/* roulang page: index */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.075);
  --line:rgba(56,189,248,.18);
  --line-2:rgba(56,189,248,.38);
  --blue:#2563eb;
  --blue-deep:#1d4ed8;
  --cyan:#38bdf8;
  --sky:#60a5fa;
  --lime:#a3e635;
  --gold:#fbbf24;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#cbd5e1;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --shadow-soft:0 10px 30px rgba(2,8,23,.45);
  --glow:0 0 26px rgba(56,189,248,.42);
  --glow-lime:0 0 22px rgba(163,230,53,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 10% -10%, rgba(37,99,235,.24), transparent 62%),
    radial-gradient(900px 520px at 94% 4%, rgba(56,189,248,.16), transparent 60%),
    linear-gradient(180deg,#030712 0%,#081229 46%,#030712 100%);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.2px}
p{margin:0 0 1rem}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1220px;margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section-tight{padding:64px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.15));border-block:1px solid rgba(56,189,248,.1)}
.sec-head{max-width:820px;margin-bottom:40px}
.sec-head h2{font-size:clamp(1.5rem,3vw,2.15rem);margin:.6rem 0 .85rem}
.sec-head p{color:var(--muted);font-size:.98rem;margin:0}
.sec-head-center{max-width:760px;margin:0 auto 40px;text-align:center}
.eyebrow{
  display:inline-block;font-size:.7rem;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--cyan);font-weight:700;padding:.3rem .78rem;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(56,189,248,.08)
}
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)
}
/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(3,7,18,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(56,189,248,.14)
}
.header-inner{display:flex;align-items:center;gap:14px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;font-size:1.05rem;
  box-shadow:0 0 18px rgba(56,189,248,.5)
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:1.01rem;font-weight:800;letter-spacing:.1px;white-space:nowrap}
.brand-text em{font-style:normal;font-size:.65rem;letter-spacing:.9px;text-transform:uppercase;color:var(--cyan);white-space:nowrap}
.bt-short{display:none}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{
  display:block;padding:.52rem .88rem;border-radius:999px;color:var(--muted-2);
  font-size:.89rem;font-weight:600;transition:background .22s ease,color .22s ease,box-shadow .22s ease;
  white-space:nowrap
}
.nav-list a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-list a.active{color:#fff;background:rgba(56,189,248,.15);box-shadow:inset 0 0 0 1px rgba(56,189,248,.36)}
.header-actions{display:flex;align-items:center;gap:9px}
.btn-login{
  color:#cbd5e1;font-size:.85rem;font-weight:600;padding:.46rem .9rem;border-radius:999px;
  border:1px solid rgba(148,163,184,.34);transition:.22s ease;white-space:nowrap
}
.btn-login:hover{color:#fff;border-color:var(--cyan);box-shadow:0 0 16px rgba(56,189,248,.28)}
.btn-signup{
  color:#fff;font-size:.85rem;font-weight:700;padding:.5rem 1.15rem;border-radius:999px;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:.22s ease;white-space:nowrap
}
.btn-signup:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 28px rgba(56,189,248,.62)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.08);color:var(--cyan);place-items:center;cursor:pointer
}
@media (min-width:992px){
  .nav-wrap{margin-left:auto}
  .header-actions{margin-left:6px}
  #mainNav.collapse{display:flex !important}
}
@media (max-width:991.98px){
  .header-inner{flex-wrap:wrap;padding-block:11px;gap:10px}
  .brand{order:1}
  .header-actions{order:2;margin-left:auto}
  .nav-toggle{order:3;display:grid}
  .nav-wrap{order:4;flex-basis:100%;margin-left:0}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;padding:12px 0 6px}
  .nav-list a{padding:.68rem .9rem;border-radius:12px}
  .header-actions .btn-login{padding:.42rem .72rem;font-size:.8rem}
  .header-actions .btn-signup{padding:.46rem .88rem;font-size:.8rem}
}
@media (max-width:575.98px){
  .bt-full{display:none}
  .bt-short{display:inline}
  .brand-text strong{font-size:.94rem}
  .brand-text em{font-size:.58rem;letter-spacing:.6px}
}
/* ===== Buttons ===== */
.btn-glow{
  display:inline-flex;align-items:center;gap:.5rem;color:#fff;font-weight:700;font-size:.94rem;
  padding:.82rem 1.6rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 24px rgba(56,189,248,.5);transition:.24s ease
}
.btn-glow:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.72)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;color:#dbeafe;font-weight:600;font-size:.94rem;
  padding:.8rem 1.5rem;border-radius:999px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.07);transition:.24s ease
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan);box-shadow:0 0 20px rgba(56,189,248,.3)}
.btn-lime{
  display:inline-flex;align-items:center;gap:.5rem;color:#08120a;font-weight:700;font-size:.92rem;
  padding:.78rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#a3e635,#38bdf8);box-shadow:var(--glow-lime);transition:.24s ease
}
.btn-lime:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(163,230,53,.55)}
/* ===== Hero ===== */
.hero{position:relative;padding:78px 0 70px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.2;filter:saturate(1.05)
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.94) 62%,#030712 100%)
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:44px;align-items:start}
.pill{
  display:inline-flex;align-items:center;gap:.45rem;font-size:.72rem;font-weight:700;
  letter-spacing:1.1px;text-transform:uppercase;color:var(--lime);
  padding:.34rem .85rem;border-radius:999px;border:1px solid rgba(163,230,53,.36);
  background:rgba(163,230,53,.09);margin-bottom:20px
}
.hero h1{
  font-size:clamp(1.72rem,3.9vw,2.85rem);line-height:1.22;margin-bottom:20px;
  background:linear-gradient(100deg,#ffffff 22%,#93c5fd 62%,#38bdf8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.hero-lead{color:#b8c6db;font-size:1rem;line-height:1.72;max-width:660px;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:34px}
.hero-points{display:flex;flex-wrap:wrap;gap:14px;border-top:1px solid rgba(56,189,248,.16);padding-top:24px}
.hero-points > div{min-width:132px}
.hero-points strong{display:block;font-size:1.42rem;font-weight:800;color:#fff;letter-spacing:-.5px}
.hero-points span{font-size:.78rem;color:var(--muted);letter-spacing:.2px}
.hero-side{padding:24px;border-radius:var(--radius-lg)}
.side-title{font-size:.95rem;font-weight:700;color:#dbeafe;margin-bottom:16px;letter-spacing:.2px}
.side-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.side-tile{
  display:flex;flex-direction:column;gap:8px;padding:16px 14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.04);border:1px solid rgba(56,189,248,.16);
  color:#e2e8f0;font-size:.82rem;font-weight:600;transition:.26s ease
}
.side-tile i{color:var(--cyan);font-size:1.05rem}
.side-tile:hover{
  color:#fff;transform:translateY(-3px);border-color:var(--line-2);
  background:rgba(56,189,248,.1);box-shadow:var(--glow)
}
@media (max-width:991.98px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero{padding:56px 0 52px}
}
@media (max-width:520px){
  .side-grid{grid-template-columns:1fr}
  .hero-points > div{min-width:calc(50% - 7px)}
}
/* ===== Metrics ===== */
.metric-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.metric{
  padding:22px 18px;border-radius:var(--radius);background:var(--glass);
  border:1px solid var(--line);backdrop-filter:blur(12px);transition:.26s ease
}
.metric:hover{border-color:var(--line-2);box-shadow:var(--glow);transform:translateY(-3px)}
.metric i{color:var(--cyan);font-size:1.1rem;margin-bottom:12px;display:block}
.metric strong{display:block;font-size:1.6rem;font-weight:800;color:#fff;letter-spacing:-.6px;margin-bottom:6px}
.metric span{font-size:.83rem;color:var(--muted);line-height:1.55;display:block}
@media (max-width:991.98px){.metric-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:600px){.metric-grid{grid-template-columns:repeat(2,1fr)}.metric strong{font-size:1.35rem}}
/* ===== Category ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  display:flex;flex-direction:column;padding:26px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(37,99,235,.16),rgba(255,255,255,.03));
  border:1px solid var(--line);color:var(--text);transition:.28s ease
}
.cat-card:hover{color:#fff;transform:translateY(-5px);border-color:var(--line-2);box-shadow:0 0 30px rgba(56,189,248,.28)}
.cat-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;font-size:1.1rem;
  box-shadow:0 0 18px rgba(56,189,248,.42)
}
.cat-card h3{font-size:1.08rem;margin-bottom:10px}
.cat-card p{font-size:.88rem;color:var(--muted);margin:0 0 16px;line-height:1.62}
.cat-more{font-size:.83rem;font-weight:700;color:var(--cyan);margin-top:auto}
.cat-card:hover .cat-more{color:#fff}
@media (max-width:900px){.cat-grid{grid-template-columns:1fr}}
/* ===== Feature cards ===== */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat-card{
  border-radius:var(--radius);overflow:hidden;background:var(--glass);border:1px solid var(--line);
  transition:.28s ease;display:flex;flex-direction:column
}
.feat-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:0 14px 40px rgba(2,8,23,.6),var(--glow)}
.feat-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.feat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feat-card:hover .feat-thumb img{transform:scale(1.06)}
.feat-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,0),rgba(3,7,18,.72))}
.tag{
  position:absolute;top:12px;left:12px;z-index:2;font-size:.66rem;font-weight:800;letter-spacing:1px;
  text-transform:uppercase;padding:.26rem .62rem;border-radius:8px;color:#04121f;
  background:linear-gradient(135deg,#a3e635,#38bdf8)
}
.feat-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.feat-body h3{font-size:1rem}
.feat-body p{font-size:.84rem;color:var(--muted);margin:0;line-height:1.6}
.feat-meta{margin-top:auto;font-size:.76rem;color:var(--sky);font-weight:600;letter-spacing:.3px}
@media (max-width:991.98px){.feat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.feat-grid{grid-template-columns:1fr}}
/* ===== Split content ===== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split h2{font-size:clamp(1.42rem,2.6vw,1.95rem);margin:.6rem 0 .9rem}
.split p{color:#b8c6db;font-size:.95rem;line-height:1.72}
.check-list{margin:20px 0 0;display:grid;gap:11px}
.check-list li{display:flex;gap:11px;align-items:flex-start;font-size:.9rem;color:#d6e2f1}
.check-list i{color:var(--lime);margin-top:4px;font-size:.85rem}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:28px}}
/* ===== News ===== */
.news-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:34px;align-items:start}
.news-list{display:grid;gap:16px}
.news-item{
  display:grid;grid-template-columns:132px 1fr;gap:18px;padding:16px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);transition:.26s ease;align-items:center
}
.news-item:hover{border-color:var(--line-2);box-shadow:var(--glow);transform:translateX(3px)}
.news-item .thumb{border-radius:12px;overflow:hidden;aspect-ratio:4/3}
.news-item .thumb img{width:100%;height:100%;object-fit:cover}
.news-item h3{font-size:.98rem;margin-bottom:6px;line-height:1.45}
.news-item h3 a{color:#fff}
.news-item h3 a:hover{color:var(--cyan)}
.news-item p{font-size:.83rem;color:var(--muted);margin:0 0 8px;line-height:1.58}
.news-meta{font-size:.74rem;color:var(--sky);font-weight:600;letter-spacing:.3px}
.news-side{padding:22px;border-radius:var(--radius)}
.news-side h3{font-size:1rem;margin-bottom:16px;color:#dbeafe}
.pick-list{display:grid;gap:14px}
.pick-item{display:grid;grid-template-columns:64px 1fr;gap:12px;align-items:center;transition:.24s ease}
.pick-item .thumb{border-radius:10px;overflow:hidden;aspect-ratio:1/1;border:1px solid var(--line)}
.pick-item .thumb img{width:100%;height:100%;object-fit:cover}
.pick-item h4{font-size:.86rem;font-weight:700;line-height:1.45;margin:0 0 4px}
.pick-item h4 a{color:#e6eefb}
.pick-item h4 a:hover{color:var(--cyan)}
.pick-item span{font-size:.72rem;color:var(--muted)}
.pick-item:hover{transform:translateX(3px)}
.empty-note{
  padding:22px;border-radius:var(--radius);border:1px dashed var(--line-2);
  background:rgba(56,189,248,.05);color:var(--muted-2);font-size:.9rem;text-align:center
}
@media (max-width:991.98px){.news-layout{grid-template-columns:1fr}}
@media (max-width:520px){
  .news-item{grid-template-columns:1fr}
  .news-item .thumb{aspect-ratio:16/9}
}
/* ===== Ranking ===== */
.rank-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:start}
.rank-list{display:grid;gap:10px}
.rank-row{
  display:grid;grid-template-columns:46px 1fr auto;gap:14px;align-items:center;
  padding:15px 18px;border-radius:var(--radius-sm);background:rgba(255,255,255,.035);
  border:1px solid rgba(56,189,248,.12);transition:.24s ease
}
.rank-row:hover{background:rgba(56,189,248,.09);border-color:var(--line-2);transform:translateX(4px)}
.rank-no{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:800;font-size:.85rem;
  background:rgba(56,189,248,.12);color:var(--cyan)
}
.rank-row.top .rank-no{background:linear-gradient(135deg,#fbbf24,#f97316);color:#26150a}
.rank-info strong{display:block;font-size:.94rem;color:#fff;margin-bottom:3px}
.rank-info span{font-size:.78rem;color:var(--muted)}
.rank-val{font-size:.92rem;font-weight:800;color:var(--lime);white-space:nowrap}
.rank-panel{padding:24px;border-radius:var(--radius)}
.rank-panel h3{font-size:1rem;margin-bottom:14px;color:#dbeafe}
.bar-item{margin-bottom:16px}
.bar-item .bar-top{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted-2);margin-bottom:7px}
.bar-track{height:7px;border-radius:99px;background:rgba(148,163,184,.18);overflow:hidden}
.bar-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,#1d4ed8,#38bdf8);box-shadow:0 0 12px rgba(56,189,248,.55)}
@media (max-width:900px){.rank-grid{grid-template-columns:1fr;gap:26px}}
/* ===== Proof ===== */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.proof-card{padding:26px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);transition:.26s ease}
.proof-card:hover{border-color:var(--line-2);box-shadow:var(--glow);transform:translateY(-4px)}
.proof-top{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:.9rem;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff
}
.proof-top strong{display:block;font-size:.9rem;color:#fff}
.proof-top span{font-size:.75rem;color:var(--muted)}
.proof-card p{font-size:.88rem;color:#b8c6db;line-height:1.68;margin:0 0 16px}
.proof-pay{font-size:.84rem;font-weight:700;color:var(--lime)}
@media (max-width:900px){.proof-grid{grid-template-columns:1fr}}
/* ===== Compare ===== */
.cmp-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cmp-col{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:var(--glass)}
.cmp-col.highlight{
  border-color:rgba(163,230,53,.4);
  background:linear-gradient(160deg,rgba(163,230,53,.12),rgba(56,189,248,.06))
}
.cmp-col h3{font-size:1.05rem;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.cmp-col.highlight h3{color:var(--lime)}
.cmp-list li{display:flex;gap:11px;align-items:flex-start;font-size:.88rem;color:#cbd5e1;padding:9px 0;border-bottom:1px dashed rgba(148,163,184,.16)}
.cmp-list li:last-child{border-bottom:0}
.cmp-list i{margin-top:4px;font-size:.82rem}
.cmp-list .ok i{color:var(--lime)}
.cmp-list .no i{color:#64748b}
.cmp-list .no{color:#8fa0b5}
@media (max-width:800px){.cmp-grid{grid-template-columns:1fr}}
/* ===== Timeline ===== */
.tl{position:relative;display:grid;gap:26px;padding-left:34px}
.tl::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#38bdf8,rgba(56,189,248,.05))}
.tl-item{position:relative}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#030712;border:2px solid var(--cyan);box-shadow:0 0 14px rgba(56,189,248,.7)
}
.tl-item strong{display:block;font-size:.78rem;letter-spacing:1.1px;text-transform:uppercase;color:var(--cyan);margin-bottom:6px}
.tl-item h3{font-size:1.02rem;margin-bottom:7px}
.tl-item p{font-size:.87rem;color:var(--muted);margin:0;line-height:1.66}
/* ===== Partners ===== */
.partner-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.partner-chip{
  padding:18px 12px;border-radius:var(--radius-sm);text-align:center;font-size:.85rem;font-weight:700;
  color:#cbd5e1;background:rgba(255,255,255,.035);border:1px solid var(--line);transition:.24s ease
}
.partner-chip:hover{color:#fff;border-color:var(--line-2);box-shadow:var(--glow);transform:translateY(-3px)}
@media (max-width:991.98px){.partner-wall{grid-template-columns:repeat(3,1fr)}}
@media (max-width:520px){.partner-wall{grid-template-columns:repeat(2,1fr)}}
/* ===== Trust bar ===== */
.trust-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:28px;
  border-radius:var(--radius-lg);border:1px solid var(--line-2);
  background:linear-gradient(120deg,rgba(37,99,235,.18),rgba(56,189,248,.07))
}
.trust-item{display:flex;gap:13px;align-items:flex-start}
.trust-item i{font-size:1.25rem;color:var(--cyan);margin-top:3px}
.trust-item strong{display:block;font-size:.9rem;color:#fff;margin-bottom:4px}
.trust-item span{font-size:.79rem;color:var(--muted);line-height:1.55}
@media (max-width:900px){.trust-bar{grid-template-columns:repeat(2,1fr);padding:22px}}
@media (max-width:520px){.trust-bar{grid-template-columns:1fr}}
/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{padding:26px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);position:relative;transition:.26s ease}
.step:hover{border-color:var(--line-2);transform:translateY(-4px);box-shadow:var(--glow)}
.step-no{font-size:2.1rem;font-weight:800;color:rgba(56,189,248,.28);line-height:1;margin-bottom:12px}
.step h3{font-size:1.02rem;margin-bottom:9px}
.step p{font-size:.87rem;color:var(--muted);margin:0;line-height:1.64}
@media (max-width:900px){.steps{grid-template-columns:1fr}}
/* ===== FAQ ===== */
.faq-wrap{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(255,255,255,.03);margin-bottom:12px;overflow:hidden;transition:.24s ease}
.faq-item:hover{border-color:var(--line-2)}
.faq-item summary{
  cursor:pointer;padding:18px 54px 18px 20px;font-weight:700;font-size:.95rem;list-style:none;
  position:relative;color:#e6eefb
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--cyan);font-size:1.35rem;font-weight:400;line-height:1
}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 20px 18px;margin:0;color:var(--muted);font-size:.88rem;line-height:1.7}
/* ===== CTA / Form ===== */
.cta-band{
  padding:44px;border-radius:var(--radius-lg);border:1px solid var(--line-2);
  background:linear-gradient(135deg,rgba(37,99,235,.22),rgba(56,189,248,.08));
  box-shadow:var(--shadow)
}
.cta-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:38px;align-items:center}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,1.95rem);margin-bottom:12px}
.cta-band p{color:#b8c6db;font-size:.93rem;line-height:1.7;margin:0}
.join-form{display:grid;gap:12px}
.join-form input{
  width:100%;padding:.88rem 1.1rem;border-radius:12px;color:#fff;
  background:rgba(3,7,18,.55);border:1px solid var(--line);transition:.22s ease
}
.join-form input::placeholder{color:#7c8ca3}
.join-form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 18px rgba(56,189,248,.3)}
.form-note{font-size:.76rem;color:var(--muted);margin:0}
@media (max-width:900px){.cta-inner{grid-template-columns:1fr;gap:24px}.cta-band{padding:28px}}
/* ===== Footer ===== */
.site-footer{
  margin-top:20px;padding:60px 0 28px;border-top:1px solid rgba(56,189,248,.14);
  background:linear-gradient(180deg,rgba(8,18,41,.85),#030712)
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px;margin-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:11px;font-size:.95rem}
.footer-brand strong{font-size:1rem}
.footer-desc{font-size:.85rem;color:var(--muted);line-height:1.72;max-width:360px}
.footer-col h4{font-size:.82rem;letter-spacing:1.2px;text-transform:uppercase;color:#cbd5e1;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:.86rem;color:var(--muted);transition:.2s ease}
.footer-col a:hover{color:var(--cyan);padding-left:3px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-chip{
  font-size:.72rem;font-weight:700;color:#cbd5e1;padding:.3rem .68rem;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid rgba(56,189,248,.18)
}
.footer-bottom{
  border-top:1px solid rgba(56,189,248,.12);padding-top:22px;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.78rem;color:#7c8ca3
}
.footer-bottom strong{color:#cbd5e1}
@media (max-width:991.98px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr}}
/* ===== FAB ===== */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:1050;width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;color:var(--cyan);font-size:1.25rem;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  box-shadow:0 0 22px rgba(6,182,212,.45);transition:.28s ease;
  animation:fabPulse 3.2s ease-in-out infinite
}
.fab::before{
  content:"";position:absolute;inset:0;border-radius:18px;padding:1.5px;
  background:linear-gradient(135deg,#22d3ee,#a3e635);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none
}
.fab:hover{color:#a3e635;transform:scale(1.1);box-shadow:0 0 32px rgba(6,182,212,.7);opacity:1}
.fab:active{transform:scale(.94)}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:12px;height:12px;border-radius:50%;
  background:#ef4444;box-shadow:0 0 10px rgba(239,68,68,.9);animation:dotBlink 1.6s ease-in-out infinite
}
@keyframes fabPulse{0%,100%{opacity:.78}50%{opacity:1}}
@keyframes dotBlink{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.82)}}
@media (max-width:520px){.fab{width:52px;height:52px;bottom:5.5rem}}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.075);
  --line:rgba(56,189,248,.18);
  --line-2:rgba(56,189,248,.38);
  --blue:#2563eb;
  --blue-deep:#1d4ed8;
  --cyan:#38bdf8;
  --sky:#60a5fa;
  --lime:#a3e635;
  --gold:#fbbf24;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#cbd5e1;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --shadow-soft:0 10px 30px rgba(2,8,23,.45);
  --glow:0 0 26px rgba(56,189,248,.42);
  --glow-lime:0 0 22px rgba(163,230,53,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 10% -10%, rgba(37,99,235,.24), transparent 62%),
    radial-gradient(900px 520px at 94% 4%, rgba(56,189,248,.16), transparent 60%),
    linear-gradient(180deg,#030712 0%,#081229 46%,#030712 100%);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:2px;border-radius:8px
}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0 0 .6rem;line-height:1.25;font-weight:800;letter-spacing:-.2px}
p{margin:0 0 1rem}
.container{width:100%;max-width:1220px;margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section-tight{padding:64px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.15));border-block:1px solid rgba(56,189,248,.1)}
.eyebrow{
  display:inline-block;font-size:.7rem;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--cyan);font-weight:700;padding:.3rem .78rem;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(56,189,248,.08)
}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head h2{font-size:clamp(1.4rem,2.6vw,2rem)}
.sec-head p{color:var(--muted);margin:0}
.text-muted-2{color:var(--muted)}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(3,7,18,.84);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(56,189,248,.14)
}
.header-inner{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding-block:11px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);order:1;flex-shrink:0}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;font-size:1.05rem;
  box-shadow:0 0 18px rgba(56,189,248,.5)
}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:.1px;white-space:nowrap}
.brand-text em{font-style:normal;font-size:.58rem;letter-spacing:.6px;text-transform:uppercase;color:var(--cyan);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:9px;order:2;margin-left:auto}
.btn-login{
  color:#cbd5e1;font-size:.8rem;font-weight:600;padding:.42rem .72rem;border-radius:999px;
  border:1px solid rgba(148,163,184,.34);transition:.22s ease;white-space:nowrap
}
.btn-login:hover{color:#fff;border-color:var(--cyan);box-shadow:0 0 16px rgba(56,189,248,.28)}
.btn-signup{
  color:#fff;font-size:.8rem;font-weight:700;padding:.46rem .88rem;border-radius:999px;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:.22s ease;white-space:nowrap
}
.btn-signup:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 28px rgba(56,189,248,.62)}
.nav-toggle{
  order:3;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.08);color:var(--cyan);display:grid;place-items:center;cursor:pointer
}
.nav-wrap{order:4;flex-basis:100%;margin-left:0}
.nav-list{display:flex;flex-direction:column;align-items:stretch;gap:2px;padding:12px 0 6px}
.nav-list a{
  display:block;padding:.68rem .9rem;border-radius:12px;color:var(--muted-2);
  font-size:.9rem;font-weight:600;transition:background .22s ease,color .22s ease,box-shadow .22s ease
}
.nav-list a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-list a.active{color:#fff;background:rgba(56,189,248,.15);box-shadow:inset 0 0 0 1px rgba(56,189,248,.36)}

/* ===== Buttons ===== */
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;color:#fff;font-weight:700;font-size:.94rem;
  padding:.82rem 1.6rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 24px rgba(56,189,248,.5);transition:.24s ease
}
.btn-glow:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.72)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;color:#dbeafe;font-weight:600;font-size:.94rem;
  padding:.8rem 1.5rem;border-radius:999px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.07);transition:.24s ease
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan);box-shadow:0 0 20px rgba(56,189,248,.3)}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;color:#08120a;font-weight:700;font-size:.92rem;
  padding:.78rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#a3e635,#38bdf8);box-shadow:var(--glow-lime);transition:.24s ease
}
.btn-lime:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(163,230,53,.55);color:#08120a}

/* ===== Article hero ===== */
.article-hero{position:relative;padding:64px 0 56px;overflow:hidden}
.article-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/bfd0b25bd2f595bc.jpg') center/cover no-repeat;
  opacity:.2;filter:saturate(1.05)
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.76) 0%,rgba(3,7,18,.94) 62%,#030712 100%)
}
.article-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.79rem;color:var(--muted);margin-bottom:20px}
.crumb a{color:var(--muted-2)}
.crumb a:hover{color:var(--cyan)}
.crumb .sep{opacity:.45}
.article-hero h1{
  font-size:clamp(1.58rem,3.4vw,2.55rem);
  max-width:940px;margin:16px 0 18px;line-height:1.22
}
.hero-lead{max-width:780px;color:var(--muted-2);font-size:1.02rem;margin-bottom:22px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:.82rem;color:var(--muted)}
.meta-row span{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:var(--cyan)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.tag{
  font-size:.74rem;font-weight:600;letter-spacing:.4px;color:#bfdbfe;
  padding:.32rem .78rem;border-radius:999px;border:1px solid var(--line);
  background:rgba(56,189,248,.08)
}

/* ===== Article layout ===== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:48px;align-items:start}
.article-col{max-width:720px}
.article-content{font-size:1.02rem;line-height:1.75;color:var(--muted-2)}
.article-content h2{
  font-size:1.42rem;color:#fff;margin:2.3rem 0 .9rem;padding-left:14px;
  border-left:3px solid var(--cyan)
}
.article-content h3{font-size:1.14rem;color:#fff;margin:1.8rem 0 .6rem}
.article-content h4{font-size:1rem;color:#e2e8f0;margin:1.4rem 0 .5rem}
.article-content p{margin:0 0 1.05rem}
.article-content ul,.article-content ol{margin:0 0 1.15rem;padding:0}
.article-content li{position:relative;padding-left:22px;margin-bottom:.5rem}
.article-content ul li::before{
  content:"";position:absolute;left:4px;top:.66em;width:6px;height:6px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 10px rgba(56,189,248,.85)
}
.article-content ol{counter-reset:item}
.article-content ol li{counter-increment:item}
.article-content ol li::before{
  content:counter(item);position:absolute;left:0;top:.18em;width:18px;height:18px;border-radius:6px;
  display:grid;place-items:center;font-size:.68rem;font-weight:700;color:#030712;background:var(--cyan)
}
.article-content img{border-radius:var(--radius);margin:1.3rem 0;border:1px solid var(--line);width:100%}
.article-content a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
.article-content blockquote{
  margin:1.4rem 0;padding:16px 20px;border-left:3px solid var(--lime);
  background:rgba(163,230,53,.06);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#e2e8f0
}
.article-content table{width:100%;border-collapse:collapse;margin:1.3rem 0;font-size:.92rem}
.article-content th,.article-content td{padding:.7rem .85rem;border:1px solid var(--line);text-align:left}
.article-content th{background:rgba(56,189,248,.1);color:#fff;font-weight:700}
.article-content strong{color:#fff}
.empty-state{
  border:1px dashed var(--line-2);border-radius:var(--radius);padding:38px 26px;
  background:var(--glass);text-align:left
}
.empty-state h2{font-size:1.24rem;color:#fff;margin-bottom:.5rem}
.empty-state p{color:var(--muted);margin-bottom:1.1rem}

/* ===== Sidebar ===== */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.side-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 18px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)
}
.side-card h3{font-size:.94rem;color:#fff;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--cyan)}
.toc-list li{margin-bottom:2px}
.toc-list a{
  display:flex;gap:10px;align-items:flex-start;font-size:.87rem;color:var(--muted-2);
  padding:.5rem .6rem;border-radius:10px;transition:.2s ease;line-height:1.45
}
.toc-list a:hover{color:#fff;background:rgba(56,189,248,.1)}
.toc-list a i{font-size:.7rem;color:var(--cyan);margin-top:.4rem}
.side-facts{display:flex;flex-direction:column;gap:12px}
.side-facts div{display:flex;justify-content:space-between;gap:12px;font-size:.85rem;color:var(--muted);border-bottom:1px dashed rgba(148,163,184,.2);padding-bottom:10px}
.side-facts div:last-child{border-bottom:0;padding-bottom:0}
.side-facts strong{color:#fff;font-weight:700;white-space:nowrap}
.side-note{font-size:.82rem;color:var(--muted);line-height:1.6}

/* ===== Metric board ===== */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;backdrop-filter:blur(12px);transition:.28s ease
}
.metric:hover{border-color:var(--line-2);box-shadow:var(--glow);transform:translateY(-3px)}
.metric .num{
  display:block;font-size:1.75rem;font-weight:800;line-height:1.1;
  background:linear-gradient(135deg,#a3e635,#38bdf8);
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:6px
}
.metric span.lbl{font-size:.8rem;color:var(--muted);display:block}
.metric .bar{height:4px;border-radius:99px;background:rgba(56,189,248,.15);margin-top:14px;overflow:hidden}
.metric .bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#1d4ed8,#38bdf8);box-shadow:0 0 12px rgba(56,189,248,.7)}

/* ===== Wild feature ===== */
.wild-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.wild-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);position:relative}
.wild-media img{width:100%;object-fit:cover;aspect-ratio:16/11}
.wild-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,0) 40%,rgba(3,7,18,.75) 100%)
}
.wild-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.wild-item{display:flex;gap:14px;align-items:flex-start}
.wild-item .ico{
  flex:0 0 42px;width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:rgba(56,189,248,.12);border:1px solid var(--line-2);color:var(--cyan)
}
.wild-item h3{font-size:.98rem;color:#fff;margin-bottom:.22rem}
.wild-item p{font-size:.88rem;color:var(--muted);margin:0}

/* ===== Timeline ===== */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.tl-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;position:relative;transition:.28s ease
}
.tl-item:hover{border-color:var(--line-2);box-shadow:var(--shadow-soft);transform:translateY(-3px)}
.tl-step{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:11px;
  font-weight:800;font-size:.9rem;color:#030712;background:linear-gradient(135deg,#a3e635,#38bdf8);
  margin-bottom:14px;box-shadow:var(--glow-lime)
}
.tl-item h3{font-size:.98rem;color:#fff;margin-bottom:.4rem}
.tl-item p{font-size:.86rem;color:var(--muted);margin:0}
.tl-time{
  position:absolute;top:20px;right:18px;font-size:.72rem;font-weight:700;color:var(--cyan);
  letter-spacing:.5px
}

/* ===== Compare table ===== */
.cmp-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--glass)}
table.cmp{width:100%;border-collapse:collapse;min-width:640px}
table.cmp th,table.cmp td{padding:15px 18px;text-align:left;font-size:.9rem;border-bottom:1px solid rgba(56,189,248,.12)}
table.cmp thead th{background:rgba(56,189,248,.1);color:#fff;font-weight:700;font-size:.86rem;letter-spacing:.3px}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp tbody tr:hover{background:rgba(56,189,248,.05)}
table.cmp td:first-child{color:#e2e8f0;font-weight:600}
table.cmp .good{color:var(--lime);font-weight:700}
table.cmp .normal{color:var(--muted)}

/* ===== Trust ===== */
.trust-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.trust-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;transition:.28s ease
}
.trust-card:hover{border-color:var(--line-2);box-shadow:var(--shadow-soft)}
.trust-card i{font-size:1.4rem;color:var(--cyan);margin-bottom:12px;display:block}
.trust-card h3{font-size:.98rem;color:#fff;margin-bottom:.4rem}
.trust-card p{font-size:.86rem;color:var(--muted);margin:0}
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pay-chip{
  font-size:.78rem;font-weight:600;color:#dbeafe;padding:.42rem .95rem;border-radius:999px;
  border:1px solid var(--line);background:rgba(56,189,248,.08)
}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--glass);
  overflow:hidden;transition:.25s ease
}
.faq-item[open]{border-color:var(--line-2);box-shadow:var(--shadow-soft)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:.98rem;color:#fff;
  display:flex;align-items:flex-start;gap:14px;justify-content:space-between
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--cyan);transition:transform .28s ease;margin-top:.28rem}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:.92rem;line-height:1.7}
.faq-item .faq-body p:last-child{margin-bottom:0}

/* ===== CTA form ===== */
.cta-shell{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  border:1px solid var(--line-2);border-radius:var(--radius-lg);padding:44px;
  background:linear-gradient(135deg,rgba(29,78,216,.22),rgba(3,7,18,.75));
  box-shadow:var(--shadow)
}
.cta-shell h2{font-size:clamp(1.35rem,2.5vw,1.9rem)}
.cta-shell p{color:var(--muted-2);margin-bottom:0}
.cta-list{display:flex;flex-direction:column;gap:10px;margin-top:20px}
.cta-list li{display:flex;gap:10px;align-items:center;font-size:.9rem;color:#dbeafe}
.cta-list i{color:var(--lime)}
.cta-form{display:grid;gap:14px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:.8rem;font-weight:600;color:var(--muted-2);letter-spacing:.2px}
.field input,.field select{
  width:100%;padding:.78rem .95rem;border-radius:var(--radius-sm);
  background:rgba(3,7,18,.6);border:1px solid var(--line);color:#fff;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease
}
.field input::placeholder{color:rgba(148,163,184,.75)}
.field input:focus,.field select:focus{
  border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.18);outline:none;background:rgba(3,7,18,.85)
}
.field select option{background:#081229;color:#fff}
.form-note{font-size:.78rem;color:var(--muted);margin:0}
.form-msg{font-size:.84rem;font-weight:600;color:var(--lime);min-height:20px}

/* ===== Footer ===== */
.site-footer{
  border-top:1px solid rgba(56,189,248,.14);
  background:linear-gradient(180deg,rgba(8,18,41,.85),rgba(3,7,18,.98));
  padding:64px 0 26px;margin-top:0
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{font-size:1rem;color:#fff}
.footer-desc{font-size:.86rem;color:var(--muted);line-height:1.7;max-width:420px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-col h4{font-size:.9rem;color:#fff;margin-bottom:14px;letter-spacing:.3px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:.85rem;color:var(--muted)}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:.79rem;color:var(--muted)
}
.footer-bottom strong{color:#cbd5e1}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1050;
  display:inline-flex;align-items:center;gap:9px;min-height:52px;padding:0 18px;
  border-radius:999px;background:rgba(7,10,22,.84);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(56,189,248,.5);color:#fff;font-weight:600;font-size:.82rem;
  box-shadow:0 0 20px rgba(6,182,212,.4);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease
}
.fab:hover{color:#fff;transform:translateY(-2px) scale(1.04);border-color:#a3e635;box-shadow:0 0 30px rgba(6,182,212,.7)}
.fab i.fa-headset{font-size:1.02rem;color:#a3e635;transition:transform .35s ease}
.fab:hover i.fa-headset{transform:rotate(12deg)}
.fab .fab-dot{
  position:absolute;top:5px;right:9px;width:9px;height:9px;border-radius:50%;background:#ef4444;
  box-shadow:0 0 10px #ef4444;animation:fabPulse 1.6s infinite
}
@keyframes fabPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.75)}}

/* ===== Responsive ===== */
@media (min-width:992px){
  .header-inner{flex-wrap:nowrap;padding-block:0;min-height:72px;gap:14px}
  .brand-text strong{font-size:1.01rem}
  .brand-text em{font-size:.65rem;letter-spacing:.9px}
  .nav-toggle{display:none}
  .nav-wrap{order:2;flex-basis:auto;margin-left:auto;display:flex !important}
  .nav-list{flex-direction:row;align-items:center;gap:4px;padding:0}
  .nav-list a{padding:.52rem .88rem;border-radius:999px;font-size:.89rem}
  .header-actions{order:3;margin-left:6px}
  .header-actions .btn-login{padding:.46rem .9rem;font-size:.85rem}
  .header-actions .btn-signup{padding:.5rem 1.15rem;font-size:.85rem}
}
@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 288px;gap:36px}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .article-layout{grid-template-columns:1fr;gap:34px}
  .article-col{max-width:none}
  .article-side{position:static}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wild-grid{grid-template-columns:1fr;gap:30px}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-shell{grid-template-columns:1fr;gap:30px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:575.98px){
  .container{padding-inline:16px}
  .section{padding:52px 0}
  .article-hero{padding:44px 0 40px}
  .metric-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-shell{padding:24px 20px}
  .fab{padding:0 14px;font-size:.76rem;min-height:48px;bottom:88px;left:12px}
  .header-actions{gap:6px}
  .btn-login{padding:.38rem .6rem;font-size:.75rem}
  .btn-signup{padding:.42rem .7rem;font-size:.75rem}
  .article-hero h1{font-size:1.42rem}
  .faq-item summary{padding:15px 16px;font-size:.92rem}
  .faq-item .faq-body{padding:0 16px 16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.075);
  --line:rgba(56,189,248,.18);
  --line-2:rgba(56,189,248,.38);
  --blue:#2563eb;
  --blue-deep:#1d4ed8;
  --cyan:#38bdf8;
  --sky:#60a5fa;
  --lime:#a3e635;
  --gold:#fbbf24;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#cbd5e1;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --shadow-soft:0 10px 30px rgba(2,8,23,.45);
  --glow:0 0 26px rgba(56,189,248,.42);
  --glow-lime:0 0 22px rgba(163,230,53,.35);
}

/* ===== base ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 10% -10%, rgba(37,99,235,.24), transparent 62%),
    radial-gradient(900px 520px at 94% 4%, rgba(56,189,248,.16), transparent 60%),
    linear-gradient(180deg,#030712 0%,#081229 46%,#030712 100%);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 .7rem;line-height:1.25;font-weight:800;letter-spacing:-.2px}
p{margin:0 0 1rem}
ul,ol{margin:0 0 1rem;padding-left:1.15rem}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1220px;margin-inline:auto;padding-inline:20px}

/* ===== header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(3,7,18,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(56,189,248,.14)
}
.header-inner{display:flex;align-items:center;gap:14px;min-height:72px;flex-wrap:wrap;padding-block:11px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0;order:1}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;font-size:1.05rem;
  box-shadow:0 0 18px rgba(56,189,248,.5)
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:.1px;white-space:nowrap}
.brand-text em{font-style:normal;font-size:.58rem;letter-spacing:.6px;text-transform:uppercase;color:var(--cyan);white-space:nowrap}
.bt-short{display:none}
.nav-wrap{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-list a{
  display:block;padding:.52rem .88rem;border-radius:999px;color:var(--muted-2);
  font-size:.89rem;font-weight:600;white-space:nowrap;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease
}
.nav-list a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-list a.active{color:#fff;background:rgba(56,189,248,.15);box-shadow:inset 0 0 0 1px rgba(56,189,248,.36)}
.header-actions{display:flex;align-items:center;gap:9px;order:2;margin-left:6px}
.btn-login{
  color:#cbd5e1;font-size:.82rem;font-weight:600;padding:.44rem .8rem;border-radius:999px;
  border:1px solid rgba(148,163,184,.34);white-space:nowrap;
  transition:color .22s ease,border-color .22s ease,box-shadow .22s ease
}
.btn-login:hover{color:#fff;border-color:var(--cyan);box-shadow:0 0 16px rgba(56,189,248,.28)}
.btn-signup{
  color:#fff;font-size:.82rem;font-weight:700;padding:.48rem 1.05rem;border-radius:999px;white-space:nowrap;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:transform .22s ease,box-shadow .22s ease
}
.btn-signup:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 28px rgba(56,189,248,.62)}
.nav-toggle{
  order:3;display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line-2);background:rgba(56,189,248,.08);color:var(--cyan);cursor:pointer
}
.nav-toggle:hover{background:rgba(56,189,248,.18)}

/* ===== buttons ===== */
.btn-glow{
  display:inline-flex;align-items:center;gap:.5rem;color:#fff;font-weight:700;font-size:.94rem;
  padding:.82rem 1.6rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 24px rgba(56,189,248,.5);
  transition:transform .24s ease,box-shadow .24s ease
}
.btn-glow:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.72)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;color:#dbeafe;font-weight:600;font-size:.94rem;
  padding:.8rem 1.5rem;border-radius:999px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.07);
  transition:background .24s ease,border-color .24s ease,box-shadow .24s ease,color .24s ease
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan);box-shadow:0 0 20px rgba(56,189,248,.3)}
.btn-lime{
  display:inline-flex;align-items:center;gap:.5rem;color:#08120a;font-weight:700;font-size:.92rem;
  padding:.78rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#a3e635,#38bdf8);box-shadow:var(--glow-lime);
  transition:transform .24s ease,box-shadow .24s ease
}
.btn-lime:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(163,230,53,.55)}

/* ===== generic ===== */
.section{padding:84px 0;position:relative}
.section-tight{padding:60px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.15));
  border-block:1px solid rgba(56,189,248,.1)
}
.eyebrow{
  display:inline-block;font-size:.7rem;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--cyan);font-weight:700;padding:.3rem .78rem;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(56,189,248,.08)
}
.lead{color:var(--muted-2);font-size:1.02rem;max-width:62ch}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:clamp(1.5rem,3.1vw,2.1rem)}
.section-head p{color:var(--muted);margin-bottom:0}
.muted{color:var(--muted)}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(56,189,248,.35),transparent);border:0;margin:0}

/* ===== hero ===== */
.cat-hero{position:relative;padding:74px 0 58px;overflow:hidden}
.cat-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.2;filter:saturate(1.05)
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.74) 0%,rgba(3,7,18,.94) 64%,#030712 100%)
}
.cat-hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:44px;align-items:start}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 6px}
.badge-chip{
  display:inline-flex;align-items:center;gap:.4rem;font-size:.76rem;font-weight:600;
  color:var(--muted-2);padding:.36rem .78rem;border-radius:999px;
  border:1px solid rgba(56,189,248,.24);background:rgba(255,255,255,.045)
}
.badge-chip i{color:var(--cyan)}
h1.cat-title{font-size:clamp(1.75rem,4vw,2.7rem);margin-bottom:1rem}
h1.cat-title span{
  background:linear-gradient(120deg,#a3e635,#38bdf8);
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* hero panel – membership tier */
.hero-panel{
  background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.03));
  border:1px solid var(--line-2);border-radius:var(--radius-lg);
  padding:24px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow)
}
.hero-panel h3{font-size:1.02rem;text-transform:uppercase;letter-spacing:1px;color:var(--cyan);font-size:.76rem;margin-bottom:.6rem}
.tier-badge{
  display:flex;align-items:center;gap:.7rem;padding:.7rem .9rem;border-radius:14px;
  background:linear-gradient(135deg,rgba(251,191,36,.18),rgba(56,189,248,.1));
  border:1px solid rgba(251,191,36,.4);margin-bottom:16px
}
.tier-badge i{color:var(--gold);font-size:1.15rem}
.tier-badge strong{font-size:.95rem}
.tier-badge small{display:block;color:var(--muted);font-size:.74rem;letter-spacing:.4px}
.tier-track{height:9px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin:6px 0 8px}
.tier-fill{height:100%;width:72%;border-radius:999px;background:linear-gradient(90deg,#1d4ed8,#38bdf8,#a3e635);box-shadow:0 0 16px rgba(56,189,248,.55)}
.tier-labels{display:flex;justify-content:space-between;font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}
.panel-list{list-style:none;padding:0;margin:18px 0 20px}
.panel-list li{display:flex;gap:.6rem;align-items:flex-start;font-size:.9rem;color:var(--muted-2);padding:.34rem 0}
.panel-list i{color:var(--lime);margin-top:.28rem}
.hero-panel .btn-glow{width:100%;justify-content:center}

/* ===== metric strip ===== */
.metric-strip{
  margin-top:46px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  border-top:1px solid rgba(56,189,248,.18);padding-top:26px
}
.metric-item{padding-right:12px;border-right:1px solid rgba(56,189,248,.14)}
.metric-item:last-child{border-right:0}
.metric-item strong{display:block;font-size:1.42rem;font-weight:800;color:#fff;letter-spacing:-.4px}
.metric-item span{font-size:.78rem;color:var(--muted);display:block;line-height:1.45}
.metric-item em{font-style:normal;color:var(--lime);font-size:.72rem;font-weight:600}

/* ===== feature / mechanism ===== */
.wild-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.wild-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--shadow)}
.wild-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.wild-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:.82rem;color:#e2e8f0;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.92))
}
.rule-list{list-style:none;padding:0;margin:22px 0 0}
.rule-list li{
  display:grid;grid-template-columns:38px 1fr;gap:14px;align-items:start;
  padding:15px 0;border-bottom:1px dashed rgba(56,189,248,.2)
}
.rule-list li:last-child{border-bottom:0}
.rule-num{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:.92rem;
  color:#fff;background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 16px rgba(56,189,248,.4)
}
.rule-list h4{margin:0 0 .2rem;font-size:1rem}
.rule-list p{margin:0;color:var(--muted);font-size:.9rem}

/* ===== table ===== */
.table-shell{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015))
}
.table-scroll{overflow-x:auto}
table.pay-table{width:100%;border-collapse:collapse;min-width:620px}
table.pay-table th,table.pay-table td{padding:15px 18px;text-align:left;font-size:.92rem}
table.pay-table thead th{
  background:rgba(56,189,248,.1);color:var(--muted-2);font-size:.76rem;
  letter-spacing:1px;text-transform:uppercase;font-weight:700;border-bottom:1px solid var(--line-2)
}
table.pay-table tbody tr{border-bottom:1px solid rgba(56,189,248,.1);transition:background .2s ease}
table.pay-table tbody tr:hover{background:rgba(56,189,248,.06)}
table.pay-table tbody tr:last-child{border-bottom:0}
table.pay-table td strong{color:#fff}
.mult{color:var(--lime);font-weight:800}
.table-note{padding:14px 18px;font-size:.8rem;color:var(--muted);background:rgba(56,189,248,.05)}

/* ===== combo cards ===== */
.combo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.combo-card{
  padding:24px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease
}
.combo-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--shadow-soft)}
.combo-card .icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(56,189,248,.12);color:var(--cyan);font-size:1.1rem;border:1px solid var(--line-2)
}
.combo-card h3{font-size:1.06rem}
.combo-card p{color:var(--muted);font-size:.9rem;margin-bottom:.6rem}
.combo-card .tag{font-size:.72rem;font-weight:700;color:var(--lime);letter-spacing:.6px;text-transform:uppercase}

/* ===== timeline slots ===== */
.slot-timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.slot-row{
  border-left:2px solid rgba(56,189,248,.4);padding:4px 0 4px 20px;
}
.slot-row time{display:block;font-size:.8rem;letter-spacing:.8px;color:var(--cyan);font-weight:700;text-transform:uppercase}
.slot-row h3{font-size:1.02rem;margin:.4rem 0 .35rem}
.slot-row p{color:var(--muted);font-size:.88rem;margin:0}
.slot-row .heat{display:inline-block;margin-top:.7rem;font-size:.74rem;font-weight:700;color:#08120a;background:var(--lime);padding:.2rem .6rem;border-radius:999px}

/* ===== steps ===== */
.step-band{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start}
.step-list{list-style:none;padding:0;margin:0;counter-reset:step}
.step-list li{
  position:relative;padding:0 0 26px 56px;counter-increment:step
}
.step-list li::before{
  content:counter(step);position:absolute;left:0;top:0;
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:.9rem;
  color:#fff;background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 16px rgba(56,189,248,.42)
}
.step-list li::after{
  content:"";position:absolute;left:18px;top:44px;bottom:6px;width:1px;background:rgba(56,189,248,.28)
}
.step-list li:last-child{padding-bottom:0}
.step-list li:last-child::after{display:none}
.step-list h4{margin:0 0 .22rem;font-size:1rem}
.step-list p{margin:0;color:var(--muted);font-size:.9rem}
.pay-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.pay-chip{
  font-size:.78rem;font-weight:600;color:#dbeafe;padding:.36rem .8rem;border-radius:999px;
  border:1px solid rgba(56,189,248,.28);background:rgba(56,189,248,.08)
}
.payout-card{
  padding:26px;border-radius:var(--radius-lg);border:1px solid var(--line-2);
  background:linear-gradient(160deg,rgba(37,99,235,.18),rgba(8,18,41,.5));
  box-shadow:var(--shadow)
}
.payout-card img{border-radius:var(--radius);margin-bottom:18px;aspect-ratio:16/9;object-fit:cover}
.payout-figures{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.payout-figures div{padding:14px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid rgba(56,189,248,.16)}
.payout-figures strong{display:block;font-size:1.1rem;color:#fff}
.payout-figures span{font-size:.76rem;color:var(--muted)}

/* ===== compare ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(255,255,255,.03)}
.compare-col.highlight{border-color:rgba(163,230,53,.42);background:linear-gradient(180deg,rgba(163,230,53,.1),rgba(255,255,255,.02))}
.compare-col h3{font-size:1.05rem;display:flex;align-items:center;gap:.5rem}
.compare-col.highlight h3 i{color:var(--lime)}
.compare-col h3 i{color:var(--muted)}
.compare-col ul{list-style:none;padding:0;margin:14px 0 0}
.compare-col li{display:flex;gap:.6rem;font-size:.91rem;color:var(--muted-2);padding:.36rem 0}
.compare-col li i{margin-top:.3rem;color:var(--cyan)}
.compare-col.highlight li i{color:var(--lime)}

/* ===== reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{
  padding:24px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  display:flex;flex-direction:column;gap:.8rem
}
.review-card p{font-size:.92rem;color:var(--muted-2);margin:0}
.review-meta{display:flex;align-items:center;gap:.7rem;margin-top:auto}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:.85rem;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;flex:0 0 40px
}
.review-meta strong{display:block;font-size:.88rem}
.review-meta span{font-size:.74rem;color:var(--muted)}
.stars{color:var(--gold);font-size:.78rem;letter-spacing:2px}

/* ===== faq ===== */
.faq-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:40px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:rgba(255,255,255,.035);transition:border-color .22s ease,background .22s ease
}
.faq-item[open]{border-color:var(--line-2);background:rgba(56,189,248,.06)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:.97rem;
  display:flex;align-items:center;justify-content:space-between;gap:14px;color:#fff
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:.75rem;color:var(--cyan);
  transition:transform .25s ease
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:.92rem}
.faq-item .faq-body p{margin:0}

/* ===== cta ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line-2);padding:44px;
  background:linear-gradient(140deg,rgba(37,99,235,.28),rgba(8,18,41,.72));
  box-shadow:var(--shadow)
}
.cta-band-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.16}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.form-card{
  padding:24px;border-radius:var(--radius);border:1px solid rgba(56,189,248,.3);
  background:rgba(3,7,18,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)
}
.form-card label{display:block;font-size:.8rem;font-weight:600;color:var(--muted-2);margin-bottom:.35rem}
.form-card input,.form-card select{
  width:100%;padding:.72rem .9rem;border-radius:12px;color:#fff;
  background:rgba(255,255,255,.06);border:1px solid rgba(56,189,248,.26);margin-bottom:14px;
  transition:border-color .2s ease,box-shadow .2s ease
}
.form-card input::placeholder{color:#64748b}
.form-card input:focus,.form-card select:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.18)
}
.form-card select option{background:#081229;color:#fff}
.form-card .btn-glow{width:100%;justify-content:center}
.form-note{font-size:.74rem;color:var(--muted);margin:.7rem 0 0;line-height:1.5}

/* ===== footer ===== */
.site-footer{
  margin-top:20px;padding:64px 0 26px;border-top:1px solid rgba(56,189,248,.14);
  background:linear-gradient(180deg,rgba(8,18,41,.6),rgba(3,7,18,.95))
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:1rem}
.footer-desc{color:var(--muted);font-size:.88rem;max-width:44ch}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.footer-col h4{font-size:.82rem;letter-spacing:1px;text-transform:uppercase;color:var(--cyan);margin-bottom:.9rem}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:.5rem}
.footer-col a{color:var(--muted-2);font-size:.9rem}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(56,189,248,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.8rem;color:var(--muted)
}
.footer-bottom strong{color:var(--muted-2)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.72rem 1.05rem;border-radius:999px;
  background:rgba(7,7,13,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),
    linear-gradient(135deg,#a3e635,#06b6d4);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#e2e8f0;font-size:.82rem;font-weight:700;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.75;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease
}
.fab i{color:#a3e635;font-size:1rem;animation:fabPulse 2.2s ease-in-out infinite}
.fab:hover{opacity:1;color:#fff;transform:scale(1.06);box-shadow:0 0 30px rgba(6,182,212,.7)}
.fab:active{transform:scale(.95)}
.fab .dot{
  position:absolute;top:-3px;right:-3px;width:10px;height:10px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 10px rgba(244,63,94,.9);animation:fabPulse 1.4s ease-in-out infinite
}
@keyframes fabPulse{0%,100%{opacity:1}50%{opacity:.45}}
.fab-text{display:inline}

/* ===== responsive ===== */
@media (max-width:1199.98px){
  .nav-list a{padding:.5rem .7rem;font-size:.85rem}
}
@media (min-width:992px){
  .nav-wrap{display:flex !important;height:auto !important}
  #mainNav.collapse{display:flex !important}
  .nav-toggle{display:none}
}
@media (max-width:991.98px){
  .brand-text strong{font-size:.9rem}
  .nav-wrap{order:4;flex-basis:100%;margin-left:0}
  .nav-wrap.collapse:not(.show){display:none}
  .nav-wrap.show{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;padding:12px 0 6px}
  .nav-list a{padding:.68rem .9rem;border-radius:12px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .wild-grid,.step-band,.cta-inner,.faq-wrap{grid-template-columns:1fr;gap:32px}
  .combo-grid,.review-grid,.slot-timeline{grid-template-columns:1fr 1fr}
  .metric-strip{grid-template-columns:1fr 1fr;gap:20px 14px}
  .metric-item:nth-child(2){border-right:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767.98px){
  .section{padding:60px 0}
  .section-tight{padding:46px 0}
  .cta-band{padding:28px 22px}
  .compare-grid{grid-template-columns:1fr}
  .metric-item{border-right:0;padding-right:0}
}
@media (max-width:575.98px){
  .container{padding-inline:16px}
  .bt-full{display:none}
  .bt-short{display:inline}
  .brand-text em{display:none}
  .combo-grid,.review-grid,.slot-timeline,.footer-grid,.payout-figures{grid-template-columns:1fr}
  .metric-strip{grid-template-columns:1fr}
  .metric-item strong{font-size:1.28rem}
  .hero-cta .btn-glow,.hero-cta .btn-ghost{width:100%;justify-content:center}
  .header-actions .btn-login{padding:.38rem .62rem;font-size:.76rem}
  .header-actions .btn-signup{padding:.42rem .78rem;font-size:.76rem}
  .fab{left:12px;bottom:84px;padding:.66rem .8rem}
  .fab-text{display:none}
  .fab{width:56px;height:56px;justify-content:center;border-radius:50%}
  h1.cat-title{font-size:1.62rem}
  table.pay-table th,table.pay-table td{padding:12px 14px;font-size:.86rem}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.075);
  --line:rgba(56,189,248,.18);
  --line-2:rgba(56,189,248,.38);
  --blue:#2563eb;
  --blue-deep:#1d4ed8;
  --cyan:#38bdf8;
  --sky:#60a5fa;
  --lime:#a3e635;
  --gold:#fbbf24;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#cbd5e1;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --shadow-soft:0 10px 30px rgba(2,8,23,.45);
  --glow:0 0 26px rgba(56,189,248,.42);
  --glow-lime:0 0 22px rgba(163,230,53,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 10% -10%, rgba(37,99,235,.24), transparent 62%),
    radial-gradient(900px 520px at 94% 4%, rgba(56,189,248,.16), transparent 60%),
    linear-gradient(180deg,#030712 0%,#081229 46%,#030712 100%);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{font-weight:800;line-height:1.26;letter-spacing:-.2px;margin:0 0 .6rem}
p{margin:0 0 1rem}
::selection{background:rgba(56,189,248,.35);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1220px;margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section-tight{padding:62px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.92),rgba(3,7,18,.15));border-block:1px solid rgba(56,189,248,.1)}
.eyebrow{
  display:inline-block;font-size:.7rem;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--cyan);font-weight:700;padding:.3rem .78rem;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(56,189,248,.08)
}
.section-head{max-width:800px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.45rem,2.6vw,2.05rem);margin:14px 0 12px}
.section-head p{color:var(--muted-2);margin:0}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(3,7,18,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(56,189,248,.14)
}
.header-inner{display:flex;align-items:center;gap:14px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0;order:1}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;font-size:1.05rem;
  box-shadow:0 0 18px rgba(56,189,248,.5)
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:1.01rem;font-weight:800;letter-spacing:.1px;white-space:nowrap}
.brand-text em{font-style:normal;font-size:.65rem;letter-spacing:.9px;text-transform:uppercase;color:var(--cyan);white-space:nowrap}
.nav-wrap{order:2;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-list a{
  display:block;padding:.52rem .88rem;border-radius:999px;color:var(--muted-2);
  font-size:.89rem;font-weight:600;white-space:nowrap;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease
}
.nav-list a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-list a.active{color:#fff;background:rgba(56,189,248,.15);box-shadow:inset 0 0 0 1px rgba(56,189,248,.36)}
.header-actions{order:3;display:flex;align-items:center;gap:9px}
.btn-login{
  color:#cbd5e1;font-size:.85rem;font-weight:600;padding:.46rem .9rem;border-radius:999px;
  border:1px solid rgba(148,163,184,.34);transition:.22s ease;white-space:nowrap
}
.btn-login:hover{color:#fff;border-color:var(--cyan);box-shadow:0 0 16px rgba(56,189,248,.28)}
.btn-signup{
  color:#fff;font-size:.85rem;font-weight:700;padding:.5rem 1.15rem;border-radius:999px;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:.22s ease;white-space:nowrap
}
.btn-signup:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 28px rgba(56,189,248,.62)}
.nav-toggle{
  display:none;order:4;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.08);color:var(--cyan);place-items:center;cursor:pointer
}
.nav-toggle:hover{background:rgba(56,189,248,.16);color:#fff}

/* ===== Buttons ===== */
.btn-glow{
  display:inline-flex;align-items:center;gap:.5rem;color:#fff;font-weight:700;font-size:.94rem;
  padding:.82rem 1.6rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 24px rgba(56,189,248,.5);transition:.24s ease
}
.btn-glow:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.72)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;color:#dbeafe;font-weight:600;font-size:.94rem;
  padding:.8rem 1.5rem;border-radius:999px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.07);transition:.24s ease
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan);box-shadow:0 0 20px rgba(56,189,248,.3)}
.btn-lime{
  display:inline-flex;align-items:center;gap:.5rem;color:#08120a;font-weight:700;font-size:.92rem;
  padding:.78rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#a3e635,#38bdf8);box-shadow:var(--glow-lime);transition:.24s ease
}
.btn-lime:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(163,230,53,.55);color:#08120a}

/* ===== Hero ===== */
.hero{position:relative;padding:64px 0 74px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2;filter:saturate(1.05)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.74) 0%,rgba(3,7,18,.94) 62%,#030712 100%)
}
.hero .container{position:relative;z-index:2}
.flash-bar{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:.72rem 1.1rem;border-radius:999px;margin-bottom:34px;
  background:linear-gradient(90deg,rgba(37,99,235,.22),rgba(56,189,248,.08));
  border:1px solid var(--line-2);backdrop-filter:blur(12px);
  box-shadow:0 0 24px rgba(56,189,248,.16)
}
.flash-dot{width:9px;height:9px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px var(--lime);animation:blink 1.4s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}
.flash-label{font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted-2);font-weight:600}
.flash-clock{
  font-size:1rem;font-weight:800;color:#fff;letter-spacing:1px;
  padding:.14rem .6rem;border-radius:8px;background:rgba(3,7,18,.6);border:1px solid var(--line)
}
.flash-sep{width:1px;height:18px;background:var(--line-2)}
.flash-note{font-size:.82rem;color:var(--cyan);font-weight:600}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:46px;align-items:start}
.hero h1{font-size:clamp(1.7rem,3.6vw,2.75rem);line-height:1.2;margin:16px 0 16px;letter-spacing:-.6px}
.hero h1 span{background:linear-gradient(135deg,#38bdf8,#a3e635);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{color:var(--muted-2);font-size:1.03rem;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 22px}
.hero-trust{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0}
.hero-trust li{
  display:inline-flex;align-items:center;gap:.42rem;font-size:.79rem;font-weight:600;color:var(--muted-2);
  padding:.36rem .78rem;border-radius:999px;background:var(--glass);border:1px solid var(--line)
}
.hero-trust i{color:var(--lime);font-size:.76rem}

.settle-card{
  background:linear-gradient(165deg,rgba(56,189,248,.1),rgba(255,255,255,.025));
  border:1px solid var(--line-2);border-radius:var(--radius-lg);
  padding:26px 24px;backdrop-filter:blur(16px);box-shadow:var(--shadow)
}
.settle-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.settle-head>span:first-child{font-size:.76rem;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);font-weight:700}
.status-live{
  display:inline-flex;align-items:center;gap:.4rem;font-size:.74rem;font-weight:700;color:var(--lime);
  padding:.26rem .66rem;border-radius:999px;background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.32)
}
.status-live i{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px var(--lime)}
.settle-amount{font-size:2rem;font-weight:800;letter-spacing:-.6px;margin-bottom:16px;
  background:linear-gradient(135deg,#f8fafc,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.settle-rows{list-style:none;padding:0;margin:0 0 18px;border-top:1px solid var(--line)}
.settle-rows li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:.62rem 0;border-bottom:1px solid var(--line)}
.settle-rows span{font-size:.83rem;color:var(--muted)}
.settle-rows strong{font-size:.88rem;color:#fff;font-weight:700}
.settle-progress{height:7px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden;margin-bottom:14px}
.settle-progress span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#1d4ed8,#a3e635);box-shadow:0 0 14px rgba(163,230,53,.6)}
.settle-foot{display:flex;align-items:center;justify-content:space-between;gap:12px}
.settle-foot span{font-size:.8rem;color:var(--muted)}
.settle-foot strong{font-size:1.15rem;font-weight:800;color:var(--lime);letter-spacing:.5px}

/* ===== Section blocks ===== */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  padding:26px 22px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(56,189,248,.1),rgba(255,255,255,.02));
  border:1px solid var(--line);transition:.25s ease
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--glow)}
.metric strong{
  display:block;font-size:2.05rem;font-weight:800;line-height:1.1;margin-bottom:6px;
  background:linear-gradient(135deg,#60a5fa,#a3e635);-webkit-background-clip:text;background-clip:text;color:transparent
}
.metric span{font-size:.86rem;color:var(--muted-2);display:block}
.metric em{display:block;font-style:normal;font-size:.76rem;color:var(--muted);margin-top:8px}

.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel{
  padding:24px 22px;border-radius:var(--radius);background:var(--glass);
  border:1px solid var(--line);backdrop-filter:blur(12px);transition:.25s ease
}
.channel:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 0 24px rgba(56,189,248,.22)}
.channel-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;margin-bottom:14px;
  background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.18));
  border:1px solid var(--line-2);color:var(--cyan);font-size:1.05rem
}
.channel h3{font-size:1.02rem;margin-bottom:8px}
.channel p{font-size:.88rem;color:var(--muted-2);margin:0}
.channel-tag{
  display:inline-block;margin-top:14px;font-size:.72rem;font-weight:700;letter-spacing:.6px;
  text-transform:uppercase;color:var(--lime);padding:.24rem .6rem;border-radius:8px;
  background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.26)
}

.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:var(--glass)}
.compare-table{width:100%;border-collapse:collapse;min-width:620px}
.compare-table th,.compare-table td{padding:16px 20px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line)}
.compare-table thead th{
  font-size:.76rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted);
  background:rgba(56,189,248,.06);font-weight:700
}
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table tbody tr:hover{background:rgba(56,189,248,.05)}
.compare-table td:first-child{color:var(--muted-2);font-weight:600}
.compare-table .good{color:var(--lime);font-weight:700}
.compare-table .plain{color:var(--muted)}

.timeline{list-style:none;margin:0;padding:0 0 0 26px;position:relative}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,#38bdf8,#a3e635)}
.timeline li{position:relative;padding:0 0 26px 26px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
  content:"";position:absolute;left:-27px;top:6px;width:16px;height:16px;border-radius:50%;
  background:#030712;border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,.6)
}
.timeline li strong{display:block;font-size:.78rem;letter-spacing:1px;color:var(--cyan);text-transform:uppercase;margin-bottom:4px}
.timeline li h3{font-size:1rem;margin-bottom:6px}
.timeline li p{font-size:.88rem;color:var(--muted-2);margin:0}

.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:32px}
.news-card{
  border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);
  padding:24px 22px;display:flex;flex-direction:column;gap:10px;transition:.25s ease
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 0 24px rgba(56,189,248,.22)}
.news-meta{display:flex;align-items:center;gap:10px;font-size:.74rem;color:var(--cyan);font-weight:700;letter-spacing:.6px;text-transform:uppercase}
.news-meta em{font-style:normal;color:var(--muted);font-weight:500;letter-spacing:0;text-transform:none}
.news-card h3{font-size:1.02rem;margin:0}
.news-card h3 a{color:#fff}
.news-card h3 a:hover{color:var(--cyan)}
.news-card p{font-size:.87rem;color:var(--muted-2);margin:0}
.news-more{display:flex;justify-content:flex-start}
.empty-note{color:var(--muted);font-size:.9rem;padding:22px;border-radius:var(--radius);border:1px dashed var(--line-2);background:var(--glass)}

.assure-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:center}
.assure-list{list-style:none;padding:0;margin:0}
.assure-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.assure-list li:last-child{border-bottom:0}
.assure-list i{color:var(--cyan);font-size:1.05rem;margin-top:3px}
.assure-list strong{display:block;font-size:.98rem;color:#fff;margin-bottom:4px}
.assure-list p{font-size:.88rem;color:var(--muted-2);margin:0}
.assure-figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--shadow)}
.assure-figure img{width:100%;height:100%;object-fit:cover}

.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.quick{padding:22px 20px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);transition:.25s ease}
.quick:hover{border-color:var(--line-2);box-shadow:0 0 20px rgba(56,189,248,.2)}
.quick strong{display:block;font-size:.78rem;letter-spacing:.8px;text-transform:uppercase;color:var(--cyan);margin-bottom:8px}
.quick p{font-size:.88rem;color:var(--muted-2);margin:0}

.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--line);background:var(--glass);
  padding:20px 22px;transition:.25s ease
}
.faq-item[open]{border-color:var(--line-2);box-shadow:0 0 22px rgba(56,189,248,.16)}
.faq-item summary{
  cursor:pointer;list-style:none;font-weight:700;font-size:.97rem;color:#fff;
  display:flex;align-items:flex-start;justify-content:space-between;gap:14px
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--cyan);font-size:1.2rem;line-height:1;flex-shrink:0}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:14px 0 0;font-size:.89rem;color:var(--muted-2)}

.fan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.fan-card{
  display:flex;flex-direction:column;gap:8px;padding:22px 20px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(56,189,248,.09),rgba(255,255,255,.02));
  border:1px solid var(--line);transition:.25s ease
}
.fan-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 0 22px rgba(56,189,248,.24)}
.fan-card strong{font-size:1rem;color:#fff}
.fan-card span{font-size:.85rem;color:var(--muted-2)}
.fan-card i{color:var(--cyan)}

.cta-panel{
  display:grid;grid-template-columns:1.08fr 1fr;gap:44px;align-items:start;
  padding:42px;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(37,99,235,.22),rgba(3,7,18,.7));
  border:1px solid var(--line-2);box-shadow:var(--shadow)
}
.cta-panel h2{font-size:clamp(1.4rem,2.4vw,1.95rem);margin:14px 0 12px}
.cta-panel>div>p{color:var(--muted-2)}
.cta-list{list-style:none;padding:0;margin:18px 0 0}
.cta-list li{display:flex;gap:10px;font-size:.89rem;color:var(--muted-2);padding:6px 0}
.cta-list i{color:var(--lime);margin-top:4px}
.cta-form{display:grid;gap:14px;background:rgba(3,7,18,.55);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.form-row{display:flex;flex-direction:column;gap:6px}
.form-row label{font-size:.79rem;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--muted)}
.form-row input,.form-row select{
  width:100%;padding:.76rem .9rem;border-radius:var(--radius-sm);color:#fff;
  background:rgba(255,255,255,.05);border:1px solid var(--line);transition:.22s ease
}
.form-row input::placeholder{color:#64748b}
.form-row input:focus,.form-row select:focus{border-color:var(--cyan);background:rgba(56,189,248,.08);outline:none;box-shadow:0 0 0 3px rgba(56,189,248,.16)}
.cta-form .btn-glow{justify-content:center;width:100%}
.form-note{font-size:.78rem;color:var(--muted);margin:0}

/* ===== Footer ===== */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(8,18,41,.9));border-top:1px solid rgba(56,189,248,.14);padding:64px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid var(--line)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:1rem;font-weight:800;color:#fff}
.footer-desc{font-size:.87rem;color:var(--muted-2);max-width:400px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pay-chip{
  font-size:.74rem;font-weight:600;color:var(--muted-2);padding:.3rem .7rem;border-radius:999px;
  background:var(--glass);border:1px solid var(--line)
}
.footer-col h4{font-size:.78rem;letter-spacing:1.1px;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:.87rem;color:var(--muted-2)}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:22px;font-size:.79rem;color:var(--muted)}
.footer-bottom strong{color:var(--muted-2)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:18px;bottom:96px;z-index:1050;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  color:#e0f2fe;font-size:1.2rem;background:rgba(7,7,13,.82);
  border:1.5px solid rgba(56,189,248,.65);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 0 22px rgba(56,189,248,.45);opacity:.8;
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;
  animation:fabPulse 3.2s ease-in-out infinite
}
.fab:hover{opacity:1;color:#fff;transform:scale(1.08);border-color:var(--lime);box-shadow:0 0 34px rgba(163,230,53,.6)}
.fab:active{transform:scale(.94)}
.fab::after{
  content:"";position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 2px rgba(3,7,18,.95);animation:fabBlink 1.6s infinite
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,.38)}50%{box-shadow:0 0 30px rgba(163,230,53,.5)}}
@keyframes fabBlink{0%,100%{opacity:1}50%{opacity:.35}}

/* ===== Responsive ===== */
@media (min-width:992px){
  .nav-wrap.collapse{display:flex !important}
}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .assure-grid{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr;gap:28px;padding:32px}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .header-inner{flex-wrap:wrap;padding-block:10px}
  .brand{order:1}
  .header-actions{order:2;margin-left:auto}
  .nav-toggle{order:3;display:grid}
  .nav-wrap{order:4;flex-basis:100%;margin-left:0}
  .nav-wrap.collapse{position:static}
  .nav-list{flex-direction:column;align-items:stretch;gap:3px;padding:10px 0 6px}
  .nav-list a{padding:.66rem .9rem;border-radius:12px}
  .brand-text strong{font-size:.94rem}
  .brand-text em{font-size:.56rem;letter-spacing:.6px}
  .header-actions .btn-login{padding:.42rem .7rem;font-size:.79rem}
  .header-actions .btn-signup{padding:.46rem .86rem;font-size:.79rem}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .section-tight{padding:48px 0}
  .flash-bar{gap:10px}
  .flash-sep{display:none}
  .compare-table th,.compare-table td{padding:13px 14px;font-size:.85rem}
  .faq-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .fan-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .settle-amount{font-size:1.7rem}
}
@media (max-width:520px){
  .container{padding-inline:16px}
  .hero{padding:48px 0 52px}
  .metric-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .hero-actions .btn-glow,.hero-actions .btn-ghost{width:100%;justify-content:center}
  .cta-panel{padding:24px}
  .brand-text strong{font-size:.86rem}
  .brand-text em{display:none}
  .fab{width:52px;height:52px;bottom:78px;left:14px}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.075);
  --line:rgba(56,189,248,.18);
  --line-2:rgba(56,189,248,.38);
  --blue:#2563eb;
  --blue-deep:#1d4ed8;
  --cyan:#38bdf8;
  --sky:#60a5fa;
  --lime:#a3e635;
  --gold:#fbbf24;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#cbd5e1;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --shadow-soft:0 10px 30px rgba(2,8,23,.45);
  --glow:0 0 26px rgba(56,189,248,.42);
  --glow-lime:0 0 22px rgba(163,230,53,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 10% -10%, rgba(37,99,235,.24), transparent 62%),
    radial-gradient(900px 520px at 94% 4%, rgba(56,189,248,.16), transparent 60%),
    linear-gradient(180deg,#030712 0%,#081229 46%,#030712 100%);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 .7rem;font-weight:800;line-height:1.24;letter-spacing:-.2px;color:#fff}
h1{font-size:clamp(1.7rem,3.6vw,2.7rem)}
h2{font-size:clamp(1.35rem,2.5vw,2rem)}
h3{font-size:1.1rem}
p{margin:0 0 1rem;color:var(--muted-2)}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1220px;margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section-tight{padding:62px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.15));border-block:1px solid rgba(56,189,248,.1)}
.eyebrow{
  display:inline-block;font-size:.7rem;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--cyan);font-weight:700;padding:.3rem .78rem;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(56,189,248,.08);margin-bottom:14px
}
.lead{font-size:1.02rem;color:var(--muted-2);max-width:760px}
.head-block{margin-bottom:38px}
.head-block h2{margin-bottom:.5rem}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(3,7,18,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(56,189,248,.14)
}
.header-inner{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);order:1;flex-shrink:0}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);color:#fff;font-size:1.05rem;
  box-shadow:0 0 18px rgba(56,189,248,.5)
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:.1px;white-space:nowrap}
.brand-text em{font-style:normal;font-size:.58rem;letter-spacing:.7px;text-transform:uppercase;color:var(--cyan);white-space:nowrap}
.header-actions{order:2;margin-left:auto;display:flex;align-items:center;gap:9px}
.btn-login{
  color:#cbd5e1;font-size:.8rem;font-weight:600;padding:.42rem .72rem;border-radius:999px;
  border:1px solid rgba(148,163,184,.34);transition:.22s ease;white-space:nowrap
}
.btn-login:hover{color:#fff;border-color:var(--cyan);box-shadow:0 0 16px rgba(56,189,248,.28)}
.btn-signup{
  color:#fff;font-size:.8rem;font-weight:700;padding:.46rem .88rem;border-radius:999px;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:.22s ease;white-space:nowrap
}
.btn-signup:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 28px rgba(56,189,248,.62)}
.nav-toggle{
  order:3;display:grid;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.08);color:var(--cyan);place-items:center;cursor:pointer
}
.nav-wrap{order:4;flex-basis:100%}
.nav-list{display:flex;flex-direction:column;gap:2px;padding:12px 0 6px}
.nav-list a{
  display:block;padding:.68rem .9rem;border-radius:12px;color:var(--muted-2);
  font-size:.89rem;font-weight:600;transition:background .22s ease,color .22s ease,box-shadow .22s ease
}
.nav-list a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-list a.active{color:#fff;background:rgba(56,189,248,.15);box-shadow:inset 0 0 0 1px rgba(56,189,248,.36)}
@media (min-width:992px){
  .header-inner{flex-wrap:nowrap;gap:14px;padding-block:0;min-height:72px}
  .brand-text strong{font-size:1.01rem}
  .brand-text em{font-size:.65rem;letter-spacing:.9px}
  .header-actions{margin-left:6px}
  .header-actions .btn-login{font-size:.85rem;padding:.46rem .9rem}
  .header-actions .btn-signup{font-size:.85rem;padding:.5rem 1.15rem}
  .nav-wrap{order:2;flex-basis:auto;margin-left:auto}
  .nav-list{flex-direction:row;align-items:center;gap:4px;padding:0}
  .nav-list a{padding:.52rem .88rem;border-radius:999px;white-space:nowrap}
  .nav-toggle{display:none}
  #mainNav.collapse{display:flex !important}
}

/* ===== Buttons ===== */
.btn-glow{
  display:inline-flex;align-items:center;gap:.5rem;color:#fff;font-weight:700;font-size:.94rem;
  padding:.82rem 1.6rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 24px rgba(56,189,248,.5);transition:.24s ease
}
.btn-glow:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.72)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;color:#dbeafe;font-weight:600;font-size:.94rem;
  padding:.8rem 1.5rem;border-radius:999px;border:1px solid var(--line-2);
  background:rgba(56,189,248,.07);transition:.24s ease
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan);box-shadow:0 0 20px rgba(56,189,248,.3)}
.btn-lime{
  display:inline-flex;align-items:center;gap:.5rem;color:#08120a;font-weight:700;font-size:.92rem;
  padding:.78rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#a3e635,#38bdf8);box-shadow:var(--glow-lime);transition:.24s ease
}
.btn-lime:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(163,230,53,.55)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px
}

/* ===== Hero ===== */
.hero{position:relative;padding:74px 0 68px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.74) 0%,rgba(3,7,18,.94) 62%,#030712 100%)
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.3fr .95fr;gap:42px;align-items:start}
.hero-tag{
  display:inline-flex;align-items:center;gap:.5rem;font-size:.74rem;font-weight:700;letter-spacing:.6px;
  text-transform:uppercase;color:#08120a;padding:.34rem .8rem;border-radius:999px;
  background:linear-gradient(135deg,#fbbf24,#a3e635);box-shadow:0 0 18px rgba(251,191,36,.4);margin-bottom:16px
}
.hero h1 span{color:var(--cyan)}
.hero p.lead{margin-bottom:1.4rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-notes{display:flex;flex-wrap:wrap;gap:18px;font-size:.85rem;color:var(--muted)}
.hero-notes i{color:var(--lime);margin-right:6px}
.stat-panel{
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;
  background:linear-gradient(160deg,rgba(56,189,248,.12),rgba(255,255,255,.03));
  box-shadow:var(--shadow);backdrop-filter:blur(14px)
}
.stat-panel h3{font-size:.82rem;text-transform:uppercase;letter-spacing:1.1px;color:var(--sky);margin-bottom:18px}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed rgba(148,163,184,.2)}
.stat-row:last-of-type{border-bottom:0}
.stat-label{font-size:.86rem;color:var(--muted)}
.stat-value{font-size:1.28rem;font-weight:800;color:#fff;white-space:nowrap}
.stat-value em{font-style:normal;font-size:.78rem;font-weight:600;color:var(--cyan);margin-left:4px}
.stat-note{margin:16px 0 0;font-size:.78rem;color:var(--muted);line-height:1.5}

/* ===== KPI ===== */
.kpi-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;background:rgba(56,189,248,.16)
}
.kpi-cell{background:#050d1e;padding:26px 22px}
.kpi-cell i{font-size:1.1rem;color:var(--cyan);margin-bottom:10px;display:block}
.kpi-cell strong{display:block;font-size:1.5rem;font-weight:800;color:#fff;line-height:1.2}
.kpi-cell span{font-size:.82rem;color:var(--muted)}

/* ===== Cards ===== */
.card-glass{
  height:100%;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  background:var(--glass);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease
}
.card-glass:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--shadow-soft)}
.card-glass .icon-badge{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;margin-bottom:14px;
  background:linear-gradient(135deg,rgba(29,78,216,.9),rgba(56,189,248,.75));color:#fff;
  box-shadow:0 0 18px rgba(56,189,248,.35)
}
.card-glass h3{font-size:1.02rem;margin-bottom:.45rem}
.card-glass p{font-size:.9rem;margin-bottom:0;color:var(--muted-2)}
.card-glass .card-tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
  color:var(--lime);background:rgba(163,230,53,.12);border:1px solid rgba(163,230,53,.34);
  padding:.2rem .55rem;border-radius:999px;margin-bottom:10px
}

/* ===== Feature split ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover;min-height:320px}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(3,7,18,.15),rgba(3,7,18,.65))}
.split-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(148,163,184,.18);font-size:.94rem;color:var(--muted-2)}
.split-list li:last-child{border-bottom:0}
.split-list i{color:var(--cyan);margin-top:5px}

/* ===== Table ===== */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--glass)}
.data-table{width:100%;min-width:720px;border-collapse:collapse;font-size:.92rem}
.data-table thead th{
  background:rgba(56,189,248,.1);color:var(--sky);font-weight:700;font-size:.74rem;
  letter-spacing:.9px;text-transform:uppercase;text-align:left;padding:15px 18px;
  border-bottom:1px solid var(--line);white-space:nowrap
}
.data-table td{padding:16px 18px;border-bottom:1px solid rgba(148,163,184,.1);color:var(--muted-2);vertical-align:top}
.data-table tbody tr{transition:background .2s ease}
.data-table tbody tr:hover{background:rgba(56,189,248,.06)}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table td strong{color:#fff}
.tag{display:inline-block;font-size:.72rem;font-weight:700;padding:.24rem .62rem;border-radius:999px;white-space:nowrap}
.tag-hot{color:#08120a;background:linear-gradient(135deg,#a3e635,#38bdf8)}
.tag-mid{color:#dbeafe;background:rgba(56,189,248,.16);border:1px solid var(--line-2)}
.tag-soft{color:#fde68a;background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.3)}

/* ===== Compare ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.compare-col{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;background:var(--glass)}
.compare-col.after{border-color:rgba(163,230,53,.4);background:linear-gradient(160deg,rgba(163,230,53,.1),rgba(255,255,255,.02));box-shadow:0 0 30px rgba(163,230,53,.12)}
.compare-col h3{display:flex;align-items:center;gap:10px;font-size:.98rem;margin-bottom:16px}
.compare-col.before h3 i{color:var(--muted)}
.compare-col.after h3 i{color:var(--lime)}
.compare-col li{display:flex;gap:10px;font-size:.92rem;color:var(--muted-2);padding:10px 0;border-bottom:1px dashed rgba(148,163,184,.16)}
.compare-col li:last-child{border-bottom:0}
.compare-col.before li i{color:#64748b;margin-top:5px}
.compare-col.after li i{color:var(--lime);margin-top:5px}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;background:var(--glass);position:relative;transition:.25s ease}
.step:hover{transform:translateY(-4px);border-color:var(--line-2)}
.step-num{
  counter-increment:step;font-size:.78rem;font-weight:800;letter-spacing:1px;color:var(--cyan);
  display:flex;align-items:center;gap:8px;margin-bottom:12px
}
.step-num::before{
  content:"0" counter(step);width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:rgba(56,189,248,.14);border:1px solid var(--line-2);font-size:.75rem;color:#fff
}
.step h3{font-size:1rem;margin-bottom:.4rem}
.step p{font-size:.89rem;margin-bottom:0;color:var(--muted)}

/* ===== Rank ===== */
.rank-list li{
  display:flex;align-items:center;gap:16px;padding:16px 20px;border:1px solid var(--line);
  border-radius:var(--radius-sm);background:var(--glass);margin-bottom:12px;transition:.22s ease
}
.rank-list li:hover{border-color:var(--line-2);transform:translateX(4px)}
.rank-order{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;display:grid;place-items:center;
  font-weight:800;font-size:.85rem;color:#fff;background:rgba(56,189,248,.16);border:1px solid var(--line-2)
}
.rank-list li:nth-child(1) .rank-order{background:linear-gradient(135deg,#fbbf24,#f97316);border-color:transparent;color:#1a1206}
.rank-info{flex:1 1 auto;min-width:0}
.rank-info strong{display:block;font-size:.95rem;color:#fff}
.rank-info span{font-size:.8rem;color:var(--muted)}
.rank-amount{font-size:1rem;font-weight:800;color:var(--lime);white-space:nowrap}

/* ===== Trust ===== */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.trust-item{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;background:var(--glass);
  transition:.22s ease
}
.trust-item:hover{border-color:var(--line-2);box-shadow:var(--shadow-soft)}
.trust-item i{font-size:1.35rem;color:var(--cyan);margin-bottom:12px;display:block}
.trust-item strong{display:block;font-size:.96rem;color:#fff;margin-bottom:.35rem}
.trust-item p{font-size:.85rem;margin:0;color:var(--muted)}

/* ===== Category entry ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  display:block;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  background:linear-gradient(160deg,rgba(56,189,248,.1),rgba(255,255,255,.02));
  transition:.26s ease;color:var(--text)
}
.cat-card:hover{color:#fff;transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 0 30px rgba(56,189,248,.22)}
.cat-card span.cat-index{font-size:.72rem;letter-spacing:1px;text-transform:uppercase;color:var(--cyan);font-weight:700}
.cat-card h3{margin:.5rem 0 .45rem;font-size:1.04rem}
.cat-card p{font-size:.88rem;color:var(--muted);margin:0}
.cat-card .cat-go{display:inline-flex;align-items:center;gap:.45rem;margin-top:16px;font-size:.85rem;font-weight:700;color:var(--cyan)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--glass);overflow:hidden;transition:border-color .22s ease}
.faq-item[open]{border-color:var(--line-2);background:rgba(56,189,248,.06)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:.96rem;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:14px
}
.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(--cyan);font-size:.8rem;transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;margin:0;font-size:.92rem;color:var(--muted-2)}

/* ===== CTA ===== */
.cta-wrap{
  position:relative;border:1px solid var(--line-2);border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(140deg,rgba(29,78,216,.4),rgba(3,7,18,.9) 65%);
  box-shadow:0 0 46px rgba(56,189,248,.2)
}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.16}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;padding:44px 38px}
.cta-inner h2{margin-bottom:.6rem}
.cta-inner p{font-size:.94rem}
.cta-benefits li{display:flex;gap:10px;font-size:.9rem;color:var(--muted-2);padding:6px 0}
.cta-benefits i{color:var(--lime);margin-top:5px}
.cta-form{background:rgba(3,7,18,.56);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;backdrop-filter:blur(12px)}
.cta-form h3{font-size:1rem;margin-bottom:1rem}
.field{margin-bottom:14px}
.field label{display:block;font-size:.8rem;font-weight:600;color:var(--muted-2);margin-bottom:6px}
.field input,.field select{
  width:100%;padding:.78rem .9rem;border-radius:var(--radius-sm);border:1px solid var(--line-2);
  background:rgba(8,18,41,.8);color:#fff;transition:.22s ease
}
.field input::placeholder{color:#64748b}
.field input:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.18)}
.cta-form .btn-glow{width:100%;justify-content:center;margin-top:6px}
.form-note{font-size:.76rem;color:var(--muted);margin:12px 0 0;text-align:left}
.form-alert{
  display:none;margin-top:14px;font-size:.85rem;color:#d9f99d;background:rgba(163,230,53,.12);
  border:1px solid rgba(163,230,53,.35);border-radius:var(--radius-sm);padding:12px 14px
}
.form-alert.show{display:block}

/* ===== Footer ===== */
.site-footer{border-top:1px solid rgba(56,189,248,.14);background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(3,7,18,.96));padding-top:66px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:1rem;color:#fff}
.footer-desc{font-size:.88rem;color:var(--muted);max-width:460px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pay-chip{
  font-size:.74rem;font-weight:600;color:var(--muted-2);padding:.3rem .7rem;border-radius:999px;
  border:1px solid var(--line);background:rgba(56,189,248,.07)
}
.footer-col h4{font-size:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--sky);margin-bottom:14px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:.87rem;color:var(--muted)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(56,189,248,.12);padding:20px 0 30px;display:flex;flex-wrap:wrap;
  gap:12px;justify-content:space-between;font-size:.8rem;color:var(--muted)
}
.footer-bottom strong{color:var(--muted-2)}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .split{grid-template-columns:1fr;gap:30px}
  .kpi-strip{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .compare{grid-template-columns:1fr}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .section-tight{padding:50px 0}
  .hero{padding:56px 0 52px}
  .kpi-cell{padding:22px 18px}
  .cat-grid{grid-template-columns:1fr}
  .rank-list li{flex-wrap:wrap;gap:10px}
  .stat-panel{padding:22px 20px}
}
@media (max-width:520px){
  .container{padding-inline:16px}
  .kpi-strip{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-cta .btn-glow,.hero-cta .btn-ghost{width:100%;justify-content:center}
  .brand-text strong{font-size:.86rem}
  .brand-text em{display:none}
  .hero-notes{flex-direction:column;gap:8px}
  h1{font-size:1.55rem}
}

/* 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}