/* roulang page: index */
:root{
  --bg:#0A0A0A;
  --bg-soft:#111111;
  --surface:#171717;
  --surface-2:#1E1E1E;
  --line:rgba(255,255,255,.08);
  --line-warm:rgba(234,88,12,.34);
  --accent:#EA580C;
  --accent-2:#EF4444;
  --accent-soft:#FDBA74;
  --accent-dim:rgba(234,88,12,.14);
  --text:#FFFFFF;
  --muted:#A3A3A3;
  --muted-2:#737373;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 16px 44px rgba(0,0,0,.55);
  --glow:0 6px 26px rgba(234,88,12,.28);
  --shell:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.015em}
button,input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:8px}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,10,10,.9);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:1.02rem;box-shadow:0 6px 18px rgba(234,88,12,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-text strong{font-size:1rem;font-weight:800;color:#fff}
.brand-text small{font-size:.64rem;font-weight:600;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);color:#fff;display:grid;place-items:center;
}
.nav-collapse{display:flex;align-items:center;gap:18px;flex:1 1 auto}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{
  display:block;padding:9px 14px;border-radius:var(--radius-sm);
  font-size:.92rem;font-weight:600;color:#D4D4D4;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-menu a.active{color:#fff;background:var(--accent-dim);box-shadow:inset 0 0 0 1px var(--line-warm)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 17px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;
  color:#E5E5E5;background:transparent;border:1px solid var(--line);cursor:pointer;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-soft);background:rgba(234,88,12,.08)}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:700;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border:none;cursor:pointer;box-shadow:0 8px 22px rgba(234,88,12,.34);
}
.btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(234,88,12,.48)}
.btn-solid:active{transform:translateY(0) scale(.98)}
.btn-lg{padding:14px 26px;font-size:1rem;border-radius:12px}

/* ===== HERO ===== */
.hero{position:relative;overflow:hidden;padding:74px 0 68px;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:saturate(.9);opacity:.24;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,10,10,.96) 0%,rgba(10,10,10,.86) 46%,rgba(10,10,10,.72) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.32fr .95fr;gap:48px;align-items:start}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:.76rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
}
.tag-warn{background:rgba(239,68,68,.14);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.34)}
.hero-title{
  margin-top:20px;
  font-size:clamp(1.85rem,4.4vw,3rem);
  line-height:1.18;letter-spacing:-.02em;
}
.hero-title .hl{color:var(--accent-soft)}
.hero-lead{margin-top:20px;color:#C4C4C4;font-size:1.03rem;line-height:1.68;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:30px}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:.9rem;color:#BDBDBD;font-weight:500}
.hero-points i{color:var(--accent)}
.hero-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
}
.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-card-body{padding:22px 22px 24px}
.badge-hot{
  display:inline-block;padding:5px 12px;border-radius:999px;
  font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;
}
.hero-card-body h2{margin-top:14px;font-size:1.16rem;line-height:1.42}
.hero-card-body p{margin-top:10px;color:var(--muted);font-size:.92rem;line-height:1.66}
.hero-card-meta{display:flex;gap:18px;margin-top:16px;padding-top:15px;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted-2)}

/* ===== SECTIONS ===== */
.section{padding:78px 0}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:800px;margin-bottom:38px}
.sec-head h2{font-size:clamp(1.45rem,3vw,2.05rem)}
.sec-head p{margin-top:14px;color:var(--muted);font-size:.99rem;line-height:1.68}
.hl{color:var(--accent-soft)}

/* ===== METRICS ===== */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.metric{background:var(--surface);padding:28px 24px}
.metric-num{font-size:clamp(1.7rem,3vw,2.3rem);font-weight:800;color:var(--accent-soft);line-height:1.1}
.metric-label{margin-top:10px;font-size:.92rem;font-weight:700;color:#fff}
.metric p{margin-top:8px;color:var(--muted);font-size:.85rem;line-height:1.6}

/* ===== SIGNAL TRACK ===== */
.signal-track{display:flex;gap:16px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.signal-track::-webkit-scrollbar{height:6px}
.signal-track::-webkit-scrollbar-thumb{background:var(--line-warm);border-radius:99px}
.signal-card{
  flex:0 0 306px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;
}
.signal-card:hover{border-color:var(--line-warm);box-shadow:var(--glow);transform:translateY(-3px)}
.signal-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-dim);color:var(--accent-soft);font-size:1.05rem;
}
.signal-card h3{margin-top:16px;font-size:1.04rem}
.signal-card p{margin-top:9px;color:var(--muted);font-size:.88rem;line-height:1.62}

/* ===== FEATURED ===== */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.feat-card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:var(--glow)}
.feat-card img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.94}
.feat-body{padding:22px}
.feat-title{font-size:1.05rem;line-height:1.42}
.feat-desc{margin-top:10px;color:var(--muted);font-size:.88rem;line-height:1.62}
.feat-link{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:.86rem;font-weight:700;color:var(--accent-soft)}

/* ===== CATEGORY ENTRY ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.cat-card:hover{border-color:var(--line-warm);box-shadow:var(--glow);transform:translateY(-4px)}
.cat-card img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.9}
.cat-body{padding:22px;display:flex;flex-direction:column;flex:1}
.cat-title{font-size:1.06rem}
.cat-desc{margin-top:10px;color:var(--muted);font-size:.88rem;line-height:1.62;flex:1}
.cat-more{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:.86rem;font-weight:700;color:var(--accent-soft)}

/* ===== RANK LIST ===== */
.rank-list{border-top:1px solid var(--line)}
.rank-item{display:grid;grid-template-columns:56px 1fr 150px;gap:18px;align-items:center;padding:20px 6px;border-bottom:1px solid var(--line)}
.rank-item:hover{background:rgba(255,255,255,.02)}
.rank-no{font-size:1.3rem;font-weight:800;color:var(--muted-2)}
.rank-title{font-size:1.02rem;font-weight:700}
.rank-desc{margin-top:6px;color:var(--muted);font-size:.86rem;line-height:1.6}
.rank-level{text-align:right}
.lv{display:inline-block;padding:6px 13px;border-radius:999px;font-size:.74rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase}
.lv-max{background:rgba(239,68,68,.16);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.34)}
.lv-high{background:rgba(234,88,12,.16);color:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--line-warm)}
.lv-mid{background:rgba(255,255,255,.07);color:#D4D4D4;box-shadow:inset 0 0 0 1px var(--line)}

/* ===== FLOW ===== */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.flow-step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;position:relative}
.flow-step:hover{border-color:var(--line-warm);box-shadow:var(--glow)}
.flow-num{font-size:.8rem;font-weight:800;letter-spacing:.12em;color:var(--accent);text-transform:uppercase}
.flow-step h3{margin-top:12px;font-size:1.02rem}
.flow-step p{margin-top:9px;color:var(--muted);font-size:.87rem;line-height:1.62}

/* ===== COMPARE TABLE ===== */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.compare-table{width:100%;border-collapse:collapse;min-width:760px}
.compare-table th,.compare-table td{padding:18px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:.9rem;vertical-align:top}
.compare-table thead th{background:var(--surface-2);font-size:.82rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:#E5E5E5}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody th{font-weight:700;color:#fff;font-size:.9rem;width:210px}
.compare-table td{color:var(--muted);line-height:1.62}
.col-bad{color:#FCA5A5}
.col-good{color:#86EFAC}

/* ===== TIMELINE ===== */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent),rgba(234,88,12,.08))}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-34px;top:5px;width:20px;height:20px;border-radius:50%;background:var(--bg);border:2px solid var(--accent)}
.tl-date{font-size:.76rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-soft)}
.tl-text{margin-top:8px;color:#C9C9C9;font-size:.95rem;line-height:1.68}

/* ===== GUARD GRID ===== */
.guard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.guard-item{border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;background:linear-gradient(180deg,rgba(255,255,255,.02),transparent)}
.guard-item:hover{border-color:var(--line-warm)}
.guard-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(234,88,12,.12);color:var(--accent-soft)}
.guard-item h3{margin-top:15px;font-size:1rem}
.guard-item p{margin-top:8px;color:var(--muted);font-size:.86rem;line-height:1.6}

/* ===== NEWS ===== */
.news-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:30px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);transition:.24s}
.news-item:hover{border-color:var(--line-warm);box-shadow:var(--glow);transform:translateY(-3px)}
.news-link{display:block;padding:22px 24px}
.news-tag{display:inline-block;padding:4px 11px;border-radius:999px;font-size:.7rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;background:var(--accent-dim);color:var(--accent-soft)}
.news-title{margin-top:12px;font-size:1.04rem;line-height:1.45}
.news-desc{margin-top:9px;color:var(--muted);font-size:.87rem;line-height:1.62}
.news-date{display:block;margin-top:12px;font-size:.79rem;color:var(--muted-2)}
.news-side{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.news-side h3{font-size:1rem;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-item{display:block;padding:16px 0;border-bottom:1px solid var(--line)}
.side-item:last-child{border-bottom:none;padding-bottom:0}
.side-item .side-title{font-size:.92rem;font-weight:600;color:#E5E5E5;line-height:1.5}
.side-item:hover .side-title{color:var(--accent-soft)}
.side-item .side-date{margin-top:7px;font-size:.76rem;color:var(--muted-2)}
.empty-note{color:var(--muted);font-size:.92rem;padding:22px 0}

/* ===== CHECKLIST ===== */
.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 26px}
.check-item{display:flex;align-items:flex-start;gap:13px;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface)}
.check-item i{color:var(--accent);margin-top:3px}
.check-item span{font-size:.92rem;color:#D6D6D6;line-height:1.6}

/* ===== FAQ ===== */
.faq-acc .accordion-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.faq-acc .accordion-button{
  background:transparent;color:#fff;font-weight:700;font-size:1rem;
  padding:20px 22px;box-shadow:none;line-height:1.5;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--accent-dim);color:var(--accent-soft)}
.faq-acc .accordion-button::after{filter:brightness(0) invert(1);opacity:.7}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-acc .accordion-body{color:var(--muted);font-size:.92rem;line-height:1.72;padding:2px 22px 22px}

/* ===== CTA / FORM ===== */
.cta-band{background:linear-gradient(135deg,rgba(234,88,12,.14),rgba(239,68,68,.06));border-top:1px solid var(--line-warm);border-bottom:1px solid var(--line-warm)}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.cta-inner h2{font-size:clamp(1.4rem,2.8vw,1.95rem)}
.cta-inner p{margin-top:14px;color:#C9C9C9;font-size:.97rem;line-height:1.7}
.alert-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.form-row label{font-size:.82rem;font-weight:700;color:#D4D4D4}
.form-row input,.form-row select{
  width:100%;padding:13px 15px;border-radius:var(--radius-sm);
  background:#0F0F0F;border:1px solid var(--line);color:#fff;font-size:.92rem;
}
.form-row input::placeholder{color:#5C5C5C}
.form-row input:focus,.form-row select:focus{border-color:var(--accent);outline:none}
.form-note{margin-top:14px;font-size:.78rem;color:var(--muted-2);line-height:1.6}
.form-msg{margin-top:14px;font-size:.86rem;color:#86EFAC;font-weight:600;display:none}

/* ===== FOOTER ===== */
.site-footer{background:#070707;border-top:1px solid var(--line);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{color:var(--muted);font-size:.87rem;line-height:1.68;max-width:340px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.footer-badges span{
  padding:6px 12px;border-radius:999px;font-size:.72rem;font-weight:700;
  color:#BDBDBD;border:1px solid var(--line);background:rgba(255,255,255,.02);
}
.footer-col h4{font-size:.84rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:.88rem;color:var(--muted)}
.footer-col a:hover{color:var(--accent-soft)}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:.8rem;color:var(--muted-2);
}
.footer-bottom a{color:var(--muted-2)}
.footer-bottom a:hover{color:var(--accent-soft)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:18px;display:grid;place-items:center;
  background:rgba(16,16,16,.88);backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(16,16,16,.92),rgba(16,16,16,.92)),linear-gradient(135deg,#EA580C,#EF4444);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--accent-soft);font-size:1.1rem;
  box-shadow:0 0 20px rgba(234,88,12,.45);
  transition:transform .24s ease,box-shadow .24s ease,color .24s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab:hover{transform:scale(1.08);color:#fff;box-shadow:0 0 30px rgba(234,88,12,.75)}
.fab:active{transform:scale(.94)}
.fab-dot{position:absolute;top:6px;right:6px;width:10px;height:10px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 2px #0A0A0A}
@keyframes fabPulse{0%,100%{box-shadow:0 0 20px rgba(234,88,12,.42)}50%{box-shadow:0 0 30px rgba(239,68,68,.62)}}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid,.cat-grid,.guard-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .nav-collapse{
    position:absolute;left:0;right:0;top:100%;
    background:#0D0D0D;border-bottom:1px solid var(--line);
    padding:18px 20px 22px;display:none;flex-direction:column;align-items:stretch;gap:14px;
  }
  .nav-collapse.show{display:flex}
  .nav-menu{flex-direction:column;align-items:stretch;margin-left:0;gap:2px}
  .nav-menu a{padding:12px 14px;font-size:.95rem}
  .nav-actions{justify-content:stretch}
  .nav-actions .btn-ghost,.nav-actions .btn-solid{flex:1 1 auto}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero{padding:52px 0 48px}
  .rank-item{grid-template-columns:42px 1fr;gap:14px}
  .rank-level{grid-column:2;text-align:left}
  .checklist{grid-template-columns:1fr}
  .signal-card{flex:0 0 84vw}
}
@media (max-width:520px){
  .shell{padding:0 16px}
  .metrics-grid{grid-template-columns:1fr}
  .feat-grid,.cat-grid,.guard-grid,.flow-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn-solid,.hero-actions .btn-ghost{width:100%}
  .metric{padding:22px 18px}
  .fab{left:12px;bottom:86px;width:54px;height:54px}
}

/* roulang page: article */
:root{
  --bg:#0A0A0A;
  --bg-soft:#111111;
  --surface:#171717;
  --surface-2:#1E1E1E;
  --line:rgba(255,255,255,.08);
  --line-warm:rgba(234,88,12,.34);
  --accent:#EA580C;
  --accent-2:#EF4444;
  --accent-soft:#FDBA74;
  --accent-dim:rgba(234,88,12,.14);
  --text:#FFFFFF;
  --muted:#A3A3A3;
  --muted-2:#737373;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 16px 44px rgba(0,0,0,.55);
  --glow:0 6px 26px rgba(234,88,12,.28);
  --shell:1180px;
}
/* roulang page: article */
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:8px}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,10,10,.9);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:1.02rem;box-shadow:0 6px 18px rgba(234,88,12,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-text strong{font-size:1rem;font-weight:800;color:#fff}
.brand-text small{font-size:.64rem;font-weight:600;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);color:#fff;display:none;place-items:center;
}
.nav-collapse.collapse{display:flex;align-items:center;gap:18px;flex:1 1 auto}
.nav-menu{display:flex;align-items:center;gap:4px;margin:0 0 0 auto;padding:0;list-style:none}
.nav-menu a{
  display:block;padding:9px 14px;border-radius:var(--radius-sm);
  font-size:.92rem;font-weight:600;color:#D4D4D4;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-menu a.active{color:#fff;background:var(--accent-dim);box-shadow:inset 0 0 0 1px var(--line-warm)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 17px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;
  color:#E5E5E5;background:transparent;border:1px solid var(--line);cursor:pointer;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-soft);background:rgba(234,88,12,.08)}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:700;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border:none;cursor:pointer;box-shadow:0 8px 22px rgba(234,88,12,.34);
}
.btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(234,88,12,.48)}
.btn-solid:active{transform:translateY(0) scale(.98)}
.btn-lg{padding:14px 26px;font-size:1rem;border-radius:12px}

/* ===== ARTICLE HERO ===== */
.article-hero{position:relative;overflow:hidden;padding:52px 0 56px;border-bottom:1px solid var(--line)}
.article-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/90faed9ad5e2d7cf.jpg') center/cover no-repeat;
  opacity:.2;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(10,10,10,.97) 0%,rgba(10,10,10,.88) 52%,rgba(10,10,10,.74) 100%);
}
.article-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.45fr .78fr;gap:44px;align-items:start}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:.82rem;color:var(--muted)}
.crumb a:hover{color:var(--accent-soft)}
.crumb i{font-size:.6rem;color:var(--muted-2)}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:.76rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
}
.tag-warn{background:rgba(239,68,68,.14);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.34)}
.article-hero .tag-warn{margin-top:22px}
.article-title{
  margin-top:18px;
  font-size:clamp(1.6rem,3.7vw,2.55rem);
  line-height:1.22;letter-spacing:-.02em;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:20px;font-size:.85rem;color:var(--muted)}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--accent)}
.article-lead{margin-top:22px;max-width:760px;color:#C4C4C4;font-size:1.02rem;line-height:1.72}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.article-cover{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  background:var(--surface);box-shadow:var(--shadow);
}
.article-cover img{width:100%;aspect-ratio:4/3;object-fit:cover}
.article-cover figcaption{
  padding:14px 18px;font-size:.8rem;color:var(--muted-2);
  border-top:1px solid var(--line);line-height:1.6;
}

/* ===== SECTIONS ===== */
.section{padding:72px 0}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:780px;margin-bottom:34px}
.eyebrow{
  display:inline-block;font-size:.74rem;font-weight:800;letter-spacing:.15em;
  text-transform:uppercase;color:var(--accent-soft);
}
.sec-head h2{font-size:clamp(1.35rem,2.7vw,1.9rem);line-height:1.32;margin:10px 0 0}
.sec-head p{margin:12px 0 0;color:var(--muted);font-size:.96rem;line-height:1.72}

/* ===== METRICS ===== */
.metrics-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
}
.metric-cell{background:var(--surface);padding:24px 22px}
.metric-cell strong{display:block;font-size:1.75rem;font-weight:800;line-height:1.1;color:var(--accent-soft)}
.metric-cell span{display:block;margin-top:8px;font-size:.85rem;color:var(--muted);line-height:1.6}

/* ===== ARTICLE BODY (CMS) ===== */
.article-shell{max-width:900px">
}
.article-body{max-width:900px}
.editor-note{
  display:flex;gap:14px;padding:18px 20px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(234,88,12,.12),rgba(23,23,23,1));
  border:1px solid var(--line-warm);margin-bottom:30px;
}
.editor-note i{color:var(--accent);font-size:1.1rem;margin-top:3px}
.editor-note p{margin:0;font-size:.9rem;color:#E5E5E5;line-height:1.68}
.article-body h2{
  font-size:1.5rem;line-height:1.35;margin:38px 0 14px;
  padding-left:14px;border-left:4px solid var(--accent);
}
.article-body h3{font-size:1.14rem;line-height:1.45;margin:26px 0 10px;color:#F5F5F5}
.article-body p{margin:0 0 16px;color:#D4D4D4;line-height:1.75}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 18px;color:#D4D4D4}
.article-body li{margin-bottom:9px;line-height:1.7}
.article-body strong{color:#fff}
.article-body a{color:var(--accent-soft);text-decoration:underline}
.article-body img{border-radius:var(--radius);border:1px solid var(--line);margin:20px 0}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.92rem}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top}
.article-body th{background:var(--surface-2);color:#fff;font-weight:700}
.article-body blockquote{
  margin:20px 0;padding:16px 20px;background:var(--surface);
  border-left:3px solid var(--accent);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#E5E5E5;
}
.article-body blockquote p:last-child{margin-bottom:0}
.empty-state{
  padding:34px 26px;border:1px dashed var(--line-warm);border-radius:var(--radius-lg);
  background:var(--surface);text-align:left;
}
.empty-state h2{margin:0 0 12px;font-size:1.2rem;border:none;padding:0}
.empty-state p{margin:0 0 18px;color:var(--muted)}

/* ===== CHECK LIST ===== */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.check-item{
  display:flex;gap:13px;padding:18px 20px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.check-item:hover{border-color:var(--line-warm);transform:translateY(-3px);box-shadow:var(--glow)}
.check-item i{color:var(--accent);margin-top:4px;font-size:1rem}
.check-item h3{margin:0;font-size:.99rem;line-height:1.5}
.check-item p{margin:6px 0 0;font-size:.87rem;color:var(--muted);line-height:1.62}

/* ===== COMPARE ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;background:var(--surface)}
.compare-col.fake{border-color:rgba(239,68,68,.4);background:linear-gradient(165deg,rgba(239,68,68,.1),rgba(23,23,23,1))}
.compare-col.truth{border-color:var(--line-warm);background:linear-gradient(165deg,rgba(234,88,12,.1),rgba(23,23,23,1))}
.compare-col h3{margin:12px 0 14px;font-size:1.12rem}
.compare-col ul{margin:0;padding-left:0;list-style:none}
.compare-col li{display:flex;gap:11px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem;color:#D4D4D4;line-height:1.62}
.compare-col li:last-child{border-bottom:none}
.compare-col.fake li i{color:#F87171;margin-top:4px}
.compare-col.truth li i{color:var(--accent);margin-top:4px}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;
  font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
}
.chip-danger{background:rgba(239,68,68,.16);color:#FCA5A5}
.chip-ok{background:rgba(234,88,12,.2);color:var(--accent-soft)}

/* ===== TIMELINE ===== */
.timeline{position:relative;margin:0;padding:6px 0 0 26px;border-left:1px dashed var(--line-warm);list-style:none}
.tl-item{position:relative;padding:0 0 26px 18px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-7px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(234,88,12,.16);
}
.tl-item h3{margin:0 0 7px;font-size:1rem}
.tl-item p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.68}

/* ===== RISK CARDS ===== */
.risk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.risk-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.risk-card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:var(--glow)}
.risk-card i.ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-dim);color:var(--accent-soft);font-size:1.05rem;
  box-shadow:inset 0 0 0 1px var(--line-warm);
}
.risk-card h3{margin:16px 0 9px;font-size:1.04rem}
.risk-card p{margin:0;color:var(--muted);font-size:.89rem;line-height:1.66}

/* ===== PAYMENT BADGES ===== */
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pay-badge{
  display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;
  background:var(--surface-2);border:1px solid var(--line);font-size:.82rem;font-weight:600;color:#E5E5E5;
}
.pay-badge i{color:var(--accent-soft)}

/* ===== FAQ ===== */
.faq-list{max-width:900px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.faq-item[open]{border-color:var(--line-warm)}
.faq-item summary{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:17px 20px;cursor:pointer;font-weight:600;font-size:.97rem;list-style:none;
}
.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(--accent);
  font-size:.8rem;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item .faq-answer{padding:0 20px 20px;color:var(--muted);font-size:.91rem;line-height:1.75}

/* ===== CHANNELS ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px 24px;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.channel-card:hover{border-color:var(--line-warm);transform:translateY(-5px);box-shadow:var(--glow)}
.channel-card i.ico{font-size:1.3rem;color:var(--accent)}
.channel-card h3{margin:16px 0 9px;font-size:1.06rem}
.channel-card p{margin:0;color:var(--muted);font-size:.89rem;line-height:1.66}
.channel-card .go{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:.85rem;font-weight:700;color:var(--accent-soft)}
.more-row{margin-top:26px}

/* ===== CTA FORM ===== */
.cta-panel{
  border:1px solid var(--line-warm);border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(234,88,12,.14),rgba(17,17,17,1) 62%);
  padding:38px 34px;text-align:center;
}
.cta-panel h2{margin:14px 0 12px;font-size:clamp(1.3rem,2.6vw,1.85rem);line-height:1.32}
.cta-panel > p{margin:0 auto;max-width:660px;color:#C9C9C9;font-size:.95rem;line-height:1.72}
.warn-form{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
  max-width:760px;margin:28px auto 0;text-align:left;
}
.warn-form .full{grid-column:1 / -1}
.field label{display:block;font-size:.82rem;font-weight:600;color:#D4D4D4;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(10,10,10,.7);border:1px solid var(--line);color:#fff;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(234,88,12,.18);
}
.field textarea{min-height:118px;resize:vertical}
.form-foot{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between}
.form-foot small{color:var(--muted-2);font-size:.79rem;line-height:1.6;max-width:420px}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px 12px 15px;border-radius:999px;
  background:linear-gradient(rgba(10,10,10,.86),rgba(10,10,10,.86)) padding-box,
             linear-gradient(135deg,#EA580C,#EF4444,#FDBA74) border-box;
  border:1.5px solid transparent;
  box-shadow:0 0 20px rgba(234,88,12,.45);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  font-size:.85rem;font-weight:700;color:#fff;opacity:.85;
  transition:opacity .22s ease,transform .22s ease,box-shadow .22s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab i{color:var(--accent-soft);font-size:1rem}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.04);box-shadow:0 0 28px rgba(234,88,12,.62)}
.fab:active{transform:translateY(0) scale(.97)}
.fab .dot{
  position:absolute;top:4px;right:6px;width:10px;height:10px;border-radius:50%;
  background:#EF4444;box-shadow:0 0 0 2px #0A0A0A;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 16px rgba(234,88,12,.38)}
  50%{box-shadow:0 0 26px rgba(234,88,12,.68)}
}

/* ===== FOOTER ===== */
.site-footer{background:#080808;border-top:1px solid var(--line);padding:62px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:38px;padding-bottom:46px}
.footer-brand p{margin:18px 0 0;color:var(--muted);font-size:.89rem;line-height:1.72;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.footer-badges span{
  padding:6px 13px;border-radius:999px;font-size:.74rem;font-weight:600;
  color:#D4D4D4;background:var(--surface);border:1px solid var(--line);
}
.footer-col h4{margin:0 0 16px;font-size:.95rem;font-weight:700;color:#fff}
.footer-col ul{margin:0;padding:0;list-style:none}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:.88rem;color:var(--muted)}
.footer-col a:hover{color:var(--accent-soft)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;align-items:center;
  padding:20px 20px 28px;border-top:1px solid var(--line);
  font-size:.81rem;color:var(--muted-2);
}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .article-hero-inner{grid-template-columns:1fr;gap:32px}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .risk-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:991px){
  .nav-toggle{display:grid}
  .nav-collapse.collapse{display:none}
  .nav-collapse.collapse.show{
    display:flex;flex-direction:column;align-items:stretch;gap:14px;
    position:absolute;left:0;right:0;top:100%;
    background:rgba(10,10,10,.98);border-bottom:1px solid var(--line);
    padding:16px 20px 22px;
  }
  .nav-bar{position:relative;flex-wrap:wrap}
  .nav-menu{flex-direction:column;align-items:stretch;gap:4px;margin-left:0;width:100%}
  .nav-menu a{padding:11px 14px}
  .nav-actions{flex-direction:column;align-items:stretch}
  .nav-actions a{width:100%}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .article-hero{padding:38px 0 44px}
  .check-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .risk-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .cta-panel{padding:30px 22px}
  .warn-form{grid-template-columns:1fr}
  .form-foot{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .shell{padding:0 16px}
  .metrics-grid{grid-template-columns:1fr}
  .article-title{font-size:1.5rem}
  .brand-text small{display:none}
  .fab{padding:12px 14px;bottom:84px}
  .fab .fab-text{display:none}
  .article-body h2{font-size:1.28rem}
}

/* roulang page: category1 */
:root{
  --bg:#0A0A0A;
  --bg-soft:#111111;
  --surface:#171717;
  --surface-2:#1E1E1E;
  --line:rgba(255,255,255,.08);
  --line-warm:rgba(234,88,12,.34);
  --accent:#EA580C;
  --accent-2:#EF4444;
  --accent-soft:#FDBA74;
  --accent-dim:rgba(234,88,12,.14);
  --text:#FFFFFF;
  --muted:#A3A3A3;
  --muted-2:#737373;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 16px 44px rgba(0,0,0,.55);
  --glow:0 6px 26px rgba(234,88,12,.28);
  --shell:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:8px}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}

/* ===== HEADER / NAV ===== */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(10,10,10,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav-bar{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:1.02rem;box-shadow:0 6px 18px rgba(234,88,12,.4)}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-text strong{font-size:1rem;font-weight:800;color:#fff}
.brand-text small{font-size:.64rem;font-weight:600;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.nav-toggle{margin-left:auto;width:44px;height:44px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:#fff;display:grid;place-items:center}
.nav-collapse{display:flex;align-items:center;gap:18px;flex:1 1 auto}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{display:block;padding:9px 14px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:600;color:#D4D4D4;white-space:nowrap}
.nav-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-menu a.active{color:#fff;background:var(--accent-dim);box-shadow:inset 0 0 0 1px var(--line-warm)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 17px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;color:#E5E5E5;background:transparent;border:1px solid var(--line);cursor:pointer}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-soft);background:rgba(234,88,12,.08)}
.btn-solid{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 20px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));border:none;cursor:pointer;box-shadow:0 8px 22px rgba(234,88,12,.34)}
.btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(234,88,12,.48)}
.btn-solid:active{transform:translateY(0) scale(.98)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 20px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:700;color:var(--accent-soft);background:transparent;border:1px solid var(--line-warm);cursor:pointer}
.btn-outline:hover{background:var(--accent-dim);color:#fff;transform:translateY(-2px)}
.btn-lg{padding:14px 26px;font-size:1rem;border-radius:12px}
.btn-block{width:100%}

/* ===== BREADCRUMB ===== */
.crumb-bar{border-bottom:1px solid var(--line);background:var(--bg-soft)}
.crumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:9px;padding:14px 0;font-size:.82rem;color:var(--muted-2)}
.crumb-list li{display:flex;align-items:center;gap:9px}
.crumb-list a:hover{color:var(--accent-soft)}
.crumb-list .sep{color:#3F3F46}
.crumb-list .now{color:#D4D4D4;font-weight:600}

/* ===== HERO / BÁO CÁO ===== */
.page-hero{position:relative;overflow:hidden;padding:64px 0 72px;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2;filter:saturate(.85)}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(10,10,10,.97) 0%,rgba(10,10,10,.88) 48%,rgba(10,10,10,.7) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.28fr .92fr;gap:46px;align-items:start}
.tag{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.tag-warn{background:rgba(239,68,68,.14);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.34)}
.hero-title{margin:20px 0 0;font-size:clamp(1.8rem,4.2vw,2.85rem);line-height:1.18;letter-spacing:-.02em}
.hero-title .hl{color:var(--accent-soft)}
.hero-lead{margin-top:20px;color:#C4C4C4;font-size:1.02rem;line-height:1.68;max-width:660px}
.hero-points{display:flex;flex-direction:column;gap:11px;margin-top:26px}
.hero-points li{display:flex;align-items:flex-start;gap:11px;font-size:.92rem;color:#BDBDBD;font-weight:500}
.hero-points i{color:var(--accent);margin-top:4px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.toc{margin-top:34px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;max-width:660px}
.toc-head{display:flex;align-items:center;gap:10px;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft)}
.toc-list{margin-top:14px;counter-reset:toc;display:grid;gap:9px}
.toc-list li{counter-increment:toc;display:flex;gap:12px;font-size:.91rem;color:#CFCFCF;line-height:1.55}
.toc-list li::before{content:counter(toc,decimal-leading-zero);font-weight:800;color:var(--muted-2);font-size:.8rem;letter-spacing:.04em;flex:0 0 26px;padding-top:2px}
.report-side{display:grid;gap:18px}
.report-cover{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.report-cover img{width:100%;aspect-ratio:16/10;object-fit:cover}
.report-cover figcaption{padding:16px 20px;font-size:.8rem;color:var(--muted);border-top:1px solid var(--line)}
.lead-form{background:var(--surface);border:1px solid var(--line-warm);border-radius:var(--radius-lg);padding:24px 22px;box-shadow:var(--glow)}
.lead-form h3{margin:0;font-size:1.06rem;line-height:1.42}
.lead-form p.sub{margin:8px 0 0;font-size:.85rem;color:var(--muted);line-height:1.6}
.field{margin-top:14px;display:flex;flex-direction:column;gap:6px}
.field label{font-size:.76rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.field input,.field select{width:100%;padding:12px 14px;border-radius:var(--radius-sm);background:#101010;border:1px solid var(--line);color:#fff;font-size:.92rem}
.field input::placeholder{color:#5F5F5F}
.field input:focus,.field select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px rgba(234,88,12,.18)}
.form-note{margin:14px 0 0;font-size:.76rem;color:var(--muted-2);line-height:1.6}

/* ===== SECTION ===== */
.section{padding:76px 0}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:.74rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft)}
.section-title{margin:12px 0 0;font-size:clamp(1.4rem,2.9vw,2rem);line-height:1.28;letter-spacing:-.015em}
.section-lead{margin-top:14px;color:var(--muted);font-size:.96rem;line-height:1.7}
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:start}
.side-note{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-top:22px}
.side-note h3{margin:0;font-size:1rem}
.side-note p{margin:9px 0 0;font-size:.86rem;color:var(--muted);line-height:1.66}

/* ===== METRICS ===== */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;margin-top:34px}
.metric{background:var(--surface);padding:26px 22px}
.metric-value{font-size:1.9rem;font-weight:800;letter-spacing:-.03em;background:linear-gradient(135deg,#FDBA74,#EA580C);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric-label{margin-top:8px;font-size:.86rem;color:#D4D4D4;font-weight:600;line-height:1.5}
.metric-sub{margin-top:6px;font-size:.76rem;color:var(--muted-2)}
.data-strip{margin-top:22px;padding:16px 20px;border-left:3px solid var(--accent);background:var(--accent-dim);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.86rem;color:#E7E5E4;line-height:1.65}

/* ===== COMPARE ===== */
.compare-wrap{margin-top:32px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface)}
table.compare{width:100%;min-width:720px;border-collapse:collapse}
table.compare th,table.compare td{padding:16px 18px;text-align:left;vertical-align:top;font-size:.9rem;line-height:1.6;border-bottom:1px solid var(--line)}
table.compare thead th{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);background:var(--surface-2);font-weight:800}
table.compare tbody th{width:22%;color:#fff;font-size:.88rem;font-weight:700}
table.compare td.promise{color:#FDBA74;width:32%}
table.compare td.real{color:#D4D4D4}
table.compare tr:last-child th,table.compare tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:rgba(255,255,255,.025)}

/* ===== SCAM MATRIX ===== */
.scam-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.scam-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;display:flex;flex-direction:column;gap:10px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease}
.scam-card:hover{border-color:var(--line-warm);transform:translateY(-3px);box-shadow:var(--glow)}
.scam-card .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--accent-dim);color:var(--accent-soft);font-size:1.05rem;border:1px solid var(--line-warm)}
.risk{align-self:flex-start;padding:4px 11px;border-radius:999px;font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.risk-high{background:rgba(239,68,68,.16);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.3)}
.risk-mid{background:rgba(234,88,12,.16);color:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--line-warm)}
.scam-card h3{margin:0;font-size:1.02rem;line-height:1.45}
.scam-card p{margin:0;font-size:.87rem;color:var(--muted);line-height:1.64}
.scam-signal{margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);font-size:.8rem;color:#A3A3A3}
.scam-signal strong{color:var(--accent-soft)}

/* ===== STEPS ===== */
.steps{margin-top:34px;display:grid;gap:14px}
.step{display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px}
.step-num{font-size:1.4rem;font-weight:800;color:var(--accent);letter-spacing:-.03em}
.step h3{margin:0;font-size:1.02rem}
.step p{margin:8px 0 0;font-size:.88rem;color:var(--muted);line-height:1.66}

/* ===== TIMELINE ===== */
.timeline{margin-top:34px;display:grid;gap:0;border-left:2px solid var(--line-warm);padding-left:0}
.tl-item{position:relative;padding:0 0 26px 30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-9px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:3px solid var(--accent)}
.tl-day{font-size:.74rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft)}
.tl-item h3{margin:8px 0 0;font-size:1rem}
.tl-item p{margin:7px 0 0;font-size:.87rem;color:var(--muted);line-height:1.64}

/* ===== CATEGORY MATRIX ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.cat-card{display:flex;flex-direction:column;gap:12px;background:linear-gradient(160deg,var(--surface-2),var(--surface));border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease}
.cat-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--glow)}
.cat-card .cat-icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:1.1rem}
.cat-card h3{margin:0;font-size:1.06rem}
.cat-card p{margin:0;font-size:.87rem;color:var(--muted);line-height:1.64;flex:1 1 auto}
.cat-link{font-size:.84rem;font-weight:700;color:var(--accent-soft);display:inline-flex;align-items:center;gap:8px}
.cat-card:hover .cat-link{color:#fff}

/* ===== NEWS ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:0;overflow:hidden;display:flex;flex-direction:column}
.news-card:hover{border-color:var(--line-warm);transform:translateY(-3px);box-shadow:var(--glow)}
.news-card a{display:flex;flex-direction:column;gap:12px;padding:24px 22px;height:100%}
.news-card h3{margin:0;font-size:1rem;line-height:1.48;color:#fff}
.news-card p{margin:0;font-size:.85rem;color:var(--muted);line-height:1.63;flex:1 1 auto}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.74rem;color:var(--muted-2)}
.news-meta span{padding:4px 10px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--line)}
.empty-note{margin-top:28px;padding:26px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);font-size:.9rem;text-align:left}

/* ===== ASSURANCE ===== */
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:32px}
.assure-item{border-top:2px solid var(--line-warm);padding-top:18px}
.assure-item i{color:var(--accent);font-size:1.1rem}
.assure-item h3{margin:12px 0 0;font-size:.98rem}
.assure-item p{margin:8px 0 0;font-size:.85rem;color:var(--muted);line-height:1.64}

/* ===== FAQ ===== */
.faq-wrap{margin-top:32px;max-width:900px}
.faq-acc .accordion-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)!important;overflow:hidden;margin-bottom:12px}
.faq-acc .accordion-button{background:transparent;color:#fff;font-weight:700;font-size:.98rem;padding:18px 22px;box-shadow:none;line-height:1.5}
.faq-acc .accordion-button:not(.collapsed){color:var(--accent-soft);background:var(--accent-dim)}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-acc .accordion-button::after{filter:invert(1) sepia(1) saturate(4) hue-rotate(-15deg);opacity:.85}
.faq-acc .accordion-body{padding:6px 22px 20px;color:var(--muted);font-size:.9rem;line-height:1.72}

/* ===== CTA ===== */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#140A05 0%,#1E1008 55%,#120704 100%);border-top:1px solid var(--line-warm);border-bottom:1px solid var(--line-warm)}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;padding:70px 0}
.cta-copy h2{margin:0;font-size:clamp(1.4rem,2.8vw,1.95rem);line-height:1.3}
.cta-copy p{margin:16px 0 0;color:#D4D4D4;font-size:.95rem;line-height:1.7;max-width:560px}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cta-tags span{padding:6px 13px;border-radius:999px;font-size:.75rem;font-weight:700;background:rgba(255,255,255,.05);border:1px solid var(--line);color:#D4D4D4}
.cta-form{background:rgba(0,0,0,.4);border:1px solid var(--line-warm);border-radius:var(--radius-lg);padding:26px 24px;backdrop-filter:blur(8px);box-shadow:var(--shadow)}

/* ===== FOOTER ===== */
.site-footer{background:#070707;border-top:1px solid var(--line);padding-top:58px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px}
.footer-brand p{margin:18px 0 0;font-size:.86rem;color:var(--muted);line-height:1.7;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.footer-badges span{padding:5px 12px;border-radius:999px;font-size:.72rem;font-weight:700;color:#D4D4D4;border:1px solid var(--line);background:var(--surface)}
.footer-col h4{margin:0 0 16px;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#fff}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:.86rem;color:var(--muted)}
.footer-col a:hover{color:var(--accent-soft)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:20px 0 26px;border-top:1px solid var(--line);font-size:.78rem;color:var(--muted-2)}

/* ===== FAB ===== */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:10px;padding:12px 18px;min-height:52px;border-radius:999px;color:#fff;font-size:.83rem;font-weight:700;background:linear-gradient(#0A0A0A,#0A0A0A) padding-box,linear-gradient(135deg,var(--accent),var(--accent-2)) border-box;border:2px solid transparent;box-shadow:0 0 22px rgba(234,88,12,.45);opacity:.82;animation:fabPulse 2.8s ease-in-out infinite}
.fab i{font-size:1rem}
.fab-dot{position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 2px #0A0A0A}
.fab:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 30px rgba(234,88,12,.7)}
.fab:active{transform:scale(.96)}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(234,88,12,.38)}50%{box-shadow:0 0 30px rgba(239,68,68,.62)}}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .split{grid-template-columns:1fr;gap:30px}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .scam-grid,.cat-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:992px){
  .nav-collapse{flex-direction:column;align-items:stretch;gap:14px;padding:16px 0 20px}
  .nav-menu{flex-direction:column;align-items:stretch;margin-left:0;gap:4px}
  .nav-menu a{padding:12px 14px}
  .nav-actions{flex-direction:column;align-items:stretch;gap:10px}
  .nav-actions .btn-ghost,.nav-actions .btn-solid{width:100%;padding:12px 18px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .page-hero{padding:44px 0 56px}
  .hero-lead{font-size:.96rem}
  .metric-value{font-size:1.6rem}
  .step{grid-template-columns:48px 1fr;gap:14px;padding:20px 18px}
  .assure-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .metrics-grid{grid-template-columns:1fr}
  .scam-grid,.cat-grid,.news-grid{grid-template-columns:1fr}
  .brand-text small{display:none}
  .hero-actions .btn-solid,.hero-actions .btn-outline{width:100%}
  .fab{bottom:88px;padding:11px 15px;font-size:.78rem}
}

/* roulang page: category2 */
:root{
  --bg:#0A0A0A;
  --bg-soft:#111111;
  --surface:#171717;
  --surface-2:#1E1E1E;
  --line:rgba(255,255,255,.08);
  --line-warm:rgba(234,88,12,.34);
  --accent:#EA580C;
  --accent-2:#EF4444;
  --accent-soft:#FDBA74;
  --accent-dim:rgba(234,88,12,.14);
  --text:#FFFFFF;
  --muted:#A3A3A3;
  --muted-2:#737373;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 16px 44px rgba(0,0,0,.55);
  --glow:0 6px 26px rgba(234,88,12,.28);
  --shell:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.01em}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:8px}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}
.section{padding:78px 0}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:38px}
.section-head h2{font-size:clamp(1.5rem,2.9vw,2.05rem);line-height:1.24}
.section-head p{margin-top:14px;color:var(--muted);font-size:.98rem;line-height:1.7}
.section-head.left{max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:.72rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft);
}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:2px}
.tag{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.tag-warn{background:rgba(239,68,68,.14);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.34)}
.tag-warm{background:var(--accent-dim);color:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--line-warm)}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,10,10,.9);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:1.02rem;box-shadow:0 6px 18px rgba(234,88,12,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-text strong{font-size:1rem;font-weight:800;color:#fff}
.brand-text small{font-size:.64rem;font-weight:600;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);color:#fff;display:grid;place-items:center;
}
.nav-toggle:hover{border-color:var(--line-warm);color:var(--accent-soft)}
.nav-collapse{display:flex;align-items:center;gap:18px;flex:1 1 auto}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;list-style:none}
.nav-menu a{display:block;padding:9px 14px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:600;color:#D4D4D4;white-space:nowrap}
.nav-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-menu a.active{color:#fff;background:var(--accent-dim);box-shadow:inset 0 0 0 1px var(--line-warm)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 17px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;
  color:#E5E5E5;background:transparent;border:1px solid var(--line);cursor:pointer;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-soft);background:rgba(234,88,12,.08)}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:700;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border:none;cursor:pointer;box-shadow:0 8px 22px rgba(234,88,12,.34);
}
.btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(234,88,12,.48)}
.btn-solid:active{transform:translateY(0) scale(.98)}
.btn-lg{padding:14px 26px;font-size:1rem;border-radius:12px}
@media (min-width:992px){
  .nav-toggle{display:none}
  .nav-bar .nav-collapse{display:flex !important}
}
@media (max-width:991.98px){
  .nav-collapse{flex-direction:column;align-items:stretch;gap:10px;padding:14px 0 20px;border-top:1px solid var(--line);margin-top:12px}
  .nav-menu{flex-direction:column;align-items:stretch;margin-left:0;gap:2px}
  .nav-menu a{padding:12px 14px}
  .nav-actions{flex-direction:column;align-items:stretch}
  .nav-actions a{width:100%}
}

/* ===== HERO (bento) ===== */
.hero{position:relative;overflow:hidden;padding:70px 0 60px;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.9);opacity:.22}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,10,10,.97) 0%,rgba(10,10,10,.88) 48%,rgba(10,10,10,.74) 100%);
}
.hero .shell{position:relative;z-index:2}
.hero-bento{display:grid;grid-template-columns:1.5fr 1fr;grid-template-rows:auto auto;gap:20px}
.hero-main{
  grid-row:span 2;
  background:linear-gradient(160deg,rgba(23,23,23,.96),rgba(17,17,17,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 36px 34px;box-shadow:var(--shadow);
}
.hero-title{margin-top:18px;font-size:clamp(1.8rem,3.9vw,2.7rem);line-height:1.16;letter-spacing:-.02em}
.hero-title .hl{color:var(--accent-soft)}
.hero-lead{margin-top:18px;color:#C4C4C4;font-size:1rem;line-height:1.7;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:28px;list-style:none}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:.88rem;color:#BDBDBD;font-weight:500}
.hero-points i{color:var(--accent)}
.hero-mini{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 20px;display:flex;flex-direction:column;gap:8px;
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.hero-mini:hover{border-color:var(--line-warm);transform:translateY(-3px);box-shadow:var(--glow)}
.hero-mini i{font-size:1.2rem;color:var(--accent)}
.hero-mini strong{font-size:1rem;font-weight:700}
.hero-mini span{font-size:.87rem;color:var(--muted);line-height:1.62}
.hero-band{
  margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:18px;justify-content:space-between;
  background:linear-gradient(120deg,rgba(234,88,12,.16),rgba(239,68,68,.08));
  border:1px solid var(--line-warm);border-radius:var(--radius);
  padding:20px 24px;
}
.hero-band p{font-size:.94rem;color:#E5E5E5;max-width:720px;line-height:1.62}
.hero-band p strong{color:#fff}
@media (max-width:991.98px){
  .hero-bento{grid-template-columns:1fr;grid-template-rows:none}
  .hero-main{grid-row:auto;padding:30px 24px}
}
@media (max-width:520px){
  .hero{padding:48px 0 44px}
  .hero-actions a{width:100%}
  .hero-band{padding:18px}
}

/* ===== METRICS ===== */
.metrics-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
}
.metric{background:var(--surface);padding:28px 24px;display:flex;flex-direction:column;gap:8px;transition:background-color .24s ease}
.metric:hover{background:var(--surface-2)}
.metric .num{font-size:clamp(1.6rem,3vw,2.15rem);font-weight:800;color:var(--accent-soft);letter-spacing:-.02em}
.metric .lbl{font-size:.92rem;font-weight:700;color:#fff}
.metric .sub{font-size:.82rem;color:var(--muted);line-height:1.6}
@media (max-width:991.98px){.metrics-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.metrics-grid{grid-template-columns:1fr}}

/* ===== MATRIX (hình thức lừa đảo) ===== */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.matrix-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;display:flex;flex-direction:column;gap:12px;
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.matrix-card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:0 10px 32px rgba(234,88,12,.22)}
.matrix-card .ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent-dim);color:var(--accent-soft);font-size:1.05rem;box-shadow:inset 0 0 0 1px var(--line-warm);
}
.matrix-card h3{font-size:1.04rem}
.matrix-card p{font-size:.89rem;color:var(--muted);line-height:1.66}
.matrix-card .flag{font-size:.76rem;font-weight:700;color:#FCA5A5;text-transform:uppercase;letter-spacing:.08em}
@media (max-width:991.98px){.matrix-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.matrix-grid{grid-template-columns:1fr}}

/* ===== COMPARE ===== */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.compare-col{background:var(--surface);padding:30px 26px}
.compare-col.claim{background:#141010}
.compare-col h3{font-size:1.06rem;display:flex;align-items:center;gap:10px}
.compare-col.claim h3{color:#FCA5A5}
.compare-col.fact h3{color:var(--accent-soft)}
.compare-list{margin-top:20px;display:grid;gap:14px;list-style:none}
.compare-list li{display:flex;gap:12px;font-size:.9rem;color:#C9C9C9;line-height:1.62}
.compare-list li i{margin-top:5px;font-size:.8rem;flex:0 0 auto}
.compare-col.claim i{color:#EF4444}
.compare-col.fact i{color:#10B981}
@media (max-width:768px){.compare-wrap{grid-template-columns:1fr}}

/* ===== TIMELINE ===== */
.timeline{position:relative;margin-top:8px;padding-left:34px}
.timeline::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent),rgba(234,88,12,.08))}
.tl-item{position:relative;padding:0 0 26px 0}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);box-shadow:0 0 0 4px rgba(234,88,12,.14);
}
.tl-item h3{font-size:1rem}
.tl-item span.step{display:inline-block;margin-bottom:6px;font-size:.72rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.tl-item p{margin-top:8px;font-size:.9rem;color:var(--muted);line-height:1.68;max-width:760px}

/* ===== NEWS LIST ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease}
.news-card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:var(--glow)}
.news-link{display:flex;flex-direction:column;height:100%}
.news-thumb{
  height:112px;display:grid;place-items:center;font-size:1.5rem;color:var(--accent-soft);
  background:linear-gradient(135deg,rgba(234,88,12,.22),rgba(239,68,68,.1));
  border-bottom:1px solid var(--line);
}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.news-meta{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:.74rem;color:var(--muted-2);font-weight:600}
.news-cat{color:var(--accent-soft);text-transform:uppercase;letter-spacing:.08em}
.news-body h3{font-size:1rem;line-height:1.45}
.news-body p{font-size:.87rem;color:var(--muted);line-height:1.64}
.news-empty{
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
  padding:30px 26px;color:var(--muted);font-size:.92rem;
}
.news-more{margin-top:26px}
@media (max-width:991.98px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.news-grid{grid-template-columns:1fr}}

/* ===== GUARANTEE ===== */
.guarantee-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:18px}
.guarantee-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;display:flex;flex-direction:column;gap:12px}
.guarantee-item:first-child{background:linear-gradient(150deg,rgba(234,88,12,.14),rgba(23,23,23,.95));border-color:var(--line-warm)}
.guarantee-item h3{font-size:1.02rem}
.guarantee-item p{font-size:.89rem;color:var(--muted);line-height:1.66}
.guarantee-item i{font-size:1.15rem;color:var(--accent)}
@media (max-width:991.98px){.guarantee-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.guarantee-grid{grid-template-columns:1fr}}

/* ===== QUICK ANSWERS ===== */
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.quick-item{background:var(--surface);border-left:3px solid var(--accent);border-radius:var(--radius-sm);padding:22px 24px}
.quick-item h3{font-size:.98rem;color:#fff}
.quick-item p{margin-top:9px;font-size:.89rem;color:var(--muted);line-height:1.66}
@media (max-width:768px){.quick-grid{grid-template-columns:1fr}}

/* ===== FAQ ===== */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}
.accordion-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm) !important;margin-bottom:12px;overflow:hidden}
.accordion-button{
  background:var(--surface);color:#fff;font-weight:700;font-size:.96rem;
  padding:18px 20px;box-shadow:none;border-radius:var(--radius-sm) !important;
}
.accordion-button:not(.collapsed){background:var(--surface-2);color:var(--accent-soft)}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--accent-soft);outline-offset:-2px}
.accordion-button::after{filter:invert(72%) sepia(38%) saturate(1400%) hue-rotate(340deg)}
.accordion-body{padding:4px 20px 20px;color:var(--muted);font-size:.9rem;line-height:1.7}
@media (max-width:991.98px){.faq-wrap{grid-template-columns:1fr;gap:24px}}

/* ===== REPORT FORM ===== */
.report-panel{
  display:grid;grid-template-columns:1fr 1.15fr;gap:36px;align-items:start;
  background:linear-gradient(150deg,rgba(23,23,23,.98),rgba(17,17,17,.92));
  border:1px solid var(--line-warm);border-radius:var(--radius-lg);padding:36px;
}
.report-intro h2{font-size:clamp(1.4rem,2.6vw,1.9rem);line-height:1.26}
.report-intro p{margin-top:14px;color:var(--muted);font-size:.93rem;line-height:1.7}
.report-intro ul{margin-top:20px;display:grid;gap:11px;list-style:none}
.report-intro li{display:flex;gap:10px;font-size:.88rem;color:#C4C4C4}
.report-intro li i{color:var(--accent);margin-top:4px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:.82rem;font-weight:700;color:#E5E5E5;margin-bottom:7px}
.form-control,.form-select{
  width:100%;background:#101010;border:1px solid var(--line);border-radius:var(--radius-sm);
  color:#fff;padding:12px 14px;font-size:.9rem;transition:border-color .22s ease,box-shadow .22s ease;
}
.form-control::placeholder{color:var(--muted-2)}
.form-control:focus,.form-select:focus{background:#101010;border-color:var(--accent);color:#fff;box-shadow:0 0 0 3px rgba(234,88,12,.18)}
.form-note{margin-top:14px;font-size:.8rem;color:var(--muted-2);line-height:1.6}
@media (max-width:991.98px){.report-panel{grid-template-columns:1fr;padding:26px}}

/* ===== CHANNEL MATRIX ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel-card{
  display:flex;flex-direction:column;gap:10px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.channel-card:hover{border-color:var(--line-warm);transform:translateY(-3px);box-shadow:var(--glow)}
.channel-card i{color:var(--accent);font-size:1.1rem}
.channel-card strong{font-size:1rem}
.channel-card span{font-size:.87rem;color:var(--muted);line-height:1.62}
@media (max-width:991.98px){.channel-grid{grid-template-columns:1fr}}

/* ===== FOOTER ===== */
.site-footer{background:#070707;border-top:1px solid var(--line);padding-top:62px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:46px}
.footer-brand p{margin-top:16px;color:var(--muted);font-size:.88rem;line-height:1.7;max-width:390px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-badges span{font-size:.72rem;font-weight:700;color:var(--accent-soft);border:1px solid var(--line-warm);background:var(--accent-dim);padding:5px 11px;border-radius:999px}
.footer-col h4{font-size:.92rem;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{color:var(--muted);font-size:.87rem}
.footer-col a:hover{color:var(--accent-soft)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:20px 20px 28px;border-top:1px solid var(--line);color:var(--muted-2);font-size:.8rem}
@media (max-width:991.98px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr;gap:30px}}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;min-height:52px;
  padding:10px 18px;border-radius:999px;
  background:rgba(10,10,10,.85);
  border:1px solid rgba(234,88,12,.7);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 0 22px rgba(234,88,12,.42);
  color:#fff;font-weight:700;font-size:.86rem;opacity:.82;
  transition:opacity .24s ease,transform .24s ease,box-shadow .24s ease,background-color .24s ease;
}
.fab i{color:var(--accent-soft);font-size:1rem}
.fab:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 34px rgba(239,68,68,.55);background:rgba(20,12,10,.95);color:#fff}
.fab:active{transform:scale(.96)}
.fab-dot{position:absolute;top:6px;right:10px;width:9px;height:9px;border-radius:50%;background:#EF4444;box-shadow:0 0 0 3px rgba(239,68,68,.25);animation:pulseDot 1.8s infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.82)}}
@media (max-width:520px){.fab-text{display:none}.fab{padding:12px;bottom:88px}}

/* roulang page: category3 */
:root{
  --bg:#0A0A0A;
  --bg-soft:#111111;
  --surface:#171717;
  --surface-2:#1E1E1E;
  --line:rgba(255,255,255,.08);
  --line-warm:rgba(234,88,12,.34);
  --accent:#EA580C;
  --accent-2:#EF4444;
  --accent-soft:#FDBA74;
  --accent-dim:rgba(234,88,12,.14);
  --text:#FFFFFF;
  --muted:#A3A3A3;
  --muted-2:#737373;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 16px 44px rgba(0,0,0,.55);
  --glow:0 6px 26px rgba(234,88,12,.28);
  --shell:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.26;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:8px}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,10,10,.9);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:1.02rem;box-shadow:0 6px 18px rgba(234,88,12,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-text strong{font-size:1rem;font-weight:800;color:#fff}
.brand-text small{font-size:.64rem;font-weight:600;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);color:#fff;display:grid;place-items:center;
}
.nav-collapse{display:flex;align-items:center;gap:18px;flex:1 1 auto}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{
  display:block;padding:9px 14px;border-radius:var(--radius-sm);
  font-size:.92rem;font-weight:600;color:#D4D4D4;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-menu a.active{color:#fff;background:var(--accent-dim);box-shadow:inset 0 0 0 1px var(--line-warm)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 17px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;
  color:#E5E5E5;background:transparent;border:1px solid var(--line);cursor:pointer;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-soft);background:rgba(234,88,12,.08)}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:700;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border:none;cursor:pointer;box-shadow:0 8px 22px rgba(234,88,12,.34);
}
.btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(234,88,12,.48)}
.btn-solid:active{transform:translateY(0) scale(.98)}
.btn-lg{padding:14px 26px;font-size:1rem;border-radius:12px}

/* ===== HERO ===== */
.hero{position:relative;overflow:hidden;padding:70px 0 64px;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:saturate(.9);opacity:.22;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,10,10,.97) 0%,rgba(10,10,10,.88) 46%,rgba(10,10,10,.74) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.28fr .92fr;gap:44px;align-items:start}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:.76rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
}
.tag-warn{background:rgba(239,68,68,.14);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.34)}
.hero-title{margin-top:20px;font-size:clamp(1.8rem,4.2vw,2.85rem);line-height:1.18;letter-spacing:-.02em}
.hero-title .hl{color:var(--accent-soft)}
.hero-lead{margin-top:20px;color:#C4C4C4;font-size:1.02rem;line-height:1.7;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:28px}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:.9rem;color:#BDBDBD;font-weight:500}
.hero-points i{color:var(--accent)}

.hero-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px 24px 26px;box-shadow:var(--shadow);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.panel-head h2{font-size:1rem;line-height:1.4;max-width:230px}
.live-dot{
  display:inline-flex;align-items:center;gap:7px;font-size:.68rem;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:#86EFAC;
}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 4px rgba(34,197,94,.16);animation:pulseDot 1.8s infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.35}}
.risk-list{display:grid;gap:16px;margin-top:18px}
.risk-top{display:flex;justify-content:space-between;gap:12px;font-size:.86rem;color:#D4D4D4;font-weight:600}
.risk-top strong{color:var(--accent-soft)}
.bar{height:7px;border-radius:999px;background:rgba(255,255,255,.07);margin-top:8px;overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.panel-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted-2);line-height:1.6}

/* ===== SECTIONS ===== */
.section{padding:76px 0}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:end;margin-bottom:38px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:800;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft);
}
.sec-title{font-size:clamp(1.4rem,2.6vw,2rem);margin-top:12px}
.sec-desc{color:var(--muted);font-size:.94rem;line-height:1.72}

/* ===== METRICS ===== */
.metric-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
}
.metric{background:var(--surface);padding:28px 24px}
.metric .num{font-size:clamp(1.7rem,3vw,2.25rem);font-weight:800;color:var(--accent-soft);letter-spacing:-.02em;line-height:1.1}
.metric h3{margin-top:12px;font-size:.98rem}
.metric p{margin-top:9px;color:var(--muted);font-size:.86rem;line-height:1.64}

/* ===== THREATS ===== */
.threat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.threat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.threat-card:hover{border-color:var(--line-warm);box-shadow:var(--glow);transform:translateY(-4px)}
.threat-ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-dim);border:1px solid var(--line-warm);color:var(--accent-soft);font-size:1.05rem;
}
.threat-card h3{margin-top:16px;font-size:1.05rem}
.threat-card p{margin-top:10px;color:var(--muted);font-size:.9rem;line-height:1.7}
.threat-tag{
  display:inline-block;margin-top:16px;padding:4px 11px;border-radius:999px;
  font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(239,68,68,.14);color:#FCA5A5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.3);
}

/* ===== COMPARE ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{border-radius:var(--radius-lg);padding:30px 28px;border:1px solid var(--line)}
.compare-col.is-bad{border-color:rgba(239,68,68,.3);background:linear-gradient(180deg,rgba(239,68,68,.09),rgba(23,23,23,.94))}
.compare-col.is-good{border-color:var(--line-warm);background:linear-gradient(180deg,rgba(234,88,12,.11),rgba(23,23,23,.94))}
.compare-col h3{font-size:1.1rem;display:flex;align-items:center;gap:10px}
.compare-col.is-bad h3 i{color:#F87171}
.compare-col.is-good h3 i{color:var(--accent-soft)}
.compare-list{display:grid;gap:13px;margin-top:20px}
.compare-list li{display:flex;gap:11px;font-size:.92rem;color:#CFCFCF;line-height:1.66}
.compare-list i{margin-top:5px;font-size:.78rem;flex:0 0 auto}
.compare-col.is-bad .compare-list i{color:#F87171}
.compare-col.is-good .compare-list i{color:#22C55E}

/* ===== STEPS ===== */
.steps-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start}
.steps-aside{position:sticky;top:104px}
.steps-aside .sec-desc{margin-top:16px}
.steps{display:grid;border-left:2px solid var(--line-warm);margin-left:6px}
.step{position:relative;padding:0 0 30px 30px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:-9px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);
}
.step-no{font-size:.72rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-soft)}
.step h3{margin-top:9px;font-size:1.04rem}
.step p{margin-top:9px;color:var(--muted);font-size:.9rem;line-height:1.7}

/* ===== POSTS ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.post-card:hover{border-color:var(--line-warm);box-shadow:var(--glow);transform:translateY(-4px)}
.post-card h3{font-size:1rem;line-height:1.5}
.post-card:hover h3{color:var(--accent-soft)}
.post-sum{
  margin-top:11px;color:var(--muted);font-size:.88rem;line-height:1.68;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:.78rem;color:var(--muted-2);
}
.post-more{color:var(--accent-soft);font-weight:700;display:inline-flex;align-items:center;gap:7px}
.empty-note{
  padding:28px;border:1px dashed var(--line-warm);border-radius:var(--radius);
  background:var(--surface);color:var(--muted);font-size:.92rem;
}

/* ===== ASSURE ===== */
.assure-grid{display:grid;grid-template-columns:.94fr 1.06fr;gap:46px;align-items:center}
.assure-media img{border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow)}
.assure-list{display:grid;gap:18px;margin-top:26px}
.assure-list li{display:flex;gap:14px}
.assure-list i{margin-top:4px;color:var(--accent);font-size:1rem;flex:0 0 auto}
.assure-list h3{font-size:1rem}
.assure-list p{margin-top:7px;color:var(--muted);font-size:.9rem;line-height:1.68}

/* ===== CHANNELS ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.channel-card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:var(--glow)}
.channel-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:1.08rem;
  box-shadow:0 8px 20px rgba(234,88,12,.34);
}
.channel-card h3{margin-top:16px;font-size:1.06rem}
.channel-card p{margin-top:10px;color:var(--muted);font-size:.9rem;line-height:1.68}
.channel-link{margin-top:18px;font-size:.85rem;font-weight:700;color:var(--accent-soft);display:inline-flex;align-items:center;gap:8px}

/* ===== FAQ ===== */
.faq-wrap{max-width:940px}
.faq-wrap .accordion-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)!important;
  margin-bottom:12px;overflow:hidden;
}
.faq-wrap .accordion-button{
  background:var(--surface);color:#fff;font-weight:600;font-size:1rem;
  padding:20px 22px;box-shadow:none;border-radius:var(--radius)!important;line-height:1.5;
}
.faq-wrap .accordion-button:not(.collapsed){background:var(--surface-2);color:var(--accent-soft)}
.faq-wrap .accordion-button::after{filter:invert(1) sepia(1) saturate(5) hue-rotate(330deg)}
.faq-wrap .accordion-button:focus{box-shadow:none;border-color:var(--line-warm)}
.faq-wrap .accordion-body{color:var(--muted);font-size:.92rem;line-height:1.74;padding:0 22px 22px;background:var(--surface)}

/* ===== ALERT FORM ===== */
.alert-box{
  background:linear-gradient(140deg,rgba(234,88,12,.15),rgba(23,23,23,.97));
  border:1px solid var(--line-warm);border-radius:var(--radius-lg);
  padding:42px;display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:start;
}
.alert-box h2{font-size:clamp(1.35rem,2.4vw,1.85rem)}
.alert-box .sec-desc{margin-top:16px}
.alert-points{display:grid;gap:12px;margin-top:24px}
.alert-points li{display:flex;gap:10px;font-size:.9rem;color:#D4D4D4;line-height:1.64}
.alert-points i{color:var(--accent-soft);margin-top:4px}
.field{display:grid;gap:8px;margin-bottom:16px}
.field label{font-size:.8rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#E5E5E5}
.field input,.field select{
  background:rgba(10,10,10,.72);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:13px 15px;color:#fff;font-size:.94rem;width:100%;
}
.field input::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px rgba(234,88,12,.2)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.83rem;color:var(--muted);line-height:1.6;margin-bottom:20px}
.check input{margin-top:4px;accent-color:var(--accent)}
.form-note{margin-top:14px;font-size:.78rem;color:var(--muted-2);line-height:1.6}

/* ===== FOOTER ===== */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);padding-top:62px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand p{margin-top:16px;color:var(--muted);font-size:.9rem;line-height:1.72;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-badges span{
  font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent-soft);background:var(--accent-dim);
  border:1px solid var(--line-warm);padding:5px 11px;border-radius:999px;
}
.footer-col h4{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--muted);font-size:.9rem}
.footer-col a:hover{color:var(--accent-soft)}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:var(--muted-2);font-size:.82rem;
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1050;
  display:inline-flex;align-items:center;gap:10px;
  min-height:52px;padding:12px 18px;border-radius:999px;
  color:#fff;font-size:.85rem;font-weight:700;
  border:1px solid transparent;
  background-image:linear-gradient(rgba(10,10,10,.86),rgba(10,10,10,.86)),linear-gradient(135deg,var(--accent),var(--accent-2));
  background-origin:border-box;background-clip:padding-box,border-box;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 0 22px rgba(234,88,12,.42);
  opacity:.8;
}
.fab:hover{opacity:1;color:#fff;transform:translateY(-2px) scale(1.03);box-shadow:0 0 34px rgba(234,88,12,.62)}
.fab:active{transform:scale(.96)}
.fab-ico{font-size:1rem;color:var(--accent-soft)}
.fab-dot{
  position:absolute;top:-2px;right:-2px;width:12px;height:12px;border-radius:50%;
  background:#EF4444;box-shadow:0 0 0 2px #0A0A0A;animation:pulseDot 1.5s infinite;
}

/* ===== RESPONSIVE ===== */
@media (min-width:992px){
  .nav-toggle{display:none}
  .nav-collapse.collapse{display:flex!important;flex-basis:auto;flex-grow:1;align-items:center}
}
@media (max-width:991.98px){
  .nav-collapse{
    position:absolute;top:100%;left:0;right:0;
    background:var(--bg-soft);border-bottom:1px solid var(--line);
    padding:16px 20px 22px;flex-direction:column;align-items:stretch;gap:16px;
  }
  .nav-menu{flex-direction:column;align-items:stretch;gap:4px;margin-left:0}
  .nav-actions{flex-direction:column;align-items:stretch}
  .nav-actions .btn-ghost,.nav-actions .btn-solid{width:100%}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .sec-head{grid-template-columns:1fr;gap:16px;align-items:start}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .threat-grid{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:1fr;gap:16px}
  .steps-wrap{grid-template-columns:1fr;gap:28px}
  .steps-aside{position:static}
  .assure-grid{grid-template-columns:1fr;gap:32px}
  .alert-box{grid-template-columns:1fr;gap:28px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767.98px){
  .section{padding:56px 0}
  .hero{padding:52px 0 48px}
  .compare-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .threat-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .shell{padding:0 16px}
  .brand-text strong{font-size:.92rem}
  .hero-title{font-size:1.62rem}
  .alert-box{padding:24px}
  .fab{padding:12px;min-width:52px;justify-content:center}
  .fab-txt{display:none}
}

/* 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}