strong);}
.feature-icon{
  width:44px;
  height:44px;
  border-radius:12px;
  background:rgba(201,169,98,0.1);
  border:1px solid rgba(201,169,98,0.2);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:20px;
  font-size:18px;
  color:var(--brand-primary);
}

/* ---------- Gallery ---------- */
.gallery{
  background:var(--bg-primary);
}
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-bottom:36px;
}
.gallery-item{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  height:260px;
  border:1px solid transparent;
  transition:all var(--transition);
}
.gallery-item:hover{
  border-color:var(--brand-primary);
  box-shadow:var(--shadow-gold-hover);
}
.gallery-item img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 0.5s ease;
}
.gallery-item:hover img{transform:scale(1.03);}
.gallery-item .gallery-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,0.8) 100%);
  display:flex;
  align-items:flex-end;
  padding:18px;
}
.gallery-item .gallery-tag{
  font-size:14px;
  font-weight:600;
  color:var(--text-main);
  letter-spacing:1px;
  background:rgba(12,15,20,0.6);
  padding:4px 14px;
  border-radius:var(--radius-badge);
  border:1px solid var(--border-subtle);
}
.gallery-more{
  text-align:center;
}
.gallery-more a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  color:var(--brand-primary);
  border-bottom:1px solid transparent;
  transition:all var(--transition);
}
.gallery-more a:hover{
  border-bottom-color:var(--brand-primary);
  color:var(--brand-primary-strong);
}
.gallery-more a .arrow{
  transition:transform var(--transition);
}
.gallery-more a:hover .arrow{transform:translateX(5px);}

/* ---------- CTA Section ---------- */
.cta-section{
  position:relative;
  padding:90px 0;
  background:var(--bg-secondary);
  border-top:1px solid var(--border-subtle);
  border-bottom:1px solid var(--border-subtle);
  text-align:center;
  overflow:hidden;
}
.cta-section::before{
  content:'';
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  opacity:0.2;
  z-index:0;
}
.cta-section::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(12,15,20,0.8),rgba(17,22,29,0.92));
  z-index:1;
}
.cta-inner{
  position:relative;
  z-index:2;
  max-width:680px;
  margin:0 auto;
}
.cta-inner h2{
  font-size:clamp(28px,4.5vw,42px);
  font-family:var(--font-serif);
  font-weight:700;
  margin-bottom:14px;
  color:var(--text-main);
  letter-spacing:2px;
}
.cta-inner p{
  color:var(--text-muted);
  font-size:16px;
  margin-bottom:32px;
}
.cta-actions{
  display:flex;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
}
.cta-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:28px;
  font-size:13px;
  color:var(--text-muted);
  background:rgba(12,15,20,0.7);
  border:1px solid var(--border-subtle);
  border-radius:var(--radius-badge);
  padding:8px 20px;
}
.cta-badge .badge-dot{
  width:6px;
  height:6px;
  background:var(--accent-pink);
  border-radius:50%;
}

/* ---------- FAQ ---------- */
.faq{
  background:var(--bg-primary);
}
.faq-list{
  max-width:800px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.faq-item{
  background:var(--bg-card);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.faq-item.open{
  border-color:rgba(201,169,98,0.4);
  box-shadow:var(--shadow-gold);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  gap:16px;
  padding:22px 24px;
  cursor:pointer;
  text-align:left;
  background:transparent;
  color:var(--text-main);
  font-size:17px;
  font-weight:600;
  font-family:var(--font-serif);
  transition:color var(--transition);
}
.faq-q:hover{color:var(--brand-primary);}
.faq-num{
  font-size:14px;
  color:var(--accent-cyan);
  font-weight:700;
  font-family:var(--font-serif);
  flex-shrink:0;
}
.faq-icon{
  margin-left:auto;
  width:28px;
  height:28px;
  border-radius:8px;
  border:1px solid var(--border-subtle);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  color:var(--brand-primary);
  transition:transform var(--transition),background var(--transition);
  flex-shrink:0;
}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  background:rgba(201,169,98,0.15);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 0.3s ease;
}
.faq-a-inner{
  padding:0 24px 24px;
  color:var(--text-muted);
  font-size:15px;
  line-height:1.8;
  padding-left:56px;
}
.faq-more{
  text-align:center;
  margin-top:36px;
}
.faq-more a{
  color:var(--brand-primary);
  font-size:15px;
  border-bottom:1px solid transparent;
  transition:all var(--transition);
}
.faq-more a:hover{border-bottom-color:var(--brand-primary);}
.faq-more .faq-more-link{display:inline-flex;align-items:center;gap:6px;}

/* ---------- News ---------- */
.news-section{
  background:var(--bg-secondary);
  position:relative;
}
.news-header{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  margin-bottom:40px;
}
.news-header .section-tag{
  display:block;
  font-size:13px;
  letter-spacing:3px;
  color:var(--brand-primary);
  font-weight:600;
  text-transform:uppercase;
  margin-bottom:8px;
}
.news-header h2{
  font-size:clamp(28px,4vw,38px);
  font-family:var(--font-serif);
  font-weight:700;
  color:var(--text-main);
  letter-spacing:1px;
}
.news-more-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--brand-primary);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:all var(--transition);
}
.news-more-link:hover{border-bottom-color:var(--brand-primary);color:var(--brand-primary-strong);}
.news-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.news-card{
  display:flex;
  background:var(--bg-card);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:all var(--transition);
  position:relative;
}
.news-card::after{
  content:'';
  position:absolute;
  left:0;
  top:0;
  width:3px;
  height:100%;
  background:var(--brand-primary);
  opacity:0;
  transition:opacity var(--transition);
}
.news-card:hover{
  background:var(--bg-elevated);
  border-color:var(--border-subtle);
  box-shadow:var(--shadow-gold-hover);
  transform:translateY(-2px);
}
.news-card:hover::after{opacity:1;}
.news-thumb{
  width:160px;
  flex-shrink:0;
  position:relative;
  overflow:hidden;
}
.news-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 0.4s ease;
}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:8px;
  min-width:0;
  flex:1;
}
.news-body h3{
  font-size:16px;
  font-weight:600;
  color:var(--text-main);
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color var(--transition);
}
.news-card:hover .news-body h3{color:var(--brand-primary);}
.news-body p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.6;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
}
.news-cat{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand-primary);
  background:rgba(201,169,98,0.1);
  border-radius:var(--radius-badge);
  padding:3px 12px;
  font-size:12px;
  border:1px solid rgba(201,169,98,0.25);
}
.news-cat::before{
  content:'';
  width:5px;
  height:5px;
  background:var(--accent-pink);
  border-radius:50%;
  display:inline-block;
}
.news-time{
  color:var(--text-muted);
  font-size:13px;
}
.empty-state{
  grid-column:1/-1;
  height:240px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:12px;
  border:1px dashed var(--border-subtle);
  border-radius:var(--radius-card);
  background:var(--bg-card);
  color:var(--text-muted);
  font-size:15px;
}
.empty-state .empty-icon{
  font-size:32px;
  color:var(--brand-primary);
  opacity:0.6;
}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--bg-primary);
  border-top:1px solid var(--border-subtle);
  padding:64px 0 32px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:48px;
  margin-bottom:48px;
}
.footer-brand .brand-logo{
  margin-bottom:12px;
}
.footer-brand p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.8;
  max-width:320px;
}
.footer-col h4{
  font-size:16px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:18px;
  font-family:var(--font-serif);
  letter-spacing:1px;
}
.footer-col ul{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-col ul a{
  color:var(--text-muted);
  font-size:14px;
  transition:color var(--transition);
}
.footer-col ul a:hover{color:var(--brand-primary);}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-muted);
  font-size:14px;
  margin-bottom:10px;
}
.footer-contact li .icon{
  color:var(--brand-primary);
  font-size:15px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.06);
  padding-top:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:var(--text-muted);
}
.footer-bottom a{
  color:var(--text-muted);
}
.footer-bottom a:hover{color:var(--brand-primary);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-inner{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
  .hero-visual{height:360px;}
  .features-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .gallery-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .main-nav{gap:20px;}
  .nav-link{font-size:14px;}
}
@media (max-width:768px){
  :root{
    --header-height:56px;
  }
  .main-nav{
    display:none;
  }
  .header-actions .btn{
    display:none;
  }
  .nav-toggle{
    display:flex;
  }
  .hero{
    padding:56px 0 48px;
  }
  .hero-inner{
    grid-template-columns:1fr;
  }
  .hero-content{
    text-align:center;
    padding-right:0;
  }
  .hero-actions{
    justify-content:center;
  }
  .hero-visual{
    height:280px;
    max-width:560px;
    margin:0 auto;
    width:100%;
  }
  .hero-eyebrow{
    justify-content:center;
  }
  .countdown-inner{
    gap:12px;
  }
  .countdown-num{
    font-size:17px;
    min-width:42px;
    padding:4px 8px;
  }
  .countdown-action{
    font-size:13px;
    padding:8px 14px;
  }
  .section{
    padding:64px 0;
  }
  .section-head{
    margin-bottom:40px;
  }
  .features-grid,
  .gallery-grid,
  .news-list{
    grid-template-columns:1fr;
  }
  .feature-card{
    padding:26px;
  }
  .gallery-item{
    height:220px;
  }
  .cta-section{
    padding:64px 0;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:36px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
}
@media (max-width:520px){
  .container{
    padding-left:16px;
    padding-right:16px;
  }
  .brand-logo{
    font-size:17px;
  }
  .hero h1{
    font-size:38px;
  }
  .hero-sub{
    font-size:16px;
  }
  .hero-actions{
    flex-direction:column;
    width:100%;
  }
  .hero-actions .btn{
    width:100%;
  }
  .countdown-bar{
    border-top-width:1px;
  }
  .countdown-inner{
    justify-content:flex-start;
  }
  .countdown-label{
    font-size:12px;
  }
  .countdown-num{
    font-size:15px;
    min-width:36px;
    padding:3px 6px;
  }
  .countdown-action{
    display:none;
  }
  .news-card{
    flex-direction:column;
  }
  .news-thumb{
    width:100%;
    height:140px;
  }
  .news-thumb img{
    height:100%;
  }
  .faq-q{
    padding:18px 16px;
    font-size:15px;
  }
  .faq-a-inner{
    padding:0 16px 18px;
  }
  .section{
    padding:48px 0;
  }
}

/* roulang page: category1 */
:root {
  --bg-primary: #0C0F14;
  --bg-secondary: #11161D;
  --bg-card: #161C24;
  --bg-elevated: #1D2530;
  --brand-primary: #C9A962;
  --brand-primary-strong: #E7C982;
  --accent-cyan: #35E0C0;
  --accent-pink: #F56B96;
  --text-main: #F3EFE6;
  --text-muted: #A9A292;
  --border-subtle: rgba(201,169,98,0.25);
  --border-focus: rgba(53,224,192,0.5);
  --shadow-gold: 0 8px 40px rgba(201,169,98,0.12);
  --shadow-gold-hover: 0 12px 50px rgba(201,169,98,0.20);
  --radius-card: 20px;
  --radius-btn: 12px;
  --radius-badge: 999px;
  --transition: 0.25s ease;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
  border: 0;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}
ul, ol {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), outline-color var(--transition);
}
.btn:focus-visible {
  outline: 3px solid var(--border-focus);
  outline-offset: 2px;
}
.btn-primary {
  background: linear-gradient(135deg, #D4B675 0%, #E7C982 60%, #C9A962 100%);
  color: #1B1207;
  box-shadow: 0 6px 24px rgba(201,169,98,0.28);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold-hover);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-secondary {
  background: rgba(201,169,98,0.06);
  border: 1px solid var(--brand-primary);
  color: var(--brand-primary-strong);
}
.btn-secondary:hover {
  background: rgba(201,169,98,0.14);
  border-color: var(--brand-primary-strong);
  transform: translateY(-2px);
}
.btn-sm {
  padding: 10px 22px;
  font-size: 0.85rem;
}
/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: 64px;
  transition: background var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: rgba(12,15,20,0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--border-subtle);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-main);
  white-space: nowrap;
}
.brand-logo .brand-star {
  color: var(--brand-primary);
  font-size: 1rem;
  line-height: 1;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}
.nav-link {
  position: relative;
  font-size: 0.92rem;
  color: rgba(243,239,230,0.82);
  padding: 8px 0;
  white-space: nowrap;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--brand-primary);
  transition: width var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--brand-primary-strong);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-btn);
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle:hover span {
  background: var(--brand-primary);
}
/* ===== Hero Banner ===== */
.category-hero {
  position: relative;
  padding-top: 150px;
  padding-bottom: 80px;
  background: var(--bg-primary);
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -120px;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(201,169,98,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(12,15,20,0.72);
  border: 1px solid var(--border-subtle);
  color: var(--brand-primary-strong);
  border-radius: var(--radius-badge);
  padding: 6px 16px;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-pink);
  flex-shrink: 0;
}
.category-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-family: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
  color: var(--text-main);
  text-shadow: 0 0 40px rgba(0,0,0,0.4);
}
.category-hero h1 .gold {
  color: var(--brand-primary-strong);
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 480px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.82rem;
  color: var(--brand-primary);
}
.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-visual {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-gold);
}
.hero-visual img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  background: var(--bg-secondary);
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(12,15,20,0.1) 30%, rgba(12,15,20,0.72) 100%);
  pointer-events: none;
}
.hero-visual .cover-tag {
  position: absolute;
  left: 20px;
  bottom: 20px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(12,15,20,0.78);
  border: 1px solid var(--border-subtle);
  padding: 8px 16px;
  border-radius: var(--radius-badge);
  font-size: 0.8rem;
  color: var(--text-main);
}
.hero-visual .cover-tag .pink-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-pink);
}
/* ===== Section Base ===== */
.section {
  padding: 84px 0;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-primary);
  margin-bottom: 14px;
}
.section-label::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--brand-primary);
}
.section-title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-family: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 14px;
  line-height: 1.3;
}
.section-desc {
  color: var(--text-muted);
  font-size: 0.96rem;
  max-width: 640px;
  margin-bottom: 44px;
}
/* ===== Timeline Focus ===== */
.focus-section {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(201,169,98,0.12);
  border-bottom: 1px solid rgba(201,169,98,0.12);
}
.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.focus-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 28px 26px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.focus-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-gold);
}
.focus-month {
  font-size: 0.82rem;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.focus-month::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
}
.focus-card h3 {
  font-size: 1.14rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.4;
}
.focus-card p {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.focus-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--brand-primary-strong);
  background: rgba(201,169,98,0.1);
  padding: 4px 12px;
  border-radius: var(--radius-badge);
}
.focus-status .status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-pink);
}
/* ===== Content Cards ===== */
.cards-section {
  background: var(--bg-primary);
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.content-card {
  display: flex;
  flex-direction: row;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255,255,255,0.05);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.content-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
  border-color: var(--border-subtle);
}
.card-thumb {
  flex: 0 0 38%;
  position: relative;
  overflow: hidden;
  min-height: 200px;
}
.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.content-card:hover .card-thumb img {
  transform: scale(1.03);
}
.card-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12,15,20,0.1) 0%, rgba(12,15,20,0.35) 100%);
}
.card-body {
  flex: 1;
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
}
.card-body h3 {
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.4;
}
.card-body p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 14px;
}
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.tag {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--brand-primary-strong);
  background: rgba(201,169,98,0.1);
  border: 1px solid rgba(201,169,98,0.18);
  padding: 3px 10px;
  border-radius: var(--radius-badge);
  transition: background var(--transition), border-color var(--transition);
}
.tag:hover {
  background: rgba(201,169,98,0.18);
  border-color: var(--border-subtle);
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--brand-primary);
  transition: color var(--transition);
}
.card-link:hover {
  color: var(--brand-primary-strong);
}
/* ===== Related Categories ===== */
.related-section {
  background: var(--bg-secondary);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.related-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-card);
  padding: 26px 28px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.related-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-gold);
}
.related-card h3 {
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}
.related-card p {
  font-size: 0.84rem;
  color: var(--text-muted);
  max-width: 420px;
}
.related-card .arrow {
  flex-shrink: 0;
  font-size: 1.4rem;
  color: var(--brand-primary);
  margin-left: 16px;
  transition: transform var(--transition);
}
.related-card:hover .arrow {
  transform: translateX(4px);
}
/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-primary);
}
.faq-wrap {
  max-width: 780px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color var(--transition), background var(--transition);
}
.faq-item.open {
  border-color: rgba(201,169,98,0.4);
  background: var(--bg-card);
}
.faq-question {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  width: 100%;
  text-align: left;
  background: transparent;
}
.faq-question .faq-num {
  color: var(--accent-cyan);
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
}
.faq-question .faq-text {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.4;
}
.faq-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--brand-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.faq-icon::before {
  top: 9px;
  left: 2px;
  width: 16px;
  height: 2px;
}
.faq-icon::after {
  top: 2px;
  left: 9px;
  width: 2px;
  height: 16px;
}
.faq-item.open .faq-icon::after {
  transform: scaleY(0);
  opacity: 0;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-answer-inner {
  padding: 0 24px 24px 60px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}
.faq-item.open .faq-answer {
  max-height: 300px;
}
.faq-foot {
  text-align: center;
  margin-top: 28px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.faq-foot a {
  color: var(--brand-primary);
  border-bottom: 1px solid rgba(201,169,98,0.4);
}
.faq-foot a:hover {
  color: var(--brand-primary-strong);
}
/* ===== CTA Section ===== */
.cta-section {
  position: relative;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 90px 0;
  text-align: center;
}
.cta-section .cta-holder {
  position: relative;
  z-index: 2;
}
.cta-section h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-family: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
}
.cta-section p {
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 32px;
}
.cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}
.badge-gold {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(12,15,20,0.6);
  border: 1px solid var(--border-subtle);
  color: var(--brand-primary-strong);
  padding: 6px 16px;
  border-radius: var(--radius-badge);
  font-size: 0.78rem;
  margin-bottom: 22px;
}
.badge-gold .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-pink);
}
/* ===== Footer ===== */
.site-footer {
  background: #080A0E;
  border-top: 1px solid rgba(201,169,98,0.12);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .brand-logo {
  font-size: 1.15rem;
  margin-bottom: 14px;
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.7;
  max-width: 320px;
}
.footer-col h4 {
  color: var(--text-main);
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  color: var(--text-muted);
  font-size: 0.86rem;
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--brand-primary-strong);
}
.footer-contact li {
  color: var(--text-muted);
  font-size: 0.86rem;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact .icon {
  color: var(--brand-primary);
  font-style: normal;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(169,162,146,0.7);
  font-size: 0.78rem;
}
/* ===== Mobile drawer ===== */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background: rgba(12,15,20,0.98);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 28px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-drawer.open {
  opacity: 1;
  visibility: visible;
}
.mobile-drawer .drawer-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--text-main);
  border-radius: 50%;
}
.mobile-drawer .drawer-close:hover {
  color: var(--brand-primary);
}
.mobile-drawer a {
  font-size: 1.4rem;
  color: var(--text-main);
  padding: 6px 0;
}
.mobile-drawer a:hover,
.mobile-drawer a.active {
  color: var(--brand-primary-strong);
}
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .header-inner {
    gap: 16px;
  }
  .main-nav {
    gap: 20px;
  }
  .hero-grid {
    gap: 40px;
  }
  .hero-visual img {
    height: 360px;
  }
  .focus-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .focus-card:last-child {
    grid-column: span 2;
  }
}
@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }
  .site-header {
    height: 56px;
  }
  .header-inner {
    height: 56px;
  }
  .main-nav,
  .header-actions .btn {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .category-hero {
    padding-top: 120px;
    padding-bottom: 56px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-visual img {
    height: 260px;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .content-card {
    flex-direction: row;
  }
  .card-thumb {
    flex: 0 0 32%;
    min-height: 150px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .focus-grid {
    grid-template-columns: 1fr;
  }
  .focus-card:last-child {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .cta-buttons .btn {
    width: 100%;
  }
}
@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .content-card {
    flex-direction: column;
  }
  .card-thumb {
    flex: none;
    width: 100%;
    min-height: 170px;
  }
  .hero-meta {
    gap: 10px;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .category-hero h1 {
    font-size: 2rem;
  }
  .brand-logo {
    font-size: 1rem;
  }
}

/* roulang page: article */
:root {
  --bg-primary: #0C0F14;
  --bg-secondary: #11161D;
  --bg-card: #161C24;
  --bg-elevated: #1D2530;
  --brand-primary: #C9A962;
  --brand-primary-strong: #E7C982;
  --accent-cyan: #35E0C0;
  --accent-pink: #F56B96;
  --text-main: #F3EFE6;
  --text-muted: #A9A292;
  --border-subtle: rgba(201,169,98,0.25);
  --border-focus: rgba(53,224,192,0.5);
  --shadow-gold: 0 8px 40px rgba(201,169,98,0.12);
  --shadow-gold-hover: 0 12px 50px rgba(201,169,98,0.20);
  --radius-card: 20px;
  --radius-btn: 12px;
  --radius-badge: 999px;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: color 0.25s ease;
}

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

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

button {
  cursor: pointer;
}

ul,
ol {
  padding-left: 1.4em;
}

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

/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  background: rgba(12, 15, 20, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.site-header.scrolled {
  background: rgba(12, 15, 20, 0.96);
  border-bottom-color: rgba(201, 169, 98, 0.45);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 16px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Noto Serif SC", "Source Han Serif SC", "PingFang SC", serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-main);
  white-space: nowrap;
  transition: opacity 0.25s ease;
}

.brand-logo:hover {
  color: var(--text-main);
  opacity: 0.9;
}

.brand-star {
  color: var(--brand-primary);
  font-size: 14px;
  line-height: 1;
}

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

.nav-link {
  position: relative;
  padding: 8px 2px;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: color 0.25s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-primary-strong));
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--brand-primary);
}

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  transition: border-color 0.25s ease;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  transition: all 0.25s ease;
  line-height: 1.2;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-strong));
  color: #1B1207;
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  color: #1B1207;
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold-hover);
  filter: brightness(1.05);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

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

.btn-secondary:hover {
  background: rgba(201, 169, 98, 0.1);
  border-color: var(--brand-primary-strong);
  color: var(--brand-primary-strong);
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
  border-radius: 10px;
}

.btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* ========== Main ========== */
.site-main {
  min-height: 60vh;
}

/* ========== Breadcrumb ========== */
.breadcrumb-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color 0.25s ease;
}

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

.breadcrumb .sep {
  color: var(--brand-primary);
  opacity: 0.5;
  font-size: 12px;
}

.breadcrumb .current {
  color: var(--text-main);
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ========== Article Hero ========== */
.article-hero {
  padding: 56px 0 24px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.article-hero .inner {
  max-width: 780px;
  margin: 0 auto;
}

.article-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-badge);
  color: var(--brand-primary);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
}

.article-category-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-pink);
}

.article-title {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.3;
  font-weight: 700;
  margin: 20px 0 20px;
  color: var(--text-main);
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  color: var(--text-muted);
  font-size: 14px;
}

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

.article-meta-item .meta-icon {
  color: var(--brand-primary);
  font-size: 13px;
}

.article-meta-divider {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--brand-primary);
  opacity: 0.4;
}

/* ========== Article Body ========== */
.article-main {
  padding: 40px 0 24px;
}

.article-body {
  max-width: 780px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.7;
  color: #E5DED2;
  word-wrap: break-word;
}

.article-body p {
  margin-bottom: 22px;
}

.article-body h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.4;
  margin: 44px 0 16px;
  color: var(--text-main);
  position: relative;
  padding-left: 18px;
}

.article-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brand-primary), var(--brand-primary-strong));
}

.article-body h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--brand-primary);
}

.article-body h4 {
  font-size: 18px;
  font-weight: 600;
  margin: 24px 0 10px;
  color: var(--text-main);
}

.article-body blockquote {
  border-left: 4px solid var(--brand-primary);
  background: var(--bg-card);
  padding: 18px 24px;
  margin: 24px 0;
  border-radius: 0 14px 14px 0;
  color: var(--text-muted);
  font-style: normal;
}

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

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid rgba(201, 169, 98, 0.2);
  margin: 28px 0;
}

.article-body figure {
  margin: 28px 0;
}

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

.article-body ul,
.article-body ol {
  margin: 16px 0 24px;
  padding-left: 1.5em;
}

.article-body li {
  margin-bottom: 10px;
}

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

.article-body a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(53, 224, 192, 0.3);
}

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

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}

.article-body th,
.article-body td {
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 10px 16px;
  text-align: left;
}

.article-body th {
  background: var(--bg-card);
  color: var(--brand-primary);
  font-weight: 600;
}

.article-body code {
  background: var(--bg-elevated);
  padding: 2px 7px;
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.9em;
  color: var(--accent-cyan);
}

.article-body pre {
  background: var(--bg-elevated);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 18px 22px;
  overflow-x: auto;
  margin: 24px 0;
  line-height: 1.6;
}

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

/* ========== Article Tags / Actions ========== */
.article-bottom {
  max-width: 780px;
  margin: 0 auto;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 32px;
}

.tag {
  padding: 4px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-badge);
  color: var(--text-muted);
  font-size: 13px;
  transition: all 0.25s ease;
  cursor: default;
}

.tag:hover {
  color: var(--brand-primary);
  border-color: var(--border-subtle);
  background: rgba(201, 169, 98, 0.06);
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 32px 0 16px;
}

/* ========== Related Section ========== */
.related-section {
  padding: 56px 0 64px;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
}

.section-head h2 {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-main);
  position: relative;
}

.section-head h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 48px;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 2px;
}

.section-more {
  font-size: 14px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.25s ease;
}

.section-more:hover {
  color: var(--brand-primary);
}

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

.related-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all 0.25s ease;
}

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

.related-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elevated);
}

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

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

.related-info {
  padding: 18px 20px 20px;
}

.related-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.25s ease;
}

.related-card:hover .related-info h3 {
  color: var(--brand-primary);
}

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

.related-date .date-icon {
  color: var(--brand-primary);
  font-size: 12px;
}

/* ========== CTA ========== */
.article-cta {
  background: var(--bg-secondary);
  padding: 64px 0;
  text-align: center;
}

.article-cta h2 {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.article-cta p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 28px;
}

.cta-btn-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

/* ========== Not Found ========== */
.not-found {
  min-height: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 64px 24px;
}

.not-found-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 2px solid var(--brand-primary);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-gold);
}

.not-found h1 {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.not-found p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 28px;
  max-width: 420px;
}

.not-found .btn-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand .brand-logo {
  font-size: 20px;
}

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

.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--brand-primary);
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  color: var(--text-muted);
  font-size: 14px;
  transition: color 0.25s ease;
}

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

.footer-contact li {
  color: var(--text-muted);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact .icon {
  color: var(--brand-primary);
  font-size: 13px;
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-muted);
  font-size: 13px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }

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

@media (max-width: 768px) {
  .site-header {
    height: 56px;
  }

  .brand-logo {
    font-size: 17px;
  }

  .brand-suffix {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(12, 15, 20, 0.97);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 36px;
    z-index: 200;
  }

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

  .main-nav .nav-link {
    font-size: 22px;
    padding: 8px 16px;
  }

  .main-nav .nav-link::after {
    bottom: 0;
  }

  .header-actions .btn-sm {
    display: none;
  }

  .article-hero {
    padding: 40px 0 16px;
  }

  .article-title {
    font-size: clamp(24px, 6vw, 32px);
  }

  .article-meta {
    gap: 12px;
  }

  .article-body {
    font-size: 15px;
    line-height: 1.75;
  }

  .article-body h2 {
    font-size: 24px;
  }

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

  .related-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .article-cta {
    padding: 48px 0;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .brand-logo {
    font-size: 15px;
    gap: 5px;
  }

  .brand-star {
    font-size: 12px;
  }

  .breadcrumb .current {
    max-width: 200px;
  }

  .article-tags {
    gap: 8px;
  }

  .tag {
    padding: 3px 12px;
    font-size: 12px;
  }

  .article-actions .btn {
    flex: 1;
  }

  .cta-btn-row {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .cta-btn-row .btn {
    width: 100%;
    max-width: 320px;
  }

  .related-info h3 {
    font-size: 15px;
  }

  .footer-contact li {
    font-size: 13px;
  }
}

@media (max-width: 360px) {
  .brand-suffix {
    display: none;
  }

  .header-actions {
    gap: 6px;
  }

  .article-bottom .btn {
    width: 100%;
  }
}

/* roulang page: category2 */
:root {
  --bg-primary: #0C0F14;
  --bg-secondary: #11161D;
  --bg-card: #161C24;
  --bg-elevated: #1D2530;
  --brand-primary: #C9A962;
  --brand-primary-strong: #E7C982;
  --accent-cyan: #35E0C0;
  --accent-pink: #F56B96;
  --text-main: #F3EFE6;
  --text-muted: #A9A292;
  --border-subtle: rgba(201,169,98,0.25);
  --border-focus: rgba(53,224,192,0.5);
  --shadow-gold: 0 8px 40px rgba(201,169,98,0.12);
  --shadow-gold-hover: 0 12px 50px rgba(201,169,98,0.20);
  --radius-card: 20px;
  --radius-btn: 12px;
  --radius-badge: 999px;
  --font-body: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.25s ease; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { line-height: 1.25; word-break: break-word; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; border-radius: 4px; }

.container { width: min(1200px, 92%); margin-inline: auto; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.site-header.scrolled {
  background: rgba(12,15,20,0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom-color: var(--border-subtle);
  box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 24px; }
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 20px;
  color: var(--text-main);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.brand-logo .brand-star { color: var(--brand-primary); font-size: 18px; animation: starPulse 3s ease-in-out infinite; }
@keyframes starPulse { 0%, 100% { transform: scale(1); opacity: 0.85; } 50% { transform: scale(1.12); opacity: 1; } }
.main-nav { display: flex; gap: 36px; align-items: center; }
.nav-link {
  position: relative;
  font-size: 15px;
  color: var(--text-muted);
  padding: 6px 0;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-primary-strong));
  transition: width 0.25s ease;
}
.nav-link:hover, .nav-link.active { color: var(--brand-primary-strong); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 42px; height: 42px; align-items: center; justify-content: center; border-radius: 10px; transition: background 0.25s ease; }
.nav-toggle:hover { background: rgba(255,255,255,0.06); }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--text-main); border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-strong));
  color: #1B1207;
  box-shadow: 0 4px 20px rgba(201,169,98,0.18);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(201,169,98,0.30);
  color: #1B1207;
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 16px rgba(201,169,98,0.18); }
.btn-secondary {
  background: transparent;
  border: 1px solid var(--brand-primary);
  color: var(--brand-primary);
}
.btn-secondary:hover {
  background: rgba(201,169,98,0.10);
  border-color: var(--brand-primary-strong);
  color: var(--brand-primary-strong);
  transform: translateY(-2px);
}
.btn-secondary:active { transform: translateY(0); }
.btn-sm { padding: 8px 18px; font-size: 13px; border-radius: 10px; }
.btn-lg { padding: 16px 40px; font-size: 16px; }

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 96px 0 84px;
  background:
    radial-gradient(ellipse at 78% 30%, rgba(201,169,98,0.07) 0%, transparent 55%),
    linear-gradient(135deg, #0C0F14 0%, #11161D 58%, #161C24 100%);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -8%;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(201,169,98,0.05) 0%, transparent 65%);
  pointer-events: none;
}
.page-hero::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,169,98,0.35), transparent);
}
.hero-inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; position: relative; z-index: 2; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-badge);
  background: rgba(12,15,20,0.65);
  color: var(--brand-primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 22px;
  backdrop-filter: blur(4px);
}
.hero-kicker::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-pink); }
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 4.8vw, 50px);
  line-height: 1.15;
  margin-bottom: 22px;
  text-shadow: 0 0 40px rgba(0,0,0,0.4);
  letter-spacing: 0.01em;
}
.page-hero h1 .text-gold { color: var(--brand-primary-strong); }
.hero-desc {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image { position: relative; border-radius: var(--radius-card); }
.hero-image img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-gold);
}
.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, transparent 42%, rgba(12,15,20,0.68) 100%);
  pointer-events: none;
}
.badge-float {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(12,15,20,0.78);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-badge);
  font-size: 13px;
  color: var(--text-main);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.badge-float .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-pink); box-shadow: 0 0 8px rgba(245,107,150,0.8); }

/* ===== Section ===== */
.section { padding: 88px 0; position: relative; }
.section-dark { background: var(--bg-secondary); }
.section-border-top { border-top: 1px solid rgba(255,255,255,0.05); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.6vw, 38px);
  margin-bottom: 14px;
  letter-spacing: 0.01em;
}
.section-head h2 .section-mark { color: var(--brand-primary); }
.section-head p { color: var(--text-muted); font-size: 16px; line-height: 1.7; }

/* ===== Advantage ===== */
.advantage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.advantage-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-primary), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.advantage-card:hover { background: var(--bg-elevated); transform: translateY(-5px); box-shadow: var(--shadow-gold-hover); border-color: rgba(201,169,98,0.45); }
.advantage-card:hover::before { opacity: 1; }
.adv-num {
  font-size: 13px;
  color: var(--accent-cyan);
  font-weight: 700;
  letter-spacing: 0.1em;
  display: inline-block;
  margin-bottom: 16px;
  font-family: var(--font-serif);
}
.advantage-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
.advantage-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; }

/* ===== Steps ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-item {
  background: rgba(12,15,20,0.55);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-card);
  padding: 36px 24px 32px;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
}
.step-item:hover { border-color: var(--border-subtle); box-shadow: var(--shadow-gold); transform: translateY(-4px); }
.step-item::after {
  content: '';
  position: absolute;
  right: -16px;
  top: 50%;
  width: 14px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-primary), transparent);
  transform: translateY(-50%);
}
.step-item:last-child::after { display: none; }
.step-num {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  color: var(--brand-primary);
  line-height: 1;
  margin-bottom: 18px;
  display: block;
}
.step-item h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.step-item p { color: var(--text-muted); font-size: 14px; line-height: 1.6; }

/* ===== Scenario Cards ===== */
.scenario-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.scenario-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all 0.3s ease;
}
.scenario-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-gold-hover); border-color: rgba(201,169,98,0.45); }
.scenario-thumb { position: relative; overflow: hidden; height: 180px; }
.scenario-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.scenario-card:hover .scenario-thumb img { transform: scale(1.05); }
.scenario-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(12,15,20,0.55) 100%);
  pointer-events: none;
}
.scenario-body { padding: 22px 20px 24px; }
.scenario-body h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.scenario-body p { font-size: 14px; color: var(--text-muted); line-height: 1.65; margin-bottom: 16px; }
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-badge);
  font-size: 12px;
  color: var(--brand-primary);
  background: rgba(12,15,20,0.35);
  transition: border-color 0.25s ease, color 0.25s ease;
}
.tag:hover { border-color: var(--brand-primary-strong); color: var(--brand-primary-strong); }

/* ===== Related ===== */
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 960px; margin: 0 auto; }
.related-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 24px 26px;
  transition: all 0.3s ease;
}
.related-card:hover { border-color: var(--brand-primary); box-shadow: var(--shadow-gold); transform: translateY(-3px); background: var(--bg-elevated); }
.related-card img { width: 96px; height: 76px; object-fit: cover; border-radius: 12px; flex-shrink: 0; border: 1px solid rgba(255,255,255,0.06); }
.related-body h3 { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.related-body p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }
.related-body .go-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--brand-primary); margin-top: 8px; font-weight: 500; }
.related-body .go-link:hover { color: var(--brand-primary-strong); gap: 10px; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item {
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  margin-bottom: 16px;
  background: var(--bg-secondary);
  transition: border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}
.faq-item.open { border-color: rgba(201,169,98,0.4); background: var(--bg-card); box-shadow: var(--shadow-gold); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 24px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  text-align: left;
  transition: color 0.25s ease;
}
.faq-q:hover { color: var(--brand-primary-strong); }
.faq-num { color: var(--accent-cyan); font-size: 13px; font-weight: 700; flex-shrink: 0; }
.faq-icon { position: relative; width: 16px; height: 16px; flex-shrink: 0; margin-left: auto; }
.faq-icon::before, .faq-icon::after { content: ''; position: absolute; background: var(--brand-primary); border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease; }
.faq-icon::before { left: 0; right: 0; top: 7px; height: 2px; }
.faq-icon::after { top: 0; bottom: 0; left: 7px; width: 2px; }
.faq-item.open .faq-icon::after { transform: scaleY(0); opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a-inner { padding: 0 24px 24px; color: var(--text-muted); font-size: 14px; line-height: 1.75; border-top: 1px solid rgba(201,169,98,0.1); margin: 0 24px; padding: 18px 0 22px; }
.faq-help { text-align: center; margin-top: 28px; font-size: 14px; color: var(--text-muted); }
.faq-help a { color: var(--brand-primary); font-weight: 500; }
.faq-help a:hover { color: var(--brand-primary-strong); text-decoration: underline; }

/* ===== CTA ===== */
.cta-section {
  padding: 84px 0;
  text-align: center;
  position: relative;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--brand-primary), transparent);
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(201,169,98,0.06) 0%, transparent 65%);
  pointer-events: none;
}
.cta-section h2 { font-family: var(--font-serif); font-size: clamp(26px, 3.6vw, 38px); margin-bottom: 16px; }
.cta-section p { color: var(--text-muted); max-width: 560px; margin: 0 auto 34px; font-size: 15px; line-height: 1.7; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; position: relative; z-index: 2; }
.cta-note { display: inline-flex; align-items: center; gap: 6px; margin-top: 28px; font-size: 13px; color: var(--text-muted); position: relative; z-index: 2; }
.cta-note .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent-pink); }

/* ===== Footer ===== */
.site-footer { background: #080A0E; border-top: 1px solid rgba(201,169,98,0.15); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .brand-logo { margin-bottom: 16px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; line-height: 1.7; max-width: 360px; }
.footer-col h4 { font-size: 15px; font-weight: 600; color: var(--text-main); margin-bottom: 16px; letter-spacing: 0.03em; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: var(--text-muted); font-size: 14px; }
.footer-col ul a:hover { color: var(--brand-primary); }
.footer-contact li { color: var(--text-muted); font-size: 14px; display: flex; align-items: center; gap: 8px; }
.footer-contact .icon { color: var(--brand-primary); font-size: 14px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom span { color: var(--text-muted); font-size: 13px; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .step-item::after { display: none; }
  .hero-inner { gap: 36px; }
  .hero-image img { height: 380px; }
}

@media (max-width: 768px) {
  .site-header { height: 56px; background: rgba(12,15,20,0.92); backdrop-filter: blur(8px); border-bottom-color: var(--border-subtle); }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }
  .main-nav {
    position: fixed;
    inset: 0;
    top: 0;
    background: rgba(12,15,20,0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 99;
  }
  .main-nav.open { transform: translateX(0); }
  .nav-link { font-size: 22px; color: var(--text-main); }
  .page-hero { padding: 64px 0 56px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-image img { height: 300px; }
  .section { padding: 64px 0; }
  .section-head { margin-bottom: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .brand-logo { font-size: 15px; }
  .brand-star { display: none; }
  .advantage-grid { grid-template-columns: 1fr; }
  .scenario-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .cta-actions .btn { width: 100%; }
  .hero-image img { height: 240px; }
  .page-hero h1 { font-size: 32px; }
  .faq-q { padding: 18px 18px; font-size: 15px; }
  .faq-a-inner { margin: 0 18px; }
  .related-card { flex-direction: column; align-items: flex-start; }
  .related-card img { width: 100%; height: 140px; }
}