/* roulang page: index */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0F3A27;
  --gold:#F59E0B;
  --gold-soft:#FCD34D;
  --gold-dim:rgba(245,158,11,.32);
  --dragon:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.18);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(0,0,0,.42);
  --shadow-soft:0 10px 26px rgba(0,0,0,.28);
  --gap:clamp(18px,3vw,34px);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(245,158,11,.14),transparent 60%),
    radial-gradient(900px 520px at 5% 20%,rgba(16,185,129,.10),transparent 62%),
    linear-gradient(160deg,var(--bg-deep) 0%,var(--bg-velvet) 55%,#04160F 100%);
  color:var(--ivory);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-soft)}
p{margin:0 0 1rem}
h1,h2,h3,h4{margin:0 0 .7rem;line-height:1.26;font-weight:800;letter-spacing:-.2px}
h1{font-size:clamp(1.9rem,4.4vw,3.1rem)}
h2{font-size:clamp(1.4rem,2.8vw,2.05rem)}
h3{font-size:clamp(1.06rem,1.9vw,1.28rem)}
ul{margin:0;padding-left:1.05rem}
li{margin-bottom:.4rem}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:clamp(46px,7vw,86px) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,0))}
.section--panel{background:rgba(11,46,30,.62);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.09);
  border:1px solid var(--gold-dim);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{max-width:760px;margin-bottom:34px}
.section-head p{color:var(--mint);opacity:.86;margin:0}
.text-muted-2{color:var(--olive)}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);
  color:#1B1206;font-weight:800;font-size:1.02rem;
  box-shadow:0 8px 20px rgba(245,158,11,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.98rem;font-weight:800;color:var(--ivory)}
.brand-text span{font-size:.7rem;color:var(--gold-soft);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  font-size:.9rem;font-weight:600;color:var(--mint);
  padding:9px 14px;border-radius:10px;white-space:nowrap;
}
.nav-links a:hover{background:rgba(245,158,11,.1);color:var(--gold-soft)}
.nav-links a.active{color:var(--gold-soft);background:rgba(245,158,11,.14)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:.92rem;border-radius:12px;padding:11px 22px;
  border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .24s ease;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-soft),var(--gold));
  color:#25180A;box-shadow:0 10px 24px rgba(245,158,11,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45);color:#25180A}
.btn-ghost{background:transparent;border-color:var(--gold-dim);color:var(--gold-soft)}
.btn-ghost:hover{background:rgba(245,158,11,.12);transform:translateY(-2px);color:var(--gold-soft)}
.btn-outline-light-2{border-color:rgba(209,250,229,.28);color:var(--mint)}
.btn-outline-light-2:hover{border-color:var(--gold);color:var(--gold-soft)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--gold-dim);color:var(--gold-soft);border-radius:10px;width:44px;height:42px;font-size:1.05rem}

/* HERO */
.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(120deg,rgba(5,31,20,.94) 0%,rgba(5,31,20,.82) 45%,rgba(11,46,30,.66) 100%),url('/assets/images/2b2ae4447153b9d6.jpg');
  background-size:cover;background-position:center;
}
.hero-inner{padding:clamp(52px,8vw,104px) 0 clamp(42px,6vw,72px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);gap:var(--gap);align-items:start}
.hero h1{margin-bottom:18px}
.hero h1 .hl{background:linear-gradient(120deg,var(--gold-soft),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.03rem;color:var(--mint);max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.metric-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
}
.metric-bar .cell{background:rgba(5,31,20,.78);padding:16px 18px}
.metric-bar .cell strong{display:block;font-size:1.32rem;font-weight:800;color:var(--gold-soft)}
.metric-bar .cell span{font-size:.76rem;color:var(--olive);display:block;margin-top:3px}
.hero-side{
  background:rgba(5,31,20,.72);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.hero-side h3{font-size:1.02rem;color:var(--gold-soft);margin-bottom:14px}
.check-list{list-style:none;padding:0;margin:0 0 20px}
.check-list li{display:flex;gap:10px;font-size:.9rem;color:var(--mint);margin-bottom:11px}
.check-list i{color:var(--gold);margin-top:4px}
.hero-side .note{font-size:.8rem;color:var(--olive);margin:0}

/* CARDS / GRIDS */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.card{
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
  height:100%;
}
.card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.card .icon-box{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-soft);font-size:1.12rem;margin-bottom:15px;
}
.card h3{color:var(--ivory)}
.card p{color:var(--mint);opacity:.86;font-size:.92rem;margin-bottom:0}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.1);border:1px solid var(--gold-dim);
  border-radius:999px;padding:4px 11px;
}
.tag-red{color:#FCA5A5;background:rgba(220,38,38,.14);border-color:rgba(220,38,38,.35)}
.tag-green{color:#A7F3D0;background:rgba(16,185,129,.13);border-color:rgba(16,185,129,.32)}

/* ENTRY MATRIX */
.entry-card{
  display:flex;flex-direction:column;gap:10px;
  background:rgba(5,31,20,.66);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:border-color .24s ease,transform .24s ease,background .24s ease;
}
.entry-card:hover{border-color:var(--gold);transform:translateY(-3px);background:rgba(15,58,39,.8)}
.entry-card .num{font-size:.76rem;font-weight:800;color:var(--gold);letter-spacing:.14em}
.entry-card h3{margin:0;font-size:1.06rem}
.entry-card p{color:var(--mint);opacity:.84;font-size:.9rem;margin:0}
.entry-card .go{font-size:.85rem;font-weight:700;color:var(--gold-soft);margin-top:6px}

/* CONTENT LIST */
.list-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:var(--gap);align-items:start}
.post-list{display:flex;flex-direction:column;gap:16px}
.post-item{
  display:grid;grid-template-columns:132px minmax(0,1fr);gap:16px;
  background:rgba(5,31,20,.62);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:14px;transition:border-color .22s ease,transform .22s ease;
}
.post-item:hover{border-color:var(--gold-dim);transform:translateX(4px)}
.post-item img{width:132px;height:96px;object-fit:cover;border-radius:10px}
.post-item h3{font-size:1rem;margin-bottom:6px}
.post-item p{font-size:.86rem;color:var(--mint);opacity:.82;margin-bottom:8px}
.post-meta{font-size:.74rem;color:var(--olive);display:flex;gap:12px;flex-wrap:wrap}
.side-panel{
  background:rgba(11,46,30,.7);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;position:sticky;top:92px;
}
.side-panel h3{font-size:1rem;color:var(--gold-soft)}
.side-panel ul{list-style:none;padding:0;margin:0}
.side-panel li{padding:11px 0;border-bottom:1px dashed rgba(245,158,11,.16);font-size:.88rem;color:var(--mint)}
.side-panel li:last-child{border-bottom:0}
.empty-note{color:var(--olive);font-size:.9rem;padding:16px 0}

/* TOPICS */
.topic-chip{
  display:inline-block;font-size:.84rem;font-weight:600;color:var(--mint);
  border:1px solid var(--line);border-radius:999px;padding:8px 16px;margin:0 8px 10px 0;
  background:rgba(5,31,20,.55);transition:all .22s ease;
}
.topic-chip:hover{border-color:var(--gold);color:var(--gold-soft);background:rgba(245,158,11,.1)}

/* STATS */
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.stat-box{
  background:linear-gradient(150deg,rgba(15,58,39,.9),rgba(5,31,20,.92));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:left;
}
.stat-box strong{display:block;font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800;color:var(--gold-soft);line-height:1.1}
.stat-box span{font-size:.86rem;color:var(--mint);opacity:.84;display:block;margin-top:8px}

/* TESTIMONIAL */
.quote{
  background:rgba(5,31,20,.6);border:1px solid var(--line);border-left:3px solid var(--gold);
  border-radius:var(--radius-sm);padding:22px;
}
.quote p{font-size:.94rem;color:var(--mint);font-style:italic}
.quote .who{font-size:.82rem;font-weight:700;color:var(--gold-soft);font-style:normal}

/* CONTACT */
.contact-panel{
  background-image:linear-gradient(120deg,rgba(5,31,20,.95),rgba(15,58,39,.86)),url('/assets/images/f740361f66491537.jpg');
  background-size:cover;background-position:center;
  border:1px solid var(--line);border-radius:var(--radius);padding:clamp(28px,5vw,52px);
}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--gap);align-items:center}
.field{margin-bottom:14px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--mint);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;background:rgba(5,31,20,.8);border:1px solid var(--line);border-radius:11px;
  color:var(--ivory);padding:12px 14px;font-size:.9rem;font-family:inherit;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold);outline:none;box-shadow:0 0 0 3px rgba(245,158,11,.16)}
.privacy-note{font-size:.78rem;color:var(--olive);margin:12px 0 0}

/* FOOTER */
.site-footer{background:rgba(4,22,15,.94);border-top:1px solid var(--line);padding:clamp(38px,6vw,64px) 0 26px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:var(--gap)}
.footer-brand p{font-size:.87rem;color:var(--mint);opacity:.8;max-width:340px}
.footer-col h4{font-size:.86rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gold-soft);margin-bottom:14px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:9px;font-size:.87rem;color:var(--mint);opacity:.82}
.footer-bottom{
  margin-top:32px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.79rem;color:var(--olive);
}
.badge-18{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--gold-dim);color:var(--gold-soft);font-weight:800;font-size:.76rem;
}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;background:linear-gradient(140deg,var(--gold),#B45309);color:#241505;
  font-size:1.22rem;box-shadow:0 8px 26px rgba(245,158,11,.4);opacity:.86;
  animation:fabFloat 3.4s ease-in-out infinite;transition:transform .25s ease,opacity .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1) rotate(8deg)}
.fab:active{transform:scale(.94) translateY(2px)}
.fab .dot{
  position:absolute;top:5px;right:5px;width:13px;height:13px;border-radius:50%;
  background:var(--dragon);border:2px solid #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

@media (max-width:1024px){
  .hero-grid,.list-layout,.contact-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .side-panel{position:static}
}
@media (max-width:860px){
  .nav-links{display:none}
  .nav-toggle{display:grid;place-items:center;margin-left:auto;order:2}
  .nav-cta{order:3}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:stretch;gap:2px;
    position:absolute;left:0;right:0;top:72px;background:rgba(5,31,20,.98);
    border-bottom:1px solid var(--line);padding:14px 20px 18px;
  }
  .metric-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .grid-3,.grid-2,.stat-row{grid-template-columns:1fr}
  .post-item{grid-template-columns:1fr}
  .post-item img{width:100%;height:180px}
}
@media (max-width:520px){
  .grid-4{grid-template-columns:1fr}
  .metric-bar{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .brand-text span{display:none}
}

/* roulang page: article */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0F3A27;
  --gold:#F59E0B;
  --gold-soft:#FCD34D;
  --gold-dim:rgba(245,158,11,.32);
  --dragon:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.18);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(0,0,0,.42);
  --shadow-soft:0 10px 26px rgba(0,0,0,.28);
  --gap:clamp(18px,3vw,34px);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(245,158,11,.14),transparent 60%),
    radial-gradient(900px 520px at 5% 20%,rgba(16,185,129,.10),transparent 62%),
    linear-gradient(160deg,var(--bg-deep) 0%,var(--bg-velvet) 55%,#04160F 100%);
  color:var(--ivory);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-soft)}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;line-height:1.28;letter-spacing:-.01em}
p{margin:0 0 1em}
button{font-family:inherit}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:clamp(46px,7vw,86px) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,0))}
.section--panel{background:rgba(11,46,30,.62);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.09);
  border:1px solid var(--gold-dim);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{max-width:780px;margin-bottom:34px}
.section-head h2{font-size:clamp(1.4rem,2.7vw,2rem);margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.86;margin:0}
.text-muted-2{color:var(--olive)}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);
  color:#1B1206;font-weight:800;font-size:1.02rem;
  box-shadow:0 8px 20px rgba(245,158,11,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.98rem;font-weight:800;color:var(--ivory)}
.brand-text span{font-size:.7rem;color:var(--gold-soft);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  font-size:.9rem;font-weight:600;color:var(--mint);
  padding:9px 14px;border-radius:10px;white-space:nowrap;
}
.nav-links a:hover{background:rgba(245,158,11,.1);color:var(--gold-soft)}
.nav-links a.active{color:var(--gold-soft);background:rgba(245,158,11,.14)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--gold-dim);color:var(--gold-soft);
  border-radius:10px;width:44px;height:42px;font-size:1.05rem;align-items:center;justify-content:center;
}
/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:.92rem;border-radius:12px;padding:11px 22px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .24s ease,border-color .24s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#25180A;box-shadow:0 10px 24px rgba(245,158,11,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45);color:#25180A}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;border-color:var(--gold-dim);color:var(--gold-soft)}
.btn-ghost:hover{background:rgba(245,158,11,.12);transform:translateY(-2px);color:var(--gold-soft)}
.btn-outline-light-2{border-color:rgba(209,250,229,.28);color:var(--mint)}
.btn-outline-light-2:hover{border-color:var(--gold);color:var(--gold-soft)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}
/* ARTICLE HERO */
.article-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:linear-gradient(115deg,rgba(5,31,20,.95) 0%,rgba(5,31,20,.86) 48%,rgba(11,46,30,.7) 100%),url('/assets/images/f740361f66491537.jpg');
  background-size:cover;background-position:center;
}
.article-hero-inner{padding:clamp(30px,4.6vw,60px) 0 clamp(36px,5vw,66px)}
.article-hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,1fr);gap:clamp(22px,4vw,46px);align-items:center}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:.8rem;color:var(--olive);margin-bottom:18px}
.breadcrumb a{color:var(--mint)}
.breadcrumb i{font-size:.62rem;opacity:.6}
.breadcrumb .current{color:var(--gold-soft);font-weight:600}
.article-h1{font-size:clamp(1.58rem,3.5vw,2.45rem);margin:0 0 18px}
.article-lead{font-size:1rem;color:var(--mint);opacity:.9;max-width:640px;margin-bottom:22px}
.article-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:.83rem;color:var(--olive)}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--gold)}
.cover-frame{
  position:relative;border-radius:calc(var(--radius) + 4px);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);transform:rotate(-1.3deg) translateY(6px);
}
.cover-frame img{width:100%;aspect-ratio:16/11;object-fit:cover}
.cover-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,31,20,0) 45%,rgba(5,31,20,.55) 100%);
}
/* ARTICLE LAYOUT */
.layout-article{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:clamp(24px,3.4vw,46px);align-items:start}
.article-main{min-width:0}
.prose{max-width:730px;font-size:1.01rem;color:var(--mint)}
.prose h2{
  font-size:clamp(1.28rem,2.3vw,1.66rem);color:var(--ivory);
  margin:2.1em 0 .7em;padding-left:15px;border-left:3px solid var(--gold);
}
.prose h3{font-size:1.12rem;color:var(--gold-soft);margin:1.7em 0 .6em}
.prose h4{font-size:1rem;color:var(--ivory);margin:1.4em 0 .5em}
.prose p{line-height:1.72;margin-bottom:1.05em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.25em}
.prose li{margin-bottom:.5em;line-height:1.66}
.prose strong{color:var(--ivory)}
.prose a{color:var(--gold-soft);text-decoration:underline;text-underline-offset:3px}
.prose img{border-radius:var(--radius-sm);margin:1.5em 0;border:1px solid var(--line)}
.prose blockquote{
  margin:1.5em 0;padding:16px 20px;background:rgba(245,158,11,.07);
  border-left:3px solid var(--gold);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--ivory);font-style:italic;
}
.prose table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.92rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 13px;text-align:left}
.prose th{background:rgba(245,158,11,.1);color:var(--gold-soft);font-weight:700}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.empty-state{
  border:1px dashed var(--gold-dim);border-radius:var(--radius);
  padding:34px 26px;background:rgba(15,58,39,.5);
}
.empty-state h2{color:var(--ivory);font-size:1.2rem}
.empty-state p{color:var(--mint);opacity:.85;margin-bottom:18px}
/* ASIDE */
.aside-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.aside-card{
  background:linear-gradient(165deg,rgba(15,58,39,.86),rgba(5,31,20,.92));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow-soft);
}
.aside-card h3{font-size:1rem;color:var(--gold-soft);margin-bottom:14px}
.aside-list{list-style:none;padding:0;margin:0 0 18px}
.aside-list li{display:flex;gap:10px;font-size:.88rem;color:var(--mint);margin-bottom:11px;line-height:1.55}
.aside-list i{color:var(--gold);margin-top:5px;font-size:.72rem}
.aside-facts{display:flex;flex-direction:column;gap:12px;margin:0}
.aside-facts .fact{display:flex;justify-content:space-between;align-items:baseline;gap:12px;border-bottom:1px dashed rgba(245,158,11,.16);padding-bottom:10px}
.aside-facts .fact:last-child{border-bottom:0;padding-bottom:0}
.aside-facts .fact span{font-size:.82rem;color:var(--olive)}
.aside-facts .fact strong{font-size:1rem;color:var(--gold-soft)}
.aside-note{font-size:.79rem;color:var(--olive);margin:14px 0 0;line-height:1.55}
/* GRIDS & CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.card{
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;height:100%;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.card .icon-box{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-soft);font-size:1.12rem;margin-bottom:15px;
}
.card h3{font-size:1.06rem;color:var(--ivory);margin-bottom:10px}
.card p{color:var(--mint);opacity:.86;font-size:.92rem;margin-bottom:0}
.tag{
  display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.1);border:1px solid var(--gold-dim);
  border-radius:999px;padding:4px 11px;margin-bottom:12px;
}
.tag-dragon{color:#FECACA;background:rgba(220,38,38,.16);border-color:rgba(220,38,38,.36)}
/* STATS */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.stat{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  background:rgba(5,31,20,.62);position:relative;overflow:hidden;
}
.stat::before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:linear-gradient(180deg,var(--gold-soft),var(--gold))}
.stat strong{display:block;font-size:clamp(1.6rem,3vw,2.1rem);color:var(--gold-soft);line-height:1.1;margin-bottom:8px}
.stat span{font-size:.86rem;color:var(--mint);opacity:.85;display:block;line-height:1.55}
/* COMPARE */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:rgba(5,31,20,.5)}
table.compare{width:100%;border-collapse:collapse;min-width:620px}
table.compare th,table.compare td{padding:15px 18px;text-align:left;font-size:.91rem;border-bottom:1px solid rgba(245,158,11,.12)}
table.compare thead th{background:rgba(245,158,11,.1);color:var(--gold-soft);font-weight:700;font-size:.86rem;letter-spacing:.02em}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:rgba(245,158,11,.05)}
table.compare td:first-child{color:var(--ivory);font-weight:600}
table.compare .good{color:var(--gold-soft)}
table.compare .bad{color:#FCA5A5}
/* TIMELINE */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap);position:relative}
.tl-item{border-top:2px solid var(--gold-dim);padding-top:20px;position:relative}
.tl-item::before{
  content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 4px rgba(245,158,11,.16);
}
.tl-item h3{font-size:.98rem;color:var(--gold-soft);margin-bottom:8px}
.tl-item p{font-size:.88rem;color:var(--mint);opacity:.85;margin:0}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(5,31,20,.6);overflow:hidden;transition:border-color .24s ease,background .24s ease;
}
.faq-item[open]{border-color:var(--gold-dim);background:rgba(15,58,39,.72)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:.97rem;color:var(--ivory);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold);font-size:.82rem;transition:transform .24s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--mint);opacity:.88;font-size:.92rem;line-height:1.7}
/* CTA FORM */
.cta-band{
  border:1px solid var(--gold-dim);border-radius:calc(var(--radius) + 6px);
  background:linear-gradient(140deg,rgba(15,58,39,.92),rgba(5,31,20,.95));
  padding:clamp(26px,4vw,48px);box-shadow:var(--shadow);
}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,3.4vw,44px);align-items:start}
.cta-grid h2{font-size:clamp(1.35rem,2.6vw,1.9rem);margin-bottom:12px}
.cta-grid p{color:var(--mint);opacity:.88;margin-bottom:18px}
.cta-points{list-style:none;padding:0;margin:0}
.cta-points li{display:flex;gap:10px;font-size:.9rem;color:var(--mint);margin-bottom:11px}
.cta-points i{color:var(--gold);margin-top:5px;font-size:.75rem}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1 / -1}
.form-field label{font-size:.82rem;font-weight:600;color:var(--mint);letter-spacing:.01em}
.form-field input,.form-field select{
  background:rgba(5,31,20,.75);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--ivory);padding:12px 14px;font-size:.93rem;font-family:inherit;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.form-field input::placeholder{color:rgba(163,163,117,.75)}
.form-field input:focus,.form-field select:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.16);
}
.form-msg{font-size:.87rem;color:var(--gold-soft);margin:12px 0 0;min-height:20px}
/* POST LIST */
.post-card{display:flex;flex-direction:column}
.post-card h3{font-size:1rem;line-height:1.45}
.post-card h3 a:hover{color:var(--gold-soft)}
.post-card .post-meta{font-size:.78rem;color:var(--olive);margin-top:14px}
.list-more{margin-top:32px}
/* FOOTER */
.site-footer{border-top:1px solid var(--line);background:rgba(4,22,15,.92);padding:clamp(42px,6vw,72px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--gap)}
.footer-brand p{font-size:.88rem;color:var(--mint);opacity:.78;max-width:400px;margin-top:6px}
.footer-col h4{font-size:.86rem;letter-spacing:.09em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{font-size:.87rem;color:var(--mint);opacity:.82;margin-bottom:10px;line-height:1.55}
.footer-col a:hover{color:var(--gold-soft)}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
  font-size:.8rem;color:var(--olive);
}
.badge-18{
  display:inline-grid;place-items:center;min-width:38px;height:26px;padding:0 9px;
  border:1px solid var(--gold-dim);border-radius:8px;color:var(--gold-soft);
  font-weight:800;font-size:.76rem;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#3A2408,#0B2E1E 72%);
  border:2px solid var(--gold);color:var(--gold-soft);font-size:1.2rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);opacity:.85;
  transition:transform .24s ease,opacity .24s ease,box-shadow .24s ease;
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab i{transition:transform .5s ease}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 8px 32px rgba(245,158,11,.5)}
.fab:hover i{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab::after{
  content:"";position:absolute;top:-1px;right:-1px;width:13px;height:13px;border-radius:50%;
  background:var(--dragon);box-shadow:0 0 0 2px var(--bg-deep);
}
@keyframes fabFloat{0%,100%{translate:0 0}50%{translate:0 -6px}}
/* RESPONSIVE */
@media (max-width:1024px){
  .article-hero-grid,.layout-article,.cta-grid{grid-template-columns:1fr}
  .grid-3,.grid-4,.timeline,.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .aside-sticky{position:static}
  .cover-frame{transform:none}
  .nav-links{
    position:fixed;left:0;right:0;top:72px;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:12px 20px 18px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-cta .btn-ghost{display:none}
}
@media (max-width:768px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .article-meta{gap:14px}
  .prose{max-width:none}
}
@media (max-width:560px){
  .container-x{padding:0 16px}
  .grid-4,.stat-grid,.timeline,.form-grid{grid-template-columns:1fr}
  .nav-cta{display:none}
  .nav-wrap{gap:12px}
  .brand-text strong{font-size:.88rem}
  .btn{padding:10px 16px;font-size:.86rem}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: category1 */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0F3A27;
  --gold:#F59E0B;
  --gold-soft:#FCD34D;
  --gold-dim:rgba(245,158,11,.32);
  --dragon:#DC2626;
  --ok:#10B981;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.18);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(0,0,0,.42);
  --shadow-soft:0 10px 26px rgba(0,0,0,.28);
  --gap:clamp(18px,3vw,34px);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(245,158,11,.14),transparent 60%),
    radial-gradient(900px 520px at 5% 20%,rgba(16,185,129,.10),transparent 62%),
    linear-gradient(160deg,var(--bg-deep) 0%,var(--bg-velvet) 55%,#04160F 100%);
  color:var(--ivory);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{line-height:1.25;margin:0 0 14px;font-weight:800;letter-spacing:-.01em;color:var(--ivory)}
h1{font-size:clamp(1.85rem,4vw,2.9rem)}
h2{font-size:clamp(1.5rem,2.8vw,2.15rem)}
h3{font-size:1.1rem}
p{margin:0 0 14px}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-soft)}
::selection{background:var(--gold);color:#1B1206}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:clamp(46px,7vw,86px) 0;position:relative}
.section--tight{padding:clamp(34px,5vw,58px) 0}
.section--alt{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,0))}
.section--panel{background:rgba(11,46,30,.62);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.09);
  border:1px solid var(--gold-dim);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{max-width:800px;margin-bottom:34px}
.section-head p{color:var(--mint);opacity:.86;margin:0}
.lead{font-size:1.02rem;color:var(--mint);opacity:.9}
.text-muted-2{color:var(--olive)}
.text-gold{color:var(--gold-soft)}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);
  color:#1B1206;font-weight:800;font-size:1.02rem;
  box-shadow:0 8px 20px rgba(245,158,11,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.98rem;font-weight:800;color:var(--ivory)}
.brand-text span{font-size:.7rem;color:var(--gold-soft);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  font-size:.9rem;font-weight:600;color:var(--mint);
  padding:9px 14px;border-radius:10px;white-space:nowrap;
}
.nav-links a:hover{background:rgba(245,158,11,.1);color:var(--gold-soft)}
.nav-links a.active{color:var(--gold-soft);background:rgba(245,158,11,.14)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{display:none;background:transparent;border:1px solid var(--gold-dim);color:var(--gold-soft);border-radius:10px;width:44px;height:42px;font-size:1.05rem}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:.92rem;border-radius:12px;padding:11px 22px;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .24s ease,border-color .24s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#25180A;box-shadow:0 10px 24px rgba(245,158,11,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45);color:#25180A}
.btn-ghost{background:transparent;border-color:var(--gold-dim);color:var(--gold-soft)}
.btn-ghost:hover{background:rgba(245,158,11,.12);transform:translateY(-2px);color:var(--gold-soft)}
.btn-outline-light-2{border-color:rgba(209,250,229,.28);color:var(--mint)}
.btn-outline-light-2:hover{border-color:var(--gold);color:var(--gold-soft)}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}

/* HERO */
.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(115deg,rgba(5,31,20,.95) 0%,rgba(5,31,20,.84) 42%,rgba(11,46,30,.68) 100%),url('/assets/images/97fd6457e68fba27.jpg');
  background-size:cover;background-position:center;
}
.hero-inner{padding:clamp(48px,7vw,96px) 0 clamp(40px,6vw,70px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);gap:var(--gap);align-items:start}
.hero h1 .hl{background:linear-gradient(120deg,var(--gold-soft),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.03rem;color:var(--mint);max-width:650px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:8px}
.hero-side{
  background:rgba(5,31,20,.74);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
}
.hero-side h3{font-size:1.02rem;color:var(--gold-soft);margin-bottom:14px}
.check-list{list-style:none;padding:0;margin:0 0 18px}
.check-list li{display:flex;gap:10px;font-size:.9rem;color:var(--mint);margin-bottom:11px}
.check-list i{color:var(--gold);margin-top:5px;font-size:.82rem}
.hero-side .note{font-size:.8rem;color:var(--olive);margin:0;border-top:1px dashed var(--line);padding-top:14px}

/* GRIDS + CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.card{
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
  height:100%;
}
.card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.card .icon-box{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-soft);font-size:1.12rem;margin-bottom:15px;
}
.card p{color:var(--mint);opacity:.86;font-size:.92rem;margin-bottom:0}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.1);border:1px solid var(--gold-dim);
  border-radius:999px;padding:5px 12px;
}
.tag--dragon{color:#FECACA;background:rgba(220,38,38,.14);border-color:rgba(220,38,38,.4)}

/* METRIC STRIP */
.metric-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.metric{background:rgba(5,31,20,.92);padding:26px 22px}
.metric strong{
  display:block;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;line-height:1.1;
  background:linear-gradient(120deg,var(--gold-soft),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric span{display:block;font-size:.86rem;color:var(--mint);opacity:.86;margin-top:9px}

/* SPLIT + CHI MATRIX */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:var(--gap);align-items:center}
.figure{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:rgba(5,31,20,.6)}
.figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.figure figcaption{font-size:.8rem;color:var(--olive);padding:12px 16px;border-top:1px solid var(--line)}
.chi-list{display:grid;gap:14px}
.chi{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;
  padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(15,58,39,.5);
}
.chi .num{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-soft);font-weight:800;font-size:.9rem;
  border:1px solid var(--gold-dim);
}
.chi h3{font-size:1rem;margin-bottom:6px}
.chi p{margin:0;font-size:.9rem;color:var(--mint);opacity:.86}
.callout{
  margin-top:16px;padding:16px 18px;border-radius:var(--radius-sm);
  border-left:3px solid var(--dragon);background:rgba(220,38,38,.08);
  font-size:.9rem;color:var(--mint);
}
.callout strong{color:#FECACA}

/* COMPARE */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.compare-panel{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:rgba(5,31,20,.72)}
.compare-panel.is-good{border-color:var(--gold-dim);background:linear-gradient(165deg,rgba(245,158,11,.1),rgba(5,31,20,.88))}
.compare-panel h3{margin-bottom:6px}
.compare-panel .panel-kicker{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--olive);margin-bottom:12px;display:block}
.tick-list{list-style:none;padding:0;margin:0}
.tick-list li{display:flex;gap:11px;font-size:.92rem;color:var(--mint);padding:11px 0;border-bottom:1px dashed rgba(245,158,11,.14)}
.tick-list li:last-child{border-bottom:0}
.tick-list i{margin-top:5px;font-size:.82rem}
.tick-list .i-bad{color:#F87171}
.tick-list .i-good{color:var(--ok)}

/* TIMELINE */
.timeline{display:grid;gap:0}
.step{display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;padding:0 0 28px;position:relative}
.step:not(:last-child)::before{content:"";position:absolute;left:31px;top:60px;bottom:8px;width:1px;background:linear-gradient(180deg,var(--gold-dim),transparent)}
.step .dot{
  width:64px;height:64px;border-radius:18px;display:grid;place-items:center;
  background:rgba(245,158,11,.1);border:1px solid var(--gold-dim);color:var(--gold-soft);
  font-weight:800;font-size:1.02rem;
}
.step h3{margin-bottom:8px;font-size:1.06rem}
.step p{color:var(--mint);opacity:.86;font-size:.93rem;margin:0}

/* MISTAKES */
.mistake-list{display:grid;gap:14px}
.mistake{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;
  padding:20px 22px;border-left:3px solid var(--dragon);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:rgba(220,38,38,.06);
}
.mistake .badge-x{
  align-self:start;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:#FECACA;background:rgba(220,38,38,.18);border:1px solid rgba(220,38,38,.42);
  border-radius:999px;padding:5px 11px;white-space:nowrap;
}
.mistake h3{font-size:1rem;margin-bottom:6px}
.mistake p{margin:0;font-size:.91rem;color:var(--mint);opacity:.86}

/* CATEGORY ENTRY */
.cat-entry{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.cat-card{
  display:flex;flex-direction:column;gap:10px;height:100%;
  padding:26px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.9));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft);color:var(--ivory)}
.cat-card.is-current{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold-dim),var(--shadow-soft)}
.cat-card h3{margin:0;font-size:1.08rem}
.cat-card p{margin:0;font-size:.91rem;color:var(--mint);opacity:.86}
.cat-card .cat-more{margin-top:auto;font-size:.84rem;font-weight:700;color:var(--gold-soft);display:inline-flex;align-items:center;gap:8px}

/* FAQ */
.faq-wrap{max-width:920px}
.faq-acc .accordion-item{
  background:rgba(5,31,20,.7);border:1px solid var(--line);border-radius:var(--radius-sm) !important;
  margin-bottom:12px;overflow:hidden;
}
.faq-acc .accordion-button{
  background:transparent;color:var(--ivory);font-weight:700;font-size:1rem;
  padding:20px 56px 20px 20px;box-shadow:none;border-radius:0;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--gold-soft);background:rgba(245,158,11,.08)}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--gold-dim);outline-offset:-2px}
.faq-acc .accordion-button::after{display:none}
.faq-acc .accordion-button::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:1.35rem;font-weight:700;color:var(--gold);line-height:1;
}
.faq-acc .accordion-button:not(.collapsed)::before{content:"–"}
.faq-acc .accordion-body{color:var(--mint);opacity:.9;font-size:.93rem;padding:0 20px 20px}

/* CTA */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:var(--gap);align-items:start;
  border:1px solid var(--line);border-radius:calc(var(--radius) + 4px);
  padding:clamp(24px,4vw,44px);
  background-image:linear-gradient(140deg,rgba(245,158,11,.12),rgba(5,31,20,.92) 58%),url('/assets/images/fb29a2e541299fdd.jpg');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow);
}
.cta-panel h2{margin-bottom:14px}
.cta-panel .lead{margin-bottom:20px}
.cta-panel .check-list li{font-size:.9rem}
.form-grid{display:grid;gap:14px}
.field label{display:block;font-size:.8rem;font-weight:600;color:var(--mint);margin-bottom:6px;letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  border:1px solid rgba(209,250,229,.18);background:rgba(5,31,20,.75);
  color:var(--ivory);font-family:inherit;font-size:.94rem;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--gold) 50%),linear-gradient(135deg,var(--gold) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.16)}
.field input::placeholder,.field textarea::placeholder{color:rgba(163,163,117,.85)}
.form-note{font-size:.78rem;color:var(--olive);margin:0}
.form-msg{
  display:none;margin-top:14px;padding:12px 15px;border-radius:var(--radius-sm);
  background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.36);color:var(--mint);font-size:.88rem;
}
.form-msg.show{display:block}

/* FAB */
.fab-royal{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#3E2C09 0%,#1A1206 64%,#0A0803 100%);
  border:2px solid var(--gold);color:var(--gold-soft);font-size:1.18rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);opacity:.84;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab-royal:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 30px rgba(245,158,11,.5);color:var(--gold-soft)}
.fab-royal:active{transform:scale(.95) translateY(2px)}
.fab-royal .fab-dot{position:absolute;top:3px;right:3px;width:13px;height:13px;border-radius:50%;background:var(--dragon);box-shadow:0 0 0 2px #ffffff}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* FOOTER */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(5,31,20,.6),rgba(4,22,15,.96));
  padding:clamp(40px,6vw,68px) 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--gap)}
.footer-brand p{color:var(--mint);opacity:.78;font-size:.9rem;max-width:390px}
.footer-col h4{font-size:.84rem;text-transform:uppercase;letter-spacing:.12em;color:var(--gold-soft);margin-bottom:14px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{font-size:.89rem;color:var(--mint);opacity:.85;margin-bottom:10px}
.footer-col a{color:var(--mint)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  font-size:.82rem;color:var(--olive);
}
.badge-18{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  border:1px solid var(--gold-dim);color:var(--gold-soft);font-weight:700;font-size:.76rem;margin-left:auto;
}

/* RESPONSIVE */
@media (max-width:1024px){
  .nav-toggle{display:grid;place-items:center;margin-left:auto;order:3}
  .nav-links{
    order:4;flex-direction:column;align-items:stretch;gap:4px;width:100%;
    display:none;padding:14px 0 6px;margin-left:0;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:12px}
  .nav-wrap{flex-wrap:wrap;padding-top:10px;padding-bottom:10px;gap:12px}
  .nav-cta{order:2;margin-left:auto}
  .hero-grid{grid-template-columns:minmax(0,1fr)}
  .split{grid-template-columns:minmax(0,1fr)}
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-entry{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-panel{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .figure img{aspect-ratio:16/10}
}
@media (max-width:640px){
  .container-x{padding:0 16px}
  .grid-3,.grid-4,.grid-2,.compare,.cat-entry,.metric-strip{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .step{grid-template-columns:52px minmax(0,1fr);gap:16px}
  .step .dot{width:52px;height:52px;border-radius:14px;font-size:.9rem}
  .step:not(:last-child)::before{left:25px;top:48px}
  .mistake{grid-template-columns:minmax(0,1fr);gap:12px}
  .hero-actions .btn{width:100%}
  .badge-18{margin-left:0}
}
@media (max-width:520px){
  h1{font-size:1.66rem}
  h2{font-size:1.36rem}
  .card,.compare-panel,.cat-card,.chi{padding:20px}
  .fab-royal{left:12px;bottom:84px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0F3A27;
  --gold:#F59E0B;
  --gold-soft:#FCD34D;
  --gold-dim:rgba(245,158,11,.32);
  --dragon:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.18);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(0,0,0,.42);
  --shadow-soft:0 10px 26px rgba(0,0,0,.28);
  --gap:clamp(18px,3vw,34px);
  --container:1200px;
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(245,158,11,.14),transparent 60%),
    radial-gradient(900px 520px at 5% 20%,rgba(16,185,129,.10),transparent 62%),
    linear-gradient(160deg,var(--bg-deep) 0%,var(--bg-velvet) 55%,#04160F 100%);
  color:var(--ivory);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-soft)}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;line-height:1.24}
h1{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h2{font-size:clamp(1.35rem,2.6vw,1.9rem)}
h3{font-size:1.08rem}
p{margin:0 0 14px}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:clamp(46px,7vw,86px) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,0))}
.section--panel{background:rgba(11,46,30,.62);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.09);
  border:1px solid var(--gold-dim);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{max-width:760px;margin-bottom:34px}
.section-head p{color:var(--mint);opacity:.86;margin:0}
.text-muted-2{color:var(--olive)}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);
  color:#1B1206;font-weight:800;font-size:1.02rem;
  box-shadow:0 8px 20px rgba(245,158,11,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.98rem;font-weight:800;color:var(--ivory)}
.brand-text span{font-size:.7rem;color:var(--gold-soft);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  font-size:.9rem;font-weight:600;color:var(--mint);
  padding:9px 14px;border-radius:10px;white-space:nowrap;
}
.nav-links a:hover{background:rgba(245,158,11,.1);color:var(--gold-soft)}
.nav-links a.active{color:var(--gold-soft);background:rgba(245,158,11,.14)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:.92rem;border-radius:12px;padding:11px 22px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .24s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#25180A;box-shadow:0 10px 24px rgba(245,158,11,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45);color:#25180A}
.btn-ghost{background:transparent;border-color:var(--gold-dim);color:var(--gold-soft)}
.btn-ghost:hover{background:rgba(245,158,11,.12);transform:translateY(-2px);color:var(--gold-soft)}
.btn-outline-light-2{border-color:rgba(209,250,229,.28);color:var(--mint)}
.btn-outline-light-2:hover{border-color:var(--gold);color:var(--gold-soft)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--gold-dim);color:var(--gold-soft);border-radius:10px;width:44px;height:42px;font-size:1.05rem}
/* PAGE HERO */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:linear-gradient(120deg,rgba(5,31,20,.95) 0%,rgba(5,31,20,.84) 46%,rgba(11,46,30,.7) 100%),url('/assets/images/f740361f66491537.jpg');
  background-size:cover;background-position:center;
}
.page-hero-inner{padding:clamp(46px,7vw,92px) 0 clamp(38px,6vw,68px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:var(--gap);align-items:start}
.page-hero h1{margin-bottom:18px}
.page-hero h1 .hl{background:linear-gradient(120deg,var(--gold-soft),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.03rem;color:var(--mint);max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-side{
  background:rgba(5,31,20,.74);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.hero-side h3{font-size:1.02rem;color:var(--gold-soft);margin-bottom:14px}
.check-list{list-style:none;padding:0;margin:0 0 18px}
.check-list li{display:flex;gap:10px;font-size:.9rem;color:var(--mint);margin-bottom:11px}
.check-list i{color:var(--gold);margin-top:4px}
.hero-side .note{font-size:.8rem;color:var(--olive);margin:0}
.stat-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:30px}
.stat-strip .stat{
  background:rgba(5,31,20,.6);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 18px;
}
.stat-strip .stat strong{display:block;font-size:1.4rem;color:var(--gold-soft);line-height:1.1}
.stat-strip .stat span{font-size:.8rem;color:var(--olive)}
/* GRIDS & CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.card{
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;height:100%;
}
.card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.card .icon-box{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-soft);font-size:1.12rem;margin-bottom:15px;
}
.card h3{color:var(--ivory);margin-bottom:9px}
.card p{color:var(--mint);opacity:.86;font-size:.92rem;margin-bottom:0}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.1);border:1px solid var(--gold-dim);
  border-radius:999px;padding:4px 11px;margin-bottom:12px;
}
.tag-red{color:#FECACA;background:rgba(220,38,38,.14);border-color:rgba(220,38,38,.34)}
/* STEP FLOW */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap);counter-reset:step}
.flow-item{position:relative;padding-top:12px}
.flow-item .num{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);color:#1B1206;font-weight:800;margin-bottom:14px;
}
.flow-item h3{font-size:1rem;margin-bottom:8px;color:var(--ivory)}
.flow-item p{font-size:.9rem;color:var(--mint);opacity:.85;margin:0}
/* ALERT / COMPARE */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.compare-box{
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  background:linear-gradient(165deg,rgba(15,58,39,.8),rgba(5,31,20,.9));
}
.compare-box.good{border-color:rgba(245,158,11,.4)}
.compare-box.bad{border-color:rgba(220,38,38,.34)}
.compare-box h3{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.compare-box ul{list-style:none;padding:0;margin:0}
.compare-box li{display:flex;gap:10px;font-size:.9rem;color:var(--mint);margin-bottom:10px}
.compare-box.good i{color:var(--gold)}
.compare-box.bad i{color:#F87171}
/* MILESTONE */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--gold-dim)}
.timeline-item{position:relative;margin-bottom:26px}
.timeline-item::before{
  content:"";position:absolute;left:-26px;top:5px;width:16px;height:16px;border-radius:50%;
  background:var(--bg-deep);border:3px solid var(--gold);
}
.timeline-item h3{font-size:1rem;margin-bottom:6px;color:var(--ivory)}
.timeline-item span{font-size:.76rem;color:var(--gold-soft);text-transform:uppercase;letter-spacing:.08em}
.timeline-item p{font-size:.9rem;color:var(--mint);opacity:.85;margin:6px 0 0}
/* LIST / NEWS */
.post-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.post-card{
  background:linear-gradient(165deg,rgba(15,58,39,.8),rgba(5,31,20,.92));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;display:flex;flex-direction:column;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:rgba(5,31,20,.6)}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;gap:12px;font-size:.76rem;color:var(--olive)}
.post-body h3{font-size:1rem;color:var(--ivory);margin:0}
.post-body h3 a:hover{color:var(--gold-soft)}
.post-body p{font-size:.88rem;color:var(--mint);opacity:.82;margin:0}
.post-link{margin-top:auto;font-size:.85rem;font-weight:700;color:var(--gold-soft)}
.empty-note{color:var(--olive);font-size:.95rem}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(15,58,39,.55);overflow:hidden;
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:.98rem;color:var(--ivory);
  display:flex;justify-content:space-between;gap:14px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold-soft);font-size:.8rem;transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:.92rem;color:var(--mint);opacity:.88}
/* CTA */
.cta-band{
  border:1px solid rgba(245,158,11,.4);border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(245,158,11,.14),rgba(5,31,20,.9));
  padding:clamp(28px,5vw,48px);text-align:center;
}
.cta-band h2{margin-bottom:12px}
.cta-band p{color:var(--mint);max-width:720px;margin:0 auto 24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
/* FOOTER */
.site-footer{border-top:1px solid var(--line);background:rgba(4,22,15,.92);padding:clamp(40px,6vw,64px) 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:var(--gap);margin-bottom:34px}
.footer-brand p{font-size:.88rem;color:var(--mint);opacity:.8;margin:0;max-width:340px}
.footer-col h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gold-soft);margin-bottom:14px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{font-size:.87rem;color:var(--mint);opacity:.85;margin-bottom:9px}
.footer-col a{color:var(--mint)}
.footer-col a:hover{color:var(--gold-soft)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;font-size:.82rem;color:var(--olive);
}
.badge-18{
  font-size:.72rem;font-weight:800;color:#FECACA;background:rgba(220,38,38,.16);
  border:1px solid rgba(220,38,38,.36);border-radius:6px;padding:3px 8px;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold-soft),var(--gold));
  color:#25180A;font-size:1.2rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 10px 32px rgba(245,158,11,.5);color:#25180A}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .dot{
  position:absolute;top:6px;right:6px;width:12px;height:12px;border-radius:50%;
  background:var(--dragon);box-shadow:0 0 0 2px rgba(255,255,255,.9);
}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);padding:12px 20px 20px;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .nav-cta .btn-ghost{display:none}
}
@media (max-width:768px){
  .grid-3,.grid-2,.compare{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .post-list{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .brand-text strong{font-size:.86rem}
  .stat-strip{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0F3A27;
  --gold:#F59E0B;
  --gold-soft:#FCD34D;
  --gold-dim:rgba(245,158,11,.32);
  --dragon:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.18);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(0,0,0,.42);
  --shadow-soft:0 10px 26px rgba(0,0,0,.28);
  --gap:clamp(18px,3vw,34px);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(245,158,11,.14),transparent 60%),
    radial-gradient(900px 520px at 5% 20%,rgba(16,185,129,.10),transparent 62%),
    linear-gradient(160deg,var(--bg-deep) 0%,var(--bg-velvet) 55%,#04160F 100%);
  color:var(--ivory);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-soft)}
h1,h2,h3,h4{font-weight:800;line-height:1.28;margin-top:0}
h1{font-size:clamp(1.7rem,3.5vw,2.7rem);letter-spacing:-.01em}
h2{font-size:clamp(1.35rem,2.5vw,2rem)}
h3{font-size:1.1rem}
p{margin-top:0}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:clamp(46px,7vw,86px) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,0))}
.section--panel{background:rgba(11,46,30,.62);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.09);
  border:1px solid var(--gold-dim);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{max-width:820px;margin-bottom:34px}
.section-head p{color:var(--mint);opacity:.86;margin:0}
.text-muted-2{color:var(--olive)}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);
  color:#1B1206;font-weight:800;font-size:1.02rem;
  box-shadow:0 8px 20px rgba(245,158,11,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.98rem;font-weight:800;color:var(--ivory)}
.brand-text span{font-size:.7rem;color:var(--gold-soft);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  font-size:.9rem;font-weight:600;color:var(--mint);
  padding:9px 14px;border-radius:10px;white-space:nowrap;
}
.nav-links a:hover{background:rgba(245,158,11,.1);color:var(--gold-soft)}
.nav-links a.active{color:var(--gold-soft);background:rgba(245,158,11,.14)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:.92rem;border-radius:12px;padding:11px 22px;
  border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .24s ease;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-soft),var(--gold));
  color:#25180A;box-shadow:0 10px 24px rgba(245,158,11,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45);color:#25180A}
.btn-ghost{background:transparent;border-color:var(--gold-dim);color:var(--gold-soft)}
.btn-ghost:hover{background:rgba(245,158,11,.12);transform:translateY(-2px);color:var(--gold-soft)}
.btn-outline-light-2{border-color:rgba(209,250,229,.28);color:var(--mint);background:transparent}
.btn-outline-light-2:hover{border-color:var(--gold);color:var(--gold-soft)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--gold-dim);color:var(--gold-soft);border-radius:10px;width:44px;height:42px;font-size:1.05rem}
/* HERO */
.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(120deg,rgba(5,31,20,.95) 0%,rgba(5,31,20,.84) 48%,rgba(11,46,30,.64) 100%),url('/assets/images/f740361f66491537.jpg');
  background-size:cover;background-position:center;
}
.hero-inner{padding:clamp(48px,7vw,96px) 0 clamp(40px,5vw,68px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:var(--gap);align-items:start}
.hero h1 .hl{background:linear-gradient(120deg,var(--gold-soft),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.03rem;color:var(--mint);max-width:660px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-side{
  background:rgba(5,31,20,.74);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.hero-side h3{color:var(--gold-soft);margin-bottom:14px}
.check-list{list-style:none;padding:0;margin:0 0 20px}
.check-list li{display:flex;gap:10px;font-size:.91rem;color:var(--mint);margin-bottom:11px}
.check-list i{color:var(--gold);margin-top:4px}
.hero-side .note{font-size:.8rem;color:var(--olive);margin:0}
/* GRIDS / CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.card{
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.92));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
  height:100%;
}
.card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.card .icon-box{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-soft);font-size:1.12rem;margin-bottom:15px;
}
.card h3{margin-bottom:10px}
.card p{color:var(--mint);opacity:.86;font-size:.93rem;margin-bottom:0}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--gold-soft);background:rgba(245,158,11,.1);border:1px solid var(--gold-dim);
  border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.tag-red{color:#FECACA;background:rgba(220,38,38,.16);border-color:rgba(220,38,38,.36)}
/* STAT BAR */
.stat-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stat-cell{background:rgba(5,31,20,.86);padding:24px 20px;text-align:left}
.stat-cell .num{font-size:1.7rem;font-weight:800;color:var(--gold-soft);line-height:1.1}
.stat-cell .lbl{font-size:.82rem;color:var(--mint);opacity:.82;margin-top:6px}
/* SPLIT */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:var(--gap);align-items:center}
.split-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover}
/* TABLE */
.rank-table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.rank-table th,.rank-table td{padding:14px 16px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line)}
.rank-table th{background:rgba(245,158,11,.1);color:var(--gold-soft);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.rank-table td{color:var(--mint)}
.rank-table tr:last-child td{border-bottom:none}
.rank-table tbody tr:hover{background:rgba(245,158,11,.05)}
/* STEPS */
.step-list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.step-list li{display:flex;gap:16px;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(5,31,20,.6)}
.step-list .step-num{
  flex-shrink:0;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#B45309);color:#1B1206;font-weight:800;font-size:.9rem;
}
.step-list h4{margin:0 0 6px;color:var(--ivory);font-size:1rem}
.step-list p{margin:0;font-size:.9rem;color:var(--mint);opacity:.86}
/* CATEGORY MATRIX */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.cat-card{
  display:flex;flex-direction:column;gap:12px;
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  background:linear-gradient(160deg,rgba(15,58,39,.9),rgba(5,31,20,.95));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.cat-card h3{margin:0;color:var(--ivory)}
.cat-card p{margin:0;font-size:.92rem;color:var(--mint);opacity:.86}
.cat-card .cat-link{margin-top:auto;font-weight:700;color:var(--gold-soft);font-size:.9rem}
.cat-card .cat-link i{margin-left:6px;transition:transform .22s ease}
.cat-card:hover .cat-link i{transform:translateX(5px)}
/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;background:rgba(5,31,20,.6);overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;color:var(--ivory);
  font-weight:700;font-size:.97rem;padding:18px 20px;display:flex;justify-content:space-between;gap:14px;cursor:pointer;
}
.faq-q i{color:var(--gold-soft);transition:transform .26s ease;flex-shrink:0;margin-top:3px}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease,padding .32s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:420px;padding:0 20px 18px}
.faq-a p{margin:0;font-size:.92rem;color:var(--mint);opacity:.88}
/* POST LIST */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.post-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(165deg,rgba(15,58,39,.85),rgba(5,31,20,.92));
  display:flex;flex-direction:column;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--gold-dim);box-shadow:var(--shadow-soft)}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:rgba(5,31,20,.7)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.post-meta{font-size:.76rem;color:var(--olive);letter-spacing:.04em;text-transform:uppercase;font-weight:600}
.post-body h3{font-size:1rem;margin:0;color:var(--ivory)}
.post-body p{font-size:.9rem;color:var(--mint);opacity:.84;margin:0}
.post-body .post-more{margin-top:auto;font-weight:700;font-size:.88rem;color:var(--gold-soft)}
.empty-note{color:var(--olive);font-size:.92rem;font-style:italic}
/* CTA BAND */
.cta-band{
  border:1px solid var(--gold-dim);border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(245,158,11,.13),rgba(5,31,20,.9));
  padding:clamp(26px,4vw,44px);display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:var(--gap);align-items:center;
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--mint);opacity:.88;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
/* FORM */
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:.84rem;color:var(--mint);font-weight:600}
.form-field input,.form-field select,.form-field textarea{
  background:rgba(5,31,20,.7);border:1px solid var(--line);border-radius:10px;
  padding:11px 14px;color:var(--ivory);font-size:.92rem;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.18);
}
.form-panel{border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,3.4vw,34px);background:rgba(5,31,20,.66);box-shadow:var(--shadow-soft)}
/* FOOTER */
.site-footer{border-top:1px solid var(--line);background:rgba(4,22,15,.94);padding:clamp(40px,6vw,64px) 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:var(--gap);margin-bottom:32px}
.footer-brand p{color:var(--mint);opacity:.8;font-size:.9rem;max-width:420px}
.footer-col h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.12em;color:var(--gold-soft);margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col li{font-size:.88rem;color:var(--mint);opacity:.82}
.footer-col a:hover{color:var(--gold-soft)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:.82rem;color:var(--olive);
}
.badge-18{border:1px solid var(--gold-dim);color:var(--gold-soft);border-radius:8px;padding:2px 10px;font-weight:700;font-size:.76rem}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 35% 30%,#1B1206,#0B2E1E 70%);
  border:2px solid var(--gold);color:var(--gold-soft);font-size:1.2rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);opacity:.85;
  transition:transform .24s ease,opacity .24s ease,box-shadow .24s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;color:var(--gold-soft);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .dot{position:absolute;top:4px;right:4px;width:13px;height:13px;border-radius:50%;background:var(--dragon);border:2px solid #F8FAFC}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid,.split,.cta-band{grid-template-columns:1fr}
  .grid-4,.stat-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.cat-grid,.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:12px 16px 18px;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-toggle{display:inline-grid;place-items:center;margin-left:auto}
  .nav-cta .btn-ghost{display:none}
  .grid-4,.grid-3,.grid-2,.cat-grid,.post-grid,.stat-bar,.form-grid{grid-template-columns:1fr}
  .rank-table{display:block;overflow-x:auto;white-space:nowrap}
}
@media (max-width:520px){
  .hero-inner{padding:38px 0 32px}
  .brand-text strong{font-size:.86rem}
  .btn{padding:10px 16px;font-size:.86rem}
  .footer-grid{grid-template-columns:1fr}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}